From 4b6bad2f9e7fdf2b3ef2721167e6087728b5ea5e Mon Sep 17 00:00:00 2001
From: JosJuice <josjuice@gmail.com>
Date: Sun, 20 Nov 2022 10:23:43 +0100
Subject: [PATCH] Jit64: Use MOV instead of ADD for updating imm Ra

The old code would first MOV the old imm into Ra and then do an ADD.
We can skip the ADD and just MOV the new imm.
---
 Source/Core/Core/PowerPC/Jit64/Jit_LoadStore.cpp         | 4 ++--
 Source/Core/Core/PowerPC/Jit64/Jit_LoadStoreFloating.cpp | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/Source/Core/Core/PowerPC/Jit64/Jit_LoadStore.cpp b/Source/Core/Core/PowerPC/Jit64/Jit_LoadStore.cpp
index 3bd24baa224..046a0d6d94d 100644
--- a/Source/Core/Core/PowerPC/Jit64/Jit_LoadStore.cpp
+++ b/Source/Core/Core/PowerPC/Jit64/Jit_LoadStore.cpp
@@ -505,10 +505,10 @@ void Jit64::stX(UGeckoInstruction inst)
       }
       else
       {
-        RCOpArg Ra = gpr.UseNoImm(a, RCMode::ReadWrite);
+        RCOpArg Ra = gpr.UseNoImm(a, RCMode::Write);
         RegCache::Realize(Ra);
         MemoryExceptionCheck();
-        ADD(32, Ra, Imm32((u32)offset));
+        MOV(32, Ra, Imm32(addr));
       }
     }
   }
diff --git a/Source/Core/Core/PowerPC/Jit64/Jit_LoadStoreFloating.cpp b/Source/Core/Core/PowerPC/Jit64/Jit_LoadStoreFloating.cpp
index 44cdd3c1257..0af85a9f261 100644
--- a/Source/Core/Core/PowerPC/Jit64/Jit_LoadStoreFloating.cpp
+++ b/Source/Core/Core/PowerPC/Jit64/Jit_LoadStoreFloating.cpp
@@ -144,10 +144,10 @@ void Jit64::stfXXX(UGeckoInstruction inst)
       }
       else
       {
-        RCOpArg Ra = gpr.UseNoImm(a, RCMode::ReadWrite);
+        RCOpArg Ra = gpr.UseNoImm(a, RCMode::Write);
         RegCache::Realize(Ra);
         MemoryExceptionCheck();
-        ADD(32, Ra, Imm32((u32)imm));
+        MOV(32, Ra, Imm32(addr));
       }
     }
     return;