From: Aurelien Jarno <aurelien@aurel32.net>
Date: Wed, 10 Feb 2010 17:19:36 +0000 (+0100)
Subject: target-mips: remove useless sign extension
X-Git-Tag: Tizen_Studio_1.3_Release_p2.3.1~5710
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=abb6f013e647bb6dc3564444c9c7cd4b726453f6;p=sdk%2Femulator%2Fqemu.git

target-mips: remove useless sign extension

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
---

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";