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melonDS
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hopefully fix macos

This commit is contained in:
RSDuck 2024-11-18 21:31:56 +01:00
parent f0503a6a28
commit 9ad3d42252
2 changed files with 13 additions and 4 deletions
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1
src/ARMJIT_A64/ARMJIT_Compiler.cpp
View File

@ -248,6 +248,7 @@ Compiler::Compiler(melonDS::NDS& nds) : Arm64Gen::ARM64XEmitter(), NDS(nds)
ARMJIT_Global::Init();
CodeMemBase = ARMJIT_Global::AllocateCodeMem();
nds.JIT.JitEnableWrite();
SetCodeBase(reinterpret_cast<u8*>(CodeMemBase), reinterpret_cast<u8*>(CodeMemBase));
JitMemMainSize = ARMJIT_Global::CodeMemorySliceSize;

16
src/ARMJIT_Global.cpp
View File

@ -21,7 +21,11 @@ namespace ARMJIT_Global
std::mutex globalMutex;
#ifndef __APPLE__
#if defined(__APPLE__) && defined(__aarch64__)
#define APPLE_AARCH64
#endif
#ifndef APPLE_AARCH64
static constexpr size_t NumCodeMemSlices = 4;
static constexpr size_t CodeMemoryAlignedSize = NumCodeMemSlices * CodeMemorySliceSize;
@ -42,7 +46,7 @@ void* AllocateCodeMem()
{
std::lock_guard guard(globalMutex);
#ifndef __APPLE__
#ifndef APPLE_AARCH64
if (AvailableCodeMemSlices)
{
int slice = __builtin_ctz(AvailableCodeMemSlices);
@ -55,6 +59,8 @@ void* AllocateCodeMem()
// allocate
#ifdef _WIN32
return VirtualAlloc(nullptr, CodeMemorySliceSize, MEM_RESERVE|MEM_COMMIT, PAGE_EXECUTE_READWRITE);
#elif defined(APPLE_AARCH64)
return mmap(NULL, CodeMemorySliceSize, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS | MAP_JIT,-1, 0);
#else
//printf("mmaping...\n");
return mmap(nullptr, CodeMemorySliceSize, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
@ -65,6 +71,7 @@ void FreeCodeMem(void* codeMem)
{
std::lock_guard guard(globalMutex);
#ifndef APPLE_AARCH64
for (int i = 0; i < NumCodeMemSlices; i++)
{
if (codeMem == &GetAlignedCodeMemoryStart()[CodeMemorySliceSize * i])
@ -74,6 +81,7 @@ void FreeCodeMem(void* codeMem)
return;
}
}
#endif
#ifdef _WIN32
VirtualFree(codeMem, CodeMemorySliceSize, MEM_RELEASE|MEM_DECOMMIT);
@ -92,8 +100,8 @@ void Init()
#ifdef _WIN32
DWORD dummy;
VirtualProtect(GetAlignedCodeMemoryStart(), CodeMemoryAlignedSize, PAGE_EXECUTE_READWRITE, &dummy);
#elif defined(__APPLE__)
// Apple always uses dynamic allocation
#elif defined(APPLE_AARCH64)
// Apple aarch64 always uses dynamic allocation
#else
mprotect(GetAlignedCodeMemoryStart(), CodeMemoryAlignedSize, PROT_EXEC | PROT_READ | PROT_WRITE);
#endif