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target-mips: optimize gen_flt3_ldst() 

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

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7126 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2009-04-16 11:51:11 +00:00
parent c407df8156
commit 585c88d5af
1 changed files with 4 additions and 4 deletions
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8
target-mips/translate.c
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@ -7221,7 +7221,6 @@ static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc,
const char *opn = "extended float load/store";
int store = 0;
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
if (base == 0) {
gen_load_gpr(t0, index);
@ -7240,8 +7239,8 @@ static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc,
{
TCGv_i32 fp0 = tcg_temp_new_i32();
tcg_gen_qemu_ld32s(t1, t0, ctx->mem_idx);
tcg_gen_trunc_tl_i32(fp0, t1);
tcg_gen_qemu_ld32s(t0, t0, ctx->mem_idx);
tcg_gen_trunc_tl_i32(fp0, t0);
gen_store_fpr32(fp0, fd);
tcg_temp_free_i32(fp0);
}
@ -7275,11 +7274,13 @@ static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc,
check_cop1x(ctx);
{
TCGv_i32 fp0 = tcg_temp_new_i32();
TCGv t1 = tcg_temp_new();
gen_load_fpr32(fp0, fs);
tcg_gen_extu_i32_tl(t1, fp0);
tcg_gen_qemu_st32(t1, t0, ctx->mem_idx);
tcg_temp_free_i32(fp0);
tcg_temp_free_i32(t1);
}
opn = "swxc1";
store = 1;
@ -7312,7 +7313,6 @@ static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc,
break;
}
tcg_temp_free(t0);
tcg_temp_free(t1);
MIPS_DEBUG("%s %s, %s(%s)", opn, fregnames[store ? fs : fd],
regnames[index], regnames[base]);
}