From: Aurelien Jarno <aurelien@aurel32.net>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [7046] target-mips: optimize gen_farith()
Date: Wed, 08 Apr 2009 21:48:28 +0000 [thread overview]
Message-ID: <E1LrfdE-0002vd-JE@cvs.savannah.gnu.org> (raw)
Revision: 7046
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=7046
Author: aurel32
Date: 2009-04-08 21:48:27 +0000 (Wed, 08 Apr 2009)
Log Message:
-----------
target-mips: optimize gen_farith()
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Modified Paths:
--------------
trunk/target-mips/translate.c
Modified: trunk/target-mips/translate.c
===================================================================
--- trunk/target-mips/translate.c 2009-04-08 21:48:18 UTC (rev 7045)
+++ trunk/target-mips/translate.c 2009-04-08 21:48:27 UTC (rev 7046)
@@ -6122,32 +6122,32 @@
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 @@
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 @@
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 @@
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;
reply other threads:[~2009-04-08 21:48 UTC|newest]
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