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| author | David Hildenbrand <david@redhat.com> | 2019-03-07 13:15:28 +0100 |
|---|---|---|
| committer | Cornelia Huck <cohuck@redhat.com> | 2019-03-11 09:31:01 +0100 |
| commit | 66bb3333bc5c657be96d4dd3172d7efa9398a401 (patch) | |
| tree | e42ab2128a4423103588dfdebcedf98fa6fba65b | |
| parent | 7aaf844d46ae8153a6219493b11623f62971b60a (diff) | |
| download | focaccia-qemu-66bb3333bc5c657be96d4dd3172d7efa9398a401.tar.gz focaccia-qemu-66bb3333bc5c657be96d4dd3172d7efa9398a401.zip | |
s390x/tcg: Implement VECTOR PERMUTE DOUBLEWORD IMMEDIATE
Read the whole input before modifying the destination vector. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com> Message-Id: <20190307121539.12842-22-david@redhat.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
| -rw-r--r-- | target/s390x/insn-data.def | 2 | ||||
| -rw-r--r-- | target/s390x/translate_vx.inc.c | 16 |
2 files changed, 18 insertions, 0 deletions
diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 5f77462bb1..7314ae4704 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1021,6 +1021,8 @@ /* VECTOR PACK LOGICAL SATURATE */ F(0xe795, VPKLS, VRR_b, V, 0, 0, 0, 0, vpk, 0, IF_VEC) 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) #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 d8cf4360cf..b23955b848 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -675,3 +675,19 @@ static DisasJumpType op_vperm(DisasContext *s, DisasOps *o) 0, gen_helper_gvec_vperm); return DISAS_NEXT; } + +static DisasJumpType op_vpdi(DisasContext *s, DisasOps *o) +{ + const uint8_t i2 = extract32(get_field(s->fields, m4), 2, 1); + const uint8_t i3 = extract32(get_field(s->fields, m4), 0, 1); + TCGv_i64 t0 = tcg_temp_new_i64(); + TCGv_i64 t1 = tcg_temp_new_i64(); + + read_vec_element_i64(t0, get_field(s->fields, v2), i2, ES_64); + read_vec_element_i64(t1, get_field(s->fields, v3), i3, ES_64); + write_vec_element_i64(t0, get_field(s->fields, v1), 0, ES_64); + write_vec_element_i64(t1, get_field(s->fields, v1), 1, ES_64); + tcg_temp_free_i64(t0); + tcg_temp_free_i64(t1); + return DISAS_NEXT; +} |