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

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(+)

diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def
index d2efe6bba2..9aa508547b 100644
--- a/target/s390x/insn-data.def
+++ b/target/s390x/insn-data.def
@@ -1026,6 +1026,8 @@
     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 */
diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.inc.c
index c261e56c6b..761f3dc723 100644
--- a/target/s390x/translate_vx.inc.c
+++ b/target/s390x/translate_vx.inc.c
@@ -648,3 +648,21 @@ static DisasJumpType op_vrep(DisasContext *s, DisasOps *o)
     tcg_temp_free_i64(tmp);
     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);
+    TCGv_i64 tmp;
+
+    if (es > MO_64) {
+        gen_program_exception(s, PGM_SPECIFICATION);
+        return DISAS_NORETURN;
+    }
+
+    tmp = tcg_temp_new_i64();
+    tcg_gen_movi_i64(tmp, data);
+    gen_gvec_dup_i64(es, get_field(s->fields, v1), tmp);
+    tcg_temp_free_i64(tmp);
+    return DISAS_NEXT;
+}
-- 
2.17.2

On 2/26/19 3:39 AM, David Hildenbrand wrote:
> +    tmp = tcg_temp_new_i64();
> +    tcg_gen_movi_i64(tmp, data);
> +    gen_gvec_dup_i64(es, get_field(s->fields, v1), tmp);
> +    tcg_temp_free_i64(tmp);
> +    return DISAS_NEXT;

Reuse the dupi8, dupi16, ... switch from one of the other patches upthread?


r~

On 28.02.19 00:39, Richard Henderson wrote:
> On 2/26/19 3:39 AM, David Hildenbrand wrote:
>> +    tmp = tcg_temp_new_i64();
>> +    tcg_gen_movi_i64(tmp, data);
>> +    gen_gvec_dup_i64(es, get_field(s->fields, v1), tmp);
>> +    tcg_temp_free_i64(tmp);
>> +    return DISAS_NEXT;
> 
> Reuse the dupi8, dupi16, ... switch from one of the other patches upthread?

Yes, makes sense!

> 
> 
> r~
> 


-- 

Thanks,

David / dhildenb