diff options
| author | Richard Henderson <rth@twiddle.net> | 2013-02-19 23:52:14 -0800 |
|---|---|---|
| committer | Blue Swirl <blauwirbel@gmail.com> | 2013-02-23 17:25:30 +0000 |
| commit | 2fdcb629071cb6206028bc7d6b69f3585fc365ec (patch) | |
| tree | 40f8d678502a09fdaadbf5fdba3ad3b9e5db6b27 /target-ppc | |
| parent | da91a00f191fc70ea7d81d7476ef933c562e6fcd (diff) | |
target-ppc: Use setcond in gen_op_cmp
Which means that callers need not copy data into local tmps.
Cc: Alexander Graf <agraf@suse.de>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'target-ppc')
| -rw-r--r-- | target-ppc/translate.c | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 0ac072c9e6..7aab6ae31c 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -596,33 +596,33 @@ static opc_handler_t invalid_handler = { static inline void gen_op_cmp(TCGv arg0, TCGv arg1, int s, int crf) { - int l1, l2, l3; + TCGv t0 = tcg_temp_new(); + TCGv_i32 t1 = tcg_temp_new_i32(); tcg_gen_trunc_tl_i32(cpu_crf[crf], cpu_so); - l1 = gen_new_label(); - l2 = gen_new_label(); - l3 = gen_new_label(); - if (s) { - tcg_gen_brcond_tl(TCG_COND_LT, arg0, arg1, l1); - tcg_gen_brcond_tl(TCG_COND_GT, arg0, arg1, l2); - } else { - tcg_gen_brcond_tl(TCG_COND_LTU, arg0, arg1, l1); - tcg_gen_brcond_tl(TCG_COND_GTU, arg0, arg1, l2); - } - tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_EQ); - tcg_gen_br(l3); - gen_set_label(l1); - tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_LT); - tcg_gen_br(l3); - gen_set_label(l2); - tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_GT); - gen_set_label(l3); + tcg_gen_setcond_tl((s ? TCG_COND_LT: TCG_COND_LTU), t0, arg0, arg1); + tcg_gen_trunc_tl_i32(t1, t0); + tcg_gen_shli_i32(t1, t1, CRF_LT); + tcg_gen_or_i32(cpu_crf[crf], cpu_crf[crf], t1); + + tcg_gen_setcond_tl((s ? TCG_COND_GT: TCG_COND_GTU), t0, arg0, arg1); + tcg_gen_trunc_tl_i32(t1, t0); + tcg_gen_shli_i32(t1, t1, CRF_GT); + tcg_gen_or_i32(cpu_crf[crf], cpu_crf[crf], t1); + + tcg_gen_setcond_tl(TCG_COND_EQ, t0, arg0, arg1); + tcg_gen_trunc_tl_i32(t1, t0); + tcg_gen_shli_i32(t1, t1, CRF_EQ); + tcg_gen_or_i32(cpu_crf[crf], cpu_crf[crf], t1); + + tcg_temp_free(t0); + tcg_temp_free_i32(t1); } static inline void gen_op_cmpi(TCGv arg0, target_ulong arg1, int s, int crf) { - TCGv t0 = tcg_const_local_tl(arg1); + TCGv t0 = tcg_const_tl(arg1); gen_op_cmp(arg0, t0, s, crf); tcg_temp_free(t0); } @@ -631,8 +631,8 @@ static inline void gen_op_cmpi(TCGv arg0, target_ulong arg1, int s, int crf) static inline void gen_op_cmp32(TCGv arg0, TCGv arg1, int s, int crf) { TCGv t0, t1; - t0 = tcg_temp_local_new(); - t1 = tcg_temp_local_new(); + t0 = tcg_temp_new(); + t1 = tcg_temp_new(); if (s) { tcg_gen_ext32s_tl(t0, arg0); tcg_gen_ext32s_tl(t1, arg1); @@ -647,7 +647,7 @@ static inline void gen_op_cmp32(TCGv arg0, TCGv arg1, int s, int crf) static inline void gen_op_cmpi32(TCGv arg0, target_ulong arg1, int s, int crf) { - TCGv t0 = tcg_const_local_tl(arg1); + TCGv t0 = tcg_const_tl(arg1); gen_op_cmp32(arg0, t0, s, crf); tcg_temp_free(t0); } |