From de040f0b42828ad00eadd90e19caf96e7fb3b1b8 Mon Sep 17 00:00:00 2001
From: Wunkolo <Wunkolo@gmail.com>
Date: Fri, 10 May 2024 20:49:42 -0700
Subject: [PATCH] [a64] Fix `OPCODE_SPLAT`

Writing to the wrong register!
---
 src/xenia/cpu/backend/a64/a64_seq_vector.cc | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/xenia/cpu/backend/a64/a64_seq_vector.cc b/src/xenia/cpu/backend/a64/a64_seq_vector.cc
index 030d846e1..4e90efe7d 100644
--- a/src/xenia/cpu/backend/a64/a64_seq_vector.cc
+++ b/src/xenia/cpu/backend/a64/a64_seq_vector.cc
@@ -1062,9 +1062,9 @@ struct SPLAT_I8 : Sequence<SPLAT_I8, I<OPCODE_SPLAT, V128Op, I8Op>> {
   static void Emit(A64Emitter& e, const EmitArgType& i) {
     if (i.src1.is_constant) {
       e.MOV(W0, i.src1.constant());
-      e.DUP(Q0.B16(), W0);
+      e.DUP(i.dest.reg().B16(), W0);
     } else {
-      e.DUP(Q0.B16(), i.src1);
+      e.DUP(i.dest.reg().B16(), i.src1);
     }
   }
 };
@@ -1072,9 +1072,9 @@ struct SPLAT_I16 : Sequence<SPLAT_I16, I<OPCODE_SPLAT, V128Op, I16Op>> {
   static void Emit(A64Emitter& e, const EmitArgType& i) {
     if (i.src1.is_constant) {
       e.MOV(W0, i.src1.constant());
-      e.DUP(Q0.H8(), W0);
+      e.DUP(i.dest.reg().H8(), W0);
     } else {
-      e.DUP(Q0.H8(), i.src1);
+      e.DUP(i.dest.reg().H8(), i.src1);
     }
   }
 };
@@ -1082,9 +1082,9 @@ struct SPLAT_I32 : Sequence<SPLAT_I32, I<OPCODE_SPLAT, V128Op, I32Op>> {
   static void Emit(A64Emitter& e, const EmitArgType& i) {
     if (i.src1.is_constant) {
       e.MOV(W0, i.src1.constant());
-      e.DUP(Q0.S4(), W0);
+      e.DUP(i.dest.reg().S4(), W0);
     } else {
-      e.DUP(Q0.S4(), i.src1);
+      e.DUP(i.dest.reg().S4(), i.src1);
     }
   }
 };
@@ -1092,9 +1092,9 @@ struct SPLAT_F32 : Sequence<SPLAT_F32, I<OPCODE_SPLAT, V128Op, F32Op>> {
   static void Emit(A64Emitter& e, const EmitArgType& i) {
     if (i.src1.is_constant) {
       e.MOV(W0, i.src1.value->constant.i32);
-      e.DUP(Q0.S4(), W0);
+      e.DUP(i.dest.reg().S4(), W0);
     } else {
-      e.DUP(Q0.S4(), i.src1.reg().toQ().Selem()[0]);
+      e.DUP(i.dest.reg().S4(), i.src1.reg().toQ().Selem()[0]);
     }
   }
 };