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 28/78] target/arm: Implement SVE2 UQSHRN, UQRSHRN
Date: Tue, 9 Mar 2021 08:19:51 -0800 [thread overview]
Message-ID: <20210309162041.23124-29-richard.henderson@linaro.org> (raw)
In-Reply-To: <20210309162041.23124-1-richard.henderson@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/arm/helper-sve.h | 16 +++++++
target/arm/sve.decode | 4 ++
target/arm/sve_helper.c | 24 ++++++++++
target/arm/translate-sve.c | 93 ++++++++++++++++++++++++++++++++++++++
4 files changed, 137 insertions(+)
diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h
index 2e80d9d27b..ba6a24fc8b 100644
--- a/target/arm/helper-sve.h
+++ b/target/arm/helper-sve.h
@@ -2476,6 +2476,22 @@ DEF_HELPER_FLAGS_3(sve2_sqrshrunt_h, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
DEF_HELPER_FLAGS_3(sve2_sqrshrunt_s, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
DEF_HELPER_FLAGS_3(sve2_sqrshrunt_d, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_uqshrnb_h, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_uqshrnb_s, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_uqshrnb_d, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_3(sve2_uqshrnt_h, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_uqshrnt_s, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_uqshrnt_d, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_3(sve2_uqrshrnb_h, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_uqrshrnb_s, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_uqrshrnb_d, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_3(sve2_uqrshrnt_h, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_uqrshrnt_s, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_uqrshrnt_d, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+
DEF_HELPER_FLAGS_6(sve2_faddp_zpzz_h, TCG_CALL_NO_RWG,
void, ptr, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_6(sve2_faddp_zpzz_s, TCG_CALL_NO_RWG,
diff --git a/target/arm/sve.decode b/target/arm/sve.decode
index 18faa900ca..13b5da0856 100644
--- a/target/arm/sve.decode
+++ b/target/arm/sve.decode
@@ -1296,6 +1296,10 @@ SHRNB 01000101 .. 1 ..... 00 0100 ..... ..... @rd_rn_tszimm_shr
SHRNT 01000101 .. 1 ..... 00 0101 ..... ..... @rd_rn_tszimm_shr
RSHRNB 01000101 .. 1 ..... 00 0110 ..... ..... @rd_rn_tszimm_shr
RSHRNT 01000101 .. 1 ..... 00 0111 ..... ..... @rd_rn_tszimm_shr
+UQSHRNB 01000101 .. 1 ..... 00 1100 ..... ..... @rd_rn_tszimm_shr
+UQSHRNT 01000101 .. 1 ..... 00 1101 ..... ..... @rd_rn_tszimm_shr
+UQRSHRNB 01000101 .. 1 ..... 00 1110 ..... ..... @rd_rn_tszimm_shr
+UQRSHRNT 01000101 .. 1 ..... 00 1111 ..... ..... @rd_rn_tszimm_shr
## SVE2 floating-point pairwise operations
diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c
index 96a4c76e94..83d3547f67 100644
--- a/target/arm/sve_helper.c
+++ b/target/arm/sve_helper.c
@@ -1971,6 +1971,30 @@ DO_SHRNT(sve2_sqrshrunt_h, int16_t, uint8_t, H1_2, H1, DO_SQRSHRUN_H)
DO_SHRNT(sve2_sqrshrunt_s, int32_t, uint16_t, H1_4, H1_2, DO_SQRSHRUN_S)
DO_SHRNT(sve2_sqrshrunt_d, int64_t, uint32_t, , H1_4, DO_SQRSHRUN_D)
+#define DO_UQSHRN_H(x, sh) MIN(x >> sh, UINT8_MAX)
+#define DO_UQSHRN_S(x, sh) MIN(x >> sh, UINT16_MAX)
+#define DO_UQSHRN_D(x, sh) MIN(x >> sh, UINT32_MAX)
+
+DO_SHRNB(sve2_uqshrnb_h, uint16_t, uint8_t, DO_UQSHRN_H)
+DO_SHRNB(sve2_uqshrnb_s, uint32_t, uint16_t, DO_UQSHRN_S)
+DO_SHRNB(sve2_uqshrnb_d, uint64_t, uint32_t, DO_UQSHRN_D)
+
+DO_SHRNT(sve2_uqshrnt_h, uint16_t, uint8_t, H1_2, H1, DO_UQSHRN_H)
+DO_SHRNT(sve2_uqshrnt_s, uint32_t, uint16_t, H1_4, H1_2, DO_UQSHRN_S)
+DO_SHRNT(sve2_uqshrnt_d, uint64_t, uint32_t, , H1_4, DO_UQSHRN_D)
+
+#define DO_UQRSHRN_H(x, sh) MIN(do_urshr(x, sh), UINT8_MAX)
+#define DO_UQRSHRN_S(x, sh) MIN(do_urshr(x, sh), UINT16_MAX)
+#define DO_UQRSHRN_D(x, sh) MIN(do_urshr(x, sh), UINT32_MAX)
+
+DO_SHRNB(sve2_uqrshrnb_h, uint16_t, uint8_t, DO_UQRSHRN_H)
+DO_SHRNB(sve2_uqrshrnb_s, uint32_t, uint16_t, DO_UQRSHRN_S)
+DO_SHRNB(sve2_uqrshrnb_d, uint64_t, uint32_t, DO_UQRSHRN_D)
+
+DO_SHRNT(sve2_uqrshrnt_h, uint16_t, uint8_t, H1_2, H1, DO_UQRSHRN_H)
+DO_SHRNT(sve2_uqrshrnt_s, uint32_t, uint16_t, H1_4, H1_2, DO_UQRSHRN_S)
+DO_SHRNT(sve2_uqrshrnt_d, uint64_t, uint32_t, , H1_4, DO_UQRSHRN_D)
+
#undef DO_SHRNB
#undef DO_SHRNT
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index fe247d758c..6a3c34a4fc 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -6957,6 +6957,99 @@ static bool trans_SQRSHRUNT(DisasContext *s, arg_rri_esz *a)
return do_sve2_shr_narrow(s, a, ops);
}
+static void gen_uqshrnb_vec(unsigned vece, TCGv_vec d,
+ TCGv_vec n, int64_t shr)
+{
+ TCGv_vec t = tcg_temp_new_vec_matching(d);
+ int halfbits = 4 << vece;
+
+ tcg_gen_shri_vec(vece, n, n, shr);
+ tcg_gen_dupi_vec(vece, t, MAKE_64BIT_MASK(0, halfbits));
+ tcg_gen_umin_vec(vece, d, n, t);
+ tcg_temp_free_vec(t);
+}
+
+static bool trans_UQSHRNB(DisasContext *s, arg_rri_esz *a)
+{
+ static const TCGOpcode vec_list[] = {
+ INDEX_op_shri_vec, INDEX_op_umin_vec, 0
+ };
+ static const GVecGen2i ops[3] = {
+ { .fniv = gen_uqshrnb_vec,
+ .opt_opc = vec_list,
+ .fno = gen_helper_sve2_uqshrnb_h,
+ .vece = MO_16 },
+ { .fniv = gen_uqshrnb_vec,
+ .opt_opc = vec_list,
+ .fno = gen_helper_sve2_uqshrnb_s,
+ .vece = MO_32 },
+ { .fniv = gen_uqshrnb_vec,
+ .opt_opc = vec_list,
+ .fno = gen_helper_sve2_uqshrnb_d,
+ .vece = MO_64 },
+ };
+ return do_sve2_shr_narrow(s, a, ops);
+}
+
+static void gen_uqshrnt_vec(unsigned vece, TCGv_vec d,
+ TCGv_vec n, int64_t shr)
+{
+ TCGv_vec t = tcg_temp_new_vec_matching(d);
+ int halfbits = 4 << vece;
+
+ tcg_gen_shri_vec(vece, n, n, shr);
+ tcg_gen_dupi_vec(vece, t, MAKE_64BIT_MASK(0, halfbits));
+ tcg_gen_umin_vec(vece, n, n, t);
+ tcg_gen_shli_vec(vece, n, n, halfbits);
+ tcg_gen_bitsel_vec(vece, d, t, d, n);
+ tcg_temp_free_vec(t);
+}
+
+static bool trans_UQSHRNT(DisasContext *s, arg_rri_esz *a)
+{
+ static const TCGOpcode vec_list[] = {
+ INDEX_op_shli_vec, INDEX_op_shri_vec, INDEX_op_umin_vec, 0
+ };
+ static const GVecGen2i ops[3] = {
+ { .fniv = gen_uqshrnt_vec,
+ .opt_opc = vec_list,
+ .load_dest = true,
+ .fno = gen_helper_sve2_uqshrnt_h,
+ .vece = MO_16 },
+ { .fniv = gen_uqshrnt_vec,
+ .opt_opc = vec_list,
+ .load_dest = true,
+ .fno = gen_helper_sve2_uqshrnt_s,
+ .vece = MO_32 },
+ { .fniv = gen_uqshrnt_vec,
+ .opt_opc = vec_list,
+ .load_dest = true,
+ .fno = gen_helper_sve2_uqshrnt_d,
+ .vece = MO_64 },
+ };
+ return do_sve2_shr_narrow(s, a, ops);
+}
+
+static bool trans_UQRSHRNB(DisasContext *s, arg_rri_esz *a)
+{
+ static const GVecGen2i ops[3] = {
+ { .fno = gen_helper_sve2_uqrshrnb_h },
+ { .fno = gen_helper_sve2_uqrshrnb_s },
+ { .fno = gen_helper_sve2_uqrshrnb_d },
+ };
+ return do_sve2_shr_narrow(s, a, ops);
+}
+
+static bool trans_UQRSHRNT(DisasContext *s, arg_rri_esz *a)
+{
+ static const GVecGen2i ops[3] = {
+ { .fno = gen_helper_sve2_uqrshrnt_h },
+ { .fno = gen_helper_sve2_uqrshrnt_s },
+ { .fno = gen_helper_sve2_uqrshrnt_d },
+ };
+ return do_sve2_shr_narrow(s, a, ops);
+}
+
static bool do_sve2_zpzz_fp(DisasContext *s, arg_rprr_esz *a,
gen_helper_gvec_4_ptr *fn)
{
--
2.25.1
next prev parent reply other threads:[~2021-03-09 17:50 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 ` [PATCH v4 12/78] target/arm: Implement SVE2 integer add/subtract wide Richard Henderson
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 ` Richard Henderson [this message]
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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