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[Qemu-devel] [PATCH] ARM: fix smmul and smmla instructions


From: Mans Rullgard
Subject: [Qemu-devel] [PATCH] ARM: fix smmul and smmla instructions
Date: Tue, 25 Nov 2008 23:27:11 +0000

This fixes the destination and accumulator registers for the smmul
and smmla instructions.

Signed-off-by: Mans Rullgard <address@hidden>
---
 target-arm/translate.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/target-arm/translate.c b/target-arm/translate.c
index 305a438..49e48c5 100644
--- a/target-arm/translate.c
+++ b/target-arm/translate.c
@@ -6507,8 +6507,8 @@ static void disas_arm_insn(CPUState * env, DisasContext 
*s)
                         tcg_gen_shri_i64(tmp64, tmp64, 32);
                         tmp = new_tmp();
                         tcg_gen_trunc_i64_i32(tmp, tmp64);
-                        if (rn != 15) {
-                            tmp2 = load_reg(s, rn);
+                        if (rd != 15) {
+                            tmp2 = load_reg(s, rd);
                             if (insn & (1 << 6)) {
                                 tcg_gen_sub_i32(tmp, tmp, tmp2);
                             } else {
@@ -6516,7 +6516,7 @@ static void disas_arm_insn(CPUState * env, DisasContext 
*s)
                             }
                             dead_tmp(tmp2);
                         }
-                        store_reg(s, rd, tmp);
+                        store_reg(s, rn, tmp);
                     } else {
                         if (insn & (1 << 5))
                             gen_swap_half(tmp2);
-- 
1.6.0.4





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