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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org, qemu-arm@nongnu.org, alex.bennee@linaro.org
Subject: [PATCH v4 12/78] target/arm: Implement SVE2 integer add/subtract wide
Date: Tue,  9 Mar 2021 08:19:35 -0800	[thread overview]
Message-ID: <20210309162041.23124-13-richard.henderson@linaro.org> (raw)
In-Reply-To: <20210309162041.23124-1-richard.henderson@linaro.org>

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
v2: Fix select offsets (laurent desnogues).
---
 target/arm/helper-sve.h    | 16 ++++++++++++++++
 target/arm/sve.decode      | 12 ++++++++++++
 target/arm/sve_helper.c    | 30 ++++++++++++++++++++++++++++++
 target/arm/translate-sve.c | 20 ++++++++++++++++++++
 4 files changed, 78 insertions(+)

diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h
index a81297b387..3286a9c205 100644
--- a/target/arm/helper-sve.h
+++ b/target/arm/helper-sve.h
@@ -1391,6 +1391,22 @@ 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(sve2_saddw_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve2_saddw_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve2_saddw_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve2_ssubw_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve2_ssubw_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve2_ssubw_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve2_uaddw_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve2_uaddw_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve2_uaddw_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve2_usubw_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve2_usubw_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve2_usubw_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 12be0584a8..f6f21426ef 100644
--- a/target/arm/sve.decode
+++ b/target/arm/sve.decode
@@ -1184,3 +1184,15 @@ UABDLT          01000101 .. 0 ..... 00 1111 ..... .....  @rd_rn_rm
 SADDLBT         01000101 .. 0 ..... 1000 00 ..... .....  @rd_rn_rm
 SSUBLBT         01000101 .. 0 ..... 1000 10 ..... .....  @rd_rn_rm
 SSUBLTB         01000101 .. 0 ..... 1000 11 ..... .....  @rd_rn_rm
+
+## SVE2 integer add/subtract wide
+
+SADDWB          01000101 .. 0 ..... 010 000 ..... .....  @rd_rn_rm
+SADDWT          01000101 .. 0 ..... 010 001 ..... .....  @rd_rn_rm
+UADDWB          01000101 .. 0 ..... 010 010 ..... .....  @rd_rn_rm
+UADDWT          01000101 .. 0 ..... 010 011 ..... .....  @rd_rn_rm
+
+SSUBWB          01000101 .. 0 ..... 010 100 ..... .....  @rd_rn_rm
+SSUBWT          01000101 .. 0 ..... 010 101 ..... .....  @rd_rn_rm
+USUBWB          01000101 .. 0 ..... 010 110 ..... .....  @rd_rn_rm
+USUBWT          01000101 .. 0 ..... 010 111 ..... .....  @rd_rn_rm
diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c
index 8f22e025e6..5b7b8d27b8 100644
--- a/target/arm/sve_helper.c
+++ b/target/arm/sve_helper.c
@@ -1156,6 +1156,36 @@ DO_ZZZ_TB(sve2_uabdl_d, uint64_t, uint32_t,     , H1_4, DO_ABD)
 
 #undef DO_ZZZ_TB
 
+#define DO_ZZZ_WTB(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 sel2 = extract32(desc, SIMD_DATA_SHIFT, 1) * sizeof(TYPEN); \
+    for (i = 0; i < opr_sz; i += sizeof(TYPEW)) {              \
+        TYPEW nn = *(TYPEW *)(vn + HW(i));                     \
+        TYPEW mm = *(TYPEN *)(vm + HN(i + sel2));              \
+        *(TYPEW *)(vd + HW(i)) = OP(nn, mm);                   \
+    }                                                          \
+}
+
+DO_ZZZ_WTB(sve2_saddw_h, int16_t, int8_t, H1_2, H1, DO_ADD)
+DO_ZZZ_WTB(sve2_saddw_s, int32_t, int16_t, H1_4, H1_2, DO_ADD)
+DO_ZZZ_WTB(sve2_saddw_d, int64_t, int32_t,     , H1_4, DO_ADD)
+
+DO_ZZZ_WTB(sve2_ssubw_h, int16_t, int8_t, H1_2, H1, DO_SUB)
+DO_ZZZ_WTB(sve2_ssubw_s, int32_t, int16_t, H1_4, H1_2, DO_SUB)
+DO_ZZZ_WTB(sve2_ssubw_d, int64_t, int32_t,     , H1_4, DO_SUB)
+
+DO_ZZZ_WTB(sve2_uaddw_h, uint16_t, uint8_t, H1_2, H1, DO_ADD)
+DO_ZZZ_WTB(sve2_uaddw_s, uint32_t, uint16_t, H1_4, H1_2, DO_ADD)
+DO_ZZZ_WTB(sve2_uaddw_d, uint64_t, uint32_t,     , H1_4, DO_ADD)
+
+DO_ZZZ_WTB(sve2_usubw_h, uint16_t, uint8_t, H1_2, H1, DO_SUB)
+DO_ZZZ_WTB(sve2_usubw_s, uint32_t, uint16_t, H1_4, H1_2, DO_SUB)
+DO_ZZZ_WTB(sve2_usubw_d, uint64_t, uint32_t,     , H1_4, DO_SUB)
+
+#undef DO_ZZZ_WTB
+
 /* 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 105c70dc8c..e88787318c 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -6021,3 +6021,23 @@ DO_SVE2_ZZZ_TB(UABDLT, uabdl, true, true)
 DO_SVE2_ZZZ_TB(SADDLBT, saddl, false, true)
 DO_SVE2_ZZZ_TB(SSUBLBT, ssubl, false, true)
 DO_SVE2_ZZZ_TB(SSUBLTB, ssubl, true, false)
+
+#define DO_SVE2_ZZZ_WTB(NAME, name, 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);            \
+}
+
+DO_SVE2_ZZZ_WTB(SADDWB, saddw, false)
+DO_SVE2_ZZZ_WTB(SADDWT, saddw, true)
+DO_SVE2_ZZZ_WTB(SSUBWB, ssubw, false)
+DO_SVE2_ZZZ_WTB(SSUBWT, ssubw, true)
+
+DO_SVE2_ZZZ_WTB(UADDWB, uaddw, false)
+DO_SVE2_ZZZ_WTB(UADDWT, uaddw, true)
+DO_SVE2_ZZZ_WTB(USUBWB, usubw, false)
+DO_SVE2_ZZZ_WTB(USUBWT, usubw, true)
-- 
2.25.1



  parent reply	other threads:[~2021-03-09 17:15 UTC|newest]

Thread overview: 82+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-09 16:19 [PATCH v4 00/78] target/arm: Implement SVE2 Richard Henderson
2021-03-09 16:19 ` [PATCH v4 01/78] target/arm: Add ID_AA64ZFR0 fields and isar_feature_aa64_sve2 Richard Henderson
2021-03-09 16:19 ` [PATCH v4 02/78] target/arm: Implement SVE2 Integer Multiply - Unpredicated Richard Henderson
2021-03-09 16:19 ` [PATCH v4 03/78] target/arm: Implement SVE2 integer pairwise add and accumulate long Richard Henderson
2021-03-09 16:19 ` [PATCH v4 04/78] target/arm: Implement SVE2 integer unary operations (predicated) Richard Henderson
2021-03-09 16:19 ` [PATCH v4 05/78] target/arm: Split out saturating/rounding shifts from neon Richard Henderson
2021-03-09 16:19 ` [PATCH v4 06/78] target/arm: Implement SVE2 saturating/rounding bitwise shift left (predicated) Richard Henderson
2021-03-09 16:19 ` [PATCH v4 07/78] target/arm: Implement SVE2 integer halving add/subtract (predicated) Richard Henderson
2021-03-09 16:19 ` [PATCH v4 08/78] target/arm: Implement SVE2 integer pairwise arithmetic Richard Henderson
2021-03-09 16:19 ` [PATCH v4 09/78] target/arm: Implement SVE2 saturating add/subtract (predicated) Richard Henderson
2021-03-09 16:19 ` [PATCH v4 10/78] target/arm: Implement SVE2 integer add/subtract long Richard Henderson
2021-03-09 16:19 ` [PATCH v4 11/78] target/arm: Implement SVE2 integer add/subtract interleaved long Richard Henderson
2021-03-09 16:19 ` Richard Henderson [this message]
2021-03-09 16:19 ` [PATCH v4 13/78] target/arm: Implement SVE2 integer multiply long Richard Henderson
2021-03-09 16:19 ` [PATCH v4 14/78] target/arm: Implement PMULLB and PMULLT Richard Henderson
2021-03-09 16:19 ` [PATCH v4 15/78] target/arm: Implement SVE2 bitwise shift left long Richard Henderson
2021-03-09 16:19 ` [PATCH v4 16/78] target/arm: Implement SVE2 bitwise exclusive-or interleaved Richard Henderson
2021-03-09 16:19 ` [PATCH v4 17/78] target/arm: Implement SVE2 bitwise permute Richard Henderson
2021-03-09 16:19 ` [PATCH v4 18/78] target/arm: Implement SVE2 complex integer add Richard Henderson
2021-03-09 16:19 ` [PATCH v4 19/78] target/arm: Implement SVE2 integer absolute difference and accumulate long Richard Henderson
2021-03-09 16:19 ` [PATCH v4 20/78] target/arm: Implement SVE2 integer add/subtract long with carry Richard Henderson
2021-03-09 16:19 ` [PATCH v4 21/78] target/arm: Implement SVE2 bitwise shift right and accumulate Richard Henderson
2021-03-09 16:19 ` [PATCH v4 22/78] target/arm: Implement SVE2 bitwise shift and insert Richard Henderson
2021-03-09 16:19 ` [PATCH v4 23/78] target/arm: Implement SVE2 integer absolute difference and accumulate Richard Henderson
2021-03-09 16:19 ` [PATCH v4 24/78] target/arm: Implement SVE2 saturating extract narrow Richard Henderson
2021-03-09 16:19 ` [PATCH v4 25/78] target/arm: Implement SVE2 floating-point pairwise Richard Henderson
2021-03-09 16:19 ` [PATCH v4 26/78] target/arm: Implement SVE2 SHRN, RSHRN Richard Henderson
2021-03-09 16:19 ` [PATCH v4 27/78] target/arm: Implement SVE2 SQSHRUN, SQRSHRUN Richard Henderson
2021-03-09 16:19 ` [PATCH v4 28/78] target/arm: Implement SVE2 UQSHRN, UQRSHRN Richard Henderson
2021-03-09 16:19 ` [PATCH v4 29/78] target/arm: Implement SVE2 SQSHRN, SQRSHRN Richard Henderson
2021-03-09 16:19 ` [PATCH v4 30/78] target/arm: Implement SVE2 WHILEGT, WHILEGE, WHILEHI, WHILEHS Richard Henderson
2021-03-09 16:19 ` [PATCH v4 31/78] target/arm: Implement SVE2 WHILERW, WHILEWR Richard Henderson
2021-03-09 16:19 ` [PATCH v4 32/78] target/arm: Implement SVE2 bitwise ternary operations Richard Henderson
2021-03-09 16:19 ` [PATCH v4 33/78] target/arm: Implement SVE2 MATCH, NMATCH Richard Henderson
2021-03-09 16:19 ` [PATCH v4 34/78] target/arm: Implement SVE2 saturating multiply-add long Richard Henderson
2021-03-09 16:19 ` [PATCH v4 35/78] target/arm: Implement SVE2 saturating multiply-add high Richard Henderson
2021-03-09 16:19 ` [PATCH v4 36/78] target/arm: Implement SVE2 integer multiply-add long Richard Henderson
2021-03-09 16:20 ` [PATCH v4 37/78] target/arm: Implement SVE2 complex integer multiply-add Richard Henderson
2021-03-09 16:20 ` [PATCH v4 38/78] target/arm: Implement SVE2 ADDHNB, ADDHNT Richard Henderson
2021-03-09 16:20 ` [PATCH v4 39/78] target/arm: Implement SVE2 RADDHNB, RADDHNT Richard Henderson
2021-03-09 16:20 ` [PATCH v4 40/78] target/arm: Implement SVE2 SUBHNB, SUBHNT Richard Henderson
2021-03-09 16:20 ` [PATCH v4 41/78] target/arm: Implement SVE2 RSUBHNB, RSUBHNT Richard Henderson
2021-03-09 16:20 ` [PATCH v4 42/78] target/arm: Implement SVE2 HISTCNT, HISTSEG Richard Henderson
2021-03-09 16:20 ` [PATCH v4 43/78] target/arm: Implement SVE2 XAR Richard Henderson
2021-03-09 16:20 ` [PATCH v4 44/78] target/arm: Implement SVE2 scatter store insns Richard Henderson
2021-03-09 16:20 ` [PATCH v4 45/78] target/arm: Implement SVE2 gather load insns Richard Henderson
2021-03-09 16:20 ` [PATCH v4 46/78] target/arm: Implement SVE2 FMMLA Richard Henderson
2021-03-09 16:20 ` [PATCH v4 47/78] target/arm: Implement SVE2 SPLICE, EXT Richard Henderson
2021-03-09 16:20 ` [PATCH v4 48/78] target/arm: Pass separate addend to {U, S}DOT helpers Richard Henderson
2021-03-09 16:20 ` [PATCH v4 49/78] target/arm: Pass separate addend to FCMLA helpers Richard Henderson
2021-03-09 16:20 ` [PATCH v4 50/78] target/arm: Split out formats for 2 vectors + 1 index Richard Henderson
2021-03-09 16:20 ` [PATCH v4 51/78] target/arm: Split out formats for 3 " Richard Henderson
2021-03-09 16:20 ` [PATCH v4 52/78] target/arm: Implement SVE2 integer multiply (indexed) Richard Henderson
2021-03-09 16:20 ` [PATCH v4 53/78] target/arm: Implement SVE2 integer multiply-add (indexed) Richard Henderson
2021-03-09 16:20 ` [PATCH v4 54/78] target/arm: Implement SVE2 saturating multiply-add high (indexed) Richard Henderson
2021-03-09 16:20 ` [PATCH v4 55/78] target/arm: Implement SVE2 saturating multiply-add (indexed) Richard Henderson
2021-03-09 16:20 ` [PATCH v4 56/78] target/arm: Implement SVE2 integer multiply long (indexed) Richard Henderson
2021-03-09 16:20 ` [PATCH v4 57/78] target/arm: Implement SVE2 saturating multiply (indexed) Richard Henderson
2021-03-09 16:20 ` [PATCH v4 58/78] target/arm: Implement SVE2 signed saturating doubling multiply high Richard Henderson
2021-03-09 16:20 ` [PATCH v4 59/78] target/arm: Implement SVE2 saturating multiply high (indexed) Richard Henderson
2021-03-09 16:20 ` [PATCH v4 60/78] target/arm: Implement SVE2 multiply-add long (indexed) Richard Henderson
2021-03-09 16:20 ` [PATCH v4 61/78] target/arm: Implement SVE2 complex integer multiply-add (indexed) Richard Henderson
2021-03-09 16:20 ` [PATCH v4 62/78] target/arm: Implement SVE mixed sign dot product (indexed) Richard Henderson
2021-03-09 16:20 ` [PATCH v4 63/78] target/arm: Implement SVE mixed sign dot product Richard Henderson
2021-03-09 16:20 ` [PATCH v4 64/78] target/arm: Implement SVE2 crypto unary operations Richard Henderson
2021-03-09 16:20 ` [PATCH v4 65/78] target/arm: Implement SVE2 crypto destructive binary operations Richard Henderson
2021-03-09 16:20 ` [PATCH v4 66/78] target/arm: Implement SVE2 crypto constructive " Richard Henderson
2021-03-09 16:20 ` [PATCH v4 67/78] target/arm: Implement SVE2 TBL, TBX Richard Henderson
2021-03-09 16:20 ` [PATCH v4 68/78] target/arm: Implement SVE2 FCVTNT Richard Henderson
2021-03-09 16:20 ` [PATCH v4 69/78] target/arm: Implement SVE2 FCVTLT Richard Henderson
2021-03-09 16:20 ` [PATCH v4 70/78] target/arm: Implement SVE2 FCVTXNT, FCVTX Richard Henderson
2021-03-09 16:20 ` [PATCH v4 71/78] target/arm: Implement SVE2 FLOGB Richard Henderson
2021-03-09 16:20 ` [PATCH v4 72/78] target/arm: Share table of sve load functions Richard Henderson
2021-03-09 16:20 ` [PATCH v4 73/78] target/arm: Implement SVE2 LD1RO Richard Henderson
2021-03-09 16:20 ` [PATCH v4 74/78] target/arm: Implement 128-bit ZIP, UZP, TRN Richard Henderson
2021-03-09 16:20 ` [PATCH v4 75/78] target/arm: Implement SVE2 bitwise shift immediate Richard Henderson
2021-03-09 16:20 ` [PATCH v4 76/78] target/arm: Implement SVE2 fp multiply-add long Richard Henderson
2021-03-09 16:20 ` [PATCH v4 77/78] target/arm: Implement SVE2 complex integer dot product Richard Henderson
2021-03-09 16:20 ` [PATCH v4 78/78] target/arm: Enable SVE2 and some extensions Richard Henderson
2021-03-09 19:28 ` [PATCH v4 00/78] target/arm: Implement SVE2 no-reply
2021-03-10 20:17 ` Peter Maydell
2021-03-11  2:33   ` Richard Henderson

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