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| author | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-11-11 11:50:33 +0000 |
|---|---|---|
| committer | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-11-11 11:50:33 +0000 |
| commit | 2a0ab9989938b8d633be12e2614a45806daac927 (patch) | |
| tree | 8a459ddd885a9723541ed30d28d773913d760c9f /target-mips | |
| parent | b10fa3c906a3d48ee58d64663f9d020ef90d897d (diff) | |
| download | qemu-2a0ab9989938b8d633be12e2614a45806daac927.zip qemu-2a0ab9989938b8d633be12e2614a45806daac927.tar.gz qemu-2a0ab9989938b8d633be12e2614a45806daac927.tar.bz2 | |
target-mips: optimize gen_farith()
Optimize code generation in gen_farith():
- Temp variables are valid up to and *including* the brcond instruction.
Use them instead of temp local variables.
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5682 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-mips')
| -rw-r--r-- | target-mips/translate.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/target-mips/translate.c b/target-mips/translate.c index 1b00be2..d698e6e 100644 --- a/target-mips/translate.c +++ b/target-mips/translate.c @@ -6314,32 +6314,32 @@ static void gen_farith (DisasContext *ctx, uint32_t op1, case FOP(18, 16): { int l1 = gen_new_label(); - TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL); + TCGv t0 = tcg_temp_new(TCG_TYPE_TL); TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I32); gen_load_gpr(t0, ft); tcg_gen_brcondi_tl(TCG_COND_NE, t0, 0, l1); - tcg_temp_free(t0); gen_load_fpr32(fp0, fs); gen_store_fpr32(fp0, fd); tcg_temp_free(fp0); gen_set_label(l1); + tcg_temp_free(t0); } opn = "movz.s"; break; case FOP(19, 16): { int l1 = gen_new_label(); - TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL); + TCGv t0 = tcg_temp_new(TCG_TYPE_TL); TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I32); gen_load_gpr(t0, ft); tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); - tcg_temp_free(t0); gen_load_fpr32(fp0, fs); gen_store_fpr32(fp0, fd); tcg_temp_free(fp0); gen_set_label(l1); + tcg_temp_free(t0); } opn = "movn.s"; break; @@ -6733,32 +6733,32 @@ static void gen_farith (DisasContext *ctx, uint32_t op1, case FOP(18, 17): { int l1 = gen_new_label(); - TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL); + TCGv t0 = tcg_temp_new(TCG_TYPE_TL); TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I64); gen_load_gpr(t0, ft); tcg_gen_brcondi_tl(TCG_COND_NE, t0, 0, l1); - tcg_temp_free(t0); gen_load_fpr64(ctx, fp0, fs); gen_store_fpr64(ctx, fp0, fd); tcg_temp_free(fp0); gen_set_label(l1); + tcg_temp_free(t0); } opn = "movz.d"; break; case FOP(19, 17): { int l1 = gen_new_label(); - TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL); + TCGv t0 = tcg_temp_new(TCG_TYPE_TL); TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I64); gen_load_gpr(t0, ft); tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); - tcg_temp_free(t0); gen_load_fpr64(ctx, fp0, fs); gen_store_fpr64(ctx, fp0, fd); tcg_temp_free(fp0); gen_set_label(l1); + tcg_temp_free(t0); } opn = "movn.d"; break; @@ -7068,13 +7068,12 @@ static void gen_farith (DisasContext *ctx, uint32_t op1, check_cp1_64bitmode(ctx); { int l1 = gen_new_label(); - TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL); + TCGv t0 = tcg_temp_new(TCG_TYPE_TL); TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I32); TCGv fph0 = tcg_temp_local_new(TCG_TYPE_I32); gen_load_gpr(t0, ft); tcg_gen_brcondi_tl(TCG_COND_NE, t0, 0, l1); - tcg_temp_free(t0); gen_load_fpr32(fp0, fs); gen_load_fpr32h(fph0, fs); gen_store_fpr32(fp0, fd); @@ -7082,6 +7081,7 @@ static void gen_farith (DisasContext *ctx, uint32_t op1, tcg_temp_free(fp0); tcg_temp_free(fph0); gen_set_label(l1); + tcg_temp_free(t0); } opn = "movz.ps"; break; @@ -7089,13 +7089,12 @@ static void gen_farith (DisasContext *ctx, uint32_t op1, check_cp1_64bitmode(ctx); { int l1 = gen_new_label(); - TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL); + TCGv t0 = tcg_temp_new(TCG_TYPE_TL); TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I32); TCGv fph0 = tcg_temp_local_new(TCG_TYPE_I32); gen_load_gpr(t0, ft); tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); - tcg_temp_free(t0); gen_load_fpr32(fp0, fs); gen_load_fpr32h(fph0, fs); gen_store_fpr32(fp0, fd); @@ -7103,6 +7102,7 @@ static void gen_farith (DisasContext *ctx, uint32_t op1, tcg_temp_free(fp0); tcg_temp_free(fph0); gen_set_label(l1); + tcg_temp_free(t0); } opn = "movn.ps"; break; |