Docs: Update for release FEX-2108

AArch64: Workaround static-pie crashing

.gitmodules

@@ -33,3 +33,12 @@
 [submodule "External/jemalloc"]
 	path = External/jemalloc
 	url = https://github.com/FEX-Emu/jemalloc.git
+[submodule "External/fmt"]
+	path = External/fmt
+	url = https://github.com/fmtlib/fmt.git
+[submodule "External/drm-headers"]
+	path = External/drm-headers
+	url = https://github.com/FEX-Emu/drm-headers.git
+[submodule "External/xxhash"]
+	path = External/xxhash
+	url = https://github.com/FEX-Emu/xxHash.git

CMakeLists.txt

@@ -14,6 +14,8 @@ option(ENABLE_ASSERTIONS "Enables assertions in build" FALSE)
 option(ENABLE_VISUAL_DEBUGGER "Enables the visual debugger for compiling" FALSE)
 option(ENABLE_STRICT_WERROR "Enables stricter -Werror for CI" FALSE)
 option(ENABLE_WERROR "Enables -Werror" FALSE)
+option(ENABLE_STATIC_PIE "Enables static-pie build" FALSE)
+option(ENABLE_JEMALLOC "Enables jemalloc allocator" TRUE)
 
 set (X86_C_COMPILER "x86_64-linux-gnu-gcc" CACHE STRING "c compiler for compiling x86 guest libs")
 set (X86_CXX_COMPILER "x86_64-linux-gnu-g++" CACHE STRING "c++ compiler for compiling x86 guest libs")
@@ -44,38 +46,6 @@ else()
   set(CMAKE_INTERPROCEDURAL_OPTIMIZATION FALSE)
 endif()
 
-find_program(CCACHE_PROGRAM ccache)
-if(CCACHE_PROGRAM)
-  message(STATUS "CCache enabled")
-  set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CCACHE_PROGRAM}")
-endif()
-
-if (ENABLE_XRAY)
-  add_compile_options(-fxray-instrument)
-  link_libraries(-fxray-instrument)
-endif()
-
-if (ENABLE_LLD)
-  link_libraries(-fuse-ld=lld)
-endif()
-
-if (ENABLE_ASAN)
-  add_definitions(-DENABLE_ASAN=1)
-  add_compile_options(-fno-omit-frame-pointer -fsanitize=address -fsanitize-address-use-after-scope)
-  link_libraries(-fno-omit-frame-pointer -fsanitize=address -fsanitize-address-use-after-scope)
-endif()
-
-if (ENABLE_TSAN)
-  add_compile_options(-fno-omit-frame-pointer -fsanitize=thread)
-  link_libraries(-fno-omit-frame-pointer -fsanitize=thread)
-endif()
-
-set (CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -fno-omit-frame-pointer")
-set (CMAKE_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_LINKER_FLAGS_RELWITHDEBINFO} -fno-omit-frame-pointer")
-
-set (CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -fomit-frame-pointer")
-set (CMAKE_LINKER_FLAGS_RELEASE "${CMAKE_LINKER_FLAGS_RELEASE} -fomit-frame-pointer")
-
 if (CMAKE_SYSTEM_PROCESSOR MATCHES "x86_64")
   option(ENABLE_X86_HOST_DEBUG "Enables compiling on x86_64 host" FALSE)
   if (NOT ENABLE_X86_HOST_DEBUG)
@@ -95,6 +65,174 @@ if (CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64")
   add_definitions(-D_M_ARM_64=1)
 endif()
 
+find_program(CCACHE_PROGRAM ccache)
+if(CCACHE_PROGRAM)
+  message(STATUS "CCache enabled")
+  set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CCACHE_PROGRAM}")
+endif()
+
+if (ENABLE_XRAY)
+  add_compile_options(-fxray-instrument)
+  link_libraries(-fxray-instrument)
+endif()
+
+set (PTHREAD_LIB pthread)
+if (ENABLE_LLD)
+  set (LD_OVERRIDE "-fuse-ld=lld")
+  link_libraries(${LD_OVERRIDE})
+endif()
+
+if (ENABLE_STATIC_PIE)
+  if (_M_ARM_64 AND ENABLE_LLD)
+    message (FATAL_ERROR "Static linking does not currently work with AArch64+LLD. Use GNU ld for now.")
+  endif()
+
+  file(WRITE ${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/Determine_iplt.c
+    "int main(int argc, char* argv[])
+      {
+        return 0;
+      }")
+
+  # Compile the test application with our LD_OVERRIDE and static-pie options
+  try_compile(
+    COMPILE_RESULT
+    ${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp
+    ${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/Determine_iplt.c
+    COMPILE_DEFINITIONS "-fPIE ${LD_OVERRIDE}"
+    LINK_LIBRARIES "-static-pie ${LD_OVERRIDE}"
+    COPY_FILE ${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/Determine_iplt
+  )
+
+  if (${COMPILE_RESULT})
+    # Read the symbols from the elf
+    execute_process(COMMAND
+      readelf -s ${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/Determine_iplt
+      OUTPUT_FILE ${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/plt_out.txt
+      OUTPUT_VARIABLE PLT_SYMBOLS)
+
+    # Pull out the __rela_iplt_{start,end} symbols if they exist
+    execute_process(COMMAND
+      "grep" "__rela_iplt" ${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/plt_out.txt
+      OUTPUT_VARIABLE PLT_SYMBOLS)
+
+    set (SYMBOLS_FINE TRUE)
+    set (HAS_IPLT -1)
+    # Check if we have any symbols in our grep output
+    # The symbols must either not exist at all OR the symbols are zero
+    if (PLT_SYMBOLS)
+      string(FIND ${PLT_SYMBOLS} "__rela_iplt_start" HAS_IPLT)
+    endif()
+
+    if (NOT HAS_IPLT EQUAL -1)
+      # We have some symbols from readelf. Let's parse the results to check if they are zero
+      # Format: '35: 0000000000000000     0 NOTYPE  LOCAL  HIDDEN   UND __rela_iplt_start'
+      string(REPLACE "\n" ";" SYMBOL_LIST ${PLT_SYMBOLS})
+      foreach (SYMBOL ${SYMBOL_LIST})
+        # strip any leading and trailing whitespace
+        string (STRIP ${SYMBOL} SYMBOL)
+        # Convert string to a list
+        string(REPLACE " " ";" SYMBOL_VALUES ${SYMBOL}})
+        # Pull out the address argument
+        list(GET SYMBOL_VALUES 1 OFFSET)
+
+        # Check against integer zero
+        if (NOT ${OFFSET} EQUAL 0)
+          # Symbol wasn't zero, this now fails
+          set (SYMBOLS_FINE FALSE)
+        endif()
+      endforeach()
+    endif()
+
+    if (SYMBOLS_FINE)
+      # We can now exnable static-pie
+      set (STATIC_PIE_OPTIONS "-static-pie")
+      # Pthreads has an issue with exposing symbols
+      # We need to make some concessions to the pthread gods
+      if (ENABLE_LLD)
+        set (PTHREAD_LIB
+          -Wl,--undefined-glob=pthread_*
+          -Wl,--undefined=__cxa_finalize
+          -Wl,--undefined=_pthread_cleanup_push_defer
+          -Wl,--undefined=_pthread_cleanup_pop_restore
+          -Wl,--undefined=__pthread_cleanup_upto
+          pthread)
+      else()
+        set (PTHREAD_LIB
+          -Wl,--undefined=pthread_join
+          -Wl,--undefined=pthread_attr_getdetachstate
+          -Wl,--undefined=pthread_sigmask
+          -Wl,--undefined=pthread_mutex_lock
+          -Wl,--undefined=pthread_cond_init
+          -Wl,--undefined=pthread_attr_init
+          -Wl,--undefined=pthread_mutex_unlock
+          -Wl,--undefined=pthread_mutexattr_destroy
+          -Wl,--undefined=pthread_detach
+          -Wl,--undefined=pthread_mutex_init
+          -Wl,--undefined=pthread_getattr_np
+          -Wl,--undefined=pthread_cond_timedwait
+          -Wl,--undefined=pthread_attr_destroy
+          -Wl,--undefined=pthread_mutexattr_settype
+          -Wl,--undefined=pthread_rwlock_unlock
+          -Wl,--undefined=pthread_rwlock_wrlock
+          -Wl,--undefined=pthread_setspecific
+          -Wl,--undefined=pthread_create
+          -Wl,--undefined=pthread_cond_clockwait
+          -Wl,--undefined=pthread_key_create
+          -Wl,--undefined=pthread_rwlock_rdlock
+          -Wl,--undefined=pthread_setname_np
+          -Wl,--undefined=pthread_cond_signal
+          -Wl,--undefined=pthread_mutexattr_init
+          -Wl,--undefined=pthread_attr_setstack
+          -Wl,--undefined=pthread_self
+          -Wl,--undefined=pthread_getaffinity_np
+          -Wl,--undefined=pthread_cond_wait
+          -Wl,--undefined=pthread_mutex_trylock
+          -Wl,--undefined=pthread_cond_broadcast
+          -Wl,--undefined=pthread_cond_destroy
+          -Wl,--undefined=pthread_getspecific
+          -Wl,--undefined=pthread_key_delete
+          -Wl,--undefined=pthread_once
+          -Wl,--undefined=__cxa_finalize
+          -Wl,--undefined=_pthread_cleanup_push_defer
+          -Wl,--undefined=_pthread_cleanup_pop_restore
+          -Wl,--undefined=__pthread_cleanup_upto
+          pthread)
+      endif()
+    else()
+      message (FATAL_ERROR "Application has __rela_iplt_{start,end} symbols. Which means static-pie can't be enabled")
+    endif()
+  else()
+    message (FATAL_ERROR "Couldn't compile static-pie test. Static-pie can't be enabled!")
+  endif()
+endif()
+
+if (ENABLE_ASAN)
+  add_definitions(-DENABLE_ASAN=1)
+  add_compile_options(-fno-omit-frame-pointer -fsanitize=address -fsanitize-address-use-after-scope)
+  link_libraries(-fno-omit-frame-pointer -fsanitize=address -fsanitize-address-use-after-scope)
+endif()
+
+if (ENABLE_TSAN)
+  add_compile_options(-fno-omit-frame-pointer -fsanitize=thread)
+  link_libraries(-fno-omit-frame-pointer -fsanitize=thread)
+endif()
+
+if (ENABLE_JEMALLOC)
+  add_definitions(-DENABLE_JEMALLOC=1)
+else()
+  message (STATUS
+    " jemalloc disabled!\n"
+    " This is not a recommended configuration!\n"
+    " This will very explicitly break 32-bit application execution!\n"
+    " Use at your own risk!")
+endif()
+
+set (CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -fno-omit-frame-pointer")
+set (CMAKE_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_LINKER_FLAGS_RELWITHDEBINFO} -fno-omit-frame-pointer")
+
+set (CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -fomit-frame-pointer")
+set (CMAKE_LINKER_FLAGS_RELEASE "${CMAKE_LINKER_FLAGS_RELEASE} -fomit-frame-pointer")
+
 add_subdirectory(External/vixl/)
 include_directories(External/vixl/src/)
 
@@ -105,7 +243,13 @@ endif()
 
 find_package(PkgConfig REQUIRED)
 find_package(Python 3.0 REQUIRED COMPONENTS Interpreter)
-pkg_check_modules(XXHASH libxxhash REQUIRED)
+pkg_check_modules(XXHASH libxxhash>=0.8.0 QUIET)
+
+if (NOT XXHASH_FOUND)
+  message(STATUS "xxHash not found. Using Externals")
+  add_subdirectory(External/xxhash/)
+  include_directories(External/xxhash/)
+endif()
 
 add_definitions(-Wno-trigraphs)
 add_definitions(-DGLOBAL_DATA_DIRECTORY="${DATA_DIRECTORY}/")
@@ -116,6 +260,8 @@ include_directories(External/jemalloc/pregen/include/)
 add_subdirectory(External/cpp-optparse/)
 include_directories(External/cpp-optparse/)
 
+add_subdirectory(External/fmt/)
+
 add_subdirectory(External/imgui/)
 include_directories(External/imgui/)
 
@@ -250,7 +396,7 @@ add_compile_options(-Wall)
 
 configure_file(
   ${CMAKE_CURRENT_SOURCE_DIR}/include/Config.h.in
-  ${CMAKE_BINARY_DIR}/generated/Config.h)
+  ${CMAKE_BINARY_DIR}/generated/ConfigDefines.h)
 
 if (BUILD_TESTS)
   include(CTest)
@@ -259,6 +405,9 @@ if (BUILD_TESTS)
 endif()
 add_subdirectory(External/FEXCore)
 
+# Binfmt_misc files must be installed prior to Source/ installs
+add_subdirectory(Data/binfmts/)
+
 add_subdirectory(Source/)
 add_subdirectory(Data/AppConfig/)
 
@@ -305,3 +454,64 @@ if (BUILD_THUNKS)
     DEPENDS guest-libs
   )
 endif()
+
+set(FEX_VERSION_MAJOR "0")
+set(FEX_VERSION_MINOR "0")
+set(FEX_VERSION_PATCH "0")
+
+find_package(Git)
+if (GIT_FOUND)
+  execute_process(
+    COMMAND ${GIT_EXECUTABLE} describe --abbrev=0
+    WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
+    OUTPUT_VARIABLE GIT_DESCRIBE_STRING
+    RESULT_VARIABLE GIT_ERROR
+    ERROR_QUIET
+    OUTPUT_STRIP_TRAILING_WHITESPACE
+  )
+
+  if (NOT ${GIT_ERROR} EQUAL 0)
+    # Likely built in a way that doesn't have tags
+    # Setup a version tag that is unknown
+    set(GIT_DESCRIBE_STRING "FEX-0000")
+  endif()
+
+  # Change something like `FEX-2106.1-76-<hash>` in to a list
+  string(REPLACE "-" ";" DESCRIBE_LIST ${GIT_DESCRIBE_STRING})
+
+  # Extract the `2106.1` element
+  list(GET DESCRIBE_LIST 1 DESCRIBE_LIST)
+
+  # Change `2106.1` in to a list
+  string(REPLACE "." ";" DESCRIBE_LIST ${DESCRIBE_LIST})
+
+  # Calculate list size
+  list(LENGTH DESCRIBE_LIST LIST_SIZE)
+
+  # Pull out the major version
+  list(GET DESCRIBE_LIST 0 FEX_VERSION_MAJOR)
+
+  # Minor version only exists if there is a .1 at the end
+  # eg: 2106 versus 2106.1
+  if (LIST_SIZE GREATER 1)
+    list(GET DESCRIBE_LIST 1 FEX_VERSION_MINOR)
+  endif()
+endif()
+
+# Package creation
+set (CPACK_GENERATOR "DEB")
+set (CPACK_PACKAGE_NAME fex-emu)
+set (CPACK_PACKAGE_CONTACT "team@fex-emu.org")
+set (CPACK_PACKAGE_VERSION_MAJOR "${FEX_VERSION_MAJOR}")
+set (CPACK_PACKAGE_VERSION_MINOR "${FEX_VERSION_MINOR}")
+set (CPACK_PACKAGE_VERSION_PATCH "${FEX_VERSION_PATCH}")
+
+# Debian defines
+set (CPACK_DEBIAN_PACKAGE_DEPENDS "libstdc++6")
+set (CPACK_DEBIAN_PACKAGE_CONTROL_EXTRA "${CMAKE_CURRENT_SOURCE_DIR}/CPack/postinst;${CMAKE_CURRENT_SOURCE_DIR}/CPack/prerm")
+if (CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64")
+  # binfmt_misc conflicts with qemu-user-static
+  # We also only install binfmt_misc on aarch64 hosts
+  set (CPACK_DEBIAN_PACKAGE_CONFLICTS "qemu-user-static")
+endif()
+include (CPack)

CPack/postinst

@@ -0,0 +1,18 @@
+#!/bin/sh
+set -e
+update_binfmt() {
+  # Check for update-binfmts
+  command -v update-binfmts >/dev/null || return 0
+
+  # Setup binfmt_misc
+  update-binfmts --import FEX-x86
+  update-binfmts --import FEX-x86_64
+}
+
+# Install FEXInterpreter hardlink
+# Needs to be done before setting up binfmt_misc
+ln -f /usr/bin/FEXLoader /usr/bin/FEXInterpreter
+
+if [ $(uname -m) = 'aarch64' ]; then
+  update_binfmt
+fi

CPack/prerm

@@ -0,0 +1,17 @@
+#!/bin/sh
+set -e
+update_binfmt() {
+  # Check for update-binfmts
+  command -v update-binfmts >/dev/null || return 0
+
+  # Uninstall
+  update-binfmts --unimport FEX-x86
+  update-binfmts --unimport FEX-x86_64
+}
+
+if [ $(uname -m) = 'aarch64' ]; then
+  update_binfmt
+fi
+
+# Remove FEXInterpreter hardlink
+unlink /usr/bin/FEXInterpreter

Data/AppConfig/steamwebhelper.json

@@ -0,0 +1,5 @@
+{
+  "Config": {
+    "StallProcess": "1"
+  }
+}

Data/binfmts/CMakeLists.txt

@@ -0,0 +1,17 @@
+function(GenBinFmt Name)
+  # Get the filename only component
+  get_filename_component(FMT_NAME ${Name} NAME_WE)
+
+  # Configure it
+  configure_file(
+    ${Name}
+    ${CMAKE_BINARY_DIR}/Data/binfmts/${FMT_NAME})
+
+  # Then install the configured binfmt
+  install(
+    FILES ${CMAKE_BINARY_DIR}/Data/binfmts/${FMT_NAME}
+    DESTINATION ${CMAKE_INSTALL_PREFIX}/share/binfmts/)
+endfunction()
+
+GenBinFmt(FEX-x86.in)
+GenBinFmt(FEX-x86_64.in)

Data/binfmts/FEX-x86.in

@@ -0,0 +1,8 @@
+package fex
+interpreter @CMAKE_INSTALL_PREFIX@/bin/FEXInterpreter
+magic \x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x03\x00
+offset 0
+mask \xff\xff\xff\xff\xff\xfe\xfe\x00\x00\x00\x00\xff\xff\xff\xff\xff\xfe\xff\xff\xff
+credentials yes
+fix_binary yes
+preserve yes

Data/binfmts/FEX-x86_64.in

@@ -0,0 +1,8 @@
+package fex
+interpreter @CMAKE_INSTALL_PREFIX@/bin/FEXInterpreter
+magic \x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x3e\x00
+offset 0
+mask \xff\xff\xff\xff\xff\xfe\xfe\x00\x00\x00\x00\xff\xff\xff\xff\xff\xfe\xff\xff\xff
+credentials yes
+fix_binary yes
+preserve yes

Dockerfile

@@ -3,7 +3,7 @@ FROM ubuntu:20.04 as builder
 
 RUN DEBIAN_FRONTEND="noninteractive" apt-get update
 RUN DEBIAN_FRONTEND="noninteractive" apt install -y cmake \
-clang-10 llvm-10 nasm ninja-build libnuma-dev \
+clang-10 llvm-10 nasm ninja-build \
 libcap-dev libglfw3-dev libepoxy-dev python3-dev \
 python3 linux-headers-generic
 
@@ -23,7 +23,7 @@ FROM ubuntu:20.04
 
 RUN DEBIAN_FRONTEND="noninteractive" apt-get update
 RUN DEBIAN_FRONTEND="noninteractive" apt install -y \
-libnuma-dev libcap-dev libglfw3-dev libepoxy-dev
+libcap-dev libglfw3-dev libepoxy-dev
 
 COPY --from=builder /opt/FEX/build/Bin/* /usr/bin/
 

External/FEXCore/Scripts/config_generator.py

@@ -98,14 +98,19 @@ def print_man_option(short, long, desc, default):
     output_man.write("\\fBdefault:\\fR {0}\n".format(default))
     output_man.write(".Pp\n\n")
 
-def print_man_env_option(name, desc, default):
-    output_man.write("\\fBFEX_{0}\\fR\n".format(name))
+def print_man_env_option(name, desc, default, no_json_key):
+    output_man.write("\\fBFEX_{0}\\fR\n".format(name.upper()))
 
     # Print description
     for line in desc:
         output_man.write(".Pp\n")
         output_man.write("{0}\n".format(line))
 
+    if (not no_json_key):
+        output_man.write(".Pp\n")
+        output_man.write("\\fBJSON key:\\fR '{0}'\n".format(name))
+        output_man.write(".Pp\n\n")
+
     output_man.write(".Pp\n")
     output_man.write("\\fBdefault:\\fR {0}\n".format(default))
     output_man.write(".Pp\n\n")
@@ -154,9 +159,10 @@ def print_man_environment(options):
                 # Wrap the string argument in quotes
                 default = "'" + default + "'"
             print_man_env_option(
-                op_key.upper(),
+                op_key,
                 op_vals["Desc"],
-                default
+                default,
+                False
             )
 
     print_man_environment_tail()
@@ -172,7 +178,7 @@ def print_man_environment_tail():
     "By default FEX will look in {$HOME, $XDG_CONFIG_HOME}/.fex-emu/",
     "This will override the full path",
     ],
-    "''")
+    "''", True)
 
     print_man_env_option(
     "FEX_APP_CONFIG",
@@ -183,7 +189,7 @@ def print_man_environment_tail():
     "One must be careful with this option as it will override any applications that load with execve as well"
     "If you need to support applications that execve then use FEX_APP_CONFIG_LOCATION instead"
     ],
-    "''")
+    "''", True)
 
     print_man_env_option(
     "FEX_APP_DATA_LOCATION",
@@ -193,7 +199,7 @@ def print_man_environment_tail():
     "This will override the full path",
     "This is the folder where FEX stores generated files like IR cache"
     ],
-    "''")
+    "''", True)
 
 def print_man_header():
     header ='''.Dd {0}

External/FEXCore/Source/CMakeLists.txt

@@ -81,6 +81,10 @@ set (SRCS
   Interface/Core/Frontend.cpp
   Interface/Core/GdbServer.cpp
   Interface/Core/HostFeatures.cpp
+  Interface/Core/OpcodeDispatcher/Crypto.cpp
+  Interface/Core/OpcodeDispatcher/Flags.cpp
+  Interface/Core/OpcodeDispatcher/Vector.cpp
+  Interface/Core/OpcodeDispatcher/X87.cpp
   Interface/Core/OpcodeDispatcher.cpp
   Interface/Core/X86Tables.cpp
   Interface/Core/X86DebugInfo.cpp
@@ -124,8 +128,6 @@ set (SRCS
   Interface/IR/Passes/SyscallOptimization.cpp
   Utils/Allocator.cpp
   Utils/Allocator/64BitAllocator.cpp
-  Utils/ELFContainer.cpp
-  Utils/ELFSymbolDatabase.cpp
   Utils/LogManager.cpp
   Utils/Threads.cpp
   )
@@ -135,7 +137,7 @@ if(_M_ARM_64)
     Interface/Core/ArchHelpers/Arm64.cpp)
 endif()
 
-set(DEFINES )
+set(DEFINES -DTHREAD_LOCAL=_Thread_local)
 
 if (_M_X86_64)
   list(APPEND DEFINES -D_M_X86_64=1)
@@ -267,7 +269,7 @@ function(AddObject Name Type)
   add_dependencies(${Name} IR_INC)
   add_dependencies(${Name} CONFIG_INC)
 
-  target_link_libraries(${Name} pthread vixl dl xxhash FEX_jemalloc)
+  target_link_libraries(${Name} vixl dl fmt::fmt xxhash)
   set_target_properties(${Name} PROPERTIES OUTPUT_NAME FEXCore)
   set_target_properties(${Name} PROPERTIES C_VISIBILITY_PRESET hidden)
   set_target_properties(${Name} PROPERTIES CXX_VISIBILITY_PRESET hidden)
@@ -286,6 +288,8 @@ function(AddObject Name Type)
   target_compile_options(${Name}
     PRIVATE
     -Wall
+    -Werror=cast-qual
+    -Werror=ignored-qualifiers
     -Werror=implicit-fallthrough
 
     -Wno-trigraphs
@@ -306,7 +310,7 @@ endfunction()
 
 function(AddLibrary Name Type)
   add_library(${Name} ${Type} $<TARGET_OBJECTS:${PROJECT_NAME}_object>)
-  target_link_libraries(${Name} pthread vixl dl xxhash FEX_jemalloc)
+  target_link_libraries(${Name} vixl dl fmt::fmt xxhash)
   set_target_properties(${Name} PROPERTIES OUTPUT_NAME FEXCore)
   set_target_properties(${Name} PROPERTIES C_VISIBILITY_PRESET hidden)
   set_target_properties(${Name} PROPERTIES CXX_VISIBILITY_PRESET hidden)

External/FEXCore/Source/Common/Paths.cpp

@@ -6,10 +6,13 @@
 #include <sys/stat.h>
 
 namespace FEXCore::Paths {
-  std::string CachePath;
-  std::string EntryCache;
+  std::unique_ptr<std::string> CachePath;
+  std::unique_ptr<std::string> EntryCache;
 
   void InitializePaths() {
+    CachePath = std::make_unique<std::string>();
+    EntryCache = std::make_unique<std::string>();
+
     char const *HomeDir = getenv("HOME");
 
     if (!HomeDir) {
@@ -22,29 +25,35 @@ namespace FEXCore::Paths {
 
     char *XDGDataDir = getenv("XDG_DATA_DIR");
     if (XDGDataDir) {
-      CachePath = XDGDataDir;
+      *CachePath = XDGDataDir;
     }
     else {
       if (HomeDir) {
-        CachePath = HomeDir;
+        *CachePath = HomeDir;
       }
     }
 
-    CachePath += "/.fex-emu/";
-    EntryCache = CachePath + "/EntryCache/";
+    *CachePath += "/.fex-emu/";
+    *EntryCache = *CachePath + "/EntryCache/";
 
+    std::error_code ec{};
     // Ensure the folder structure is created for our Data
-    if (!std::filesystem::exists(EntryCache) &&
-        !std::filesystem::create_directories(EntryCache)) {
-      LogMan::Msg::D("Couldn't create EntryCache directory: '%s'", EntryCache.c_str());
+    if (!std::filesystem::exists(*EntryCache, ec) &&
+        !std::filesystem::create_directories(*EntryCache, ec)) {
+      LogMan::Msg::D("Couldn't create EntryCache directory: '%s'", EntryCache->c_str());
     }
   }
 
+  void ShutdownPaths() {
+    CachePath.reset();
+    EntryCache.reset();
+  }
+
   std::string GetCachePath() {
-    return CachePath;
+    return *CachePath;
   }
 
   std::string GetEntryCachePath() {
-    return EntryCache;
+    return *EntryCache;
   }
 }

External/FEXCore/Source/Common/Paths.h

@@ -3,6 +3,7 @@
 
 namespace FEXCore::Paths {
   void InitializePaths();
+  void ShutdownPaths();
   std::string GetCachePath();
   std::string GetEntryCachePath();
 }

External/FEXCore/Source/Common/SoftFloat.h

@@ -1,4 +1,6 @@
 #pragma once
+
+#include <FEXCore/Utils/BitUtils.h>
 #include <FEXCore/Utils/LogManager.h>
 
 #include <cmath>
@@ -158,18 +160,18 @@ struct X80SoftFloat {
   }
 
   operator float() const {
-    float32_t Result = extF80_to_f32(*this);
-    return *(float*)&Result;
+    const float32_t Result = extF80_to_f32(*this);
+    return FEXCore::BitCast<float>(Result);
   }
 
   operator double() const {
-    float64_t Result = extF80_to_f64(*this);
-    return *(double*)&Result;
+    const float64_t Result = extF80_to_f64(*this);
+    return FEXCore::BitCast<double>(Result);
   }
 
   operator BIGFLOAT() const {
-    float128_t Result = extF80_to_f128(*this);
-    return *(BIGFLOAT*)&Result;
+    const float128_t Result = extF80_to_f128(*this);
+    return FEXCore::BitCast<BIGFLOAT>(Result);
   }
 
   operator int16_t() const {
@@ -196,11 +198,11 @@ struct X80SoftFloat {
   }
 
   void operator=(const float rhs) {
-    *this = f32_to_extF80(*(float32_t*)&rhs);
+    *this = f32_to_extF80(FEXCore::BitCast<float32_t>(rhs));
   }
 
   void operator=(const double rhs) {
-    *this = f64_to_extF80(*(float64_t*)&rhs);
+    *this = f64_to_extF80(FEXCore::BitCast<float64_t>(rhs));
   }
 
   void operator=(const int16_t rhs) {
@@ -226,15 +228,15 @@ struct X80SoftFloat {
   }
 
   X80SoftFloat(const float rhs) {
-    *this = f32_to_extF80(*(float32_t*)&rhs);
+    *this = f32_to_extF80(FEXCore::BitCast<float32_t>(rhs));
   }
 
   X80SoftFloat(const double rhs) {
-    *this = f64_to_extF80(*(float64_t*)&rhs);
+    *this = f64_to_extF80(FEXCore::BitCast<float64_t>(rhs));
   }
 
   X80SoftFloat(BIGFLOAT rhs) {
-    *this = f128_to_extF80(*(float128_t*)&rhs);
+    *this = f128_to_extF80(FEXCore::BitCast<float128_t>(rhs));
   }
 
   X80SoftFloat(const int16_t rhs) {

External/FEXCore/Source/Interface/Config/Config.cpp

@@ -59,9 +59,9 @@ namespace FEXCore::Config {
       }
 
       // Ensure the folder structure is created for our configuration
-      if (!std::filesystem::exists(ConfigDir) &&
-          !std::filesystem::create_directories(ConfigDir)) {
-        LogMan::Msg::D("Couldn't create config directory: '%s'", ConfigDir.c_str());
+      std::error_code ec{};
+      if (!std::filesystem::exists(ConfigDir, ec) &&
+          !std::filesystem::create_directories(ConfigDir, ec)) {
         // Let's go local in this case
         return "./";
       }
@@ -83,17 +83,29 @@ namespace FEXCore::Config {
     return ConfigFile;
   }
 
-  std::string GetApplicationConfig(std::string &Filename, bool Global) {
+  std::string GetApplicationConfig(const std::string &Filename, bool Global) {
     std::string ConfigFile = GetConfigDirectory(Global);
+
+    std::error_code ec{};
     if (!Global &&
-        !std::filesystem::exists(ConfigFile) &&
-        !std::filesystem::create_directories(ConfigFile)) {
+        !std::filesystem::exists(ConfigFile, ec) &&
+        !std::filesystem::create_directories(ConfigFile, ec)) {
       LogMan::Msg::D("Couldn't create config directory: '%s'", ConfigFile.c_str());
       // Let's go local in this case
-      return "./";
+      return "./" + Filename + ".json";
     }
 
-    ConfigFile += "AppConfig/" + Filename + ".json";
+    ConfigFile += "AppConfig/";
+
+    // Attempt to create the local folder if it doesn't exist
+    if (!Global &&
+        !std::filesystem::exists(ConfigFile, ec) &&
+        !std::filesystem::create_directories(ConfigFile, ec)) {
+      // Let's go local in this case
+      return "./" + Filename + ".json";
+    }
+
+    ConfigFile += Filename + ".json";
     return ConfigFile;
   }
 
@@ -262,7 +274,8 @@ namespace FEXCore::Config {
       Path = std::filesystem::absolute(Path);
 
       // Only return if it exists
-      if (std::filesystem::exists(Path)) {
+      std::error_code ec{};
+      if (std::filesystem::exists(Path, ec)) {
         return Path;
       }
     }
@@ -298,7 +311,8 @@ namespace FEXCore::Config {
       else if (!PathName().empty()) {
         // If the filesystem doesn't exist then let's see if it exists in the fex-emu folder
         std::string NamedRootFS = GetDataDirectory() + "RootFS/" + PathName();
-        if (std::filesystem::exists(NamedRootFS)) {
+        std::error_code ec{};
+        if (std::filesystem::exists(NamedRootFS, ec)) {
           FEXCore::Config::EraseSet(FEXCore::Config::CONFIG_ROOTFS, NamedRootFS);
         }
       }
@@ -313,7 +327,19 @@ namespace FEXCore::Config {
     }
     if (FEXCore::Config::Exists(FEXCore::Config::CONFIG_THUNKCONFIG)) {
       FEX_CONFIG_OPT(PathName, THUNKCONFIG);
-      ExpandPathIfExists(FEXCore::Config::CONFIG_THUNKCONFIG, PathName());
+      auto ExpandedString = ExpandPath(PathName());
+      if (!ExpandedString.empty()) {
+        // Adjust the path if it ended up being relative
+        FEXCore::Config::EraseSet(FEXCore::Config::CONFIG_THUNKCONFIG, ExpandedString);
+      }
+      else if (!PathName().empty()) {
+        // If the filesystem doesn't exist then let's see if it exists in the fex-emu folder
+        std::string NamedConfig = GetDataDirectory() + "ThunkConfigs/" + PathName();
+        std::error_code ec{};
+        if (std::filesystem::exists(NamedConfig, ec)) {
+          FEXCore::Config::EraseSet(FEXCore::Config::CONFIG_THUNKCONFIG, NamedConfig);
+        }
+      }
     }
     if (FEXCore::Config::Exists(FEXCore::Config::CONFIG_OUTPUTLOG)) {
       FEX_CONFIG_OPT(PathName, OUTPUTLOG);

External/FEXCore/Source/Interface/Config/Config.json

@@ -77,7 +77,14 @@
         "Default": "",
         "ShortArg": "k",
         "Desc": [
-          "A json file specifying where to overlay the thunks."
+          "A json file specifying where to overlay the thunks.",
+          "This can be a filesystem path",
+          "\teg: ~/MyThunkConfig.json",
+          "Or this can be a named of a Thunk config file",
+          "If the named config file exists in the FEX data folder folder the it will use that one",
+          "\teg: $HOME/.fex-emu/ThunkConfigs/<ThunkConfig name>",
+          "Or if you have XDG_DATA_HOME the config will search in that directory",
+          "\teg: $XDG_DATA_HOME/.fex-emu/ThunkConfigs/<ThunkConfig name>"
         ]
       },
       "Env": {
@@ -207,6 +214,14 @@
           "Makes TSO operations even more strict.",
           "Forces vector loadstores to also become atomic."
         ]
+      },
+      "StallProcess": {
+        "Type": "bool",
+        "Default": "false",
+        "Desc": [
+          "Forces a process to stall out on initialization",
+          "Useful for a process that keeps restarting and doesn't work"
+        ]
       }
     },
     "Misc": {

External/FEXCore/Source/Interface/Context/Context.cpp

@@ -2,6 +2,7 @@
 #include "Interface/Context/Context.h"
 #include "Interface/Core/Core.h"
 #include "Interface/Core/OpcodeDispatcher.h"
+#include "Interface/Core/X86Tables/X86Tables.h"
 
 #include <FEXCore/Config/Config.h>
 #include <FEXCore/Core/CoreState.h>
@@ -14,6 +15,10 @@ namespace FEXCore::Context {
     IR::InstallOpcodeHandlers(Mode);
   }
 
+  void ShutdownStaticTables() {
+    FEXCore::Paths::ShutdownPaths();
+  }
+
   FEXCore::Context::Context *CreateNewContext() {
     return new FEXCore::Context::Context{};
   }
@@ -33,12 +38,11 @@ namespace FEXCore::Context {
     return CTX->InitCore(Loader);
   }
 
-  void SetExitHandler(FEXCore::Context::Context *CTX,
-      std::function<void(uint64_t ThreadId, FEXCore::Context::ExitReason)> handler) {
-    CTX->CustomExitHandler = handler;
+  void SetExitHandler(FEXCore::Context::Context *CTX, ExitHandler handler) {
+    CTX->CustomExitHandler = std::move(handler);
   }
 
-  std::function<void(uint64_t ThreadId, FEXCore::Context::ExitReason)> GetExitHandler(FEXCore::Context::Context *CTX) {
+  ExitHandler GetExitHandler(FEXCore::Context::Context *CTX) {
     return CTX->CustomExitHandler;
   }
 
@@ -50,8 +54,8 @@ namespace FEXCore::Context {
     CTX->Step();
   }
 
-  void CompileRIP(FEXCore::Context::Context *CTX, uint64_t GuestRIP) {
-    CTX->CompileBlock(CTX->ParentThread->CurrentFrame, GuestRIP);
+  void CompileRIP(FEXCore::Core::InternalThreadState *Thread, uint64_t GuestRIP) {
+    Thread->CTX->CompileBlock(Thread->CurrentFrame, GuestRIP);
   }
 
   FEXCore::Context::ExitReason RunUntilExit(FEXCore::Context::Context *CTX) {
@@ -101,12 +105,12 @@ namespace FEXCore::Context {
     CTX->HandleCallback(RIP);
   }
 
-  void RegisterHostSignalHandler(FEXCore::Context::Context *CTX, int Signal, HostSignalDelegatorFunction Func) {
-      CTX->RegisterHostSignalHandler(Signal, Func);
+  void RegisterHostSignalHandler(FEXCore::Context::Context *CTX, int Signal, HostSignalDelegatorFunction Func, bool Required) {
+      CTX->RegisterHostSignalHandler(Signal, Func, Required);
   }
 
-  void RegisterFrontendHostSignalHandler(FEXCore::Context::Context *CTX, int Signal, HostSignalDelegatorFunction Func) {
-    CTX->RegisterFrontendHostSignalHandler(Signal, Func);
+  void RegisterFrontendHostSignalHandler(FEXCore::Context::Context *CTX, int Signal, HostSignalDelegatorFunction Func, bool Required) {
+    CTX->RegisterFrontendHostSignalHandler(Signal, Func, Required);
   }
 
   FEXCore::Core::InternalThreadState* CreateThread(FEXCore::Context::Context *CTX, FEXCore::Core::CPUState *NewThreadState, uint64_t ParentTID) {
@@ -149,8 +153,12 @@ namespace FEXCore::Context {
     CTX->AOTIRLoader = CacheReader;
   }
 
-  bool WriteAOTIR(FEXCore::Context::Context *CTX, std::function<std::unique_ptr<std::ostream>(const std::string&)> CacheWriter) {
-    return CTX->WriteAOTIRCache(CacheWriter);
+  void SetAOTIRWriter(FEXCore::Context::Context *CTX, std::function<std::unique_ptr<std::ostream>(const std::string&)> CacheWriter) {
+    CTX->AOTIRWriter = CacheWriter;
+  }
+
+  void FinalizeAOTIRCache(FEXCore::Context::Context *CTX) {
+    CTX->FinalizeAOTIRCache();
   }
 
   void WriteFilesWithCode(FEXCore::Context::Context *CTX, std::function<void(const std::string& fileid, const std::string& filename)> Writer) {

External/FEXCore/Source/Interface/Context/Context.h

@@ -1,4 +1,5 @@
 #pragma once
+
 #include "Common/JitSymbols.h"
 #include "Interface/Core/CPUID.h"
 #include "Interface/Core/Frontend.h"
@@ -9,6 +10,7 @@
 #include "Interface/IR/Passes/RegisterAllocationPass.h"
 #include <FEXCore/Config/Config.h>
 #include <FEXCore/Core/CPUBackend.h>
+#include <FEXCore/Utils/CompilerDefs.h>
 #include <FEXCore/Utils/Event.h>
 #include <stdint.h>
 
@@ -20,7 +22,9 @@
 #include <optional>
 #include <ostream>
 #include <set>
+#include <shared_mutex>
 #include <unordered_map>
+#include <queue>
 
 namespace FEXCore {
 class ThunkHandler;
@@ -52,14 +56,6 @@ namespace FEXCore::Context {
     MODE_SINGLESTEP = 1,
   };
 
-  struct AOTIRCaptureCacheEntry {
-    uint64_t start;
-    uint64_t len;
-    uint64_t crc;
-    IR::IRListView *IR;
-    IR::RegisterAllocationData *RAData;
-  };
-
   struct AOTIRInlineEntry {
     uint64_t GuestHash;
     uint64_t GuestLength;
@@ -67,8 +63,8 @@ namespace FEXCore::Context {
     /* RAData followed by IRData */
     uint8_t InlineData[0];
 
-      IR::RegisterAllocationData *GetRAData();
-      IR::IRListView *GetIRData();
+    IR::RegisterAllocationData *GetRAData();
+    IR::IRListView *GetIRData();
   };
 
   struct AOTIRInlineIndexEntry {
@@ -85,6 +81,13 @@ namespace FEXCore::Context {
     AOTIRInlineEntry *GetInlineEntry(uint64_t DataOffset);
   };
 
+  struct AOTIRCaptureCacheEntry {
+    std::unique_ptr<std::ostream> Stream;
+    std::map<uint64_t, uint64_t> Index;
+
+    void AppendAOTIRCaptureCache(uint64_t GuestRIP, uint64_t Start, uint64_t Length, uint64_t Hash, FEXCore::IR::IRListView *IRList, FEXCore::IR::RegisterAllocationData *RAData);
+  };
+
   struct Context {
     friend class FEXCore::HLE::SyscallHandler;
   #ifdef JIT_ARM64
@@ -121,7 +124,7 @@ namespace FEXCore::Context {
       FEX_CONFIG_OPT(DumpIR, DUMPIR);
     } Config;
 
-    using IntCallbackReturn =  __attribute__((naked)) void(*)(FEXCore::Core::InternalThreadState *Thread, volatile void *Host_RSP);
+    using IntCallbackReturn =  FEX_NAKED void(*)(FEXCore::Core::InternalThreadState *Thread, volatile void *Host_RSP);
     IntCallbackReturn InterpreterCallbackReturn;
 
     FEXCore::HostFeatures HostFeatures;
@@ -144,7 +147,7 @@ namespace FEXCore::Context {
     std::unique_ptr<FEXCore::ThunkHandler> ThunkHandler;
 
     CustomCPUFactoryType CustomCPUFactory;
-    std::function<void(uint64_t ThreadId, FEXCore::Context::ExitReason)> CustomExitHandler;
+    FEXCore::Context::ExitHandler CustomExitHandler;
 
     struct AOTIRCacheEntry {
       AOTIRInlineIndex *Array;
@@ -154,7 +157,8 @@ namespace FEXCore::Context {
 
     std::unordered_map<std::string, AOTIRCacheEntry> AOTIRCache;
     std::function<int(const std::string&)> AOTIRLoader;
-    std::unordered_map<std::string, std::map<uint64_t, AOTIRCaptureCacheEntry>> AOTIRCaptureCache;
+    std::function<std::unique_ptr<std::ostream>(const std::string&)> AOTIRWriter;
+    std::unordered_map<std::string, AOTIRCaptureCacheEntry> AOTIRCaptureCache;
 
     struct AddrToFileEntry {
       uint64_t Start;
@@ -181,7 +185,7 @@ namespace FEXCore::Context {
 
     bool InitCore(FEXCore::CodeLoader *Loader);
     FEXCore::Context::ExitReason RunUntilExit();
-    int GetProgramStatus();
+    int GetProgramStatus() const;
     bool IsPaused() const { return !Running; }
     void Pause();
     void Run();
@@ -192,12 +196,12 @@ namespace FEXCore::Context {
     void StopThread(FEXCore::Core::InternalThreadState *Thread);
     void SignalThread(FEXCore::Core::InternalThreadState *Thread, FEXCore::Core::SignalEvent Event);
 
-    bool GetGdbServerStatus() { return (bool)DebugServer; }
+    bool GetGdbServerStatus() const { return DebugServer != nullptr; }
     void StartGdbServer();
     void StopGdbServer();
     void HandleCallback(uint64_t RIP);
-    void RegisterHostSignalHandler(int Signal, HostSignalDelegatorFunction Func);
-    void RegisterFrontendHostSignalHandler(int Signal, HostSignalDelegatorFunction Func);
+    void RegisterHostSignalHandler(int Signal, HostSignalDelegatorFunction Func, bool Required);
+    void RegisterFrontendHostSignalHandler(int Signal, HostSignalDelegatorFunction Func, bool Required);
 
     static void RemoveCodeEntry(FEXCore::Core::InternalThreadState *Thread, uint64_t GuestRIP);
 
@@ -213,16 +217,35 @@ namespace FEXCore::Context {
     bool GetDebugDataForRIP(uint64_t RIP, FEXCore::Core::DebugData *Data);
     bool FindHostCodeForRIP(uint64_t RIP, uint8_t **Code);
 
-    std::tuple<FEXCore::IR::IRListView *, FEXCore::IR::RegisterAllocationData *, uint64_t, uint64_t, uint64_t, uint64_t> GenerateIR(FEXCore::Core::InternalThreadState *Thread, uint64_t GuestRIP);
+    struct GenerateIRResult {
+      FEXCore::IR::IRListView* IRList;
+      // User's responsibility to deallocate this.
+      FEXCore::IR::RegisterAllocationData* RAData;
+      uint64_t TotalInstructions;
+      uint64_t TotalInstructionsLength;
+      uint64_t StartAddr;
+      uint64_t Length;
+    };
+    [[nodiscard]] GenerateIRResult GenerateIR(FEXCore::Core::InternalThreadState *Thread, uint64_t GuestRIP);
 
-    std::tuple<void *, FEXCore::IR::IRListView *, FEXCore::Core::DebugData *, FEXCore::IR::RegisterAllocationData *, bool, uint64_t, uint64_t> CompileCode(FEXCore::Core::InternalThreadState *Thread, uint64_t GuestRIP);
+    struct CompileCodeResult {
+      void* CompiledCode;
+      FEXCore::IR::IRListView* IRData;
+      FEXCore::Core::DebugData* DebugData;
+      // User's responsibility to deallocate this.
+      FEXCore::IR::RegisterAllocationData* RAData;
+      bool GeneratedIR;
+      uint64_t StartAddr;
+      uint64_t Length;
+    };
+    [[nodiscard]] CompileCodeResult CompileCode(FEXCore::Core::InternalThreadState *Thread, uint64_t GuestRIP);
     uintptr_t CompileBlock(FEXCore::Core::CpuStateFrame *Frame, uint64_t GuestRIP);
     
     // same as CompileBlock, but aborts on failure
     void CompileBlockJit(FEXCore::Core::CpuStateFrame *Frame, uint64_t GuestRIP);
 
     bool LoadAOTIRCache(int streamfd);
-    bool WriteAOTIRCache(std::function<std::unique_ptr<std::ostream>(const std::string&)> CacheWriter);
+    void FinalizeAOTIRCache();
     void WriteFilesWithCode(std::function<void(const std::string& fileid, const std::string& filename)> Writer);
     
     // Used for thread creation from syscalls
@@ -236,7 +259,9 @@ namespace FEXCore::Context {
     void DestroyThread(FEXCore::Core::InternalThreadState *Thread);
     void CleanupAfterFork(FEXCore::Core::InternalThreadState *ExceptForThread);
 
-    std::vector<FEXCore::Core::InternalThreadState*> *const GetThreads() { return &Threads; }
+    std::vector<FEXCore::Core::InternalThreadState*>* GetThreads() { return &Threads; }
+
+    uint8_t GetGPRSize() const { return Config.Is64BitMode ? 8 : 4; }
 
     void AddNamedRegion(uintptr_t Base, uintptr_t Size, uintptr_t Offset, const std::string &filename);
     void RemoveNamedRegion(uintptr_t Base, uintptr_t Size);
@@ -257,7 +282,6 @@ namespace FEXCore::Context {
     void NotifyPause();
 
     void AddBlockMapping(FEXCore::Core::InternalThreadState *Thread, uint64_t Address, void *Ptr, uint64_t Start, uint64_t Length);
-
     FEXCore::CodeLoader *LocalLoader{};
 
     // Entry Cache
@@ -265,6 +289,14 @@ namespace FEXCore::Context {
     std::mutex ExitMutex;
     std::unique_ptr<GdbServer> DebugServer;
 
+    std::shared_mutex AOTIRCacheLock;
+    std::shared_mutex AOTIRCaptureCacheWriteoutLock;
+    std::atomic<bool> AOTIRCaptureCacheWriteoutFlusing;
+
+    std::queue<std::function<void()>> AOTIRCaptureCacheWriteoutQueue;
+    void AOTIRCaptureCacheWriteoutQueue_Flush();
+    void AOTIRCaptureCacheWriteoutQueue_Append(const std::function<void()> &fn);
+
     bool StartPaused = false;
     FEX_CONFIG_OPT(AppFilename, APP_FILENAME);
   };

External/FEXCore/Source/Interface/Core/ArchHelpers/Arm64.h

@@ -18,6 +18,31 @@ namespace FEXCore::ArchHelpers::Arm64 {
   constexpr uint32_t STLXP_MASK = 0xBF'E0'80'00;
   constexpr uint32_t STLXP_INST = 0x88'20'80'00;
 
+  constexpr uint32_t LDAXR_MASK = 0x3F'FF'FC'00;
+  constexpr uint32_t LDAXR_INST = 0x08'5F'FC'00;
+
+  constexpr uint32_t STLXR_MASK = 0x3F'E0'FC'00;
+  constexpr uint32_t STLXR_INST = 0x08'00'FC'00;
+
+  constexpr uint32_t CBNZ_MASK = 0x7F'00'00'00;
+  constexpr uint32_t CBNZ_INST = 0x35'00'00'00;
+
+  constexpr uint32_t ALU_OP_MASK = 0x7F'00'00'00;
+  constexpr uint32_t ADD_INST    = 0x0B'00'00'00;
+  constexpr uint32_t SUB_INST    = 0x4B'00'00'00;
+  constexpr uint32_t AND_INST    = 0x0A'00'00'00;
+  constexpr uint32_t OR_INST     = 0x2A'00'00'00;
+  constexpr uint32_t EOR_INST    = 0x4A'00'00'00;
+  enum ExclusiveAtomicPairType {
+    TYPE_SWAP,
+    TYPE_ADD,
+    TYPE_SUB,
+    TYPE_AND,
+    TYPE_OR,
+    TYPE_EOR,
+    TYPE_NEG, // This is just a sub with zero. Need to know the differences
+  };
+
   // Load ops are 4 bits
   // Acquire and release bits are independent on the instruction
   constexpr uint32_t ATOMIC_ADD_OP  = 0b0000;
@@ -30,6 +55,27 @@ namespace FEXCore::ArchHelpers::Arm64 {
   constexpr uint32_t ATOMIC_UMIN_OP = 0b0111;
   constexpr uint32_t ATOMIC_SWAP_OP = 0b1000;
 
+  constexpr uint32_t REGISTER_MASK = 0b11111;
+  constexpr uint32_t RD_OFFSET = 0;
+  constexpr uint32_t RN_OFFSET = 5;
+  constexpr uint32_t RM_OFFSET = 16;
+
+  inline uint32_t GetRdReg(uint32_t Instr) {
+    return (Instr >> RD_OFFSET) & REGISTER_MASK;
+  }
+
+  inline uint32_t GetRnReg(uint32_t Instr) {
+    return (Instr >> RN_OFFSET) & REGISTER_MASK;
+  }
+
+  inline uint32_t GetRmReg(uint32_t Instr) {
+    return (Instr >> RM_OFFSET) & REGISTER_MASK;
+  }
+
+  bool HandleAtomicLoad(void *_ucontext, void *_info, uint32_t Instr);
+  bool HandleAtomicStore(void *_ucontext, void *_info, uint32_t Instr);
+  bool HandleAtomicLoad128(void *_ucontext, void *_info, uint32_t Instr);
+  uint64_t HandleAtomicLoadstoreExclusive(void *_ucontext, void *_info);
   bool HandleCASPAL(void *_ucontext, void *_info, uint32_t Instr);
   bool HandleCASAL(void *_ucontext, void *_info, uint32_t Instr);
   bool HandleAtomicMemOp(void *_ucontext, void *_info, uint32_t Instr);

External/FEXCore/Source/Interface/Core/CPUID.cpp

@@ -15,7 +15,26 @@ $end_info$
 #endif
 
 namespace FEXCore {
-//#define CPUID_AMD
+constexpr uint32_t SUPPORTS_AVX = 0;
+// #define CPUID_AMD
+#ifdef CPUID_AMD
+constexpr uint32_t FAMILY_IDENTIFIER =
+  0 |          // Stepping
+  (0xA << 4) | // Model
+  (0xF << 8) | // Family ID
+  (0 << 12) |  // Processor type
+  (0 << 16) |  // Extended model ID
+  (1 << 20);   // Extended family ID
+#else
+constexpr uint32_t FAMILY_IDENTIFIER =
+  0 |          // Stepping
+  (0x7 << 4) |   // Model
+  (0x6 << 8) | // Family ID
+  (0 << 12) |  // Processor type
+  (1 << 16) |  // Extended model ID
+  (0x0 << 20);   // Extended family ID
+#endif
+
 #ifdef _M_ARM_64
 static uint32_t GetCycleCounterFrequency() {
   uint64_t Result{};
@@ -38,7 +57,7 @@ static uint32_t GetCycleCounterFrequency() {
 }
 #endif
 
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_0h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_0h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
 
   // EBX, EDX, ECX become the manufacturer id string
@@ -57,29 +76,27 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_0h() {
 }
 
 // Processor Info and Features bits
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_01h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_01h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
+  uint32_t CoreCount = Cores();
+
+  Res.eax = FAMILY_IDENTIFIER;
 
-  Res.eax = 0 | // Stepping
-    (0 << 4) | // Model
-    (0xF << 8) | // Family ID
-    (0 << 12) | // Processor type
-    (0 << 16) | // Extended model ID
-    (0 << 20); // Extended family ID
   Res.ebx = 0 | // Brand index
     (8 << 8) | // Cache line size in bytes
-    (8 << 16) | // Number of addressable IDs for the logical cores in the physical CPU
+    (CoreCount << 16) | // Number of addressable IDs for the logical cores in the physical CPU
     (0 << 24); // Local APIC ID
+
   Res.ecx =
     (1 <<  0) | // SSE3
     (0 <<  1) | // PCLMULQDQ
     (1 <<  2) | // DS area supports 64bit layout
     (1 <<  3) | // MWait
-    (1 <<  4) | // DS-CPL
+    (0 <<  4) | // DS-CPL
     (0 <<  5) | // VMX
     (0 <<  6) | // SMX
     (0 <<  7) | // Intel SpeedStep
-    (0 <<  8) | // Thermal Monitor 2
+    (1 <<  8) | // Thermal Monitor 2
     (1 <<  9) | // SSSE3
     (0 << 10) | // L1 context ID
     (0 << 11) | // Silicon debug
@@ -89,8 +106,8 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_01h() {
     (0 << 15) | // Perfmon and debug capability
     (0 << 16) | // Reserved
     (0 << 17) | // Process-context identifiers
-    (1 << 18) | // Prefetching from memory mapped device
-    (0 << 19) | // SSE4.1
+    (0 << 18) | // Prefetching from memory mapped device
+    (1 << 19) | // SSE4.1
     (0 << 20) | // SSE4.2
     (0 << 21) | // X2APIC
     (1 << 22) | // MOVBE
@@ -99,7 +116,7 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_01h() {
     (CTX->HostFeatures.SupportsAES << 25) | // AES
     (0 << 26) | // XSAVE
     (0 << 27) | // OSXSAVE
-    (0 << 28) | // AVX
+    (SUPPORTS_AVX << 28) | // AVX
     (0 << 29) | // F16C
     (0 << 30) | // RDRAND
     (0 << 31);  // Hypervisor always returns zero
@@ -132,16 +149,16 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_01h() {
     (1 << 24) | // FXSAVE/FXRSTOR
     (1 << 25) | // SSE
     (1 << 26) | // SSE2
-    (1 << 27) | // Self Snoop
+    (0 << 27) | // Self Snoop
     (1 << 28) | // Max APIC IDs reserved field is valid
     (1 << 29) | // Thermal monitor
     (0 << 30) | // Reserved
-    (1 << 31);  // Pending break enable
+    (0 << 31);  // Pending break enable
   return Res;
 }
 
 // 2: Cache and TLB information
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_02h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_02h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
 
   // returns default values from i7 model 1Ah
@@ -165,124 +182,286 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_02h() {
   return Res;
 }
 
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_06h() {
+// 4: Deterministic cache parameters for each level
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_04h(uint32_t Leaf) {
+  FEXCore::CPUID::FunctionResults Res{};
+  constexpr uint32_t CacheType_Data = 1;
+  constexpr uint32_t CacheType_Instruction = 2;
+  constexpr uint32_t CacheType_Unified = 3;
+
+  if (Leaf == 0) {
+    // Report L1D
+    uint32_t CoreCount = Cores() - 1;
+
+    Res.eax = CacheType_Data | // Cache type
+      (0b001 << 5) |      // Cache level
+      (1 << 8)  |         // Self initializing cache level
+      (0 << 9)  |         // Fully associative
+      (0 << 14) |         // Maximum number of addressable IDs for logical processors sharing this cache (With SMT this would be 1)
+      (CoreCount << 26);  // Maximum number of addressable IDs for processor cores in the physical package
+
+    Res.ebx =
+      (63 << 0) | // Line Size - 1 : Claiming 64 byte
+      (0 << 12) | // Physical Line partitions
+      (7 << 22);  // Associativity - 1 : Claiming 8 way
+
+    // 32KB
+    Res.ecx = 63; // Number of sets - 1 : Claiming 64 sets
+
+    Res.edx =
+      (0 << 0) | // Write-back invalidate
+      (0 << 1) | // Cache inclusiveness - Includes lower caches
+      (0 << 2);  // Complex cache indexing - 0: Direct, 1: Complex
+  }
+  else if (Leaf == 1) {
+    // Report L1I
+    uint32_t CoreCount = Cores() - 1;
+
+    Res.eax = CacheType_Instruction | // Cache type
+      (0b001 << 5) |      // Cache level
+      (1 << 8)  |         // Self initializing cache level
+      (0 << 9)  |         // Fully associative
+      (0 << 14) |         // Maximum number of addressable IDs for logical processors sharing this cache (With SMT this would be 1)
+      (CoreCount << 26); // Maximum number of addressable IDs for processor cores in the physical package
+
+    Res.ebx =
+      (63 << 0) | // Line Size - 1 : Claiming 64 byte
+      (0 << 12) | // Physical Line partitions
+      (7 << 22);  // Associativity - 1 : Claiming 8 way
+
+    // 32KB
+    Res.ecx = 63; // Number of sets - 1 : Claiming 64 sets
+
+    Res.edx =
+      (0 << 0) | // Write-back invalidate
+      (0 << 1) | // Cache inclusiveness - Includes lower caches
+      (0 << 2);  // Complex cache indexing - 0: Direct, 1: Complex
+  }
+  else if (Leaf == 2) {
+    // Report L2
+    uint32_t CoreCount = Cores() - 1;
+
+    Res.eax = CacheType_Unified | // Cache type
+      (0b010 << 5) |      // Cache level
+      (1 << 8)  |         // Self initializing cache level
+      (0 << 9)  |         // Fully associative
+      (0 << 14) |         // Maximum number of addressable IDs for logical processors sharing this cache
+      (CoreCount << 26);  // Maximum number of addressable IDs for processor cores in the physical package
+
+    Res.ebx =
+      (63 << 0) | // Line Size - 1 : Claiming 64 byte
+      (0 << 12) | // Physical Line partitions
+      (7 << 22);  // Associativity - 1 : Claiming 8 way
+
+    // 512KB
+    Res.ecx = 0x3FF; // Number of sets - 1 : Claiming 1024 sets
+
+    Res.edx =
+      (0 << 0) | // Write-back invalidate
+      (0 << 1) | // Cache inclusiveness - Includes lower caches
+      (0 << 2);  // Complex cache indexing - 0: Direct, 1: Complex
+  }
+  else if (Leaf == 3) {
+    // Report L3
+    uint32_t CoreCount = Cores() - 1;
+
+    Res.eax = CacheType_Unified | // Cache type
+      (0b011 << 5) |      // Cache level
+      (1 << 8)  |         // Self initializing cache level
+      (0 << 9)  |         // Fully associative
+      (CoreCount << 14) | // Maximum number of addressable IDs for logical processors sharing this cache
+      (CoreCount << 26);  // Maximum number of addressable IDs for processor cores in the physical package
+
+    Res.ebx =
+      (63 << 0) | // Line Size - 1 : Claiming 64 byte
+      (0 << 12) | // Physical Line partitions
+      (7 << 22);  // Associativity - 1 : Claiming 8 way
+
+    // 8MB
+    Res.ecx = 0x4000; // Number of sets - 1 : Claiming 16384 sets
+
+    Res.edx =
+      (0 << 0) | // Write-back invalidate
+      (0 << 1) | // Cache inclusiveness - Includes lower caches
+      (1 << 2);  // Complex cache indexing - 0: Direct, 1: Complex
+  }
+
+  return Res;
+}
+
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_06h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
   Res.eax = (1 << 2); // Always running APIC
   Res.ecx = (0 << 3); // Intel performance energy bias preference (EPB)
   return Res;
 }
 
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_07h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_07h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
+  if (Leaf == 0) {
+    // Number of subfunctions
+    Res.eax = 0x0;
+    Res.ebx =
+      (1 <<  0) | // FS/GS support
+      (0 <<  1) | // TSC adjust MSR
+      (0 <<  2) | // SGX
+      (0 <<  3) | // BMI1
+      (0 <<  4) | // Intel Hardware Lock Elison
+      (0 <<  5) | // AVX2 support
+      (1 <<  6) | // FPU data pointer updated only on exception
+      (1 <<  7) | // SMEP support
+      (0 <<  8) | // BMI2
+      (0 <<  9) | // Enhanced REP MOVSB/STOSB
+      (1 << 10) | // INVPCID for system software control of process-context
+      (0 << 11) | // Restricted transactional memory
+      (0 << 12) | // Intel resource directory technology Monitoring
+      (1 << 13) | // Deprecates FPU CS and DS
+      (0 << 14) | // Intel MPX
+      (0 << 15) | // Intel Resource Directory Technology Allocation
+      (0 << 16) | // Reserved
+      (0 << 17) | // Reserved
+      (0 << 18) | // RDSEED
+      (0 << 19) | // ADCX and ADOX instructions
+      (0 << 20) | // SMAP Supervisor mode access prevention and CLAC/STAC instructions
+      (0 << 21) | // Reserved
+      (0 << 22) | // Reserved
+      (0 << 23) | // CLFLUSHOPT instruction
+      (0 << 24) | // CLWB instruction
+      (0 << 25) | // Intel processor trace
+      (0 << 26) | // Reserved
+      (0 << 27) | // Reserved
+      (0 << 28) | // Reserved
+      (0 << 29) | // SHA instructions
+      (0 << 30) | // Reserved
+      (0 << 31);  // Reserved
 
-  // Number of subfunctions
-  Res.eax = 0x0;
-  Res.ebx =
-    (1 <<  0) | // FS/GS support
-    (0 <<  1) | // TSC adjust MSR
-    (0 <<  2) | // SGX
-    (0 <<  3) | // BMI1
-    (0 <<  4) | // Intel Hardware Lock Elison
-    (0 <<  5) | // AVX2 support
-    (1 <<  6) | // FPU data pointer updated only on exception
-    (1 <<  7) | // SMEP support
-    (0 <<  8) | // BMI2
-    (0 <<  9) | // Enhanced REP MOVSB/STOSB
-    (1 << 10) | // INVPCID for system software control of process-context
-    (0 << 11) | // Restricted transactional memory
-    (0 << 12) | // Intel resource directory technology Monitoring
-    (1 << 13) | // Deprecates FPU CS and DS
-    (0 << 14) | // Intel MPX
-    (0 << 15) | // Intel Resource Directory Technology Allocation
-    (0 << 16) | // Reserved
-    (0 << 17) | // Reserved
-    (0 << 18) | // RDSEED
-    (0 << 19) | // ADCX and ADOX instructions
-    (0 << 20) | // SMAP Supervisor mode access prevention and CLAC/STAC instructions
-    (0 << 21) | // Reserved
-    (0 << 22) | // Reserved
-    (0 << 23) | // CLFLUSHOPT instruction
-    (0 << 24) | // CLWB instruction
-    (0 << 25) | // Intel processor trace
-    (0 << 26) | // Reserved
-    (0 << 27) | // Reserved
-    (0 << 28) | // Reserved
-    (0 << 29) | // SHA instructions
-    (0 << 30) | // Reserved
-    (0 << 31);  // Reserved
+    Res.ecx =
+      (1 <<  0) | // PREFETCHWT1
+      (0 <<  1) | // AVX512VBMI
+      (0 <<  2) | // Usermode instruction prevention
+      (0 <<  3) | // Protection keys for user mode pages
+      (0 <<  4) | // OS protection keys
+      (0 <<  5) | // waitpkg
+      (0 <<  6) | // AVX512_VBMI2
+      (0 <<  7) | // CET shadow stack
+      (0 <<  8) | // GFNI
+      (0 <<  9) | // VAES
+      (0 << 10) | // VPCLMULQDQ
+      (0 << 11) | // AVX512_VNNI
+      (0 << 12) | // AVX512_BITALG
+      (0 << 13) | // Intel Total Memory Encryption
+      (0 << 14) | // AVX512_VPOPCNTDQ
+      (0 << 15) | // Reserved
+      (0 << 16) | // 5 Level page tables
+      (0 << 17) | // MPX MAWAU
+      (0 << 18) | // MPX MAWAU
+      (0 << 19) | // MPX MAWAU
+      (0 << 20) | // MPX MAWAU
+      (0 << 21) | // MPX MAWAU
+      (0 << 22) | // RDPID Read Processor ID
+      (0 << 23) | // Reserved
+      (0 << 24) | // Reserved
+      (0 << 25) | // CLDEMOTE
+      (0 << 26) | // Reserved
+      (0 << 27) | // MOVDIRI
+      (0 << 28) | // MOVDIR64B
+      (0 << 29) | // Reserved
+      (0 << 30) | // SGX Launch configuration
+      (0 << 31);  // Reserved
 
-  Res.ecx =
-    (1 <<  0) | // PREFETCHWT1
-    (0 <<  1) | // AVX512VBMI
-    (0 <<  2) | // Usermode instruction prevention
-    (0 <<  3) | // Protection keys for user mode pages
-    (1 <<  4) | // OS protection keys
-    (0 <<  5) | // waitpkg
-    (0 <<  6) | // AVX512_VBMI2
-    (0 <<  7) | // CET shadow stack
-    (0 <<  8) | // GFNI
-    (0 <<  9) | // VAES
-    (0 << 10) | // VPCLMULQDQ
-    (0 << 11) | // AVX512_VNNI
-    (0 << 12) | // AVX512_BITALG
-    (0 << 13) | // Intel Total Memory Encryption
-    (0 << 14) | // AVX512_VPOPCNTDQ
-    (0 << 15) | // Reserved
-    (0 << 16) | // 5 Level page tables
-    (0 << 17) | // MPX MAWAU
-    (0 << 18) | // MPX MAWAU
-    (0 << 19) | // MPX MAWAU
-    (0 << 20) | // MPX MAWAU
-    (0 << 21) | // MPX MAWAU
-    (0 << 22) | // RDPID Read Processor ID
-    (0 << 23) | // Reserved
-    (0 << 24) | // Reserved
-    (0 << 25) | // CLDEMOTE
-    (0 << 26) | // Reserved
-    (0 << 27) | // MOVDIRI
-    (0 << 28) | // MOVDIR64B
-    (0 << 29) | // Reserved
-    (0 << 30) | // SGX Launch configuration
-    (0 << 31);  // Reserved
-
-  Res.edx =
-    (0 <<  0) | // Reserved
-    (0 <<  1) | // Reserved
-    (0 <<  2) | // AVX512_4VNNIW
-    (0 <<  3) | // AVX512_4FMAPS
-    (0 <<  4) | // Fast Short Rep Mov
-    (0 <<  5) | // Reserved
-    (0 <<  6) | // Reserved
-    (0 <<  7) | // Reserved
-    (0 <<  8) | // AVX512_VP2INTERSECT
-    (0 <<  9) | // Reserved
-    (0 << 10) | // VERW clears CPU buffers
-    (0 << 11) | // Reserved
-    (0 << 12) | // Reserved
-    (0 << 13) | // Reserved
-    (0 << 14) | // SERIALIZE instruction
-    (0 << 15) | // Reserved
-    (0 << 16) | // Reserved
-    (0 << 17) | // Reserved
-    (0 << 18) | // Intel PCONFIG
-    (0 << 19) | // Intel Architectural LBR
-    (0 << 20) | // Intel CET
-    (0 << 21) | // Reserved
-    (0 << 22) | // Reserved
-    (0 << 23) | // Reserved
-    (0 << 24) | // Reserved
-    (0 << 25) | // Reserved
-    (0 << 26) | // Reserved
-    (0 << 27) | // Reserved
-    (0 << 28) | // L1D Flush
-    (0 << 29) | // Arch capabilities
-    (0 << 30) | // Reserved
-    (0 << 31);  // Reserved
+    Res.edx =
+      (0 <<  0) | // Reserved
+      (0 <<  1) | // Reserved
+      (0 <<  2) | // AVX512_4VNNIW
+      (0 <<  3) | // AVX512_4FMAPS
+      (0 <<  4) | // Fast Short Rep Mov
+      (0 <<  5) | // Reserved
+      (0 <<  6) | // Reserved
+      (0 <<  7) | // Reserved
+      (0 <<  8) | // AVX512_VP2INTERSECT
+      (0 <<  9) | // Reserved
+      (0 << 10) | // VERW clears CPU buffers
+      (0 << 11) | // Reserved
+      (0 << 12) | // Reserved
+      (0 << 13) | // Reserved
+      (0 << 14) | // SERIALIZE instruction
+      (0 << 15) | // Reserved
+      (0 << 16) | // Reserved
+      (0 << 17) | // Reserved
+      (0 << 18) | // Intel PCONFIG
+      (0 << 19) | // Intel Architectural LBR
+      (0 << 20) | // Intel CET
+      (0 << 21) | // Reserved
+      (0 << 22) | // Reserved
+      (0 << 23) | // Reserved
+      (0 << 24) | // Reserved
+      (0 << 25) | // Reserved
+      (0 << 26) | // Reserved
+      (0 << 27) | // Reserved
+      (0 << 28) | // L1D Flush
+      (0 << 29) | // Arch capabilities
+      (0 << 30) | // Reserved
+      (0 << 31);  // Reserved
+  }
 
   return Res;
 }
 
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_15h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_0Dh(uint32_t Leaf) {
+  // Leaf 0
+  FEXCore::CPUID::FunctionResults Res{};
+
+  uint32_t XFeatureSupportedSizeMax = SUPPORTS_AVX ? 0x0000'0340 : 0x0000'0240; // XFeatureEnabledSizeMax: Legacy Header + FPU/SSE + AVX
+  if (Leaf == 0) {
+    // XFeatureSupportedMask[31:0]
+    Res.eax =
+      (1 << 0) |            // X87 support
+      (1 << 1) |            // 128-bit SSE support
+      (SUPPORTS_AVX << 2) | // 256-bit AVX support
+      (0b00 << 3) |         // MPX State
+      (0b000 << 5) |        // AVX-512 state
+      (0 << 8) |            // "Used for IA32_XSS" ... Used for what?
+      (0 << 9);             // PKRU state
+
+    // EBX and ECX doesn't need to match if a feature is supported but not enabled
+    Res.ebx = XFeatureSupportedSizeMax;
+    Res.ecx = XFeatureSupportedSizeMax; // XFeatureSupportedSizeMax: Size in bytes of XSAVE/XRSTOR area
+
+    // XFeatureSupportedMask[63:32]
+    Res.edx = 0; // Upper 32-bits of XFeatureSupportedMask
+  }
+  else if (Leaf == 1) {
+    Res.eax =
+      (0 << 0) | // XSAVEOPT
+      (0 << 1) | // XSAVEC (and XRSTOR)
+      (0 << 2) | // XGETBV - XGETBV with ECX=1 supported
+      (0 << 3);  // XSAVES - XSAVES, XRSTORS, and IA32_XSS supported
+
+    // Same information as Leaf 0 for ebx
+    Res.ebx = XFeatureSupportedSizeMax;
+
+    // Lower supported 32bits of IA32_XSS MSR. IA32_XSS[n] can only be set to 1 if ECX[n] is 1
+    Res.ecx =
+      (0b0000'0000 << 0) | // Used for XCR0
+      (0 << 8) |           // PT state
+      (0 << 9);            // Used for XCR0
+
+    // Upper supported 32bits of IA32_XSS MSR. IA32_XSS[n+32] can only be set to 1 if EDX[n] is 1
+    // Entirely reserved atm
+    Res.edx = 0;
+  }
+  else if (Leaf == 2) {
+    Res.eax = SUPPORTS_AVX ? 0x0000'0100 : 0; // YmmSaveStateSize
+    Res.ebx = SUPPORTS_AVX ? 0x0000'0240 : 0; // YmmSaveStateOffset
+
+    // Reserved
+    Res.ecx = 0;
+    Res.edx = 0;
+  }
+  return Res;
+}
+
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_15h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
   // TSC frequency = ECX * EBX / EAX
   uint32_t FrequencyHz = GetCycleCounterFrequency();
@@ -295,7 +474,7 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_15h() {
 }
 
 // Highest extended function implemented
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0000h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0000h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
   Res.eax = 0x8000001F;
 
@@ -314,15 +493,10 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0000h() {
 }
 
 // Extended processor and feature bits
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0001h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0001h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
 
-  Res.eax = 0 | // Stepping
-    (0 << 4) | // Model
-    (0 << 8) | // Family ID
-    (0 << 12) | // Processor type
-    (0 << 16) | // Extended model ID
-    (0 << 20); // Extended family ID
+  Res.eax = FAMILY_IDENTIFIER;
 
   Res.ecx =
     (1 <<  0) | // LAHF/SAHF
@@ -347,13 +521,13 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0001h() {
     (0 << 19) | // Reserved
     (0 << 20) | // Reserved
     (0 << 21) | // Reserved
-    (1 << 22) | // Topology extensions support
-    (1 << 23) | // Core performance counter extensions
-    (1 << 24) | // NB performance counter extensions
+    (0 << 22) | // Topology extensions support
+    (0 << 23) | // Core performance counter extensions
+    (0 << 24) | // NB performance counter extensions
     (0 << 25) | // Reserved
     (0 << 26) | // Data breakpoints extensions
-    (1 << 27) | // Performance TSC
-    (1 << 28) | // L2 perf counter extensions
+    (0 << 27) | // Performance TSC
+    (0 << 28) | // L2 perf counter extensions
     (0 << 29) | // Reserved
     (0 << 30) | // Reserved
     (0 << 31);  // Reserved
@@ -385,7 +559,7 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0001h() {
     (1 << 23) | // MMX
     (1 << 24) | // FXSAVE/FXRSTOR
     (1 << 25) | // FXSAVE/FXRSTOR Optimizations
-    (1 << 26) | // 1 gigabit pages
+    (0 << 26) | // 1 gigabit pages
     (0 << 27) | // RDTSCP
     (0 << 28) | // Reserved
     (1 << 29) | // Long Mode
@@ -400,26 +574,26 @@ constexpr char ProcessorBrand[48] = {
 };
 
 //Processor brand string
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0002h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0002h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
   memcpy(&Res, &ProcessorBrand[0], sizeof(FEXCore::CPUID::FunctionResults));
   return Res;
 }
 
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0003h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0003h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
   memcpy(&Res, &ProcessorBrand[16], sizeof(FEXCore::CPUID::FunctionResults));
   return Res;
 }
 
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0004h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0004h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
   memcpy(&Res, &ProcessorBrand[32], sizeof(FEXCore::CPUID::FunctionResults));
   return Res;
 }
 
 // L1 Cache and TLB identifiers
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0005h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0005h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
 
   // L1 TLB Information for 2MB and 4MB pages
@@ -454,7 +628,7 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0005h() {
 }
 
 // L2 Cache identifiers
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0006h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0006h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
 
   // L2 TLB Information for 2MB and 4MB pages
@@ -488,7 +662,7 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0006h() {
 }
 
 // Advanced power management
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0007h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0007h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
   Res.eax = (1 << 2); // APIC timer not affected by p-state
   Res.edx =
@@ -497,7 +671,7 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0007h() {
 }
 
 // Virtual and physical address sizes
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0008h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0008h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
   Res.eax =
     (48 << 0) | // PhysAddrSize = 48-bit
@@ -512,14 +686,14 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0008h() {
   uint32_t CoreCount = Cores() - 1;
   Res.ecx =
     (0 << 16) |       // PerfTscSize: Performance timestamp count size
-    (0 << 12) |       // ApicIdSize: Number of bits in ApicID
+    ((uint32_t)std::log2(CoreCount + 1) << 12) |       // ApicIdSize: Number of bits in ApicID
     (CoreCount << 0); // Count count subtract one
 
   return Res;
 }
 
 // TLB 1GB page identifiers
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0019h() {
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0019h(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
   Res.eax =
     (0xF << 28) | // L1 DTLB associativity for 1GB pages
@@ -535,27 +709,128 @@ FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_0019h() {
   return Res;
 }
 
-FEXCore::CPUID::FunctionResults CPUIDEmu::Function_Reserved() {
+// Deterministic cache parameters for each level
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_8000_001Dh(uint32_t Leaf) {
+  // This is nearly a copy of CPUID function 4h
+  // There are some minor changes though
+
+  FEXCore::CPUID::FunctionResults Res{};
+  constexpr uint32_t CacheType_Data = 1;
+  constexpr uint32_t CacheType_Instruction = 2;
+  constexpr uint32_t CacheType_Unified = 3;
+
+  if (Leaf == 0) {
+    // Report L1D
+    Res.eax = CacheType_Data | // Cache type
+      (0b001 << 5) |      // Cache level
+      (1 << 8)  |         // Self initializing cache level
+      (0 << 9)  |         // Fully associative
+      (0 << 14);          // Maximum number of addressable IDs for logical processors sharing this cache (With SMT this would be 1)
+
+    Res.ebx =
+      (63 << 0) | // Line Size - 1 : Claiming 64 byte
+      (0 << 12) | // Physical Line partitions
+      (7 << 22);  // Associativity - 1 : Claiming 8 way
+
+    // 32KB
+    Res.ecx = 63; // Number of sets - 1 : Claiming 64 sets
+
+    Res.edx =
+      (0 << 0) | // Write-back invalidate
+      (0 << 1);  // Cache inclusiveness - Includes lower caches
+  }
+  else if (Leaf == 1) {
+    // Report L1I
+    Res.eax = CacheType_Instruction | // Cache type
+      (0b001 << 5) |      // Cache level
+      (1 << 8)  |         // Self initializing cache level
+      (0 << 9)  |         // Fully associative
+      (0 << 14);          // Maximum number of addressable IDs for logical processors sharing this cache (With SMT this would be 1)
+
+    Res.ebx =
+      (63 << 0) | // Line Size - 1 : Claiming 64 byte
+      (0 << 12) | // Physical Line partitions
+      (7 << 22);  // Associativity - 1 : Claiming 8 way
+
+    // 32KB
+    Res.ecx = 63; // Number of sets - 1 : Claiming 64 sets
+
+    Res.edx =
+      (0 << 0) | // Write-back invalidate
+      (0 << 1);  // Cache inclusiveness - Includes lower caches
+  }
+  else if (Leaf == 2) {
+    // Report L2
+    Res.eax = CacheType_Unified | // Cache type
+      (0b010 << 5) |      // Cache level
+      (1 << 8)  |         // Self initializing cache level
+      (0 << 9)  |         // Fully associative
+      (0 << 14);          // Maximum number of addressable IDs for logical processors sharing this cache
+
+    Res.ebx =
+      (63 << 0) | // Line Size - 1 : Claiming 64 byte
+      (0 << 12) | // Physical Line partitions
+      (7 << 22);  // Associativity - 1 : Claiming 8 way
+
+    // 512KB
+    Res.ecx = 0x3FF; // Number of sets - 1 : Claiming 1024 sets
+
+    Res.edx =
+      (0 << 0) | // Write-back invalidate
+      (0 << 1);  // Cache inclusiveness - Includes lower caches
+  }
+  else if (Leaf == 3) {
+    // Report L3
+    uint32_t CoreCount = Cores() - 1;
+
+    Res.eax = CacheType_Unified | // Cache type
+      (0b011 << 5) |      // Cache level
+      (1 << 8)  |         // Self initializing cache level
+      (0 << 9)  |         // Fully associative
+      (CoreCount << 14);  // Maximum number of addressable IDs for logical processors sharing this cache
+
+    Res.ebx =
+      (63 << 0) | // Line Size - 1 : Claiming 64 byte
+      (0 << 12) | // Physical Line partitions
+      (7 << 22);  // Associativity - 1 : Claiming 8 way
+
+    // 8MB
+    Res.ecx = 0x4000; // Number of sets - 1 : Claiming 16384 sets
+
+    Res.edx =
+      (0 << 0) | // Write-back invalidate
+      (0 << 1);  // Cache inclusiveness - Includes lower caches
+  }
+
+  return Res;
+}
+
+FEXCore::CPUID::FunctionResults CPUIDEmu::Function_Reserved(uint32_t Leaf) {
   FEXCore::CPUID::FunctionResults Res{};
   return Res;
 }
 
 void CPUIDEmu::Init(FEXCore::Context::Context *ctx) {
   CTX = ctx;
-  RegisterFunction(0, std::bind(&CPUIDEmu::Function_0h, this));
-  RegisterFunction(1, std::bind(&CPUIDEmu::Function_01h, this));
-  RegisterFunction(2, std::bind(&CPUIDEmu::Function_02h, this));
+  using namespace std::placeholders;
+  RegisterFunction(0, std::bind(&CPUIDEmu::Function_0h, this, _1));
+  RegisterFunction(1, std::bind(&CPUIDEmu::Function_01h, this, _1));
+  RegisterFunction(2, std::bind(&CPUIDEmu::Function_02h, this, _1));
   // 3: Serial Number(previously), now reserved
-  // 4: Deterministic cache parameters for each level
+#ifndef CPUID_AMD
+  // Deterministic cache parameters for each level
+  RegisterFunction(0x4, std::bind(&CPUIDEmu::Function_04h, this, _1));
+#endif
   // 5: Monitor/mwait
   // Thermal and power management
-  RegisterFunction(6, std::bind(&CPUIDEmu::Function_06h, this));
+  RegisterFunction(6, std::bind(&CPUIDEmu::Function_06h, this, _1));
   // Extended feature flags
-  RegisterFunction(7, std::bind(&CPUIDEmu::Function_07h, this));
+  RegisterFunction(7, std::bind(&CPUIDEmu::Function_07h, this, _1));
   // 9: Direct Cache Access information
   // 0x0A: Architectural performance monitoring
   // 0x0B: Extended topology enumeration
   // 0x0D: Processor extended state enumeration
+  RegisterFunction(0x0D, std::bind(&CPUIDEmu::Function_0Dh, this, _1));
   // 0x0F: Intel RDT monitoring
   // 0x10: Intel RDT allocation enumeration
   // 0x12: Intel SGX capability enumeration
@@ -564,43 +839,47 @@ void CPUIDEmu::Init(FEXCore::Context::Context *ctx) {
 #ifndef CPUID_AMD
   // Timestamp counter information
   // Doesn't exist on AMD hardware
-  RegisterFunction(0x15, std::bind(&CPUIDEmu::Function_15h, this));
+  RegisterFunction(0x15, std::bind(&CPUIDEmu::Function_15h, this, _1));
 #endif
   // 0x16: Processor frequency information
   // 0x17: SoC vendor attribute enumeration
 
   // Largest extended function number
-  RegisterFunction(0x8000'0000, std::bind(&CPUIDEmu::Function_8000_0000h, this));
+  RegisterFunction(0x8000'0000, std::bind(&CPUIDEmu::Function_8000_0000h, this, _1));
   // Processor vendor
-  RegisterFunction(0x8000'0001, std::bind(&CPUIDEmu::Function_8000_0001h, this));
+  RegisterFunction(0x8000'0001, std::bind(&CPUIDEmu::Function_8000_0001h, this, _1));
   // Processor brand string
-  RegisterFunction(0x8000'0002, std::bind(&CPUIDEmu::Function_8000_0002h, this));
+  RegisterFunction(0x8000'0002, std::bind(&CPUIDEmu::Function_8000_0002h, this, _1));
   // Processor brand string continued
-  RegisterFunction(0x8000'0003, std::bind(&CPUIDEmu::Function_8000_0003h, this));
+  RegisterFunction(0x8000'0003, std::bind(&CPUIDEmu::Function_8000_0003h, this, _1));
   // Processor brand string continued
-  RegisterFunction(0x8000'0004, std::bind(&CPUIDEmu::Function_8000_0004h, this));
+  RegisterFunction(0x8000'0004, std::bind(&CPUIDEmu::Function_8000_0004h, this, _1));
   // 0x8000'0005: L1 Cache and TLB identifiers
 #ifdef CPUID_AMD
-  RegisterFunction(0x8000'0005, std::bind(&CPUIDEmu::Function_8000_0005h, this));
+  RegisterFunction(0x8000'0005, std::bind(&CPUIDEmu::Function_8000_0005h, this, _1));
 #else
   // This is full reserved on Intel platforms
-  RegisterFunction(0x8000'0005, std::bind(&CPUIDEmu::Function_Reserved, this));
+  RegisterFunction(0x8000'0005, std::bind(&CPUIDEmu::Function_Reserved, this, _1));
 #endif
   // 0x8000'0006: L2 Cache identifiers
-  RegisterFunction(0x8000'0006, std::bind(&CPUIDEmu::Function_8000_0006h, this));
+  RegisterFunction(0x8000'0006, std::bind(&CPUIDEmu::Function_8000_0006h, this, _1));
   // Advanced power management information
-  RegisterFunction(0x8000'0007, std::bind(&CPUIDEmu::Function_8000_0007h, this));
+  RegisterFunction(0x8000'0007, std::bind(&CPUIDEmu::Function_8000_0007h, this, _1));
   // Virtual and physical address sizes
-  RegisterFunction(0x8000'0008, std::bind(&CPUIDEmu::Function_8000_0008h, this));
+  RegisterFunction(0x8000'0008, std::bind(&CPUIDEmu::Function_8000_0008h, this, _1));
 
   // 0x8000'000A: SVM Revision
   // TLB 1GB page identifiers
-  RegisterFunction(0x8000'0019, std::bind(&CPUIDEmu::Function_8000_0019h, this));
+  RegisterFunction(0x8000'0019, std::bind(&CPUIDEmu::Function_8000_0019h, this, _1));
 
   // 0x8000'001A: Performance optimization identifiers
   // 0x8000'001B: Instruction based sampling identifiers
   // 0x8000'001C: Lightweight profiling capabilities
   // 0x8000'001D: Cache properties
+#ifdef CPUID_AMD
+  // Deterministic cache parameters for each level
+  RegisterFunction(0x8000'001D, std::bind(&CPUIDEmu::Function_8000_001Dh, this, _1));
+#endif
   // 0x8000'001E: Extended APIC ID
   // 0x8000'001F: AMD Secure Encryption
 }

External/FEXCore/Source/Interface/Core/CPUID.h

@@ -24,23 +24,20 @@ private:
 public:
   void Init(FEXCore::Context::Context *ctx);
 
-  FEXCore::CPUID::FunctionResults RunFunction(uint32_t Function, [[maybe_unused]] uint32_t Leaf) {
+  FEXCore::CPUID::FunctionResults RunFunction(uint32_t Function, uint32_t Leaf) {
     auto Handler = FunctionHandlers.find(Function);
 
     if (Handler == FunctionHandlers.end()) {
-      #ifndef NDEBUG
-        LogMan::Msg::E("Unhandled CPU ID function, 0x%x", Function);
-      #endif
-      return Function_Reserved();
+      return Function_Reserved(Leaf);
     }
 
-    return Handler->second();
+    return Handler->second(Leaf);
   }
 private:
   FEXCore::Context::Context *CTX;
   FEX_CONFIG_OPT(Cores, THREADS);
 
-  using FunctionHandler = std::function<FEXCore::CPUID::FunctionResults()>;
+  using FunctionHandler = std::function<FEXCore::CPUID::FunctionResults(uint32_t Leaf)>;
   void RegisterFunction(uint32_t Function, FunctionHandler Handler) {
     FunctionHandlers[Function] = Handler;
   }
@@ -48,23 +45,26 @@ private:
   std::unordered_map<uint32_t, FunctionHandler> FunctionHandlers;
 
   // Functions
-  FEXCore::CPUID::FunctionResults Function_0h();
-  FEXCore::CPUID::FunctionResults Function_01h();
-  FEXCore::CPUID::FunctionResults Function_02h();
-  FEXCore::CPUID::FunctionResults Function_06h();
-  FEXCore::CPUID::FunctionResults Function_07h();
-  FEXCore::CPUID::FunctionResults Function_15h();
-  FEXCore::CPUID::FunctionResults Function_8000_0000h();
-  FEXCore::CPUID::FunctionResults Function_8000_0001h();
-  FEXCore::CPUID::FunctionResults Function_8000_0002h();
-  FEXCore::CPUID::FunctionResults Function_8000_0003h();
-  FEXCore::CPUID::FunctionResults Function_8000_0004h();
-  FEXCore::CPUID::FunctionResults Function_8000_0005h();
-  FEXCore::CPUID::FunctionResults Function_8000_0006h();
-  FEXCore::CPUID::FunctionResults Function_8000_0007h();
-  FEXCore::CPUID::FunctionResults Function_8000_0008h();
-  FEXCore::CPUID::FunctionResults Function_8000_0009h();
-  FEXCore::CPUID::FunctionResults Function_8000_0019h();
-  FEXCore::CPUID::FunctionResults Function_Reserved();
+  FEXCore::CPUID::FunctionResults Function_0h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_01h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_02h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_04h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_06h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_07h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_0Dh(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_15h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_8000_0000h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_8000_0001h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_8000_0002h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_8000_0003h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_8000_0004h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_8000_0005h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_8000_0006h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_8000_0007h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_8000_0008h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_8000_0009h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_8000_0019h(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_8000_001Dh(uint32_t Leaf);
+  FEXCore::CPUID::FunctionResults Function_Reserved(uint32_t Leaf);
 };
 }

External/FEXCore/Source/Interface/Core/Core.cpp

@@ -33,7 +33,7 @@ $end_info$
 #include "Interface/HLE/Thunks/Thunks.h"
 #include "FEXCore/Utils/Allocator.h"
 
-#include <xxh3.h>
+#include <xxhash.h>
 #include <fstream>
 #include <unistd.h>
 #include <filesystem>
@@ -52,8 +52,6 @@ namespace FEXCore::CPU {
   }
 }
 
-static std::mutex AOTIRCacheLock;
-
 namespace FEXCore::Core {
 struct ThreadLocalData {
   FEXCore::Core::InternalThreadState* Thread;
@@ -112,41 +110,56 @@ constexpr std::array<std::string_view const, 16> RegNames = {
 std::string_view const& GetGRegName(unsigned Reg) {
   return RegNames[Reg];
 }
-
-namespace DefaultFallbackCore {
-  class DefaultFallbackCore final : public FEXCore::CPU::CPUBackend {
-  public:
-    explicit DefaultFallbackCore(FEXCore::Core::ThreadState *Thread)
-      : ThreadState {reinterpret_cast<FEXCore::Core::InternalThreadState*>(Thread)} {
-    }
-    ~DefaultFallbackCore() override = default;
-
-    std::string GetName() override { return "Default Fallback"; }
-
-    void *MapRegion(void *HostPtr, uint64_t VirtualGuestPtr, uint64_t Size) override {
-      return HostPtr;
-    }
-
-    void Initialize() override {}
-    bool NeedsOpDispatch() override { return false; }
-
-    void *CompileCode(uint64_t Entry, FEXCore::IR::IRListView const *IR, FEXCore::Core::DebugData *DebugData, FEXCore::IR::RegisterAllocationData *RAData) override {
-      LogMan::Msg::E("Fell back to default code handler at RIP: 0x%lx", ThreadState->CurrentFrame->State.rip);
-      return nullptr;
-    }
-
-  private:
-    FEXCore::Core::InternalThreadState *ThreadState;
-  };
-
-  FEXCore::CPU::CPUBackend *CPUCreationFactory(FEXCore::Context::Context* CTX, FEXCore::Core::ThreadState *Thread) {
-    return new DefaultFallbackCore(Thread);
-  }
-}
-
-}
+} // namespace FEXCore::Core
 
 namespace FEXCore::Context {
+  void Context::AOTIRCaptureCacheWriteoutQueue_Flush() {
+    {
+      std::shared_lock lk{AOTIRCaptureCacheWriteoutLock};
+      if (AOTIRCaptureCacheWriteoutQueue.size() == 0) {
+        AOTIRCaptureCacheWriteoutFlusing.store(false);
+        return;
+      }
+    }
+
+    for (;;) {
+      AOTIRCaptureCacheWriteoutLock.lock();
+      std::function<void()> fn = std::move(AOTIRCaptureCacheWriteoutQueue.front());
+      bool MaybeEmpty = false;
+      AOTIRCaptureCacheWriteoutQueue.pop();
+      MaybeEmpty = AOTIRCaptureCacheWriteoutQueue.size() == 0;
+      AOTIRCaptureCacheWriteoutLock.unlock();
+
+      fn();
+      if (MaybeEmpty) {
+        std::shared_lock lk{AOTIRCaptureCacheWriteoutLock};
+        if (AOTIRCaptureCacheWriteoutQueue.size() == 0) {
+          AOTIRCaptureCacheWriteoutFlusing.store(false);
+          return;
+        }
+      }
+    }
+
+    LOGMAN_MSG_A("Must never get here");
+  }
+
+  void Context::AOTIRCaptureCacheWriteoutQueue_Append(const std::function<void()> &fn) {
+    bool Flush = false;
+
+    {
+      std::unique_lock lk{AOTIRCaptureCacheWriteoutLock};
+      AOTIRCaptureCacheWriteoutQueue.push(fn);
+      if (AOTIRCaptureCacheWriteoutQueue.size() > 10000) {
+        Flush = true;
+      }
+    }
+
+    bool test_val = false;
+    if (Flush && AOTIRCaptureCacheWriteoutFlusing.compare_exchange_strong(test_val, true)) {
+      AOTIRCaptureCacheWriteoutQueue_Flush();
+    }
+  }
+
   Context::Context() {
 #ifdef BLOCKSTATS
     BlockData = std::make_unique<FEXCore::BlockSamplingData>();
@@ -177,14 +190,6 @@ namespace FEXCore::Context {
       Threads.clear();
     }
 
-    // AOTIRCaptureCache needs manual clear
-    for (auto &Mod: AOTIRCaptureCache) {
-      for (auto &Entry: Mod.second) {
-        delete Entry.second.IR;
-        FEXCore::Allocator::free(Entry.second.RAData);
-      }
-    }
-
     for (auto &Mod: AOTIRCache) {
       FEXCore::Allocator::munmap(Mod.second.mapping, Mod.second.size);
     }
@@ -211,6 +216,7 @@ namespace FEXCore::Context {
     NewThreadState.flags[1] = 1;
     NewThreadState.flags[9] = 1;
     NewThreadState.FCW = 0x37F;
+    NewThreadState.FTW = 0xFFFF;
 
     FEXCore::Core::InternalThreadState *Thread = CreateThread(&NewThreadState, 0);
 
@@ -242,12 +248,12 @@ namespace FEXCore::Context {
     Thread->CPUBackend->CallbackPtr(Thread->CurrentFrame, RIP);
   }
 
-  void Context::RegisterHostSignalHandler(int Signal, HostSignalDelegatorFunction Func) {
-      SignalDelegation->RegisterHostSignalHandler(Signal, Func);
+  void Context::RegisterHostSignalHandler(int Signal, HostSignalDelegatorFunction Func, bool Required) {
+      SignalDelegation->RegisterHostSignalHandler(Signal, Func, Required);
   }
 
-  void Context::RegisterFrontendHostSignalHandler(int Signal, HostSignalDelegatorFunction Func) {
-    SignalDelegation->RegisterFrontendHostSignalHandler(Signal, Func);
+  void Context::RegisterFrontendHostSignalHandler(int Signal, HostSignalDelegatorFunction Func, bool Required) {
+    SignalDelegation->RegisterFrontendHostSignalHandler(Signal, Func, Required);
   }
 
   void Context::WaitForIdle() {
@@ -282,7 +288,7 @@ namespace FEXCore::Context {
     // Tell all the threads that they should pause
     std::lock_guard<std::mutex> lk(ThreadCreationMutex);
     for (auto &Thread : Threads) {
-      Thread->SignalReason.store(FEXCore::Core::SignalEvent::SIGNALEVENT_PAUSE);
+      Thread->SignalReason.store(FEXCore::Core::SignalEvent::Pause);
       if (Thread->RunningEvents.Running.load()) {
         // Only attempt to stop this thread if it is running
         tgkill(Thread->ThreadManager.PID, Thread->ThreadManager.TID, SignalDelegator::SIGNAL_FOR_PAUSE);
@@ -303,7 +309,7 @@ namespace FEXCore::Context {
     // Spin up all the threads
     std::lock_guard<std::mutex> lk(ThreadCreationMutex);
     for (auto &Thread : Threads) {
-      Thread->SignalReason.store(FEXCore::Core::SignalEvent::SIGNALEVENT_RETURN);
+      Thread->SignalReason.store(FEXCore::Core::SignalEvent::Return);
       Thread->RunningEvents.WaitingToStart.store(true);
     }
 
@@ -369,8 +375,6 @@ namespace FEXCore::Context {
         }
         if (Thread->RunningEvents.Running.load()) {
           StopThread(Thread);
-        } else {
-          LogMan::Msg::D("Skipping thread %p: Already stopped", Thread);
         }
       }
     }
@@ -383,7 +387,7 @@ namespace FEXCore::Context {
 
   void Context::StopThread(FEXCore::Core::InternalThreadState *Thread) {
     if (Thread->RunningEvents.Running.exchange(false)) {
-      Thread->SignalReason.store(FEXCore::Core::SignalEvent::SIGNALEVENT_STOP);
+      Thread->SignalReason.store(FEXCore::Core::SignalEvent::Stop);
       tgkill(Thread->ThreadManager.PID, Thread->ThreadManager.TID, SignalDelegator::SIGNAL_FOR_PAUSE);
     }
   }
@@ -411,7 +415,7 @@ namespace FEXCore::Context {
     }
   }
 
-  int Context::GetProgramStatus() {
+  int Context::GetProgramStatus() const {
     return ParentThread->StatusCode;
   }
 
@@ -442,8 +446,6 @@ namespace FEXCore::Context {
   }
 
   void Context::InitializeThread(FEXCore::Core::InternalThreadState *Thread) {
-    InitializeThreadData(Thread);
-
     // This will create the execution thread but it won't actually start executing
     ExecutionThreadHandler *Arg = reinterpret_cast<ExecutionThreadHandler*>(FEXCore::Allocator::malloc(sizeof(ExecutionThreadHandler)));
     Arg->This = this;
@@ -485,21 +487,23 @@ namespace FEXCore::Context {
     // Create CPU backend
     switch (Config.Core) {
     case FEXCore::Config::CONFIG_INTERPRETER:
-      State->CPUBackend.reset(FEXCore::CPU::CreateInterpreterCore(this, State, CompileThread));
+      State->CPUBackend = FEXCore::CPU::CreateInterpreterCore(this, State, CompileThread);
       break;
     case FEXCore::Config::CONFIG_IRJIT:
       State->PassManager->InsertRegisterAllocationPass(DoSRA);
 
 #if (_M_X86_64 && JIT_X86_64)
-      State->CPUBackend.reset(FEXCore::CPU::CreateX86JITCore(this, State, CompileThread));
+      State->CPUBackend = FEXCore::CPU::CreateX86JITCore(this, State, CompileThread);
 #elif (_M_ARM_64 && JIT_ARM64)
-      State->CPUBackend.reset(FEXCore::CPU::CreateArm64JITCore(this, State, CompileThread));
+      State->CPUBackend = FEXCore::CPU::CreateArm64JITCore(this, State, CompileThread);
 #else
       ERROR_AND_DIE("FEXCore has been compiled without a viable JIT core");
 #endif
 
       break;
-    case FEXCore::Config::CONFIG_CUSTOM:      State->CPUBackend.reset(CustomCPUFactory(this, State)); break;
+    case FEXCore::Config::CONFIG_CUSTOM:
+      State->CPUBackend = CustomCPUFactory(this, State);
+      break;
     default: ERROR_AND_DIE("Unknown core configuration");
     }
   }
@@ -522,6 +526,7 @@ namespace FEXCore::Context {
     Thread->ThreadManager.parent_tid = ParentTID;
 
     InitializeCompiler(Thread, false);
+    InitializeThreadData(Thread);
 
     return Thread;
   }
@@ -579,6 +584,15 @@ namespace FEXCore::Context {
 
     // We now only have one thread
     IdleWaitRefCount = 1;
+
+    // Clean up dead stacks
+    FEXCore::Threads::Thread::CleanupAfterFork();
+
+    if (LiveThread->CompileService) {
+      // If this live thread had a compile service then it no longer exists
+      // Erase the shared_ptr
+      LiveThread->CompileService.reset();
+    }
   }
 
   void Context::AddBlockMapping(FEXCore::Core::InternalThreadState *Thread, uint64_t Address, void *Ptr, uint64_t Start, uint64_t Length) {
@@ -597,7 +611,7 @@ namespace FEXCore::Context {
     }
   }
 
-  std::tuple<FEXCore::IR::IRListView *, FEXCore::IR::RegisterAllocationData *, uint64_t, uint64_t, uint64_t, uint64_t> Context::GenerateIR(FEXCore::Core::InternalThreadState *Thread, uint64_t GuestRIP) {
+  Context::GenerateIRResult Context::GenerateIR(FEXCore::Core::InternalThreadState *Thread, uint64_t GuestRIP) {
     uint8_t const *GuestCode{};
     GuestCode = reinterpret_cast<uint8_t const*>(GuestRIP);
 
@@ -607,14 +621,14 @@ namespace FEXCore::Context {
     uint64_t TotalInstructionsLength {0};
 
     if (!Thread->FrontendDecoder->DecodeInstructionsAtEntry(GuestCode, GuestRIP)) {
-      return { nullptr, nullptr, 0, 0, 0, 0 };
+      return {};
     }
 
     auto CodeBlocks = Thread->FrontendDecoder->GetDecodedBlocks();
 
     Thread->OpDispatcher->BeginFunction(GuestRIP, CodeBlocks);
 
-    uint8_t GPRSize = Config.Is64BitMode ? 8 : 4;
+    const uint8_t GPRSize = GetGPRSize();
 
     for (size_t j = 0; j < CodeBlocks->size(); ++j) {
       FEXCore::Frontend::Decoder::DecodedBlocks const &Block = CodeBlocks->at(j);
@@ -694,7 +708,7 @@ namespace FEXCore::Context {
             return { nullptr, nullptr, 0, 0, 0, 0 };
           }
           else {
-            uint8_t GPRSize = Config.Is64BitMode ? 8 : 4;
+            const uint8_t GPRSize = GetGPRSize();
 
             // We had some instructions. Early exit
             Thread->OpDispatcher->_ExitFunction(Thread->OpDispatcher->_EntrypointOffset(Block.Entry + BlockInstructionsLength - GuestRIP, GPRSize));
@@ -764,7 +778,6 @@ namespace FEXCore::Context {
           LogMan::Msg::I("two:\n %s", out2.str().c_str());
           LOGMAN_MSG_A("Parsed ir doesn't match\n");
         }
-        delete reparsed;
       }
     }
     // Run the passmanager over the IR from the dispatcher
@@ -786,7 +799,14 @@ namespace FEXCore::Context {
 
     Thread->OpDispatcher->ResetWorkingList();
 
-    return {IRList, RAData.release(), TotalInstructions, TotalInstructionsLength, Thread->FrontendDecoder->DecodedMinAddress, Thread->FrontendDecoder->DecodedMaxAddress - Thread->FrontendDecoder->DecodedMinAddress };
+    return {
+      .IRList = IRList,
+      .RAData = RAData.release(),
+      .TotalInstructions = TotalInstructions,
+      .TotalInstructionsLength = TotalInstructionsLength,
+      .StartAddr = Thread->FrontendDecoder->DecodedMinAddress,
+      .Length = Thread->FrontendDecoder->DecodedMaxAddress - Thread->FrontendDecoder->DecodedMinAddress,
+    };
   }
 
   AOTIRInlineEntry *AOTIRInlineIndex::GetInlineEntry(uint64_t DataOffset) {
@@ -824,7 +844,29 @@ namespace FEXCore::Context {
     return (IR::IRListView *)&InlineData[Offset];
   }
 
-  std::tuple<void *, FEXCore::IR::IRListView *, FEXCore::Core::DebugData *, FEXCore::IR::RegisterAllocationData *, bool, uint64_t, uint64_t> Context::CompileCode(FEXCore::Core::InternalThreadState *Thread, uint64_t GuestRIP) {
+  void AOTIRCaptureCacheEntry::AppendAOTIRCaptureCache(uint64_t GuestRIP, uint64_t Start, uint64_t Length, uint64_t Hash, FEXCore::IR::IRListView *IRList, FEXCore::IR::RegisterAllocationData *RAData) {
+    auto Inserted = Index.emplace(GuestRIP, Stream->tellp());
+
+    if (Inserted.second) {
+      //GuestHash
+      Stream->write((const char*)&Hash, sizeof(Hash));
+
+      //GuestLength
+      Stream->write((const char*)&Length, sizeof(Length));
+
+      // RAData (inline)
+      // In file, IsShared is always set
+      auto Shared = RAData->IsShared;
+      RAData->IsShared = true;
+      Stream->write((const char*)RAData, RAData->Size(RAData->MapCount));
+      RAData->IsShared = Shared;
+
+      // IRData (inline)
+      IRList->Serialize(*Stream);
+    }
+  }
+
+  Context::CompileCodeResult Context::CompileCode(FEXCore::Core::InternalThreadState *Thread, uint64_t GuestRIP) {
     FEXCore::IR::IRListView *IRList {};
     FEXCore::Core::DebugData *DebugData {};
     FEXCore::IR::RegisterAllocationData *RAData {};
@@ -848,7 +890,7 @@ namespace FEXCore::Context {
     }
 
     {
-      std::lock_guard<std::mutex> lk(AOTIRCacheLock);
+      std::shared_lock lk(AOTIRCacheLock);
       auto file = AddrToFile.lower_bound(GuestRIP);
       if (file != AddrToFile.begin()) {
         --file;
@@ -860,7 +902,7 @@ namespace FEXCore::Context {
     }
 
     if (IRList == nullptr && Config.AOTIRLoad) {
-      std::lock_guard<std::mutex> lk(AOTIRCacheLock);
+      std::shared_lock lk(AOTIRCacheLock);
       auto file = AddrToFile.lower_bound(GuestRIP);
       if (file != AddrToFile.begin()) {
         --file;
@@ -922,10 +964,18 @@ namespace FEXCore::Context {
     }
 
     if (IRList == nullptr) {
-      return { nullptr, nullptr, nullptr, nullptr, false, 0, 0 };
+      return {};
     }
     // Attempt to get the CPU backend to compile this code
-    return { Thread->CPUBackend->CompileCode(GuestRIP, IRList, DebugData, RAData), IRList, DebugData, RAData, GeneratedIR, StartAddr, Length};
+    return {
+      .CompiledCode = Thread->CPUBackend->CompileCode(GuestRIP, IRList, DebugData, RAData),
+      .IRData = IRList,
+      .DebugData = DebugData,
+      .RAData = RAData,
+      .GeneratedIR = GeneratedIR,
+      .StartAddr = StartAddr,
+      .Length = Length,
+    };
   }
 
   static bool readAll(int fd, void *data, size_t size) {
@@ -939,31 +989,44 @@ namespace FEXCore::Context {
 
   bool Context::LoadAOTIRCache(int streamfd) {
     uint64_t tag;
-    
-    if (!readAll(streamfd, (char*)&tag, sizeof(tag)) || tag != 0xDEADBEEFC0D30003)
+
+    if (!readAll(streamfd, (char*)&tag, sizeof(tag)) || tag != 0xDEADBEEFC0D30004)
       return false;
-    
+
     std::string Module;
     uint64_t ModSize;
-    
+    uint64_t IndexSize;
+
+    lseek(streamfd, -sizeof(ModSize), SEEK_END);
+
     if (!readAll(streamfd,  (char*)&ModSize, sizeof(ModSize)))
       return false;
 
     Module.resize(ModSize);
+
+    lseek(streamfd, -sizeof(ModSize) - ModSize, SEEK_END);
+
     if (!readAll(streamfd,  (char*)&Module[0], Module.size()))
       return false;
 
+    lseek(streamfd, -sizeof(ModSize) - ModSize - sizeof(IndexSize), SEEK_END);
+
+    if (!readAll(streamfd,  (char*)&IndexSize, sizeof(IndexSize)))
+      return false;
+
     struct stat fileinfo;
     if (fstat(streamfd, &fileinfo) < 0)
       return false;
     size_t Size = (fileinfo.st_size + 4095) & ~4095;
 
+    size_t IndexOffset = fileinfo.st_size - IndexSize -sizeof(ModSize) - ModSize - sizeof(IndexSize);
+
     void *FilePtr = FEXCore::Allocator::mmap(nullptr, Size, PROT_READ, MAP_SHARED, streamfd, 0);
 
     if (FilePtr == MAP_FAILED)
       return false;
 
-    auto Array = (AOTIRInlineIndex *)((char*)FilePtr + sizeof(tag) + sizeof(ModSize) + ((ModSize+31) & ~31));
+    auto Array = (AOTIRInlineIndex *)((char*)FilePtr + IndexOffset);
 
     AOTIRCache.insert({Module, {Array, FilePtr, Size}});
 
@@ -974,83 +1037,53 @@ namespace FEXCore::Context {
   }
 
   void Context::WriteFilesWithCode(std::function<void(const std::string& fileid, const std::string& filename)> Writer) {
-    std::lock_guard<std::mutex> lk(AOTIRCacheLock);
+    std::shared_lock lk(AOTIRCacheLock);
     for( const auto &File: FilesWithCode) {
       Writer(File.first, File.second);
     }
   }
 
-  bool Context::WriteAOTIRCache(std::function<std::unique_ptr<std::ostream>(const std::string&)> CacheWriter) {
-    std::lock_guard<std::mutex> lk(AOTIRCacheLock);
+  void Context::FinalizeAOTIRCache() {
+    AOTIRCaptureCacheWriteoutQueue_Flush();
 
-    bool rv = true;
+    std::unique_lock lk(AOTIRCacheLock);
 
-    for (auto AOTModule: AOTIRCaptureCache) {
-      if (AOTModule.second.size() == 0) {
+    for (auto& [String, Entry] : AOTIRCaptureCache) {
+      if (!Entry.Stream) {
         continue;
       }
 
-      auto stream = CacheWriter(AOTModule.first);
-      if (!*stream) {
-        rv = false;
-      }
-      uint64_t tag = 0xDEADBEEFC0D30003;
-      stream->write((char*)&tag, sizeof(tag));
+      const auto ModSize = String.size();
+      auto &stream = Entry.Stream;
 
-      auto ModSize = AOTModule.first.size();
-      stream->write((char*)&ModSize, sizeof(ModSize));
-      stream->write((char*)&AOTModule.first[0], ModSize);
-
-      auto Skip = ((ModSize + 31) & ~31) - ModSize;
-      char Zero = 0;
-      for (int i = 0; i < Skip; i++)
+      // pad to 32 bytes
+      constexpr char Zero = 0;
+      while(stream->tellp() & 31)
         stream->write(&Zero, 1);
 
       // AOTIRInlineIndex
-      
+      const auto FnCount = Entry.Index.size();
+      const size_t DataBase = -stream->tellp();
 
-      auto FnCount = AOTModule.second.size();
-      stream->write((char*)&FnCount, sizeof(FnCount));
+      stream->write((const char*)&FnCount, sizeof(FnCount));
+      stream->write((const char*)&DataBase, sizeof(DataBase));
 
-      size_t DataBase = sizeof(FnCount) + sizeof(DataBase) + FnCount * sizeof(AOTIRInlineIndexEntry);
-      stream->write((char*)&DataBase, sizeof(DataBase));
-
-      size_t DataOffset = 0;
-      for (auto entry: AOTModule.second) {
+      for (const auto& [GuestStart, DataOffset] : Entry.Index) {
         //AOTIRInlineIndexEntry
 
         // GuestStart
-        stream->write((char*)&entry.first, sizeof(entry.first));
+        stream->write((const char*)&GuestStart, sizeof(GuestStart));
 
         // DataOffset
-        stream->write((char*)&DataOffset, sizeof(DataOffset));
-
-
-        DataOffset += sizeof(entry.second.crc);
-        DataOffset += sizeof(entry.second.len);
-
-        DataOffset += entry.second.RAData->Size(entry.second.RAData->MapCount);
-
-        DataOffset += entry.second.IR->GetInlineSize();
+        stream->write((const char*)&DataOffset, sizeof(DataOffset));
       }
 
-      // AOTIRInlineEntry
-      for (auto entry: AOTModule.second) {
-        //GuestHash
-        stream->write((char*)&entry.second.crc, sizeof(entry.second.crc));
-
-        //GuestLength
-        stream->write((char*)&entry.second.len, sizeof(entry.second.len));
-        
-        // RAData (inline)
-        stream->write((char*)entry.second.RAData, entry.second.RAData->Size(entry.second.RAData->MapCount));
-        
-        // IRData (inline)
-        entry.second.IR->Serialize(*stream);
-      }
+      // End of file header
+      const auto IndexSize = FnCount * sizeof(AOTIRInlineIndexEntry) + sizeof(DataBase) + sizeof(FnCount);
+      stream->write((const char*)&IndexSize, sizeof(IndexSize));
+      stream->write(String.c_str(), ModSize);
+      stream->write((const char*)&ModSize, sizeof(ModSize));
     }
-
-    return rv;
   }
 
   void Context::CompileBlockJit(FEXCore::Core::CpuStateFrame *Frame, uint64_t GuestRIP) {
@@ -1061,7 +1094,7 @@ namespace FEXCore::Context {
       abort();
     }
   }
-  
+
   uintptr_t Context::CompileBlock(FEXCore::Core::CpuStateFrame *Frame, uint64_t GuestRIP) {
     auto Thread = Frame->Thread;
 
@@ -1135,26 +1168,49 @@ namespace FEXCore::Context {
 
     // Insert to caches if we generated IR
     if (GeneratedIR) {
-      Core::LocalIREntry Entry = {StartAddr, Length, decltype(Entry.IR)(IRList), decltype(Entry.RAData)(RAData), decltype(Entry.DebugData)(DebugData)};
-      Thread->LocalIRCache.insert({GuestRIP, std::move(Entry)});
-
       // Add to AOT cache if aot generation is enabled
       if ((Config.AOTIRCapture() || Config.AOTIRGenerate()) && RAData) {
-        std::lock_guard<std::mutex> lk(AOTIRCacheLock);
-
-        RAData->IsShared = true;
-        IRList->SetShared(true);
-
         auto hash = XXH3_64bits((void*)StartAddr, Length);
 
+        std::shared_lock lk(AOTIRCacheLock);
+
         auto file = AddrToFile.lower_bound(StartAddr);
         if (file != AddrToFile.begin()) {
           --file;
           if (file->second.Start <= StartAddr && (file->second.Start + file->second.Len) >= (StartAddr + Length)) {
-            AOTIRCaptureCache[file->second.fileid].insert({GuestRIP - file->second.Start + file->second.Offset, {StartAddr - file->second.Start + file->second.Offset, Length, hash, IRList, RAData}});
+            auto LocalRIP = GuestRIP - file->second.Start + file->second.Offset;
+            auto LocalStartAddr = StartAddr - file->second.Start + file->second.Offset;
+            auto fileid = file->second.fileid;
+            AOTIRCaptureCacheWriteoutQueue_Append([this, LocalRIP, LocalStartAddr, Length, hash, IRList, RAData, fileid]() {
+              auto *AotFile = &AOTIRCaptureCache[fileid];
+
+              if (!AotFile->Stream) {
+                AotFile->Stream = AOTIRWriter(fileid);
+                uint64_t tag = 0xDEADBEEFC0D30004;
+                AotFile->Stream->write((char*)&tag, sizeof(tag));
+              }
+              AotFile->AppendAOTIRCaptureCache(LocalRIP, LocalStartAddr, Length, hash, IRList, RAData);
+              delete IRList;
+              FEXCore::Allocator::free(RAData);
+            });
           }
         }
+
+        if (Config.AOTIRGenerate()) {
+          // cleanup memory and early exit here -- we're not running the application
+
+          if (DecrementRefCount)
+            --Thread->CompileBlockReentrantRefCount;
+
+          Thread->CPUBackend->ClearCache();
+
+          return (uintptr_t)CodePtr;
+        }
       }
+
+      // Add to thread local ir cache
+      Core::LocalIREntry Entry = {StartAddr, Length, decltype(Entry.IR)(IRList), decltype(Entry.RAData)(RAData), decltype(Entry.DebugData)(DebugData)};
+      Thread->LocalIRCache.insert({GuestRIP, std::move(Entry)});
     }
 
     if (DecrementRefCount)
@@ -1178,8 +1234,6 @@ namespace FEXCore::Context {
 
     ++IdleWaitRefCount;
 
-    LogMan::Msg::D("[%d] Waiting to run", Thread->ThreadManager.TID.load());
-
     // Now notify the thread that we are initialized
     Thread->ThreadWaiting.NotifyAll();
 
@@ -1188,8 +1242,6 @@ namespace FEXCore::Context {
       Thread->StartRunning.Wait();
     }
 
-    LogMan::Msg::D("[%d] Running", Thread->ThreadManager.TID.load());
-
     Thread->ExitReason = FEXCore::Context::ExitReason::EXIT_NONE;
 
     Thread->RunningEvents.Running = true;
@@ -1303,7 +1355,7 @@ namespace FEXCore::Context {
       fileid += Config.ABILocalFlags ? "L" : "l";
       fileid += Config.ABINoPF ? "p" : "P";
 
-      std::lock_guard<std::mutex> lk(AOTIRCacheLock);
+      std::unique_lock lk(AOTIRCacheLock);
 
       AddrToFile.insert({ Base, { Base, Size, Offset, fileid, filename, nullptr, false} });
 
@@ -1318,13 +1370,13 @@ namespace FEXCore::Context {
   }
 
   void Context::RemoveNamedRegion(uintptr_t Base, uintptr_t Size) {
-    std::lock_guard<std::mutex> lk(AOTIRCacheLock);
+    std::unique_lock lk(AOTIRCacheLock);
     // TODO: Support partial removing
     AddrToFile.erase(Base);
   }
 
-  void ConfigureAOTGen(FEXCore::Context::Context *CTX, std::set<uint64_t> *ExternalBranches, uint64_t SectionMaxAddress) {
-    CTX->ParentThread->FrontendDecoder->SetExternalBranches(ExternalBranches);
-    CTX->ParentThread->FrontendDecoder->SetSectionMaxAddress(SectionMaxAddress);
+  void ConfigureAOTGen(FEXCore::Core::InternalThreadState *Thread, std::set<uint64_t> *ExternalBranches, uint64_t SectionMaxAddress) {
+    Thread->FrontendDecoder->SetExternalBranches(ExternalBranches);
+    Thread->FrontendDecoder->SetSectionMaxAddress(SectionMaxAddress);
   }
 }

External/FEXCore/Source/Interface/Core/Dispatcher/Arm64Dispatcher.cpp

@@ -1,3 +1,5 @@
+#include "Interface/Core/LookupCache.h"
+
 #include "Interface/Core/ArchHelpers/MContext.h"
 #include "Interface/Core/Dispatcher/Arm64Dispatcher.h"
 
@@ -5,6 +7,7 @@
 #include "Interface/Context/Context.h"
 
 #include <FEXCore/Core/X86Enums.h>
+#include <bit>
 #include <cmath>
 
 #include "aarch64/assembler-aarch64.h"
@@ -103,7 +106,7 @@ Arm64Dispatcher::Arm64Dispatcher(FEXCore::Context::Context *ctx, FEXCore::Core::
   ldr(x0, &l_PagePtr);
 
   // Mask the address by the virtual address size so we can check for aliases
-  if (__builtin_popcountl(VirtualMemorySize) == 1) {
+  if (std::popcount(VirtualMemorySize) == 1) {
     and_(x3, RipReg, Thread->LookupCache->GetVirtualMemorySize() - 1);
   }
   else {

External/FEXCore/Source/Interface/Core/Dispatcher/Dispatcher.cpp

@@ -54,6 +54,7 @@ void Dispatcher::StoreThreadState(int Signal, void *ucontext) {
 }
 
 void Dispatcher::RestoreThreadState(void *ucontext) {
+  LOGMAN_THROW_A(!SignalFrames.empty(), "Trying to restore a signal frame when we don't have any");
   uint64_t OldSP = SignalFrames.top();
   SignalFrames.pop();
   uintptr_t NewSP = OldSP;
@@ -105,7 +106,12 @@ bool Dispatcher::HandleGuestSignal(int Signal, void *info, void *ucontext, Guest
   // Don't need this offset if we aren't going to be putting siginfo in to it
   NewGuestSP -= 128;
 
-  if (GuestAction->sa_flags & SA_SIGINFO) {
+  // siginfo_t
+  siginfo_t *HostSigInfo = reinterpret_cast<siginfo_t*>(info);
+
+  if (GuestAction->sa_flags & SA_SIGINFO &&
+      !(HostSigInfo->si_code == SI_QUEUE || // If the siginfo comes from sigqueue or user then we don't need to check
+        HostSigInfo->si_code == SI_USER)) {
     if (SRAEnabled) {
       if (!IsAddressInJITCode(ArchHelpers::Context::GetPc(ucontext), false)) {
         LOGMAN_THROW_A(!IsAddressInJITCode(ArchHelpers::Context::GetPc(ucontext), true), "Signals in dispatcher have unsynchronized context");
@@ -117,7 +123,6 @@ bool Dispatcher::HandleGuestSignal(int Signal, void *info, void *ucontext, Guest
 
     // Setup ucontext a bit
     if (CTX->Config.Is64BitMode) {
-
       NewGuestSP -= sizeof(FEXCore::x86_64::ucontext_t);
       uint64_t UContextLocation = NewGuestSP;
 
@@ -133,6 +138,14 @@ bool Dispatcher::HandleGuestSignal(int Signal, void *info, void *ucontext, Guest
       // Pointer to where the fpreg memory is
       guest_uctx->uc_mcontext.fpregs = &guest_uctx->__fpregs_mem;
 
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86_64::FEX_REG_RIP] = Frame->State.rip;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86_64::FEX_REG_EFL] = 0;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86_64::FEX_REG_CSGSFS] = 0;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86_64::FEX_REG_ERR] = 0;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86_64::FEX_REG_TRAPNO] = Signal;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86_64::FEX_REG_OLDMASK] = 0;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86_64::FEX_REG_CR2] = 0;
+
 #define COPY_REG(x) \
       guest_uctx->uc_mcontext.gregs[FEXCore::x86_64::FEX_REG_##x] = Frame->State.gregs[X86State::REG_##x];
       COPY_REG(R8);
@@ -159,6 +172,7 @@ bool Dispatcher::HandleGuestSignal(int Signal, void *info, void *ucontext, Guest
 
       // FCW store default
       guest_uctx->__fpregs_mem.fcw = Frame->State.FCW;
+      guest_uctx->__fpregs_mem.ftw = Frame->State.FTW;
 
       // Reconstruct FSW
       guest_uctx->__fpregs_mem.fsw =
@@ -173,19 +187,10 @@ bool Dispatcher::HandleGuestSignal(int Signal, void *info, void *ucontext, Guest
       guest_uctx->uc_stack.ss_sp = GuestStack->ss_sp;
       guest_uctx->uc_stack.ss_size = GuestStack->ss_size;
 
-      // siginfo_t
-      siginfo_t *HostSigInfo = reinterpret_cast<siginfo_t*>(info);
-      guest_siginfo->si_signo = Signal;
-      switch (Signal) {
-      case SIGSEGV:
-      case SIGBUS:
-        guest_siginfo->si_code = HostSigInfo->si_code;
-        guest_siginfo->si_errno = HostSigInfo->si_errno;
-        // Macro expansion to get the si_addr
-        guest_siginfo->si_addr = HostSigInfo->si_addr;
-        break;
-      default: LogMan::Msg::D("Unhandled siginfo_t signal: %d", Signal); break;
-      }
+      // aarch64 and x86_64 siginfo_t matches. We can just copy this over
+      // SI_USER could also potentially have random data in it, needs to be bit perfect
+      // For guest faults we don't have a real way to reconstruct state to a real guest RIP
+      *guest_siginfo = *HostSigInfo;
 
       Frame->State.gregs[X86State::REG_RSI] = SigInfoLocation;
       Frame->State.gregs[X86State::REG_RDX] = UContextLocation;
@@ -193,19 +198,110 @@ bool Dispatcher::HandleGuestSignal(int Signal, void *info, void *ucontext, Guest
     else {
       // XXX: 32bit Support
       NewGuestSP -= sizeof(FEXCore::x86::ucontext_t);
-      uint64_t UContextLocation = 0; // NewGuestSP;
+      uint64_t UContextLocation = NewGuestSP;
       NewGuestSP -= sizeof(FEXCore::x86::siginfo_t);
-      uint64_t SigInfoLocation = 0; // NewGuestSP;
+      uint64_t SigInfoLocation = NewGuestSP;
+
+      FEXCore::x86::ucontext_t *guest_uctx = reinterpret_cast<FEXCore::x86::ucontext_t*>(UContextLocation);
+      FEXCore::x86::siginfo_t *guest_siginfo = reinterpret_cast<FEXCore::x86::siginfo_t*>(SigInfoLocation);
+
+      // We have extended float information
+      guest_uctx->uc_flags |= FEXCore::x86::UC_FP_XSTATE;
+
+      // Pointer to where the fpreg memory is
+      guest_uctx->uc_mcontext.fpregs = static_cast<uint32_t>(reinterpret_cast<uint64_t>(&guest_uctx->__fpregs_mem));
+
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86::FEX_REG_GS] = Frame->State.gs;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86::FEX_REG_FS] = Frame->State.fs;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86::FEX_REG_ES] = Frame->State.es;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86::FEX_REG_DS] = Frame->State.ds;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86::FEX_REG_TRAPNO] = Signal;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86::FEX_REG_ERR] = 0;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86::FEX_REG_EIP] = Frame->State.rip;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86::FEX_REG_CS] = Frame->State.cs;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86::FEX_REG_EFL] = 0;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86::FEX_REG_UESP] = 0;
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86::FEX_REG_SS] = Frame->State.ss;
+
+#define COPY_REG(x) \
+      guest_uctx->uc_mcontext.gregs[FEXCore::x86::FEX_REG_##x] = Frame->State.gregs[X86State::REG_##x];
+      COPY_REG(RDI);
+      COPY_REG(RSI);
+      COPY_REG(RBP);
+      COPY_REG(RBX);
+      COPY_REG(RDX);
+      COPY_REG(RAX);
+      COPY_REG(RCX);
+      COPY_REG(RSP);
+#undef COPY_REG
+
+      // Copy float registers
+      memcpy(guest_uctx->__fpregs_mem._st, Frame->State.mm, sizeof(Frame->State.mm));
+      if (0) {
+        // XXX: Handle XMM
+        // memcpy(guest_uctx->__fpregs_mem._xmm, Frame->State.xmm, sizeof(Frame->State.xmm));
+        guest_uctx->__fpregs_mem.status = FEXCore::x86::fpstate_magic::MAGIC_XFPSTATE;
+      }
+      else {
+        guest_uctx->__fpregs_mem.status = FEXCore::x86::fpstate_magic::MAGIC_FPU;
+      }
+      // FCW store default
+      guest_uctx->__fpregs_mem.fcw = Frame->State.FCW;
+      guest_uctx->__fpregs_mem.ftw = Frame->State.FTW;
+      // Reconstruct FSW
+      guest_uctx->__fpregs_mem.fsw =
+        (Frame->State.flags[FEXCore::X86State::X87FLAG_TOP_LOC] << 11) |
+        (Frame->State.flags[FEXCore::X86State::X87FLAG_C0_LOC] << 8) |
+        (Frame->State.flags[FEXCore::X86State::X87FLAG_C1_LOC] << 9) |
+        (Frame->State.flags[FEXCore::X86State::X87FLAG_C2_LOC] << 10) |
+        (Frame->State.flags[FEXCore::X86State::X87FLAG_C3_LOC] << 14);
+
+      // Copy over signal stack information
+      guest_uctx->uc_stack.ss_flags = GuestStack->ss_flags;
+      guest_uctx->uc_stack.ss_sp = static_cast<uint32_t>(reinterpret_cast<uint64_t>(GuestStack->ss_sp));
+      guest_uctx->uc_stack.ss_size = GuestStack->ss_size;
+
+      // These three elements are in every siginfo
+      guest_siginfo->si_signo = HostSigInfo->si_signo;
+      guest_siginfo->si_errno = HostSigInfo->si_errno;
+      guest_siginfo->si_code = HostSigInfo->si_code;
+
+      switch (Signal) {
+        case SIGSEGV:
+        case SIGBUS:
+          // Macro expansion to get the si_addr
+          // Can't really give a real result here. Pull from the context for now
+          guest_siginfo->_sifields._sigfault.addr = Frame->State.rip;
+          break;
+        case SIGCHLD:
+          guest_siginfo->_sifields._sigchld.pid = HostSigInfo->si_pid;
+          guest_siginfo->_sifields._sigchld.uid = HostSigInfo->si_uid;
+          guest_siginfo->_sifields._sigchld.status = HostSigInfo->si_status;
+          guest_siginfo->_sifields._sigchld.utime = HostSigInfo->si_utime;
+          guest_siginfo->_sifields._sigchld.stime = HostSigInfo->si_stime;
+          break;
+      default:
+        // Hope for the best, most things just copy over
+        memcpy(&guest_siginfo->_sifields, &HostSigInfo->_sifields, sizeof(siginfo_t));
+        break;
+      }
 
       NewGuestSP -= 4;
       *(uint32_t*)NewGuestSP = UContextLocation;
       NewGuestSP -= 4;
       *(uint32_t*)NewGuestSP = SigInfoLocation;
+      NewGuestSP -= 4;
+      *(uint32_t*)NewGuestSP = Signal;
     }
 
     Frame->State.rip = reinterpret_cast<uint64_t>(GuestAction->sigaction_handler.sigaction);
   }
   else {
+    if (!CTX->Config.Is64BitMode) {
+      NewGuestSP -= 4;
+      *(uint32_t*)NewGuestSP = Signal;
+    }
+
     Frame->State.rip = reinterpret_cast<uint64_t>(GuestAction->sigaction_handler.handler);
   }
 
@@ -254,7 +350,7 @@ bool Dispatcher::HandleSignalPause(int Signal, void *info, void *ucontext) {
   FEXCore::Core::SignalEvent SignalReason = ThreadState->SignalReason.load();
   auto Frame = ThreadState->CurrentFrame;
 
-  if (SignalReason == FEXCore::Core::SignalEvent::SIGNALEVENT_PAUSE) {
+  if (SignalReason == FEXCore::Core::SignalEvent::Pause) {
     // Store our thread state so we can come back to this
     StoreThreadState(Signal, ucontext);
 
@@ -279,11 +375,11 @@ bool Dispatcher::HandleSignalPause(int Signal, void *info, void *ucontext) {
     // We use this to track if it is safe to clear cache
     ++SignalHandlerRefCounter;
 
-    ThreadState->SignalReason.store(FEXCore::Core::SIGNALEVENT_NONE);
+    ThreadState->SignalReason.store(FEXCore::Core::SignalEvent::Nothing);
     return true;
   }
 
-  if (SignalReason == FEXCore::Core::SignalEvent::SIGNALEVENT_STOP) {
+  if (SignalReason == FEXCore::Core::SignalEvent::Stop) {
     // Our thread is stopping
     // We don't care about anything at this point
     // Set the stack to our starting location when we entered the core and get out safely
@@ -304,18 +400,18 @@ bool Dispatcher::HandleSignalPause(int Signal, void *info, void *ucontext) {
       ArchHelpers::Context::SetPc(ucontext, ThreadStopHandlerAddress);
     }
 
-    ThreadState->SignalReason.store(FEXCore::Core::SIGNALEVENT_NONE);
+    ThreadState->SignalReason.store(FEXCore::Core::SignalEvent::Nothing);
     return true;
   }
 
-  if (SignalReason == FEXCore::Core::SignalEvent::SIGNALEVENT_RETURN) {
+  if (SignalReason == FEXCore::Core::SignalEvent::Return) {
     RestoreThreadState(ucontext);
 
     // Ref count our faults
     // We use this to track if it is safe to clear cache
     --SignalHandlerRefCounter;
 
-    ThreadState->SignalReason.store(FEXCore::Core::SIGNALEVENT_NONE);
+    ThreadState->SignalReason.store(FEXCore::Core::SignalEvent::Nothing);
     return true;
   }
 
@@ -344,7 +440,7 @@ void Dispatcher::RemoveCodeBuffer(uint8_t* start_to_remove) {
   }
 }
 
-bool Dispatcher::IsAddressInJITCode(uint64_t Address, bool IncludeDispatcher) {
+bool Dispatcher::IsAddressInJITCode(uint64_t Address, bool IncludeDispatcher) const {
   for (auto [start, end] : CodeBuffers) {
     if (Address >= start && Address < end) {
       return true;

External/FEXCore/Source/Interface/Core/Dispatcher/Dispatcher.h

@@ -54,8 +54,8 @@ public:
 
   void RemoveCodeBuffer(uint8_t* start);
 
-  bool IsAddressInJITCode(uint64_t Address, bool IncludeDispatcher = true);
-  bool IsAddressInDispatcher(uint64_t Address) {
+  bool IsAddressInJITCode(uint64_t Address, bool IncludeDispatcher = true) const;
+  bool IsAddressInDispatcher(uint64_t Address) const {
     return Address >= Start && Address < End;
   }
 

External/FEXCore/Source/Interface/Core/Dispatcher/X86Dispatcher.cpp

@@ -1,3 +1,5 @@
+#include "Interface/Core/LookupCache.h"
+
 #include "Interface/Core/Dispatcher/X86Dispatcher.h"
 
 #include "Interface/Core/Interpreter/InterpreterClass.h"
@@ -12,7 +14,9 @@ static constexpr size_t MAX_DISPATCHER_CODE_SIZE = 4096;
 
 X86Dispatcher::X86Dispatcher(FEXCore::Context::Context *ctx, FEXCore::Core::InternalThreadState *Thread, DispatcherConfig &config)
   : Dispatcher(ctx, Thread)
-  , Xbyak::CodeGenerator(MAX_DISPATCHER_CODE_SIZE, nullptr, this) {
+  , Xbyak::CodeGenerator(MAX_DISPATCHER_CODE_SIZE,
+      FEXCore::Allocator::mmap(nullptr, MAX_DISPATCHER_CODE_SIZE, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0),
+      nullptr) {
 
   using namespace Xbyak;
   using namespace Xbyak::util;
@@ -266,7 +270,7 @@ X86Dispatcher::X86Dispatcher(FEXCore::Context::Context *ctx, FEXCore::Core::Inte
 
   {
     ReturnPtr = getCurr<FEXCore::Context::Context::IntCallbackReturn>();
-//  using CallbackReturn =  __attribute__((naked)) void(*)(FEXCore::Core::InternalThreadState *Thread, volatile void *Host_RSP);
+//  using CallbackReturn =  FEX_NAKED void(*)(FEXCore::Core::InternalThreadState *Thread, volatile void *Host_RSP);
 
     // rdi = thread
     // rsi = rsp
@@ -293,12 +297,12 @@ X86Dispatcher::X86Dispatcher(FEXCore::Context::Context *ctx, FEXCore::Core::Inte
 
   #if ENABLE_JITSYMBOLS
     std::string Name = "Dispatch_" + std::to_string(::gettid());
-    CTX->Symbols.Register(Start, End-Start, Name);
+    CTX->Symbols.Register(reinterpret_cast<void*>(Start), End-Start, Name);
   #endif
 }
 
 X86Dispatcher::~X86Dispatcher() {
-
+  FEXCore::Allocator::munmap(top_, MAX_DISPATCHER_CODE_SIZE);
 }
 
 #ifdef _M_X86_64

External/FEXCore/Source/Interface/Core/Dispatcher/X86Dispatcher.h

@@ -9,19 +9,11 @@
 
 namespace FEXCore::CPU {
 
-class X86Dispatcher final : public Dispatcher, public Xbyak::CodeGenerator, public Xbyak::Allocator {
+class X86Dispatcher final : public Dispatcher, public Xbyak::CodeGenerator {
   public:
     X86Dispatcher(FEXCore::Context::Context *ctx, FEXCore::Core::InternalThreadState *Thread, DispatcherConfig &config);
 
     virtual ~X86Dispatcher() override;
-
-    // Xbyak::Allocator
-    Xbyak::uint8 *alloc(size_t size) override { Size = size; return reinterpret_cast<uint8_t*>(FEXCore::Allocator::mmap(nullptr, size, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0)); }
-    void free(Xbyak::uint8 *p) override { FEXCore::Allocator::munmap(p, Size); }
-    bool useProtect() const override { return false; }
-
-  private:
-    size_t Size{};
 };
 
 }

External/FEXCore/Source/Interface/Core/Frontend.cpp

@@ -16,12 +16,17 @@ $end_info$
 #include <FEXCore/Debug/X86Tables.h>
 #include <FEXCore/Utils/LogManager.h>
 #include <set>
+#include <sys/mman.h>
 
 namespace FEXCore::Frontend {
+#include "Interface/Core/VSyscall/VSyscall.inc"
+
 using namespace FEXCore::X86Tables;
 
 static uint32_t MapModRMToReg(uint8_t REX, uint8_t bits, bool HighBits, bool HasREX, bool HasXMM, bool HasMM, uint8_t InvalidOffset = 16) {
-  constexpr std::array<uint64_t, 16> GPRIndexes = {
+  using GPRArray = std::array<uint32_t, 16>;
+
+  static constexpr GPRArray GPRIndexes = {
     // Classical ordering?
     FEXCore::X86State::REG_RAX,
     FEXCore::X86State::REG_RCX,
@@ -41,7 +46,7 @@ static uint32_t MapModRMToReg(uint8_t REX, uint8_t bits, bool HighBits, bool Has
     FEXCore::X86State::REG_R15,
   };
 
-  constexpr std::array<uint64_t, 16> GPR8BitHighIndexes = {
+  static constexpr GPRArray GPR8BitHighIndexes = {
     // Classical ordering?
     FEXCore::X86State::REG_RAX,
     FEXCore::X86State::REG_RCX,
@@ -61,7 +66,7 @@ static uint32_t MapModRMToReg(uint8_t REX, uint8_t bits, bool HighBits, bool Has
     FEXCore::X86State::REG_R15,
   };
 
-  constexpr std::array<uint64_t, 16> XMMIndexes = {
+  static constexpr GPRArray XMMIndexes = {
     FEXCore::X86State::REG_XMM_0,
     FEXCore::X86State::REG_XMM_1,
     FEXCore::X86State::REG_XMM_2,
@@ -80,7 +85,7 @@ static uint32_t MapModRMToReg(uint8_t REX, uint8_t bits, bool HighBits, bool Has
     FEXCore::X86State::REG_XMM_15,
   };
 
-  constexpr std::array<uint64_t, 16> MMIndexes = {
+  static constexpr GPRArray MMIndexes = {
     FEXCore::X86State::REG_MM_0,
     FEXCore::X86State::REG_MM_1,
     FEXCore::X86State::REG_MM_2,
@@ -99,7 +104,7 @@ static uint32_t MapModRMToReg(uint8_t REX, uint8_t bits, bool HighBits, bool Has
     FEXCore::X86State::REG_INVALID
   };
 
-  const std::array<uint64_t, 16> *GPRs = &GPRIndexes;
+  const GPRArray *GPRs = &GPRIndexes;
   if (HasXMM) {
     GPRs = &XMMIndexes;
   }
@@ -119,8 +124,18 @@ static uint32_t MapModRMToReg(uint8_t REX, uint8_t bits, bool HighBits, bool Has
 }
 
 Decoder::Decoder(FEXCore::Context::Context *ctx)
-  : CTX {ctx} {
-  DecodedBuffer.resize(DefaultDecodedBufferSize);
+  : CTX {ctx}
+  , OSABI { ctx->SyscallHandler ? ctx->SyscallHandler->GetOSABI() : FEXCore::HLE::SyscallOSABI::OS_UNKNOWN } {
+  // Using mmap is a start-up time optimization
+  // Take advantage of page faulting to reduce startup time for minimal runtime cost
+  DecodedBuffer =
+    reinterpret_cast<FEXCore::X86Tables::DecodedInst *>(
+      FEXCore::Allocator::mmap(0, sizeof(FEXCore::X86Tables::DecodedInst) * DefaultDecodedBufferSize,
+      PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0));
+}
+
+Decoder::~Decoder() {
+  FEXCore::Allocator::munmap(DecodedBuffer, sizeof(FEXCore::X86Tables::DecodedInst) * DefaultDecodedBufferSize);
 }
 
 uint8_t Decoder::ReadByte() {
@@ -131,7 +146,7 @@ uint8_t Decoder::ReadByte() {
   return Byte;
 }
 
-uint8_t Decoder::PeekByte(uint8_t Offset) {
+uint8_t Decoder::PeekByte(uint8_t Offset) const {
   uint8_t Byte = InstStream[InstructionSize + Offset];
   return Byte;
 }
@@ -197,9 +212,9 @@ void Decoder::DecodeModRM_16(X86Tables::DecodedOperand *Operand, X86Tables::ModR
     }
   }
 
-  Operand->TypeSIB.Type = DecodedOperand::TYPE_SIB;
-  Operand->TypeSIB.Scale = 1;
-  Operand->TypeSIB.Offset = Literal;
+  Operand->Type = DecodedOperand::OpType::SIB;
+  Operand->Data.SIB.Scale = 1;
+  Operand->Data.SIB.Offset = Literal;
 
   // Only called when ModRM.mod != 0b11
   struct Encodings {
@@ -212,34 +227,34 @@ void Decoder::DecodeModRM_16(X86Tables::DecodedOperand *Operand, X86Tables::ModR
     {FEXCore::X86State::REG_RBX, FEXCore::X86State::REG_RDI},
     {FEXCore::X86State::REG_RBP, FEXCore::X86State::REG_RSI},
     {FEXCore::X86State::REG_RBP, FEXCore::X86State::REG_RDI},
-    {FEXCore::X86State::REG_RSI, 255},
-    {FEXCore::X86State::REG_RDI, 255},
-    {255, 255},
-    {FEXCore::X86State::REG_RBX, 255},
+    {FEXCore::X86State::REG_RSI, FEXCore::X86State::REG_INVALID},
+    {FEXCore::X86State::REG_RDI, FEXCore::X86State::REG_INVALID},
+    {FEXCore::X86State::REG_INVALID, FEXCore::X86State::REG_INVALID},
+    {FEXCore::X86State::REG_RBX, FEXCore::X86State::REG_INVALID},
     // Mod = 0b01
     {FEXCore::X86State::REG_RBX, FEXCore::X86State::REG_RSI},
     {FEXCore::X86State::REG_RBX, FEXCore::X86State::REG_RDI},
     {FEXCore::X86State::REG_RBP, FEXCore::X86State::REG_RSI},
     {FEXCore::X86State::REG_RBP, FEXCore::X86State::REG_RDI},
-    {FEXCore::X86State::REG_RSI, 255},
-    {FEXCore::X86State::REG_RDI, 255},
-    {FEXCore::X86State::REG_RBP, 255},
-    {FEXCore::X86State::REG_RBX, 255},
+    {FEXCore::X86State::REG_RSI, FEXCore::X86State::REG_INVALID},
+    {FEXCore::X86State::REG_RDI, FEXCore::X86State::REG_INVALID},
+    {FEXCore::X86State::REG_RBP, FEXCore::X86State::REG_INVALID},
+    {FEXCore::X86State::REG_RBX, FEXCore::X86State::REG_INVALID},
     // Mod = 0b10
     {FEXCore::X86State::REG_RBX, FEXCore::X86State::REG_RSI},
     {FEXCore::X86State::REG_RBX, FEXCore::X86State::REG_RDI},
     {FEXCore::X86State::REG_RBP, FEXCore::X86State::REG_RSI},
     {FEXCore::X86State::REG_RBP, FEXCore::X86State::REG_RDI},
-    {FEXCore::X86State::REG_RSI, 255},
-    {FEXCore::X86State::REG_RDI, 255},
-    {FEXCore::X86State::REG_RBP, 255},
-    {FEXCore::X86State::REG_RBX, 255},
+    {FEXCore::X86State::REG_RSI, FEXCore::X86State::REG_INVALID},
+    {FEXCore::X86State::REG_RDI, FEXCore::X86State::REG_INVALID},
+    {FEXCore::X86State::REG_RBP, FEXCore::X86State::REG_INVALID},
+    {FEXCore::X86State::REG_RBX, FEXCore::X86State::REG_INVALID},
   }};
 
   uint8_t LookupIndex = ModRM.mod << 3 | ModRM.rm;
   auto it = Lookup[LookupIndex];
-  Operand->TypeSIB.Base = it.Base;
-  Operand->TypeSIB.Index = it.Index;
+  Operand->Data.SIB.Base = it.Base;
+  Operand->Data.SIB.Index = it.Index;
 }
 
 void Decoder::DecodeModRM_64(X86Tables::DecodedOperand *Operand, X86Tables::ModRMDecoded ModRM) {
@@ -277,12 +292,12 @@ void Decoder::DecodeModRM_64(X86Tables::DecodedOperand *Operand, X86Tables::ModR
     }
 
     // SIB
-    Operand->TypeSIB.Type = DecodedOperand::TYPE_SIB;
-    Operand->TypeSIB.Scale = 1 << SIB.scale;
+    Operand->Type = DecodedOperand::OpType::SIB;
+    Operand->Data.SIB.Scale = 1 << SIB.scale;
 
     // The invalid encoding types are described at Table 1-12. "promoted nsigned is always non-zero"
-    Operand->TypeSIB.Index = MapModRMToReg(DecodeInst->Flags & DecodeFlags::FLAG_REX_XGPR_X ? 1 : 0, SIB.index, false, false, false, false, 0b100);
-    Operand->TypeSIB.Base  = MapModRMToReg(DecodeInst->Flags & DecodeFlags::FLAG_REX_XGPR_B ? 1 : 0, SIB.base, false, false, false, false, ModRM.mod == 0 ? 0b101 : 16);
+    Operand->Data.SIB.Index = MapModRMToReg(DecodeInst->Flags & DecodeFlags::FLAG_REX_XGPR_X ? 1 : 0, SIB.index, false, false, false, false, 0b100);
+    Operand->Data.SIB.Base  = MapModRMToReg(DecodeInst->Flags & DecodeFlags::FLAG_REX_XGPR_B ? 1 : 0, SIB.base, false, false, false, false, ModRM.mod == 0 ? 0b101 : 16);
 
     uint64_t Literal {0};
     LOGMAN_THROW_A(Displacement <= 4, "Number of bytes should be <= 4 for literal src");
@@ -291,7 +306,7 @@ void Decoder::DecodeModRM_64(X86Tables::DecodedOperand *Operand, X86Tables::ModR
     if (Displacement == 1) {
       Literal = static_cast<int8_t>(Literal);
     }
-    Operand->TypeSIB.Offset = Literal;
+    Operand->Data.SIB.Offset = Literal;
   }
   else if (ModRM.mod == 0) {
     // Explained in Table 1-14. "Operand Addressing Using ModRM and SIB Bytes"
@@ -300,13 +315,13 @@ void Decoder::DecodeModRM_64(X86Tables::DecodedOperand *Operand, X86Tables::ModR
       uint32_t Literal;
       Literal = ReadData(4);
 
-      Operand->TypeRIPLiteral.Type = DecodedOperand::TYPE_RIP_RELATIVE;
-      Operand->TypeRIPLiteral.Literal.u = Literal;
+      Operand->Type = DecodedOperand::OpType::RIPRelative;
+      Operand->Data.RIPLiteral.Value.u = Literal;
     }
     else {
       // Register-direct addressing
-      Operand->TypeGPR.Type = DecodedOperand::TYPE_GPR_DIRECT;
-      Operand->TypeGPR.GPR = MapModRMToReg(DecodeInst->Flags & DecodeFlags::FLAG_REX_XGPR_B ? 1 : 0, ModRM.rm, false, false, false, false);
+      Operand->Type = DecodedOperand::OpType::GPRDirect;
+      Operand->Data.GPR.GPR = MapModRMToReg(DecodeInst->Flags & DecodeFlags::FLAG_REX_XGPR_B ? 1 : 0, ModRM.rm, false, false, false, false);
     }
   }
   else {
@@ -318,9 +333,9 @@ void Decoder::DecodeModRM_64(X86Tables::DecodedOperand *Operand, X86Tables::ModR
     }
     Displacement = DisplacementSize;
 
-    Operand->TypeGPRIndirect.Type = DecodedOperand::TYPE_GPR_INDIRECT;
-    Operand->TypeGPRIndirect.GPR = MapModRMToReg(DecodeInst->Flags & DecodeFlags::FLAG_REX_XGPR_B ? 1 : 0, ModRM.rm, false, false, false, false);
-    Operand->TypeGPRIndirect.Displacement = Literal;
+    Operand->Type = DecodedOperand::OpType::GPRIndirect;
+    Operand->Data.GPRIndirect.GPR = MapModRMToReg(DecodeInst->Flags & DecodeFlags::FLAG_REX_XGPR_B ? 1 : 0, ModRM.rm, false, false, false, false);
+    Operand->Data.GPRIndirect.Displacement = Literal;
   }
 }
 
@@ -460,9 +475,9 @@ bool Decoder::NormalOp(FEXCore::X86Tables::X86InstInfo const *Info, uint16_t Op)
   if (HAS_NON_XMM_SUBFLAG(Info->Flags, FEXCore::X86Tables::InstFlags::FLAGS_SF_DST_RAX) ||
       HAS_NON_XMM_SUBFLAG(Info->Flags, FEXCore::X86Tables::InstFlags::FLAGS_SF_DST_RDX)) {
     // Some instructions hardcode their destination as RAX
-    CurrentDest->TypeGPR.Type = DecodedOperand::TYPE_GPR;
-    CurrentDest->TypeGPR.HighBits = false;
-    CurrentDest->TypeGPR.GPR = HAS_NON_XMM_SUBFLAG(Info->Flags, FEXCore::X86Tables::InstFlags::FLAGS_SF_DST_RAX) ? FEXCore::X86State::REG_RAX : FEXCore::X86State::REG_RDX;
+    CurrentDest->Type = DecodedOperand::OpType::GPR;
+    CurrentDest->Data.GPR.HighBits = false;
+    CurrentDest->Data.GPR.GPR = HAS_NON_XMM_SUBFLAG(Info->Flags, FEXCore::X86Tables::InstFlags::FLAGS_SF_DST_RAX) ? FEXCore::X86State::REG_RAX : FEXCore::X86State::REG_RDX;
     CurrentDest = &DecodeInst->Src[0];
   }
 
@@ -473,11 +488,11 @@ bool Decoder::NormalOp(FEXCore::X86Tables::X86InstInfo const *Info, uint16_t Op)
     // This also means that the destination is always a GPR on these ones
     // ADDITIONALLY:
     // If there is a REX prefix then that allows extended GPR usage
-    CurrentDest->TypeGPR.Type = DecodedOperand::TYPE_GPR;
-    DecodeInst->Dest.TypeGPR.HighBits = (Is8BitDest && !HasREX && (Op & 0b111) >= 0b100) || HasHighXMM;
-    CurrentDest->TypeGPR.GPR = MapModRMToReg(DecodeInst->Flags & DecodeFlags::FLAG_REX_XGPR_B ? 1 : 0, Op & 0b111, Is8BitDest, HasREX, false, false);
+    CurrentDest->Type = DecodedOperand::OpType::GPR;
+    DecodeInst->Dest.Data.GPR.HighBits = (Is8BitDest && !HasREX && (Op & 0b111) >= 0b100) || HasHighXMM;
+    CurrentDest->Data.GPR.GPR = MapModRMToReg(DecodeInst->Flags & DecodeFlags::FLAG_REX_XGPR_B ? 1 : 0, Op & 0b111, Is8BitDest, HasREX, false, false);
 
-    if (CurrentDest->TypeGPR.GPR  == FEXCore::X86State::REG_INVALID)
+    if (CurrentDest->Data.GPR.GPR == FEXCore::X86State::REG_INVALID)
       return false;
   }
 
@@ -501,20 +516,20 @@ bool Decoder::NormalOp(FEXCore::X86Tables::X86InstInfo const *Info, uint16_t Op)
     ModRM.Hex = DecodeInst->ModRM;
 
     // Decode the GPR source first
-    GPR.TypeGPR.Type = DecodedOperand::TYPE_GPR;
-    GPR.TypeGPR.HighBits = (GPR8Bit && ModRM.reg >= 0b100 && !HasREX) || HasHighXMM;
-    GPR.TypeGPR.GPR = MapModRMToReg(DecodeInst->Flags & DecodeFlags::FLAG_REX_XGPR_R ? 1 : 0, ModRM.reg, GPR8Bit, HasREX, HasXMMGPR, HasMMGPR);
+    GPR.Type = DecodedOperand::OpType::GPR;
+    GPR.Data.GPR.HighBits = (GPR8Bit && ModRM.reg >= 0b100 && !HasREX) || HasHighXMM;
+    GPR.Data.GPR.GPR = MapModRMToReg(DecodeInst->Flags & DecodeFlags::FLAG_REX_XGPR_R ? 1 : 0, ModRM.reg, GPR8Bit, HasREX, HasXMMGPR, HasMMGPR);
 
-    if (GPR.TypeGPR.GPR == FEXCore::X86State::REG_INVALID)
+    if (GPR.Data.GPR.GPR == FEXCore::X86State::REG_INVALID)
       return false;
 
     // ModRM.mod == 0b11 == Register
     // ModRM.Mod != 0b11 == Register-direct addressing
     if (ModRM.mod == 0b11) {
-      NonGPR.TypeGPR.Type = DecodedOperand::TYPE_GPR;
-      NonGPR.TypeGPR.HighBits = (NonGPR8Bit && ModRM.rm >= 0b100 && !HasREX) || HasHighXMM;
-      NonGPR.TypeGPR.GPR = MapModRMToReg(DecodeInst->Flags & DecodeFlags::FLAG_REX_XGPR_B ? 1 : 0, ModRM.rm, NonGPR8Bit, HasREX, HasXMMNonGPR, HasMMNonGPR);
-      if (NonGPR.TypeGPR.GPR == FEXCore::X86State::REG_INVALID)
+      NonGPR.Type = DecodedOperand::OpType::GPR;
+      NonGPR.Data.GPR.HighBits = (NonGPR8Bit && ModRM.rm >= 0b100 && !HasREX) || HasHighXMM;
+      NonGPR.Data.GPR.GPR = MapModRMToReg(DecodeInst->Flags & DecodeFlags::FLAG_REX_XGPR_B ? 1 : 0, ModRM.rm, NonGPR8Bit, HasREX, HasXMMNonGPR, HasMMNonGPR);
+      if (NonGPR.Data.GPR.GPR == FEXCore::X86State::REG_INVALID)
         return false;
     }
     else {
@@ -540,25 +555,24 @@ bool Decoder::NormalOp(FEXCore::X86Tables::X86InstInfo const *Info, uint16_t Op)
   }
 
   if (HAS_NON_XMM_SUBFLAG(Info->Flags, FEXCore::X86Tables::InstFlags::FLAGS_SF_SRC_RAX)) {
-    DecodeInst->Src[CurrentSrc].TypeGPR.Type = DecodedOperand::TYPE_GPR;
-    DecodeInst->Src[CurrentSrc].TypeGPR.HighBits = false;
-    DecodeInst->Src[CurrentSrc].TypeGPR.GPR = FEXCore::X86State::REG_RAX;
+    DecodeInst->Src[CurrentSrc].Type = DecodedOperand::OpType::GPR;
+    DecodeInst->Src[CurrentSrc].Data.GPR.HighBits = false;
+    DecodeInst->Src[CurrentSrc].Data.GPR.GPR = FEXCore::X86State::REG_RAX;
     ++CurrentSrc;
   }
   else if (HAS_NON_XMM_SUBFLAG(Info->Flags, FEXCore::X86Tables::InstFlags::FLAGS_SF_SRC_RCX)) {
-    DecodeInst->Src[CurrentSrc].TypeGPR.Type = DecodedOperand::TYPE_GPR;
-    DecodeInst->Src[CurrentSrc].TypeGPR.HighBits = false;
-    DecodeInst->Src[CurrentSrc].TypeGPR.GPR = FEXCore::X86State::REG_RCX;
+    DecodeInst->Src[CurrentSrc].Type = DecodedOperand::OpType::GPR;
+    DecodeInst->Src[CurrentSrc].Data.GPR.HighBits = false;
+    DecodeInst->Src[CurrentSrc].Data.GPR.GPR = FEXCore::X86State::REG_RCX;
     ++CurrentSrc;
   }
 
   if (Bytes != 0) {
     LOGMAN_THROW_A(Bytes <= 8, "Number of bytes should be <= 8 for literal src");
 
-    DecodeInst->Src[CurrentSrc].TypeLiteral.Size = Bytes;
+    DecodeInst->Src[CurrentSrc].Data.Literal.Size = Bytes;
 
-    uint64_t Literal {0};
-    Literal = ReadData(Bytes);
+    uint64_t Literal = ReadData(Bytes);
 
     if ((Info->Flags & FEXCore::X86Tables::InstFlags::FLAGS_SRC_SEXT) ||
         (DecodeFlags::GetSizeDstFlags(DecodeInst->Flags) == DecodeFlags::SIZE_64BIT && Info->Flags & FEXCore::X86Tables::InstFlags::FLAGS_SRC_SEXT64BIT)) {
@@ -571,12 +585,12 @@ bool Decoder::NormalOp(FEXCore::X86Tables::X86InstInfo const *Info, uint16_t Op)
       else {
         Literal = static_cast<int32_t>(Literal);
       }
-      DecodeInst->Src[CurrentSrc].TypeLiteral.Size = DestSize;
+      DecodeInst->Src[CurrentSrc].Data.Literal.Size = DestSize;
     }
 
     Bytes = 0;
-    DecodeInst->Src[CurrentSrc].TypeLiteral.Type = DecodedOperand::TYPE_LITERAL;
-    DecodeInst->Src[CurrentSrc].TypeLiteral.Literal = Literal;
+    DecodeInst->Src[CurrentSrc].Type = DecodedOperand::OpType::Literal;
+    DecodeInst->Src[CurrentSrc].Data.Literal.Value = Literal;
   }
 
   LOGMAN_THROW_A(Bytes == 0, "Inst at 0x%lx: 0x%04x '%s' Had an instruction of size %d with %d remaining", DecodeInst->PC, DecodeInst->OP, DecodeInst->TableInfo->Name, InstructionSize, Bytes);
@@ -927,8 +941,8 @@ bool Decoder::DecodeInstruction(uint64_t PC) {
 
   }
 
-  if (DecodeInst->Dest.TypeNone.Type == FEXCore::X86Tables::DecodedOperand::TYPE_GPR) {
-    assert(DecodeInst->Dest.TypeGPR.GPR != 255);
+  if (DecodeInst->Dest.IsGPR()) {
+    assert(DecodeInst->Dest.Data.GPR.GPR != FEXCore::X86State::REG_INVALID);
   }
 
   return true;
@@ -940,7 +954,7 @@ void Decoder::BranchTargetInMultiblockRange() {
 
   // If the RIP setting is conditional AND within our symbol range then it can be considered for multiblock
   uint64_t TargetRIP = 0;
-  uint8_t GPRSize = CTX->Config.Is64BitMode ? 8 : 4;
+  const uint8_t GPRSize = CTX->GetGPRSize();
   bool Conditional = true;
 
   switch (DecodeInst->OP) {
@@ -950,14 +964,14 @@ void Decoder::BranchTargetInMultiblockRange() {
       // auto RIPOffset = LoadSource(Op, Op->Src[0], Op->Flags);
       // auto RIPTargetConst = _Constant(Op->PC + Op->InstSize);
       // Target offset is PC + InstSize + Literal
-      LOGMAN_THROW_A(DecodeInst->Src[0].TypeNone.Type == DecodedOperand::TYPE_LITERAL, "Had wrong operand type");
-      TargetRIP = DecodeInst->PC + DecodeInst->InstSize + DecodeInst->Src[0].TypeLiteral.Literal;
+      LOGMAN_THROW_A(DecodeInst->Src[0].IsLiteral(), "Had wrong operand type");
+      TargetRIP = DecodeInst->PC + DecodeInst->InstSize + DecodeInst->Src[0].Data.Literal.Value;
     break;
     }
     case 0xE9:
     case 0xEB: // Both are unconditional JMP instructions
-      LOGMAN_THROW_A(DecodeInst->Src[0].TypeNone.Type == DecodedOperand::TYPE_LITERAL, "Had wrong operand type");
-      TargetRIP = DecodeInst->PC + DecodeInst->InstSize + DecodeInst->Src[0].TypeLiteral.Literal;
+      LOGMAN_THROW_A(DecodeInst->Src[0].IsLiteral(), "Had wrong operand type");
+      TargetRIP = DecodeInst->PC + DecodeInst->InstSize + DecodeInst->Src[0].Data.Literal.Value;
       Conditional = false;
     break;
     case 0xE8: // Call - Immediate target, We don't want to inline calls
@@ -1003,6 +1017,25 @@ void Decoder::BranchTargetInMultiblockRange() {
   }
 }
 
+const uint8_t *Decoder::AdjustAddrForSpecialRegion(uint8_t const* _InstStream, uint64_t EntryPoint, uint64_t RIP) {
+  constexpr uint64_t VSyscall_Base = 0xFFFF'FFFF'FF60'0000ULL;
+  constexpr uint64_t VSyscall_End = VSyscall_Base + 0x1000;
+
+  if (OSABI == FEXCore::HLE::SyscallOSABI::OS_LINUX64 &&
+      RIP >= VSyscall_Base &&
+      RIP < VSyscall_End) {
+    // VSyscall
+    // This doesn't exist on AArch64 and on x86_64 hosts this is emulated with faults to a region mapped with --xp permissions
+    // Offset     0: vgettimeofday
+    // Offset 0x400: vtime
+    // Offset 0x800: vgetcpu
+    uint64_t Offset = RIP - VSyscall_Base;
+    return VSyscallData + Offset;
+  }
+
+  return _InstStream - EntryPoint + RIP;
+}
+
 bool Decoder::DecodeInstructionsAtEntry(uint8_t const* _InstStream, uint64_t PC) {
   Blocks.clear();
   BlocksToDecode.clear();
@@ -1046,7 +1079,7 @@ bool Decoder::DecodeInstructionsAtEntry(uint8_t const* _InstStream, uint64_t PC)
     uint64_t BlockStartOffset = DecodedSize;
 
     // Do a bit of pointer math to figure out where we are in code
-    InstStream = _InstStream - EntryPoint + RIPToDecode;
+    InstStream = AdjustAddrForSpecialRegion(_InstStream, EntryPoint, RIPToDecode);
 
     while (1) {
       ErrorDuringDecoding = !DecodeInstruction(RIPToDecode + PCOffset);
@@ -1090,7 +1123,7 @@ bool Decoder::DecodeInstructionsAtEntry(uint8_t const* _InstStream, uint64_t PC)
       }
 
       if (DecodedSize >= CTX->Config.MaxInstPerBlock ||
-          DecodedSize >= DecodedBuffer.size()) {
+          DecodedSize >= DefaultDecodedBufferSize) {
         break;
       }
 
@@ -1107,7 +1140,7 @@ bool Decoder::DecodeInstructionsAtEntry(uint8_t const* _InstStream, uint64_t PC)
 
     // Copy over only the number of instructions we decoded
     CurrentBlockDecoding.NumInstructions = BlockNumberOfInstructions;
-    CurrentBlockDecoding.DecodedInstructions = &DecodedBuffer.at(BlockStartOffset);
+    CurrentBlockDecoding.DecodedInstructions = &DecodedBuffer[BlockStartOffset];
   }
 
 

External/FEXCore/Source/Interface/Core/Frontend.h

@@ -1,6 +1,8 @@
 #pragma once
 
 #include <FEXCore/Debug/X86Tables.h>
+#include <FEXCore/HLE/SyscallHandler.h>
+
 #include <array>
 #include <cstdint>
 #include <utility>
@@ -24,9 +26,10 @@ public:
   };
 
   Decoder(FEXCore::Context::Context *ctx);
+  ~Decoder();
   bool DecodeInstructionsAtEntry(uint8_t const* InstStream, uint64_t PC);
 
-  std::vector<DecodedBlocks> const *GetDecodedBlocks() {
+  std::vector<DecodedBlocks> const *GetDecodedBlocks() const {
     return &Blocks;
   }
 
@@ -37,20 +40,21 @@ public:
   void SetExternalBranches(std::set<uint64_t> *v) { ExternalBranches = v; }
 private:
   FEXCore::Context::Context *CTX;
+  const FEXCore::HLE::SyscallOSABI OSABI{};
 
   bool DecodeInstruction(uint64_t PC);
 
   void BranchTargetInMultiblockRange();
 
   uint8_t ReadByte();
-  uint8_t PeekByte(uint8_t Offset);
+  uint8_t PeekByte(uint8_t Offset) const;
   uint64_t ReadData(uint8_t Size);
   void SkipBytes(uint8_t Size) { InstructionSize += Size; }
   bool NormalOp(FEXCore::X86Tables::X86InstInfo const *Info, uint16_t Op);
   bool NormalOpHeader(FEXCore::X86Tables::X86InstInfo const *Info, uint16_t Op);
 
   static constexpr size_t DefaultDecodedBufferSize = 0x10000;
-  std::vector<FEXCore::X86Tables::DecodedInst> DecodedBuffer;
+  FEXCore::X86Tables::DecodedInst *DecodedBuffer{};
   size_t DecodedSize {};
 
   uint8_t const *InstStream;
@@ -83,5 +87,7 @@ private:
     &FEXCore::Frontend::Decoder::DecodeModRM_64,
     &FEXCore::Frontend::Decoder::DecodeModRM_16,
   };
+
+  const uint8_t *AdjustAddrForSpecialRegion(uint8_t const* _InstStream, uint64_t EntryPoint, uint64_t RIP);
 };
 }

External/FEXCore/Source/Interface/Core/GdbServer.cpp

@@ -15,15 +15,19 @@ $end_info$
 #include <optional>
 #include "Common/NetStream.h"
 #include "Common/SoftFloat.h"
+
+#include <FEXCore/Utils/CompilerDefs.h>
 #include <FEXCore/Utils/LogManager.h>
 
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netdb.h>
-#include <string.h>
+#include <cstring>
 #include <fcntl.h>
-#include <unistd.h>
+#include <fmt/format.h>
 #include <fstream>
+#include <netdb.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <unistd.h>
+
 
 #include "GdbServer.h"
 #include <FEXCore/Core/CodeLoader.h>
@@ -34,20 +38,20 @@ namespace FEXCore
 
 void GdbServer::Break(int signal) {
     std::lock_guard lk(sendMutex);
+    if (!CommsStream) {
+      return;
+    }
 
-    std::ostringstream ss;
-    ss << "S" << std::setfill('0') << std::setw(2) << std::hex << signal;
-
-    if (CommsStream)
-        SendPacket(*CommsStream, ss.str());
+    const auto str = fmt::format("S{:02x}", signal);
+    SendPacket(*CommsStream, str);
 }
 
 GdbServer::GdbServer(FEXCore::Context::Context *ctx) : CTX(ctx) {
-    ctx->CustomExitHandler = [this](uint64_t ThreadId, FEXCore::Context::ExitReason ExitReason) {
+    Context::SetExitHandler(ctx, [this](uint64_t ThreadId, FEXCore::Context::ExitReason ExitReason) {
         if (ExitReason == FEXCore::Context::ExitReason::EXIT_DEBUG) {
             this->Break(SIGTRAP);
         }
-    };
+    });
 
     // This is a total hack as there is currently no way to resume once hitting a segfault
     // But it's semi-useful for debugging.
@@ -60,12 +64,12 @@ GdbServer::GdbServer(FEXCore::Context::Context *ctx) : CTX(ctx) {
           usleep(100000);
 
         return true;
-    });
+    }, true);
 
     StartThread();
 }
 
-static int calculateChecksum(std::string &packet) {
+static int calculateChecksum(const std::string &packet) {
     unsigned char checksum = 0;
     for (const char &c : packet) {
         checksum += c;
@@ -99,11 +103,9 @@ static std::string encodeHex(unsigned char *data, size_t length) {
 }
 
 static std::string getThreadName(uint32_t ThreadID) {
-  std::fstream fs;
-  std::ostringstream ThreadFile;
-  ThreadFile << "/proc/" << getpid() << "/task/" << ThreadID << "/comm";
+  const auto ThreadFile = fmt::format("/proc/{}/task/{}/comm", getpid(), ThreadID);
+  std::fstream fs(ThreadFile, std::fstream::in | std::fstream::binary);
 
-  fs.open(ThreadFile.str(), std::fstream::in | std::fstream::binary);
   if (fs.is_open()) {
     std::string ThreadName;
     fs >> ThreadName;
@@ -135,7 +137,7 @@ std::string GdbServer::ReadPacket(std::iostream &stream) {
         switch(c) {
         case '$': // start of packet
             if (packet.size() != 0)
-                LogMan::Msg::E("Dropping unexpected data: \"%s\"", packet.c_str());
+                LogMan::Msg::EFmt("Dropping unexpected data: \"{}\"", packet);
 
             // clear any existing data, must have been a mistake.
             packet = std::string();
@@ -156,7 +158,7 @@ std::string GdbServer::ReadPacket(std::iostream &stream) {
             if (calculateChecksum(packet) == expected_checksum) {
                 return packet;
             } else {
-                LogMan::Msg::E("Received Invalid Packet: $%s#%02x %c%c", packet.c_str(), expected_checksum);
+                LogMan::Msg::EFmt("Received Invalid Packet: ${}#{:02x}", packet, expected_checksum);
             }
             break;
         }
@@ -169,10 +171,10 @@ std::string GdbServer::ReadPacket(std::iostream &stream) {
     return "";
 }
 
-static std::string escapePacket(std::string packet) {
+static std::string escapePacket(const std::string& packet) {
     std::ostringstream ss;
 
-    for(auto &c : packet) {
+    for(const auto &c : packet) {
         switch (c) {
         case '$':
         case '#':
@@ -191,13 +193,11 @@ static std::string escapePacket(std::string packet) {
     return ss.str();
 }
 
-void GdbServer::SendPacket(std::ostream &stream, std::string packet) {
-  auto escaped = escapePacket(packet);
-  std::ostringstream ss;
+void GdbServer::SendPacket(std::ostream &stream, const std::string& packet) {
+  const auto escaped = escapePacket(packet);
+  const auto str = fmt::format("${}#{:02x}", escaped, calculateChecksum(escaped));
 
-  ss << '$' << escaped << '#';
-  ss << std::setfill('0') << std::setw(2) << std::hex << (int)calculateChecksum(escaped);
-  stream << ss.str() << std::flush;
+  stream << str << std::flush;
 }
 
 void GdbServer::SendACK(std::ostream &stream, bool NACK) {
@@ -218,7 +218,7 @@ void GdbServer::SendACK(std::ostream &stream, bool NACK) {
   }
 }
 
-struct __attribute__((packed)) GDBContextDefinition {
+struct FEX_PACKED GDBContextDefinition {
   uint64_t gregs[16];
   uint64_t rip;
   uint32_t eflags;
@@ -279,7 +279,7 @@ std::string GdbServer::readRegs() {
   return encodeHex((unsigned char *)&GDB, sizeof(GDBContextDefinition));
 }
 
-GdbServer::HandledPacketType GdbServer::readReg(std::string& packet) {
+GdbServer::HandledPacketType GdbServer::readReg(const std::string& packet) {
 	size_t addr;
 	auto ss = std::istringstream(packet);
 	ss.get(); // Drop first letter
@@ -357,7 +357,7 @@ GdbServer::HandledPacketType GdbServer::readReg(std::string& packet) {
     return {encodeHex((unsigned char *)(&Empty), sizeof(uint32_t)), HandledPacketType::TYPE_ACK};
   }
 
-  LogMan::Msg::E("Unknown GDB register 0x%lx", addr);
+  LogMan::Msg::EFmt("Unknown GDB register 0x{:x}", addr);
   return {"E00", HandledPacketType::TYPE_ACK};
 }
 
@@ -462,7 +462,7 @@ std::string buildTargetXML() {
     return xml.str();
 }
 
-GdbServer::HandledPacketType GdbServer::handleXfer(std::string &packet) {
+GdbServer::HandledPacketType GdbServer::handleXfer(const std::string &packet) {
     std::string object;
     std::string rw;
     std::string annex;
@@ -548,10 +548,9 @@ GdbServer::HandledPacketType GdbServer::handleXfer(std::string &packet) {
 
 static size_t CheckMemMapping(uint64_t Address, size_t Size) {
   uint64_t AddressEnd = Address + Size;
-
-  std::fstream fs;
-  fs.open("/proc/self/maps", std::fstream::in | std::fstream::binary);
+  std::fstream fs("/proc/self/maps", std::fstream::in | std::fstream::binary);
   std::string Line;
+
   while (std::getline(fs, Line)) {
     if (fs.eof()) break;
     uint64_t Begin, End;
@@ -568,32 +567,29 @@ static size_t CheckMemMapping(uint64_t Address, size_t Size) {
     }
   }
 
-  fs.close();
   return 0;
 }
 
 GdbServer::HandledPacketType GdbServer::handleProgramOffsets() {
-  std::fstream fs;
-  fs.open("/proc/self/maps", std::fstream::in | std::fstream::binary);
+  std::fstream fs("/proc/self/maps", std::fstream::in | std::fstream::binary);
   std::string Line;
   std::string const &RuntimeExecutable = Filename();
+
   while (std::getline(fs, Line)) {
     uint64_t Begin, End;
     char Filename[255];
     if (sscanf(Line.c_str(), "%lx-%lx %*c%*c%*c%*c %*x %*x:%*x %*d%s", &Begin, &End, Filename) == 3) {
       if (RuntimeExecutable == Filename) {
-        std::ostringstream ss;
-        ss << "Text=" << std::hex << Begin << ";Data=" << std::hex << Begin << ";Bss=" << std::hex << Begin;
-        ss << std::flush;
-        return {ss.str(), HandledPacketType::TYPE_ACK};
+        auto str = fmt::format("Text={:x};Data={:x};Bss={:x}", Begin, Begin, Begin);
+        return {std::move(str), HandledPacketType::TYPE_ACK};
       }
     }
   }
-  fs.close();
+
   return {"Text=0;Data=0;Bss=0", HandledPacketType::TYPE_ACK};
 }
 
-GdbServer::HandledPacketType GdbServer::handleMemory(std::string &packet) {
+GdbServer::HandledPacketType GdbServer::handleMemory(const std::string &packet) {
     bool write;
     size_t addr;
     size_t length;
@@ -634,8 +630,8 @@ GdbServer::HandledPacketType GdbServer::handleMemory(std::string &packet) {
 }
 
 
-GdbServer::HandledPacketType GdbServer::handleQuery(std::string &packet) {
-  auto match = [&](const char *str) -> bool { return packet.rfind(str, 0) == 0; };
+GdbServer::HandledPacketType GdbServer::handleQuery(const std::string &packet) {
+  const auto match = [&](const char *str) -> bool { return packet.rfind(str, 0) == 0; };
 
   if (match("qSupported")) {
     return {"PacketSize=5000;xmlRegisters=i386;qXfer:exec-file:read+;qXfer:features:read+;", HandledPacketType::TYPE_ACK};
@@ -693,8 +689,8 @@ GdbServer::HandledPacketType GdbServer::handleQuery(std::string &packet) {
   return {"", HandledPacketType::TYPE_UNKNOWN};
 }
 
-GdbServer::HandledPacketType GdbServer::handleV(std::string& packet) {
-    auto match = [&](std::string str) -> std::optional<std::istringstream> {
+GdbServer::HandledPacketType GdbServer::handleV(const std::string& packet) {
+    const auto match = [&](const std::string& str) -> std::optional<std::istringstream> {
         if (packet.rfind(str, 0) == 0) {
             auto ss = std::istringstream(packet);
             ss.seekg(str.size());
@@ -703,18 +699,11 @@ GdbServer::HandledPacketType GdbServer::handleV(std::string& packet) {
         return std::nullopt;
     };
 
-    auto F = [](int result) {
-        std::ostringstream ss;
-        ss << "F" << std::hex << result;
-        return ss.str(); };
-    auto F_error = [&]() {
-        std::ostringstream ss;
-        ss << "F-1," << std::hex << errno;
-        return ss.str(); };
-    auto F_data = [&](int result, std::string data) {
-        std::ostringstream ss;
-        ss << "F" << std::hex << result << ";" << data;
-        return ss.str(); };
+    const auto F       = [](int result) { return fmt::format("F{:x}", result); };
+    const auto F_error = [] { return fmt::format("F-1,{:x}", errno); };
+    const auto F_data  = [](int result, const std::string& data) {
+        return fmt::format("F{:x};{}", result, data);
+    };
 
     std::optional<std::istringstream> ss;
     if((ss = match("vFile:open:"))) {
@@ -736,11 +725,11 @@ GdbServer::HandledPacketType GdbServer::handleV(std::string& packet) {
         return {F(pid == 0 ? 0 : -1), HandledPacketType::TYPE_ACK}; // Only support the common filesystem
     }
     if((ss = match("vFile:close:"))) {
-			int fd;
-			*ss >> std::hex >> fd;
-			close(fd);
-			return {F(0), HandledPacketType::TYPE_ACK};
-		}
+      int fd;
+      *ss >> std::hex >> fd;
+      close(fd);
+      return {F(0), HandledPacketType::TYPE_ACK};
+    }
     if((ss = match("vFile:pread:"))) {
         int fd, count, offset;
 
@@ -777,7 +766,7 @@ GdbServer::HandledPacketType GdbServer::handleV(std::string& packet) {
         }
 
         if (ss->fail()) {
- 						return {"E00", HandledPacketType::TYPE_ACK};
+            return {"E00", HandledPacketType::TYPE_ACK};
         }
 
         switch (action) {
@@ -787,27 +776,25 @@ GdbServer::HandledPacketType GdbServer::handleV(std::string& packet) {
           }
         case 's': {
             CTX->Step();
-						SendPacketPair({"OK", HandledPacketType::TYPE_ACK});
-            std::ostringstream ss;
-            ss << "T05thread:" << std::setfill('0') << std::setw(2) << std::hex << getpid() << ";core:2c;";
-
-            SendPacketPair({ss.str(), HandledPacketType::TYPE_ACK});
+            SendPacketPair({"OK", HandledPacketType::TYPE_ACK});
+            auto str = fmt::format("T05thread:{:02x};core:2c;", getpid());
+            SendPacketPair({std::move(str), HandledPacketType::TYPE_ACK});
             return {"OK", HandledPacketType::TYPE_ACK};
           }
         case 't':
             // This thread isn't part of the thread pool
             CTX->Stop(false /* Ignore current thread */);
- 						return {"OK", HandledPacketType::TYPE_ACK};
+            return {"OK", HandledPacketType::TYPE_ACK};
         default:
- 						return {"E00", HandledPacketType::TYPE_ACK};
+            return {"E00", HandledPacketType::TYPE_ACK};
         }
 
     }
-		return {"", HandledPacketType::TYPE_ACK};
+    return {"", HandledPacketType::TYPE_ACK};
 }
 
-GdbServer::HandledPacketType GdbServer::handleThreadOp(std::string &packet) {
-  auto match = [&](const char *str) -> bool { return packet.rfind(str, 0) == 0; };
+GdbServer::HandledPacketType GdbServer::handleThreadOp(const std::string &packet) {
+  const auto match = [&](const char *str) -> bool { return packet.rfind(str, 0) == 0; };
 
   if (match("Hc")) {
     // Sets thread to this ID for stepping
@@ -823,7 +810,7 @@ GdbServer::HandledPacketType GdbServer::handleThreadOp(std::string &packet) {
   if (match("Hg")) {
     // Sets thread for "other" operations
     auto ss = std::istringstream(packet);
-    ss.seekg(std::string("Hg").size());
+    ss.seekg(std::string_view("Hg").size());
     ss >> std::hex >> CurrentDebuggingThread;
 
     // This must return quick otherwise IDA complains
@@ -834,7 +821,7 @@ GdbServer::HandledPacketType GdbServer::handleThreadOp(std::string &packet) {
   return {"", HandledPacketType::TYPE_UNKNOWN};
 }
 
-GdbServer::HandledPacketType GdbServer::handleBreakpoint(std::string &packet) {
+GdbServer::HandledPacketType GdbServer::handleBreakpoint(const std::string &packet) {
   auto ss = std::istringstream(packet);
 
   bool Set{};
@@ -850,17 +837,15 @@ GdbServer::HandledPacketType GdbServer::handleBreakpoint(std::string &packet) {
   return {"OK", HandledPacketType::TYPE_ACK};
 }
 
-GdbServer::HandledPacketType GdbServer::ProcessPacket(std::string &packet) {
+GdbServer::HandledPacketType GdbServer::ProcessPacket(const std::string &packet) {
   switch (packet[0]) {
     case '?': {
       // Indicates the reason that the thread has stopped
       // Behaviour changes if the target is in non-stop mode
       // Binja doesn't support S response here
       //return {"S00", HandledPacketType::TYPE_ACK};
-      std::ostringstream ss;
-      ss << "T00thread:" << std::setfill('0') << std::setw(2) << std::hex << getpid() << ";core:2c;";
-
-      return {ss.str(), HandledPacketType::TYPE_ACK};
+      auto str = fmt::format("T00thread:{:02x};core:2c;", getpid());
+      return {std::move(str), HandledPacketType::TYPE_ACK};
     }
     case 'g':
       return {readRegs(), HandledPacketType::TYPE_ACK};
@@ -890,14 +875,14 @@ GdbServer::HandledPacketType GdbServer::ProcessPacket(std::string &packet) {
   }
 }
 
-void GdbServer::SendPacketPair(HandledPacketType response) {
+void GdbServer::SendPacketPair(const HandledPacketType& response) {
   std::lock_guard lk(sendMutex);
   if (response.TypeResponse == HandledPacketType::TYPE_ACK ||
       response.TypeResponse == HandledPacketType::TYPE_ONLYACK) {
     SendACK(*CommsStream, false);
   }
   else if (response.TypeResponse == HandledPacketType::TYPE_NACK ||
-      response.TypeResponse == HandledPacketType::TYPE_ONLYNACK) {
+           response.TypeResponse == HandledPacketType::TYPE_ONLYNACK) {
     SendACK(*CommsStream, true);
   }
 
@@ -905,8 +890,8 @@ void GdbServer::SendPacketPair(HandledPacketType response) {
     SendPacket(*CommsStream, "");
   }
   else if (response.TypeResponse != HandledPacketType::TYPE_ONLYNACK &&
-      response.TypeResponse != HandledPacketType::TYPE_ONLYACK &&
-      response.TypeResponse != HandledPacketType::TYPE_NONE) {
+           response.TypeResponse != HandledPacketType::TYPE_ONLYACK &&
+           response.TypeResponse != HandledPacketType::TYPE_NONE) {
     SendPacket(*CommsStream, response.Response);
   }
 }
@@ -927,7 +912,7 @@ void GdbServer::GdbServerLoop() {
             response = ProcessPacket(packet);
             SendPacketPair(response);
             if (response.TypeResponse == HandledPacketType::TYPE_UNKNOWN) {
-              LogMan::Msg::D("Unknown packet %s", packet.c_str());
+              LogMan::Msg::DFmt("Unknown packet {}", packet);
             }
             break;
         }
@@ -943,19 +928,18 @@ void GdbServer::GdbServerLoop() {
             break;
         case '\x03': { // ASCII EOT
             CTX->Pause();
-            std::ostringstream ss;
-            ss << "T02thread:" << std::setfill('0') << std::setw(2) << std::hex << getpid() << ";core:2c;";
-            SendPacketPair({ss.str(), HandledPacketType::TYPE_ACK});
+            auto str = fmt::format("T02thread:{:02x};core:2c;", getpid());
+            SendPacketPair({std::move(str), HandledPacketType::TYPE_ACK});
             break;
           }
         default:
-            LogMan::Msg::D("GdbServer: Unexpected byte %c (%02x)", c, c);
+            LogMan::Msg::DFmt("GdbServer: Unexpected byte {} ({:02x})", static_cast<char>(c), c);
         }
     }
 
     {
         std::lock_guard lk(sendMutex);
-        CommsStream.release();
+        CommsStream.reset();
     }
   }
 }
@@ -1003,7 +987,7 @@ std::unique_ptr<std::iostream> GdbServer::OpenSocket() {
 
     // Block until a connection arrives
 
-    LogMan::Msg::I("GdbServer, waiting for connection on localhost:8086");
+    LogMan::Msg::IFmt("GdbServer, waiting for connection on localhost:8086");
     listen(sockfd, 1);
 
     new_fd = accept(sockfd, (struct sockaddr *)&their_addr, &addr_size);

External/FEXCore/Source/Interface/Core/GdbServer.h

@@ -30,7 +30,7 @@ private:
     std::unique_ptr<std::iostream> OpenSocket();
     void StartThread();
     std::string ReadPacket(std::iostream &stream);
-    void SendPacket(std::ostream &stream, std::string packet);
+    void SendPacket(std::ostream &stream, const std::string& packet);
 
     void SendACK(std::ostream &stream, bool NACK);
 
@@ -47,18 +47,18 @@ private:
       ResponseType TypeResponse{};
     };
 
-    void SendPacketPair(HandledPacketType packetPair);
-    HandledPacketType ProcessPacket(std::string &packet);
-    HandledPacketType handleQuery(std::string &packet);
-    HandledPacketType handleXfer(std::string &packet);
-    HandledPacketType handleMemory(std::string &packet);
-    HandledPacketType handleV(std::string& packet);
-    HandledPacketType handleThreadOp(std::string &packet);
-    HandledPacketType handleBreakpoint(std::string &packet);
+    void SendPacketPair(const HandledPacketType& packetPair);
+    HandledPacketType ProcessPacket(const std::string &packet);
+    HandledPacketType handleQuery(const std::string &packet);
+    HandledPacketType handleXfer(const std::string &packet);
+    HandledPacketType handleMemory(const std::string &packet);
+    HandledPacketType handleV(const std::string& packet);
+    HandledPacketType handleThreadOp(const std::string &packet);
+    HandledPacketType handleBreakpoint(const std::string &packet);
     HandledPacketType handleProgramOffsets();
 
     std::string readRegs();
-    HandledPacketType readReg(std::string& packet);
+    HandledPacketType readReg(const std::string& packet);
 
     FEXCore::Context::Context *CTX;
     std::unique_ptr<FEXCore::Threads::Thread> gdbServerThread;

External/FEXCore/Source/Interface/Core/Interpreter/InterpreterClass.h

@@ -1,6 +1,5 @@
 #pragma once
 
-#include "Interface/Core/LookupCache.h"
 #include "Interface/Core/InternalThreadState.h"
 #include "Interface/Core/Dispatcher/Dispatcher.h"
 

External/FEXCore/Source/Interface/Core/Interpreter/InterpreterCore.cpp

@@ -78,6 +78,18 @@ bool InterpreterCore::HandleSIGBUS(int Signal, void *info, void *ucontext) {
         return false;
       }
     }
+    else if ((Instr & FEXCore::ArchHelpers::Arm64::LDAXR_MASK) == FEXCore::ArchHelpers::Arm64::LDAXR_INST) { // LDAXR*
+      uint64_t BytesToSkip = FEXCore::ArchHelpers::Arm64::HandleAtomicLoadstoreExclusive(ucontext, info);
+      if (BytesToSkip) {
+        // Skip this instruction now
+        ArchHelpers::Context::SetPc(ucontext, ArchHelpers::Context::GetPc(ucontext) + BytesToSkip);
+        return true;
+      }
+      else {
+        LogMan::Msg::E("Unhandled JIT SIGBUS LDAXR: PC: %p Instruction: 0x%08x\n", PC, PC[0]);
+        return false;
+      }
+    }
   }
   return false;
 }
@@ -93,12 +105,12 @@ InterpreterCore::InterpreterCore(FEXCore::Context::Context *ctx, FEXCore::Core::
     CTX->SignalDelegation->RegisterHostSignalHandler(SignalDelegator::SIGNAL_FOR_PAUSE, [](FEXCore::Core::InternalThreadState *Thread, int Signal, void *info, void *ucontext) -> bool {
       InterpreterCore *Core = reinterpret_cast<InterpreterCore*>(Thread->CPUBackend.get());
       return Core->Dispatcher->HandleSignalPause(Signal, info, ucontext);
-    });
+    }, true);
 
     CTX->SignalDelegation->RegisterHostSignalHandler(SIGBUS, [](FEXCore::Core::InternalThreadState *Thread, int Signal, void *info, void *ucontext) -> bool {
       InterpreterCore *Core = reinterpret_cast<InterpreterCore*>(Thread->CPUBackend.get());
       return Core->HandleSIGBUS(Signal, info, ucontext);
-    });
+    }, true);
 
     auto GuestSignalHandler = [](FEXCore::Core::InternalThreadState *Thread, int Signal, void *info, void *ucontext, GuestSigAction *GuestAction, stack_t *GuestStack) -> bool {
       InterpreterCore *Core = reinterpret_cast<InterpreterCore*>(Thread->CPUBackend.get());
@@ -115,8 +127,8 @@ void *InterpreterCore::CompileCode(uint64_t Entry, [[maybe_unused]] FEXCore::IR:
   return reinterpret_cast<void*>(InterpreterExecution);
 }
 
-FEXCore::CPU::CPUBackend *CreateInterpreterCore(FEXCore::Context::Context *ctx, FEXCore::Core::InternalThreadState *Thread, bool CompileThread) {
-  return new InterpreterCore(ctx, Thread, CompileThread);
+std::unique_ptr<CPUBackend> CreateInterpreterCore(FEXCore::Context::Context *ctx, FEXCore::Core::InternalThreadState *Thread, bool CompileThread) {
+  return std::make_unique<InterpreterCore>(ctx, Thread, CompileThread);
 }
 
 }

External/FEXCore/Source/Interface/Core/Interpreter/InterpreterCore.h

@@ -1,5 +1,7 @@
 #pragma once
 
+#include <memory>
+
 namespace FEXCore::Context {
 struct Context;
 }
@@ -11,6 +13,6 @@ namespace FEXCore::Core {
 namespace FEXCore::CPU {
 class CPUBackend;
 
-FEXCore::CPU::CPUBackend *CreateInterpreterCore(FEXCore::Context::Context *ctx, FEXCore::Core::InternalThreadState *Thread, bool CompileThread);
+std::unique_ptr<CPUBackend> CreateInterpreterCore(FEXCore::Context::Context *ctx, FEXCore::Core::InternalThreadState *Thread, bool CompileThread);
 
 }

External/FEXCore/Source/Interface/Core/JIT/Arm64/ALUOps.cpp

@@ -46,7 +46,7 @@ DEF_OP(TruncElementPair) {
       mov(Dst.second, Src.second);
       break;
     }
-    default: LOGMAN_MSG_A("Unhandled Truncation size: %d", Op->Size); break;
+    default: LOGMAN_MSG_A_FMT("Unhandled Truncation size: {}", Op->Size); break;
   }
 }
 
@@ -95,7 +95,7 @@ DEF_OP(Add) {
       case 8:
         add(GetReg<RA_64>(Node), GetReg<RA_64>(Op->Header.Args[0].ID()), Const);
         break;
-      default: LOGMAN_MSG_A("Unsupported Add size: %d", OpSize);
+      default: LOGMAN_MSG_A_FMT("Unsupported Add size: {}", OpSize);
     }
   } else {
     switch (OpSize) {
@@ -105,7 +105,7 @@ DEF_OP(Add) {
       case 8:
         add(GetReg<RA_64>(Node), GetReg<RA_64>(Op->Header.Args[0].ID()), GetReg<RA_64>(Op->Header.Args[1].ID()));
         break;
-      default: LOGMAN_MSG_A("Unsupported Add size: %d", OpSize);
+      default: LOGMAN_MSG_A_FMT("Unsupported Add size: {}", OpSize);
     }
   }
 }
@@ -121,7 +121,7 @@ DEF_OP(Sub) {
       case 8:
         sub(GRS(Node), GRS(Op->Header.Args[0].ID()), Const);
         break;
-      default: LOGMAN_MSG_A("Unsupported Sub size: %d", OpSize);
+      default: LOGMAN_MSG_A_FMT("Unsupported Sub size: {}", OpSize);
     }
   } else {
     switch (OpSize) {
@@ -131,7 +131,7 @@ DEF_OP(Sub) {
       case 8:
         sub(GetReg<RA_64>(Node), GetReg<RA_64>(Op->Header.Args[0].ID()), GetReg<RA_64>(Op->Header.Args[1].ID()));
         break;
-      default: LOGMAN_MSG_A("Unsupported Sub size: %d", OpSize);
+      default: LOGMAN_MSG_A_FMT("Unsupported Sub size: {}", OpSize);
     }
   }
 
@@ -147,7 +147,7 @@ DEF_OP(Neg) {
     case 8:
       neg(GetReg<RA_64>(Node), GetReg<RA_64>(Op->Header.Args[0].ID()));
       break;
-    default: LOGMAN_MSG_A("Unsupported Not size: %d", OpSize);
+    default: LOGMAN_MSG_A_FMT("Unsupported Neg size: {}", OpSize);
   }
 }
 
@@ -163,7 +163,7 @@ DEF_OP(Mul) {
     case 8:
       mul(Dst, GetReg<RA_64>(Op->Header.Args[0].ID()), GetReg<RA_64>(Op->Header.Args[1].ID()));
     break;
-    default: LOGMAN_MSG_A("Unknown Sext size: %d", OpSize);
+    default: LOGMAN_MSG_A_FMT("Unknown Mul size: %d", OpSize);
   }
 }
 
@@ -179,7 +179,7 @@ DEF_OP(UMul) {
     case 8:
       mul(Dst, GetReg<RA_64>(Op->Header.Args[0].ID()), GetReg<RA_64>(Op->Header.Args[1].ID()));
     break;
-    default: LOGMAN_MSG_A("Unknown Sext size: %d", OpSize);
+    default: LOGMAN_MSG_A_FMT("Unknown UMul size: {}", OpSize);
   }
 }
 
@@ -216,7 +216,7 @@ DEF_OP(Div) {
       sdiv(GetReg<RA_64>(Node), GetReg<RA_64>(Op->Header.Args[0].ID()), GetReg<RA_64>(Op->Header.Args[1].ID()));
     break;
     }
-    default: LOGMAN_MSG_A("Unknown DIV Size: %d", Size); break;
+    default: LOGMAN_MSG_A_FMT("Unknown DIV Size: {}", Size); break;
   }
 }
 
@@ -243,7 +243,7 @@ DEF_OP(UDiv) {
       udiv(GetReg<RA_64>(Node), GetReg<RA_64>(Op->Header.Args[0].ID()), GetReg<RA_64>(Op->Header.Args[1].ID()));
       break;
     }
-    default: LOGMAN_MSG_A("Unknown UDIV Size: %d", Size); break;
+    default: LOGMAN_MSG_A_FMT("Unknown UDIV Size: {}", Size); break;
   }
 }
 
@@ -290,7 +290,7 @@ DEF_OP(Rem) {
       msub(GetReg<RA_64>(Node), TMP1, Divisor, Dividend);
     break;
     }
-    default: LOGMAN_MSG_A("Unknown REM Size: %d", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown REM Size: {}", OpSize); break;
   }
 }
 
@@ -332,7 +332,7 @@ DEF_OP(URem) {
       msub(GetReg<RA_64>(Node), TMP1, Divisor, Dividend);
     break;
     }
-    default: LOGMAN_MSG_A("Unknown UREM Size: %d", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown UREM Size: {}", OpSize); break;
   }
 }
 
@@ -349,7 +349,7 @@ DEF_OP(MulH) {
     case 8:
       smulh(GetReg<RA_64>(Node), GetReg<RA_64>(Op->Header.Args[0].ID()), GetReg<RA_64>(Op->Header.Args[1].ID()));
     break;
-    default: LOGMAN_MSG_A("Unknown Sext size: %d", OpSize);
+    default: LOGMAN_MSG_A_FMT("Unknown Sext size: {}", OpSize);
   }
 }
 
@@ -366,7 +366,7 @@ DEF_OP(UMulH) {
     case 8:
       umulh(GetReg<RA_64>(Node), GetReg<RA_64>(Op->Header.Args[0].ID()), GetReg<RA_64>(Op->Header.Args[1].ID()));
     break;
-    default: LOGMAN_MSG_A("Unknown Sext size: %d", OpSize);
+    default: LOGMAN_MSG_A_FMT("Unknown Sext size: {}", OpSize);
   }
 }
 
@@ -462,7 +462,7 @@ DEF_OP(Ror) {
       break;
       }
 
-      default: LOGMAN_MSG_A("Unhandled ROR size: %d", OpSize);
+      default: LOGMAN_MSG_A_FMT("Unhandled ROR size: {}", OpSize);
     }
   } else {
     switch (OpSize) {
@@ -475,7 +475,7 @@ DEF_OP(Ror) {
       break;
       }
 
-      default: LOGMAN_MSG_A("Unhandled ROR size: %d", OpSize);
+      default: LOGMAN_MSG_A_FMT("Unhandled ROR size: {}", OpSize);
     }
   }
 }
@@ -494,7 +494,7 @@ DEF_OP(Extr) {
     break;
     }
 
-    default: LOGMAN_MSG_A("Unhandled EXTR size: %d", OpSize);
+    default: LOGMAN_MSG_A_FMT("Unhandled EXTR size: {}", OpSize);
   }
 }
 
@@ -539,7 +539,7 @@ DEF_OP(LDiv) {
       mov(GetReg<RA_64>(Node), x0);
     break;
     }
-    default: LOGMAN_MSG_A("Unknown LDIV Size: %d", Size); break;
+    default: LOGMAN_MSG_A_FMT("Unknown LDIV Size: {}", Size); break;
   }
 }
 
@@ -582,7 +582,7 @@ DEF_OP(LUDiv) {
       mov(GetReg<RA_64>(Node), x0);
     break;
     }
-    default: LOGMAN_MSG_A("Unknown LUDIV Size: %d", Size); break;
+    default: LOGMAN_MSG_A_FMT("Unknown LUDIV Size: {}", Size); break;
   }
 }
 
@@ -635,7 +635,7 @@ DEF_OP(LRem) {
       mov(GetReg<RA_64>(Node), x0);
     break;
     }
-    default: LOGMAN_MSG_A("Unknown LREM Size: %d", Size); break;
+    default: LOGMAN_MSG_A_FMT("Unknown LREM Size: {}", Size); break;
   }
 }
 
@@ -685,7 +685,7 @@ DEF_OP(LURem) {
       mov(GetReg<RA_64>(Node), x0);
     break;
     }
-    default: LOGMAN_MSG_A("Unknown LUREM Size: %d", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown LUREM Size: {}", OpSize); break;
   }
 }
 
@@ -699,7 +699,7 @@ DEF_OP(Not) {
     case 8:
       mvn(GetReg<RA_64>(Node), GetReg<RA_64>(Op->Header.Args[0].ID()));
       break;
-    default: LOGMAN_MSG_A("Unsupported Not size: %d", OpSize);
+    default: LOGMAN_MSG_A_FMT("Unsupported Not size: {}", OpSize);
   }
 }
 
@@ -730,7 +730,7 @@ DEF_OP(Popcount) {
       // fmov has zero extended, unused bytes are zero
       addv(VTMP1.B(), VTMP1.V8B());
       break;
-    default: LOGMAN_MSG_A("Unsupported Popcount size: %d", OpSize);
+    default: LOGMAN_MSG_A_FMT("Unsupported Popcount size: {}", OpSize);
   }
 
   auto Dst = GetReg<RA_32>(Node);
@@ -779,7 +779,7 @@ DEF_OP(FindMSB) {
       clz(Dst, GetReg<RA_64>(Op->Header.Args[0].ID()));
       sub(Dst, TMP1, Dst);
       break;
-    default: LOGMAN_MSG_A("Unknown REV size: %d", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown FindMSB size: {}", OpSize); break;
   }
 }
 
@@ -800,7 +800,7 @@ DEF_OP(FindTrailingZeros) {
       rbit(GetReg<RA_64>(Node), GetReg<RA_64>(Op->Header.Args[0].ID()));
       clz(GetReg<RA_64>(Node), GetReg<RA_64>(Node));
       break;
-    default: LOGMAN_MSG_A("Unknown size: %d", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown FindTrailingZeros size: {}", OpSize); break;
   }
 }
 
@@ -819,7 +819,7 @@ DEF_OP(CountLeadingZeroes) {
     case 8:
       clz(GetReg<RA_64>(Node), GetReg<RA_64>(Op->Header.Args[0].ID()));
       break;
-    default: LOGMAN_MSG_A("Unknown size: %d", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown CountLeadingZeroes size: {}", OpSize); break;
   }
 }
 
@@ -837,7 +837,7 @@ DEF_OP(Rev) {
     case 8:
       rev(GetReg<RA_64>(Node), GetReg<RA_64>(Op->Header.Args[0].ID()));
       break;
-    default: LOGMAN_MSG_A("Unknown REV size: %d", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown REV size: {}", OpSize); break;
   }
 }
 
@@ -859,15 +859,14 @@ DEF_OP(Bfi) {
       bfi(TMP1, GetReg<RA_64>(Op->Header.Args[1].ID()), Op->lsb, Op->Width);
       mov(GetReg<RA_64>(Node), TMP1);
       break;
-    default: LOGMAN_MSG_A("Unknown BFI size: %d", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown BFI size: {}", OpSize); break;
   }
 }
 
 DEF_OP(Bfe) {
   auto Op = IROp->C<IR::IROp_Bfe>();
-  uint8_t OpSize = IROp->Size;
-  LOGMAN_THROW_A(OpSize <= 8, "OpSize is too large for BFE: %d", OpSize);
-  LOGMAN_THROW_A(Op->Width != 0, "Invalid BFE width of 0");
+  LOGMAN_THROW_A_FMT(IROp->Size <= 8, "OpSize is too large for BFE: {}", IROp->Size);
+  LOGMAN_THROW_A_FMT(Op->Width != 0, "Invalid BFE width of 0");
 
   auto Dst = GetReg<RA_64>(Node);
   ubfx(Dst, GetReg<RA_64>(Op->Header.Args[0].ID()), Op->lsb, Op->Width);
@@ -881,7 +880,7 @@ DEF_OP(Sbfe) {
   if (OpSize == 8) {
     sbfx(Dst, GetReg<RA_64>(Op->Header.Args[0].ID()), Op->lsb, Op->Width);
   } else {
-    LogMan::Msg::D("Unimplemented Sbfe size");
+    LogMan::Msg::DFmt("Unimplemented Sbfe size");
   }
 }
 
@@ -912,7 +911,7 @@ Condition MapSelectCC(IR::CondClassType Cond) {
   case FEXCore::IR::COND_MI:
   case FEXCore::IR::COND_PL:
   default:
-  LOGMAN_MSG_A("Unsupported compare type");
+  LOGMAN_MSG_A_FMT("Unsupported compare type");
   return Condition::nv;
   }
 }
@@ -930,7 +929,7 @@ DEF_OP(Select) {
   } else if (IsFPR(Op->Cmp1.ID())) {
     fcmp(GRFCMP(Op->Cmp1.ID()), GRFCMP(Op->Cmp2.ID()));
   } else {
-    LOGMAN_MSG_A("Select: Expected GPR or FPR");
+    LOGMAN_MSG_A_FMT("Select: Expected GPR or FPR");
   }
 
   auto cc = MapSelectCC(Op->Cond);
@@ -941,7 +940,7 @@ DEF_OP(Select) {
 
   if (is_const_true || is_const_false) {
     if (is_const_false != true || is_const_true != true || const_true != 1 || const_false != 0) {
-      LOGMAN_MSG_A("Select: Unsupported compare inline parameters");
+      LOGMAN_MSG_A_FMT("Select: Unsupported compare inline parameters");
     }
     cset(GRS(Node), cc);
   } else {
@@ -965,38 +964,53 @@ DEF_OP(VExtractToGPR) {
     case 8:
       umov(GetReg<RA_64>(Node), GetSrc(Op->Header.Args[0].ID()).V2D(), Op->Idx);
     break;
-    default:  LOGMAN_MSG_A("Unhandled ExtractElementSize: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled ExtractElementSize: {}", OpSize);
   }
 }
 
-DEF_OP(Float_ToGPR_ZU) {
-  LogMan::Msg::D("Unimplemented");
-}
-
 DEF_OP(Float_ToGPR_ZS) {
   auto Op = IROp->C<IR::IROp_Float_ToGPR_ZS>();
-  if (Op->Header.ElementSize == 8) {
-    fcvtzs(GetReg<RA_64>(Node), GetSrc(Op->Header.Args[0].ID()).D());
+  aarch64::Register Dst{};
+  aarch64::VRegister Src{};
+  if (Op->SrcElementSize == 8) {
+    Src = GetSrc(Op->Header.Args[0].ID()).D();
   }
   else {
-    fcvtzs(GetReg<RA_32>(Node), GetSrc(Op->Header.Args[0].ID()).S());
+    Src = GetSrc(Op->Header.Args[0].ID()).S();
   }
-}
 
-DEF_OP(Float_ToGPR_U) {
-  LogMan::Msg::D("Unimplemented");
+  if (IROp->Size == 8) {
+    Dst = GetReg<RA_64>(Node);
+  }
+  else {
+    Dst = GetReg<RA_32>(Node);
+  }
+
+  fcvtzs(Dst, Src);
 }
 
 DEF_OP(Float_ToGPR_S) {
   auto Op = IROp->C<IR::IROp_Float_ToGPR_S>();
-  if (Op->Header.ElementSize == 8) {
+
+  aarch64::Register Dst{};
+  aarch64::VRegister Src{};
+  if (Op->SrcElementSize == 8) {
     frinti(VTMP1.D(), GetSrc(Op->Header.Args[0].ID()).D());
-    fcvtzs(GetReg<RA_64>(Node), VTMP1.D());
+    Src = VTMP1.D();
   }
   else {
     frinti(VTMP1.S(), GetSrc(Op->Header.Args[0].ID()).S());
-    fcvtzs(GetReg<RA_32>(Node), VTMP1.S());
+    Src = VTMP1.S();
   }
+
+  if (IROp->Size == 8) {
+    Dst = GetReg<RA_64>(Node);
+  }
+  else {
+    Dst = GetReg<RA_32>(Node);
+  }
+
+  fcvtzs(Dst, Src);
 }
 
 DEF_OP(FCmp) {
@@ -1013,7 +1027,7 @@ DEF_OP(FCmp) {
   bool set = false;
 
   if (Op->Flags & (1 << IR::FCMP_FLAG_EQ)) {
-    LOGMAN_THROW_A(IR::FCMP_FLAG_EQ == 0, "IR::FCMP_FLAG_EQ must equal 0");
+    LOGMAN_THROW_A_FMT(IR::FCMP_FLAG_EQ == 0, "IR::FCMP_FLAG_EQ must equal 0");
     // EQ or unordered
     cset(Dst, Condition::eq); // Z = 1
     csinc(Dst, Dst, xzr, Condition::vc); // IF !V ? Z : 1
@@ -1087,9 +1101,7 @@ void Arm64JITCore::RegisterALUHandlers() {
   REGISTER_OP(SBFE,              Sbfe);
   REGISTER_OP(SELECT,            Select);
   REGISTER_OP(VEXTRACTTOGPR,     VExtractToGPR);
-  REGISTER_OP(FLOAT_TOGPR_ZU,    Float_ToGPR_ZU);
   REGISTER_OP(FLOAT_TOGPR_ZS,    Float_ToGPR_ZS);
-  REGISTER_OP(FLOAT_TOGPR_U,     Float_ToGPR_U);
   REGISTER_OP(FLOAT_TOGPR_S,     Float_ToGPR_S);
   REGISTER_OP(FCMP,              FCmp);
 

External/FEXCore/Source/Interface/Core/JIT/Arm64/AtomicOps.cpp

@@ -34,7 +34,7 @@ DEF_OP(CASPair) {
       mov(Dst.first, TMP3);
       mov(Dst.second, TMP4);
       break;
-    default: LOGMAN_MSG_A("Unsupported: %d", OpSize);
+    default: LOGMAN_MSG_A_FMT("Unsupported: {}", OpSize);
     }
   }
   else {
@@ -44,11 +44,15 @@ DEF_OP(CASPair) {
         aarch64::Label LoopNotExpected;
         aarch64::Label LoopExpected;
         bind(&LoopTop);
+        nop();
         ldaxp(TMP2.W(), TMP3.W(), MemOperand(MemSrc));
+        nop();
         cmp(TMP2.W(), Expected.first.W());
         ccmp(TMP3.W(), Expected.second.W(), NoFlag, Condition::eq);
         b(&LoopNotExpected, Condition::ne);
+        nop();
         stlxp(TMP2.W(), Desired.first.W(), Desired.second.W(), MemOperand(MemSrc));
+        nop();
         cbnz(TMP2.W(), &LoopTop);
         mov(Dst.first.W(), Expected.first.W());
         mov(Dst.second.W(), Expected.second.W());
@@ -69,11 +73,15 @@ DEF_OP(CASPair) {
         aarch64::Label LoopNotExpected;
         aarch64::Label LoopExpected;
         bind(&LoopTop);
+        nop();
         ldaxp(TMP2.X(), TMP3.X(), MemOperand(MemSrc));
+        nop();
         cmp(TMP2.X(), Expected.first.X());
         ccmp(TMP3.X(), Expected.second.X(), NoFlag, Condition::eq);
         b(&LoopNotExpected, Condition::ne);
+        nop();
         stlxp(TMP2.X(), Desired.first.X(), Desired.second.X(), MemOperand(MemSrc));
+        nop();
         cbnz(TMP2.X(), &LoopTop);
         mov(Dst.first.X(), Expected.first.X());
         mov(Dst.second.X(), Expected.second.X());
@@ -89,7 +97,7 @@ DEF_OP(CASPair) {
         bind(&LoopExpected);
         break;
       }
-      default: LOGMAN_MSG_A("Unsupported: %d", OpSize);
+      default: LOGMAN_MSG_A_FMT("Unsupported: {}", OpSize);
     }
   }
 }
@@ -115,7 +123,7 @@ DEF_OP(CAS) {
     case 2: casalh(TMP2.W(), Desired.W(), MemOperand(MemSrc)); break;
     case 4: casal(TMP2.W(), Desired.W(), MemOperand(MemSrc)); break;
     case 8: casal(TMP2.X(), Desired.X(), MemOperand(MemSrc)); break;
-    default: LOGMAN_MSG_A("Unsupported: %d", OpSize);
+    default: LOGMAN_MSG_A_FMT("Unsupported: {}", OpSize);
     }
     mov(GetReg<RA_64>(Node), TMP2);
   }
@@ -206,7 +214,7 @@ DEF_OP(CAS) {
 
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", OpSize);
+      default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", OpSize);
     }
   }
 }
@@ -222,7 +230,7 @@ DEF_OP(AtomicAdd) {
     case 2: staddlh(GetReg<RA_32>(Op->Header.Args[1].ID()), MemOperand(MemSrc)); break;
     case 4: staddl(GetReg<RA_32>(Op->Header.Args[1].ID()), MemOperand(MemSrc)); break;
     case 8: staddl(GetReg<RA_64>(Op->Header.Args[1].ID()), MemOperand(MemSrc)); break;
-    default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
   else {
@@ -264,7 +272,7 @@ DEF_OP(AtomicAdd) {
         cbnz(TMP2, &LoopTop);
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
 }
@@ -281,7 +289,7 @@ DEF_OP(AtomicSub) {
     case 2: staddlh(TMP2.W(), MemOperand(MemSrc)); break;
     case 4: staddl(TMP2.W(), MemOperand(MemSrc)); break;
     case 8: staddl(TMP2.X(), MemOperand(MemSrc)); break;
-    default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
   else {
@@ -323,7 +331,7 @@ DEF_OP(AtomicSub) {
         cbnz(TMP2, &LoopTop);
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
 }
@@ -340,7 +348,7 @@ DEF_OP(AtomicAnd) {
     case 2: stclrlh(TMP2.W(), MemOperand(MemSrc)); break;
     case 4: stclrl(TMP2.W(), MemOperand(MemSrc)); break;
     case 8: stclrl(TMP2.X(), MemOperand(MemSrc)); break;
-    default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
   else {
@@ -382,7 +390,7 @@ DEF_OP(AtomicAnd) {
         cbnz(TMP2, &LoopTop);
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
 }
@@ -398,7 +406,7 @@ DEF_OP(AtomicOr) {
     case 2: stsetlh(GetReg<RA_32>(Op->Header.Args[1].ID()), MemOperand(MemSrc)); break;
     case 4: stsetl(GetReg<RA_32>(Op->Header.Args[1].ID()), MemOperand(MemSrc)); break;
     case 8: stsetl(GetReg<RA_64>(Op->Header.Args[1].ID()), MemOperand(MemSrc)); break;
-    default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
   else {
@@ -440,7 +448,7 @@ DEF_OP(AtomicOr) {
         cbnz(TMP2, &LoopTop);
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
 }
@@ -456,7 +464,7 @@ DEF_OP(AtomicXor) {
     case 2: steorlh(GetReg<RA_32>(Op->Header.Args[1].ID()), MemOperand(MemSrc)); break;
     case 4: steorl(GetReg<RA_32>(Op->Header.Args[1].ID()), MemOperand(MemSrc)); break;
     case 8: steorl(GetReg<RA_64>(Op->Header.Args[1].ID()), MemOperand(MemSrc)); break;
-    default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
   else {
@@ -498,7 +506,7 @@ DEF_OP(AtomicXor) {
         cbnz(TMP2, &LoopTop);
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
 }
@@ -515,36 +523,35 @@ DEF_OP(AtomicSwap) {
     case 2: swplh(TMP2.W(), GetReg<RA_32>(Node), MemOperand(MemSrc)); break;
     case 4: swpl(TMP2.W(), GetReg<RA_32>(Node), MemOperand(MemSrc)); break;
     case 8: swpl(TMP2.X(), GetReg<RA_64>(Node), MemOperand(MemSrc)); break;
-    default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
   else {
     // TMP2-TMP3
-    mov(TMP3, GetReg<RA_64>(Op->Header.Args[1].ID()));
     switch (Op->Size) {
       case 1: {
         aarch64::Label LoopTop;
         bind(&LoopTop);
         ldaxrb(TMP2.W(), MemOperand(MemSrc));
-        stlxrb(TMP4.W(), TMP3.W(), MemOperand(MemSrc));
+        stlxrb(TMP4.W(), GetReg<RA_32>(Op->Header.Args[1].ID()), MemOperand(MemSrc));
         cbnz(TMP4.W(), &LoopTop);
-        uxtb(GetReg<RA_64>(Node), TMP2.W());
+        uxtb(GetReg<RA_32>(Node), TMP2.W());
         break;
       }
       case 2: {
         aarch64::Label LoopTop;
         bind(&LoopTop);
         ldaxrh(TMP2.W(), MemOperand(MemSrc));
-        stlxrh(TMP4.W(), TMP3.W(), MemOperand(MemSrc));
+        stlxrh(TMP4.W(), GetReg<RA_32>(Op->Header.Args[1].ID()), MemOperand(MemSrc));
         cbnz(TMP4.W(), &LoopTop);
-        uxtw(GetReg<RA_64>(Node), TMP2.W());
+        uxtw(GetReg<RA_32>(Node), TMP2.W());
         break;
       }
       case 4: {
         aarch64::Label LoopTop;
         bind(&LoopTop);
         ldaxr(TMP2.W(), MemOperand(MemSrc));
-        stlxr(TMP4.W(), TMP3.W(), MemOperand(MemSrc));
+        stlxr(TMP4.W(), GetReg<RA_32>(Op->Header.Args[1].ID()), MemOperand(MemSrc));
         cbnz(TMP4.W(), &LoopTop);
         mov(GetReg<RA_32>(Node), TMP2.W());
         break;
@@ -553,12 +560,12 @@ DEF_OP(AtomicSwap) {
         aarch64::Label LoopTop;
         bind(&LoopTop);
         ldaxr(TMP2, MemOperand(MemSrc));
-        stlxr(TMP4, TMP3.X(), MemOperand(MemSrc));
+        stlxr(TMP4, GetReg<RA_64>(Op->Header.Args[1].ID()), MemOperand(MemSrc));
         cbnz(TMP4, &LoopTop);
         mov(GetReg<RA_64>(Node), TMP2.X());
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
 }
@@ -573,7 +580,7 @@ DEF_OP(AtomicFetchAdd) {
     case 2: ldaddalh(GetReg<RA_32>(Op->Header.Args[1].ID()), GetReg<RA_32>(Node), MemOperand(MemSrc)); break;
     case 4: ldaddal(GetReg<RA_32>(Op->Header.Args[1].ID()), GetReg<RA_32>(Node), MemOperand(MemSrc)); break;
     case 8: ldaddal(GetReg<RA_64>(Op->Header.Args[1].ID()), GetReg<RA_64>(Node), MemOperand(MemSrc)); break;
-    default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
   else {
@@ -619,7 +626,7 @@ DEF_OP(AtomicFetchAdd) {
         mov(GetReg<RA_64>(Node), TMP2);
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
 }
@@ -635,7 +642,7 @@ DEF_OP(AtomicFetchSub) {
     case 2: ldaddalh(TMP2.W(), GetReg<RA_32>(Node), MemOperand(MemSrc)); break;
     case 4: ldaddal(TMP2.W(), GetReg<RA_32>(Node), MemOperand(MemSrc)); break;
     case 8: ldaddal(TMP2.X(), GetReg<RA_64>(Node), MemOperand(MemSrc)); break;
-    default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
   else {
@@ -681,7 +688,7 @@ DEF_OP(AtomicFetchSub) {
         mov(GetReg<RA_64>(Node), TMP2);
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
 }
@@ -697,7 +704,7 @@ DEF_OP(AtomicFetchAnd) {
     case 2: ldclralh(TMP2.W(), GetReg<RA_32>(Node), MemOperand(MemSrc)); break;
     case 4: ldclral(TMP2.W(), GetReg<RA_32>(Node), MemOperand(MemSrc)); break;
     case 8: ldclral(TMP2.X(), GetReg<RA_64>(Node), MemOperand(MemSrc)); break;
-    default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
   else {
@@ -743,7 +750,7 @@ DEF_OP(AtomicFetchAnd) {
         mov(GetReg<RA_64>(Node), TMP2);
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
 }
@@ -758,7 +765,7 @@ DEF_OP(AtomicFetchOr) {
     case 2: ldsetalh(GetReg<RA_32>(Op->Header.Args[1].ID()), GetReg<RA_32>(Node), MemOperand(MemSrc)); break;
     case 4: ldsetal(GetReg<RA_32>(Op->Header.Args[1].ID()), GetReg<RA_32>(Node), MemOperand(MemSrc)); break;
     case 8: ldsetal(GetReg<RA_64>(Op->Header.Args[1].ID()), GetReg<RA_64>(Node), MemOperand(MemSrc)); break;
-    default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
   else {
@@ -804,7 +811,7 @@ DEF_OP(AtomicFetchOr) {
         mov(GetReg<RA_64>(Node), TMP2);
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
 }
@@ -819,7 +826,7 @@ DEF_OP(AtomicFetchXor) {
     case 2: ldeoralh(GetReg<RA_32>(Op->Header.Args[1].ID()), GetReg<RA_32>(Node), MemOperand(MemSrc)); break;
     case 4: ldeoral(GetReg<RA_32>(Op->Header.Args[1].ID()), GetReg<RA_32>(Node), MemOperand(MemSrc)); break;
     case 8: ldeoral(GetReg<RA_64>(Op->Header.Args[1].ID()), GetReg<RA_64>(Node), MemOperand(MemSrc)); break;
-    default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
   else {
@@ -865,11 +872,61 @@ DEF_OP(AtomicFetchXor) {
         mov(GetReg<RA_64>(Node), TMP2);
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled Atomic size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
     }
   }
 }
 
+DEF_OP(AtomicFetchNeg) {
+  auto Op = IROp->C<IR::IROp_AtomicFetchNeg>();
+  auto MemSrc = GetReg<RA_64>(Op->Header.Args[0].ID());
+
+  // TMP2-TMP3
+  switch (Op->Size) {
+    case 1: {
+      aarch64::Label LoopTop;
+      bind(&LoopTop);
+      ldaxrb(TMP2.W(), MemOperand(MemSrc));
+      neg(TMP3.W(), TMP2.W());
+      stlxrb(TMP4.W(), TMP3.W(), MemOperand(MemSrc));
+      cbnz(TMP4.W(), &LoopTop);
+      mov(GetReg<RA_32>(Node), TMP2.W());
+      break;
+    }
+    case 2: {
+      aarch64::Label LoopTop;
+      bind(&LoopTop);
+      ldaxrh(TMP2.W(), MemOperand(MemSrc));
+      neg(TMP3.W(), TMP2.W());
+      stlxrh(TMP4.W(), TMP3.W(), MemOperand(MemSrc));
+      cbnz(TMP4.W(), &LoopTop);
+      mov(GetReg<RA_32>(Node), TMP2.W());
+      break;
+    }
+    case 4: {
+      aarch64::Label LoopTop;
+      bind(&LoopTop);
+      ldaxr(TMP2.W(), MemOperand(MemSrc));
+      neg(TMP3.W(), TMP2.W());
+      stlxr(TMP4.W(), TMP3.W(), MemOperand(MemSrc));
+      cbnz(TMP4.W(), &LoopTop);
+      mov(GetReg<RA_32>(Node), TMP2.W());
+      break;
+    }
+    case 8: {
+      aarch64::Label LoopTop;
+      bind(&LoopTop);
+      ldaxr(TMP2, MemOperand(MemSrc));
+      neg(TMP3, TMP2);
+      stlxr(TMP4, TMP3, MemOperand(MemSrc));
+      cbnz(TMP4, &LoopTop);
+      mov(GetReg<RA_64>(Node), TMP2);
+      break;
+    }
+    default:  LOGMAN_MSG_A_FMT("Unhandled Atomic size: {}", Op->Size);
+  }
+}
+
 #undef DEF_OP
 void Arm64JITCore::RegisterAtomicHandlers() {
 #define REGISTER_OP(op, x) OpHandlers[FEXCore::IR::IROps::OP_##op] = &Arm64JITCore::Op_##x
@@ -886,6 +943,7 @@ void Arm64JITCore::RegisterAtomicHandlers() {
   REGISTER_OP(ATOMICFETCHAND, AtomicFetchAnd);
   REGISTER_OP(ATOMICFETCHOR,  AtomicFetchOr);
   REGISTER_OP(ATOMICFETCHXOR, AtomicFetchXor);
+  REGISTER_OP(ATOMICFETCHNEG, AtomicFetchNeg);
 #undef REGISTER_OP
 }
 }

External/FEXCore/Source/Interface/Core/JIT/Arm64/BranchOps.cpp

@@ -4,6 +4,8 @@ tags: backend|arm64
 $end_info$
 */
 
+#include "Interface/Core/LookupCache.h"
+
 #include "Interface/Core/JIT/Arm64/JITClass.h"
 #include "Interface/Core/InternalThreadState.h"
 
@@ -16,15 +18,15 @@ using namespace vixl;
 using namespace vixl::aarch64;
 #define DEF_OP(x) void Arm64JITCore::Op_##x(FEXCore::IR::IROp_Header *IROp, uint32_t Node)
 DEF_OP(GuestCallDirect) {
-  LogMan::Msg::D("Unimplemented");
+  LogMan::Msg::DFmt("Unimplemented");
 }
 
 DEF_OP(GuestCallIndirect) {
-  LogMan::Msg::D("Unimplemented");
+  LogMan::Msg::DFmt("Unimplemented");
 }
 
 DEF_OP(GuestReturn) {
-  LogMan::Msg::D("Unimplemented");
+  LogMan::Msg::DFmt("Unimplemented");
 }
 
 DEF_OP(SignalReturn) {
@@ -142,7 +144,7 @@ Condition MapBranchCC(IR::CondClassType Cond) {
   case FEXCore::IR::COND_MI:
   case FEXCore::IR::COND_PL:
   default:
-  LOGMAN_MSG_A("Unsupported compare type");
+  LOGMAN_MSG_A_FMT("Unsupported compare type");
   return Condition::nv;
   }
 }
@@ -169,10 +171,10 @@ DEF_OP(CondJump) {
   bool isConst = IsInlineConstant(Op->Cmp2, &Const);
 
   if (isConst && Const == 0 && Op->Cond.Val == FEXCore::IR::COND_EQ) {
-    LOGMAN_THROW_A(IsGPR(Op->Cmp1.ID()), "CondJump: Expected GPR");
+    LOGMAN_THROW_A_FMT(IsGPR(Op->Cmp1.ID()), "CondJump: Expected GPR");
     cbz(GRCMP(Op->Cmp1.ID()), TrueTargetLabel);
   } else if (isConst && Const == 0 && Op->Cond.Val == FEXCore::IR::COND_NEQ) {
-    LOGMAN_THROW_A(IsGPR(Op->Cmp1.ID()), "CondJump: Expected GPR");
+    LOGMAN_THROW_A_FMT(IsGPR(Op->Cmp1.ID()), "CondJump: Expected GPR");
     cbnz(GRCMP(Op->Cmp1.ID()), TrueTargetLabel);
   } else {
     if (IsGPR(Op->Cmp1.ID())) {
@@ -183,7 +185,7 @@ DEF_OP(CondJump) {
     } else if (IsFPR(Op->Cmp1.ID())) {
       fcmp(GRFCMP(Op->Cmp1.ID()), GRFCMP(Op->Cmp2.ID()));
     } else {
-      LOGMAN_MSG_A("CondJump: Expected GPR or FPR");
+      LOGMAN_MSG_A_FMT("CondJump: Expected GPR or FPR");
     }
 
     b(TrueTargetLabel, MapBranchCC(Op->Cond));
@@ -257,7 +259,7 @@ DEF_OP(Thunk) {
 
 DEF_OP(ValidateCode) {
   auto Op = IROp->C<IR::IROp_ValidateCode>();
-  uint8_t *OldCode = (uint8_t *)&Op->CodeOriginalLow;
+  const auto *OldCode = (const uint8_t *)&Op->CodeOriginalLow;
   int len = Op->CodeLength;
   int idx = 0;
 
@@ -268,7 +270,7 @@ DEF_OP(ValidateCode) {
   while (len >= 8)
   {
     ldr(x2, MemOperand(x0, idx));
-    LoadConstant(x3, *(uint32_t *)(OldCode + idx));
+    LoadConstant(x3, *(const uint32_t *)(OldCode + idx));
     cmp(x2, x3);
     csel(GetReg<RA_64>(Node), GetReg<RA_64>(Node), x1, Condition::eq);
     len -= 8;
@@ -277,7 +279,7 @@ DEF_OP(ValidateCode) {
   while (len >= 4)
   {
     ldr(w2, MemOperand(x0, idx));
-    LoadConstant(w3, *(uint32_t *)(OldCode + idx));
+    LoadConstant(w3, *(const uint32_t *)(OldCode + idx));
     cmp(w2, w3);
     csel(GetReg<RA_64>(Node), GetReg<RA_64>(Node), x1, Condition::eq);
     len -= 4;
@@ -286,7 +288,7 @@ DEF_OP(ValidateCode) {
   while (len >= 2)
   {
     ldrh(w2, MemOperand(x0, idx));
-    LoadConstant(w3, *(uint16_t *)(OldCode + idx));
+    LoadConstant(w3, *(const uint16_t *)(OldCode + idx));
     cmp(w2, w3);
     csel(GetReg<RA_64>(Node), GetReg<RA_64>(Node), x1, Condition::eq);
     len -= 2;
@@ -295,7 +297,7 @@ DEF_OP(ValidateCode) {
   while (len >= 1)
   {
     ldrb(w2, MemOperand(x0, idx));
-    LoadConstant(w3, *(uint8_t *)(OldCode + idx));
+    LoadConstant(w3, *(const uint8_t *)(OldCode + idx));
     cmp(w2, w3);
     csel(GetReg<RA_64>(Node), GetReg<RA_64>(Node), x1, Condition::eq);
     len -= 1;

External/FEXCore/Source/Interface/Core/JIT/Arm64/ConversionOps.cpp

@@ -31,7 +31,7 @@ DEF_OP(VInsGPR) {
       ins(GetDst(Node).V2D(), Op->Index, GetReg<RA_64>(Op->Header.Args[1].ID()));
     break;
     }
-    default: LOGMAN_MSG_A("Unknown Element Size: %d", Op->Header.ElementSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown Element Size: {}", Op->Header.ElementSize); break;
   }
 }
 
@@ -52,14 +52,10 @@ DEF_OP(VCastFromGPR) {
     case 8:
       fmov(GetDst(Node).D(), GetReg<RA_64>(Op->Header.Args[0].ID()).X());
       break;
-    default: LOGMAN_MSG_A("Unknown castGPR element size: %d", Op->Header.ElementSize);
+    default: LOGMAN_MSG_A_FMT("Unknown castGPR element size: {}", Op->Header.ElementSize);
   }
 }
 
-DEF_OP(Float_FromGPR_U) {
-  LOGMAN_MSG_A("Unimplemented");
-}
-
 DEF_OP(Float_FromGPR_S) {
   auto Op = IROp->C<IR::IROp_Float_FromGPR_S>();
   uint16_t Conv = (Op->Header.ElementSize << 8) | Op->SrcElementSize;
@@ -95,20 +91,7 @@ DEF_OP(Float_FToF) {
       fcvt(GetDst(Node).S(), GetSrc(Op->Header.Args[0].ID()).D());
       break;
     }
-    default: LOGMAN_MSG_A("Unknown FCVT sizes: 0x%x", Conv);
-  }
-}
-
-DEF_OP(Vector_UToF) {
-  auto Op = IROp->C<IR::IROp_Vector_UToF>();
-  switch (Op->Header.ElementSize) {
-    case 4:
-      ucvtf(GetDst(Node).V4S(), GetSrc(Op->Header.Args[0].ID()).V4S());
-    break;
-    case 8:
-      ucvtf(GetDst(Node).V2D(), GetSrc(Op->Header.Args[0].ID()).V2D());
-    break;
-    default: LOGMAN_MSG_A("Unknown castGPR element size: %d", Op->Header.ElementSize);
+    default: LOGMAN_MSG_A_FMT("Unknown FCVT sizes: 0x{:x}", Conv);
   }
 }
 
@@ -121,20 +104,7 @@ DEF_OP(Vector_SToF) {
     case 8:
       scvtf(GetDst(Node).V2D(), GetSrc(Op->Header.Args[0].ID()).V2D());
     break;
-    default: LOGMAN_MSG_A("Unknown castGPR element size: %d", Op->Header.ElementSize);
-  }
-}
-
-DEF_OP(Vector_FToZU) {
-  auto Op = IROp->C<IR::IROp_Vector_FToZU>();
-  switch (Op->Header.ElementSize) {
-    case 4:
-      fcvtzu(GetDst(Node).V4S(), GetSrc(Op->Header.Args[0].ID()).V4S());
-    break;
-    case 8:
-      fcvtzu(GetDst(Node).V2D(), GetSrc(Op->Header.Args[0].ID()).V2D());
-    break;
-    default: LOGMAN_MSG_A("Unknown castGPR element size: %d", Op->Header.ElementSize);
+    default: LOGMAN_MSG_A_FMT("Unknown Vector_SToF element size: {}", Op->Header.ElementSize);
   }
 }
 
@@ -147,22 +117,7 @@ DEF_OP(Vector_FToZS) {
     case 8:
       fcvtzs(GetDst(Node).V2D(), GetSrc(Op->Header.Args[0].ID()).V2D());
     break;
-    default: LOGMAN_MSG_A("Unknown castGPR element size: %d", Op->Header.ElementSize);
-  }
-}
-
-DEF_OP(Vector_FToU) {
-  auto Op = IROp->C<IR::IROp_Vector_FToU>();
-  switch (Op->Header.ElementSize) {
-    case 4:
-      frinti(GetDst(Node).V4S(), GetSrc(Op->Header.Args[0].ID()).V4S());
-      fcvtzu(GetDst(Node).V4S(), GetDst(Node).V4S());
-    break;
-    case 8:
-      frinti(GetDst(Node).V2D(), GetSrc(Op->Header.Args[0].ID()).V2D());
-      fcvtzu(GetDst(Node).V2D(), GetDst(Node).V2D());
-    break;
-    default: LOGMAN_MSG_A("Unknown castGPR element size: %d", Op->Header.ElementSize);
+    default: LOGMAN_MSG_A_FMT("Unknown Vector_FToZS element size: {}", Op->Header.ElementSize);
   }
 }
 
@@ -177,7 +132,7 @@ DEF_OP(Vector_FToS) {
       frinti(GetDst(Node).V2D(), GetSrc(Op->Header.Args[0].ID()).V2D());
       fcvtzs(GetDst(Node).V2D(), GetDst(Node).V2D());
     break;
-    default: LOGMAN_MSG_A("Unknown castGPR element size: %d", Op->Header.ElementSize);
+    default: LOGMAN_MSG_A_FMT("Unknown Vector_FToS element size: {}", Op->Header.ElementSize);
   }
 }
 
@@ -194,7 +149,63 @@ DEF_OP(Vector_FToF) {
       fcvtn(GetDst(Node).V2S(), GetSrc(Op->Header.Args[0].ID()).V2D());
       break;
     }
-    default: LOGMAN_MSG_A("Unknown Conversion Type : 0%04x", Conv); break;
+    default: LOGMAN_MSG_A_FMT("Unknown Vector_FToF Type : 0x{:04x}", Conv); break;
+  }
+}
+
+DEF_OP(Vector_FToI) {
+  auto Op = IROp->C<IR::IROp_Vector_FToI>();
+  switch (Op->Round) {
+    case FEXCore::IR::Round_Nearest.Val:
+      switch (Op->Header.ElementSize) {
+        case 4:
+          frintn(GetDst(Node).V4S(), GetSrc(Op->Header.Args[0].ID()).V4S());
+        break;
+        case 8:
+          frintn(GetDst(Node).V2D(), GetSrc(Op->Header.Args[0].ID()).V2D());
+        break;
+      }
+    break;
+    case FEXCore::IR::Round_Negative_Infinity.Val:
+      switch (Op->Header.ElementSize) {
+        case 4:
+          frintm(GetDst(Node).V4S(), GetSrc(Op->Header.Args[0].ID()).V4S());
+        break;
+        case 8:
+          frintm(GetDst(Node).V2D(), GetSrc(Op->Header.Args[0].ID()).V2D());
+        break;
+      }
+    break;
+    case FEXCore::IR::Round_Positive_Infinity.Val:
+      switch (Op->Header.ElementSize) {
+        case 4:
+          frintp(GetDst(Node).V4S(), GetSrc(Op->Header.Args[0].ID()).V4S());
+        break;
+        case 8:
+          frintp(GetDst(Node).V2D(), GetSrc(Op->Header.Args[0].ID()).V2D());
+        break;
+      }
+    break;
+    case FEXCore::IR::Round_Towards_Zero.Val:
+      switch (Op->Header.ElementSize) {
+        case 4:
+          frintz(GetDst(Node).V4S(), GetSrc(Op->Header.Args[0].ID()).V4S());
+        break;
+        case 8:
+          frintz(GetDst(Node).V2D(), GetSrc(Op->Header.Args[0].ID()).V2D());
+        break;
+      }
+    break;
+    case FEXCore::IR::Round_Host.Val:
+      switch (Op->Header.ElementSize) {
+        case 4:
+          frinti(GetDst(Node).V4S(), GetSrc(Op->Header.Args[0].ID()).V4S());
+        break;
+        case 8:
+          frinti(GetDst(Node).V2D(), GetSrc(Op->Header.Args[0].ID()).V2D());
+        break;
+      }
+    break;
   }
 }
 
@@ -203,16 +214,13 @@ void Arm64JITCore::RegisterConversionHandlers() {
 #define REGISTER_OP(op, x) OpHandlers[FEXCore::IR::IROps::OP_##op] = &Arm64JITCore::Op_##x
   REGISTER_OP(VINSGPR,         VInsGPR);
   REGISTER_OP(VCASTFROMGPR,    VCastFromGPR);
-  REGISTER_OP(FLOAT_FROMGPR_U, Float_FromGPR_U);
   REGISTER_OP(FLOAT_FROMGPR_S, Float_FromGPR_S);
   REGISTER_OP(FLOAT_FTOF,      Float_FToF);
-  REGISTER_OP(VECTOR_UTOF,     Vector_UToF);
   REGISTER_OP(VECTOR_STOF,     Vector_SToF);
-  REGISTER_OP(VECTOR_FTOZU,    Vector_FToZU);
   REGISTER_OP(VECTOR_FTOZS,    Vector_FToZS);
-  REGISTER_OP(VECTOR_FTOU,     Vector_FToU);
   REGISTER_OP(VECTOR_FTOS,     Vector_FToS);
   REGISTER_OP(VECTOR_FTOF,     Vector_FToF);
+  REGISTER_OP(VECTOR_FTOI,     Vector_FToI);
 #undef REGISTER_OP
 }
 }

External/FEXCore/Source/Interface/Core/JIT/Arm64/JIT.cpp

@@ -11,6 +11,7 @@ $end_info$
 */
 
 #include "Interface/Context/Context.h"
+#include "Interface/Core/LookupCache.h"
 
 #include "Interface/Core/ArchHelpers/Arm64.h"
 #include "Interface/Core/ArchHelpers/MContext.h"
@@ -23,6 +24,7 @@ $end_info$
 #include <FEXCore/Core/X86Enums.h>
 #include <FEXCore/Core/UContext.h>
 #include <FEXCore/Utils/Allocator.h>
+#include <FEXCore/Utils/CompilerDefs.h>
 #include "Interface/Core/Interpreter/InterpreterOps.h"
 
 #include <sys/mman.h>
@@ -43,8 +45,9 @@ using namespace vixl::aarch64;
 void Arm64JITCore::Op_Unhandled(FEXCore::IR::IROp_Header *IROp, uint32_t Node) {
   FallbackInfo Info;
   if (!InterpreterOps::GetFallbackHandler(IROp, &Info)) {
-    auto Name = FEXCore::IR::GetName(IROp->Op);
-    LOGMAN_MSG_A("Unhandled IR Op: %s", std::string(Name).c_str());
+#if defined(ASSERTIONS_ENABLED) && ASSERTIONS_ENABLED
+    LOGMAN_MSG_A_FMT("Unhandled IR Op: {}", FEXCore::IR::GetName(IROp->Op));
+#endif
   } else {
     switch(Info.ABI) {
       case FABI_VOID_U16:{
@@ -291,8 +294,10 @@ void Arm64JITCore::Op_Unhandled(FEXCore::IR::IROp_Header *IROp, uint32_t Node) {
 
       case FABI_UNKNOWN:
       default:
-      auto Name = FEXCore::IR::GetName(IROp->Op);
-        LOGMAN_MSG_A("Unhandled IR Fallback abi: %s %d", std::string(Name).c_str(), Info.ABI);
+#if defined(ASSERTIONS_ENABLED) && ASSERTIONS_ENABLED
+        LOGMAN_MSG_A_FMT("Unhandled IR Fallback ABI: {} {}", FEXCore::IR::GetName(IROp->Op), Info.ABI);
+#endif
+      break;
     }
   }
 }
@@ -309,7 +314,7 @@ Arm64JITCore::CodeBuffer Arm64JITCore::AllocateNewCodeBuffer(size_t Size) {
                     PROT_READ | PROT_WRITE | PROT_EXEC,
                     MAP_PRIVATE | MAP_ANONYMOUS,
                     -1, 0));
-  LOGMAN_THROW_A(!!Buffer.Ptr, "Couldn't allocate code buffer");
+  LOGMAN_THROW_A_FMT(!!Buffer.Ptr, "Couldn't allocate code buffer");
   Dispatcher->RegisterCodeBuffer(Buffer.Ptr, Buffer.Size);
   return Buffer;
 }
@@ -339,26 +344,52 @@ bool Arm64JITCore::HandleSIGBUS(int Signal, void *info, void *ucontext) {
     0b1011'0000'0000; // Inner shareable all
   if ((Instr & 0x3F'FF'FC'00) == 0x08'DF'FC'00 || // LDAR*
       (Instr & 0x3F'FF'FC'00) == 0x38'BF'C0'00) { // LDAPR*
-    uint32_t LDR = 0b0011'1000'0111'1111'0110'1000'0000'0000;
-    LDR |= Size << 30;
-    LDR |= AddrReg << 5;
-    LDR |= DataReg;
-    PC[-1] = DMB;
-    PC[0] = LDR;
-    PC[1] = DMB;
-    // Back up one instruction and have another go
-    ArchHelpers::Context::SetPc(ucontext, ArchHelpers::Context::GetPc(ucontext) - 4);
+    if (ParanoidTSO()) {
+      if (FEXCore::ArchHelpers::Arm64::HandleAtomicLoad(ucontext, info, Instr)) {
+        // Skip this instruction now
+        ArchHelpers::Context::SetPc(ucontext, ArchHelpers::Context::GetPc(ucontext) + 4);
+        return true;
+      }
+      else {
+        LogMan::Msg::EFmt("Unhandled JIT SIGBUS LDAR*: PC: {} Instruction: 0x{:08x}\n", fmt::ptr(PC), PC[0]);
+        return false;
+      }
+    }
+    else {
+      uint32_t LDR = 0b0011'1000'0111'1111'0110'1000'0000'0000;
+      LDR |= Size << 30;
+      LDR |= AddrReg << 5;
+      LDR |= DataReg;
+      PC[-1] = DMB;
+      PC[0] = LDR;
+      PC[1] = DMB;
+      // Back up one instruction and have another go
+      ArchHelpers::Context::SetPc(ucontext, ArchHelpers::Context::GetPc(ucontext) - 4);
+    }
   }
   else if ( (Instr & 0x3F'FF'FC'00) == 0x08'9F'FC'00) { // STLR*
-    uint32_t STR = 0b0011'1000'0011'1111'0110'1000'0000'0000;
-    STR |= Size << 30;
-    STR |= AddrReg << 5;
-    STR |= DataReg;
-    PC[-1] = DMB;
-    PC[0] = STR;
-    PC[1] = DMB;
-    // Back up one instruction and have another go
-    ArchHelpers::Context::SetPc(ucontext, ArchHelpers::Context::GetPc(ucontext) - 4);
+    if (ParanoidTSO()) {
+      if (FEXCore::ArchHelpers::Arm64::HandleAtomicStore(ucontext, info, Instr)) {
+        // Skip this instruction now
+        ArchHelpers::Context::SetPc(ucontext, ArchHelpers::Context::GetPc(ucontext) + 4);
+        return true;
+      }
+      else {
+        LogMan::Msg::EFmt("Unhandled JIT SIGBUS STLR*: PC: {} Instruction: 0x{:08x}\n", fmt::ptr(PC), PC[0]);
+        return false;
+      }
+    }
+    else {
+      uint32_t STR = 0b0011'1000'0011'1111'0110'1000'0000'0000;
+      STR |= Size << 30;
+      STR |= AddrReg << 5;
+      STR |= DataReg;
+      PC[-1] = DMB;
+      PC[0] = STR;
+      PC[1] = DMB;
+      // Back up one instruction and have another go
+      ArchHelpers::Context::SetPc(ucontext, ArchHelpers::Context::GetPc(ucontext) - 4);
+    }
   }
   else if ((Instr & FEXCore::ArchHelpers::Arm64::LDAXP_MASK) == FEXCore::ArchHelpers::Arm64::LDAXP_INST) { // LDAXP
     uint32_t DataReg2 = (Instr >> 10) & 0x1F;
@@ -395,7 +426,7 @@ bool Arm64JITCore::HandleSIGBUS(int Signal, void *info, void *ucontext) {
       return true;
     }
     else {
-      LogMan::Msg::E("Unhandled JIT SIGBUS CASPAL: PC: %p Instruction: 0x%08x\n", PC, PC[0]);
+      LogMan::Msg::EFmt("Unhandled JIT SIGBUS CASPAL: PC: {} Instruction: 0x{:08x}\n", fmt::ptr(PC), PC[0]);
       return false;
     }
   }
@@ -406,7 +437,7 @@ bool Arm64JITCore::HandleSIGBUS(int Signal, void *info, void *ucontext) {
       return true;
     }
     else {
-      LogMan::Msg::E("Unhandled JIT SIGBUS CASAL: PC: %p Instruction: 0x%08x\n", PC, PC[0]);
+      LogMan::Msg::EFmt("Unhandled JIT SIGBUS CASAL: PC: {} Instruction: 0x{:08x}\n", fmt::ptr(PC), PC[0]);
       return false;
     }
   }
@@ -418,12 +449,24 @@ bool Arm64JITCore::HandleSIGBUS(int Signal, void *info, void *ucontext) {
     }
     else {
       uint8_t Op = (PC[0] >> 12) & 0xF;
-      LogMan::Msg::E("Unhandled JIT SIGBUS Atomic mem op 0x%02x: PC: %p Instruction: 0x%08x\n", Op, PC, PC[0]);
+      LogMan::Msg::EFmt("Unhandled JIT SIGBUS Atomic mem op 0x{:02x}: PC: {} Instruction: 0x{:08x}\n", Op, fmt::ptr(PC), PC[0]);
+      return false;
+    }
+  }
+  else if ((Instr & FEXCore::ArchHelpers::Arm64::LDAXR_MASK) == FEXCore::ArchHelpers::Arm64::LDAXR_INST) { // LDAXR*
+    uint64_t BytesToSkip = FEXCore::ArchHelpers::Arm64::HandleAtomicLoadstoreExclusive(ucontext, info);
+    if (BytesToSkip) {
+      // Skip this instruction now
+      ArchHelpers::Context::SetPc(ucontext, ArchHelpers::Context::GetPc(ucontext) + BytesToSkip);
+      return true;
+    }
+    else {
+      LogMan::Msg::EFmt("Unhandled JIT SIGBUS LDAXR: PC: {} Instruction: 0x{:08x}\n", fmt::ptr(PC), PC[0]);
       return false;
     }
   }
   else {
-    LogMan::Msg::E("Unhandled JIT SIGBUS: PC: %p Instruction: 0x%08x\n", PC, PC[0]);
+    LogMan::Msg::EFmt("Unhandled JIT SIGBUS: PC: {} Instruction: 0x{:08x}\n", fmt::ptr(PC), PC[0]);
     return false;
   }
 
@@ -501,17 +544,17 @@ Arm64JITCore::Arm64JITCore(FEXCore::Context::Context *ctx, FEXCore::Core::Intern
     CTX->SignalDelegation->RegisterHostSignalHandler(SIGILL, [](FEXCore::Core::InternalThreadState *Thread, int Signal, void *info, void *ucontext) -> bool {
       Arm64JITCore *Core = reinterpret_cast<Arm64JITCore*>(Thread->CPUBackend.get());
       return Core->Dispatcher->HandleSIGILL(Signal, info, ucontext);
-    });
+    }, true);
 
     CTX->SignalDelegation->RegisterHostSignalHandler(SIGBUS, [](FEXCore::Core::InternalThreadState *Thread, int Signal, void *info, void *ucontext) -> bool {
       Arm64JITCore *Core = reinterpret_cast<Arm64JITCore*>(Thread->CPUBackend.get());
       return Core->HandleSIGBUS(Signal, info, ucontext);
-    });
+    }, true);
 
     CTX->SignalDelegation->RegisterHostSignalHandler(SignalDelegator::SIGNAL_FOR_PAUSE, [](FEXCore::Core::InternalThreadState *Thread, int Signal, void *info, void *ucontext) -> bool {
       Arm64JITCore *Core = reinterpret_cast<Arm64JITCore*>(Thread->CPUBackend.get());
       return Core->Dispatcher->HandleSignalPause(Signal, info, ucontext);
-    });
+    }, true);
 
     auto GuestSignalHandler = [](FEXCore::Core::InternalThreadState *Thread, int Signal, void *info, void *ucontext, GuestSigAction *GuestAction, stack_t *GuestStack) -> bool {
       Arm64JITCore *Core = reinterpret_cast<Arm64JITCore*>(Thread->CPUBackend.get());
@@ -575,16 +618,16 @@ Arm64JITCore::~Arm64JITCore() {
   FreeCodeBuffer(InitialCodeBuffer);
 }
 
-IR::PhysicalRegister Arm64JITCore::GetPhys(uint32_t Node) {
+IR::PhysicalRegister Arm64JITCore::GetPhys(uint32_t Node) const {
   auto PhyReg = RAData->GetNodeRegister(Node);
 
-  LOGMAN_THROW_A(!PhyReg.IsInvalid(), "Couldn't Allocate register for node: ssa%d. Class: %d", Node, PhyReg.Class);
+  LOGMAN_THROW_A_FMT(!PhyReg.IsInvalid(), "Couldn't Allocate register for node: ssa{}. Class: {}", Node, PhyReg.Class);
 
   return PhyReg;
 }
 
 template<>
-aarch64::Register Arm64JITCore::GetReg<Arm64JITCore::RA_32>(uint32_t Node) {
+aarch64::Register Arm64JITCore::GetReg<Arm64JITCore::RA_32>(uint32_t Node) const {
   auto Reg = GetPhys(Node);
 
   if (Reg.Class == IR::GPRFixedClass.Val) {
@@ -592,13 +635,14 @@ aarch64::Register Arm64JITCore::GetReg<Arm64JITCore::RA_32>(uint32_t Node) {
   } else if (Reg.Class == IR::GPRClass.Val) {
     return RA64[Reg.Reg].W();
   } else {
-    LOGMAN_THROW_A(false, "Unexpected Class: %d", Reg.Class);
+    LOGMAN_THROW_A_FMT(false, "Unexpected Class: {}", Reg.Class);
   }
-  __builtin_unreachable();
+
+  FEX_UNREACHABLE;
 }
 
 template<>
-aarch64::Register Arm64JITCore::GetReg<Arm64JITCore::RA_64>(uint32_t Node) {
+aarch64::Register Arm64JITCore::GetReg<Arm64JITCore::RA_64>(uint32_t Node) const {
   auto Reg = GetPhys(Node);
 
   if (Reg.Class == IR::GPRFixedClass.Val) {
@@ -606,24 +650,25 @@ aarch64::Register Arm64JITCore::GetReg<Arm64JITCore::RA_64>(uint32_t Node) {
   } else if (Reg.Class == IR::GPRClass.Val) {
     return RA64[Reg.Reg];
   } else {
-    LOGMAN_THROW_A(false, "Unexpected Class: %d", Reg.Class);
+    LOGMAN_THROW_A_FMT(false, "Unexpected Class: {}", Reg.Class);
   }
-  __builtin_unreachable();
+
+  FEX_UNREACHABLE;
 }
 
 template<>
-std::pair<aarch64::Register, aarch64::Register> Arm64JITCore::GetSrcPair<Arm64JITCore::RA_32>(uint32_t Node) {
+std::pair<aarch64::Register, aarch64::Register> Arm64JITCore::GetSrcPair<Arm64JITCore::RA_32>(uint32_t Node) const {
   uint32_t Reg = GetPhys(Node).Reg;
   return RA32Pair[Reg];
 }
 
 template<>
-std::pair<aarch64::Register, aarch64::Register> Arm64JITCore::GetSrcPair<Arm64JITCore::RA_64>(uint32_t Node) {
+std::pair<aarch64::Register, aarch64::Register> Arm64JITCore::GetSrcPair<Arm64JITCore::RA_64>(uint32_t Node) const {
   uint32_t Reg = GetPhys(Node).Reg;
   return RA64Pair[Reg];
 }
 
-aarch64::VRegister Arm64JITCore::GetSrc(uint32_t Node) {
+aarch64::VRegister Arm64JITCore::GetSrc(uint32_t Node) const {
   auto Reg = GetPhys(Node);
 
   if (Reg.Class == IR::FPRFixedClass.Val) {
@@ -631,12 +676,13 @@ aarch64::VRegister Arm64JITCore::GetSrc(uint32_t Node) {
   } else if (Reg.Class == IR::FPRClass.Val) {
     return RAFPR[Reg.Reg];
   } else {
-    LOGMAN_THROW_A(false, "Unexpected Class: %d", Reg.Class);
+    LOGMAN_THROW_A_FMT(false, "Unexpected Class: {}", Reg.Class);
   }
-  __builtin_unreachable();
+
+  FEX_UNREACHABLE;
 }
 
-aarch64::VRegister Arm64JITCore::GetDst(uint32_t Node) {
+aarch64::VRegister Arm64JITCore::GetDst(uint32_t Node) const {
   auto Reg = GetPhys(Node);
 
   if (Reg.Class == IR::FPRFixedClass.Val) {
@@ -644,12 +690,13 @@ aarch64::VRegister Arm64JITCore::GetDst(uint32_t Node) {
   } else if (Reg.Class == IR::FPRClass.Val) {
     return RAFPR[Reg.Reg];
   } else {
-    LOGMAN_THROW_A(false, "Unexpected Class: %d", Reg.Class);
+    LOGMAN_THROW_A_FMT(false, "Unexpected Class: {}", Reg.Class);
   }
-  __builtin_unreachable();
+
+  FEX_UNREACHABLE;
 }
 
-bool Arm64JITCore::IsInlineConstant(const IR::OrderedNodeWrapper& WNode, uint64_t* Value) {
+bool Arm64JITCore::IsInlineConstant(const IR::OrderedNodeWrapper& WNode, uint64_t* Value) const {
   auto OpHeader = IR->GetOp<IR::IROp_Header>(WNode);
 
   if (OpHeader->Op == IR::IROps::OP_INLINECONSTANT) {
@@ -663,7 +710,7 @@ bool Arm64JITCore::IsInlineConstant(const IR::OrderedNodeWrapper& WNode, uint64_
   }
 }
 
-bool Arm64JITCore::IsInlineEntrypointOffset(const IR::OrderedNodeWrapper& WNode, uint64_t* Value) {
+bool Arm64JITCore::IsInlineEntrypointOffset(const IR::OrderedNodeWrapper& WNode, uint64_t* Value) const {
   auto OpHeader = IR->GetOp<IR::IROp_Header>(WNode);
 
   if (OpHeader->Op == IR::IROps::OP_INLINEENTRYPOINTOFFSET) {
@@ -677,18 +724,18 @@ bool Arm64JITCore::IsInlineEntrypointOffset(const IR::OrderedNodeWrapper& WNode,
   }
 }
 
-FEXCore::IR::RegisterClassType Arm64JITCore::GetRegClass(uint32_t Node) {
+FEXCore::IR::RegisterClassType Arm64JITCore::GetRegClass(uint32_t Node) const {
   return FEXCore::IR::RegisterClassType {GetPhys(Node).Class};
 }
 
 
-bool Arm64JITCore::IsFPR(uint32_t Node) {
+bool Arm64JITCore::IsFPR(uint32_t Node) const {
   auto Class = GetRegClass(Node);
 
   return Class == IR::FPRClass || Class == IR::FPRFixedClass;
 }
 
-bool Arm64JITCore::IsGPR(uint32_t Node) {
+bool Arm64JITCore::IsGPR(uint32_t Node) const {
   auto Class = GetRegClass(Node);
 
   return Class == IR::GPRClass || Class == IR::GPRFixedClass;
@@ -702,8 +749,6 @@ void *Arm64JITCore::CompileCode(uint64_t Entry, [[maybe_unused]] FEXCore::IR::IR
   this->Entry = Entry;
   this->RAData = RAData;
 
-  auto HeaderOp = IR->GetHeader();
-
   #ifndef NDEBUG
   LoadConstant(x0, Entry);
   #endif
@@ -781,8 +826,10 @@ void *Arm64JITCore::CompileCode(uint64_t Entry, [[maybe_unused]] FEXCore::IR::IR
 
   for (auto [BlockNode, BlockHeader] : IR->GetBlocks()) {
     using namespace FEXCore::IR;
+#if defined(ASSERTIONS_ENABLED) && ASSERTIONS_ENABLED
     auto BlockIROp = BlockHeader->CW<FEXCore::IR::IROp_CodeBlock>();
-    LOGMAN_THROW_A(BlockIROp->Header.Op == IR::OP_CODEBLOCK, "IR type failed to be a code block");
+    LOGMAN_THROW_A_FMT(BlockIROp->Header.Op == IR::OP_CODEBLOCK, "IR type failed to be a code block");
+#endif
 
     {
       uint32_t Node = IR->GetID(BlockNode);
@@ -846,7 +893,7 @@ uint64_t Arm64JITCore::ExitFunctionLink(Arm64JITCore *core, FEXCore::Core::CpuSt
   auto HostCode = Thread->LookupCache->FindBlock(GuestRip);
 
   if (!HostCode) {
-    //printf("ExitFunctionLink: Aborting, %lX not in cache\n", GuestRip);
+    //fmt::print("ExitFunctionLink: Aborting, {:X} not in cache\n", GuestRip);
     Frame->State.rip = GuestRip;
     return core->ThreadSharedData.Dispatcher->AbsoluteLoopTopAddress;
   }
@@ -888,7 +935,7 @@ uint64_t Arm64JITCore::ExitFunctionLink(Arm64JITCore *core, FEXCore::Core::CpuSt
   return HostCode;
 }
 
-FEXCore::CPU::CPUBackend *CreateArm64JITCore(FEXCore::Context::Context *ctx, FEXCore::Core::InternalThreadState *Thread, bool CompileThread) {
-  return new Arm64JITCore(ctx, Thread, CompileThread);
+std::unique_ptr<CPUBackend> CreateArm64JITCore(FEXCore::Context::Context *ctx, FEXCore::Core::InternalThreadState *Thread, bool CompileThread) {
+  return std::make_unique<Arm64JITCore>(ctx, Thread, CompileThread);
 }
 }

External/FEXCore/Source/Interface/Core/JIT/Arm64/JITClass.h

@@ -6,7 +6,6 @@ $end_info$
 
 #pragma once
 
-#include "Interface/Core/LookupCache.h"
 #include "Interface/Core/ArchHelpers/Arm64Emitter.h"
 #include "Interface/Core/Dispatcher/Dispatcher.h"
 
@@ -96,35 +95,35 @@ private:
   constexpr static uint8_t RA_FPR = 2;
 
   template<uint8_t RAType>
-  aarch64::Register GetReg(uint32_t Node);
+  aarch64::Register GetReg(uint32_t Node) const;
 
   template<>
-  aarch64::Register GetReg<RA_32>(uint32_t Node);
+  aarch64::Register GetReg<RA_32>(uint32_t Node) const;
   template<>
-  aarch64::Register GetReg<RA_64>(uint32_t Node);
+  aarch64::Register GetReg<RA_64>(uint32_t Node) const;
 
   template<uint8_t RAType>
-  std::pair<aarch64::Register, aarch64::Register> GetSrcPair(uint32_t Node);
+  std::pair<aarch64::Register, aarch64::Register> GetSrcPair(uint32_t Node) const;
 
   template<>
-  std::pair<aarch64::Register, aarch64::Register> GetSrcPair<RA_32>(uint32_t Node);
+  std::pair<aarch64::Register, aarch64::Register> GetSrcPair<RA_32>(uint32_t Node) const;
   template<>
-  std::pair<aarch64::Register, aarch64::Register> GetSrcPair<RA_64>(uint32_t Node);
+  std::pair<aarch64::Register, aarch64::Register> GetSrcPair<RA_64>(uint32_t Node) const;
 
-  aarch64::VRegister GetSrc(uint32_t Node);
-  aarch64::VRegister GetDst(uint32_t Node);
+  aarch64::VRegister GetSrc(uint32_t Node) const;
+  aarch64::VRegister GetDst(uint32_t Node) const;
 
-  FEXCore::IR::RegisterClassType GetRegClass(uint32_t Node);
+  FEXCore::IR::RegisterClassType GetRegClass(uint32_t Node) const;
 
-  IR::PhysicalRegister GetPhys(uint32_t Node);
+  IR::PhysicalRegister GetPhys(uint32_t Node) const;
 
-  bool IsFPR(uint32_t Node);
-  bool IsGPR(uint32_t Node);
+  bool IsFPR(uint32_t Node) const;
+  bool IsGPR(uint32_t Node) const;
 
   MemOperand GenerateMemOperand(uint8_t AccessSize, aarch64::Register Base, IR::OrderedNodeWrapper Offset, IR::MemOffsetType OffsetType, uint8_t OffsetScale);
 
-  bool IsInlineConstant(const IR::OrderedNodeWrapper& Node, uint64_t* Value = nullptr);
-  bool IsInlineEntrypointOffset(const IR::OrderedNodeWrapper& WNode, uint64_t* Value);
+  bool IsInlineConstant(const IR::OrderedNodeWrapper& Node, uint64_t* Value = nullptr) const;
+  bool IsInlineEntrypointOffset(const IR::OrderedNodeWrapper& WNode, uint64_t* Value) const;
 
   struct LiveRange {
     uint32_t Begin;
@@ -240,7 +239,6 @@ private:
   DEF_OP(VExtractToGPR);
   DEF_OP(Float_ToGPR_ZU);
   DEF_OP(Float_ToGPR_ZS);
-  DEF_OP(Float_ToGPR_U);
   DEF_OP(Float_ToGPR_S);
   DEF_OP(FCmp);
 
@@ -258,6 +256,7 @@ private:
   DEF_OP(AtomicFetchAnd);
   DEF_OP(AtomicFetchOr);
   DEF_OP(AtomicFetchXor);
+  DEF_OP(AtomicFetchNeg);
 
   ///< Branch ops
   DEF_OP(GuestCallDirect);
@@ -277,16 +276,13 @@ private:
   ///< Conversion ops
   DEF_OP(VInsGPR);
   DEF_OP(VCastFromGPR);
-  DEF_OP(Float_FromGPR_U);
   DEF_OP(Float_FromGPR_S);
   DEF_OP(Float_FToF);
-  DEF_OP(Vector_UToF);
   DEF_OP(Vector_SToF);
-  DEF_OP(Vector_FToZU);
   DEF_OP(Vector_FToZS);
-  DEF_OP(Vector_FToU);
   DEF_OP(Vector_FToS);
   DEF_OP(Vector_FToF);
+  DEF_OP(Vector_FToI);
 
   ///< Flag ops
   DEF_OP(GetHostFlag);
@@ -336,6 +332,7 @@ private:
   DEF_OP(SplatVector4);
   DEF_OP(VMov);
   DEF_OP(VAnd);
+  DEF_OP(VBic);
   DEF_OP(VOr);
   DEF_OP(VXor);
   DEF_OP(VAdd);
@@ -346,8 +343,10 @@ private:
   DEF_OP(VSQSub);
   DEF_OP(VAddP);
   DEF_OP(VAddV);
+  DEF_OP(VUMinV);
   DEF_OP(VURAvg);
   DEF_OP(VAbs);
+  DEF_OP(VPopcount);
   DEF_OP(VFAdd);
   DEF_OP(VFAddP);
   DEF_OP(VFSub);
@@ -367,6 +366,8 @@ private:
   DEF_OP(VSMax);
   DEF_OP(VZip);
   DEF_OP(VZip2);
+  DEF_OP(VUnZip);
+  DEF_OP(VUnZip2);
   DEF_OP(VBSL);
   DEF_OP(VCMPEQ);
   DEF_OP(VCMPEQZ);
@@ -389,6 +390,7 @@ private:
   DEF_OP(VInsElement);
   DEF_OP(VInsScalarElement);
   DEF_OP(VExtractElement);
+  DEF_OP(VDupElement);
   DEF_OP(VExtr);
   DEF_OP(VSLI);
   DEF_OP(VSRI);
@@ -411,6 +413,7 @@ private:
   DEF_OP(VSMull);
   DEF_OP(VUMull2);
   DEF_OP(VSMull2);
+  DEF_OP(VUABDL);
   DEF_OP(VTBL1);
 
   ///< Encryption ops

External/FEXCore/Source/Interface/Core/JIT/Arm64/MemoryOps.cpp

@@ -5,6 +5,7 @@ $end_info$
 */
 
 #include "Interface/Core/JIT/Arm64/JITClass.h"
+#include <FEXCore/Utils/CompilerDefs.h>
 
 namespace FEXCore::CPU {
 
@@ -29,7 +30,7 @@ DEF_OP(LoadContext) {
     case 8:
       ldr(GetReg<RA_64>(Node), MemOperand(STATE, Op->Offset));
     break;
-    default:  LOGMAN_MSG_A("Unhandled LoadContext size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled LoadContext size: {}", OpSize);
     }
   }
   else {
@@ -50,7 +51,7 @@ DEF_OP(LoadContext) {
     case 16:
       ldr(Dst, MemOperand(STATE, Op->Offset));
     break;
-    default:  LOGMAN_MSG_A("Unhandled LoadContext size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled LoadContext size: {}", OpSize);
     }
   }
 }
@@ -72,7 +73,7 @@ DEF_OP(StoreContext) {
     case 8:
       str(GetReg<RA_64>(Op->Header.Args[0].ID()), MemOperand(STATE, Op->Offset));
     break;
-    default:  LOGMAN_MSG_A("Unhandled StoreContext size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled StoreContext size: {}", OpSize);
     }
   }
   else {
@@ -93,7 +94,7 @@ DEF_OP(StoreContext) {
     case 16:
       str(Src, MemOperand(STATE, Op->Offset));
     break;
-    default:  LOGMAN_MSG_A("Unhandled LoadContext size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled StoreContext size: {}", OpSize);
     }
   }
 }
@@ -106,29 +107,29 @@ DEF_OP(LoadRegister) {
     auto regId = (Op->Offset - offsetof(FEXCore::Core::CpuStateFrame, State.gregs[0])) / 8;
     auto regOffs = Op->Offset & 7;
 
-    LOGMAN_THROW_A(regId < SRA64.size(), "out of range regId");
+    LOGMAN_THROW_A_FMT(regId < SRA64.size(), "out of range regId");
 
     auto reg = SRA64[regId];
 
     switch(Op->Header.Size) {
       case 1:
-        LOGMAN_THROW_A(regOffs == 0 || regOffs == 1, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT(regOffs == 0 || regOffs == 1, "unexpected regOffs");
         ubfx(GetReg<RA_64>(Node), reg, regOffs * 8, 8);
         break;
 
       case 2:
-        LOGMAN_THROW_A(regOffs == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT(regOffs == 0, "unexpected regOffs");
         ubfx(GetReg<RA_64>(Node), reg, 0, 16);
         break;
 
       case 4:
-        LOGMAN_THROW_A(regOffs == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT(regOffs == 0, "unexpected regOffs");
         if (GetReg<RA_64>(Node).GetCode() != reg.GetCode())
           mov(GetReg<RA_32>(Node), reg.W());
         break;
 
       case 8:
-        LOGMAN_THROW_A(regOffs == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT(regOffs == 0, "unexpected regOffs");
         if (GetReg<RA_64>(Node).GetCode() != reg.GetCode())
           mov(GetReg<RA_64>(Node), reg);
         break;
@@ -137,24 +138,24 @@ DEF_OP(LoadRegister) {
     auto regId = (Op->Offset - offsetof(FEXCore::Core::CpuStateFrame, State.xmm[0][0])) / 16;
     auto regOffs = Op->Offset & 15;
 
-    LOGMAN_THROW_A(regId < SRAFPR.size(), "out of range regId");
+    LOGMAN_THROW_A_FMT(regId < SRAFPR.size(), "out of range regId");
 
     auto guest = SRAFPR[regId];
     auto host = GetSrc(Node);
 
     switch(Op->Header.Size) {
       case 1:
-        LOGMAN_THROW_A(regOffs == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT(regOffs == 0, "unexpected regOffs");
         mov(host.B(), guest.B());
         break;
 
       case 2:
-        LOGMAN_THROW_A(regOffs == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT(regOffs == 0, "unexpected regOffs");
         fmov(host.H(), guest.H());
         break;
 
       case 4:
-        LOGMAN_THROW_A((regOffs & 3) == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT((regOffs & 3) == 0, "unexpected regOffs");
         if (regOffs == 0) {
           if (host.GetCode() != guest.GetCode())
             fmov(host.S(), guest.S());
@@ -164,7 +165,7 @@ DEF_OP(LoadRegister) {
         break;
 
       case 8:
-        LOGMAN_THROW_A((regOffs & 7) == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT((regOffs & 7) == 0, "unexpected regOffs");
         if (regOffs == 0) {
           if (host.GetCode() != guest.GetCode())
             mov(host.D(), guest.D());
@@ -174,13 +175,13 @@ DEF_OP(LoadRegister) {
         break;
 
       case 16:
-        LOGMAN_THROW_A(regOffs == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT(regOffs == 0, "unexpected regOffs");
         if (host.GetCode() != guest.GetCode())
           mov(host.Q(), guest.Q());
         break;
     }
   } else {
-    LOGMAN_THROW_A(false, "Unhandled Op->Class %d", Op->Class);
+    LOGMAN_THROW_A_FMT(false, "Unhandled Op->Class {}", Op->Class);
   }
 }
 
@@ -191,28 +192,28 @@ DEF_OP(StoreRegister) {
     auto regId = Op->Offset / 8 - 1;
     auto regOffs = Op->Offset & 7;
 
-    LOGMAN_THROW_A(regId < SRA64.size(), "out of range regId");
+    LOGMAN_THROW_A_FMT(regId < SRA64.size(), "out of range regId");
 
     auto reg = SRA64[regId];
 
     switch(Op->Header.Size) {
       case 1:
-        LOGMAN_THROW_A(regOffs == 0 || regOffs == 1, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT(regOffs == 0 || regOffs == 1, "unexpected regOffs");
         bfi(reg, GetReg<RA_64>(Op->Value.ID()), regOffs * 8, 8);
         break;
 
       case 2:
-        LOGMAN_THROW_A(regOffs == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT(regOffs == 0, "unexpected regOffs");
         bfi(reg, GetReg<RA_64>(Op->Value.ID()), 0, 16);
         break;
 
       case 4:
-        LOGMAN_THROW_A(regOffs == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT(regOffs == 0, "unexpected regOffs");
         bfi(reg, GetReg<RA_64>(Op->Value.ID()), 0, 32);
         break;
 
       case 8:
-        LOGMAN_THROW_A(regOffs == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT(regOffs == 0, "unexpected regOffs");
         if (GetReg<RA_64>(Op->Value.ID()).GetCode() != reg.GetCode())
           mov(reg, GetReg<RA_64>(Op->Value.ID()));
         break;
@@ -221,7 +222,7 @@ DEF_OP(StoreRegister) {
     auto regId = (Op->Offset - offsetof(FEXCore::Core::CpuStateFrame, State.xmm[0][0])) / 16;
     auto regOffs = Op->Offset & 15;
 
-    LOGMAN_THROW_A(regId < SRAFPR.size(), "regId out of range");
+    LOGMAN_THROW_A_FMT(regId < SRAFPR.size(), "regId out of range");
 
     auto guest = SRAFPR[regId];
     auto host = GetSrc(Op->Value.ID());
@@ -232,28 +233,28 @@ DEF_OP(StoreRegister) {
         break;
 
       case 2:
-        LOGMAN_THROW_A((regOffs & 1) == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT((regOffs & 1) == 0, "unexpected regOffs");
         ins(guest.V8H(), regOffs/2, host.V8H(), 0);
         break;
 
       case 4:
-        LOGMAN_THROW_A((regOffs & 3) == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT((regOffs & 3) == 0, "unexpected regOffs");
         ins(guest.V4S(), regOffs/4, host.V4S(), 0);
         break;
 
       case 8:
-        LOGMAN_THROW_A((regOffs & 7) == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT((regOffs & 7) == 0, "unexpected regOffs");
         ins(guest.V2D(), regOffs / 8, host.V2D(), 0);
         break;
 
       case 16:
-        LOGMAN_THROW_A(regOffs == 0, "unexpected regOffs");
+        LOGMAN_THROW_A_FMT(regOffs == 0, "unexpected regOffs");
         if (guest.GetCode() != host.GetCode())
           mov(guest.Q(), host.Q());
         break;
     }
   } else {
-    LOGMAN_THROW_A(false, "Unhandled Op->Class %d", Op->Class);
+    LOGMAN_THROW_A_FMT(false, "Unhandled Op->Class {}", Op->Class);
   }
 }
 
@@ -287,15 +288,17 @@ DEF_OP(LoadContextIndexed) {
         ldr(GetReg<RA_64>(Node), MemOperand(TMP1, Op->BaseOffset));
         break;
       default:
-        LOGMAN_MSG_A("Unhandled LoadContextIndexed size: %d", Op->Size);
+        LOGMAN_MSG_A_FMT("Unhandled LoadContextIndexed size: {}", Op->Size);
+        break;
       }
       break;
     }
     case 16:
-      LOGMAN_MSG_A("Invalid Class load of size 16");
+      LOGMAN_MSG_A_FMT("Invalid Class load of size 16");
       break;
     default:
-      LOGMAN_MSG_A("Unhandled LoadContextIndexed stride: %d", Op->Stride);
+      LOGMAN_MSG_A_FMT("Unhandled LoadContextIndexed stride: {}", Op->Stride);
+      break;
     }
   }
   else {
@@ -332,12 +335,14 @@ DEF_OP(LoadContextIndexed) {
         }
         break;
       default:
-        LOGMAN_MSG_A("Unhandled LoadContextIndexed size: %d", Op->Size);
+        LOGMAN_MSG_A_FMT("Unhandled LoadContextIndexed size: {}", Op->Size);
+        break;
       }
       break;
     }
     default:
-      LOGMAN_MSG_A("Unhandled LoadContextIndexed stride: %d", Op->Stride);
+      LOGMAN_MSG_A_FMT("Unhandled LoadContextIndexed stride: {}", Op->Stride);
+      break;
     }
   }
 }
@@ -373,15 +378,17 @@ DEF_OP(StoreContextIndexed) {
         str(value, MemOperand(TMP1, Op->BaseOffset));
         break;
       default:
-        LOGMAN_MSG_A("Unhandled LoadContextIndexed size: %d", Op->Size);
+        LOGMAN_MSG_A_FMT("Unhandled StoreContextIndexed size: {}", Op->Size);
+        break;
       }
       break;
     }
     case 16:
-      LOGMAN_MSG_A("Invalid Class load of size 16");
+      LOGMAN_MSG_A_FMT("Invalid Class store of size 16");
       break;
     default:
-      LOGMAN_MSG_A("Unhandled LoadContextIndexed stride: %d", Op->Stride);
+      LOGMAN_MSG_A_FMT("Unhandled StoreContextIndexed stride: {}", Op->Stride);
+      break;
     }
   }
   else {
@@ -420,12 +427,14 @@ DEF_OP(StoreContextIndexed) {
         }
         break;
       default:
-        LOGMAN_MSG_A("Unhandled LoadContextIndexed size: %d", Op->Size);
+        LOGMAN_MSG_A_FMT("Unhandled StoreContextIndexed size: {}", Op->Size);
+        break;
       }
       break;
     }
     default:
-      LOGMAN_MSG_A("Unhandled LoadContextIndexed stride: %d", Op->Stride);
+      LOGMAN_MSG_A_FMT("Unhandled StoreContextIndexed stride: {}", Op->Stride);
+      break;
     }
   }
 }
@@ -433,7 +442,7 @@ DEF_OP(StoreContextIndexed) {
 DEF_OP(SpillRegister) {
   auto Op = IROp->C<IR::IROp_SpillRegister>();
   uint8_t OpSize = IROp->Size;
-  uint32_t SlotOffset = Op->Slot * 16 + 16;
+  uint32_t SlotOffset = Op->Slot * 16;
 
   if (Op->Class == FEXCore::IR::GPRClass) {
     switch (OpSize) {
@@ -453,7 +462,7 @@ DEF_OP(SpillRegister) {
       str(GetReg<RA_64>(Op->Header.Args[0].ID()), MemOperand(sp, SlotOffset));
       break;
     }
-    default:  LOGMAN_MSG_A("Unhandled SpillRegister size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled SpillRegister size: {}", OpSize);
     }
   } else if (Op->Class == FEXCore::IR::FPRClass) {
     switch (OpSize) {
@@ -469,17 +478,17 @@ DEF_OP(SpillRegister) {
       str(GetSrc(Op->Header.Args[0].ID()), MemOperand(sp, SlotOffset));
       break;
     }
-    default:  LOGMAN_MSG_A("Unhandled SpillRegister size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled SpillRegister size: {}", OpSize);
     }
   } else {
-    LOGMAN_MSG_A("Unhandled SpillRegister class: %d", Op->Class.Val);
+    LOGMAN_MSG_A_FMT("Unhandled SpillRegister class: {}", Op->Class.Val);
   }
 }
 
 DEF_OP(FillRegister) {
   auto Op = IROp->C<IR::IROp_FillRegister>();
   uint8_t OpSize = IROp->Size;
-  uint32_t SlotOffset = Op->Slot * 16 + 16;
+  uint32_t SlotOffset = Op->Slot * 16;
 
   if (Op->Class == FEXCore::IR::GPRClass) {
     switch (OpSize) {
@@ -499,7 +508,7 @@ DEF_OP(FillRegister) {
       ldr(GetReg<RA_64>(Node), MemOperand(sp, SlotOffset));
       break;
     }
-    default:  LOGMAN_MSG_A("Unhandled SpillRegister size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled FillRegister size: {}", OpSize);
     }
   } else if (Op->Class == FEXCore::IR::FPRClass) {
     switch (OpSize) {
@@ -515,10 +524,10 @@ DEF_OP(FillRegister) {
       ldr(GetDst(Node), MemOperand(sp, SlotOffset));
       break;
     }
-    default:  LOGMAN_MSG_A("Unhandled SpillRegister size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled FillRegister size: {}", OpSize);
     }
   } else {
-    LOGMAN_MSG_A("Unhandled FillRegister class: %d", Op->Class.Val);
+    LOGMAN_MSG_A_FMT("Unhandled FillRegister class: {}", Op->Class.Val);
   }
 }
 
@@ -538,7 +547,7 @@ MemOperand Arm64JITCore::GenerateMemOperand(uint8_t AccessSize, aarch64::Registe
     return MemOperand(Base);
   } else {
     if (OffsetScale != 1 && OffsetScale != AccessSize) {
-        LOGMAN_MSG_A("Unhandled GenerateMemOperand OffsetScale: %d", OffsetScale);
+        LOGMAN_MSG_A_FMT("Unhandled GenerateMemOperand OffsetScale: {}", OffsetScale);
     }
     uint64_t Const;
     if (IsInlineConstant(Offset, &Const)) {
@@ -550,11 +559,12 @@ MemOperand Arm64JITCore::GenerateMemOperand(uint8_t AccessSize, aarch64::Registe
         case IR::MEM_OFFSET_UXTW.Val: return MemOperand(Base, RegOffset.W(), Extend::UXTW, (int)std::log2(OffsetScale) );
         case IR::MEM_OFFSET_SXTW.Val: return MemOperand(Base, RegOffset.W(), Extend::SXTW, (int)std::log2(OffsetScale) );
 
-        default: LOGMAN_MSG_A("Unhandled GenerateMemOperand OffsetType: %d", OffsetType.Val); break;
+        default: LOGMAN_MSG_A_FMT("Unhandled GenerateMemOperand OffsetType: {}", OffsetType.Val); break;
       }
     }
   }
-  __builtin_unreachable();
+
+  FEX_UNREACHABLE;
 }
 
 DEF_OP(LoadMem) {
@@ -578,7 +588,7 @@ DEF_OP(LoadMem) {
       case 8:
         ldr(Dst, MemSrc);
         break;
-      default:  LOGMAN_MSG_A("Unhandled LoadMem size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled LoadMem size: {}", Op->Size);
     }
   }
   else {
@@ -599,7 +609,7 @@ DEF_OP(LoadMem) {
       case 16:
         ldr(Dst, MemSrc);
         break;
-      default:  LOGMAN_MSG_A("Unhandled LoadMem size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled LoadMem size: {}", Op->Size);
     }
   }
 }
@@ -610,7 +620,7 @@ DEF_OP(LoadMemTSO) {
   auto MemSrc = MemOperand(GetReg<RA_64>(Op->Header.Args[0].ID()));
 
   if (!Op->Offset.IsInvalid()) {
-    LOGMAN_MSG_A("LoadMemTSO: No offset allowed");
+    LOGMAN_MSG_A_FMT("LoadMemTSO: No offset allowed");
   }
 
   if (SupportsRCPC && Op->Class == FEXCore::IR::GPRClass) {
@@ -633,7 +643,7 @@ DEF_OP(LoadMemTSO) {
         case 8:
           ldapr(Dst, MemSrc);
           break;
-        default:  LOGMAN_MSG_A("Unhandled LoadMem size: %d", Op->Size);
+        default:  LOGMAN_MSG_A_FMT("Unhandled LoadMemTSO size: {}", Op->Size);
       }
       nop();
     }
@@ -658,7 +668,7 @@ DEF_OP(LoadMemTSO) {
         case 8:
           ldar(Dst, MemSrc);
           break;
-        default:  LOGMAN_MSG_A("Unhandled LoadMem size: %d", Op->Size);
+        default:  LOGMAN_MSG_A_FMT("Unhandled LoadMemTSO size: {}", Op->Size);
       }
       nop();
     }
@@ -679,7 +689,7 @@ DEF_OP(LoadMemTSO) {
       case 16:
         ldr(Dst, MemSrc);
         break;
-      default:  LOGMAN_MSG_A("Unhandled LoadMem size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled LoadMemTSO size: {}", Op->Size);
     }
     dmb(InnerShareable, BarrierAll);
   }
@@ -706,7 +716,7 @@ DEF_OP(StoreMem) {
       case 8:
         str(GetReg<RA_64>(Op->Header.Args[1].ID()), MemSrc);
         break;
-      default:  LOGMAN_MSG_A("Unhandled StoreMem size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled StoreMem size: {}", Op->Size);
     }
   }
   else {
@@ -727,7 +737,7 @@ DEF_OP(StoreMem) {
       case 16:
         str(Src, MemSrc);
         break;
-      default:  LOGMAN_MSG_A("Unhandled StoreMem size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled StoreMem size: {}", Op->Size);
     }
   }
 }
@@ -737,7 +747,7 @@ DEF_OP(StoreMemTSO) {
   auto MemSrc = MemOperand(GetReg<RA_64>(Op->Header.Args[0].ID()));
 
   if (!Op->Offset.IsInvalid()) {
-    LOGMAN_MSG_A("StoreMemTSO: No offset allowed");
+    LOGMAN_MSG_A_FMT("StoreMemTSO: No offset allowed");
   }
 
   if (Op->Class == FEXCore::IR::GPRClass) {
@@ -757,7 +767,7 @@ DEF_OP(StoreMemTSO) {
         case 8:
           stlr(GetReg<RA_64>(Op->Header.Args[1].ID()), MemSrc);
           break;
-        default:  LOGMAN_MSG_A("Unhandled StoreMem size: %d", Op->Size);
+        default:  LOGMAN_MSG_A_FMT("Unhandled StoreMemTSO size: {}", Op->Size);
       }
       nop();
     }
@@ -781,7 +791,7 @@ DEF_OP(StoreMemTSO) {
       case 16:
         str(Src, MemSrc);
         break;
-      default:  LOGMAN_MSG_A("Unhandled StoreMem size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled StoreMemTSO size: {}", Op->Size);
     }
     dmb(InnerShareable, BarrierAll);
   }
@@ -793,7 +803,7 @@ DEF_OP(ParanoidLoadMemTSO) {
   auto MemSrc = MemOperand(GetReg<RA_64>(Op->Header.Args[0].ID()));
 
   if (!Op->Offset.IsInvalid()) {
-    LOGMAN_MSG_A("LoadMemTSO: No offset allowed");
+    LOGMAN_MSG_A_FMT("ParanoidLoadMemTSO: No offset allowed");
   }
 
   if (Op->Class == FEXCore::IR::GPRClass) {
@@ -804,7 +814,6 @@ DEF_OP(ParanoidLoadMemTSO) {
     }
     else {
       auto Dst = GetReg<RA_64>(Node);
-      nop();
       switch (Op->Size) {
         case 2:
           ldarh(Dst, MemSrc);
@@ -815,31 +824,24 @@ DEF_OP(ParanoidLoadMemTSO) {
         case 8:
           ldar(Dst, MemSrc);
           break;
-        default:  LOGMAN_MSG_A("Unhandled LoadMem size: %d", Op->Size);
+        default:  LOGMAN_MSG_A_FMT("Unhandled ParanoidLoadMemTSO size: {}", Op->Size);
       }
-      nop();
     }
   }
   else {
     auto Dst = GetDst(Node);
     switch (Op->Size) {
       case 2:
-        nop();
-        ldarh(TMP1, MemSrc);
-        nop();
-        fmov(Dst, TMP1);
+        ldarh(TMP1.W(), MemSrc);
+        fmov(Dst.H(), TMP1.W());
         break;
       case 4:
-        nop();
         ldar(TMP1.W(), MemSrc);
-        nop();
-        fmov(Dst, TMP1);
+        fmov(Dst.S(), TMP1.W());
         break;
       case 8:
-        nop();
         ldar(TMP1, MemSrc);
-        nop();
-        fmov(Dst, TMP1);
+        fmov(Dst.D(), TMP1);
         break;
       case 16:
         nop();
@@ -848,7 +850,7 @@ DEF_OP(ParanoidLoadMemTSO) {
         mov(Dst.V2D(), 0, TMP1);
         mov(Dst.V2D(), 1, TMP2);
         break;
-      default:  LOGMAN_MSG_A("Unhandled LoadMem size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled ParanoidLoadMemTSO size: {}", Op->Size);
     }
   }
 }
@@ -858,7 +860,7 @@ DEF_OP(ParanoidStoreMemTSO) {
   auto MemSrc = MemOperand(GetReg<RA_64>(Op->Header.Args[0].ID()));
 
   if (!Op->Offset.IsInvalid()) {
-    LOGMAN_MSG_A("StoreMemTSO: No offset allowed");
+    LOGMAN_MSG_A_FMT("ParanoidStoreMemTSO: No offset allowed");
   }
 
   if (Op->Class == FEXCore::IR::GPRClass) {
@@ -867,7 +869,6 @@ DEF_OP(ParanoidStoreMemTSO) {
       stlrb(GetReg<RA_64>(Op->Header.Args[1].ID()), MemSrc);
     }
     else {
-      nop();
       switch (Op->Size) {
         case 2:
           stlrh(GetReg<RA_64>(Op->Header.Args[1].ID()), MemSrc);
@@ -878,37 +879,30 @@ DEF_OP(ParanoidStoreMemTSO) {
         case 8:
           stlr(GetReg<RA_64>(Op->Header.Args[1].ID()), MemSrc);
           break;
-        default:  LOGMAN_MSG_A("Unhandled StoreMem size: %d", Op->Size);
+        default:  LOGMAN_MSG_A_FMT("Unhandled ParanoidStoreMemTSO size: {}", Op->Size);
       }
-      nop();
     }
   }
   else {
     auto Src = GetSrc(Op->Header.Args[1].ID());
     if (Op->Size == 1) {
       // 8bit load is always aligned to natural alignment
-      mov(TMP1, Src.V4S(), 0);
+      mov(TMP1.W(), Src.V16B(), 0);
       stlrb(TMP1, MemSrc);
     }
     else {
       switch (Op->Size) {
         case 2:
-          mov(TMP1, Src.V4S(), 0);
-          nop();
+          mov(TMP1.W(), Src.V8H(), 0);
           stlrh(TMP1, MemSrc);
-          nop();
           break;
         case 4:
-          mov(TMP1, Src.V4S(), 0);
-          nop();
+          mov(TMP1.W(), Src.V4S(), 0);
           stlr(TMP1.W(), MemSrc);
-          nop();
           break;
         case 8:
           mov(TMP1, Src.V2D(), 0);
-          nop();
           stlr(TMP1, MemSrc);
-          nop();
           break;
         case 16: {
           // Move vector to GPRs
@@ -925,18 +919,18 @@ DEF_OP(ParanoidStoreMemTSO) {
           cbnz(TMP3, &B); // < Overwritten with DMB
           break;
         }
-        default:  LOGMAN_MSG_A("Unhandled StoreMem size: %d", Op->Size);
+        default:  LOGMAN_MSG_A_FMT("Unhandled ParanoidStoreMemTSO size: {}", Op->Size);
       }
     }
   }
 }
 
 DEF_OP(VLoadMemElement) {
-  LOGMAN_MSG_A("Unimplemented");
+  LOGMAN_MSG_A_FMT("Unimplemented");
 }
 
 DEF_OP(VStoreMemElement) {
-  LOGMAN_MSG_A("Unimplemented");
+  LOGMAN_MSG_A_FMT("Unimplemented");
 }
 
 DEF_OP(CacheLineClear) {

External/FEXCore/Source/Interface/Core/JIT/Arm64/MiscOps.cpp

@@ -8,11 +8,11 @@ $end_info$
 
 namespace FEXCore::CPU {
 static void PrintValue(uint64_t Value) {
-  LogMan::Msg::D("Value: 0x%lx", Value);
+  LogMan::Msg::DFmt("Value: 0x{:x}", Value);
 }
 
 static void PrintVectorValue(uint64_t Value, uint64_t ValueUpper) {
-  LogMan::Msg::D("Value: 0x%016lx'%016lx", ValueUpper, Value);
+  LogMan::Msg::DFmt("Value: 0x{:016x}'{:016x}", ValueUpper, Value);
 }
 
 using namespace vixl;
@@ -31,7 +31,7 @@ DEF_OP(Fence) {
     case IR::Fence_Store.Val:
       dmb(FullSystem, BarrierWrites);
       break;
-    default: LOGMAN_MSG_A("Unknown Fence: %d", Op->Fence); break;
+    default: LOGMAN_MSG_A_FMT("Unknown Fence: {}", Op->Fence); break;
   }
 }
 
@@ -69,7 +69,7 @@ DEF_OP(Break) {
       br(TMP1);
       break;
     }
-    default: LOGMAN_MSG_A("Unknown Break reason: %d", Op->Reason);
+    default: LOGMAN_MSG_A_FMT("Unknown Break reason: {}", Op->Reason);
   }
 }
 

External/FEXCore/Source/Interface/Core/JIT/Arm64/MoveOps.cpp

@@ -26,7 +26,7 @@ DEF_OP(ExtractElementPair) {
       mov (GetReg<RA_64>(Node), Regs[Op->Element]);
       break;
     }
-    default: LOGMAN_MSG_A("Unknown Size"); break;
+    default: LOGMAN_MSG_A_FMT("Unknown Size"); break;
   }
 }
 
@@ -52,7 +52,7 @@ DEF_OP(CreateElementPair) {
       RegTmp = x0;
       break;
     }
-    default: LOGMAN_MSG_A("Unknown Size"); break;
+    default: LOGMAN_MSG_A_FMT("Unknown Size"); break;
   }
 
   if (Dst.first.GetCode() != RegSecond.GetCode()) {

External/FEXCore/Source/Interface/Core/JIT/JITCore.h

@@ -1,5 +1,7 @@
 #pragma once
 
+#include <memory>
+
 namespace FEXCore::Context {
 struct Context;
 }
@@ -11,6 +13,6 @@ struct InternalThreadState;
 namespace FEXCore::CPU {
 class CPUBackend;
 
-FEXCore::CPU::CPUBackend *CreateX86JITCore(FEXCore::Context::Context *ctx, FEXCore::Core::InternalThreadState *Thread, bool CompileThread);
-FEXCore::CPU::CPUBackend *CreateArm64JITCore(FEXCore::Context::Context *ctx, FEXCore::Core::InternalThreadState *Thread, bool CompileThread);
+std::unique_ptr<CPUBackend> CreateX86JITCore(FEXCore::Context::Context *ctx, FEXCore::Core::InternalThreadState *Thread, bool CompileThread);
+std::unique_ptr<CPUBackend> CreateArm64JITCore(FEXCore::Context::Context *ctx, FEXCore::Core::InternalThreadState *Thread, bool CompileThread);
 }

External/FEXCore/Source/Interface/Core/JIT/x86_64/ALUOps.cpp

@@ -20,7 +20,7 @@ DEF_OP(TruncElementPair) {
       mov(Dst.second, Src.second);
       break;
     }
-    default: LOGMAN_MSG_A("Unhandled Truncation size: %d", Op->Size); break;
+    default: LOGMAN_MSG_A_FMT("Unhandled Truncation size: {}", Op->Size); break;
   }
 }
 
@@ -70,7 +70,7 @@ DEF_OP(Add) {
     case 8:
       add(rax, Const);
       break;
-    default:  LOGMAN_MSG_A("Unhandled Add size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Add size: {}", OpSize);
       break;
     }
   } else {
@@ -81,7 +81,7 @@ DEF_OP(Add) {
     case 8:
       add(rax, GetSrc<RA_64>(Op->Header.Args[1].ID()));
       break;
-    default:  LOGMAN_MSG_A("Unhandled Add size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Add size: {}", OpSize);
       break;
     }
   }
@@ -103,7 +103,7 @@ DEF_OP(Sub) {
     case 8:
       sub(rax, Const);
       break;
-    default:  LOGMAN_MSG_A("Unhandled Sub size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Sub size: {}", OpSize);
       break;
     }
   } else {
@@ -114,7 +114,7 @@ DEF_OP(Sub) {
     case 8:
       sub(rax, GetSrc<RA_64>(Op->Header.Args[1].ID()));
       break;
-    default:  LOGMAN_MSG_A("Unhandled Sub size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled Sub size: {}", OpSize);
       break;
     }
   }
@@ -136,7 +136,7 @@ DEF_OP(Neg) {
     Src = GetSrc<RA_64>(Op->Header.Args[0].ID());
     Dst = GetDst<RA_64>(Node);
     break;
-  default:  LOGMAN_MSG_A("Unhandled Neg size: %d", OpSize);
+  default:  LOGMAN_MSG_A_FMT("Unhandled Neg size: {}", OpSize);
     break;
   }
   mov(Dst, Src);
@@ -160,7 +160,7 @@ DEF_OP(Mul) {
     imul(rax, GetSrc<RA_64>(Op->Header.Args[1].ID()));
     mov(Dst, rax);
   break;
-  default: LOGMAN_MSG_A("Unknown Sext size: %d", OpSize);
+  default: LOGMAN_MSG_A_FMT("Unknown Mul size: {}", OpSize);
   }
 }
 
@@ -179,7 +179,7 @@ DEF_OP(UMul) {
     mul(GetSrc<RA_64>(Op->Header.Args[1].ID()));
     mov(GetDst<RA_64>(Node), rax);
   break;
-  default: LOGMAN_MSG_A("Unknown Sext size: %d", OpSize);
+  default: LOGMAN_MSG_A_FMT("Unknown UMul size: {}", OpSize);
   }
 }
 
@@ -218,7 +218,7 @@ DEF_OP(Div) {
     mov(GetDst<RA_64>(Node), rax);
   break;
   }
-  default: LOGMAN_MSG_A("Unknown UDIV Size: %d", Size); break;
+  default: LOGMAN_MSG_A_FMT("Unknown DIV Size: {}", Size); break;
   }
 }
 
@@ -261,7 +261,7 @@ DEF_OP(UDiv) {
     mov(GetDst<RA_64>(Node), rax);
   break;
   }
-  default: LOGMAN_MSG_A("Unknown UDIV OpSize: %d", OpSize); break;
+  default: LOGMAN_MSG_A_FMT("Unknown UDIV OpSize: {}", OpSize); break;
   }
 }
 
@@ -298,7 +298,7 @@ DEF_OP(Rem) {
     mov(GetDst<RA_64>(Node), rdx);
   break;
   }
-  default: LOGMAN_MSG_A("Unknown UDIV Size: %d", OpSize); break;
+  default: LOGMAN_MSG_A_FMT("Unknown Rem Size: {}", OpSize); break;
   }
 }
 
@@ -341,7 +341,7 @@ DEF_OP(URem) {
     mov(GetDst<RA_64>(Node), rdx);
   break;
   }
-  default: LOGMAN_MSG_A("Unknown UDIV OpSize: %d", OpSize); break;
+  default: LOGMAN_MSG_A_FMT("Unknown URem OpSize: {}", OpSize); break;
   }
 }
 
@@ -360,7 +360,7 @@ DEF_OP(MulH) {
     imul(GetSrc<RA_64>(Op->Header.Args[1].ID()));
     mov(GetDst<RA_64>(Node), rdx);
   break;
-  default: LOGMAN_MSG_A("Unknown Sext size: %d", OpSize);
+  default: LOGMAN_MSG_A_FMT("Unknown MulH size: {}", OpSize);
   }
 }
 
@@ -379,7 +379,7 @@ DEF_OP(UMulH) {
     mul(GetSrc<RA_64>(Op->Header.Args[1].ID()));
     mov(GetDst<RA_64>(Node), rdx);
   break;
-  default: LOGMAN_MSG_A("Unknown Sext size: %d", OpSize);
+  default: LOGMAN_MSG_A_FMT("Unknown UMulH size: {}", OpSize);
   }
 }
 
@@ -441,7 +441,7 @@ DEF_OP(Lshl) {
         mov(GetDst<RA_64>(Node), GetSrc<RA_64>(Op->Header.Args[0].ID()));
         shl(GetDst<RA_64>(Node), Const);
         break;
-      default: LOGMAN_MSG_A("Unknown LSHL Size: %d\n", OpSize); break;
+      default: LOGMAN_MSG_A_FMT("Unknown LSHL Size: {}\n", OpSize); break;
     };
   } else {
     mov(rcx, GetSrc<RA_64>(Op->Header.Args[1].ID()));
@@ -456,7 +456,7 @@ DEF_OP(Lshl) {
         mov(GetDst<RA_64>(Node), GetSrc<RA_64>(Op->Header.Args[0].ID()));
         shl(GetDst<RA_64>(Node), cl);
         break;
-      default: LOGMAN_MSG_A("Unknown LSHL Size: %d\n", OpSize); break;
+      default: LOGMAN_MSG_A_FMT("Unknown LSHL Size: {}\n", OpSize); break;
     };
   }
 }
@@ -488,7 +488,7 @@ DEF_OP(Lshr) {
         mov(GetDst<RA_64>(Node), GetSrc<RA_64>(Op->Header.Args[0].ID()));
         shr(GetDst<RA_64>(Node), Const);
         break;
-      default: LOGMAN_MSG_A("Unknown Size: %d\n", OpSize); break;
+      default: LOGMAN_MSG_A_FMT("Unknown Size: {}\n", OpSize); break;
     };
 
   } else {
@@ -512,7 +512,7 @@ DEF_OP(Lshr) {
         mov(GetDst<RA_64>(Node), GetSrc<RA_64>(Op->Header.Args[0].ID()));
         shr(GetDst<RA_64>(Node), cl);
         break;
-      default: LOGMAN_MSG_A("Unknown Size: %d\n", OpSize); break;
+      default: LOGMAN_MSG_A_FMT("Unknown Size: {}\n", OpSize); break;
     };
   }
 }
@@ -546,7 +546,7 @@ DEF_OP(Ashr) {
       mov(GetDst<RA_64>(Node), GetSrc<RA_64>(Op->Header.Args[0].ID()));
       sar(GetDst<RA_64>(Node), Const);
     break;
-    default: LOGMAN_MSG_A("Unknown ASHR Size: %d\n", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown ASHR Size: {}\n", OpSize); break;
     };
 
   } else {
@@ -571,7 +571,7 @@ DEF_OP(Ashr) {
       mov(GetDst<RA_64>(Node), GetSrc<RA_64>(Op->Header.Args[0].ID()));
       sar(GetDst<RA_64>(Node), cl);
     break;
-    default: LOGMAN_MSG_A("Unknown ASHR Size: %d\n", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown ASHR Size: {}\n", OpSize); break;
     };
   }
 }
@@ -596,7 +596,7 @@ DEF_OP(Ror) {
         ror(rax, Const);
       break;
       }
-      default: LOGMAN_MSG_A("Unknown ROR Size: %d\n", OpSize); break;
+      default: LOGMAN_MSG_A_FMT("Unknown ROR Size: {}\n", OpSize); break;
     }
   } else {
     mov (rcx, GetSrc<RA_64>(Op->Header.Args[1].ID()));
@@ -612,7 +612,7 @@ DEF_OP(Ror) {
         ror(rax, cl);
       break;
       }
-      default: LOGMAN_MSG_A("Unknown ROR Size: %d\n", OpSize); break;
+      default: LOGMAN_MSG_A_FMT("Unknown ROR Size: {}\n", OpSize); break;
     }
   }
   mov(GetDst<RA_64>(Node), rax);
@@ -668,7 +668,7 @@ DEF_OP(LDiv) {
       mov(GetDst<RA_64>(Node), rax);
       break;
     }
-    default: LOGMAN_MSG_A("Unknown LDIV OpSize: %d", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown LDIV OpSize: {}", OpSize); break;
   }
 }
 
@@ -700,7 +700,7 @@ DEF_OP(LUDiv) {
       mov(GetDst<RA_64>(Node), rax);
       break;
     }
-    default: LOGMAN_MSG_A("Unknown LUDIV OpSize: %d", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown LUDIV OpSize: {}", OpSize); break;
   }
 }
 
@@ -732,7 +732,7 @@ DEF_OP(LRem) {
       mov(GetDst<RA_64>(Node), rdx);
       break;
     }
-    default: LOGMAN_MSG_A("Unknown LREM OpSize: %d", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown LREM OpSize: {}", OpSize); break;
   }
 }
 
@@ -764,7 +764,7 @@ DEF_OP(LURem) {
       mov(GetDst<RA_64>(Node), rdx);
       break;
     }
-    default: LOGMAN_MSG_A("Unknown LUDIV OpSize: %d", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown LUREM OpSize: {}", OpSize); break;
   }
 }
 
@@ -829,7 +829,7 @@ DEF_OP(FindMSB) {
     case 8:
       bsr(GetDst<RA_64>(Node), GetSrc<RA_64>(Op->Header.Args[0].ID()));
       break;
-    default: LOGMAN_MSG_A("Unknown OpSize: %d", OpSize);
+    default: LOGMAN_MSG_A_FMT("Unknown FindMSB OpSize: {}", OpSize);
   }
 }
 
@@ -853,7 +853,7 @@ DEF_OP(FindTrailingZeros) {
       mov(rax, 0x40);
       cmovz(GetDst<RA_64>(Node), rax);
       break;
-    default: LOGMAN_MSG_A("Unknown size: %d", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown FindTrailingZeros size: {}", OpSize); break;
   }
 }
 
@@ -876,7 +876,7 @@ DEF_OP(CountLeadingZeroes) {
         lzcnt(GetDst<RA_64>(Node), GetSrc<RA_64>(Op->Header.Args[0].ID()));
         break;
       }
-      default: LOGMAN_MSG_A("Unknown size: %d", OpSize); break;
+      default: LOGMAN_MSG_A_FMT("Unknown CountLeadingZeros size: {}", OpSize); break;
     }
   }
   else {
@@ -915,7 +915,7 @@ DEF_OP(CountLeadingZeroes) {
         mov(GetDst<RA_64>(Node), rax);
         break;
       }
-      default: LOGMAN_MSG_A("Unknown size: %d", OpSize); break;
+      default: LOGMAN_MSG_A_FMT("Unknown CountLeadingZeros size: {}", OpSize); break;
     }
   }
 }
@@ -937,7 +937,7 @@ DEF_OP(Rev) {
       mov (GetDst<RA_64>(Node), GetSrc<RA_64>(Op->Header.Args[0].ID()));
       bswap(GetDst<RA_64>(Node).cvt64());
       break;
-    default: LOGMAN_MSG_A("Unknown REV size: %d", OpSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown REV size: {}", OpSize); break;
   }
 }
 
@@ -970,9 +970,7 @@ DEF_OP(Bfi) {
 
 DEF_OP(Bfe) {
   auto Op = IROp->C<IR::IROp_Bfe>();
-  uint8_t OpSize = IROp->Size;
-
-  LOGMAN_THROW_A(OpSize <= 8, "OpSize is too large for BFE: %d", OpSize);
+  LOGMAN_THROW_A_FMT(IROp->Size <= 8, "OpSize is too large for BFE: {}", IROp->Size);
 
   auto Dst = GetDst<RA_64>(Node);
 
@@ -1073,7 +1071,7 @@ DEF_OP(Select) {
 
   if (is_const_true || is_const_false) {
     if (is_const_false != true || is_const_true != true || const_true != 1 || const_false != 0) {
-      LOGMAN_MSG_A("Select: Unsupported compare inline parameters");
+      LOGMAN_MSG_A_FMT("Select: Unsupported compare inline parameters");
     }
     (this->*SetCC)(al);
     movzx(Dst, al);
@@ -1104,46 +1102,67 @@ DEF_OP(VExtractToGPR) {
       pextrq(GetDst<RA_64>(Node), GetSrc(Op->Header.Args[0].ID()), Op->Idx);
     break;
     }
-    default: LOGMAN_MSG_A("Unknown Element Size: %d", Op->Header.ElementSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown Element Size: {}", Op->Header.ElementSize); break;
   }
 }
 
-DEF_OP(Float_ToGPR_ZU) {
-  LogMan::Msg::D("Unimplemented");
-}
-
 DEF_OP(Float_ToGPR_ZS) {
   auto Op = IROp->C<IR::IROp_Float_ToGPR_ZS>();
-  if (Op->Header.ElementSize == 8) {
-    cvttsd2si(GetDst<RA_64>(Node), GetSrc(Op->Header.Args[0].ID()));
-  }
-  else {
-    cvttss2si(GetDst<RA_32>(Node), GetSrc(Op->Header.Args[0].ID()));
-  }
-}
 
-DEF_OP(Float_ToGPR_U) {
-  LogMan::Msg::D("Unimplemented");
+  uint16_t Conv = (IROp->Size << 8) | Op->SrcElementSize;
+  switch (Conv) {
+    case 0x0804: // int64_t <- float
+      cvttss2si(GetDst<RA_64>(Node), GetSrc(Op->Header.Args[0].ID()));
+    break;
+    case 0x0808: // int64_t <- double
+      cvttsd2si(GetDst<RA_64>(Node), GetSrc(Op->Header.Args[0].ID()));
+    break;
+    case 0x0404: // int32_t <- float
+      cvttss2si(GetDst<RA_32>(Node), GetSrc(Op->Header.Args[0].ID()));
+    break;
+    case 0x0408: // int32_t <- double
+      cvttsd2si(GetDst<RA_32>(Node), GetSrc(Op->Header.Args[0].ID()));
+    break;
+  }
 }
 
 DEF_OP(Float_ToGPR_S) {
   auto Op = IROp->C<IR::IROp_Float_ToGPR_S>();
-  if (Op->Header.ElementSize == 8) {
-    cvtsd2si(GetDst<RA_64>(Node), GetSrc(Op->Header.Args[0].ID()));
-  }
-  else {
-    cvtss2si(GetDst<RA_32>(Node), GetSrc(Op->Header.Args[0].ID()));
+  uint16_t Conv = (IROp->Size << 8) | Op->SrcElementSize;
+  switch (Conv) {
+    case 0x0804: // int64_t <- float
+      cvtss2si(GetDst<RA_64>(Node), GetSrc(Op->Header.Args[0].ID()));
+    break;
+    case 0x0808: // int64_t <- double
+      cvtsd2si(GetDst<RA_64>(Node), GetSrc(Op->Header.Args[0].ID()));
+    break;
+    case 0x0404: // int32_t <- float
+      cvtss2si(GetDst<RA_32>(Node), GetSrc(Op->Header.Args[0].ID()));
+    break;
+    case 0x0408: // int32_t <- double
+      cvtsd2si(GetDst<RA_32>(Node), GetSrc(Op->Header.Args[0].ID()));
+    break;
   }
 }
 
 DEF_OP(FCmp) {
   auto Op = IROp->C<IR::IROp_FCmp>();
 
-  if (Op->ElementSize == 4) {
-    ucomiss(GetSrc(Op->Header.Args[0].ID()), GetSrc(Op->Header.Args[1].ID()));
+  if (Op->Flags & (1 << IR::FCMP_FLAG_UNORDERED)) {
+    if (Op->ElementSize == 4) {
+      ucomiss(GetSrc(Op->Header.Args[0].ID()), GetSrc(Op->Header.Args[1].ID()));
+    }
+    else {
+      ucomisd(GetSrc(Op->Header.Args[0].ID()), GetSrc(Op->Header.Args[1].ID()));
+    }
   }
   else {
-    ucomisd(GetSrc(Op->Header.Args[0].ID()), GetSrc(Op->Header.Args[1].ID()));
+    if (Op->ElementSize == 4) {
+      comiss(GetSrc(Op->Header.Args[0].ID()), GetSrc(Op->Header.Args[1].ID()));
+    }
+    else {
+      comisd(GetSrc(Op->Header.Args[0].ID()), GetSrc(Op->Header.Args[1].ID()));
+    }
   }
   mov (rdx, 0);
 
@@ -1217,9 +1236,7 @@ void X86JITCore::RegisterALUHandlers() {
   REGISTER_OP(SBFE,              Sbfe);
   REGISTER_OP(SELECT,            Select);
   REGISTER_OP(VEXTRACTTOGPR,     VExtractToGPR);
-  REGISTER_OP(FLOAT_TOGPR_ZU,    Float_ToGPR_ZU);
   REGISTER_OP(FLOAT_TOGPR_ZS,    Float_ToGPR_ZS);
-  REGISTER_OP(FLOAT_TOGPR_U,     Float_ToGPR_U);
   REGISTER_OP(FLOAT_TOGPR_S,     Float_ToGPR_S);
   REGISTER_OP(FCMP,              FCmp);
 #undef REGISTER_OP

External/FEXCore/Source/Interface/Core/JIT/x86_64/AtomicOps.cpp

@@ -55,7 +55,7 @@ DEF_OP(CASPair) {
       mov(Dst.second, rdx);
     break;
     }
-    default: LOGMAN_MSG_A("Unsupported: %d", OpSize);
+    default: LOGMAN_MSG_A_FMT("Unsupported: {}", OpSize);
   }
 }
 
@@ -104,7 +104,7 @@ DEF_OP(CAS) {
     mov (GetDst<RA_64>(Node), rax);
   break;
   }
-  default: LOGMAN_MSG_A("Unsupported: %d", OpSize);
+  default: LOGMAN_MSG_A_FMT("Unsupported: {}", OpSize);
   }
 }
 
@@ -127,7 +127,7 @@ DEF_OP(AtomicAdd) {
     case 8:
       add(qword [MemReg], GetSrc<RA_64>(Op->Header.Args[1].ID()));
       break;
-    default:  LOGMAN_MSG_A("Unhandled AtomicAdd size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled AtomicAdd size: {}", Op->Size);
   }
 }
 
@@ -149,7 +149,7 @@ DEF_OP(AtomicSub) {
     case 8:
       sub(qword [MemReg], GetSrc<RA_64>(Op->Header.Args[1].ID()));
       break;
-    default:  LOGMAN_MSG_A("Unhandled AtomicAdd size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled AtomicAdd size: {}", Op->Size);
   }
 }
 
@@ -171,7 +171,7 @@ DEF_OP(AtomicAnd) {
     case 8:
       and_(qword [MemReg], GetSrc<RA_64>(Op->Header.Args[1].ID()));
       break;
-    default:  LOGMAN_MSG_A("Unhandled AtomicAdd size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled AtomicAdd size: {}", Op->Size);
   }
 }
 
@@ -193,7 +193,7 @@ DEF_OP(AtomicOr) {
     case 8:
       or_(qword [MemReg], GetSrc<RA_64>(Op->Header.Args[1].ID()));
       break;
-    default:  LOGMAN_MSG_A("Unhandled AtomicAdd size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled AtomicAdd size: {}", Op->Size);
   }
 }
 
@@ -215,7 +215,7 @@ DEF_OP(AtomicXor) {
     case 8:
       xor_(qword [MemReg], GetSrc<RA_64>(Op->Header.Args[1].ID()));
       break;
-    default:  LOGMAN_MSG_A("Unhandled AtomicAdd size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled AtomicAdd size: {}", Op->Size);
   }
 }
 
@@ -246,7 +246,7 @@ DEF_OP(AtomicSwap) {
       lock();
       xchg(qword [MemReg], GetDst<RA_64>(Node));
       break;
-    default:  LOGMAN_MSG_A("Unhandled AtomicAdd size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled AtomicSwap size: {}", Op->Size);
   }
 }
 
@@ -279,7 +279,7 @@ DEF_OP(AtomicFetchAdd) {
       xadd(qword [MemReg], rcx);
       mov(GetDst<RA_64>(Node), rcx);
       break;
-    default:  LOGMAN_MSG_A("Unhandled AtomicFetchAdd size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled AtomicFetchAdd size: {}", Op->Size);
   }
 }
 
@@ -316,7 +316,7 @@ DEF_OP(AtomicFetchSub) {
       xadd(qword [MemReg], rcx);
       mov(GetDst<RA_64>(Node), rcx);
       break;
-    default:  LOGMAN_MSG_A("Unhandled AtomicFetchAdd size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled AtomicFetchSub size: {}", Op->Size);
   }
 }
 
@@ -394,7 +394,7 @@ DEF_OP(AtomicFetchAnd) {
       mov(GetDst<RA_64>(Node), TMP3.cvt64());
       break;
     }
-    default:  LOGMAN_MSG_A("Unhandled AtomicFetchAdd size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled AtomicFetchAnd size: {}", Op->Size);
   }
 }
 
@@ -471,7 +471,7 @@ DEF_OP(AtomicFetchOr) {
       mov(GetDst<RA_64>(Node), TMP3.cvt64());
       break;
     }
-    default:  LOGMAN_MSG_A("Unhandled AtomicFetchAdd size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled AtomicFetchOr size: {}", Op->Size);
   }
 }
 
@@ -548,7 +548,83 @@ DEF_OP(AtomicFetchXor) {
       mov(GetDst<RA_64>(Node), TMP3.cvt64());
       break;
     }
-    default:  LOGMAN_MSG_A("Unhandled AtomicFetchAdd size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled AtomicFetchXor size: {}", Op->Size);
+  }
+}
+
+DEF_OP(AtomicFetchNeg) {
+  auto Op = IROp->C<IR::IROp_AtomicFetchNeg>();
+
+  Xbyak::Reg MemReg = GetSrc<RA_64>(Op->Header.Args[0].ID());
+  switch (Op->Size) {
+    case 1: {
+      mov(TMP1.cvt8(), byte [MemReg]);
+
+      Label Loop;
+      L(Loop);
+      mov(TMP2.cvt8(), TMP1.cvt8());
+      mov(TMP3.cvt8(), TMP1.cvt8());
+      neg(TMP2.cvt8());
+
+      // Updates RAX with the value from memory
+      lock(); cmpxchg(byte [MemReg], TMP2.cvt8());
+      jne(Loop);
+      // Result is the previous value from memory, which is currently in TMP3
+      movzx(GetDst<RA_64>(Node), TMP3.cvt8());
+      break;
+    }
+    case 2: {
+      mov(TMP1.cvt16(), word [MemReg]);
+
+      Label Loop;
+      L(Loop);
+      mov(TMP2.cvt16(), TMP1.cvt16());
+      mov(TMP3.cvt16(), TMP1.cvt16());
+      neg(TMP2.cvt16());
+
+      // Updates RAX with the value from memory
+      lock(); cmpxchg(word [MemReg], TMP2.cvt16());
+      jne(Loop);
+
+      // Result is the previous value from memory, which is currently in TMP3
+      movzx(GetDst<RA_64>(Node), TMP3.cvt16());
+      break;
+    }
+    case 4: {
+      mov(TMP1.cvt32(), dword [MemReg]);
+
+      Label Loop;
+      L(Loop);
+      mov(TMP2.cvt32(), TMP1.cvt32());
+      mov(TMP3.cvt32(), TMP1.cvt32());
+      neg(TMP2.cvt32());
+
+      // Updates RAX with the value from memory
+      lock(); cmpxchg(dword [MemReg], TMP2.cvt32());
+      jne(Loop);
+
+      // Result is the previous value from memory, which is currently in TMP3
+      mov(GetDst<RA_32>(Node), TMP3.cvt32());
+      break;
+    }
+    case 8: {
+      mov(TMP1.cvt64(), qword [MemReg]);
+
+      Label Loop;
+      L(Loop);
+      mov(TMP2.cvt64(), TMP1.cvt64());
+      mov(TMP3.cvt64(), TMP1.cvt64());
+      neg(TMP2.cvt64());
+
+      // Updates RAX with the value from memory
+      lock(); cmpxchg(qword [MemReg], TMP2.cvt64());
+      jne(Loop);
+
+      // Result is the previous value from memory, which is currently in TMP3
+      mov(GetDst<RA_64>(Node), TMP3.cvt64());
+      break;
+    }
+    default:  LOGMAN_MSG_A_FMT("Unhandled AtomicFetchNeg size: {}", Op->Size);
   }
 }
 
@@ -568,6 +644,7 @@ void X86JITCore::RegisterAtomicHandlers() {
   REGISTER_OP(ATOMICFETCHAND, AtomicFetchAnd);
   REGISTER_OP(ATOMICFETCHOR,  AtomicFetchOr);
   REGISTER_OP(ATOMICFETCHXOR, AtomicFetchXor);
+  REGISTER_OP(ATOMICFETCHNEG, AtomicFetchNeg);
 #undef REGISTER_OP
 }
 }

External/FEXCore/Source/Interface/Core/JIT/x86_64/BranchOps.cpp

@@ -4,6 +4,8 @@ tags: backend|x86-64
 $end_info$
 */
 
+#include "Interface/Core/LookupCache.h"
+
 #include "Interface/Core/JIT/x86_64/JITClass.h"
 #include "Interface/IR/Passes/RegisterAllocationPass.h"
 
@@ -14,15 +16,15 @@ $end_info$
 namespace FEXCore::CPU {
 #define DEF_OP(x) void X86JITCore::Op_##x(FEXCore::IR::IROp_Header *IROp, uint32_t Node)
 DEF_OP(GuestCallDirect) {
-  LogMan::Msg::D("Unimplemented");
+  LogMan::Msg::DFmt("Unimplemented");
 }
 
 DEF_OP(GuestCallIndirect) {
-  LogMan::Msg::D("Unimplemented");
+  LogMan::Msg::DFmt("Unimplemented");
 }
 
 DEF_OP(GuestReturn) {
-  LogMan::Msg::D("Unimplemented");
+  LogMan::Msg::DFmt("Unimplemented");
 }
 
 DEF_OP(SignalReturn) {
@@ -248,7 +250,7 @@ DEF_OP(Thunk) {
 
 DEF_OP(ValidateCode) {
   auto Op = IROp->C<IR::IROp_ValidateCode>();
-  uint8_t* OldCode = (uint8_t*)&Op->CodeOriginalLow;
+  const auto* OldCode = (const uint8_t*)&Op->CodeOriginalLow;
   int len = Op->CodeLength;
   int idx = 0;
 
@@ -256,20 +258,20 @@ DEF_OP(ValidateCode) {
   mov(rax, Entry + Op->Offset);
   mov(rbx, 1);
   while (len >= 4) {
-    cmp(dword[rax + idx], *(uint32_t*)(OldCode + idx));
+    cmp(dword[rax + idx], *(const uint32_t*)(OldCode + idx));
     cmovne(GetDst<RA_64>(Node), rbx);
     len-=4;
     idx+=4;
   }
   while (len >= 2) {
-    mov(rcx, *(uint16_t*)(OldCode + idx));
+    mov(rcx, *(const uint16_t*)(OldCode + idx));
     cmp(word[rax + idx], cx);
     cmovne(GetDst<RA_64>(Node), rbx);
     len-=2;
     idx+=2;
   }
   while (len >= 1) {
-    cmp(byte[rax + idx], *(uint8_t*)(OldCode + idx));
+    cmp(byte[rax + idx], *(const uint8_t*)(OldCode + idx));
     cmovne(GetDst<RA_64>(Node), rbx);
     len-=1;
     idx+=1;
@@ -319,8 +321,9 @@ DEF_OP(CPUID) {
   //
   // Result: RAX, RDX. 4xi32
 
-  mov (rsi, GetSrc<RA_64>(Op->Header.Args[0].ID()));
-  mov (rdx, GetSrc<RA_64>(Op->Header.Args[1].ID()));
+  // rsi can be in the source registers, so copy argument to edx first
+  mov (edx, GetSrc<RA_32>(Op->Header.Args[1].ID()));
+  mov (esi, GetSrc<RA_32>(Op->Header.Args[0].ID()));
   mov (rdi, reinterpret_cast<uint64_t>(&CTX->CPUID));
 
   auto NumPush = RA64.size();

External/FEXCore/Source/Interface/Core/JIT/x86_64/ConversionOps.cpp

@@ -31,7 +31,7 @@ DEF_OP(VInsGPR) {
       pinsrq(GetDst(Node), GetSrc<RA_64>(Op->Header.Args[1].ID()), Op->Index);
       break;
     }
-    default: LOGMAN_MSG_A("Unknown Element Size: %d", Op->Header.ElementSize); break;
+    default: LOGMAN_MSG_A_FMT("Unknown Element Size: {}", Op->Header.ElementSize); break;
   }
 }
 
@@ -52,14 +52,10 @@ DEF_OP(VCastFromGPR) {
     case 8:
       vmovq(GetDst(Node), GetSrc<RA_64>(Op->Header.Args[0].ID()).cvt64());
       break;
-    default: LOGMAN_MSG_A("Unknown castGPR element size: %d", Op->Header.ElementSize);
+    default: LOGMAN_MSG_A_FMT("Unknown VCastFromGPR element size: {}", Op->Header.ElementSize);
   }
 }
 
-DEF_OP(Float_FromGPR_U) {
-  LOGMAN_MSG_A("Unimplemented");
-}
-
 DEF_OP(Float_FromGPR_S) {
   auto Op = IROp->C<IR::IROp_Float_FromGPR_S>();
   uint16_t Conv = (Op->Header.ElementSize << 8) | Op->SrcElementSize;
@@ -95,14 +91,10 @@ DEF_OP(Float_FToF) {
       cvtsd2ss(GetDst(Node), GetSrc(Op->Header.Args[0].ID()));
       break;
     }
-    default: LOGMAN_MSG_A("Unknown FCVT sizes: 0x%x", Conv);
+    default: LOGMAN_MSG_A_FMT("Unknown Float_FToF sizes: 0x{:x}", Conv);
   }
 }
 
-DEF_OP(Vector_UToF) {
-  LOGMAN_MSG_A("Unimplemented");
-}
-
 DEF_OP(Vector_SToF) {
   auto Op = IROp->C<IR::IROp_Vector_SToF>();
   switch (Op->Header.ElementSize) {
@@ -121,14 +113,10 @@ DEF_OP(Vector_SToF) {
       cvtsi2sd(xmm15, rax);
       movlhps(GetDst(Node), xmm15);
     break;
-    default: LOGMAN_MSG_A("Unknown castGPR element size: %d", Op->Header.ElementSize);
+    default: LOGMAN_MSG_A_FMT("Unknown Vector_SToF element size: {}", Op->Header.ElementSize);
   }
 }
 
-DEF_OP(Vector_FToZU) {
-  LOGMAN_MSG_A("Unimplemented");
-}
-
 DEF_OP(Vector_FToZS) {
   auto Op = IROp->C<IR::IROp_Vector_FToZS>();
   switch (Op->Header.ElementSize) {
@@ -138,14 +126,10 @@ DEF_OP(Vector_FToZS) {
     case 8:
       cvttpd2dq(GetDst(Node), GetSrc(Op->Header.Args[0].ID()));
     break;
-    default: LOGMAN_MSG_A("Unknown castGPR element size: %d", Op->Header.ElementSize);
+    default: LOGMAN_MSG_A_FMT("Unknown Vector_FToZS element size: {}", Op->Header.ElementSize);
   }
 }
 
-DEF_OP(Vector_FToU) {
-  LOGMAN_MSG_A("Unimplemented");
-}
-
 DEF_OP(Vector_FToS) {
   auto Op = IROp->C<IR::IROp_Vector_FToS>();
   switch (Op->Header.ElementSize) {
@@ -155,7 +139,7 @@ DEF_OP(Vector_FToS) {
     case 8:
       cvtpd2dq(GetDst(Node), GetSrc(Op->Header.Args[0].ID()));
     break;
-    default: LOGMAN_MSG_A("Unknown castGPR element size: %d", Op->Header.ElementSize);
+    default: LOGMAN_MSG_A_FMT("Unknown Vector_FToS element size: {}", Op->Header.ElementSize);
   }
 }
 
@@ -172,7 +156,39 @@ DEF_OP(Vector_FToF) {
       cvtpd2ps(GetDst(Node), GetSrc(Op->Header.Args[0].ID()));
       break;
     }
-    default: LOGMAN_MSG_A("Unknown Conversion Type : 0%04x", Conv); break;
+    default: LOGMAN_MSG_A_FMT("Unknown Vector_FToF conversion type : 0x{:04x}", Conv); break;
+  }
+}
+
+DEF_OP(Vector_FToI) {
+  auto Op = IROp->C<IR::IROp_Vector_FToI>();
+  uint8_t RoundMode{};
+
+  switch (Op->Round) {
+    case FEXCore::IR::Round_Nearest.Val:
+      RoundMode = 0b0000'0'0'00;
+    break;
+    case FEXCore::IR::Round_Negative_Infinity.Val:
+      RoundMode = 0b0000'0'0'01;
+    break;
+    case FEXCore::IR::Round_Positive_Infinity.Val:
+      RoundMode = 0b0000'0'0'10;
+    break;
+    case FEXCore::IR::Round_Towards_Zero.Val:
+      RoundMode = 0b0000'0'0'11;
+    break;
+    case FEXCore::IR::Round_Host.Val:
+      RoundMode = 0b0000'0'1'00;
+    break;
+  }
+
+  switch (Op->Header.ElementSize) {
+    case 4:
+      roundps(GetDst(Node), GetSrc(Op->Header.Args[0].ID()), RoundMode);
+    break;
+    case 8:
+      roundpd(GetDst(Node), GetSrc(Op->Header.Args[0].ID()), RoundMode);
+    break;
   }
 }
 
@@ -181,16 +197,13 @@ void X86JITCore::RegisterConversionHandlers() {
 #define REGISTER_OP(op, x) OpHandlers[FEXCore::IR::IROps::OP_##op] = &X86JITCore::Op_##x
   REGISTER_OP(VINSGPR,         VInsGPR);
   REGISTER_OP(VCASTFROMGPR,    VCastFromGPR);
-  REGISTER_OP(FLOAT_FROMGPR_U, Float_FromGPR_U);
   REGISTER_OP(FLOAT_FROMGPR_S, Float_FromGPR_S);
   REGISTER_OP(FLOAT_FTOF,      Float_FToF);
-  REGISTER_OP(VECTOR_UTOF,     Vector_UToF);
   REGISTER_OP(VECTOR_STOF,     Vector_SToF);
-  REGISTER_OP(VECTOR_FTOZU,    Vector_FToZU);
   REGISTER_OP(VECTOR_FTOZS,    Vector_FToZS);
-  REGISTER_OP(VECTOR_FTOU,     Vector_FToU);
   REGISTER_OP(VECTOR_FTOS,     Vector_FToS);
   REGISTER_OP(VECTOR_FTOF,     Vector_FToF);
+  REGISTER_OP(VECTOR_FTOI,     Vector_FToI);
 #undef REGISTER_OP
 }
 }

External/FEXCore/Source/Interface/Core/JIT/x86_64/JIT.cpp

@@ -6,6 +6,7 @@ $end_info$
 */
 
 #include "Interface/Context/Context.h"
+#include "Interface/Core/LookupCache.h"
 
 #include "Interface/Core/Dispatcher/X86Dispatcher.h"
 #include "Interface/Core/JIT/x86_64/JITClass.h"
@@ -36,7 +37,7 @@ CodeBuffer AllocateNewCodeBuffer(size_t Size) {
                     PROT_READ | PROT_WRITE | PROT_EXEC,
                     MAP_PRIVATE | MAP_ANONYMOUS,
                     -1, 0));
-  LOGMAN_THROW_A(Buffer.Ptr != reinterpret_cast<uint8_t*>(~0ULL), "Couldn't allocate code buffer");
+  LOGMAN_THROW_A_FMT(Buffer.Ptr != reinterpret_cast<uint8_t*>(~0ULL), "Couldn't allocate code buffer");
   return Buffer;
 }
 
@@ -54,9 +55,9 @@ void X86JITCore::CopyNecessaryDataForCompileThread(CPUBackend *Original) {
 }
 
 void X86JITCore::PushRegs() {
-  for (auto &Xmm : RAXMM_x) {
-    sub(rsp, 16);
-    movaps(ptr[rsp], Xmm);
+  sub(rsp, 16 * RAXMM_x.size());
+  for (size_t i = 0; i < RAXMM_x.size(); ++i) {
+    movaps(ptr[rsp + i * 16], RAXMM_x[i]);
   }
 
   for (auto &Reg : RA64)
@@ -75,17 +76,19 @@ void X86JITCore::PopRegs() {
   for (uint32_t i = RA64.size(); i > 0; --i)
     pop(RA64[i - 1]);
 
-  for (uint32_t i = RAXMM_x.size(); i > 0; --i) {
-    movaps(RAXMM_x[i - 1], ptr[rsp]);
-    add(rsp, 16);
+  for (size_t i = 0; i < RAXMM_x.size(); ++i) {
+    movaps(RAXMM_x[i], ptr[rsp + i * 16]);
   }
+
+  add(rsp, 16 * RAXMM_x.size());
 }
 
 void X86JITCore::Op_Unhandled(FEXCore::IR::IROp_Header *IROp, uint32_t Node) {
   FallbackInfo Info;
   if (!InterpreterOps::GetFallbackHandler(IROp, &Info)) {
-    auto Name = FEXCore::IR::GetName(IROp->Op);
-    LOGMAN_MSG_A("Unhandled IR Op: %s", std::string(Name).c_str());
+#if defined(ASSERTIONS_ENABLED) && ASSERTIONS_ENABLED
+    LOGMAN_MSG_A_FMT("Unhandled IR Op: {}", FEXCore::IR::GetName(IROp->Op));
+#endif
   } else {
     switch(Info.ABI) {
       case FABI_VOID_U16: {
@@ -282,8 +285,10 @@ void X86JITCore::Op_Unhandled(FEXCore::IR::IROp_Header *IROp, uint32_t Node) {
 
       case FABI_UNKNOWN:
       default:
-      auto Name = FEXCore::IR::GetName(IROp->Op);
-        LOGMAN_MSG_A("Unhandled IR Fallback abi: %s %d", std::string(Name).c_str(), Info.ABI);
+#if defined(ASSERTIONS_ENABLED) && ASSERTIONS_ENABLED
+        LOGMAN_MSG_A_FMT("Unhandled IR Fallback ABI: {} {}", FEXCore::IR::GetName(IROp->Op), Info.ABI);
+#endif
+        break;
     }
   }
 }
@@ -343,12 +348,12 @@ X86JITCore::X86JITCore(FEXCore::Context::Context *ctx, FEXCore::Core::InternalTh
     CTX->SignalDelegation->RegisterHostSignalHandler(SIGILL, [](FEXCore::Core::InternalThreadState *Thread, int Signal, void *info, void *ucontext) -> bool {
       X86JITCore *Core = reinterpret_cast<X86JITCore*>(Thread->CPUBackend.get());
       return Core->Dispatcher->HandleSIGILL(Signal, info, ucontext);
-    });
+    }, true);
 
     CTX->SignalDelegation->RegisterHostSignalHandler(SignalDelegator::SIGNAL_FOR_PAUSE, [](FEXCore::Core::InternalThreadState *Thread, int Signal, void *info, void *ucontext) -> bool {
       X86JITCore *Core = reinterpret_cast<X86JITCore*>(Thread->CPUBackend.get());
       return Core->Dispatcher->HandleSignalPause(Signal, info, ucontext);
-    });
+    }, true);
 
     auto GuestSignalHandler = [](FEXCore::Core::InternalThreadState *Thread, int Signal, void *info, void *ucontext, GuestSigAction *GuestAction, stack_t *GuestStack) -> bool {
       X86JITCore *Core = reinterpret_cast<X86JITCore*>(Thread->CPUBackend.get());
@@ -411,106 +416,106 @@ void X86JITCore::ClearCache() {
   }
 }
 
-IR::PhysicalRegister X86JITCore::GetPhys(uint32_t Node) {
+IR::PhysicalRegister X86JITCore::GetPhys(uint32_t Node) const {
   auto PhyReg = RAData->GetNodeRegister(Node);
 
-  LOGMAN_THROW_A(PhyReg.Raw != 255, "Couldn't Allocate register for node: ssa%d. Class: %d", Node, PhyReg.Class);
+  LOGMAN_THROW_A_FMT(PhyReg.Raw != 255, "Couldn't Allocate register for node: ssa{}. Class: {}", Node, PhyReg.Class);
 
   return PhyReg;
 }
 
-bool X86JITCore::IsFPR(uint32_t Node) {
+bool X86JITCore::IsFPR(uint32_t Node) const {
   return RAData->GetNodeRegister(Node).Class == IR::FPRClass.Val;
 }
 
-bool X86JITCore::IsGPR(uint32_t Node) {
+bool X86JITCore::IsGPR(uint32_t Node) const {
   return RAData->GetNodeRegister(Node).Class == IR::GPRClass.Val;
 }
 
 template<uint8_t RAType>
-Xbyak::Reg X86JITCore::GetSrc(uint32_t Node) {
+Xbyak::Reg X86JITCore::GetSrc(uint32_t Node) const {
   // rax, rcx, rdx, rsi, r8, r9,
   // r10
   // Callee Saved
   // rbx, rbp, r12, r13, r14, r15
   auto PhyReg = GetPhys(Node);
-  if (RAType == RA_64)
+  if constexpr (RAType == RA_64)
     return RA64[PhyReg.Reg].cvt64();
-  else if (RAType == RA_XMM)
+  else if constexpr (RAType == RA_XMM)
     return RAXMM[PhyReg.Reg];
-  else if (RAType == RA_32)
+  else if constexpr (RAType == RA_32)
     return RA64[PhyReg.Reg].cvt32();
-  else if (RAType == RA_16)
+  else if constexpr (RAType == RA_16)
     return RA64[PhyReg.Reg].cvt16();
-  else if (RAType == RA_8)
+  else if constexpr (RAType == RA_8)
     return RA64[PhyReg.Reg].cvt8();
 }
 
 template
-Xbyak::Reg X86JITCore::GetSrc<X86JITCore::RA_64>(uint32_t Node);
+Xbyak::Reg X86JITCore::GetSrc<X86JITCore::RA_64>(uint32_t Node) const;
 
 template
-Xbyak::Reg X86JITCore::GetSrc<X86JITCore::RA_32>(uint32_t Node);
+Xbyak::Reg X86JITCore::GetSrc<X86JITCore::RA_32>(uint32_t Node) const;
 
 template
-Xbyak::Reg X86JITCore::GetSrc<X86JITCore::RA_16>(uint32_t Node);
+Xbyak::Reg X86JITCore::GetSrc<X86JITCore::RA_16>(uint32_t Node) const;
 
 template
-Xbyak::Reg X86JITCore::GetSrc<X86JITCore::RA_8>(uint32_t Node);
+Xbyak::Reg X86JITCore::GetSrc<X86JITCore::RA_8>(uint32_t Node) const;
 
-Xbyak::Xmm X86JITCore::GetSrc(uint32_t Node) {
+Xbyak::Xmm X86JITCore::GetSrc(uint32_t Node) const {
   auto PhyReg = GetPhys(Node);
   return RAXMM_x[PhyReg.Reg];
 }
 
 template<uint8_t RAType>
-Xbyak::Reg X86JITCore::GetDst(uint32_t Node) {
+Xbyak::Reg X86JITCore::GetDst(uint32_t Node) const {
   auto PhyReg = GetPhys(Node);
-  if (RAType == RA_64)
+  if constexpr (RAType == RA_64)
     return RA64[PhyReg.Reg].cvt64();
-  else if (RAType == RA_XMM)
+  else if constexpr (RAType == RA_XMM)
     return RAXMM[PhyReg.Reg];
-  else if (RAType == RA_32)
+  else if constexpr (RAType == RA_32)
     return RA64[PhyReg.Reg].cvt32();
-  else if (RAType == RA_16)
+  else if constexpr (RAType == RA_16)
     return RA64[PhyReg.Reg].cvt16();
-  else if (RAType == RA_8)
+  else if constexpr (RAType == RA_8)
     return RA64[PhyReg.Reg].cvt8();
 }
 
 template
-Xbyak::Reg X86JITCore::GetDst<X86JITCore::RA_64>(uint32_t Node);
+Xbyak::Reg X86JITCore::GetDst<X86JITCore::RA_64>(uint32_t Node) const;
 
 template
-Xbyak::Reg X86JITCore::GetDst<X86JITCore::RA_32>(uint32_t Node);
+Xbyak::Reg X86JITCore::GetDst<X86JITCore::RA_32>(uint32_t Node) const;
 
 template
-Xbyak::Reg X86JITCore::GetDst<X86JITCore::RA_16>(uint32_t Node);
+Xbyak::Reg X86JITCore::GetDst<X86JITCore::RA_16>(uint32_t Node) const;
 
 template
-Xbyak::Reg X86JITCore::GetDst<X86JITCore::RA_8>(uint32_t Node);
+Xbyak::Reg X86JITCore::GetDst<X86JITCore::RA_8>(uint32_t Node) const;
 
 template<uint8_t RAType>
-std::pair<Xbyak::Reg, Xbyak::Reg> X86JITCore::GetSrcPair(uint32_t Node) {
+std::pair<Xbyak::Reg, Xbyak::Reg> X86JITCore::GetSrcPair(uint32_t Node) const {
   auto PhyReg = GetPhys(Node);
-  if (RAType == RA_64)
+  if constexpr (RAType == RA_64)
     return RA64Pair[PhyReg.Reg];
-  else if (RAType == RA_32)
+  else if constexpr (RAType == RA_32)
     return {RA64Pair[PhyReg.Reg].first.cvt32(), RA64Pair[PhyReg.Reg].second.cvt32()};
 }
 
 template
-std::pair<Xbyak::Reg, Xbyak::Reg> X86JITCore::GetSrcPair<X86JITCore::RA_64>(uint32_t Node);
+std::pair<Xbyak::Reg, Xbyak::Reg> X86JITCore::GetSrcPair<X86JITCore::RA_64>(uint32_t Node) const;
 
 template
-std::pair<Xbyak::Reg, Xbyak::Reg> X86JITCore::GetSrcPair<X86JITCore::RA_32>(uint32_t Node);
+std::pair<Xbyak::Reg, Xbyak::Reg> X86JITCore::GetSrcPair<X86JITCore::RA_32>(uint32_t Node) const;
 
-Xbyak::Xmm X86JITCore::GetDst(uint32_t Node) {
+Xbyak::Xmm X86JITCore::GetDst(uint32_t Node) const {
   auto PhyReg = GetPhys(Node);
   return RAXMM_x[PhyReg.Reg];
 }
 
-bool X86JITCore::IsInlineConstant(const IR::OrderedNodeWrapper& WNode, uint64_t* Value) {
+bool X86JITCore::IsInlineConstant(const IR::OrderedNodeWrapper& WNode, uint64_t* Value) const {
   auto OpHeader = IR->GetOp<IR::IROp_Header>(WNode);
 
   if (OpHeader->Op == IR::IROps::OP_INLINECONSTANT) {
@@ -524,7 +529,7 @@ bool X86JITCore::IsInlineConstant(const IR::OrderedNodeWrapper& WNode, uint64_t*
   }
 }
 
-bool X86JITCore::IsInlineEntrypointOffset(const IR::OrderedNodeWrapper& WNode, uint64_t* Value) {
+bool X86JITCore::IsInlineEntrypointOffset(const IR::OrderedNodeWrapper& WNode, uint64_t* Value) const {
   auto OpHeader = IR->GetOp<IR::IROp_Header>(WNode);
 
   if (OpHeader->Op == IR::IROps::OP_INLINEENTRYPOINTOFFSET) {
@@ -563,7 +568,7 @@ std::tuple<X86JITCore::SetCC, X86JITCore::CMovCC, X86JITCore::JCC> X86JITCore::G
     case FEXCore::IR::COND_VS:
     case FEXCore::IR::COND_VC:
     default:
-      LOGMAN_MSG_A("Unsupported compare type");
+      LOGMAN_MSG_A_FMT("Unsupported compare type");
       break;
   }
 
@@ -606,7 +611,7 @@ void *X86JITCore::CompileCode(uint64_t Entry, [[maybe_unused]] FEXCore::IR::IRLi
     L(RunBlock);
   }
 
-  LOGMAN_THROW_A(RAData != nullptr, "Needs RA");
+  LOGMAN_THROW_A_FMT(RAData != nullptr, "Needs RA");
 
   SpillSlots = RAData->SpillSlots();
 
@@ -662,8 +667,10 @@ void *X86JITCore::CompileCode(uint64_t Entry, [[maybe_unused]] FEXCore::IR::IRLi
   for (auto [BlockNode, BlockHeader] : IR->GetBlocks()) {
     using namespace FEXCore::IR;
     {
+#if defined(ASSERTIONS_ENABLED) && ASSERTIONS_ENABLED
       auto BlockIROp = BlockHeader->CW<IROp_CodeBlock>();
-      LOGMAN_THROW_A(BlockIROp->Header.Op == IR::OP_CODEBLOCK, "IR type failed to be a code block");
+      LOGMAN_THROW_A_FMT(BlockIROp->Header.Op == IR::OP_CODEBLOCK, "IR type failed to be a code block");
+#endif
 
       uint32_t Node = IR->GetID(BlockNode);
       auto IsTarget = JumpTargets.find(Node);
@@ -714,7 +721,7 @@ void *X86JITCore::CompileCode(uint64_t Entry, [[maybe_unused]] FEXCore::IR::IRLi
             Inst << "Reg" << GetPhys(ArgNode) << (i + 1 == NumArgs ? "" : ", ");
         }
 
-        LogMan::Msg::D("%s", Inst.str().c_str());
+        LogMan::Msg::DFmt("{}", Inst.str());
       }
       #endif
       uint32_t ID = IR->GetID(CodeNode);
@@ -764,7 +771,7 @@ uint64_t X86JITCore::ExitFunctionLink(X86JITCore *core, FEXCore::Core::CpuStateF
   return HostCode;
 }
 
-FEXCore::CPU::CPUBackend *CreateX86JITCore(FEXCore::Context::Context *ctx, FEXCore::Core::InternalThreadState *Thread, bool CompileThread) {
-  return new X86JITCore(ctx, Thread, AllocateNewCodeBuffer(CompileThread ? X86JITCore::MAX_CODE_SIZE : X86JITCore::INITIAL_CODE_SIZE), CompileThread);
+std::unique_ptr<CPUBackend> CreateX86JITCore(FEXCore::Context::Context *ctx, FEXCore::Core::InternalThreadState *Thread, bool CompileThread) {
+  return std::make_unique<X86JITCore>(ctx, Thread, AllocateNewCodeBuffer(CompileThread ? X86JITCore::MAX_CODE_SIZE : X86JITCore::INITIAL_CODE_SIZE), CompileThread);
 }
 }

External/FEXCore/Source/Interface/Core/JIT/x86_64/JITClass.h

@@ -6,7 +6,6 @@ $end_info$
 
 #pragma once
 
-#include "Interface/Core/LookupCache.h"
 #include "Interface/Core/BlockSamplingData.h"
 #include "Interface/Core/Dispatcher/Dispatcher.h"
 
@@ -112,26 +111,26 @@ private:
   constexpr static uint8_t RA_64 = 3;
   constexpr static uint8_t RA_XMM = 4;
 
-  IR::PhysicalRegister GetPhys(uint32_t Node);
+  IR::PhysicalRegister GetPhys(uint32_t Node) const;
 
-  bool IsFPR(uint32_t Node);
-  bool IsGPR(uint32_t Node);
+  bool IsFPR(uint32_t Node) const;
+  bool IsGPR(uint32_t Node) const;
 
   template<uint8_t RAType>
-  Xbyak::Reg GetSrc(uint32_t Node);
+  Xbyak::Reg GetSrc(uint32_t Node) const;
   template<uint8_t RAType>
-  std::pair<Xbyak::Reg, Xbyak::Reg> GetSrcPair(uint32_t Node);
+  std::pair<Xbyak::Reg, Xbyak::Reg> GetSrcPair(uint32_t Node) const;
 
   template<uint8_t RAType>
-  Xbyak::Reg GetDst(uint32_t Node);
+  Xbyak::Reg GetDst(uint32_t Node) const;
 
-  Xbyak::Xmm GetSrc(uint32_t Node);
-  Xbyak::Xmm GetDst(uint32_t Node);
+  Xbyak::Xmm GetSrc(uint32_t Node) const;
+  Xbyak::Xmm GetDst(uint32_t Node) const;
 
-  Xbyak::RegExp GenerateModRM(Xbyak::Reg Base, IR::OrderedNodeWrapper Offset, IR::MemOffsetType OffsetType, uint8_t OffsetScale);
+  Xbyak::RegExp GenerateModRM(Xbyak::Reg Base, IR::OrderedNodeWrapper Offset, IR::MemOffsetType OffsetType, uint8_t OffsetScale) const;
 
-  bool IsInlineConstant(const IR::OrderedNodeWrapper& Node, uint64_t* Value = nullptr);
-  bool IsInlineEntrypointOffset(const IR::OrderedNodeWrapper& WNode, uint64_t* Value);
+  bool IsInlineConstant(const IR::OrderedNodeWrapper& Node, uint64_t* Value = nullptr) const;
+  bool IsInlineEntrypointOffset(const IR::OrderedNodeWrapper& WNode, uint64_t* Value) const;
 
   IR::RegisterAllocationPass *RAPass;
   FEXCore::IR::RegisterAllocationData *RAData;
@@ -241,9 +240,7 @@ private:
   DEF_OP(Sbfe);
   DEF_OP(Select);
   DEF_OP(VExtractToGPR);
-  DEF_OP(Float_ToGPR_ZU);
   DEF_OP(Float_ToGPR_ZS);
-  DEF_OP(Float_ToGPR_U);
   DEF_OP(Float_ToGPR_S);
   DEF_OP(FCmp);
   DEF_OP(F80Cmp);
@@ -262,6 +259,7 @@ private:
   DEF_OP(AtomicFetchAnd);
   DEF_OP(AtomicFetchOr);
   DEF_OP(AtomicFetchXor);
+  DEF_OP(AtomicFetchNeg);
 
   ///< Branch ops
   DEF_OP(GuestCallDirect);
@@ -281,16 +279,14 @@ private:
   ///< Conversion ops
   DEF_OP(VInsGPR);
   DEF_OP(VCastFromGPR);
-  DEF_OP(Float_FromGPR_U);
   DEF_OP(Float_FromGPR_S);
   DEF_OP(Float_FToF);
   DEF_OP(Vector_UToF);
   DEF_OP(Vector_SToF);
-  DEF_OP(Vector_FToZU);
   DEF_OP(Vector_FToZS);
-  DEF_OP(Vector_FToU);
   DEF_OP(Vector_FToS);
   DEF_OP(Vector_FToF);
+  DEF_OP(Vector_FToI);
 
   ///< Flag ops
   DEF_OP(GetHostFlag);
@@ -333,6 +329,7 @@ private:
   DEF_OP(SplatVector);
   DEF_OP(VMov);
   DEF_OP(VAnd);
+  DEF_OP(VBic);
   DEF_OP(VOr);
   DEF_OP(VXor);
   DEF_OP(VAdd);
@@ -343,8 +340,10 @@ private:
   DEF_OP(VSQSub);
   DEF_OP(VAddP);
   DEF_OP(VAddV);
+  DEF_OP(VUMinV);
   DEF_OP(VURAvg);
   DEF_OP(VAbs);
+  DEF_OP(VPopcount);
   DEF_OP(VFAdd);
   DEF_OP(VFAddP);
   DEF_OP(VFSub);
@@ -364,6 +363,8 @@ private:
   DEF_OP(VSMax);
   DEF_OP(VZip);
   DEF_OP(VZip2);
+  DEF_OP(VUnZip);
+  DEF_OP(VUnZip2);
   DEF_OP(VBSL);
   DEF_OP(VCMPEQ);
   DEF_OP(VCMPEQZ);
@@ -386,6 +387,7 @@ private:
   DEF_OP(VInsElement);
   DEF_OP(VInsScalarElement);
   DEF_OP(VExtractElement);
+  DEF_OP(VDupElement);
   DEF_OP(VExtr);
   DEF_OP(VSLI);
   DEF_OP(VSRI);
@@ -408,6 +410,7 @@ private:
   DEF_OP(VSMull);
   DEF_OP(VUMull2);
   DEF_OP(VSMull2);
+  DEF_OP(VUABDL);
   DEF_OP(VTBL1);
 
   ///< Encryption ops

External/FEXCore/Source/Interface/Core/JIT/x86_64/MemoryOps.cpp

@@ -36,10 +36,10 @@ DEF_OP(LoadContext) {
     }
     break;
     case 16: {
-      LOGMAN_MSG_A("Invalid GPR load of size 16");
+      LOGMAN_MSG_A_FMT("Invalid GPR load of size 16");
     }
     break;
-    default:  LOGMAN_MSG_A("Unhandled LoadContext size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled LoadContext size: {}", OpSize);
     }
   }
   else {
@@ -69,7 +69,7 @@ DEF_OP(LoadContext) {
         movups(GetDst(Node), xword [STATE + Op->Offset]);
     }
     break;
-    default:  LOGMAN_MSG_A("Unhandled LoadContext size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled LoadContext size: {}", OpSize);
     }
   }
 }
@@ -98,9 +98,9 @@ DEF_OP(StoreContext) {
     }
     break;
     case 16:
-      LogMan::Msg::D("Invalid store size of 16");
+      LogMan::Msg::DFmt("Invalid store size of 16");
     break;
-    default:  LOGMAN_MSG_A("Unhandled StoreContext size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled StoreContext size: {}", OpSize);
     }
   }
   else {
@@ -129,7 +129,7 @@ DEF_OP(StoreContext) {
         movups(xword [STATE + Op->Offset], GetSrc(Op->Header.Args[0].ID()));
     }
     break;
-    default:  LOGMAN_MSG_A("Unhandled StoreContext size: %d", OpSize);
+    default:  LOGMAN_MSG_A_FMT("Unhandled StoreContext size: {}", OpSize);
     }
   }
 }
@@ -160,17 +160,18 @@ DEF_OP(LoadContextIndexed) {
         mov(GetDst<RA_64>(Node),  qword [rax + index * Op->Stride]);
         break;
       default:
-        LOGMAN_MSG_A("Unhandled LoadContextIndexed size: %d", Op->Size);
+        LOGMAN_MSG_A_FMT("Unhandled LoadContextIndexed size: {}", Op->Size);
+        break;
       }
       break;
     }
     case 16:
-      LOGMAN_MSG_A("Invalid Class load of size 16");
+      LOGMAN_MSG_A_FMT("Invalid Class load of size 16");
       break;
     default:
-      LOGMAN_MSG_A("Unhandled LoadContextIndexed stride: %d", Op->Stride);
+      LOGMAN_MSG_A_FMT("Unhandled LoadContextIndexed stride: {}", Op->Stride);
+      break;
     }
-
   }
   else {
     switch (Op->Stride) {
@@ -195,7 +196,8 @@ DEF_OP(LoadContextIndexed) {
         vmovq(GetDst(Node),  qword [rax + index * Op->Stride]);
         break;
       default:
-        LOGMAN_MSG_A("Unhandled LoadContextIndexed size: %d", Op->Size);
+        LOGMAN_MSG_A_FMT("Unhandled LoadContextIndexed size: {}", Op->Size);
+        break;
       }
       break;
     }
@@ -223,12 +225,14 @@ DEF_OP(LoadContextIndexed) {
           movups(GetDst(Node), xword [STATE + rax]);
         break;
       default:
-        LOGMAN_MSG_A("Unhandled LoadContextIndexed size: %d", Op->Size);
+        LOGMAN_MSG_A_FMT("Unhandled LoadContextIndexed size: {}", Op->Size);
+        break;
       }
       break;
     }
     default:
-      LOGMAN_MSG_A("Unhandled LoadContextIndexed stride: %d", Op->Stride);
+      LOGMAN_MSG_A_FMT("Unhandled LoadContextIndexed stride: {}", Op->Stride);
+      break;
     }
   }
 }
@@ -248,13 +252,14 @@ DEF_OP(StoreContextIndexed) {
     case 4:
     case 8: {
       if (!(size == 1 || size == 2 || size == 4 || size == 8)) {
-        LOGMAN_MSG_A("Unhandled StoreContextIndexed size: %d", Op->Size);
+        LOGMAN_MSG_A_FMT("Unhandled StoreContextIndexed size: {}", Op->Size);
       }
       mov(AddressFrame(Op->Size * 8) [rax + index * Op->Stride], value);
       break;
     }
     default:
-      LOGMAN_MSG_A("Unhandled StoreContextIndexed stride: %d", Op->Stride);
+      LOGMAN_MSG_A_FMT("Unhandled StoreContextIndexed stride: {}", Op->Stride);
+      break;
     }
   }
   else {
@@ -279,7 +284,8 @@ DEF_OP(StoreContextIndexed) {
         vmovq(AddressFrame(Op->Size * 8) [rax + index * Op->Stride], value);
         break;
       default:
-        LOGMAN_MSG_A("Unhandled StoreContextIndexed size: %d", size);
+        LOGMAN_MSG_A_FMT("Unhandled StoreContextIndexed size: {}", size);
+        break;
       }
       break;
     }
@@ -307,12 +313,14 @@ DEF_OP(StoreContextIndexed) {
           movups(xword [STATE + rax], value);
         break;
       default:
-        LOGMAN_MSG_A("Unhandled StoreContextIndexed size: %d", size);
+        LOGMAN_MSG_A_FMT("Unhandled StoreContextIndexed size: {}", size);
+        break;
       }
       break;
     }
     default:
-      LOGMAN_MSG_A("Unhandled StoreContextIndexed stride: %d", Op->Stride);
+      LOGMAN_MSG_A_FMT("Unhandled StoreContextIndexed stride: {}", Op->Stride);
+      break;
     }
   }
 }
@@ -340,7 +348,7 @@ DEF_OP(SpillRegister) {
         mov(qword [rsp + SlotOffset], GetSrc<RA_64>(Op->Header.Args[0].ID()));
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled SpillRegister size: %d", OpSize);
+      default:  LOGMAN_MSG_A_FMT("Unhandled SpillRegister size: {}", OpSize);
     }
   } else if (Op->Class == FEXCore::IR::FPRClass) {
     switch (OpSize) {
@@ -356,10 +364,10 @@ DEF_OP(SpillRegister) {
         movaps(xword [rsp + SlotOffset], GetSrc(Op->Header.Args[0].ID()));
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled SpillRegister size: %d", OpSize);
+      default:  LOGMAN_MSG_A_FMT("Unhandled SpillRegister size: {}", OpSize);
     }
   } else {
-    LOGMAN_MSG_A("Unhandled SpillRegister class: %d", Op->Class.Val);
+    LOGMAN_MSG_A_FMT("Unhandled SpillRegister class: {}", Op->Class.Val);
   }
 
 
@@ -388,7 +396,7 @@ DEF_OP(FillRegister) {
         mov(GetDst<RA_64>(Node), qword [rsp + SlotOffset]);
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled FillRegister size: %d", OpSize);
+      default:  LOGMAN_MSG_A_FMT("Unhandled FillRegister size: {}", OpSize);
     }
   } else if (Op->Class == FEXCore::IR::FPRClass) {
     switch (OpSize) {
@@ -404,10 +412,10 @@ DEF_OP(FillRegister) {
         movaps(GetDst(Node), xword [rsp + SlotOffset]);
         break;
       }
-      default:  LOGMAN_MSG_A("Unhandled FillRegister size: %d", OpSize);
+      default:  LOGMAN_MSG_A_FMT("Unhandled FillRegister size: {}", OpSize);
     }
   } else {
-    LOGMAN_MSG_A("Unhandled FillRegister class: %d", Op->Class.Val);
+    LOGMAN_MSG_A_FMT("Unhandled FillRegister class: {}", Op->Class.Val);
   }
 }
 
@@ -425,16 +433,16 @@ DEF_OP(StoreFlag) {
   mov(byte [STATE + (offsetof(FEXCore::Core::CPUState, flags[0]) + Op->Flag)], al);
 }
 
-Xbyak::RegExp X86JITCore::GenerateModRM(Xbyak::Reg Base, IR::OrderedNodeWrapper Offset, IR::MemOffsetType OffsetType, uint8_t OffsetScale) {
+Xbyak::RegExp X86JITCore::GenerateModRM(Xbyak::Reg Base, IR::OrderedNodeWrapper Offset, IR::MemOffsetType OffsetType, uint8_t OffsetScale) const {
   if (Offset.IsInvalid()) {
     return Base;
   } else {
     if (OffsetScale != 1 && OffsetScale != 2 && OffsetScale != 4 && OffsetScale != 8) {
-      LOGMAN_MSG_A("Unhandled GenerateModRM OffsetScale: %d", OffsetScale);
+      LOGMAN_MSG_A_FMT("Unhandled GenerateModRM OffsetScale: {}", OffsetScale);
     }
 
     if (OffsetType != IR::MEM_OFFSET_SXTX) {
-      LOGMAN_MSG_A("Unhandled GenerateModRM OffsetType: %d", OffsetType.Val);
+      LOGMAN_MSG_A_FMT("Unhandled GenerateModRM OffsetType: {}", OffsetType.Val);
     }
 
     uint64_t Const;
@@ -475,7 +483,7 @@ DEF_OP(LoadMem) {
         mov(Dst, qword [MemPtr]);
       }
       break;
-      default:  LOGMAN_MSG_A("Unhandled LoadMem size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled LoadMem size: {}", Op->Size);
     }
   }
   else
@@ -511,7 +519,7 @@ DEF_OP(LoadMem) {
          }
        }
        break;
-      default:  LOGMAN_MSG_A("Unhandled LoadMem size: %d", Op->Size);
+      default:  LOGMAN_MSG_A_FMT("Unhandled LoadMem size: {}", Op->Size);
     }
   }
 }
@@ -537,7 +545,7 @@ DEF_OP(StoreMem) {
     case 8:
       mov(qword [MemPtr], GetSrc<RA_64>(Op->Header.Args[1].ID()));
     break;
-    default:  LOGMAN_MSG_A("Unhandled StoreMem size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled StoreMem size: {}", Op->Size);
     }
   }
   else {
@@ -560,17 +568,17 @@ DEF_OP(StoreMem) {
       else
         movups(xword [MemPtr], GetSrc(Op->Header.Args[1].ID()));
     break;
-    default:  LOGMAN_MSG_A("Unhandled StoreMem size: %d", Op->Size);
+    default:  LOGMAN_MSG_A_FMT("Unhandled StoreMem size: {}", Op->Size);
     }
   }
 }
 
 DEF_OP(VLoadMemElement) {
-  LOGMAN_MSG_A("Unimplemented");
+  LOGMAN_MSG_A_FMT("Unimplemented");
 }
 
 DEF_OP(VStoreMemElement) {
-  LOGMAN_MSG_A("Unimplemented");
+  LOGMAN_MSG_A_FMT("Unimplemented");
 }
 
 DEF_OP(CacheLineClear) {

External/FEXCore/Source/Interface/Core/JIT/x86_64/MiscOps.cpp

@@ -9,7 +9,11 @@ $end_info$
 
 namespace FEXCore::CPU {
 static void PrintValue(uint64_t Value) {
-  LogMan::Msg::D("Value: 0x%lx", Value);
+  LogMan::Msg::DFmt("Value: 0x{:x}", Value);
+}
+
+static void PrintVectorValue(uint64_t Value, uint64_t ValueUpper) {
+  LogMan::Msg::DFmt("Value: 0x{:016x}'{:016x}", ValueUpper, Value);
 }
 
 #define DEF_OP(x) void X86JITCore::Op_##x(FEXCore::IR::IROp_Header *IROp, uint32_t Node)
@@ -26,7 +30,7 @@ DEF_OP(Fence) {
     case IR::Fence_Store.Val:
       sfence();
       break;
-    default: LOGMAN_MSG_A("Unknown Fence: %d", Op->Fence); break;
+    default: LOGMAN_MSG_A_FMT("Unknown Fence: {}", Op->Fence); break;
   }
 }
 
@@ -79,7 +83,7 @@ DEF_OP(Break) {
       }
     break;
     }
-    default: LOGMAN_MSG_A("Unknown Break reason: %d", Op->Reason);
+    default: LOGMAN_MSG_A_FMT("Unknown Break reason: {}", Op->Reason);
   }
 }
 
@@ -119,24 +123,22 @@ DEF_OP(SetRoundingMode) {
 DEF_OP(Print) {
   auto Op = IROp->C<IR::IROp_Print>();
 
-  for (auto &Reg : RA64)
-    push(Reg);
+  PushRegs();
+  if (IsGPR(Op->Header.Args[0].ID())) {
+    mov (rdi, GetSrc<RA_64>(Op->Header.Args[0].ID()));
 
-  auto NumPush = RA64.size();
-  if (NumPush & 1)
-    sub(rsp, 8); // Align
+    mov(rax, reinterpret_cast<uintptr_t>(PrintValue));
+  }
+  else {
+    pextrq(rdi, GetSrc(Op->Header.Args[0].ID()), 0);
+    pextrq(rsi, GetSrc(Op->Header.Args[0].ID()), 1);
 
-  mov (rdi, GetSrc<RA_64>(Op->Header.Args[0].ID()));
-
-  mov(rax, reinterpret_cast<uintptr_t>(PrintValue));
+    mov(rax, reinterpret_cast<uintptr_t>(PrintVectorValue));
+  }
 
   call(rax);
 
-  if (NumPush & 1)
-    add(rsp, 8); // Align
-
-  for (uint32_t i = RA64.size(); i > 0; --i)
-    pop(RA64[i - 1]);
+  PopRegs();
 }
 
 #undef DEF_OP

External/FEXCore/Source/Interface/Core/JIT/x86_64/MoveOps.cpp

@@ -25,7 +25,7 @@ DEF_OP(ExtractElementPair) {
       mov (GetDst<RA_64>(Node), Regs[Op->Element]);
       break;
     }
-    default: LOGMAN_MSG_A("Unknown Size"); break;
+    default: LOGMAN_MSG_A_FMT("Unknown Size"); break;
   }
 }
 
@@ -51,7 +51,7 @@ DEF_OP(CreateElementPair) {
       RegTmp = rax;
       break;
     }
-    default: LOGMAN_MSG_A("Unknown Size"); break;
+    default: LOGMAN_MSG_A_FMT("Unknown Size"); break;
   }
 
   if (Dst.first != RegSecond) {

External/FEXCore/Source/Interface/Core/LookupCache.h

@@ -38,7 +38,10 @@ public:
   std::map<uint64_t, std::vector<uint64_t>> CodePages;
 
   void AddBlockMapping(uint64_t Address, void *HostCode, uint64_t Start, uint64_t Length) { 
-    auto InsertPoint = BlockList.emplace(Address, (uintptr_t)HostCode);
+#if defined(ASSERTIONS_ENABLED) && ASSERTIONS_ENABLED
+    auto InsertPoint =
+#endif
+    BlockList.emplace(Address, (uintptr_t)HostCode);
     LOGMAN_THROW_A(InsertPoint.second == true, "Dupplicate block mapping added");
 
     for (auto CurrentPage = Start >> 12, EndPage = (Start + Length) >> 12; CurrentPage <= EndPage; CurrentPage++) {
@@ -98,8 +101,8 @@ public:
 
   void HintUsedRange(uint64_t Address, uint64_t Size);
 
-  uintptr_t GetL1Pointer() { return L1Pointer; }
-  uintptr_t GetPagePointer() { return PagePointer; }
+  uintptr_t GetL1Pointer() const { return L1Pointer; }
+  uintptr_t GetPagePointer() const { return PagePointer; }
   uintptr_t GetVirtualMemorySize() const { return VirtualMemSize; }
 
   constexpr static size_t L1_ENTRIES = 1 * 1024 * 1024; // Must be a power of 2

External/FEXCore/Source/Interface/Core/OpcodeDispatcher.h

@@ -85,7 +85,7 @@ public:
       auto it = JumpTargets.find(NextRIP);
       if (it == JumpTargets.end()) {
 
-        uint8_t GPRSize = CTX->Config.Is64BitMode ? 8 : 4;
+        const uint8_t GPRSize = CTX->GetGPRSize();
         // If we don't have a jump target to a new block then we have to leave
         // Set the RIP to the next instruction and leave
         auto RelocatedNextRIP = _EntrypointOffset(NextRIP - Entry, GPRSize);
@@ -105,7 +105,7 @@ public:
 
   void ResetWorkingList();
   void ResetDecodeFailure() { DecodeFailure = false; }
-  bool HadDecodeFailure() { return DecodeFailure; }
+  bool HadDecodeFailure() const { return DecodeFailure; }
 
   void BeginFunction(uint64_t RIP, std::vector<FEXCore::Frontend::Decoder::DecodedBlocks> const *Blocks);
   void Finalize();
@@ -260,12 +260,6 @@ public:
   template<size_t ElementSize>
   void PSUBQOp(OpcodeArgs);
   template<size_t ElementSize>
-  void PMINUOp(OpcodeArgs);
-  template<size_t ElementSize>
-  void PMAXUOp(OpcodeArgs);
-  void PMINSWOp(OpcodeArgs);
-  void PMAXSWOp(OpcodeArgs);
-  template<size_t ElementSize>
   void MOVMSKOp(OpcodeArgs);
   void MOVMSKOpOne(OpcodeArgs);
   template<size_t ElementSize>
@@ -275,20 +269,16 @@ public:
   void PSHUFBOp(OpcodeArgs);
   template<size_t ElementSize, bool HalfSize, bool Low>
   void PSHUFDOp(OpcodeArgs);
-  template<size_t ElementSize>
-  void PCMPEQOp(OpcodeArgs);
-  template<size_t ElementSize>
-  void PCMPGTOp(OpcodeArgs);
   void MOVDOp(OpcodeArgs);
-  template<size_t ElementSize, bool Scalar, uint32_t SrcIndex>
+  template<size_t ElementSize>
   void PSRLDOp(OpcodeArgs);
   template<size_t ElementSize>
   void PSRLI(OpcodeArgs);
   template<size_t ElementSize>
   void PSLLI(OpcodeArgs);
-  template<size_t ElementSize, bool Scalar, uint32_t SrcIndex>
+  template<size_t ElementSize>
   void PSLL(OpcodeArgs);
-  template<size_t ElementSize, bool Scalar, uint32_t SrcIndex>
+  template<size_t ElementSize>
   void PSRAOp(OpcodeArgs);
   void PSRLDQ(OpcodeArgs);
   void PSLLDQ(OpcodeArgs);
@@ -297,21 +287,21 @@ public:
   template<size_t ElementSize>
   void PAVGOp(OpcodeArgs);
   void MOVDDUPOp(OpcodeArgs);
-  template<size_t DstElementSize, bool Signed>
+  template<size_t DstElementSize>
   void CVTGPR_To_FPR(OpcodeArgs);
-  template<size_t SrcElementSize, bool Signed, bool HostRoundingMode>
+  template<size_t SrcElementSize, bool HostRoundingMode>
   void CVTFPR_To_GPR(OpcodeArgs);
-  template<size_t SrcElementSize, bool Signed, bool Widen>
+  template<size_t SrcElementSize, bool Widen>
   void Vector_CVT_Int_To_Float(OpcodeArgs);
   template<size_t DstElementSize, size_t SrcElementSize>
   void Scalar_CVT_Float_To_Float(OpcodeArgs);
   template<size_t DstElementSize, size_t SrcElementSize>
   void Vector_CVT_Float_To_Float(OpcodeArgs);
-  template<size_t SrcElementSize, bool Signed, bool Narrow, bool HostRoundingMode>
+  template<size_t SrcElementSize, bool Narrow, bool HostRoundingMode>
   void Vector_CVT_Float_To_Int(OpcodeArgs);
-  template<size_t SrcElementSize, bool Signed, bool Widen>
+  template<size_t SrcElementSize, bool Widen>
   void MMX_To_XMM_Vector_CVT_Int_To_Float(OpcodeArgs);
-  template<size_t SrcElementSize, bool Signed, bool Narrow, bool HostRoundingMode>
+  template<size_t SrcElementSize, bool HostRoundingMode>
   void XMM_To_MMX_Vector_CVT_Float_To_Int(OpcodeArgs);
   void MASKMOVOp(OpcodeArgs);
   void MOVBetweenGPR_FPR(OpcodeArgs);
@@ -325,17 +315,13 @@ public:
   void ANDNOp(OpcodeArgs);
   template<size_t ElementSize>
   void PINSROp(OpcodeArgs);
+  void InsertPSOp(OpcodeArgs);
   template<size_t ElementSize>
   void PExtrOp(OpcodeArgs);
-  template<size_t ElementSize, bool Signed>
-  void PMULOp(OpcodeArgs);
 
   template<size_t ElementSize>
   void PSIGN(OpcodeArgs);
 
-  template<size_t ElementSize>
-  void PABS(OpcodeArgs);
-
   // X87 Ops
   template<size_t width>
   void FLD(OpcodeArgs);
@@ -394,6 +380,8 @@ public:
   void X87FRSTOR(OpcodeArgs);
   void X87FXAM(OpcodeArgs);
   void X87FCMOV(OpcodeArgs);
+  void X87EMMS(OpcodeArgs);
+  void X87FFREE(OpcodeArgs);
 
   void FXCH(OpcodeArgs);
 
@@ -470,6 +458,23 @@ public:
   void AESDecLastOp(OpcodeArgs);
   void AESKeyGenAssist(OpcodeArgs);
 
+  template<size_t ElementSize, size_t DstElementSize, bool Signed>
+  void ExtendVectorElements(OpcodeArgs);
+  template<size_t ElementSize, bool Scalar>
+  void VectorRound(OpcodeArgs);
+
+  template<size_t ElementSize>
+  void VectorBlend(OpcodeArgs);
+
+  template<size_t ElementSize>
+  void VectorVariableBlend(OpcodeArgs);
+  void PTestOp(OpcodeArgs);
+  void PHMINPOSUWOp(OpcodeArgs);
+  template<size_t ElementSize>
+  void DPPOp(OpcodeArgs);
+
+  void MPSADBWOp(OpcodeArgs);
+
   void UnimplementedOp(OpcodeArgs);
 
 #undef OpcodeArgs
@@ -494,13 +499,23 @@ private:
   void StoreResult(FEXCore::IR::RegisterClassType Class, FEXCore::X86Tables::DecodedOp Op, FEXCore::X86Tables::DecodedOperand const& Operand, OrderedNode *const Src, int8_t Align);
   void StoreResult(FEXCore::IR::RegisterClassType Class, FEXCore::X86Tables::DecodedOp Op, OrderedNode *const Src, int8_t Align);
 
-  uint8_t GetDstSize(FEXCore::X86Tables::DecodedOp Op);
-  uint8_t GetSrcSize(FEXCore::X86Tables::DecodedOp Op);
+  uint8_t GetDstSize(FEXCore::X86Tables::DecodedOp Op) const;
+  uint8_t GetSrcSize(FEXCore::X86Tables::DecodedOp Op) const;
 
   template<unsigned BitOffset>
-  void SetRFLAG(OrderedNode *Value);
-  void SetRFLAG(OrderedNode *Value, unsigned BitOffset);
-  OrderedNode *GetRFLAG(unsigned BitOffset);
+  void SetRFLAG(OrderedNode *Value) {
+    flagsOp = FLAGS_OP_NONE;
+    _StoreFlag(_Bfe(1, 0, Value), BitOffset);
+  }
+
+  void SetRFLAG(OrderedNode *Value, unsigned BitOffset) {
+    flagsOp = FLAGS_OP_NONE;
+    _StoreFlag(_Bfe(1, 0, Value), BitOffset);
+  }
+
+  OrderedNode *GetRFLAG(unsigned BitOffset) {
+    return _LoadFlag(BitOffset);
+  }
 
   OrderedNode *SelectCC(uint8_t OP, OrderedNode *TrueValue, OrderedNode *FalseValue);
 
@@ -523,14 +538,22 @@ private:
   void GenerateFlags_RotateLeftImmediate(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, uint64_t Shift);
 
   OrderedNode * GetX87Top();
+  enum X87Tag {
+    TAG_VALID   = 0b00,
+    TAG_ZERO    = 0b01,
+    TAG_SPECIAL = 0b10,
+    TAG_EMPTY   = 0b11
+  };
+  void SetX87TopTag(OrderedNode *Value, uint32_t Tag);
+  OrderedNode *GetX87FTW(OrderedNode *Value);
   void SetX87Top(OrderedNode *Value);
 
-  bool DestIsLockedMem(FEXCore::X86Tables::DecodedOp Op) {
-    return Op->Dest.TypeNone.Type !=FEXCore::X86Tables::DecodedOperand::TYPE_GPR && (Op->Flags & FEXCore::X86Tables::DecodeFlags::FLAG_LOCK);
+  bool DestIsLockedMem(FEXCore::X86Tables::DecodedOp Op) const {
+    return DestIsMem(Op) && (Op->Flags & FEXCore::X86Tables::DecodeFlags::FLAG_LOCK) != 0;
   }
 
-  bool DestIsMem(FEXCore::X86Tables::DecodedOp Op) {
-    return Op->Dest.TypeNone.Type !=FEXCore::X86Tables::DecodedOperand::TYPE_GPR;
+  bool DestIsMem(FEXCore::X86Tables::DecodedOp Op) const {
+    return !Op->Dest.IsGPR();
   }
 
   void CreateJumpBlocks(std::vector<FEXCore::Frontend::Decoder::DecodedBlocks> const *Blocks);

External/FEXCore/Source/Interface/Core/OpcodeDispatcher/Crypto.cpp

@@ -0,0 +1,58 @@
+/*
+$info$
+tags: frontend|x86-to-ir, opcodes|dispatcher-implementations
+desc: Handles x86/64 Crypto instructions to IR
+$end_info$
+*/
+
+#include "Interface/Core/OpcodeDispatcher.h"
+
+#include <FEXCore/Core/X86Enums.h>
+
+namespace FEXCore::IR {
+#define OpcodeArgs [[maybe_unused]] FEXCore::X86Tables::DecodedOp Op
+
+void OpDispatchBuilder::AESImcOp(OpcodeArgs) {
+  OrderedNode *Src = LoadSource(FPRClass, Op, Op->Src[0], Op->Flags, -1);
+  auto Res = _VAESImc(Src);
+  StoreResult(FPRClass, Op, Res, -1);
+}
+
+void OpDispatchBuilder::AESEncOp(OpcodeArgs) {
+  OrderedNode *Dest = LoadSource(FPRClass, Op, Op->Dest, Op->Flags, -1);
+  OrderedNode *Src = LoadSource(FPRClass, Op, Op->Src[0], Op->Flags, -1);
+  auto Res = _VAESEnc(Dest, Src);
+  StoreResult(FPRClass, Op, Res, -1);
+}
+
+void OpDispatchBuilder::AESEncLastOp(OpcodeArgs) {
+  OrderedNode *Dest = LoadSource(FPRClass, Op, Op->Dest, Op->Flags, -1);
+  OrderedNode *Src = LoadSource(FPRClass, Op, Op->Src[0], Op->Flags, -1);
+  auto Res = _VAESEncLast(Dest, Src);
+  StoreResult(FPRClass, Op, Res, -1);
+}
+
+void OpDispatchBuilder::AESDecOp(OpcodeArgs) {
+  OrderedNode *Dest = LoadSource(FPRClass, Op, Op->Dest, Op->Flags, -1);
+  OrderedNode *Src = LoadSource(FPRClass, Op, Op->Src[0], Op->Flags, -1);
+  auto Res = _VAESDec(Dest, Src);
+  StoreResult(FPRClass, Op, Res, -1);
+}
+
+void OpDispatchBuilder::AESDecLastOp(OpcodeArgs) {
+  OrderedNode *Dest = LoadSource(FPRClass, Op, Op->Dest, Op->Flags, -1);
+  OrderedNode *Src = LoadSource(FPRClass, Op, Op->Src[0], Op->Flags, -1);
+  auto Res = _VAESDecLast(Dest, Src);
+  StoreResult(FPRClass, Op, Res, -1);
+}
+
+void OpDispatchBuilder::AESKeyGenAssist(OpcodeArgs) {
+  OrderedNode *Src = LoadSource(FPRClass, Op, Op->Src[0], Op->Flags, -1);
+  LOGMAN_THROW_A(Op->Src[1].IsLiteral(), "Src1 needs to be literal here");
+  uint64_t RCON = Op->Src[1].Data.Literal.Value;
+
+  auto Res = _VAESKeyGenAssist(Src, RCON);
+  StoreResult(FPRClass, Op, Res, -1);
+}
+
+}

External/FEXCore/Source/Interface/Core/OpcodeDispatcher/Flags.cpp

@@ -0,0 +1,810 @@
+/*
+$info$
+tags: frontend|x86-to-ir, opcodes|dispatcher-implementations
+desc: Handles x86/64 flag generation
+$end_info$
+*/
+
+#include "Interface/Core/OpcodeDispatcher.h"
+
+#include <FEXCore/Core/X86Enums.h>
+
+namespace FEXCore::IR {
+constexpr std::array<uint32_t, 17> FlagOffsets = {
+  FEXCore::X86State::RFLAG_CF_LOC,
+  FEXCore::X86State::RFLAG_PF_LOC,
+  FEXCore::X86State::RFLAG_AF_LOC,
+  FEXCore::X86State::RFLAG_ZF_LOC,
+  FEXCore::X86State::RFLAG_SF_LOC,
+  FEXCore::X86State::RFLAG_TF_LOC,
+  FEXCore::X86State::RFLAG_IF_LOC,
+  FEXCore::X86State::RFLAG_DF_LOC,
+  FEXCore::X86State::RFLAG_OF_LOC,
+  FEXCore::X86State::RFLAG_IOPL_LOC,
+  FEXCore::X86State::RFLAG_NT_LOC,
+  FEXCore::X86State::RFLAG_RF_LOC,
+  FEXCore::X86State::RFLAG_VM_LOC,
+  FEXCore::X86State::RFLAG_AC_LOC,
+  FEXCore::X86State::RFLAG_VIF_LOC,
+  FEXCore::X86State::RFLAG_VIP_LOC,
+  FEXCore::X86State::RFLAG_ID_LOC,
+};
+
+void OpDispatchBuilder::SetPackedRFLAG(bool Lower8, OrderedNode *Src) {
+  uint8_t NumFlags = FlagOffsets.size();
+  if (Lower8) {
+    NumFlags = 5;
+  }
+  auto OneConst = _Constant(1);
+  for (int i = 0; i < NumFlags; ++i) {
+    auto Tmp = _And(_Lshr(Src, _Constant(FlagOffsets[i])), OneConst);
+    SetRFLAG(Tmp, FlagOffsets[i]);
+  }
+}
+
+OrderedNode *OpDispatchBuilder::GetPackedRFLAG(bool Lower8) {
+  OrderedNode *Original = _Constant(2);
+  uint8_t NumFlags = FlagOffsets.size();
+  if (Lower8) {
+    NumFlags = 5;
+  }
+
+  for (int i = 0; i < NumFlags; ++i) {
+    OrderedNode *Flag = _LoadFlag(FlagOffsets[i]);
+    Flag = _Bfe(4, 32, 0, Flag);
+    Flag = _Lshl(Flag, _Constant(FlagOffsets[i]));
+    Original = _Or(Original, Flag);
+  }
+  return Original;
+}
+
+void OpDispatchBuilder::GenerateFlags_ADC(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, OrderedNode *Src2, OrderedNode *CF) {
+  auto Size = GetSrcSize(Op) * 8;
+  // AF
+  {
+    OrderedNode *AFRes = _Xor(_Xor(Src1, Src2), Res);
+    AFRes = _Bfe(1, 4, AFRes);
+    SetRFLAG<FEXCore::X86State::RFLAG_AF_LOC>(AFRes);
+  }
+
+  // SF
+  {
+    auto SignBitConst = _Constant(GetSrcSize(Op) * 8 - 1);
+
+    auto LshrOp = _Lshr(Res, SignBitConst);
+    SetRFLAG<FEXCore::X86State::RFLAG_SF_LOC>(LshrOp);
+  }
+
+  // PF
+  if (!CTX->Config.ABINoPF) {
+    auto PopCountOp = _Popcount(_And(Res, _Constant(0xFF)));
+
+    auto XorOp = _Xor(PopCountOp, _Constant(1));
+    SetRFLAG<FEXCore::X86State::RFLAG_PF_LOC>(XorOp);
+  } else {
+    _InvalidateFlags(1UL << FEXCore::X86State::RFLAG_PF_LOC);
+  }
+
+  // ZF
+  {
+    auto SelectOp = _Select(FEXCore::IR::COND_EQ,
+        Res, _Constant(0), _Constant(1), _Constant(0));
+    SetRFLAG<FEXCore::X86State::RFLAG_ZF_LOC>(SelectOp);
+  }
+
+  // CF
+  // Unsigned
+  {
+    auto SelectOpLT = _Select(FEXCore::IR::COND_ULT, Res, Src2, _Constant(1), _Constant(0));
+    auto SelectOpLE = _Select(FEXCore::IR::COND_ULE, Res, Src2, _Constant(1), _Constant(0));
+    auto SelectCF   = _Select(FEXCore::IR::COND_EQ, CF, _Constant(1), SelectOpLE, SelectOpLT);
+    SetRFLAG<FEXCore::X86State::RFLAG_CF_LOC>(SelectCF);
+  }
+
+  // OF
+  // Signed
+  {
+    auto NegOne = _Constant(~0ULL);
+    auto XorOp1 = _Xor(_Xor(Src1, Src2), NegOne);
+    auto XorOp2 = _Xor(Res, Src1);
+    OrderedNode *AndOp1 = _And(XorOp1, XorOp2);
+
+    switch (Size) {
+    case 8:
+      AndOp1 = _Bfe(1, 7, AndOp1);
+    break;
+    case 16:
+      AndOp1 = _Bfe(1, 15, AndOp1);
+    break;
+    case 32:
+      AndOp1 = _Bfe(1, 31, AndOp1);
+    break;
+    case 64:
+      AndOp1 = _Bfe(1, 63, AndOp1);
+    break;
+    default: LOGMAN_MSG_A("Unknown BFESize: %d", Size); break;
+    }
+    SetRFLAG<FEXCore::X86State::RFLAG_OF_LOC>(AndOp1);
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_SBB(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, OrderedNode *Src2, OrderedNode *CF) {
+  // AF
+  {
+    OrderedNode *AFRes = _Xor(_Xor(Src1, Src2), Res);
+    AFRes = _Bfe(1, 4, AFRes);
+    SetRFLAG<FEXCore::X86State::RFLAG_AF_LOC>(AFRes);
+  }
+
+  // SF
+  {
+    auto SignBitConst = _Constant(GetSrcSize(Op) * 8 - 1);
+
+    auto LshrOp = _Lshr(Res, SignBitConst);
+    SetRFLAG<FEXCore::X86State::RFLAG_SF_LOC>(LshrOp);
+  }
+
+  // PF
+  if (!CTX->Config.ABINoPF) {
+    auto PopCountOp = _Popcount(_And(Res, _Constant(0xFF)));
+
+    auto XorOp = _Xor(PopCountOp, _Constant(1));
+    SetRFLAG<FEXCore::X86State::RFLAG_PF_LOC>(XorOp);
+  } else {
+    _InvalidateFlags(1UL << FEXCore::X86State::RFLAG_PF_LOC);
+  }
+
+  // ZF
+  {
+    auto SelectOp = _Select(FEXCore::IR::COND_EQ,
+        Res, _Constant(0), _Constant(1), _Constant(0));
+    SetRFLAG<FEXCore::X86State::RFLAG_ZF_LOC>(SelectOp);
+  }
+
+  // CF
+  // Unsigned
+  {
+    auto SelectOpLT = _Select(FEXCore::IR::COND_UGT, Res, Src1, _Constant(1), _Constant(0));
+    auto SelectOpLE = _Select(FEXCore::IR::COND_UGE, Res, Src1, _Constant(1), _Constant(0));
+    auto SelectCF   = _Select(FEXCore::IR::COND_EQ, CF, _Constant(1), SelectOpLE, SelectOpLT);
+    SetRFLAG<FEXCore::X86State::RFLAG_CF_LOC>(SelectCF);
+  }
+
+  // OF
+  // Signed
+  {
+    auto XorOp1 = _Xor(Src1, Src2);
+    auto XorOp2 = _Xor(Res, Src1);
+    OrderedNode *AndOp1 = _And(XorOp1, XorOp2);
+
+    switch (GetSrcSize(Op)) {
+    case 1:
+      AndOp1 = _Bfe(1, 7, AndOp1);
+    break;
+    case 2:
+      AndOp1 = _Bfe(1, 15, AndOp1);
+    break;
+    case 4:
+      AndOp1 = _Bfe(1, 31, AndOp1);
+    break;
+    case 8:
+      AndOp1 = _Bfe(1, 63, AndOp1);
+    break;
+    default: LOGMAN_MSG_A("Unknown BFESize: %d", GetSrcSize(Op)); break;
+    }
+    SetRFLAG<FEXCore::X86State::RFLAG_OF_LOC>(AndOp1);
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_SUB(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, OrderedNode *Src2, bool UpdateCF) {
+  // AF
+  {
+    OrderedNode *AFRes = _Xor(_Xor(Src1, Src2), Res);
+    AFRes = _Bfe(1, 4, AFRes);
+    SetRFLAG<FEXCore::X86State::RFLAG_AF_LOC>(AFRes);
+  }
+
+  // SF
+  {
+    auto SignBitConst = _Constant(GetSrcSize(Op) * 8 - 1);
+
+    auto LshrOp = _Lshr(Res, SignBitConst);
+    SetRFLAG<FEXCore::X86State::RFLAG_SF_LOC>(LshrOp);
+  }
+
+  // PF
+  if (!CTX->Config.ABINoPF) {
+    auto EightBitMask = _Constant(0xFF);
+    auto PopCountOp = _Popcount(_And(Res, EightBitMask));
+    auto XorOp = _Xor(PopCountOp, _Constant(1));
+    SetRFLAG<FEXCore::X86State::RFLAG_PF_LOC>(XorOp);
+  } else {
+    _InvalidateFlags(1UL << FEXCore::X86State::RFLAG_PF_LOC);
+  }
+
+  // ZF
+  {
+    auto ZeroConst = _Constant(0);
+    auto OneConst = _Constant(1);
+    auto SelectOp = _Select(FEXCore::IR::COND_EQ,
+        Res, ZeroConst, OneConst, ZeroConst);
+    SetRFLAG<FEXCore::X86State::RFLAG_ZF_LOC>(SelectOp);
+  }
+
+  // CF
+  if (UpdateCF) {
+    auto ZeroConst = _Constant(0);
+    auto OneConst = _Constant(1);
+
+    auto SelectOp = _Select(FEXCore::IR::COND_ULT,
+        Src1, Src2, OneConst, ZeroConst);
+
+    SetRFLAG<FEXCore::X86State::RFLAG_CF_LOC>(SelectOp);
+  }
+  // OF
+  {
+    auto XorOp1 = _Xor(Src1, Src2);
+    auto XorOp2 = _Xor(Res, Src1);
+    OrderedNode *FinalAnd = _And(XorOp1, XorOp2);
+
+    FinalAnd = _Bfe(1, GetSrcSize(Op) * 8 - 1, FinalAnd);
+
+    SetRFLAG<FEXCore::X86State::RFLAG_OF_LOC>(FinalAnd);
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_ADD(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, OrderedNode *Src2, bool UpdateCF) {
+  // AF
+  {
+    OrderedNode *AFRes = _Xor(_Xor(Src1, Src2), Res);
+    AFRes = _Bfe(1, 4, AFRes);
+    SetRFLAG<FEXCore::X86State::RFLAG_AF_LOC>(AFRes);
+  }
+
+  // SF
+  {
+    auto SignBitConst = _Constant(GetSrcSize(Op) * 8 - 1);
+
+    auto LshrOp = _Lshr(Res, SignBitConst);
+    SetRFLAG<FEXCore::X86State::RFLAG_SF_LOC>(LshrOp);
+  }
+
+  // PF
+  if (!CTX->Config.ABINoPF) {
+    auto EightBitMask = _Constant(0xFF);
+    auto PopCountOp = _Popcount(_And(Res, EightBitMask));
+    auto XorOp = _Xor(PopCountOp, _Constant(1));
+    SetRFLAG<FEXCore::X86State::RFLAG_PF_LOC>(XorOp);
+  } else {
+    _InvalidateFlags(1UL << FEXCore::X86State::RFLAG_PF_LOC);
+  }
+
+  // ZF
+  {
+    auto SelectOp = _Select(FEXCore::IR::COND_EQ,
+        Res, _Constant(0), _Constant(1), _Constant(0));
+    SetRFLAG<FEXCore::X86State::RFLAG_ZF_LOC>(SelectOp);
+  }
+  // CF
+  if (UpdateCF) {
+    auto SelectOp = _Select(FEXCore::IR::COND_ULT, Res, Src2, _Constant(1), _Constant(0));
+
+    SetRFLAG<FEXCore::X86State::RFLAG_CF_LOC>(SelectOp);
+  }
+
+  // OF
+  {
+    auto NegOne = _Constant(~0ULL);
+    auto XorOp1 = _Xor(_Xor(Src1, Src2), NegOne);
+    auto XorOp2 = _Xor(Res, Src1);
+
+    OrderedNode *AndOp1 = _And(XorOp1, XorOp2);
+
+    switch (GetSrcSize(Op)) {
+    case 1:
+      AndOp1 = _Bfe(1, 7, AndOp1);
+    break;
+    case 2:
+      AndOp1 = _Bfe(1, 15, AndOp1);
+    break;
+    case 4:
+      AndOp1 = _Bfe(1, 31, AndOp1);
+    break;
+    case 8:
+      AndOp1 = _Bfe(1, 63, AndOp1);
+    break;
+    default: LOGMAN_MSG_A("Unknown BFESize: %d", GetSrcSize(Op)); break;
+    }
+    SetRFLAG<FEXCore::X86State::RFLAG_OF_LOC>(AndOp1);
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_MUL(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *High) {
+  // PF/AF/ZF/SF
+  // Undefined
+  {
+    SetRFLAG<FEXCore::X86State::RFLAG_PF_LOC>(_Constant(0));
+    SetRFLAG<FEXCore::X86State::RFLAG_AF_LOC>(_Constant(0));
+    SetRFLAG<FEXCore::X86State::RFLAG_ZF_LOC>(_Constant(0));
+    SetRFLAG<FEXCore::X86State::RFLAG_SF_LOC>(_Constant(0));
+  }
+
+  // CF/OF
+  {
+    // CF and OF are set if the result of the operation can't be fit in to the destination register
+    // If the value can fit then the top bits will be zero
+
+    auto SignBit = _Sbfe(1, GetSrcSize(Op) * 8 - 1, Res);
+
+    auto SelectOp = _Select(FEXCore::IR::COND_EQ, High, SignBit, _Constant(0), _Constant(1));
+
+    SetRFLAG<FEXCore::X86State::RFLAG_CF_LOC>(SelectOp);
+    SetRFLAG<FEXCore::X86State::RFLAG_OF_LOC>(SelectOp);
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_UMUL(FEXCore::X86Tables::DecodedOp Op, OrderedNode *High) {
+  // AF/SF/PF/ZF
+  // Undefined
+  {
+    SetRFLAG<FEXCore::X86State::RFLAG_AF_LOC>(_Constant(0));
+    SetRFLAG<FEXCore::X86State::RFLAG_SF_LOC>(_Constant(0));
+    SetRFLAG<FEXCore::X86State::RFLAG_PF_LOC>(_Constant(0));
+    SetRFLAG<FEXCore::X86State::RFLAG_ZF_LOC>(_Constant(0));
+  }
+
+  // CF/OF
+  {
+    // CF and OF are set if the result of the operation can't be fit in to the destination register
+    // The result register will be all zero if it can't fit due to how multiplication behaves
+
+    auto SelectOp = _Select(FEXCore::IR::COND_EQ, High, _Constant(0), _Constant(0), _Constant(1));
+
+    SetRFLAG<FEXCore::X86State::RFLAG_CF_LOC>(SelectOp);
+    SetRFLAG<FEXCore::X86State::RFLAG_OF_LOC>(SelectOp);
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_Logical(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, OrderedNode *Src2) {
+  // AF
+  {
+    // Undefined
+    // Set to zero anyway
+    SetRFLAG<FEXCore::X86State::RFLAG_AF_LOC>(_Constant(0));
+  }
+
+  // SF
+  {
+    auto SignBitConst = _Constant(GetSrcSize(Op) * 8 - 1);
+
+    auto LshrOp = _Lshr(Res, SignBitConst);
+    SetRFLAG<FEXCore::X86State::RFLAG_SF_LOC>(LshrOp);
+  }
+
+  // PF
+  if (!CTX->Config.ABINoPF) {
+    auto EightBitMask = _Constant(0xFF);
+    auto PopCountOp = _Popcount(_And(Res, EightBitMask));
+    auto XorOp = _Xor(PopCountOp, _Constant(1));
+    SetRFLAG<FEXCore::X86State::RFLAG_PF_LOC>(XorOp);
+  } else {
+    _InvalidateFlags(1UL << FEXCore::X86State::RFLAG_PF_LOC);
+  }
+
+  // ZF
+  {
+    auto SelectOp = _Select(FEXCore::IR::COND_EQ,
+        Res, _Constant(0), _Constant(1), _Constant(0));
+    SetRFLAG<FEXCore::X86State::RFLAG_ZF_LOC>(SelectOp);
+  }
+
+  // CF/OF
+  {
+    SetRFLAG<FEXCore::X86State::RFLAG_CF_LOC>(_Constant(0));
+    SetRFLAG<FEXCore::X86State::RFLAG_OF_LOC>(_Constant(0));
+  }
+}
+
+#define COND_FLAG_SET(cond, flag, newflag) \
+auto oldflag = GetRFLAG(FEXCore::X86State::flag);\
+auto newval = _Select(FEXCore::IR::COND_EQ, cond, _Constant(0), oldflag, newflag);\
+SetRFLAG<FEXCore::X86State::flag>(newval);
+
+void OpDispatchBuilder::GenerateFlags_ShiftLeft(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, OrderedNode *Src2) {
+  // CF
+  {
+    // Extract the last bit shifted in to CF
+    auto Size = _Constant(GetSrcSize(Op) * 8);
+    auto ShiftAmt = _Sub(Size, Src2);
+    auto LastBit = _And(_Lshr(Src1, ShiftAmt), _Constant(1));
+    COND_FLAG_SET(Src2, RFLAG_CF_LOC, LastBit);
+  }
+
+  // PF
+  if (!CTX->Config.ABINoPF) {
+    auto EightBitMask = _Constant(0xFF);
+    auto PopCountOp = _Popcount(_And(Res, EightBitMask));
+    auto XorOp = _Xor(PopCountOp, _Constant(1));
+    COND_FLAG_SET(Src2, RFLAG_PF_LOC, XorOp);
+  } else {
+    _InvalidateFlags(1UL << FEXCore::X86State::RFLAG_PF_LOC);
+  }
+
+  // AF
+  {
+    // Undefined
+    // Set to zero anyway
+    COND_FLAG_SET(Src2, RFLAG_AF_LOC, _Constant(0));
+  }
+
+  // ZF
+  {
+    auto SelectOp = _Select(FEXCore::IR::COND_EQ,
+        Res, _Constant(0), _Constant(1), _Constant(0));
+    COND_FLAG_SET(Src2, RFLAG_ZF_LOC, SelectOp);
+  }
+
+  // SF
+  {
+    auto val = _Bfe(1, GetSrcSize(Op) * 8 - 1, Res);
+    COND_FLAG_SET(Src2, RFLAG_SF_LOC, val);
+  }
+
+  // OF
+  {
+    // In the case of left shift. OF is only set from the result of <Top Source Bit> XOR <Top Result Bit>
+    // When Shift > 1 then OF is undefined
+    auto val = _Bfe(1, GetSrcSize(Op) * 8 - 1, _Xor(Src1, Res));
+    COND_FLAG_SET(Src2, RFLAG_OF_LOC, val);
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_ShiftRight(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, OrderedNode *Src2) {
+  // CF
+  {
+    // Extract the last bit shifted in to CF
+    auto ShiftAmt = _Sub(Src2, _Constant(1));
+    auto LastBit = _And(_Lshr(Src1, ShiftAmt), _Constant(1));
+    COND_FLAG_SET(Src2, RFLAG_CF_LOC, LastBit);
+  }
+
+  // PF
+  if (!CTX->Config.ABINoPF) {
+    auto EightBitMask = _Constant(0xFF);
+    auto PopCountOp = _Popcount(_And(Res, EightBitMask));
+    auto XorOp = _Xor(PopCountOp, _Constant(1));
+    COND_FLAG_SET(Src2, RFLAG_PF_LOC, XorOp);
+  } else {
+    _InvalidateFlags(1UL << FEXCore::X86State::RFLAG_PF_LOC);
+  }
+
+  // AF
+  {
+    // Undefined
+    // Set to zero anyway
+    COND_FLAG_SET(Src2, RFLAG_AF_LOC, _Constant(0));
+  }
+
+  // ZF
+  {
+    auto SelectOp = _Select(FEXCore::IR::COND_EQ,
+        Res, _Constant(0), _Constant(1), _Constant(0));
+    COND_FLAG_SET(Src2, RFLAG_ZF_LOC, SelectOp);
+  }
+
+  // SF
+  {
+    auto val =_Bfe(1, GetSrcSize(Op) * 8 - 1, Res);
+    COND_FLAG_SET(Src2, RFLAG_SF_LOC, val);
+  }
+
+  // OF
+  {
+    // Only defined when Shift is 1 else undefined
+    // OF flag is set if a sign change occurred
+    auto val = _Bfe(1, GetSrcSize(Op) * 8 - 1, _Xor(Src1, Res));
+    COND_FLAG_SET(Src2, RFLAG_OF_LOC, val);
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_SignShiftRight(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, OrderedNode *Src2) {
+  // CF
+  {
+    // Extract the last bit shifted in to CF
+    auto ShiftAmt = _Sub(Src2, _Constant(1));
+    auto LastBit = _And(_Lshr(Src1, ShiftAmt), _Constant(1));
+    COND_FLAG_SET(Src2, RFLAG_CF_LOC, LastBit);
+  }
+
+  // PF
+  if (!CTX->Config.ABINoPF) {
+    auto EightBitMask = _Constant(0xFF);
+    auto PopCountOp = _Popcount(_And(Res, EightBitMask));
+    auto XorOp = _Xor(PopCountOp, _Constant(1));
+    COND_FLAG_SET(Src2, RFLAG_PF_LOC, XorOp);
+  } else {
+    _InvalidateFlags(1UL << FEXCore::X86State::RFLAG_PF_LOC);
+  }
+
+  // AF
+  {
+    // Undefined
+    // Set to zero anyway
+    COND_FLAG_SET(Src2, RFLAG_AF_LOC, _Constant(0));
+  }
+
+  // ZF
+  {
+    auto SelectOp = _Select(FEXCore::IR::COND_EQ,
+        Res, _Constant(0), _Constant(1), _Constant(0));
+    COND_FLAG_SET(Src2, RFLAG_ZF_LOC, SelectOp);
+  }
+
+  // SF
+  {
+    auto SignBitConst = _Constant(GetSrcSize(Op) * 8 - 1);
+
+    auto LshrOp = _Lshr(Res, SignBitConst);
+    COND_FLAG_SET(Src2, RFLAG_SF_LOC, LshrOp);
+  }
+
+  // OF
+  {
+    COND_FLAG_SET(Src2, RFLAG_OF_LOC, _Constant(0));
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_ShiftLeftImmediate(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, uint64_t Shift) {
+  // No flags changed if shift is zero
+  if (Shift == 0) return;
+
+  // CF
+  {
+    // Extract the last bit shifted in to CF
+    SetRFLAG<FEXCore::X86State::RFLAG_CF_LOC>(_Bfe(1, GetSrcSize(Op) * 8 - Shift, Src1));
+  }
+
+  // PF
+  if (!CTX->Config.ABINoPF) {
+    auto EightBitMask = _Constant(0xFF);
+    auto PopCountOp = _Popcount(_And(Res, EightBitMask));
+    auto XorOp = _Xor(PopCountOp, _Constant(1));
+    SetRFLAG<FEXCore::X86State::RFLAG_PF_LOC>(XorOp);
+  } else {
+    _InvalidateFlags(1UL << FEXCore::X86State::RFLAG_PF_LOC);
+  }
+
+  // AF
+  {
+    // Undefined
+    // Set to zero anyway
+    SetRFLAG<FEXCore::X86State::RFLAG_AF_LOC>(_Constant(0));
+  }
+
+  // ZF
+  {
+    auto SelectOp = _Select(FEXCore::IR::COND_EQ,
+        Res, _Constant(0), _Constant(1), _Constant(0));
+    SetRFLAG<FEXCore::X86State::RFLAG_ZF_LOC>(SelectOp);
+  }
+
+  // SF
+  {
+    auto LshrOp = _Bfe(1, GetSrcSize(Op) * 8 - 1, Res);
+
+    SetRFLAG<FEXCore::X86State::RFLAG_SF_LOC>(LshrOp);
+
+    // OF
+    // In the case of left shift. OF is only set from the result of <Top Source Bit> XOR <Top Result Bit>
+    if (Shift == 1) {
+      auto SourceBit = _Bfe(1, GetSrcSize(Op) * 8 - 1, Src1);
+      SetRFLAG<FEXCore::X86State::RFLAG_OF_LOC>(_Xor(SourceBit, LshrOp));
+    }
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_SignShiftRightImmediate(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, uint64_t Shift) {
+  // No flags changed if shift is zero
+  if (Shift == 0) return;
+
+  // CF
+  {
+    // Extract the last bit shifted in to CF
+    SetRFLAG<FEXCore::X86State::RFLAG_CF_LOC>(_Bfe(1, Shift-1, Src1));
+  }
+
+  // PF
+  if (!CTX->Config.ABINoPF) {
+    auto EightBitMask = _Constant(0xFF);
+    auto PopCountOp = _Popcount(_And(Res, EightBitMask));
+    auto XorOp = _Xor(PopCountOp, _Constant(1));
+    SetRFLAG<FEXCore::X86State::RFLAG_PF_LOC>(XorOp);
+  } else {
+    _InvalidateFlags(1UL << FEXCore::X86State::RFLAG_PF_LOC);
+  }
+
+  // AF
+  {
+    // Undefined
+    // Set to zero anyway
+    SetRFLAG<FEXCore::X86State::RFLAG_AF_LOC>(_Constant(0));
+  }
+
+  // ZF
+  {
+    auto SelectOp = _Select(FEXCore::IR::COND_EQ,
+        Res, _Constant(0), _Constant(1), _Constant(0));
+    SetRFLAG<FEXCore::X86State::RFLAG_ZF_LOC>(SelectOp);
+  }
+
+  // SF
+  {
+    auto SignBitConst = _Constant(GetSrcSize(Op) * 8 - 1);
+
+    auto LshrOp = _Lshr(Res, SignBitConst);
+    SetRFLAG<FEXCore::X86State::RFLAG_SF_LOC>(LshrOp);
+
+    // OF
+    // Only defined when Shift is 1 else undefined
+    // Only is set if the top bit was set to 1 when shifted
+    // So it is set to same value as SF
+    if (Shift == 1) {
+      SetRFLAG<FEXCore::X86State::RFLAG_OF_LOC>(_Constant(0));
+    }
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_ShiftRightImmediate(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, uint64_t Shift) {
+  // No flags changed if shift is zero
+  if (Shift == 0) return;
+
+  // CF
+  {
+    // Extract the last bit shifted in to CF
+    SetRFLAG<FEXCore::X86State::RFLAG_CF_LOC>(_Bfe(1, Shift-1, Src1));
+  }
+
+  // PF
+  if (!CTX->Config.ABINoPF) {
+    auto EightBitMask = _Constant(0xFF);
+    auto PopCountOp = _Popcount(_And(Res, EightBitMask));
+    auto XorOp = _Xor(PopCountOp, _Constant(1));
+    SetRFLAG<FEXCore::X86State::RFLAG_PF_LOC>(XorOp);
+  } else {
+    _InvalidateFlags(1UL << FEXCore::X86State::RFLAG_PF_LOC);
+  }
+
+  // AF
+  {
+    // Undefined
+    // Set to zero anyway
+    SetRFLAG<FEXCore::X86State::RFLAG_AF_LOC>(_Constant(0));
+  }
+
+  // ZF
+  {
+    auto SelectOp = _Select(FEXCore::IR::COND_EQ,
+        Res, _Constant(0), _Constant(1), _Constant(0));
+    SetRFLAG<FEXCore::X86State::RFLAG_ZF_LOC>(SelectOp);
+  }
+
+  // SF
+  {
+    auto SignBitConst = _Constant(GetSrcSize(Op) * 8 - 1);
+
+    auto LshrOp = _Lshr(Res, SignBitConst);
+    SetRFLAG<FEXCore::X86State::RFLAG_SF_LOC>(LshrOp);
+  }
+
+  // OF
+  {
+    // Only defined when Shift is 1 else undefined
+    // Is set to the MSB of the original value
+    if (Shift == 1) {
+      SetRFLAG<FEXCore::X86State::RFLAG_OF_LOC>(_Bfe(1, GetSrcSize(Op) * 8 - 1, Src1));
+    }
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_RotateRight(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, OrderedNode *Src2) {
+  auto OpSize = GetSrcSize(Op) * 8;
+
+  // Extract the last bit shifted in to CF
+  auto NewCF = _Bfe(1, OpSize - 1, Res);
+
+  // CF
+  {
+    auto OldCF = GetRFLAG(FEXCore::X86State::RFLAG_CF_LOC);
+    auto CF = _Select(FEXCore::IR::COND_EQ, Src2, _Constant(0), OldCF, NewCF);
+
+    // Extract the last bit shifted in to CF
+    SetRFLAG<FEXCore::X86State::RFLAG_CF_LOC>(CF);
+  }
+
+  // OF
+  {
+    auto OldOF = GetRFLAG(FEXCore::X86State::RFLAG_OF_LOC);
+
+    // OF is set to the XOR of the new CF bit and the most significant bit of the result
+    auto NewOF = _Xor(_Bfe(1, OpSize - 2, Res), NewCF);
+
+    // If shift == 0, don't update flags
+    auto OF = _Select(FEXCore::IR::COND_EQ, Src2, _Constant(0), OldOF, NewOF);
+
+    SetRFLAG<FEXCore::X86State::RFLAG_OF_LOC>(OF);
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_RotateLeft(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, OrderedNode *Src2) {
+  auto OpSize = GetSrcSize(Op) * 8;
+
+  // Extract the last bit shifted in to CF
+  //auto Size = _Constant(GetSrcSize(Res) * 8);
+  //auto ShiftAmt = _Sub(Size, Src2);
+  auto NewCF = _Bfe(1, 0, Res);
+
+  // CF
+  {
+    auto OldCF = GetRFLAG(FEXCore::X86State::RFLAG_CF_LOC);
+    auto CF = _Select(FEXCore::IR::COND_EQ, Src2, _Constant(0), OldCF, NewCF);
+
+    // Extract the last bit shifted in to CF
+    SetRFLAG<FEXCore::X86State::RFLAG_CF_LOC>(CF);
+  }
+
+  // OF
+  {
+    auto OldOF = GetRFLAG(FEXCore::X86State::RFLAG_OF_LOC);
+    // OF is set to the XOR of the new CF bit and the most significant bit of the result
+    auto NewOF = _Xor(_Bfe(1, OpSize - 1, Res), NewCF);
+
+    auto OF = _Select(FEXCore::IR::COND_EQ, Src2, _Constant(0), OldOF, NewOF);
+
+    // If shift == 0, don't update flags
+    SetRFLAG<FEXCore::X86State::RFLAG_OF_LOC>(OF);
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_RotateRightImmediate(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, uint64_t Shift) {
+  if (Shift == 0) return;
+
+  auto OpSize = GetSrcSize(Op) * 8;
+
+  auto NewCF = _Bfe(1, OpSize - Shift, Src1);
+
+  // CF
+  {
+    // Extract the last bit shifted in to CF
+    SetRFLAG<FEXCore::X86State::RFLAG_CF_LOC>(NewCF);
+  }
+
+  // OF
+  {
+    if (Shift == 1) {
+      // OF is set to the XOR of the new CF bit and the most significant bit of the result
+      SetRFLAG<FEXCore::X86State::RFLAG_OF_LOC>(_Xor(_Bfe(1, OpSize - 1, Res), NewCF));
+    }
+  }
+}
+
+void OpDispatchBuilder::GenerateFlags_RotateLeftImmediate(FEXCore::X86Tables::DecodedOp Op, OrderedNode *Res, OrderedNode *Src1, uint64_t Shift) {
+  if (Shift == 0) return;
+
+  auto OpSize = GetSrcSize(Op) * 8;
+
+  // CF
+  {
+    // Extract the last bit shifted in to CF
+    SetRFLAG<FEXCore::X86State::RFLAG_CF_LOC>(_Bfe(1, Shift, Src1));
+  }
+
+  // OF
+  {
+    if (Shift == 1) {
+      // OF is the top two MSBs XOR'd together
+      SetRFLAG<FEXCore::X86State::RFLAG_OF_LOC>(_Xor(_Bfe(1, OpSize - 1, Src1), _Bfe(1, OpSize - 2, Src1)));
+    }
+  }
+}
+
+}

External/FEXCore/Source/Interface/Core/VSyscall/VSyscall.inc

@@ -0,0 +1,285 @@
+// This is the vsyscall page for x86_64 guest code
+// This was compiled with nasm with the following source then exported to binary
+
+//BITS 64;
+//
+//align 4096, db 0xcc
+//  ; __NR_gettimeofday
+//  mov rax, 96
+//  syscall
+//  ret
+//
+//align 1024, db 0xcc
+//  ; __NR_time
+//  mov rax, 201
+//  syscall
+//  ret
+//
+//align 1024, db 0xcc
+//  ; __NR_getcpu
+//  mov rax, 309
+//  syscall
+//  ret
+//
+//align 4096, db 0xcc
+
+// We only want one of these pages per FEX process
+// One page
+const static uint8_t VSyscallData[0x1000] = {
+	0xB8, 0x60, 0x00, 0x00, 0x00, 0x0F, 0x05, 0xC3, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xB8, 0xC9, 0x00, 0x00, 0x00, 0x0F, 0x05, 0xC3, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
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+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC,
+	0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC, 0xCC
+};

External/FEXCore/Source/Interface/Core/X86DebugInfo.cpp

@@ -114,8 +114,6 @@ void InstallDebugInfo() {
   GenerateDebugTable(PrimaryInstGroupOps, PrimaryGroupOpTable);
 
   GenerateDebugTable(SecondInstGroupOps, SecondaryExtensionOpTable);
-
-  LogMan::Msg::D("Installing debug info");
 }
 }
 #endif

External/FEXCore/Source/Interface/Core/X86HelperGen.cpp

@@ -50,14 +50,14 @@ void* X86GeneratedCode::AllocateGuestCodeSpace(size_t Size) {
   // We need to have the sigret handler in the lower 32bits of memory space
   // Scan top down and try to allocate a location
   for (size_t Location = 0xFFFF'E000; Location != 0x0; Location -= 0x1000) {
-    void *Ptr = FEXCore::Allocator::mmap(reinterpret_cast<void*>(Location), Size, PROT_READ | PROT_WRITE, MAP_FIXED_NOREPLACE | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+    void *Ptr = ::mmap(reinterpret_cast<void*>(Location), Size, PROT_READ | PROT_WRITE, MAP_FIXED_NOREPLACE | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
 
     if (Ptr != MAP_FAILED &&
         reinterpret_cast<uintptr_t>(Ptr) >= LOCATION_MAX) {
       // Failed to map in the lower 32bits
       // Try again
       // Can happen in the case that host kernel ignores MAP_FIXED_NOREPLACE
-      FEXCore::Allocator::munmap(Ptr, Size);
+      ::munmap(Ptr, Size);
       continue;
     }
 

External/FEXCore/Source/Interface/Core/X86Tables.cpp

@@ -108,7 +108,6 @@ void InitializeInfoTables(Context::OperatingMode Mode) {
 
 #ifndef NDEBUG
   X86InstDebugInfo::InstallDebugInfo();
-  LogMan::Msg::D("X86Tables had %ld total insts, and %ld labeled as understood", Total, NumInsts);
 #endif
 }
 

External/FEXCore/Source/Interface/Core/X86Tables/H0F38Tables.cpp

@@ -4,6 +4,8 @@ tags: frontend|x86-tables
 $end_info$
 */
 
+#include <FEXCore/Core/Context.h>
+
 #include "Interface/Core/X86Tables/X86Tables.h"
 
 namespace FEXCore::X86Tables {
@@ -41,10 +43,10 @@ void InitializeH0F38Tables() {
     {OPD(PF_38_NONE, 0x0B), 1, X86InstInfo{"PMULHRSW",   TYPE_INST, GenFlagsSameSize(SIZE_64BIT)  | FLAGS_MODRM | FLAGS_XMM_FLAGS | FLAGS_SF_MMX, 0, nullptr}},
     {OPD(PF_38_66,   0x0B), 1, X86InstInfo{"PMULHRSW",   TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
 
-    {OPD(PF_38_66,   0x10), 1, X86InstInfo{"PBLENDVB",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x14), 1, X86InstInfo{"BLENDVPS",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x15), 1, X86InstInfo{"BLENDVPD",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x17), 1, X86InstInfo{"PTEST",      TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
+    {OPD(PF_38_66,   0x10), 1, X86InstInfo{"PBLENDVB",   TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x14), 1, X86InstInfo{"BLENDVPS",   TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x15), 1, X86InstInfo{"BLENDVPD",   TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x17), 1, X86InstInfo{"PTEST",      TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
     {OPD(PF_38_NONE, 0x1C), 1, X86InstInfo{"PABSB",      TYPE_INST, GenFlagsSameSize(SIZE_64BIT)  | FLAGS_MODRM | FLAGS_XMM_FLAGS | FLAGS_SF_MMX, 0, nullptr}},
     {OPD(PF_38_66,   0x1C), 1, X86InstInfo{"PABSB",      TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
     {OPD(PF_38_NONE, 0x1D), 1, X86InstInfo{"PABSW",      TYPE_INST, GenFlagsSameSize(SIZE_64BIT)  | FLAGS_MODRM | FLAGS_XMM_FLAGS | FLAGS_SF_MMX, 0, nullptr}},
@@ -52,34 +54,34 @@ void InitializeH0F38Tables() {
     {OPD(PF_38_NONE, 0x1E), 1, X86InstInfo{"PABSD",      TYPE_INST, GenFlagsSameSize(SIZE_64BIT)  | FLAGS_MODRM | FLAGS_XMM_FLAGS | FLAGS_SF_MMX, 0, nullptr}},
     {OPD(PF_38_66,   0x1E), 1, X86InstInfo{"PABSD",      TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
 
-    {OPD(PF_38_66,   0x20), 1, X86InstInfo{"PMOVSXBW",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x21), 1, X86InstInfo{"PMOVSXBD",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x22), 1, X86InstInfo{"PMOVSXBQ",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x23), 1, X86InstInfo{"PMOVSXWD",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x24), 1, X86InstInfo{"PMOVSXWQ",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x25), 1, X86InstInfo{"PMOVSXDQ",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x28), 1, X86InstInfo{"PMULDQ",     TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x29), 1, X86InstInfo{"PCMPEQQ",    TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
+    {OPD(PF_38_66,   0x20), 1, X86InstInfo{"PMOVSXBW",   TYPE_INST, GenFlagsSizes(SIZE_128BIT, SIZE_64BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x21), 1, X86InstInfo{"PMOVSXBD",   TYPE_INST, GenFlagsSizes(SIZE_128BIT, SIZE_32BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x22), 1, X86InstInfo{"PMOVSXBQ",   TYPE_INST, GenFlagsSizes(SIZE_128BIT, SIZE_16BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x23), 1, X86InstInfo{"PMOVSXWD",   TYPE_INST, GenFlagsSizes(SIZE_128BIT, SIZE_64BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x24), 1, X86InstInfo{"PMOVSXWQ",   TYPE_INST, GenFlagsSizes(SIZE_128BIT, SIZE_32BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x25), 1, X86InstInfo{"PMOVSXDQ",   TYPE_INST, GenFlagsSizes(SIZE_128BIT, SIZE_64BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x28), 1, X86InstInfo{"PMULDQ",     TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x29), 1, X86InstInfo{"PCMPEQQ",    TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
     {OPD(PF_38_66,   0x2A), 1, X86InstInfo{"MOVNTDQA",   TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_SF_MOD_MEM_ONLY | FLAGS_XMM_FLAGS, 0, nullptr}},
-    {OPD(PF_38_66,   0x2B), 1, X86InstInfo{"PACKUSDW",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
+    {OPD(PF_38_66,   0x2B), 1, X86InstInfo{"PACKUSDW",   TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
 
-    {OPD(PF_38_66,   0x30), 1, X86InstInfo{"PMOVZXBW",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x31), 1, X86InstInfo{"PMOVZXBD",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x32), 1, X86InstInfo{"PMOVZXBQ",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x33), 1, X86InstInfo{"PMOVZXWD",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x34), 1, X86InstInfo{"PMOVZXWQ",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x35), 1, X86InstInfo{"PMOVZXDQ",   TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x38), 1, X86InstInfo{"PMINSB",     TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x39), 1, X86InstInfo{"PMINSD",     TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x3A), 1, X86InstInfo{"PMINUW",     TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x3B), 1, X86InstInfo{"PMINUD",     TYPE_INST, FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
-    {OPD(PF_38_66,   0x3C), 1, X86InstInfo{"PMAXSB",     TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x3D), 1, X86InstInfo{"PMAXSD",     TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x3E), 1, X86InstInfo{"PMAXUW",     TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x3F), 1, X86InstInfo{"PMAXUD",     TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
+    {OPD(PF_38_66,   0x30), 1, X86InstInfo{"PMOVZXBW",   TYPE_INST, GenFlagsSizes(SIZE_128BIT, SIZE_64BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x31), 1, X86InstInfo{"PMOVZXBD",   TYPE_INST, GenFlagsSizes(SIZE_128BIT, SIZE_32BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x32), 1, X86InstInfo{"PMOVZXBQ",   TYPE_INST, GenFlagsSizes(SIZE_128BIT, SIZE_16BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x33), 1, X86InstInfo{"PMOVZXWD",   TYPE_INST, GenFlagsSizes(SIZE_128BIT, SIZE_64BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x34), 1, X86InstInfo{"PMOVZXWQ",   TYPE_INST, GenFlagsSizes(SIZE_128BIT, SIZE_32BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x35), 1, X86InstInfo{"PMOVZXDQ",   TYPE_INST, GenFlagsSizes(SIZE_128BIT, SIZE_64BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x38), 1, X86InstInfo{"PMINSB",     TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x39), 1, X86InstInfo{"PMINSD",     TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x3A), 1, X86InstInfo{"PMINUW",     TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x3B), 1, X86InstInfo{"PMINUD",     TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x3C), 1, X86InstInfo{"PMAXSB",     TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x3D), 1, X86InstInfo{"PMAXSD",     TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x3E), 1, X86InstInfo{"PMAXUW",     TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x3F), 1, X86InstInfo{"PMAXUD",     TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
 
-    {OPD(PF_38_66,   0x40), 1, X86InstInfo{"PMULLD",     TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(PF_38_66,   0x41), 1, X86InstInfo{"PHMINPOSUW", TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
+    {OPD(PF_38_66,   0x40), 1, X86InstInfo{"PMULLD",     TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
+    {OPD(PF_38_66,   0x41), 1, X86InstInfo{"PHMINPOSUW", TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
 
     {OPD(PF_38_66,   0xDB), 1, X86InstInfo{"AESIMC",     TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},
     {OPD(PF_38_66,   0xDC), 1, X86InstInfo{"AESENC",     TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 0, nullptr}},

External/FEXCore/Source/Interface/Core/X86Tables/H0F3ATables.cpp

@@ -16,26 +16,26 @@ void InitializeH0F3ATables(Context::OperatingMode Mode) {
 
   const U16U8InfoStruct H0F3ATable[] = {
     {OPD(0, PF_3A_NONE, 0x0F), 1, X86InstInfo{"PALIGNR",         TYPE_INST, GenFlagsSameSize(SIZE_64BIT)  | FLAGS_MODRM | FLAGS_XMM_FLAGS | FLAGS_SF_MMX, 1, nullptr}},
-    {OPD(0, PF_3A_66,   0x08), 1, X86InstInfo{"ROUNDPS",         TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(0, PF_3A_66,   0x09), 1, X86InstInfo{"ROUNDPD",         TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(0, PF_3A_66,   0x0A), 1, X86InstInfo{"ROUNDSS",         TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(0, PF_3A_66,   0x0B), 1, X86InstInfo{"ROUNDSD",         TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(0, PF_3A_66,   0x0C), 1, X86InstInfo{"BLENDPS",         TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(0, PF_3A_66,   0x0D), 1, X86InstInfo{"BLENDPD",         TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(0, PF_3A_66,   0x0E), 1, X86InstInfo{"PBLENDW",         TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
+    {OPD(0, PF_3A_66,   0x08), 1, X86InstInfo{"ROUNDPS",         TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 1, nullptr}},
+    {OPD(0, PF_3A_66,   0x09), 1, X86InstInfo{"ROUNDPD",         TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 1, nullptr}},
+    {OPD(0, PF_3A_66,   0x0A), 1, X86InstInfo{"ROUNDSS",         TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 1, nullptr}},
+    {OPD(0, PF_3A_66,   0x0B), 1, X86InstInfo{"ROUNDSD",         TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 1, nullptr}},
+    {OPD(0, PF_3A_66,   0x0C), 1, X86InstInfo{"BLENDPS",         TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS,           1, nullptr}},
+    {OPD(0, PF_3A_66,   0x0D), 1, X86InstInfo{"BLENDPD",         TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS,           1, nullptr}},
+    {OPD(0, PF_3A_66,   0x0E), 1, X86InstInfo{"PBLENDW",         TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS,           1, nullptr}},
     {OPD(0, PF_3A_66,   0x0F), 1, X86InstInfo{"PALIGNR",         TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 1, nullptr}},
 
     {OPD(0, PF_3A_66,   0x14), 1, X86InstInfo{"PEXTRB",          TYPE_INST, GenFlagsSizes(SIZE_8BIT, SIZE_128BIT) | FLAGS_MODRM | FLAGS_SF_MOD_DST | FLAGS_SF_DST_GPR | FLAGS_XMM_FLAGS, 1, nullptr}},
     {OPD(0, PF_3A_66,   0x15), 1, X86InstInfo{"PEXTRW",          TYPE_INST, GenFlagsSizes(SIZE_16BIT, SIZE_128BIT) | FLAGS_MODRM | FLAGS_SF_MOD_DST | FLAGS_SF_DST_GPR | FLAGS_XMM_FLAGS, 1, nullptr}},
     {OPD(0, PF_3A_66,   0x16), 1, X86InstInfo{"PEXTRD",          TYPE_INST, GenFlagsSizes(SIZE_32BIT, SIZE_128BIT) | FLAGS_MODRM | FLAGS_SF_MOD_DST | FLAGS_SF_DST_GPR | FLAGS_XMM_FLAGS, 1, nullptr}},
-    {OPD(0, PF_3A_66,   0x17), 1, X86InstInfo{"EXTRACTPS",       TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
+    {OPD(0, PF_3A_66,   0x17), 1, X86InstInfo{"EXTRACTPS",       TYPE_INST, GenFlagsSizes(SIZE_32BIT, SIZE_128BIT) | FLAGS_MODRM | FLAGS_SF_MOD_DST | FLAGS_SF_DST_GPR | FLAGS_XMM_FLAGS, 1, nullptr}},
 
-    {OPD(0, PF_3A_66,   0x20), 1, X86InstInfo{"PINSRB",          TYPE_INST, GenFlagsSizes(SIZE_128BIT, SIZE_8BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS | FLAGS_SF_SRC_GPR,           1, nullptr}},
-    {OPD(0, PF_3A_66,   0x21), 1, X86InstInfo{"INSERTPS",        TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
+    {OPD(0, PF_3A_66,   0x20), 1, X86InstInfo{"PINSRB",          TYPE_INST, GenFlagsDstSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS | FLAGS_SF_SRC_GPR,           1, nullptr}},
+    {OPD(0, PF_3A_66,   0x21), 1, X86InstInfo{"INSERTPS",        TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS,           1, nullptr}},
     {OPD(0, PF_3A_66,   0x22), 1, X86InstInfo{"PINSRD",          TYPE_INST, GenFlagsSizes(SIZE_128BIT, SIZE_32BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS | FLAGS_SF_SRC_GPR,           1, nullptr}},
-    {OPD(0, PF_3A_66,   0x40), 1, X86InstInfo{"DPPS",            TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(0, PF_3A_66,   0x41), 1, X86InstInfo{"DPPD",            TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
-    {OPD(0, PF_3A_66,   0x42), 1, X86InstInfo{"MPSADBW",         TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
+    {OPD(0, PF_3A_66,   0x40), 1, X86InstInfo{"DPPS",            TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 1, nullptr}},
+    {OPD(0, PF_3A_66,   0x41), 1, X86InstInfo{"DPPD",            TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 1, nullptr}},
+    {OPD(0, PF_3A_66,   0x42), 1, X86InstInfo{"MPSADBW",         TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS, 1, nullptr}},
     {OPD(0, PF_3A_66,   0x44), 1, X86InstInfo{"PCLMULQDQ",       TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},
 
     {OPD(0, PF_3A_66,   0x60), 1, X86InstInfo{"PCMPESTRM",       TYPE_UNDEC, FLAGS_NONE, 0, nullptr}},

External/FEXCore/Source/Interface/Core/X86Tables/SecondaryTables.cpp

@@ -27,7 +27,7 @@ void InitializeSecondaryTables(Context::OperatingMode Mode) {
     {0x0B, 1, X86InstInfo{"UD2",        TYPE_INST, FLAGS_DEBUG | FLAGS_BLOCK_END | FLAGS_NO_OVERLAY,                                                    0, nullptr}},
     {0x0C, 1, X86InstInfo{"",           TYPE_INVALID, FLAGS_NO_OVERLAY,                                                                                 0, nullptr}},
     {0x0D, 1, X86InstInfo{"",           TYPE_GROUP_P, FLAGS_MODRM | FLAGS_NO_OVERLAY,                                                                                 0, nullptr}},
-    {0x0E, 1, X86InstInfo{"FEMMS",      TYPE_INST, FLAGS_BLOCK_END | FLAGS_NO_OVERLAY,                                                            0, nullptr}},
+    {0x0E, 1, X86InstInfo{"FEMMS",      TYPE_INST, FLAGS_NO_OVERLAY,                                                            0, nullptr}},
     {0x0F, 1, X86InstInfo{"",           TYPE_3DNOW_TABLE, FLAGS_NO_OVERLAY,                                                                             0, nullptr}},
 
     {0x10, 1, X86InstInfo{"MOVUPS",     TYPE_INST, GenFlagsSameSize(SIZE_128BIT) | FLAGS_MODRM | FLAGS_XMM_FLAGS,                                                 0, nullptr}},

External/FEXCore/Source/Interface/Core/X86Tables/X86Tables.h

@@ -6,6 +6,7 @@ $end_info$
 
 #pragma once
 #include <FEXCore/Debug/X86Tables.h>
+#include <FEXCore/Core/Context.h>
 
 #include <FEXCore/Utils/LogManager.h>
 
@@ -113,5 +114,7 @@ static inline void GenerateX87Table(X86InstInfo *FinalTable, U16U8InfoStruct con
   }
 };
 
+void InitializeInfoTables(Context::OperatingMode Mode);
+
 }
 

External/FEXCore/Source/Interface/IR/IR.json

@@ -60,6 +60,12 @@
     "constexpr static uint8_t ROUND_MODE_TOWARDS_ZERO      = 3",
     "constexpr static uint8_t ROUND_MODE_FLUSH_TO_ZERO     = 1 << 2",
 
+    "static constexpr FEXCore::IR::RoundType Round_Nearest {ROUND_MODE_NEAREST}",
+    "static constexpr FEXCore::IR::RoundType Round_Negative_Infinity {ROUND_MODE_NEGATIVE_INFINITY}",
+    "static constexpr FEXCore::IR::RoundType Round_Positive_Infinity {ROUND_MODE_POSITIVE_INFINITY}",
+    "static constexpr FEXCore::IR::RoundType Round_Towards_Zero {ROUND_MODE_TOWARDS_ZERO} /* Truncate */",
+    "static constexpr FEXCore::IR::RoundType Round_Host {ROUND_MODE_TOWARDS_ZERO + 1}",
+
     "constexpr static FEXCore::IR::MemOffsetType MEM_OFFSET_SXTX {0};",
     "constexpr static FEXCore::IR::MemOffsetType MEM_OFFSET_UXTW {1};",
     "constexpr static FEXCore::IR::MemOffsetType MEM_OFFSET_SXTW {2};"
@@ -1456,6 +1462,24 @@
       ]
     },
 
+    "AtomicFetchNeg": {
+      "HasSideEffects": true,
+      "Desc": ["Atomic integer fetch and two's complement negate",
+               "Dest is the value prior to operating on the value in memory"
+              ],
+      "OpClass": "Atomic",
+      "HasDest": true,
+      "DestClass": "GPR",
+      "DestSize": "Size",
+      "SSAArgs": "1",
+      "SSANames": [
+        "Addr"
+      ],
+      "Args": [
+        "uint8_t", "Size"
+      ]
+    },
+
     "VExtractToGPR": {
       "Desc": ["Extracts an element from a vector and places it in a GPR",
                "The element that is extracted from the vector is zero extended to the GPR size"
@@ -1477,24 +1501,6 @@
       ]
     },
 
-    "Float_ToGPR_U": {
-      "Desc": ["Moves the scalar element to a GPR with conversion",
-               "Converts the 32bit or 64bit float to an unsigned integer",
-               "Rounding mode determined by host flag's rounding mode"
-              ],
-      "OpClass": "ALU",
-      "HasDest": true,
-      "DestClass": "GPR",
-      "DestSize": "ElementSize",
-      "SSAArgs": "1",
-      "SSANames": [
-        "Scalar"
-      ],
-      "Args": [
-        "uint8_t", "ElementSize"
-      ]
-    },
-
     "Float_ToGPR_S": {
       "Desc": ["Moves the scalar element to a GPR with conversion",
                "Converts the 32bit or 64bit float to an signed integer",
@@ -1503,30 +1509,16 @@
       "OpClass": "ALU",
       "HasDest": true,
       "DestClass": "GPR",
-      "DestSize": "ElementSize",
+      "DestSize": "DestElementSize",
       "SSAArgs": "1",
       "SSANames": [
         "Scalar"
       ],
-      "Args": [
-        "uint8_t", "ElementSize"
-      ]
-    },
-
-    "Float_ToGPR_ZU": {
-      "Desc": ["Moves the scalar element to a GPR with conversion",
-               "Converts the 32bit or 64bit float to an unsigned integer rounding towards zero (Truncating)"
-              ],
-      "OpClass": "ALU",
-      "HasDest": true,
-      "DestClass": "GPR",
-      "DestSize": "ElementSize",
-      "SSAArgs": "1",
-      "SSANames": [
-        "Scalar"
+      "HelperArgs": [
+        "uint8_t", "DestElementSize"
       ],
       "Args": [
-        "uint8_t", "ElementSize"
+        "uint8_t", "SrcElementSize"
       ]
     },
 
@@ -1537,13 +1529,16 @@
       "OpClass": "ALU",
       "HasDest": true,
       "DestClass": "GPR",
-      "DestSize": "ElementSize",
+      "DestSize": "DestElementSize",
       "SSAArgs": "1",
       "SSANames": [
         "Scalar"
       ],
+      "HelperArgs": [
+        "uint8_t", "DestElementSize"
+      ],
       "Args": [
-        "uint8_t", "ElementSize"
+        "uint8_t", "SrcElementSize"
       ]
     },
 
@@ -1664,6 +1659,23 @@
       ]
     },
 
+    "VBic": {
+      "OpClass": "Vector",
+      "HasDest": true,
+      "DestClass": "FPR",
+      "DestSize": "RegisterSize",
+      "NumElements": "RegisterSize / ElementSize",
+      "SSAArgs": "2",
+      "SSANames": [
+        "Vector1",
+        "Vector2"
+      ],
+      "HelperArgs": [
+        "uint8_t", "RegisterSize",
+        "uint8_t", "ElementSize"
+      ]
+    },
+
     "VOr": {
       "OpClass": "Vector",
       "HasDest": true,
@@ -1809,8 +1821,8 @@
       "NumElements": "RegisterSize / ElementSize",
       "SSAArgs": "2",
       "SSANames": [
-        "Vector1",
-        "Vector2"
+        "VectorLower",
+        "VectorUpper"
       ],
       "HelperArgs": [
         "uint8_t", "RegisterSize",
@@ -1837,6 +1849,25 @@
       ]
     },
 
+    "VUMinV": {
+      "OpClass": "Vector",
+      "Desc": ["Does a horizontal vector unsigned minimum of elements across the source vector",
+               "Result is a zero extended scalar"
+              ],
+      "HasDest": true,
+      "DestClass": "FPR",
+      "DestSize": "RegisterSize",
+      "NumElements": "RegisterSize / ElementSize",
+      "SSAArgs": "1",
+      "SSANames": [
+        "Vector"
+      ],
+      "HelperArgs": [
+        "uint8_t", "RegisterSize",
+        "uint8_t", "ElementSize"
+      ]
+    },
+
     "VURAvg": {
       "OpClass": "Vector",
       "Desc": ["Does an unsigned rounded average", "dst_elem = (src1_elem + src2_elem + 1) >> 1"],
@@ -1873,6 +1904,24 @@
       ]
     },
 
+    "VPopcount": {
+      "OpClass": "Vector",
+      "Desc": ["Does a popcount for each element of the register"
+              ],
+      "HasDest": true,
+      "DestClass": "FPR",
+      "DestSize": "RegisterSize",
+      "NumElements": "RegisterSize / ElementSize",
+      "SSAArgs": "1",
+      "SSANames": [
+        "Vector"
+      ],
+      "HelperArgs": [
+        "uint8_t", "RegisterSize",
+        "uint8_t", "ElementSize"
+      ]
+    },
+
     "VFAdd": {
       "OpClass": "Vector",
       "HasDest": true,
@@ -1899,8 +1948,8 @@
       "NumElements": "RegisterSize / ElementSize",
       "SSAArgs": "2",
       "SSANames": [
-        "Vector1",
-        "Vector2"
+        "VectorLow",
+        "VectorHigh"
       ],
       "HelperArgs": [
         "uint8_t", "RegisterSize",
@@ -2192,6 +2241,40 @@
       ]
     },
 
+    "VUnZip": {
+      "OpClass": "Vector",
+      "HasDest": true,
+      "DestClass": "FPR",
+      "DestSize": "RegisterSize",
+      "NumElements": "RegisterSize / ElementSize",
+      "SSAArgs": "2",
+      "SSANames": [
+        "Lower",
+        "Upper"
+      ],
+      "HelperArgs": [
+        "uint8_t", "RegisterSize",
+        "uint8_t", "ElementSize"
+      ]
+    },
+
+    "VUnZip2": {
+      "OpClass": "Vector",
+      "HasDest": true,
+      "DestClass": "FPR",
+      "DestSize": "RegisterSize",
+      "NumElements": "RegisterSize / ElementSize",
+      "SSAArgs": "2",
+      "SSANames": [
+        "Lower",
+        "Upper"
+      ],
+      "HelperArgs": [
+        "uint8_t", "RegisterSize",
+        "uint8_t", "ElementSize"
+      ]
+    },
+
     "VBSL": {
       "Desc": ["Does a vector bitwise select.",
                "If the bit in the field is 1 then the corresponding bit is pulled from VectorTrue",
@@ -2583,6 +2666,26 @@
       ]
     },
 
+    "VDupElement": {
+      "Desc": ["Duplicates one element from the source register across the whole register"],
+      "OpClass": "Vector",
+      "HasDest": true,
+      "DestClass": "FPR",
+      "DestSize": "RegisterSize",
+      "NumElements": "RegisterSize / ElementSize",
+      "SSAArgs": "1",
+      "SSANames": [
+        "Vector"
+      ],
+      "HelperArgs": [
+        "uint8_t", "RegisterSize",
+        "uint8_t", "ElementSize"
+      ],
+      "Args": [
+        "uint8_t", "Index"
+      ]
+    },
+
     "VExtr": {
       "Desc": ["Concats two vector registers together and extracts a full width register from the element index",
                "Index is an element index. So it is offset by ElementSize argument",
@@ -2935,27 +3038,6 @@
       ]
     },
 
-    "Float_FromGPR_U": {
-      "OpClass": "Conv",
-      "Desc": ["Scalar op: Converts unsigned GPR to Scalar float",
-               "Zeroes the upper bits of the vector register"
-              ],
-      "HasDest": true,
-      "DestClass": "FPR",
-      "DestSize": "DstElementSize",
-      "NumElements": "1",
-      "SSAArgs": "1",
-      "SSANames": [
-        "GPR"
-      ],
-      "HelperArgs": [
-        "uint8_t", "DstElementSize"
-      ],
-      "Args": [
-        "uint8_t", "SrcElementSize"
-      ]
-    },
-
     "Float_FromGPR_S": {
       "OpClass": "Conv",
       "Desc": ["Scalar op: Converts signed GPR to Scalar float",
@@ -3032,25 +3114,6 @@
       ]
     },
 
-    "Vector_FToU": {
-      "OpClass": "Conv",
-      "Desc": ["Vector op: Converts float to unsigned integer",
-               "Rounding mode determined by host rounding mode"
-              ],
-      "HasDest": true,
-      "DestClass": "FPR",
-      "DestSize": "RegisterSize",
-      "NumElements": "RegisterSize / ElementSize",
-      "SSAArgs": "1",
-      "SSANames": [
-        "Vector"
-      ],
-      "HelperArgs": [
-        "uint8_t", "RegisterSize",
-        "uint8_t", "ElementSize"
-      ]
-    },
-
     "Vector_FToS": {
       "OpClass": "Conv",
       "Desc": ["Vector op: Converts float to signed integer, rounding towards zero",
@@ -3070,23 +3133,6 @@
       ]
     },
 
-    "Vector_FToZU": {
-      "OpClass": "Conv",
-      "Desc": "Vector op: Converts float to unsigned integer, rounding towards zero",
-      "HasDest": true,
-      "DestClass": "FPR",
-      "DestSize": "RegisterSize",
-      "NumElements": "RegisterSize / ElementSize",
-      "SSAArgs": "1",
-      "SSANames": [
-        "Vector"
-      ],
-      "HelperArgs": [
-        "uint8_t", "RegisterSize",
-        "uint8_t", "ElementSize"
-      ]
-    },
-
     "Vector_FToZS": {
       "OpClass": "Conv",
       "Desc": "Vector op: Converts float to signed integer, rounding towards zero",
@@ -3124,6 +3170,28 @@
       ]
     },
 
+    "Vector_FToI": {
+      "OpClass": "Conv",
+      "Desc": ["Vector op: Rounds float to integral",
+               "Rounding mode determined by argument"
+              ],
+      "HasDest": true,
+      "DestClass": "FPR",
+      "DestSize": "RegisterSize",
+      "NumElements": "RegisterSize / ElementSize",
+      "SSAArgs": "1",
+      "SSANames": [
+        "Vector"
+      ],
+      "HelperArgs": [
+        "uint8_t", "RegisterSize",
+        "uint8_t", "ElementSize"
+      ],
+      "Args":[
+        "FEXCore::IR::RoundType", "Round"
+      ]
+    },
+
     "VUMul": {
       "OpClass": "Vector",
       "HasDest": true,
@@ -3231,6 +3299,25 @@
       ]
     },
 
+    "VUABDL": {
+      "OpClass": "Vector",
+      "Desc": ["Unsigned Absolute Difference Long"
+              ],
+      "HasDest": true,
+      "DestClass": "FPR",
+      "DestSize": "RegisterSize",
+      "NumElements": "RegisterSize / (ElementSize << 1)",
+      "SSAArgs": "2",
+      "SSANames": [
+        "Vector1",
+        "Vector2"
+      ],
+      "HelperArgs": [
+        "uint8_t", "RegisterSize",
+        "uint8_t", "ElementSize"
+      ]
+    },
+
     "VTBL1": {
       "Desc": ["Does a vector table lookup from one register in to the destination",
                "Lookup is byte sized per byte element.",

External/FEXCore/Source/Interface/IR/IRDumper.cpp

@@ -37,7 +37,7 @@ static void PrintArg(std::stringstream *out, [[maybe_unused]] IRListView const*
 }
 
 static void PrintArg(std::stringstream *out, [[maybe_unused]] IRListView const* IR, CondClassType Arg) {
-  std::array<std::string, 22> CondNames = {
+  static constexpr std::array<std::string_view, 22> CondNames = {
     "EQ",
     "NEQ",
     "UGE",
@@ -66,7 +66,7 @@ static void PrintArg(std::stringstream *out, [[maybe_unused]] IRListView const*
 }
 
 static void PrintArg(std::stringstream *out, [[maybe_unused]] IRListView const* IR, MemOffsetType Arg) {
-  std::array<std::string, 3> Names = {
+  static constexpr std::array<std::string_view, 3> Names = {
     "SXTX",
     "UXTW",
     "SXTW",
@@ -154,6 +154,17 @@ static void PrintArg(std::stringstream *out, [[maybe_unused]] IRListView const*
   }
 }
 
+static void PrintArg(std::stringstream *out, [[maybe_unused]] IRListView const* IR, FEXCore::IR::RoundType Arg) {
+  switch (Arg) {
+    case FEXCore::IR::Round_Nearest: *out << "Nearest"; break;
+    case FEXCore::IR::Round_Negative_Infinity: *out << "-Inf"; break;
+    case FEXCore::IR::Round_Positive_Infinity: *out << "+Inf"; break;
+    case FEXCore::IR::Round_Towards_Zero: *out << "Towards Zero"; break;
+    case FEXCore::IR::Round_Host: *out << "Host"; break;
+    default: *out << "<Unknown Round Type>"; break;
+  }
+}
+
 void Dump(std::stringstream *out, IRListView const* IR, IR::RegisterAllocationData *RAData) {
   auto HeaderOp = IR->GetHeader();
 

External/FEXCore/Source/Interface/IR/IREmitter.cpp

@@ -82,7 +82,7 @@ IREmitter::IRPair<IROp_CodeBlock> IREmitter::CreateNewCodeBlockAfter(OrderedNode
   if (insertAfter) {
     LinkCodeBlocks(insertAfter, CodeNode);
   } else {
-    LOGMAN_THROW_A(CurrentCodeBlock != nullptr, "CurrentCodeBlock must not be null here");
+    LOGMAN_THROW_A_FMT(CurrentCodeBlock != nullptr, "CurrentCodeBlock must not be null here");
 
     // Find last block
     auto LastBlock = CurrentCodeBlock;
@@ -101,7 +101,7 @@ IREmitter::IRPair<IROp_CodeBlock> IREmitter::CreateNewCodeBlockAfter(OrderedNode
 
 void IREmitter::SetCurrentCodeBlock(OrderedNode *Node) {
   CurrentCodeBlock = Node;
-  LOGMAN_THROW_A(Node->Op(DualListData.DataBegin())->Op == OP_CODEBLOCK, "Node wasn't codeblock. It was '%s'", std::string(IR::GetName(Node->Op(DualListData.DataBegin())->Op)).c_str());
+  LOGMAN_THROW_A_FMT(Node->Op(DualListData.DataBegin())->Op == OP_CODEBLOCK, "Node wasn't codeblock. It was '{}'", IR::GetName(Node->Op(DualListData.DataBegin())->Op));
   SetWriteCursor(Node->Op(DualListData.DataBegin())->CW<IROp_CodeBlock>()->Begin.GetNode(DualListData.ListBegin()));
 }
 

External/FEXCore/Source/Interface/IR/IRParser.cpp

@@ -66,7 +66,8 @@ std::string DecodeErrorToString(DecodeFailure Failure) {
     case DecodeFailure::DECODE_INVALID_CONDFLAG: return "Invalid Conditional name";
     case DecodeFailure::DECODE_INVALID_MEMOFFSETTYPE: return "Invalid Memory Offset Type";
     case DecodeFailure::DECODE_INVALID_FENCETYPE: return "Invalid Fence Type";
-  };
+  }
+  return "Unknown Error";
 }
 
 std::unordered_map<std::string_view, FEXCore::IR::IROps> NameToOpMap;
@@ -74,22 +75,22 @@ std::unordered_map<std::string_view, FEXCore::IR::IROps> NameToOpMap;
 class IRParser: public FEXCore::IR::IREmitter {
   public:
   template<typename Type>
-  std::pair<DecodeFailure, Type> DecodeValue(std::string &Arg) {
+  std::pair<DecodeFailure, Type> DecodeValue(const std::string &Arg) {
     return {DecodeFailure::DECODE_UNKNOWN_TYPE, {}};
   }
 
 
   template<>
-  std::pair<DecodeFailure, uint8_t> DecodeValue(std::string &Arg) {
+  std::pair<DecodeFailure, uint8_t> DecodeValue(const std::string &Arg) {
     if (Arg.at(0) != '#') return {DecodeFailure::DECODE_INVALIDCHAR, 0};
 
     uint8_t Result = strtoul(&Arg.at(1), nullptr, 0);
     if (errno == ERANGE) return {DecodeFailure::DECODE_INVALIDRANGE, 0};
     return {DecodeFailure::DECODE_OKAY, Result};
-	}
+  }
 
   template<>
-  std::pair<DecodeFailure, bool> DecodeValue(std::string &Arg) {
+  std::pair<DecodeFailure, bool> DecodeValue(const std::string &Arg) {
     if (Arg.at(0) != '#') return {DecodeFailure::DECODE_INVALIDCHAR, 0};
 
     uint8_t Result = strtoul(&Arg.at(1), nullptr, 0);
@@ -98,7 +99,7 @@ class IRParser: public FEXCore::IR::IREmitter {
   }
 
   template<>
-  std::pair<DecodeFailure, uint16_t> DecodeValue(std::string &Arg) {
+  std::pair<DecodeFailure, uint16_t> DecodeValue(const std::string &Arg) {
     if (Arg.at(0) != '#') return {DecodeFailure::DECODE_INVALIDCHAR, 0};
 
     uint16_t Result = strtoul(&Arg.at(1), nullptr, 0);
@@ -107,7 +108,7 @@ class IRParser: public FEXCore::IR::IREmitter {
   }
 
   template<>
-  std::pair<DecodeFailure, uint32_t> DecodeValue(std::string &Arg) {
+  std::pair<DecodeFailure, uint32_t> DecodeValue(const std::string &Arg) {
     if (Arg.at(0) != '#') return {DecodeFailure::DECODE_INVALIDCHAR, 0};
 
     uint32_t Result = strtoul(&Arg.at(1), nullptr, 0);
@@ -116,7 +117,7 @@ class IRParser: public FEXCore::IR::IREmitter {
   }
 
   template<>
-  std::pair<DecodeFailure, uint64_t> DecodeValue(std::string &Arg) {
+  std::pair<DecodeFailure, uint64_t> DecodeValue(const std::string &Arg) {
     if (Arg.at(0) != '#') return {DecodeFailure::DECODE_INVALIDCHAR, 0};
 
     uint64_t Result = strtoull(&Arg.at(1), nullptr, 0);
@@ -125,7 +126,7 @@ class IRParser: public FEXCore::IR::IREmitter {
   }
 
   template<>
-  std::pair<DecodeFailure, int64_t> DecodeValue(std::string &Arg) {
+  std::pair<DecodeFailure, int64_t> DecodeValue(const std::string &Arg) {
     if (Arg.at(0) != '#') return {DecodeFailure::DECODE_INVALIDCHAR, 0};
 
     int64_t Result = (int64_t)strtoull(&Arg.at(1), nullptr, 0);
@@ -134,7 +135,7 @@ class IRParser: public FEXCore::IR::IREmitter {
   }
 
   template<>
-  std::pair<DecodeFailure, IR::SHA256Sum> DecodeValue(std::string &Arg) {
+  std::pair<DecodeFailure, IR::SHA256Sum> DecodeValue(const std::string &Arg) {
     IR::SHA256Sum Result;
 
     if (Arg.at(0) != 's' || Arg.at(1) != 'h' || Arg.at(2) != 'a' || Arg.at(3) != '2' || Arg.at(4) != '5' || Arg.at(5) != '6' || Arg.at(6) != ':')
@@ -165,7 +166,7 @@ class IRParser: public FEXCore::IR::IREmitter {
   }
 
   template<>
-  std::pair<DecodeFailure, FEXCore::IR::RegisterClassType> DecodeValue(std::string &Arg) {
+  std::pair<DecodeFailure, FEXCore::IR::RegisterClassType> DecodeValue(const std::string &Arg) {
     if (Arg == "GPR") {
       return {DecodeFailure::DECODE_OKAY, FEXCore::IR::GPRClass};
     }
@@ -183,7 +184,7 @@ class IRParser: public FEXCore::IR::IREmitter {
   }
 
   template<>
-  std::pair<DecodeFailure, FEXCore::IR::TypeDefinition> DecodeValue(std::string &Arg) {
+  std::pair<DecodeFailure, FEXCore::IR::TypeDefinition> DecodeValue(const std::string &Arg) {
     uint8_t Size{}, Elements{1};
     int NumArgs = sscanf(Arg.c_str(), "i%hhdv%hhd", &Size, &Elements);
 
@@ -195,8 +196,8 @@ class IRParser: public FEXCore::IR::IREmitter {
   }
 
   template<>
-  std::pair<DecodeFailure, FEXCore::IR::CondClassType> DecodeValue(std::string &Arg) {
-    std::array<std::string, 22> CondNames = {
+  std::pair<DecodeFailure, FEXCore::IR::CondClassType> DecodeValue(const std::string &Arg) {
+    static constexpr std::array<std::string_view, 22> CondNames = {
       "EQ",
       "NEQ",
       "UGE",
@@ -230,8 +231,8 @@ class IRParser: public FEXCore::IR::IREmitter {
   }
 
   template<>
-  std::pair<DecodeFailure, FEXCore::IR::MemOffsetType> DecodeValue(std::string &Arg) {
-    std::array<std::string, 3> Names = {
+  std::pair<DecodeFailure, FEXCore::IR::MemOffsetType> DecodeValue(const std::string &Arg) {
+    static constexpr std::array<std::string_view, 3> Names = {
       "SXTX",
       "UXTW",
       "SXTW",
@@ -246,8 +247,8 @@ class IRParser: public FEXCore::IR::IREmitter {
   }
 
   template<>
-  std::pair<DecodeFailure, FEXCore::IR::FenceType> DecodeValue(std::string &Arg) {
-    std::array<std::string, 3> Names = {
+  std::pair<DecodeFailure, FEXCore::IR::FenceType> DecodeValue(const std::string &Arg) {
+    static constexpr std::array<std::string_view, 3> Names = {
       "Loads",
       "Stores",
       "LoadStores",
@@ -262,23 +263,22 @@ class IRParser: public FEXCore::IR::IREmitter {
   }
 
   template<>
-  std::pair<DecodeFailure, OrderedNode*> DecodeValue(std::string &Arg) {
+  std::pair<DecodeFailure, OrderedNode*> DecodeValue(const std::string &Arg) {
     if (Arg.at(0) != '%') return {DecodeFailure::DECODE_INVALIDCHAR, 0};
 
     // Strip off the type qualifier from the ssa value
-    size_t ArgEnd = std::string::npos;
     std::string SSAName = trim(Arg);
-    ArgEnd = SSAName.find_first_of(" ");
+    const size_t ArgEnd = SSAName.find_first_of(' ');
 
     if (ArgEnd != std::string::npos) {
-			SSAName = SSAName.substr(0, ArgEnd);
-		}
+      SSAName = SSAName.substr(0, ArgEnd);
+    }
 
-		// Forward declarations may make this not succed
+    // Forward declarations may make this not succed
     auto Op = SSANameMapper.find(SSAName);
-		if (Op == SSANameMapper.end()) {
+    if (Op == SSANameMapper.end()) {
       return {DecodeFailure::DECODE_UNKNOWN_SSA, nullptr};
-		}
+    }
 
     return {DecodeFailure::DECODE_OKAY, Op->second};
   }
@@ -302,21 +302,21 @@ class IRParser: public FEXCore::IR::IREmitter {
 
   IRParser(std::istream *text) {
     InitializeStaticTables();
-    
+
     std::string TmpLine;
     while (!text->eof()) {
       std::getline(*text, TmpLine);
-			if (text->eof()) {
-				break;
-			}
+      if (text->eof()) {
+        break;
+      }
       if (text->fail()) {
-        LogMan::Msg::E("Failed to getline on line: %ld", Lines.size());
+        LogMan::Msg::EFmt("Failed to getline on line: {}", Lines.size());
         return;
       }
       Lines.emplace_back(TmpLine);
     }
 
-		ResetWorkingList();
+    ResetWorkingList();
     Loaded = Parse();
   }
 
@@ -327,11 +327,11 @@ class IRParser: public FEXCore::IR::IREmitter {
 
 
   bool Parse() {
-    auto CheckPrintError = [&](LineDefinition &Def, DecodeFailure Failure) -> bool {
+    const auto CheckPrintError = [&](const LineDefinition &Def, DecodeFailure Failure) -> bool {
       if (Failure != DecodeFailure::DECODE_OKAY) {
-        LogMan::Msg::E("Error on Line: %d", Def.LineNumber);
-        LogMan::Msg::E("%s", Lines[Def.LineNumber].c_str());
-        LogMan::Msg::E("Value Couldn't be decoded due to %s", DecodeErrorToString(Failure).c_str());
+        LogMan::Msg::EFmt("Error on Line: {}", Def.LineNumber);
+        LogMan::Msg::EFmt("{}", Lines[Def.LineNumber]);
+        LogMan::Msg::EFmt("Value Couldn't be decoded due to {}", DecodeErrorToString(Failure));
         return false;
       }
 
@@ -339,13 +339,13 @@ class IRParser: public FEXCore::IR::IREmitter {
     };
 
     // String parse every line for our definitions
-		for (size_t i = 0; i < Lines.size(); ++i) {
-			std::string Line = Lines[i];
+    for (size_t i = 0; i < Lines.size(); ++i) {
+      std::string Line = Lines[i];
       LineDefinition Def{};
-			CurrentDef = &Def;
+      CurrentDef = &Def;
       Def.LineNumber = i;
 
-			Line = trim(Line);
+      Line = trim(Line);
 
       // Skip empty lines
       if (Line.empty()) {
@@ -359,35 +359,37 @@ class IRParser: public FEXCore::IR::IREmitter {
       }
 
       size_t CurrentPos{};
-			// Let's see if this node is assigning something first
-			if (Line[0] == '%') {
+      // Let's see if this node is assigning something first
+      if (Line[0] == '%') {
         size_t DefinitionEnd = std::string::npos;
-        if ((DefinitionEnd = Line.find_first_of("=", CurrentPos)) != std::string::npos) {
+        if ((DefinitionEnd = Line.find_first_of('=', CurrentPos)) != std::string::npos) {
           Def.Definition = Line.substr(0, DefinitionEnd);
           Def.Definition = trim(Def.Definition);
           Def.HasDefinition = true;
           CurrentPos = DefinitionEnd + 1; // +1 to ensure we go past then assignment
         }
         else {
-          LogMan::Msg::E("Error on Line: %d", i);
-          LogMan::Msg::E("%s", Lines[i].c_str());
-          LogMan::Msg::E("SSA declaration without assignment");
+          LogMan::Msg::EFmt("Error on Line: {}", i);
+          LogMan::Msg::EFmt("{}", Lines[i]);
+          LogMan::Msg::EFmt("SSA declaration without assignment");
           return false;
         }
-			}
+      }
 
       // Check if we are pulling in some IR from the IR Printer
       // Prints (%ssa%d) at the start of lines without a definition
       if (Line[0] == '(') {
         size_t DefinitionEnd = std::string::npos;
-        if ((DefinitionEnd = Line.find_first_of(")", CurrentPos)) != std::string::npos) {
+        if ((DefinitionEnd = Line.find_first_of(')', CurrentPos)) != std::string::npos) {
           size_t SSAEnd = std::string::npos;
-          if ((SSAEnd = Line.find_last_of(" ", DefinitionEnd)) != std::string::npos) {
+          if ((SSAEnd = Line.find_last_of(' ', DefinitionEnd)) != std::string::npos) {
             std::string Type = Line.substr(SSAEnd + 1, DefinitionEnd - SSAEnd - 1);
             Type = trim(Type);
 
             auto DefinitionSize = DecodeValue<FEXCore::IR::TypeDefinition>(Type);
-            if (!CheckPrintError(Def, DefinitionSize.first)) return false;
+            if (!CheckPrintError(Def, DefinitionSize.first)) {
+              return false;
+            }
             Def.Size = DefinitionSize.second;
           }
 
@@ -396,9 +398,9 @@ class IRParser: public FEXCore::IR::IREmitter {
           CurrentPos = DefinitionEnd + 1;
         }
         else {
-          LogMan::Msg::E("Error on Line: %d", i);
-          LogMan::Msg::E("%s", Lines[i].c_str());
-          LogMan::Msg::E("SSA value with numbered SSA provided but no closing parentheses");
+          LogMan::Msg::EFmt("Error on Line: {}", i);
+          LogMan::Msg::EFmt("{}", Lines[i]);
+          LogMan::Msg::EFmt("SSA value with numbered SSA provided but no closing parentheses");
           return false;
         }
       }
@@ -406,7 +408,7 @@ class IRParser: public FEXCore::IR::IREmitter {
       if (Def.HasDefinition) {
         // Let's check if we have a size declared with this variable
         size_t NameEnd = std::string::npos;
-        if ((NameEnd = Def.Definition.find_first_of(" ")) != std::string::npos) {
+        if ((NameEnd = Def.Definition.find_first_of(' ')) != std::string::npos) {
           std::string Type = Def.Definition.substr(NameEnd + 1);
           Type = trim(Type);
           Def.Definition = trim(Def.Definition.substr(0, NameEnd));
@@ -417,9 +419,9 @@ class IRParser: public FEXCore::IR::IREmitter {
         }
 
         if (Def.Definition == "%Invalid") {
-          LogMan::Msg::E("Error on Line: %d", i);
-          LogMan::Msg::E("%s", Lines[i].c_str());
-          LogMan::Msg::E("Definition tried to define reserved %Invalid ssa node");
+          LogMan::Msg::EFmt("Error on Line: {}", i);
+          LogMan::Msg::EFmt("{}", Lines[i]);
+          LogMan::Msg::EFmt("Definition tried to define reserved %Invalid ssa node");
           return false;
         }
       }
@@ -436,9 +438,9 @@ class IRParser: public FEXCore::IR::IREmitter {
       }
       else {
         if (RemainingLine.empty()) {
-          LogMan::Msg::E("Error on Line: %d", i);
-          LogMan::Msg::E("%s", Lines[i].c_str());
-          LogMan::Msg::E("Line without an IROp?");
+          LogMan::Msg::EFmt("Error on Line: {}", i);
+          LogMan::Msg::EFmt("{}", Lines[i]);
+          LogMan::Msg::EFmt("Line without an IROp?");
           return false;
         }
 
@@ -455,12 +457,10 @@ class IRParser: public FEXCore::IR::IREmitter {
         }
         else {
           while (!RemainingLine.empty()) {
-            size_t ArgEnd = std::string::npos;
-            ArgEnd = RemainingLine.find_first_of(",");
+            const size_t ArgEnd = RemainingLine.find(',');
+            std::string Arg = trim(RemainingLine.substr(0, ArgEnd));
 
-            std::string Arg = RemainingLine.substr(0, ArgEnd);
-            Arg = trim(Arg);
-            Def.Args.emplace_back(Arg);
+            Def.Args.emplace_back(std::move(Arg));
 
             RemainingLine.erase(0, ArgEnd+1); // +1 to ensure we go past the ','
             if (ArgEnd == std::string::npos)
@@ -469,17 +469,17 @@ class IRParser: public FEXCore::IR::IREmitter {
         }
       }
 
-      Defs.emplace_back(Def);
-		}
+      CurrentDef = &Defs.emplace_back(std::move(Def));
+    }
 
     // Ensure all of the ops are real ops
     for(size_t i = 0; i < Defs.size(); ++i) {
       auto &Def = Defs[i];
       auto Op = NameToOpMap.find(Def.IROp);
       if (Op == NameToOpMap.end()) {
-        LogMan::Msg::E("Error on Line: %d", Def.LineNumber);
-        LogMan::Msg::E("%s", Lines[Def.LineNumber].c_str());
-        LogMan::Msg::E("IROp '%s' doesn't exist", Def.IROp.c_str());
+        LogMan::Msg::EFmt("Error on Line: {}", Def.LineNumber);
+        LogMan::Msg::EFmt("{}", Lines[Def.LineNumber]);
+        LogMan::Msg::EFmt("IROp '{}' doesn't exist", Def.IROp);
         return false;
       }
       Def.OpEnum = Op->second;
@@ -489,11 +489,11 @@ class IRParser: public FEXCore::IR::IREmitter {
     IRPair<IROp_IRHeader> IRHeader;
     {
       auto &Def = Defs[0];
-			CurrentDef = &Def;
+      CurrentDef = &Def;
       if (Def.OpEnum != FEXCore::IR::IROps::OP_IRHEADER) {
-        LogMan::Msg::E("Error on Line: %d", Def.LineNumber);
-        LogMan::Msg::E("%s", Lines[Def.LineNumber].c_str());
-        LogMan::Msg::E("First op needs to be IRHeader. Was '%s'", Def.IROp.c_str());
+        LogMan::Msg::EFmt("Error on Line: {}", Def.LineNumber);
+        LogMan::Msg::EFmt("{}", Lines[Def.LineNumber]);
+        LogMan::Msg::EFmt("First op needs to be IRHeader. Was '{}'", Def.IROp);
         return false;
       }
 
@@ -507,14 +507,14 @@ class IRParser: public FEXCore::IR::IREmitter {
     SetWriteCursor(nullptr); // isolate the header from everything following
 
     // Initialize SSANameMapper with Invalid value
-    SSANameMapper["%Invalid"] = Invalid();
+    SSANameMapper.insert_or_assign("%Invalid", Invalid());
 
     // Spin through the blocks and generate basic block ops
     for(size_t i = 0; i < Defs.size(); ++i) {
       auto &Def = Defs[i];
       if (Def.OpEnum == FEXCore::IR::IROps::OP_CODEBLOCK) {
         auto CodeBlock = _CodeBlock(InvalidNode, InvalidNode);
-        SSANameMapper[Def.Definition] = CodeBlock.Node;
+        SSANameMapper.insert_or_assign(Def.Definition, CodeBlock.Node);
         Def.Node = CodeBlock.Node;
 
         if (i == 1) {
@@ -532,23 +532,22 @@ class IRParser: public FEXCore::IR::IREmitter {
     FEXCore::IR::IROp_CodeBlock *CurrentBlockOp{};
     for(size_t i = 1; i < Defs.size(); ++i) {
       auto &Def = Defs[i];
-			CurrentDef = &Def;
-
+      CurrentDef = &Def;
 
       switch (Def.OpEnum) {
         // Special handled
         case FEXCore::IR::IROps::OP_IRHEADER:
-          LogMan::Msg::E("Error on Line: %d", Def.LineNumber);
-          LogMan::Msg::E("%s", Lines[Def.LineNumber].c_str());
-          LogMan::Msg::E("IRHEADER used in the middle of the block!");
+          LogMan::Msg::EFmt("Error on Line: {}", Def.LineNumber);
+          LogMan::Msg::EFmt("{}", Lines[Def.LineNumber]);
+          LogMan::Msg::EFmt("IRHEADER used in the middle of the block!");
           return false; // only one OP_IRHEADER allowed per block
 
         case FEXCore::IR::IROps::OP_CODEBLOCK: {
           SetWriteCursor(nullptr); // isolate from previous block
           if (CurrentBlock != nullptr) {
-            LogMan::Msg::E("Error on Line: %d", Def.LineNumber);
-            LogMan::Msg::E("%s", Lines[Def.LineNumber].c_str());
-            LogMan::Msg::E("CodeBlock being used inside of already existing codeblock!");
+            LogMan::Msg::EFmt("Error on Line: {}", Def.LineNumber);
+            LogMan::Msg::EFmt("{}", Lines[Def.LineNumber]);
+            LogMan::Msg::EFmt("CodeBlock being used inside of already existing codeblock!");
             return false;
           }
 
@@ -560,15 +559,16 @@ class IRParser: public FEXCore::IR::IREmitter {
 
         case FEXCore::IR::IROps::OP_BEGINBLOCK: {
           if (CurrentBlock == nullptr) {
-            LogMan::Msg::E("Error on Line: %d", Def.LineNumber);
-            LogMan::Msg::E("%s", Lines[Def.LineNumber].c_str());
-            LogMan::Msg::E("EndBlock being used outside of a block!");
+            LogMan::Msg::EFmt("Error on Line: {}", Def.LineNumber);
+            LogMan::Msg::EFmt("{}", Lines[Def.LineNumber]);
+            LogMan::Msg::EFmt("EndBlock being used outside of a block!");
             return false;
           }
 
           auto Adjust = DecodeValue<OrderedNode*>(Def.Args[0]);
-
-          if (!CheckPrintError(Def, Adjust.first)) return false;
+          if (!CheckPrintError(Def, Adjust.first)) {
+            return false;
+          }
 
           Def.Node = _BeginBlock(Adjust.second);
           CurrentBlockOp->Begin = Def.Node->Wrapped(DualListData.ListBegin());
@@ -577,15 +577,16 @@ class IRParser: public FEXCore::IR::IREmitter {
 
         case FEXCore::IR::IROps::OP_ENDBLOCK: {
           if (CurrentBlock == nullptr) {
-            LogMan::Msg::E("Error on Line: %d", Def.LineNumber);
-            LogMan::Msg::E("%s", Lines[Def.LineNumber].c_str());
-            LogMan::Msg::E("EndBlock being used outside of a block!");
+            LogMan::Msg::EFmt("Error on Line: {}", Def.LineNumber);
+            LogMan::Msg::EFmt("{}", Lines[Def.LineNumber]);
+            LogMan::Msg::EFmt("EndBlock being used outside of a block!");
             return false;
           }
 
           auto Adjust = DecodeValue<OrderedNode*>(Def.Args[0]);
-
-          if (!CheckPrintError(Def, Adjust.first)) return false;
+          if (!CheckPrintError(Def, Adjust.first)) {
+            return false;
+          }
 
           Def.Node = _EndBlock(Adjust.second);
           CurrentBlockOp->Last = Def.Node->Wrapped(DualListData.ListBegin());
@@ -597,20 +598,18 @@ class IRParser: public FEXCore::IR::IREmitter {
         }
 
         case FEXCore::IR::IROps::OP_DUMMY: {
-          LogMan::Msg::E("Error on Line: %d", Def.LineNumber);
-          LogMan::Msg::E("%s", Lines[Def.LineNumber].c_str());
-          LogMan::Msg::E("Dummy op must not be used");
-
+          LogMan::Msg::EFmt("Error on Line: {}", Def.LineNumber);
+          LogMan::Msg::EFmt("{}", Lines[Def.LineNumber]);
+          LogMan::Msg::EFmt("Dummy op must not be used");
           break;
         }
 #define IROP_PARSER_SWITCH_HELPERS
 #include <FEXCore/IR/IRDefines.inc>
         default: {
-          LogMan::Msg::E("Error on Line: %d", Def.LineNumber);
-          LogMan::Msg::E("%s", Lines[Def.LineNumber].c_str());
-          LogMan::Msg::E("Unhandled Op enum '%s' in parser", Def.IROp.c_str());
+          LogMan::Msg::EFmt("Error on Line: {}", Def.LineNumber);
+          LogMan::Msg::EFmt("{}", Lines[Def.LineNumber]);
+          LogMan::Msg::EFmt("Unhandled Op enum '{}' in parser", Def.IROp);
           return false;
-          break;
         }
       }
 
@@ -624,7 +623,7 @@ class IRParser: public FEXCore::IR::IREmitter {
           IROp->Size = Def.Size.Bytes();
           IROp->ElementSize = 0;
         }
-        SSANameMapper[Def.Definition] = Def.Node;
+        SSANameMapper.insert_or_assign(Def.Definition, Def.Node);
       }
     }
 
@@ -632,11 +631,11 @@ class IRParser: public FEXCore::IR::IREmitter {
 	}
 
   void InitializeStaticTables() {
-    if (NameToOpMap.size() == 0) {
+    if (NameToOpMap.empty()) {
       for (FEXCore::IR::IROps Op = FEXCore::IR::IROps::OP_DUMMY;
          Op <= FEXCore::IR::IROps::OP_LAST;
          Op = static_cast<FEXCore::IR::IROps>(static_cast<uint32_t>(Op) + 1)) {
-        NameToOpMap[FEXCore::IR::GetName(Op)] = Op;
+        NameToOpMap.insert_or_assign(FEXCore::IR::GetName(Op), Op);
       }
     }
   }
@@ -644,13 +643,12 @@ class IRParser: public FEXCore::IR::IREmitter {
 
 } // anon namespace
 
-IREmitter* Parse(std::istream *in) {
-    auto parser = new IRParser(in);
+std::unique_ptr<IREmitter> Parse(std::istream *in) {
+    auto parser = std::make_unique<IRParser>(in);
 
     if (parser->Loaded) {
       return parser;
     } else {
-      delete parser;
       return nullptr;
     }
 }

External/FEXCore/Source/Interface/IR/PassManager.cpp

@@ -45,10 +45,9 @@ void PassManager::AddDefaultPasses(bool InlineConstants, bool StaticRegisterAllo
       InsertPass(CreateStaticRegisterAllocationPass());
   }
 
-  CompactionPass = CreateIRCompaction();
   // If the IR is compacted post-RA then the node indexing gets messed up and the backend isn't able to find the register assigned to a node
   // Compact before IR, don't worry about RA generating spills/fills
-  InsertPass(CompactionPass);
+  CompactionPass = InsertPass(CreateIRCompaction());
 }
 
 void PassManager::AddDefaultValidationPasses() {
@@ -60,8 +59,7 @@ void PassManager::AddDefaultValidationPasses() {
 }
 
 void PassManager::InsertRegisterAllocationPass(bool OptimizeSRA) {
-    RAPass = IR::CreateRegisterAllocationPass(CompactionPass, OptimizeSRA);
-    InsertPass(RAPass);
+  RAPass = InsertPass(IR::CreateRegisterAllocationPass(CompactionPass, OptimizeSRA));
 }
 
 bool PassManager::Run(IREmitter *IREmit) {

External/FEXCore/Source/Interface/IR/PassManager.h

@@ -42,9 +42,9 @@ class PassManager final {
 public:
   void AddDefaultPasses(bool InlineConstants, bool StaticRegisterAllocation);
   void AddDefaultValidationPasses();
-  void InsertPass(Pass *Pass) {
+  Pass* InsertPass(std::unique_ptr<Pass> Pass) {
     Pass->RegisterPassManager(this);
-    Passes.emplace_back(Pass);
+    return Passes.emplace_back(std::move(Pass)).get();
   }
 
   void InsertRegisterAllocationPass(bool OptimizeSRA);
@@ -52,7 +52,7 @@ public:
   bool Run(IREmitter *IREmit);
 
   void RegisterExitHandler(ShouldExitHandler Handler) {
-    ExitHandler = Handler;
+    ExitHandler = std::move(Handler);
   }
 
   bool HasRAPass() const {
@@ -73,15 +73,15 @@ protected:
 
 private:
   Pass *RAPass{};
-  FEXCore::IR::Pass *CompactionPass{};
+  Pass *CompactionPass{};
 
   std::vector<std::unique_ptr<Pass>> Passes;
 
 #if defined(ASSERTIONS_ENABLED) && ASSERTIONS_ENABLED
   std::vector<std::unique_ptr<Pass>> ValidationPasses;
-  void InsertValidationPass(Pass *Pass) {
+  void InsertValidationPass(std::unique_ptr<Pass> Pass) {
     Pass->RegisterPassManager(this);
-    ValidationPasses.emplace_back(Pass);
+    ValidationPasses.emplace_back(std::move(Pass));
   }
 #endif
 

External/FEXCore/Source/Interface/IR/Passes.h

@@ -1,25 +1,27 @@
 #pragma once
 
+#include <memory>
+
 namespace FEXCore::IR {
 class Pass;
 class RegisterAllocationPass;
 class RegisterAllocationData;
 
-FEXCore::IR::Pass* CreateConstProp(bool InlineConstants);
-FEXCore::IR::Pass* CreateContextLoadStoreElimination();
-FEXCore::IR::Pass* CreateSyscallOptimization();
-FEXCore::IR::Pass* CreateDeadFlagCalculationEliminination();
-FEXCore::IR::Pass* CreateDeadStoreElimination();
-FEXCore::IR::Pass* CreatePassDeadCodeElimination();
-FEXCore::IR::Pass* CreateIRCompaction();
-FEXCore::IR::RegisterAllocationPass* CreateRegisterAllocationPass(FEXCore::IR::Pass* CompactionPass, bool OptimizeSRA);
-FEXCore::IR::Pass* CreateStaticRegisterAllocationPass();
-FEXCore::IR::Pass* CreateLongDivideEliminationPass();
+std::unique_ptr<FEXCore::IR::Pass> CreateConstProp(bool InlineConstants);
+std::unique_ptr<FEXCore::IR::Pass> CreateContextLoadStoreElimination();
+std::unique_ptr<FEXCore::IR::Pass> CreateSyscallOptimization();
+std::unique_ptr<FEXCore::IR::Pass> CreateDeadFlagCalculationEliminination();
+std::unique_ptr<FEXCore::IR::Pass> CreateDeadStoreElimination();
+std::unique_ptr<FEXCore::IR::Pass> CreatePassDeadCodeElimination();
+std::unique_ptr<FEXCore::IR::Pass> CreateIRCompaction();
+std::unique_ptr<FEXCore::IR::RegisterAllocationPass> CreateRegisterAllocationPass(FEXCore::IR::Pass* CompactionPass, bool OptimizeSRA);
+std::unique_ptr<FEXCore::IR::Pass> CreateStaticRegisterAllocationPass();
+std::unique_ptr<FEXCore::IR::Pass> CreateLongDivideEliminationPass();
 
 namespace Validation {
-FEXCore::IR::Pass* CreateIRValidation();
-FEXCore::IR::Pass* CreatePhiValidation();
-FEXCore::IR::Pass* CreateValueDominanceValidation();
+std::unique_ptr<FEXCore::IR::Pass> CreateIRValidation();
+std::unique_ptr<FEXCore::IR::Pass> CreatePhiValidation();
+std::unique_ptr<FEXCore::IR::Pass> CreateValueDominanceValidation();
 }
 }
 

External/FEXCore/Source/Interface/IR/Passes/ConstProp.cpp

@@ -19,15 +19,6 @@ $end_info$
 
 namespace FEXCore::IR {
 
-class ConstProp final : public FEXCore::IR::Pass {
-  std::unordered_map<uint64_t, OrderedNode*> ConstPool;
-  std::map<OrderedNode*, uint64_t> AddressgenConsts;
-public:
-  bool Run(IREmitter *IREmit) override;
-  bool InlineConstants;
-  ConstProp(bool DoInlineConstants) : InlineConstants(DoInlineConstants) { }
-};
-
 template<typename T>
 uint64_t getMask(T Op) {
   uint64_t NumBits = Op->Header.Size * 8;
@@ -69,8 +60,7 @@ static bool IsImmMemory(uint64_t imm, uint8_t AccessSize) {
   }
 }
 
-std::tuple<MemOffsetType, uint8_t, OrderedNode*, OrderedNode*> MemExtendedAddressing(IREmitter *IREmit, uint8_t AccessSize,  IROp_Header* AddressHeader) {
-
+static std::tuple<MemOffsetType, uint8_t, OrderedNode*, OrderedNode*> MemExtendedAddressing(IREmitter *IREmit, uint8_t AccessSize,  IROp_Header* AddressHeader) {
   auto Src0Header = IREmit->GetOpHeader(AddressHeader->Args[0]);
   if (Src0Header->Size == 8) {
     //Try to optimize: Base + MUL(Offset, Scale)
@@ -124,7 +114,7 @@ std::tuple<MemOffsetType, uint8_t, OrderedNode*, OrderedNode*> MemExtendedAddres
   return { MEM_OFFSET_SXTX, 1, IREmit->UnwrapNode(AddressHeader->Args[0]), IREmit->UnwrapNode(AddressHeader->Args[1]) };
 }
 
-OrderedNodeWrapper RemoveUselessMasking(IREmitter *IREmit, OrderedNodeWrapper src, uint64_t mask) {
+static OrderedNodeWrapper RemoveUselessMasking(IREmitter *IREmit, OrderedNodeWrapper src, uint64_t mask) {
   #if 1 // HOTFIX: We need to clear up the meaning of opsize and dest size. See #594
     return src;
   #else
@@ -151,7 +141,7 @@ OrderedNodeWrapper RemoveUselessMasking(IREmitter *IREmit, OrderedNodeWrapper sr
   #endif
 }
 
-bool IsBfeAlreadyDone(IREmitter *IREmit, OrderedNodeWrapper src, uint64_t Width) {
+static bool IsBfeAlreadyDone(IREmitter *IREmit, OrderedNodeWrapper src, uint64_t Width) {
   auto IROp = IREmit->GetOpHeader(src);
   if (IROp->Op == OP_BFE) {
     auto Op = IROp->C<IR::IROp_Bfe>();
@@ -162,31 +152,55 @@ bool IsBfeAlreadyDone(IREmitter *IREmit, OrderedNodeWrapper src, uint64_t Width)
   return false;
 }
 
-bool ConstProp::Run(IREmitter *IREmit) {
+class ConstProp final : public FEXCore::IR::Pass {
+public:
+  explicit ConstProp(bool DoInlineConstants) : InlineConstants(DoInlineConstants) { }
 
+  bool Run(IREmitter *IREmit) override;
+
+  bool InlineConstants;
+
+private:
+  bool HandleConstantPools(IREmitter *IREmit, const IRListView& CurrentIR);
+  void CodeMotionAroundSelects(IREmitter *IREmit, const IRListView& CurrentIR);
+  void FCMPOptimization(IREmitter *IREmit, const IRListView& CurrentIR);
+  void LoadMemStoreMemImmediatePooling(IREmitter *IREmit, const IRListView& CurrentIR);
+  bool ZextAndMaskingElimination(IREmitter *IREmit, const IRListView& CurrentIR,
+                                 OrderedNode* CodeNode, IROp_Header* IROp);
+  bool ConstantPropagation(IREmitter *IREmit, const IRListView& CurrentIR,
+                           OrderedNode* CodeNode, IROp_Header* IROp);
+  bool ConstantInlining(IREmitter *IREmit, const IRListView& CurrentIR);
+
+  std::unordered_map<uint64_t, OrderedNode*> ConstPool;
+  std::map<OrderedNode*, uint64_t> AddressgenConsts;
+};
+
+bool ConstProp::HandleConstantPools(IREmitter *IREmit, const IRListView& CurrentIR) {
   bool Changed = false;
-  auto CurrentIR = IREmit->ViewIR();
-  auto OriginalWriteCursor = IREmit->GetWriteCursor();
 
-  {
-
-    // constants are pooled per block
-    for (auto [BlockNode, BlockHeader] : CurrentIR.GetBlocks()) {
-      for (auto [CodeNode, IROp] : CurrentIR.GetCode(BlockNode)) {
-        if (IROp->Op == OP_CONSTANT) {
-          auto Op = IROp->C<IR::IROp_Constant>();
-          if (ConstPool.count(Op->Constant)) {
-            IREmit->ReplaceAllUsesWith(CodeNode, ConstPool[Op->Constant]);
-            Changed = true;
-          } else {
-            ConstPool[Op->Constant] = CodeNode;
-          }
+  // constants are pooled per block
+  for (auto [BlockNode, BlockHeader] : CurrentIR.GetBlocks()) {
+    for (auto [CodeNode, IROp] : CurrentIR.GetCode(BlockNode)) {
+      if (IROp->Op == OP_CONSTANT) {
+        auto Op = IROp->C<IR::IROp_Constant>();
+        if (ConstPool.count(Op->Constant)) {
+          IREmit->ReplaceAllUsesWith(CodeNode, ConstPool[Op->Constant]);
+          Changed = true;
+        } else {
+          ConstPool[Op->Constant] = CodeNode;
         }
       }
-      ConstPool.clear();
     }
+    ConstPool.clear();
   }
 
+  return Changed;
+}
+
+// Code motion around selects
+// Moves unary ops that depend on a select before the select, if both inputs are constants
+// assumes that unary ops without side effects on constants will be constprop'd
+void ConstProp::CodeMotionAroundSelects(IREmitter *IREmit, const IRListView& CurrentIR) {
   // Code motion around selects
   // Moves unary ops that depend on a select before the select, if both inputs are constants
   // assumes that unary ops without side effects on constants will be constprop'd
@@ -243,9 +257,9 @@ bool ConstProp::Run(IREmitter *IREmit) {
       }
     }
   }
+}
 
-  // FCMP optimization
-
+void ConstProp::FCMPOptimization(IREmitter *IREmit, const IRListView& CurrentIR) {
   // Make all FCMPs set no flags
   for (auto [CodeNode, IROp] : CurrentIR.GetAllCode()) {
     if (IROp->Op == OP_FCMP) {
@@ -266,10 +280,11 @@ bool ConstProp::Run(IREmitter *IREmit) {
       }
     }
   }
+}
 
-
-  // LoadMem / StoreMem imm pooling
-  // If imms are close by, use address gen to generate the values instead of using a new imm
+// LoadMem / StoreMem imm pooling
+// If imms are close by, use address gen to generate the values instead of using a new imm
+void ConstProp::LoadMemStoreMemImmediatePooling(IREmitter *IREmit, const IRListView& CurrentIR) {
   for (auto [BlockNode, BlockIROp] : CurrentIR.GetBlocks()) {
     for (auto [CodeNode, IROp] : CurrentIR.GetCode(BlockNode)) {
       if (IROp->Op == OP_LOADMEM || IROp->Op == OP_STOREMEM) {
@@ -293,152 +308,165 @@ bool ConstProp::Run(IREmitter *IREmit) {
     }
     AddressgenConsts.clear();
   }
+}
 
-  for (auto [CodeNode, IROp] : CurrentIR.GetAllCode()) {
-    // zext / masking elimination
-    switch (IROp->Op) {
-      // Generic handling
-      case OP_OR:
-      case OP_XOR:
-      case OP_NOT:
-      case OP_ADD:
-      case OP_SUB:
-      case OP_MUL:
-      case OP_UMUL:
-      case OP_DIV:
-      case OP_UDIV:
-      case OP_LSHR:
-      case OP_ASHR:
-      case OP_LSHL:
-      case OP_ROR: {
-        for (int i = 0; i < IROp->NumArgs; i++) {
-          auto newArg = RemoveUselessMasking(IREmit, IROp->Args[i], getMask(IROp));
-          if (newArg.ID() != IROp->Args[i].ID()) {
-            IREmit->ReplaceNodeArgument(CodeNode, i, IREmit->UnwrapNode(newArg));
-            Changed = true;
-          }
-        }
-        break;
-      }
+bool ConstProp::ZextAndMaskingElimination(IREmitter *IREmit, const IRListView& CurrentIR,
+                                          OrderedNode* CodeNode, IROp_Header* IROp) {
+  bool Changed = false;
 
-      case OP_AND: {
-        // if AND's arguments are imms, they are masking
-        for (int i = 0; i < IROp->NumArgs; i++) {
-          auto mask = getMask(IROp);
-          uint64_t imm = 0;
-          if (IREmit->IsValueConstant(IROp->Args[i^1], &imm))
-            mask = imm;
-
-          auto newArg = RemoveUselessMasking(IREmit, IROp->Args[i], imm);
-
-          if (newArg.ID() != IROp->Args[i].ID()) {
-            IREmit->ReplaceNodeArgument(CodeNode, i, IREmit->UnwrapNode(newArg));
-            Changed = true;
-          }
-        }
-        break;
-      }
-
-      case OP_BFE: {
-        auto Op = IROp->C<IR::IROp_Bfe>();
-
-        // Is this value already BFE'd?
-        if (IsBfeAlreadyDone(IREmit, IROp->Args[0], Op->Width)) {
-          IREmit->ReplaceAllUsesWith(CodeNode, CurrentIR.GetNode(IROp->Args[0]));
-          //printf("Removed BFE once \n");
-          break;
-        }
-
-        // Is this value already ZEXT'd?
-        if (Op->lsb == 0) {
-          //LoadMem, LoadMemTSO & LoadContext ZExt
-          auto source = IROp->Args[0];
-          auto sourceHeader = IREmit->GetOpHeader(source);
-
-          if (Op->Width >= (sourceHeader->Size*8)  &&
-            (sourceHeader->Op == OP_LOADMEM || sourceHeader->Op == OP_LOADMEMTSO || sourceHeader->Op == OP_LOADCONTEXT)
-          ) {
-            //printf("Eliminated needless zext bfe\n");
-            // Load mem / load ctx zexts, no need to vmem
-            IREmit->ReplaceAllUsesWith(CodeNode, CurrentIR.GetNode(source));
-            break;
-          }
-        }
-
-        // BFE does implicit masking, remove any masks leading to this, if possible
-        uint64_t imm = 1ULL << (Op->Width-1);
-        imm = (imm-1) *2 + 1;
-        imm <<= Op->lsb;
-
-        auto newArg = RemoveUselessMasking(IREmit, IROp->Args[0], imm);
-
-        if (newArg.ID() != IROp->Args[0].ID()) {
-          IREmit->ReplaceNodeArgument(CodeNode, 0, IREmit->UnwrapNode(newArg));
+  switch (IROp->Op) {
+    // Generic handling
+    case OP_OR:
+    case OP_XOR:
+    case OP_NOT:
+    case OP_ADD:
+    case OP_SUB:
+    case OP_MUL:
+    case OP_UMUL:
+    case OP_DIV:
+    case OP_UDIV:
+    case OP_LSHR:
+    case OP_ASHR:
+    case OP_LSHL:
+    case OP_ROR: {
+      for (int i = 0; i < IROp->NumArgs; i++) {
+        auto newArg = RemoveUselessMasking(IREmit, IROp->Args[i], getMask(IROp));
+        if (newArg.ID() != IROp->Args[i].ID()) {
+          IREmit->ReplaceNodeArgument(CodeNode, i, IREmit->UnwrapNode(newArg));
           Changed = true;
         }
-        break;
       }
+      break;
+    }
 
-      case OP_SBFE: {
-        auto Op = IROp->C<IR::IROp_Sbfe>();
+    case OP_AND: {
+      // if AND's arguments are imms, they are masking
+      for (int i = 0; i < IROp->NumArgs; i++) {
+        auto mask = getMask(IROp);
+        uint64_t imm = 0;
+        if (IREmit->IsValueConstant(IROp->Args[i^1], &imm))
+          mask = imm;
 
-        // BFE does implicit masking
-        uint64_t imm = 1ULL << (Op->Width-1);
-        imm = (imm-1) *2 + 1;
-        imm <<= Op->lsb;
+        auto newArg = RemoveUselessMasking(IREmit, IROp->Args[i], imm);
 
-        auto newArg = RemoveUselessMasking(IREmit, IROp->Args[0], imm);
-
-        if (newArg.ID() != IROp->Args[0].ID()) {
-          IREmit->ReplaceNodeArgument(CodeNode, 0, IREmit->UnwrapNode(newArg));
+        if (newArg.ID() != IROp->Args[i].ID()) {
+          IREmit->ReplaceNodeArgument(CodeNode, i, IREmit->UnwrapNode(newArg));
           Changed = true;
         }
+      }
+      break;
+    }
+
+    case OP_BFE: {
+      auto Op = IROp->C<IR::IROp_Bfe>();
+
+      // Is this value already BFE'd?
+      if (IsBfeAlreadyDone(IREmit, IROp->Args[0], Op->Width)) {
+        IREmit->ReplaceAllUsesWith(CodeNode, CurrentIR.GetNode(IROp->Args[0]));
+        //printf("Removed BFE once \n");
         break;
       }
 
-      case OP_VFADD:
-      case OP_VFSUB:
-      case OP_VFMUL:
-      case OP_VFDIV:
-      case OP_FCMP: {
-        auto flopSize = IROp->Size;
-        for (int i = 0; i < IROp->NumArgs; i++) {
-          auto argHeader = IREmit->GetOpHeader(IROp->Args[i]);
-
-          if (argHeader->Op == OP_VMOV) {
-            auto source = argHeader->Args[0];
-            auto sourceHeader = IREmit->GetOpHeader(source);
-            if (sourceHeader->Size >= flopSize) {
-              IREmit->ReplaceNodeArgument(CodeNode, i, IREmit->UnwrapNode(source));
-              //printf("VMOV bypassed\n");
-            }
-          }
-        }
-        break;
-      }
-
-      case OP_VMOV: {
-        // elim from load mem
+      // Is this value already ZEXT'd?
+      if (Op->lsb == 0) {
+        //LoadMem, LoadMemTSO & LoadContext ZExt
         auto source = IROp->Args[0];
         auto sourceHeader = IREmit->GetOpHeader(source);
 
-        if (IROp->Size >= sourceHeader->Size  &&
+        if (Op->Width >= (sourceHeader->Size*8)  &&
           (sourceHeader->Op == OP_LOADMEM || sourceHeader->Op == OP_LOADMEMTSO || sourceHeader->Op == OP_LOADCONTEXT)
-         ) {
-          //printf("Eliminated needless zext VMOV\n");
+        ) {
+          //printf("Eliminated needless zext bfe\n");
           // Load mem / load ctx zexts, no need to vmem
           IREmit->ReplaceAllUsesWith(CodeNode, CurrentIR.GetNode(source));
-        } else if (IROp->Size == sourceHeader->Size) {
-          // VMOV of same size
-          //printf("printf vmov of same size?!\n");
-          IREmit->ReplaceAllUsesWith(CodeNode, CurrentIR.GetNode(source));
+          break;
         }
-        break;
       }
-      default: break;
+
+      // BFE does implicit masking, remove any masks leading to this, if possible
+      uint64_t imm = 1ULL << (Op->Width-1);
+      imm = (imm-1) *2 + 1;
+      imm <<= Op->lsb;
+
+      auto newArg = RemoveUselessMasking(IREmit, IROp->Args[0], imm);
+
+      if (newArg.ID() != IROp->Args[0].ID()) {
+        IREmit->ReplaceNodeArgument(CodeNode, 0, IREmit->UnwrapNode(newArg));
+        Changed = true;
+      }
+      break;
     }
 
-    // constprop + some more per instruction logic
+    case OP_SBFE: {
+      auto Op = IROp->C<IR::IROp_Sbfe>();
+
+      // BFE does implicit masking
+      uint64_t imm = 1ULL << (Op->Width-1);
+      imm = (imm-1) *2 + 1;
+      imm <<= Op->lsb;
+
+      auto newArg = RemoveUselessMasking(IREmit, IROp->Args[0], imm);
+
+      if (newArg.ID() != IROp->Args[0].ID()) {
+        IREmit->ReplaceNodeArgument(CodeNode, 0, IREmit->UnwrapNode(newArg));
+        Changed = true;
+      }
+      break;
+    }
+
+    case OP_VFADD:
+    case OP_VFSUB:
+    case OP_VFMUL:
+    case OP_VFDIV:
+    case OP_FCMP: {
+      auto flopSize = IROp->Size;
+      for (int i = 0; i < IROp->NumArgs; i++) {
+        auto argHeader = IREmit->GetOpHeader(IROp->Args[i]);
+
+        if (argHeader->Op == OP_VMOV) {
+          auto source = argHeader->Args[0];
+          auto sourceHeader = IREmit->GetOpHeader(source);
+          if (sourceHeader->Size >= flopSize) {
+            IREmit->ReplaceNodeArgument(CodeNode, i, IREmit->UnwrapNode(source));
+            //printf("VMOV bypassed\n");
+          }
+        }
+      }
+      break;
+    }
+
+    case OP_VMOV: {
+      // elim from load mem
+      auto source = IROp->Args[0];
+      auto sourceHeader = IREmit->GetOpHeader(source);
+
+      if (IROp->Size >= sourceHeader->Size  &&
+        (sourceHeader->Op == OP_LOADMEM || sourceHeader->Op == OP_LOADMEMTSO || sourceHeader->Op == OP_LOADCONTEXT)
+        ) {
+        //printf("Eliminated needless zext VMOV\n");
+        // Load mem / load ctx zexts, no need to vmem
+        IREmit->ReplaceAllUsesWith(CodeNode, CurrentIR.GetNode(source));
+      } else if (IROp->Size == sourceHeader->Size) {
+        // VMOV of same size
+        // XXX: This is unsafe of an optimization since in some cases we can't see through garbage data in the upper bits of a vector
+        // RCLSE generates VMOV instructions which are being used as a zero extension
+        //printf("printf vmov of same size?!\n");
+        //IREmit->ReplaceAllUsesWith(CodeNode, CurrentIR.GetNode(source));
+      }
+      break;
+    }
+    default:
+      break;
+  }
+
+  return Changed;
+}
+
+// constprop + some more per instruction logic
+bool ConstProp::ConstantPropagation(IREmitter *IREmit, const IRListView& CurrentIR,
+                                    OrderedNode* CodeNode, IROp_Header* IROp) {
+    bool Changed = false;
+
     switch (IROp->Op) {
 /*
     case OP_UMUL:
@@ -463,7 +491,7 @@ bool ConstProp::Run(IREmitter *IREmit) {
 
       if (IREmit->IsValueConstant(IROp->Args[0], &Constant1) &&
           IREmit->IsValueConstant(IROp->Args[1], &Constant2)) {
-        LOGMAN_MSG_A("Could const prop op: %s", std::string(IR::GetName(IROp->Op)).c_str());
+        LOGMAN_MSG_A_FMT("Could const prop op: {}", IR::GetName(IROp->Op));
       }
     break;
     }
@@ -479,7 +507,7 @@ bool ConstProp::Run(IREmitter *IREmit) {
       uint64_t Constant1;
 
       if (IREmit->IsValueConstant(IROp->Args[0], &Constant1)) {
-        LOGMAN_MSG_A("Could const prop op: %s", std::string(IR::GetName(IROp->Op)).c_str());
+        LOGMAN_MSG_A_FMT("Could const prop op: {}", IR::GetName(IROp->Op));
       }
     break;
     }
@@ -490,7 +518,6 @@ bool ConstProp::Run(IREmitter *IREmit) {
       auto AddressHeader = IREmit->GetOpHeader(Op->Header.Args[0]);
 
       if (AddressHeader->Op == OP_ADD && AddressHeader->Size == 8) {
-
         auto [OffsetType, OffsetScale, Arg0, Arg1] = MemExtendedAddressing(IREmit, Op->Size, AddressHeader);
 
         Op->OffsetType = OffsetType;
@@ -530,7 +557,6 @@ bool ConstProp::Run(IREmitter *IREmit) {
         uint64_t NewConstant = (Constant1 + Constant2) & getMask(Op) ;
         IREmit->ReplaceWithConstant(CodeNode, NewConstant);
         Changed = true;
-        continue;
       }
     break;
     }
@@ -711,9 +737,9 @@ bool ConstProp::Run(IREmitter *IREmit) {
         uint64_t NewConstant = (Constant1 * Constant2) & getMask(Op);
         IREmit->ReplaceWithConstant(CodeNode, NewConstant);
         Changed = true;
-      } else if (IREmit->IsValueConstant(Op->Header.Args[1], &Constant2) && __builtin_popcountl(Constant2) == 1) {
+      } else if (IREmit->IsValueConstant(Op->Header.Args[1], &Constant2) && std::popcount(Constant2) == 1) {
         if (IROp->Size == 4 || IROp->Size == 8) {
-          uint64_t amt = __builtin_ctzl(Constant2);
+          uint64_t amt = std::countr_zero(Constant2);
           IREmit->SetWriteCursor(CodeNode);
           auto shift = IREmit->_Lshl(CurrentIR.GetNode(Op->Header.Args[0]), IREmit->_Constant(amt));
           shift.first->Header.Size = IROp->Size; // force Lshl to be the same size as the original Mul
@@ -753,192 +779,223 @@ bool ConstProp::Run(IREmitter *IREmit) {
     default:
       break;
     }
-  }
 
-  // constant inlining
-  if (InlineConstants) {
-    for (auto [CodeNode, IROp] : CurrentIR.GetAllCode()) {
-      switch(IROp->Op) {
-        case OP_LSHR:
-        case OP_ASHR:
-        case OP_ROR:
-        case OP_LSHL:
-        {
-          auto Op = IROp->C<IR::IROp_Lshr>();
+    return Changed;
+}
 
-          uint64_t Constant2{};
-          if (IREmit->IsValueConstant(Op->Header.Args[1], &Constant2)) {
+bool ConstProp::ConstantInlining(IREmitter *IREmit, const IRListView& CurrentIR) {
+  bool Changed = false;
+
+  for (auto [CodeNode, IROp] : CurrentIR.GetAllCode()) {
+    switch(IROp->Op) {
+      case OP_LSHR:
+      case OP_ASHR:
+      case OP_ROR:
+      case OP_LSHL:
+      {
+        auto Op = IROp->C<IR::IROp_Lshr>();
+
+        uint64_t Constant2{};
+        if (IREmit->IsValueConstant(Op->Header.Args[1], &Constant2)) {
+          IREmit->SetWriteCursor(CurrentIR.GetNode(Op->Header.Args[1]));
+
+          // this shouldn't be here, but rather on the emitter themselves or the constprop transformation?
+          if (IROp->Size <=4)
+            Constant2 &= 31;
+          else
+            Constant2 &= 63;
+
+          IREmit->ReplaceNodeArgument(CodeNode, 1, IREmit->_InlineConstant(Constant2));
+
+          Changed = true;
+        }
+        break;
+      }
+
+      case OP_ADD:
+      case OP_SUB:
+      {
+        auto Op = IROp->C<IR::IROp_Add>();
+
+        uint64_t Constant2{};
+        if (IREmit->IsValueConstant(Op->Header.Args[1], &Constant2)) {
+          if (IsImmAddSub(Constant2)) {
             IREmit->SetWriteCursor(CurrentIR.GetNode(Op->Header.Args[1]));
 
-            // this shouldn't be here, but rather on the emitter themselves or the constprop transformation?
-            if (IROp->Size <=4)
-              Constant2 &= 31;
-            else
-              Constant2 &= 63;
-
             IREmit->ReplaceNodeArgument(CodeNode, 1, IREmit->_InlineConstant(Constant2));
 
             Changed = true;
           }
-          break;
+        }
+        break;
+      }
+
+      case OP_SELECT:
+      {
+        auto Op = IROp->C<IR::IROp_Select>();
+
+        uint64_t Constant1{};
+        if (IREmit->IsValueConstant(Op->Header.Args[1], &Constant1)) {
+          if (IsImmAddSub(Constant1)) {
+            IREmit->SetWriteCursor(CurrentIR.GetNode(Op->Header.Args[1]));
+
+            IREmit->ReplaceNodeArgument(CodeNode, 1, IREmit->_InlineConstant(Constant1));
+
+            Changed = true;
+          }
         }
 
-        case OP_ADD:
-        case OP_SUB:
+        uint64_t Constant2{};
+        uint64_t Constant3{};
+        if (IREmit->IsValueConstant(Op->Header.Args[2], &Constant2) &&
+            IREmit->IsValueConstant(Op->Header.Args[3], &Constant3) &&
+            Constant2 == 1 &&
+            Constant3 == 0)
         {
-          auto Op = IROp->C<IR::IROp_Add>();
+          IREmit->SetWriteCursor(CurrentIR.GetNode(Op->Header.Args[2]));
 
-          uint64_t Constant2{};
-          if (IREmit->IsValueConstant(Op->Header.Args[1], &Constant2)) {
-            if (IsImmAddSub(Constant2)) {
-              IREmit->SetWriteCursor(CurrentIR.GetNode(Op->Header.Args[1]));
-
-              IREmit->ReplaceNodeArgument(CodeNode, 1, IREmit->_InlineConstant(Constant2));
-
-              Changed = true;
-            }
-          }
-          break;
+          IREmit->ReplaceNodeArgument(CodeNode, 2, IREmit->_InlineConstant(Constant2));
+          IREmit->ReplaceNodeArgument(CodeNode, 3, IREmit->_InlineConstant(Constant3));
         }
 
-        case OP_SELECT:
-        {
-          auto Op = IROp->C<IR::IROp_Select>();
+        break;
+      }
 
-          uint64_t Constant1{};
-          if (IREmit->IsValueConstant(Op->Header.Args[1], &Constant1)) {
-            if (IsImmAddSub(Constant1)) {
-              IREmit->SetWriteCursor(CurrentIR.GetNode(Op->Header.Args[1]));
+      case OP_CONDJUMP:
+      {
+        auto Op = IROp->C<IR::IROp_CondJump>();
 
-              IREmit->ReplaceNodeArgument(CodeNode, 1, IREmit->_InlineConstant(Constant1));
+        uint64_t Constant2{};
+        if (IREmit->IsValueConstant(Op->Header.Args[1], &Constant2)) {
+          if (IsImmAddSub(Constant2)) {
+            IREmit->SetWriteCursor(CurrentIR.GetNode(Op->Header.Args[1]));
 
-              Changed = true;
-            }
+            IREmit->ReplaceNodeArgument(CodeNode, 1, IREmit->_InlineConstant(Constant2));
+
+            Changed = true;
           }
+        }
+        break;
+      }
 
-          uint64_t Constant2{};
-          uint64_t Constant3{};
-          if (IREmit->IsValueConstant(Op->Header.Args[2], &Constant2) &&
-              IREmit->IsValueConstant(Op->Header.Args[3], &Constant3) &&
-              Constant2 == 1 &&
-              Constant3 == 0)
-          {
+      case OP_EXITFUNCTION:
+      {
+        auto Op = IROp->C<IR::IROp_ExitFunction>();
+
+        uint64_t Constant{};
+        if (IREmit->IsValueConstant(Op->NewRIP, &Constant)) {
+          
+          IREmit->SetWriteCursor(CurrentIR.GetNode(Op->NewRIP));
+
+          IREmit->ReplaceNodeArgument(CodeNode, 0, IREmit->_InlineConstant(Constant));
+
+          Changed = true;
+        } else {
+          auto NewRIP = IREmit->GetOpHeader(Op->NewRIP);
+          if (NewRIP->Op == OP_ENTRYPOINTOFFSET) {
+            auto EO = NewRIP->C<IR::IROp_EntrypointOffset>();
+            IREmit->SetWriteCursor(CurrentIR.GetNode(Op->NewRIP));
+
+            IREmit->ReplaceNodeArgument(CodeNode, 0, IREmit->_InlineEntrypointOffset(EO->Offset, EO->Header.Size));
+            Changed = true;
+          }
+        }
+        break;
+      }
+
+      case OP_OR:
+      case OP_XOR:
+      case OP_AND:
+      {
+        auto Op = IROp->CW<IR::IROp_Or>();
+
+        uint64_t Constant2{};
+        if (IREmit->IsValueConstant(Op->Header.Args[1], &Constant2)) {
+          if (IsImmLogical(Constant2, IROp->Size * 8)) {
+            IREmit->SetWriteCursor(CurrentIR.GetNode(Op->Header.Args[1]));
+
+            IREmit->ReplaceNodeArgument(CodeNode, 1, IREmit->_InlineConstant(Constant2));
+
+            Changed = true;
+          }
+        }
+        break;
+      }
+
+      case OP_LOADMEM:
+      {
+        auto Op = IROp->CW<IR::IROp_LoadMem>();
+
+        uint64_t Constant2{};
+        if (Op->OffsetType == MEM_OFFSET_SXTX && IREmit->IsValueConstant(Op->Header.Args[1], &Constant2)) {
+          if (IsImmMemory(Constant2, Op->Size)) {
+            IREmit->SetWriteCursor(CurrentIR.GetNode(Op->Header.Args[1]));
+
+            IREmit->ReplaceNodeArgument(CodeNode, 1, IREmit->_InlineConstant(Constant2));
+
+            Changed = true;
+          }
+        }
+        break;
+      }
+
+      case OP_STOREMEM:
+      {
+        auto Op = IROp->CW<IR::IROp_StoreMem>();
+
+        uint64_t Constant2{};
+        if (Op->OffsetType == MEM_OFFSET_SXTX && IREmit->IsValueConstant(Op->Header.Args[2], &Constant2)) {
+          if (IsImmMemory(Constant2, Op->Size)) {
             IREmit->SetWriteCursor(CurrentIR.GetNode(Op->Header.Args[2]));
 
             IREmit->ReplaceNodeArgument(CodeNode, 2, IREmit->_InlineConstant(Constant2));
-            IREmit->ReplaceNodeArgument(CodeNode, 3, IREmit->_InlineConstant(Constant3));
-          }
-
-          break;
-        }
-
-        case OP_CONDJUMP:
-        {
-          auto Op = IROp->C<IR::IROp_CondJump>();
-
-          uint64_t Constant2{};
-          if (IREmit->IsValueConstant(Op->Header.Args[1], &Constant2)) {
-            if (IsImmAddSub(Constant2)) {
-              IREmit->SetWriteCursor(CurrentIR.GetNode(Op->Header.Args[1]));
-
-              IREmit->ReplaceNodeArgument(CodeNode, 1, IREmit->_InlineConstant(Constant2));
-
-              Changed = true;
-            }
-          }
-          break;
-        }
-
-        case OP_EXITFUNCTION:
-        {
-          auto Op = IROp->C<IR::IROp_ExitFunction>();
-
-          uint64_t Constant{};
-          if (IREmit->IsValueConstant(Op->NewRIP, &Constant)) {
-            
-            IREmit->SetWriteCursor(CurrentIR.GetNode(Op->NewRIP));
-
-            IREmit->ReplaceNodeArgument(CodeNode, 0, IREmit->_InlineConstant(Constant));
 
             Changed = true;
-          } else {
-            auto NewRIP = IREmit->GetOpHeader(Op->NewRIP);
-            if (NewRIP->Op == OP_ENTRYPOINTOFFSET) {
-              auto EO = NewRIP->C<IR::IROp_EntrypointOffset>();
-              IREmit->SetWriteCursor(CurrentIR.GetNode(Op->NewRIP));
-
-              IREmit->ReplaceNodeArgument(CodeNode, 0, IREmit->_InlineEntrypointOffset(EO->Offset, EO->Header.Size));
-              Changed = true;
-            }
           }
-          break;
         }
-
-        case OP_OR:
-        case OP_XOR:
-        case OP_AND:
-        {
-          auto Op = IROp->CW<IR::IROp_Or>();
-
-          uint64_t Constant2{};
-          if (IREmit->IsValueConstant(Op->Header.Args[1], &Constant2)) {
-            if (IsImmLogical(Constant2, IROp->Size * 8)) {
-              IREmit->SetWriteCursor(CurrentIR.GetNode(Op->Header.Args[1]));
-
-              IREmit->ReplaceNodeArgument(CodeNode, 1, IREmit->_InlineConstant(Constant2));
-
-              Changed = true;
-            }
-          }
-          break;
-        }
-
-	case OP_LOADMEM:
-        {
-          auto Op = IROp->CW<IR::IROp_LoadMem>();
-
-          uint64_t Constant2{};
-          if (Op->OffsetType == MEM_OFFSET_SXTX && IREmit->IsValueConstant(Op->Header.Args[1], &Constant2)) {
-            if (IsImmMemory(Constant2, Op->Size)) {
-              IREmit->SetWriteCursor(CurrentIR.GetNode(Op->Header.Args[1]));
-
-              IREmit->ReplaceNodeArgument(CodeNode, 1, IREmit->_InlineConstant(Constant2));
-
-              Changed = true;
-            }
-          }
-          break;
-        }
-
-	case OP_STOREMEM:
-        {
-          auto Op = IROp->CW<IR::IROp_StoreMem>();
-
-          uint64_t Constant2{};
-          if (Op->OffsetType == MEM_OFFSET_SXTX && IREmit->IsValueConstant(Op->Header.Args[2], &Constant2)) {
-            if (IsImmMemory(Constant2, Op->Size)) {
-              IREmit->SetWriteCursor(CurrentIR.GetNode(Op->Header.Args[2]));
-
-              IREmit->ReplaceNodeArgument(CodeNode, 2, IREmit->_InlineConstant(Constant2));
-
-              Changed = true;
-            }
-          }
-          break;
-        }
-
-        default: break;
+        break;
       }
+
+      default:
+        break;
     }
   }
 
-  IREmit->SetWriteCursor(OriginalWriteCursor);
-
   return Changed;
 }
 
-FEXCore::IR::Pass* CreateConstProp(bool InlineConstants) {
-  return new ConstProp(InlineConstants);
+bool ConstProp::Run(IREmitter *IREmit) {
+  bool Changed = false;
+  auto CurrentIR = IREmit->ViewIR();
+  auto OriginalWriteCursor = IREmit->GetWriteCursor();
+
+  if (HandleConstantPools(IREmit, CurrentIR)) {
+    Changed = true;
+  }
+
+  CodeMotionAroundSelects(IREmit, CurrentIR);
+  FCMPOptimization(IREmit, CurrentIR);
+  LoadMemStoreMemImmediatePooling(IREmit, CurrentIR);
+
+  for (auto [CodeNode, IROp] : CurrentIR.GetAllCode()) {
+    if (ZextAndMaskingElimination(IREmit, CurrentIR, CodeNode, IROp)) {
+      Changed = true;
+    }
+    if (ConstantPropagation(IREmit, CurrentIR, CodeNode, IROp)) {
+      Changed = true;
+    }
+  }
+
+  if (InlineConstants && ConstantInlining(IREmit, CurrentIR)) {
+    Changed = true;
+  }
+
+  IREmit->SetWriteCursor(OriginalWriteCursor);
+  return Changed;
+}
+
+std::unique_ptr<FEXCore::IR::Pass> CreateConstProp(bool InlineConstants) {
+  return std::make_unique<ConstProp>(InlineConstants);
 }
 
 }

External/FEXCore/Source/Interface/IR/Passes/DeadCodeElimination.cpp

@@ -59,10 +59,8 @@ void DeadCodeElimination::markUsed(OrderedNodeWrapper *CodeOp, IROp_Header *IROp
 
 }
 
-
-FEXCore::IR::Pass* CreatePassDeadCodeElimination() {
-  return new DeadCodeElimination{};
+std::unique_ptr<FEXCore::IR::Pass> CreatePassDeadCodeElimination() {
+  return std::make_unique<DeadCodeElimination>();
 }
 
-
 }

External/FEXCore/Source/Interface/IR/Passes/DeadContextStoreElimination.cpp

@@ -17,14 +17,36 @@ namespace {
   };
 
   enum LastAccessType {
-    ACCESS_NONE,          ///< Was never previously accessed
-    ACCESS_WRITE,         ///< Was fully overwritten
-    ACCESS_READ,          ///< Was fully read
-    ACCESS_PARTIAL_WRITE, ///< Was partially written
-    ACCESS_PARTIAL_READ,  ///< Was partially read
-    ACCESS_INVALID,       ///< Accessing this is invalid
+    ACCESS_NONE      = (0b000 << 0), ///< Was never previously accessed
+    ACCESS_WRITE     = (0b001 << 0), ///< Was fully overwritten
+    ACCESS_READ      = (0b010 << 0), ///< Was fully read
+    ACCESS_INVALID   = (0b011 << 0), ///< Accessing this is invalid
+    ACCESS_TYPE_MASK = (0b011 << 0),
+    ACCESS_PARTIAL   = (0b100 << 0),
+    ACCESS_PARTIAL_WRITE = (ACCESS_PARTIAL | ACCESS_WRITE), ///< Was partially written
+    ACCESS_PARTIAL_READ  = (ACCESS_PARTIAL | ACCESS_READ),  ///< Was partially read
   };
 
+  static bool IsWriteAccess(LastAccessType Type) {
+    return (Type & ACCESS_TYPE_MASK) == ACCESS_WRITE;
+  }
+
+  static bool IsReadAccess(LastAccessType Type) {
+    return (Type & ACCESS_TYPE_MASK) == ACCESS_READ;
+  }
+
+  static bool IsInvalidAccess(LastAccessType Type) {
+    return (Type & ACCESS_TYPE_MASK) == ACCESS_INVALID;
+  }
+
+  static bool IsPartialAccess(LastAccessType Type) {
+    return (Type & ACCESS_PARTIAL) == ACCESS_PARTIAL;
+  }
+
+  static bool IsFullAccess(LastAccessType Type) {
+    return (Type & ACCESS_PARTIAL) == 0;
+  }
+
   struct ContextMemberInfo {
     ContextMemberClassification Class;
     LastAccessType Accessed;
@@ -40,7 +62,7 @@ namespace {
     std::vector<ContextMemberInfo> ClassificationInfo;
   };
 
-  constexpr static std::array<LastAccessType, 15> DefaultAccess = {
+  constexpr static std::array<LastAccessType, 16> DefaultAccess = {
     ACCESS_NONE,
     ACCESS_NONE,
     ACCESS_INVALID, // PAD
@@ -56,6 +78,7 @@ namespace {
     ACCESS_NONE,
     ACCESS_NONE,
     ACCESS_NONE,
+    ACCESS_NONE,
   };
 
   static void ClassifyContextStruct(ContextInfo *ContextClassificationInfo) {
@@ -145,7 +168,7 @@ namespace {
       DefaultAccess[4],
       FEXCore::IR::InvalidClass,
     });
-    
+
     ContextClassification->emplace_back(ContextMemberInfo{
       ContextMemberClassification {
         offsetof(FEXCore::Core::CPUState, fs),
@@ -208,6 +231,17 @@ namespace {
       FEXCore::IR::InvalidClass,
     });
 
+    // FTW
+    ContextClassification->emplace_back(ContextMemberInfo {
+      ContextMemberClassification {
+        offsetof(FEXCore::Core::CPUState, FTW),
+        sizeof(FEXCore::Core::CPUState::FTW),
+      },
+      DefaultAccess[15],
+      FEXCore::IR::InvalidClass,
+    });
+
+
     size_t ClassifiedStructSize{};
     ContextClassificationInfo->Lookup.reserve(sizeof(FEXCore::Core::CPUState));
     for (auto &it : *ContextClassification) {
@@ -270,6 +304,7 @@ namespace {
     }
 
     SetAccess(Offset++, DefaultAccess[14]);
+    SetAccess(Offset++, DefaultAccess[15]);
   }
 
   struct BlockInfo {
@@ -283,7 +318,7 @@ class RCLSE final : public FEXCore::IR::Pass {
 public:
   RCLSE() {
     ClassifyContextStruct(&ClassifiedStruct);
-    DCE.reset(FEXCore::IR::CreatePassDeadCodeElimination());
+    DCE = FEXCore::IR::CreatePassDeadCodeElimination();
   }
   bool Run(FEXCore::IR::IREmitter *IREmit) override;
 private:
@@ -431,6 +466,8 @@ bool RCLSE::RedundantStoreLoadElimination(FEXCore::IR::IREmitter *IREmit) {
   ContextInfo &LocalInfo = ClassifiedStruct;
 
   for (auto [BlockNode, BlockHeader] : CurrentIR.GetBlocks()) {
+    auto BlockOp = BlockHeader->CW<FEXCore::IR::IROp_CodeBlock>();
+    auto BlockEnd = IREmit->GetIterator(BlockOp->Last);
 
     ResetClassificationAccesses(&LocalInfo);
 
@@ -443,9 +480,9 @@ bool RCLSE::RedundantStoreLoadElimination(FEXCore::IR::IREmitter *IREmit) {
         uint8_t LastSize = Info->AccessSize;
         LastAccessType LastAccess = Info->Accessed;
         OrderedNode *LastStoreNode = Info->StoreNode;
-        RecordAccess(Info, Op->Class, Op->Offset, IROp->Size, ACCESS_WRITE, CurrentIR.GetNode(Op->Header.Args[0]), CodeNode);
+        RecordAccess(Info, Op->Class, Op->Offset, IROp->Size, ACCESS_WRITE, CurrentIR.GetNode(Op->Value), CodeNode);
 
-        if ((LastAccess == ACCESS_WRITE || LastAccess == ACCESS_PARTIAL_WRITE) &&
+        if (IsWriteAccess(LastAccess) &&
             LastClass == Op->Class &&
             LastOffset == Op->Offset &&
             LastSize <= IROp->Size) {
@@ -470,7 +507,7 @@ bool RCLSE::RedundantStoreLoadElimination(FEXCore::IR::IREmitter *IREmit) {
         OrderedNode *LastStoreNode = Info->StoreNode;
         RecordAccess(Info, Op->Class, Op->Offset, IROp->Size, ACCESS_READ, CodeNode);
 
-        if ((LastAccess == ACCESS_WRITE || LastAccess == ACCESS_PARTIAL_WRITE) &&
+        if (IsWriteAccess(LastAccess) &&
             LastClass == Op->Class &&
             LastOffset == Op->Offset &&
             IROp->Size <= LastSize) {
@@ -491,46 +528,52 @@ bool RCLSE::RedundantStoreLoadElimination(FEXCore::IR::IREmitter *IREmit) {
 
             if (TruncateSize != IREmit->GetOpSize(LastNode)) {
               // We need to insert an explict truncation
-              if (LastClass == FPRClass) {
-                LastNode = IREmit->_VMov(LastNode, TruncateSize); // Vmov truncates and zexts when register width is smaller than source
-              }
-              else if (LastClass == GPRPairClass) {
-                LastNode = IREmit->_TruncElementPair(LastNode, TruncateSize);
-              }
-              else if (LastClass == GPRClass) {
-                LastNode = IREmit->_Bfe(Info->AccessSize, TruncateSize * 8, 0, LastNode);
-              } else {
-                LOGMAN_MSG_A("Unhandled Register class");
-              }
+              LastNode = IREmit->_Bfe(Info->AccessSize, TruncateSize * 8, 0, LastNode);
             }
 
-            IREmit->ReplaceAllUsesWith(CodeNode, LastNode);
+            IREmit->ReplaceAllUsesWithRange(CodeNode, LastNode, IREmit->GetIterator(IREmit->WrapNode(CodeNode)), BlockEnd);
             RecordAccess(Info, Op->Class, Op->Offset, IROp->Size, ACCESS_READ, LastNode);
             Changed = true;
-          } else {
-            if (LastClass == FPRClass && LastSize == IROp->Size && LastSize == IREmit->GetOpSize(LastNode)) {
-              // LoadCtx matches StoreCtx and Node Size
-              IREmit->ReplaceAllUsesWith(CodeNode, LastNode);
-              RecordAccess(Info, Op->Class, Op->Offset, IROp->Size, ACCESS_READ, LastNode);
-              Changed = true;
-            } else if (LastClass == FPRClass && LastSize >= IROp->Size && IROp->Size == IREmit->GetOpSize(LastNode)) {
+          } else if (LastClass == FPRClass) {
+            if (LastSize == IROp->Size && LastSize == IREmit->GetOpSize(LastNode)) {
+              if (IsFullAccess(Info->Accessed)) {
+                // LoadCtx matches StoreCtx and Node Size
+                IREmit->ReplaceAllUsesWithRange(CodeNode, LastNode, IREmit->GetIterator(IREmit->WrapNode(CodeNode)), BlockEnd);
+                RecordAccess(Info, Op->Class, Op->Offset, IROp->Size, ACCESS_READ, LastNode);
+                Changed = true;
+              }
+              else {
+                // If this load size is a partial load then it may be expecting a zext of
+                // the vector element
+                IREmit->SetWriteCursor(CodeNode);
+                // zext to size
+                LastNode = IREmit->_VMov(LastNode, IROp->Size);
+
+                IREmit->ReplaceAllUsesWithRange(CodeNode, LastNode, IREmit->GetIterator(IREmit->WrapNode(CodeNode)), BlockEnd);
+                RecordAccess(Info, Op->Class, Op->Offset, IROp->Size, ACCESS_READ, LastNode);
+                Changed = true;
+              }
+            } else if (LastSize >= IROp->Size &&
+                       IROp->Size == IREmit->GetOpSize(LastNode)) {
               // LoadCtx is <= StoreCtx and Node is LoadCtx
-              IREmit->ReplaceAllUsesWith(CodeNode, LastNode);
+              IREmit->ReplaceAllUsesWithRange(CodeNode, LastNode, IREmit->GetIterator(IREmit->WrapNode(CodeNode)), BlockEnd);
               RecordAccess(Info, Op->Class, Op->Offset, IROp->Size, ACCESS_READ, LastNode);
               Changed = true;
-            } else if (LastClass == FPRClass && LastSize >= IROp->Size && IROp->Size < IREmit->GetOpSize(LastNode)) {
+            } else if (LastSize >= IROp->Size &&
+                       IROp->Size < IREmit->GetOpSize(LastNode)) {
               IREmit->SetWriteCursor(CodeNode);
               // trucate to size
               LastNode = IREmit->_VMov(LastNode, IROp->Size);
-              IREmit->ReplaceAllUsesWith(CodeNode, LastNode);
+              IREmit->ReplaceAllUsesWithRange(CodeNode, LastNode, IREmit->GetIterator(IREmit->WrapNode(CodeNode)), BlockEnd);
               RecordAccess(Info, Op->Class, Op->Offset, IROp->Size, ACCESS_READ, LastNode);
               Changed = true;
-            } else if (LastClass == FPRClass && LastSize >= IROp->Size && IROp->Size > IREmit->GetOpSize(LastNode)) {
+            } else if (LastSize >= IROp->Size &&
+                       IROp->Size > IREmit->GetOpSize(LastNode)) {
               IREmit->SetWriteCursor(CodeNode);
               // zext to size
               LastNode = IREmit->_VMov(LastNode, IROp->Size);
 
-              IREmit->ReplaceAllUsesWith(CodeNode, LastNode);
+              IREmit->ReplaceAllUsesWithRange(CodeNode, LastNode, IREmit->GetIterator(IREmit->WrapNode(CodeNode)), BlockEnd);
               RecordAccess(Info, Op->Class, Op->Offset, IROp->Size, ACCESS_READ, LastNode);
               Changed = true;
             } else {
@@ -538,13 +581,13 @@ bool RCLSE::RedundantStoreLoadElimination(FEXCore::IR::IREmitter *IREmit) {
             }
           }
         }
-        else if ((LastAccess == ACCESS_READ || LastAccess == ACCESS_PARTIAL_READ) &&
+        else if (IsReadAccess(LastAccess) &&
+                 IsReadAccess(Info->Accessed) &&
                  LastClass == Op->Class &&
                  LastOffset == Op->Offset &&
-                 LastSize == IROp->Size &&
-                 (Info->Accessed == ACCESS_READ || Info->Accessed == ACCESS_PARTIAL_READ)) {
+                 LastSize == IROp->Size) {
           // Did we read and then read again?
-          IREmit->ReplaceAllUsesWith(CodeNode, LastNode);
+          IREmit->ReplaceAllUsesWithRange(CodeNode, LastNode, IREmit->GetIterator(IREmit->WrapNode(CodeNode)), BlockEnd);
           RecordAccess(Info, Op->Class, Op->Offset, IROp->Size, ACCESS_READ, LastNode);
           Changed = true;
         }
@@ -591,21 +634,21 @@ bool RCLSE::RedundantStoreLoadElimination(FEXCore::IR::IREmitter *IREmit) {
         LastAccessType LastAccess = Info->Accessed;
         OrderedNode *LastNode = Info->Node;
 
-        if (LastAccess == ACCESS_WRITE) { // 1 byte so always a full write
+        if (IsWriteAccess(LastAccess)) { // 1 byte so always a full write
           // If the last store matches this load value then we can replace the loaded value with the previous valid one
           IREmit->SetWriteCursor(CodeNode);
           IREmit->ReplaceAllUsesWith(CodeNode, LastNode);
           RecordAccess(Info, FEXCore::IR::GPRClass, offsetof(FEXCore::Core::CPUState, flags[0]) + Op->Flag, 1, ACCESS_READ, LastNode);
           Changed = true;
         }
-        else if (LastAccess == ACCESS_READ) {
+        else if (IsReadAccess(LastAccess)) {
           IREmit->ReplaceAllUsesWith(CodeNode, LastNode);
           RecordAccess(Info, FEXCore::IR::GPRClass, offsetof(FEXCore::Core::CPUState, flags[0]) + Op->Flag, 1, ACCESS_READ, LastNode);
           Changed = true;
         }
       }
       else if (IROp->Op == OP_STORECONTEXTINDEXED ||
-               IROp->Op == OP_LOADCONTEXTINDEXED || 
+               IROp->Op == OP_LOADCONTEXTINDEXED ||
                IROp->Op == OP_SYSCALL) {
         // We can't track through these
         ResetClassificationAccesses(&LocalInfo);
@@ -622,7 +665,7 @@ bool RCLSE::Run(FEXCore::IR::IREmitter *IREmit) {
   // XXX: We don't do cross-block optimizations yet
   //CalculateControlFlowInfo(IREmit);
   bool Changed = false;
-  
+
   // Run up to 5 times
   for( int i = 0; i < 5 && RedundantStoreLoadElimination(IREmit); i++) {
     Changed = true;
@@ -636,8 +679,8 @@ bool RCLSE::Run(FEXCore::IR::IREmitter *IREmit) {
 
 namespace FEXCore::IR {
 
-FEXCore::IR::Pass* CreateContextLoadStoreElimination() {
-  return new RCLSE{};
+std::unique_ptr<FEXCore::IR::Pass> CreateContextLoadStoreElimination() {
+  return std::make_unique<RCLSE>();
 }
 
 }

External/FEXCore/Source/Interface/IR/Passes/DeadStoreElimination.cpp

@@ -331,8 +331,8 @@ bool DeadStoreElimination::Run(IREmitter *IREmit) {
   return Changed;
 }
 
-FEXCore::IR::Pass* CreateDeadStoreElimination() {
-  return new DeadStoreElimination{};
+std::unique_ptr<FEXCore::IR::Pass> CreateDeadStoreElimination() {
+  return std::make_unique<DeadStoreElimination>();
 }
 
 }

External/FEXCore/Source/Interface/IR/Passes/IRCompaction.cpp

@@ -153,8 +153,10 @@ bool IRCompaction::Run(IREmitter *IREmit) {
   {
     // Fixup the arguments of all the IROps
     for (auto &Block : GeneratedCodeBlocks) {
+#if defined(ASSERTIONS_ENABLED) && ASSERTIONS_ENABLED
       auto BlockIROp = LocalIR.GetOp<FEXCore::IR::IROp_CodeBlock>(Block.NewNode);
       LOGMAN_THROW_A(BlockIROp->Header.Op == OP_CODEBLOCK, "IR type failed to be a code block");
+#endif
 
       for (auto [LocalNode, LocalIROp] : LocalIR.GetCode(Block.NewNode)) {
 
@@ -199,8 +201,8 @@ bool IRCompaction::Run(IREmitter *IREmit) {
   return true;
 }
 
-FEXCore::IR::Pass* CreateIRCompaction() {
-  return new IRCompaction{};
+std::unique_ptr<FEXCore::IR::Pass> CreateIRCompaction() {
+  return std::make_unique<IRCompaction>();
 }
 
 }

External/FEXCore/Source/Interface/IR/Passes/IRValidation.cpp

@@ -11,7 +11,7 @@ $end_info$
 #include "Interface/Core/OpcodeDispatcher.h"
 #include "Common/BitSet.h"
 
-#include <iostream>
+#include <sstream>
 
 namespace {
   struct BlockInfo {
@@ -54,8 +54,10 @@ bool IRValidation::Run(IREmitter *IREmit) {
 
   std::vector<uint32_t> Uses(CurrentIR.GetSSACount(), 0);
 
+#if defined(ASSERTIONS_ENABLED) && ASSERTIONS_ENABLED
   auto HeaderOp = CurrentIR.GetHeader();
-  LOGMAN_THROW_A(HeaderOp->Header.Op == OP_IRHEADER, "First op wasn't IRHeader");
+  LOGMAN_THROW_A_FMT(HeaderOp->Header.Op == OP_IRHEADER, "First op wasn't IRHeader");
+#endif
 
   IR::RegisterAllocationData * RAData{};
   if (Manager->HasRAPass()) {
@@ -66,7 +68,7 @@ bool IRValidation::Run(IREmitter *IREmit) {
 
   for (auto [BlockNode, BlockHeader] : CurrentIR.GetBlocks()) {
     auto BlockIROp = BlockHeader->CW<FEXCore::IR::IROp_CodeBlock>();
-    LOGMAN_THROW_A(BlockIROp->Header.Op == OP_CODEBLOCK, "IR type failed to be a code block");
+    LOGMAN_THROW_A_FMT(BlockIROp->Header.Op == OP_CODEBLOCK, "IR type failed to be a code block");
 
     uint32_t BlockID = CurrentIR.GetID(BlockNode);
 
@@ -209,7 +211,7 @@ bool IRValidation::Run(IREmitter *IREmit) {
           break;
         }
         default:
-          // LOGMAN_MSG_A("Unknown IR Op: %d(%s)", IROp->Op, FEXCore::IR::GetName(IROp->Op).data());
+          // LOGMAN_MSG_A_FMT("Unknown IR Op: {}({})", IROp->Op, FEXCore::IR::GetName(IROp->Op));
         break;
       }
     }
@@ -265,10 +267,9 @@ bool IRValidation::Run(IREmitter *IREmit) {
     }
   }
 
-  std::stringstream Out;
-
   HadWarning = false;
   if (HadError || HadWarning) {
+    std::stringstream Out;
     FEXCore::IR::Dump(&Out, &CurrentIR, RAData);
 
     if (HadError) {
@@ -279,13 +280,13 @@ bool IRValidation::Run(IREmitter *IREmit) {
       Out << "Warnings:" << std::endl << Warnings.str() << std::endl;
     }
 
-    LogMan::Msg::E("%s", Out.str().c_str());
+    LogMan::Msg::EFmt("{}", Out.str());
   }
 
   return false;
 }
 
-FEXCore::IR::Pass* CreateIRValidation() {
-  return new IRValidation{};
+std::unique_ptr<FEXCore::IR::Pass> CreateIRValidation() {
+  return std::make_unique<IRValidation>();
 }
 }

External/FEXCore/Source/Interface/IR/Passes/LongDivideRemovalPass.cpp

@@ -106,7 +106,7 @@ bool LongDivideEliminationPass::Run(IREmitter *IREmit) {
   return Changed;
 }
 
-FEXCore::IR::Pass* CreateLongDivideEliminationPass() {
-  return new LongDivideEliminationPass{};
+std::unique_ptr<FEXCore::IR::Pass> CreateLongDivideEliminationPass() {
+  return std::make_unique<LongDivideEliminationPass>();
 }
 }

External/FEXCore/Source/Interface/IR/Passes/PhiValidation.cpp

@@ -8,7 +8,7 @@ $end_info$
 #include "Interface/IR/PassManager.h"
 #include "Interface/Core/OpcodeDispatcher.h"
 
-#include <iostream>
+#include <sstream>
 
 namespace FEXCore::IR::Validation {
 
@@ -52,22 +52,18 @@ bool PhiValidation::Run(IREmitter *IREmit) {
     }
   }
 
-  std::stringstream Out;
-
   if (HadError) {
+    std::stringstream Out;
     FEXCore::IR::Dump(&Out, &CurrentIR, nullptr);
-
     Out << "Errors:" << std::endl << Errors.str() << std::endl;
-
-    LogMan::Msg::E(Out.str().c_str());
+    LogMan::Msg::EFmt("{}", Out.str());
   }
 
-
   return false;
 }
 
-FEXCore::IR::Pass* CreatePhiValidation() {
-  return new PhiValidation{};
+std::unique_ptr<FEXCore::IR::Pass> CreatePhiValidation() {
+  return std::make_unique<PhiValidation>();
 }
 
 }

External/FEXCore/Source/Interface/IR/Passes/RedundantFlagCalculationElimination.cpp

@@ -59,8 +59,8 @@ bool DeadFlagCalculationEliminination::Run(IREmitter *IREmit) {
   return Changed;
 }
 
-FEXCore::IR::Pass* CreateDeadFlagCalculationEliminination() {
-  return new DeadFlagCalculationEliminination{};
+std::unique_ptr<FEXCore::IR::Pass> CreateDeadFlagCalculationEliminination() {
+  return std::make_unique<DeadFlagCalculationEliminination>();
 }
 
 }

External/FEXCore/Source/Interface/IR/Passes/RegisterAllocationPass.cpp

@@ -12,6 +12,7 @@ $end_info$
 
 #include <iterator>
 #include <unordered_set>
+#include <sys/mman.h>
 
 #define SRA_DEBUG(...) // printf(__VA_ARGS__)
 
@@ -46,7 +47,7 @@ namespace {
       for (int i = 1; i < Size; i++)
         Items[i] = 0xDEADBEEF;
       #endif
-      Next.release();
+      Next.reset();
     }
 
     BucketList() {
@@ -144,7 +145,7 @@ namespace {
         }
         else if (++i == Size) {
           if (that->Next->Items[0] == 0) {
-            that->Next.release();
+            that->Next.reset();
             foundThat->Items[foundI] = that->Items[Size-1];
             that->Items[Size-1] = 0;
             break;
@@ -177,6 +178,7 @@ namespace {
   };
 
   static_assert(sizeof(RegisterNode) == 128 * 4);
+  constexpr size_t REGISTER_NODES_PER_PAGE = FEXCore::Core::PAGE_SIZE / sizeof(RegisterNode);
 
   struct RegisterSet {
     std::vector<RegisterClass> Classes;
@@ -204,8 +206,8 @@ namespace {
   struct RegisterGraph {
     std::unique_ptr<FEXCore::IR::RegisterAllocationData, FEXCore::IR::RegisterAllocationDataDeleter> AllocData;
     RegisterSet Set;
-    std::vector<RegisterNode> Nodes;
-    uint32_t NodeCount;
+    std::vector<RegisterNode> Nodes{};
+    uint32_t NodeCount{};
     std::vector<SpillStackUnit> SpillStack;
     std::unordered_map<uint32_t, std::unordered_set<uint32_t>> BlockPredecessors;
     std::unordered_map<uint32_t, std::unordered_set<uint32_t>> VisitedNodePredecessors;
@@ -258,11 +260,14 @@ namespace {
   }
 
   void ResetRegisterGraph(RegisterGraph *Graph, uint64_t NodeCount) {
-    NodeCount = AlignUp(NodeCount, sizeof(uint64_t));
+    NodeCount = AlignUp(NodeCount, REGISTER_NODES_PER_PAGE);
+
+    // Clear to free the Bucketlists which have unique_ptrs
+    // Resize to our correct size
     Graph->Nodes.clear();
     Graph->Nodes.resize(NodeCount);
+
     Graph->VisitedNodePredecessors.clear();
-    Graph->AllocData.reset();
     Graph->AllocData.reset((FEXCore::IR::RegisterAllocationData*)FEXCore::Allocator::malloc(FEXCore::IR::RegisterAllocationData::Size(NodeCount)));
     memset(&Graph->AllocData->Map[0], INVALID_REGCLASS.Raw, NodeCount);
     Graph->AllocData->MapCount = NodeCount;
@@ -1399,11 +1404,13 @@ namespace FEXCore::IR {
         if (InterferenceNode != ~0U) {
           FEXCore::IR::RegisterClassType InterferenceRegClass = FEXCore::IR::RegisterClassType{Graph->AllocData->Map[InterferenceNode].Class};
           uint32_t SpillSlot = FindSpillSlot(InterferenceNode, InterferenceRegClass);
+#if defined(ASSERTIONS_ENABLED) && ASSERTIONS_ENABLED
           RegisterNode *InterferenceRegisterNode = &Graph->Nodes[InterferenceNode];
           LOGMAN_THROW_A(SpillSlot != ~0U, "Interference Node doesn't have a spill slot!");
           //LOGMAN_THROW_A(InterferenceRegisterNode->Head.RegAndClass.Reg != INVALID_REG, "Interference node never assigned a register?");
           LOGMAN_THROW_A(InterferenceRegClass != ~0U, "Interference node never assigned a register class?");
           LOGMAN_THROW_A(InterferenceRegisterNode->Head.PhiPartner == nullptr, "We don't support spilling PHI nodes currently");
+#endif
 
           // This is the op that we need to dump
           auto [InterferenceOrderedNode, InterferenceIROp] = IR.at(InterferenceNode)();
@@ -1538,7 +1545,7 @@ namespace FEXCore::IR {
     return Changed;
   }
 
-  FEXCore::IR::RegisterAllocationPass* CreateRegisterAllocationPass(FEXCore::IR::Pass* CompactionPass, bool OptimizeSRA) {
-    return new ConstrainedRAPass{CompactionPass, OptimizeSRA};
+  std::unique_ptr<FEXCore::IR::RegisterAllocationPass> CreateRegisterAllocationPass(FEXCore::IR::Pass* CompactionPass, bool OptimizeSRA) {
+    return std::make_unique<ConstrainedRAPass>(CompactionPass, OptimizeSRA);
   }
 }

External/FEXCore/Source/Interface/IR/Passes/StaticRegisterAllocationPass.cpp

@@ -94,8 +94,8 @@ bool StaticRegisterAllocationPass::Run(IREmitter *IREmit) {
   return true;
 }
 
-FEXCore::IR::Pass* CreateStaticRegisterAllocationPass() {
-  return new StaticRegisterAllocationPass{};
+std::unique_ptr<FEXCore::IR::Pass> CreateStaticRegisterAllocationPass() {
+  return std::make_unique<StaticRegisterAllocationPass>();
 }
 
 }

External/FEXCore/Source/Interface/IR/Passes/SyscallOptimization.cpp

@@ -44,12 +44,11 @@ bool SyscallOptimization::Run(IREmitter *IREmit) {
     }
   }
 
-
   return Changed;
 }
 
-FEXCore::IR::Pass* CreateSyscallOptimization() {
-  return new SyscallOptimization{};
+std::unique_ptr<FEXCore::IR::Pass> CreateSyscallOptimization() {
+  return std::make_unique<SyscallOptimization>();
 }
 
 }

External/FEXCore/Source/Interface/IR/Passes/ValueDominanceValidation.cpp

@@ -8,9 +8,9 @@ $end_info$
 #include "Interface/IR/PassManager.h"
 #include "Interface/Core/OpcodeDispatcher.h"
 
-#include <iostream>
 #include <map>
 #include <list>
+#include <sstream>
 #include <unordered_map>
 
 namespace {
@@ -28,12 +28,9 @@ public:
 
 bool ValueDominanceValidation::Run(IREmitter *IREmit) {
   bool HadError = false;
-  bool HadWarning = false;
   auto CurrentIR = IREmit->ViewIR();
 
   std::ostringstream Errors;
-  std::ostringstream Warnings;
-
   std::unordered_map<IR::OrderedNodeWrapper::NodeOffsetType, BlockInfo> OffsetToBlockMap;
 
   for (auto [BlockNode, BlockHeader] : CurrentIR.GetBlocks()) {
@@ -193,27 +190,18 @@ bool ValueDominanceValidation::Run(IREmitter *IREmit) {
     }
   }
 
-  std::stringstream Out;
-
-  if (HadError || HadWarning) {
+  if (HadError) {
+    std::stringstream Out;
     FEXCore::IR::Dump(&Out, &CurrentIR, nullptr);
-
-    if (HadError) {
-      Out << "Errors:" << std::endl << Errors.str() << std::endl;
-    }
-
-    if (HadWarning) {
-      Out << "Warnings:" << std::endl << Warnings.str() << std::endl;
-    }
-
-    LogMan::Msg::E(Out.str().c_str());
+    Out << "Errors:" << std::endl << Errors.str() << std::endl;
+    LogMan::Msg::EFmt("{}", Out.str());
   }
 
   return false;
 }
 
-FEXCore::IR::Pass* CreateValueDominanceValidation() {
-  return new ValueDominanceValidation{};
+std::unique_ptr<FEXCore::IR::Pass> CreateValueDominanceValidation() {
+  return std::make_unique<ValueDominanceValidation>();
 }
 
 }

External/FEXCore/Source/Utils/Allocator.cpp

@@ -1,29 +1,40 @@
 #include "Utils/Allocator/HostAllocator.h"
 #include <FEXCore/Utils/Allocator.h>
 #include <sys/mman.h>
+#ifdef ENABLE_JEMALLOC
 #include <jemalloc/jemalloc.h>
+#endif
 #include <memory>
+#include <malloc.h>
 
 extern "C" {
-  extern void *__libc_malloc(size_t size);
-  extern void *__libc_realloc(void *ptr, size_t size);
-  extern void __libc_free(void *ptr);
-
   typedef void* (*mmap_hook_type)(
             void *addr, size_t length, int prot, int flags,
             int fd, off_t offset);
   typedef int (*munmap_hook_type)(void *addr, size_t length);
 
+#ifdef ENABLE_JEMALLOC
   extern mmap_hook_type __mmap_hook;
   extern munmap_hook_type __munmap_hook;
+#endif
 }
 
 namespace FEXCore::Allocator {
   MMAP_Hook mmap {::mmap};
   MUNMAP_Hook munmap {::munmap};
-  MALLOC_Hook malloc {::__libc_malloc};
-  REALLOC_Hook realloc {::__libc_realloc};
-  FREE_Hook free {::__libc_free};
+#ifdef ENABLE_JEMALLOC
+  MALLOC_Hook malloc {::je_malloc};
+  REALLOC_Hook realloc {::je_realloc};
+  FREE_Hook free {::je_free};
+#else
+  MALLOC_Hook malloc {::malloc};
+  REALLOC_Hook realloc {::realloc};
+  FREE_Hook free {::free};
+#endif
+
+  using GLIBC_MALLOC_Hook = void*(*)(size_t, const void *caller);
+  using GLIBC_REALLOC_Hook = void*(*)(void*, size_t, const void *caller);
+  using GLIBC_FREE_Hook = void(*)(void*, const void *caller);
 
   std::unique_ptr<Alloc::HostAllocator> Alloc64{};
 
@@ -45,33 +56,26 @@ namespace FEXCore::Allocator {
     return Result;
   }
 
-  void *FEX_malloc_hook(size_t size, const void *caller) {
-    return ::je_malloc(size);
-  }
-
-  void *FEX_realloc_hook(void *ptr, size_t size, const void *caller) {
-    return ::je_realloc(ptr, size);
-  }
-
-  void FEX_free_hook(void *ptr, const void *caller) {
-    return ::je_free(ptr);
-  }
-
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
   void SetupHooks() {
-    Alloc64.reset(Alloc::OSAllocator::Create64BitAllocator());
+    Alloc64 = Alloc::OSAllocator::Create64BitAllocator();
+#ifdef ENABLE_JEMALLOC
     __mmap_hook   = FEX_mmap;
     __munmap_hook = FEX_munmap;
+#endif
     FEXCore::Allocator::mmap = FEX_mmap;
     FEXCore::Allocator::munmap = FEX_munmap;
-    FEXCore::Allocator::malloc = ::je_malloc;
-    FEXCore::Allocator::realloc = ::je_realloc;
-    FEXCore::Allocator::free = ::je_free;
   }
-}
 
-extern "C" {
-  // Override the global functions
-  void *malloc(size_t size) { return FEXCore::Allocator::malloc(size); }
-  void *realloc(void *ptr, size_t size) { return FEXCore::Allocator::realloc(ptr, size); }
-  void free(void *ptr) { return FEXCore::Allocator::free(ptr); }
+  void ClearHooks() {
+#ifdef ENABLE_JEMALLOC
+    __mmap_hook   = ::mmap;
+    __munmap_hook = ::munmap;
+#endif
+    FEXCore::Allocator::mmap = ::mmap;
+    FEXCore::Allocator::munmap = ::munmap;
+  }
+#pragma GCC diagnostic pop
+
 }

External/FEXCore/Source/Utils/Allocator/64BitAllocator.cpp

@@ -122,7 +122,9 @@ namespace Alloc::OSAllocator {
         size_t SizeOfLiveRegion = AlignUp(LiveVMARegion::GetSizeWithFlexSet(ReservedRegion->RegionSize), PAGE_SIZE);
         size_t SizePlusManagedData = UsedSize + SizeOfLiveRegion;
 
-        mprotect(reinterpret_cast<void*>(ReservedRegion->Base), SizePlusManagedData, PROT_READ | PROT_WRITE);
+        [[maybe_unused]] auto Res = mprotect(reinterpret_cast<void*>(ReservedRegion->Base), SizePlusManagedData, PROT_READ | PROT_WRITE);
+
+        LOGMAN_THROW_A(Res == 0, "Couldn't mprotect region: %d '%s' Likely occurs when running out of memory or Maximum VMAs", errno, strerror(errno));
 
         LiveVMARegion *LiveRange = new (reinterpret_cast<void*>(ReservedRegion->Base)) LiveVMARegion();
 
@@ -147,7 +149,7 @@ namespace Alloc::OSAllocator {
   };
 
 void OSAllocator_64Bit::DetermineVASize() {
-  const std::vector<uintptr_t> TLBSizes = {{
+  static constexpr std::array<uintptr_t, 7> TLBSizes = {
     1ULL << 57,
     1ULL << 52,
     1ULL << 48,
@@ -155,7 +157,7 @@ void OSAllocator_64Bit::DetermineVASize() {
     1ULL << 42,
     1ULL << 39,
     1ULL << 36,
-  }};
+  };
 
   for (auto Size : TLBSizes) {
     // Just try allocating
@@ -264,15 +266,17 @@ void *OSAllocator_64Bit::Mmap(void *addr, size_t length, int prot, int flags, in
         (StartingPosition - Region->SlabInfo->Base) >> PAGE_SHIFT
         : Region->LastPageAllocation;
       size_t RegionNumberOfPages = Region->SlabInfo->RegionSize >> PAGE_SHIFT;
-      try_again:
-      for (size_t CurrentPage = LastAllocation;
-           CurrentPage < (RegionNumberOfPages - NumberOfPages);) {
-        // If we have enough free space, check if we have enough free pages that are contiguous
-        size_t Remaining = NumberOfPages;
 
-        assert((CurrentPage + Remaining - 1) < RegionNumberOfPages);
+      // Backward scan
+      // We need to do a backward scan first to fill any holes
+      // Otherwise we will very quickly run out of VMA regions (65k maximum)
+      for (size_t CurrentPage = LastAllocation;
+           CurrentPage >= NumberOfPages;) {
+        size_t Remaining = NumberOfPages;
+        assert(Remaining <= CurrentPage);
+
         while (Remaining) {
-          if (Region->UsedPages[CurrentPage + Remaining - 1]) {
+          if (Region->UsedPages[CurrentPage - Remaining]) {
             // Has an intersecting range
             break;
           }
@@ -281,20 +285,51 @@ void *OSAllocator_64Bit::Mmap(void *addr, size_t length, int prot, int flags, in
 
         if (Remaining) {
           // Didn't find a slab range
-          CurrentPage += Remaining;
+          CurrentPage -= Remaining;
         }
         else {
           // We have a slab range
+          CurrentPage -= NumberOfPages;
+
+          // Keep scanning backwards to not introduce ANOTHER gap
+          while (CurrentPage >= 1) {
+            if (Region->UsedPages[CurrentPage - 1]) {
+              // Found a used page, we can leave now
+              break;
+            }
+            --CurrentPage;
+          }
           AllocatedPage = CurrentPage;
           break;
         }
       }
 
-      if (!AllocatedPage && LastAllocation != 0) {
-        // Try again but starting from the beginning
-        LastAllocation = 0;
-        // Using goto so we don't have recursive mutex shenanigans
-        goto try_again;
+      // Foward Scan
+      if (AllocatedPage == 0) {
+        for (size_t CurrentPage = LastAllocation;
+             CurrentPage < (RegionNumberOfPages - NumberOfPages);) {
+          // If we have enough free space, check if we have enough free pages that are contiguous
+          size_t Remaining = NumberOfPages;
+
+          assert((CurrentPage + Remaining - 1) < RegionNumberOfPages);
+          while (Remaining) {
+            if (Region->UsedPages[CurrentPage + Remaining - 1]) {
+              // Has an intersecting range
+              break;
+            }
+            --Remaining;
+          }
+
+          if (Remaining) {
+            // Didn't find a slab range
+            CurrentPage += Remaining;
+          }
+          else {
+            // We have a slab range
+            AllocatedPage = CurrentPage;
+            break;
+          }
+        }
       }
 
       if (AllocatedPage) {
@@ -457,7 +492,7 @@ int OSAllocator_64Bit::Munmap(void *addr, size_t length) {
       // Live region fully encompasses slab range
 
       uint64_t FreedPages{};
-      uint64_t SlabPageBegin = (PtrBegin - RegionBegin) >> PAGE_SHIFT;
+      uint32_t SlabPageBegin = (PtrBegin - RegionBegin) >> PAGE_SHIFT;
       uint64_t PagesToFree = length >> PAGE_SHIFT;
 
       for (size_t i = 0; i < PagesToFree; ++i) {
@@ -476,6 +511,10 @@ int OSAllocator_64Bit::Munmap(void *addr, size_t length) {
 
       (*it)->FreeSpace += FreedPages * 4096;
 
+      // Set the last allocated page to the minimum of last page allocation or this slab
+      // This will let us more quickly fill holes
+      (*it)->LastPageAllocation = std::min((*it)->LastPageAllocation, SlabPageBegin);
+
       // XXX: Move region back to reserved list
       return 0;
     }
@@ -542,7 +581,7 @@ OSAllocator_64Bit::PtrCache *OSAllocator_64Bit::Steal32BitIfOldKernel() {
     // If we managed to allocate and not get the address we want then unmap it
     // This happens with kernels older than 4.17
     if (reinterpret_cast<uintptr_t>(Ptr) + AllocationSize > UPPER_BOUND_32) {
-      munmap(Ptr, AllocationSize);
+      ::munmap(Ptr, AllocationSize);
       Ptr = reinterpret_cast<void*>(~0ULL);
     }
 
@@ -594,7 +633,7 @@ void OSAllocator_64Bit::Clear32BitOnOldKernel(OSAllocator_64Bit::PtrCache *Base)
   for (size_t i = 0;; ++i) {
     void *Ptr = reinterpret_cast<void*>(Base[i].Ptr);
     size_t Size = Base[i].Size;
-    munmap(Ptr, Size);
+    ::munmap(Ptr, Size);
     if (Ptr == Base) {
       break;
     }
@@ -602,7 +641,6 @@ void OSAllocator_64Bit::Clear32BitOnOldKernel(OSAllocator_64Bit::PtrCache *Base)
 }
 
 OSAllocator_64Bit::OSAllocator_64Bit() {
-  malloc_trim(0);
   DetermineVASize();
   auto ArrayPtr = Steal32BitIfOldKernel();
 
@@ -641,7 +679,7 @@ OSAllocator_64Bit::OSAllocator_64Bit() {
     // This happens with kernels older than 4.17
     if (reinterpret_cast<uintptr_t>(Ptr) != MemoryOffset &&
         reinterpret_cast<uintptr_t>(Ptr) < LOWER_BOUND) {
-      munmap(Ptr, AllocationSize);
+      ::munmap(Ptr, AllocationSize);
       Ptr = reinterpret_cast<void*>(~0ULL);
     }
 
@@ -659,13 +697,21 @@ OSAllocator_64Bit::OSAllocator_64Bit() {
       if (!ObjectAlloc) {
         // Steal the first allocation for an intrusive allocator
         // Will be mprotected correctly already
-        int Result = mprotect(Ptr, AllocationSize, PROT_READ | PROT_WRITE);
-        LogMan::Throw::A(Result == 0, "mprotect(%p, 0x%lx) -> %d (%s)", Ptr, AllocationSize, Result, strerror(errno));
+        mprotect(Ptr, AllocationSize, PROT_READ | PROT_WRITE);
         ObjectAlloc = new (Ptr) Alloc::ForwardOnlyIntrusiveArenaAllocator(Ptr, AllocationSize);
         ReservedRegions = ObjectAlloc->new_construct(ReservedRegions, ObjectAlloc);
         LiveRegions = ObjectAlloc->new_construct(LiveRegions, ObjectAlloc);
       }
       else {
+
+        // If the allocation size is large than a page, then try allowing it to be a huge page
+        // This enables the kernel to use transparent large pages in the allocator which can reduce memory pressure
+        // Considering we are allocating the entire VA space, this is a good thing
+        // If MADV_HUGEPAGE isn't support then this will fail harmlessly
+        if (AllocationSize > 4096) {
+          ::madvise(Ptr, AllocationSize, MADV_HUGEPAGE);
+        }
+
         bool Merged = false;
         if (PrevReserved) {
           Merged = MergeReservedRegionIfPossible(PrevReserved, reinterpret_cast<uint64_t>(Ptr), AllocationSize);
@@ -709,7 +755,7 @@ OSAllocator_64Bit::~OSAllocator_64Bit() {
   }
 }
 
-Alloc::HostAllocator *Create64BitAllocator() {
-  return new OSAllocator_64Bit{};
+std::unique_ptr<Alloc::HostAllocator> Create64BitAllocator() {
+  return std::make_unique<OSAllocator_64Bit>();
 }
 }

External/FEXCore/Source/Utils/Allocator/FlexBitSet.h

@@ -14,18 +14,18 @@ struct FlexBitSet final {
 
   T Memory[];
 
-  bool Get(T Element) {
+  bool Get(size_t Element) const {
     return (Memory[Element / MinimumSizeBits] & (1ULL << (Element % MinimumSizeBits))) != 0;
   }
-  bool TestAndClear(T Element) {
+  bool TestAndClear(size_t Element) {
     bool Value = Get(Element);
     Memory[Element / MinimumSizeBits] &= ~(1ULL << (Element % MinimumSizeBits));
     return Value;
   }
-  void Set(T Element) {
+  void Set(size_t Element) {
     Memory[Element / MinimumSizeBits] |= (1ULL << (Element % MinimumSizeBits));
   }
-  void Clear(T Element) {
+  void Clear(size_t Element) {
     Memory[Element / MinimumSizeBits] &= ~(1ULL << (Element % MinimumSizeBits));
   }
   void MemClear(size_t Elements) {
@@ -37,14 +37,14 @@ struct FlexBitSet final {
 
   // This very explicitly doesn't let you take an address
   // Is only a getter
-  bool operator[](T Element) {
+  bool operator[](size_t Element) const {
     return Get(Element);
   }
 
-  static size_t Size(T Elements) {
+  static size_t Size(uint64_t Elements) {
     return Alloc::AlignUp(Elements / MinimumSizeBits, MinimumSizeBits);
   }
 };
 
 static_assert(sizeof(FlexBitSet<uint64_t>) == 0, "This needs to be a flex member");
-static_assert(std::is_trivially_copyable<FlexBitSet<uint64_t>>::value, "Needsto be trivially copyable");
+static_assert(std::is_trivially_copyable_v<FlexBitSet<uint64_t>>, "Needs to be trivially copyable");

External/FEXCore/Source/Utils/Allocator/HostAllocator.h

@@ -1,6 +1,8 @@
 #pragma once
+
 #include <cstddef>
 #include <cstdint>
+#include <memory>
 #include <sys/types.h>
 
 constexpr static uint64_t PAGE_SIZE = 4096;
@@ -29,16 +31,15 @@ static inline uint64_t AlignUp(uint64_t value, uint64_t size) {
       GlobalAllocator(HostAllocator *_Alloc)
         : Alloc {_Alloc} {}
 
+      virtual ~GlobalAllocator() = default;
       virtual void *malloc(size_t Size) = 0;
       virtual void *calloc(size_t num, size_t size) = 0;
       virtual void *realloc(void *ptr, size_t size) = 0;
       virtual void *memalign(size_t alignment, size_t size) = 0;
       virtual void free(void *ptr) = 0;
   };
-
-  GlobalAllocator *CreateBasicAllocator(HostAllocator *Alloc);
 }
 
 namespace Alloc::OSAllocator {
-Alloc::HostAllocator *Create64BitAllocator();
+std::unique_ptr<Alloc::HostAllocator> Create64BitAllocator();
 }

External/FEXCore/Source/Utils/LogManager.cpp

@@ -37,7 +37,17 @@ void UnInstallHandlers() { Handlers.clear(); }
     Handler(Buffer);
   }
 
-  __builtin_trap();
+  FEX_TRAP_EXECUTION;
+}
+
+void MFmt(const char *fmt, const fmt::format_args& args) {
+  auto msg = fmt::vformat(fmt, args);
+
+  for (auto& Handler : Handlers) {
+    Handler(msg.c_str());
+  }
+
+  FEX_TRAP_EXECUTION;
 }
 } // namespace Throw
 
@@ -67,5 +77,13 @@ void M(DebugLevels Level, const char *fmt, va_list args) {
   }
 }
 
+void MFmtImpl(DebugLevels level, const char* fmt, const fmt::format_args& args) {
+  const auto msg = fmt::vformat(fmt, args);
+
+  for (auto& Handler : Handlers) {
+    Handler(level, msg.c_str());
+  }
+}
+
 } // namespace Msg
 } // namespace LogMan

External/FEXCore/Source/Utils/Threads.cpp

@@ -14,30 +14,48 @@ namespace FEXCore::Threads {
     void *Ptr;
     size_t Size;
   };
-  std::mutex StackPoolMutex{};
-  std::deque<StackPoolItem> StackPool;
+  std::mutex DeadStackPoolMutex{};
+  std::mutex LiveStackPoolMutex{};
+
+  std::deque<StackPoolItem> DeadStackPool;
+  std::deque<StackPoolItem> LiveStackPool;
 
   void *AllocateStackObject(size_t Size) {
-    std::unique_lock<std::mutex> lk{StackPoolMutex};
-    if (StackPool.size() == 0) {
+    std::lock_guard lk{DeadStackPoolMutex};
+    if (DeadStackPool.size() == 0) {
       // Nothing in the pool, just allocate
       return FEXCore::Allocator::mmap(nullptr, Size, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_GROWSDOWN, -1, 0);
     }
 
     // Keep the first item in the stack pool
-    auto Result = StackPool.front().Ptr;
-    StackPool.pop_front();
+    auto Result = DeadStackPool.front().Ptr;
+    DeadStackPool.pop_front();
 
     // Erase the rest as a garbage collection step
-    for (auto &Item : StackPool) {
+    for (auto &Item : DeadStackPool) {
       FEXCore::Allocator::munmap(Item.Ptr, Item.Size);
     }
     return Result;
   }
 
-  void AddStackToPool(void *Ptr, size_t Size) {
-    std::unique_lock<std::mutex> lk{StackPoolMutex};
-    StackPool.emplace_back(StackPoolItem{Ptr, Size});
+  void AddStackToDeadPool(void *Ptr, size_t Size) {
+    std::lock_guard lk{DeadStackPoolMutex};
+    DeadStackPool.emplace_back(StackPoolItem{Ptr, Size});
+  }
+
+  void AddStackToLivePool(void *Ptr, size_t Size) {
+    std::lock_guard lk{LiveStackPoolMutex};
+    LiveStackPool.emplace_back(StackPoolItem{Ptr, Size});
+  }
+
+  void RemoveStackFromLivePool(void *Ptr) {
+    std::lock_guard lk{LiveStackPoolMutex};
+    for (auto it = LiveStackPool.begin(); it != LiveStackPool.end(); ++it) {
+      if (it->Ptr == Ptr) {
+        LiveStackPool.erase(it);
+        return;
+      }
+    }
   }
 
   void *InitializeThread(void *Ptr);
@@ -49,6 +67,7 @@ namespace FEXCore::Threads {
       , UserArg {Arg} {
       pthread_attr_t Attr{};
       Stack = AllocateStackObject(STACK_SIZE);
+      AddStackToLivePool(Stack, STACK_SIZE);
       pthread_attr_init(&Attr);
       pthread_attr_setstack(&Attr, Stack, STACK_SIZE);
       pthread_create(&Thread, &Attr, Func, Arg);
@@ -87,7 +106,8 @@ namespace FEXCore::Threads {
     }
 
     void FreeStack() {
-      AddStackToPool(Stack, STACK_SIZE);
+      RemoveStackFromLivePool(Stack);
+      AddStackToDeadPool(Stack, STACK_SIZE);
     }
 
     private:
@@ -115,8 +135,38 @@ namespace FEXCore::Threads {
     return std::make_unique<PThread>(Func, Arg);
   }
 
+  void CleanupAfterFork_PThread() {
+    // We don't need to pull the mutex here
+    // After a fork we are the only thread running
+    // Just need to make sure not to delete our own stack
+    uintptr_t StackLocation = reinterpret_cast<uintptr_t>(alloca(0));
+
+    auto ClearStackPool = [&](auto &StackPool) {
+      for (auto it = StackPool.begin(); it != StackPool.end(); ) {
+        StackPoolItem &Item = *it;
+        uintptr_t ItemStack = reinterpret_cast<uintptr_t>(Item.Ptr);
+        if (ItemStack <= StackLocation && (ItemStack + Item.Size) > StackLocation) {
+          // This is our stack item, skip it
+          ++it;
+        }
+        else {
+          // Untracked stack. Clean it up
+          FEXCore::Allocator::munmap(Item.Ptr, Item.Size);
+          it = StackPool.erase(it);
+        }
+      }
+    };
+
+    // Clear both dead stacks and live stacks
+    ClearStackPool(DeadStackPool);
+    ClearStackPool(LiveStackPool);
+
+    LogMan::Throw::A((DeadStackPool.size() + LiveStackPool.size()) <= 1, "After fork we should only have zero or one tracked stacks!");
+  }
+
   static FEXCore::Threads::Pointers Ptrs = {
     .CreateThread = CreateThread_PThread,
+    .CleanupAfterFork = CleanupAfterFork_PThread,
   };
 
   std::unique_ptr<FEXCore::Threads::Thread> FEXCore::Threads::Thread::Create(
@@ -125,6 +175,10 @@ namespace FEXCore::Threads {
     return Ptrs.CreateThread(Func, Arg);
   }
 
+  void FEXCore::Threads::Thread::CleanupAfterFork() {
+    return Ptrs.CleanupAfterFork();
+  }
+
   void FEXCore::Threads::Thread::SetInternalPointers(Pointers const &_Ptrs) {
     memcpy(&Ptrs, &_Ptrs, sizeof(FEXCore::Threads::Pointers));
   }

External/FEXCore/include/FEXCore/Config/Config.h

@@ -1,5 +1,7 @@
 #pragma once
+
 #include <FEXCore/Core/Context.h>
+#include <FEXCore/Utils/CompilerDefs.h>
 #include <FEXCore/Utils/LogManager.h>
 
 #include <list>
@@ -54,15 +56,15 @@ namespace Type {
 #undef P
 }
 
-  __attribute__((visibility("default"))) std::string GetDataDirectory();
-  __attribute__((visibility("default"))) std::string GetConfigDirectory(bool Global);
-  __attribute__((visibility("default"))) std::string GetConfigFileLocation();
-  __attribute__((visibility("default"))) std::string GetApplicationConfig(std::string &Filename, bool Global);
+  FEX_DEFAULT_VISIBILITY std::string GetDataDirectory();
+  FEX_DEFAULT_VISIBILITY std::string GetConfigDirectory(bool Global);
+  FEX_DEFAULT_VISIBILITY std::string GetConfigFileLocation();
+  FEX_DEFAULT_VISIBILITY std::string GetApplicationConfig(const std::string &Filename, bool Global);
 
   using LayerValue = std::list<std::string>;
   using LayerOptions = std::unordered_map<ConfigOption, LayerValue>;
 
-  class __attribute__((visibility("default"))) Layer {
+  class FEX_DEFAULT_VISIBILITY Layer {
   public:
     explicit Layer(const LayerType _Type);
     virtual ~Layer();
@@ -94,57 +96,57 @@ namespace Type {
     }
 
     void Set(ConfigOption Option, std::string Data) {
-      OptionMap[Option].emplace_back(Data);
+      OptionMap[Option].emplace_back(std::move(Data));
     }
 
     void EraseSet(ConfigOption Option, std::string Data) {
-      OptionMap.erase(Option);
-      OptionMap[Option].emplace_back(Data);
+      Erase(Option);
+      Set(Option, std::move(Data));
     }
 
     void Erase(ConfigOption Option) {
       OptionMap.erase(Option);
     }
 
-    const LayerType GetLayerType() const { return Type; }
-    const LayerOptions &GetOptionMap() { return OptionMap; }
+    LayerType GetLayerType() const { return Type; }
+    const LayerOptions &GetOptionMap() const { return OptionMap; }
 
   protected:
     const LayerType Type;
     LayerOptions OptionMap;
   };
 
-  __attribute__((visibility("default"))) void Initialize();
-  __attribute__((visibility("default"))) void Shutdown();
+  FEX_DEFAULT_VISIBILITY void Initialize();
+  FEX_DEFAULT_VISIBILITY void Shutdown();
 
-  __attribute__((visibility("default"))) void Load();
-  __attribute__((visibility("default"))) void ReloadMetaLayer();
+  FEX_DEFAULT_VISIBILITY void Load();
+  FEX_DEFAULT_VISIBILITY void ReloadMetaLayer();
 
-  __attribute__((visibility("default"))) void AddLayer(std::unique_ptr<FEXCore::Config::Layer> _Layer);
+  FEX_DEFAULT_VISIBILITY void AddLayer(std::unique_ptr<FEXCore::Config::Layer> _Layer);
 
-  __attribute__((visibility("default"))) bool Exists(ConfigOption Option);
-  __attribute__((visibility("default"))) std::optional<LayerValue*> All(ConfigOption Option);
-  __attribute__((visibility("default"))) std::optional<std::string*> Get(ConfigOption Option);
+  FEX_DEFAULT_VISIBILITY bool Exists(ConfigOption Option);
+  FEX_DEFAULT_VISIBILITY std::optional<LayerValue*> All(ConfigOption Option);
+  FEX_DEFAULT_VISIBILITY std::optional<std::string*> Get(ConfigOption Option);
 
-  __attribute__((visibility("default"))) void Set(ConfigOption Option, std::string Data);
-  __attribute__((visibility("default"))) void Erase(ConfigOption Option);
-  __attribute__((visibility("default"))) void EraseSet(ConfigOption Option, std::string Data);
+  FEX_DEFAULT_VISIBILITY void Set(ConfigOption Option, std::string Data);
+  FEX_DEFAULT_VISIBILITY void Erase(ConfigOption Option);
+  FEX_DEFAULT_VISIBILITY void EraseSet(ConfigOption Option, std::string Data);
 
   template<typename T>
-  class __attribute__((visibility("default"))) Value {
+  class FEX_DEFAULT_VISIBILITY Value {
   public:
     template <typename TT = T,
       typename std::enable_if<!std::is_same<TT, std::string>::value, int>::type = 0>
     Value(FEXCore::Config::ConfigOption _Option, T Default)
       : Option {_Option} {
-      ValueData = FEXCore::Config::Value<T>::GetIfExists(Option, Default);
+      ValueData = GetIfExists(Option, Default);
     }
 
     template <typename TT = T,
       typename std::enable_if<std::is_same<TT, std::string>::value, int>::type = 0>
     Value(FEXCore::Config::ConfigOption _Option, T Default)
       : Option {_Option} {
-      ValueData = FEXCore::Config::Value<T>::GetIfExists(Option, Default);
+      ValueData = GetIfExists(Option, Default);
       GetListIfExists(Option, &AppendList);
     }
 
@@ -156,7 +158,7 @@ namespace Type {
         ERROR_AND_DIE("FEXCore::Config::Value has no value");
       }
 
-      ValueData = FEXCore::Config::Value<T>::Get(Option);
+      ValueData = Get(Option);
     }
 
     template <typename TT = T,
@@ -167,13 +169,13 @@ namespace Type {
         ERROR_AND_DIE("FEXCore::Config::Value has no value");
       }
 
-      ValueData = FEXCore::Config::Value<T>::GetIfExists(Option);
+      ValueData = GetIfExists(Option);
       GetListIfExists(Option, &AppendList);
     }
 
-    operator T() { return ValueData; }
-    T operator()() { return ValueData; }
-    Value<T>(T Value) { ValueData = Value; }
+    operator T() const { return ValueData; }
+    T operator()() const { return ValueData; }
+    Value<T>(T Value) { ValueData = std::move(Value); }
     std::list<T> &All() { return AppendList; }
 
   private:

External/FEXCore/include/FEXCore/Core/CPUBackend.h

@@ -6,7 +6,10 @@ $end_info$
 */
 
 #pragma once
-#include <stdint.h>
+
+#include <FEXCore/Utils/CompilerDefs.h>
+
+#include <cstdint>
 #include <string>
 
 namespace FEXCore {
@@ -85,8 +88,8 @@ class LLVMCore;
     virtual void ClearCache() {}
     virtual void CopyNecessaryDataForCompileThread(CPUBackend *Original) {}
 
-    using AsmDispatch = __attribute__((naked)) void(*)(FEXCore::Core::CpuStateFrame *Frame);
-    using JITCallback = __attribute__((naked)) void(*)(FEXCore::Core::CpuStateFrame *Frame, uint64_t RIP);
+    using AsmDispatch = FEX_NAKED void(*)(FEXCore::Core::CpuStateFrame *Frame);
+    using JITCallback = FEX_NAKED void(*)(FEXCore::Core::CpuStateFrame *Frame, uint64_t RIP);
 
     JITCallback CallbackPtr{};
   protected: