From fa40c7ca0970d8ccfc0d21c4a4a13ebbd18fb2c8 Mon Sep 17 00:00:00 2001
From: lizzie <lizzie@eden-emu.dev>
Date: Sun, 27 Jul 2025 18:42:39 +0100
Subject: [PATCH] [dynarmic] remove redundant lock prefix on spinlock

---
 externals/dynarmic/src/dynarmic/common/spin_lock_x64.cpp | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/externals/dynarmic/src/dynarmic/common/spin_lock_x64.cpp b/externals/dynarmic/src/dynarmic/common/spin_lock_x64.cpp
index fdea94f4be..f0e44dc62e 100644
--- a/externals/dynarmic/src/dynarmic/common/spin_lock_x64.cpp
+++ b/externals/dynarmic/src/dynarmic/common/spin_lock_x64.cpp
@@ -16,15 +16,14 @@ namespace Dynarmic {
 void EmitSpinLockLock(Xbyak::CodeGenerator& code, Xbyak::Reg64 ptr, Xbyak::Reg32 tmp) {
     Xbyak::Label start, loop;
 
-    code.jmp(start);
+    code.jmp(start, code.T_NEAR);
     code.L(loop);
     code.pause();
     code.L(start);
     code.mov(tmp, 1);
-    code.lock();
-    code.xchg(code.dword[ptr], tmp);
+    /*code.lock();*/ code.xchg(code.dword[ptr], tmp);
     code.test(tmp, tmp);
-    code.jnz(loop);
+    code.jnz(loop, code.T_NEAR);
 }
 
 void EmitSpinLockUnlock(Xbyak::CodeGenerator& code, Xbyak::Reg64 ptr, Xbyak::Reg32 tmp) {