From 70c9281fbffbf5f68a267ba85f6e4b3c122fa3ac Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Tue, 25 May 2021 02:48:03 -0300
Subject: glasm: Fix INeg32 on negative immediates
---
src/shader_recompiler/backend/glasm/emit_glasm_integer.cpp | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
(limited to 'src/shader_recompiler/backend/glasm/emit_glasm_integer.cpp')
diff --git a/src/shader_recompiler/backend/glasm/emit_glasm_integer.cpp b/src/shader_recompiler/backend/glasm/emit_glasm_integer.cpp
index e9d1bae05b..cea45a3e03 100644
--- a/src/shader_recompiler/backend/glasm/emit_glasm_integer.cpp
+++ b/src/shader_recompiler/backend/glasm/emit_glasm_integer.cpp
@@ -67,7 +67,11 @@ void EmitIMul32(EmitContext& ctx, IR::Inst& inst, ScalarS32 a, ScalarS32 b) {
}
void EmitINeg32(EmitContext& ctx, IR::Inst& inst, ScalarS32 value) {
- ctx.Add("MOV.S {},-{};", inst, value);
+ if (value.type != Type::Register && static_cast<s32>(value.imm_u32) < 0) {
+ ctx.Add("MOV.S {},{};", inst, -static_cast<s32>(value.imm_u32));
+ } else {
+ ctx.Add("MOV.S {},-{};", inst, value);
+ }
}
void EmitINeg64(EmitContext& ctx, IR::Inst& inst, Register value) {
--
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