diff options
Diffstat (limited to 'target')
| -rw-r--r-- | target/mips/translate.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/target/mips/translate.c b/target/mips/translate.c index befb87f..fe44f2f 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -4572,12 +4572,14 @@ static void gen_bshfl (DisasContext *ctx, uint32_t op2, int rt, int rd) case OPC_WSBH: { TCGv t1 = tcg_temp_new(); + TCGv t2 = tcg_const_tl(0x00FF00FF); tcg_gen_shri_tl(t1, t0, 8); - tcg_gen_andi_tl(t1, t1, 0x00FF00FF); + tcg_gen_and_tl(t1, t1, t2); + tcg_gen_and_tl(t0, t0, t2); tcg_gen_shli_tl(t0, t0, 8); - tcg_gen_andi_tl(t0, t0, ~0x00FF00FF); tcg_gen_or_tl(t0, t0, t1); + tcg_temp_free(t2); tcg_temp_free(t1); tcg_gen_ext32s_tl(cpu_gpr[rd], t0); } @@ -4592,27 +4594,31 @@ static void gen_bshfl (DisasContext *ctx, uint32_t op2, int rt, int rd) case OPC_DSBH: { TCGv t1 = tcg_temp_new(); + TCGv t2 = tcg_const_tl(0x00FF00FF00FF00FFULL); tcg_gen_shri_tl(t1, t0, 8); - tcg_gen_andi_tl(t1, t1, 0x00FF00FF00FF00FFULL); + tcg_gen_and_tl(t1, t1, t2); + tcg_gen_and_tl(t0, t0, t2); tcg_gen_shli_tl(t0, t0, 8); - tcg_gen_andi_tl(t0, t0, ~0x00FF00FF00FF00FFULL); tcg_gen_or_tl(cpu_gpr[rd], t0, t1); + tcg_temp_free(t2); tcg_temp_free(t1); } break; case OPC_DSHD: { TCGv t1 = tcg_temp_new(); + TCGv t2 = tcg_const_tl(0x0000FFFF0000FFFFULL); tcg_gen_shri_tl(t1, t0, 16); - tcg_gen_andi_tl(t1, t1, 0x0000FFFF0000FFFFULL); + tcg_gen_and_tl(t1, t1, t2); + tcg_gen_and_tl(t0, t0, t2); tcg_gen_shli_tl(t0, t0, 16); - tcg_gen_andi_tl(t0, t0, ~0x0000FFFF0000FFFFULL); tcg_gen_or_tl(t0, t0, t1); tcg_gen_shri_tl(t1, t0, 32); tcg_gen_shli_tl(t0, t0, 32); tcg_gen_or_tl(cpu_gpr[rd], t0, t1); + tcg_temp_free(t2); tcg_temp_free(t1); } break; |