From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: qemu-arm@nongnu.org
Subject: [PATCH v5 27/81] target/arm: Implement SVE2 SQSHRUN, SQRSHRUN
Date: Fri, 16 Apr 2021 14:01:46 -0700 [thread overview]
Message-ID: <20210416210240.1591291-28-richard.henderson@linaro.org> (raw)
In-Reply-To: <20210416210240.1591291-1-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 | 35 ++++++++++++++
target/arm/translate-sve.c | 98 ++++++++++++++++++++++++++++++++++++++
4 files changed, 153 insertions(+)
diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h
index 2b2ebea631..2e80d9d27b 100644
--- a/target/arm/helper-sve.h
+++ b/target/arm/helper-sve.h
@@ -2460,6 +2460,22 @@ DEF_HELPER_FLAGS_3(sve2_rshrnt_h, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
DEF_HELPER_FLAGS_3(sve2_rshrnt_s, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
DEF_HELPER_FLAGS_3(sve2_rshrnt_d, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_sqshrunb_h, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_sqshrunb_s, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_sqshrunb_d, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_3(sve2_sqshrunt_h, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_sqshrunt_s, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_sqshrunt_d, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_3(sve2_sqrshrunb_h, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_sqrshrunb_s, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+DEF_HELPER_FLAGS_3(sve2_sqrshrunb_d, TCG_CALL_NO_RWG, void, ptr, ptr, i32)
+
+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_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 169486ecb2..18faa900ca 100644
--- a/target/arm/sve.decode
+++ b/target/arm/sve.decode
@@ -1288,6 +1288,10 @@ SQXTUNT 01000101 .. 1 ..... 010 101 ..... ..... @rd_rn_tszimm_shl
## SVE2 bitwise shift right narrow
# Bit 23 == 0 is handled by esz > 0 in the translator.
+SQSHRUNB 01000101 .. 1 ..... 00 0000 ..... ..... @rd_rn_tszimm_shr
+SQSHRUNT 01000101 .. 1 ..... 00 0001 ..... ..... @rd_rn_tszimm_shr
+SQRSHRUNB 01000101 .. 1 ..... 00 0010 ..... ..... @rd_rn_tszimm_shr
+SQRSHRUNT 01000101 .. 1 ..... 00 0011 ..... ..... @rd_rn_tszimm_shr
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
diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c
index 3f864da3ab..d6b6293ab0 100644
--- a/target/arm/sve_helper.c
+++ b/target/arm/sve_helper.c
@@ -1874,6 +1874,16 @@ static inline uint64_t do_urshr(uint64_t x, unsigned sh)
}
}
+static inline int64_t do_srshr(int64_t x, unsigned sh)
+{
+ if (likely(sh < 64)) {
+ return (x >> sh) + ((x >> (sh - 1)) & 1);
+ } else {
+ /* Rounding the sign bit always produces 0. */
+ return 0;
+ }
+}
+
DO_ZPZI(sve_asr_zpzi_b, int8_t, H1, DO_SHR)
DO_ZPZI(sve_asr_zpzi_h, int16_t, H1_2, DO_SHR)
DO_ZPZI(sve_asr_zpzi_s, int32_t, H1_4, DO_SHR)
@@ -1936,6 +1946,31 @@ DO_SHRNT(sve2_rshrnt_h, uint16_t, uint8_t, H1_2, H1, do_urshr)
DO_SHRNT(sve2_rshrnt_s, uint32_t, uint16_t, H1_4, H1_2, do_urshr)
DO_SHRNT(sve2_rshrnt_d, uint64_t, uint32_t, , H1_4, do_urshr)
+#define DO_SQSHRUN_H(x, sh) do_sat_bhs((int64_t)(x) >> sh, 0, UINT8_MAX)
+#define DO_SQSHRUN_S(x, sh) do_sat_bhs((int64_t)(x) >> sh, 0, UINT16_MAX)
+#define DO_SQSHRUN_D(x, sh) \
+ do_sat_bhs((int64_t)(x) >> (sh < 64 ? sh : 63), 0, UINT32_MAX)
+
+DO_SHRNB(sve2_sqshrunb_h, int16_t, uint8_t, DO_SQSHRUN_H)
+DO_SHRNB(sve2_sqshrunb_s, int32_t, uint16_t, DO_SQSHRUN_S)
+DO_SHRNB(sve2_sqshrunb_d, int64_t, uint32_t, DO_SQSHRUN_D)
+
+DO_SHRNT(sve2_sqshrunt_h, int16_t, uint8_t, H1_2, H1, DO_SQSHRUN_H)
+DO_SHRNT(sve2_sqshrunt_s, int32_t, uint16_t, H1_4, H1_2, DO_SQSHRUN_S)
+DO_SHRNT(sve2_sqshrunt_d, int64_t, uint32_t, , H1_4, DO_SQSHRUN_D)
+
+#define DO_SQRSHRUN_H(x, sh) do_sat_bhs(do_srshr(x, sh), 0, UINT8_MAX)
+#define DO_SQRSHRUN_S(x, sh) do_sat_bhs(do_srshr(x, sh), 0, UINT16_MAX)
+#define DO_SQRSHRUN_D(x, sh) do_sat_bhs(do_srshr(x, sh), 0, UINT32_MAX)
+
+DO_SHRNB(sve2_sqrshrunb_h, int16_t, uint8_t, DO_SQRSHRUN_H)
+DO_SHRNB(sve2_sqrshrunb_s, int32_t, uint16_t, DO_SQRSHRUN_S)
+DO_SHRNB(sve2_sqrshrunb_d, int64_t, uint32_t, DO_SQRSHRUN_D)
+
+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)
+
#undef DO_SHRNB
#undef DO_SHRNT
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index c1a081acaa..5ff6b8ffb6 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -6858,6 +6858,104 @@ static bool trans_RSHRNT(DisasContext *s, arg_rri_esz *a)
return do_sve2_shr_narrow(s, a, ops);
}
+static void gen_sqshrunb_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_sari_vec(vece, n, n, shr);
+ tcg_gen_dupi_vec(vece, t, 0);
+ tcg_gen_smax_vec(vece, n, n, t);
+ 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_SQSHRUNB(DisasContext *s, arg_rri_esz *a)
+{
+ static const TCGOpcode vec_list[] = {
+ INDEX_op_sari_vec, INDEX_op_smax_vec, INDEX_op_umin_vec, 0
+ };
+ static const GVecGen2i ops[3] = {
+ { .fniv = gen_sqshrunb_vec,
+ .opt_opc = vec_list,
+ .fno = gen_helper_sve2_sqshrunb_h,
+ .vece = MO_16 },
+ { .fniv = gen_sqshrunb_vec,
+ .opt_opc = vec_list,
+ .fno = gen_helper_sve2_sqshrunb_s,
+ .vece = MO_32 },
+ { .fniv = gen_sqshrunb_vec,
+ .opt_opc = vec_list,
+ .fno = gen_helper_sve2_sqshrunb_d,
+ .vece = MO_64 },
+ };
+ return do_sve2_shr_narrow(s, a, ops);
+}
+
+static void gen_sqshrunt_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_sari_vec(vece, n, n, shr);
+ tcg_gen_dupi_vec(vece, t, 0);
+ tcg_gen_smax_vec(vece, n, n, t);
+ 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_SQSHRUNT(DisasContext *s, arg_rri_esz *a)
+{
+ static const TCGOpcode vec_list[] = {
+ INDEX_op_shli_vec, INDEX_op_sari_vec,
+ INDEX_op_smax_vec, INDEX_op_umin_vec, 0
+ };
+ static const GVecGen2i ops[3] = {
+ { .fniv = gen_sqshrunt_vec,
+ .opt_opc = vec_list,
+ .load_dest = true,
+ .fno = gen_helper_sve2_sqshrunt_h,
+ .vece = MO_16 },
+ { .fniv = gen_sqshrunt_vec,
+ .opt_opc = vec_list,
+ .load_dest = true,
+ .fno = gen_helper_sve2_sqshrunt_s,
+ .vece = MO_32 },
+ { .fniv = gen_sqshrunt_vec,
+ .opt_opc = vec_list,
+ .load_dest = true,
+ .fno = gen_helper_sve2_sqshrunt_d,
+ .vece = MO_64 },
+ };
+ return do_sve2_shr_narrow(s, a, ops);
+}
+
+static bool trans_SQRSHRUNB(DisasContext *s, arg_rri_esz *a)
+{
+ static const GVecGen2i ops[3] = {
+ { .fno = gen_helper_sve2_sqrshrunb_h },
+ { .fno = gen_helper_sve2_sqrshrunb_s },
+ { .fno = gen_helper_sve2_sqrshrunb_d },
+ };
+ return do_sve2_shr_narrow(s, a, ops);
+}
+
+static bool trans_SQRSHRUNT(DisasContext *s, arg_rri_esz *a)
+{
+ static const GVecGen2i ops[3] = {
+ { .fno = gen_helper_sve2_sqrshrunt_h },
+ { .fno = gen_helper_sve2_sqrshrunt_s },
+ { .fno = gen_helper_sve2_sqrshrunt_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:[~2021-04-16 21:32 UTC|newest]
Thread overview: 84+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-16 21:01 [PATCH v5 for-6.1 00/81] target/arm: Implement SVE2 Richard Henderson
2021-04-16 21:01 ` [PATCH v5 01/81] target/arm: Add ID_AA64ZFR0 fields and isar_feature_aa64_sve2 Richard Henderson
2021-04-16 21:01 ` [PATCH v5 02/81] target/arm: Implement SVE2 Integer Multiply - Unpredicated Richard Henderson
2021-04-16 21:01 ` [PATCH v5 03/81] target/arm: Implement SVE2 integer pairwise add and accumulate long Richard Henderson
2021-04-16 21:01 ` [PATCH v5 04/81] target/arm: Implement SVE2 integer unary operations (predicated) Richard Henderson
2021-04-16 21:01 ` [PATCH v5 05/81] target/arm: Split out saturating/rounding shifts from neon Richard Henderson
2021-04-16 21:01 ` [PATCH v5 06/81] target/arm: Implement SVE2 saturating/rounding bitwise shift left (predicated) Richard Henderson
2021-04-16 21:01 ` [PATCH v5 07/81] target/arm: Implement SVE2 integer halving add/subtract (predicated) Richard Henderson
2021-04-16 21:01 ` [PATCH v5 08/81] target/arm: Implement SVE2 integer pairwise arithmetic Richard Henderson
2021-04-16 21:01 ` [PATCH v5 09/81] target/arm: Implement SVE2 saturating add/subtract (predicated) Richard Henderson
2021-04-16 21:01 ` [PATCH v5 10/81] target/arm: Implement SVE2 integer add/subtract long Richard Henderson
2021-04-16 21:01 ` [PATCH v5 11/81] target/arm: Implement SVE2 integer add/subtract interleaved long Richard Henderson
2021-04-16 21:01 ` [PATCH v5 12/81] target/arm: Implement SVE2 integer add/subtract wide Richard Henderson
2021-04-16 21:01 ` [PATCH v5 13/81] target/arm: Implement SVE2 integer multiply long Richard Henderson
2021-04-16 21:01 ` [PATCH v5 14/81] target/arm: Implement PMULLB and PMULLT Richard Henderson
2021-04-16 21:01 ` [PATCH v5 15/81] target/arm: Implement SVE2 bitwise shift left long Richard Henderson
2021-04-16 21:01 ` [PATCH v5 16/81] target/arm: Implement SVE2 bitwise exclusive-or interleaved Richard Henderson
2021-04-16 21:01 ` [PATCH v5 17/81] target/arm: Implement SVE2 bitwise permute Richard Henderson
2021-04-16 21:01 ` [PATCH v5 18/81] target/arm: Implement SVE2 complex integer add Richard Henderson
2021-04-16 21:01 ` [PATCH v5 19/81] target/arm: Implement SVE2 integer absolute difference and accumulate long Richard Henderson
2021-04-16 21:01 ` [PATCH v5 20/81] target/arm: Implement SVE2 integer add/subtract long with carry Richard Henderson
2021-04-16 21:01 ` [PATCH v5 21/81] target/arm: Implement SVE2 bitwise shift right and accumulate Richard Henderson
2021-04-16 21:01 ` [PATCH v5 22/81] target/arm: Implement SVE2 bitwise shift and insert Richard Henderson
2021-04-16 21:01 ` [PATCH v5 23/81] target/arm: Implement SVE2 integer absolute difference and accumulate Richard Henderson
2021-04-16 21:01 ` [PATCH v5 24/81] target/arm: Implement SVE2 saturating extract narrow Richard Henderson
2021-04-16 21:01 ` [PATCH v5 25/81] target/arm: Implement SVE2 floating-point pairwise Richard Henderson
2021-04-16 21:01 ` [PATCH v5 26/81] target/arm: Implement SVE2 SHRN, RSHRN Richard Henderson
2021-04-16 21:01 ` Richard Henderson [this message]
2021-04-16 21:01 ` [PATCH v5 28/81] target/arm: Implement SVE2 UQSHRN, UQRSHRN Richard Henderson
2021-04-16 21:01 ` [PATCH v5 29/81] target/arm: Implement SVE2 SQSHRN, SQRSHRN Richard Henderson
2021-04-16 21:01 ` [PATCH v5 30/81] target/arm: Implement SVE2 WHILEGT, WHILEGE, WHILEHI, WHILEHS Richard Henderson
2021-04-16 21:01 ` [PATCH v5 31/81] target/arm: Implement SVE2 WHILERW, WHILEWR Richard Henderson
2021-04-16 21:01 ` [PATCH v5 32/81] target/arm: Implement SVE2 bitwise ternary operations Richard Henderson
2021-04-16 21:01 ` [PATCH v5 33/81] target/arm: Implement SVE2 MATCH, NMATCH Richard Henderson
2021-04-16 21:01 ` [PATCH v5 34/81] target/arm: Implement SVE2 saturating multiply-add long Richard Henderson
2021-04-16 21:01 ` [PATCH v5 35/81] target/arm: Implement SVE2 saturating multiply-add high Richard Henderson
2021-04-16 21:01 ` [PATCH v5 36/81] target/arm: Implement SVE2 integer multiply-add long Richard Henderson
2021-04-16 21:01 ` [PATCH v5 37/81] target/arm: Implement SVE2 complex integer multiply-add Richard Henderson
2021-04-16 21:01 ` [PATCH v5 38/81] target/arm: Implement SVE2 ADDHNB, ADDHNT Richard Henderson
2021-04-16 21:01 ` [PATCH v5 39/81] target/arm: Implement SVE2 RADDHNB, RADDHNT Richard Henderson
2021-04-16 21:01 ` [PATCH v5 40/81] target/arm: Implement SVE2 SUBHNB, SUBHNT Richard Henderson
2021-04-16 21:02 ` [PATCH v5 41/81] target/arm: Implement SVE2 RSUBHNB, RSUBHNT Richard Henderson
2021-04-16 21:02 ` [PATCH v5 42/81] target/arm: Implement SVE2 HISTCNT, HISTSEG Richard Henderson
2021-04-16 21:02 ` [PATCH v5 43/81] target/arm: Implement SVE2 XAR Richard Henderson
2021-04-16 21:02 ` [PATCH v5 44/81] target/arm: Implement SVE2 scatter store insns Richard Henderson
2021-04-16 21:02 ` [PATCH v5 45/81] target/arm: Implement SVE2 gather load insns Richard Henderson
2021-04-16 21:02 ` [PATCH v5 46/81] target/arm: Implement SVE2 FMMLA Richard Henderson
2021-04-16 21:02 ` [PATCH v5 47/81] target/arm: Implement SVE2 SPLICE, EXT Richard Henderson
2021-04-16 21:02 ` [PATCH v5 48/81] target/arm: Pass separate addend to {U, S}DOT helpers Richard Henderson
2021-04-16 21:02 ` [PATCH v5 49/81] target/arm: Pass separate addend to FCMLA helpers Richard Henderson
2021-05-13 10:48 ` Peter Maydell
2021-04-16 21:02 ` [PATCH v5 50/81] target/arm: Split out formats for 2 vectors + 1 index Richard Henderson
2021-04-16 21:02 ` [PATCH v5 51/81] target/arm: Split out formats for 3 " Richard Henderson
2021-04-16 21:02 ` [PATCH v5 52/81] target/arm: Implement SVE2 integer multiply (indexed) Richard Henderson
2021-04-16 21:02 ` [PATCH v5 53/81] target/arm: Implement SVE2 integer multiply-add (indexed) Richard Henderson
2021-04-16 21:02 ` [PATCH v5 54/81] target/arm: Implement SVE2 saturating multiply-add high (indexed) Richard Henderson
2021-04-16 21:02 ` [PATCH v5 55/81] target/arm: Implement SVE2 saturating multiply-add (indexed) Richard Henderson
2021-04-16 21:02 ` [PATCH v5 56/81] target/arm: Implement SVE2 saturating multiply (indexed) Richard Henderson
2021-04-16 21:02 ` [PATCH v5 57/81] target/arm: Implement SVE2 signed saturating doubling multiply high Richard Henderson
2021-04-16 21:02 ` [PATCH v5 58/81] target/arm: Implement SVE2 saturating multiply high (indexed) Richard Henderson
2021-04-16 21:02 ` [PATCH v5 59/81] target/arm: Implement SVE mixed sign dot product (indexed) Richard Henderson
2021-04-16 21:02 ` [PATCH v5 60/81] target/arm: Implement SVE mixed sign dot product Richard Henderson
2021-04-16 21:02 ` [PATCH v5 61/81] target/arm: Implement SVE2 crypto unary operations Richard Henderson
2021-04-16 21:02 ` [PATCH v5 62/81] target/arm: Implement SVE2 crypto destructive binary operations Richard Henderson
2021-04-16 21:02 ` [PATCH v5 63/81] target/arm: Implement SVE2 crypto constructive " Richard Henderson
2021-04-16 21:02 ` [PATCH v5 64/81] target/arm: Implement SVE2 TBL, TBX Richard Henderson
2021-04-16 21:02 ` [PATCH v5 65/81] target/arm: Implement SVE2 FCVTNT Richard Henderson
2021-04-16 21:02 ` [PATCH v5 66/81] target/arm: Implement SVE2 FCVTLT Richard Henderson
2021-04-16 21:02 ` [PATCH v5 67/81] target/arm: Implement SVE2 FCVTXNT, FCVTX Richard Henderson
2021-04-16 21:02 ` [PATCH v5 68/81] target/arm: Implement SVE2 FLOGB Richard Henderson
2021-04-16 21:02 ` [PATCH v5 69/81] target/arm: Share table of sve load functions Richard Henderson
2021-04-16 21:02 ` [PATCH v5 70/81] target/arm: Implement SVE2 LD1RO Richard Henderson
2021-04-16 21:02 ` [PATCH v5 71/81] target/arm: Implement 128-bit ZIP, UZP, TRN Richard Henderson
2021-04-16 21:02 ` [PATCH v5 72/81] target/arm: Implement SVE2 bitwise shift immediate Richard Henderson
2021-04-16 21:02 ` [PATCH v5 73/81] target/arm: Implement SVE2 fp multiply-add long Richard Henderson
2021-04-16 21:02 ` [PATCH v5 74/81] target/arm: Implement aarch64 SUDOT, USDOT Richard Henderson
2021-04-16 21:02 ` [PATCH v5 75/81] target/arm: Split out do_neon_ddda_fpst Richard Henderson
2021-04-16 21:02 ` [PATCH v5 76/81] target/arm: Remove unused fpst from VDOT_scalar Richard Henderson
2021-04-16 21:02 ` [PATCH v5 77/81] target/arm: Fix decode for VDOT (indexed) Richard Henderson
2021-04-16 21:02 ` [PATCH v5 78/81] target/arm: Split decode of VSDOT and VUDOT Richard Henderson
2021-04-16 21:02 ` [PATCH v5 79/81] target/arm: Implement aarch32 VSUDOT, VUSDOT Richard Henderson
2021-04-16 21:18 ` [PATCH v5 80/81] target/arm: Implement integer matrix multiply accumulate Richard Henderson
2021-04-16 21:19 ` [PATCH v5 81/81] target/arm: Enable SVE2 and some extensions Richard Henderson
2021-04-16 22:46 ` [PATCH v5 for-6.1 00/81] target/arm: Implement SVE2 no-reply
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