From b1253881524ee6681399d6d79756d92e9d052d05 Mon Sep 17 00:00:00 2001 From: MerryMage Date: Sat, 18 Feb 2017 19:45:24 +0000 Subject: [PATCH] dyncom: Correct SXTAB16 and SXTB16 --- 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 67c45640a..273bc8167 100644 --- a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp +++ b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp @@ -3928,13 +3928,13 @@ SXTB16_INST : { if (inst_cream->Rn == 15) { u32 lo = (u32)(s8)rm_val; u32 hi = (u32)(s8)(rm_val >> 16); - RD = (lo | (hi << 16)); + RD = (lo & 0xFFFF) | (hi << 16); } // SXTAB16 else { - u32 lo = (rn_val & 0xFFFF) + (u32)(s8)(rm_val & 0xFF); - u32 hi = ((rn_val >> 16) & 0xFFFF) + (u32)(s8)((rm_val >> 16) & 0xFF); - RD = (lo | (hi << 16)); + u32 lo = rn_val + (u32)(s8)(rm_val & 0xFF); + u32 hi = (rn_val >> 16) + (u32)(s8)((rm_val >> 16) & 0xFF); + RD = (lo & 0xFFFF) | (hi << 16); } }