eden-emu/eden
24
3
Fork 15
Code Issues 138 Pull requests 56 Projects 1 Releases Packages Wiki Activity Actions

[dynarmic] spinlock: (re-)allow RWE on execute-supported targets (#393)

Browse source 
regr. #273

Signed-off-by: crueter <crueter@eden-emu.dev>

Reviewed-on: #393
This commit is contained in:
crueter 2025-09-08 02:37:55 +02:00
parent 2f82b63e6a
commit ecc99ce9ab
Signed by: crueter
GPG key ID: 425ACD2D4830EBC6
1 changed files with 7 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

8
src/dynarmic/src/dynarmic/common/spin_lock_x64.cpp
View file

@ -11,6 +11,12 @@
#include "dynarmic/backend/x64/hostloc.h"
#include "dynarmic/common/spin_lock.h"
#ifdef DYNARMIC_ENABLE_NO_EXECUTE_SUPPORT
static const auto default_cg_mode = Xbyak::DontSetProtectRWE;
#else
static const auto default_cg_mode = nullptr; //Allow RWE
#endif
namespace Dynarmic {
void EmitSpinLockLock(Xbyak::CodeGenerator& code, Xbyak::Reg64 ptr, Xbyak::Reg32 tmp) {
@ -37,7 +43,7 @@ namespace {
struct SpinLockImpl {
void Initialize();
Xbyak::CodeGenerator code = Xbyak::CodeGenerator(4096, Xbyak::DontSetProtectRWE);
Xbyak::CodeGenerator code = Xbyak::CodeGenerator(4096, default_cg_mode);
void (*lock)(volatile int*);
void (*unlock)(volatile int*);