Inspired-by: Richard Henderson <richard.hender...@linaro.org> Signed-off-by: Philippe Mathieu-Daudé <phi...@linaro.org> Reviewed-by: Richard Henderson <richard.hender...@linaro.org> --- target/i386/tcg/translate.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c index 587d88692a..25289eeec9 100644 --- a/target/i386/tcg/translate.c +++ b/target/i386/tcg/translate.c @@ -1159,8 +1159,7 @@ static void gen_setcc1(DisasContext *s, int b, TCGv reg) if (cc.cond == TCG_COND_NE && !cc.use_reg2 && cc.imm == 0 && cc.mask != 0 && (cc.mask & (cc.mask - 1)) == 0) { - tcg_gen_shri_tl(reg, cc.reg, ctztl(cc.mask)); - tcg_gen_andi_tl(reg, reg, 1); + tcg_gen_extract_tl(reg, cc.reg, ctztl(cc.mask), 1); return; } if (cc.mask != -1) { @@ -1783,8 +1782,7 @@ static void gen_rot_rm_T1(DisasContext *s, MemOp ot, int op1, int is_right) currently dead. */ if (is_right) { tcg_gen_shri_tl(cpu_cc_src2, s->T0, mask - 1); - tcg_gen_shri_tl(cpu_cc_dst, s->T0, mask); - tcg_gen_andi_tl(cpu_cc_dst, cpu_cc_dst, 1); + tcg_gen_extract_tl(cpu_cc_dst, s->T0, mask, 1); } else { tcg_gen_shri_tl(cpu_cc_src2, s->T0, mask); tcg_gen_andi_tl(cpu_cc_dst, s->T0, 1); @@ -1873,8 +1871,7 @@ static void gen_rot_rm_im(DisasContext *s, MemOp ot, int op1, int op2, currently dead. */ if (is_right) { tcg_gen_shri_tl(cpu_cc_src2, s->T0, mask - 1); - tcg_gen_shri_tl(cpu_cc_dst, s->T0, mask); - tcg_gen_andi_tl(cpu_cc_dst, cpu_cc_dst, 1); + tcg_gen_extract_tl(cpu_cc_dst, s->T0, mask, 1); } else { tcg_gen_shri_tl(cpu_cc_src2, s->T0, mask); tcg_gen_andi_tl(cpu_cc_dst, s->T0, 1); -- 2.41.0