From 28d08731b1d826ddadcd062bae6fc717250e7667 Mon Sep 17 00:00:00 2001 From: David Hildenbrand Date: Thu, 7 Mar 2019 13:15:29 +0100 Subject: [PATCH] s390x/tcg: Implement VECTOR REPLICATE Replicate via the special gvec helper. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-23-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 16 ++++++++++++++++ 2 files changed, 18 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 7314ae4704..14e010765d 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1023,6 +1023,8 @@ F(0xe78c, VPERM, VRR_e, V, 0, 0, 0, 0, vperm, 0, IF_VEC) /* VECTOR PERMUTE DOUBLEWORD IMMEDIATE */ 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) #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.inc.c index b23955b848..21bf2dc58f 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -691,3 +691,19 @@ static DisasJumpType op_vpdi(DisasContext *s, DisasOps *o) tcg_temp_free_i64(t1); return DISAS_NEXT; } + +static DisasJumpType op_vrep(DisasContext *s, DisasOps *o) +{ + const uint8_t enr = get_field(s->fields, i2); + const uint8_t es = get_field(s->fields, m4); + + if (es > ES_64 || !valid_vec_element(enr, es)) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + tcg_gen_gvec_dup_mem(es, vec_full_reg_offset(get_field(s->fields, v1)), + vec_reg_offset(get_field(s->fields, v3), enr, es), + 16, 16); + return DISAS_NEXT; +}