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[125.228.20.175]) by smtp.gmail.com with ESMTPSA id gw10-20020a17090b0a4a00b00262fc84b931sm8381793pjb.44.2023.07.11.09.59.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jul 2023 09:59:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1689094789; x=1691686789; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=xP1v53bVlniDK/cbTMRrkp4x2VASuoKHGzc+8JeIlWg=; b=VwmE7j+RXxvnfKze1YLe8LxR9oaTk5pFnS822SPuhFDI0a0HOL8nCLHPO3vAnwK9Sd 6qr++wLqYg1AayeLd5hOLc4O0USVKSQ1rt25wRv0VtFtOlOSq1m9uvEEMQlPDHzhVJUg JQm0DaNrG8lOokyzPj/neO5SsAQ7XoIeJ6JG1QVjRIRTPYciCPu/K7D2zfMNPG/RAwFK cbphWUEAbdf3Ws+d6uq3MCWvThzd6AkiOcvvtIEWqD0s7Q7IZDKnZiJObKECI0wt9BX4 Fuaruz0mIarrcEVeehH7ydLF9yqHY4THuVRxQJMu6cGAxVQnri/HhKnz1RrcEIptXK5h lhZQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689094789; x=1691686789; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=xP1v53bVlniDK/cbTMRrkp4x2VASuoKHGzc+8JeIlWg=; b=NUbXcfiOdgIKadTzUhNNDOKh22nG/T18OiGNMobW8MZl1lalqDoGe1qQCdbea8fc7I 9ZTDZNthyQiris3B1zfv15WQqZujE3hboNlBQpDgLtlek/lfJ6iKXDWJNok/Ex3VP3pG jqS/+iUHO+9ZYiVOS7CaGx2//+8vcdfgkbeLGqDfsfOYRrWatYes2kLqurTZ7dguM94m oBX+RWPgXkhAflgt1+YGYsgcpw8tktj+bi99NhneyTvsZ6hjeaXQVICf8G4RGtkwvtJE 57qkRv0w8oPlseahFpWgaDiRFFw3jVVo1OGG4NM/LWW7PzXpnPnQVpXQoJj3eYL04fXF RjUQ== X-Gm-Message-State: ABy/qLZBIyRqDPkw289Cec7xwunyiNFrFzP7Tt/W4Gi/glbhUflxHfTo +fOeQ8rYA98qGOZAZOnTDt8QpgnrZlg+U3fnBQycpU/TGJTnYEcLcMDRERx47GmlnIO9HAkQeda 0sCBLxs6dGnzMcD+4XgW9SgGf3YZfkXNiSeZH7LYRZyXhKr68yp5eAUuNi1/5tbFU+QXA3i0f3w zmKQg= X-Google-Smtp-Source: APBJJlEfNGB4V9tYCpp5rEtNwgX/yfPbNYsWbf9mavuI28xQfGUHfXZiYUTu7xQTdCZsFGxBITYUZw== X-Received: by 2002:a17:90a:d18e:b0:263:11fb:61ca with SMTP id fu14-20020a17090ad18e00b0026311fb61camr11287425pjb.48.1689094788687; Tue, 11 Jul 2023 09:59:48 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: dbarboza@ventanamicro.com, alistair23@gmail.com, Kiran Ostrolenk , Weiwei Li , Max Chou , Palmer Dabbelt , Alistair Francis , Bin Meng , Liu Zhiwei Subject: [PATCH v8 01/15] target/riscv: Refactor some of the generic vector functionality Date: Wed, 12 Jul 2023 00:59:00 +0800 Message-Id: <20230711165917.2629866-2-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230711165917.2629866-1-max.chou@sifive.com> References: <20230711165917.2629866-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::533; envelope-from=max.chou@sifive.com; helo=mail-pg1-x533.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1689094856575100009 Content-Type: text/plain; charset="utf-8" From: Kiran Ostrolenk Take some functions/macros out of `vector_helper` and put them in a new module called `vector_internals`. This ensures they can be used by both vector and vector-crypto helpers (latter implemented in proceeding commits). Signed-off-by: Kiran Ostrolenk Reviewed-by: Weiwei Li Signed-off-by: Max Chou Acked-by: Alistair Francis --- target/riscv/meson.build | 1 + target/riscv/vector_helper.c | 201 +------------------------------- target/riscv/vector_internals.c | 81 +++++++++++++ target/riscv/vector_internals.h | 182 +++++++++++++++++++++++++++++ 4 files changed, 265 insertions(+), 200 deletions(-) create mode 100644 target/riscv/vector_internals.c create mode 100644 target/riscv/vector_internals.h diff --git a/target/riscv/meson.build b/target/riscv/meson.build index 7f56c5f88d4..c3801ee5e04 100644 --- a/target/riscv/meson.build +++ b/target/riscv/meson.build @@ -16,6 +16,7 @@ riscv_ss.add(files( 'gdbstub.c', 'op_helper.c', 'vector_helper.c', + 'vector_internals.c', 'bitmanip_helper.c', 'translate.c', 'm128_helper.c', diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 71bb9b4457b..6434fd2f7e8 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -26,6 +26,7 @@ #include "fpu/softfloat.h" #include "tcg/tcg-gvec-desc.h" #include "internals.h" +#include "vector_internals.h" #include =20 target_ulong HELPER(vsetvl)(CPURISCVState *env, target_ulong s1, @@ -72,68 +73,6 @@ target_ulong HELPER(vsetvl)(CPURISCVState *env, target_u= long s1, return vl; } =20 -/* - * Note that vector data is stored in host-endian 64-bit chunks, - * so addressing units smaller than that needs a host-endian fixup. - */ -#if HOST_BIG_ENDIAN -#define H1(x) ((x) ^ 7) -#define H1_2(x) ((x) ^ 6) -#define H1_4(x) ((x) ^ 4) -#define H2(x) ((x) ^ 3) -#define H4(x) ((x) ^ 1) -#define H8(x) ((x)) -#else -#define H1(x) (x) -#define H1_2(x) (x) -#define H1_4(x) (x) -#define H2(x) (x) -#define H4(x) (x) -#define H8(x) (x) -#endif - -static inline uint32_t vext_nf(uint32_t desc) -{ - return FIELD_EX32(simd_data(desc), VDATA, NF); -} - -static inline uint32_t vext_vm(uint32_t desc) -{ - return FIELD_EX32(simd_data(desc), VDATA, VM); -} - -/* - * Encode LMUL to lmul as following: - * LMUL vlmul lmul - * 1 000 0 - * 2 001 1 - * 4 010 2 - * 8 011 3 - * - 100 - - * 1/8 101 -3 - * 1/4 110 -2 - * 1/2 111 -1 - */ -static inline int32_t vext_lmul(uint32_t desc) -{ - return sextract32(FIELD_EX32(simd_data(desc), VDATA, LMUL), 0, 3); -} - -static inline uint32_t vext_vta(uint32_t desc) -{ - return FIELD_EX32(simd_data(desc), VDATA, VTA); -} - -static inline uint32_t vext_vma(uint32_t desc) -{ - return FIELD_EX32(simd_data(desc), VDATA, VMA); -} - -static inline uint32_t vext_vta_all_1s(uint32_t desc) -{ - return FIELD_EX32(simd_data(desc), VDATA, VTA_ALL_1S); -} - /* * Get the maximum number of elements can be operated. * @@ -152,21 +91,6 @@ static inline uint32_t vext_max_elems(uint32_t desc, ui= nt32_t log2_esz) return scale < 0 ? vlenb >> -scale : vlenb << scale; } =20 -/* - * Get number of total elements, including prestart, body and tail element= s. - * Note that when LMUL < 1, the tail includes the elements past VLMAX that - * are held in the same vector register. - */ -static inline uint32_t vext_get_total_elems(CPURISCVState *env, uint32_t d= esc, - uint32_t esz) -{ - uint32_t vlenb =3D simd_maxsz(desc); - uint32_t sew =3D 1 << FIELD_EX64(env->vtype, VTYPE, VSEW); - int8_t emul =3D ctzl(esz) - ctzl(sew) + vext_lmul(desc) < 0 ? 0 : - ctzl(esz) - ctzl(sew) + vext_lmul(desc); - return (vlenb << emul) / esz; -} - static inline target_ulong adjust_addr(CPURISCVState *env, target_ulong ad= dr) { return (addr & ~env->cur_pmmask) | env->cur_pmbase; @@ -199,20 +123,6 @@ static void probe_pages(CPURISCVState *env, target_ulo= ng addr, } } =20 -/* set agnostic elements to 1s */ -static void vext_set_elems_1s(void *base, uint32_t is_agnostic, uint32_t c= nt, - uint32_t tot) -{ - if (is_agnostic =3D=3D 0) { - /* policy undisturbed */ - return; - } - if (tot - cnt =3D=3D 0) { - return; - } - memset(base + cnt, -1, tot - cnt); -} - static inline void vext_set_elem_mask(void *v0, int index, uint8_t value) { @@ -222,18 +132,6 @@ static inline void vext_set_elem_mask(void *v0, int in= dex, ((uint64_t *)v0)[idx] =3D deposit64(old, pos, 1, value); } =20 -/* - * Earlier designs (pre-0.9) had a varying number of bits - * per mask value (MLEN). In the 0.9 design, MLEN=3D1. - * (Section 4.5) - */ -static inline int vext_elem_mask(void *v0, int index) -{ - int idx =3D index / 64; - int pos =3D index % 64; - return (((uint64_t *)v0)[idx] >> pos) & 1; -} - /* elements operations for load and store */ typedef void vext_ldst_elem_fn(CPURISCVState *env, target_ulong addr, uint32_t idx, void *vd, uintptr_t retaddr); @@ -728,18 +626,11 @@ GEN_VEXT_ST_WHOLE(vs8r_v, int8_t, ste_b) * Vector Integer Arithmetic Instructions */ =20 -/* expand macro args before macro */ -#define RVVCALL(macro, ...) macro(__VA_ARGS__) - /* (TD, T1, T2, TX1, TX2) */ #define OP_SSS_B int8_t, int8_t, int8_t, int8_t, int8_t #define OP_SSS_H int16_t, int16_t, int16_t, int16_t, int16_t #define OP_SSS_W int32_t, int32_t, int32_t, int32_t, int32_t #define OP_SSS_D int64_t, int64_t, int64_t, int64_t, int64_t -#define OP_UUU_B uint8_t, uint8_t, uint8_t, uint8_t, uint8_t -#define OP_UUU_H uint16_t, uint16_t, uint16_t, uint16_t, uint16_t -#define OP_UUU_W uint32_t, uint32_t, uint32_t, uint32_t, uint32_t -#define OP_UUU_D uint64_t, uint64_t, uint64_t, uint64_t, uint64_t #define OP_SUS_B int8_t, uint8_t, int8_t, uint8_t, int8_t #define OP_SUS_H int16_t, uint16_t, int16_t, uint16_t, int16_t #define OP_SUS_W int32_t, uint32_t, int32_t, uint32_t, int32_t @@ -763,16 +654,6 @@ GEN_VEXT_ST_WHOLE(vs8r_v, int8_t, ste_b) #define NOP_UUU_H uint16_t, uint16_t, uint32_t, uint16_t, uint32_t #define NOP_UUU_W uint32_t, uint32_t, uint64_t, uint32_t, uint64_t =20 -/* operation of two vector elements */ -typedef void opivv2_fn(void *vd, void *vs1, void *vs2, int i); - -#define OPIVV2(NAME, TD, T1, T2, TX1, TX2, HD, HS1, HS2, OP) \ -static void do_##NAME(void *vd, void *vs1, void *vs2, int i) \ -{ \ - TX1 s1 =3D *((T1 *)vs1 + HS1(i)); \ - TX2 s2 =3D *((T2 *)vs2 + HS2(i)); \ - *((TD *)vd + HD(i)) =3D OP(s2, s1); \ -} #define DO_SUB(N, M) (N - M) #define DO_RSUB(N, M) (M - N) =20 @@ -785,40 +666,6 @@ RVVCALL(OPIVV2, vsub_vv_h, OP_SSS_H, H2, H2, H2, DO_SU= B) RVVCALL(OPIVV2, vsub_vv_w, OP_SSS_W, H4, H4, H4, DO_SUB) RVVCALL(OPIVV2, vsub_vv_d, OP_SSS_D, H8, H8, H8, DO_SUB) =20 -static void do_vext_vv(void *vd, void *v0, void *vs1, void *vs2, - CPURISCVState *env, uint32_t desc, - opivv2_fn *fn, uint32_t esz) -{ - uint32_t vm =3D vext_vm(desc); - uint32_t vl =3D env->vl; - uint32_t total_elems =3D vext_get_total_elems(env, desc, esz); - uint32_t vta =3D vext_vta(desc); - uint32_t vma =3D vext_vma(desc); - uint32_t i; - - for (i =3D env->vstart; i < vl; i++) { - if (!vm && !vext_elem_mask(v0, i)) { - /* set masked-off elements to 1s */ - vext_set_elems_1s(vd, vma, i * esz, (i + 1) * esz); - continue; - } - fn(vd, vs1, vs2, i); - } - env->vstart =3D 0; - /* set tail elements to 1s */ - vext_set_elems_1s(vd, vta, vl * esz, total_elems * esz); -} - -/* generate the helpers for OPIVV */ -#define GEN_VEXT_VV(NAME, ESZ) \ -void HELPER(NAME)(void *vd, void *v0, void *vs1, \ - void *vs2, CPURISCVState *env, \ - uint32_t desc) \ -{ \ - do_vext_vv(vd, v0, vs1, vs2, env, desc, \ - do_##NAME, ESZ); \ -} - GEN_VEXT_VV(vadd_vv_b, 1) GEN_VEXT_VV(vadd_vv_h, 2) GEN_VEXT_VV(vadd_vv_w, 4) @@ -828,18 +675,6 @@ GEN_VEXT_VV(vsub_vv_h, 2) GEN_VEXT_VV(vsub_vv_w, 4) GEN_VEXT_VV(vsub_vv_d, 8) =20 -typedef void opivx2_fn(void *vd, target_long s1, void *vs2, int i); - -/* - * (T1)s1 gives the real operator type. - * (TX1)(T1)s1 expands the operator type of widen or narrow operations. - */ -#define OPIVX2(NAME, TD, T1, T2, TX1, TX2, HD, HS2, OP) \ -static void do_##NAME(void *vd, target_long s1, void *vs2, int i) \ -{ \ - TX2 s2 =3D *((T2 *)vs2 + HS2(i)); \ - *((TD *)vd + HD(i)) =3D OP(s2, (TX1)(T1)s1); \ -} =20 RVVCALL(OPIVX2, vadd_vx_b, OP_SSS_B, H1, H1, DO_ADD) RVVCALL(OPIVX2, vadd_vx_h, OP_SSS_H, H2, H2, DO_ADD) @@ -854,40 +689,6 @@ RVVCALL(OPIVX2, vrsub_vx_h, OP_SSS_H, H2, H2, DO_RSUB) RVVCALL(OPIVX2, vrsub_vx_w, OP_SSS_W, H4, H4, DO_RSUB) RVVCALL(OPIVX2, vrsub_vx_d, OP_SSS_D, H8, H8, DO_RSUB) =20 -static void do_vext_vx(void *vd, void *v0, target_long s1, void *vs2, - CPURISCVState *env, uint32_t desc, - opivx2_fn fn, uint32_t esz) -{ - uint32_t vm =3D vext_vm(desc); - uint32_t vl =3D env->vl; - uint32_t total_elems =3D vext_get_total_elems(env, desc, esz); - uint32_t vta =3D vext_vta(desc); - uint32_t vma =3D vext_vma(desc); - uint32_t i; - - for (i =3D env->vstart; i < vl; i++) { - if (!vm && !vext_elem_mask(v0, i)) { - /* set masked-off elements to 1s */ - vext_set_elems_1s(vd, vma, i * esz, (i + 1) * esz); - continue; - } - fn(vd, s1, vs2, i); - } - env->vstart =3D 0; - /* set tail elements to 1s */ - vext_set_elems_1s(vd, vta, vl * esz, total_elems * esz); -} - -/* generate the helpers for OPIVX */ -#define GEN_VEXT_VX(NAME, ESZ) \ -void HELPER(NAME)(void *vd, void *v0, target_ulong s1, \ - void *vs2, CPURISCVState *env, \ - uint32_t desc) \ -{ \ - do_vext_vx(vd, v0, s1, vs2, env, desc, \ - do_##NAME, ESZ); \ -} - GEN_VEXT_VX(vadd_vx_b, 1) GEN_VEXT_VX(vadd_vx_h, 2) GEN_VEXT_VX(vadd_vx_w, 4) diff --git a/target/riscv/vector_internals.c b/target/riscv/vector_internal= s.c new file mode 100644 index 00000000000..9cf5c17cdea --- /dev/null +++ b/target/riscv/vector_internals.c @@ -0,0 +1,81 @@ +/* + * RISC-V Vector Extension Internals + * + * Copyright (c) 2020 T-Head Semiconductor Co., Ltd. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2 or later, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License f= or + * more details. + * + * You should have received a copy of the GNU General Public License along= with + * this program. If not, see . + */ + +#include "vector_internals.h" + +/* set agnostic elements to 1s */ +void vext_set_elems_1s(void *base, uint32_t is_agnostic, uint32_t cnt, + uint32_t tot) +{ + if (is_agnostic =3D=3D 0) { + /* policy undisturbed */ + return; + } + if (tot - cnt =3D=3D 0) { + return ; + } + memset(base + cnt, -1, tot - cnt); +} + +void do_vext_vv(void *vd, void *v0, void *vs1, void *vs2, + CPURISCVState *env, uint32_t desc, + opivv2_fn *fn, uint32_t esz) +{ + uint32_t vm =3D vext_vm(desc); + uint32_t vl =3D env->vl; + uint32_t total_elems =3D vext_get_total_elems(env, desc, esz); + uint32_t vta =3D vext_vta(desc); + uint32_t vma =3D vext_vma(desc); + uint32_t i; + + for (i =3D env->vstart; i < vl; i++) { + if (!vm && !vext_elem_mask(v0, i)) { + /* set masked-off elements to 1s */ + vext_set_elems_1s(vd, vma, i * esz, (i + 1) * esz); + continue; + } + fn(vd, vs1, vs2, i); + } + env->vstart =3D 0; + /* set tail elements to 1s */ + vext_set_elems_1s(vd, vta, vl * esz, total_elems * esz); +} + +void do_vext_vx(void *vd, void *v0, target_long s1, void *vs2, + CPURISCVState *env, uint32_t desc, + opivx2_fn fn, uint32_t esz) +{ + uint32_t vm =3D vext_vm(desc); + uint32_t vl =3D env->vl; + uint32_t total_elems =3D vext_get_total_elems(env, desc, esz); + uint32_t vta =3D vext_vta(desc); + uint32_t vma =3D vext_vma(desc); + uint32_t i; + + for (i =3D env->vstart; i < vl; i++) { + if (!vm && !vext_elem_mask(v0, i)) { + /* set masked-off elements to 1s */ + vext_set_elems_1s(vd, vma, i * esz, (i + 1) * esz); + continue; + } + fn(vd, s1, vs2, i); + } + env->vstart =3D 0; + /* set tail elements to 1s */ + vext_set_elems_1s(vd, vta, vl * esz, total_elems * esz); +} diff --git a/target/riscv/vector_internals.h b/target/riscv/vector_internal= s.h new file mode 100644 index 00000000000..749d138bebe --- /dev/null +++ b/target/riscv/vector_internals.h @@ -0,0 +1,182 @@ +/* + * RISC-V Vector Extension Internals + * + * Copyright (c) 2020 T-Head Semiconductor Co., Ltd. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2 or later, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License f= or + * more details. + * + * You should have received a copy of the GNU General Public License along= with + * this program. If not, see . + */ + +#ifndef TARGET_RISCV_VECTOR_INTERNALS_H +#define TARGET_RISCV_VECTOR_INTERNALS_H + +#include "qemu/osdep.h" +#include "qemu/bitops.h" +#include "cpu.h" +#include "tcg/tcg-gvec-desc.h" +#include "internals.h" + +static inline uint32_t vext_nf(uint32_t desc) +{ + return FIELD_EX32(simd_data(desc), VDATA, NF); +} + +/* + * Note that vector data is stored in host-endian 64-bit chunks, + * so addressing units smaller than that needs a host-endian fixup. + */ +#if HOST_BIG_ENDIAN +#define H1(x) ((x) ^ 7) +#define H1_2(x) ((x) ^ 6) +#define H1_4(x) ((x) ^ 4) +#define H2(x) ((x) ^ 3) +#define H4(x) ((x) ^ 1) +#define H8(x) ((x)) +#else +#define H1(x) (x) +#define H1_2(x) (x) +#define H1_4(x) (x) +#define H2(x) (x) +#define H4(x) (x) +#define H8(x) (x) +#endif + +/* + * Encode LMUL to lmul as following: + * LMUL vlmul lmul + * 1 000 0 + * 2 001 1 + * 4 010 2 + * 8 011 3 + * - 100 - + * 1/8 101 -3 + * 1/4 110 -2 + * 1/2 111 -1 + */ +static inline int32_t vext_lmul(uint32_t desc) +{ + return sextract32(FIELD_EX32(simd_data(desc), VDATA, LMUL), 0, 3); +} + +static inline uint32_t vext_vm(uint32_t desc) +{ + return FIELD_EX32(simd_data(desc), VDATA, VM); +} + +static inline uint32_t vext_vma(uint32_t desc) +{ + return FIELD_EX32(simd_data(desc), VDATA, VMA); +} + +static inline uint32_t vext_vta(uint32_t desc) +{ + return FIELD_EX32(simd_data(desc), VDATA, VTA); +} + +static inline uint32_t vext_vta_all_1s(uint32_t desc) +{ + return FIELD_EX32(simd_data(desc), VDATA, VTA_ALL_1S); +} + +/* + * Earlier designs (pre-0.9) had a varying number of bits + * per mask value (MLEN). In the 0.9 design, MLEN=3D1. + * (Section 4.5) + */ +static inline int vext_elem_mask(void *v0, int index) +{ + int idx =3D index / 64; + int pos =3D index % 64; + return (((uint64_t *)v0)[idx] >> pos) & 1; +} + +/* + * Get number of total elements, including prestart, body and tail element= s. + * Note that when LMUL < 1, the tail includes the elements past VLMAX that + * are held in the same vector register. + */ +static inline uint32_t vext_get_total_elems(CPURISCVState *env, uint32_t d= esc, + uint32_t esz) +{ + uint32_t vlenb =3D simd_maxsz(desc); + uint32_t sew =3D 1 << FIELD_EX64(env->vtype, VTYPE, VSEW); + int8_t emul =3D ctzl(esz) - ctzl(sew) + vext_lmul(desc) < 0 ? 0 : + ctzl(esz) - ctzl(sew) + vext_lmul(desc); + return (vlenb << emul) / esz; +} + +/* set agnostic elements to 1s */ +void vext_set_elems_1s(void *base, uint32_t is_agnostic, uint32_t cnt, + uint32_t tot); + +/* expand macro args before macro */ +#define RVVCALL(macro, ...) macro(__VA_ARGS__) + +/* (TD, T1, T2, TX1, TX2) */ +#define OP_UUU_B uint8_t, uint8_t, uint8_t, uint8_t, uint8_t +#define OP_UUU_H uint16_t, uint16_t, uint16_t, uint16_t, uint16_t +#define OP_UUU_W uint32_t, uint32_t, uint32_t, uint32_t, uint32_t +#define OP_UUU_D uint64_t, uint64_t, uint64_t, uint64_t, uint64_t + +/* operation of two vector elements */ +typedef void opivv2_fn(void *vd, void *vs1, void *vs2, int i); + +#define OPIVV2(NAME, TD, T1, T2, TX1, TX2, HD, HS1, HS2, OP) \ +static void do_##NAME(void *vd, void *vs1, void *vs2, int i) \ +{ \ + TX1 s1 =3D *((T1 *)vs1 + HS1(i)); \ + TX2 s2 =3D *((T2 *)vs2 + HS2(i)); \ + *((TD *)vd + HD(i)) =3D OP(s2, s1); \ +} + +void do_vext_vv(void *vd, void *v0, void *vs1, void *vs2, + CPURISCVState *env, uint32_t desc, + opivv2_fn *fn, uint32_t esz); + +/* generate the helpers for OPIVV */ +#define GEN_VEXT_VV(NAME, ESZ) \ +void HELPER(NAME)(void *vd, void *v0, void *vs1, \ + void *vs2, CPURISCVState *env, \ + uint32_t desc) \ +{ \ + do_vext_vv(vd, v0, vs1, vs2, env, desc, \ + do_##NAME, ESZ); \ +} + +typedef void opivx2_fn(void *vd, target_long s1, void *vs2, int i); + +/* + * (T1)s1 gives the real operator type. + * (TX1)(T1)s1 expands the operator type of widen or narrow operations. + */ +#define OPIVX2(NAME, TD, T1, T2, TX1, TX2, HD, HS2, OP) \ +static void do_##NAME(void *vd, target_long s1, void *vs2, int i) \ +{ \ + TX2 s2 =3D *((T2 *)vs2 + HS2(i)); \ + *((TD *)vd + HD(i)) =3D OP(s2, (TX1)(T1)s1); \ +} + +void do_vext_vx(void *vd, void *v0, target_long s1, void *vs2, + CPURISCVState *env, uint32_t desc, + opivx2_fn fn, uint32_t esz); + +/* generate the helpers for OPIVX */ +#define GEN_VEXT_VX(NAME, ESZ) \ +void HELPER(NAME)(void *vd, void *v0, target_ulong s1, \ + void *vs2, CPURISCVState *env, \ + uint32_t desc) \ +{ \ + do_vext_vx(vd, v0, s1, vs2, env, desc, \ + do_##NAME, ESZ); \ +} + +#endif /* TARGET_RISCV_VECTOR_INTERNALS_H */ --=20 2.34.1 From nobody Mon May 13 16:11:25 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=sifive.com ARC-Seal: i=1; a=rsa-sha256; t=1689094854; cv=none; d=zohomail.com; s=zohoarc; b=XR5uJQPuDCjnusDKl6GUCCrc+P1Rfjgk4wXqlZrkIBWG4jpHnofCyQfRyBJFIGP6y3IVS6Xmy+BdrN0MXCevTQ1T1lqMzFWLkYW/oD71dJrlTnfTJUee0pbDYkJyY6wRBRTrEAbadYQMdD4yu5YqoVNNV2mD3cPYGmGRrlvhFx0= ARC-Message-Signature: i=1; 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[125.228.20.175]) by smtp.gmail.com with ESMTPSA id gw10-20020a17090b0a4a00b00262fc84b931sm8381793pjb.44.2023.07.11.09.59.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jul 2023 09:59:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1689094798; x=1691686798; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=93jo4v6B987Eos9p1MSJziK3xcGTbW9iPE5br55owRw=; b=jf0OiNwLhIAxQ4OaezxRsm1+udwimSxtzEgRf7FTY0DZk0b+b7rrK4/JbPymUij96n qJuvLSZ/X4/C7X3IejHzg0fMFqOdL7ihoVvK93KEHiCGoNf5JJOp/a34U/RUAw/SXGVB rPfNM0JMocpT3IXbcjEpGaaPub9CIdZ4ayR0Wz70B8dLJE58dlfI8QTtjPYbDYoSGjcg +7zJCrxgXSBnwlQEL+Hu+kT1XzI6+ArjjhYQR3VY/iNc9wXqdC5JL48MbsIulcfFyCVx fUCyuUwf79FfYN7C9uA2IOWfeZiH3dqmqOkpOu1/sXWHY0LAECbDUg5dfAfwwD+AqCvG NzoA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689094798; x=1691686798; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=93jo4v6B987Eos9p1MSJziK3xcGTbW9iPE5br55owRw=; b=MoUwnfkQ3we3weXatf2kF1V4wLuBjaezTWkoxXh7YNwRolHMUVh9XfCK+QMzByqxiY W7E5SZhwCfi09G1iq+sY+MoNz81lU93M9EOvM4+I5mDoPzEGV05Rq2lKZL8AW4rW1MCF CJMV/1BL6v3ejarNBHyGwz2w/Rnx6uqlzelPTCmCqSJskhkB4lduaRJXfBIl6E6IszHb nf6Wx/eX5rCMFNHac9r51DiYm6OrVsjU1pj4ViNeSVtgQGYjP4mZUAfiTtfU/yGd2xWB D520N3e7gRDXL/wawFq61Ka549N46dXK/8xfJamzcV1UVSx9/olFrpfro5oUJkwLUd+p 5ojA== X-Gm-Message-State: ABy/qLbk2UYTkwqRAMx9UwGJUHyPuGe0LEXRcRnvGwcP3u+zCOKRyBHP lc/VYqkIjCRdESnfaJsdObxlNnMbCSR5GZjSjCvojDdyOo14jzw/oHE89cWK6yncKAnm6zbYpPp JrWNBBbf1KaAqS38gVq/eVBKSUv5aygxs/E0dJZY9CCDryZtrHzgq3XW7vs77s/dvrUP3cD8/xk NK/AA= X-Google-Smtp-Source: APBJJlEcODD5G4m5iEWATBcI8T4SufVZHcR031C6hEEeTffJo5+/wUsoGxiWeTdhYuKvIZY4hcGMmA== X-Received: by 2002:a92:c8c3:0:b0:345:b8bd:ba9e with SMTP id c3-20020a92c8c3000000b00345b8bdba9emr15644008ilq.7.1689094797646; Tue, 11 Jul 2023 09:59:57 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: dbarboza@ventanamicro.com, alistair23@gmail.com, Kiran Ostrolenk , Richard Henderson , Alistair Francis , Weiwei Li , Max Chou , Palmer Dabbelt , Bin Meng , Liu Zhiwei , Frank Chang Subject: [PATCH v8 02/15] target/riscv: Refactor vector-vector translation macro Date: Wed, 12 Jul 2023 00:59:01 +0800 Message-Id: <20230711165917.2629866-3-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230711165917.2629866-1-max.chou@sifive.com> References: <20230711165917.2629866-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::129; envelope-from=max.chou@sifive.com; helo=mail-il1-x129.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1689094856310100005 Content-Type: text/plain; charset="utf-8" From: Kiran Ostrolenk Refactor the non SEW-specific stuff out of `GEN_OPIVV_TRANS` into function `opivv_trans` (similar to `opivi_trans`). `opivv_trans` will be used in proceeding vector-crypto commits. Signed-off-by: Kiran Ostrolenk Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Reviewed-by: Weiwei Li Signed-off-by: Max Chou --- target/riscv/insn_trans/trans_rvv.c.inc | 62 +++++++++++++------------ 1 file changed, 32 insertions(+), 30 deletions(-) diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_tr= ans/trans_rvv.c.inc index c2f7527f53f..4a8e62a8bef 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -1643,38 +1643,40 @@ GEN_OPIWX_WIDEN_TRANS(vwadd_wx) GEN_OPIWX_WIDEN_TRANS(vwsubu_wx) GEN_OPIWX_WIDEN_TRANS(vwsub_wx) =20 +static bool opivv_trans(uint32_t vd, uint32_t vs1, uint32_t vs2, uint32_t = vm, + gen_helper_gvec_4_ptr *fn, DisasContext *s) +{ + uint32_t data =3D 0; + TCGLabel *over =3D gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); + + data =3D FIELD_DP32(data, VDATA, VM, vm); + data =3D FIELD_DP32(data, VDATA, LMUL, s->lmul); + data =3D FIELD_DP32(data, VDATA, VTA, s->vta); + data =3D FIELD_DP32(data, VDATA, VTA_ALL_1S, s->cfg_vta_all_1s); + data =3D FIELD_DP32(data, VDATA, VMA, s->vma); + tcg_gen_gvec_4_ptr(vreg_ofs(s, vd), vreg_ofs(s, 0), vreg_ofs(s, vs1), + vreg_ofs(s, vs2), cpu_env, s->cfg_ptr->vlen / 8, + s->cfg_ptr->vlen / 8, data, fn); + mark_vs_dirty(s); + gen_set_label(over); + return true; +} + /* Vector Integer Add-with-Carry / Subtract-with-Borrow Instructions */ /* OPIVV without GVEC IR */ -#define GEN_OPIVV_TRANS(NAME, CHECK) \ -static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ -{ \ - if (CHECK(s, a)) { \ - uint32_t data =3D 0; \ - static gen_helper_gvec_4_ptr * const fns[4] =3D { \ - gen_helper_##NAME##_b, gen_helper_##NAME##_h, \ - gen_helper_##NAME##_w, gen_helper_##NAME##_d, \ - }; \ - TCGLabel *over =3D gen_new_label(); \ - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ - tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); \ - \ - data =3D FIELD_DP32(data, VDATA, VM, a->vm); \ - data =3D FIELD_DP32(data, VDATA, LMUL, s->lmul); \ - data =3D FIELD_DP32(data, VDATA, VTA, s->vta); \ - data =3D \ - FIELD_DP32(data, VDATA, VTA_ALL_1S, s->cfg_vta_all_1s);\ - data =3D FIELD_DP32(data, VDATA, VMA, s->vma); \ - tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ - vreg_ofs(s, a->rs1), \ - vreg_ofs(s, a->rs2), cpu_env, \ - s->cfg_ptr->vlen / 8, \ - s->cfg_ptr->vlen / 8, data, \ - fns[s->sew]); \ - mark_vs_dirty(s); \ - gen_set_label(over); \ - return true; \ - } \ - return false; \ +#define GEN_OPIVV_TRANS(NAME, CHECK) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (CHECK(s, a)) { \ + static gen_helper_gvec_4_ptr * const fns[4] =3D { = \ + gen_helper_##NAME##_b, gen_helper_##NAME##_h, \ + gen_helper_##NAME##_w, gen_helper_##NAME##_d, \ + }; \ + return opivv_trans(a->rd, a->rs1, a->rs2, a->vm, fns[s->sew], s);\ + } \ + return false; \ } =20 /* --=20 2.34.1 From nobody Mon May 13 16:11:25 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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Signed-off-by: Nazar Kazakov Reviewed-by: Weiwei Li Signed-off-by: Max Chou Acked-by: Alistair Francis --- target/riscv/insn_trans/trans_rvv.c.inc | 31 +------------------------ 1 file changed, 1 insertion(+), 30 deletions(-) diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_tr= ans/trans_rvv.c.inc index 4a8e62a8bef..7e194aae34a 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -617,7 +617,6 @@ static bool ldst_us_trans(uint32_t vd, uint32_t rs1, ui= nt32_t data, TCGv_i32 desc; =20 TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 dest =3D tcg_temp_new_ptr(); @@ -786,7 +785,6 @@ static bool ldst_stride_trans(uint32_t vd, uint32_t rs1= , uint32_t rs2, TCGv_i32 desc; =20 TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 dest =3D tcg_temp_new_ptr(); @@ -893,7 +891,6 @@ static bool ldst_index_trans(uint32_t vd, uint32_t rs1,= uint32_t vs2, TCGv_i32 desc; =20 TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 dest =3D tcg_temp_new_ptr(); @@ -1034,7 +1031,6 @@ static bool ldff_trans(uint32_t vd, uint32_t rs1, uin= t32_t data, TCGv_i32 desc; =20 TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 dest =3D tcg_temp_new_ptr(); @@ -1191,7 +1187,6 @@ do_opivv_gvec(DisasContext *s, arg_rmrr *a, GVecGen3F= n *gvec_fn, return false; } =20 - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 if (a->vm && s->vl_eq_vlmax && !(s->vta && s->lmul < 0)) { @@ -1241,7 +1236,6 @@ static bool opivx_trans(uint32_t vd, uint32_t rs1, ui= nt32_t vs2, uint32_t vm, uint32_t data =3D 0; =20 TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 dest =3D tcg_temp_new_ptr(); @@ -1405,7 +1399,6 @@ static bool opivi_trans(uint32_t vd, uint32_t imm, ui= nt32_t vs2, uint32_t vm, uint32_t data =3D 0; =20 TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 dest =3D tcg_temp_new_ptr(); @@ -1492,7 +1485,6 @@ static bool do_opivv_widen(DisasContext *s, arg_rmrr = *a, if (checkfn(s, a)) { uint32_t data =3D 0; TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 data =3D FIELD_DP32(data, VDATA, VM, a->vm); @@ -1575,7 +1567,6 @@ static bool do_opiwv_widen(DisasContext *s, arg_rmrr = *a, if (opiwv_widen_check(s, a)) { uint32_t data =3D 0; TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 data =3D FIELD_DP32(data, VDATA, VM, a->vm); @@ -1648,7 +1639,6 @@ static bool opivv_trans(uint32_t vd, uint32_t vs1, ui= nt32_t vs2, uint32_t vm, { uint32_t data =3D 0; TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 data =3D FIELD_DP32(data, VDATA, VM, vm); @@ -1842,7 +1832,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a= ) \ gen_helper_##NAME##_w, \ }; \ TCGLabel *over =3D gen_new_label(); \ - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); \ \ data =3D FIELD_DP32(data, VDATA, VM, a->vm); \ @@ -2054,7 +2043,6 @@ static bool trans_vmv_v_v(DisasContext *s, arg_vmv_v_= v *a) gen_helper_vmv_v_v_w, gen_helper_vmv_v_v_d, }; TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 tcg_gen_gvec_2_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, a->rs1), @@ -2078,7 +2066,6 @@ static bool trans_vmv_v_x(DisasContext *s, arg_vmv_v_= x *a) vext_check_ss(s, a->rd, 0, 1)) { TCGv s1; TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 s1 =3D get_gpr(s, a->rs1, EXT_SIGN); @@ -2140,7 +2127,6 @@ static bool trans_vmv_v_i(DisasContext *s, arg_vmv_v_= i *a) gen_helper_vmv_v_x_w, gen_helper_vmv_v_x_d, }; TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 s1 =3D tcg_constant_i64(simm); @@ -2288,7 +2274,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a= ) \ }; \ TCGLabel *over =3D gen_new_label(); \ gen_set_rm(s, RISCV_FRM_DYN); \ - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); \ \ data =3D FIELD_DP32(data, VDATA, VM, a->vm); \ @@ -2323,7 +2308,6 @@ static bool opfvf_trans(uint32_t vd, uint32_t rs1, ui= nt32_t vs2, TCGv_i64 t1; =20 TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 dest =3D tcg_temp_new_ptr(); @@ -2408,7 +2392,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a= ) \ }; \ TCGLabel *over =3D gen_new_label(); \ gen_set_rm(s, RISCV_FRM_DYN); \ - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over);\ \ data =3D FIELD_DP32(data, VDATA, VM, a->vm); \ @@ -2483,7 +2466,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a= ) \ }; \ TCGLabel *over =3D gen_new_label(); \ gen_set_rm(s, RISCV_FRM_DYN); \ - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); \ \ data =3D FIELD_DP32(data, VDATA, VM, a->vm); \ @@ -2601,7 +2583,6 @@ static bool do_opfv(DisasContext *s, arg_rmr *a, uint32_t data =3D 0; TCGLabel *over =3D gen_new_label(); gen_set_rm_chkfrm(s, rm); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 data =3D FIELD_DP32(data, VDATA, VM, a->vm); @@ -2713,7 +2694,6 @@ static bool trans_vfmv_v_f(DisasContext *s, arg_vfmv_= v_f *a) gen_helper_vmv_v_x_d, }; TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 t1 =3D tcg_temp_new_i64(); @@ -2792,7 +2772,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmr *a)= \ }; \ TCGLabel *over =3D gen_new_label(); \ gen_set_rm_chkfrm(s, FRM); \ - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); \ \ data =3D FIELD_DP32(data, VDATA, VM, a->vm); \ @@ -2844,7 +2823,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmr *a)= \ }; \ TCGLabel *over =3D gen_new_label(); \ gen_set_rm(s, RISCV_FRM_DYN); \ - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); \ \ data =3D FIELD_DP32(data, VDATA, VM, a->vm); \ @@ -2912,7 +2890,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmr *a)= \ }; \ TCGLabel *over =3D gen_new_label(); \ gen_set_rm_chkfrm(s, FRM); \ - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); \ \ data =3D FIELD_DP32(data, VDATA, VM, a->vm); \ @@ -2962,7 +2939,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmr *a)= \ }; \ TCGLabel *over =3D gen_new_label(); \ gen_set_rm_chkfrm(s, FRM); \ - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); \ \ data =3D FIELD_DP32(data, VDATA, VM, a->vm); \ @@ -3053,7 +3029,6 @@ static bool trans_##NAME(DisasContext *s, arg_r *a) = \ uint32_t data =3D 0; \ gen_helper_gvec_4_ptr *fn =3D gen_helper_##NAME; \ TCGLabel *over =3D gen_new_label(); \ - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); \ \ data =3D FIELD_DP32(data, VDATA, LMUL, s->lmul); \ @@ -3224,7 +3199,6 @@ static bool trans_vid_v(DisasContext *s, arg_vid_v *a) require_vm(a->vm, a->rd)) { uint32_t data =3D 0; TCGLabel *over =3D gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 data =3D FIELD_DP32(data, VDATA, VM, a->vm); @@ -3411,7 +3385,6 @@ static bool trans_vmv_s_x(DisasContext *s, arg_vmv_s_= x *a) TCGv s1; TCGLabel *over =3D gen_new_label(); =20 - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 t1 =3D tcg_temp_new_i64(); @@ -3468,8 +3441,7 @@ static bool trans_vfmv_s_f(DisasContext *s, arg_vfmv_= s_f *a) TCGv_i64 t1; TCGLabel *over =3D gen_new_label(); =20 - /* if vl =3D=3D 0 or vstart >=3D vl, skip vector register write ba= ck */ - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + /* if vstart >=3D vl, skip vector register write back */ tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); 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[125.228.20.175]) by smtp.gmail.com with ESMTPSA id gw10-20020a17090b0a4a00b00262fc84b931sm8381793pjb.44.2023.07.11.10.00.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jul 2023 10:00:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1689094824; x=1691686824; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=bky+s+FXeEXTXvo1Ip5hdcw7eA2RwPnA0MZ1Qx+Af7E=; b=XhjdHW5gR6Ffu0UPfUZ9pdlC2WDXZGDi+ppqiPp5JlL5rTwysuqYB64g2wjP0YSVVa IXtzMJyYVhVdGwO3mUXNvtxsbFnxMkEjnUT4bsj3y0yXDI+yL9D3B5hBCG7NY2GyCUiD JhobGGlMx6sM/YNPB2sBkg0dUPjE0pA4F1YVgnmUI/Vk7PzzSQWWltif+Rt3UugW2dSL DrEpxJHarKz5v0vWxvHot/580HJJg6RNevHitFq88fA6SbAt9L4o7iJF0Fz2/ViHKlhV SvvgwuG86iBJWjuaT3wTggZZJLrfAqjhiRkouCpN2tEL8NnlhvZ9h5zd06cbgEPb+Jax AThg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689094824; x=1691686824; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=bky+s+FXeEXTXvo1Ip5hdcw7eA2RwPnA0MZ1Qx+Af7E=; b=Nk/E6htvTLB1h7odnGU9BA8BOQskAY85TP/J/Zi9GJcwqR1sxfSEY9yW8bFVxnwBwH Wr1EqLyHJYWUsHirYkbXbSXsUpLxq45Qz8cV5ij5W8spQtWcCqk8/fohJ6Sf7l/fiM1K Kt1DPpu54pskMi4gqwKLdcDEwjRW53kykgxnwUmERVTzIz9exILSju7C1nyaQy4p7agI yMi+k8QWUQr1mRM/N4e5Txjb4fKSg7VP8CRJuVdrpmnyG2qo30OSyz5/6rB98zfVuwzd /uDaC+SQ1ayYtG3noA9/Dca5NmuY4i7i7seiM3l+TFOCKaS0DLGz/aFQIWaQTLWy/u5B Gi9A== X-Gm-Message-State: ABy/qLaLDuYv/iB+UEuGzr92fsYWuJ0EeaGqopvg7JckLU9HIrZq5tJj yzNRcBjYDIlvEEUALTlG3myTe6DV0fG3shzP3tM7GV7FgIIUrNP8rY/YzhKcLdShs3fPzlkbNKz Z5bH19EcqIrifsrx9gCMeJI7RZLIRbT2hHUWxOSyPlk9vhbU743fyy48caleuACxoWeL89fum/N xPJ0Y= X-Google-Smtp-Source: APBJJlFJo3wVW+4NXJcZZVutgmazT+e0/9FuZLlBUoM3RX96JAfelmJzCxAyv4kCCPU0VsOImrU2YQ== X-Received: by 2002:a17:90a:d304:b0:263:931b:bb5f with SMTP id p4-20020a17090ad30400b00263931bbb5fmr12837188pju.14.1689094823459; Tue, 11 Jul 2023 10:00:23 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: dbarboza@ventanamicro.com, alistair23@gmail.com, Lawrence Hunter , Nazar Kazakov , Max Chou , Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Liu Zhiwei , Kiran Ostrolenk Subject: [PATCH v8 04/15] target/riscv: Add Zvbc ISA extension support Date: Wed, 12 Jul 2023 00:59:03 +0800 Message-Id: <20230711165917.2629866-5-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230711165917.2629866-1-max.chou@sifive.com> References: <20230711165917.2629866-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::52f; envelope-from=max.chou@sifive.com; helo=mail-pg1-x52f.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1689094897517100003 Content-Type: text/plain; charset="utf-8" From: Lawrence Hunter This commit adds support for the Zvbc vector-crypto extension, which consists of the following instructions: * vclmulh.[vx,vv] * vclmul.[vx,vv] Translation functions are defined in `target/riscv/insn_trans/trans_rvvk.c.inc` and helpers are defined in `target/riscv/vcrypto_helper.c`. Co-authored-by: Nazar Kazakov Co-authored-by: Max Chou Signed-off-by: Nazar Kazakov Signed-off-by: Lawrence Hunter Signed-off-by: Max Chou [max.chou@sifive.com: Exposed x-zvbc property] Acked-by: Alistair Francis --- target/riscv/cpu.c | 9 ++++ target/riscv/cpu_cfg.h | 1 + target/riscv/helper.h | 6 +++ target/riscv/insn32.decode | 6 +++ target/riscv/insn_trans/trans_rvvk.c.inc | 62 ++++++++++++++++++++++++ target/riscv/meson.build | 3 +- target/riscv/translate.c | 1 + target/riscv/vcrypto_helper.c | 59 ++++++++++++++++++++++ 8 files changed, 146 insertions(+), 1 deletion(-) create mode 100644 target/riscv/insn_trans/trans_rvvk.c.inc create mode 100644 target/riscv/vcrypto_helper.c diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 9339c0241d6..d1dc78d483f 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -119,6 +119,7 @@ static const struct isa_ext_data isa_edata_arr[] =3D { ISA_EXT_DATA_ENTRY(zksed, PRIV_VERSION_1_12_0, ext_zksed), ISA_EXT_DATA_ENTRY(zksh, PRIV_VERSION_1_12_0, ext_zksh), ISA_EXT_DATA_ENTRY(zkt, PRIV_VERSION_1_12_0, ext_zkt), + ISA_EXT_DATA_ENTRY(zvbc, PRIV_VERSION_1_12_0, ext_zvbc), ISA_EXT_DATA_ENTRY(zve32f, PRIV_VERSION_1_10_0, ext_zve32f), ISA_EXT_DATA_ENTRY(zve64f, PRIV_VERSION_1_10_0, ext_zve64f), ISA_EXT_DATA_ENTRY(zve64d, PRIV_VERSION_1_10_0, ext_zve64d), @@ -1268,6 +1269,11 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu= , Error **errp) return; } =20 + if (cpu->cfg.ext_zvbc && !cpu->cfg.ext_zve64f) { + error_setg(errp, "Zvbc extension requires V or Zve64{f,d} extensio= ns"); + return; + } + if (cpu->cfg.ext_zk) { cpu->cfg.ext_zkn =3D true; cpu->cfg.ext_zkr =3D true; @@ -1845,6 +1851,9 @@ static Property riscv_cpu_extensions[] =3D { DEFINE_PROP_BOOL("x-zvfbfmin", RISCVCPU, cfg.ext_zvfbfmin, false), DEFINE_PROP_BOOL("x-zvfbfwma", RISCVCPU, cfg.ext_zvfbfwma, false), =20 + /* Vector cryptography extensions */ + DEFINE_PROP_BOOL("x-zvbc", RISCVCPU, cfg.ext_zvbc, false), + DEFINE_PROP_END_OF_LIST(), }; =20 diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h index 2bd9510ba3e..d25b36a5128 100644 --- a/target/riscv/cpu_cfg.h +++ b/target/riscv/cpu_cfg.h @@ -85,6 +85,7 @@ struct RISCVCPUConfig { bool ext_zve32f; bool ext_zve64f; bool ext_zve64d; + bool ext_zvbc; bool ext_zmmul; bool ext_zvfbfmin; bool ext_zvfbfwma; diff --git a/target/riscv/helper.h b/target/riscv/helper.h index c95adaf08ac..6776777c4eb 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1182,3 +1182,9 @@ DEF_HELPER_5(vfwcvtbf16_f_f_v, void, ptr, ptr, ptr, e= nv, i32) =20 DEF_HELPER_6(vfwmaccbf16_vv, void, ptr, ptr, ptr, ptr, env, i32) DEF_HELPER_6(vfwmaccbf16_vf, void, ptr, ptr, i64, ptr, env, i32) + +/* Vector crypto functions */ +DEF_HELPER_6(vclmul_vv, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vclmul_vx, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vclmulh_vv, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vclmulh_vx, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index e341fa92139..dd50d5a48c7 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -946,3 +946,9 @@ vfwcvtbf16_f_f_v 010010 . ..... 01101 001 ..... 101011= 1 @r2_vm # *** Zvfbfwma Standard Extension *** vfwmaccbf16_vv 111011 . ..... ..... 001 ..... 1010111 @r_vm vfwmaccbf16_vf 111011 . ..... ..... 101 ..... 1010111 @r_vm + +# *** Zvbc vector crypto extension *** +vclmul_vv 001100 . ..... ..... 010 ..... 1010111 @r_vm +vclmul_vx 001100 . ..... ..... 110 ..... 1010111 @r_vm +vclmulh_vv 001101 . ..... ..... 010 ..... 1010111 @r_vm +vclmulh_vx 001101 . ..... ..... 110 ..... 1010111 @r_vm diff --git a/target/riscv/insn_trans/trans_rvvk.c.inc b/target/riscv/insn_t= rans/trans_rvvk.c.inc new file mode 100644 index 00000000000..552b08a2fd1 --- /dev/null +++ b/target/riscv/insn_trans/trans_rvvk.c.inc @@ -0,0 +1,62 @@ +/* + * RISC-V translation routines for the vector crypto extension. + * + * Copyright (C) 2023 SiFive, Inc. + * Written by Codethink Ltd and SiFive. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2 or later, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License f= or + * more details. + * + * You should have received a copy of the GNU General Public License along= with + * this program. If not, see . + */ + +/* + * Zvbc + */ + +#define GEN_VV_MASKED_TRANS(NAME, CHECK) \ + static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ + { \ + if (CHECK(s, a)) { \ + return opivv_trans(a->rd, a->rs1, a->rs2, a->vm, \ + gen_helper_##NAME, s); \ + } \ + return false; \ + } + +static bool vclmul_vv_check(DisasContext *s, arg_rmrr *a) +{ + return opivv_check(s, a) && + s->cfg_ptr->ext_zvbc =3D=3D true && + s->sew =3D=3D MO_64; +} + +GEN_VV_MASKED_TRANS(vclmul_vv, vclmul_vv_check) +GEN_VV_MASKED_TRANS(vclmulh_vv, vclmul_vv_check) + +#define GEN_VX_MASKED_TRANS(NAME, CHECK) \ + static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ + { \ + if (CHECK(s, a)) { \ + return opivx_trans(a->rd, a->rs1, a->rs2, a->vm, \ + gen_helper_##NAME, s); \ + } \ + return false; \ + } + +static bool vclmul_vx_check(DisasContext *s, arg_rmrr *a) +{ + return opivx_check(s, a) && + s->cfg_ptr->ext_zvbc =3D=3D true && + s->sew =3D=3D MO_64; +} + +GEN_VX_MASKED_TRANS(vclmul_vx, vclmul_vx_check) +GEN_VX_MASKED_TRANS(vclmulh_vx, vclmul_vx_check) diff --git a/target/riscv/meson.build b/target/riscv/meson.build index c3801ee5e04..660078bda1f 100644 --- a/target/riscv/meson.build +++ b/target/riscv/meson.build @@ -21,7 +21,8 @@ riscv_ss.add(files( 'translate.c', 'm128_helper.c', 'crypto_helper.c', - 'zce_helper.c' + 'zce_helper.c', + 'vcrypto_helper.c' )) riscv_ss.add(when: 'CONFIG_KVM', if_true: files('kvm.c'), if_false: files(= 'kvm-stub.c')) =20 diff --git a/target/riscv/translate.c b/target/riscv/translate.c index 697df1be9e2..7dbf173adb5 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -1094,6 +1094,7 @@ static uint32_t opcode_at(DisasContextBase *dcbase, t= arget_ulong pc) #include "insn_trans/trans_rvzfa.c.inc" #include "insn_trans/trans_rvzfh.c.inc" #include "insn_trans/trans_rvk.c.inc" +#include "insn_trans/trans_rvvk.c.inc" #include "insn_trans/trans_privileged.c.inc" #include "insn_trans/trans_svinval.c.inc" #include "insn_trans/trans_rvbf16.c.inc" diff --git a/target/riscv/vcrypto_helper.c b/target/riscv/vcrypto_helper.c new file mode 100644 index 00000000000..8b7c63d4997 --- /dev/null +++ b/target/riscv/vcrypto_helper.c @@ -0,0 +1,59 @@ +/* + * RISC-V Vector Crypto Extension Helpers for QEMU. + * + * Copyright (C) 2023 SiFive, Inc. + * Written by Codethink Ltd and SiFive. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2 or later, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License f= or + * more details. + * + * You should have received a copy of the GNU General Public License along= with + * this program. If not, see . + */ + +#include "qemu/osdep.h" +#include "qemu/host-utils.h" +#include "qemu/bitops.h" +#include "cpu.h" +#include "exec/memop.h" +#include "exec/exec-all.h" +#include "exec/helper-proto.h" +#include "internals.h" +#include "vector_internals.h" + +static uint64_t clmul64(uint64_t y, uint64_t x) +{ + uint64_t result =3D 0; + for (int j =3D 63; j >=3D 0; j--) { + if ((y >> j) & 1) { + result ^=3D (x << j); + } + } + return result; +} + +static uint64_t clmulh64(uint64_t y, uint64_t x) +{ + uint64_t result =3D 0; + for (int j =3D 63; j >=3D 1; j--) { + if ((y >> j) & 1) { + result ^=3D (x >> (64 - j)); + } + } + return result; +} + +RVVCALL(OPIVV2, vclmul_vv, OP_UUU_D, H8, H8, H8, clmul64) +GEN_VEXT_VV(vclmul_vv, 8) +RVVCALL(OPIVX2, vclmul_vx, OP_UUU_D, H8, H8, clmul64) +GEN_VEXT_VX(vclmul_vx, 8) +RVVCALL(OPIVV2, vclmulh_vv, OP_UUU_D, H8, H8, H8, clmulh64) +GEN_VEXT_VV(vclmulh_vv, 8) +RVVCALL(OPIVX2, vclmulh_vx, OP_UUU_D, H8, H8, clmulh64) +GEN_VEXT_VX(vclmulh_vx, 8) --=20 2.34.1 From nobody Mon May 13 16:11:25 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=sifive.com ARC-Seal: i=1; a=rsa-sha256; t=1689094891; cv=none; d=zohomail.com; s=zohoarc; b=I+dUsE9pLT4TvKTVxx/n039LwrnYZ2kLBub7eicdyxT9CXBa2f4E7Na6Pnsl5w32u6KeoaE7bUNlkByJ1k/FFjvIXVW/9gz/i++p9MjiUpM1Onyjl0Dooo86ROjB6XopaJbtyTFJxVxqbm84TaL36+LWjte4d2UNjZF4xqwnUQc= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1689094891; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=2xDe6ao5et/ZVTD0N/e+3YtPZieiXMeFZa1ZZNtKffc=; b=SzQvcqko0NEWW4XFs8PIoCrnM4hgjPUAnFemvmqh0M3Qp8CFPox3JtuwNB05v7mYBvjXzIOLgHZYyMkzBYQLUpq0wloQ+JEBkYw7ITu0lP2b4uRCJiqEnAjQvmNvEOpypSS0y6BzG4eysB4LsQGgcVt28wCp4Mc7vWGRbNz6tws= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1689094891751821.3137774046862; Tue, 11 Jul 2023 10:01:31 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qJGjE-0001bd-RL; Tue, 11 Jul 2023 13:00:44 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qJGj5-0001Wf-9b for qemu-devel@nongnu.org; Tue, 11 Jul 2023 13:00:36 -0400 Received: from mail-ot1-x334.google.com ([2607:f8b0:4864:20::334]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qJGj3-00015n-M9 for qemu-devel@nongnu.org; Tue, 11 Jul 2023 13:00:34 -0400 Received: by mail-ot1-x334.google.com with SMTP id 46e09a7af769-6b71cdb47e1so5279980a34.2 for ; Tue, 11 Jul 2023 10:00:33 -0700 (PDT) Received: from duncan.localdomain (125-228-20-175.hinet-ip.hinet.net. [125.228.20.175]) by smtp.gmail.com with ESMTPSA id gw10-20020a17090b0a4a00b00262fc84b931sm8381793pjb.44.2023.07.11.10.00.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jul 2023 10:00:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1689094832; x=1691686832; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=2xDe6ao5et/ZVTD0N/e+3YtPZieiXMeFZa1ZZNtKffc=; b=cP5I/X9t/Xnc7PG4eazkJ0aioBwJY6PDfXerZsgfAFHqZlfokMdcDefaq8dsr+V+tJ kWTwaabjSZo/zqbbKAG4pB7DlCiEggZDYBYPZc+bd6af1ulRekczv4NsDKptq9CkLRio 6PlRQtFqfSqp7k10faD6GQJ7pwx+4T0VQc8EiqAA2aPn1TlV13dz3JhKy0fZjpsaIA4E 3p3cjnA1a+w6ASERMChq5jAZuQw8BHCmVKJGBrLz1T2bMEXq80oar12nF8KzmY7z3/cH mnl+Io/37Snvr1WX7xAhZK0ochC+K7i3TIlhWAwKxHveqzrP2bSRX6mKGpvwg3DKrJHX qVWg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689094832; x=1691686832; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=2xDe6ao5et/ZVTD0N/e+3YtPZieiXMeFZa1ZZNtKffc=; b=Qju/6CLQO+LuaZSFh4tDvSHRw1qiQIXhBl31bpFhEsns2WC915KnxKRSfNTJA6Z+Oz H9MihVFP0FcOtfYeUcUU7+huR0a+HwwknhofYt0TxvQXDfczLJntynri3u/58uqxap0y tgTivkgW/xeLEQy8loWc/RelGFCBqSPiMsuwd3kVlO96LTlxVdF+NiJ1xoK88gHv9/0y rke+b29wumyf7/+R7Bh4zHa+MU44Ap+mlP6bBAsCZpAJhLRNVEnHn3Z4i7RUYzMXqwBv J0UMNuYBetkcu2pjsCJ6RgEX9kHJ7aGDIKtRJM8GtXUgGdw93PeNPceFxUrVlII8OMNR YKWw== X-Gm-Message-State: ABy/qLZRHGLK2yQC0gXKDEKwz9aJbccjLfgVgcOcig2YBbJWJoVZObKA 7nDDz5TepNTm+g4kNmakys3+rIRJJdnBlNKmXtmVXE/l5OqgGOmIuWTf2Fx4/lPB6+KJz2nXnTN srGhCScP/5vChGn2sFhrsGQUET8qa+m4sifBFYYWySBM7uMDwNcbcyp+XzinCAP5h0OOkqgHeXg F10CU= X-Google-Smtp-Source: APBJJlFvMLHhHsW+9UiPsqMwwJAk0Dr1m1/rU2GqTlpSlFabQbnN2NTeLB/XnBdG7NiUqbDfqLqFGg== X-Received: by 2002:a05:6870:d24d:b0:1b7:4870:9075 with SMTP id h13-20020a056870d24d00b001b748709075mr4892613oac.6.1689094832335; Tue, 11 Jul 2023 10:00:32 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: dbarboza@ventanamicro.com, alistair23@gmail.com, Nazar Kazakov , Richard Henderson , Weiwei Li , Max Chou , Palmer Dabbelt , Alistair Francis , Bin Meng , Liu Zhiwei , Frank Chang Subject: [PATCH v8 05/15] target/riscv: Move vector translation checks Date: Wed, 12 Jul 2023 00:59:04 +0800 Message-Id: <20230711165917.2629866-6-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230711165917.2629866-1-max.chou@sifive.com> References: <20230711165917.2629866-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::334; envelope-from=max.chou@sifive.com; helo=mail-ot1-x334.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1689094894249100003 Content-Type: text/plain; charset="utf-8" From: Nazar Kazakov Move the checks out of `do_opiv{v,x,i}_gvec{,_shift}` functions and into the corresponding macros. This enables the functions to be reused in proceeding commits without check duplication. Signed-off-by: Nazar Kazakov Reviewed-by: Richard Henderson Reviewed-by: Weiwei Li Signed-off-by: Max Chou --- target/riscv/insn_trans/trans_rvv.c.inc | 28 +++++++++++-------------- 1 file changed, 12 insertions(+), 16 deletions(-) diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_tr= ans/trans_rvv.c.inc index 7e194aae34a..5dfd524c7d2 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -1183,9 +1183,6 @@ do_opivv_gvec(DisasContext *s, arg_rmrr *a, GVecGen3F= n *gvec_fn, gen_helper_gvec_4_ptr *fn) { TCGLabel *over =3D gen_new_label(); - if (!opivv_check(s, a)) { - return false; - } =20 tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); =20 @@ -1218,6 +1215,9 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a= ) \ gen_helper_##NAME##_b, gen_helper_##NAME##_h, \ gen_helper_##NAME##_w, gen_helper_##NAME##_d, \ }; \ + if (!opivv_check(s, a)) { \ + return false; \ + } \ return do_opivv_gvec(s, a, tcg_gen_gvec_##SUF, fns[s->sew]); \ } =20 @@ -1276,10 +1276,6 @@ static inline bool do_opivx_gvec(DisasContext *s, arg_rmrr *a, GVecGen2sFn *gvec_fn, gen_helper_opivx *fn) { - if (!opivx_check(s, a)) { - return false; - } - if (a->vm && s->vl_eq_vlmax && !(s->vta && s->lmul < 0)) { TCGv_i64 src1 =3D tcg_temp_new_i64(); =20 @@ -1301,6 +1297,9 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a= ) \ gen_helper_##NAME##_b, gen_helper_##NAME##_h, \ gen_helper_##NAME##_w, gen_helper_##NAME##_d, \ }; \ + if (!opivx_check(s, a)) { \ + return false; \ + } \ return do_opivx_gvec(s, a, tcg_gen_gvec_##SUF, fns[s->sew]); \ } =20 @@ -1432,10 +1431,6 @@ static inline bool do_opivi_gvec(DisasContext *s, arg_rmrr *a, GVecGen2iFn *gvec_fn, gen_helper_opivx *fn, imm_mode_t imm_mode) { - if (!opivx_check(s, a)) { - return false; - } - if (a->vm && s->vl_eq_vlmax && !(s->vta && s->lmul < 0)) { gvec_fn(s->sew, vreg_ofs(s, a->rd), vreg_ofs(s, a->rs2), extract_imm(s, a->rs1, imm_mode), MAXSZ(s), MAXSZ(s)); @@ -1453,6 +1448,9 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a= ) \ gen_helper_##OPIVX##_b, gen_helper_##OPIVX##_h, \ gen_helper_##OPIVX##_w, gen_helper_##OPIVX##_d, \ }; \ + if (!opivx_check(s, a)) { \ + return false; \ + } \ return do_opivi_gvec(s, a, tcg_gen_gvec_##SUF, \ fns[s->sew], IMM_MODE); \ } @@ -1775,10 +1773,6 @@ static inline bool do_opivx_gvec_shift(DisasContext *s, arg_rmrr *a, GVecGen2sFn32 *gvec_fn, gen_helper_opivx *fn) { - if (!opivx_check(s, a)) { - return false; - } - if (a->vm && s->vl_eq_vlmax && !(s->vta && s->lmul < 0)) { TCGv_i32 src1 =3D tcg_temp_new_i32(); =20 @@ -1800,7 +1794,9 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a= ) \ gen_helper_##NAME##_b, gen_helper_##NAME##_h, \ gen_helper_##NAME##_w, gen_helper_##NAME##_d, \ }; \ - \ + if (!opivx_check(s, a)) { \ + return false; \ + } \ return do_opivx_gvec_shift(s, a, tcg_gen_gvec_##SUF, fns[s->sew]); \ } =20 --=20 2.34.1 From nobody Mon May 13 16:11:25 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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[125.228.20.175]) by smtp.gmail.com with ESMTPSA id gw10-20020a17090b0a4a00b00262fc84b931sm8381793pjb.44.2023.07.11.10.00.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jul 2023 10:00:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1689094840; x=1691686840; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=FBifTLJyNVrHXcwQTPdSLju8n+Q3WGNj+ogm/u94S6U=; b=lJP78Xd+RYaxGo4GJtgDIqz2uCLgfxaaZdoBPNqrslZbbGNLmJYO27QQFkqLNFPx4e +KljWRoOAsvSV0GEWjPuf0D6nDP/+EFwhhUZi7R94th1k5Pz8vt05NaNYfbLxL3Oy/R/ hH96zmYq6nsmkk39UhOM6lB0Tab7s7pvbtwyjnyDbaXWG1scDrFUHdNuf69acST7Vw2Q +7wIPGGhHkwl4E959/UJSKQ194zHpGoGcUiwFgXWisPCbnar6KW/qUlNO4v/8DtR3eCz N852er9Mokj5LDmpEVuOcUpI3i9kESkQLH7XkVncOlopH8SzbsiQyTusCdmtRzLOGBdO JCug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689094840; x=1691686840; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=FBifTLJyNVrHXcwQTPdSLju8n+Q3WGNj+ogm/u94S6U=; b=TVuHI+Mg6I3qdzq3923NS2lgyCfTSE3K4bsfQsI3F61hJWi5PVcJn6xI2rq8XxHfI1 oEXi1ZtJqS6Ao0MVVNjwiWzdWnMfgWjLg068exjj3MrjBMl5KB76EdYEZpfIFMon/zB2 FEOLQaWZ07DR9/B2Hd4zbBStRshrj5a88TtR1aVi/qu62KYjHse2GOmnC4zhr/e4xcSf MRTxEg2Z9Bwhv6aG8HlvEkliUaP9NEaHqrppxwZ75nRFE1Ia2fkDlkUqUXEH9LXhqDkP +beNMIgIH7oaPl6kb2faWjtVadhG3BZUdZLcsbZzasJYgJfJ/sdRW6EnMJqIJ8EBjU8/ 1ZSQ== X-Gm-Message-State: ABy/qLZ4A3jaD1uNg7j0HmCGzSl02fz88Wo+Rpg/lMrqIrUI6gj9mU8o Yqr/YV3JilvTjtIVZMte6ND90+PjqstlbNAllNyPfef9a6gDQFRRaDxg52bHUiG1O89SYd9Q50X SqNVNjvAYVbIzwdoAPCc5ZGChun0PbSqfYa/zwVUC6iwoW51YRHBzQloEurMvhH5eHTODQ4Lm9L QvCvI= X-Google-Smtp-Source: APBJJlFR/m/6NWsFlFk2jiXh/MTt0+GPvuaf0OjhnGlPhvMsPDcCzwJgCS58p3ITTKSuGrOtqas/Tw== X-Received: by 2002:a17:90a:c587:b0:25e:935f:8449 with SMTP id l7-20020a17090ac58700b0025e935f8449mr12337913pjt.36.1689094839741; Tue, 11 Jul 2023 10:00:39 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: dbarboza@ventanamicro.com, alistair23@gmail.com, Dickon Hood , Richard Henderson , Weiwei Li , Max Chou , Palmer Dabbelt , Alistair Francis , Bin Meng , Liu Zhiwei , Frank Chang Subject: [PATCH v8 06/15] target/riscv: Refactor translation of vector-widening instruction Date: Wed, 12 Jul 2023 00:59:05 +0800 Message-Id: <20230711165917.2629866-7-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230711165917.2629866-1-max.chou@sifive.com> References: <20230711165917.2629866-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::530; envelope-from=max.chou@sifive.com; helo=mail-pg1-x530.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1689094963660100001 Content-Type: text/plain; charset="utf-8" From: Dickon Hood Zvbb (implemented in later commit) has a widening instruction, which requires an extra check on the enabled extensions. Refactor GEN_OPIVX_WIDEN_TRANS() to take a check function to avoid reimplementing it. Signed-off-by: Dickon Hood Reviewed-by: Richard Henderson Reviewed-by: Weiwei Li Signed-off-by: Max Chou --- target/riscv/insn_trans/trans_rvv.c.inc | 52 +++++++++++-------------- 1 file changed, 23 insertions(+), 29 deletions(-) diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_tr= ans/trans_rvv.c.inc index 5dfd524c7d2..a5562505531 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -1526,30 +1526,24 @@ static bool opivx_widen_check(DisasContext *s, arg_= rmrr *a) vext_check_ds(s, a->rd, a->rs2, a->vm); } =20 -static bool do_opivx_widen(DisasContext *s, arg_rmrr *a, - gen_helper_opivx *fn) -{ - if (opivx_widen_check(s, a)) { - return opivx_trans(a->rd, a->rs1, a->rs2, a->vm, fn, s); - } - return false; -} - -#define GEN_OPIVX_WIDEN_TRANS(NAME) \ -static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ -{ \ - static gen_helper_opivx * const fns[3] =3D { \ - gen_helper_##NAME##_b, \ - gen_helper_##NAME##_h, \ - gen_helper_##NAME##_w \ - }; \ - return do_opivx_widen(s, a, fns[s->sew]); \ +#define GEN_OPIVX_WIDEN_TRANS(NAME, CHECK) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (CHECK(s, a)) { \ + static gen_helper_opivx * const fns[3] =3D { = \ + gen_helper_##NAME##_b, \ + gen_helper_##NAME##_h, \ + gen_helper_##NAME##_w \ + }; \ + return opivx_trans(a->rd, a->rs1, a->rs2, a->vm, fns[s->sew], s); \ + } \ + return false; \ } =20 -GEN_OPIVX_WIDEN_TRANS(vwaddu_vx) -GEN_OPIVX_WIDEN_TRANS(vwadd_vx) -GEN_OPIVX_WIDEN_TRANS(vwsubu_vx) -GEN_OPIVX_WIDEN_TRANS(vwsub_vx) +GEN_OPIVX_WIDEN_TRANS(vwaddu_vx, opivx_widen_check) +GEN_OPIVX_WIDEN_TRANS(vwadd_vx, opivx_widen_check) +GEN_OPIVX_WIDEN_TRANS(vwsubu_vx, opivx_widen_check) +GEN_OPIVX_WIDEN_TRANS(vwsub_vx, opivx_widen_check) =20 /* WIDEN OPIVV with WIDEN */ static bool opiwv_widen_check(DisasContext *s, arg_rmrr *a) @@ -1997,9 +1991,9 @@ GEN_OPIVX_TRANS(vrem_vx, opivx_check) GEN_OPIVV_WIDEN_TRANS(vwmul_vv, opivv_widen_check) GEN_OPIVV_WIDEN_TRANS(vwmulu_vv, opivv_widen_check) GEN_OPIVV_WIDEN_TRANS(vwmulsu_vv, opivv_widen_check) -GEN_OPIVX_WIDEN_TRANS(vwmul_vx) -GEN_OPIVX_WIDEN_TRANS(vwmulu_vx) -GEN_OPIVX_WIDEN_TRANS(vwmulsu_vx) +GEN_OPIVX_WIDEN_TRANS(vwmul_vx, opivx_widen_check) +GEN_OPIVX_WIDEN_TRANS(vwmulu_vx, opivx_widen_check) +GEN_OPIVX_WIDEN_TRANS(vwmulsu_vx, opivx_widen_check) =20 /* Vector Single-Width Integer Multiply-Add Instructions */ GEN_OPIVV_TRANS(vmacc_vv, opivv_check) @@ -2015,10 +2009,10 @@ GEN_OPIVX_TRANS(vnmsub_vx, opivx_check) GEN_OPIVV_WIDEN_TRANS(vwmaccu_vv, opivv_widen_check) GEN_OPIVV_WIDEN_TRANS(vwmacc_vv, opivv_widen_check) GEN_OPIVV_WIDEN_TRANS(vwmaccsu_vv, opivv_widen_check) -GEN_OPIVX_WIDEN_TRANS(vwmaccu_vx) -GEN_OPIVX_WIDEN_TRANS(vwmacc_vx) -GEN_OPIVX_WIDEN_TRANS(vwmaccsu_vx) -GEN_OPIVX_WIDEN_TRANS(vwmaccus_vx) +GEN_OPIVX_WIDEN_TRANS(vwmaccu_vx, opivx_widen_check) +GEN_OPIVX_WIDEN_TRANS(vwmacc_vx, opivx_widen_check) +GEN_OPIVX_WIDEN_TRANS(vwmaccsu_vx, opivx_widen_check) +GEN_OPIVX_WIDEN_TRANS(vwmaccus_vx, opivx_widen_check) =20 /* Vector Integer Merge and Move Instructions */ static bool trans_vmv_v_v(DisasContext *s, arg_vmv_v_v *a) --=20 2.34.1 From nobody Mon May 13 16:11:25 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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[125.228.20.175]) by smtp.gmail.com with ESMTPSA id gw10-20020a17090b0a4a00b00262fc84b931sm8381793pjb.44.2023.07.11.10.00.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jul 2023 10:00:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1689094848; x=1691686848; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=IHS86pQjMlrcYUtbAnhHB80mR2E9qScpycHOknGfKfE=; b=FBLzQX1y58lvdeBF8KumBXc2vBcSC4DePewdCk6fj4o7Ccb9+4NKS1C3I2PLxqiizs 5qEsLpLYlUn2Y7O3jrL2JPN5xhvQkPf1qsGFI12P8q03jCbuclAGHMBVGXIQX7OrHeez hUTUXXEo2MtS9C6f03HWYYO+KHtBPBZe69+bEgPfEtN58NeAppijMLD8vnQSJBYCgZWF GWIY6LmZuupOOuUbiLUhJH6FpQoFtQ+soDt8ZdVMSyeCqRjySRqU1VN5/us36O8R8pdq 2Ud0BylmHUJcRqWfQJ/4EfAqF5l32/kxYxcIbzHPyAdqyErIH40N0IE5/lZcJaaXjJG1 Rm/g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689094848; x=1691686848; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=IHS86pQjMlrcYUtbAnhHB80mR2E9qScpycHOknGfKfE=; b=WG7EFsQTYB1C1KubV9qcWTqyKfmYqE4P2Q1kYNp50VJAnPaodzkWniZJc/Hx4jpWoZ u39jj3Svk4B81yRL+De8+uXYRArutEmxVi9Dgb67HIK4wcSfYyeyZ9uSSgji4VcGlFLX UsP6GItgjwr2t4EmaahUDdX2oWZPXkhXg9Aw6LKqZoB2pFInUNDWDcY8+Rrg6LCplPDT su4elGFQi2fYe4LvgipBDqSZNGwMEGlvMqDVuXlLf7w07TDBiLpg8bSHQmDWwt8jlg5z gi3G/t9yGCzI/j7Bs2751f0A1eaBwwA269S1oYIDKEh+ni0R2U9OOs6tNwc2LyrwspfD 8+xg== X-Gm-Message-State: ABy/qLaNpPSlqyqv9+CeRLN77FSWpayjsd2Eq2HaEddDwYwVsFLzpHQu QEnSKhZ84vi2eJcw+Axcvh+WVrbL8qyL6gmN8vdveiJo1MLQJhLrkAue86o5dl9VwGqM7gnI5vp s6krsaPQaxplEiqwURWO/s1VtmovXylihKSAUm+9RXYCUnmG3E0n4AL17Et6LWEZMueDIKgTd3V ZehdU= X-Google-Smtp-Source: APBJJlGSkNLVyMXuae14/zmfIkAC9WezwVZW8+NETk7sRx2+26qO1z1IcYHw0mCHUluyYO/f7RiDaw== X-Received: by 2002:a17:90b:3109:b0:259:3e2a:b6d8 with SMTP id gc9-20020a17090b310900b002593e2ab6d8mr13419804pjb.17.1689094848247; Tue, 11 Jul 2023 10:00:48 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: dbarboza@ventanamicro.com, alistair23@gmail.com, Kiran Ostrolenk , Weiwei Li , Max Chou , Palmer Dabbelt , Alistair Francis , Bin Meng , Liu Zhiwei Subject: [PATCH v8 07/15] target/riscv: Refactor some of the generic vector functionality Date: Wed, 12 Jul 2023 00:59:06 +0800 Message-Id: <20230711165917.2629866-8-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230711165917.2629866-1-max.chou@sifive.com> References: <20230711165917.2629866-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::102c; envelope-from=max.chou@sifive.com; helo=mail-pj1-x102c.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1689095000324100009 Content-Type: text/plain; charset="utf-8" From: Kiran Ostrolenk Move some macros out of `vector_helper` and into `vector_internals`. This ensures they can be used by both vector and vector-crypto helpers (latter implemented in proceeding commits). Signed-off-by: Kiran Ostrolenk Reviewed-by: Weiwei Li Signed-off-by: Max Chou --- target/riscv/vector_helper.c | 42 ------------------------------ target/riscv/vector_internals.h | 46 +++++++++++++++++++++++++++++++++ 2 files changed, 46 insertions(+), 42 deletions(-) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 6434fd2f7e8..ae94576f3df 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -635,9 +635,6 @@ GEN_VEXT_ST_WHOLE(vs8r_v, int8_t, ste_b) #define OP_SUS_H int16_t, uint16_t, int16_t, uint16_t, int16_t #define OP_SUS_W int32_t, uint32_t, int32_t, uint32_t, int32_t #define OP_SUS_D int64_t, uint64_t, int64_t, uint64_t, int64_t -#define WOP_UUU_B uint16_t, uint8_t, uint8_t, uint16_t, uint16_t -#define WOP_UUU_H uint32_t, uint16_t, uint16_t, uint32_t, uint32_t -#define WOP_UUU_W uint64_t, uint32_t, uint32_t, uint64_t, uint64_t #define WOP_SSS_B int16_t, int8_t, int8_t, int16_t, int16_t #define WOP_SSS_H int32_t, int16_t, int16_t, int32_t, int32_t #define WOP_SSS_W int64_t, int32_t, int32_t, int64_t, int64_t @@ -3437,11 +3434,6 @@ GEN_VEXT_VF(vfwnmsac_vf_h, 4) GEN_VEXT_VF(vfwnmsac_vf_w, 8) =20 /* Vector Floating-Point Square-Root Instruction */ -/* (TD, T2, TX2) */ -#define OP_UU_H uint16_t, uint16_t, uint16_t -#define OP_UU_W uint32_t, uint32_t, uint32_t -#define OP_UU_D uint64_t, uint64_t, uint64_t - #define OPFVV1(NAME, TD, T2, TX2, HD, HS2, OP) \ static void do_##NAME(void *vd, void *vs2, int i, \ CPURISCVState *env) \ @@ -4138,40 +4130,6 @@ GEN_VEXT_CMP_VF(vmfge_vf_w, uint32_t, H4, vmfge32) GEN_VEXT_CMP_VF(vmfge_vf_d, uint64_t, H8, vmfge64) =20 /* Vector Floating-Point Classify Instruction */ -#define OPIVV1(NAME, TD, T2, TX2, HD, HS2, OP) \ -static void do_##NAME(void *vd, void *vs2, int i) \ -{ \ - TX2 s2 =3D *((T2 *)vs2 + HS2(i)); \ - *((TD *)vd + HD(i)) =3D OP(s2); \ -} - -#define GEN_VEXT_V(NAME, ESZ) \ -void HELPER(NAME)(void *vd, void *v0, void *vs2, \ - CPURISCVState *env, uint32_t desc) \ -{ \ - uint32_t vm =3D vext_vm(desc); \ - uint32_t vl =3D env->vl; \ - uint32_t total_elems =3D \ - vext_get_total_elems(env, desc, ESZ); \ - uint32_t vta =3D vext_vta(desc); \ - uint32_t vma =3D vext_vma(desc); \ - uint32_t i; \ - \ - for (i =3D env->vstart; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, i)) { \ - /* set masked-off elements to 1s */ \ - vext_set_elems_1s(vd, vma, i * ESZ, \ - (i + 1) * ESZ); \ - continue; \ - } \ - do_##NAME(vd, vs2, i); \ - } \ - env->vstart =3D 0; \ - /* set tail elements to 1s */ \ - vext_set_elems_1s(vd, vta, vl * ESZ, \ - total_elems * ESZ); \ -} - target_ulong fclass_h(uint64_t frs1) { float16 f =3D frs1; diff --git a/target/riscv/vector_internals.h b/target/riscv/vector_internal= s.h index 749d138bebe..8133111e5f6 100644 --- a/target/riscv/vector_internals.h +++ b/target/riscv/vector_internals.h @@ -121,12 +121,52 @@ void vext_set_elems_1s(void *base, uint32_t is_agnost= ic, uint32_t cnt, /* expand macro args before macro */ #define RVVCALL(macro, ...) macro(__VA_ARGS__) =20 +/* (TD, T2, TX2) */ +#define OP_UU_B uint8_t, uint8_t, uint8_t +#define OP_UU_H uint16_t, uint16_t, uint16_t +#define OP_UU_W uint32_t, uint32_t, uint32_t +#define OP_UU_D uint64_t, uint64_t, uint64_t + /* (TD, T1, T2, TX1, TX2) */ #define OP_UUU_B uint8_t, uint8_t, uint8_t, uint8_t, uint8_t #define OP_UUU_H uint16_t, uint16_t, uint16_t, uint16_t, uint16_t #define OP_UUU_W uint32_t, uint32_t, uint32_t, uint32_t, uint32_t #define OP_UUU_D uint64_t, uint64_t, uint64_t, uint64_t, uint64_t =20 +#define OPIVV1(NAME, TD, T2, TX2, HD, HS2, OP) \ +static void do_##NAME(void *vd, void *vs2, int i) \ +{ \ + TX2 s2 =3D *((T2 *)vs2 + HS2(i)); \ + *((TD *)vd + HD(i)) =3D OP(s2); \ +} + +#define GEN_VEXT_V(NAME, ESZ) \ +void HELPER(NAME)(void *vd, void *v0, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t vm =3D vext_vm(desc); \ + uint32_t vl =3D env->vl; \ + uint32_t total_elems =3D \ + vext_get_total_elems(env, desc, ESZ); \ + uint32_t vta =3D vext_vta(desc); \ + uint32_t vma =3D vext_vma(desc); \ + uint32_t i; \ + \ + for (i =3D env->vstart; i < vl; i++) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ + /* set masked-off elements to 1s */ \ + vext_set_elems_1s(vd, vma, i * ESZ, \ + (i + 1) * ESZ); \ + continue; \ + } \ + do_##NAME(vd, vs2, i); \ + } \ + env->vstart =3D 0; \ + /* set tail elements to 1s */ \ + vext_set_elems_1s(vd, vta, vl * ESZ, \ + total_elems * ESZ); \ +} + /* operation of two vector elements */ typedef void opivv2_fn(void *vd, void *vs1, void *vs2, int i); =20 @@ -179,4 +219,10 @@ void HELPER(NAME)(void *vd, void *v0, target_ulong s1,= \ do_##NAME, ESZ); \ } =20 +/* Three of the widening shortening macros: */ +/* (TD, T1, T2, TX1, TX2) */ +#define WOP_UUU_B uint16_t, uint8_t, uint8_t, uint16_t, uint16_t +#define WOP_UUU_H uint32_t, uint16_t, uint16_t, uint32_t, uint32_t +#define WOP_UUU_W uint64_t, uint32_t, uint32_t, uint64_t, uint64_t + #endif /* TARGET_RISCV_VECTOR_INTERNALS_H */ --=20 2.34.1 From nobody Mon May 13 16:11:25 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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[125.228.20.175]) by smtp.gmail.com with ESMTPSA id gw10-20020a17090b0a4a00b00262fc84b931sm8381793pjb.44.2023.07.11.10.00.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jul 2023 10:00:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1689094857; x=1691686857; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=lODiJuBxzTxHHuq+b3alXsoT75Ue394nR2zsmjrsNjo=; b=l/IeIaTDsH59yjbB31mqatlNSYqNMrUnRnbJewcsGMjeYpWsY+KX4DMlvhOH859Pux bD6Z9ECaFifEIqyWKY/3LyULP5BZ3CnfHhqRTFcAocDNky4RfuYXk5HEGKA8ssEpmO+A Fvl7QhE8a41pH3+3lrkjx9Ra/8nzJMo1zmbKxY32EvHUlSty7yzq6cFy/fK6+pPiz0rw USOA3MbWWGqVQRe7wv4mlXt6LASw51dz45i4c96EpaQEd9cOyt+9O50kLumSY91govLu R53N39ZBrwUMw7a3X4rmdWUp5+b6LgOKzwtoZet3+fY+FQLbzcduukctE4eIcwsI1ec5 mqRA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689094857; x=1691686857; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=lODiJuBxzTxHHuq+b3alXsoT75Ue394nR2zsmjrsNjo=; b=GsMaiPXaCU0vp0X/EtpNzHQCOY6usfretmTXPGF6oWl3oxBsyZTcvQ5YkoNYoBDdS3 4HhtpOpxWFPT1+3h/UyUygnPdE7bqRuTFcaE6Zsxeik2UIVnJmETnA8H72jMrZaANFoH PiqqNzjuXvVGdf7lt0uJZgOyT9e2VmeVRyv7QWLqTtzx//zZtfrZ3F+Efkz1VlpxT/Js G3ra6lpvfShUN+6UoDS1XkAfKq7PISnoZPTZfvyXmkyq0rSeHZZtplciS868riWFj0aV ORkRtZ2s3b7ixRF4C4bl3lmH/yhix/JhUiIQvVz0aGXKW587d3A6kbgFAG0IK6sUYoGe QO0A== X-Gm-Message-State: ABy/qLZ2Dv3ZVlXJ+xqfNQGzzIFM3tkVFljtvzkdSsTSSYPqIe1KJwxY PoWgUusVI0eoVF8nFZSH8jCuEdvh+9eLQj8L0v9fzXW7kLfCpnIVmzXdxuhEf2r2zNAVokAWSoi a+UuV6HZeNVnyaYnND20M2Wn3L2vRnYqygTtEbd03Xs70bqfM42zMkDIqiWMt5WwZSF9BwypfSt Fu+VM= X-Google-Smtp-Source: APBJJlHCgZcNkBSIHELULy0/AfO15EB/5AP3l0O2DBYujjYk7W+/2T/vUdBrsoXy4glvg391xxpMRg== X-Received: by 2002:a17:90b:1e4a:b0:263:f435:ef2d with SMTP id pi10-20020a17090b1e4a00b00263f435ef2dmr11918496pjb.10.1689094856065; Tue, 11 Jul 2023 10:00:56 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: dbarboza@ventanamicro.com, alistair23@gmail.com, Dickon Hood , Nazar Kazakov , William Salmon , Kiran Ostrolenk , Max Chou , Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Liu Zhiwei , Lawrence Hunter Subject: [PATCH v8 08/15] target/riscv: Add Zvbb ISA extension support Date: Wed, 12 Jul 2023 00:59:07 +0800 Message-Id: <20230711165917.2629866-9-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230711165917.2629866-1-max.chou@sifive.com> References: <20230711165917.2629866-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::102f; envelope-from=max.chou@sifive.com; helo=mail-pj1-x102f.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1689095024130100002 Content-Type: text/plain; charset="utf-8" From: Dickon Hood This commit adds support for the Zvbb vector-crypto extension, which consists of the following instructions: * vrol.[vv,vx] * vror.[vv,vx,vi] * vbrev8.v * vrev8.v * vandn.[vv,vx] * vbrev.v * vclz.v * vctz.v * vcpop.v * vwsll.[vv,vx,vi] Translation functions are defined in `target/riscv/insn_trans/trans_rvvk.c.inc` and helpers are defined in `target/riscv/vcrypto_helper.c`. Co-authored-by: Nazar Kazakov Co-authored-by: William Salmon Co-authored-by: Kiran Ostrolenk [max.chou@sifive.com: Fix imm mode of vror.vi] Signed-off-by: Nazar Kazakov Signed-off-by: William Salmon Signed-off-by: Kiran Ostrolenk Signed-off-by: Dickon Hood Signed-off-by: Max Chou Reviewed-by: Daniel Henrique Barboza [max.chou@sifive.com: Exposed x-zvbb property] Acked-by: Alistair Francis --- target/riscv/cpu.c | 12 ++ target/riscv/cpu_cfg.h | 1 + target/riscv/helper.h | 62 +++++++++ target/riscv/insn32.decode | 20 +++ target/riscv/insn_trans/trans_rvvk.c.inc | 164 +++++++++++++++++++++++ target/riscv/vcrypto_helper.c | 138 +++++++++++++++++++ 6 files changed, 397 insertions(+) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index d1dc78d483f..e39a6118bbc 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -119,6 +119,7 @@ static const struct isa_ext_data isa_edata_arr[] =3D { ISA_EXT_DATA_ENTRY(zksed, PRIV_VERSION_1_12_0, ext_zksed), ISA_EXT_DATA_ENTRY(zksh, PRIV_VERSION_1_12_0, ext_zksh), ISA_EXT_DATA_ENTRY(zkt, PRIV_VERSION_1_12_0, ext_zkt), + ISA_EXT_DATA_ENTRY(zvbb, PRIV_VERSION_1_12_0, ext_zvbb), ISA_EXT_DATA_ENTRY(zvbc, PRIV_VERSION_1_12_0, ext_zvbc), ISA_EXT_DATA_ENTRY(zve32f, PRIV_VERSION_1_10_0, ext_zve32f), ISA_EXT_DATA_ENTRY(zve64f, PRIV_VERSION_1_10_0, ext_zve64f), @@ -1269,6 +1270,16 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu= , Error **errp) return; } =20 + /* + * In principle Zve*x would also suffice here, were they supported + * in qemu + */ + if (cpu->cfg.ext_zvbb && !cpu->cfg.ext_zve32f) { + error_setg(errp, + "Vector crypto extensions require V or Zve* extensions"= ); + return; + } + if (cpu->cfg.ext_zvbc && !cpu->cfg.ext_zve64f) { error_setg(errp, "Zvbc extension requires V or Zve64{f,d} extensio= ns"); return; @@ -1852,6 +1863,7 @@ static Property riscv_cpu_extensions[] =3D { DEFINE_PROP_BOOL("x-zvfbfwma", RISCVCPU, cfg.ext_zvfbfwma, false), =20 /* Vector cryptography extensions */ + DEFINE_PROP_BOOL("x-zvbb", RISCVCPU, cfg.ext_zvbb, false), DEFINE_PROP_BOOL("x-zvbc", RISCVCPU, cfg.ext_zvbc, false), =20 DEFINE_PROP_END_OF_LIST(), diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h index d25b36a5128..0e31ebeed93 100644 --- a/target/riscv/cpu_cfg.h +++ b/target/riscv/cpu_cfg.h @@ -85,6 +85,7 @@ struct RISCVCPUConfig { bool ext_zve32f; bool ext_zve64f; bool ext_zve64d; + bool ext_zvbb; bool ext_zvbc; bool ext_zmmul; bool ext_zvfbfmin; diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 6776777c4eb..3db25ed2a20 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1188,3 +1188,65 @@ DEF_HELPER_6(vclmul_vv, void, ptr, ptr, ptr, ptr, en= v, i32) DEF_HELPER_6(vclmul_vx, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vclmulh_vv, void, ptr, ptr, ptr, ptr, env, i32) DEF_HELPER_6(vclmulh_vx, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vror_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vror_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vror_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vror_vv_d, void, ptr, ptr, ptr, ptr, env, i32) + +DEF_HELPER_6(vror_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vror_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vror_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vror_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vrol_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vrol_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vrol_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vrol_vv_d, void, ptr, ptr, ptr, ptr, env, i32) + +DEF_HELPER_6(vrol_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vrol_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vrol_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vrol_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_5(vrev8_v_b, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vrev8_v_h, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vrev8_v_w, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vrev8_v_d, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vbrev8_v_b, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vbrev8_v_h, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vbrev8_v_w, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vbrev8_v_d, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vbrev_v_b, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vbrev_v_h, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vbrev_v_w, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vbrev_v_d, void, ptr, ptr, ptr, env, i32) + +DEF_HELPER_5(vclz_v_b, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vclz_v_h, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vclz_v_w, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vclz_v_d, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vctz_v_b, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vctz_v_h, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vctz_v_w, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vctz_v_d, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vcpop_v_b, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vcpop_v_h, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vcpop_v_w, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vcpop_v_d, void, ptr, ptr, ptr, env, i32) + +DEF_HELPER_6(vwsll_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwsll_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwsll_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwsll_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwsll_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwsll_vx_w, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vandn_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vandn_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vandn_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vandn_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vandn_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vandn_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vandn_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vandn_vx_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index dd50d5a48c7..b982a8325bb 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -37,6 +37,7 @@ %imm_u 12:s20 !function=3Dex_shift_12 %imm_bs 30:2 !function=3Dex_shift_3 %imm_rnum 20:4 +%imm_z6 26:1 15:5 =20 # Argument sets: &empty @@ -82,6 +83,7 @@ @r_vm ...... vm:1 ..... ..... ... ..... ....... &rmrr %rs2 %rs1 %rd @r_vm_1 ...... . ..... ..... ... ..... ....... &rmrr vm=3D1 %rs2 %rs1 = %rd @r_vm_0 ...... . ..... ..... ... ..... ....... &rmrr vm=3D0 %rs2 %rs1 = %rd +@r2_zimm6 ..... . vm:1 ..... ..... ... ..... ....... &rmrr %rs2 rs1=3D%i= mm_z6 %rd @r2_zimm11 . zimm:11 ..... ... ..... ....... %rs1 %rd @r2_zimm10 .. zimm:10 ..... ... ..... ....... %rs1 %rd @r2_s ....... ..... ..... ... ..... ....... %rs2 %rs1 @@ -952,3 +954,21 @@ vclmul_vv 001100 . ..... ..... 010 ..... 1010111 @r_= vm vclmul_vx 001100 . ..... ..... 110 ..... 1010111 @r_vm vclmulh_vv 001101 . ..... ..... 010 ..... 1010111 @r_vm vclmulh_vx 001101 . ..... ..... 110 ..... 1010111 @r_vm + +# *** Zvbb vector crypto extension *** +vrol_vv 010101 . ..... ..... 000 ..... 1010111 @r_vm +vrol_vx 010101 . ..... ..... 100 ..... 1010111 @r_vm +vror_vv 010100 . ..... ..... 000 ..... 1010111 @r_vm +vror_vx 010100 . ..... ..... 100 ..... 1010111 @r_vm +vror_vi 01010. . ..... ..... 011 ..... 1010111 @r2_zimm6 +vbrev8_v 010010 . ..... 01000 010 ..... 1010111 @r2_vm +vrev8_v 010010 . ..... 01001 010 ..... 1010111 @r2_vm +vandn_vv 000001 . ..... ..... 000 ..... 1010111 @r_vm +vandn_vx 000001 . ..... ..... 100 ..... 1010111 @r_vm +vbrev_v 010010 . ..... 01010 010 ..... 1010111 @r2_vm +vclz_v 010010 . ..... 01100 010 ..... 1010111 @r2_vm +vctz_v 010010 . ..... 01101 010 ..... 1010111 @r2_vm +vcpop_v 010010 . ..... 01110 010 ..... 1010111 @r2_vm +vwsll_vv 110101 . ..... ..... 000 ..... 1010111 @r_vm +vwsll_vx 110101 . ..... ..... 100 ..... 1010111 @r_vm +vwsll_vi 110101 . ..... ..... 011 ..... 1010111 @r_vm diff --git a/target/riscv/insn_trans/trans_rvvk.c.inc b/target/riscv/insn_t= rans/trans_rvvk.c.inc index 552b08a2fd1..0e4b3376134 100644 --- a/target/riscv/insn_trans/trans_rvvk.c.inc +++ b/target/riscv/insn_trans/trans_rvvk.c.inc @@ -60,3 +60,167 @@ static bool vclmul_vx_check(DisasContext *s, arg_rmrr *= a) =20 GEN_VX_MASKED_TRANS(vclmul_vx, vclmul_vx_check) GEN_VX_MASKED_TRANS(vclmulh_vx, vclmul_vx_check) + +/* + * Zvbb + */ + +#define GEN_OPIVI_GVEC_TRANS_CHECK(NAME, IMM_MODE, OPIVX, SUF, CHECK) \ + static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ + { \ + if (CHECK(s, a)) { \ + static gen_helper_opivx *const fns[4] =3D { \ + gen_helper_##OPIVX##_b, \ + gen_helper_##OPIVX##_h, \ + gen_helper_##OPIVX##_w, \ + gen_helper_##OPIVX##_d, \ + }; \ + return do_opivi_gvec(s, a, tcg_gen_gvec_##SUF, fns[s->sew], \ + IMM_MODE); \ + } \ + return false; \ + } + +#define GEN_OPIVV_GVEC_TRANS_CHECK(NAME, SUF, CHECK) \ + static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ + { \ + if (CHECK(s, a)) { \ + static gen_helper_gvec_4_ptr *const fns[4] =3D { = \ + gen_helper_##NAME##_b, \ + gen_helper_##NAME##_h, \ + gen_helper_##NAME##_w, \ + gen_helper_##NAME##_d, \ + }; \ + return do_opivv_gvec(s, a, tcg_gen_gvec_##SUF, fns[s->sew]); \ + } \ + return false; \ + } + +#define GEN_OPIVX_GVEC_SHIFT_TRANS_CHECK(NAME, SUF, CHECK) \ + static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ + { \ + if (CHECK(s, a)) { \ + static gen_helper_opivx *const fns[4] =3D { \ + gen_helper_##NAME##_b, \ + gen_helper_##NAME##_h, \ + gen_helper_##NAME##_w, \ + gen_helper_##NAME##_d, \ + }; \ + return do_opivx_gvec_shift(s, a, tcg_gen_gvec_##SUF, \ + fns[s->sew]); \ + } \ + return false; \ + } + +static bool zvbb_vv_check(DisasContext *s, arg_rmrr *a) +{ + return opivv_check(s, a) && s->cfg_ptr->ext_zvbb =3D=3D true; +} + +static bool zvbb_vx_check(DisasContext *s, arg_rmrr *a) +{ + return opivx_check(s, a) && s->cfg_ptr->ext_zvbb =3D=3D true; +} + +/* vrol.v[vx] */ +GEN_OPIVV_GVEC_TRANS_CHECK(vrol_vv, rotlv, zvbb_vv_check) +GEN_OPIVX_GVEC_SHIFT_TRANS_CHECK(vrol_vx, rotls, zvbb_vx_check) + +/* vror.v[vxi] */ +GEN_OPIVV_GVEC_TRANS_CHECK(vror_vv, rotrv, zvbb_vv_check) +GEN_OPIVX_GVEC_SHIFT_TRANS_CHECK(vror_vx, rotrs, zvbb_vx_check) +GEN_OPIVI_GVEC_TRANS_CHECK(vror_vi, IMM_TRUNC_SEW, vror_vx, rotri, zvbb_vx= _check) + +#define GEN_OPIVX_GVEC_TRANS_CHECK(NAME, SUF, CHECK) \ + static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ + { \ + if (CHECK(s, a)) { \ + static gen_helper_opivx *const fns[4] =3D { = \ + gen_helper_##NAME##_b, \ + gen_helper_##NAME##_h, \ + gen_helper_##NAME##_w, \ + gen_helper_##NAME##_d, \ + }; \ + return do_opivx_gvec(s, a, tcg_gen_gvec_##SUF, fns[s->sew]); \ + } \ + return false; \ + } + +/* vandn.v[vx] */ +GEN_OPIVV_GVEC_TRANS_CHECK(vandn_vv, andc, zvbb_vv_check) +GEN_OPIVX_GVEC_TRANS_CHECK(vandn_vx, andcs, zvbb_vx_check) + +#define GEN_OPIV_TRANS(NAME, CHECK) = \ + static bool trans_##NAME(DisasContext *s, arg_rmr *a) = \ + { = \ + if (CHECK(s, a)) { = \ + uint32_t data =3D 0; = \ + static gen_helper_gvec_3_ptr *const fns[4] =3D { = \ + gen_helper_##NAME##_b, = \ + gen_helper_##NAME##_h, = \ + gen_helper_##NAME##_w, = \ + gen_helper_##NAME##_d, = \ + }; = \ + TCGLabel *over =3D gen_new_label(); = \ + tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); = \ + = \ + data =3D FIELD_DP32(data, VDATA, VM, a->vm); = \ + data =3D FIELD_DP32(data, VDATA, LMUL, s->lmul); = \ + data =3D FIELD_DP32(data, VDATA, VTA, s->vta); = \ + data =3D FIELD_DP32(data, VDATA, VTA_ALL_1S, s->cfg_vta_all_1s= ); \ + data =3D FIELD_DP32(data, VDATA, VMA, s->vma); = \ + tcg_gen_gvec_3_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), = \ + vreg_ofs(s, a->rs2), cpu_env, = \ + s->cfg_ptr->vlen / 8, s->cfg_ptr->vlen / 8,= \ + data, fns[s->sew]); = \ + mark_vs_dirty(s); = \ + gen_set_label(over); = \ + return true; = \ + } = \ + return false; = \ + } + +static bool zvbb_opiv_check(DisasContext *s, arg_rmr *a) +{ + return s->cfg_ptr->ext_zvbb =3D=3D true && + require_rvv(s) && + vext_check_isa_ill(s) && + vext_check_ss(s, a->rd, a->rs2, a->vm); +} + +GEN_OPIV_TRANS(vbrev8_v, zvbb_opiv_check) +GEN_OPIV_TRANS(vrev8_v, zvbb_opiv_check) +GEN_OPIV_TRANS(vbrev_v, zvbb_opiv_check) +GEN_OPIV_TRANS(vclz_v, zvbb_opiv_check) +GEN_OPIV_TRANS(vctz_v, zvbb_opiv_check) +GEN_OPIV_TRANS(vcpop_v, zvbb_opiv_check) + +static bool vwsll_vv_check(DisasContext *s, arg_rmrr *a) +{ + return s->cfg_ptr->ext_zvbb && opivv_widen_check(s, a); +} + +static bool vwsll_vx_check(DisasContext *s, arg_rmrr *a) +{ + return s->cfg_ptr->ext_zvbb && opivx_widen_check(s, a); +} + +/* OPIVI without GVEC IR */ +#define GEN_OPIVI_WIDEN_TRANS(NAME, IMM_MODE, OPIVX, CHECK) = \ + static bool trans_##NAME(DisasContext *s, arg_rmrr *a) = \ + { = \ + if (CHECK(s, a)) { = \ + static gen_helper_opivx *const fns[3] =3D { = \ + gen_helper_##OPIVX##_b, = \ + gen_helper_##OPIVX##_h, = \ + gen_helper_##OPIVX##_w, = \ + }; = \ + return opivi_trans(a->rd, a->rs1, a->rs2, a->vm, fns[s->sew], = s, \ + IMM_MODE); = \ + } = \ + return false; = \ + } + +GEN_OPIVV_WIDEN_TRANS(vwsll_vv, vwsll_vv_check) +GEN_OPIVX_WIDEN_TRANS(vwsll_vx, vwsll_vx_check) +GEN_OPIVI_WIDEN_TRANS(vwsll_vi, IMM_ZX, vwsll_vx, vwsll_vx_check) diff --git a/target/riscv/vcrypto_helper.c b/target/riscv/vcrypto_helper.c index 8b7c63d4997..11239b59d6f 100644 --- a/target/riscv/vcrypto_helper.c +++ b/target/riscv/vcrypto_helper.c @@ -20,6 +20,7 @@ #include "qemu/osdep.h" #include "qemu/host-utils.h" #include "qemu/bitops.h" +#include "qemu/bswap.h" #include "cpu.h" #include "exec/memop.h" #include "exec/exec-all.h" @@ -57,3 +58,140 @@ RVVCALL(OPIVV2, vclmulh_vv, OP_UUU_D, H8, H8, H8, clmul= h64) GEN_VEXT_VV(vclmulh_vv, 8) RVVCALL(OPIVX2, vclmulh_vx, OP_UUU_D, H8, H8, clmulh64) GEN_VEXT_VX(vclmulh_vx, 8) + +RVVCALL(OPIVV2, vror_vv_b, OP_UUU_B, H1, H1, H1, ror8) +RVVCALL(OPIVV2, vror_vv_h, OP_UUU_H, H2, H2, H2, ror16) +RVVCALL(OPIVV2, vror_vv_w, OP_UUU_W, H4, H4, H4, ror32) +RVVCALL(OPIVV2, vror_vv_d, OP_UUU_D, H8, H8, H8, ror64) +GEN_VEXT_VV(vror_vv_b, 1) +GEN_VEXT_VV(vror_vv_h, 2) +GEN_VEXT_VV(vror_vv_w, 4) +GEN_VEXT_VV(vror_vv_d, 8) + +RVVCALL(OPIVX2, vror_vx_b, OP_UUU_B, H1, H1, ror8) +RVVCALL(OPIVX2, vror_vx_h, OP_UUU_H, H2, H2, ror16) +RVVCALL(OPIVX2, vror_vx_w, OP_UUU_W, H4, H4, ror32) +RVVCALL(OPIVX2, vror_vx_d, OP_UUU_D, H8, H8, ror64) +GEN_VEXT_VX(vror_vx_b, 1) +GEN_VEXT_VX(vror_vx_h, 2) +GEN_VEXT_VX(vror_vx_w, 4) +GEN_VEXT_VX(vror_vx_d, 8) + +RVVCALL(OPIVV2, vrol_vv_b, OP_UUU_B, H1, H1, H1, rol8) +RVVCALL(OPIVV2, vrol_vv_h, OP_UUU_H, H2, H2, H2, rol16) +RVVCALL(OPIVV2, vrol_vv_w, OP_UUU_W, H4, H4, H4, rol32) +RVVCALL(OPIVV2, vrol_vv_d, OP_UUU_D, H8, H8, H8, rol64) +GEN_VEXT_VV(vrol_vv_b, 1) +GEN_VEXT_VV(vrol_vv_h, 2) +GEN_VEXT_VV(vrol_vv_w, 4) +GEN_VEXT_VV(vrol_vv_d, 8) + +RVVCALL(OPIVX2, vrol_vx_b, OP_UUU_B, H1, H1, rol8) +RVVCALL(OPIVX2, vrol_vx_h, OP_UUU_H, H2, H2, rol16) +RVVCALL(OPIVX2, vrol_vx_w, OP_UUU_W, H4, H4, rol32) +RVVCALL(OPIVX2, vrol_vx_d, OP_UUU_D, H8, H8, rol64) +GEN_VEXT_VX(vrol_vx_b, 1) +GEN_VEXT_VX(vrol_vx_h, 2) +GEN_VEXT_VX(vrol_vx_w, 4) +GEN_VEXT_VX(vrol_vx_d, 8) + +static uint64_t brev8(uint64_t val) +{ + val =3D ((val & 0x5555555555555555ull) << 1) | + ((val & 0xAAAAAAAAAAAAAAAAull) >> 1); + val =3D ((val & 0x3333333333333333ull) << 2) | + ((val & 0xCCCCCCCCCCCCCCCCull) >> 2); + val =3D ((val & 0x0F0F0F0F0F0F0F0Full) << 4) | + ((val & 0xF0F0F0F0F0F0F0F0ull) >> 4); + + return val; +} + +RVVCALL(OPIVV1, vbrev8_v_b, OP_UU_B, H1, H1, brev8) +RVVCALL(OPIVV1, vbrev8_v_h, OP_UU_H, H2, H2, brev8) +RVVCALL(OPIVV1, vbrev8_v_w, OP_UU_W, H4, H4, brev8) +RVVCALL(OPIVV1, vbrev8_v_d, OP_UU_D, H8, H8, brev8) +GEN_VEXT_V(vbrev8_v_b, 1) +GEN_VEXT_V(vbrev8_v_h, 2) +GEN_VEXT_V(vbrev8_v_w, 4) +GEN_VEXT_V(vbrev8_v_d, 8) + +#define DO_IDENTITY(a) (a) +RVVCALL(OPIVV1, vrev8_v_b, OP_UU_B, H1, H1, DO_IDENTITY) +RVVCALL(OPIVV1, vrev8_v_h, OP_UU_H, H2, H2, bswap16) +RVVCALL(OPIVV1, vrev8_v_w, OP_UU_W, H4, H4, bswap32) +RVVCALL(OPIVV1, vrev8_v_d, OP_UU_D, H8, H8, bswap64) +GEN_VEXT_V(vrev8_v_b, 1) +GEN_VEXT_V(vrev8_v_h, 2) +GEN_VEXT_V(vrev8_v_w, 4) +GEN_VEXT_V(vrev8_v_d, 8) + +#define DO_ANDN(a, b) ((a) & ~(b)) +RVVCALL(OPIVV2, vandn_vv_b, OP_UUU_B, H1, H1, H1, DO_ANDN) +RVVCALL(OPIVV2, vandn_vv_h, OP_UUU_H, H2, H2, H2, DO_ANDN) +RVVCALL(OPIVV2, vandn_vv_w, OP_UUU_W, H4, H4, H4, DO_ANDN) +RVVCALL(OPIVV2, vandn_vv_d, OP_UUU_D, H8, H8, H8, DO_ANDN) +GEN_VEXT_VV(vandn_vv_b, 1) +GEN_VEXT_VV(vandn_vv_h, 2) +GEN_VEXT_VV(vandn_vv_w, 4) +GEN_VEXT_VV(vandn_vv_d, 8) + +RVVCALL(OPIVX2, vandn_vx_b, OP_UUU_B, H1, H1, DO_ANDN) +RVVCALL(OPIVX2, vandn_vx_h, OP_UUU_H, H2, H2, DO_ANDN) +RVVCALL(OPIVX2, vandn_vx_w, OP_UUU_W, H4, H4, DO_ANDN) +RVVCALL(OPIVX2, vandn_vx_d, OP_UUU_D, H8, H8, DO_ANDN) +GEN_VEXT_VX(vandn_vx_b, 1) +GEN_VEXT_VX(vandn_vx_h, 2) +GEN_VEXT_VX(vandn_vx_w, 4) +GEN_VEXT_VX(vandn_vx_d, 8) + +RVVCALL(OPIVV1, vbrev_v_b, OP_UU_B, H1, H1, revbit8) +RVVCALL(OPIVV1, vbrev_v_h, OP_UU_H, H2, H2, revbit16) +RVVCALL(OPIVV1, vbrev_v_w, OP_UU_W, H4, H4, revbit32) +RVVCALL(OPIVV1, vbrev_v_d, OP_UU_D, H8, H8, revbit64) +GEN_VEXT_V(vbrev_v_b, 1) +GEN_VEXT_V(vbrev_v_h, 2) +GEN_VEXT_V(vbrev_v_w, 4) +GEN_VEXT_V(vbrev_v_d, 8) + +RVVCALL(OPIVV1, vclz_v_b, OP_UU_B, H1, H1, clz8) +RVVCALL(OPIVV1, vclz_v_h, OP_UU_H, H2, H2, clz16) +RVVCALL(OPIVV1, vclz_v_w, OP_UU_W, H4, H4, clz32) +RVVCALL(OPIVV1, vclz_v_d, OP_UU_D, H8, H8, clz64) +GEN_VEXT_V(vclz_v_b, 1) +GEN_VEXT_V(vclz_v_h, 2) +GEN_VEXT_V(vclz_v_w, 4) +GEN_VEXT_V(vclz_v_d, 8) + +RVVCALL(OPIVV1, vctz_v_b, OP_UU_B, H1, H1, ctz8) +RVVCALL(OPIVV1, vctz_v_h, OP_UU_H, H2, H2, ctz16) +RVVCALL(OPIVV1, vctz_v_w, OP_UU_W, H4, H4, ctz32) +RVVCALL(OPIVV1, vctz_v_d, OP_UU_D, H8, H8, ctz64) +GEN_VEXT_V(vctz_v_b, 1) +GEN_VEXT_V(vctz_v_h, 2) +GEN_VEXT_V(vctz_v_w, 4) +GEN_VEXT_V(vctz_v_d, 8) + +RVVCALL(OPIVV1, vcpop_v_b, OP_UU_B, H1, H1, ctpop8) +RVVCALL(OPIVV1, vcpop_v_h, OP_UU_H, H2, H2, ctpop16) +RVVCALL(OPIVV1, vcpop_v_w, OP_UU_W, H4, H4, ctpop32) +RVVCALL(OPIVV1, vcpop_v_d, OP_UU_D, H8, H8, ctpop64) +GEN_VEXT_V(vcpop_v_b, 1) +GEN_VEXT_V(vcpop_v_h, 2) +GEN_VEXT_V(vcpop_v_w, 4) +GEN_VEXT_V(vcpop_v_d, 8) + +#define DO_SLL(N, M) (N << (M & (sizeof(N) * 8 - 1))) +RVVCALL(OPIVV2, vwsll_vv_b, WOP_UUU_B, H2, H1, H1, DO_SLL) +RVVCALL(OPIVV2, vwsll_vv_h, WOP_UUU_H, H4, H2, H2, DO_SLL) +RVVCALL(OPIVV2, vwsll_vv_w, WOP_UUU_W, H8, H4, H4, DO_SLL) +GEN_VEXT_VV(vwsll_vv_b, 2) +GEN_VEXT_VV(vwsll_vv_h, 4) +GEN_VEXT_VV(vwsll_vv_w, 8) + +RVVCALL(OPIVX2, vwsll_vx_b, WOP_UUU_B, H2, H1, DO_SLL) +RVVCALL(OPIVX2, vwsll_vx_h, WOP_UUU_H, H4, H2, DO_SLL) +RVVCALL(OPIVX2, vwsll_vx_w, WOP_UUU_W, H8, H4, DO_SLL) +GEN_VEXT_VX(vwsll_vx_b, 2) +GEN_VEXT_VX(vwsll_vx_h, 4) +GEN_VEXT_VX(vwsll_vx_w, 8) --=20 2.34.1 From nobody Mon May 13 16:11:25 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as 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[125.228.20.175]) by smtp.gmail.com with ESMTPSA id gw10-20020a17090b0a4a00b00262fc84b931sm8381793pjb.44.2023.07.11.10.00.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jul 2023 10:01:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1689094862; x=1691686862; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=ISzm/OE2tqpDoDatRwHouXAMHK5uXNckR+Hf74FIDtU=; b=KAlJkZF6xS6OX/mOS6++Y2EewSOCex5/JcuawdCrrmoWrmsFPgVJ1f1D5TAFcspz+f zRLCEYBMW5REkytUWnQ3Bh3hsIclxeRqgc0lIcRSrPB2ZBRnAACpRdXHfAVOYRmJtOOp 1jT77UOChnB650TCgoerLUAtZ344aDHUoN5oWiKi8EvhSEAsieoM8JnhI8MVa7856pbn gBbHA9EKVjayhRR93Z24JsOepkiI827LsjHuaU2gpQH9ZWLf/eYp6Tu58hSONoDdm7Sc YaD7+lSxcOMZLKz9n+oU/dr45F6s2yglKReqveUUIk8gRLrArSSKGvXY63/4CL1cBevi 2ixw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689094862; x=1691686862; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=ISzm/OE2tqpDoDatRwHouXAMHK5uXNckR+Hf74FIDtU=; b=EtHKgVUp3dwggRmkuLgQQWzQhQJxACBFnW8Kp/8AZ4pUxByx6lI2dgSFqtKLeVd2Xd 3qFonEWGCbMNWadf8OdmBpAPJrmTwvt3r6ylDLgIguPmvofaASKZloobmqvlqYkHbEUB /wXQX/PnTc1fOkfEdedBiXZLKNO0RUmsPlV+2oNqAlG/ELbJj6KJHRlgDg2kxr67dssa Q/97IiJqgBQDY/Wh4BDeXbMNRAPP7xypqjEs9UyIewW0KXuERloU6gxrmsSjmr0wENUd uh+5D8maVhM8hKFLExeT8EQUlpkB/BINroyh8jVMG8/Vpj81lhpAEquWuftFfmJwN+kl 6vHg== X-Gm-Message-State: ABy/qLYCmec2dYc3UGcFB73ReIR69TlXRtGBuezljCInVfGhn5Omho8C gso+aHymxqRC6zqyxlCOkK0w/D4QJL22tVtFyEeZS7kL5O+Hg4cqQEZU9cTpsxYZLW0s6PTAS7q mkOuuy8Tt+c196iy3cJRH/GMzeMa5zS56c53URXt5BGJzDi0pDwqLQJ3QYrASGSI2mia4jiD23P 9FL7w= X-Google-Smtp-Source: APBJJlHWtK0X6FBjeAsIIKw60BexxwmAcdNtW//DQa4TwaVIIgth6pGlOUVzefpu0JykFDNgDJTUrg== X-Received: by 2002:a17:90b:3109:b0:259:3e2a:b6d8 with SMTP id gc9-20020a17090b310900b002593e2ab6d8mr13420553pjb.17.1689094862004; Tue, 11 Jul 2023 10:01:02 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: dbarboza@ventanamicro.com, alistair23@gmail.com, Nazar Kazakov , Lawrence Hunter , William Salmon , Max Chou , Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Liu Zhiwei , Kiran Ostrolenk Subject: [PATCH v8 09/15] target/riscv: Add Zvkned ISA extension support Date: Wed, 12 Jul 2023 00:59:08 +0800 Message-Id: <20230711165917.2629866-10-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230711165917.2629866-1-max.chou@sifive.com> References: <20230711165917.2629866-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::1029; envelope-from=max.chou@sifive.com; helo=mail-pj1-x1029.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1689095008003100001 Content-Type: text/plain; charset="utf-8" From: Nazar Kazakov This commit adds support for the Zvkned vector-crypto extension, which consists of the following instructions: * vaesef.[vv,vs] * vaesdf.[vv,vs] * vaesdm.[vv,vs] * vaesz.vs * vaesem.[vv,vs] * vaeskf1.vi * vaeskf2.vi Translation functions are defined in `target/riscv/insn_trans/trans_rvvk.c.inc` and helpers are defined in `target/riscv/vcrypto_helper.c`. Co-authored-by: Lawrence Hunter Co-authored-by: William Salmon [max.chou@sifive.com: Replaced vstart checking by TCG op] Signed-off-by: Lawrence Hunter Signed-off-by: William Salmon Signed-off-by: Nazar Kazakov Signed-off-by: Max Chou Reviewed-by: Daniel Henrique Barboza [max.chou@sifive.com: Imported aes-round.h and exposed x-zvkned property] [max.chou@sifive.com: Fixed endian issues and replaced the vstart & vl egs checking by helper function] [max.chou@sifive.com: Replaced bswap32 calls in aes key expanding] --- target/riscv/cpu.c | 4 +- target/riscv/cpu_cfg.h | 1 + target/riscv/helper.h | 14 ++ target/riscv/insn32.decode | 14 ++ target/riscv/insn_trans/trans_rvvk.c.inc | 147 +++++++++++++++++ target/riscv/vcrypto_helper.c | 202 +++++++++++++++++++++++ 6 files changed, 381 insertions(+), 1 deletion(-) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index e39a6118bbc..a1a40875f95 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -128,6 +128,7 @@ static const struct isa_ext_data isa_edata_arr[] =3D { ISA_EXT_DATA_ENTRY(zvfbfwma, PRIV_VERSION_1_12_0, ext_zvfbfwma), ISA_EXT_DATA_ENTRY(zvfh, PRIV_VERSION_1_12_0, ext_zvfh), ISA_EXT_DATA_ENTRY(zvfhmin, PRIV_VERSION_1_12_0, ext_zvfhmin), + ISA_EXT_DATA_ENTRY(zvkned, PRIV_VERSION_1_12_0, ext_zvkned), ISA_EXT_DATA_ENTRY(zhinx, PRIV_VERSION_1_12_0, ext_zhinx), ISA_EXT_DATA_ENTRY(zhinxmin, PRIV_VERSION_1_12_0, ext_zhinxmin), ISA_EXT_DATA_ENTRY(smaia, PRIV_VERSION_1_12_0, ext_smaia), @@ -1274,7 +1275,7 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu,= Error **errp) * In principle Zve*x would also suffice here, were they supported * in qemu */ - if (cpu->cfg.ext_zvbb && !cpu->cfg.ext_zve32f) { + if ((cpu->cfg.ext_zvbb || cpu->cfg.ext_zvkned) && !cpu->cfg.ext_zve32f= ) { error_setg(errp, "Vector crypto extensions require V or Zve* extensions"= ); return; @@ -1865,6 +1866,7 @@ static Property riscv_cpu_extensions[] =3D { /* Vector cryptography extensions */ DEFINE_PROP_BOOL("x-zvbb", RISCVCPU, cfg.ext_zvbb, false), DEFINE_PROP_BOOL("x-zvbc", RISCVCPU, cfg.ext_zvbc, false), + DEFINE_PROP_BOOL("x-zvkned", RISCVCPU, cfg.ext_zvkned, false), =20 DEFINE_PROP_END_OF_LIST(), }; diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h index 0e31ebeed93..c7eafe27c0d 100644 --- a/target/riscv/cpu_cfg.h +++ b/target/riscv/cpu_cfg.h @@ -87,6 +87,7 @@ struct RISCVCPUConfig { bool ext_zve64d; bool ext_zvbb; bool ext_zvbc; + bool ext_zvkned; bool ext_zmmul; bool ext_zvfbfmin; bool ext_zvfbfwma; diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 3db25ed2a20..02e5dbe6ee4 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1250,3 +1250,17 @@ DEF_HELPER_6(vandn_vx_b, void, ptr, ptr, tl, ptr, en= v, i32) DEF_HELPER_6(vandn_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vandn_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vandn_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_2(egs_check, void, i32, env) + +DEF_HELPER_4(vaesef_vv, void, ptr, ptr, env, i32) +DEF_HELPER_4(vaesef_vs, void, ptr, ptr, env, i32) +DEF_HELPER_4(vaesdf_vv, void, ptr, ptr, env, i32) +DEF_HELPER_4(vaesdf_vs, void, ptr, ptr, env, i32) +DEF_HELPER_4(vaesem_vv, void, ptr, ptr, env, i32) +DEF_HELPER_4(vaesem_vs, void, ptr, ptr, env, i32) +DEF_HELPER_4(vaesdm_vv, void, ptr, ptr, env, i32) +DEF_HELPER_4(vaesdm_vs, void, ptr, ptr, env, i32) +DEF_HELPER_4(vaesz_vs, void, ptr, ptr, env, i32) +DEF_HELPER_5(vaeskf1_vi, void, ptr, ptr, i32, env, i32) +DEF_HELPER_5(vaeskf2_vi, void, ptr, ptr, i32, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index b982a8325bb..4f3c50f10f3 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -75,6 +75,7 @@ @r_rm ....... ..... ..... ... ..... ....... %rs2 %rs1 %rm %rd @r2_rm ....... ..... ..... ... ..... ....... %rs1 %rm %rd @r2 ....... ..... ..... ... ..... ....... &r2 %rs1 %rd +@r2_vm_1 ...... . ..... ..... ... ..... ....... &rmr vm=3D1 %rs2 %rd @r2_nfvm ... ... vm:1 ..... ..... ... ..... ....... &r2nfvm %nf %rs1 %rd @r2_vm ...... vm:1 ..... ..... ... ..... ....... &rmr %rs2 %rd @r1_vm ...... vm:1 ..... ..... ... ..... ....... %rd @@ -972,3 +973,16 @@ vcpop_v 010010 . ..... 01110 010 ..... 1010111 @r2= _vm vwsll_vv 110101 . ..... ..... 000 ..... 1010111 @r_vm vwsll_vx 110101 . ..... ..... 100 ..... 1010111 @r_vm vwsll_vi 110101 . ..... ..... 011 ..... 1010111 @r_vm + +# *** Zvkned vector crypto extension *** +vaesef_vv 101000 1 ..... 00011 010 ..... 1110111 @r2_vm_1 +vaesef_vs 101001 1 ..... 00011 010 ..... 1110111 @r2_vm_1 +vaesdf_vv 101000 1 ..... 00001 010 ..... 1110111 @r2_vm_1 +vaesdf_vs 101001 1 ..... 00001 010 ..... 1110111 @r2_vm_1 +vaesem_vv 101000 1 ..... 00010 010 ..... 1110111 @r2_vm_1 +vaesem_vs 101001 1 ..... 00010 010 ..... 1110111 @r2_vm_1 +vaesdm_vv 101000 1 ..... 00000 010 ..... 1110111 @r2_vm_1 +vaesdm_vs 101001 1 ..... 00000 010 ..... 1110111 @r2_vm_1 +vaesz_vs 101001 1 ..... 00111 010 ..... 1110111 @r2_vm_1 +vaeskf1_vi 100010 1 ..... ..... 010 ..... 1110111 @r_vm_1 +vaeskf2_vi 101010 1 ..... ..... 010 ..... 1110111 @r_vm_1 diff --git a/target/riscv/insn_trans/trans_rvvk.c.inc b/target/riscv/insn_t= rans/trans_rvvk.c.inc index 0e4b3376134..817353f4d30 100644 --- a/target/riscv/insn_trans/trans_rvvk.c.inc +++ b/target/riscv/insn_trans/trans_rvvk.c.inc @@ -224,3 +224,150 @@ static bool vwsll_vx_check(DisasContext *s, arg_rmrr = *a) GEN_OPIVV_WIDEN_TRANS(vwsll_vv, vwsll_vv_check) GEN_OPIVX_WIDEN_TRANS(vwsll_vx, vwsll_vx_check) GEN_OPIVI_WIDEN_TRANS(vwsll_vi, IMM_ZX, vwsll_vx, vwsll_vx_check) + +/* + * Zvkned + */ + +#define ZVKNED_EGS 4 + +#define GEN_V_UNMASKED_TRANS(NAME, CHECK, EGS) = \ + static bool trans_##NAME(DisasContext *s, arg_##NAME *a) = \ + { = \ + if (CHECK(s, a)) { = \ + TCGv_ptr rd_v, rs2_v; = \ + TCGv_i32 desc, egs; = \ + uint32_t data =3D 0; = \ + TCGLabel *over =3D gen_new_label(); = \ + = \ + if (!s->vstart_eq_zero || !s->vl_eq_vlmax) { = \ + /* save opcode for unwinding in case we throw an exception= */ \ + decode_save_opc(s); = \ + egs =3D tcg_constant_i32(EGS); = \ + gen_helper_egs_check(egs, cpu_env); = \ + tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over);= \ + } = \ + = \ + data =3D FIELD_DP32(data, VDATA, VM, a->vm); = \ + data =3D FIELD_DP32(data, VDATA, LMUL, s->lmul); = \ + data =3D FIELD_DP32(data, VDATA, VTA, s->vta); = \ + data =3D FIELD_DP32(data, VDATA, VTA_ALL_1S, s->cfg_vta_all_1s= ); \ + data =3D FIELD_DP32(data, VDATA, VMA, s->vma); = \ + rd_v =3D tcg_temp_new_ptr(); = \ + rs2_v =3D tcg_temp_new_ptr(); = \ + desc =3D tcg_constant_i32( = \ + simd_desc(s->cfg_ptr->vlen / 8, s->cfg_ptr->vlen / 8, data= )); \ + tcg_gen_addi_ptr(rd_v, cpu_env, vreg_ofs(s, a->rd)); = \ + tcg_gen_addi_ptr(rs2_v, cpu_env, vreg_ofs(s, a->rs2)); = \ + gen_helper_##NAME(rd_v, rs2_v, cpu_env, desc); = \ + mark_vs_dirty(s); = \ + gen_set_label(over); = \ + return true; = \ + } = \ + return false; = \ + } + +static bool vaes_check_vv(DisasContext *s, arg_rmr *a) +{ + int egw_bytes =3D ZVKNED_EGS << s->sew; + return s->cfg_ptr->ext_zvkned =3D=3D true && + require_rvv(s) && + vext_check_isa_ill(s) && + MAXSZ(s) >=3D egw_bytes && + require_align(a->rd, s->lmul) && + require_align(a->rs2, s->lmul) && + s->sew =3D=3D MO_32; +} + +static bool vaes_check_overlap(DisasContext *s, int vd, int vs2) +{ + int8_t op_size =3D s->lmul <=3D 0 ? 1 : 1 << s->lmul; + return !is_overlapped(vd, op_size, vs2, 1); +} + +static bool vaes_check_vs(DisasContext *s, arg_rmr *a) +{ + int egw_bytes =3D ZVKNED_EGS << s->sew; + return vaes_check_overlap(s, a->rd, a->rs2) && + MAXSZ(s) >=3D egw_bytes && + s->cfg_ptr->ext_zvkned =3D=3D true && + require_rvv(s) && + vext_check_isa_ill(s) && + require_align(a->rd, s->lmul) && + s->sew =3D=3D MO_32; +} + +GEN_V_UNMASKED_TRANS(vaesef_vv, vaes_check_vv, ZVKNED_EGS) +GEN_V_UNMASKED_TRANS(vaesef_vs, vaes_check_vs, ZVKNED_EGS) +GEN_V_UNMASKED_TRANS(vaesdf_vv, vaes_check_vv, ZVKNED_EGS) +GEN_V_UNMASKED_TRANS(vaesdf_vs, vaes_check_vs, ZVKNED_EGS) +GEN_V_UNMASKED_TRANS(vaesdm_vv, vaes_check_vv, ZVKNED_EGS) +GEN_V_UNMASKED_TRANS(vaesdm_vs, vaes_check_vs, ZVKNED_EGS) +GEN_V_UNMASKED_TRANS(vaesz_vs, vaes_check_vs, ZVKNED_EGS) +GEN_V_UNMASKED_TRANS(vaesem_vv, vaes_check_vv, ZVKNED_EGS) +GEN_V_UNMASKED_TRANS(vaesem_vs, vaes_check_vs, ZVKNED_EGS) + +#define GEN_VI_UNMASKED_TRANS(NAME, CHECK, EGS) = \ + static bool trans_##NAME(DisasContext *s, arg_##NAME *a) = \ + { = \ + if (CHECK(s, a)) { = \ + TCGv_ptr rd_v, rs2_v; = \ + TCGv_i32 uimm_v, desc, egs; = \ + uint32_t data =3D 0; = \ + TCGLabel *over =3D gen_new_label(); = \ + = \ + if (!s->vstart_eq_zero || !s->vl_eq_vlmax) { = \ + /* save opcode for unwinding in case we throw an exception= */ \ + decode_save_opc(s); = \ + egs =3D tcg_constant_i32(EGS); = \ + gen_helper_egs_check(egs, cpu_env); = \ + tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over);= \ + } = \ + = \ + data =3D FIELD_DP32(data, VDATA, VM, a->vm); = \ + data =3D FIELD_DP32(data, VDATA, LMUL, s->lmul); = \ + data =3D FIELD_DP32(data, VDATA, VTA, s->vta); = \ + data =3D FIELD_DP32(data, VDATA, VTA_ALL_1S, s->cfg_vta_all_1s= ); \ + data =3D FIELD_DP32(data, VDATA, VMA, s->vma); = \ + = \ + rd_v =3D tcg_temp_new_ptr(); = \ + rs2_v =3D tcg_temp_new_ptr(); = \ + uimm_v =3D tcg_constant_i32(a->rs1); = \ + desc =3D tcg_constant_i32( = \ + simd_desc(s->cfg_ptr->vlen / 8, s->cfg_ptr->vlen / 8, data= )); \ + tcg_gen_addi_ptr(rd_v, cpu_env, vreg_ofs(s, a->rd)); = \ + tcg_gen_addi_ptr(rs2_v, cpu_env, vreg_ofs(s, a->rs2)); = \ + gen_helper_##NAME(rd_v, rs2_v, uimm_v, cpu_env, desc); = \ + mark_vs_dirty(s); = \ + gen_set_label(over); = \ + return true; = \ + } = \ + return false; = \ + } + +static bool vaeskf1_check(DisasContext *s, arg_vaeskf1_vi *a) +{ + int egw_bytes =3D ZVKNED_EGS << s->sew; + return s->cfg_ptr->ext_zvkned =3D=3D true && + require_rvv(s) && + vext_check_isa_ill(s) && + MAXSZ(s) >=3D egw_bytes && + s->sew =3D=3D MO_32 && + require_align(a->rd, s->lmul) && + require_align(a->rs2, s->lmul); +} + +static bool vaeskf2_check(DisasContext *s, arg_vaeskf2_vi *a) +{ + int egw_bytes =3D ZVKNED_EGS << s->sew; + return s->cfg_ptr->ext_zvkned =3D=3D true && + require_rvv(s) && + vext_check_isa_ill(s) && + MAXSZ(s) >=3D egw_bytes && + s->sew =3D=3D MO_32 && + require_align(a->rd, s->lmul) && + require_align(a->rs2, s->lmul); +} + +GEN_VI_UNMASKED_TRANS(vaeskf1_vi, vaeskf1_check, ZVKNED_EGS) +GEN_VI_UNMASKED_TRANS(vaeskf2_vi, vaeskf2_check, ZVKNED_EGS) diff --git a/target/riscv/vcrypto_helper.c b/target/riscv/vcrypto_helper.c index 11239b59d6f..cca78184e9b 100644 --- a/target/riscv/vcrypto_helper.c +++ b/target/riscv/vcrypto_helper.c @@ -22,6 +22,8 @@ #include "qemu/bitops.h" #include "qemu/bswap.h" #include "cpu.h" +#include "crypto/aes.h" +#include "crypto/aes-round.h" #include "exec/memop.h" #include "exec/exec-all.h" #include "exec/helper-proto.h" @@ -195,3 +197,203 @@ RVVCALL(OPIVX2, vwsll_vx_w, WOP_UUU_W, H8, H4, DO_SLL) GEN_VEXT_VX(vwsll_vx_b, 2) GEN_VEXT_VX(vwsll_vx_h, 4) GEN_VEXT_VX(vwsll_vx_w, 8) + +void HELPER(egs_check)(uint32_t egs, CPURISCVState *env) +{ + uint32_t vl =3D env->vl; + uint32_t vstart =3D env->vstart; + + if (vl % egs !=3D 0 || vstart % egs !=3D 0) { + riscv_raise_exception(env, RISCV_EXCP_ILLEGAL_INST, GETPC()); + } +} + +static inline void xor_round_key(AESState *round_state, AESState *round_ke= y) +{ + round_state->v =3D round_state->v ^ round_key->v; +} + +#define GEN_ZVKNED_HELPER_VV(NAME, ...) \ + void HELPER(NAME)(void *vd, void *vs2, CPURISCVState *env, \ + uint32_t desc) \ + { \ + uint32_t vl =3D env->vl; = \ + uint32_t total_elems =3D vext_get_total_elems(env, desc, 4); = \ + uint32_t vta =3D vext_vta(desc); = \ + \ + for (uint32_t i =3D env->vstart / 4; i < env->vl / 4; i++) { = \ + AESState round_key; \ + round_key.d[0] =3D *((uint64_t *)vs2 + H8(i * 2 + 0)); = \ + round_key.d[1] =3D *((uint64_t *)vs2 + H8(i * 2 + 1)); = \ + AESState round_state; \ + round_state.d[0] =3D *((uint64_t *)vd + H8(i * 2 + 0)); = \ + round_state.d[1] =3D *((uint64_t *)vd + H8(i * 2 + 1)); = \ + __VA_ARGS__; \ + *((uint64_t *)vd + H8(i * 2 + 0)) =3D round_state.d[0]; = \ + *((uint64_t *)vd + H8(i * 2 + 1)) =3D round_state.d[1]; = \ + } \ + env->vstart =3D 0; = \ + /* set tail elements to 1s */ \ + vext_set_elems_1s(vd, vta, vl * 4, total_elems * 4); \ + } + +#define GEN_ZVKNED_HELPER_VS(NAME, ...) \ + void HELPER(NAME)(void *vd, void *vs2, CPURISCVState *env, \ + uint32_t desc) \ + { \ + uint32_t vl =3D env->vl; = \ + uint32_t total_elems =3D vext_get_total_elems(env, desc, 4); = \ + uint32_t vta =3D vext_vta(desc); = \ + \ + for (uint32_t i =3D env->vstart / 4; i < env->vl / 4; i++) { = \ + AESState round_key; \ + round_key.d[0] =3D *((uint64_t *)vs2 + H8(0)); = \ + round_key.d[1] =3D *((uint64_t *)vs2 + H8(1)); = \ + AESState round_state; \ + round_state.d[0] =3D *((uint64_t *)vd + H8(i * 2 + 0)); = \ + round_state.d[1] =3D *((uint64_t *)vd + H8(i * 2 + 1)); = \ + __VA_ARGS__; \ + *((uint64_t *)vd + H8(i * 2 + 0)) =3D round_state.d[0]; = \ + *((uint64_t *)vd + H8(i * 2 + 1)) =3D round_state.d[1]; = \ + } \ + env->vstart =3D 0; = \ + /* set tail elements to 1s */ \ + vext_set_elems_1s(vd, vta, vl * 4, total_elems * 4); \ + } + +GEN_ZVKNED_HELPER_VV(vaesef_vv, aesenc_SB_SR_AK(&round_state, + &round_state, + &round_key, + false);) +GEN_ZVKNED_HELPER_VS(vaesef_vs, aesenc_SB_SR_AK(&round_state, + &round_state, + &round_key, + false);) +GEN_ZVKNED_HELPER_VV(vaesdf_vv, aesdec_ISB_ISR_AK(&round_state, + &round_state, + &round_key, + false);) +GEN_ZVKNED_HELPER_VS(vaesdf_vs, aesdec_ISB_ISR_AK(&round_state, + &round_state, + &round_key, + false);) +GEN_ZVKNED_HELPER_VV(vaesem_vv, aesenc_SB_SR_MC_AK(&round_state, + &round_state, + &round_key, + false);) +GEN_ZVKNED_HELPER_VS(vaesem_vs, aesenc_SB_SR_MC_AK(&round_state, + &round_state, + &round_key, + false);) +GEN_ZVKNED_HELPER_VV(vaesdm_vv, aesdec_ISB_ISR_AK_IMC(&round_state, + &round_state, + &round_key, + false);) +GEN_ZVKNED_HELPER_VS(vaesdm_vs, aesdec_ISB_ISR_AK_IMC(&round_state, + &round_state, + &round_key, + false);) +GEN_ZVKNED_HELPER_VS(vaesz_vs, xor_round_key(&round_state, &round_key);) + +void HELPER(vaeskf1_vi)(void *vd_vptr, void *vs2_vptr, uint32_t uimm, + CPURISCVState *env, uint32_t desc) +{ + uint32_t *vd =3D vd_vptr; + uint32_t *vs2 =3D vs2_vptr; + uint32_t vl =3D env->vl; + uint32_t total_elems =3D vext_get_total_elems(env, desc, 4); + uint32_t vta =3D vext_vta(desc); + + uimm &=3D 0b1111; + if (uimm > 10 || uimm =3D=3D 0) { + uimm ^=3D 0b1000; + } + + for (uint32_t i =3D env->vstart / 4; i < env->vl / 4; i++) { + uint32_t rk[8], tmp; + static const uint32_t rcon[] =3D { + 0x00000001, 0x00000002, 0x00000004, 0x00000008, 0x00000010, + 0x00000020, 0x00000040, 0x00000080, 0x0000001B, 0x00000036, + }; + + rk[0] =3D vs2[i * 4 + H4(0)]; + rk[1] =3D vs2[i * 4 + H4(1)]; + rk[2] =3D vs2[i * 4 + H4(2)]; + rk[3] =3D vs2[i * 4 + H4(3)]; + tmp =3D ror32(rk[3], 8); + + rk[4] =3D rk[0] ^ (((uint32_t)AES_sbox[(tmp >> 24) & 0xff] << 24) | + ((uint32_t)AES_sbox[(tmp >> 16) & 0xff] << 16) | + ((uint32_t)AES_sbox[(tmp >> 8) & 0xff] << 8) | + ((uint32_t)AES_sbox[(tmp >> 0) & 0xff] << 0)) + ^ rcon[uimm - 1]; + rk[5] =3D rk[1] ^ rk[4]; + rk[6] =3D rk[2] ^ rk[5]; + rk[7] =3D rk[3] ^ rk[6]; + + vd[i * 4 + H4(0)] =3D rk[4]; + vd[i * 4 + H4(1)] =3D rk[5]; + vd[i * 4 + H4(2)] =3D rk[6]; + vd[i * 4 + H4(3)] =3D rk[7]; + } + env->vstart =3D 0; + /* set tail elements to 1s */ + vext_set_elems_1s(vd, vta, vl * 4, total_elems * 4); +} + +void HELPER(vaeskf2_vi)(void *vd_vptr, void *vs2_vptr, uint32_t uimm, + CPURISCVState *env, uint32_t desc) +{ + uint32_t *vd =3D vd_vptr; + uint32_t *vs2 =3D vs2_vptr; + uint32_t vl =3D env->vl; + uint32_t total_elems =3D vext_get_total_elems(env, desc, 4); + uint32_t vta =3D vext_vta(desc); + + uimm &=3D 0b1111; + if (uimm > 14 || uimm < 2) { + uimm ^=3D 0b1000; + } + + for (uint32_t i =3D env->vstart / 4; i < env->vl / 4; i++) { + uint32_t rk[12], tmp; + static const uint32_t rcon[] =3D { + 0x00000001, 0x00000002, 0x00000004, 0x00000008, 0x00000010, + 0x00000020, 0x00000040, 0x00000080, 0x0000001B, 0x00000036, + }; + + rk[0] =3D vd[i * 4 + H4(0)]; + rk[1] =3D vd[i * 4 + H4(1)]; + rk[2] =3D vd[i * 4 + H4(2)]; + rk[3] =3D vd[i * 4 + H4(3)]; + rk[4] =3D vs2[i * 4 + H4(0)]; + rk[5] =3D vs2[i * 4 + H4(1)]; + rk[6] =3D vs2[i * 4 + H4(2)]; + rk[7] =3D vs2[i * 4 + H4(3)]; + + if (uimm % 2 =3D=3D 0) { + tmp =3D ror32(rk[7], 8); + rk[8] =3D rk[0] ^ (((uint32_t)AES_sbox[(tmp >> 24) & 0xff] << = 24) | + ((uint32_t)AES_sbox[(tmp >> 16) & 0xff] << 16= ) | + ((uint32_t)AES_sbox[(tmp >> 8) & 0xff] << 8) | + ((uint32_t)AES_sbox[(tmp >> 0) & 0xff] << 0)) + ^ rcon[(uimm - 1) / 2]; + } else { + rk[8] =3D rk[0] ^ (((uint32_t)AES_sbox[(rk[7] >> 24) & 0xff] <= < 24) | + ((uint32_t)AES_sbox[(rk[7] >> 16) & 0xff] << = 16) | + ((uint32_t)AES_sbox[(rk[7] >> 8) & 0xff] << 8= ) | + ((uint32_t)AES_sbox[(rk[7] >> 0) & 0xff] << 0= )); + } + rk[9] =3D rk[1] ^ rk[8]; + rk[10] =3D rk[2] ^ rk[9]; + rk[11] =3D rk[3] ^ rk[10]; + + vd[i * 4 + H4(0)] =3D rk[8]; + vd[i * 4 + H4(1)] =3D rk[9]; + vd[i * 4 + H4(2)] =3D rk[10]; + vd[i * 4 + H4(3)] =3D rk[11]; + } + env->vstart =3D 0; + /* set tail elements to 1s */ + vext_set_elems_1s(vd, vta, vl * 4, total_elems * 4); +} --=20 2.34.1 From nobody Mon May 13 16:11:25 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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[125.228.20.175]) by smtp.gmail.com with ESMTPSA id gw10-20020a17090b0a4a00b00262fc84b931sm8381793pjb.44.2023.07.11.10.01.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jul 2023 10:01:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1689094868; x=1691686868; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=rtBySXEL4ehBvYt9WarqSmqg0cZU6v7o+PqIS+KLOOw=; b=LOQEIQCySp7fgp59WBR3790JGLkJNhlcxi3hyxNZa6ERKLUWP6TmUrjCsUexBRh14o 5j5wob+MPc9JsYx6v37HqQIEUWaLBoPBfHTS6fpufe9u0UXBGfLUS5V6KCwCtZhEUX7g csvLuJtqSAhUD2ujGuZHL3v//I8Ei04PWQ/dVxJ3IQrirXEjDwxnSN3qdbtgPuq9XUmx rDk5IWD3N9TuNW0+5lbh12GBbEE1IeUbj0i2ltjzVLlbzyrDYgtsUKaSyVTWx7Dol9TJ TAnBkYqLvZ4PPW2f3cVmJa8jNRo6XTudxS9RUka1o+TY0xfjRs5q7Z67smzZW42IICws KKHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689094868; x=1691686868; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=rtBySXEL4ehBvYt9WarqSmqg0cZU6v7o+PqIS+KLOOw=; b=HeyDsdEODlR13jFVIyUbq1ge5kEZqctxJjjKg5XUrpuOYkw/AjboRNyDdybZlUJUzQ iZHdv5JnrBX3pf01VoYRyAuz8mtfaoGGsX6QN4RCU6RttC6wJ0wg1kBlZtVpNrnLDVW2 uKXJKJJPXFtof98gpg1EidV8MO1i8pAonJNRxIkwIR+iTQyBZ9r9ImvS82DxhkyXYgtU 97PI5+PWaD8xSaeAWHpxzNkNVgi0huPYjhAwMt9WqOHQkDol/IzZmYC0imSCi3drMIpj 9qe7ZGN5i+aBZc04mWhIQ/Dz/WHzf4yzp62dFkkpqFOddMYrmAiCXD4/c6DMbatGOpP5 3J8Q== X-Gm-Message-State: ABy/qLbgqu6uYEXfFLYW+dFE+Ray/Wo+agylz3AfG7niJYrne1UOQ9fI uXcffugQPt5CnImEusaG+/+v9v/9ZGSgcAWbutuA/Bip73hsz9fdPSymaSID7yYsAW/NVq5yYKf 7Cje1qB5wwpOJiYCGo8UrINEW4gRP8gJIIkJWI1SLI/uhS55AhML8uwHmlsQFRqtz5Ef2Cny9b6 yOMsI= X-Google-Smtp-Source: APBJJlHdT9vvT6nd7AvJ1mY4utLtCAicJmiBfpDlX5W/nBjNSwvw8barcsImlfB7yZHJ5Ipg9HswSA== X-Received: by 2002:a17:90a:ec0d:b0:261:688:fd91 with SMTP id l13-20020a17090aec0d00b002610688fd91mr9554386pjy.8.1689094867009; Tue, 11 Jul 2023 10:01:07 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: dbarboza@ventanamicro.com, alistair23@gmail.com, Kiran Ostrolenk , Nazar Kazakov , Lawrence Hunter , Max Chou , Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Liu Zhiwei Subject: [PATCH v8 10/15] target/riscv: Add Zvknh ISA extension support Date: Wed, 12 Jul 2023 00:59:09 +0800 Message-Id: <20230711165917.2629866-11-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230711165917.2629866-1-max.chou@sifive.com> References: <20230711165917.2629866-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::1032; envelope-from=max.chou@sifive.com; helo=mail-pj1-x1032.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1689094984528100001 Content-Type: text/plain; charset="utf-8" From: Kiran Ostrolenk This commit adds support for the Zvknh vector-crypto extension, which consists of the following instructions: * vsha2ms.vv * vsha2c[hl].vv Translation functions are defined in `target/riscv/insn_trans/trans_rvvk.c.inc` and helpers are defined in `target/riscv/vcrypto_helper.c`. Co-authored-by: Nazar Kazakov Co-authored-by: Lawrence Hunter [max.chou@sifive.com: Replaced vstart checking by TCG op] Signed-off-by: Nazar Kazakov Signed-off-by: Lawrence Hunter Signed-off-by: Kiran Ostrolenk Signed-off-by: Max Chou Reviewed-by: Daniel Henrique Barboza [max.chou@sifive.com: Exposed x-zvknha & x-zvknhb properties] [max.chou@sifive.com: Replaced SEW selection to happened during translation] --- target/riscv/cpu.c | 13 +- target/riscv/cpu_cfg.h | 2 + target/riscv/helper.h | 6 + target/riscv/insn32.decode | 5 + target/riscv/insn_trans/trans_rvvk.c.inc | 129 ++++++++++++ target/riscv/vcrypto_helper.c | 238 +++++++++++++++++++++++ 6 files changed, 390 insertions(+), 3 deletions(-) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index a1a40875f95..e66d9639e20 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -129,6 +129,8 @@ static const struct isa_ext_data isa_edata_arr[] =3D { ISA_EXT_DATA_ENTRY(zvfh, PRIV_VERSION_1_12_0, ext_zvfh), ISA_EXT_DATA_ENTRY(zvfhmin, PRIV_VERSION_1_12_0, ext_zvfhmin), ISA_EXT_DATA_ENTRY(zvkned, PRIV_VERSION_1_12_0, ext_zvkned), + ISA_EXT_DATA_ENTRY(zvknha, PRIV_VERSION_1_12_0, ext_zvknha), + ISA_EXT_DATA_ENTRY(zvknhb, PRIV_VERSION_1_12_0, ext_zvknhb), ISA_EXT_DATA_ENTRY(zhinx, PRIV_VERSION_1_12_0, ext_zhinx), ISA_EXT_DATA_ENTRY(zhinxmin, PRIV_VERSION_1_12_0, ext_zhinxmin), ISA_EXT_DATA_ENTRY(smaia, PRIV_VERSION_1_12_0, ext_smaia), @@ -1275,14 +1277,17 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cp= u, Error **errp) * In principle Zve*x would also suffice here, were they supported * in qemu */ - if ((cpu->cfg.ext_zvbb || cpu->cfg.ext_zvkned) && !cpu->cfg.ext_zve32f= ) { + if ((cpu->cfg.ext_zvbb || cpu->cfg.ext_zvkned || cpu->cfg.ext_zvknha) = && + !cpu->cfg.ext_zve32f) { error_setg(errp, "Vector crypto extensions require V or Zve* extensions"= ); return; } =20 - if (cpu->cfg.ext_zvbc && !cpu->cfg.ext_zve64f) { - error_setg(errp, "Zvbc extension requires V or Zve64{f,d} extensio= ns"); + if ((cpu->cfg.ext_zvbc || cpu->cfg.ext_zvknhb) && !cpu->cfg.ext_zve64f= ) { + error_setg( + errp, + "Zvbc and Zvknhb extensions require V or Zve64{f,d} extensions= "); return; } =20 @@ -1867,6 +1872,8 @@ static Property riscv_cpu_extensions[] =3D { DEFINE_PROP_BOOL("x-zvbb", RISCVCPU, cfg.ext_zvbb, false), DEFINE_PROP_BOOL("x-zvbc", RISCVCPU, cfg.ext_zvbc, false), DEFINE_PROP_BOOL("x-zvkned", RISCVCPU, cfg.ext_zvkned, false), + DEFINE_PROP_BOOL("x-zvknha", RISCVCPU, cfg.ext_zvknha, false), + DEFINE_PROP_BOOL("x-zvknhb", RISCVCPU, cfg.ext_zvknhb, false), =20 DEFINE_PROP_END_OF_LIST(), }; diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h index c7eafe27c0d..800b8783c14 100644 --- a/target/riscv/cpu_cfg.h +++ b/target/riscv/cpu_cfg.h @@ -88,6 +88,8 @@ struct RISCVCPUConfig { bool ext_zvbb; bool ext_zvbc; bool ext_zvkned; + bool ext_zvknha; + bool ext_zvknhb; bool ext_zmmul; bool ext_zvfbfmin; bool ext_zvfbfwma; diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 02e5dbe6ee4..34329b52fe1 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1264,3 +1264,9 @@ DEF_HELPER_4(vaesdm_vs, void, ptr, ptr, env, i32) DEF_HELPER_4(vaesz_vs, void, ptr, ptr, env, i32) DEF_HELPER_5(vaeskf1_vi, void, ptr, ptr, i32, env, i32) DEF_HELPER_5(vaeskf2_vi, void, ptr, ptr, i32, env, i32) + +DEF_HELPER_5(vsha2ms_vv, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vsha2ch32_vv, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vsha2ch64_vv, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vsha2cl32_vv, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vsha2cl64_vv, void, ptr, ptr, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 4f3c50f10f3..e2b83186dc7 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -986,3 +986,8 @@ vaesdm_vs 101001 1 ..... 00000 010 ..... 1110111 @r2_= vm_1 vaesz_vs 101001 1 ..... 00111 010 ..... 1110111 @r2_vm_1 vaeskf1_vi 100010 1 ..... ..... 010 ..... 1110111 @r_vm_1 vaeskf2_vi 101010 1 ..... ..... 010 ..... 1110111 @r_vm_1 + +# *** Zvknh vector crypto extension *** +vsha2ms_vv 101101 1 ..... ..... 010 ..... 1110111 @r_vm_1 +vsha2ch_vv 101110 1 ..... ..... 010 ..... 1110111 @r_vm_1 +vsha2cl_vv 101111 1 ..... ..... 010 ..... 1110111 @r_vm_1 diff --git a/target/riscv/insn_trans/trans_rvvk.c.inc b/target/riscv/insn_t= rans/trans_rvvk.c.inc index 817353f4d30..a35be11b95e 100644 --- a/target/riscv/insn_trans/trans_rvvk.c.inc +++ b/target/riscv/insn_trans/trans_rvvk.c.inc @@ -371,3 +371,132 @@ static bool vaeskf2_check(DisasContext *s, arg_vaeskf= 2_vi *a) =20 GEN_VI_UNMASKED_TRANS(vaeskf1_vi, vaeskf1_check, ZVKNED_EGS) GEN_VI_UNMASKED_TRANS(vaeskf2_vi, vaeskf2_check, ZVKNED_EGS) + +/* + * Zvknh + */ + +#define ZVKNH_EGS 4 + +#define GEN_VV_UNMASKED_TRANS(NAME, CHECK, EGS) = \ + static bool trans_##NAME(DisasContext *s, arg_rmrr *a) = \ + { = \ + if (CHECK(s, a)) { = \ + uint32_t data =3D 0; = \ + TCGLabel *over =3D gen_new_label(); = \ + TCGv_i32 egs; = \ + = \ + if (!s->vstart_eq_zero || !s->vl_eq_vlmax) { = \ + /* save opcode for unwinding in case we throw an exception= */ \ + decode_save_opc(s); = \ + egs =3D tcg_constant_i32(EGS); = \ + gen_helper_egs_check(egs, cpu_env); = \ + tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over);= \ + } = \ + = \ + data =3D FIELD_DP32(data, VDATA, VM, a->vm); = \ + data =3D FIELD_DP32(data, VDATA, LMUL, s->lmul); = \ + data =3D FIELD_DP32(data, VDATA, VTA, s->vta); = \ + data =3D FIELD_DP32(data, VDATA, VTA_ALL_1S, s->cfg_vta_all_1s= ); \ + data =3D FIELD_DP32(data, VDATA, VMA, s->vma); = \ + = \ + tcg_gen_gvec_3_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, a->rs1), = \ + vreg_ofs(s, a->rs2), cpu_env, = \ + s->cfg_ptr->vlen / 8, s->cfg_ptr->vlen / 8,= \ + data, gen_helper_##NAME); = \ + = \ + mark_vs_dirty(s); = \ + gen_set_label(over); = \ + return true; = \ + } = \ + return false; = \ + } + +static bool vsha_check_sew(DisasContext *s) +{ + return (s->cfg_ptr->ext_zvknha =3D=3D true && s->sew =3D=3D MO_32) || + (s->cfg_ptr->ext_zvknhb =3D=3D true && + (s->sew =3D=3D MO_32 || s->sew =3D=3D MO_64)); +} + +static bool vsha_check(DisasContext *s, arg_rmrr *a) +{ + int egw_bytes =3D ZVKNH_EGS << s->sew; + int mult =3D 1 << MAX(s->lmul, 0); + return opivv_check(s, a) && + vsha_check_sew(s) && + MAXSZ(s) >=3D egw_bytes && + !is_overlapped(a->rd, mult, a->rs1, mult) && + !is_overlapped(a->rd, mult, a->rs2, mult) && + s->lmul >=3D 0; +} + +GEN_VV_UNMASKED_TRANS(vsha2ms_vv, vsha_check, ZVKNH_EGS) + +static bool trans_vsha2cl_vv(DisasContext *s, arg_rmrr *a) +{ + if (vsha_check(s, a)) { + uint32_t data =3D 0; + TCGLabel *over =3D gen_new_label(); + TCGv_i32 egs; + + if (!s->vstart_eq_zero || !s->vl_eq_vlmax) { + /* save opcode for unwinding in case we throw an exception */ + decode_save_opc(s); + egs =3D tcg_constant_i32(ZVKNH_EGS); + gen_helper_egs_check(egs, cpu_env); + tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); + } + + data =3D FIELD_DP32(data, VDATA, VM, a->vm); + data =3D FIELD_DP32(data, VDATA, LMUL, s->lmul); + data =3D FIELD_DP32(data, VDATA, VTA, s->vta); + data =3D FIELD_DP32(data, VDATA, VTA_ALL_1S, s->cfg_vta_all_1s); + data =3D FIELD_DP32(data, VDATA, VMA, s->vma); + + tcg_gen_gvec_3_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, a->rs1), + vreg_ofs(s, a->rs2), cpu_env, s->cfg_ptr->vlen / 8, + s->cfg_ptr->vlen / 8, data, + s->sew =3D=3D MO_32 ? + gen_helper_vsha2cl32_vv : gen_helper_vsha2cl64_vv); + + mark_vs_dirty(s); + gen_set_label(over); + return true; + } + return false; +} + +static bool trans_vsha2ch_vv(DisasContext *s, arg_rmrr *a) +{ + if (vsha_check(s, a)) { + uint32_t data =3D 0; + TCGLabel *over =3D gen_new_label(); + TCGv_i32 egs; + + if (!s->vstart_eq_zero || !s->vl_eq_vlmax) { + /* save opcode for unwinding in case we throw an exception */ + decode_save_opc(s); + egs =3D tcg_constant_i32(ZVKNH_EGS); + gen_helper_egs_check(egs, cpu_env); + tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); + } + + data =3D FIELD_DP32(data, VDATA, VM, a->vm); + data =3D FIELD_DP32(data, VDATA, LMUL, s->lmul); + data =3D FIELD_DP32(data, VDATA, VTA, s->vta); + data =3D FIELD_DP32(data, VDATA, VTA_ALL_1S, s->cfg_vta_all_1s); + data =3D FIELD_DP32(data, VDATA, VMA, s->vma); + + tcg_gen_gvec_3_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, a->rs1), + vreg_ofs(s, a->rs2), cpu_env, s->cfg_ptr->vlen / 8, + s->cfg_ptr->vlen / 8, data, + s->sew =3D=3D MO_32 ? + gen_helper_vsha2ch32_vv : gen_helper_vsha2ch64_vv); + + mark_vs_dirty(s); + gen_set_label(over); + return true; + } + return false; +} diff --git a/target/riscv/vcrypto_helper.c b/target/riscv/vcrypto_helper.c index cca78184e9b..2f2099b6fb5 100644 --- a/target/riscv/vcrypto_helper.c +++ b/target/riscv/vcrypto_helper.c @@ -397,3 +397,241 @@ void HELPER(vaeskf2_vi)(void *vd_vptr, void *vs2_vptr= , uint32_t uimm, /* set tail elements to 1s */ vext_set_elems_1s(vd, vta, vl * 4, total_elems * 4); } + +static inline uint32_t sig0_sha256(uint32_t x) +{ + return ror32(x, 7) ^ ror32(x, 18) ^ (x >> 3); +} + +static inline uint32_t sig1_sha256(uint32_t x) +{ + return ror32(x, 17) ^ ror32(x, 19) ^ (x >> 10); +} + +static inline uint64_t sig0_sha512(uint64_t x) +{ + return ror64(x, 1) ^ ror64(x, 8) ^ (x >> 7); +} + +static inline uint64_t sig1_sha512(uint64_t x) +{ + return ror64(x, 19) ^ ror64(x, 61) ^ (x >> 6); +} + +static inline void vsha2ms_e32(uint32_t *vd, uint32_t *vs1, uint32_t *vs2) +{ + uint32_t res[4]; + res[0] =3D sig1_sha256(vs1[H4(2)]) + vs2[H4(1)] + sig0_sha256(vd[H4(1)= ]) + + vd[H4(0)]; + res[1] =3D sig1_sha256(vs1[H4(3)]) + vs2[H4(2)] + sig0_sha256(vd[H4(2)= ]) + + vd[H4(1)]; + res[2] =3D + sig1_sha256(res[0]) + vs2[H4(3)] + sig0_sha256(vd[H4(3)]) + vd[H4(= 2)]; + res[3] =3D + sig1_sha256(res[1]) + vs1[H4(0)] + sig0_sha256(vs2[H4(0)]) + vd[H4= (3)]; + vd[H4(3)] =3D res[3]; + vd[H4(2)] =3D res[2]; + vd[H4(1)] =3D res[1]; + vd[H4(0)] =3D res[0]; +} + +static inline void vsha2ms_e64(uint64_t *vd, uint64_t *vs1, uint64_t *vs2) +{ + uint64_t res[4]; + res[0] =3D sig1_sha512(vs1[2]) + vs2[1] + sig0_sha512(vd[1]) + vd[0]; + res[1] =3D sig1_sha512(vs1[3]) + vs2[2] + sig0_sha512(vd[2]) + vd[1]; + res[2] =3D sig1_sha512(res[0]) + vs2[3] + sig0_sha512(vd[3]) + vd[2]; + res[3] =3D sig1_sha512(res[1]) + vs1[0] + sig0_sha512(vs2[0]) + vd[3]; + vd[3] =3D res[3]; + vd[2] =3D res[2]; + vd[1] =3D res[1]; + vd[0] =3D res[0]; +} + +void HELPER(vsha2ms_vv)(void *vd, void *vs1, void *vs2, CPURISCVState *env, + uint32_t desc) +{ + uint32_t sew =3D FIELD_EX64(env->vtype, VTYPE, VSEW); + uint32_t esz =3D sew =3D=3D MO_32 ? 4 : 8; + uint32_t total_elems; + uint32_t vta =3D vext_vta(desc); + + for (uint32_t i =3D env->vstart / 4; i < env->vl / 4; i++) { + if (sew =3D=3D MO_32) { + vsha2ms_e32(((uint32_t *)vd) + i * 4, ((uint32_t *)vs1) + i * = 4, + ((uint32_t *)vs2) + i * 4); + } else { + /* If not 32 then SEW should be 64 */ + vsha2ms_e64(((uint64_t *)vd) + i * 4, ((uint64_t *)vs1) + i * = 4, + ((uint64_t *)vs2) + i * 4); + } + } + /* set tail elements to 1s */ + total_elems =3D vext_get_total_elems(env, desc, esz); + vext_set_elems_1s(vd, vta, env->vl * esz, total_elems * esz); + env->vstart =3D 0; +} + +static inline uint64_t sum0_64(uint64_t x) +{ + return ror64(x, 28) ^ ror64(x, 34) ^ ror64(x, 39); +} + +static inline uint32_t sum0_32(uint32_t x) +{ + return ror32(x, 2) ^ ror32(x, 13) ^ ror32(x, 22); +} + +static inline uint64_t sum1_64(uint64_t x) +{ + return ror64(x, 14) ^ ror64(x, 18) ^ ror64(x, 41); +} + +static inline uint32_t sum1_32(uint32_t x) +{ + return ror32(x, 6) ^ ror32(x, 11) ^ ror32(x, 25); +} + +#define ch(x, y, z) ((x & y) ^ ((~x) & z)) + +#define maj(x, y, z) ((x & y) ^ (x & z) ^ (y & z)) + +static void vsha2c_64(uint64_t *vs2, uint64_t *vd, uint64_t *vs1) +{ + uint64_t a =3D vs2[3], b =3D vs2[2], e =3D vs2[1], f =3D vs2[0]; + uint64_t c =3D vd[3], d =3D vd[2], g =3D vd[1], h =3D vd[0]; + uint64_t W0 =3D vs1[0], W1 =3D vs1[1]; + uint64_t T1 =3D h + sum1_64(e) + ch(e, f, g) + W0; + uint64_t T2 =3D sum0_64(a) + maj(a, b, c); + + h =3D g; + g =3D f; + f =3D e; + e =3D d + T1; + d =3D c; + c =3D b; + b =3D a; + a =3D T1 + T2; + + T1 =3D h + sum1_64(e) + ch(e, f, g) + W1; + T2 =3D sum0_64(a) + maj(a, b, c); + h =3D g; + g =3D f; + f =3D e; + e =3D d + T1; + d =3D c; + c =3D b; + b =3D a; + a =3D T1 + T2; + + vd[0] =3D f; + vd[1] =3D e; + vd[2] =3D b; + vd[3] =3D a; +} + +static void vsha2c_32(uint32_t *vs2, uint32_t *vd, uint32_t *vs1) +{ + uint32_t a =3D vs2[H4(3)], b =3D vs2[H4(2)], e =3D vs2[H4(1)], f =3D v= s2[H4(0)]; + uint32_t c =3D vd[H4(3)], d =3D vd[H4(2)], g =3D vd[H4(1)], h =3D vd[H= 4(0)]; + uint32_t W0 =3D vs1[H4(0)], W1 =3D vs1[H4(1)]; + uint32_t T1 =3D h + sum1_32(e) + ch(e, f, g) + W0; + uint32_t T2 =3D sum0_32(a) + maj(a, b, c); + + h =3D g; + g =3D f; + f =3D e; + e =3D d + T1; + d =3D c; + c =3D b; + b =3D a; + a =3D T1 + T2; + + T1 =3D h + sum1_32(e) + ch(e, f, g) + W1; + T2 =3D sum0_32(a) + maj(a, b, c); + h =3D g; + g =3D f; + f =3D e; + e =3D d + T1; + d =3D c; + c =3D b; + b =3D a; + a =3D T1 + T2; + + vd[H4(0)] =3D f; + vd[H4(1)] =3D e; + vd[H4(2)] =3D b; + vd[H4(3)] =3D a; +} + +void HELPER(vsha2ch32_vv)(void *vd, void *vs1, void *vs2, CPURISCVState *e= nv, + uint32_t desc) +{ + const uint32_t esz =3D 4; + uint32_t total_elems; + uint32_t vta =3D vext_vta(desc); + + for (uint32_t i =3D env->vstart / 4; i < env->vl / 4; i++) { + vsha2c_32(((uint32_t *)vs2) + 4 * i, ((uint32_t *)vd) + 4 * i, + ((uint32_t *)vs1) + 4 * i + 2); + } + + /* set tail elements to 1s */ + total_elems =3D vext_get_total_elems(env, desc, esz); + vext_set_elems_1s(vd, vta, env->vl * esz, total_elems * esz); + env->vstart =3D 0; +} + +void HELPER(vsha2ch64_vv)(void *vd, void *vs1, void *vs2, CPURISCVState *e= nv, + uint32_t desc) +{ + const uint32_t esz =3D 8; + uint32_t total_elems; + uint32_t vta =3D vext_vta(desc); + + for (uint32_t i =3D env->vstart / 4; i < env->vl / 4; i++) { + vsha2c_64(((uint64_t *)vs2) + 4 * i, ((uint64_t *)vd) + 4 * i, + ((uint64_t *)vs1) + 4 * i + 2); + } + + /* set tail elements to 1s */ + total_elems =3D vext_get_total_elems(env, desc, esz); + vext_set_elems_1s(vd, vta, env->vl * esz, total_elems * esz); + env->vstart =3D 0; +} + +void HELPER(vsha2cl32_vv)(void *vd, void *vs1, void *vs2, CPURISCVState *e= nv, + uint32_t desc) +{ + const uint32_t esz =3D 4; + uint32_t total_elems; + uint32_t vta =3D vext_vta(desc); + + for (uint32_t i =3D env->vstart / 4; i < env->vl / 4; i++) { + vsha2c_32(((uint32_t *)vs2) + 4 * i, ((uint32_t *)vd) + 4 * i, + (((uint32_t *)vs1) + 4 * i)); + } + + /* set tail elements to 1s */ + total_elems =3D vext_get_total_elems(env, desc, esz); + vext_set_elems_1s(vd, vta, env->vl * esz, total_elems * esz); + env->vstart =3D 0; +} + +void HELPER(vsha2cl64_vv)(void *vd, void *vs1, void *vs2, CPURISCVState *e= nv, + uint32_t desc) +{ + uint32_t esz =3D 8; + uint32_t total_elems; + uint32_t vta =3D vext_vta(desc); + + for (uint32_t i =3D env->vstart / 4; i < env->vl / 4; i++) { + vsha2c_64(((uint64_t *)vs2) + 4 * i, ((uint64_t *)vd) + 4 * i, + (((uint64_t *)vs1) + 4 * i)); + } + + /* set tail elements to 1s */ + total_elems =3D vext_get_total_elems(env, desc, esz); + vext_set_elems_1s(vd, vta, env->vl * esz, total_elems * esz); + env->vstart =3D 0; +} --=20 2.34.1 From nobody Mon May 13 16:11:25 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=sifive.com ARC-Seal: i=1; a=rsa-sha256; t=1689094998; 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Co-authored-by: Kiran Ostrolenk [max.chou@sifive.com: Replaced vstart checking by TCG op] Signed-off-by: Kiran Ostrolenk Signed-off-by: Lawrence Hunter Signed-off-by: Max Chou Reviewed-by: Daniel Henrique Barboza [max.chou@sifive.com: Exposed x-zvksh property] --- target/riscv/cpu.c | 6 +- target/riscv/cpu_cfg.h | 1 + target/riscv/helper.h | 3 + target/riscv/insn32.decode | 4 + target/riscv/insn_trans/trans_rvvk.c.inc | 31 ++++++ target/riscv/vcrypto_helper.c | 134 +++++++++++++++++++++++ 6 files changed, 177 insertions(+), 2 deletions(-) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index e66d9639e20..2546467f53b 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -131,6 +131,7 @@ static const struct isa_ext_data isa_edata_arr[] =3D { ISA_EXT_DATA_ENTRY(zvkned, PRIV_VERSION_1_12_0, ext_zvkned), ISA_EXT_DATA_ENTRY(zvknha, PRIV_VERSION_1_12_0, ext_zvknha), ISA_EXT_DATA_ENTRY(zvknhb, PRIV_VERSION_1_12_0, ext_zvknhb), + ISA_EXT_DATA_ENTRY(zvksh, PRIV_VERSION_1_12_0, ext_zvksh), ISA_EXT_DATA_ENTRY(zhinx, PRIV_VERSION_1_12_0, ext_zhinx), ISA_EXT_DATA_ENTRY(zhinxmin, PRIV_VERSION_1_12_0, ext_zhinxmin), ISA_EXT_DATA_ENTRY(smaia, PRIV_VERSION_1_12_0, ext_smaia), @@ -1277,8 +1278,8 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu,= Error **errp) * In principle Zve*x would also suffice here, were they supported * in qemu */ - if ((cpu->cfg.ext_zvbb || cpu->cfg.ext_zvkned || cpu->cfg.ext_zvknha) = && - !cpu->cfg.ext_zve32f) { + if ((cpu->cfg.ext_zvbb || cpu->cfg.ext_zvkned || cpu->cfg.ext_zvknha || + cpu->cfg.ext_zvksh) && !cpu->cfg.ext_zve32f) { error_setg(errp, "Vector crypto extensions require V or Zve* extensions"= ); return; @@ -1874,6 +1875,7 @@ static Property riscv_cpu_extensions[] =3D { DEFINE_PROP_BOOL("x-zvkned", RISCVCPU, cfg.ext_zvkned, false), DEFINE_PROP_BOOL("x-zvknha", RISCVCPU, cfg.ext_zvknha, false), DEFINE_PROP_BOOL("x-zvknhb", RISCVCPU, cfg.ext_zvknhb, false), + DEFINE_PROP_BOOL("x-zvksh", RISCVCPU, cfg.ext_zvksh, false), =20 DEFINE_PROP_END_OF_LIST(), }; diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h index 800b8783c14..ab2d9294db6 100644 --- a/target/riscv/cpu_cfg.h +++ b/target/riscv/cpu_cfg.h @@ -90,6 +90,7 @@ struct RISCVCPUConfig { bool ext_zvkned; bool ext_zvknha; bool ext_zvknhb; + bool ext_zvksh; bool ext_zmmul; bool ext_zvfbfmin; bool ext_zvfbfwma; diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 34329b52fe1..6d21347c39b 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1270,3 +1270,6 @@ DEF_HELPER_5(vsha2ch32_vv, void, ptr, ptr, ptr, env, = i32) DEF_HELPER_5(vsha2ch64_vv, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vsha2cl32_vv, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vsha2cl64_vv, void, ptr, ptr, ptr, env, i32) + +DEF_HELPER_5(vsm3me_vv, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vsm3c_vi, void, ptr, ptr, i32, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index e2b83186dc7..4050e843f7e 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -991,3 +991,7 @@ vaeskf2_vi 101010 1 ..... ..... 010 ..... 1110111 @r_v= m_1 vsha2ms_vv 101101 1 ..... ..... 010 ..... 1110111 @r_vm_1 vsha2ch_vv 101110 1 ..... ..... 010 ..... 1110111 @r_vm_1 vsha2cl_vv 101111 1 ..... ..... 010 ..... 1110111 @r_vm_1 + +# *** Zvksh vector crypto extension *** +vsm3me_vv 100000 1 ..... ..... 010 ..... 1110111 @r_vm_1 +vsm3c_vi 101011 1 ..... ..... 010 ..... 1110111 @r_vm_1 diff --git a/target/riscv/insn_trans/trans_rvvk.c.inc b/target/riscv/insn_t= rans/trans_rvvk.c.inc index a35be11b95e..6469dd2f024 100644 --- a/target/riscv/insn_trans/trans_rvvk.c.inc +++ b/target/riscv/insn_trans/trans_rvvk.c.inc @@ -500,3 +500,34 @@ static bool trans_vsha2ch_vv(DisasContext *s, arg_rmrr= *a) } return false; } + +/* + * Zvksh + */ + +#define ZVKSH_EGS 8 + +static inline bool vsm3_check(DisasContext *s, arg_rmrr *a) +{ + int egw_bytes =3D ZVKSH_EGS << s->sew; + int mult =3D 1 << MAX(s->lmul, 0); + return s->cfg_ptr->ext_zvksh =3D=3D true && + require_rvv(s) && + vext_check_isa_ill(s) && + !is_overlapped(a->rd, mult, a->rs2, mult) && + MAXSZ(s) >=3D egw_bytes && + s->sew =3D=3D MO_32; +} + +static inline bool vsm3me_check(DisasContext *s, arg_rmrr *a) +{ + return vsm3_check(s, a) && vext_check_sss(s, a->rd, a->rs1, a->rs2, a-= >vm); +} + +static inline bool vsm3c_check(DisasContext *s, arg_rmrr *a) +{ + return vsm3_check(s, a) && vext_check_ss(s, a->rd, a->rs2, a->vm); +} + +GEN_VV_UNMASKED_TRANS(vsm3me_vv, vsm3me_check, ZVKSH_EGS) +GEN_VI_UNMASKED_TRANS(vsm3c_vi, vsm3c_check, ZVKSH_EGS) diff --git a/target/riscv/vcrypto_helper.c b/target/riscv/vcrypto_helper.c index 2f2099b6fb5..e8bbb698c17 100644 --- a/target/riscv/vcrypto_helper.c +++ b/target/riscv/vcrypto_helper.c @@ -635,3 +635,137 @@ void HELPER(vsha2cl64_vv)(void *vd, void *vs1, void *= vs2, CPURISCVState *env, vext_set_elems_1s(vd, vta, env->vl * esz, total_elems * esz); env->vstart =3D 0; } + +static inline uint32_t p1(uint32_t x) +{ + return x ^ rol32(x, 15) ^ rol32(x, 23); +} + +static inline uint32_t zvksh_w(uint32_t m16, uint32_t m9, uint32_t m3, + uint32_t m13, uint32_t m6) +{ + return p1(m16 ^ m9 ^ rol32(m3, 15)) ^ rol32(m13, 7) ^ m6; +} + +void HELPER(vsm3me_vv)(void *vd_vptr, void *vs1_vptr, void *vs2_vptr, + CPURISCVState *env, uint32_t desc) +{ + uint32_t esz =3D memop_size(FIELD_EX64(env->vtype, VTYPE, VSEW)); + uint32_t total_elems =3D vext_get_total_elems(env, desc, esz); + uint32_t vta =3D vext_vta(desc); + uint32_t *vd =3D vd_vptr; + uint32_t *vs1 =3D vs1_vptr; + uint32_t *vs2 =3D vs2_vptr; + + for (int i =3D env->vstart / 8; i < env->vl / 8; i++) { + uint32_t w[24]; + for (int j =3D 0; j < 8; j++) { + w[j] =3D bswap32(vs1[H4((i * 8) + j)]); + w[j + 8] =3D bswap32(vs2[H4((i * 8) + j)]); + } + for (int j =3D 0; j < 8; j++) { + w[j + 16] =3D + zvksh_w(w[j], w[j + 7], w[j + 13], w[j + 3], w[j + 10]); + } + for (int j =3D 0; j < 8; j++) { + vd[(i * 8) + j] =3D bswap32(w[H4(j + 16)]); + } + } + vext_set_elems_1s(vd_vptr, vta, env->vl * esz, total_elems * esz); + env->vstart =3D 0; +} + +static inline uint32_t ff1(uint32_t x, uint32_t y, uint32_t z) +{ + return x ^ y ^ z; +} + +static inline uint32_t ff2(uint32_t x, uint32_t y, uint32_t z) +{ + return (x & y) | (x & z) | (y & z); +} + +static inline uint32_t ff_j(uint32_t x, uint32_t y, uint32_t z, uint32_t j) +{ + return (j <=3D 15) ? ff1(x, y, z) : ff2(x, y, z); +} + +static inline uint32_t gg1(uint32_t x, uint32_t y, uint32_t z) +{ + return x ^ y ^ z; +} + +static inline uint32_t gg2(uint32_t x, uint32_t y, uint32_t z) +{ + return (x & y) | (~x & z); +} + +static inline uint32_t gg_j(uint32_t x, uint32_t y, uint32_t z, uint32_t j) +{ + return (j <=3D 15) ? gg1(x, y, z) : gg2(x, y, z); +} + +static inline uint32_t t_j(uint32_t j) +{ + return (j <=3D 15) ? 0x79cc4519 : 0x7a879d8a; +} + +static inline uint32_t p_0(uint32_t x) +{ + return x ^ rol32(x, 9) ^ rol32(x, 17); +} + +static void sm3c(uint32_t *vd, uint32_t *vs1, uint32_t *vs2, uint32_t uimm) +{ + uint32_t x0, x1; + uint32_t j; + uint32_t ss1, ss2, tt1, tt2; + x0 =3D vs2[0] ^ vs2[4]; + x1 =3D vs2[1] ^ vs2[5]; + j =3D 2 * uimm; + ss1 =3D rol32(rol32(vs1[0], 12) + vs1[4] + rol32(t_j(j), j % 32), 7); + ss2 =3D ss1 ^ rol32(vs1[0], 12); + tt1 =3D ff_j(vs1[0], vs1[1], vs1[2], j) + vs1[3] + ss2 + x0; + tt2 =3D gg_j(vs1[4], vs1[5], vs1[6], j) + vs1[7] + ss1 + vs2[0]; + vs1[3] =3D vs1[2]; + vd[3] =3D rol32(vs1[1], 9); + vs1[1] =3D vs1[0]; + vd[1] =3D tt1; + vs1[7] =3D vs1[6]; + vd[7] =3D rol32(vs1[5], 19); + vs1[5] =3D vs1[4]; + vd[5] =3D p_0(tt2); + j =3D 2 * uimm + 1; + ss1 =3D rol32(rol32(vd[1], 12) + vd[5] + rol32(t_j(j), j % 32), 7); + ss2 =3D ss1 ^ rol32(vd[1], 12); + tt1 =3D ff_j(vd[1], vs1[1], vd[3], j) + vs1[3] + ss2 + x1; + tt2 =3D gg_j(vd[5], vs1[5], vd[7], j) + vs1[7] + ss1 + vs2[1]; + vd[2] =3D rol32(vs1[1], 9); + vd[0] =3D tt1; + vd[6] =3D rol32(vs1[5], 19); + vd[4] =3D p_0(tt2); +} + +void HELPER(vsm3c_vi)(void *vd_vptr, void *vs2_vptr, uint32_t uimm, + CPURISCVState *env, uint32_t desc) +{ + uint32_t esz =3D memop_size(FIELD_EX64(env->vtype, VTYPE, VSEW)); + uint32_t total_elems =3D vext_get_total_elems(env, desc, esz); + uint32_t vta =3D vext_vta(desc); + uint32_t *vd =3D vd_vptr; + uint32_t *vs2 =3D vs2_vptr; + uint32_t v1[8], v2[8], v3[8]; + + for (int i =3D env->vstart / 8; i < env->vl / 8; i++) { + for (int k =3D 0; k < 8; k++) { + v2[k] =3D bswap32(vd[H4(i * 8 + k)]); + v3[k] =3D bswap32(vs2[H4(i * 8 + k)]); + } + sm3c(v1, v2, v3, uimm); + for (int k =3D 0; k < 8; k++) { + vd[i * 8 + k] =3D bswap32(v1[H4(k)]); + } + } + vext_set_elems_1s(vd_vptr, vta, env->vl * esz, total_elems * esz); + env->vstart =3D 0; +} --=20 2.34.1 From nobody Mon May 13 16:11:25 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=sifive.com ARC-Seal: i=1; a=rsa-sha256; t=1689095001; cv=none; d=zohomail.com; s=zohoarc; b=byU2FcWiPzuhncvb0bi/p7mDJl9+PyiXD/ywT1ovqPXG/zJAMKv1F8EatXlmBjiyFZeuJA4S9daZ6xMpHo91sDkfLaOAFRHThLayCzAu88G73cMp7DUuzIzJgfy6aarOI6mC5estpLDaBY+5v3543V0ZsuoctyTPPV58mRsL4S0= ARC-Message-Signature: i=1; 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[125.228.20.175]) by smtp.gmail.com with ESMTPSA id gw10-20020a17090b0a4a00b00262fc84b931sm8381793pjb.44.2023.07.11.10.01.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jul 2023 10:01:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1689094879; x=1691686879; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=HXY+bqhLBwhzW5suo9NtugGhT0JRM6PCs7I83NdR/rA=; b=RZ1/RLsqDZ1L9qsl/rVDJFIB8F6jc8G0LIuwbsk7Kk3PQtkEJnPW2nffkxhF4eKyIv N87grTvo+2q+cPyt7fB9ZAwIfJ89DJFUmPMtR06aG/d6kdrANPtbPi7GPVu55IzKsnf8 Pj1kGDPUEbucNgytSUXZPBu4dOX7eCnb0ttGksx5Ny2vhSVqaaY+oIFdWQYyb8eP3RiM X3g5mCB4MmaPygD9nD3BzuUUC5gZHVy17cCUQbYsMIKtZGE1d2nIfa3oOvrUPasRB2i9 sIZWJV3W135Q/m3TKRaFbiKFnyMF6CqwvmOJHgWJMJU/ATV7SgIzzwP+WxslORc7yN1F +sEg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689094879; x=1691686879; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=HXY+bqhLBwhzW5suo9NtugGhT0JRM6PCs7I83NdR/rA=; b=HevSanDIozUT4y+RtkzdDTVcLdcXXufIIDi6YtV+3fGa4HJtv0944ET/27Abb3wVHT NGWLHLrXbHhJmS/0RHCpU1PTOHKdA9T2Rgjcd7r2nuKy/FEzzxMeJgDgqBIazlR3jVWF Ol48uPT7Detj0aia/Jq4tWiwtu0klXZHPLRkgng3iYr70B9xxY3DWPZbRzndlyPWl2+1 MtyvY29qm5mJUUnKwZ2EukKI2M5JxGpR2WoIrA0feRRV0KfWX5AkwynKN058mT6xSNhP /774fIGFMyFGFOEYAL/hjjuMPEgCGou0JibkYQQ2Fe42lU6GnuoNzx2hoF2x/DKvUzU+ fG0w== X-Gm-Message-State: ABy/qLalVcZV9O7mMjBJnK08t8E65pC7Rv6OoAe45nbRpoF+hEr2iT/I vpe3xcATiVwi+AbU4voUaJMx2aV384fEo5Y4FcP4TetNP1fZMTiNPHn9bqEdbsS/f+BDjRGTsnl DOhh5pJ8pv8aMLPBZyR/U+wovBdWjQcI9UlhojXuf8TnUPcN7qnDhL/UMxVMQy6iQ13BQNHd5rm Dg8F4= X-Google-Smtp-Source: APBJJlHCOvSnQdC/xCu/YO0eQAWeZLKWmfTSHD0pUkxC81IDWV7S9I77PVcxPWltQK90zygOLWcTxg== X-Received: by 2002:a17:90a:ea05:b0:263:e122:a692 with SMTP id w5-20020a17090aea0500b00263e122a692mr14155895pjy.49.1689094878256; Tue, 11 Jul 2023 10:01:18 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: dbarboza@ventanamicro.com, alistair23@gmail.com, Nazar Kazakov , Lawrence Hunter , Max Chou , Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Liu Zhiwei , Kiran Ostrolenk Subject: [PATCH v8 12/15] target/riscv: Add Zvkg ISA extension support Date: Wed, 12 Jul 2023 00:59:11 +0800 Message-Id: <20230711165917.2629866-13-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230711165917.2629866-1-max.chou@sifive.com> References: <20230711165917.2629866-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::52d; envelope-from=max.chou@sifive.com; helo=mail-pg1-x52d.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1689095002525100015 Content-Type: text/plain; charset="utf-8" From: Nazar Kazakov This commit adds support for the Zvkg vector-crypto extension, which consists of the following instructions: * vgmul.vv * vghsh.vv Translation functions are defined in `target/riscv/insn_trans/trans_rvvk.c.inc` and helpers are defined in `target/riscv/vcrypto_helper.c`. Co-authored-by: Lawrence Hunter [max.chou@sifive.com: Replaced vstart checking by TCG op] Signed-off-by: Lawrence Hunter Signed-off-by: Nazar Kazakov Signed-off-by: Max Chou Reviewed-by: Daniel Henrique Barboza [max.chou@sifive.com: Exposed x-zvkg property] [max.chou@sifive.com: Replaced uint by int for cross win32 build] --- target/riscv/cpu.c | 6 +- target/riscv/cpu_cfg.h | 1 + target/riscv/helper.h | 3 + target/riscv/insn32.decode | 4 ++ target/riscv/insn_trans/trans_rvvk.c.inc | 30 ++++++++++ target/riscv/vcrypto_helper.c | 72 ++++++++++++++++++++++++ 6 files changed, 114 insertions(+), 2 deletions(-) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 2546467f53b..075692582dd 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -128,6 +128,7 @@ static const struct isa_ext_data isa_edata_arr[] =3D { ISA_EXT_DATA_ENTRY(zvfbfwma, PRIV_VERSION_1_12_0, ext_zvfbfwma), ISA_EXT_DATA_ENTRY(zvfh, PRIV_VERSION_1_12_0, ext_zvfh), ISA_EXT_DATA_ENTRY(zvfhmin, PRIV_VERSION_1_12_0, ext_zvfhmin), + ISA_EXT_DATA_ENTRY(zvkg, PRIV_VERSION_1_12_0, ext_zvkg), ISA_EXT_DATA_ENTRY(zvkned, PRIV_VERSION_1_12_0, ext_zvkned), ISA_EXT_DATA_ENTRY(zvknha, PRIV_VERSION_1_12_0, ext_zvknha), ISA_EXT_DATA_ENTRY(zvknhb, PRIV_VERSION_1_12_0, ext_zvknhb), @@ -1278,8 +1279,8 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu,= Error **errp) * In principle Zve*x would also suffice here, were they supported * in qemu */ - if ((cpu->cfg.ext_zvbb || cpu->cfg.ext_zvkned || cpu->cfg.ext_zvknha || - cpu->cfg.ext_zvksh) && !cpu->cfg.ext_zve32f) { + if ((cpu->cfg.ext_zvbb || cpu->cfg.ext_zvkg || cpu->cfg.ext_zvkned || + cpu->cfg.ext_zvknha || cpu->cfg.ext_zvksh) && !cpu->cfg.ext_zve32= f) { error_setg(errp, "Vector crypto extensions require V or Zve* extensions"= ); return; @@ -1872,6 +1873,7 @@ static Property riscv_cpu_extensions[] =3D { /* Vector cryptography extensions */ DEFINE_PROP_BOOL("x-zvbb", RISCVCPU, cfg.ext_zvbb, false), DEFINE_PROP_BOOL("x-zvbc", RISCVCPU, cfg.ext_zvbc, false), + DEFINE_PROP_BOOL("x-zvkg", RISCVCPU, cfg.ext_zvkg, false), DEFINE_PROP_BOOL("x-zvkned", RISCVCPU, cfg.ext_zvkned, false), DEFINE_PROP_BOOL("x-zvknha", RISCVCPU, cfg.ext_zvknha, false), DEFINE_PROP_BOOL("x-zvknhb", RISCVCPU, cfg.ext_zvknhb, false), diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h index ab2d9294db6..b754ec23446 100644 --- a/target/riscv/cpu_cfg.h +++ b/target/riscv/cpu_cfg.h @@ -87,6 +87,7 @@ struct RISCVCPUConfig { bool ext_zve64d; bool ext_zvbb; bool ext_zvbc; + bool ext_zvkg; bool ext_zvkned; bool ext_zvknha; bool ext_zvknhb; diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 6d21347c39b..ceec97e1657 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1273,3 +1273,6 @@ DEF_HELPER_5(vsha2cl64_vv, void, ptr, ptr, ptr, env, = i32) =20 DEF_HELPER_5(vsm3me_vv, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vsm3c_vi, void, ptr, ptr, i32, env, i32) + +DEF_HELPER_5(vghsh_vv, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_4(vgmul_vv, void, ptr, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 4050e843f7e..0fae01c6bb3 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -995,3 +995,7 @@ vsha2cl_vv 101111 1 ..... ..... 010 ..... 1110111 @r_v= m_1 # *** Zvksh vector crypto extension *** vsm3me_vv 100000 1 ..... ..... 010 ..... 1110111 @r_vm_1 vsm3c_vi 101011 1 ..... ..... 010 ..... 1110111 @r_vm_1 + +# *** Zvkg vector crypto extension *** +vghsh_vv 101100 1 ..... ..... 010 ..... 1110111 @r_vm_1 +vgmul_vv 101000 1 ..... 10001 010 ..... 1110111 @r2_vm_1 diff --git a/target/riscv/insn_trans/trans_rvvk.c.inc b/target/riscv/insn_t= rans/trans_rvvk.c.inc index 6469dd2f024..af7cd62e7d0 100644 --- a/target/riscv/insn_trans/trans_rvvk.c.inc +++ b/target/riscv/insn_trans/trans_rvvk.c.inc @@ -531,3 +531,33 @@ static inline bool vsm3c_check(DisasContext *s, arg_rm= rr *a) =20 GEN_VV_UNMASKED_TRANS(vsm3me_vv, vsm3me_check, ZVKSH_EGS) GEN_VI_UNMASKED_TRANS(vsm3c_vi, vsm3c_check, ZVKSH_EGS) + +/* + * Zvkg + */ + +#define ZVKG_EGS 4 + +static bool vgmul_check(DisasContext *s, arg_rmr *a) +{ + int egw_bytes =3D ZVKG_EGS << s->sew; + return s->cfg_ptr->ext_zvkg =3D=3D true && + vext_check_isa_ill(s) && + require_rvv(s) && + MAXSZ(s) >=3D egw_bytes && + vext_check_ss(s, a->rd, a->rs2, a->vm) && + s->sew =3D=3D MO_32; +} + +GEN_V_UNMASKED_TRANS(vgmul_vv, vgmul_check, ZVKG_EGS) + +static bool vghsh_check(DisasContext *s, arg_rmrr *a) +{ + int egw_bytes =3D ZVKG_EGS << s->sew; + return s->cfg_ptr->ext_zvkg =3D=3D true && + opivv_check(s, a) && + MAXSZ(s) >=3D egw_bytes && + s->sew =3D=3D MO_32; +} + +GEN_VV_UNMASKED_TRANS(vghsh_vv, vghsh_check, ZVKG_EGS) diff --git a/target/riscv/vcrypto_helper.c b/target/riscv/vcrypto_helper.c index e8bbb698c17..a5e2f7fbb04 100644 --- a/target/riscv/vcrypto_helper.c +++ b/target/riscv/vcrypto_helper.c @@ -769,3 +769,75 @@ void HELPER(vsm3c_vi)(void *vd_vptr, void *vs2_vptr, u= int32_t uimm, vext_set_elems_1s(vd_vptr, vta, env->vl * esz, total_elems * esz); env->vstart =3D 0; } + +void HELPER(vghsh_vv)(void *vd_vptr, void *vs1_vptr, void *vs2_vptr, + CPURISCVState *env, uint32_t desc) +{ + uint64_t *vd =3D vd_vptr; + uint64_t *vs1 =3D vs1_vptr; + uint64_t *vs2 =3D vs2_vptr; + uint32_t vta =3D vext_vta(desc); + uint32_t total_elems =3D vext_get_total_elems(env, desc, 4); + + for (uint32_t i =3D env->vstart / 4; i < env->vl / 4; i++) { + uint64_t Y[2] =3D {vd[i * 2 + 0], vd[i * 2 + 1]}; + uint64_t H[2] =3D {brev8(vs2[i * 2 + 0]), brev8(vs2[i * 2 + 1])}; + uint64_t X[2] =3D {vs1[i * 2 + 0], vs1[i * 2 + 1]}; + uint64_t Z[2] =3D {0, 0}; + + uint64_t S[2] =3D {brev8(Y[0] ^ X[0]), brev8(Y[1] ^ X[1])}; + + for (int j =3D 0; j < 128; j++) { + if ((S[j / 64] >> (j % 64)) & 1) { + Z[0] ^=3D H[0]; + Z[1] ^=3D H[1]; + } + bool reduce =3D ((H[1] >> 63) & 1); + H[1] =3D H[1] << 1 | H[0] >> 63; + H[0] =3D H[0] << 1; + if (reduce) { + H[0] ^=3D 0x87; + } + } + + vd[i * 2 + 0] =3D brev8(Z[0]); + vd[i * 2 + 1] =3D brev8(Z[1]); + } + /* set tail elements to 1s */ + vext_set_elems_1s(vd, vta, env->vl * 4, total_elems * 4); + env->vstart =3D 0; +} + +void HELPER(vgmul_vv)(void *vd_vptr, void *vs2_vptr, CPURISCVState *env, + uint32_t desc) +{ + uint64_t *vd =3D vd_vptr; + uint64_t *vs2 =3D vs2_vptr; + uint32_t vta =3D vext_vta(desc); + uint32_t total_elems =3D vext_get_total_elems(env, desc, 4); + + for (uint32_t i =3D env->vstart / 4; i < env->vl / 4; i++) { + uint64_t Y[2] =3D {brev8(vd[i * 2 + 0]), brev8(vd[i * 2 + 1])}; + uint64_t H[2] =3D {brev8(vs2[i * 2 + 0]), brev8(vs2[i * 2 + 1])}; + uint64_t Z[2] =3D {0, 0}; + + for (int j =3D 0; j < 128; j++) { + if ((Y[j / 64] >> (j % 64)) & 1) { + Z[0] ^=3D H[0]; + Z[1] ^=3D H[1]; + } + bool reduce =3D ((H[1] >> 63) & 1); + H[1] =3D H[1] << 1 | H[0] >> 63; + H[0] =3D H[0] << 1; + if (reduce) { + H[0] ^=3D 0x87; + } + } + + vd[i * 2 + 0] =3D brev8(Z[0]); + vd[i * 2 + 1] =3D brev8(Z[1]); + } + /* set tail elements to 1s */ + vext_set_elems_1s(vd, vta, env->vl * 4, total_elems * 4); + env->vstart =3D 0; +} --=20 2.34.1 From nobody Mon May 13 16:11:25 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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[125.228.20.175]) by smtp.gmail.com with ESMTPSA id gw10-20020a17090b0a4a00b00262fc84b931sm8381793pjb.44.2023.07.11.10.01.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jul 2023 10:01:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1689094885; x=1691686885; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=1oZkJQHplNAwH2l91ru6TjT43Lp7+mYRxhkqeBvjMeE=; b=kEl1JFeMm7RGmr4ukiUPTXcW1KPBW+XprAjv4agfVO74rKbVlbUh3qKfgvT1FXvjoF 4p3B+s4mPfhFHSe3m4yQeMR8sQjtul9yIAgpYfJuPqxk7lYhiwmivABRSLVoLPPrxQbc CmONXiKOGLsiAOOGE/5zuxApESMG4e+lilmPMg9QRH9wCnPfUhkJAXSv76rnPVD69Lxp ola4w3CRdWTQhQjWqIodupyraS904xE+F1gUuv5J15DX6UAfOQVUJHrmYjb5XQ2Vqrtr MHcKIvPDr5Uy6Umgipwzl6C9T0yA/SwmKOKpxCeK3oOd+PVUTp2MGLicG2iCVhLO6G2V 4ePA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689094885; x=1691686885; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=1oZkJQHplNAwH2l91ru6TjT43Lp7+mYRxhkqeBvjMeE=; b=IXIuTTSZMp1wBy9+WbfMUFpdAQhuw97A5HIjDR3qAlVvM6ZOq7OQB2gfuI59hZGl7R ZPvEBbbl+NwqEzNspleeFBJRVUQS53Ot0Kj0yles+SlsP5gadiVQWjvGPXBf9hkC7PXE KJe0HdhIV7R4u5MqfZ2vGXGvWp7seBZjOEmMOuMWaED62X3vTQ54QG6DHoSNUgke6hkl ahfHyAILzpKw8rppY9AVhdZg023BO9sBbziJALZhRbLKcMpMXIb8oQkrKiEonnqxhTuX HYxHLKayjWBZy/I1fOp62MEguLN47xRPpMD04eALDdJxszyYhU5Z69a1Vwoir/jqbZe/ rkKg== X-Gm-Message-State: ABy/qLangsmSKwAGeGQJBsuryP1cW3UeN/N+ADb7MrwgQR70M0xCXm6P CwXhBjC5YX+kgFmkvnrptDrXr+6bv4rfRVtpyO0BTpscp2h/RwxUxOKeC9CyYFA99c36Uq7f5oz 6dcPxJkLWWurGvPYN2Kq/ay3akIj4RhpJ/i1ZZHJlsU2ne7Kh4levpI2IqKPEkEsu7kJW89gifY 5foFQ= X-Google-Smtp-Source: APBJJlH3NZIwCPvnsXM8LS7iaLqkFETaYhdXjp97+Abxqjem+DB1cuNPqdt8R81uY8gwi8dz+l7okw== X-Received: by 2002:a17:90a:6fe1:b0:265:8184:5903 with SMTP id e88-20020a17090a6fe100b0026581845903mr10043581pjk.40.1689094884969; Tue, 11 Jul 2023 10:01:24 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: dbarboza@ventanamicro.com, alistair23@gmail.com, Max Chou , Frank Chang , Richard Henderson , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Peter Maydell , qemu-arm@nongnu.org Subject: [PATCH v8 13/15] crypto: Create sm4_subword Date: Wed, 12 Jul 2023 00:59:12 +0800 Message-Id: <20230711165917.2629866-14-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230711165917.2629866-1-max.chou@sifive.com> References: <20230711165917.2629866-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::52d; envelope-from=max.chou@sifive.com; helo=mail-pg1-x52d.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1689094999972100003 Content-Type: text/plain; charset="utf-8" Allows sharing of sm4_subword between different targets. Signed-off-by: Max Chou Reviewed-by: Frank Chang Reviewed-by: Richard Henderson Signed-off-by: Max Chou --- include/crypto/sm4.h | 8 ++++++++ target/arm/tcg/crypto_helper.c | 10 ++-------- 2 files changed, 10 insertions(+), 8 deletions(-) diff --git a/include/crypto/sm4.h b/include/crypto/sm4.h index 9bd3ebc62e8..de8245d8a71 100644 --- a/include/crypto/sm4.h +++ b/include/crypto/sm4.h @@ -3,4 +3,12 @@ =20 extern const uint8_t sm4_sbox[256]; =20 +static inline uint32_t sm4_subword(uint32_t word) +{ + return sm4_sbox[word & 0xff] | + sm4_sbox[(word >> 8) & 0xff] << 8 | + sm4_sbox[(word >> 16) & 0xff] << 16 | + sm4_sbox[(word >> 24) & 0xff] << 24; +} + #endif diff --git a/target/arm/tcg/crypto_helper.c b/target/arm/tcg/crypto_helper.c index fdd70abbfd6..7cadd61e124 100644 --- a/target/arm/tcg/crypto_helper.c +++ b/target/arm/tcg/crypto_helper.c @@ -614,10 +614,7 @@ static void do_crypto_sm4e(uint64_t *rd, uint64_t *rn,= uint64_t *rm) CR_ST_WORD(d, (i + 3) % 4) ^ CR_ST_WORD(n, i); =20 - t =3D sm4_sbox[t & 0xff] | - sm4_sbox[(t >> 8) & 0xff] << 8 | - sm4_sbox[(t >> 16) & 0xff] << 16 | - sm4_sbox[(t >> 24) & 0xff] << 24; + t =3D sm4_subword(t); =20 CR_ST_WORD(d, i) ^=3D t ^ rol32(t, 2) ^ rol32(t, 10) ^ rol32(t, 18= ) ^ rol32(t, 24); @@ -651,10 +648,7 @@ static void do_crypto_sm4ekey(uint64_t *rd, uint64_t *= rn, uint64_t *rm) CR_ST_WORD(d, (i + 3) % 4) ^ CR_ST_WORD(m, i); =20 - t =3D sm4_sbox[t & 0xff] | - sm4_sbox[(t >> 8) & 0xff] << 8 | - sm4_sbox[(t >> 16) & 0xff] << 16 | - sm4_sbox[(t >> 24) & 0xff] << 24; + t =3D sm4_subword(t); =20 CR_ST_WORD(d, i) ^=3D t ^ rol32(t, 13) ^ rol32(t, 23); } --=20 2.34.1 From nobody Mon May 13 16:11:25 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=sifive.com ARC-Seal: i=1; a=rsa-sha256; t=1689095050; cv=none; d=zohomail.com; s=zohoarc; b=J5Q6yqjf7duoAPvBTfZknzeKCMhAP6GqTgL0hhDp3eL6648bjj71kAm8myaMAfb3mpIaZh/BtCtLyjDv63ZR8l4cEwUoDOlA4Y05g/vSSe1eqAGUuNfjBSRbZBhSFGn8ANrIh6/7YoTevZLC0OCDW0AFIyXoPELNQhRoM94hwBA= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1689095050; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=5ow2HOo+QMXtjkHJz2qvxXFVHS1pwzVfj+KbMmuWjec=; b=KWBnNmm7m4quzoYwM3vNyOwnn+BCPJeL8byumUo4l7bgB1SKh0Ja98loLT3OgZc0KouPnYsEXJUsbLLy33qJwnSym9sc6Q0xIbl1xtjdSWhRr+CGACBUyNs1dIUiig5kgHCifQndCUxtyKodQ524uwMvd7PFh9aRBNljUWLOsqY= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 168909505018793.45348052130771; Tue, 11 Jul 2023 10:04:10 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qJGlS-00050U-GD; Tue, 11 Jul 2023 13:03:02 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qJGk0-0004As-Kd for qemu-devel@nongnu.org; Tue, 11 Jul 2023 13:01:35 -0400 Received: from mail-pg1-x534.google.com ([2607:f8b0:4864:20::534]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qJGjz-0001O4-3k for qemu-devel@nongnu.org; Tue, 11 Jul 2023 13:01:32 -0400 Received: by mail-pg1-x534.google.com with SMTP id 41be03b00d2f7-55adfa72d3fso3083415a12.3 for ; Tue, 11 Jul 2023 10:01:30 -0700 (PDT) Received: from duncan.localdomain (125-228-20-175.hinet-ip.hinet.net. [125.228.20.175]) by smtp.gmail.com with ESMTPSA id gw10-20020a17090b0a4a00b00262fc84b931sm8381793pjb.44.2023.07.11.10.01.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jul 2023 10:01:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1689094890; x=1691686890; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=5ow2HOo+QMXtjkHJz2qvxXFVHS1pwzVfj+KbMmuWjec=; b=hw697bt/8ePzzk5rmrrgVIb1mgjMi6PhJaY3xXjnB0DGDk6i5bEZQWgsHrCs3RZ7jt Ny17gt5ReM75yJgjTFbbdKPPORvLOS1WFhRRsUjJMFttWd/utIp9jsM2BW3BUnyGxKrY jduv9H0cga2MzhhlRRaonbeflNqIwPfN1bjOSy5IguYI5+tDdlPUgBFLp6nCptaZKQSU 8pr0QvaT1/UX5YTPkNtV4IwuCElAO8zgzqZdqeyMLKOlDiTRVVCFFSCR1wcy2m37MDRs KGdhKrzg8QvSXXi94KeTPnr1KqTxUHnU45HdV8W7t8vnL8Iuc3X3kvKqN6Pmdmc2LnwS MSYg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689094890; x=1691686890; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=5ow2HOo+QMXtjkHJz2qvxXFVHS1pwzVfj+KbMmuWjec=; b=HI5Ho/k7va/Pm4armPkKgYJq8rnWS7Oe/B5IW3ErA4ivqg3oyWfHgxjtsoXT5+O6ZJ ZQcalv2vV7AbbNcWnuebocQ4rv26YuknKtIeehcOuCiHUhOdKCSSeKxQ4C/ZGfR5vybI zSwc6RziE+VRMRUWT4Z3scoB7K1dCBvsWACFjvg4sX4Hulo16reLKxC2t/CHWZtaljBX EO/U71R6mMW4Ik8hI/ypFp5oTLBerr3/ql1CNUcPBnrQDBJ40FDD4LbFOwOWK7+2xwew gdIbz4KKk2EhRw3ZkPGHuFlZdOq1btxqEnUX0WjwWlvwEEIR0xhuigV6OpoOWuo5Bpij kHeg== X-Gm-Message-State: ABy/qLZkBt4omv/zHP+e7E89nsD1VdqAoSEIkvV23bE3Cl7q7W/mH8bo 2TnEGC54/a442Rzq9esH5oakucAZU/9LkOrWDq/E9aDQn7hJ1FgkzG0CZo347y1gF/Fc5OurSnH YLrC653752VeWCOMJc+JJBl+xdeWTMKpNAgcxkwhzSdNRZAjDtnYtKHZe7KMzIefoXs+uLvZgC7 OUq9M= X-Google-Smtp-Source: APBJJlFPc9RZ2TYV7HakHdd7aDeKbmldEi4SPCJhNYNylAijIKu4YqFkx3JCOtlkNZOHAhK4iAIgKQ== X-Received: by 2002:a17:90b:292:b0:263:528:144a with SMTP id az18-20020a17090b029200b002630528144amr14185814pjb.28.1689094889692; Tue, 11 Jul 2023 10:01:29 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: dbarboza@ventanamicro.com, alistair23@gmail.com, Max Chou , Frank Chang , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= Subject: [PATCH v8 14/15] crypto: Add SM4 constant parameter CK Date: Wed, 12 Jul 2023 00:59:13 +0800 Message-Id: <20230711165917.2629866-15-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230711165917.2629866-1-max.chou@sifive.com> References: <20230711165917.2629866-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::534; envelope-from=max.chou@sifive.com; helo=mail-pg1-x534.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1689095051630100001 Content-Type: text/plain; charset="utf-8" Adds sm4_ck constant for use in sm4 cryptography across different targets. Signed-off-by: Max Chou Reviewed-by: Frank Chang Signed-off-by: Max Chou --- crypto/sm4.c | 10 ++++++++++ include/crypto/sm4.h | 1 + 2 files changed, 11 insertions(+) diff --git a/crypto/sm4.c b/crypto/sm4.c index 9f0cd452c78..2987306cf7a 100644 --- a/crypto/sm4.c +++ b/crypto/sm4.c @@ -47,3 +47,13 @@ uint8_t const sm4_sbox[] =3D { 0x79, 0xee, 0x5f, 0x3e, 0xd7, 0xcb, 0x39, 0x48, }; =20 +uint32_t const sm4_ck[] =3D { + 0x00070e15, 0x1c232a31, 0x383f464d, 0x545b6269, + 0x70777e85, 0x8c939aa1, 0xa8afb6bd, 0xc4cbd2d9, + 0xe0e7eef5, 0xfc030a11, 0x181f262d, 0x343b4249, + 0x50575e65, 0x6c737a81, 0x888f969d, 0xa4abb2b9, + 0xc0c7ced5, 0xdce3eaf1, 0xf8ff060d, 0x141b2229, + 0x30373e45, 0x4c535a61, 0x686f767d, 0x848b9299, + 0xa0a7aeb5, 0xbcc3cad1, 0xd8dfe6ed, 0xf4fb0209, + 0x10171e25, 0x2c333a41, 0x484f565d, 0x646b7279 +}; diff --git a/include/crypto/sm4.h b/include/crypto/sm4.h index de8245d8a71..382b26d9224 100644 --- a/include/crypto/sm4.h +++ b/include/crypto/sm4.h @@ -2,6 +2,7 @@ #define QEMU_SM4_H =20 extern const uint8_t sm4_sbox[256]; +extern const uint32_t sm4_ck[32]; =20 static inline uint32_t sm4_subword(uint32_t word) { --=20 2.34.1 From nobody Mon May 13 16:11:25 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=sifive.com ARC-Seal: i=1; a=rsa-sha256; t=1689095017; cv=none; d=zohomail.com; s=zohoarc; b=SFivjCUq1vCqCweJe+ku5IP2/IGzsyRMf/1OX3kPOfYPm84zxOVWGXsxFUw6Z/h1tWs0rTUrbLWJbZ+BVfdD4fSJZnv0GaC3IfUPbGJJpr/P1nZSDo04yzXNQDhGp4ZhGZAE6MMz9YxB6GNK8VZkCZVChNEjrbh4qZGnff66N+U= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1689095017; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=fKAidQ27ztvCyK9gCeIzuKfGgL2HhRU8kqPfTdT76dE=; b=KwkusaNDrQUlPzoakPROC9MDF0faaF0moQUAasv6XO6/cfn9xkK/JlnKT+NpvNEDb8+hPpnPOM9Rl7WRYb7eQ446GE8RwrXcqmFSxmI2PUhdbhAvmL8BIHZJbKY+BZeWLWopHA45iCye82jnmb4GUe1tBONu7uYSwoj/R8YrY5w= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1689095017046514.6460227205579; Tue, 11 Jul 2023 10:03:37 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qJGlU-000531-Ao; Tue, 11 Jul 2023 13:03:04 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qJGkH-0004Ve-DN for qemu-devel@nongnu.org; Tue, 11 Jul 2023 13:01:50 -0400 Received: from mail-pg1-x536.google.com ([2607:f8b0:4864:20::536]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qJGk5-0001PF-Gv for qemu-devel@nongnu.org; Tue, 11 Jul 2023 13:01:49 -0400 Received: by mail-pg1-x536.google.com with SMTP id 41be03b00d2f7-55b22f82ac8so4510865a12.1 for ; Tue, 11 Jul 2023 10:01:37 -0700 (PDT) Received: from duncan.localdomain (125-228-20-175.hinet-ip.hinet.net. [125.228.20.175]) by smtp.gmail.com with ESMTPSA id gw10-20020a17090b0a4a00b00262fc84b931sm8381793pjb.44.2023.07.11.10.01.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jul 2023 10:01:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1689094896; x=1691686896; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=fKAidQ27ztvCyK9gCeIzuKfGgL2HhRU8kqPfTdT76dE=; b=SQ1i9b6D3L7BMkJe0kZT+/IHnvdtXkz2/cd6pQP+Pwwc2QtSwNQzEV4Ros3jbxNm3N gxU5QgllidudisebPGIUzIvA7dRaNDH4yyJt5BM4ifRfRFUhDPKBREcHaUMZPjNKCDB5 OduqKGI5nLNnKmaN8WIWy5M7hvcoGOhlRmWc9jyr+SIJD870GKVzkgu/xURe56iABQeN X4c9zHqMV1jSAScq0PobMCnjsg3k6wTRljzuziFm3qBRKacTiRhdLS9ftPOqAB2NRS+6 pVYDNKYs1fWqnyptYsP8yyGvm5rI4aaVvdi9mpW/rW8vsgRb0SgQ+4C2kSKuJ2l9wre3 7wFw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689094896; x=1691686896; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=fKAidQ27ztvCyK9gCeIzuKfGgL2HhRU8kqPfTdT76dE=; b=iBQqkcMnouzrrK0k+4lAH8AheeOY+omhQPJP2t1OdBh3iph+qICiCErvJ3c7ekqog7 z5k0eUX5cYz9kKkya9qvee+i9P9px7qfODcN7ookTQdt113R8FATBBMlcxiVeRuljM61 xU95ASRF4N7v1gY7H8iVR86VovQe40C8UTiA90XL9RE6mcTTy2WL2ln5Y2j1f68LTpsf J0C7uo9kZWQGF3uELxCC7NCzzIZYFmSh6FtY1Gls93ah/4ZSYnkF17iCKzw570piA7DD Fjd+yt+fsbLwZDPfbCGnpdfd+7ylppqsgl8qYXSFwib5N6/W6NzrtX/GwGkG08vlWMNU 14hA== X-Gm-Message-State: ABy/qLalRgqcj52hww2+UU2BnwcCQpbr+1mhLjooIvacqmdwiQPw4zrY 7PVWTyJ1AhFHIZg/p6dWvJeQXv8BLi09xVPRnPzTv98gMNkawiQqwh2jwXeMhaDsKefd2ZTqLR5 BqcW4KjmjEznGvIlreRptVlo78mTTyOf6UAjdLD+6M3/uW5RWKgklCdtcrPUELGITt4mm2EnJ5O Uz01g= X-Google-Smtp-Source: APBJJlED6nHea41XUO+phkBg5dDPdd+LAdLWlk6/uJxtKX1W5X6SicfOnjR/WsM1oQrjyOp7RTb7dg== X-Received: by 2002:a17:90a:1b4f:b0:264:7a:6a84 with SMTP id q73-20020a17090a1b4f00b00264007a6a84mr23639303pjq.0.1689094895771; Tue, 11 Jul 2023 10:01:35 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: dbarboza@ventanamicro.com, alistair23@gmail.com, Max Chou , Frank Chang , Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Liu Zhiwei , Lawrence Hunter , Nazar Kazakov , Kiran Ostrolenk Subject: [PATCH v8 15/15] target/riscv: Add Zvksed ISA extension support Date: Wed, 12 Jul 2023 00:59:14 +0800 Message-Id: <20230711165917.2629866-16-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230711165917.2629866-1-max.chou@sifive.com> References: <20230711165917.2629866-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::536; envelope-from=max.chou@sifive.com; helo=mail-pg1-x536.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1689095018044100002 Content-Type: text/plain; charset="utf-8" This commit adds support for the Zvksed vector-crypto extension, which consists of the following instructions: * vsm4k.vi * vsm4r.[vv,vs] Translation functions are defined in `target/riscv/insn_trans/trans_rvvk.c.inc` and helpers are defined in `target/riscv/vcrypto_helper.c`. Signed-off-by: Max Chou Reviewed-by: Frank Chang [lawrence.hunter@codethink.co.uk: Moved SM4 functions from crypto_helper.c to vcrypto_helper.c] [nazar.kazakov@codethink.co.uk: Added alignment checks, refactored code to use macros, and minor style changes] Signed-off-by: Max Chou --- target/riscv/cpu.c | 5 +- target/riscv/cpu_cfg.h | 1 + target/riscv/helper.h | 4 + target/riscv/insn32.decode | 5 + target/riscv/insn_trans/trans_rvvk.c.inc | 43 ++++++++ target/riscv/vcrypto_helper.c | 127 +++++++++++++++++++++++ 6 files changed, 184 insertions(+), 1 deletion(-) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 075692582dd..41f12f3d7a9 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -132,6 +132,7 @@ static const struct isa_ext_data isa_edata_arr[] =3D { ISA_EXT_DATA_ENTRY(zvkned, PRIV_VERSION_1_12_0, ext_zvkned), ISA_EXT_DATA_ENTRY(zvknha, PRIV_VERSION_1_12_0, ext_zvknha), ISA_EXT_DATA_ENTRY(zvknhb, PRIV_VERSION_1_12_0, ext_zvknhb), + ISA_EXT_DATA_ENTRY(zvksed, PRIV_VERSION_1_12_0, ext_zvksed), ISA_EXT_DATA_ENTRY(zvksh, PRIV_VERSION_1_12_0, ext_zvksh), ISA_EXT_DATA_ENTRY(zhinx, PRIV_VERSION_1_12_0, ext_zhinx), ISA_EXT_DATA_ENTRY(zhinxmin, PRIV_VERSION_1_12_0, ext_zhinxmin), @@ -1280,7 +1281,8 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu,= Error **errp) * in qemu */ if ((cpu->cfg.ext_zvbb || cpu->cfg.ext_zvkg || cpu->cfg.ext_zvkned || - cpu->cfg.ext_zvknha || cpu->cfg.ext_zvksh) && !cpu->cfg.ext_zve32= f) { + cpu->cfg.ext_zvknha || cpu->cfg.ext_zvksed || cpu->cfg.ext_zvksh)= && + !cpu->cfg.ext_zve32f) { error_setg(errp, "Vector crypto extensions require V or Zve* extensions"= ); return; @@ -1877,6 +1879,7 @@ static Property riscv_cpu_extensions[] =3D { DEFINE_PROP_BOOL("x-zvkned", RISCVCPU, cfg.ext_zvkned, false), DEFINE_PROP_BOOL("x-zvknha", RISCVCPU, cfg.ext_zvknha, false), DEFINE_PROP_BOOL("x-zvknhb", RISCVCPU, cfg.ext_zvknhb, false), + DEFINE_PROP_BOOL("x-zvksed", RISCVCPU, cfg.ext_zvksed, false), DEFINE_PROP_BOOL("x-zvksh", RISCVCPU, cfg.ext_zvksh, false), =20 DEFINE_PROP_END_OF_LIST(), diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h index b754ec23446..61f6238756f 100644 --- a/target/riscv/cpu_cfg.h +++ b/target/riscv/cpu_cfg.h @@ -91,6 +91,7 @@ struct RISCVCPUConfig { bool ext_zvkned; bool ext_zvknha; bool ext_zvknhb; + bool ext_zvksed; bool ext_zvksh; bool ext_zmmul; bool ext_zvfbfmin; diff --git a/target/riscv/helper.h b/target/riscv/helper.h index ceec97e1657..8a635238514 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1276,3 +1276,7 @@ DEF_HELPER_5(vsm3c_vi, void, ptr, ptr, i32, env, i32) =20 DEF_HELPER_5(vghsh_vv, void, ptr, ptr, ptr, env, i32) DEF_HELPER_4(vgmul_vv, void, ptr, ptr, env, i32) + +DEF_HELPER_5(vsm4k_vi, void, ptr, ptr, i32, env, i32) +DEF_HELPER_4(vsm4r_vv, void, ptr, ptr, env, i32) +DEF_HELPER_4(vsm4r_vs, void, ptr, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 0fae01c6bb3..33597fe2bb1 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -999,3 +999,8 @@ vsm3c_vi 101011 1 ..... ..... 010 ..... 1110111 @r_v= m_1 # *** Zvkg vector crypto extension *** vghsh_vv 101100 1 ..... ..... 010 ..... 1110111 @r_vm_1 vgmul_vv 101000 1 ..... 10001 010 ..... 1110111 @r2_vm_1 + +# *** Zvksed vector crypto extension *** +vsm4k_vi 100001 1 ..... ..... 010 ..... 1110111 @r_vm_1 +vsm4r_vv 101000 1 ..... 10000 010 ..... 1110111 @r2_vm_1 +vsm4r_vs 101001 1 ..... 10000 010 ..... 1110111 @r2_vm_1 diff --git a/target/riscv/insn_trans/trans_rvvk.c.inc b/target/riscv/insn_t= rans/trans_rvvk.c.inc index af7cd62e7d0..c00c70dfc62 100644 --- a/target/riscv/insn_trans/trans_rvvk.c.inc +++ b/target/riscv/insn_trans/trans_rvvk.c.inc @@ -561,3 +561,46 @@ static bool vghsh_check(DisasContext *s, arg_rmrr *a) } =20 GEN_VV_UNMASKED_TRANS(vghsh_vv, vghsh_check, ZVKG_EGS) + +/* + * Zvksed + */ + +#define ZVKSED_EGS 4 + +static bool zvksed_check(DisasContext *s) +{ + int egw_bytes =3D ZVKSED_EGS << s->sew; + return s->cfg_ptr->ext_zvksed =3D=3D true && + require_rvv(s) && + vext_check_isa_ill(s) && + MAXSZ(s) >=3D egw_bytes && + s->sew =3D=3D MO_32; +} + +static bool vsm4k_vi_check(DisasContext *s, arg_rmrr *a) +{ + return zvksed_check(s) && + require_align(a->rd, s->lmul) && + require_align(a->rs2, s->lmul); +} + +GEN_VI_UNMASKED_TRANS(vsm4k_vi, vsm4k_vi_check, ZVKSED_EGS) + +static bool vsm4r_vv_check(DisasContext *s, arg_rmr *a) +{ + return zvksed_check(s) && + require_align(a->rd, s->lmul) && + require_align(a->rs2, s->lmul); +} + +GEN_V_UNMASKED_TRANS(vsm4r_vv, vsm4r_vv_check, ZVKSED_EGS) + +static bool vsm4r_vs_check(DisasContext *s, arg_rmr *a) +{ + return zvksed_check(s) && + !is_overlapped(a->rd, 1 << MAX(s->lmul, 0), a->rs2, 1) && + require_align(a->rd, s->lmul); +} + +GEN_V_UNMASKED_TRANS(vsm4r_vs, vsm4r_vs_check, ZVKSED_EGS) diff --git a/target/riscv/vcrypto_helper.c b/target/riscv/vcrypto_helper.c index a5e2f7fbb04..e2d719b13b6 100644 --- a/target/riscv/vcrypto_helper.c +++ b/target/riscv/vcrypto_helper.c @@ -24,6 +24,7 @@ #include "cpu.h" #include "crypto/aes.h" #include "crypto/aes-round.h" +#include "crypto/sm4.h" #include "exec/memop.h" #include "exec/exec-all.h" #include "exec/helper-proto.h" @@ -841,3 +842,129 @@ void HELPER(vgmul_vv)(void *vd_vptr, void *vs2_vptr, = CPURISCVState *env, vext_set_elems_1s(vd, vta, env->vl * 4, total_elems * 4); env->vstart =3D 0; } + +void HELPER(vsm4k_vi)(void *vd, void *vs2, uint32_t uimm5, CPURISCVState *= env, + uint32_t desc) +{ + const uint32_t egs =3D 4; + uint32_t rnd =3D uimm5 & 0x7; + uint32_t group_start =3D env->vstart / egs; + uint32_t group_end =3D env->vl / egs; + uint32_t esz =3D sizeof(uint32_t); + uint32_t total_elems =3D vext_get_total_elems(env, desc, esz); + + for (uint32_t i =3D group_start; i < group_end; ++i) { + uint32_t vstart =3D i * egs; + uint32_t vend =3D (i + 1) * egs; + uint32_t rk[4] =3D {0}; + uint32_t tmp[8] =3D {0}; + + for (uint32_t j =3D vstart; j < vend; ++j) { + rk[j - vstart] =3D *((uint32_t *)vs2 + H4(j)); + } + + for (uint32_t j =3D 0; j < egs; ++j) { + tmp[j] =3D rk[j]; + } + + for (uint32_t j =3D 0; j < egs; ++j) { + uint32_t b, s; + b =3D tmp[j + 1] ^ tmp[j + 2] ^ tmp[j + 3] ^ sm4_ck[rnd * 4 + = j]; + + s =3D sm4_subword(b); + + tmp[j + 4] =3D tmp[j] ^ (s ^ rol32(s, 13) ^ rol32(s, 23)); + } + + for (uint32_t j =3D vstart; j < vend; ++j) { + *((uint32_t *)vd + H4(j)) =3D tmp[egs + (j - vstart)]; + } + } + + env->vstart =3D 0; + /* set tail elements to 1s */ + vext_set_elems_1s(vd, vext_vta(desc), env->vl * esz, total_elems * esz= ); +} + +static void do_sm4_round(uint32_t *rk, uint32_t *buf) +{ + const uint32_t egs =3D 4; + uint32_t s, b; + + for (uint32_t j =3D egs; j < egs * 2; ++j) { + b =3D buf[j - 3] ^ buf[j - 2] ^ buf[j - 1] ^ rk[j - 4]; + + s =3D sm4_subword(b); + + buf[j] =3D buf[j - 4] ^ (s ^ rol32(s, 2) ^ rol32(s, 10) ^ rol32(s,= 18) ^ + rol32(s, 24)); + } +} + +void HELPER(vsm4r_vv)(void *vd, void *vs2, CPURISCVState *env, uint32_t de= sc) +{ + const uint32_t egs =3D 4; + uint32_t group_start =3D env->vstart / egs; + uint32_t group_end =3D env->vl / egs; + uint32_t esz =3D sizeof(uint32_t); + uint32_t total_elems =3D vext_get_total_elems(env, desc, esz); + + for (uint32_t i =3D group_start; i < group_end; ++i) { + uint32_t vstart =3D i * egs; + uint32_t vend =3D (i + 1) * egs; + uint32_t rk[4] =3D {0}; + uint32_t tmp[8] =3D {0}; + + for (uint32_t j =3D vstart; j < vend; ++j) { + rk[j - vstart] =3D *((uint32_t *)vs2 + H4(j)); + } + + for (uint32_t j =3D vstart; j < vend; ++j) { + tmp[j - vstart] =3D *((uint32_t *)vd + H4(j)); + } + + do_sm4_round(rk, tmp); + + for (uint32_t j =3D vstart; j < vend; ++j) { + *((uint32_t *)vd + H4(j)) =3D tmp[egs + (j - vstart)]; + } + } + + env->vstart =3D 0; + /* set tail elements to 1s */ + vext_set_elems_1s(vd, vext_vta(desc), env->vl * esz, total_elems * esz= ); +} + +void HELPER(vsm4r_vs)(void *vd, void *vs2, CPURISCVState *env, uint32_t de= sc) +{ + const uint32_t egs =3D 4; + uint32_t group_start =3D env->vstart / egs; + uint32_t group_end =3D env->vl / egs; + uint32_t esz =3D sizeof(uint32_t); + uint32_t total_elems =3D vext_get_total_elems(env, desc, esz); + + for (uint32_t i =3D group_start; i < group_end; ++i) { + uint32_t vstart =3D i * egs; + uint32_t vend =3D (i + 1) * egs; + uint32_t rk[4] =3D {0}; + uint32_t tmp[8] =3D {0}; + + for (uint32_t j =3D 0; j < egs; ++j) { + rk[j] =3D *((uint32_t *)vs2 + H4(j)); + } + + for (uint32_t j =3D vstart; j < vend; ++j) { + tmp[j - vstart] =3D *((uint32_t *)vd + H4(j)); + } + + do_sm4_round(rk, tmp); + + for (uint32_t j =3D vstart; j < vend; ++j) { + *((uint32_t *)vd + H4(j)) =3D tmp[egs + (j - vstart)]; + } + } + + env->vstart =3D 0; + /* set tail elements to 1s */ + vext_set_elems_1s(vd, vext_vta(desc), env->vl * esz, total_elems * esz= ); +} --=20 2.34.1