mirror of
https://github.com/FEX-Emu/FEX.git
synced 2026-10-08 06:00:16 +02:00
88 lines
3.0 KiB
C++
88 lines
3.0 KiB
C++
/*
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$info$
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tags: LinuxSyscalls|syscalls-x86-64
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$end_info$
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*/
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#include "Tests/LinuxSyscalls/Syscalls.h"
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#include "Tests/LinuxSyscalls/x64/Syscalls.h"
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#include <FEXCore/Core/Context.h>
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#include <FEXCore/Debug/InternalThreadState.h>
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#include <sys/mman.h>
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#include <sys/shm.h>
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#include <map>
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#include <unistd.h>
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#include <FEXCore/Core/Context.h>
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#include <FEXCore/Config/Config.h>
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#include <fstream>
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#include <filesystem>
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static std::string get_fdpath(int fd)
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{
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std::error_code ec;
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return std::filesystem::canonical(std::filesystem::path("/proc/self/fd") / std::to_string(fd), ec).string();
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}
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namespace FEX::HLE::x64 {
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void RegisterMemory() {
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REGISTER_SYSCALL_IMPL_X64(munmap, [](FEXCore::Core::CpuStateFrame *Frame, void *addr, size_t length) -> uint64_t {
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uint64_t Result = ::munmap(addr, length);
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auto Thread = Frame->Thread;
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if (Result != -1) {
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FEXCore::Context::RemoveNamedRegion(Thread->CTX, (uintptr_t)addr, length);
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FEXCore::Context::FlushCodeRange(Thread, (uintptr_t)addr, length);
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}
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SYSCALL_ERRNO();
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});
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REGISTER_SYSCALL_IMPL_X64(mmap, [](FEXCore::Core::CpuStateFrame *Frame, void *addr, size_t length, int prot, int flags, int fd, off_t offset) -> uint64_t {
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static FEX_CONFIG_OPT(AOTIRLoad, AOTIRLOAD);
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uint64_t Result = reinterpret_cast<uint64_t>(::mmap(addr, length, prot, flags, fd, offset));
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auto Thread = Frame->Thread;
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if (Result != -1) {
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if (!(flags & MAP_ANONYMOUS)) {
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auto filename = get_fdpath(fd);
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FEXCore::Context::AddNamedRegion(Thread->CTX, Result, length, offset, filename);
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}
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FEXCore::Context::FlushCodeRange(Thread, (uintptr_t)Result, length);
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}
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SYSCALL_ERRNO();
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});
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REGISTER_SYSCALL_IMPL_X64(mremap, [](FEXCore::Core::CpuStateFrame *Frame, void *old_address, size_t old_size, size_t new_size, int flags, void *new_address) -> uint64_t {
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uint64_t Result = reinterpret_cast<uint64_t>(::mremap(old_address, old_size, new_size, flags, new_address));
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SYSCALL_ERRNO();
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});
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REGISTER_SYSCALL_IMPL_X64(mprotect, [](FEXCore::Core::CpuStateFrame *Frame, void *addr, size_t len, int prot) -> uint64_t {
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uint64_t Result = ::mprotect(addr, len, prot);
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auto Thread = Frame->Thread;
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if (Result != -1 && prot & PROT_EXEC) {
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FEXCore::Context::FlushCodeRange(Thread, (uintptr_t)addr, len);
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}
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SYSCALL_ERRNO();
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});
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REGISTER_SYSCALL_IMPL_X64(mlockall, [](FEXCore::Core::CpuStateFrame *Frame, int flags) -> uint64_t {
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uint64_t Result = ::mlockall(flags);
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SYSCALL_ERRNO();
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});
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REGISTER_SYSCALL_IMPL_X64(munlockall, [](FEXCore::Core::CpuStateFrame *Frame) -> uint64_t {
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uint64_t Result = ::munlockall();
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SYSCALL_ERRNO();
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});
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REGISTER_SYSCALL_IMPL_X64(shmat, [](FEXCore::Core::CpuStateFrame *Frame, int shmid, const void *shmaddr, int shmflg) -> uint64_t {
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uint64_t Result = reinterpret_cast<uint64_t>(shmat(shmid, shmaddr, shmflg));
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SYSCALL_ERRNO();
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});
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}
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}
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