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| author | David Hildenbrand | 2019-04-11 11:42:34 +0200 |
|---|---|---|
| committer | David Hildenbrand | 2019-05-17 10:54:13 +0200 |
| commit | 8112274f86fa99f74b0ebe9e5173171f404babbb (patch) | |
| tree | f98af4798e572e66a4686b0131bb70bea78470e8 | |
| parent | s390x/tcg: Implement VECTOR SHIFT RIGHT ARITHMETIC (diff) | |
| download | qemu-8112274f86fa99f74b0ebe9e5173171f404babbb.tar.gz qemu-8112274f86fa99f74b0ebe9e5173171f404babbb.tar.xz qemu-8112274f86fa99f74b0ebe9e5173171f404babbb.zip | |
s390x/tcg: Implement VECTOR SHIFT RIGHT LOGICAL *
Similar to VECTOR SHIFT RIGHT ARITHMETICAL.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: David Hildenbrand <david@redhat.com>
| -rw-r--r-- | target/s390x/helper.h | 1 | ||||
| -rw-r--r-- | target/s390x/insn-data.def | 4 | ||||
| -rw-r--r-- | target/s390x/translate_vx.inc.c | 17 | ||||
| -rw-r--r-- | target/s390x/vec_int_helper.c | 6 |
4 files changed, 28 insertions, 0 deletions
diff --git a/target/s390x/helper.h b/target/s390x/helper.h index fda274d325..0f411f2346 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -206,6 +206,7 @@ DEF_HELPER_FLAGS_4(gvec_verim8, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) DEF_HELPER_FLAGS_4(gvec_verim16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) DEF_HELPER_FLAGS_4(gvec_vsl, TCG_CALL_NO_RWG, void, ptr, cptr, i64, i32) DEF_HELPER_FLAGS_4(gvec_vsra, TCG_CALL_NO_RWG, void, ptr, cptr, i64, i32) +DEF_HELPER_FLAGS_4(gvec_vsrl, TCG_CALL_NO_RWG, void, ptr, cptr, i64, i32) #ifndef CONFIG_USER_ONLY DEF_HELPER_3(servc, i32, env, i64, i64) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 587de3eaac..f3bf9edfca 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1170,6 +1170,10 @@ F(0xe77e, VSRA, VRR_c, V, 0, 0, 0, 0, vsra, 0, IF_VEC) /* VECTOR SHIFT RIGHT ARITHMETIC BY BYTE */ F(0xe77f, VSRAB, VRR_c, V, 0, 0, 0, 0, vsra, 0, IF_VEC) +/* VECTOR SHIFT RIGHT LOGICAL */ + F(0xe77c, VSRL, VRR_c, V, 0, 0, 0, 0, vsrl, 0, IF_VEC) +/* VECTOR SHIFT RIGHT LOGICAL BY BYTE */ + F(0xe77d, VSRLB, VRR_c, V, 0, 0, 0, 0, vsrl, 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 a5636f0733..5dfbf1bcd4 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -2106,3 +2106,20 @@ static DisasJumpType op_vsra(DisasContext *s, DisasOps *o) tcg_temp_free_i64(shift); return DISAS_NEXT; } + +static DisasJumpType op_vsrl(DisasContext *s, DisasOps *o) +{ + TCGv_i64 shift = tcg_temp_new_i64(); + + read_vec_element_i64(shift, get_field(s->fields, v3), 7, ES_8); + if (s->fields->op2 == 0x7c) { + tcg_gen_andi_i64(shift, shift, 0x7); + } else { + tcg_gen_andi_i64(shift, shift, 0x78); + } + + gen_gvec_2i_ool(get_field(s->fields, v1), get_field(s->fields, v2), + shift, 0, gen_helper_gvec_vsrl); + tcg_temp_free_i64(shift); + return DISAS_NEXT; +} diff --git a/target/s390x/vec_int_helper.c b/target/s390x/vec_int_helper.c index 67e9f2b0ed..06f8bfa30d 100644 --- a/target/s390x/vec_int_helper.c +++ b/target/s390x/vec_int_helper.c @@ -561,3 +561,9 @@ void HELPER(gvec_vsra)(void *v1, const void *v2, uint64_t count, { s390_vec_sar(v1, v2, count); } + +void HELPER(gvec_vsrl)(void *v1, const void *v2, uint64_t count, + uint32_t desc) +{ + s390_vec_shr(v1, v2, count); +} |