mirror of
https://github.com/FEX-Emu/FEX.git
synced 2026-10-14 17:00:52 +02:00
Ryan Houdek
a98eaa6a27
This was partially implemented before but it had some bugs still. This fixes those bugs and also implements mremap, shmat, and shmdt. This now works well enough for 32bit graphical applications
51 lines
2.4 KiB
C++
51 lines
2.4 KiB
C++
#include "Tests/LinuxSyscalls/Syscalls.h"
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#include "Tests/LinuxSyscalls/x32/Syscalls.h"
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#include <bitset>
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#include <map>
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#include <stddef.h>
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#include <stdint.h>
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#include <sys/mman.h>
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#include <sys/ipc.h>
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namespace FEX::HLE::x32 {
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void RegisterMemory() {
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REGISTER_SYSCALL_IMPL_X32(mmap, [](FEXCore::Core::InternalThreadState *Thread, uint32_t addr, uint32_t length, int prot, int flags, int fd, int32_t offset) -> uint64_t {
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return (uint64_t)static_cast<FEX::HLE::x32::x32SyscallHandler*>(FEX::HLE::_SyscallHandler)->GetAllocator()->
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mmap(reinterpret_cast<void*>(addr), length, prot,flags, fd, offset);
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});
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REGISTER_SYSCALL_IMPL_X32(mmap2, [](FEXCore::Core::InternalThreadState *Thread, uint32_t addr, uint32_t length, int prot, int flags, int fd, uint32_t pgoffset) -> uint64_t {
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return (uint64_t)static_cast<FEX::HLE::x32::x32SyscallHandler*>(FEX::HLE::_SyscallHandler)->GetAllocator()->
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mmap(reinterpret_cast<void*>(addr), length, prot,flags, fd, (uint64_t)pgoffset * 0x1000);
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});
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REGISTER_SYSCALL_IMPL_X32(munmap, [](FEXCore::Core::InternalThreadState *Thread, void *addr, size_t length) -> uint64_t {
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return static_cast<FEX::HLE::x32::x32SyscallHandler*>(FEX::HLE::_SyscallHandler)->GetAllocator()->
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munmap(addr, length);
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});
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REGISTER_SYSCALL_IMPL_X32(mprotect, [](FEXCore::Core::InternalThreadState *Thread, void *addr, uint32_t len, int prot) -> uint64_t {
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uint64_t Result = ::mprotect(addr, len, prot);
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SYSCALL_ERRNO();
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});
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REGISTER_SYSCALL_IMPL_X32(mremap, [](FEXCore::Core::InternalThreadState *Thread, void *old_address, size_t old_size, size_t new_size, int flags, void *new_address) -> uint64_t {
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return reinterpret_cast<uint64_t>(static_cast<FEX::HLE::x32::x32SyscallHandler*>(FEX::HLE::_SyscallHandler)->GetAllocator()->
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mremap(old_address, old_size, new_size, flags, new_address));
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});
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REGISTER_SYSCALL_IMPL_X32(mlockall, [](FEXCore::Core::InternalThreadState *Thread, int flags) -> uint64_t {
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uint64_t Result = ::mlock2(reinterpret_cast<void*>(0x1'0000), 0x1'0000'0000ULL - 0x1'0000, flags);
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SYSCALL_ERRNO();
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});
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REGISTER_SYSCALL_IMPL_X32(munlockall, [](FEXCore::Core::InternalThreadState *Thread) -> uint64_t {
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uint64_t Result = ::munlock(reinterpret_cast<void*>(0x1'0000), 0x1'0000'0000ULL - 0x1'0000);
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SYSCALL_ERRNO();
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});
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}
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}
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