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s390x/tcg: Implement VECTOR REPLICATE IMMEDIATE 

Like VECTOR REPLICATE, but the element to be replicated comes from an
immediate.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20190307121539.12842-24-david@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
master
David Hildenbrand 2019-03-07 13:15:30 +01:00 committed by Cornelia Huck
parent 28d08731b1
commit 3a338e29df
2 changed files with 16 additions and 0 deletions
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2
target/s390x/insn-data.def
View File

@ -1025,6 +1025,8 @@
F(0xe784, VPDI, VRR_c, V, 0, 0, 0, 0, vpdi, 0, IF_VEC)
/* VECTOR REPLICATE */
F(0xe74d, VREP, VRI_c, V, 0, 0, 0, 0, vrep, 0, IF_VEC)
/* VECTOR REPLICATE IMMEDIATE */
F(0xe745, VREPI, VRI_a, V, 0, 0, 0, 0, vrepi, 0, IF_VEC)
#ifndef CONFIG_USER_ONLY
/* COMPARE AND SWAP AND PURGE */

14
target/s390x/translate_vx.inc.c
View File

@ -707,3 +707,17 @@ static DisasJumpType op_vrep(DisasContext *s, DisasOps *o)
16, 16);
return DISAS_NEXT;
}
static DisasJumpType op_vrepi(DisasContext *s, DisasOps *o)
{
const int64_t data = (int16_t)get_field(s->fields, i2);
const uint8_t es = get_field(s->fields, m3);
if (es > ES_64) {
gen_program_exception(s, PGM_SPECIFICATION);
return DISAS_NORETURN;
}
gen_gvec_dupi(es, get_field(s->fields, v1), data);
return DISAS_NEXT;
}