From b18f2fffff2f2a292887ee26e789e26ce086f616 Mon Sep 17 00:00:00 2001
From: Wunkolo <Wunkolo@gmail.com>
Date: Wed, 8 May 2024 09:24:11 -0700
Subject: [PATCH] [a64] Fix up-casting zero/sign extensions

---
 src/xenia/cpu/backend/a64/a64_sequences.cc | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/xenia/cpu/backend/a64/a64_sequences.cc b/src/xenia/cpu/backend/a64/a64_sequences.cc
index 45c2711d9..5e67a744d 100644
--- a/src/xenia/cpu/backend/a64/a64_sequences.cc
+++ b/src/xenia/cpu/backend/a64/a64_sequences.cc
@@ -96,12 +96,12 @@ EMITTER_OPCODE_TABLE(OPCODE_SOURCE_OFFSET, SOURCE_OFFSET);
 // ============================================================================
 struct ASSIGN_I8 : Sequence<ASSIGN_I8, I<OPCODE_ASSIGN, I8Op, I8Op>> {
   static void Emit(A64Emitter& e, const EmitArgType& i) {
-    e.MOV(i.dest, i.src1);
+    e.UXTB(i.dest, i.src1);
   }
 };
 struct ASSIGN_I16 : Sequence<ASSIGN_I16, I<OPCODE_ASSIGN, I16Op, I16Op>> {
   static void Emit(A64Emitter& e, const EmitArgType& i) {
-    e.MOV(i.dest, i.src1);
+    e.UXTH(i.dest, i.src1);
   }
 };
 struct ASSIGN_I32 : Sequence<ASSIGN_I32, I<OPCODE_ASSIGN, I32Op, I32Op>> {
@@ -152,7 +152,7 @@ struct CAST_F32_I32 : Sequence<CAST_F32_I32, I<OPCODE_CAST, F32Op, I32Op>> {
 };
 struct CAST_F64_I64 : Sequence<CAST_F64_I64, I<OPCODE_CAST, F64Op, I64Op>> {
   static void Emit(A64Emitter& e, const EmitArgType& i) {
-    e.MOV(i.dest.reg().Delem()[0], i.src1);
+    e.FMOV(i.dest, i.src1);
   }
 };
 EMITTER_OPCODE_TABLE(OPCODE_CAST, CAST_I32_F32, CAST_I64_F64, CAST_F32_I32,
@@ -237,7 +237,7 @@ struct SIGN_EXTEND_I64_I16
 struct SIGN_EXTEND_I64_I32
     : Sequence<SIGN_EXTEND_I64_I32, I<OPCODE_SIGN_EXTEND, I64Op, I32Op>> {
   static void Emit(A64Emitter& e, const EmitArgType& i) {
-    e.SXTH(i.dest, i.src1);
+    e.SXTW(i.dest, i.src1.reg());
   }
 };
 EMITTER_OPCODE_TABLE(OPCODE_SIGN_EXTEND, SIGN_EXTEND_I16_I8, SIGN_EXTEND_I32_I8,