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Add concat_i32_i64 op.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5280 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
pbrook 2008-09-21 13:48:32 +00:00
parent 436d124b7d
commit 36aa55dcd9
6 changed files with 44 additions and 51 deletions
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23
target-mips/translate.c
View file

@ -693,13 +693,7 @@ static inline void gen_load_fpr64 (DisasContext *ctx, TCGv t, int reg)
if (ctx->hflags & MIPS_HFLAG_F64)
tcg_gen_mov_i64(t, fpu_fpr64[reg]);
else {
TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64);
tcg_gen_extu_i32_i64(t, fpu_fpr32[reg | 1]);
tcg_gen_shli_i64(t, t, 32);
tcg_gen_extu_i32_i64(r_tmp2, fpu_fpr32[reg & ~1]);
tcg_gen_or_i64(t, t, r_tmp2);
tcg_temp_free(r_tmp2);
tcg_gen_concat_i32_i64(t, fpu_fpr32[reg & ~1], fpu_fpr32[reg | 1]);
}
}
@ -6546,22 +6540,17 @@ static void gen_farith (DisasContext *ctx, uint32_t op1,
case FOP(38, 16):
check_cp1_64bitmode(ctx);
{
TCGv fp64_0 = tcg_temp_new(TCG_TYPE_I64);
TCGv fp64_1 = tcg_temp_new(TCG_TYPE_I64);
TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
TCGv fp32_0 = tcg_temp_new(TCG_TYPE_I32);
TCGv fp32_1 = tcg_temp_new(TCG_TYPE_I32);
gen_load_fpr32(fp32_0, fs);
gen_load_fpr32(fp32_1, ft);
tcg_gen_extu_i32_i64(fp64_0, fp32_0);
tcg_gen_extu_i32_i64(fp64_1, fp32_1);
tcg_temp_free(fp32_0);
tcg_gen_concat_i32_i64(fp64, fp32_0, fp32_1);
tcg_temp_free(fp32_1);
tcg_gen_shli_i64(fp64_1, fp64_1, 32);
tcg_gen_or_i64(fp64_0, fp64_0, fp64_1);
tcg_temp_free(fp64_1);
gen_store_fpr64(ctx, fp64_0, fd);
tcg_temp_free(fp64_0);
tcg_temp_free(fp32_0);
gen_store_fpr64(ctx, fp64, fd);
tcg_temp_free(fp64);
}
opn = "cvt.ps.s";
break;