From f16640f47bb0b8f907fff08a2e8d1c891ce82480 Mon Sep 17 00:00:00 2001 From: Aurelien Jarno Date: Sun, 16 Sep 2012 13:12:20 +0200 Subject: target-sh4: optimize xtrct The register being 32 bit long, after a shift to the right by 16 bits, the upper 16 bit are already cleared. There is no need to call ext16u to clear them. Signed-off-by: Aurelien Jarno --- target-sh4/translate.c | 1 - 1 file changed, 1 deletion(-) diff --git a/target-sh4/translate.c b/target-sh4/translate.c index 41a1f228c7..92c5a1fb6d 100644 --- a/target-sh4/translate.c +++ b/target-sh4/translate.c @@ -751,7 +751,6 @@ static void _decode_opc(DisasContext * ctx) tcg_gen_shli_i32(high, REG(B7_4), 16); low = tcg_temp_new(); tcg_gen_shri_i32(low, REG(B11_8), 16); - tcg_gen_ext16u_i32(low, low); tcg_gen_or_i32(REG(B11_8), high, low); tcg_temp_free(low); tcg_temp_free(high); -- cgit v1.2.3