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CPU/Recompiler: Use MAP_JIT for code space on Apple Silicon

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This commit is contained in:
Connor McLaughlin
2021-03-19 18:47:31 +10:00
parent 663dc496bf
commit 5bbbb8d3d5
3 changed files with 63 additions and 6 deletions
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20
src/core/cpu_code_cache.cpp
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@ -286,6 +286,8 @@ void Execute()
void CompileDispatcher()
{
s_code_buffer.WriteProtect(false);
{
Recompiler::CodeGenerator cg(&s_code_buffer);
s_asm_dispatcher = cg.CompileDispatcher();
@ -294,6 +296,8 @@ void CompileDispatcher()
Recompiler::CodeGenerator cg(&s_code_buffer);
s_single_block_asm_dispatcher = cg.CompileSingleBlockDispatcher();
}
s_code_buffer.WriteProtect(true);
}
CodeBlock::HostCodePointer* GetFastMapPointer()
@ -613,8 +617,12 @@ bool CompileBlock(CodeBlock* block)
Flush();
}
s_code_buffer.WriteProtect(false);
Recompiler::CodeGenerator codegen(&s_code_buffer);
if (!codegen.CompileBlock(block, &block->host_code, &block->host_code_size))
const bool compile_result = codegen.CompileBlock(block, &block->host_code, &block->host_code_size);
s_code_buffer.WriteProtect(true);
if (!compile_result)
{
Log_ErrorPrintf("Failed to compile host code for block at 0x%08X", block->key.GetPC());
return false;
@ -839,7 +847,10 @@ Common::PageFaultHandler::HandlerResult MMapPageFaultHandler(void* exception_pc,
}
// found it, do fixup
if (Recompiler::CodeGenerator::BackpatchLoadStore(lbi))
s_code_buffer.WriteProtect(false);
const bool backpatch_result = Recompiler::CodeGenerator::BackpatchLoadStore(lbi);
s_code_buffer.WriteProtect(true);
if (backpatch_result)
{
// remove the backpatch entry since we won't be coming back to this one
block->loadstore_backpatch_info.erase(bpi_iter);
@ -880,7 +891,10 @@ Common::PageFaultHandler::HandlerResult LUTPageFaultHandler(void* exception_pc,
if (lbi.host_pc == exception_pc)
{
// found it, do fixup
if (Recompiler::CodeGenerator::BackpatchLoadStore(lbi))
s_code_buffer.WriteProtect(false);
const bool backpatch_result = Recompiler::CodeGenerator::BackpatchLoadStore(lbi);
s_code_buffer.WriteProtect(true);
if (backpatch_result)
{
// remove the backpatch entry since we won't be coming back to this one
block->loadstore_backpatch_info.erase(bpi_iter);