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CPU/CodeCache: Always dynamically allocate code buffer

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Reduces .bss size.
This commit is contained in:
Stenzek
2024-06-29 18:12:30 +10:00
parent 0d3e674500
commit be8fbafd71
12 changed files with 453 additions and 398 deletions
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39
src/core/system.cpp
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@ -318,6 +318,34 @@ void System::CheckCacheLineSize()
}
}
bool System::Internal::ProcessStartup(Error* error)
{
Common::Timer timer;
// Allocate JIT memory as soon as possible.
if (!CPU::CodeCache::ProcessStartup(error))
return false;
// Fastmem alloc *must* come after JIT alloc, otherwise it tends to eat the 4GB region after the executable on MacOS.
if (!Bus::AllocateMemory(error))
{
CPU::CodeCache::ProcessShutdown();
return false;
}
VERBOSE_LOG("Memory allocation took {} ms.", timer.GetTimeMilliseconds());
CheckCacheLineSize();
return true;
}
void System::Internal::ProcessShutdown()
{
Bus::ReleaseMemory();
CPU::CodeCache::ProcessShutdown();
}
bool System::Internal::CPUThreadInitialize(Error* error)
{
#ifdef _WIN32
@ -332,17 +360,9 @@ bool System::Internal::CPUThreadInitialize(Error* error)
}
#endif
if (!CPU::CodeCache::ProcessStartup(error) || !Bus::AllocateMemory(error))
{
CPUThreadShutdown();
return false;
}
// This will call back to Host::LoadSettings() -> ReloadSources().
LoadSettings(false);
CheckCacheLineSize();
#ifdef ENABLE_RAINTEGRATION
if (Host::GetBaseBoolSettingValue("Cheevos", "UseRAIntegration", false))
Achievements::SwitchToRAIntegration();
@ -377,9 +397,6 @@ void System::Internal::CPUThreadShutdown()
InputManager::CloseSources();
CPU::CodeCache::ProcessShutdown();
Bus::ReleaseMemory();
#ifdef _WIN32
CoUninitialize();
#endif