Merge pull request #9588 from JosJuice/jitarm64-srawx-a-s

JitArm64: Improve srawx special case carry calculation
dolphin-emu · Mar 16, 2021 · 3fcc018 · 3fcc018
2 parents f36b1cb + c0f8405
commit 3fcc018
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/Source/Core/Core/PowerPC/JitArm64/JitArm64_Integer.cpp b/Source/Core/Core/PowerPC/JitArm64/JitArm64_Integer.cpp
@@ -1401,13 +1401,14 @@ void JitArm64::srawx(UGeckoInstruction inst)
     {
       gpr.BindToRegister(a, a == s);
 
-      ASR(gpr.R(a), gpr.R(s), 31);
-
       if (js.op->wantsCA)
       {
+        // Set the carry flag to the sign bit of s
         CMN(gpr.R(s), gpr.R(s));
         ComputeCarry();
       }
+
+      ASR(gpr.R(a), gpr.R(s), 31);
     }
     else if (amount == 0)
     {