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authorRichard Henderson <rth@twiddle.net>2012-10-09 14:49:59 -0700
committerBlue Swirl <blauwirbel@gmail.com>2012-10-13 10:17:28 +0000
commit6234ac09a947d1402f92b6d25ccea6faa4433b5b (patch)
treec0b54f8f92902bc0bb7c37b3011a0b6050b38162 /target-sparc
parent96b5a3d3cf49d27e6da7ceac683a1b38d122e6fa (diff)
target-sparc: Avoid unnecessary local temporaries
Now that save_state never ends a BB, we don't need to copy values into local temps around it. Signed-off-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'target-sparc')
-rw-r--r--target-sparc/translate.c30
1 files changed, 9 insertions, 21 deletions
diff --git a/target-sparc/translate.c b/target-sparc/translate.c
index 4409f69abf..65e6f23ae1 100644
--- a/target-sparc/translate.c
+++ b/target-sparc/translate.c
@@ -143,7 +143,7 @@ static TCGv_i32 gen_load_fpr_F(DisasContext *dc, unsigned int src)
if (src & 1) {
return MAKE_TCGV_I32(GET_TCGV_I64(cpu_fpr[src / 2]));
} else {
- TCGv_i32 ret = tcg_temp_local_new_i32();
+ TCGv_i32 ret = tcg_temp_new_i32();
TCGv_i64 t = tcg_temp_new_i64();
tcg_gen_shri_i64(t, cpu_fpr[src / 2], 32);
@@ -3885,28 +3885,16 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn)
tcg_gen_mov_tl(cpu_tbr, cpu_tmp0);
break;
case 6: // pstate
- {
- TCGv r_tmp = tcg_temp_local_new();
-
- tcg_gen_mov_tl(r_tmp, cpu_tmp0);
- save_state(dc);
- gen_helper_wrpstate(cpu_env, r_tmp);
- tcg_temp_free(r_tmp);
- dc->npc = DYNAMIC_PC;
- }
+ save_state(dc);
+ gen_helper_wrpstate(cpu_env, cpu_tmp0);
+ dc->npc = DYNAMIC_PC;
break;
case 7: // tl
- {
- TCGv r_tmp = tcg_temp_local_new();
-
- tcg_gen_mov_tl(r_tmp, cpu_tmp0);
- save_state(dc);
- tcg_gen_trunc_tl_i32(cpu_tmp32, r_tmp);
- tcg_temp_free(r_tmp);
- tcg_gen_st_i32(cpu_tmp32, cpu_env,
- offsetof(CPUSPARCState, tl));
- dc->npc = DYNAMIC_PC;
- }
+ save_state(dc);
+ tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
+ tcg_gen_st_i32(cpu_tmp32, cpu_env,
+ offsetof(CPUSPARCState, tl));
+ dc->npc = DYNAMIC_PC;
break;
case 8: // pil
gen_helper_wrpil(cpu_env, cpu_tmp0);