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Add Mach-O support for fiber switching and stack management

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w1naenator 2026-01-26 07:47:06 +02:00
parent fc9cde2f51
commit 19ce9ac146
1 changed files with 26 additions and 0 deletions
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26
src/core/libraries/fiber/fiber.cpp
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@ -117,6 +117,32 @@ extern "C" void PS4_SYSV_ABI __sanitizer_finish_switch_fiber(void* fake_stack_sa
extern "C" void PS4_SYSV_ABI __asan_destroy_fake_stack() {}
#if defined(__APPLE__)
extern "C" void PS4_SYSV_ABI
__sanitizer_start_switch_fiber_macho(void** fake_stack_save, const void* stack_addr,
size_t stack_size) asm("__sanitizer_start_switch_fiber");
extern "C" void PS4_SYSV_ABI __sanitizer_finish_switch_fiber_macho(
void* fake_stack_save, const void** old_stack_addr,
size_t* old_stack_size) asm("__sanitizer_finish_switch_fiber");
extern "C" void PS4_SYSV_ABI __asan_destroy_fake_stack_macho(void) asm("__asan_destroy_fake_stack");
extern "C" void PS4_SYSV_ABI __sanitizer_start_switch_fiber_macho(void** fake_stack_save,
const void* stack_addr,
size_t stack_size) {
__sanitizer_start_switch_fiber(fake_stack_save, stack_addr, stack_size);
}
extern "C" void PS4_SYSV_ABI __sanitizer_finish_switch_fiber_macho(void* fake_stack_save,
const void** old_stack_addr,
size_t* old_stack_size) {
__sanitizer_finish_switch_fiber(fake_stack_save, old_stack_addr, old_stack_size);
}
extern "C" void PS4_SYSV_ABI __asan_destroy_fake_stack_macho(void) {
__asan_destroy_fake_stack();
}
#endif
static void EnsureFiberGlobalsInitialized() {
u32 expected = 0;
if (fiber_globals_init.compare_exchange_strong(expected, 1u, std::memory_order_relaxed)) {