From 6462bfcdeda8ac9061e52f15ed06aae16b260d4c Mon Sep 17 00:00:00 2001
From: Aurelien Jarno <aurelien@aurel32.net>
Date: Wed, 10 Feb 2010 18:19:36 +0100
Subject: [PATCH] target-mips: remove useless sign extension

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
---
 target-mips/translate.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/target-mips/translate.c b/target-mips/translate.c
index dfea6f6e34..11944444ea 100644
--- a/target-mips/translate.c
+++ b/target-mips/translate.c
@@ -1455,7 +1455,6 @@ static void gen_shift_imm(CPUState *env, DisasContext *ctx, uint32_t opc,
         opn = "sll";
         break;
     case OPC_SRA:
-        tcg_gen_ext32s_tl(t0, t0);
         tcg_gen_sari_tl(cpu_gpr[rt], t0, uimm);
         opn = "sra";
         break;
@@ -1855,7 +1854,6 @@ static void gen_shift (CPUState *env, DisasContext *ctx, uint32_t opc,
         opn = "sllv";
         break;
     case OPC_SRAV:
-        tcg_gen_ext32s_tl(t1, t1);
         tcg_gen_andi_tl(t0, t0, 0x1f);
         tcg_gen_sar_tl(cpu_gpr[rd], t1, t0);
         opn = "srav";