diff options
Diffstat (limited to 'tcg/s390x')
| -rw-r--r-- | tcg/s390x/tcg-target.c.inc | 63 | ||||
| -rw-r--r-- | tcg/s390x/tcg-target.opc.h | 3 |
2 files changed, 66 insertions, 0 deletions
diff --git a/tcg/s390x/tcg-target.c.inc b/tcg/s390x/tcg-target.c.inc index 3b8fc62cd7..965d9ab54c 100644 --- a/tcg/s390x/tcg-target.c.inc +++ b/tcg/s390x/tcg-target.c.inc @@ -291,7 +291,10 @@ typedef enum S390Opcode { VRRc_VNO = 0xe76b, VRRc_VO = 0xe76a, VRRc_VOC = 0xe76f, + VRRc_VPKS = 0xe797, /* we leave the m5 cs field 0 */ VRRc_VS = 0xe7f7, + VRRa_VUPH = 0xe7d7, + VRRa_VUPL = 0xe7d6, VRRc_VX = 0xe76d, VRRf_VLVGP = 0xe762, @@ -2800,6 +2803,16 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc, } break; + case INDEX_op_s390_vuph_vec: + tcg_out_insn(s, VRRa, VUPH, a0, a1, vece); + break; + case INDEX_op_s390_vupl_vec: + tcg_out_insn(s, VRRa, VUPL, a0, a1, vece); + break; + case INDEX_op_s390_vpks_vec: + tcg_out_insn(s, VRRc, VPKS, a0, a1, a2, vece); + break; + case INDEX_op_mov_vec: /* Always emitted via tcg_out_mov. */ case INDEX_op_dup_vec: /* Always emitted via tcg_out_dup_vec. */ default: @@ -2842,6 +2855,9 @@ int tcg_can_emit_vec_op(TCGOpcode opc, TCGType type, unsigned vece) return -1; case INDEX_op_mul_vec: return vece < MO_64; + case INDEX_op_ssadd_vec: + case INDEX_op_sssub_vec: + return vece < MO_64 ? -1 : 0; default: return 0; } @@ -2897,6 +2913,43 @@ static void expand_vec_cmp(TCGType type, unsigned vece, TCGv_vec v0, } } +static void expand_vec_sat(TCGType type, unsigned vece, TCGv_vec v0, + TCGv_vec v1, TCGv_vec v2, TCGOpcode add_sub_opc) +{ + TCGv_vec h1 = tcg_temp_new_vec(type); + TCGv_vec h2 = tcg_temp_new_vec(type); + TCGv_vec l1 = tcg_temp_new_vec(type); + TCGv_vec l2 = tcg_temp_new_vec(type); + + tcg_debug_assert (vece < MO_64); + + /* Unpack with sign-extension. */ + vec_gen_2(INDEX_op_s390_vuph_vec, type, vece, + tcgv_vec_arg(h1), tcgv_vec_arg(v1)); + vec_gen_2(INDEX_op_s390_vuph_vec, type, vece, + tcgv_vec_arg(h2), tcgv_vec_arg(v2)); + + vec_gen_2(INDEX_op_s390_vupl_vec, type, vece, + tcgv_vec_arg(l1), tcgv_vec_arg(v1)); + vec_gen_2(INDEX_op_s390_vupl_vec, type, vece, + tcgv_vec_arg(l2), tcgv_vec_arg(v2)); + + /* Arithmetic on a wider element size. */ + vec_gen_3(add_sub_opc, type, vece + 1, tcgv_vec_arg(h1), + tcgv_vec_arg(h1), tcgv_vec_arg(h2)); + vec_gen_3(add_sub_opc, type, vece + 1, tcgv_vec_arg(l1), + tcgv_vec_arg(l1), tcgv_vec_arg(l2)); + + /* Pack with saturation. */ + vec_gen_3(INDEX_op_s390_vpks_vec, type, vece + 1, + tcgv_vec_arg(v0), tcgv_vec_arg(h1), tcgv_vec_arg(l1)); + + tcg_temp_free_vec(h1); + tcg_temp_free_vec(h2); + tcg_temp_free_vec(l1); + tcg_temp_free_vec(l2); +} + void tcg_expand_vec_op(TCGOpcode opc, TCGType type, unsigned vece, TCGArg a0, ...) { @@ -2920,6 +2973,13 @@ void tcg_expand_vec_op(TCGOpcode opc, TCGType type, unsigned vece, tcg_temp_free_vec(t0); break; + case INDEX_op_ssadd_vec: + expand_vec_sat(type, vece, v0, v1, v2, INDEX_op_add_vec); + break; + case INDEX_op_sssub_vec: + expand_vec_sat(type, vece, v0, v1, v2, INDEX_op_sub_vec); + break; + default: g_assert_not_reached(); } @@ -3080,6 +3140,8 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op) case INDEX_op_sari_vec: case INDEX_op_shli_vec: case INDEX_op_shri_vec: + case INDEX_op_s390_vuph_vec: + case INDEX_op_s390_vupl_vec: return C_O1_I1(v, v); case INDEX_op_add_vec: case INDEX_op_sub_vec: @@ -3099,6 +3161,7 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op) case INDEX_op_smin_vec: case INDEX_op_umax_vec: case INDEX_op_umin_vec: + case INDEX_op_s390_vpks_vec: return C_O1_I2(v, v, v); case INDEX_op_rotls_vec: case INDEX_op_shls_vec: diff --git a/tcg/s390x/tcg-target.opc.h b/tcg/s390x/tcg-target.opc.h index 67afc82a93..0eb2350fb3 100644 --- a/tcg/s390x/tcg-target.opc.h +++ b/tcg/s390x/tcg-target.opc.h @@ -10,3 +10,6 @@ * emitted by tcg_expand_vec_op. For those familiar with GCC internals, * consider these to be UNSPEC with names. */ +DEF(s390_vuph_vec, 1, 1, 0, IMPLVEC) +DEF(s390_vupl_vec, 1, 1, 0, IMPLVEC) +DEF(s390_vpks_vec, 1, 2, 0, IMPLVEC) |