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target-mips: optimize gen_farith() 

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7046 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2009-04-08 21:48:27 +00:00
parent c905fdacb4
commit c9297f4d1d
1 changed files with 44 additions and 53 deletions
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97
target-mips/translate.c
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@ -6122,32 +6122,32 @@ static void gen_farith (DisasContext *ctx, uint32_t op1,
case FOP(18, 16):
{
int l1 = gen_new_label();
TCGv t0 = tcg_temp_new();
TCGv_i32 fp0 = tcg_temp_local_new_i32();
TCGv_i32 fp0;
gen_load_gpr(t0, ft);
tcg_gen_brcondi_tl(TCG_COND_NE, t0, 0, l1);
if (ft != 0) {
tcg_gen_brcondi_tl(TCG_COND_NE, cpu_gpr[ft], 0, l1);
}
fp0 = tcg_temp_new_i32();
gen_load_fpr32(fp0, fs);
gen_store_fpr32(fp0, fd);
tcg_temp_free_i32(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_new();
TCGv_i32 fp0 = tcg_temp_local_new_i32();
TCGv_i32 fp0;
gen_load_gpr(t0, ft);
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
gen_load_fpr32(fp0, fs);
gen_store_fpr32(fp0, fd);
tcg_temp_free_i32(fp0);
gen_set_label(l1);
tcg_temp_free(t0);
if (ft != 0) {
tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[ft], 0, l1);
fp0 = tcg_temp_new_i32();
gen_load_fpr32(fp0, fs);
gen_store_fpr32(fp0, fd);
tcg_temp_free_i32(fp0);
gen_set_label(l1);
}
}
opn = "movn.s";
break;
@ -6541,32 +6541,32 @@ static void gen_farith (DisasContext *ctx, uint32_t op1,
case FOP(18, 17):
{
int l1 = gen_new_label();
TCGv t0 = tcg_temp_new();
TCGv_i64 fp0 = tcg_temp_local_new_i64();
TCGv_i64 fp0;
gen_load_gpr(t0, ft);
tcg_gen_brcondi_tl(TCG_COND_NE, t0, 0, l1);
if (ft != 0) {
tcg_gen_brcondi_tl(TCG_COND_NE, cpu_gpr[ft], 0, l1);
}
fp0 = tcg_temp_new_i64();
gen_load_fpr64(ctx, fp0, fs);
gen_store_fpr64(ctx, fp0, fd);
tcg_temp_free_i64(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_new();
TCGv_i64 fp0 = tcg_temp_local_new_i64();
TCGv_i64 fp0;
gen_load_gpr(t0, ft);
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
gen_load_fpr64(ctx, fp0, fs);
gen_store_fpr64(ctx, fp0, fd);
tcg_temp_free_i64(fp0);
gen_set_label(l1);
tcg_temp_free(t0);
if (ft != 0) {
tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[ft], 0, l1);
fp0 = tcg_temp_new_i64();
gen_load_fpr64(ctx, fp0, fs);
gen_store_fpr64(ctx, fp0, fd);
tcg_temp_free_i64(fp0);
gen_set_label(l1);
}
}
opn = "movn.d";
break;
@ -6876,20 +6876,15 @@ static void gen_farith (DisasContext *ctx, uint32_t op1,
check_cp1_64bitmode(ctx);
{
int l1 = gen_new_label();
TCGv t0 = tcg_temp_new();
TCGv_i32 fp0 = tcg_temp_local_new_i32();
TCGv_i32 fph0 = tcg_temp_local_new_i32();
TCGv_i32 fp0;
gen_load_gpr(t0, ft);
tcg_gen_brcondi_tl(TCG_COND_NE, t0, 0, l1);
gen_load_fpr32(fp0, fs);
gen_load_fpr32h(fph0, fs);
gen_store_fpr32(fp0, fd);
gen_store_fpr32h(fph0, fd);
tcg_temp_free_i32(fp0);
tcg_temp_free_i32(fph0);
if (ft != 0)
tcg_gen_brcondi_tl(TCG_COND_NE, cpu_gpr[ft], 0, l1);
fp0 = tcg_temp_new_i64();
gen_load_fpr64(ctx, fp0, fs);
gen_store_fpr64(ctx, fp0, fd);
tcg_temp_free_i64(fp0);
gen_set_label(l1);
tcg_temp_free(t0);
}
opn = "movz.ps";
break;
@ -6897,20 +6892,16 @@ static void gen_farith (DisasContext *ctx, uint32_t op1,
check_cp1_64bitmode(ctx);
{
int l1 = gen_new_label();
TCGv t0 = tcg_temp_new();
TCGv_i32 fp0 = tcg_temp_local_new_i32();
TCGv_i32 fph0 = tcg_temp_local_new_i32();
TCGv_i32 fp0;
gen_load_gpr(t0, ft);
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
gen_load_fpr32(fp0, fs);
gen_load_fpr32h(fph0, fs);
gen_store_fpr32(fp0, fd);
gen_store_fpr32h(fph0, fd);
tcg_temp_free_i32(fp0);
tcg_temp_free_i32(fph0);
gen_set_label(l1);
tcg_temp_free(t0);
if (ft != 0) {
tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[ft], 0, l1);
fp0 = tcg_temp_new_i64();
gen_load_fpr64(ctx, fp0, fs);
gen_store_fpr64(ctx, fp0, fd);
tcg_temp_free_i64(fp0);
gen_set_label(l1);
}
}
opn = "movn.ps";
break;