From 1cef6e92d5e2b66aa7b01fd6f7ec0e9be6515446 Mon Sep 17 00:00:00 2001
From: Lioncash <mathew1800@gmail.com>
Date: Thu, 8 Jan 2015 11:00:04 -0500
Subject: [PATCH] dyncom: Fix UMAAL
These need to be done as a 64-bit operation.
---
src/core/arm/dyncom/arm_dyncom_interpreter.cpp | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp
index 7c710ccde..e3ca02e98 100644
--- a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp
+++ b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp
@@ -6696,10 +6696,10 @@ unsigned InterpreterMainLoop(ARMul_State* state) {
{
if (inst_base->cond == 0xE || CondPassed(cpu, inst_base->cond)) {
umaal_inst* const inst_cream = (umaal_inst*)inst_base->component;
- const u32 rm = RM;
- const u32 rn = RN;
- const u32 rd_lo = RDLO;
- const u32 rd_hi = RDHI;
+ const u64 rm = RM;
+ const u64 rn = RN;
+ const u64 rd_lo = RDLO;
+ const u64 rd_hi = RDHI;
const u64 result = (rm * rn) + rd_lo + rd_hi;
RDLO = (result & 0xFFFFFFFF);