Signed-off-by: Aurelien Jarno <aurel...@aurel32.net>
---
target-sh4/translate.c | 15 ++++++---------
1 file changed, 6 insertions(+), 9 deletions(-)
diff --git a/target-sh4/translate.c b/target-sh4/translate.c
index 31d47b3..21605b0 100644
--- a/target-sh4/translate.c
+++ b/target-sh4/translate.c
@@ -883,18 +883,15 @@ static void _decode_opc(DisasContext * ctx)
case 0x300a: /* subc Rm,Rn */
{
TCGv t0, t1, t2;
- t0 = tcg_temp_new();
+ t0 = tcg_const_tl(0);
t1 = tcg_temp_new();
- tcg_gen_sub_i32(t1, REG(B11_8), REG(B7_4));
- tcg_gen_sub_i32(t0, t1, cpu_sr_t);
t2 = tcg_temp_new();
- tcg_gen_setcond_i32(TCG_COND_LTU, t2, REG(B11_8), t1);
- tcg_gen_setcond_i32(TCG_COND_LTU, t1, t1, t0);
- tcg_gen_or_i32(cpu_sr_t, t1, t2);
- tcg_temp_free(t2);
- tcg_temp_free(t1);
- tcg_gen_mov_i32(REG(B11_8), t0);
+ tcg_gen_sub2_i32(t1, t2, REG(B11_8), t0, REG(B7_4), t0);
+ tcg_gen_sub2_i32(REG(B11_8), cpu_sr_t, t1, t2, cpu_sr_t, t0);
+ tcg_gen_andi_i32(cpu_sr_t, cpu_sr_t, 1);
tcg_temp_free(t0);
+ tcg_temp_free(t1);
+ tcg_temp_free(t2);
}
return;
case 0x300b: /* subv Rm,Rn */
--
1.7.10.4
