Message ID | 20190226113915.20150-25-david@redhat.com |
---|---|
State | New |
Headers | show |
Series | s390x/tcg: Vector Instruction Support Part 1 | expand |
On 2/26/19 3:39 AM, David Hildenbrand wrote: > Load the element and replicate it using gvec_dup. > > Signed-off-by: David Hildenbrand <david@redhat.com> > --- > target/s390x/insn-data.def | 2 ++ > target/s390x/translate_vx.inc.c | 18 ++++++++++++++++++ > 2 files changed, 20 insertions(+) Reviewed-by: Richard Henderson <richard.henderson@linaro.org> r~
On 2/26/19 3:39 AM, David Hildenbrand wrote: > Load the element and replicate it using gvec_dup. > > Signed-off-by: David Hildenbrand <david@redhat.com> > --- > target/s390x/insn-data.def | 2 ++ > target/s390x/translate_vx.inc.c | 18 ++++++++++++++++++ > 2 files changed, 20 insertions(+) Reviewed-by: Richard Henderson <richard.henderson@linaro.org> r~
diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index eb4dea2e2d..d2efe6bba2 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1024,6 +1024,8 @@ 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 e67b47f262..c261e56c6b 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -630,3 +630,21 @@ 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); + TCGv_i64 tmp; + + if (es > MO_64 || !valid_vec_element(enr, es)) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + tmp = tcg_temp_new_i64(); + read_vec_element_i64(tmp, get_field(s->fields, v3), enr, es); + gen_gvec_dup_i64(es, get_field(s->fields, v1), tmp); + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +}
Load the element and replicate it using gvec_dup. Signed-off-by: David Hildenbrand <david@redhat.com> --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 18 ++++++++++++++++++ 2 files changed, 20 insertions(+)