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target/loongarch: Implement vfcmp

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This patch includes:
- VFCMP.cond.{S/D}.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Message-Id: <20230504122810.4094787-37-gaosong@loongson.cn>
This commit is contained in:
Song Gao 2023-05-04 20:28:02 +08:00
parent f435e1e5af
commit 386c4e86d0
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GPG key ID: 40A2FFF239263EDF
5 changed files with 190 additions and 0 deletions
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94
target/loongarch/disas.c
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@ -1447,3 +1447,97 @@ INSN_LSX(vslti_bu, vv_i)
INSN_LSX(vslti_hu, vv_i)
INSN_LSX(vslti_wu, vv_i)
INSN_LSX(vslti_du, vv_i)
#define output_vfcmp(C, PREFIX, SUFFIX) \
{ \
(C)->info->fprintf_func((C)->info->stream, "%08x %s%s\t%d, f%d, f%d", \
(C)->insn, PREFIX, SUFFIX, a->vd, \
a->vj, a->vk); \
}
static bool output_vvv_fcond(DisasContext *ctx, arg_vvv_fcond * a,
const char *suffix)
{
bool ret = true;
switch (a->fcond) {
case 0x0:
output_vfcmp(ctx, "vfcmp_caf_", suffix);
break;
case 0x1:
output_vfcmp(ctx, "vfcmp_saf_", suffix);
break;
case 0x2:
output_vfcmp(ctx, "vfcmp_clt_", suffix);
break;
case 0x3:
output_vfcmp(ctx, "vfcmp_slt_", suffix);
break;
case 0x4:
output_vfcmp(ctx, "vfcmp_ceq_", suffix);
break;
case 0x5:
output_vfcmp(ctx, "vfcmp_seq_", suffix);
break;
case 0x6:
output_vfcmp(ctx, "vfcmp_cle_", suffix);
break;
case 0x7:
output_vfcmp(ctx, "vfcmp_sle_", suffix);
break;
case 0x8:
output_vfcmp(ctx, "vfcmp_cun_", suffix);
break;
case 0x9:
output_vfcmp(ctx, "vfcmp_sun_", suffix);
break;
case 0xA:
output_vfcmp(ctx, "vfcmp_cult_", suffix);
break;
case 0xB:
output_vfcmp(ctx, "vfcmp_sult_", suffix);
break;
case 0xC:
output_vfcmp(ctx, "vfcmp_cueq_", suffix);
break;
case 0xD:
output_vfcmp(ctx, "vfcmp_sueq_", suffix);
break;
case 0xE:
output_vfcmp(ctx, "vfcmp_cule_", suffix);
break;
case 0xF:
output_vfcmp(ctx, "vfcmp_sule_", suffix);
break;
case 0x10:
output_vfcmp(ctx, "vfcmp_cne_", suffix);
break;
case 0x11:
output_vfcmp(ctx, "vfcmp_sne_", suffix);
break;
case 0x14:
output_vfcmp(ctx, "vfcmp_cor_", suffix);
break;
case 0x15:
output_vfcmp(ctx, "vfcmp_sor_", suffix);
break;
case 0x18:
output_vfcmp(ctx, "vfcmp_cune_", suffix);
break;
case 0x19:
output_vfcmp(ctx, "vfcmp_sune_", suffix);
break;
default:
ret = false;
}
return ret;
}
#define LSX_FCMP_INSN(suffix) \
static bool trans_vfcmp_cond_##suffix(DisasContext *ctx, \
arg_vvv_fcond * a) \
{ \
return output_vvv_fcond(ctx, a, #suffix); \
}
LSX_FCMP_INSN(s)
LSX_FCMP_INSN(d)