Signed-off-by: Richard Henderson <richard.hender...@linaro.org> --- v2: Fix select offsets (laurent desnogues). --- target/arm/helper-sve.h | 24 ++++++++++++++++++++ target/arm/sve.decode | 19 ++++++++++++++++ target/arm/sve_helper.c | 43 +++++++++++++++++++++++++++++++++++ target/arm/translate-sve.c | 46 ++++++++++++++++++++++++++++++++++++++ 4 files changed, 132 insertions(+)
diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h index ae06619d7d..676ddfbb2d 100644 --- a/target/arm/helper-sve.h +++ b/target/arm/helper-sve.h @@ -1367,6 +1367,30 @@ DEF_HELPER_FLAGS_5(sve_ftmad_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_5(sve_ftmad_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_5(sve_ftmad_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_saddl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_saddl_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_saddl_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_ssubl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_ssubl_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_ssubl_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_sabdl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sabdl_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sabdl_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_uaddl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_uaddl_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_uaddl_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_usubl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_usubl_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_usubl_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_uabdl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_uabdl_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_uabdl_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + DEF_HELPER_FLAGS_4(sve_ld1bb_r, TCG_CALL_NO_WG, void, env, ptr, tl, i32) DEF_HELPER_FLAGS_4(sve_ld2bb_r, TCG_CALL_NO_WG, void, env, ptr, tl, i32) DEF_HELPER_FLAGS_4(sve_ld3bb_r, TCG_CALL_NO_WG, void, env, ptr, tl, i32) diff --git a/target/arm/sve.decode b/target/arm/sve.decode index d018aef3dc..70712039e4 100644 --- a/target/arm/sve.decode +++ b/target/arm/sve.decode @@ -1159,3 +1159,22 @@ SUQADD 01000100 .. 011 100 100 ... ..... ..... @rdn_pg_rm USQADD 01000100 .. 011 101 100 ... ..... ..... @rdn_pg_rm SQSUB_zpzz 01000100 .. 011 110 100 ... ..... ..... @rdm_pg_rn # SQSUBR UQSUB_zpzz 01000100 .. 011 111 100 ... ..... ..... @rdm_pg_rn # UQSUBR + +#### SVE2 Widening Integer Arithmetic + +## SVE2 integer add/subtract long + +SADDLB 01000101 .. 0 ..... 00 0000 ..... ..... @rd_rn_rm +SADDLT 01000101 .. 0 ..... 00 0001 ..... ..... @rd_rn_rm +UADDLB 01000101 .. 0 ..... 00 0010 ..... ..... @rd_rn_rm +UADDLT 01000101 .. 0 ..... 00 0011 ..... ..... @rd_rn_rm + +SSUBLB 01000101 .. 0 ..... 00 0100 ..... ..... @rd_rn_rm +SSUBLT 01000101 .. 0 ..... 00 0101 ..... ..... @rd_rn_rm +USUBLB 01000101 .. 0 ..... 00 0110 ..... ..... @rd_rn_rm +USUBLT 01000101 .. 0 ..... 00 0111 ..... ..... @rd_rn_rm + +SABDLB 01000101 .. 0 ..... 00 1100 ..... ..... @rd_rn_rm +SABDLT 01000101 .. 0 ..... 00 1101 ..... ..... @rd_rn_rm +UABDLB 01000101 .. 0 ..... 00 1110 ..... ..... @rd_rn_rm +UABDLT 01000101 .. 0 ..... 00 1111 ..... ..... @rd_rn_rm diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c index d3c7e0e03c..ca39b0f6f1 100644 --- a/target/arm/sve_helper.c +++ b/target/arm/sve_helper.c @@ -1113,6 +1113,49 @@ DO_ZZW(sve_lsl_zzw_s, uint32_t, uint64_t, H1_4, DO_LSL) #undef DO_ZPZ #undef DO_ZPZ_D +/* + * Three-operand expander, unpredicated, in which the two inputs are + * selected from the top or bottom half of the wide column. + */ +#define DO_ZZZ_TB(NAME, TYPEW, TYPEN, HW, HN, OP) \ +void HELPER(NAME)(void *vd, void *vn, void *vm, uint32_t desc) \ +{ \ + intptr_t i, opr_sz = simd_oprsz(desc); \ + int sel1 = extract32(desc, SIMD_DATA_SHIFT, 1) * sizeof(TYPEN); \ + int sel2 = extract32(desc, SIMD_DATA_SHIFT + 1, 1) * sizeof(TYPEN); \ + for (i = 0; i < opr_sz; i += sizeof(TYPEW)) { \ + TYPEW nn = *(TYPEN *)(vn + HN(i + sel1)); \ + TYPEW mm = *(TYPEN *)(vm + HN(i + sel2)); \ + *(TYPEW *)(vd + HW(i)) = OP(nn, mm); \ + } \ +} + +DO_ZZZ_TB(sve2_saddl_h, int16_t, int8_t, H1_2, H1, DO_ADD) +DO_ZZZ_TB(sve2_saddl_s, int32_t, int16_t, H1_4, H1_2, DO_ADD) +DO_ZZZ_TB(sve2_saddl_d, int64_t, int32_t, , H1_4, DO_ADD) + +DO_ZZZ_TB(sve2_ssubl_h, int16_t, int8_t, H1_2, H1, DO_SUB) +DO_ZZZ_TB(sve2_ssubl_s, int32_t, int16_t, H1_4, H1_2, DO_SUB) +DO_ZZZ_TB(sve2_ssubl_d, int64_t, int32_t, , H1_4, DO_SUB) + +DO_ZZZ_TB(sve2_sabdl_h, int16_t, int8_t, H1_2, H1, DO_ABD) +DO_ZZZ_TB(sve2_sabdl_s, int32_t, int16_t, H1_4, H1_2, DO_ABD) +DO_ZZZ_TB(sve2_sabdl_d, int64_t, int32_t, , H1_4, DO_ABD) + +DO_ZZZ_TB(sve2_uaddl_h, uint16_t, uint8_t, H1_2, H1, DO_ADD) +DO_ZZZ_TB(sve2_uaddl_s, uint32_t, uint16_t, H1_4, H1_2, DO_ADD) +DO_ZZZ_TB(sve2_uaddl_d, uint64_t, uint32_t, , H1_4, DO_ADD) + +DO_ZZZ_TB(sve2_usubl_h, uint16_t, uint8_t, H1_2, H1, DO_SUB) +DO_ZZZ_TB(sve2_usubl_s, uint32_t, uint16_t, H1_4, H1_2, DO_SUB) +DO_ZZZ_TB(sve2_usubl_d, uint64_t, uint32_t, , H1_4, DO_SUB) + +DO_ZZZ_TB(sve2_uabdl_h, uint16_t, uint8_t, H1_2, H1, DO_ABD) +DO_ZZZ_TB(sve2_uabdl_s, uint32_t, uint16_t, H1_4, H1_2, DO_ABD) +DO_ZZZ_TB(sve2_uabdl_d, uint64_t, uint32_t, , H1_4, DO_ABD) + +#undef DO_ZZZ_TB + /* Two-operand reduction expander, controlled by a predicate. * The difference between TYPERED and TYPERET has to do with * sign-extension. E.g. for SMAX, TYPERED must be signed, diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index f3e979bfb7..cbbce6a3e2 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -5980,3 +5980,49 @@ DO_SVE2_ZPZZ(SQSUB_zpzz, sqsub) DO_SVE2_ZPZZ(UQSUB_zpzz, uqsub) DO_SVE2_ZPZZ(SUQADD, suqadd) DO_SVE2_ZPZZ(USQADD, usqadd) + +/* + * SVE2 Widening Integer Arithmetic + */ + +static bool do_sve2_zzw_ool(DisasContext *s, arg_rrr_esz *a, + gen_helper_gvec_3 *fn, int data) +{ + if (fn == NULL || !dc_isar_feature(aa64_sve2, s)) { + return false; + } + if (sve_access_check(s)) { + unsigned vsz = vec_full_reg_size(s); + tcg_gen_gvec_3_ool(vec_full_reg_offset(s, a->rd), + vec_full_reg_offset(s, a->rn), + vec_full_reg_offset(s, a->rm), + vsz, vsz, data, fn); + } + return true; +} + +#define DO_SVE2_ZZZ_TB(NAME, name, SEL1, SEL2) \ +static bool trans_##NAME(DisasContext *s, arg_rrr_esz *a) \ +{ \ + static gen_helper_gvec_3 * const fns[4] = { \ + NULL, gen_helper_sve2_##name##_h, \ + gen_helper_sve2_##name##_s, gen_helper_sve2_##name##_d, \ + }; \ + return do_sve2_zzw_ool(s, a, fns[a->esz], (SEL2 << 1) | SEL1); \ +} + +DO_SVE2_ZZZ_TB(SADDLB, saddl, false, false) +DO_SVE2_ZZZ_TB(SSUBLB, ssubl, false, false) +DO_SVE2_ZZZ_TB(SABDLB, sabdl, false, false) + +DO_SVE2_ZZZ_TB(UADDLB, uaddl, false, false) +DO_SVE2_ZZZ_TB(USUBLB, usubl, false, false) +DO_SVE2_ZZZ_TB(UABDLB, uabdl, false, false) + +DO_SVE2_ZZZ_TB(SADDLT, saddl, true, true) +DO_SVE2_ZZZ_TB(SSUBLT, ssubl, true, true) +DO_SVE2_ZZZ_TB(SABDLT, sabdl, true, true) + +DO_SVE2_ZZZ_TB(UADDLT, uaddl, true, true) +DO_SVE2_ZZZ_TB(USUBLT, usubl, true, true) +DO_SVE2_ZZZ_TB(UABDLT, uabdl, true, true) -- 2.25.1