diff options
Diffstat (limited to 'target')
| -rw-r--r-- | target/s390x/helper.h | 6 | ||||
| -rw-r--r-- | target/s390x/insn-data.def | 2 | ||||
| -rw-r--r-- | target/s390x/translate_vx.inc.c | 34 | ||||
| -rw-r--r-- | target/s390x/vec_string_helper.c | 45 |
4 files changed, 87 insertions, 0 deletions
diff --git a/target/s390x/helper.h b/target/s390x/helper.h index fb50b404db..1f9f0b463b 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -230,6 +230,12 @@ DEF_HELPER_FLAGS_4(gvec_vfene32, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) DEF_HELPER_5(gvec_vfene_cc8, void, ptr, cptr, cptr, env, i32) DEF_HELPER_5(gvec_vfene_cc16, void, ptr, cptr, cptr, env, i32) DEF_HELPER_5(gvec_vfene_cc32, void, ptr, cptr, cptr, env, i32) +DEF_HELPER_FLAGS_3(gvec_vistr8, TCG_CALL_NO_RWG, void, ptr, cptr, i32) +DEF_HELPER_FLAGS_3(gvec_vistr16, TCG_CALL_NO_RWG, void, ptr, cptr, i32) +DEF_HELPER_FLAGS_3(gvec_vistr32, TCG_CALL_NO_RWG, void, ptr, cptr, i32) +DEF_HELPER_4(gvec_vistr_cc8, void, ptr, cptr, env, i32) +DEF_HELPER_4(gvec_vistr_cc16, void, ptr, cptr, env, i32) +DEF_HELPER_4(gvec_vistr_cc32, void, ptr, cptr, env, 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 d03c1ee0b3..b4a6b59608 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1199,6 +1199,8 @@ F(0xe780, VFEE, VRR_b, V, 0, 0, 0, 0, vfee, 0, IF_VEC) /* VECTOR FIND ELEMENT NOT EQUAL */ F(0xe781, VFENE, VRR_b, V, 0, 0, 0, 0, vfene, 0, IF_VEC) +/* VECTOR ISOLATE STRING */ + F(0xe75c, VISTR, VRR_a, V, 0, 0, 0, 0, vistr, 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 1ad0b62517..08a62eab52 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -188,6 +188,9 @@ static void get_vec_element_ptr_i64(TCGv_ptr ptr, uint8_t reg, TCGv_i64 enr, #define gen_gvec_2s(v1, v2, c, gen) \ tcg_gen_gvec_2s(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ 16, 16, c, gen) +#define gen_gvec_2_ool(v1, v2, data, fn) \ + tcg_gen_gvec_2_ool(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ + 16, 16, data, fn) #define gen_gvec_2i_ool(v1, v2, c, data, fn) \ tcg_gen_gvec_2i_ool(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ c, 16, 16, data, fn) @@ -2445,3 +2448,34 @@ static DisasJumpType op_vfene(DisasContext *s, DisasOps *o) } return DISAS_NEXT; } + +static DisasJumpType op_vistr(DisasContext *s, DisasOps *o) +{ + const uint8_t es = get_field(s->fields, m4); + const uint8_t m5 = get_field(s->fields, m5); + static gen_helper_gvec_2 * const g[3] = { + gen_helper_gvec_vistr8, + gen_helper_gvec_vistr16, + gen_helper_gvec_vistr32, + }; + static gen_helper_gvec_2_ptr * const g_cc[3] = { + gen_helper_gvec_vistr_cc8, + gen_helper_gvec_vistr_cc16, + gen_helper_gvec_vistr_cc32, + }; + + if (es > ES_32 || m5 & ~0x1) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + if (extract32(m5, 0, 1)) { + gen_gvec_2_ptr(get_field(s->fields, v1), get_field(s->fields, v2), + cpu_env, 0, g_cc[es]); + set_cc_static(s); + } else { + gen_gvec_2_ool(get_field(s->fields, v1), get_field(s->fields, v2), 0, + g[es]); + } + return DISAS_NEXT; +} diff --git a/target/s390x/vec_string_helper.c b/target/s390x/vec_string_helper.c index 0ee3470112..6bafa23bd7 100644 --- a/target/s390x/vec_string_helper.c +++ b/target/s390x/vec_string_helper.c @@ -283,3 +283,48 @@ void HELPER(gvec_vfene_cc##BITS)(void *v1, const void *v2, const void *v3, \ DEF_VFENE_CC_HELPER(8) DEF_VFENE_CC_HELPER(16) DEF_VFENE_CC_HELPER(32) + +static int vistr(void *v1, const void *v2, uint8_t es) +{ + const uint64_t mask = get_element_lsbs_mask(es); + uint64_t a0 = s390_vec_read_element64(v2, 0); + uint64_t a1 = s390_vec_read_element64(v2, 1); + uint64_t z; + int cc = 3; + + z = zero_search(a0, mask); + if (z) { + a0 &= ~(-1ull >> clz64(z)); + a1 = 0; + cc = 0; + } else { + z = zero_search(a1, mask); + if (z) { + a1 &= ~(-1ull >> clz64(z)); + cc = 0; + } + } + + s390_vec_write_element64(v1, 0, a0); + s390_vec_write_element64(v1, 1, a1); + return cc; +} + +#define DEF_VISTR_HELPER(BITS) \ +void HELPER(gvec_vistr##BITS)(void *v1, const void *v2, uint32_t desc) \ +{ \ + vistr(v1, v2, MO_##BITS); \ +} +DEF_VISTR_HELPER(8) +DEF_VISTR_HELPER(16) +DEF_VISTR_HELPER(32) + +#define DEF_VISTR_CC_HELPER(BITS) \ +void HELPER(gvec_vistr_cc##BITS)(void *v1, const void *v2, CPUS390XState *env, \ + uint32_t desc) \ +{ \ + env->cc_op = vistr(v1, v2, MO_##BITS); \ +} +DEF_VISTR_CC_HELPER(8) +DEF_VISTR_CC_HELPER(16) +DEF_VISTR_CC_HELPER(32) |