diff options
| author | Richard Henderson <rth@twiddle.net> | 2015-09-02 11:38:10 -0700 |
|---|---|---|
| committer | Edgar E. Iglesias <edgar.iglesias@xilinx.com> | 2015-09-08 08:48:34 +0200 |
| commit | 88174019d2e1d2e1c304d507654d37f6d7504957 (patch) | |
| tree | 8c3acd497b55018e995be1abf9a810659c00df7d | |
| parent | 9d34158a5af734e8de0b42b0a7228200c426a8d0 (diff) | |
target-cris: Use movcond and setcond
Signed-off-by: Richard Henderson <rth@twiddle.net>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
| -rw-r--r-- | target-cris/translate.c | 27 | ||||
| -rw-r--r-- | target-cris/translate_v10.c | 12 |
2 files changed, 9 insertions, 30 deletions
diff --git a/target-cris/translate.c b/target-cris/translate.c index 5699826c8b..f21373b4bb 100644 --- a/target-cris/translate.c +++ b/target-cris/translate.c @@ -311,7 +311,7 @@ static void t_gen_asr(TCGv d, TCGv a, TCGv b) static void t_gen_cris_dstep(TCGv d, TCGv a, TCGv b) { - TCGLabel *l1 = gen_new_label(); + TCGv t = tcg_temp_new(); /* * d <<= 1 @@ -319,9 +319,9 @@ static void t_gen_cris_dstep(TCGv d, TCGv a, TCGv b) * d -= s; */ tcg_gen_shli_tl(d, a, 1); - tcg_gen_brcond_tl(TCG_COND_LTU, d, b, l1); - tcg_gen_sub_tl(d, d, b); - gen_set_label(l1); + tcg_gen_sub_tl(t, d, b); + tcg_gen_movcond_tl(TCG_COND_GEU, d, d, b, t, d); + tcg_temp_free(t); } static void t_gen_cris_mstep(TCGv d, TCGv a, TCGv b, TCGv ccs) @@ -769,13 +769,7 @@ static void cris_alu_op_exec(DisasContext *dc, int op, t_gen_cris_mstep(dst, a, b, cpu_PR[PR_CCS]); break; case CC_OP_BOUND: - { - TCGLabel *l1 = gen_new_label(); - tcg_gen_mov_tl(dst, a); - tcg_gen_brcond_tl(TCG_COND_LEU, a, b, l1); - tcg_gen_mov_tl(dst, b); - gen_set_label(l1); - } + tcg_gen_movcond_tl(TCG_COND_LEU, dst, a, b, a, b); break; case CC_OP_CMP: tcg_gen_sub_tl(dst, a, b); @@ -1482,15 +1476,8 @@ static int dec_scc_r(CPUCRISState *env, DisasContext *dc) LOG_DIS("s%s $r%u\n", cc_name(cond), dc->op1); - if (cond != CC_A) { - TCGLabel *l1 = gen_new_label(); - gen_tst_cc(dc, cpu_R[dc->op1], cond); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_R[dc->op1], 0, l1); - tcg_gen_movi_tl(cpu_R[dc->op1], 1); - gen_set_label(l1); - } else { - tcg_gen_movi_tl(cpu_R[dc->op1], 1); - } + gen_tst_cc(dc, cpu_R[dc->op1], cond); + tcg_gen_setcondi_tl(TCG_COND_NE, cpu_R[dc->op1], cpu_R[dc->op1], 0); cris_cc_mask(dc, 0); return 2; diff --git a/target-cris/translate_v10.c b/target-cris/translate_v10.c index b742c4cd01..618c234949 100644 --- a/target-cris/translate_v10.c +++ b/target-cris/translate_v10.c @@ -535,16 +535,8 @@ static void dec10_reg_scc(DisasContext *dc) LOG_DIS("s%s $r%u\n", cc_name(cond), dc->src); - if (cond != CC_A) - { - TCGLabel *l1 = gen_new_label(); - gen_tst_cc (dc, cpu_R[dc->src], cond); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_R[dc->src], 0, l1); - tcg_gen_movi_tl(cpu_R[dc->src], 1); - gen_set_label(l1); - } else { - tcg_gen_movi_tl(cpu_R[dc->src], 1); - } + gen_tst_cc(dc, cpu_R[dc->src], cond); + tcg_gen_setcondi_tl(TCG_COND_NE, cpu_R[dc->src], cpu_R[dc->src], 0); cris_cc_mask(dc, 0); } |