From e08a39a2f44baca69a23b923c25e043773b2d241 Mon Sep 17 00:00:00 2001
From: Lioncash <mathew1800@gmail.com>
Date: Mon, 5 Jan 2015 10:40:58 -0500
Subject: [PATCH] dyncom: Actually set the Q flag for
SMLABB/SMLABT/SMLATB/SMLATT
Easy skyeye todo fix.
---
src/core/arm/dyncom/arm_dyncom_interpreter.cpp | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp
index ffe05cdbc4..ed2de115a0 100644
--- a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp
+++ b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp
@@ -5571,7 +5571,8 @@ unsigned InterpreterMainLoop(ARMul_State* state) {
operand2 = (BIT(RS, 31)) ? (BITS(RS, 16, 31) | 0xffff0000) : BITS(RS, 16, 31);
RD = operand1 * operand2 + RN;
- // TODO: FIXME: UPDATE Q FLAGS
+ if (AddOverflow(operand1 * operand2, RN, RD))
+ cpu->Cpsr |= (1 << 27);
}
cpu->Reg[15] += GET_INST_SIZE(cpu);
INC_PC(sizeof(smla_inst));
--
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