From patchwork Thu Jul 2 16:22:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278797 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E8594C433DF for ; Thu, 2 Jul 2020 16:35:22 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B9B7020720 for ; Thu, 2 Jul 2020 16:35:22 +0000 (UTC) Authentication-Results: mail.kernel.org; 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d="scan'208";a="141498460" Received: from h199-255-45-15.hgst.com (HELO uls-op-cesaep02.wdc.com) ([199.255.45.15]) by ob1.hgst.iphmx.com with ESMTP; 03 Jul 2020 00:33:19 +0800 IronPort-SDR: E/14KFnljLZQtGZRpxdiTUUSWw1F/gzBIS6HxiVcIyosuF44PzeihmRkW9PRUqonwF+Ok0GW3b E57artNVfteP06Ekrd/5xJbKDvQFXEeoo= Received: from uls-op-cesaip01.wdc.com ([10.248.3.36]) by uls-op-cesaep02.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Jul 2020 09:21:34 -0700 IronPort-SDR: 1BgRUGXq1Hlan9xTzf6daD2BQIod+mFniYxt/kBrljGZ5w4Q2dWOJRNiSWHuBtoQwe3HT9+0go eA/0dqQSkTtA== WDCIronportException: Internal Received: from 6hj08h2.ad.shared (HELO risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:19 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 01/64] riscv: plic: Honour source priorities Date: Thu, 2 Jul 2020 09:22:51 -0700 Message-Id: <20200702162354.928528-2-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Jessica Clarke Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Jessica Clarke The source priorities can be used to order sources with respect to other sources, not just as a way to enable/disable them based off a threshold. We must therefore always claim the highest-priority source, rather than the first source we find. Signed-off-by: Jessica Clarke Reviewed-by: Alistair Francis Message-Id: <20200618202343.20455-1-jrtc27@jrtc27.com> Signed-off-by: Alistair Francis --- hw/riscv/sifive_plic.c | 17 ++++++++++++----- 1 file changed, 12 insertions(+), 5 deletions(-) diff --git a/hw/riscv/sifive_plic.c b/hw/riscv/sifive_plic.c index 4f216c5585..d91e82b8ab 100644 --- a/hw/riscv/sifive_plic.c +++ b/hw/riscv/sifive_plic.c @@ -166,6 +166,9 @@ static void sifive_plic_update(SiFivePLICState *plic) static uint32_t sifive_plic_claim(SiFivePLICState *plic, uint32_t addrid) { int i, j; + uint32_t max_irq = 0; + uint32_t max_prio = plic->target_priority[addrid]; + for (i = 0; i < plic->bitfield_words; i++) { uint32_t pending_enabled_not_claimed = (plic->pending[i] & ~plic->claimed[i]) & @@ -177,14 +180,18 @@ static uint32_t sifive_plic_claim(SiFivePLICState *plic, uint32_t addrid) int irq = (i << 5) + j; uint32_t prio = plic->source_priority[irq]; int enabled = pending_enabled_not_claimed & (1 << j); - if (enabled && prio > plic->target_priority[addrid]) { - sifive_plic_set_pending(plic, irq, false); - sifive_plic_set_claimed(plic, irq, true); - return irq; + if (enabled && prio > max_prio) { + max_irq = irq; + max_prio = prio; } } } - return 0; + + if (max_irq) { + sifive_plic_set_pending(plic, max_irq, false); + sifive_plic_set_claimed(plic, max_irq, true); + } + return max_irq; } static uint64_t sifive_plic_read(void *opaque, hwaddr addr, unsigned size) From patchwork Thu Jul 2 16:22:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278798 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F323AC433E3 for ; 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d="scan'208";a="141498462" Received: from h199-255-45-15.hgst.com (HELO uls-op-cesaep02.wdc.com) ([199.255.45.15]) by ob1.hgst.iphmx.com with ESMTP; 03 Jul 2020 00:33:19 +0800 IronPort-SDR: c9BJ18hW9vCR3ldbMRhBbPUHyMLfX/KXmylph027/0ceVGByv1fUWUuf6lZfkvO0JDuOdUVlEq YatS0bWFRShxQDnVii9WmAsx5L/oNBxe4= Received: from uls-op-cesaip01.wdc.com ([10.248.3.36]) by uls-op-cesaep02.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Jul 2020 09:21:34 -0700 IronPort-SDR: n65UDyVrGj5kHY49EPUfhtl3q2LTUvq88Gn/ko1UllAAhezXtuGH7luyD38jFcT38hrU0f+vcd ytaEQ/Kt9OEw== WDCIronportException: Internal Received: from 6hj08h2.ad.shared (HELO risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:19 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 02/64] riscv: plic: Add a couple of mising sifive_plic_update calls Date: Thu, 2 Jul 2020 09:22:52 -0700 Message-Id: <20200702162354.928528-3-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Jessica Clarke Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Jessica Clarke Claiming an interrupt and changing the source priority both potentially affect whether an interrupt is pending, thus we must re-compute xEIP. Note that we don't put the sifive_plic_update inside sifive_plic_claim so that the logging of a claim (and the resulting IRQ) happens before the state update, making the causal effect clear, and that we drop the explicit call to sifive_plic_print_state when claiming since sifive_plic_update already does that automatically at the end for us. This can result in both spurious interrupt storms if you fail to complete an IRQ before enabling interrupts (and no other actions occur that result in a call to sifive_plic_update), but also more importantly lost interrupts if a disabled interrupt is pending and then becomes enabled. Signed-off-by: Jessica Clarke Reviewed-by: Alistair Francis Message-Id: <20200618210649.22451-1-jrtc27@jrtc27.com> Signed-off-by: Alistair Francis --- hw/riscv/sifive_plic.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/hw/riscv/sifive_plic.c b/hw/riscv/sifive_plic.c index d91e82b8ab..c20c192034 100644 --- a/hw/riscv/sifive_plic.c +++ b/hw/riscv/sifive_plic.c @@ -255,8 +255,8 @@ static uint64_t sifive_plic_read(void *opaque, hwaddr addr, unsigned size) plic->addr_config[addrid].hartid, mode_to_char(plic->addr_config[addrid].mode), value); - sifive_plic_print_state(plic); } + sifive_plic_update(plic); return value; } } @@ -287,6 +287,7 @@ static void sifive_plic_write(void *opaque, hwaddr addr, uint64_t value, qemu_log("plic: write priority: irq=%d priority=%d\n", irq, plic->source_priority[irq]); } + sifive_plic_update(plic); return; } else if (addr >= plic->pending_base && /* 1 bit per source */ addr < plic->pending_base + (plic->num_sources >> 3)) From patchwork Thu Jul 2 16:22:57 2020 Content-Type: text/plain; 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02 Jul 2020 09:21:36 -0700 IronPort-SDR: jy7vi7T4R9wI2e5ROneGuErc57BQ71b8otRm7zUuAdggM2R6RDEUxNO4cgd3M+iK6YklKEtNKw HtuNExiyJpow== WDCIronportException: Internal Received: from 6hj08h2.ad.shared (HELO risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:21 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 07/64] target/riscv: add vector configure instruction Date: Thu, 2 Jul 2020 09:22:57 -0700 Message-Id: <20200702162354.928528-8-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Richard Henderson , Alistair Francis , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei vsetvl and vsetvli are two configure instructions for vl, vtype. TB flags should update after configure instructions. The (ill, lmul, sew ) of vtype and the bit of (VSTART == 0 && VL == VLMAX) will be placed within tb_flags. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson Message-Id: <20200701152549.1218-5-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/cpu.h | 63 +++++++++++++++++--- target/riscv/helper.h | 3 + target/riscv/insn32.decode | 5 ++ target/riscv/insn_trans/trans_rvv.inc.c | 79 +++++++++++++++++++++++++ target/riscv/translate.c | 17 +++++- target/riscv/vector_helper.c | 53 +++++++++++++++++ target/riscv/Makefile.objs | 2 +- 7 files changed, 210 insertions(+), 12 deletions(-) create mode 100644 target/riscv/insn_trans/trans_rvv.inc.c create mode 100644 target/riscv/vector_helper.c diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index 302e0859a0..0ad51c6580 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -21,6 +21,7 @@ #define RISCV_CPU_H #include "hw/core/cpu.h" +#include "hw/registerfields.h" #include "exec/cpu-defs.h" #include "fpu/softfloat-types.h" @@ -93,6 +94,12 @@ typedef struct CPURISCVState CPURISCVState; #define RV_VLEN_MAX 512 +FIELD(VTYPE, VLMUL, 0, 2) +FIELD(VTYPE, VSEW, 2, 3) +FIELD(VTYPE, VEDIV, 5, 2) +FIELD(VTYPE, RESERVED, 7, sizeof(target_ulong) * 8 - 9) +FIELD(VTYPE, VILL, sizeof(target_ulong) * 8 - 2, 1) + struct CPURISCVState { target_ulong gpr[32]; uint64_t fpr[32]; /* assume both F and D extensions */ @@ -352,19 +359,62 @@ void riscv_cpu_set_fflags(CPURISCVState *env, target_ulong); #define TB_FLAGS_MMU_MASK 3 #define TB_FLAGS_MSTATUS_FS MSTATUS_FS +typedef CPURISCVState CPUArchState; +typedef RISCVCPU ArchCPU; +#include "exec/cpu-all.h" + +FIELD(TB_FLAGS, VL_EQ_VLMAX, 2, 1) +FIELD(TB_FLAGS, LMUL, 3, 2) +FIELD(TB_FLAGS, SEW, 5, 3) +FIELD(TB_FLAGS, VILL, 8, 1) + +/* + * A simplification for VLMAX + * = (1 << LMUL) * VLEN / (8 * (1 << SEW)) + * = (VLEN << LMUL) / (8 << SEW) + * = (VLEN << LMUL) >> (SEW + 3) + * = VLEN >> (SEW + 3 - LMUL) + */ +static inline uint32_t vext_get_vlmax(RISCVCPU *cpu, target_ulong vtype) +{ + uint8_t sew, lmul; + + sew = FIELD_EX64(vtype, VTYPE, VSEW); + lmul = FIELD_EX64(vtype, VTYPE, VLMUL); + return cpu->cfg.vlen >> (sew + 3 - lmul); +} + static inline void cpu_get_tb_cpu_state(CPURISCVState *env, target_ulong *pc, - target_ulong *cs_base, uint32_t *flags) + target_ulong *cs_base, uint32_t *pflags) { + uint32_t flags = 0; + *pc = env->pc; *cs_base = 0; + + if (riscv_has_ext(env, RVV)) { + uint32_t vlmax = vext_get_vlmax(env_archcpu(env), env->vtype); + bool vl_eq_vlmax = (env->vstart == 0) && (vlmax == env->vl); + flags = FIELD_DP32(flags, TB_FLAGS, VILL, + FIELD_EX64(env->vtype, VTYPE, VILL)); + flags = FIELD_DP32(flags, TB_FLAGS, SEW, + FIELD_EX64(env->vtype, VTYPE, VSEW)); + flags = FIELD_DP32(flags, TB_FLAGS, LMUL, + FIELD_EX64(env->vtype, VTYPE, VLMUL)); + flags = FIELD_DP32(flags, TB_FLAGS, VL_EQ_VLMAX, vl_eq_vlmax); + } else { + flags = FIELD_DP32(flags, TB_FLAGS, VILL, 1); + } + #ifdef CONFIG_USER_ONLY - *flags = TB_FLAGS_MSTATUS_FS; + flags |= TB_FLAGS_MSTATUS_FS; #else - *flags = cpu_mmu_index(env, 0); + flags |= cpu_mmu_index(env, 0); if (riscv_cpu_fp_enabled(env)) { - *flags |= env->mstatus & MSTATUS_FS; + flags |= env->mstatus & MSTATUS_FS; } #endif + *pflags = flags; } int riscv_csrrw(CPURISCVState *env, int csrno, target_ulong *ret_value, @@ -405,9 +455,4 @@ void riscv_set_csr_ops(int csrno, riscv_csr_operations *ops); void riscv_cpu_register_gdb_regs_for_features(CPUState *cs); -typedef CPURISCVState CPUArchState; -typedef RISCVCPU ArchCPU; - -#include "exec/cpu-all.h" - #endif /* RISCV_CPU_H */ diff --git a/target/riscv/helper.h b/target/riscv/helper.h index b36be978d5..8e81ff440b 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -81,3 +81,6 @@ DEF_HELPER_1(tlb_flush, void, env) #ifndef CONFIG_USER_ONLY DEF_HELPER_1(hyp_tlb_flush, void, env) #endif + +/* Vector functions */ +DEF_HELPER_3(vsetvl, tl, env, tl, tl) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 4c8d1215ce..1916cf331d 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -62,6 +62,7 @@ @r_rm ....... ..... ..... ... ..... ....... %rs2 %rs1 %rm %rd @r2_rm ....... ..... ..... ... ..... ....... %rs1 %rm %rd @r2 ....... ..... ..... ... ..... ....... %rs1 %rd +@r2_zimm . zimm:11 ..... ... ..... ....... %rs1 %rd @hfence_gvma ....... ..... ..... ... ..... ....... %rs2 %rs1 @hfence_vvma ....... ..... ..... ... ..... ....... %rs2 %rs1 @@ -209,3 +210,7 @@ fcvt_d_wu 1101001 00001 ..... ... ..... 1010011 @r2_rm # *** RV32H Base Instruction Set *** hfence_gvma 0110001 ..... ..... 000 00000 1110011 @hfence_gvma hfence_vvma 0010001 ..... ..... 000 00000 1110011 @hfence_vvma + +# *** RV32V Extension *** +vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm +vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c new file mode 100644 index 0000000000..c82fdf013e --- /dev/null +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -0,0 +1,79 @@ +/* + * RISC-V translation routines for the RVV Standard Extension. + * + * 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 for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see . + */ + +static bool trans_vsetvl(DisasContext *ctx, arg_vsetvl *a) +{ + TCGv s1, s2, dst; + + if (!has_ext(ctx, RVV)) { + return false; + } + + s2 = tcg_temp_new(); + dst = tcg_temp_new(); + + /* Using x0 as the rs1 register specifier, encodes an infinite AVL */ + if (a->rs1 == 0) { + /* As the mask is at least one bit, RV_VLEN_MAX is >= VLMAX */ + s1 = tcg_const_tl(RV_VLEN_MAX); + } else { + s1 = tcg_temp_new(); + gen_get_gpr(s1, a->rs1); + } + gen_get_gpr(s2, a->rs2); + gen_helper_vsetvl(dst, cpu_env, s1, s2); + gen_set_gpr(a->rd, dst); + tcg_gen_movi_tl(cpu_pc, ctx->pc_succ_insn); + lookup_and_goto_ptr(ctx); + ctx->base.is_jmp = DISAS_NORETURN; + + tcg_temp_free(s1); + tcg_temp_free(s2); + tcg_temp_free(dst); + return true; +} + +static bool trans_vsetvli(DisasContext *ctx, arg_vsetvli *a) +{ + TCGv s1, s2, dst; + + if (!has_ext(ctx, RVV)) { + return false; + } + + s2 = tcg_const_tl(a->zimm); + dst = tcg_temp_new(); + + /* Using x0 as the rs1 register specifier, encodes an infinite AVL */ + if (a->rs1 == 0) { + /* As the mask is at least one bit, RV_VLEN_MAX is >= VLMAX */ + s1 = tcg_const_tl(RV_VLEN_MAX); + } else { + s1 = tcg_temp_new(); + gen_get_gpr(s1, a->rs1); + } + gen_helper_vsetvl(dst, cpu_env, s1, s2); + gen_set_gpr(a->rd, dst); + gen_goto_tb(ctx, 0, ctx->pc_succ_insn); + ctx->base.is_jmp = DISAS_NORETURN; + + tcg_temp_free(s1); + tcg_temp_free(s2); + tcg_temp_free(dst); + return true; +} diff --git a/target/riscv/translate.c b/target/riscv/translate.c index b269f15920..cacb9b9cd3 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -56,6 +56,12 @@ typedef struct DisasContext { to reset this known value. */ int frm; bool ext_ifencei; + /* vector extension */ + bool vill; + uint8_t lmul; + uint8_t sew; + uint16_t vlen; + bool vl_eq_vlmax; } DisasContext; #ifdef TARGET_RISCV64 @@ -712,6 +718,7 @@ static bool gen_shift(DisasContext *ctx, arg_r *a, #include "insn_trans/trans_rvf.inc.c" #include "insn_trans/trans_rvd.inc.c" #include "insn_trans/trans_rvh.inc.c" +#include "insn_trans/trans_rvv.inc.c" #include "insn_trans/trans_privileged.inc.c" /* Include the auto-generated decoder for 16 bit insn */ @@ -746,10 +753,11 @@ static void riscv_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cs) DisasContext *ctx = container_of(dcbase, DisasContext, base); CPURISCVState *env = cs->env_ptr; RISCVCPU *cpu = RISCV_CPU(cs); + uint32_t tb_flags = ctx->base.tb->flags; ctx->pc_succ_insn = ctx->base.pc_first; - ctx->mem_idx = ctx->base.tb->flags & TB_FLAGS_MMU_MASK; - ctx->mstatus_fs = ctx->base.tb->flags & TB_FLAGS_MSTATUS_FS; + ctx->mem_idx = tb_flags & TB_FLAGS_MMU_MASK; + ctx->mstatus_fs = tb_flags & TB_FLAGS_MSTATUS_FS; ctx->priv_ver = env->priv_ver; #if !defined(CONFIG_USER_ONLY) if (riscv_has_ext(env, RVH)) { @@ -773,6 +781,11 @@ static void riscv_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cs) ctx->misa = env->misa; ctx->frm = -1; /* unknown rounding mode */ ctx->ext_ifencei = cpu->cfg.ext_ifencei; + ctx->vlen = cpu->cfg.vlen; + ctx->vill = FIELD_EX32(tb_flags, TB_FLAGS, VILL); + ctx->sew = FIELD_EX32(tb_flags, TB_FLAGS, SEW); + ctx->lmul = FIELD_EX32(tb_flags, TB_FLAGS, LMUL); + ctx->vl_eq_vlmax = FIELD_EX32(tb_flags, TB_FLAGS, VL_EQ_VLMAX); } static void riscv_tr_tb_start(DisasContextBase *db, CPUState *cpu) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c new file mode 100644 index 0000000000..40ed0d55e7 --- /dev/null +++ b/target/riscv/vector_helper.c @@ -0,0 +1,53 @@ +/* + * RISC-V Vector Extension Helpers for QEMU. + * + * 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 for + * 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 "cpu.h" +#include "exec/exec-all.h" +#include "exec/helper-proto.h" +#include + +target_ulong HELPER(vsetvl)(CPURISCVState *env, target_ulong s1, + target_ulong s2) +{ + int vlmax, vl; + RISCVCPU *cpu = env_archcpu(env); + uint16_t sew = 8 << FIELD_EX64(s2, VTYPE, VSEW); + uint8_t ediv = FIELD_EX64(s2, VTYPE, VEDIV); + bool vill = FIELD_EX64(s2, VTYPE, VILL); + target_ulong reserved = FIELD_EX64(s2, VTYPE, RESERVED); + + if ((sew > cpu->cfg.elen) || vill || (ediv != 0) || (reserved != 0)) { + /* only set vill bit. */ + env->vtype = FIELD_DP64(0, VTYPE, VILL, 1); + env->vl = 0; + env->vstart = 0; + return 0; + } + + vlmax = vext_get_vlmax(cpu, s2); + if (s1 <= vlmax) { + vl = s1; + } else { + vl = vlmax; + } + env->vl = vl; + env->vtype = s2; + env->vstart = 0; + return vl; +} diff --git a/target/riscv/Makefile.objs b/target/riscv/Makefile.objs index ff651f69f6..ff38df6219 100644 --- a/target/riscv/Makefile.objs +++ b/target/riscv/Makefile.objs @@ -1,4 +1,4 @@ -obj-y += translate.o op_helper.o cpu_helper.o cpu.o csr.o fpu_helper.o gdbstub.o +obj-y += translate.o op_helper.o cpu_helper.o cpu.o csr.o fpu_helper.o vector_helper.o gdbstub.o obj-$(CONFIG_SOFTMMU) += pmp.o ifeq ($(CONFIG_SOFTMMU),y) From patchwork Thu Jul 2 16:22:58 2020 Content-Type: text/plain; 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02 Jul 2020 09:21:36 -0700 IronPort-SDR: y0QGL4S9cfC8d+BDCEp/J2vnqONWjP6bD0Fs3y22iK0n1e2Dxd+vchSlyRSQOsOQcRQeiJ3ySc 1PVCPNHBfucg== WDCIronportException: Internal Received: from 6hj08h2.ad.shared (HELO risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:21 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 08/64] target/riscv: add an internals.h header Date: Thu, 2 Jul 2020 09:22:58 -0700 Message-Id: <20200702162354.928528-9-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Richard Henderson , Alistair Francis , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei The internals.h keeps things that are not relevant to the actual architecture, only to the implementation, separate. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson Message-Id: <20200701152549.1218-6-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/internals.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 target/riscv/internals.h diff --git a/target/riscv/internals.h b/target/riscv/internals.h new file mode 100644 index 0000000000..22a49af413 --- /dev/null +++ b/target/riscv/internals.h @@ -0,0 +1,24 @@ +/* + * QEMU RISC-V CPU -- internal functions and types + * + * 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 for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see . + */ + +#ifndef RISCV_CPU_INTERNALS_H +#define RISCV_CPU_INTERNALS_H + +#include "hw/registerfields.h" + +#endif From patchwork Thu Jul 2 16:22:59 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278795 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7D2C8C433E0 for ; Thu, 2 Jul 2020 16:37:10 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2DE8620720 for ; 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d="scan'208";a="141498470" Received: from h199-255-45-15.hgst.com (HELO uls-op-cesaep02.wdc.com) ([199.255.45.15]) by ob1.hgst.iphmx.com with ESMTP; 03 Jul 2020 00:33:21 +0800 IronPort-SDR: nRrEsNGH4fep5Z/dJ0waIj0CUgpCmOKeQcpsf7a7HQGJMYhQRVEcEhJ5C5LF9JXLmCrDBZ6j3J mtbdbtH7ZuPS60HiOM91qnp69banpUesI= Received: from uls-op-cesaip01.wdc.com ([10.248.3.36]) by uls-op-cesaep02.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Jul 2020 09:21:37 -0700 IronPort-SDR: 6vQBFyl664kKKVDebxpvhfqWiRQ6GNSIRcGgzBWFGmK1idQecIziYI0jfq8jv5B+gmTfhjd2yl GyJfjP4U9B8w== WDCIronportException: Internal Received: from 6hj08h2.ad.shared (HELO risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:21 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 09/64] target/riscv: add vector stride load and store instructions Date: Thu, 2 Jul 2020 09:22:59 -0700 Message-Id: <20200702162354.928528-10-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Vector strided operations access the first memory element at the base address, and then access subsequent elements at address increments given by the byte offset contained in the x register specified by rs2. Vector unit-stride operations access elements stored contiguously in memory starting from the base effective address. It can been seen as a special case of strided operations. Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-7-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 105 ++++++ target/riscv/internals.h | 5 + target/riscv/insn32.decode | 32 ++ target/riscv/insn_trans/trans_rvv.inc.c | 355 ++++++++++++++++++++ target/riscv/translate.c | 7 + target/riscv/vector_helper.c | 410 ++++++++++++++++++++++++ 6 files changed, 914 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 8e81ff440b..f03b3d52f5 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -84,3 +84,108 @@ DEF_HELPER_1(hyp_tlb_flush, void, env) /* Vector functions */ DEF_HELPER_3(vsetvl, tl, env, tl, tl) +DEF_HELPER_5(vlb_v_b, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlb_v_b_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlb_v_h, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlb_v_h_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlb_v_w, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlb_v_w_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlb_v_d, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlb_v_d_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlh_v_h, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlh_v_h_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlh_v_w, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlh_v_w_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlh_v_d, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlh_v_d_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlw_v_w, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlw_v_w_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlw_v_d, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlw_v_d_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vle_v_b, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vle_v_b_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vle_v_h, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vle_v_h_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vle_v_w, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vle_v_w_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vle_v_d, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vle_v_d_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlbu_v_b, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlbu_v_b_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlbu_v_h, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlbu_v_h_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlbu_v_w, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlbu_v_w_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlbu_v_d, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlbu_v_d_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlhu_v_h, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlhu_v_h_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlhu_v_w, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlhu_v_w_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlhu_v_d, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlhu_v_d_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlwu_v_w, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlwu_v_w_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlwu_v_d, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vlwu_v_d_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsb_v_b, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsb_v_b_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsb_v_h, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsb_v_h_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsb_v_w, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsb_v_w_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsb_v_d, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsb_v_d_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsh_v_h, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsh_v_h_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsh_v_w, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsh_v_w_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsh_v_d, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsh_v_d_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsw_v_w, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsw_v_w_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsw_v_d, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vsw_v_d_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vse_v_b, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vse_v_b_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vse_v_h, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vse_v_h_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vse_v_w, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vse_v_w_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vse_v_d, void, ptr, ptr, tl, env, i32) +DEF_HELPER_5(vse_v_d_mask, void, ptr, ptr, tl, env, i32) +DEF_HELPER_6(vlsb_v_b, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlsb_v_h, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlsb_v_w, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlsb_v_d, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlsh_v_h, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlsh_v_w, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlsh_v_d, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlsw_v_w, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlsw_v_d, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlse_v_b, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlse_v_h, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlse_v_w, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlse_v_d, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlsbu_v_b, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlsbu_v_h, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlsbu_v_w, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlsbu_v_d, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlshu_v_h, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlshu_v_w, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlshu_v_d, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlswu_v_w, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlswu_v_d, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vssb_v_b, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vssb_v_h, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vssb_v_w, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vssb_v_d, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vssh_v_h, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vssh_v_w, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vssh_v_d, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vssw_v_w, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vssw_v_d, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vsse_v_b, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vsse_v_h, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vsse_v_w, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vsse_v_d, void, ptr, ptr, tl, tl, env, i32) diff --git a/target/riscv/internals.h b/target/riscv/internals.h index 22a49af413..3253e73474 100644 --- a/target/riscv/internals.h +++ b/target/riscv/internals.h @@ -21,4 +21,9 @@ #include "hw/registerfields.h" +/* share data between vector helpers and decode code */ +FIELD(VDATA, MLEN, 0, 8) +FIELD(VDATA, VM, 8, 1) +FIELD(VDATA, LMUL, 9, 2) +FIELD(VDATA, NF, 11, 4) #endif diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 1916cf331d..58b95792e6 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -25,6 +25,7 @@ %sh10 20:10 %csr 20:12 %rm 12:3 +%nf 29:3 !function=ex_plus_1 # immediates: %imm_i 20:s12 @@ -43,6 +44,8 @@ &u imm rd &shift shamt rs1 rd &atomic aq rl rs2 rs1 rd +&r2nfvm vm rd rs1 nf +&rnfvm vm rd rs1 rs2 nf # Formats 32: @r ....... ..... ..... ... ..... ....... &r %rs2 %rs1 %rd @@ -62,6 +65,8 @@ @r_rm ....... ..... ..... ... ..... ....... %rs2 %rs1 %rm %rd @r2_rm ....... ..... ..... ... ..... ....... %rs1 %rm %rd @r2 ....... ..... ..... ... ..... ....... %rs1 %rd +@r2_nfvm ... ... vm:1 ..... ..... ... ..... ....... &r2nfvm %nf %rs1 %rd +@r_nfvm ... ... vm:1 ..... ..... ... ..... ....... &rnfvm %nf %rs2 %rs1 %rd @r2_zimm . zimm:11 ..... ... ..... ....... %rs1 %rd @hfence_gvma ....... ..... ..... ... ..... ....... %rs2 %rs1 @@ -212,5 +217,32 @@ hfence_gvma 0110001 ..... ..... 000 00000 1110011 @hfence_gvma hfence_vvma 0010001 ..... ..... 000 00000 1110011 @hfence_vvma # *** RV32V Extension *** + +# *** Vector loads and stores are encoded within LOADFP/STORE-FP *** +vlb_v ... 100 . 00000 ..... 000 ..... 0000111 @r2_nfvm +vlh_v ... 100 . 00000 ..... 101 ..... 0000111 @r2_nfvm +vlw_v ... 100 . 00000 ..... 110 ..... 0000111 @r2_nfvm +vle_v ... 000 . 00000 ..... 111 ..... 0000111 @r2_nfvm +vlbu_v ... 000 . 00000 ..... 000 ..... 0000111 @r2_nfvm +vlhu_v ... 000 . 00000 ..... 101 ..... 0000111 @r2_nfvm +vlwu_v ... 000 . 00000 ..... 110 ..... 0000111 @r2_nfvm +vsb_v ... 000 . 00000 ..... 000 ..... 0100111 @r2_nfvm +vsh_v ... 000 . 00000 ..... 101 ..... 0100111 @r2_nfvm +vsw_v ... 000 . 00000 ..... 110 ..... 0100111 @r2_nfvm +vse_v ... 000 . 00000 ..... 111 ..... 0100111 @r2_nfvm + +vlsb_v ... 110 . ..... ..... 000 ..... 0000111 @r_nfvm +vlsh_v ... 110 . ..... ..... 101 ..... 0000111 @r_nfvm +vlsw_v ... 110 . ..... ..... 110 ..... 0000111 @r_nfvm +vlse_v ... 010 . ..... ..... 111 ..... 0000111 @r_nfvm +vlsbu_v ... 010 . ..... ..... 000 ..... 0000111 @r_nfvm +vlshu_v ... 010 . ..... ..... 101 ..... 0000111 @r_nfvm +vlswu_v ... 010 . ..... ..... 110 ..... 0000111 @r_nfvm +vssb_v ... 010 . ..... ..... 000 ..... 0100111 @r_nfvm +vssh_v ... 010 . ..... ..... 101 ..... 0100111 @r_nfvm +vssw_v ... 010 . ..... ..... 110 ..... 0100111 @r_nfvm +vsse_v ... 010 . ..... ..... 111 ..... 0100111 @r_nfvm + +# *** new major opcode OP-V *** vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index c82fdf013e..451ab05f69 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -15,6 +15,9 @@ * You should have received a copy of the GNU General Public License along with * this program. If not, see . */ +#include "tcg/tcg-op-gvec.h" +#include "tcg/tcg-gvec-desc.h" +#include "internals.h" static bool trans_vsetvl(DisasContext *ctx, arg_vsetvl *a) { @@ -77,3 +80,355 @@ static bool trans_vsetvli(DisasContext *ctx, arg_vsetvli *a) tcg_temp_free(dst); return true; } + +/* vector register offset from env */ +static uint32_t vreg_ofs(DisasContext *s, int reg) +{ + return offsetof(CPURISCVState, vreg) + reg * s->vlen / 8; +} + +/* check functions */ + +/* + * In cpu_get_tb_cpu_state(), set VILL if RVV was not present. + * So RVV is also be checked in this function. + */ +static bool vext_check_isa_ill(DisasContext *s) +{ + return !s->vill; +} + +/* + * There are two rules check here. + * + * 1. Vector register numbers are multiples of LMUL. (Section 3.2) + * + * 2. For all widening instructions, the destination LMUL value must also be + * a supported LMUL value. (Section 11.2) + */ +static bool vext_check_reg(DisasContext *s, uint32_t reg, bool widen) +{ + /* + * The destination vector register group results are arranged as if both + * SEW and LMUL were at twice their current settings. (Section 11.2). + */ + int legal = widen ? 2 << s->lmul : 1 << s->lmul; + + return !((s->lmul == 0x3 && widen) || (reg % legal)); +} + +/* + * There are two rules check here. + * + * 1. The destination vector register group for a masked vector instruction can + * only overlap the source mask register (v0) when LMUL=1. (Section 5.3) + * + * 2. In widen instructions and some other insturctions, like vslideup.vx, + * there is no need to check whether LMUL=1. + */ +static bool vext_check_overlap_mask(DisasContext *s, uint32_t vd, bool vm, + bool force) +{ + return (vm != 0 || vd != 0) || (!force && (s->lmul == 0)); +} + +/* The LMUL setting must be such that LMUL * NFIELDS <= 8. (Section 7.8) */ +static bool vext_check_nf(DisasContext *s, uint32_t nf) +{ + return (1 << s->lmul) * nf <= 8; +} + +/* common translation macro */ +#define GEN_VEXT_TRANS(NAME, SEQ, ARGTYPE, OP, CHECK) \ +static bool trans_##NAME(DisasContext *s, arg_##ARGTYPE *a)\ +{ \ + if (CHECK(s, a)) { \ + return OP(s, a, SEQ); \ + } \ + return false; \ +} + +/* + *** unit stride load and store + */ +typedef void gen_helper_ldst_us(TCGv_ptr, TCGv_ptr, TCGv, + TCGv_env, TCGv_i32); + +static bool ldst_us_trans(uint32_t vd, uint32_t rs1, uint32_t data, + gen_helper_ldst_us *fn, DisasContext *s) +{ + TCGv_ptr dest, mask; + TCGv base; + TCGv_i32 desc; + + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + dest = tcg_temp_new_ptr(); + mask = tcg_temp_new_ptr(); + base = tcg_temp_new(); + + /* + * As simd_desc supports at most 256 bytes, and in this implementation, + * the max vector group length is 2048 bytes. So split it into two parts. + * + * The first part is vlen in bytes, encoded in maxsz of simd_desc. + * The second part is lmul, encoded in data of simd_desc. + */ + desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); + + gen_get_gpr(base, rs1); + tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, vd)); + tcg_gen_addi_ptr(mask, cpu_env, vreg_ofs(s, 0)); + + fn(dest, mask, base, cpu_env, desc); + + tcg_temp_free_ptr(dest); + tcg_temp_free_ptr(mask); + tcg_temp_free(base); + tcg_temp_free_i32(desc); + gen_set_label(over); + return true; +} + +static bool ld_us_op(DisasContext *s, arg_r2nfvm *a, uint8_t seq) +{ + uint32_t data = 0; + gen_helper_ldst_us *fn; + static gen_helper_ldst_us * const fns[2][7][4] = { + /* masked unit stride load */ + { { gen_helper_vlb_v_b_mask, gen_helper_vlb_v_h_mask, + gen_helper_vlb_v_w_mask, gen_helper_vlb_v_d_mask }, + { NULL, gen_helper_vlh_v_h_mask, + gen_helper_vlh_v_w_mask, gen_helper_vlh_v_d_mask }, + { NULL, NULL, + gen_helper_vlw_v_w_mask, gen_helper_vlw_v_d_mask }, + { gen_helper_vle_v_b_mask, gen_helper_vle_v_h_mask, + gen_helper_vle_v_w_mask, gen_helper_vle_v_d_mask }, + { gen_helper_vlbu_v_b_mask, gen_helper_vlbu_v_h_mask, + gen_helper_vlbu_v_w_mask, gen_helper_vlbu_v_d_mask }, + { NULL, gen_helper_vlhu_v_h_mask, + gen_helper_vlhu_v_w_mask, gen_helper_vlhu_v_d_mask }, + { NULL, NULL, + gen_helper_vlwu_v_w_mask, gen_helper_vlwu_v_d_mask } }, + /* unmasked unit stride load */ + { { gen_helper_vlb_v_b, gen_helper_vlb_v_h, + gen_helper_vlb_v_w, gen_helper_vlb_v_d }, + { NULL, gen_helper_vlh_v_h, + gen_helper_vlh_v_w, gen_helper_vlh_v_d }, + { NULL, NULL, + gen_helper_vlw_v_w, gen_helper_vlw_v_d }, + { gen_helper_vle_v_b, gen_helper_vle_v_h, + gen_helper_vle_v_w, gen_helper_vle_v_d }, + { gen_helper_vlbu_v_b, gen_helper_vlbu_v_h, + gen_helper_vlbu_v_w, gen_helper_vlbu_v_d }, + { NULL, gen_helper_vlhu_v_h, + gen_helper_vlhu_v_w, gen_helper_vlhu_v_d }, + { NULL, NULL, + gen_helper_vlwu_v_w, gen_helper_vlwu_v_d } } + }; + + fn = fns[a->vm][seq][s->sew]; + if (fn == NULL) { + return false; + } + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + data = FIELD_DP32(data, VDATA, NF, a->nf); + return ldst_us_trans(a->rd, a->rs1, data, fn, s); +} + +static bool ld_us_check(DisasContext *s, arg_r2nfvm* a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, false) && + vext_check_reg(s, a->rd, false) && + vext_check_nf(s, a->nf)); +} + +GEN_VEXT_TRANS(vlb_v, 0, r2nfvm, ld_us_op, ld_us_check) +GEN_VEXT_TRANS(vlh_v, 1, r2nfvm, ld_us_op, ld_us_check) +GEN_VEXT_TRANS(vlw_v, 2, r2nfvm, ld_us_op, ld_us_check) +GEN_VEXT_TRANS(vle_v, 3, r2nfvm, ld_us_op, ld_us_check) +GEN_VEXT_TRANS(vlbu_v, 4, r2nfvm, ld_us_op, ld_us_check) +GEN_VEXT_TRANS(vlhu_v, 5, r2nfvm, ld_us_op, ld_us_check) +GEN_VEXT_TRANS(vlwu_v, 6, r2nfvm, ld_us_op, ld_us_check) + +static bool st_us_op(DisasContext *s, arg_r2nfvm *a, uint8_t seq) +{ + uint32_t data = 0; + gen_helper_ldst_us *fn; + static gen_helper_ldst_us * const fns[2][4][4] = { + /* masked unit stride load and store */ + { { gen_helper_vsb_v_b_mask, gen_helper_vsb_v_h_mask, + gen_helper_vsb_v_w_mask, gen_helper_vsb_v_d_mask }, + { NULL, gen_helper_vsh_v_h_mask, + gen_helper_vsh_v_w_mask, gen_helper_vsh_v_d_mask }, + { NULL, NULL, + gen_helper_vsw_v_w_mask, gen_helper_vsw_v_d_mask }, + { gen_helper_vse_v_b_mask, gen_helper_vse_v_h_mask, + gen_helper_vse_v_w_mask, gen_helper_vse_v_d_mask } }, + /* unmasked unit stride store */ + { { gen_helper_vsb_v_b, gen_helper_vsb_v_h, + gen_helper_vsb_v_w, gen_helper_vsb_v_d }, + { NULL, gen_helper_vsh_v_h, + gen_helper_vsh_v_w, gen_helper_vsh_v_d }, + { NULL, NULL, + gen_helper_vsw_v_w, gen_helper_vsw_v_d }, + { gen_helper_vse_v_b, gen_helper_vse_v_h, + gen_helper_vse_v_w, gen_helper_vse_v_d } } + }; + + fn = fns[a->vm][seq][s->sew]; + if (fn == NULL) { + return false; + } + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + data = FIELD_DP32(data, VDATA, NF, a->nf); + return ldst_us_trans(a->rd, a->rs1, data, fn, s); +} + +static bool st_us_check(DisasContext *s, arg_r2nfvm* a) +{ + return (vext_check_isa_ill(s) && + vext_check_reg(s, a->rd, false) && + vext_check_nf(s, a->nf)); +} + +GEN_VEXT_TRANS(vsb_v, 0, r2nfvm, st_us_op, st_us_check) +GEN_VEXT_TRANS(vsh_v, 1, r2nfvm, st_us_op, st_us_check) +GEN_VEXT_TRANS(vsw_v, 2, r2nfvm, st_us_op, st_us_check) +GEN_VEXT_TRANS(vse_v, 3, r2nfvm, st_us_op, st_us_check) + +/* + *** stride load and store + */ +typedef void gen_helper_ldst_stride(TCGv_ptr, TCGv_ptr, TCGv, + TCGv, TCGv_env, TCGv_i32); + +static bool ldst_stride_trans(uint32_t vd, uint32_t rs1, uint32_t rs2, + uint32_t data, gen_helper_ldst_stride *fn, + DisasContext *s) +{ + TCGv_ptr dest, mask; + TCGv base, stride; + TCGv_i32 desc; + + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + dest = tcg_temp_new_ptr(); + mask = tcg_temp_new_ptr(); + base = tcg_temp_new(); + stride = tcg_temp_new(); + desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); + + gen_get_gpr(base, rs1); + gen_get_gpr(stride, rs2); + tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, vd)); + tcg_gen_addi_ptr(mask, cpu_env, vreg_ofs(s, 0)); + + fn(dest, mask, base, stride, cpu_env, desc); + + tcg_temp_free_ptr(dest); + tcg_temp_free_ptr(mask); + tcg_temp_free(base); + tcg_temp_free(stride); + tcg_temp_free_i32(desc); + gen_set_label(over); + return true; +} + +static bool ld_stride_op(DisasContext *s, arg_rnfvm *a, uint8_t seq) +{ + uint32_t data = 0; + gen_helper_ldst_stride *fn; + static gen_helper_ldst_stride * const fns[7][4] = { + { gen_helper_vlsb_v_b, gen_helper_vlsb_v_h, + gen_helper_vlsb_v_w, gen_helper_vlsb_v_d }, + { NULL, gen_helper_vlsh_v_h, + gen_helper_vlsh_v_w, gen_helper_vlsh_v_d }, + { NULL, NULL, + gen_helper_vlsw_v_w, gen_helper_vlsw_v_d }, + { gen_helper_vlse_v_b, gen_helper_vlse_v_h, + gen_helper_vlse_v_w, gen_helper_vlse_v_d }, + { gen_helper_vlsbu_v_b, gen_helper_vlsbu_v_h, + gen_helper_vlsbu_v_w, gen_helper_vlsbu_v_d }, + { NULL, gen_helper_vlshu_v_h, + gen_helper_vlshu_v_w, gen_helper_vlshu_v_d }, + { NULL, NULL, + gen_helper_vlswu_v_w, gen_helper_vlswu_v_d }, + }; + + fn = fns[seq][s->sew]; + if (fn == NULL) { + return false; + } + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + data = FIELD_DP32(data, VDATA, NF, a->nf); + return ldst_stride_trans(a->rd, a->rs1, a->rs2, data, fn, s); +} + +static bool ld_stride_check(DisasContext *s, arg_rnfvm* a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, false) && + vext_check_reg(s, a->rd, false) && + vext_check_nf(s, a->nf)); +} + +GEN_VEXT_TRANS(vlsb_v, 0, rnfvm, ld_stride_op, ld_stride_check) +GEN_VEXT_TRANS(vlsh_v, 1, rnfvm, ld_stride_op, ld_stride_check) +GEN_VEXT_TRANS(vlsw_v, 2, rnfvm, ld_stride_op, ld_stride_check) +GEN_VEXT_TRANS(vlse_v, 3, rnfvm, ld_stride_op, ld_stride_check) +GEN_VEXT_TRANS(vlsbu_v, 4, rnfvm, ld_stride_op, ld_stride_check) +GEN_VEXT_TRANS(vlshu_v, 5, rnfvm, ld_stride_op, ld_stride_check) +GEN_VEXT_TRANS(vlswu_v, 6, rnfvm, ld_stride_op, ld_stride_check) + +static bool st_stride_op(DisasContext *s, arg_rnfvm *a, uint8_t seq) +{ + uint32_t data = 0; + gen_helper_ldst_stride *fn; + static gen_helper_ldst_stride * const fns[4][4] = { + /* masked stride store */ + { gen_helper_vssb_v_b, gen_helper_vssb_v_h, + gen_helper_vssb_v_w, gen_helper_vssb_v_d }, + { NULL, gen_helper_vssh_v_h, + gen_helper_vssh_v_w, gen_helper_vssh_v_d }, + { NULL, NULL, + gen_helper_vssw_v_w, gen_helper_vssw_v_d }, + { gen_helper_vsse_v_b, gen_helper_vsse_v_h, + gen_helper_vsse_v_w, gen_helper_vsse_v_d } + }; + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + data = FIELD_DP32(data, VDATA, NF, a->nf); + fn = fns[seq][s->sew]; + if (fn == NULL) { + return false; + } + + return ldst_stride_trans(a->rd, a->rs1, a->rs2, data, fn, s); +} + +static bool st_stride_check(DisasContext *s, arg_rnfvm* a) +{ + return (vext_check_isa_ill(s) && + vext_check_reg(s, a->rd, false) && + vext_check_nf(s, a->nf)); +} + +GEN_VEXT_TRANS(vssb_v, 0, rnfvm, st_stride_op, st_stride_check) +GEN_VEXT_TRANS(vssh_v, 1, rnfvm, st_stride_op, st_stride_check) +GEN_VEXT_TRANS(vssw_v, 2, rnfvm, st_stride_op, st_stride_check) +GEN_VEXT_TRANS(vsse_v, 3, rnfvm, st_stride_op, st_stride_check) diff --git a/target/riscv/translate.c b/target/riscv/translate.c index cacb9b9cd3..9632e79cf3 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -61,6 +61,7 @@ typedef struct DisasContext { uint8_t lmul; uint8_t sew; uint16_t vlen; + uint16_t mlen; bool vl_eq_vlmax; } DisasContext; @@ -548,6 +549,11 @@ static void decode_RV32_64C(DisasContext *ctx, uint16_t opcode) } } +static int ex_plus_1(DisasContext *ctx, int nf) +{ + return nf + 1; +} + #define EX_SH(amount) \ static int ex_shift_##amount(DisasContext *ctx, int imm) \ { \ @@ -785,6 +791,7 @@ static void riscv_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cs) ctx->vill = FIELD_EX32(tb_flags, TB_FLAGS, VILL); ctx->sew = FIELD_EX32(tb_flags, TB_FLAGS, SEW); ctx->lmul = FIELD_EX32(tb_flags, TB_FLAGS, LMUL); + ctx->mlen = 1 << (ctx->sew + 3 - ctx->lmul); ctx->vl_eq_vlmax = FIELD_EX32(tb_flags, TB_FLAGS, VL_EQ_VLMAX); } diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 40ed0d55e7..5c98da8a4e 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -18,8 +18,11 @@ #include "qemu/osdep.h" #include "cpu.h" +#include "exec/memop.h" #include "exec/exec-all.h" #include "exec/helper-proto.h" +#include "tcg/tcg-gvec-desc.h" +#include "internals.h" #include target_ulong HELPER(vsetvl)(CPURISCVState *env, target_ulong s1, @@ -51,3 +54,410 @@ target_ulong HELPER(vsetvl)(CPURISCVState *env, target_ulong s1, env->vstart = 0; return vl; } + +/* + * Note that vector data is stored in host-endian 64-bit chunks, + * so addressing units smaller than that needs a host-endian fixup. + */ +#ifdef HOST_WORDS_BIGENDIAN +#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_mlen(uint32_t desc) +{ + return FIELD_EX32(simd_data(desc), VDATA, MLEN); +} + +static inline uint32_t vext_vm(uint32_t desc) +{ + return FIELD_EX32(simd_data(desc), VDATA, VM); +} + +static inline uint32_t vext_lmul(uint32_t desc) +{ + return FIELD_EX32(simd_data(desc), VDATA, LMUL); +} + +/* + * Get vector group length in bytes. Its range is [64, 2048]. + * + * As simd_desc support at most 256, the max vlen is 512 bits. + * So vlen in bytes is encoded as maxsz. + */ +static inline uint32_t vext_maxsz(uint32_t desc) +{ + return simd_maxsz(desc) << vext_lmul(desc); +} + +/* + * This function checks watchpoint before real load operation. + * + * In softmmu mode, the TLB API probe_access is enough for watchpoint check. + * In user mode, there is no watchpoint support now. + * + * It will trigger an exception if there is no mapping in TLB + * and page table walk can't fill the TLB entry. Then the guest + * software can return here after process the exception or never return. + */ +static void probe_pages(CPURISCVState *env, target_ulong addr, + target_ulong len, uintptr_t ra, + MMUAccessType access_type) +{ + target_ulong pagelen = -(addr | TARGET_PAGE_MASK); + target_ulong curlen = MIN(pagelen, len); + + probe_access(env, addr, curlen, access_type, + cpu_mmu_index(env, false), ra); + if (len > curlen) { + addr += curlen; + curlen = len - curlen; + probe_access(env, addr, curlen, access_type, + cpu_mmu_index(env, false), ra); + } +} + +#ifdef HOST_WORDS_BIGENDIAN +static void vext_clear(void *tail, uint32_t cnt, uint32_t tot) +{ + /* + * Split the remaining range to two parts. + * The first part is in the last uint64_t unit. + * The second part start from the next uint64_t unit. + */ + int part1 = 0, part2 = tot - cnt; + if (cnt % 8) { + part1 = 8 - (cnt % 8); + part2 = tot - cnt - part1; + memset((void *)((uintptr_t)tail & ~(7ULL)), 0, part1); + memset((void *)(((uintptr_t)tail + 8) & ~(7ULL)), 0, part2); + } else { + memset(tail, 0, part2); + } +} +#else +static void vext_clear(void *tail, uint32_t cnt, uint32_t tot) +{ + memset(tail, 0, tot - cnt); +} +#endif + +static void clearb(void *vd, uint32_t idx, uint32_t cnt, uint32_t tot) +{ + int8_t *cur = ((int8_t *)vd + H1(idx)); + vext_clear(cur, cnt, tot); +} + +static void clearh(void *vd, uint32_t idx, uint32_t cnt, uint32_t tot) +{ + int16_t *cur = ((int16_t *)vd + H2(idx)); + vext_clear(cur, cnt, tot); +} + +static void clearl(void *vd, uint32_t idx, uint32_t cnt, uint32_t tot) +{ + int32_t *cur = ((int32_t *)vd + H4(idx)); + vext_clear(cur, cnt, tot); +} + +static void clearq(void *vd, uint32_t idx, uint32_t cnt, uint32_t tot) +{ + int64_t *cur = (int64_t *)vd + idx; + vext_clear(cur, cnt, tot); +} + + +static inline int vext_elem_mask(void *v0, int mlen, int index) +{ + int idx = (index * mlen) / 64; + int pos = (index * mlen) % 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); +typedef void clear_fn(void *vd, uint32_t idx, uint32_t cnt, uint32_t tot); + +#define GEN_VEXT_LD_ELEM(NAME, MTYPE, ETYPE, H, LDSUF) \ +static void NAME(CPURISCVState *env, abi_ptr addr, \ + uint32_t idx, void *vd, uintptr_t retaddr)\ +{ \ + MTYPE data; \ + ETYPE *cur = ((ETYPE *)vd + H(idx)); \ + data = cpu_##LDSUF##_data_ra(env, addr, retaddr); \ + *cur = data; \ +} \ + +GEN_VEXT_LD_ELEM(ldb_b, int8_t, int8_t, H1, ldsb) +GEN_VEXT_LD_ELEM(ldb_h, int8_t, int16_t, H2, ldsb) +GEN_VEXT_LD_ELEM(ldb_w, int8_t, int32_t, H4, ldsb) +GEN_VEXT_LD_ELEM(ldb_d, int8_t, int64_t, H8, ldsb) +GEN_VEXT_LD_ELEM(ldh_h, int16_t, int16_t, H2, ldsw) +GEN_VEXT_LD_ELEM(ldh_w, int16_t, int32_t, H4, ldsw) +GEN_VEXT_LD_ELEM(ldh_d, int16_t, int64_t, H8, ldsw) +GEN_VEXT_LD_ELEM(ldw_w, int32_t, int32_t, H4, ldl) +GEN_VEXT_LD_ELEM(ldw_d, int32_t, int64_t, H8, ldl) +GEN_VEXT_LD_ELEM(lde_b, int8_t, int8_t, H1, ldsb) +GEN_VEXT_LD_ELEM(lde_h, int16_t, int16_t, H2, ldsw) +GEN_VEXT_LD_ELEM(lde_w, int32_t, int32_t, H4, ldl) +GEN_VEXT_LD_ELEM(lde_d, int64_t, int64_t, H8, ldq) +GEN_VEXT_LD_ELEM(ldbu_b, uint8_t, uint8_t, H1, ldub) +GEN_VEXT_LD_ELEM(ldbu_h, uint8_t, uint16_t, H2, ldub) +GEN_VEXT_LD_ELEM(ldbu_w, uint8_t, uint32_t, H4, ldub) +GEN_VEXT_LD_ELEM(ldbu_d, uint8_t, uint64_t, H8, ldub) +GEN_VEXT_LD_ELEM(ldhu_h, uint16_t, uint16_t, H2, lduw) +GEN_VEXT_LD_ELEM(ldhu_w, uint16_t, uint32_t, H4, lduw) +GEN_VEXT_LD_ELEM(ldhu_d, uint16_t, uint64_t, H8, lduw) +GEN_VEXT_LD_ELEM(ldwu_w, uint32_t, uint32_t, H4, ldl) +GEN_VEXT_LD_ELEM(ldwu_d, uint32_t, uint64_t, H8, ldl) + +#define GEN_VEXT_ST_ELEM(NAME, ETYPE, H, STSUF) \ +static void NAME(CPURISCVState *env, abi_ptr addr, \ + uint32_t idx, void *vd, uintptr_t retaddr)\ +{ \ + ETYPE data = *((ETYPE *)vd + H(idx)); \ + cpu_##STSUF##_data_ra(env, addr, data, retaddr); \ +} + +GEN_VEXT_ST_ELEM(stb_b, int8_t, H1, stb) +GEN_VEXT_ST_ELEM(stb_h, int16_t, H2, stb) +GEN_VEXT_ST_ELEM(stb_w, int32_t, H4, stb) +GEN_VEXT_ST_ELEM(stb_d, int64_t, H8, stb) +GEN_VEXT_ST_ELEM(sth_h, int16_t, H2, stw) +GEN_VEXT_ST_ELEM(sth_w, int32_t, H4, stw) +GEN_VEXT_ST_ELEM(sth_d, int64_t, H8, stw) +GEN_VEXT_ST_ELEM(stw_w, int32_t, H4, stl) +GEN_VEXT_ST_ELEM(stw_d, int64_t, H8, stl) +GEN_VEXT_ST_ELEM(ste_b, int8_t, H1, stb) +GEN_VEXT_ST_ELEM(ste_h, int16_t, H2, stw) +GEN_VEXT_ST_ELEM(ste_w, int32_t, H4, stl) +GEN_VEXT_ST_ELEM(ste_d, int64_t, H8, stq) + +/* + *** stride: access vector element from strided memory + */ +static void +vext_ldst_stride(void *vd, void *v0, target_ulong base, + target_ulong stride, CPURISCVState *env, + uint32_t desc, uint32_t vm, + vext_ldst_elem_fn *ldst_elem, clear_fn *clear_elem, + uint32_t esz, uint32_t msz, uintptr_t ra, + MMUAccessType access_type) +{ + uint32_t i, k; + uint32_t nf = vext_nf(desc); + uint32_t mlen = vext_mlen(desc); + uint32_t vlmax = vext_maxsz(desc) / esz; + + /* probe every access*/ + for (i = 0; i < env->vl; i++) { + if (!vm && !vext_elem_mask(v0, mlen, i)) { + continue; + } + probe_pages(env, base + stride * i, nf * msz, ra, access_type); + } + /* do real access */ + for (i = 0; i < env->vl; i++) { + k = 0; + if (!vm && !vext_elem_mask(v0, mlen, i)) { + continue; + } + while (k < nf) { + target_ulong addr = base + stride * i + k * msz; + ldst_elem(env, addr, i + k * vlmax, vd, ra); + k++; + } + } + /* clear tail elements */ + if (clear_elem) { + for (k = 0; k < nf; k++) { + clear_elem(vd, env->vl + k * vlmax, env->vl * esz, vlmax * esz); + } + } +} + +#define GEN_VEXT_LD_STRIDE(NAME, MTYPE, ETYPE, LOAD_FN, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void * v0, target_ulong base, \ + target_ulong stride, CPURISCVState *env, \ + uint32_t desc) \ +{ \ + uint32_t vm = vext_vm(desc); \ + vext_ldst_stride(vd, v0, base, stride, env, desc, vm, LOAD_FN, \ + CLEAR_FN, sizeof(ETYPE), sizeof(MTYPE), \ + GETPC(), MMU_DATA_LOAD); \ +} + +GEN_VEXT_LD_STRIDE(vlsb_v_b, int8_t, int8_t, ldb_b, clearb) +GEN_VEXT_LD_STRIDE(vlsb_v_h, int8_t, int16_t, ldb_h, clearh) +GEN_VEXT_LD_STRIDE(vlsb_v_w, int8_t, int32_t, ldb_w, clearl) +GEN_VEXT_LD_STRIDE(vlsb_v_d, int8_t, int64_t, ldb_d, clearq) +GEN_VEXT_LD_STRIDE(vlsh_v_h, int16_t, int16_t, ldh_h, clearh) +GEN_VEXT_LD_STRIDE(vlsh_v_w, int16_t, int32_t, ldh_w, clearl) +GEN_VEXT_LD_STRIDE(vlsh_v_d, int16_t, int64_t, ldh_d, clearq) +GEN_VEXT_LD_STRIDE(vlsw_v_w, int32_t, int32_t, ldw_w, clearl) +GEN_VEXT_LD_STRIDE(vlsw_v_d, int32_t, int64_t, ldw_d, clearq) +GEN_VEXT_LD_STRIDE(vlse_v_b, int8_t, int8_t, lde_b, clearb) +GEN_VEXT_LD_STRIDE(vlse_v_h, int16_t, int16_t, lde_h, clearh) +GEN_VEXT_LD_STRIDE(vlse_v_w, int32_t, int32_t, lde_w, clearl) +GEN_VEXT_LD_STRIDE(vlse_v_d, int64_t, int64_t, lde_d, clearq) +GEN_VEXT_LD_STRIDE(vlsbu_v_b, uint8_t, uint8_t, ldbu_b, clearb) +GEN_VEXT_LD_STRIDE(vlsbu_v_h, uint8_t, uint16_t, ldbu_h, clearh) +GEN_VEXT_LD_STRIDE(vlsbu_v_w, uint8_t, uint32_t, ldbu_w, clearl) +GEN_VEXT_LD_STRIDE(vlsbu_v_d, uint8_t, uint64_t, ldbu_d, clearq) +GEN_VEXT_LD_STRIDE(vlshu_v_h, uint16_t, uint16_t, ldhu_h, clearh) +GEN_VEXT_LD_STRIDE(vlshu_v_w, uint16_t, uint32_t, ldhu_w, clearl) +GEN_VEXT_LD_STRIDE(vlshu_v_d, uint16_t, uint64_t, ldhu_d, clearq) +GEN_VEXT_LD_STRIDE(vlswu_v_w, uint32_t, uint32_t, ldwu_w, clearl) +GEN_VEXT_LD_STRIDE(vlswu_v_d, uint32_t, uint64_t, ldwu_d, clearq) + +#define GEN_VEXT_ST_STRIDE(NAME, MTYPE, ETYPE, STORE_FN) \ +void HELPER(NAME)(void *vd, void *v0, target_ulong base, \ + target_ulong stride, CPURISCVState *env, \ + uint32_t desc) \ +{ \ + uint32_t vm = vext_vm(desc); \ + vext_ldst_stride(vd, v0, base, stride, env, desc, vm, STORE_FN, \ + NULL, sizeof(ETYPE), sizeof(MTYPE), \ + GETPC(), MMU_DATA_STORE); \ +} + +GEN_VEXT_ST_STRIDE(vssb_v_b, int8_t, int8_t, stb_b) +GEN_VEXT_ST_STRIDE(vssb_v_h, int8_t, int16_t, stb_h) +GEN_VEXT_ST_STRIDE(vssb_v_w, int8_t, int32_t, stb_w) +GEN_VEXT_ST_STRIDE(vssb_v_d, int8_t, int64_t, stb_d) +GEN_VEXT_ST_STRIDE(vssh_v_h, int16_t, int16_t, sth_h) +GEN_VEXT_ST_STRIDE(vssh_v_w, int16_t, int32_t, sth_w) +GEN_VEXT_ST_STRIDE(vssh_v_d, int16_t, int64_t, sth_d) +GEN_VEXT_ST_STRIDE(vssw_v_w, int32_t, int32_t, stw_w) +GEN_VEXT_ST_STRIDE(vssw_v_d, int32_t, int64_t, stw_d) +GEN_VEXT_ST_STRIDE(vsse_v_b, int8_t, int8_t, ste_b) +GEN_VEXT_ST_STRIDE(vsse_v_h, int16_t, int16_t, ste_h) +GEN_VEXT_ST_STRIDE(vsse_v_w, int32_t, int32_t, ste_w) +GEN_VEXT_ST_STRIDE(vsse_v_d, int64_t, int64_t, ste_d) + +/* + *** unit-stride: access elements stored contiguously in memory + */ + +/* unmasked unit-stride load and store operation*/ +static void +vext_ldst_us(void *vd, target_ulong base, CPURISCVState *env, uint32_t desc, + vext_ldst_elem_fn *ldst_elem, clear_fn *clear_elem, + uint32_t esz, uint32_t msz, uintptr_t ra, + MMUAccessType access_type) +{ + uint32_t i, k; + uint32_t nf = vext_nf(desc); + uint32_t vlmax = vext_maxsz(desc) / esz; + + /* probe every access */ + probe_pages(env, base, env->vl * nf * msz, ra, access_type); + /* load bytes from guest memory */ + for (i = 0; i < env->vl; i++) { + k = 0; + while (k < nf) { + target_ulong addr = base + (i * nf + k) * msz; + ldst_elem(env, addr, i + k * vlmax, vd, ra); + k++; + } + } + /* clear tail elements */ + if (clear_elem) { + for (k = 0; k < nf; k++) { + clear_elem(vd, env->vl + k * vlmax, env->vl * esz, vlmax * esz); + } + } +} + +/* + * masked unit-stride load and store operation will be a special case of stride, + * stride = NF * sizeof (MTYPE) + */ + +#define GEN_VEXT_LD_US(NAME, MTYPE, ETYPE, LOAD_FN, CLEAR_FN) \ +void HELPER(NAME##_mask)(void *vd, void *v0, target_ulong base, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t stride = vext_nf(desc) * sizeof(MTYPE); \ + vext_ldst_stride(vd, v0, base, stride, env, desc, false, LOAD_FN, \ + CLEAR_FN, sizeof(ETYPE), sizeof(MTYPE), \ + GETPC(), MMU_DATA_LOAD); \ +} \ + \ +void HELPER(NAME)(void *vd, void *v0, target_ulong base, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + vext_ldst_us(vd, base, env, desc, LOAD_FN, CLEAR_FN, \ + sizeof(ETYPE), sizeof(MTYPE), GETPC(), MMU_DATA_LOAD); \ +} + +GEN_VEXT_LD_US(vlb_v_b, int8_t, int8_t, ldb_b, clearb) +GEN_VEXT_LD_US(vlb_v_h, int8_t, int16_t, ldb_h, clearh) +GEN_VEXT_LD_US(vlb_v_w, int8_t, int32_t, ldb_w, clearl) +GEN_VEXT_LD_US(vlb_v_d, int8_t, int64_t, ldb_d, clearq) +GEN_VEXT_LD_US(vlh_v_h, int16_t, int16_t, ldh_h, clearh) +GEN_VEXT_LD_US(vlh_v_w, int16_t, int32_t, ldh_w, clearl) +GEN_VEXT_LD_US(vlh_v_d, int16_t, int64_t, ldh_d, clearq) +GEN_VEXT_LD_US(vlw_v_w, int32_t, int32_t, ldw_w, clearl) +GEN_VEXT_LD_US(vlw_v_d, int32_t, int64_t, ldw_d, clearq) +GEN_VEXT_LD_US(vle_v_b, int8_t, int8_t, lde_b, clearb) +GEN_VEXT_LD_US(vle_v_h, int16_t, int16_t, lde_h, clearh) +GEN_VEXT_LD_US(vle_v_w, int32_t, int32_t, lde_w, clearl) +GEN_VEXT_LD_US(vle_v_d, int64_t, int64_t, lde_d, clearq) +GEN_VEXT_LD_US(vlbu_v_b, uint8_t, uint8_t, ldbu_b, clearb) +GEN_VEXT_LD_US(vlbu_v_h, uint8_t, uint16_t, ldbu_h, clearh) +GEN_VEXT_LD_US(vlbu_v_w, uint8_t, uint32_t, ldbu_w, clearl) +GEN_VEXT_LD_US(vlbu_v_d, uint8_t, uint64_t, ldbu_d, clearq) +GEN_VEXT_LD_US(vlhu_v_h, uint16_t, uint16_t, ldhu_h, clearh) +GEN_VEXT_LD_US(vlhu_v_w, uint16_t, uint32_t, ldhu_w, clearl) +GEN_VEXT_LD_US(vlhu_v_d, uint16_t, uint64_t, ldhu_d, clearq) +GEN_VEXT_LD_US(vlwu_v_w, uint32_t, uint32_t, ldwu_w, clearl) +GEN_VEXT_LD_US(vlwu_v_d, uint32_t, uint64_t, ldwu_d, clearq) + +#define GEN_VEXT_ST_US(NAME, MTYPE, ETYPE, STORE_FN) \ +void HELPER(NAME##_mask)(void *vd, void *v0, target_ulong base, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t stride = vext_nf(desc) * sizeof(MTYPE); \ + vext_ldst_stride(vd, v0, base, stride, env, desc, false, STORE_FN, \ + NULL, sizeof(ETYPE), sizeof(MTYPE), \ + GETPC(), MMU_DATA_STORE); \ +} \ + \ +void HELPER(NAME)(void *vd, void *v0, target_ulong base, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + vext_ldst_us(vd, base, env, desc, STORE_FN, NULL, \ + sizeof(ETYPE), sizeof(MTYPE), GETPC(), MMU_DATA_STORE);\ +} + +GEN_VEXT_ST_US(vsb_v_b, int8_t, int8_t , stb_b) +GEN_VEXT_ST_US(vsb_v_h, int8_t, int16_t, stb_h) +GEN_VEXT_ST_US(vsb_v_w, int8_t, int32_t, stb_w) +GEN_VEXT_ST_US(vsb_v_d, int8_t, int64_t, stb_d) +GEN_VEXT_ST_US(vsh_v_h, int16_t, int16_t, sth_h) +GEN_VEXT_ST_US(vsh_v_w, int16_t, int32_t, sth_w) +GEN_VEXT_ST_US(vsh_v_d, int16_t, int64_t, sth_d) +GEN_VEXT_ST_US(vsw_v_w, int32_t, int32_t, stw_w) +GEN_VEXT_ST_US(vsw_v_d, int32_t, int64_t, stw_d) +GEN_VEXT_ST_US(vse_v_b, int8_t, int8_t , ste_b) +GEN_VEXT_ST_US(vse_v_h, int16_t, int16_t, ste_h) +GEN_VEXT_ST_US(vse_v_w, int32_t, int32_t, ste_w) +GEN_VEXT_ST_US(vse_v_d, int64_t, int64_t, ste_d) From patchwork Thu Jul 2 16:23:00 2020 Content-Type: text/plain; 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bh=ioo2pHWED5QWEHLzdA5TwHdNatCNlghwyqns4DoTyVo=; b=lvFM9Np0VgDzFQzfv5xtiYl5KQrhTNi+oCE1cGLGyxKbDq7Ppk6dTfqH iSXP3Nq02oclQZFCLPj0trt7WjtxZTmxezCqsLGbpTyjVgPvDHPLOKIqO 4a4Rbt5n69ahVT8cUZP7mBNml3MT6iLYqJkOkAHUVYiHzpl4qqWVszotX LMiZGOIiQ49fXagOD+UXukxPPgSKQvaaklynmRom5hkz5gmJCEyenOgcO 3WwahUHDUmzlLqDSbZpTIh1Qx5c0mbdGg+jv3CqLuHikl5Ib6VPBA1u7U NYlre21JSFVQlXLljeMLMcCXgxk0XMe5ZYQ7XnISA6TVMd6v2LIivYq/c Q==; IronPort-SDR: ghRVaoJGm8kdbVpMm2mLn4O92Dnrz7Dgq12SirhPRLFdVkp5BFOSTq/HiqCu+fTCGaCNh/6KK1 PdCMo6FdkLeiYMgVZ40x5msgbDkkcf5qEVoKALf6IEk1+7i0wnX4HOc2it+aDudiwC45fGQ5Mg f+jEf3jviJWxPEWxIRoKmIprTmm09zhQyO5hE6iDt4wZ/p7+Z+eGp6tE2cL+vRR9s/JAVztyO0 qs1lIBslq2fTKPSf8QTWJEq1HYPhgAhtM56RmyLE6ECfUkURUmRNW5dzNA63qTTOp7ycNDbwKn 6rU= X-IronPort-AV: E=Sophos;i="5.75,304,1589212800"; d="scan'208";a="141498471" Received: from h199-255-45-15.hgst.com (HELO uls-op-cesaep02.wdc.com) ([199.255.45.15]) by ob1.hgst.iphmx.com with ESMTP; 03 Jul 2020 00:33:22 +0800 IronPort-SDR: U8ev6SesCVfPp8Ti7/VACG7j621VWmQpAs0IzDKLXOrPRzXXbAYbsMwYkr/8tBKCHAobrRpHvy YOSODqwvTXQCI26I35hHTBuoVCS5RKvCc= Received: from uls-op-cesaip01.wdc.com ([10.248.3.36]) by uls-op-cesaep02.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Jul 2020 09:21:37 -0700 IronPort-SDR: 6y4AcX2a7XMGuKyfJ76B45AWKgpBlGkpWORXpYBzQYd3QQwLrSQpaWyRgOfg+eUWqdUq204zOb 2w0E8jcN34Sw== WDCIronportException: Internal Received: from 6hj08h2.ad.shared (HELO risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:21 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 10/64] target/riscv: add vector index load and store instructions Date: Thu, 2 Jul 2020 09:23:00 -0700 Message-Id: <20200702162354.928528-11-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Richard Henderson , Alistair Francis , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Vector indexed operations add the contents of each element of the vector offset operand specified by vs2 to the base effective address to give the effective address of each element. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson Message-Id: <20200701152549.1218-8-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 35 +++++++ target/riscv/insn32.decode | 13 +++ target/riscv/insn_trans/trans_rvv.inc.c | 129 ++++++++++++++++++++++++ target/riscv/vector_helper.c | 116 +++++++++++++++++++++ 4 files changed, 293 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index f03b3d52f5..f3650f736e 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -189,3 +189,38 @@ DEF_HELPER_6(vsse_v_b, void, ptr, ptr, tl, tl, env, i32) DEF_HELPER_6(vsse_v_h, void, ptr, ptr, tl, tl, env, i32) DEF_HELPER_6(vsse_v_w, void, ptr, ptr, tl, tl, env, i32) DEF_HELPER_6(vsse_v_d, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlxb_v_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxb_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxb_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxb_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxh_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxh_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxh_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxe_v_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxe_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxe_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxe_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxbu_v_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxbu_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxbu_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxbu_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxhu_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxhu_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxhu_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxwu_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxwu_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxb_v_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxb_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxb_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxb_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxh_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxh_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxh_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxe_v_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxe_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxe_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxe_v_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 58b95792e6..287d52bcc9 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -243,6 +243,19 @@ vssh_v ... 010 . ..... ..... 101 ..... 0100111 @r_nfvm vssw_v ... 010 . ..... ..... 110 ..... 0100111 @r_nfvm vsse_v ... 010 . ..... ..... 111 ..... 0100111 @r_nfvm +vlxb_v ... 111 . ..... ..... 000 ..... 0000111 @r_nfvm +vlxh_v ... 111 . ..... ..... 101 ..... 0000111 @r_nfvm +vlxw_v ... 111 . ..... ..... 110 ..... 0000111 @r_nfvm +vlxe_v ... 011 . ..... ..... 111 ..... 0000111 @r_nfvm +vlxbu_v ... 011 . ..... ..... 000 ..... 0000111 @r_nfvm +vlxhu_v ... 011 . ..... ..... 101 ..... 0000111 @r_nfvm +vlxwu_v ... 011 . ..... ..... 110 ..... 0000111 @r_nfvm +# Vector ordered-indexed and unordered-indexed store insns. +vsxb_v ... -11 . ..... ..... 000 ..... 0100111 @r_nfvm +vsxh_v ... -11 . ..... ..... 101 ..... 0100111 @r_nfvm +vsxw_v ... -11 . ..... ..... 110 ..... 0100111 @r_nfvm +vsxe_v ... -11 . ..... ..... 111 ..... 0100111 @r_nfvm + # *** new major opcode OP-V *** vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 451ab05f69..11a3a89d54 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -432,3 +432,132 @@ GEN_VEXT_TRANS(vssb_v, 0, rnfvm, st_stride_op, st_stride_check) GEN_VEXT_TRANS(vssh_v, 1, rnfvm, st_stride_op, st_stride_check) GEN_VEXT_TRANS(vssw_v, 2, rnfvm, st_stride_op, st_stride_check) GEN_VEXT_TRANS(vsse_v, 3, rnfvm, st_stride_op, st_stride_check) + +/* + *** index load and store + */ +typedef void gen_helper_ldst_index(TCGv_ptr, TCGv_ptr, TCGv, + TCGv_ptr, TCGv_env, TCGv_i32); + +static bool ldst_index_trans(uint32_t vd, uint32_t rs1, uint32_t vs2, + uint32_t data, gen_helper_ldst_index *fn, + DisasContext *s) +{ + TCGv_ptr dest, mask, index; + TCGv base; + TCGv_i32 desc; + + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + dest = tcg_temp_new_ptr(); + mask = tcg_temp_new_ptr(); + index = tcg_temp_new_ptr(); + base = tcg_temp_new(); + desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); + + gen_get_gpr(base, rs1); + tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, vd)); + tcg_gen_addi_ptr(index, cpu_env, vreg_ofs(s, vs2)); + tcg_gen_addi_ptr(mask, cpu_env, vreg_ofs(s, 0)); + + fn(dest, mask, base, index, cpu_env, desc); + + tcg_temp_free_ptr(dest); + tcg_temp_free_ptr(mask); + tcg_temp_free_ptr(index); + tcg_temp_free(base); + tcg_temp_free_i32(desc); + gen_set_label(over); + return true; +} + +static bool ld_index_op(DisasContext *s, arg_rnfvm *a, uint8_t seq) +{ + uint32_t data = 0; + gen_helper_ldst_index *fn; + static gen_helper_ldst_index * const fns[7][4] = { + { gen_helper_vlxb_v_b, gen_helper_vlxb_v_h, + gen_helper_vlxb_v_w, gen_helper_vlxb_v_d }, + { NULL, gen_helper_vlxh_v_h, + gen_helper_vlxh_v_w, gen_helper_vlxh_v_d }, + { NULL, NULL, + gen_helper_vlxw_v_w, gen_helper_vlxw_v_d }, + { gen_helper_vlxe_v_b, gen_helper_vlxe_v_h, + gen_helper_vlxe_v_w, gen_helper_vlxe_v_d }, + { gen_helper_vlxbu_v_b, gen_helper_vlxbu_v_h, + gen_helper_vlxbu_v_w, gen_helper_vlxbu_v_d }, + { NULL, gen_helper_vlxhu_v_h, + gen_helper_vlxhu_v_w, gen_helper_vlxhu_v_d }, + { NULL, NULL, + gen_helper_vlxwu_v_w, gen_helper_vlxwu_v_d }, + }; + + fn = fns[seq][s->sew]; + if (fn == NULL) { + return false; + } + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + data = FIELD_DP32(data, VDATA, NF, a->nf); + return ldst_index_trans(a->rd, a->rs1, a->rs2, data, fn, s); +} + +static bool ld_index_check(DisasContext *s, arg_rnfvm* a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, false) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, false) && + vext_check_nf(s, a->nf)); +} + +GEN_VEXT_TRANS(vlxb_v, 0, rnfvm, ld_index_op, ld_index_check) +GEN_VEXT_TRANS(vlxh_v, 1, rnfvm, ld_index_op, ld_index_check) +GEN_VEXT_TRANS(vlxw_v, 2, rnfvm, ld_index_op, ld_index_check) +GEN_VEXT_TRANS(vlxe_v, 3, rnfvm, ld_index_op, ld_index_check) +GEN_VEXT_TRANS(vlxbu_v, 4, rnfvm, ld_index_op, ld_index_check) +GEN_VEXT_TRANS(vlxhu_v, 5, rnfvm, ld_index_op, ld_index_check) +GEN_VEXT_TRANS(vlxwu_v, 6, rnfvm, ld_index_op, ld_index_check) + +static bool st_index_op(DisasContext *s, arg_rnfvm *a, uint8_t seq) +{ + uint32_t data = 0; + gen_helper_ldst_index *fn; + static gen_helper_ldst_index * const fns[4][4] = { + { gen_helper_vsxb_v_b, gen_helper_vsxb_v_h, + gen_helper_vsxb_v_w, gen_helper_vsxb_v_d }, + { NULL, gen_helper_vsxh_v_h, + gen_helper_vsxh_v_w, gen_helper_vsxh_v_d }, + { NULL, NULL, + gen_helper_vsxw_v_w, gen_helper_vsxw_v_d }, + { gen_helper_vsxe_v_b, gen_helper_vsxe_v_h, + gen_helper_vsxe_v_w, gen_helper_vsxe_v_d } + }; + + fn = fns[seq][s->sew]; + if (fn == NULL) { + return false; + } + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + data = FIELD_DP32(data, VDATA, NF, a->nf); + return ldst_index_trans(a->rd, a->rs1, a->rs2, data, fn, s); +} + +static bool st_index_check(DisasContext *s, arg_rnfvm* a) +{ + return (vext_check_isa_ill(s) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, false) && + vext_check_nf(s, a->nf)); +} + +GEN_VEXT_TRANS(vsxb_v, 0, rnfvm, st_index_op, st_index_check) +GEN_VEXT_TRANS(vsxh_v, 1, rnfvm, st_index_op, st_index_check) +GEN_VEXT_TRANS(vsxw_v, 2, rnfvm, st_index_op, st_index_check) +GEN_VEXT_TRANS(vsxe_v, 3, rnfvm, st_index_op, st_index_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 5c98da8a4e..bbf5991688 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -461,3 +461,119 @@ GEN_VEXT_ST_US(vse_v_b, int8_t, int8_t , ste_b) GEN_VEXT_ST_US(vse_v_h, int16_t, int16_t, ste_h) GEN_VEXT_ST_US(vse_v_w, int32_t, int32_t, ste_w) GEN_VEXT_ST_US(vse_v_d, int64_t, int64_t, ste_d) + +/* + *** index: access vector element from indexed memory + */ +typedef target_ulong vext_get_index_addr(target_ulong base, + uint32_t idx, void *vs2); + +#define GEN_VEXT_GET_INDEX_ADDR(NAME, ETYPE, H) \ +static target_ulong NAME(target_ulong base, \ + uint32_t idx, void *vs2) \ +{ \ + return (base + *((ETYPE *)vs2 + H(idx))); \ +} + +GEN_VEXT_GET_INDEX_ADDR(idx_b, int8_t, H1) +GEN_VEXT_GET_INDEX_ADDR(idx_h, int16_t, H2) +GEN_VEXT_GET_INDEX_ADDR(idx_w, int32_t, H4) +GEN_VEXT_GET_INDEX_ADDR(idx_d, int64_t, H8) + +static inline void +vext_ldst_index(void *vd, void *v0, target_ulong base, + void *vs2, CPURISCVState *env, uint32_t desc, + vext_get_index_addr get_index_addr, + vext_ldst_elem_fn *ldst_elem, + clear_fn *clear_elem, + uint32_t esz, uint32_t msz, uintptr_t ra, + MMUAccessType access_type) +{ + uint32_t i, k; + uint32_t nf = vext_nf(desc); + uint32_t vm = vext_vm(desc); + uint32_t mlen = vext_mlen(desc); + uint32_t vlmax = vext_maxsz(desc) / esz; + + /* probe every access*/ + for (i = 0; i < env->vl; i++) { + if (!vm && !vext_elem_mask(v0, mlen, i)) { + continue; + } + probe_pages(env, get_index_addr(base, i, vs2), nf * msz, ra, + access_type); + } + /* load bytes from guest memory */ + for (i = 0; i < env->vl; i++) { + k = 0; + if (!vm && !vext_elem_mask(v0, mlen, i)) { + continue; + } + while (k < nf) { + abi_ptr addr = get_index_addr(base, i, vs2) + k * msz; + ldst_elem(env, addr, i + k * vlmax, vd, ra); + k++; + } + } + /* clear tail elements */ + if (clear_elem) { + for (k = 0; k < nf; k++) { + clear_elem(vd, env->vl + k * vlmax, env->vl * esz, vlmax * esz); + } + } +} + +#define GEN_VEXT_LD_INDEX(NAME, MTYPE, ETYPE, INDEX_FN, LOAD_FN, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, target_ulong base, \ + void *vs2, CPURISCVState *env, uint32_t desc) \ +{ \ + vext_ldst_index(vd, v0, base, vs2, env, desc, INDEX_FN, \ + LOAD_FN, CLEAR_FN, sizeof(ETYPE), sizeof(MTYPE), \ + GETPC(), MMU_DATA_LOAD); \ +} + +GEN_VEXT_LD_INDEX(vlxb_v_b, int8_t, int8_t, idx_b, ldb_b, clearb) +GEN_VEXT_LD_INDEX(vlxb_v_h, int8_t, int16_t, idx_h, ldb_h, clearh) +GEN_VEXT_LD_INDEX(vlxb_v_w, int8_t, int32_t, idx_w, ldb_w, clearl) +GEN_VEXT_LD_INDEX(vlxb_v_d, int8_t, int64_t, idx_d, ldb_d, clearq) +GEN_VEXT_LD_INDEX(vlxh_v_h, int16_t, int16_t, idx_h, ldh_h, clearh) +GEN_VEXT_LD_INDEX(vlxh_v_w, int16_t, int32_t, idx_w, ldh_w, clearl) +GEN_VEXT_LD_INDEX(vlxh_v_d, int16_t, int64_t, idx_d, ldh_d, clearq) +GEN_VEXT_LD_INDEX(vlxw_v_w, int32_t, int32_t, idx_w, ldw_w, clearl) +GEN_VEXT_LD_INDEX(vlxw_v_d, int32_t, int64_t, idx_d, ldw_d, clearq) +GEN_VEXT_LD_INDEX(vlxe_v_b, int8_t, int8_t, idx_b, lde_b, clearb) +GEN_VEXT_LD_INDEX(vlxe_v_h, int16_t, int16_t, idx_h, lde_h, clearh) +GEN_VEXT_LD_INDEX(vlxe_v_w, int32_t, int32_t, idx_w, lde_w, clearl) +GEN_VEXT_LD_INDEX(vlxe_v_d, int64_t, int64_t, idx_d, lde_d, clearq) +GEN_VEXT_LD_INDEX(vlxbu_v_b, uint8_t, uint8_t, idx_b, ldbu_b, clearb) +GEN_VEXT_LD_INDEX(vlxbu_v_h, uint8_t, uint16_t, idx_h, ldbu_h, clearh) +GEN_VEXT_LD_INDEX(vlxbu_v_w, uint8_t, uint32_t, idx_w, ldbu_w, clearl) +GEN_VEXT_LD_INDEX(vlxbu_v_d, uint8_t, uint64_t, idx_d, ldbu_d, clearq) +GEN_VEXT_LD_INDEX(vlxhu_v_h, uint16_t, uint16_t, idx_h, ldhu_h, clearh) +GEN_VEXT_LD_INDEX(vlxhu_v_w, uint16_t, uint32_t, idx_w, ldhu_w, clearl) +GEN_VEXT_LD_INDEX(vlxhu_v_d, uint16_t, uint64_t, idx_d, ldhu_d, clearq) +GEN_VEXT_LD_INDEX(vlxwu_v_w, uint32_t, uint32_t, idx_w, ldwu_w, clearl) +GEN_VEXT_LD_INDEX(vlxwu_v_d, uint32_t, uint64_t, idx_d, ldwu_d, clearq) + +#define GEN_VEXT_ST_INDEX(NAME, MTYPE, ETYPE, INDEX_FN, STORE_FN)\ +void HELPER(NAME)(void *vd, void *v0, target_ulong base, \ + void *vs2, CPURISCVState *env, uint32_t desc) \ +{ \ + vext_ldst_index(vd, v0, base, vs2, env, desc, INDEX_FN, \ + STORE_FN, NULL, sizeof(ETYPE), sizeof(MTYPE),\ + GETPC(), MMU_DATA_STORE); \ +} + +GEN_VEXT_ST_INDEX(vsxb_v_b, int8_t, int8_t, idx_b, stb_b) +GEN_VEXT_ST_INDEX(vsxb_v_h, int8_t, int16_t, idx_h, stb_h) +GEN_VEXT_ST_INDEX(vsxb_v_w, int8_t, int32_t, idx_w, stb_w) +GEN_VEXT_ST_INDEX(vsxb_v_d, int8_t, int64_t, idx_d, stb_d) +GEN_VEXT_ST_INDEX(vsxh_v_h, int16_t, int16_t, idx_h, sth_h) +GEN_VEXT_ST_INDEX(vsxh_v_w, int16_t, int32_t, idx_w, sth_w) +GEN_VEXT_ST_INDEX(vsxh_v_d, int16_t, int64_t, idx_d, sth_d) +GEN_VEXT_ST_INDEX(vsxw_v_w, int32_t, int32_t, idx_w, stw_w) +GEN_VEXT_ST_INDEX(vsxw_v_d, int32_t, int64_t, idx_d, stw_d) +GEN_VEXT_ST_INDEX(vsxe_v_b, int8_t, int8_t, idx_b, ste_b) +GEN_VEXT_ST_INDEX(vsxe_v_h, int16_t, int16_t, idx_h, ste_h) +GEN_VEXT_ST_INDEX(vsxe_v_w, int32_t, int32_t, idx_w, ste_w) +GEN_VEXT_ST_INDEX(vsxe_v_d, int64_t, int64_t, idx_d, ste_d) From patchwork Thu Jul 2 16:23:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278789 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 52B2AC433E0 for ; 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envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Richard Henderson , Alistair Francis , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Vector AMOs operate as if aq and rl bits were zero on each element with regard to ordering relative to other instructions in the same hart. Vector AMOs provide no ordering guarantee between element operations in the same vector AMO instruction Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson Message-Id: <20200701152549.1218-10-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 29 +++++ target/riscv/internals.h | 1 + target/riscv/insn32-64.decode | 11 ++ target/riscv/insn32.decode | 13 +++ target/riscv/insn_trans/trans_rvv.inc.c | 138 ++++++++++++++++++++++ target/riscv/vector_helper.c | 147 ++++++++++++++++++++++++ 6 files changed, 339 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 5c97bc446e..c5f43b5b64 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -246,3 +246,32 @@ DEF_HELPER_5(vlhuff_v_w, void, ptr, ptr, tl, env, i32) DEF_HELPER_5(vlhuff_v_d, void, ptr, ptr, tl, env, i32) DEF_HELPER_5(vlwuff_v_w, void, ptr, ptr, tl, env, i32) DEF_HELPER_5(vlwuff_v_d, void, ptr, ptr, tl, env, i32) +#ifdef TARGET_RISCV64 +DEF_HELPER_6(vamoswapw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoswapd_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoaddw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoaddd_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoxorw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoxord_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoandw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoandd_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoorw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoord_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamominw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamomind_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamomaxw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamomaxd_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamominuw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamominud_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamomaxuw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamomaxud_v_d, void, ptr, ptr, tl, ptr, env, i32) +#endif +DEF_HELPER_6(vamoswapw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoaddw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoxorw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoandw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoorw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamominw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamomaxw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamominuw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamomaxuw_v_w, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/internals.h b/target/riscv/internals.h index 3253e73474..e59e8b30ad 100644 --- a/target/riscv/internals.h +++ b/target/riscv/internals.h @@ -26,4 +26,5 @@ FIELD(VDATA, MLEN, 0, 8) FIELD(VDATA, VM, 8, 1) FIELD(VDATA, LMUL, 9, 2) FIELD(VDATA, NF, 11, 4) +FIELD(VDATA, WD, 11, 1) #endif diff --git a/target/riscv/insn32-64.decode b/target/riscv/insn32-64.decode index 380bf791bc..86153d93fa 100644 --- a/target/riscv/insn32-64.decode +++ b/target/riscv/insn32-64.decode @@ -57,6 +57,17 @@ amomax_d 10100 . . ..... ..... 011 ..... 0101111 @atom_st amominu_d 11000 . . ..... ..... 011 ..... 0101111 @atom_st amomaxu_d 11100 . . ..... ..... 011 ..... 0101111 @atom_st +#*** Vector AMO operations (in addition to Zvamo) *** +vamoswapd_v 00001 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamoaddd_v 00000 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamoxord_v 00100 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamoandd_v 01100 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamoord_v 01000 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamomind_v 10000 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamomaxd_v 10100 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamominud_v 11000 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamomaxud_v 11100 . . ..... ..... 111 ..... 0101111 @r_wdvm + # *** RV64F Standard Extension (in addition to RV32F) *** fcvt_l_s 1100000 00010 ..... ... ..... 1010011 @r2_rm fcvt_lu_s 1100000 00011 ..... ... ..... 1010011 @r2_rm diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 7146aec22a..625914c85f 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -44,6 +44,7 @@ &u imm rd &shift shamt rs1 rd &atomic aq rl rs2 rs1 rd +&rwdvm vm wd rd rs1 rs2 &r2nfvm vm rd rs1 nf &rnfvm vm rd rs1 rs2 nf @@ -67,6 +68,7 @@ @r2 ....... ..... ..... ... ..... ....... %rs1 %rd @r2_nfvm ... ... vm:1 ..... ..... ... ..... ....... &r2nfvm %nf %rs1 %rd @r_nfvm ... ... vm:1 ..... ..... ... ..... ....... &rnfvm %nf %rs2 %rs1 %rd +@r_wdvm ..... wd:1 vm:1 ..... ..... ... ..... ....... &rwdvm %rs2 %rs1 %rd @r2_zimm . zimm:11 ..... ... ..... ....... %rs1 %rd @hfence_gvma ....... ..... ..... ... ..... ....... %rs2 %rs1 @@ -263,6 +265,17 @@ vsxh_v ... -11 . ..... ..... 101 ..... 0100111 @r_nfvm vsxw_v ... -11 . ..... ..... 110 ..... 0100111 @r_nfvm vsxe_v ... -11 . ..... ..... 111 ..... 0100111 @r_nfvm +#*** Vector AMO operations are encoded under the standard AMO major opcode *** +vamoswapw_v 00001 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamoaddw_v 00000 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamoxorw_v 00100 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamoandw_v 01100 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamoorw_v 01000 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamominw_v 10000 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamomaxw_v 10100 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamominuw_v 11000 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamomaxuw_v 11100 . . ..... ..... 110 ..... 0101111 @r_wdvm + # *** new major opcode OP-V *** vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 5e2fbb7078..768e95c8c4 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -634,3 +634,141 @@ GEN_VEXT_TRANS(vleff_v, 3, r2nfvm, ldff_op, ld_us_check) GEN_VEXT_TRANS(vlbuff_v, 4, r2nfvm, ldff_op, ld_us_check) GEN_VEXT_TRANS(vlhuff_v, 5, r2nfvm, ldff_op, ld_us_check) GEN_VEXT_TRANS(vlwuff_v, 6, r2nfvm, ldff_op, ld_us_check) + +/* + *** vector atomic operation + */ +typedef void gen_helper_amo(TCGv_ptr, TCGv_ptr, TCGv, TCGv_ptr, + TCGv_env, TCGv_i32); + +static bool amo_trans(uint32_t vd, uint32_t rs1, uint32_t vs2, + uint32_t data, gen_helper_amo *fn, DisasContext *s) +{ + TCGv_ptr dest, mask, index; + TCGv base; + TCGv_i32 desc; + + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + dest = tcg_temp_new_ptr(); + mask = tcg_temp_new_ptr(); + index = tcg_temp_new_ptr(); + base = tcg_temp_new(); + desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); + + gen_get_gpr(base, rs1); + tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, vd)); + tcg_gen_addi_ptr(index, cpu_env, vreg_ofs(s, vs2)); + tcg_gen_addi_ptr(mask, cpu_env, vreg_ofs(s, 0)); + + fn(dest, mask, base, index, cpu_env, desc); + + tcg_temp_free_ptr(dest); + tcg_temp_free_ptr(mask); + tcg_temp_free_ptr(index); + tcg_temp_free(base); + tcg_temp_free_i32(desc); + gen_set_label(over); + return true; +} + +static bool amo_op(DisasContext *s, arg_rwdvm *a, uint8_t seq) +{ + uint32_t data = 0; + gen_helper_amo *fn; + static gen_helper_amo *const fnsw[9] = { + /* no atomic operation */ + gen_helper_vamoswapw_v_w, + gen_helper_vamoaddw_v_w, + gen_helper_vamoxorw_v_w, + gen_helper_vamoandw_v_w, + gen_helper_vamoorw_v_w, + gen_helper_vamominw_v_w, + gen_helper_vamomaxw_v_w, + gen_helper_vamominuw_v_w, + gen_helper_vamomaxuw_v_w + }; +#ifdef TARGET_RISCV64 + static gen_helper_amo *const fnsd[18] = { + gen_helper_vamoswapw_v_d, + gen_helper_vamoaddw_v_d, + gen_helper_vamoxorw_v_d, + gen_helper_vamoandw_v_d, + gen_helper_vamoorw_v_d, + gen_helper_vamominw_v_d, + gen_helper_vamomaxw_v_d, + gen_helper_vamominuw_v_d, + gen_helper_vamomaxuw_v_d, + gen_helper_vamoswapd_v_d, + gen_helper_vamoaddd_v_d, + gen_helper_vamoxord_v_d, + gen_helper_vamoandd_v_d, + gen_helper_vamoord_v_d, + gen_helper_vamomind_v_d, + gen_helper_vamomaxd_v_d, + gen_helper_vamominud_v_d, + gen_helper_vamomaxud_v_d + }; +#endif + + if (tb_cflags(s->base.tb) & CF_PARALLEL) { + gen_helper_exit_atomic(cpu_env); + s->base.is_jmp = DISAS_NORETURN; + return true; + } else { + if (s->sew == 3) { +#ifdef TARGET_RISCV64 + fn = fnsd[seq]; +#else + /* Check done in amo_check(). */ + g_assert_not_reached(); +#endif + } else { + fn = fnsw[seq]; + } + } + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + data = FIELD_DP32(data, VDATA, WD, a->wd); + return amo_trans(a->rd, a->rs1, a->rs2, data, fn, s); +} +/* + * There are two rules check here. + * + * 1. SEW must be at least as wide as the AMO memory element size. + * + * 2. If SEW is greater than XLEN, an illegal instruction exception is raised. + */ +static bool amo_check(DisasContext *s, arg_rwdvm* a) +{ + return (!s->vill && has_ext(s, RVA) && + (!a->wd || vext_check_overlap_mask(s, a->rd, a->vm, false)) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, false) && + ((1 << s->sew) <= sizeof(target_ulong)) && + ((1 << s->sew) >= 4)); +} + +GEN_VEXT_TRANS(vamoswapw_v, 0, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoaddw_v, 1, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoxorw_v, 2, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoandw_v, 3, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoorw_v, 4, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamominw_v, 5, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamomaxw_v, 6, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamominuw_v, 7, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamomaxuw_v, 8, rwdvm, amo_op, amo_check) +#ifdef TARGET_RISCV64 +GEN_VEXT_TRANS(vamoswapd_v, 9, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoaddd_v, 10, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoxord_v, 11, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoandd_v, 12, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoord_v, 13, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamomind_v, 14, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamomaxd_v, 15, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamominud_v, 16, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamomaxud_v, 17, rwdvm, amo_op, amo_check) +#endif diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index cbe87265a1..7c3b2bfd12 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -95,6 +95,11 @@ static inline uint32_t vext_lmul(uint32_t desc) return FIELD_EX32(simd_data(desc), VDATA, LMUL); } +static uint32_t vext_wd(uint32_t desc) +{ + return (simd_data(desc) >> 11) & 0x1; +} + /* * Get vector group length in bytes. Its range is [64, 2048]. * @@ -687,3 +692,145 @@ GEN_VEXT_LDFF(vlhuff_v_w, uint16_t, uint32_t, ldhu_w, clearl) GEN_VEXT_LDFF(vlhuff_v_d, uint16_t, uint64_t, ldhu_d, clearq) GEN_VEXT_LDFF(vlwuff_v_w, uint32_t, uint32_t, ldwu_w, clearl) GEN_VEXT_LDFF(vlwuff_v_d, uint32_t, uint64_t, ldwu_d, clearq) + +/* + *** Vector AMO Operations (Zvamo) + */ +typedef void vext_amo_noatomic_fn(void *vs3, target_ulong addr, + uint32_t wd, uint32_t idx, CPURISCVState *env, + uintptr_t retaddr); + +/* no atomic opreation for vector atomic insructions */ +#define DO_SWAP(N, M) (M) +#define DO_AND(N, M) (N & M) +#define DO_XOR(N, M) (N ^ M) +#define DO_OR(N, M) (N | M) +#define DO_ADD(N, M) (N + M) + +#define GEN_VEXT_AMO_NOATOMIC_OP(NAME, ESZ, MSZ, H, DO_OP, SUF) \ +static void \ +vext_##NAME##_noatomic_op(void *vs3, target_ulong addr, \ + uint32_t wd, uint32_t idx, \ + CPURISCVState *env, uintptr_t retaddr)\ +{ \ + typedef int##ESZ##_t ETYPE; \ + typedef int##MSZ##_t MTYPE; \ + typedef uint##MSZ##_t UMTYPE __attribute__((unused)); \ + ETYPE *pe3 = (ETYPE *)vs3 + H(idx); \ + MTYPE a = cpu_ld##SUF##_data(env, addr), b = *pe3; \ + \ + cpu_st##SUF##_data(env, addr, DO_OP(a, b)); \ + if (wd) { \ + *pe3 = a; \ + } \ +} + +/* Signed min/max */ +#define DO_MAX(N, M) ((N) >= (M) ? (N) : (M)) +#define DO_MIN(N, M) ((N) >= (M) ? (M) : (N)) + +/* Unsigned min/max */ +#define DO_MAXU(N, M) DO_MAX((UMTYPE)N, (UMTYPE)M) +#define DO_MINU(N, M) DO_MIN((UMTYPE)N, (UMTYPE)M) + +GEN_VEXT_AMO_NOATOMIC_OP(vamoswapw_v_w, 32, 32, H4, DO_SWAP, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoaddw_v_w, 32, 32, H4, DO_ADD, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoxorw_v_w, 32, 32, H4, DO_XOR, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoandw_v_w, 32, 32, H4, DO_AND, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoorw_v_w, 32, 32, H4, DO_OR, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamominw_v_w, 32, 32, H4, DO_MIN, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamomaxw_v_w, 32, 32, H4, DO_MAX, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamominuw_v_w, 32, 32, H4, DO_MINU, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamomaxuw_v_w, 32, 32, H4, DO_MAXU, l) +#ifdef TARGET_RISCV64 +GEN_VEXT_AMO_NOATOMIC_OP(vamoswapw_v_d, 64, 32, H8, DO_SWAP, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoswapd_v_d, 64, 64, H8, DO_SWAP, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamoaddw_v_d, 64, 32, H8, DO_ADD, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoaddd_v_d, 64, 64, H8, DO_ADD, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamoxorw_v_d, 64, 32, H8, DO_XOR, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoxord_v_d, 64, 64, H8, DO_XOR, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamoandw_v_d, 64, 32, H8, DO_AND, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoandd_v_d, 64, 64, H8, DO_AND, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamoorw_v_d, 64, 32, H8, DO_OR, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoord_v_d, 64, 64, H8, DO_OR, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamominw_v_d, 64, 32, H8, DO_MIN, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamomind_v_d, 64, 64, H8, DO_MIN, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamomaxw_v_d, 64, 32, H8, DO_MAX, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamomaxd_v_d, 64, 64, H8, DO_MAX, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamominuw_v_d, 64, 32, H8, DO_MINU, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamominud_v_d, 64, 64, H8, DO_MINU, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamomaxuw_v_d, 64, 32, H8, DO_MAXU, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamomaxud_v_d, 64, 64, H8, DO_MAXU, q) +#endif + +static inline void +vext_amo_noatomic(void *vs3, void *v0, target_ulong base, + void *vs2, CPURISCVState *env, uint32_t desc, + vext_get_index_addr get_index_addr, + vext_amo_noatomic_fn *noatomic_op, + clear_fn *clear_elem, + uint32_t esz, uint32_t msz, uintptr_t ra) +{ + uint32_t i; + target_long addr; + uint32_t wd = vext_wd(desc); + uint32_t vm = vext_vm(desc); + uint32_t mlen = vext_mlen(desc); + uint32_t vlmax = vext_maxsz(desc) / esz; + + for (i = 0; i < env->vl; i++) { + if (!vm && !vext_elem_mask(v0, mlen, i)) { + continue; + } + probe_pages(env, get_index_addr(base, i, vs2), msz, ra, MMU_DATA_LOAD); + probe_pages(env, get_index_addr(base, i, vs2), msz, ra, MMU_DATA_STORE); + } + for (i = 0; i < env->vl; i++) { + if (!vm && !vext_elem_mask(v0, mlen, i)) { + continue; + } + addr = get_index_addr(base, i, vs2); + noatomic_op(vs3, addr, wd, i, env, ra); + } + clear_elem(vs3, env->vl, env->vl * esz, vlmax * esz); +} + +#define GEN_VEXT_AMO(NAME, MTYPE, ETYPE, INDEX_FN, CLEAR_FN) \ +void HELPER(NAME)(void *vs3, void *v0, target_ulong base, \ + void *vs2, CPURISCVState *env, uint32_t desc) \ +{ \ + vext_amo_noatomic(vs3, v0, base, vs2, env, desc, \ + INDEX_FN, vext_##NAME##_noatomic_op, \ + CLEAR_FN, sizeof(ETYPE), sizeof(MTYPE), \ + GETPC()); \ +} + +#ifdef TARGET_RISCV64 +GEN_VEXT_AMO(vamoswapw_v_d, int32_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoswapd_v_d, int64_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoaddw_v_d, int32_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoaddd_v_d, int64_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoxorw_v_d, int32_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoxord_v_d, int64_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoandw_v_d, int32_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoandd_v_d, int64_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoorw_v_d, int32_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoord_v_d, int64_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamominw_v_d, int32_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamomind_v_d, int64_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamomaxw_v_d, int32_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamomaxd_v_d, int64_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamominuw_v_d, uint32_t, uint64_t, idx_d, clearq) +GEN_VEXT_AMO(vamominud_v_d, uint64_t, uint64_t, idx_d, clearq) +GEN_VEXT_AMO(vamomaxuw_v_d, uint32_t, uint64_t, idx_d, clearq) +GEN_VEXT_AMO(vamomaxud_v_d, uint64_t, uint64_t, idx_d, clearq) +#endif +GEN_VEXT_AMO(vamoswapw_v_w, int32_t, int32_t, idx_w, clearl) +GEN_VEXT_AMO(vamoaddw_v_w, int32_t, int32_t, idx_w, clearl) +GEN_VEXT_AMO(vamoxorw_v_w, int32_t, int32_t, idx_w, clearl) +GEN_VEXT_AMO(vamoandw_v_w, int32_t, int32_t, idx_w, clearl) +GEN_VEXT_AMO(vamoorw_v_w, int32_t, int32_t, idx_w, clearl) +GEN_VEXT_AMO(vamominw_v_w, int32_t, int32_t, idx_w, clearl) +GEN_VEXT_AMO(vamomaxw_v_w, int32_t, int32_t, idx_w, clearl) +GEN_VEXT_AMO(vamominuw_v_w, uint32_t, uint32_t, idx_w, clearl) +GEN_VEXT_AMO(vamomaxuw_v_w, uint32_t, uint32_t, idx_w, clearl) From patchwork Thu Jul 2 16:23:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 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List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-14-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 25 ++++++++++++ target/riscv/insn32.decode | 9 +++++ target/riscv/insn_trans/trans_rvv.inc.c | 11 ++++++ target/riscv/vector_helper.c | 51 +++++++++++++++++++++++++ 4 files changed, 96 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 67a2e64c4a..f8b1c8a800 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -382,3 +382,28 @@ DEF_HELPER_6(vmsbc_vxm_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmsbc_vxm_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmsbc_vxm_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmsbc_vxm_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vand_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vand_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vand_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vand_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vor_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vor_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vor_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vor_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vxor_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vxor_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vxor_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vxor_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vand_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vand_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vand_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vand_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vor_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vor_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vor_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vor_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vxor_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vxor_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vxor_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vxor_vx_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index be63e900c6..34d05a5917 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -313,6 +313,15 @@ vsbc_vvm 010010 1 ..... ..... 000 ..... 1010111 @r_vm_1 vsbc_vxm 010010 1 ..... ..... 100 ..... 1010111 @r_vm_1 vmsbc_vvm 010011 1 ..... ..... 000 ..... 1010111 @r_vm_1 vmsbc_vxm 010011 1 ..... ..... 100 ..... 1010111 @r_vm_1 +vand_vv 001001 . ..... ..... 000 ..... 1010111 @r_vm +vand_vx 001001 . ..... ..... 100 ..... 1010111 @r_vm +vand_vi 001001 . ..... ..... 011 ..... 1010111 @r_vm +vor_vv 001010 . ..... ..... 000 ..... 1010111 @r_vm +vor_vx 001010 . ..... ..... 100 ..... 1010111 @r_vm +vor_vi 001010 . ..... ..... 011 ..... 1010111 @r_vm +vxor_vv 001011 . ..... ..... 000 ..... 1010111 @r_vm +vxor_vx 001011 . ..... ..... 100 ..... 1010111 @r_vm +vxor_vi 001011 . ..... ..... 011 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 98bd5bcb79..1552534796 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1362,3 +1362,14 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ GEN_OPIVI_TRANS(vadc_vim, 0, vadc_vxm, opivx_vadc_check) GEN_OPIVI_TRANS(vmadc_vim, 0, vmadc_vxm, opivx_vmadc_check) + +/* Vector Bitwise Logical Instructions */ +GEN_OPIVV_GVEC_TRANS(vand_vv, and) +GEN_OPIVV_GVEC_TRANS(vor_vv, or) +GEN_OPIVV_GVEC_TRANS(vxor_vv, xor) +GEN_OPIVX_GVEC_TRANS(vand_vx, ands) +GEN_OPIVX_GVEC_TRANS(vor_vx, ors) +GEN_OPIVX_GVEC_TRANS(vxor_vx, xors) +GEN_OPIVI_GVEC_TRANS(vand_vi, 0, vand_vx, andi) +GEN_OPIVI_GVEC_TRANS(vor_vi, 0, vor_vx, ori) +GEN_OPIVI_GVEC_TRANS(vxor_vi, 0, vxor_vx, xori) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index e152641b4f..bd77de110e 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -1265,3 +1265,54 @@ GEN_VEXT_VMADC_VXM(vmsbc_vxm_b, uint8_t, H1, DO_MSBC) GEN_VEXT_VMADC_VXM(vmsbc_vxm_h, uint16_t, H2, DO_MSBC) GEN_VEXT_VMADC_VXM(vmsbc_vxm_w, uint32_t, H4, DO_MSBC) GEN_VEXT_VMADC_VXM(vmsbc_vxm_d, uint64_t, H8, DO_MSBC) + +/* Vector Bitwise Logical Instructions */ +RVVCALL(OPIVV2, vand_vv_b, OP_SSS_B, H1, H1, H1, DO_AND) +RVVCALL(OPIVV2, vand_vv_h, OP_SSS_H, H2, H2, H2, DO_AND) +RVVCALL(OPIVV2, vand_vv_w, OP_SSS_W, H4, H4, H4, DO_AND) +RVVCALL(OPIVV2, vand_vv_d, OP_SSS_D, H8, H8, H8, DO_AND) +RVVCALL(OPIVV2, vor_vv_b, OP_SSS_B, H1, H1, H1, DO_OR) +RVVCALL(OPIVV2, vor_vv_h, OP_SSS_H, H2, H2, H2, DO_OR) +RVVCALL(OPIVV2, vor_vv_w, OP_SSS_W, H4, H4, H4, DO_OR) +RVVCALL(OPIVV2, vor_vv_d, OP_SSS_D, H8, H8, H8, DO_OR) +RVVCALL(OPIVV2, vxor_vv_b, OP_SSS_B, H1, H1, H1, DO_XOR) +RVVCALL(OPIVV2, vxor_vv_h, OP_SSS_H, H2, H2, H2, DO_XOR) +RVVCALL(OPIVV2, vxor_vv_w, OP_SSS_W, H4, H4, H4, DO_XOR) +RVVCALL(OPIVV2, vxor_vv_d, OP_SSS_D, H8, H8, H8, DO_XOR) +GEN_VEXT_VV(vand_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vand_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vand_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vand_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vor_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vor_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vor_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vor_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vxor_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vxor_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vxor_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vxor_vv_d, 8, 8, clearq) + +RVVCALL(OPIVX2, vand_vx_b, OP_SSS_B, H1, H1, DO_AND) +RVVCALL(OPIVX2, vand_vx_h, OP_SSS_H, H2, H2, DO_AND) +RVVCALL(OPIVX2, vand_vx_w, OP_SSS_W, H4, H4, DO_AND) +RVVCALL(OPIVX2, vand_vx_d, OP_SSS_D, H8, H8, DO_AND) +RVVCALL(OPIVX2, vor_vx_b, OP_SSS_B, H1, H1, DO_OR) +RVVCALL(OPIVX2, vor_vx_h, OP_SSS_H, H2, H2, DO_OR) +RVVCALL(OPIVX2, vor_vx_w, OP_SSS_W, H4, H4, DO_OR) +RVVCALL(OPIVX2, vor_vx_d, OP_SSS_D, H8, H8, DO_OR) +RVVCALL(OPIVX2, vxor_vx_b, OP_SSS_B, H1, H1, DO_XOR) +RVVCALL(OPIVX2, vxor_vx_h, OP_SSS_H, H2, H2, DO_XOR) +RVVCALL(OPIVX2, vxor_vx_w, OP_SSS_W, H4, H4, DO_XOR) +RVVCALL(OPIVX2, vxor_vx_d, OP_SSS_D, H8, H8, DO_XOR) +GEN_VEXT_VX(vand_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vand_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vand_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vand_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vor_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vor_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vor_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vor_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vxor_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vxor_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vxor_vx_w, 4, 4, clearl) 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qemu-devel@nongnu.org Subject: [PULL v2 18/64] target/riscv: vector narrowing integer right shift instructions Date: Thu, 2 Jul 2020 09:23:08 -0700 Message-Id: <20200702162354.928528-19-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-16-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 13 ++++ target/riscv/insn32.decode | 6 ++ target/riscv/insn_trans/trans_rvv.inc.c | 90 +++++++++++++++++++++++++ target/riscv/vector_helper.c | 14 ++++ 4 files changed, 123 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 6805bf7dbd..1ec2202814 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -432,3 +432,16 @@ DEF_HELPER_6(vsra_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vsra_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vsra_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vsra_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vnsrl_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnsrl_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnsrl_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnsra_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnsra_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnsra_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnsrl_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnsrl_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnsrl_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnsra_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnsra_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnsra_vx_w, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index e5334230df..435415f9f9 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -331,6 +331,12 @@ vsrl_vi 101000 . ..... ..... 011 ..... 1010111 @r_vm vsra_vv 101001 . ..... ..... 000 ..... 1010111 @r_vm vsra_vx 101001 . ..... ..... 100 ..... 1010111 @r_vm vsra_vi 101001 . ..... ..... 011 ..... 1010111 @r_vm +vnsrl_vv 101100 . ..... ..... 000 ..... 1010111 @r_vm +vnsrl_vx 101100 . ..... ..... 100 ..... 1010111 @r_vm +vnsrl_vi 101100 . ..... ..... 011 ..... 1010111 @r_vm +vnsra_vv 101101 . ..... ..... 000 ..... 1010111 @r_vm +vnsra_vx 101101 . ..... ..... 100 ..... 1010111 @r_vm +vnsra_vi 101101 . ..... ..... 011 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index d2dbf701c8..9d2c327366 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1425,3 +1425,93 @@ GEN_OPIVX_GVEC_SHIFT_TRANS(vsra_vx, sars) GEN_OPIVI_GVEC_TRANS(vsll_vi, 1, vsll_vx, shli) GEN_OPIVI_GVEC_TRANS(vsrl_vi, 1, vsrl_vx, shri) GEN_OPIVI_GVEC_TRANS(vsra_vi, 1, vsra_vx, sari) + +/* Vector Narrowing Integer Right Shift Instructions */ +static bool opivv_narrow_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, false) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, true) && + vext_check_reg(s, a->rs1, false) && + vext_check_overlap_group(a->rd, 1 << s->lmul, a->rs2, + 2 << s->lmul) && + (s->lmul < 0x3) && (s->sew < 0x3)); +} + +/* OPIVV with NARROW */ +#define GEN_OPIVV_NARROW_TRANS(NAME) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (opivv_narrow_check(s, a)) { \ + uint32_t data = 0; \ + static gen_helper_gvec_4_ptr * const fns[3] = { \ + gen_helper_##NAME##_b, \ + gen_helper_##NAME##_h, \ + gen_helper_##NAME##_w, \ + }; \ + TCGLabel *over = gen_new_label(); \ + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ + \ + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ + data = FIELD_DP32(data, VDATA, VM, a->vm); \ + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ + 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, 0, \ + s->vlen / 8, data, fns[s->sew]); \ + gen_set_label(over); \ + return true; \ + } \ + return false; \ +} +GEN_OPIVV_NARROW_TRANS(vnsra_vv) +GEN_OPIVV_NARROW_TRANS(vnsrl_vv) + +static bool opivx_narrow_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, false) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, true) && + vext_check_overlap_group(a->rd, 1 << s->lmul, a->rs2, + 2 << s->lmul) && + (s->lmul < 0x3) && (s->sew < 0x3)); +} + +/* OPIVX with NARROW */ +#define GEN_OPIVX_NARROW_TRANS(NAME) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (opivx_narrow_check(s, a)) { \ + static gen_helper_opivx * const fns[3] = { \ + 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; \ +} + +GEN_OPIVX_NARROW_TRANS(vnsra_vx) +GEN_OPIVX_NARROW_TRANS(vnsrl_vx) + +/* OPIVI with NARROW */ +#define GEN_OPIVI_NARROW_TRANS(NAME, ZX, OPIVX) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (opivx_narrow_check(s, a)) { \ + static gen_helper_opivx * const fns[3] = { \ + 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, ZX); \ + } \ + return false; \ +} + +GEN_OPIVI_NARROW_TRANS(vnsra_vi, 1, vnsra_vx) +GEN_OPIVI_NARROW_TRANS(vnsrl_vi, 1, vnsrl_vx) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index cd81f86faf..96e3467353 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -1395,3 +1395,17 @@ GEN_VEXT_SHIFT_VX(vsra_vx_b, int8_t, int8_t, H1, H1, DO_SRL, 0x7, clearb) GEN_VEXT_SHIFT_VX(vsra_vx_h, int16_t, int16_t, H2, H2, DO_SRL, 0xf, clearh) GEN_VEXT_SHIFT_VX(vsra_vx_w, int32_t, int32_t, H4, H4, DO_SRL, 0x1f, clearl) GEN_VEXT_SHIFT_VX(vsra_vx_d, int64_t, int64_t, H8, H8, DO_SRL, 0x3f, clearq) + +/* Vector Narrowing Integer Right Shift Instructions */ +GEN_VEXT_SHIFT_VV(vnsrl_vv_b, uint8_t, uint16_t, H1, H2, DO_SRL, 0xf, clearb) +GEN_VEXT_SHIFT_VV(vnsrl_vv_h, uint16_t, uint32_t, H2, H4, DO_SRL, 0x1f, clearh) +GEN_VEXT_SHIFT_VV(vnsrl_vv_w, uint32_t, uint64_t, H4, H8, DO_SRL, 0x3f, clearl) +GEN_VEXT_SHIFT_VV(vnsra_vv_b, uint8_t, int16_t, H1, H2, DO_SRL, 0xf, clearb) +GEN_VEXT_SHIFT_VV(vnsra_vv_h, uint16_t, int32_t, H2, H4, DO_SRL, 0x1f, clearh) +GEN_VEXT_SHIFT_VV(vnsra_vv_w, uint32_t, int64_t, H4, H8, DO_SRL, 0x3f, clearl) +GEN_VEXT_SHIFT_VX(vnsrl_vx_b, uint8_t, uint16_t, H1, H2, DO_SRL, 0xf, clearb) +GEN_VEXT_SHIFT_VX(vnsrl_vx_h, uint16_t, uint32_t, H2, H4, DO_SRL, 0x1f, clearh) +GEN_VEXT_SHIFT_VX(vnsrl_vx_w, uint32_t, uint64_t, H4, H8, DO_SRL, 0x3f, clearl) +GEN_VEXT_SHIFT_VX(vnsra_vx_b, int8_t, int16_t, H1, H2, DO_SRL, 0xf, clearb) +GEN_VEXT_SHIFT_VX(vnsra_vx_h, int16_t, int32_t, H2, H4, DO_SRL, 0x1f, clearh) +GEN_VEXT_SHIFT_VX(vnsra_vx_w, int32_t, int64_t, H4, H8, DO_SRL, 0x3f, clearl) From patchwork Thu Jul 2 16:23:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278787 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org 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O7L/YmBRfxF+qFxM81LUrTIUrJaFevjv5XWakxmcfZdj68dNDoNoPbC0z14hyqgPoTd0N2BKo4 1IVcgydAGELQ== WDCIronportException: Internal Received: from 6hj08h2.ad.shared (HELO risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:24 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 19/64] target/riscv: vector integer comparison instructions Date: Thu, 2 Jul 2020 09:23:09 -0700 Message-Id: <20200702162354.928528-20-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-17-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 57 +++++++++++ target/riscv/insn32.decode | 20 ++++ target/riscv/insn_trans/trans_rvv.inc.c | 46 +++++++++ target/riscv/vector_helper.c | 123 ++++++++++++++++++++++++ 4 files changed, 246 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 1ec2202814..2bcb6c7889 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -445,3 +445,60 @@ DEF_HELPER_6(vnsrl_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vnsra_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vnsra_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vnsra_vx_w, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vmseq_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmseq_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmseq_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmseq_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsne_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsne_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsne_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsne_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsltu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsltu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsltu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsltu_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmslt_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmslt_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmslt_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmslt_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsleu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsleu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsleu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsleu_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsle_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsle_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsle_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsle_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmseq_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmseq_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmseq_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmseq_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsne_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsne_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsne_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsne_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsltu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsltu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsltu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsltu_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmslt_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmslt_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmslt_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmslt_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsleu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsleu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsleu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsleu_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsle_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsle_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsle_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsle_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsgtu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsgtu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsgtu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsgtu_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsgt_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsgt_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsgt_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsgt_vx_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 435415f9f9..5d022ff414 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -337,6 +337,26 @@ vnsrl_vi 101100 . ..... ..... 011 ..... 1010111 @r_vm vnsra_vv 101101 . ..... ..... 000 ..... 1010111 @r_vm vnsra_vx 101101 . ..... ..... 100 ..... 1010111 @r_vm vnsra_vi 101101 . ..... ..... 011 ..... 1010111 @r_vm +vmseq_vv 011000 . ..... ..... 000 ..... 1010111 @r_vm +vmseq_vx 011000 . ..... ..... 100 ..... 1010111 @r_vm +vmseq_vi 011000 . ..... ..... 011 ..... 1010111 @r_vm +vmsne_vv 011001 . ..... ..... 000 ..... 1010111 @r_vm +vmsne_vx 011001 . ..... ..... 100 ..... 1010111 @r_vm +vmsne_vi 011001 . ..... ..... 011 ..... 1010111 @r_vm +vmsltu_vv 011010 . ..... ..... 000 ..... 1010111 @r_vm +vmsltu_vx 011010 . ..... ..... 100 ..... 1010111 @r_vm +vmslt_vv 011011 . ..... ..... 000 ..... 1010111 @r_vm +vmslt_vx 011011 . ..... ..... 100 ..... 1010111 @r_vm +vmsleu_vv 011100 . ..... ..... 000 ..... 1010111 @r_vm +vmsleu_vx 011100 . ..... ..... 100 ..... 1010111 @r_vm +vmsleu_vi 011100 . ..... ..... 011 ..... 1010111 @r_vm +vmsle_vv 011101 . ..... ..... 000 ..... 1010111 @r_vm +vmsle_vx 011101 . ..... ..... 100 ..... 1010111 @r_vm +vmsle_vi 011101 . ..... ..... 011 ..... 1010111 @r_vm +vmsgtu_vx 011110 . ..... ..... 100 ..... 1010111 @r_vm +vmsgtu_vi 011110 . ..... ..... 011 ..... 1010111 @r_vm +vmsgt_vx 011111 . ..... ..... 100 ..... 1010111 @r_vm +vmsgt_vi 011111 . ..... ..... 011 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 9d2c327366..7d7e3d4cd8 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1515,3 +1515,49 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ GEN_OPIVI_NARROW_TRANS(vnsra_vi, 1, vnsra_vx) GEN_OPIVI_NARROW_TRANS(vnsrl_vi, 1, vnsrl_vx) + +/* Vector Integer Comparison Instructions */ +/* + * For all comparison instructions, an illegal instruction exception is raised + * if the destination vector register overlaps a source vector register group + * and LMUL > 1. + */ +static bool opivv_cmp_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_reg(s, a->rs2, false) && + vext_check_reg(s, a->rs1, false) && + ((vext_check_overlap_group(a->rd, 1, a->rs1, 1 << s->lmul) && + vext_check_overlap_group(a->rd, 1, a->rs2, 1 << s->lmul)) || + (s->lmul == 0))); +} +GEN_OPIVV_TRANS(vmseq_vv, opivv_cmp_check) +GEN_OPIVV_TRANS(vmsne_vv, opivv_cmp_check) +GEN_OPIVV_TRANS(vmsltu_vv, opivv_cmp_check) +GEN_OPIVV_TRANS(vmslt_vv, opivv_cmp_check) +GEN_OPIVV_TRANS(vmsleu_vv, opivv_cmp_check) +GEN_OPIVV_TRANS(vmsle_vv, opivv_cmp_check) + +static bool opivx_cmp_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_reg(s, a->rs2, false) && + (vext_check_overlap_group(a->rd, 1, a->rs2, 1 << s->lmul) || + (s->lmul == 0))); +} + +GEN_OPIVX_TRANS(vmseq_vx, opivx_cmp_check) +GEN_OPIVX_TRANS(vmsne_vx, opivx_cmp_check) +GEN_OPIVX_TRANS(vmsltu_vx, opivx_cmp_check) +GEN_OPIVX_TRANS(vmslt_vx, opivx_cmp_check) +GEN_OPIVX_TRANS(vmsleu_vx, opivx_cmp_check) +GEN_OPIVX_TRANS(vmsle_vx, opivx_cmp_check) +GEN_OPIVX_TRANS(vmsgtu_vx, opivx_cmp_check) +GEN_OPIVX_TRANS(vmsgt_vx, opivx_cmp_check) + +GEN_OPIVI_TRANS(vmseq_vi, 0, vmseq_vx, opivx_cmp_check) +GEN_OPIVI_TRANS(vmsne_vi, 0, vmsne_vx, opivx_cmp_check) +GEN_OPIVI_TRANS(vmsleu_vi, 1, vmsleu_vx, opivx_cmp_check) +GEN_OPIVI_TRANS(vmsle_vi, 0, vmsle_vx, opivx_cmp_check) +GEN_OPIVI_TRANS(vmsgtu_vi, 1, vmsgtu_vx, opivx_cmp_check) +GEN_OPIVI_TRANS(vmsgt_vi, 0, vmsgt_vx, opivx_cmp_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 96e3467353..71f27146b3 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -1409,3 +1409,126 @@ GEN_VEXT_SHIFT_VX(vnsrl_vx_w, uint32_t, uint64_t, H4, H8, DO_SRL, 0x3f, clearl) GEN_VEXT_SHIFT_VX(vnsra_vx_b, int8_t, int16_t, H1, H2, DO_SRL, 0xf, clearb) GEN_VEXT_SHIFT_VX(vnsra_vx_h, int16_t, int32_t, H2, H4, DO_SRL, 0x1f, clearh) GEN_VEXT_SHIFT_VX(vnsra_vx_w, int32_t, int64_t, H4, H8, DO_SRL, 0x3f, clearl) + +/* Vector Integer Comparison Instructions */ +#define DO_MSEQ(N, M) (N == M) +#define DO_MSNE(N, M) (N != M) +#define DO_MSLT(N, M) (N < M) +#define DO_MSLE(N, M) (N <= M) +#define DO_MSGT(N, M) (N > M) + +#define GEN_VEXT_CMP_VV(NAME, ETYPE, H, DO_OP) \ +void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vm = vext_vm(desc); \ + uint32_t vl = env->vl; \ + uint32_t vlmax = vext_maxsz(desc) / sizeof(ETYPE); \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + ETYPE s1 = *((ETYPE *)vs1 + H(i)); \ + ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ + if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + continue; \ + } \ + vext_set_elem_mask(vd, mlen, i, DO_OP(s2, s1)); \ + } \ + for (; i < vlmax; i++) { \ + vext_set_elem_mask(vd, mlen, i, 0); \ + } \ +} + +GEN_VEXT_CMP_VV(vmseq_vv_b, uint8_t, H1, DO_MSEQ) +GEN_VEXT_CMP_VV(vmseq_vv_h, uint16_t, H2, DO_MSEQ) +GEN_VEXT_CMP_VV(vmseq_vv_w, uint32_t, H4, DO_MSEQ) +GEN_VEXT_CMP_VV(vmseq_vv_d, uint64_t, H8, DO_MSEQ) + +GEN_VEXT_CMP_VV(vmsne_vv_b, uint8_t, H1, DO_MSNE) +GEN_VEXT_CMP_VV(vmsne_vv_h, uint16_t, H2, DO_MSNE) +GEN_VEXT_CMP_VV(vmsne_vv_w, uint32_t, H4, DO_MSNE) +GEN_VEXT_CMP_VV(vmsne_vv_d, uint64_t, H8, DO_MSNE) + +GEN_VEXT_CMP_VV(vmsltu_vv_b, uint8_t, H1, DO_MSLT) +GEN_VEXT_CMP_VV(vmsltu_vv_h, uint16_t, H2, DO_MSLT) +GEN_VEXT_CMP_VV(vmsltu_vv_w, uint32_t, H4, DO_MSLT) +GEN_VEXT_CMP_VV(vmsltu_vv_d, uint64_t, H8, DO_MSLT) + +GEN_VEXT_CMP_VV(vmslt_vv_b, int8_t, H1, DO_MSLT) +GEN_VEXT_CMP_VV(vmslt_vv_h, int16_t, H2, DO_MSLT) +GEN_VEXT_CMP_VV(vmslt_vv_w, int32_t, H4, DO_MSLT) +GEN_VEXT_CMP_VV(vmslt_vv_d, int64_t, H8, DO_MSLT) + +GEN_VEXT_CMP_VV(vmsleu_vv_b, uint8_t, H1, DO_MSLE) +GEN_VEXT_CMP_VV(vmsleu_vv_h, uint16_t, H2, DO_MSLE) +GEN_VEXT_CMP_VV(vmsleu_vv_w, uint32_t, H4, DO_MSLE) +GEN_VEXT_CMP_VV(vmsleu_vv_d, uint64_t, H8, DO_MSLE) + +GEN_VEXT_CMP_VV(vmsle_vv_b, int8_t, H1, DO_MSLE) +GEN_VEXT_CMP_VV(vmsle_vv_h, int16_t, H2, DO_MSLE) +GEN_VEXT_CMP_VV(vmsle_vv_w, int32_t, H4, DO_MSLE) +GEN_VEXT_CMP_VV(vmsle_vv_d, int64_t, H8, DO_MSLE) + +#define GEN_VEXT_CMP_VX(NAME, ETYPE, H, DO_OP) \ +void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vm = vext_vm(desc); \ + uint32_t vl = env->vl; \ + uint32_t vlmax = vext_maxsz(desc) / sizeof(ETYPE); \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ + if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + continue; \ + } \ + vext_set_elem_mask(vd, mlen, i, \ + DO_OP(s2, (ETYPE)(target_long)s1)); \ + } \ + for (; i < vlmax; i++) { \ + vext_set_elem_mask(vd, mlen, i, 0); \ + } \ +} + +GEN_VEXT_CMP_VX(vmseq_vx_b, uint8_t, H1, DO_MSEQ) +GEN_VEXT_CMP_VX(vmseq_vx_h, uint16_t, H2, DO_MSEQ) +GEN_VEXT_CMP_VX(vmseq_vx_w, uint32_t, H4, DO_MSEQ) +GEN_VEXT_CMP_VX(vmseq_vx_d, uint64_t, H8, DO_MSEQ) + +GEN_VEXT_CMP_VX(vmsne_vx_b, uint8_t, H1, DO_MSNE) +GEN_VEXT_CMP_VX(vmsne_vx_h, uint16_t, H2, DO_MSNE) +GEN_VEXT_CMP_VX(vmsne_vx_w, uint32_t, H4, DO_MSNE) +GEN_VEXT_CMP_VX(vmsne_vx_d, uint64_t, H8, DO_MSNE) + +GEN_VEXT_CMP_VX(vmsltu_vx_b, uint8_t, H1, DO_MSLT) +GEN_VEXT_CMP_VX(vmsltu_vx_h, uint16_t, H2, DO_MSLT) +GEN_VEXT_CMP_VX(vmsltu_vx_w, uint32_t, H4, DO_MSLT) +GEN_VEXT_CMP_VX(vmsltu_vx_d, uint64_t, H8, DO_MSLT) + +GEN_VEXT_CMP_VX(vmslt_vx_b, int8_t, H1, DO_MSLT) +GEN_VEXT_CMP_VX(vmslt_vx_h, int16_t, H2, DO_MSLT) +GEN_VEXT_CMP_VX(vmslt_vx_w, int32_t, H4, DO_MSLT) +GEN_VEXT_CMP_VX(vmslt_vx_d, int64_t, H8, DO_MSLT) + +GEN_VEXT_CMP_VX(vmsleu_vx_b, uint8_t, H1, DO_MSLE) +GEN_VEXT_CMP_VX(vmsleu_vx_h, uint16_t, H2, DO_MSLE) +GEN_VEXT_CMP_VX(vmsleu_vx_w, uint32_t, H4, DO_MSLE) +GEN_VEXT_CMP_VX(vmsleu_vx_d, uint64_t, H8, DO_MSLE) + +GEN_VEXT_CMP_VX(vmsle_vx_b, int8_t, H1, DO_MSLE) +GEN_VEXT_CMP_VX(vmsle_vx_h, int16_t, H2, DO_MSLE) +GEN_VEXT_CMP_VX(vmsle_vx_w, int32_t, H4, DO_MSLE) +GEN_VEXT_CMP_VX(vmsle_vx_d, int64_t, H8, DO_MSLE) + +GEN_VEXT_CMP_VX(vmsgtu_vx_b, uint8_t, H1, DO_MSGT) +GEN_VEXT_CMP_VX(vmsgtu_vx_h, uint16_t, H2, DO_MSGT) +GEN_VEXT_CMP_VX(vmsgtu_vx_w, uint32_t, H4, DO_MSGT) +GEN_VEXT_CMP_VX(vmsgtu_vx_d, uint64_t, H8, DO_MSGT) + +GEN_VEXT_CMP_VX(vmsgt_vx_b, int8_t, H1, DO_MSGT) +GEN_VEXT_CMP_VX(vmsgt_vx_h, int16_t, H2, DO_MSGT) +GEN_VEXT_CMP_VX(vmsgt_vx_w, int32_t, H4, DO_MSGT) +GEN_VEXT_CMP_VX(vmsgt_vx_d, int64_t, H8, DO_MSGT) From patchwork Thu Jul 2 16:23:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278784 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 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IronPort-SDR: ad8rcmhH21rE1+QFCneFbijzBvQFfQB/iLXR+AWKLuEJHZt7lE9zdcHWTHhUC+i3kVIOinfoAM qmOQiLkvyk5I+I9JEckUe+aDrNGcqtCVE= Received: from uls-op-cesaip01.wdc.com ([10.248.3.36]) by uls-op-cesaep02.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Jul 2020 09:21:40 -0700 IronPort-SDR: smuKuTr53U1y1Ex5kEONNPgOS4ovkM4GD5W88/cBw+QW+UfJVQUBv/Bf+kJ8eAoL7PKFuxtbhE wBKgCy1cwg9Q== WDCIronportException: Internal Received: from 6hj08h2.ad.shared (HELO risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:24 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 20/64] target/riscv: vector integer min/max instructions Date: Thu, 2 Jul 2020 09:23:10 -0700 Message-Id: <20200702162354.928528-21-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 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Message-Id: <20200701152549.1218-18-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 33 ++++++++++++ target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 10 ++++ target/riscv/vector_helper.c | 71 +++++++++++++++++++++++++ 4 files changed, 122 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 2bcb6c7889..9c576e1220 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -502,3 +502,36 @@ DEF_HELPER_6(vmsgt_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmsgt_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmsgt_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmsgt_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vminu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vminu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vminu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vminu_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmin_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmin_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmin_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmin_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmaxu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmaxu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmaxu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmaxu_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmax_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmax_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmax_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmax_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vminu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vminu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vminu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vminu_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmin_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmin_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmin_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmin_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmaxu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmaxu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmaxu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmaxu_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmax_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmax_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmax_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmax_vx_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 5d022ff414..3d8986c74d 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -357,6 +357,14 @@ vmsgtu_vx 011110 . ..... ..... 100 ..... 1010111 @r_vm vmsgtu_vi 011110 . ..... ..... 011 ..... 1010111 @r_vm vmsgt_vx 011111 . ..... ..... 100 ..... 1010111 @r_vm vmsgt_vi 011111 . ..... ..... 011 ..... 1010111 @r_vm +vminu_vv 000100 . ..... ..... 000 ..... 1010111 @r_vm +vminu_vx 000100 . ..... ..... 100 ..... 1010111 @r_vm +vmin_vv 000101 . ..... ..... 000 ..... 1010111 @r_vm +vmin_vx 000101 . ..... ..... 100 ..... 1010111 @r_vm +vmaxu_vv 000110 . ..... ..... 000 ..... 1010111 @r_vm +vmaxu_vx 000110 . ..... ..... 100 ..... 1010111 @r_vm +vmax_vv 000111 . ..... ..... 000 ..... 1010111 @r_vm +vmax_vx 000111 . ..... ..... 100 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 7d7e3d4cd8..861fd3bf1a 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1561,3 +1561,13 @@ GEN_OPIVI_TRANS(vmsleu_vi, 1, vmsleu_vx, opivx_cmp_check) GEN_OPIVI_TRANS(vmsle_vi, 0, vmsle_vx, opivx_cmp_check) GEN_OPIVI_TRANS(vmsgtu_vi, 1, vmsgtu_vx, opivx_cmp_check) GEN_OPIVI_TRANS(vmsgt_vi, 0, vmsgt_vx, opivx_cmp_check) + +/* Vector Integer Min/Max Instructions */ +GEN_OPIVV_GVEC_TRANS(vminu_vv, umin) +GEN_OPIVV_GVEC_TRANS(vmin_vv, smin) +GEN_OPIVV_GVEC_TRANS(vmaxu_vv, umax) +GEN_OPIVV_GVEC_TRANS(vmax_vv, smax) +GEN_OPIVX_TRANS(vminu_vx, opivx_check) +GEN_OPIVX_TRANS(vmin_vx, opivx_check) +GEN_OPIVX_TRANS(vmaxu_vx, opivx_check) +GEN_OPIVX_TRANS(vmax_vx, opivx_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 71f27146b3..b1ff767209 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -855,6 +855,10 @@ GEN_VEXT_AMO(vamomaxuw_v_w, uint32_t, uint32_t, idx_w, clearl) #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 /* operation of two vector elements */ typedef void opivv2_fn(void *vd, void *vs1, void *vs2, int i); @@ -1532,3 +1536,70 @@ GEN_VEXT_CMP_VX(vmsgt_vx_b, int8_t, H1, DO_MSGT) GEN_VEXT_CMP_VX(vmsgt_vx_h, int16_t, H2, DO_MSGT) GEN_VEXT_CMP_VX(vmsgt_vx_w, int32_t, H4, DO_MSGT) GEN_VEXT_CMP_VX(vmsgt_vx_d, int64_t, H8, DO_MSGT) + +/* Vector Integer Min/Max Instructions */ +RVVCALL(OPIVV2, vminu_vv_b, OP_UUU_B, H1, H1, H1, DO_MIN) +RVVCALL(OPIVV2, vminu_vv_h, OP_UUU_H, H2, H2, H2, DO_MIN) +RVVCALL(OPIVV2, vminu_vv_w, OP_UUU_W, H4, H4, H4, DO_MIN) +RVVCALL(OPIVV2, vminu_vv_d, OP_UUU_D, H8, H8, H8, DO_MIN) +RVVCALL(OPIVV2, vmin_vv_b, OP_SSS_B, H1, H1, H1, DO_MIN) +RVVCALL(OPIVV2, vmin_vv_h, OP_SSS_H, H2, H2, H2, DO_MIN) +RVVCALL(OPIVV2, vmin_vv_w, OP_SSS_W, H4, H4, H4, DO_MIN) +RVVCALL(OPIVV2, vmin_vv_d, OP_SSS_D, H8, H8, H8, DO_MIN) +RVVCALL(OPIVV2, vmaxu_vv_b, OP_UUU_B, H1, H1, H1, DO_MAX) +RVVCALL(OPIVV2, vmaxu_vv_h, OP_UUU_H, H2, H2, H2, DO_MAX) +RVVCALL(OPIVV2, vmaxu_vv_w, OP_UUU_W, H4, H4, H4, DO_MAX) +RVVCALL(OPIVV2, vmaxu_vv_d, OP_UUU_D, H8, H8, H8, DO_MAX) +RVVCALL(OPIVV2, vmax_vv_b, OP_SSS_B, H1, H1, H1, DO_MAX) +RVVCALL(OPIVV2, vmax_vv_h, OP_SSS_H, H2, H2, H2, DO_MAX) +RVVCALL(OPIVV2, vmax_vv_w, OP_SSS_W, H4, H4, H4, DO_MAX) +RVVCALL(OPIVV2, vmax_vv_d, OP_SSS_D, H8, H8, H8, DO_MAX) +GEN_VEXT_VV(vminu_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vminu_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vminu_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vminu_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vmin_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vmin_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vmin_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vmin_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vmaxu_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vmaxu_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vmaxu_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vmaxu_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vmax_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vmax_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vmax_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vmax_vv_d, 8, 8, clearq) + +RVVCALL(OPIVX2, vminu_vx_b, OP_UUU_B, H1, H1, DO_MIN) +RVVCALL(OPIVX2, vminu_vx_h, OP_UUU_H, H2, H2, DO_MIN) +RVVCALL(OPIVX2, vminu_vx_w, OP_UUU_W, H4, H4, DO_MIN) +RVVCALL(OPIVX2, vminu_vx_d, OP_UUU_D, H8, H8, DO_MIN) +RVVCALL(OPIVX2, vmin_vx_b, OP_SSS_B, H1, H1, DO_MIN) +RVVCALL(OPIVX2, vmin_vx_h, OP_SSS_H, H2, H2, DO_MIN) +RVVCALL(OPIVX2, vmin_vx_w, OP_SSS_W, H4, H4, DO_MIN) +RVVCALL(OPIVX2, vmin_vx_d, OP_SSS_D, H8, H8, DO_MIN) +RVVCALL(OPIVX2, vmaxu_vx_b, OP_UUU_B, H1, H1, DO_MAX) +RVVCALL(OPIVX2, vmaxu_vx_h, OP_UUU_H, H2, H2, DO_MAX) +RVVCALL(OPIVX2, vmaxu_vx_w, OP_UUU_W, H4, H4, DO_MAX) +RVVCALL(OPIVX2, vmaxu_vx_d, OP_UUU_D, H8, H8, DO_MAX) +RVVCALL(OPIVX2, vmax_vx_b, OP_SSS_B, H1, H1, DO_MAX) +RVVCALL(OPIVX2, vmax_vx_h, OP_SSS_H, H2, H2, DO_MAX) +RVVCALL(OPIVX2, vmax_vx_w, OP_SSS_W, H4, H4, DO_MAX) +RVVCALL(OPIVX2, vmax_vx_d, OP_SSS_D, H8, H8, DO_MAX) +GEN_VEXT_VX(vminu_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vminu_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vminu_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vminu_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vmin_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vmin_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vmin_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vmin_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vmaxu_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vmaxu_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vmaxu_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vmaxu_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vmax_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vmax_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vmax_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vmax_vx_d, 8, 8, clearq) From patchwork Thu Jul 2 16:23:11 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278793 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 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Message-Id: <20200701152549.1218-19-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 33 +++++ target/riscv/insn32.decode | 8 ++ target/riscv/insn_trans/trans_rvv.inc.c | 10 ++ target/riscv/vector_helper.c | 163 ++++++++++++++++++++++++ 4 files changed, 214 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 9c576e1220..c2de0d29ba 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -535,3 +535,36 @@ DEF_HELPER_6(vmax_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmax_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmax_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmax_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vmul_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmul_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmul_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmul_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulh_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulh_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulh_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulh_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhu_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmul_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmul_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmul_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmul_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulh_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulh_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulh_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulh_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhu_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vx_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 3d8986c74d..6b29aad4d2 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -365,6 +365,14 @@ vmaxu_vv 000110 . ..... ..... 000 ..... 1010111 @r_vm vmaxu_vx 000110 . ..... ..... 100 ..... 1010111 @r_vm vmax_vv 000111 . ..... ..... 000 ..... 1010111 @r_vm vmax_vx 000111 . ..... ..... 100 ..... 1010111 @r_vm +vmul_vv 100101 . ..... ..... 010 ..... 1010111 @r_vm +vmul_vx 100101 . ..... ..... 110 ..... 1010111 @r_vm +vmulh_vv 100111 . ..... ..... 010 ..... 1010111 @r_vm +vmulh_vx 100111 . ..... ..... 110 ..... 1010111 @r_vm +vmulhu_vv 100100 . ..... ..... 010 ..... 1010111 @r_vm +vmulhu_vx 100100 . ..... ..... 110 ..... 1010111 @r_vm +vmulhsu_vv 100110 . ..... ..... 010 ..... 1010111 @r_vm +vmulhsu_vx 100110 . ..... ..... 110 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 861fd3bf1a..b5ea1c59a1 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1571,3 +1571,13 @@ GEN_OPIVX_TRANS(vminu_vx, opivx_check) GEN_OPIVX_TRANS(vmin_vx, opivx_check) GEN_OPIVX_TRANS(vmaxu_vx, opivx_check) GEN_OPIVX_TRANS(vmax_vx, opivx_check) + +/* Vector Single-Width Integer Multiply Instructions */ +GEN_OPIVV_GVEC_TRANS(vmul_vv, mul) +GEN_OPIVV_TRANS(vmulh_vv, opivv_check) +GEN_OPIVV_TRANS(vmulhu_vv, opivv_check) +GEN_OPIVV_TRANS(vmulhsu_vv, opivv_check) +GEN_OPIVX_GVEC_TRANS(vmul_vx, muls) +GEN_OPIVX_TRANS(vmulh_vx, opivx_check) +GEN_OPIVX_TRANS(vmulhu_vx, opivx_check) +GEN_OPIVX_TRANS(vmulhsu_vx, opivx_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index b1ff767209..77f0399ebe 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -859,6 +859,10 @@ GEN_VEXT_AMO(vamomaxuw_v_w, uint32_t, uint32_t, idx_w, clearl) #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 +#define OP_SUS_D int64_t, uint64_t, int64_t, uint64_t, int64_t /* operation of two vector elements */ typedef void opivv2_fn(void *vd, void *vs1, void *vs2, int i); @@ -1603,3 +1607,162 @@ GEN_VEXT_VX(vmax_vx_b, 1, 1, clearb) GEN_VEXT_VX(vmax_vx_h, 2, 2, clearh) GEN_VEXT_VX(vmax_vx_w, 4, 4, clearl) GEN_VEXT_VX(vmax_vx_d, 8, 8, clearq) + +/* Vector Single-Width Integer Multiply Instructions */ +#define DO_MUL(N, M) (N * M) +RVVCALL(OPIVV2, vmul_vv_b, OP_SSS_B, H1, H1, H1, DO_MUL) +RVVCALL(OPIVV2, vmul_vv_h, OP_SSS_H, H2, H2, H2, DO_MUL) +RVVCALL(OPIVV2, vmul_vv_w, OP_SSS_W, H4, H4, H4, DO_MUL) +RVVCALL(OPIVV2, vmul_vv_d, OP_SSS_D, H8, H8, H8, DO_MUL) +GEN_VEXT_VV(vmul_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vmul_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vmul_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vmul_vv_d, 8, 8, clearq) + +static int8_t do_mulh_b(int8_t s2, int8_t s1) +{ + return (int16_t)s2 * (int16_t)s1 >> 8; +} + +static int16_t do_mulh_h(int16_t s2, int16_t s1) +{ + return (int32_t)s2 * (int32_t)s1 >> 16; +} + +static int32_t do_mulh_w(int32_t s2, int32_t s1) +{ + return (int64_t)s2 * (int64_t)s1 >> 32; +} + +static int64_t do_mulh_d(int64_t s2, int64_t s1) +{ + uint64_t hi_64, lo_64; + + muls64(&lo_64, &hi_64, s1, s2); + return hi_64; +} + +static uint8_t do_mulhu_b(uint8_t s2, uint8_t s1) +{ + return (uint16_t)s2 * (uint16_t)s1 >> 8; +} + +static uint16_t do_mulhu_h(uint16_t s2, uint16_t s1) +{ + return (uint32_t)s2 * (uint32_t)s1 >> 16; +} + +static uint32_t do_mulhu_w(uint32_t s2, uint32_t s1) +{ + return (uint64_t)s2 * (uint64_t)s1 >> 32; +} + +static uint64_t do_mulhu_d(uint64_t s2, uint64_t s1) +{ + uint64_t hi_64, lo_64; + + mulu64(&lo_64, &hi_64, s2, s1); + return hi_64; +} + +static int8_t do_mulhsu_b(int8_t s2, uint8_t s1) +{ + return (int16_t)s2 * (uint16_t)s1 >> 8; +} + +static int16_t do_mulhsu_h(int16_t s2, uint16_t s1) +{ + return (int32_t)s2 * (uint32_t)s1 >> 16; +} + +static int32_t do_mulhsu_w(int32_t s2, uint32_t s1) +{ + return (int64_t)s2 * (uint64_t)s1 >> 32; +} + +/* + * Let A = signed operand, + * B = unsigned operand + * P = mulu64(A, B), unsigned product + * + * LET X = 2 ** 64 - A, 2's complement of A + * SP = signed product + * THEN + * IF A < 0 + * SP = -X * B + * = -(2 ** 64 - A) * B + * = A * B - 2 ** 64 * B + * = P - 2 ** 64 * B + * ELSE + * SP = P + * THEN + * HI_P -= (A < 0 ? B : 0) + */ + +static int64_t do_mulhsu_d(int64_t s2, uint64_t s1) +{ + uint64_t hi_64, lo_64; + + mulu64(&lo_64, &hi_64, s2, s1); + + hi_64 -= s2 < 0 ? s1 : 0; + return hi_64; +} + +RVVCALL(OPIVV2, vmulh_vv_b, OP_SSS_B, H1, H1, H1, do_mulh_b) +RVVCALL(OPIVV2, vmulh_vv_h, OP_SSS_H, H2, H2, H2, do_mulh_h) +RVVCALL(OPIVV2, vmulh_vv_w, OP_SSS_W, H4, H4, H4, do_mulh_w) +RVVCALL(OPIVV2, vmulh_vv_d, OP_SSS_D, H8, H8, H8, do_mulh_d) +RVVCALL(OPIVV2, vmulhu_vv_b, OP_UUU_B, H1, H1, H1, do_mulhu_b) +RVVCALL(OPIVV2, vmulhu_vv_h, OP_UUU_H, H2, H2, H2, do_mulhu_h) +RVVCALL(OPIVV2, vmulhu_vv_w, OP_UUU_W, H4, H4, H4, do_mulhu_w) +RVVCALL(OPIVV2, vmulhu_vv_d, OP_UUU_D, H8, H8, H8, do_mulhu_d) +RVVCALL(OPIVV2, vmulhsu_vv_b, OP_SUS_B, H1, H1, H1, do_mulhsu_b) +RVVCALL(OPIVV2, vmulhsu_vv_h, OP_SUS_H, H2, H2, H2, do_mulhsu_h) +RVVCALL(OPIVV2, vmulhsu_vv_w, OP_SUS_W, H4, H4, H4, do_mulhsu_w) +RVVCALL(OPIVV2, vmulhsu_vv_d, OP_SUS_D, H8, H8, H8, do_mulhsu_d) +GEN_VEXT_VV(vmulh_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vmulh_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vmulh_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vmulh_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vmulhu_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vmulhu_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vmulhu_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vmulhu_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vmulhsu_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vmulhsu_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vmulhsu_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vmulhsu_vv_d, 8, 8, clearq) + +RVVCALL(OPIVX2, vmul_vx_b, OP_SSS_B, H1, H1, DO_MUL) +RVVCALL(OPIVX2, vmul_vx_h, OP_SSS_H, H2, H2, DO_MUL) +RVVCALL(OPIVX2, vmul_vx_w, OP_SSS_W, H4, H4, DO_MUL) +RVVCALL(OPIVX2, vmul_vx_d, OP_SSS_D, H8, H8, DO_MUL) +RVVCALL(OPIVX2, vmulh_vx_b, OP_SSS_B, H1, H1, do_mulh_b) +RVVCALL(OPIVX2, vmulh_vx_h, OP_SSS_H, H2, H2, do_mulh_h) +RVVCALL(OPIVX2, vmulh_vx_w, OP_SSS_W, H4, H4, do_mulh_w) +RVVCALL(OPIVX2, vmulh_vx_d, OP_SSS_D, H8, H8, do_mulh_d) +RVVCALL(OPIVX2, vmulhu_vx_b, OP_UUU_B, H1, H1, do_mulhu_b) +RVVCALL(OPIVX2, vmulhu_vx_h, OP_UUU_H, H2, H2, do_mulhu_h) +RVVCALL(OPIVX2, vmulhu_vx_w, OP_UUU_W, H4, H4, do_mulhu_w) +RVVCALL(OPIVX2, vmulhu_vx_d, OP_UUU_D, H8, H8, do_mulhu_d) +RVVCALL(OPIVX2, vmulhsu_vx_b, OP_SUS_B, H1, H1, do_mulhsu_b) +RVVCALL(OPIVX2, vmulhsu_vx_h, OP_SUS_H, H2, H2, do_mulhsu_h) +RVVCALL(OPIVX2, vmulhsu_vx_w, OP_SUS_W, H4, H4, do_mulhsu_w) +RVVCALL(OPIVX2, vmulhsu_vx_d, OP_SUS_D, H8, H8, do_mulhsu_d) +GEN_VEXT_VX(vmul_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vmul_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vmul_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vmul_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vmulh_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vmulh_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vmulh_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vmulh_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vmulhu_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vmulhu_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vmulhu_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vmulhu_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vmulhsu_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vmulhsu_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vmulhsu_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vmulhsu_vx_d, 8, 8, clearq) From patchwork Thu Jul 2 16:23:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278782 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C44CFC433E1 for ; Thu, 2 Jul 2020 16:51:53 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 943DE20780 for ; Thu, 2 Jul 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qemu-devel@nongnu.org Subject: [PULL v2 23/64] target/riscv: vector widening integer multiply instructions Date: Thu, 2 Jul 2020 09:23:13 -0700 Message-Id: <20200702162354.928528-24-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-21-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 19 +++++++++ target/riscv/insn32.decode | 6 +++ target/riscv/insn_trans/trans_rvv.inc.c | 8 ++++ target/riscv/vector_helper.c | 51 +++++++++++++++++++++++++ 4 files changed, 84 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index e14979e452..60c436616a 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -601,3 +601,22 @@ DEF_HELPER_6(vrem_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vrem_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vrem_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vrem_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vwmul_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmul_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmul_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmulu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmulu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmulu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmulsu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmulsu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmulsu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmul_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmul_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmul_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmulu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmulu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmulu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmulsu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmulsu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmulsu_vx_w, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index cf58764308..877d999129 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -381,6 +381,12 @@ vremu_vv 100010 . ..... ..... 010 ..... 1010111 @r_vm vremu_vx 100010 . ..... ..... 110 ..... 1010111 @r_vm vrem_vv 100011 . ..... ..... 010 ..... 1010111 @r_vm vrem_vx 100011 . ..... ..... 110 ..... 1010111 @r_vm +vwmulu_vv 111000 . ..... ..... 010 ..... 1010111 @r_vm +vwmulu_vx 111000 . ..... ..... 110 ..... 1010111 @r_vm +vwmulsu_vv 111010 . ..... ..... 010 ..... 1010111 @r_vm +vwmulsu_vx 111010 . ..... ..... 110 ..... 1010111 @r_vm +vwmul_vv 111011 . ..... ..... 010 ..... 1010111 @r_vm +vwmul_vx 111011 . ..... ..... 110 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index f3a8baf581..9cd31ba1d8 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1591,3 +1591,11 @@ GEN_OPIVX_TRANS(vdivu_vx, opivx_check) GEN_OPIVX_TRANS(vdiv_vx, opivx_check) GEN_OPIVX_TRANS(vremu_vx, opivx_check) GEN_OPIVX_TRANS(vrem_vx, opivx_check) + +/* Vector Widening Integer Multiply Instructions */ +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) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 1a90f6e967..f27543914f 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -863,6 +863,18 @@ GEN_VEXT_AMO(vamomaxuw_v_w, uint32_t, uint32_t, idx_w, clearl) #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 +#define WOP_SUS_B int16_t, uint8_t, int8_t, uint16_t, int16_t +#define WOP_SUS_H int32_t, uint16_t, int16_t, uint32_t, int32_t +#define WOP_SUS_W int64_t, uint32_t, int32_t, uint64_t, int64_t +#define WOP_SSU_B int16_t, int8_t, uint8_t, int16_t, uint16_t +#define WOP_SSU_H int32_t, int16_t, uint16_t, int32_t, uint32_t +#define WOP_SSU_W int64_t, int32_t, uint32_t, int64_t, uint64_t /* operation of two vector elements */ typedef void opivv2_fn(void *vd, void *vs1, void *vs2, int i); @@ -1840,3 +1852,42 @@ GEN_VEXT_VX(vrem_vx_b, 1, 1, clearb) GEN_VEXT_VX(vrem_vx_h, 2, 2, clearh) GEN_VEXT_VX(vrem_vx_w, 4, 4, clearl) GEN_VEXT_VX(vrem_vx_d, 8, 8, clearq) + +/* Vector Widening Integer Multiply Instructions */ +RVVCALL(OPIVV2, vwmul_vv_b, WOP_SSS_B, H2, H1, H1, DO_MUL) +RVVCALL(OPIVV2, vwmul_vv_h, WOP_SSS_H, H4, H2, H2, DO_MUL) +RVVCALL(OPIVV2, vwmul_vv_w, WOP_SSS_W, H8, H4, H4, DO_MUL) +RVVCALL(OPIVV2, vwmulu_vv_b, WOP_UUU_B, H2, H1, H1, DO_MUL) +RVVCALL(OPIVV2, vwmulu_vv_h, WOP_UUU_H, H4, H2, H2, DO_MUL) +RVVCALL(OPIVV2, vwmulu_vv_w, WOP_UUU_W, H8, H4, H4, DO_MUL) +RVVCALL(OPIVV2, vwmulsu_vv_b, WOP_SUS_B, H2, H1, H1, DO_MUL) +RVVCALL(OPIVV2, vwmulsu_vv_h, WOP_SUS_H, H4, H2, H2, DO_MUL) +RVVCALL(OPIVV2, vwmulsu_vv_w, WOP_SUS_W, H8, H4, H4, DO_MUL) +GEN_VEXT_VV(vwmul_vv_b, 1, 2, clearh) +GEN_VEXT_VV(vwmul_vv_h, 2, 4, clearl) +GEN_VEXT_VV(vwmul_vv_w, 4, 8, clearq) +GEN_VEXT_VV(vwmulu_vv_b, 1, 2, clearh) +GEN_VEXT_VV(vwmulu_vv_h, 2, 4, clearl) +GEN_VEXT_VV(vwmulu_vv_w, 4, 8, clearq) +GEN_VEXT_VV(vwmulsu_vv_b, 1, 2, clearh) +GEN_VEXT_VV(vwmulsu_vv_h, 2, 4, clearl) +GEN_VEXT_VV(vwmulsu_vv_w, 4, 8, clearq) + +RVVCALL(OPIVX2, vwmul_vx_b, WOP_SSS_B, H2, H1, DO_MUL) +RVVCALL(OPIVX2, vwmul_vx_h, WOP_SSS_H, H4, H2, DO_MUL) +RVVCALL(OPIVX2, vwmul_vx_w, WOP_SSS_W, H8, H4, DO_MUL) +RVVCALL(OPIVX2, vwmulu_vx_b, WOP_UUU_B, H2, H1, DO_MUL) +RVVCALL(OPIVX2, vwmulu_vx_h, WOP_UUU_H, H4, H2, DO_MUL) +RVVCALL(OPIVX2, vwmulu_vx_w, WOP_UUU_W, H8, H4, DO_MUL) +RVVCALL(OPIVX2, vwmulsu_vx_b, WOP_SUS_B, H2, H1, DO_MUL) +RVVCALL(OPIVX2, vwmulsu_vx_h, WOP_SUS_H, H4, H2, DO_MUL) +RVVCALL(OPIVX2, vwmulsu_vx_w, WOP_SUS_W, H8, H4, DO_MUL) +GEN_VEXT_VX(vwmul_vx_b, 1, 2, clearh) +GEN_VEXT_VX(vwmul_vx_h, 2, 4, clearl) +GEN_VEXT_VX(vwmul_vx_w, 4, 8, clearq) +GEN_VEXT_VX(vwmulu_vx_b, 1, 2, clearh) +GEN_VEXT_VX(vwmulu_vx_h, 2, 4, clearl) +GEN_VEXT_VX(vwmulu_vx_w, 4, 8, clearq) +GEN_VEXT_VX(vwmulsu_vx_b, 1, 2, clearh) +GEN_VEXT_VX(vwmulsu_vx_h, 2, 4, clearl) +GEN_VEXT_VX(vwmulsu_vx_w, 4, 8, clearq) From patchwork Thu Jul 2 16:23:15 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278781 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BACC0C433DF for ; Thu, 2 Jul 2020 16:53:03 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher 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risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:26 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 25/64] target/riscv: vector widening integer multiply-add instructions Date: Thu, 2 Jul 2020 09:23:15 -0700 Message-Id: <20200702162354.928528-26-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-23-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 22 ++++++++++++ target/riscv/insn32.decode | 7 ++++ target/riscv/insn_trans/trans_rvv.inc.c | 9 +++++ target/riscv/vector_helper.c | 45 +++++++++++++++++++++++++ 4 files changed, 83 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index a65a38596b..1249ee274d 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -653,3 +653,25 @@ DEF_HELPER_6(vnmsub_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vnmsub_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vnmsub_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vnmsub_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vwmaccu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmaccu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmaccu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmacc_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmacc_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmacc_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmaccsu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmaccsu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmaccsu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmaccu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmaccu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmaccu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmacc_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmacc_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmacc_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmaccsu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmaccsu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmaccsu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmaccus_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmaccus_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmaccus_vx_w, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index f01cf14777..843c15f8fa 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -395,6 +395,13 @@ vmadd_vv 101001 . ..... ..... 010 ..... 1010111 @r_vm vmadd_vx 101001 . ..... ..... 110 ..... 1010111 @r_vm vnmsub_vv 101011 . ..... ..... 010 ..... 1010111 @r_vm vnmsub_vx 101011 . ..... ..... 110 ..... 1010111 @r_vm +vwmaccu_vv 111100 . ..... ..... 010 ..... 1010111 @r_vm +vwmaccu_vx 111100 . ..... ..... 110 ..... 1010111 @r_vm +vwmacc_vv 111101 . ..... ..... 010 ..... 1010111 @r_vm +vwmacc_vx 111101 . ..... ..... 110 ..... 1010111 @r_vm +vwmaccsu_vv 111110 . ..... ..... 010 ..... 1010111 @r_vm +vwmaccsu_vx 111110 . ..... ..... 110 ..... 1010111 @r_vm +vwmaccus_vx 111111 . ..... ..... 110 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 0f549f7a19..24e43c615c 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1609,3 +1609,12 @@ GEN_OPIVX_TRANS(vmacc_vx, opivx_check) GEN_OPIVX_TRANS(vnmsac_vx, opivx_check) GEN_OPIVX_TRANS(vmadd_vx, opivx_check) GEN_OPIVX_TRANS(vnmsub_vx, opivx_check) + +/* Vector Widening Integer Multiply-Add Instructions */ +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) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 9c31e4d75a..9dd2d5748e 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -1979,3 +1979,48 @@ GEN_VEXT_VX(vnmsub_vx_b, 1, 1, clearb) GEN_VEXT_VX(vnmsub_vx_h, 2, 2, clearh) GEN_VEXT_VX(vnmsub_vx_w, 4, 4, clearl) GEN_VEXT_VX(vnmsub_vx_d, 8, 8, clearq) + +/* Vector Widening Integer Multiply-Add Instructions */ +RVVCALL(OPIVV3, vwmaccu_vv_b, WOP_UUU_B, H2, H1, H1, DO_MACC) +RVVCALL(OPIVV3, vwmaccu_vv_h, WOP_UUU_H, H4, H2, H2, DO_MACC) +RVVCALL(OPIVV3, vwmaccu_vv_w, WOP_UUU_W, H8, H4, H4, DO_MACC) +RVVCALL(OPIVV3, vwmacc_vv_b, WOP_SSS_B, H2, H1, H1, DO_MACC) +RVVCALL(OPIVV3, vwmacc_vv_h, WOP_SSS_H, H4, H2, H2, DO_MACC) +RVVCALL(OPIVV3, vwmacc_vv_w, WOP_SSS_W, H8, H4, H4, DO_MACC) +RVVCALL(OPIVV3, vwmaccsu_vv_b, WOP_SSU_B, H2, H1, H1, DO_MACC) +RVVCALL(OPIVV3, vwmaccsu_vv_h, WOP_SSU_H, H4, H2, H2, DO_MACC) +RVVCALL(OPIVV3, vwmaccsu_vv_w, WOP_SSU_W, H8, H4, H4, DO_MACC) +GEN_VEXT_VV(vwmaccu_vv_b, 1, 2, clearh) +GEN_VEXT_VV(vwmaccu_vv_h, 2, 4, clearl) +GEN_VEXT_VV(vwmaccu_vv_w, 4, 8, clearq) +GEN_VEXT_VV(vwmacc_vv_b, 1, 2, clearh) +GEN_VEXT_VV(vwmacc_vv_h, 2, 4, clearl) +GEN_VEXT_VV(vwmacc_vv_w, 4, 8, clearq) +GEN_VEXT_VV(vwmaccsu_vv_b, 1, 2, clearh) +GEN_VEXT_VV(vwmaccsu_vv_h, 2, 4, clearl) +GEN_VEXT_VV(vwmaccsu_vv_w, 4, 8, clearq) + +RVVCALL(OPIVX3, vwmaccu_vx_b, WOP_UUU_B, H2, H1, DO_MACC) +RVVCALL(OPIVX3, vwmaccu_vx_h, WOP_UUU_H, H4, H2, DO_MACC) +RVVCALL(OPIVX3, vwmaccu_vx_w, WOP_UUU_W, H8, H4, DO_MACC) +RVVCALL(OPIVX3, vwmacc_vx_b, WOP_SSS_B, H2, H1, DO_MACC) +RVVCALL(OPIVX3, vwmacc_vx_h, WOP_SSS_H, H4, H2, DO_MACC) +RVVCALL(OPIVX3, vwmacc_vx_w, WOP_SSS_W, H8, H4, DO_MACC) +RVVCALL(OPIVX3, vwmaccsu_vx_b, WOP_SSU_B, H2, H1, DO_MACC) +RVVCALL(OPIVX3, vwmaccsu_vx_h, WOP_SSU_H, H4, H2, DO_MACC) +RVVCALL(OPIVX3, vwmaccsu_vx_w, WOP_SSU_W, H8, H4, DO_MACC) +RVVCALL(OPIVX3, vwmaccus_vx_b, WOP_SUS_B, H2, H1, DO_MACC) +RVVCALL(OPIVX3, vwmaccus_vx_h, WOP_SUS_H, H4, H2, DO_MACC) +RVVCALL(OPIVX3, vwmaccus_vx_w, WOP_SUS_W, H8, H4, DO_MACC) +GEN_VEXT_VX(vwmaccu_vx_b, 1, 2, clearh) +GEN_VEXT_VX(vwmaccu_vx_h, 2, 4, clearl) +GEN_VEXT_VX(vwmaccu_vx_w, 4, 8, clearq) +GEN_VEXT_VX(vwmacc_vx_b, 1, 2, clearh) +GEN_VEXT_VX(vwmacc_vx_h, 2, 4, clearl) +GEN_VEXT_VX(vwmacc_vx_w, 4, 8, clearq) +GEN_VEXT_VX(vwmaccsu_vx_b, 1, 2, clearh) +GEN_VEXT_VX(vwmaccsu_vx_h, 2, 4, clearl) +GEN_VEXT_VX(vwmaccsu_vx_w, 4, 8, clearq) +GEN_VEXT_VX(vwmaccus_vx_b, 1, 2, clearh) +GEN_VEXT_VX(vwmaccus_vx_h, 2, 4, clearl) +GEN_VEXT_VX(vwmaccus_vx_w, 4, 8, clearq) From patchwork Thu Jul 2 16:23:21 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 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List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-29-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 17 ++++ target/riscv/insn32.decode | 6 ++ target/riscv/insn_trans/trans_rvv.inc.c | 8 ++ target/riscv/vector_helper.c | 117 ++++++++++++++++++++++++ 4 files changed, 148 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index f123302b82..78438f1ad6 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -773,3 +773,20 @@ DEF_HELPER_6(vwsmaccsu_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vwsmaccus_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vwsmaccus_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vwsmaccus_vx_w, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vssrl_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vssrl_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vssrl_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vssrl_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vssra_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vssra_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vssra_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vssra_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vssrl_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vssrl_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vssrl_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vssrl_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vssra_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vssra_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vssra_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vssra_vx_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 8cc2bf4864..7d5dfeb5c7 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -433,6 +433,12 @@ vwsmacc_vx 111101 . ..... ..... 100 ..... 1010111 @r_vm vwsmaccsu_vv 111110 . ..... ..... 000 ..... 1010111 @r_vm vwsmaccsu_vx 111110 . ..... ..... 100 ..... 1010111 @r_vm vwsmaccus_vx 111111 . ..... ..... 100 ..... 1010111 @r_vm +vssrl_vv 101010 . ..... ..... 000 ..... 1010111 @r_vm +vssrl_vx 101010 . ..... ..... 100 ..... 1010111 @r_vm +vssrl_vi 101010 . ..... ..... 011 ..... 1010111 @r_vm +vssra_vv 101011 . ..... ..... 000 ..... 1010111 @r_vm +vssra_vx 101011 . ..... ..... 100 ..... 1010111 @r_vm +vssra_vi 101011 . ..... ..... 011 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 5e36ee8de5..31be40f4ba 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1767,3 +1767,11 @@ GEN_OPIVX_WIDEN_TRANS(vwsmaccu_vx) GEN_OPIVX_WIDEN_TRANS(vwsmacc_vx) GEN_OPIVX_WIDEN_TRANS(vwsmaccsu_vx) GEN_OPIVX_WIDEN_TRANS(vwsmaccus_vx) + +/* Vector Single-Width Scaling Shift Instructions */ +GEN_OPIVV_TRANS(vssrl_vv, opivv_check) +GEN_OPIVV_TRANS(vssra_vv, opivv_check) +GEN_OPIVX_TRANS(vssrl_vx, opivx_check) +GEN_OPIVX_TRANS(vssra_vx, opivx_check) +GEN_OPIVI_TRANS(vssrl_vi, 1, vssrl_vx, opivx_check) +GEN_OPIVI_TRANS(vssra_vi, 0, vssra_vx, opivx_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index d818c32d97..acd44599ba 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -2909,3 +2909,120 @@ RVVCALL(OPIVX3_RM, vwsmaccus_vx_w, WOP_SUS_W, H8, H4, vwsmaccus32) GEN_VEXT_VX_RM(vwsmaccus_vx_b, 1, 2, clearh) GEN_VEXT_VX_RM(vwsmaccus_vx_h, 2, 4, clearl) GEN_VEXT_VX_RM(vwsmaccus_vx_w, 4, 8, clearq) + +/* Vector Single-Width Scaling Shift Instructions */ +static inline uint8_t +vssrl8(CPURISCVState *env, int vxrm, uint8_t a, uint8_t b) +{ + uint8_t round, shift = b & 0x7; + uint8_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + return res; +} +static inline uint16_t +vssrl16(CPURISCVState *env, int vxrm, uint16_t a, uint16_t b) +{ + uint8_t round, shift = b & 0xf; + uint16_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + return res; +} +static inline uint32_t +vssrl32(CPURISCVState *env, int vxrm, uint32_t a, uint32_t b) +{ + uint8_t round, shift = b & 0x1f; + uint32_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + return res; +} +static inline uint64_t +vssrl64(CPURISCVState *env, int vxrm, uint64_t a, uint64_t b) +{ + uint8_t round, shift = b & 0x3f; + uint64_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + return res; +} +RVVCALL(OPIVV2_RM, vssrl_vv_b, OP_UUU_B, H1, H1, H1, vssrl8) +RVVCALL(OPIVV2_RM, vssrl_vv_h, OP_UUU_H, H2, H2, H2, vssrl16) +RVVCALL(OPIVV2_RM, vssrl_vv_w, OP_UUU_W, H4, H4, H4, vssrl32) +RVVCALL(OPIVV2_RM, vssrl_vv_d, OP_UUU_D, H8, H8, H8, vssrl64) +GEN_VEXT_VV_RM(vssrl_vv_b, 1, 1, clearb) +GEN_VEXT_VV_RM(vssrl_vv_h, 2, 2, clearh) +GEN_VEXT_VV_RM(vssrl_vv_w, 4, 4, clearl) +GEN_VEXT_VV_RM(vssrl_vv_d, 8, 8, clearq) + +RVVCALL(OPIVX2_RM, vssrl_vx_b, OP_UUU_B, H1, H1, vssrl8) +RVVCALL(OPIVX2_RM, vssrl_vx_h, OP_UUU_H, H2, H2, vssrl16) +RVVCALL(OPIVX2_RM, vssrl_vx_w, OP_UUU_W, H4, H4, vssrl32) +RVVCALL(OPIVX2_RM, vssrl_vx_d, OP_UUU_D, H8, H8, vssrl64) +GEN_VEXT_VX_RM(vssrl_vx_b, 1, 1, clearb) +GEN_VEXT_VX_RM(vssrl_vx_h, 2, 2, clearh) +GEN_VEXT_VX_RM(vssrl_vx_w, 4, 4, clearl) +GEN_VEXT_VX_RM(vssrl_vx_d, 8, 8, clearq) + +static inline int8_t +vssra8(CPURISCVState *env, int vxrm, int8_t a, int8_t b) +{ + uint8_t round, shift = b & 0x7; + int8_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + return res; +} +static inline int16_t +vssra16(CPURISCVState *env, int vxrm, int16_t a, int16_t b) +{ + uint8_t round, shift = b & 0xf; + int16_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + return res; +} +static inline int32_t +vssra32(CPURISCVState *env, int vxrm, int32_t a, int32_t b) +{ + uint8_t round, shift = b & 0x1f; + int32_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + return res; +} +static inline int64_t +vssra64(CPURISCVState *env, int vxrm, int64_t a, int64_t b) +{ + uint8_t round, shift = b & 0x3f; + int64_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + return res; +} +RVVCALL(OPIVV2_RM, vssra_vv_b, OP_SSS_B, H1, H1, H1, vssra8) +RVVCALL(OPIVV2_RM, vssra_vv_h, OP_SSS_H, H2, H2, H2, vssra16) +RVVCALL(OPIVV2_RM, vssra_vv_w, OP_SSS_W, H4, H4, H4, vssra32) +RVVCALL(OPIVV2_RM, vssra_vv_d, OP_SSS_D, H8, H8, H8, vssra64) +GEN_VEXT_VV_RM(vssra_vv_b, 1, 1, clearb) +GEN_VEXT_VV_RM(vssra_vv_h, 2, 2, clearh) +GEN_VEXT_VV_RM(vssra_vv_w, 4, 4, clearl) +GEN_VEXT_VV_RM(vssra_vv_d, 8, 8, clearq) + +RVVCALL(OPIVX2_RM, vssra_vx_b, OP_SSS_B, H1, H1, vssra8) +RVVCALL(OPIVX2_RM, vssra_vx_h, OP_SSS_H, H2, H2, vssra16) +RVVCALL(OPIVX2_RM, vssra_vx_w, OP_SSS_W, H4, H4, vssra32) +RVVCALL(OPIVX2_RM, vssra_vx_d, OP_SSS_D, H8, H8, vssra64) +GEN_VEXT_VX_RM(vssra_vx_b, 1, 1, clearb) +GEN_VEXT_VX_RM(vssra_vx_h, 2, 2, clearh) +GEN_VEXT_VX_RM(vssra_vx_w, 4, 4, clearl) +GEN_VEXT_VX_RM(vssra_vx_d, 8, 8, clearq) From patchwork Thu Jul 2 16:23:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278788 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, 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<20200701152549.1218-30-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 13 +++ target/riscv/insn32.decode | 6 + target/riscv/insn_trans/trans_rvv.inc.c | 8 ++ target/riscv/vector_helper.c | 141 ++++++++++++++++++++++++ 4 files changed, 168 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 78438f1ad6..5fa4330200 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -790,3 +790,16 @@ DEF_HELPER_6(vssra_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vssra_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vssra_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vssra_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vnclip_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnclip_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnclip_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnclipu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnclipu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnclipu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnclipu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnclipu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnclipu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnclip_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnclip_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnclip_vx_w, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 7d5dfeb5c7..78e6da6205 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -439,6 +439,12 @@ vssrl_vi 101010 . ..... ..... 011 ..... 1010111 @r_vm vssra_vv 101011 . ..... ..... 000 ..... 1010111 @r_vm vssra_vx 101011 . ..... ..... 100 ..... 1010111 @r_vm vssra_vi 101011 . ..... ..... 011 ..... 1010111 @r_vm +vnclipu_vv 101110 . ..... ..... 000 ..... 1010111 @r_vm +vnclipu_vx 101110 . ..... ..... 100 ..... 1010111 @r_vm +vnclipu_vi 101110 . ..... ..... 011 ..... 1010111 @r_vm +vnclip_vv 101111 . ..... ..... 000 ..... 1010111 @r_vm +vnclip_vx 101111 . ..... ..... 100 ..... 1010111 @r_vm +vnclip_vi 101111 . ..... ..... 011 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 31be40f4ba..b9d29f4051 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1775,3 +1775,11 @@ GEN_OPIVX_TRANS(vssrl_vx, opivx_check) GEN_OPIVX_TRANS(vssra_vx, opivx_check) GEN_OPIVI_TRANS(vssrl_vi, 1, vssrl_vx, opivx_check) GEN_OPIVI_TRANS(vssra_vi, 0, vssra_vx, opivx_check) + +/* Vector Narrowing Fixed-Point Clip Instructions */ +GEN_OPIVV_NARROW_TRANS(vnclipu_vv) +GEN_OPIVV_NARROW_TRANS(vnclip_vv) +GEN_OPIVX_NARROW_TRANS(vnclipu_vx) +GEN_OPIVX_NARROW_TRANS(vnclip_vx) +GEN_OPIVI_NARROW_TRANS(vnclipu_vi, 1, vnclipu_vx) +GEN_OPIVI_NARROW_TRANS(vnclip_vi, 1, vnclip_vx) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index acd44599ba..d7c51daca7 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -875,6 +875,12 @@ GEN_VEXT_AMO(vamomaxuw_v_w, uint32_t, uint32_t, idx_w, clearl) #define WOP_SSU_B int16_t, int8_t, uint8_t, int16_t, uint16_t #define WOP_SSU_H int32_t, int16_t, uint16_t, int32_t, uint32_t #define WOP_SSU_W int64_t, int32_t, uint32_t, int64_t, uint64_t +#define NOP_SSS_B int8_t, int8_t, int16_t, int8_t, int16_t +#define NOP_SSS_H int16_t, int16_t, int32_t, int16_t, int32_t +#define NOP_SSS_W int32_t, int32_t, int64_t, int32_t, int64_t +#define NOP_UUU_B uint8_t, uint8_t, uint16_t, uint8_t, uint16_t +#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 /* operation of two vector elements */ typedef void opivv2_fn(void *vd, void *vs1, void *vs2, int i); @@ -3009,6 +3015,7 @@ vssra64(CPURISCVState *env, int vxrm, int64_t a, int64_t b) res = (a >> shift) + round; return res; } + RVVCALL(OPIVV2_RM, vssra_vv_b, OP_SSS_B, H1, H1, H1, vssra8) RVVCALL(OPIVV2_RM, vssra_vv_h, OP_SSS_H, H2, H2, H2, vssra16) RVVCALL(OPIVV2_RM, vssra_vv_w, OP_SSS_W, H4, H4, H4, vssra32) @@ -3026,3 +3033,137 @@ GEN_VEXT_VX_RM(vssra_vx_b, 1, 1, clearb) GEN_VEXT_VX_RM(vssra_vx_h, 2, 2, clearh) GEN_VEXT_VX_RM(vssra_vx_w, 4, 4, clearl) GEN_VEXT_VX_RM(vssra_vx_d, 8, 8, clearq) + +/* Vector Narrowing Fixed-Point Clip Instructions */ +static inline int8_t +vnclip8(CPURISCVState *env, int vxrm, int16_t a, int8_t b) +{ + uint8_t round, shift = b & 0xf; + int16_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + if (res > INT8_MAX) { + env->vxsat = 0x1; + return INT8_MAX; + } else if (res < INT8_MIN) { + env->vxsat = 0x1; + return INT8_MIN; + } else { + return res; + } +} + +static inline int16_t +vnclip16(CPURISCVState *env, int vxrm, int32_t a, int16_t b) +{ + uint8_t round, shift = b & 0x1f; + int32_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + if (res > INT16_MAX) { + env->vxsat = 0x1; + return INT16_MAX; + } else if (res < INT16_MIN) { + env->vxsat = 0x1; + return INT16_MIN; + } else { + return res; + } +} + +static inline int32_t +vnclip32(CPURISCVState *env, int vxrm, int64_t a, int32_t b) +{ + uint8_t round, shift = b & 0x3f; + int64_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + if (res > INT32_MAX) { + env->vxsat = 0x1; + return INT32_MAX; + } else if (res < INT32_MIN) { + env->vxsat = 0x1; + return INT32_MIN; + } else { + return res; + } +} + +RVVCALL(OPIVV2_RM, vnclip_vv_b, NOP_SSS_B, H1, H2, H1, vnclip8) +RVVCALL(OPIVV2_RM, vnclip_vv_h, NOP_SSS_H, H2, H4, H2, vnclip16) +RVVCALL(OPIVV2_RM, vnclip_vv_w, NOP_SSS_W, H4, H8, H4, vnclip32) +GEN_VEXT_VV_RM(vnclip_vv_b, 1, 1, clearb) +GEN_VEXT_VV_RM(vnclip_vv_h, 2, 2, clearh) +GEN_VEXT_VV_RM(vnclip_vv_w, 4, 4, clearl) + +RVVCALL(OPIVX2_RM, vnclip_vx_b, NOP_SSS_B, H1, H2, vnclip8) +RVVCALL(OPIVX2_RM, vnclip_vx_h, NOP_SSS_H, H2, H4, vnclip16) +RVVCALL(OPIVX2_RM, vnclip_vx_w, NOP_SSS_W, H4, H8, vnclip32) +GEN_VEXT_VX_RM(vnclip_vx_b, 1, 1, clearb) +GEN_VEXT_VX_RM(vnclip_vx_h, 2, 2, clearh) +GEN_VEXT_VX_RM(vnclip_vx_w, 4, 4, clearl) + +static inline uint8_t +vnclipu8(CPURISCVState *env, int vxrm, uint16_t a, uint8_t b) +{ + uint8_t round, shift = b & 0xf; + uint16_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + if (res > UINT8_MAX) { + env->vxsat = 0x1; + return UINT8_MAX; + } else { + return res; + } +} + +static inline uint16_t +vnclipu16(CPURISCVState *env, int vxrm, uint32_t a, uint16_t b) +{ + uint8_t round, shift = b & 0x1f; + uint32_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + if (res > UINT16_MAX) { + env->vxsat = 0x1; + return UINT16_MAX; + } else { + return res; + } +} + +static inline uint32_t +vnclipu32(CPURISCVState *env, int vxrm, uint64_t a, uint32_t b) +{ + uint8_t round, shift = b & 0x3f; + int64_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + if (res > UINT32_MAX) { + env->vxsat = 0x1; + return UINT32_MAX; + } else { + return res; + } +} + +RVVCALL(OPIVV2_RM, vnclipu_vv_b, NOP_UUU_B, H1, H2, H1, vnclipu8) +RVVCALL(OPIVV2_RM, vnclipu_vv_h, NOP_UUU_H, H2, H4, H2, vnclipu16) +RVVCALL(OPIVV2_RM, vnclipu_vv_w, NOP_UUU_W, H4, H8, H4, vnclipu32) +GEN_VEXT_VV_RM(vnclipu_vv_b, 1, 1, clearb) +GEN_VEXT_VV_RM(vnclipu_vv_h, 2, 2, clearh) +GEN_VEXT_VV_RM(vnclipu_vv_w, 4, 4, clearl) + +RVVCALL(OPIVX2_RM, vnclipu_vx_b, NOP_UUU_B, H1, H2, vnclipu8) +RVVCALL(OPIVX2_RM, vnclipu_vx_h, NOP_UUU_H, H2, H4, vnclipu16) +RVVCALL(OPIVX2_RM, vnclipu_vx_w, NOP_UUU_W, H4, H8, vnclipu32) +GEN_VEXT_VX_RM(vnclipu_vx_b, 1, 1, clearb) +GEN_VEXT_VX_RM(vnclipu_vx_h, 2, 2, clearh) +GEN_VEXT_VX_RM(vnclipu_vx_w, 4, 4, clearl) From patchwork Thu Jul 2 16:23:24 2020 Content-Type: text/plain; charset="utf-8" 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List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-32-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 17 +++ target/riscv/insn32.decode | 8 ++ target/riscv/insn_trans/trans_rvv.inc.c | 149 ++++++++++++++++++++++++ target/riscv/vector_helper.c | 83 +++++++++++++ 4 files changed, 257 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index ba8a3710e1..828b145150 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -819,3 +819,20 @@ DEF_HELPER_6(vfsub_vf_d, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfrsub_vf_h, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfrsub_vf_w, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfrsub_vf_d, void, ptr, ptr, i64, ptr, env, i32) + +DEF_HELPER_6(vfwadd_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwadd_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwsub_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwsub_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwadd_wv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwadd_wv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwsub_wv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwsub_wv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwadd_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwadd_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwsub_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwsub_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwadd_wf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwadd_wf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwsub_wf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwsub_wf_w, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 9e26ed36e7..42d8a967d0 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -450,6 +450,14 @@ vfadd_vf 000000 . ..... ..... 101 ..... 1010111 @r_vm vfsub_vv 000010 . ..... ..... 001 ..... 1010111 @r_vm vfsub_vf 000010 . ..... ..... 101 ..... 1010111 @r_vm vfrsub_vf 100111 . ..... ..... 101 ..... 1010111 @r_vm +vfwadd_vv 110000 . ..... ..... 001 ..... 1010111 @r_vm +vfwadd_vf 110000 . ..... ..... 101 ..... 1010111 @r_vm +vfwadd_wv 110100 . ..... ..... 001 ..... 1010111 @r_vm +vfwadd_wf 110100 . ..... ..... 101 ..... 1010111 @r_vm +vfwsub_vv 110010 . ..... ..... 001 ..... 1010111 @r_vm +vfwsub_vf 110010 . ..... ..... 101 ..... 1010111 @r_vm +vfwsub_wv 110110 . ..... ..... 001 ..... 1010111 @r_vm +vfwsub_wf 110110 . ..... ..... 101 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 55a6e514a9..0224b66962 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1901,3 +1901,152 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ GEN_OPFVF_TRANS(vfadd_vf, opfvf_check) GEN_OPFVF_TRANS(vfsub_vf, opfvf_check) GEN_OPFVF_TRANS(vfrsub_vf, opfvf_check) + +/* Vector Widening Floating-Point Add/Subtract Instructions */ +static bool opfvv_widen_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, true) && + vext_check_reg(s, a->rd, true) && + vext_check_reg(s, a->rs2, false) && + vext_check_reg(s, a->rs1, false) && + vext_check_overlap_group(a->rd, 2 << s->lmul, a->rs2, + 1 << s->lmul) && + vext_check_overlap_group(a->rd, 2 << s->lmul, a->rs1, + 1 << s->lmul) && + (s->lmul < 0x3) && (s->sew < 0x3) && (s->sew != 0)); +} + +/* OPFVV with WIDEN */ +#define GEN_OPFVV_WIDEN_TRANS(NAME, CHECK) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (CHECK(s, a)) { \ + uint32_t data = 0; \ + static gen_helper_gvec_4_ptr * const fns[2] = { \ + gen_helper_##NAME##_h, gen_helper_##NAME##_w, \ + }; \ + TCGLabel *over = gen_new_label(); \ + gen_set_rm(s, 7); \ + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ + \ + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ + data = FIELD_DP32(data, VDATA, VM, a->vm); \ + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ + 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, 0, \ + s->vlen / 8, data, fns[s->sew - 1]); \ + gen_set_label(over); \ + return true; \ + } \ + return false; \ +} + +GEN_OPFVV_WIDEN_TRANS(vfwadd_vv, opfvv_widen_check) +GEN_OPFVV_WIDEN_TRANS(vfwsub_vv, opfvv_widen_check) + +static bool opfvf_widen_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, true) && + vext_check_reg(s, a->rd, true) && + vext_check_reg(s, a->rs2, false) && + vext_check_overlap_group(a->rd, 2 << s->lmul, a->rs2, + 1 << s->lmul) && + (s->lmul < 0x3) && (s->sew < 0x3) && (s->sew != 0)); +} + +/* OPFVF with WIDEN */ +#define GEN_OPFVF_WIDEN_TRANS(NAME) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (opfvf_widen_check(s, a)) { \ + uint32_t data = 0; \ + static gen_helper_opfvf *const fns[2] = { \ + gen_helper_##NAME##_h, gen_helper_##NAME##_w, \ + }; \ + gen_set_rm(s, 7); \ + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ + data = FIELD_DP32(data, VDATA, VM, a->vm); \ + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ + return opfvf_trans(a->rd, a->rs1, a->rs2, data, \ + fns[s->sew - 1], s); \ + } \ + return false; \ +} + +GEN_OPFVF_WIDEN_TRANS(vfwadd_vf) +GEN_OPFVF_WIDEN_TRANS(vfwsub_vf) + +static bool opfwv_widen_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, true) && + vext_check_reg(s, a->rd, true) && + vext_check_reg(s, a->rs2, true) && + vext_check_reg(s, a->rs1, false) && + vext_check_overlap_group(a->rd, 2 << s->lmul, a->rs1, + 1 << s->lmul) && + (s->lmul < 0x3) && (s->sew < 0x3) && (s->sew != 0)); +} + +/* WIDEN OPFVV with WIDEN */ +#define GEN_OPFWV_WIDEN_TRANS(NAME) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (opfwv_widen_check(s, a)) { \ + uint32_t data = 0; \ + static gen_helper_gvec_4_ptr * const fns[2] = { \ + gen_helper_##NAME##_h, gen_helper_##NAME##_w, \ + }; \ + TCGLabel *over = gen_new_label(); \ + gen_set_rm(s, 7); \ + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ + \ + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ + data = FIELD_DP32(data, VDATA, VM, a->vm); \ + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ + 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, 0, \ + s->vlen / 8, data, fns[s->sew - 1]); \ + gen_set_label(over); \ + return true; \ + } \ + return false; \ +} + +GEN_OPFWV_WIDEN_TRANS(vfwadd_wv) +GEN_OPFWV_WIDEN_TRANS(vfwsub_wv) + +static bool opfwf_widen_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, true) && + vext_check_reg(s, a->rd, true) && + vext_check_reg(s, a->rs2, true) && + (s->lmul < 0x3) && (s->sew < 0x3) && (s->sew != 0)); +} + +/* WIDEN OPFVF with WIDEN */ +#define GEN_OPFWF_WIDEN_TRANS(NAME) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (opfwf_widen_check(s, a)) { \ + uint32_t data = 0; \ + static gen_helper_opfvf *const fns[2] = { \ + gen_helper_##NAME##_h, gen_helper_##NAME##_w, \ + }; \ + gen_set_rm(s, 7); \ + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ + data = FIELD_DP32(data, VDATA, VM, a->vm); \ + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ + return opfvf_trans(a->rd, a->rs1, a->rs2, data, \ + fns[s->sew - 1], s); \ + } \ + return false; \ +} + +GEN_OPFWF_WIDEN_TRANS(vfwadd_wf) +GEN_OPFWF_WIDEN_TRANS(vfwsub_wf) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index a2bbe8481f..b31f52b11d 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3278,3 +3278,86 @@ RVVCALL(OPFVF2, vfrsub_vf_d, OP_UUU_D, H8, H8, float64_rsub) GEN_VEXT_VF(vfrsub_vf_h, 2, 2, clearh) GEN_VEXT_VF(vfrsub_vf_w, 4, 4, clearl) GEN_VEXT_VF(vfrsub_vf_d, 8, 8, clearq) + +/* Vector Widening Floating-Point Add/Subtract Instructions */ +static uint32_t vfwadd16(uint16_t a, uint16_t b, float_status *s) +{ + return float32_add(float16_to_float32(a, true, s), + float16_to_float32(b, true, s), s); +} + +static uint64_t vfwadd32(uint32_t a, uint32_t b, float_status *s) +{ + return float64_add(float32_to_float64(a, s), + float32_to_float64(b, s), s); + +} + +RVVCALL(OPFVV2, vfwadd_vv_h, WOP_UUU_H, H4, H2, H2, vfwadd16) +RVVCALL(OPFVV2, vfwadd_vv_w, WOP_UUU_W, H8, H4, H4, vfwadd32) +GEN_VEXT_VV_ENV(vfwadd_vv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwadd_vv_w, 4, 8, clearq) +RVVCALL(OPFVF2, vfwadd_vf_h, WOP_UUU_H, H4, H2, vfwadd16) +RVVCALL(OPFVF2, vfwadd_vf_w, WOP_UUU_W, H8, H4, vfwadd32) +GEN_VEXT_VF(vfwadd_vf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwadd_vf_w, 4, 8, clearq) + +static uint32_t vfwsub16(uint16_t a, uint16_t b, float_status *s) +{ + return float32_sub(float16_to_float32(a, true, s), + float16_to_float32(b, true, s), s); +} + +static uint64_t vfwsub32(uint32_t a, uint32_t b, float_status *s) +{ + return float64_sub(float32_to_float64(a, s), + float32_to_float64(b, s), s); + +} + +RVVCALL(OPFVV2, vfwsub_vv_h, WOP_UUU_H, H4, H2, H2, vfwsub16) +RVVCALL(OPFVV2, vfwsub_vv_w, WOP_UUU_W, H8, H4, H4, vfwsub32) +GEN_VEXT_VV_ENV(vfwsub_vv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwsub_vv_w, 4, 8, clearq) +RVVCALL(OPFVF2, vfwsub_vf_h, WOP_UUU_H, H4, H2, vfwsub16) +RVVCALL(OPFVF2, vfwsub_vf_w, WOP_UUU_W, H8, H4, vfwsub32) +GEN_VEXT_VF(vfwsub_vf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwsub_vf_w, 4, 8, clearq) + +static uint32_t vfwaddw16(uint32_t a, uint16_t b, float_status *s) +{ + return float32_add(a, float16_to_float32(b, true, s), s); +} + +static uint64_t vfwaddw32(uint64_t a, uint32_t b, float_status *s) +{ + return float64_add(a, float32_to_float64(b, s), s); +} + +RVVCALL(OPFVV2, vfwadd_wv_h, WOP_WUUU_H, H4, H2, H2, vfwaddw16) +RVVCALL(OPFVV2, vfwadd_wv_w, WOP_WUUU_W, H8, H4, H4, vfwaddw32) +GEN_VEXT_VV_ENV(vfwadd_wv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwadd_wv_w, 4, 8, clearq) +RVVCALL(OPFVF2, vfwadd_wf_h, WOP_WUUU_H, H4, H2, vfwaddw16) +RVVCALL(OPFVF2, vfwadd_wf_w, WOP_WUUU_W, H8, H4, vfwaddw32) +GEN_VEXT_VF(vfwadd_wf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwadd_wf_w, 4, 8, clearq) + +static uint32_t vfwsubw16(uint32_t a, uint16_t b, float_status *s) +{ + return float32_sub(a, float16_to_float32(b, true, s), s); +} + +static uint64_t vfwsubw32(uint64_t a, uint32_t b, float_status *s) +{ + return float64_sub(a, float32_to_float64(b, s), s); +} + +RVVCALL(OPFVV2, vfwsub_wv_h, WOP_WUUU_H, H4, H2, H2, vfwsubw16) +RVVCALL(OPFVV2, vfwsub_wv_w, WOP_WUUU_W, H8, H4, H4, vfwsubw32) +GEN_VEXT_VV_ENV(vfwsub_wv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwsub_wv_w, 4, 8, clearq) +RVVCALL(OPFVF2, vfwsub_wf_h, WOP_WUUU_H, H4, H2, vfwsubw16) +RVVCALL(OPFVF2, vfwsub_wf_w, WOP_WUUU_W, H8, H4, vfwsubw32) +GEN_VEXT_VF(vfwsub_wf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwsub_wf_w, 4, 8, clearq) From patchwork Thu Jul 2 16:23:25 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278774 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: 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IronPort-SDR: HcTaJgghiRnOS7xSfk5kQjbiM65uqvuVcxzIIcOq2m/AbfRtUUkKBsvHaEipbdp7J6BrYu3gaF uz/k2Eta6bFQ== WDCIronportException: Internal Received: from 6hj08h2.ad.shared (HELO risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:29 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 35/64] target/riscv: vector single-width floating-point multiply/divide instructions Date: Thu, 2 Jul 2020 09:23:25 -0700 Message-Id: <20200702162354.928528-36-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-33-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 16 ++++++++ target/riscv/insn32.decode | 5 +++ target/riscv/insn_trans/trans_rvv.inc.c | 7 ++++ target/riscv/vector_helper.c | 49 +++++++++++++++++++++++++ 4 files changed, 77 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 828b145150..94305bd870 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -836,3 +836,19 @@ DEF_HELPER_6(vfwadd_wf_h, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfwadd_wf_w, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfwsub_wf_h, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfwsub_wf_w, void, ptr, ptr, i64, ptr, env, i32) + +DEF_HELPER_6(vfmul_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmul_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmul_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfdiv_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfdiv_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfdiv_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmul_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmul_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmul_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfdiv_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfdiv_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfdiv_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfrdiv_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfrdiv_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfrdiv_vf_d, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 42d8a967d0..5db02f0c0a 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -458,6 +458,11 @@ vfwsub_vv 110010 . ..... ..... 001 ..... 1010111 @r_vm vfwsub_vf 110010 . ..... ..... 101 ..... 1010111 @r_vm vfwsub_wv 110110 . ..... ..... 001 ..... 1010111 @r_vm vfwsub_wf 110110 . ..... ..... 101 ..... 1010111 @r_vm +vfmul_vv 100100 . ..... ..... 001 ..... 1010111 @r_vm +vfmul_vf 100100 . ..... ..... 101 ..... 1010111 @r_vm +vfdiv_vv 100000 . ..... ..... 001 ..... 1010111 @r_vm +vfdiv_vf 100000 . ..... ..... 101 ..... 1010111 @r_vm +vfrdiv_vf 100001 . ..... ..... 101 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 0224b66962..be9a9a8295 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2050,3 +2050,10 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ GEN_OPFWF_WIDEN_TRANS(vfwadd_wf) GEN_OPFWF_WIDEN_TRANS(vfwsub_wf) + +/* Vector Single-Width Floating-Point Multiply/Divide Instructions */ +GEN_OPFVV_TRANS(vfmul_vv, opfvv_check) +GEN_OPFVV_TRANS(vfdiv_vv, opfvv_check) +GEN_OPFVF_TRANS(vfmul_vf, opfvf_check) +GEN_OPFVF_TRANS(vfdiv_vf, opfvf_check) +GEN_OPFVF_TRANS(vfrdiv_vf, opfvf_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index b31f52b11d..e0da273849 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3361,3 +3361,52 @@ RVVCALL(OPFVF2, vfwsub_wf_h, WOP_WUUU_H, H4, H2, vfwsubw16) RVVCALL(OPFVF2, vfwsub_wf_w, WOP_WUUU_W, H8, H4, vfwsubw32) GEN_VEXT_VF(vfwsub_wf_h, 2, 4, clearl) GEN_VEXT_VF(vfwsub_wf_w, 4, 8, clearq) + +/* Vector Single-Width Floating-Point Multiply/Divide Instructions */ +RVVCALL(OPFVV2, vfmul_vv_h, OP_UUU_H, H2, H2, H2, float16_mul) +RVVCALL(OPFVV2, vfmul_vv_w, OP_UUU_W, H4, H4, H4, float32_mul) +RVVCALL(OPFVV2, vfmul_vv_d, OP_UUU_D, H8, H8, H8, float64_mul) +GEN_VEXT_VV_ENV(vfmul_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfmul_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfmul_vv_d, 8, 8, clearq) +RVVCALL(OPFVF2, vfmul_vf_h, OP_UUU_H, H2, H2, float16_mul) +RVVCALL(OPFVF2, vfmul_vf_w, OP_UUU_W, H4, H4, float32_mul) +RVVCALL(OPFVF2, vfmul_vf_d, OP_UUU_D, H8, H8, float64_mul) +GEN_VEXT_VF(vfmul_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfmul_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfmul_vf_d, 8, 8, clearq) + +RVVCALL(OPFVV2, vfdiv_vv_h, OP_UUU_H, H2, H2, H2, float16_div) +RVVCALL(OPFVV2, vfdiv_vv_w, OP_UUU_W, H4, H4, H4, float32_div) +RVVCALL(OPFVV2, vfdiv_vv_d, OP_UUU_D, H8, H8, H8, float64_div) +GEN_VEXT_VV_ENV(vfdiv_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfdiv_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfdiv_vv_d, 8, 8, clearq) +RVVCALL(OPFVF2, vfdiv_vf_h, OP_UUU_H, H2, H2, float16_div) +RVVCALL(OPFVF2, vfdiv_vf_w, OP_UUU_W, H4, H4, float32_div) +RVVCALL(OPFVF2, vfdiv_vf_d, OP_UUU_D, H8, H8, float64_div) +GEN_VEXT_VF(vfdiv_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfdiv_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfdiv_vf_d, 8, 8, clearq) + +static uint16_t float16_rdiv(uint16_t a, uint16_t b, float_status *s) +{ + return float16_div(b, a, s); +} + +static uint32_t float32_rdiv(uint32_t a, uint32_t b, float_status *s) +{ + return float32_div(b, a, s); +} + +static uint64_t float64_rdiv(uint64_t a, uint64_t b, float_status *s) +{ + return float64_div(b, a, s); +} + +RVVCALL(OPFVF2, vfrdiv_vf_h, OP_UUU_H, H2, H2, float16_rdiv) +RVVCALL(OPFVF2, vfrdiv_vf_w, OP_UUU_W, H4, H4, float32_rdiv) +RVVCALL(OPFVF2, vfrdiv_vf_d, OP_UUU_D, H8, H8, float64_rdiv) +GEN_VEXT_VF(vfrdiv_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfrdiv_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfrdiv_vf_d, 8, 8, clearq) From patchwork Thu Jul 2 16:23:26 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278780 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 79F26C433E0 for ; Thu, 2 Jul 2020 16:54:38 +0000 (UTC) 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WDCIronportException: Internal Received: from 6hj08h2.ad.shared (HELO risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:29 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 36/64] target/riscv: vector widening floating-point multiply Date: Thu, 2 Jul 2020 09:23:26 -0700 Message-Id: <20200702162354.928528-37-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-34-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 5 +++++ target/riscv/insn32.decode | 2 ++ target/riscv/insn_trans/trans_rvv.inc.c | 4 ++++ target/riscv/vector_helper.c | 22 ++++++++++++++++++++++ 4 files changed, 33 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 94305bd870..9d7dcfeef9 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -852,3 +852,8 @@ DEF_HELPER_6(vfdiv_vf_d, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfrdiv_vf_h, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfrdiv_vf_w, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfrdiv_vf_d, void, ptr, ptr, i64, ptr, env, i32) + +DEF_HELPER_6(vfwmul_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwmul_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwmul_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwmul_vf_w, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 5db02f0c0a..dd9bca7eeb 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -463,6 +463,8 @@ vfmul_vf 100100 . ..... ..... 101 ..... 1010111 @r_vm vfdiv_vv 100000 . ..... ..... 001 ..... 1010111 @r_vm vfdiv_vf 100000 . ..... ..... 101 ..... 1010111 @r_vm vfrdiv_vf 100001 . ..... ..... 101 ..... 1010111 @r_vm +vfwmul_vv 111000 . ..... ..... 001 ..... 1010111 @r_vm +vfwmul_vf 111000 . ..... ..... 101 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index be9a9a8295..3ce7815f5d 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2057,3 +2057,7 @@ GEN_OPFVV_TRANS(vfdiv_vv, opfvv_check) GEN_OPFVF_TRANS(vfmul_vf, opfvf_check) GEN_OPFVF_TRANS(vfdiv_vf, opfvf_check) GEN_OPFVF_TRANS(vfrdiv_vf, opfvf_check) + +/* Vector Widening Floating-Point Multiply */ +GEN_OPFVV_WIDEN_TRANS(vfwmul_vv, opfvv_widen_check) +GEN_OPFVF_WIDEN_TRANS(vfwmul_vf) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index e0da273849..dbdfeacf25 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3410,3 +3410,25 @@ RVVCALL(OPFVF2, vfrdiv_vf_d, OP_UUU_D, H8, H8, float64_rdiv) GEN_VEXT_VF(vfrdiv_vf_h, 2, 2, clearh) GEN_VEXT_VF(vfrdiv_vf_w, 4, 4, clearl) GEN_VEXT_VF(vfrdiv_vf_d, 8, 8, clearq) + +/* Vector Widening Floating-Point Multiply */ +static uint32_t vfwmul16(uint16_t a, uint16_t b, float_status *s) +{ + return float32_mul(float16_to_float32(a, true, s), + float16_to_float32(b, true, s), s); +} + +static uint64_t vfwmul32(uint32_t a, uint32_t b, float_status *s) +{ + return float64_mul(float32_to_float64(a, s), + float32_to_float64(b, s), s); + +} +RVVCALL(OPFVV2, vfwmul_vv_h, WOP_UUU_H, H4, H2, H2, vfwmul16) +RVVCALL(OPFVV2, vfwmul_vv_w, WOP_UUU_W, H8, H4, H4, vfwmul32) +GEN_VEXT_VV_ENV(vfwmul_vv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwmul_vv_w, 4, 8, clearq) +RVVCALL(OPFVF2, vfwmul_vf_h, WOP_UUU_H, H4, H2, vfwmul16) +RVVCALL(OPFVF2, vfwmul_vf_w, WOP_UUU_W, H8, H4, vfwmul32) +GEN_VEXT_VF(vfwmul_vf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwmul_vf_w, 4, 8, clearq) From patchwork Thu Jul 2 16:23:27 2020 Content-Type: text/plain; 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floating-point fused multiply-add instructions Date: Thu, 2 Jul 2020 09:23:27 -0700 Message-Id: <20200702162354.928528-38-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-35-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 49 +++++ target/riscv/insn32.decode | 16 ++ target/riscv/insn_trans/trans_rvv.inc.c | 18 ++ target/riscv/vector_helper.c | 251 ++++++++++++++++++++++++ 4 files changed, 334 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 9d7dcfeef9..108a177f25 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -857,3 +857,52 @@ DEF_HELPER_6(vfwmul_vv_h, void, ptr, ptr, ptr, ptr, env, i32) DEF_HELPER_6(vfwmul_vv_w, void, ptr, ptr, ptr, ptr, env, i32) DEF_HELPER_6(vfwmul_vf_h, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfwmul_vf_w, void, ptr, ptr, i64, ptr, env, i32) + +DEF_HELPER_6(vfmacc_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmacc_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmacc_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfnmacc_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfnmacc_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfnmacc_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmsac_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmsac_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmsac_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfnmsac_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfnmsac_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfnmsac_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmadd_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmadd_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmadd_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfnmadd_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfnmadd_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfnmadd_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmsub_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmsub_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmsub_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfnmsub_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfnmsub_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfnmsub_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmacc_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmacc_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmacc_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfnmacc_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfnmacc_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfnmacc_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmsac_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmsac_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmsac_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfnmsac_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfnmsac_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfnmsac_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmadd_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmadd_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmadd_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfnmadd_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfnmadd_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfnmadd_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmsub_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmsub_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmsub_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfnmsub_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfnmsub_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfnmsub_vf_d, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index dd9bca7eeb..9ca765d37f 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -465,6 +465,22 @@ vfdiv_vf 100000 . ..... ..... 101 ..... 1010111 @r_vm vfrdiv_vf 100001 . ..... ..... 101 ..... 1010111 @r_vm vfwmul_vv 111000 . ..... ..... 001 ..... 1010111 @r_vm vfwmul_vf 111000 . ..... ..... 101 ..... 1010111 @r_vm +vfmacc_vv 101100 . ..... ..... 001 ..... 1010111 @r_vm +vfnmacc_vv 101101 . ..... ..... 001 ..... 1010111 @r_vm +vfnmacc_vf 101101 . ..... ..... 101 ..... 1010111 @r_vm +vfmacc_vf 101100 . ..... ..... 101 ..... 1010111 @r_vm +vfmsac_vv 101110 . ..... ..... 001 ..... 1010111 @r_vm +vfmsac_vf 101110 . ..... ..... 101 ..... 1010111 @r_vm +vfnmsac_vv 101111 . ..... ..... 001 ..... 1010111 @r_vm +vfnmsac_vf 101111 . ..... ..... 101 ..... 1010111 @r_vm +vfmadd_vv 101000 . ..... ..... 001 ..... 1010111 @r_vm +vfmadd_vf 101000 . ..... ..... 101 ..... 1010111 @r_vm +vfnmadd_vv 101001 . ..... ..... 001 ..... 1010111 @r_vm +vfnmadd_vf 101001 . ..... ..... 101 ..... 1010111 @r_vm +vfmsub_vv 101010 . ..... ..... 001 ..... 1010111 @r_vm +vfmsub_vf 101010 . ..... ..... 101 ..... 1010111 @r_vm +vfnmsub_vv 101011 . ..... ..... 001 ..... 1010111 @r_vm +vfnmsub_vf 101011 . ..... ..... 101 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 3ce7815f5d..ee601fd790 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2061,3 +2061,21 @@ GEN_OPFVF_TRANS(vfrdiv_vf, opfvf_check) /* Vector Widening Floating-Point Multiply */ GEN_OPFVV_WIDEN_TRANS(vfwmul_vv, opfvv_widen_check) GEN_OPFVF_WIDEN_TRANS(vfwmul_vf) + +/* Vector Single-Width Floating-Point Fused Multiply-Add Instructions */ +GEN_OPFVV_TRANS(vfmacc_vv, opfvv_check) +GEN_OPFVV_TRANS(vfnmacc_vv, opfvv_check) +GEN_OPFVV_TRANS(vfmsac_vv, opfvv_check) +GEN_OPFVV_TRANS(vfnmsac_vv, opfvv_check) +GEN_OPFVV_TRANS(vfmadd_vv, opfvv_check) +GEN_OPFVV_TRANS(vfnmadd_vv, opfvv_check) +GEN_OPFVV_TRANS(vfmsub_vv, opfvv_check) +GEN_OPFVV_TRANS(vfnmsub_vv, opfvv_check) +GEN_OPFVF_TRANS(vfmacc_vf, opfvf_check) +GEN_OPFVF_TRANS(vfnmacc_vf, opfvf_check) +GEN_OPFVF_TRANS(vfmsac_vf, opfvf_check) +GEN_OPFVF_TRANS(vfnmsac_vf, opfvf_check) +GEN_OPFVF_TRANS(vfmadd_vf, opfvf_check) +GEN_OPFVF_TRANS(vfnmadd_vf, opfvf_check) +GEN_OPFVF_TRANS(vfmsub_vf, opfvf_check) +GEN_OPFVF_TRANS(vfnmsub_vf, opfvf_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index dbdfeacf25..29dc1d1d73 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3432,3 +3432,254 @@ RVVCALL(OPFVF2, vfwmul_vf_h, WOP_UUU_H, H4, H2, vfwmul16) RVVCALL(OPFVF2, vfwmul_vf_w, WOP_UUU_W, H8, H4, vfwmul32) GEN_VEXT_VF(vfwmul_vf_h, 2, 4, clearl) GEN_VEXT_VF(vfwmul_vf_w, 4, 8, clearq) + +/* Vector Single-Width Floating-Point Fused Multiply-Add Instructions */ +#define OPFVV3(NAME, TD, T1, T2, TX1, TX2, HD, HS1, HS2, OP) \ +static void do_##NAME(void *vd, void *vs1, void *vs2, int i, \ + CPURISCVState *env) \ +{ \ + TX1 s1 = *((T1 *)vs1 + HS1(i)); \ + TX2 s2 = *((T2 *)vs2 + HS2(i)); \ + TD d = *((TD *)vd + HD(i)); \ + *((TD *)vd + HD(i)) = OP(s2, s1, d, &env->fp_status); \ +} + +static uint16_t fmacc16(uint16_t a, uint16_t b, uint16_t d, float_status *s) +{ + return float16_muladd(a, b, d, 0, s); +} + +static uint32_t fmacc32(uint32_t a, uint32_t b, uint32_t d, float_status *s) +{ + return float32_muladd(a, b, d, 0, s); +} + +static uint64_t fmacc64(uint64_t a, uint64_t b, uint64_t d, float_status *s) +{ + return float64_muladd(a, b, d, 0, s); +} + +RVVCALL(OPFVV3, vfmacc_vv_h, OP_UUU_H, H2, H2, H2, fmacc16) +RVVCALL(OPFVV3, vfmacc_vv_w, OP_UUU_W, H4, H4, H4, fmacc32) +RVVCALL(OPFVV3, vfmacc_vv_d, OP_UUU_D, H8, H8, H8, fmacc64) +GEN_VEXT_VV_ENV(vfmacc_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfmacc_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfmacc_vv_d, 8, 8, clearq) + +#define OPFVF3(NAME, TD, T1, T2, TX1, TX2, HD, HS2, OP) \ +static void do_##NAME(void *vd, uint64_t s1, void *vs2, int i, \ + CPURISCVState *env) \ +{ \ + TX2 s2 = *((T2 *)vs2 + HS2(i)); \ + TD d = *((TD *)vd + HD(i)); \ + *((TD *)vd + HD(i)) = OP(s2, (TX1)(T1)s1, d, &env->fp_status);\ +} + +RVVCALL(OPFVF3, vfmacc_vf_h, OP_UUU_H, H2, H2, fmacc16) +RVVCALL(OPFVF3, vfmacc_vf_w, OP_UUU_W, H4, H4, fmacc32) +RVVCALL(OPFVF3, vfmacc_vf_d, OP_UUU_D, H8, H8, fmacc64) +GEN_VEXT_VF(vfmacc_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfmacc_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfmacc_vf_d, 8, 8, clearq) + +static uint16_t fnmacc16(uint16_t a, uint16_t b, uint16_t d, float_status *s) +{ + return float16_muladd(a, b, d, + float_muladd_negate_c | float_muladd_negate_product, s); +} + +static uint32_t fnmacc32(uint32_t a, uint32_t b, uint32_t d, float_status *s) +{ + return float32_muladd(a, b, d, + float_muladd_negate_c | float_muladd_negate_product, s); +} + +static uint64_t fnmacc64(uint64_t a, uint64_t b, uint64_t d, float_status *s) +{ + return float64_muladd(a, b, d, + float_muladd_negate_c | float_muladd_negate_product, s); +} + +RVVCALL(OPFVV3, vfnmacc_vv_h, OP_UUU_H, H2, H2, H2, fnmacc16) +RVVCALL(OPFVV3, vfnmacc_vv_w, OP_UUU_W, H4, H4, H4, fnmacc32) +RVVCALL(OPFVV3, vfnmacc_vv_d, OP_UUU_D, H8, H8, H8, fnmacc64) +GEN_VEXT_VV_ENV(vfnmacc_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfnmacc_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfnmacc_vv_d, 8, 8, clearq) +RVVCALL(OPFVF3, vfnmacc_vf_h, OP_UUU_H, H2, H2, fnmacc16) +RVVCALL(OPFVF3, vfnmacc_vf_w, OP_UUU_W, H4, H4, fnmacc32) +RVVCALL(OPFVF3, vfnmacc_vf_d, OP_UUU_D, H8, H8, fnmacc64) +GEN_VEXT_VF(vfnmacc_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfnmacc_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfnmacc_vf_d, 8, 8, clearq) + +static uint16_t fmsac16(uint16_t a, uint16_t b, uint16_t d, float_status *s) +{ + return float16_muladd(a, b, d, float_muladd_negate_c, s); +} + +static uint32_t fmsac32(uint32_t a, uint32_t b, uint32_t d, float_status *s) +{ + return float32_muladd(a, b, d, float_muladd_negate_c, s); +} + +static uint64_t fmsac64(uint64_t a, uint64_t b, uint64_t d, float_status *s) +{ + return float64_muladd(a, b, d, float_muladd_negate_c, s); +} + +RVVCALL(OPFVV3, vfmsac_vv_h, OP_UUU_H, H2, H2, H2, fmsac16) +RVVCALL(OPFVV3, vfmsac_vv_w, OP_UUU_W, H4, H4, H4, fmsac32) +RVVCALL(OPFVV3, vfmsac_vv_d, OP_UUU_D, H8, H8, H8, fmsac64) +GEN_VEXT_VV_ENV(vfmsac_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfmsac_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfmsac_vv_d, 8, 8, clearq) +RVVCALL(OPFVF3, vfmsac_vf_h, OP_UUU_H, H2, H2, fmsac16) +RVVCALL(OPFVF3, vfmsac_vf_w, OP_UUU_W, H4, H4, fmsac32) +RVVCALL(OPFVF3, vfmsac_vf_d, OP_UUU_D, H8, H8, fmsac64) +GEN_VEXT_VF(vfmsac_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfmsac_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfmsac_vf_d, 8, 8, clearq) + +static uint16_t fnmsac16(uint16_t a, uint16_t b, uint16_t d, float_status *s) +{ + return float16_muladd(a, b, d, float_muladd_negate_product, s); +} + +static uint32_t fnmsac32(uint32_t a, uint32_t b, uint32_t d, float_status *s) +{ + return float32_muladd(a, b, d, float_muladd_negate_product, s); +} + +static uint64_t fnmsac64(uint64_t a, uint64_t b, uint64_t d, float_status *s) +{ + return float64_muladd(a, b, d, float_muladd_negate_product, s); +} + +RVVCALL(OPFVV3, vfnmsac_vv_h, OP_UUU_H, H2, H2, H2, fnmsac16) +RVVCALL(OPFVV3, vfnmsac_vv_w, OP_UUU_W, H4, H4, H4, fnmsac32) +RVVCALL(OPFVV3, vfnmsac_vv_d, OP_UUU_D, H8, H8, H8, fnmsac64) +GEN_VEXT_VV_ENV(vfnmsac_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfnmsac_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfnmsac_vv_d, 8, 8, clearq) +RVVCALL(OPFVF3, vfnmsac_vf_h, OP_UUU_H, H2, H2, fnmsac16) +RVVCALL(OPFVF3, vfnmsac_vf_w, OP_UUU_W, H4, H4, fnmsac32) +RVVCALL(OPFVF3, vfnmsac_vf_d, OP_UUU_D, H8, H8, fnmsac64) +GEN_VEXT_VF(vfnmsac_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfnmsac_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfnmsac_vf_d, 8, 8, clearq) + +static uint16_t fmadd16(uint16_t a, uint16_t b, uint16_t d, float_status *s) +{ + return float16_muladd(d, b, a, 0, s); +} + +static uint32_t fmadd32(uint32_t a, uint32_t b, uint32_t d, float_status *s) +{ + return float32_muladd(d, b, a, 0, s); +} + +static uint64_t fmadd64(uint64_t a, uint64_t b, uint64_t d, float_status *s) +{ + return float64_muladd(d, b, a, 0, s); +} + +RVVCALL(OPFVV3, vfmadd_vv_h, OP_UUU_H, H2, H2, H2, fmadd16) +RVVCALL(OPFVV3, vfmadd_vv_w, OP_UUU_W, H4, H4, H4, fmadd32) +RVVCALL(OPFVV3, vfmadd_vv_d, OP_UUU_D, H8, H8, H8, fmadd64) +GEN_VEXT_VV_ENV(vfmadd_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfmadd_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfmadd_vv_d, 8, 8, clearq) +RVVCALL(OPFVF3, vfmadd_vf_h, OP_UUU_H, H2, H2, fmadd16) +RVVCALL(OPFVF3, vfmadd_vf_w, OP_UUU_W, H4, H4, fmadd32) +RVVCALL(OPFVF3, vfmadd_vf_d, OP_UUU_D, H8, H8, fmadd64) +GEN_VEXT_VF(vfmadd_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfmadd_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfmadd_vf_d, 8, 8, clearq) + +static uint16_t fnmadd16(uint16_t a, uint16_t b, uint16_t d, float_status *s) +{ + return float16_muladd(d, b, a, + float_muladd_negate_c | float_muladd_negate_product, s); +} + +static uint32_t fnmadd32(uint32_t a, uint32_t b, uint32_t d, float_status *s) +{ + return float32_muladd(d, b, a, + float_muladd_negate_c | float_muladd_negate_product, s); +} + +static uint64_t fnmadd64(uint64_t a, uint64_t b, uint64_t d, float_status *s) +{ + return float64_muladd(d, b, a, + float_muladd_negate_c | float_muladd_negate_product, s); +} + +RVVCALL(OPFVV3, vfnmadd_vv_h, OP_UUU_H, H2, H2, H2, fnmadd16) +RVVCALL(OPFVV3, vfnmadd_vv_w, OP_UUU_W, H4, H4, H4, fnmadd32) +RVVCALL(OPFVV3, vfnmadd_vv_d, OP_UUU_D, H8, H8, H8, fnmadd64) +GEN_VEXT_VV_ENV(vfnmadd_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfnmadd_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfnmadd_vv_d, 8, 8, clearq) +RVVCALL(OPFVF3, vfnmadd_vf_h, OP_UUU_H, H2, H2, fnmadd16) +RVVCALL(OPFVF3, vfnmadd_vf_w, OP_UUU_W, H4, H4, fnmadd32) +RVVCALL(OPFVF3, vfnmadd_vf_d, OP_UUU_D, H8, H8, fnmadd64) +GEN_VEXT_VF(vfnmadd_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfnmadd_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfnmadd_vf_d, 8, 8, clearq) + +static uint16_t fmsub16(uint16_t a, uint16_t b, uint16_t d, float_status *s) +{ + return float16_muladd(d, b, a, float_muladd_negate_c, s); +} + +static uint32_t fmsub32(uint32_t a, uint32_t b, uint32_t d, float_status *s) +{ + return float32_muladd(d, b, a, float_muladd_negate_c, s); +} + +static uint64_t fmsub64(uint64_t a, uint64_t b, uint64_t d, float_status *s) +{ + return float64_muladd(d, b, a, float_muladd_negate_c, s); +} + +RVVCALL(OPFVV3, vfmsub_vv_h, OP_UUU_H, H2, H2, H2, fmsub16) +RVVCALL(OPFVV3, vfmsub_vv_w, OP_UUU_W, H4, H4, H4, fmsub32) +RVVCALL(OPFVV3, vfmsub_vv_d, OP_UUU_D, H8, H8, H8, fmsub64) +GEN_VEXT_VV_ENV(vfmsub_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfmsub_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfmsub_vv_d, 8, 8, clearq) +RVVCALL(OPFVF3, vfmsub_vf_h, OP_UUU_H, H2, H2, fmsub16) +RVVCALL(OPFVF3, vfmsub_vf_w, OP_UUU_W, H4, H4, fmsub32) +RVVCALL(OPFVF3, vfmsub_vf_d, OP_UUU_D, H8, H8, fmsub64) +GEN_VEXT_VF(vfmsub_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfmsub_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfmsub_vf_d, 8, 8, clearq) + +static uint16_t fnmsub16(uint16_t a, uint16_t b, uint16_t d, float_status *s) +{ + return float16_muladd(d, b, a, float_muladd_negate_product, s); +} + +static uint32_t fnmsub32(uint32_t a, uint32_t b, uint32_t d, float_status *s) +{ + return float32_muladd(d, b, a, float_muladd_negate_product, s); +} + +static uint64_t fnmsub64(uint64_t a, uint64_t b, uint64_t d, float_status *s) +{ + return float64_muladd(d, b, a, float_muladd_negate_product, s); +} + +RVVCALL(OPFVV3, vfnmsub_vv_h, OP_UUU_H, H2, H2, H2, fnmsub16) +RVVCALL(OPFVV3, vfnmsub_vv_w, OP_UUU_W, H4, H4, H4, fnmsub32) +RVVCALL(OPFVV3, vfnmsub_vv_d, OP_UUU_D, H8, H8, H8, fnmsub64) +GEN_VEXT_VV_ENV(vfnmsub_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfnmsub_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfnmsub_vv_d, 8, 8, clearq) +RVVCALL(OPFVF3, vfnmsub_vf_h, OP_UUU_H, H2, H2, fnmsub16) +RVVCALL(OPFVF3, vfnmsub_vf_w, OP_UUU_W, H4, H4, fnmsub32) +RVVCALL(OPFVF3, vfnmsub_vf_d, OP_UUU_D, H8, H8, fnmsub64) +GEN_VEXT_VF(vfnmsub_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfnmsub_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfnmsub_vf_d, 8, 8, clearq) From patchwork Thu Jul 2 16:23:28 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278772 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from 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IronPort-SDR: yb6fhM4nKmtCxcVupPX9T7R47P8KiuCbHVqy2fmScoXcWzmLl+dDgSAPPHMVQ40o/QV1xl6WbI vCGyG9yGODng== WDCIronportException: Internal Received: from 6hj08h2.ad.shared (HELO risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:29 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 38/64] target/riscv: vector widening floating-point fused multiply-add instructions Date: Thu, 2 Jul 2020 09:23:28 -0700 Message-Id: <20200702162354.928528-39-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-36-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 17 +++++ target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 10 +++ target/riscv/vector_helper.c | 91 +++++++++++++++++++++++++ 4 files changed, 126 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 108a177f25..b537030a11 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -906,3 +906,20 @@ DEF_HELPER_6(vfmsub_vf_d, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfnmsub_vf_h, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfnmsub_vf_w, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfnmsub_vf_d, void, ptr, ptr, i64, ptr, env, i32) + +DEF_HELPER_6(vfwmacc_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwmacc_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwnmacc_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwnmacc_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwmsac_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwmsac_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwnmsac_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwnmsac_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwmacc_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwmacc_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwnmacc_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwnmacc_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwmsac_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwmsac_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwnmsac_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwnmsac_vf_w, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 9ca765d37f..c9d5078385 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -481,6 +481,14 @@ vfmsub_vv 101010 . ..... ..... 001 ..... 1010111 @r_vm vfmsub_vf 101010 . ..... ..... 101 ..... 1010111 @r_vm vfnmsub_vv 101011 . ..... ..... 001 ..... 1010111 @r_vm vfnmsub_vf 101011 . ..... ..... 101 ..... 1010111 @r_vm +vfwmacc_vv 111100 . ..... ..... 001 ..... 1010111 @r_vm +vfwmacc_vf 111100 . ..... ..... 101 ..... 1010111 @r_vm +vfwnmacc_vv 111101 . ..... ..... 001 ..... 1010111 @r_vm +vfwnmacc_vf 111101 . ..... ..... 101 ..... 1010111 @r_vm +vfwmsac_vv 111110 . ..... ..... 001 ..... 1010111 @r_vm +vfwmsac_vf 111110 . ..... ..... 101 ..... 1010111 @r_vm +vfwnmsac_vv 111111 . ..... ..... 001 ..... 1010111 @r_vm +vfwnmsac_vf 111111 . ..... ..... 101 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index ee601fd790..3a5fd0cf89 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2079,3 +2079,13 @@ GEN_OPFVF_TRANS(vfmadd_vf, opfvf_check) GEN_OPFVF_TRANS(vfnmadd_vf, opfvf_check) GEN_OPFVF_TRANS(vfmsub_vf, opfvf_check) GEN_OPFVF_TRANS(vfnmsub_vf, opfvf_check) + +/* Vector Widening Floating-Point Fused Multiply-Add Instructions */ +GEN_OPFVV_WIDEN_TRANS(vfwmacc_vv, opfvv_widen_check) +GEN_OPFVV_WIDEN_TRANS(vfwnmacc_vv, opfvv_widen_check) +GEN_OPFVV_WIDEN_TRANS(vfwmsac_vv, opfvv_widen_check) +GEN_OPFVV_WIDEN_TRANS(vfwnmsac_vv, opfvv_widen_check) +GEN_OPFVF_WIDEN_TRANS(vfwmacc_vf) +GEN_OPFVF_WIDEN_TRANS(vfwnmacc_vf) +GEN_OPFVF_WIDEN_TRANS(vfwmsac_vf) +GEN_OPFVF_WIDEN_TRANS(vfwnmsac_vf) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 29dc1d1d73..607fcc8742 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3683,3 +3683,94 @@ RVVCALL(OPFVF3, vfnmsub_vf_d, OP_UUU_D, H8, H8, fnmsub64) GEN_VEXT_VF(vfnmsub_vf_h, 2, 2, clearh) GEN_VEXT_VF(vfnmsub_vf_w, 4, 4, clearl) GEN_VEXT_VF(vfnmsub_vf_d, 8, 8, clearq) + +/* Vector Widening Floating-Point Fused Multiply-Add Instructions */ +static uint32_t fwmacc16(uint16_t a, uint16_t b, uint32_t d, float_status *s) +{ + return float32_muladd(float16_to_float32(a, true, s), + float16_to_float32(b, true, s), d, 0, s); +} + +static uint64_t fwmacc32(uint32_t a, uint32_t b, uint64_t d, float_status *s) +{ + return float64_muladd(float32_to_float64(a, s), + float32_to_float64(b, s), d, 0, s); +} + +RVVCALL(OPFVV3, vfwmacc_vv_h, WOP_UUU_H, H4, H2, H2, fwmacc16) +RVVCALL(OPFVV3, vfwmacc_vv_w, WOP_UUU_W, H8, H4, H4, fwmacc32) +GEN_VEXT_VV_ENV(vfwmacc_vv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwmacc_vv_w, 4, 8, clearq) +RVVCALL(OPFVF3, vfwmacc_vf_h, WOP_UUU_H, H4, H2, fwmacc16) +RVVCALL(OPFVF3, vfwmacc_vf_w, WOP_UUU_W, H8, H4, fwmacc32) +GEN_VEXT_VF(vfwmacc_vf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwmacc_vf_w, 4, 8, clearq) + +static uint32_t fwnmacc16(uint16_t a, uint16_t b, uint32_t d, float_status *s) +{ + return float32_muladd(float16_to_float32(a, true, s), + float16_to_float32(b, true, s), d, + float_muladd_negate_c | float_muladd_negate_product, s); +} + +static uint64_t fwnmacc32(uint32_t a, uint32_t b, uint64_t d, float_status *s) +{ + return float64_muladd(float32_to_float64(a, s), + float32_to_float64(b, s), d, + float_muladd_negate_c | float_muladd_negate_product, s); +} + +RVVCALL(OPFVV3, vfwnmacc_vv_h, WOP_UUU_H, H4, H2, H2, fwnmacc16) +RVVCALL(OPFVV3, vfwnmacc_vv_w, WOP_UUU_W, H8, H4, H4, fwnmacc32) +GEN_VEXT_VV_ENV(vfwnmacc_vv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwnmacc_vv_w, 4, 8, clearq) +RVVCALL(OPFVF3, vfwnmacc_vf_h, WOP_UUU_H, H4, H2, fwnmacc16) +RVVCALL(OPFVF3, vfwnmacc_vf_w, WOP_UUU_W, H8, H4, fwnmacc32) +GEN_VEXT_VF(vfwnmacc_vf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwnmacc_vf_w, 4, 8, clearq) + +static uint32_t fwmsac16(uint16_t a, uint16_t b, uint32_t d, float_status *s) +{ + return float32_muladd(float16_to_float32(a, true, s), + float16_to_float32(b, true, s), d, + float_muladd_negate_c, s); +} + +static uint64_t fwmsac32(uint32_t a, uint32_t b, uint64_t d, float_status *s) +{ + return float64_muladd(float32_to_float64(a, s), + float32_to_float64(b, s), d, + float_muladd_negate_c, s); +} + +RVVCALL(OPFVV3, vfwmsac_vv_h, WOP_UUU_H, H4, H2, H2, fwmsac16) +RVVCALL(OPFVV3, vfwmsac_vv_w, WOP_UUU_W, H8, H4, H4, fwmsac32) +GEN_VEXT_VV_ENV(vfwmsac_vv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwmsac_vv_w, 4, 8, clearq) +RVVCALL(OPFVF3, vfwmsac_vf_h, WOP_UUU_H, H4, H2, fwmsac16) +RVVCALL(OPFVF3, vfwmsac_vf_w, WOP_UUU_W, H8, H4, fwmsac32) +GEN_VEXT_VF(vfwmsac_vf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwmsac_vf_w, 4, 8, clearq) + +static uint32_t fwnmsac16(uint16_t a, uint16_t b, uint32_t d, float_status *s) +{ + return float32_muladd(float16_to_float32(a, true, s), + float16_to_float32(b, true, s), d, + float_muladd_negate_product, s); +} + +static uint64_t fwnmsac32(uint32_t a, uint32_t b, uint64_t d, float_status *s) +{ + return float64_muladd(float32_to_float64(a, s), + float32_to_float64(b, s), d, + float_muladd_negate_product, s); +} + +RVVCALL(OPFVV3, vfwnmsac_vv_h, WOP_UUU_H, H4, H2, H2, fwnmsac16) +RVVCALL(OPFVV3, vfwnmsac_vv_w, WOP_UUU_W, H8, H4, H4, fwnmsac32) +GEN_VEXT_VV_ENV(vfwnmsac_vv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwnmsac_vv_w, 4, 8, clearq) +RVVCALL(OPFVF3, vfwnmsac_vf_h, WOP_UUU_H, H4, H2, fwnmsac16) +RVVCALL(OPFVF3, vfwnmsac_vf_w, WOP_UUU_W, H8, H4, fwnmsac32) +GEN_VEXT_VF(vfwnmsac_vf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwnmsac_vf_w, 4, 8, clearq) From patchwork Thu Jul 2 16:23:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278775 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNWANTED_LANGUAGE_BODY, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 85381C433E0 for ; Thu, 2 Jul 2020 16:59:34 +0000 (UTC) Received: from lists.gnu.org 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WDCIronportException: Internal Received: from 6hj08h2.ad.shared (HELO risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:30 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 39/64] target/riscv: vector floating-point square-root instruction Date: Thu, 2 Jul 2020 09:23:29 -0700 Message-Id: <20200702162354.928528-40-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-37-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 4 +++ target/riscv/insn32.decode | 3 ++ target/riscv/insn_trans/trans_rvv.inc.c | 43 +++++++++++++++++++++++++ target/riscv/vector_helper.c | 43 +++++++++++++++++++++++++ 4 files changed, 93 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index b537030a11..8d44154ad2 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -923,3 +923,7 @@ DEF_HELPER_6(vfwmsac_vf_h, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfwmsac_vf_w, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfwnmsac_vf_h, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfwnmsac_vf_w, void, ptr, ptr, i64, ptr, env, i32) + +DEF_HELPER_5(vfsqrt_v_h, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vfsqrt_v_w, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vfsqrt_v_d, void, ptr, ptr, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index c9d5078385..0d58c4c5e8 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -45,6 +45,7 @@ &shift shamt rs1 rd &atomic aq rl rs2 rs1 rd &rmrr vm rd rs1 rs2 +&rmr vm rd rs2 &rwdvm vm wd rd rs1 rs2 &r2nfvm vm rd rs1 nf &rnfvm vm rd rs1 rs2 nf @@ -68,6 +69,7 @@ @r2_rm ....... ..... ..... ... ..... ....... %rs1 %rm %rd @r2 ....... ..... ..... ... ..... ....... %rs1 %rd @r2_nfvm ... ... vm:1 ..... ..... ... ..... ....... &r2nfvm %nf %rs1 %rd +@r2_vm ...... vm:1 ..... ..... ... ..... ....... &rmr %rs2 %rd @r_nfvm ... ... vm:1 ..... ..... ... ..... ....... &rnfvm %nf %rs2 %rs1 %rd @r_vm ...... vm:1 ..... ..... ... ..... ....... &rmrr %rs2 %rs1 %rd @r_vm_1 ...... . ..... ..... ... ..... ....... &rmrr vm=1 %rs2 %rs1 %rd @@ -489,6 +491,7 @@ vfwmsac_vv 111110 . ..... ..... 001 ..... 1010111 @r_vm vfwmsac_vf 111110 . ..... ..... 101 ..... 1010111 @r_vm vfwnmsac_vv 111111 . ..... ..... 001 ..... 1010111 @r_vm vfwnmsac_vf 111111 . ..... ..... 101 ..... 1010111 @r_vm +vfsqrt_v 100011 . ..... 00000 001 ..... 1010111 @r2_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 3a5fd0cf89..e875c0e48a 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2089,3 +2089,46 @@ GEN_OPFVF_WIDEN_TRANS(vfwmacc_vf) GEN_OPFVF_WIDEN_TRANS(vfwnmacc_vf) GEN_OPFVF_WIDEN_TRANS(vfwmsac_vf) GEN_OPFVF_WIDEN_TRANS(vfwnmsac_vf) + +/* Vector Floating-Point Square-Root Instruction */ + +/* + * If the current SEW does not correspond to a supported IEEE floating-point + * type, an illegal instruction exception is raised + */ +static bool opfv_check(DisasContext *s, arg_rmr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, false) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, false) && + (s->sew != 0)); +} + +#define GEN_OPFV_TRANS(NAME, CHECK) \ +static bool trans_##NAME(DisasContext *s, arg_rmr *a) \ +{ \ + if (CHECK(s, a)) { \ + uint32_t data = 0; \ + static gen_helper_gvec_3_ptr * const fns[3] = { \ + gen_helper_##NAME##_h, \ + gen_helper_##NAME##_w, \ + gen_helper_##NAME##_d, \ + }; \ + TCGLabel *over = gen_new_label(); \ + gen_set_rm(s, 7); \ + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ + \ + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ + data = FIELD_DP32(data, VDATA, VM, a->vm); \ + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ + tcg_gen_gvec_3_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ + vreg_ofs(s, a->rs2), cpu_env, 0, \ + s->vlen / 8, data, fns[s->sew - 1]); \ + gen_set_label(over); \ + return true; \ + } \ + return false; \ +} + +GEN_OPFV_TRANS(vfsqrt_v, opfv_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 607fcc8742..40ea67d116 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3774,3 +3774,46 @@ RVVCALL(OPFVF3, vfwnmsac_vf_h, WOP_UUU_H, H4, H2, fwnmsac16) RVVCALL(OPFVF3, vfwnmsac_vf_w, WOP_UUU_W, H8, H4, fwnmsac32) GEN_VEXT_VF(vfwnmsac_vf_h, 2, 4, clearl) GEN_VEXT_VF(vfwnmsac_vf_w, 4, 8, clearq) + +/* 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) \ +{ \ + TX2 s2 = *((T2 *)vs2 + HS2(i)); \ + *((TD *)vd + HD(i)) = OP(s2, &env->fp_status); \ +} + +#define GEN_VEXT_V_ENV(NAME, ESZ, DSZ, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t vlmax = vext_maxsz(desc) / ESZ; \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vm = vext_vm(desc); \ + uint32_t vl = env->vl; \ + uint32_t i; \ + \ + if (vl == 0) { \ + return; \ + } \ + for (i = 0; i < vl; i++) { \ + if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + continue; \ + } \ + do_##NAME(vd, vs2, i, env); \ + } \ + CLEAR_FN(vd, vl, vl * DSZ, vlmax * DSZ); \ +} + +RVVCALL(OPFVV1, vfsqrt_v_h, OP_UU_H, H2, H2, float16_sqrt) +RVVCALL(OPFVV1, vfsqrt_v_w, OP_UU_W, H4, H4, float32_sqrt) +RVVCALL(OPFVV1, vfsqrt_v_d, OP_UU_D, H8, H8, float64_sqrt) +GEN_VEXT_V_ENV(vfsqrt_v_h, 2, 2, clearh) +GEN_VEXT_V_ENV(vfsqrt_v_w, 4, 4, clearl) +GEN_VEXT_V_ENV(vfsqrt_v_d, 8, 8, clearq) From patchwork Thu Jul 2 16:23:30 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278785 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1C0B3C433DF for ; Thu, 2 Jul 2020 16:49:22 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher 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risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:30 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 40/64] target/riscv: vector floating-point min/max instructions Date: Thu, 2 Jul 2020 09:23:30 -0700 Message-Id: <20200702162354.928528-41-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-38-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 13 ++++++++++++ target/riscv/insn32.decode | 4 ++++ target/riscv/insn_trans/trans_rvv.inc.c | 6 ++++++ target/riscv/vector_helper.c | 27 +++++++++++++++++++++++++ 4 files changed, 50 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 8d44154ad2..a080f8358a 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -927,3 +927,16 @@ DEF_HELPER_6(vfwnmsac_vf_w, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_5(vfsqrt_v_h, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vfsqrt_v_w, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vfsqrt_v_d, void, ptr, ptr, ptr, env, i32) + +DEF_HELPER_6(vfmin_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmin_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmin_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmax_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmax_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmax_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmin_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmin_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmin_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmax_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmax_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmax_vf_d, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 0d58c4c5e8..854ff9a38f 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -492,6 +492,10 @@ vfwmsac_vf 111110 . ..... ..... 101 ..... 1010111 @r_vm vfwnmsac_vv 111111 . ..... ..... 001 ..... 1010111 @r_vm vfwnmsac_vf 111111 . ..... ..... 101 ..... 1010111 @r_vm vfsqrt_v 100011 . ..... 00000 001 ..... 1010111 @r2_vm +vfmin_vv 000100 . ..... ..... 001 ..... 1010111 @r_vm +vfmin_vf 000100 . ..... ..... 101 ..... 1010111 @r_vm +vfmax_vv 000110 . ..... ..... 001 ..... 1010111 @r_vm +vfmax_vf 000110 . ..... ..... 101 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index e875c0e48a..b40e8eec53 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2132,3 +2132,9 @@ static bool trans_##NAME(DisasContext *s, arg_rmr *a) \ } GEN_OPFV_TRANS(vfsqrt_v, opfv_check) + +/* Vector Floating-Point MIN/MAX Instructions */ +GEN_OPFVV_TRANS(vfmin_vv, opfvv_check) +GEN_OPFVV_TRANS(vfmax_vv, opfvv_check) +GEN_OPFVF_TRANS(vfmin_vf, opfvf_check) +GEN_OPFVF_TRANS(vfmax_vf, opfvf_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 40ea67d116..6779e4b976 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3817,3 +3817,30 @@ RVVCALL(OPFVV1, vfsqrt_v_d, OP_UU_D, H8, H8, float64_sqrt) GEN_VEXT_V_ENV(vfsqrt_v_h, 2, 2, clearh) GEN_VEXT_V_ENV(vfsqrt_v_w, 4, 4, clearl) GEN_VEXT_V_ENV(vfsqrt_v_d, 8, 8, clearq) + +/* Vector Floating-Point MIN/MAX Instructions */ +RVVCALL(OPFVV2, vfmin_vv_h, OP_UUU_H, H2, H2, H2, float16_minnum) +RVVCALL(OPFVV2, vfmin_vv_w, OP_UUU_W, H4, H4, H4, float32_minnum) +RVVCALL(OPFVV2, vfmin_vv_d, OP_UUU_D, H8, H8, H8, float64_minnum) +GEN_VEXT_VV_ENV(vfmin_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfmin_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfmin_vv_d, 8, 8, clearq) +RVVCALL(OPFVF2, vfmin_vf_h, OP_UUU_H, H2, H2, float16_minnum) +RVVCALL(OPFVF2, vfmin_vf_w, OP_UUU_W, H4, H4, float32_minnum) +RVVCALL(OPFVF2, vfmin_vf_d, OP_UUU_D, H8, H8, float64_minnum) +GEN_VEXT_VF(vfmin_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfmin_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfmin_vf_d, 8, 8, clearq) + +RVVCALL(OPFVV2, vfmax_vv_h, OP_UUU_H, H2, H2, H2, float16_maxnum) +RVVCALL(OPFVV2, vfmax_vv_w, OP_UUU_W, H4, H4, H4, float32_maxnum) +RVVCALL(OPFVV2, vfmax_vv_d, OP_UUU_D, H8, H8, H8, float64_maxnum) +GEN_VEXT_VV_ENV(vfmax_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfmax_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfmax_vv_d, 8, 8, clearq) +RVVCALL(OPFVF2, vfmax_vf_h, OP_UUU_H, H2, H2, float16_maxnum) +RVVCALL(OPFVF2, vfmax_vf_w, OP_UUU_W, H4, H4, float32_maxnum) +RVVCALL(OPFVF2, vfmax_vf_d, OP_UUU_D, H8, H8, float64_maxnum) +GEN_VEXT_VF(vfmax_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfmax_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfmax_vf_d, 8, 8, clearq) From patchwork Thu Jul 2 16:23:31 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278777 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D9BF6C433E0 for ; Thu, 2 Jul 2020 16:57:52 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 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qemu-devel@nongnu.org Subject: [PULL v2 41/64] target/riscv: vector floating-point sign-injection instructions Date: Thu, 2 Jul 2020 09:23:31 -0700 Message-Id: <20200702162354.928528-42-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-39-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 19 ++++++ target/riscv/insn32.decode | 6 ++ target/riscv/insn_trans/trans_rvv.inc.c | 8 +++ target/riscv/vector_helper.c | 85 +++++++++++++++++++++++++ 4 files changed, 118 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index a080f8358a..eea4c59820 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -940,3 +940,22 @@ DEF_HELPER_6(vfmin_vf_d, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfmax_vf_h, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfmax_vf_w, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfmax_vf_d, void, ptr, ptr, i64, ptr, env, i32) + +DEF_HELPER_6(vfsgnj_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnj_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnj_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnjn_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnjn_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnjn_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnjx_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnjx_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnjx_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfsgnj_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnj_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnj_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnjn_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnjn_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnjn_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnjx_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnjx_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfsgnjx_vf_d, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 854ff9a38f..0e173e9b71 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -496,6 +496,12 @@ vfmin_vv 000100 . ..... ..... 001 ..... 1010111 @r_vm vfmin_vf 000100 . ..... ..... 101 ..... 1010111 @r_vm vfmax_vv 000110 . ..... ..... 001 ..... 1010111 @r_vm vfmax_vf 000110 . ..... ..... 101 ..... 1010111 @r_vm +vfsgnj_vv 001000 . ..... ..... 001 ..... 1010111 @r_vm +vfsgnj_vf 001000 . ..... ..... 101 ..... 1010111 @r_vm +vfsgnjn_vv 001001 . ..... ..... 001 ..... 1010111 @r_vm +vfsgnjn_vf 001001 . ..... ..... 101 ..... 1010111 @r_vm +vfsgnjx_vv 001010 . ..... ..... 001 ..... 1010111 @r_vm +vfsgnjx_vf 001010 . ..... ..... 101 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index b40e8eec53..460d9bce8c 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2138,3 +2138,11 @@ GEN_OPFVV_TRANS(vfmin_vv, opfvv_check) GEN_OPFVV_TRANS(vfmax_vv, opfvv_check) GEN_OPFVF_TRANS(vfmin_vf, opfvf_check) GEN_OPFVF_TRANS(vfmax_vf, opfvf_check) + +/* Vector Floating-Point Sign-Injection Instructions */ +GEN_OPFVV_TRANS(vfsgnj_vv, opfvv_check) +GEN_OPFVV_TRANS(vfsgnjn_vv, opfvv_check) +GEN_OPFVV_TRANS(vfsgnjx_vv, opfvv_check) +GEN_OPFVF_TRANS(vfsgnj_vf, opfvf_check) +GEN_OPFVF_TRANS(vfsgnjn_vf, opfvf_check) +GEN_OPFVF_TRANS(vfsgnjx_vf, opfvf_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 6779e4b976..7f1b7a8614 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3844,3 +3844,88 @@ RVVCALL(OPFVF2, vfmax_vf_d, OP_UUU_D, H8, H8, float64_maxnum) GEN_VEXT_VF(vfmax_vf_h, 2, 2, clearh) GEN_VEXT_VF(vfmax_vf_w, 4, 4, clearl) GEN_VEXT_VF(vfmax_vf_d, 8, 8, clearq) + +/* Vector Floating-Point Sign-Injection Instructions */ +static uint16_t fsgnj16(uint16_t a, uint16_t b, float_status *s) +{ + return deposit64(b, 0, 15, a); +} + +static uint32_t fsgnj32(uint32_t a, uint32_t b, float_status *s) +{ + return deposit64(b, 0, 31, a); +} + +static uint64_t fsgnj64(uint64_t a, uint64_t b, float_status *s) +{ + return deposit64(b, 0, 63, a); +} + +RVVCALL(OPFVV2, vfsgnj_vv_h, OP_UUU_H, H2, H2, H2, fsgnj16) +RVVCALL(OPFVV2, vfsgnj_vv_w, OP_UUU_W, H4, H4, H4, fsgnj32) +RVVCALL(OPFVV2, vfsgnj_vv_d, OP_UUU_D, H8, H8, H8, fsgnj64) +GEN_VEXT_VV_ENV(vfsgnj_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfsgnj_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfsgnj_vv_d, 8, 8, clearq) +RVVCALL(OPFVF2, vfsgnj_vf_h, OP_UUU_H, H2, H2, fsgnj16) +RVVCALL(OPFVF2, vfsgnj_vf_w, OP_UUU_W, H4, H4, fsgnj32) +RVVCALL(OPFVF2, vfsgnj_vf_d, OP_UUU_D, H8, H8, fsgnj64) +GEN_VEXT_VF(vfsgnj_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfsgnj_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfsgnj_vf_d, 8, 8, clearq) + +static uint16_t fsgnjn16(uint16_t a, uint16_t b, float_status *s) +{ + return deposit64(~b, 0, 15, a); +} + +static uint32_t fsgnjn32(uint32_t a, uint32_t b, float_status *s) +{ + return deposit64(~b, 0, 31, a); +} + +static uint64_t fsgnjn64(uint64_t a, uint64_t b, float_status *s) +{ + return deposit64(~b, 0, 63, a); +} + +RVVCALL(OPFVV2, vfsgnjn_vv_h, OP_UUU_H, H2, H2, H2, fsgnjn16) +RVVCALL(OPFVV2, vfsgnjn_vv_w, OP_UUU_W, H4, H4, H4, fsgnjn32) +RVVCALL(OPFVV2, vfsgnjn_vv_d, OP_UUU_D, H8, H8, H8, fsgnjn64) +GEN_VEXT_VV_ENV(vfsgnjn_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfsgnjn_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfsgnjn_vv_d, 8, 8, clearq) +RVVCALL(OPFVF2, vfsgnjn_vf_h, OP_UUU_H, H2, H2, fsgnjn16) +RVVCALL(OPFVF2, vfsgnjn_vf_w, OP_UUU_W, H4, H4, fsgnjn32) +RVVCALL(OPFVF2, vfsgnjn_vf_d, OP_UUU_D, H8, H8, fsgnjn64) +GEN_VEXT_VF(vfsgnjn_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfsgnjn_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfsgnjn_vf_d, 8, 8, clearq) + +static uint16_t fsgnjx16(uint16_t a, uint16_t b, float_status *s) +{ + return deposit64(b ^ a, 0, 15, a); +} + +static uint32_t fsgnjx32(uint32_t a, uint32_t b, float_status *s) +{ + return deposit64(b ^ a, 0, 31, a); +} + +static uint64_t fsgnjx64(uint64_t a, uint64_t b, float_status *s) +{ + return deposit64(b ^ a, 0, 63, a); +} + +RVVCALL(OPFVV2, vfsgnjx_vv_h, OP_UUU_H, H2, H2, H2, fsgnjx16) +RVVCALL(OPFVV2, vfsgnjx_vv_w, OP_UUU_W, H4, H4, H4, fsgnjx32) +RVVCALL(OPFVV2, vfsgnjx_vv_d, OP_UUU_D, H8, H8, H8, fsgnjx64) +GEN_VEXT_VV_ENV(vfsgnjx_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfsgnjx_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfsgnjx_vv_d, 8, 8, clearq) +RVVCALL(OPFVF2, vfsgnjx_vf_h, OP_UUU_H, H2, H2, fsgnjx16) +RVVCALL(OPFVF2, vfsgnjx_vf_w, OP_UUU_W, H4, H4, fsgnjx32) +RVVCALL(OPFVF2, vfsgnjx_vf_d, OP_UUU_D, H8, H8, fsgnjx64) +GEN_VEXT_VF(vfsgnjx_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfsgnjx_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfsgnjx_vf_d, 8, 8, clearq) From patchwork Thu Jul 2 16:23:32 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278776 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AC465C433DF for ; Thu, 2 Jul 2020 16:59:17 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher 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risc6-mainframe.hgst.com) ([10.86.58.118]) by uls-op-cesaip01.wdc.com with ESMTP; 02 Jul 2020 09:33:31 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 42/64] target/riscv: vector floating-point compare instructions Date: Thu, 2 Jul 2020 09:23:32 -0700 Message-Id: <20200702162354.928528-43-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Richard Henderson , Alistair Francis , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson Message-Id: <20200701152549.1218-40-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 37 +++++ target/riscv/insn32.decode | 12 ++ target/riscv/insn_trans/trans_rvv.inc.c | 35 +++++ target/riscv/vector_helper.c | 174 ++++++++++++++++++++++++ 4 files changed, 258 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index eea4c59820..0e8d241831 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -959,3 +959,40 @@ DEF_HELPER_6(vfsgnjn_vf_d, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfsgnjx_vf_h, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfsgnjx_vf_w, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfsgnjx_vf_d, void, ptr, ptr, i64, ptr, env, i32) + +DEF_HELPER_6(vmfeq_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmfeq_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmfeq_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmfne_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmfne_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmfne_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmflt_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmflt_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmflt_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmfle_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmfle_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmfle_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmfeq_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmfeq_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmfeq_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmfne_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmfne_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmfne_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmflt_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmflt_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmflt_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmfle_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmfle_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmfle_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmfgt_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmfgt_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmfgt_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmfge_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmfge_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmfge_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmford_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmford_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmford_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmford_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmford_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vmford_vf_d, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 0e173e9b71..59fb1a2425 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -502,6 +502,18 @@ vfsgnjn_vv 001001 . ..... ..... 001 ..... 1010111 @r_vm vfsgnjn_vf 001001 . ..... ..... 101 ..... 1010111 @r_vm vfsgnjx_vv 001010 . ..... ..... 001 ..... 1010111 @r_vm vfsgnjx_vf 001010 . ..... ..... 101 ..... 1010111 @r_vm +vmfeq_vv 011000 . ..... ..... 001 ..... 1010111 @r_vm +vmfeq_vf 011000 . ..... ..... 101 ..... 1010111 @r_vm +vmfne_vv 011100 . ..... ..... 001 ..... 1010111 @r_vm +vmfne_vf 011100 . ..... ..... 101 ..... 1010111 @r_vm +vmflt_vv 011011 . ..... ..... 001 ..... 1010111 @r_vm +vmflt_vf 011011 . ..... ..... 101 ..... 1010111 @r_vm +vmfle_vv 011001 . ..... ..... 001 ..... 1010111 @r_vm +vmfle_vf 011001 . ..... ..... 101 ..... 1010111 @r_vm +vmfgt_vf 011101 . ..... ..... 101 ..... 1010111 @r_vm +vmfge_vf 011111 . ..... ..... 101 ..... 1010111 @r_vm +vmford_vv 011010 . ..... ..... 001 ..... 1010111 @r_vm +vmford_vf 011010 . ..... ..... 101 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 460d9bce8c..791d377e3c 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2146,3 +2146,38 @@ GEN_OPFVV_TRANS(vfsgnjx_vv, opfvv_check) GEN_OPFVF_TRANS(vfsgnj_vf, opfvf_check) GEN_OPFVF_TRANS(vfsgnjn_vf, opfvf_check) GEN_OPFVF_TRANS(vfsgnjx_vf, opfvf_check) + +/* Vector Floating-Point Compare Instructions */ +static bool opfvv_cmp_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_reg(s, a->rs2, false) && + vext_check_reg(s, a->rs1, false) && + (s->sew != 0) && + ((vext_check_overlap_group(a->rd, 1, a->rs1, 1 << s->lmul) && + vext_check_overlap_group(a->rd, 1, a->rs2, 1 << s->lmul)) || + (s->lmul == 0))); +} + +GEN_OPFVV_TRANS(vmfeq_vv, opfvv_cmp_check) +GEN_OPFVV_TRANS(vmfne_vv, opfvv_cmp_check) +GEN_OPFVV_TRANS(vmflt_vv, opfvv_cmp_check) +GEN_OPFVV_TRANS(vmfle_vv, opfvv_cmp_check) +GEN_OPFVV_TRANS(vmford_vv, opfvv_cmp_check) + +static bool opfvf_cmp_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_reg(s, a->rs2, false) && + (s->sew != 0) && + (vext_check_overlap_group(a->rd, 1, a->rs2, 1 << s->lmul) || + (s->lmul == 0))); +} + +GEN_OPFVF_TRANS(vmfeq_vf, opfvf_cmp_check) +GEN_OPFVF_TRANS(vmfne_vf, opfvf_cmp_check) +GEN_OPFVF_TRANS(vmflt_vf, opfvf_cmp_check) +GEN_OPFVF_TRANS(vmfle_vf, opfvf_cmp_check) +GEN_OPFVF_TRANS(vmfgt_vf, opfvf_cmp_check) +GEN_OPFVF_TRANS(vmfge_vf, opfvf_cmp_check) +GEN_OPFVF_TRANS(vmford_vf, opfvf_cmp_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 7f1b7a8614..0c12752f49 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3929,3 +3929,177 @@ RVVCALL(OPFVF2, vfsgnjx_vf_d, OP_UUU_D, H8, H8, fsgnjx64) GEN_VEXT_VF(vfsgnjx_vf_h, 2, 2, clearh) GEN_VEXT_VF(vfsgnjx_vf_w, 4, 4, clearl) GEN_VEXT_VF(vfsgnjx_vf_d, 8, 8, clearq) + +/* Vector Floating-Point Compare Instructions */ +#define GEN_VEXT_CMP_VV_ENV(NAME, ETYPE, H, DO_OP) \ +void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vm = vext_vm(desc); \ + uint32_t vl = env->vl; \ + uint32_t vlmax = vext_maxsz(desc) / sizeof(ETYPE); \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + ETYPE s1 = *((ETYPE *)vs1 + H(i)); \ + ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ + if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + continue; \ + } \ + vext_set_elem_mask(vd, mlen, i, \ + DO_OP(s2, s1, &env->fp_status)); \ + } \ + for (; i < vlmax; i++) { \ + vext_set_elem_mask(vd, mlen, i, 0); \ + } \ +} + +static bool float16_eq_quiet(uint16_t a, uint16_t b, float_status *s) +{ + FloatRelation compare = float16_compare_quiet(a, b, s); + return compare == float_relation_equal; +} + +GEN_VEXT_CMP_VV_ENV(vmfeq_vv_h, uint16_t, H2, float16_eq_quiet) +GEN_VEXT_CMP_VV_ENV(vmfeq_vv_w, uint32_t, H4, float32_eq_quiet) +GEN_VEXT_CMP_VV_ENV(vmfeq_vv_d, uint64_t, H8, float64_eq_quiet) + +#define GEN_VEXT_CMP_VF(NAME, ETYPE, H, DO_OP) \ +void HELPER(NAME)(void *vd, void *v0, uint64_t s1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vm = vext_vm(desc); \ + uint32_t vl = env->vl; \ + uint32_t vlmax = vext_maxsz(desc) / sizeof(ETYPE); \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ + if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + continue; \ + } \ + vext_set_elem_mask(vd, mlen, i, \ + DO_OP(s2, (ETYPE)s1, &env->fp_status)); \ + } \ + for (; i < vlmax; i++) { \ + vext_set_elem_mask(vd, mlen, i, 0); \ + } \ +} + +GEN_VEXT_CMP_VF(vmfeq_vf_h, uint16_t, H2, float16_eq_quiet) +GEN_VEXT_CMP_VF(vmfeq_vf_w, uint32_t, H4, float32_eq_quiet) +GEN_VEXT_CMP_VF(vmfeq_vf_d, uint64_t, H8, float64_eq_quiet) + +static bool vmfne16(uint16_t a, uint16_t b, float_status *s) +{ + FloatRelation compare = float16_compare_quiet(a, b, s); + return compare != float_relation_equal; +} + +static bool vmfne32(uint32_t a, uint32_t b, float_status *s) +{ + FloatRelation compare = float32_compare_quiet(a, b, s); + return compare != float_relation_equal; +} + +static bool vmfne64(uint64_t a, uint64_t b, float_status *s) +{ + FloatRelation compare = float64_compare_quiet(a, b, s); + return compare != float_relation_equal; +} + +GEN_VEXT_CMP_VV_ENV(vmfne_vv_h, uint16_t, H2, vmfne16) +GEN_VEXT_CMP_VV_ENV(vmfne_vv_w, uint32_t, H4, vmfne32) +GEN_VEXT_CMP_VV_ENV(vmfne_vv_d, uint64_t, H8, vmfne64) +GEN_VEXT_CMP_VF(vmfne_vf_h, uint16_t, H2, vmfne16) +GEN_VEXT_CMP_VF(vmfne_vf_w, uint32_t, H4, vmfne32) +GEN_VEXT_CMP_VF(vmfne_vf_d, uint64_t, H8, vmfne64) + +static bool float16_lt(uint16_t a, uint16_t b, float_status *s) +{ + FloatRelation compare = float16_compare(a, b, s); + return compare == float_relation_less; +} + +GEN_VEXT_CMP_VV_ENV(vmflt_vv_h, uint16_t, H2, float16_lt) +GEN_VEXT_CMP_VV_ENV(vmflt_vv_w, uint32_t, H4, float32_lt) +GEN_VEXT_CMP_VV_ENV(vmflt_vv_d, uint64_t, H8, float64_lt) +GEN_VEXT_CMP_VF(vmflt_vf_h, uint16_t, H2, float16_lt) +GEN_VEXT_CMP_VF(vmflt_vf_w, uint32_t, H4, float32_lt) +GEN_VEXT_CMP_VF(vmflt_vf_d, uint64_t, H8, float64_lt) + +static bool float16_le(uint16_t a, uint16_t b, float_status *s) +{ + FloatRelation compare = float16_compare(a, b, s); + return compare == float_relation_less || + compare == float_relation_equal; +} + +GEN_VEXT_CMP_VV_ENV(vmfle_vv_h, uint16_t, H2, float16_le) +GEN_VEXT_CMP_VV_ENV(vmfle_vv_w, uint32_t, H4, float32_le) +GEN_VEXT_CMP_VV_ENV(vmfle_vv_d, uint64_t, H8, float64_le) +GEN_VEXT_CMP_VF(vmfle_vf_h, uint16_t, H2, float16_le) +GEN_VEXT_CMP_VF(vmfle_vf_w, uint32_t, H4, float32_le) +GEN_VEXT_CMP_VF(vmfle_vf_d, uint64_t, H8, float64_le) + +static bool vmfgt16(uint16_t a, uint16_t b, float_status *s) +{ + FloatRelation compare = float16_compare(a, b, s); + return compare == float_relation_greater; +} + +static bool vmfgt32(uint32_t a, uint32_t b, float_status *s) +{ + FloatRelation compare = float32_compare(a, b, s); + return compare == float_relation_greater; +} + +static bool vmfgt64(uint64_t a, uint64_t b, float_status *s) +{ + FloatRelation compare = float64_compare(a, b, s); + return compare == float_relation_greater; +} + +GEN_VEXT_CMP_VF(vmfgt_vf_h, uint16_t, H2, vmfgt16) +GEN_VEXT_CMP_VF(vmfgt_vf_w, uint32_t, H4, vmfgt32) +GEN_VEXT_CMP_VF(vmfgt_vf_d, uint64_t, H8, vmfgt64) + +static bool vmfge16(uint16_t a, uint16_t b, float_status *s) +{ + FloatRelation compare = float16_compare(a, b, s); + return compare == float_relation_greater || + compare == float_relation_equal; +} + +static bool vmfge32(uint32_t a, uint32_t b, float_status *s) +{ + FloatRelation compare = float32_compare(a, b, s); + return compare == float_relation_greater || + compare == float_relation_equal; +} + +static bool vmfge64(uint64_t a, uint64_t b, float_status *s) +{ + FloatRelation compare = float64_compare(a, b, s); + return compare == float_relation_greater || + compare == float_relation_equal; +} + +GEN_VEXT_CMP_VF(vmfge_vf_h, uint16_t, H2, vmfge16) +GEN_VEXT_CMP_VF(vmfge_vf_w, uint32_t, H4, vmfge32) +GEN_VEXT_CMP_VF(vmfge_vf_d, uint64_t, H8, vmfge64) + +static bool float16_unordered_quiet(uint16_t a, uint16_t b, float_status *s) +{ + FloatRelation compare = float16_compare_quiet(a, b, s); + return compare == float_relation_unordered; +} + +GEN_VEXT_CMP_VV_ENV(vmford_vv_h, uint16_t, H2, !float16_unordered_quiet) +GEN_VEXT_CMP_VV_ENV(vmford_vv_w, uint32_t, H4, !float32_unordered_quiet) +GEN_VEXT_CMP_VV_ENV(vmford_vv_d, uint64_t, H8, !float64_unordered_quiet) +GEN_VEXT_CMP_VF(vmford_vf_h, uint16_t, H2, !float16_unordered_quiet) +GEN_VEXT_CMP_VF(vmford_vf_w, uint32_t, H4, !float32_unordered_quiet) +GEN_VEXT_CMP_VF(vmford_vf_d, uint64_t, H8, !float64_unordered_quiet) From patchwork Thu Jul 2 16:23:34 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278771 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 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Message-Id: <20200701152549.1218-42-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 4 +++ target/riscv/insn32.decode | 2 ++ target/riscv/insn_trans/trans_rvv.inc.c | 38 +++++++++++++++++++++++++ target/riscv/vector_helper.c | 24 ++++++++++++++++ 4 files changed, 68 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index fb744c5ec9..2c3f0a4e0c 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1000,3 +1000,7 @@ DEF_HELPER_6(vmford_vf_d, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_5(vfclass_v_h, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vfclass_v_w, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vfclass_v_d, void, ptr, ptr, ptr, env, i32) + +DEF_HELPER_6(vfmerge_vfm_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmerge_vfm_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmerge_vfm_d, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 6912eda259..38e7445a16 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -515,6 +515,8 @@ vmfge_vf 011111 . ..... ..... 101 ..... 1010111 @r_vm vmford_vv 011010 . ..... ..... 001 ..... 1010111 @r_vm vmford_vf 011010 . ..... ..... 101 ..... 1010111 @r_vm vfclass_v 100011 . ..... 10000 001 ..... 1010111 @r2_vm +vfmerge_vfm 010111 0 ..... ..... 101 ..... 1010111 @r_vm_0 +vfmv_v_f 010111 1 00000 ..... 101 ..... 1010111 @r2 vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 361bdce654..b6872376ce 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2184,3 +2184,41 @@ GEN_OPFVF_TRANS(vmford_vf, opfvf_cmp_check) /* Vector Floating-Point Classify Instruction */ GEN_OPFV_TRANS(vfclass_v, opfv_check) + +/* Vector Floating-Point Merge Instruction */ +GEN_OPFVF_TRANS(vfmerge_vfm, opfvf_check) + +static bool trans_vfmv_v_f(DisasContext *s, arg_vfmv_v_f *a) +{ + if (vext_check_isa_ill(s) && + vext_check_reg(s, a->rd, false) && + (s->sew != 0)) { + + if (s->vl_eq_vlmax) { + tcg_gen_gvec_dup_i64(s->sew, vreg_ofs(s, a->rd), + MAXSZ(s), MAXSZ(s), cpu_fpr[a->rs1]); + } else { + TCGv_ptr dest; + TCGv_i32 desc; + uint32_t data = FIELD_DP32(0, VDATA, LMUL, s->lmul); + static gen_helper_vmv_vx * const fns[3] = { + gen_helper_vmv_v_x_h, + gen_helper_vmv_v_x_w, + gen_helper_vmv_v_x_d, + }; + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + dest = tcg_temp_new_ptr(); + desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); + tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, a->rd)); + fns[s->sew - 1](dest, cpu_fpr[a->rs1], cpu_env, desc); + + tcg_temp_free_ptr(dest); + tcg_temp_free_i32(desc); + gen_set_label(over); + } + return true; + } + return false; +} diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 63f08e4554..1d5667f471 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -4194,3 +4194,27 @@ RVVCALL(OPIVV1, vfclass_v_d, OP_UU_D, H8, H8, fclass_d) GEN_VEXT_V(vfclass_v_h, 2, 2, clearh) GEN_VEXT_V(vfclass_v_w, 4, 4, clearl) GEN_VEXT_V(vfclass_v_d, 8, 8, clearq) + +/* Vector Floating-Point Merge Instruction */ +#define GEN_VFMERGE_VF(NAME, ETYPE, H, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, uint64_t s1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vm = vext_vm(desc); \ + uint32_t vl = env->vl; \ + uint32_t esz = sizeof(ETYPE); \ + uint32_t vlmax = vext_maxsz(desc) / esz; \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ + *((ETYPE *)vd + H(i)) \ + = (!vm && !vext_elem_mask(v0, mlen, i) ? s2 : s1); \ + } \ + CLEAR_FN(vd, vl, vl * esz, vlmax * esz); \ +} + +GEN_VFMERGE_VF(vfmerge_vfm_h, int16_t, H2, clearh) +GEN_VFMERGE_VF(vfmerge_vfm_w, int32_t, H4, clearl) +GEN_VFMERGE_VF(vfmerge_vfm_d, int64_t, H8, clearq) From patchwork Thu Jul 2 16:23:36 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278770 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D52ECC433E0 for ; Thu, 2 Jul 2020 17:07:03 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client 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09:33:32 -0700 From: Alistair Francis To: peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: [PULL v2 46/64] target/riscv: widening floating-point/integer type-convert instructions Date: Thu, 2 Jul 2020 09:23:36 -0700 Message-Id: <20200702162354.928528-47-alistair.francis@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200702162354.928528-1-alistair.francis@wdc.com> References: <20200702162354.928528-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=4451fe355=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-44-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 11 ++++++ target/riscv/insn32.decode | 5 +++ target/riscv/insn_trans/trans_rvv.inc.c | 48 +++++++++++++++++++++++++ target/riscv/vector_helper.c | 42 ++++++++++++++++++++++ 4 files changed, 106 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index d01e739607..c5f1f298f2 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1017,3 +1017,14 @@ DEF_HELPER_5(vfcvt_f_xu_v_d, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vfcvt_f_x_v_h, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vfcvt_f_x_v_w, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vfcvt_f_x_v_d, void, ptr, ptr, ptr, env, i32) + +DEF_HELPER_5(vfwcvt_xu_f_v_h, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vfwcvt_xu_f_v_w, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vfwcvt_x_f_v_h, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vfwcvt_x_f_v_w, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vfwcvt_f_xu_v_h, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vfwcvt_f_xu_v_w, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vfwcvt_f_x_v_h, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vfwcvt_f_x_v_w, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vfwcvt_f_f_v_h, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vfwcvt_f_f_v_w, void, ptr, ptr, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 913c3b099b..eda09f0c15 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -521,6 +521,11 @@ vfcvt_xu_f_v 100010 . ..... 00000 001 ..... 1010111 @r2_vm vfcvt_x_f_v 100010 . ..... 00001 001 ..... 1010111 @r2_vm vfcvt_f_xu_v 100010 . ..... 00010 001 ..... 1010111 @r2_vm vfcvt_f_x_v 100010 . ..... 00011 001 ..... 1010111 @r2_vm +vfwcvt_xu_f_v 100010 . ..... 01000 001 ..... 1010111 @r2_vm +vfwcvt_x_f_v 100010 . ..... 01001 001 ..... 1010111 @r2_vm +vfwcvt_f_xu_v 100010 . ..... 01010 001 ..... 1010111 @r2_vm +vfwcvt_f_x_v 100010 . ..... 01011 001 ..... 1010111 @r2_vm +vfwcvt_f_f_v 100010 . ..... 01100 001 ..... 1010111 @r2_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index ed238edfa9..0fc8947389 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2228,3 +2228,51 @@ GEN_OPFV_TRANS(vfcvt_xu_f_v, opfv_check) GEN_OPFV_TRANS(vfcvt_x_f_v, opfv_check) GEN_OPFV_TRANS(vfcvt_f_xu_v, opfv_check) GEN_OPFV_TRANS(vfcvt_f_x_v, opfv_check) + +/* Widening Floating-Point/Integer Type-Convert Instructions */ + +/* + * If the current SEW does not correspond to a supported IEEE floating-point + * type, an illegal instruction exception is raised + */ +static bool opfv_widen_check(DisasContext *s, arg_rmr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, true) && + vext_check_reg(s, a->rd, true) && + vext_check_reg(s, a->rs2, false) && + vext_check_overlap_group(a->rd, 2 << s->lmul, a->rs2, + 1 << s->lmul) && + (s->lmul < 0x3) && (s->sew < 0x3) && (s->sew != 0)); +} + +#define GEN_OPFV_WIDEN_TRANS(NAME) \ +static bool trans_##NAME(DisasContext *s, arg_rmr *a) \ +{ \ + if (opfv_widen_check(s, a)) { \ + uint32_t data = 0; \ + static gen_helper_gvec_3_ptr * const fns[2] = { \ + gen_helper_##NAME##_h, \ + gen_helper_##NAME##_w, \ + }; \ + TCGLabel *over = gen_new_label(); \ + gen_set_rm(s, 7); \ + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ + \ + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ + data = FIELD_DP32(data, VDATA, VM, a->vm); \ + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ + tcg_gen_gvec_3_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ + vreg_ofs(s, a->rs2), cpu_env, 0, \ + s->vlen / 8, data, fns[s->sew - 1]); \ + gen_set_label(over); \ + return true; \ + } \ + return false; \ +} + +GEN_OPFV_WIDEN_TRANS(vfwcvt_xu_f_v) +GEN_OPFV_WIDEN_TRANS(vfwcvt_x_f_v) +GEN_OPFV_WIDEN_TRANS(vfwcvt_f_xu_v) +GEN_OPFV_WIDEN_TRANS(vfwcvt_f_x_v) +GEN_OPFV_WIDEN_TRANS(vfwcvt_f_f_v) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 8da9ca18d3..742080dc7d 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -4251,3 +4251,45 @@ RVVCALL(OPFVV1, vfcvt_f_x_v_d, OP_UU_D, H8, H8, int64_to_float64) GEN_VEXT_V_ENV(vfcvt_f_x_v_h, 2, 2, clearh) GEN_VEXT_V_ENV(vfcvt_f_x_v_w, 4, 4, clearl) GEN_VEXT_V_ENV(vfcvt_f_x_v_d, 8, 8, clearq) + +/* Widening Floating-Point/Integer Type-Convert Instructions */ +/* (TD, T2, TX2) */ +#define WOP_UU_H uint32_t, uint16_t, uint16_t +#define WOP_UU_W uint64_t, uint32_t, uint32_t +/* vfwcvt.xu.f.v vd, vs2, vm # Convert float to double-width unsigned integer.*/ +RVVCALL(OPFVV1, vfwcvt_xu_f_v_h, WOP_UU_H, H4, H2, float16_to_uint32) +RVVCALL(OPFVV1, vfwcvt_xu_f_v_w, WOP_UU_W, H8, H4, float32_to_uint64) +GEN_VEXT_V_ENV(vfwcvt_xu_f_v_h, 2, 4, clearl) +GEN_VEXT_V_ENV(vfwcvt_xu_f_v_w, 4, 8, clearq) + +/* vfwcvt.x.f.v vd, vs2, vm # Convert float to double-width signed integer. */ +RVVCALL(OPFVV1, vfwcvt_x_f_v_h, WOP_UU_H, H4, H2, float16_to_int32) +RVVCALL(OPFVV1, vfwcvt_x_f_v_w, WOP_UU_W, H8, H4, float32_to_int64) +GEN_VEXT_V_ENV(vfwcvt_x_f_v_h, 2, 4, clearl) +GEN_VEXT_V_ENV(vfwcvt_x_f_v_w, 4, 8, clearq) + +/* vfwcvt.f.xu.v vd, vs2, vm # Convert unsigned integer to double-width float */ +RVVCALL(OPFVV1, vfwcvt_f_xu_v_h, WOP_UU_H, H4, H2, uint16_to_float32) +RVVCALL(OPFVV1, vfwcvt_f_xu_v_w, WOP_UU_W, H8, H4, uint32_to_float64) +GEN_VEXT_V_ENV(vfwcvt_f_xu_v_h, 2, 4, clearl) +GEN_VEXT_V_ENV(vfwcvt_f_xu_v_w, 4, 8, clearq) + +/* vfwcvt.f.x.v vd, vs2, vm # Convert integer to double-width float. */ +RVVCALL(OPFVV1, vfwcvt_f_x_v_h, WOP_UU_H, H4, H2, int16_to_float32) +RVVCALL(OPFVV1, vfwcvt_f_x_v_w, WOP_UU_W, H8, H4, int32_to_float64) +GEN_VEXT_V_ENV(vfwcvt_f_x_v_h, 2, 4, clearl) +GEN_VEXT_V_ENV(vfwcvt_f_x_v_w, 4, 8, clearq) + +/* + * vfwcvt.f.f.v vd, vs2, vm # + * Convert single-width float to double-width float. + */ +static uint32_t vfwcvtffv16(uint16_t a, float_status *s) +{ + return float16_to_float32(a, true, s); +} + +RVVCALL(OPFVV1, vfwcvt_f_f_v_h, WOP_UU_H, H4, H2, vfwcvtffv16) +RVVCALL(OPFVV1, vfwcvt_f_f_v_w, WOP_UU_W, H8, H4, float32_to_float64) +GEN_VEXT_V_ENV(vfwcvt_f_f_v_h, 2, 4, clearl) +GEN_VEXT_V_ENV(vfwcvt_f_f_v_w, 4, 8, clearq) From patchwork Thu Jul 2 16:23:38 2020 Content-Type: text/plain; charset="utf-8" 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List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-46-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 33 +++++++++++ target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 18 ++++++ target/riscv/vector_helper.c | 74 +++++++++++++++++++++++++ 4 files changed, 133 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 5870c4041e..a7fe4443e4 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1039,3 +1039,36 @@ DEF_HELPER_5(vfncvt_f_x_v_h, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vfncvt_f_x_v_w, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vfncvt_f_f_v_h, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vfncvt_f_f_v_w, void, ptr, ptr, ptr, env, i32) + +DEF_HELPER_6(vredsum_vs_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredsum_vs_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredsum_vs_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredsum_vs_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredmaxu_vs_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredmaxu_vs_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredmaxu_vs_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredmaxu_vs_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredmax_vs_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredmax_vs_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredmax_vs_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredmax_vs_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredminu_vs_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredminu_vs_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredminu_vs_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredminu_vs_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredmin_vs_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredmin_vs_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredmin_vs_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredmin_vs_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredand_vs_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredand_vs_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredand_vs_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredand_vs_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredor_vs_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredor_vs_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredor_vs_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredor_vs_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredxor_vs_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredxor_vs_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredxor_vs_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vredxor_vs_d, void, ptr, ptr, ptr, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 55fbe166d8..878eeecb7e 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -531,6 +531,14 @@ vfncvt_x_f_v 100010 . ..... 10001 001 ..... 1010111 @r2_vm vfncvt_f_xu_v 100010 . ..... 10010 001 ..... 1010111 @r2_vm vfncvt_f_x_v 100010 . ..... 10011 001 ..... 1010111 @r2_vm vfncvt_f_f_v 100010 . ..... 10100 001 ..... 1010111 @r2_vm +vredsum_vs 000000 . ..... ..... 010 ..... 1010111 @r_vm +vredand_vs 000001 . ..... ..... 010 ..... 1010111 @r_vm +vredor_vs 000010 . ..... ..... 010 ..... 1010111 @r_vm +vredxor_vs 000011 . ..... ..... 010 ..... 1010111 @r_vm +vredminu_vs 000100 . ..... ..... 010 ..... 1010111 @r_vm +vredmin_vs 000101 . ..... ..... 010 ..... 1010111 @r_vm +vredmaxu_vs 000110 . ..... ..... 010 ..... 1010111 @r_vm +vredmax_vs 000111 . ..... ..... 010 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 6c46d893b0..b4e3f904d3 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2324,3 +2324,21 @@ GEN_OPFV_NARROW_TRANS(vfncvt_x_f_v) GEN_OPFV_NARROW_TRANS(vfncvt_f_xu_v) GEN_OPFV_NARROW_TRANS(vfncvt_f_x_v) GEN_OPFV_NARROW_TRANS(vfncvt_f_f_v) + +/* + *** Vector Reduction Operations + */ +/* Vector Single-Width Integer Reduction Instructions */ +static bool reduction_check(DisasContext *s, arg_rmrr *a) +{ + return vext_check_isa_ill(s) && vext_check_reg(s, a->rs2, false); +} + +GEN_OPIVV_TRANS(vredsum_vs, reduction_check) +GEN_OPIVV_TRANS(vredmaxu_vs, reduction_check) +GEN_OPIVV_TRANS(vredmax_vs, reduction_check) +GEN_OPIVV_TRANS(vredminu_vs, reduction_check) +GEN_OPIVV_TRANS(vredmin_vs, reduction_check) +GEN_OPIVV_TRANS(vredand_vs, reduction_check) +GEN_OPIVV_TRANS(vredor_vs, reduction_check) +GEN_OPIVV_TRANS(vredxor_vs, reduction_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 05dcf7cd09..41564b3237 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -4332,3 +4332,77 @@ RVVCALL(OPFVV1, vfncvt_f_f_v_h, NOP_UU_H, H2, H4, vfncvtffv16) RVVCALL(OPFVV1, vfncvt_f_f_v_w, NOP_UU_W, H4, H8, float64_to_float32) GEN_VEXT_V_ENV(vfncvt_f_f_v_h, 2, 2, clearh) GEN_VEXT_V_ENV(vfncvt_f_f_v_w, 4, 4, clearl) + +/* + *** Vector Reduction Operations + */ +/* Vector Single-Width Integer Reduction Instructions */ +#define GEN_VEXT_RED(NAME, TD, TS2, HD, HS2, OP, CLEAR_FN)\ +void HELPER(NAME)(void *vd, void *v0, void *vs1, \ + void *vs2, CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vm = vext_vm(desc); \ + uint32_t vl = env->vl; \ + uint32_t i; \ + uint32_t tot = env_archcpu(env)->cfg.vlen / 8; \ + TD s1 = *((TD *)vs1 + HD(0)); \ + \ + for (i = 0; i < vl; i++) { \ + TS2 s2 = *((TS2 *)vs2 + HS2(i)); \ + if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + continue; \ + } \ + s1 = OP(s1, (TD)s2); \ + } \ + *((TD *)vd + HD(0)) = s1; \ + CLEAR_FN(vd, 1, sizeof(TD), tot); \ +} + +/* vd[0] = sum(vs1[0], vs2[*]) */ +GEN_VEXT_RED(vredsum_vs_b, int8_t, int8_t, H1, H1, DO_ADD, clearb) +GEN_VEXT_RED(vredsum_vs_h, int16_t, int16_t, H2, H2, DO_ADD, clearh) +GEN_VEXT_RED(vredsum_vs_w, int32_t, int32_t, H4, H4, DO_ADD, clearl) +GEN_VEXT_RED(vredsum_vs_d, int64_t, int64_t, H8, H8, DO_ADD, clearq) + +/* vd[0] = maxu(vs1[0], vs2[*]) */ +GEN_VEXT_RED(vredmaxu_vs_b, uint8_t, uint8_t, H1, H1, DO_MAX, clearb) +GEN_VEXT_RED(vredmaxu_vs_h, uint16_t, uint16_t, H2, H2, DO_MAX, clearh) +GEN_VEXT_RED(vredmaxu_vs_w, uint32_t, uint32_t, H4, H4, DO_MAX, clearl) +GEN_VEXT_RED(vredmaxu_vs_d, uint64_t, uint64_t, H8, H8, DO_MAX, clearq) + +/* vd[0] = max(vs1[0], vs2[*]) */ +GEN_VEXT_RED(vredmax_vs_b, int8_t, int8_t, H1, H1, DO_MAX, clearb) +GEN_VEXT_RED(vredmax_vs_h, int16_t, int16_t, H2, H2, DO_MAX, clearh) +GEN_VEXT_RED(vredmax_vs_w, int32_t, int32_t, H4, H4, DO_MAX, clearl) +GEN_VEXT_RED(vredmax_vs_d, int64_t, int64_t, H8, H8, DO_MAX, clearq) + +/* vd[0] = minu(vs1[0], vs2[*]) */ +GEN_VEXT_RED(vredminu_vs_b, uint8_t, uint8_t, H1, H1, DO_MIN, clearb) +GEN_VEXT_RED(vredminu_vs_h, uint16_t, uint16_t, H2, H2, DO_MIN, clearh) +GEN_VEXT_RED(vredminu_vs_w, uint32_t, uint32_t, H4, H4, DO_MIN, clearl) +GEN_VEXT_RED(vredminu_vs_d, uint64_t, uint64_t, H8, H8, DO_MIN, clearq) + +/* vd[0] = min(vs1[0], vs2[*]) */ +GEN_VEXT_RED(vredmin_vs_b, int8_t, int8_t, H1, H1, DO_MIN, clearb) +GEN_VEXT_RED(vredmin_vs_h, int16_t, int16_t, H2, H2, DO_MIN, clearh) +GEN_VEXT_RED(vredmin_vs_w, int32_t, int32_t, H4, H4, DO_MIN, clearl) +GEN_VEXT_RED(vredmin_vs_d, int64_t, int64_t, H8, H8, DO_MIN, clearq) + +/* vd[0] = and(vs1[0], vs2[*]) */ +GEN_VEXT_RED(vredand_vs_b, int8_t, int8_t, H1, H1, DO_AND, clearb) +GEN_VEXT_RED(vredand_vs_h, int16_t, int16_t, H2, H2, DO_AND, clearh) +GEN_VEXT_RED(vredand_vs_w, int32_t, int32_t, H4, H4, DO_AND, clearl) +GEN_VEXT_RED(vredand_vs_d, int64_t, int64_t, H8, H8, DO_AND, clearq) + +/* vd[0] = or(vs1[0], vs2[*]) */ +GEN_VEXT_RED(vredor_vs_b, int8_t, int8_t, H1, H1, DO_OR, clearb) +GEN_VEXT_RED(vredor_vs_h, int16_t, int16_t, H2, H2, DO_OR, clearh) +GEN_VEXT_RED(vredor_vs_w, int32_t, int32_t, H4, H4, DO_OR, clearl) +GEN_VEXT_RED(vredor_vs_d, int64_t, int64_t, H8, H8, DO_OR, clearq) + +/* vd[0] = xor(vs1[0], vs2[*]) */ +GEN_VEXT_RED(vredxor_vs_b, int8_t, int8_t, H1, H1, DO_XOR, clearb) +GEN_VEXT_RED(vredxor_vs_h, int16_t, int16_t, H2, H2, DO_XOR, clearh) +GEN_VEXT_RED(vredxor_vs_w, int32_t, int32_t, H4, H4, DO_XOR, clearl) +GEN_VEXT_RED(vredxor_vs_d, int64_t, int64_t, H8, H8, DO_XOR, clearq) From patchwork Thu Jul 2 16:23:39 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair 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qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-Id: <20200701152549.1218-47-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 7 +++++++ target/riscv/insn32.decode | 2 ++ target/riscv/insn_trans/trans_rvv.inc.c | 4 ++++ target/riscv/vector_helper.c | 11 +++++++++++ 4 files changed, 24 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index a7fe4443e4..1c1277c0d1 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1072,3 +1072,10 @@ DEF_HELPER_6(vredxor_vs_b, void, ptr, ptr, ptr, ptr, env, i32) DEF_HELPER_6(vredxor_vs_h, void, ptr, ptr, ptr, ptr, env, i32) DEF_HELPER_6(vredxor_vs_w, void, ptr, ptr, ptr, ptr, env, i32) DEF_HELPER_6(vredxor_vs_d, void, ptr, ptr, ptr, ptr, env, i32) + +DEF_HELPER_6(vwredsumu_vs_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwredsumu_vs_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwredsumu_vs_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwredsum_vs_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwredsum_vs_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwredsum_vs_w, void, ptr, ptr, ptr, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 878eeecb7e..b78fd8bc04 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -539,6 +539,8 @@ vredminu_vs 000100 . ..... ..... 010 ..... 1010111 @r_vm vredmin_vs 000101 . ..... ..... 010 ..... 1010111 @r_vm vredmaxu_vs 000110 . ..... ..... 010 ..... 1010111 @r_vm vredmax_vs 000111 . ..... ..... 010 ..... 1010111 @r_vm +vwredsumu_vs 110000 . ..... ..... 000 ..... 1010111 @r_vm +vwredsum_vs 110001 . ..... ..... 000 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index b4e3f904d3..91fc1fd059 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2342,3 +2342,7 @@ GEN_OPIVV_TRANS(vredmin_vs, reduction_check) GEN_OPIVV_TRANS(vredand_vs, reduction_check) GEN_OPIVV_TRANS(vredor_vs, reduction_check) GEN_OPIVV_TRANS(vredxor_vs, reduction_check) + +/* Vector Widening Integer Reduction Instructions */ +GEN_OPIVV_WIDEN_TRANS(vwredsum_vs, reduction_check) +GEN_OPIVV_WIDEN_TRANS(vwredsumu_vs, reduction_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 41564b3237..72b812c743 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -4406,3 +4406,14 @@ GEN_VEXT_RED(vredxor_vs_b, int8_t, int8_t, H1, H1, DO_XOR, clearb) GEN_VEXT_RED(vredxor_vs_h, int16_t, int16_t, H2, H2, DO_XOR, clearh) GEN_VEXT_RED(vredxor_vs_w, int32_t, int32_t, H4, H4, DO_XOR, clearl) GEN_VEXT_RED(vredxor_vs_d, int64_t, int64_t, H8, H8, DO_XOR, clearq) + +/* Vector Widening Integer Reduction Instructions */ +/* signed sum reduction into double-width accumulator */ +GEN_VEXT_RED(vwredsum_vs_b, int16_t, int8_t, H2, H1, DO_ADD, clearh) +GEN_VEXT_RED(vwredsum_vs_h, int32_t, int16_t, H4, H2, DO_ADD, clearl) +GEN_VEXT_RED(vwredsum_vs_w, int64_t, int32_t, H8, H4, DO_ADD, clearq) + +/* Unsigned sum reduction into double-width accumulator */ +GEN_VEXT_RED(vwredsumu_vs_b, uint16_t, uint8_t, H2, H1, DO_ADD, clearh) +GEN_VEXT_RED(vwredsumu_vs_h, uint32_t, uint16_t, H4, H2, DO_ADD, clearl) +GEN_VEXT_RED(vwredsumu_vs_w, uint64_t, uint32_t, H8, H4, DO_ADD, clearq) From patchwork Thu Jul 2 16:23:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278768 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 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<20200701152549.1218-54-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 5 +++++ target/riscv/insn32.decode | 1 + target/riscv/insn_trans/trans_rvv.inc.c | 27 +++++++++++++++++++++++ target/riscv/vector_helper.c | 29 +++++++++++++++++++++++++ 4 files changed, 62 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 0f9012be7e..91db396979 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1109,3 +1109,8 @@ DEF_HELPER_4(vmfirst_m, tl, ptr, ptr, env, i32) DEF_HELPER_5(vmsbf_m, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vmsif_m, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vmsof_m, void, ptr, ptr, ptr, env, i32) + +DEF_HELPER_5(viota_m_b, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(viota_m_h, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(viota_m_w, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(viota_m_d, void, ptr, ptr, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index fab4a0b7e2..415523573d 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -560,6 +560,7 @@ vmfirst_m 010101 . ..... ----- 010 ..... 1010111 @r2_vm vmsbf_m 010110 . ..... 00001 010 ..... 1010111 @r2_vm vmsif_m 010110 . ..... 00011 010 ..... 1010111 @r2_vm vmsof_m 010110 . ..... 00010 010 ..... 1010111 @r2_vm +viota_m 010110 . ..... 10000 010 ..... 1010111 @r2_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 33ffe5dc1a..4dc893fa70 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2481,3 +2481,30 @@ static bool trans_##NAME(DisasContext *s, arg_rmr *a) \ GEN_M_TRANS(vmsbf_m) GEN_M_TRANS(vmsif_m) GEN_M_TRANS(vmsof_m) + +/* Vector Iota Instruction */ +static bool trans_viota_m(DisasContext *s, arg_viota_m *a) +{ + if (vext_check_isa_ill(s) && + vext_check_reg(s, a->rd, false) && + vext_check_overlap_group(a->rd, 1 << s->lmul, a->rs2, 1) && + (a->vm != 0 || a->rd != 0)) { + uint32_t data = 0; + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + static gen_helper_gvec_3_ptr * const fns[4] = { + gen_helper_viota_m_b, gen_helper_viota_m_h, + gen_helper_viota_m_w, gen_helper_viota_m_d, + }; + tcg_gen_gvec_3_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), + vreg_ofs(s, a->rs2), cpu_env, 0, + s->vlen / 8, data, fns[s->sew]); + gen_set_label(over); + return true; + } + return false; +} diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index a58809a3cd..e0e6299e64 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -4644,3 +4644,32 @@ void HELPER(vmsof_m)(void *vd, void *v0, void *vs2, CPURISCVState *env, { vmsetm(vd, v0, vs2, env, desc, ONLY_FIRST); } + +/* Vector Iota Instruction */ +#define GEN_VEXT_VIOTA_M(NAME, ETYPE, H, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, void *vs2, CPURISCVState *env, \ + uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vm = vext_vm(desc); \ + uint32_t vl = env->vl; \ + uint32_t sum = 0; \ + int i; \ + \ + for (i = 0; i < vl; i++) { \ + if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + continue; \ + } \ + *((ETYPE *)vd + H(i)) = sum; \ + if (vext_elem_mask(vs2, mlen, i)) { \ + sum++; \ + } \ + } \ + CLEAR_FN(vd, vl, vl * sizeof(ETYPE), vlmax * sizeof(ETYPE)); \ +} + +GEN_VEXT_VIOTA_M(viota_m_b, uint8_t, H1, clearb) +GEN_VEXT_VIOTA_M(viota_m_h, uint16_t, H2, clearh) +GEN_VEXT_VIOTA_M(viota_m_w, uint32_t, H4, clearl) +GEN_VEXT_VIOTA_M(viota_m_d, uint64_t, H8, clearq) From patchwork Thu Jul 2 16:23:47 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 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List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Message-Id: <20200701152549.1218-55-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 5 +++++ target/riscv/insn32.decode | 2 ++ target/riscv/insn_trans/trans_rvv.inc.c | 25 +++++++++++++++++++++++++ target/riscv/vector_helper.c | 24 ++++++++++++++++++++++++ 4 files changed, 56 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 91db396979..c6695ea7a8 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1114,3 +1114,8 @@ DEF_HELPER_5(viota_m_b, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(viota_m_h, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(viota_m_w, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(viota_m_d, void, ptr, ptr, ptr, env, i32) + +DEF_HELPER_4(vid_v_b, void, ptr, ptr, env, i32) +DEF_HELPER_4(vid_v_h, void, ptr, ptr, env, i32) +DEF_HELPER_4(vid_v_w, void, ptr, ptr, env, i32) +DEF_HELPER_4(vid_v_d, void, ptr, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 415523573d..6f2e2df7d3 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -70,6 +70,7 @@ @r2 ....... ..... ..... ... ..... ....... %rs1 %rd @r2_nfvm ... ... vm:1 ..... ..... ... ..... ....... &r2nfvm %nf %rs1 %rd @r2_vm ...... vm:1 ..... ..... ... ..... ....... &rmr %rs2 %rd +@r1_vm ...... vm:1 ..... ..... ... ..... ....... %rd @r_nfvm ... ... vm:1 ..... ..... ... ..... ....... &rnfvm %nf %rs2 %rs1 %rd @r_vm ...... vm:1 ..... ..... ... ..... ....... &rmrr %rs2 %rs1 %rd @r_vm_1 ...... . ..... ..... ... ..... ....... &rmrr vm=1 %rs2 %rs1 %rd @@ -561,6 +562,7 @@ vmsbf_m 010110 . ..... 00001 010 ..... 1010111 @r2_vm vmsif_m 010110 . ..... 00011 010 ..... 1010111 @r2_vm vmsof_m 010110 . ..... 00010 010 ..... 1010111 @r2_vm viota_m 010110 . ..... 10000 010 ..... 1010111 @r2_vm +vid_v 010110 . 00000 10001 010 ..... 1010111 @r1_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 4dc893fa70..e94d149d3b 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2508,3 +2508,28 @@ static bool trans_viota_m(DisasContext *s, arg_viota_m *a) } return false; } + +/* Vector Element Index Instruction */ +static bool trans_vid_v(DisasContext *s, arg_vid_v *a) +{ + if (vext_check_isa_ill(s) && + vext_check_reg(s, a->rd, false) && + vext_check_overlap_mask(s, a->rd, a->vm, false)) { + uint32_t data = 0; + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + static gen_helper_gvec_2_ptr * const fns[4] = { + gen_helper_vid_v_b, gen_helper_vid_v_h, + gen_helper_vid_v_w, gen_helper_vid_v_d, + }; + tcg_gen_gvec_2_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), + cpu_env, 0, s->vlen / 8, data, fns[s->sew]); + gen_set_label(over); + return true; + } + return false; +} diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index e0e6299e64..0fa899b6ff 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -4673,3 +4673,27 @@ GEN_VEXT_VIOTA_M(viota_m_b, uint8_t, H1, clearb) GEN_VEXT_VIOTA_M(viota_m_h, uint16_t, H2, clearh) GEN_VEXT_VIOTA_M(viota_m_w, uint32_t, H4, clearl) GEN_VEXT_VIOTA_M(viota_m_d, uint64_t, H8, clearq) + +/* Vector Element Index Instruction */ +#define GEN_VEXT_VID_V(NAME, ETYPE, H, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vm = vext_vm(desc); \ + uint32_t vl = env->vl; \ + int i; \ + \ + for (i = 0; i < vl; i++) { \ + if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + continue; \ + } \ + *((ETYPE *)vd + H(i)) = i; \ + } \ + CLEAR_FN(vd, vl, vl * sizeof(ETYPE), vlmax * sizeof(ETYPE)); \ +} + +GEN_VEXT_VID_V(vid_v_b, uint8_t, H1, clearb) +GEN_VEXT_VID_V(vid_v_h, uint16_t, H2, clearh) +GEN_VEXT_VID_V(vid_v_w, uint32_t, H4, clearl) +GEN_VEXT_VID_V(vid_v_d, uint64_t, H8, clearq) From patchwork Thu Jul 2 16:23:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 278766 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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by eggs.gnu.org: First seen = 2020/07/02 12:33:30 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Message-Id: <20200701152549.1218-60-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 9 +++ target/riscv/insn32.decode | 3 + target/riscv/insn_trans/trans_rvv.inc.c | 78 +++++++++++++++++++++++++ target/riscv/vector_helper.c | 60 +++++++++++++++++++ 4 files changed, 150 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 29a5eb7049..eca1ab541b 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1136,3 +1136,12 @@ DEF_HELPER_6(vslide1down_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vslide1down_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vslide1down_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vslide1down_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vrgather_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vrgather_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vrgather_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vrgather_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vrgather_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vrgather_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vrgather_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vrgather_vx_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 36123f71b9..80d5ff74a9 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -574,6 +574,9 @@ vslide1up_vx 001110 . ..... ..... 110 ..... 1010111 @r_vm vslidedown_vx 001111 . ..... ..... 100 ..... 1010111 @r_vm vslidedown_vi 001111 . ..... ..... 011 ..... 1010111 @r_vm vslide1down_vx 001111 . ..... ..... 110 ..... 1010111 @r_vm +vrgather_vv 001100 . ..... ..... 000 ..... 1010111 @r_vm +vrgather_vx 001100 . ..... ..... 100 ..... 1010111 @r_vm +vrgather_vi 001100 . ..... ..... 011 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 4ed6d1ee2e..c0b7745a63 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2776,3 +2776,81 @@ GEN_OPIVI_TRANS(vslideup_vi, 1, vslideup_vx, slideup_check) GEN_OPIVX_TRANS(vslidedown_vx, opivx_check) GEN_OPIVX_TRANS(vslide1down_vx, opivx_check) GEN_OPIVI_TRANS(vslidedown_vi, 1, vslidedown_vx, opivx_check) + +/* Vector Register Gather Instruction */ +static bool vrgather_vv_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, true) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs1, false) && + vext_check_reg(s, a->rs2, false) && + (a->rd != a->rs2) && (a->rd != a->rs1)); +} + +GEN_OPIVV_TRANS(vrgather_vv, vrgather_vv_check) + +static bool vrgather_vx_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, true) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, false) && + (a->rd != a->rs2)); +} + +/* vrgather.vx vd, vs2, rs1, vm # vd[i] = (x[rs1] >= VLMAX) ? 0 : vs2[rs1] */ +static bool trans_vrgather_vx(DisasContext *s, arg_rmrr *a) +{ + if (!vrgather_vx_check(s, a)) { + return false; + } + + if (a->vm && s->vl_eq_vlmax) { + int vlmax = s->vlen / s->mlen; + TCGv_i64 dest = tcg_temp_new_i64(); + + if (a->rs1 == 0) { + vec_element_loadi(s, dest, a->rs2, 0); + } else { + vec_element_loadx(s, dest, a->rs2, cpu_gpr[a->rs1], vlmax); + } + + tcg_gen_gvec_dup_i64(s->sew, vreg_ofs(s, a->rd), + MAXSZ(s), MAXSZ(s), dest); + tcg_temp_free_i64(dest); + } else { + static gen_helper_opivx * const fns[4] = { + gen_helper_vrgather_vx_b, gen_helper_vrgather_vx_h, + gen_helper_vrgather_vx_w, gen_helper_vrgather_vx_d + }; + return opivx_trans(a->rd, a->rs1, a->rs2, a->vm, fns[s->sew], s); + } + return true; +} + +/* vrgather.vi vd, vs2, imm, vm # vd[i] = (imm >= VLMAX) ? 0 : vs2[imm] */ +static bool trans_vrgather_vi(DisasContext *s, arg_rmrr *a) +{ + if (!vrgather_vx_check(s, a)) { + return false; + } + + if (a->vm && s->vl_eq_vlmax) { + if (a->rs1 >= s->vlen / s->mlen) { + tcg_gen_gvec_dup_imm(SEW64, vreg_ofs(s, a->rd), + MAXSZ(s), MAXSZ(s), 0); + } else { + tcg_gen_gvec_dup_mem(s->sew, vreg_ofs(s, a->rd), + endian_ofs(s, a->rs2, a->rs1), + MAXSZ(s), MAXSZ(s)); + } + } else { + static gen_helper_opivx * const fns[4] = { + gen_helper_vrgather_vx_b, gen_helper_vrgather_vx_h, + gen_helper_vrgather_vx_w, gen_helper_vrgather_vx_d + }; + return opivi_trans(a->rd, a->rs1, a->rs2, a->vm, fns[s->sew], s, 1); + } + return true; +} diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 51c4bc5756..3179b1faef 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -4811,3 +4811,63 @@ GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_b, uint8_t, H1, clearb) GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_h, uint16_t, H2, clearh) GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_w, uint32_t, H4, clearl) GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_d, uint64_t, H8, clearq) + +/* Vector Register Gather Instruction */ +#define GEN_VEXT_VRGATHER_VV(NAME, ETYPE, H, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vm = vext_vm(desc); \ + uint32_t vl = env->vl; \ + uint32_t index, i; \ + \ + for (i = 0; i < vl; i++) { \ + if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + continue; \ + } \ + index = *((ETYPE *)vs1 + H(i)); \ + if (index >= vlmax) { \ + *((ETYPE *)vd + H(i)) = 0; \ + } else { \ + *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(index)); \ + } \ + } \ + CLEAR_FN(vd, vl, vl * sizeof(ETYPE), vlmax * sizeof(ETYPE)); \ +} + +/* vd[i] = (vs1[i] >= VLMAX) ? 0 : vs2[vs1[i]]; */ +GEN_VEXT_VRGATHER_VV(vrgather_vv_b, uint8_t, H1, clearb) +GEN_VEXT_VRGATHER_VV(vrgather_vv_h, uint16_t, H2, clearh) +GEN_VEXT_VRGATHER_VV(vrgather_vv_w, uint32_t, H4, clearl) +GEN_VEXT_VRGATHER_VV(vrgather_vv_d, uint64_t, H8, clearq) + +#define GEN_VEXT_VRGATHER_VX(NAME, ETYPE, H, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vm = vext_vm(desc); \ + uint32_t vl = env->vl; \ + uint32_t index = s1, i; \ + \ + for (i = 0; i < vl; i++) { \ + if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + continue; \ + } \ + if (index >= vlmax) { \ + *((ETYPE *)vd + H(i)) = 0; \ + } else { \ + *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(index)); \ + } \ + } \ + CLEAR_FN(vd, vl, vl * sizeof(ETYPE), vlmax * sizeof(ETYPE)); \ +} + +/* vd[i] = (x[rs1] >= VLMAX) ? 0 : vs2[rs1] */ +GEN_VEXT_VRGATHER_VX(vrgather_vx_b, uint8_t, H1, clearb) +GEN_VEXT_VRGATHER_VX(vrgather_vx_h, uint16_t, H2, clearh) +GEN_VEXT_VRGATHER_VX(vrgather_vx_w, uint32_t, H4, clearl) +GEN_VEXT_VRGATHER_VX(vrgather_vx_d, uint64_t, H8, clearq) From patchwork Thu Jul 2 16:23:53 2020 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List-Subscribe: , Cc: alistair23@gmail.com, Alistair Francis , Richard Henderson , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: LIU Zhiwei Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Message-Id: <20200701152549.1218-61-zhiwei_liu@c-sky.com> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 5 ++++ target/riscv/insn32.decode | 1 + target/riscv/insn_trans/trans_rvv.inc.c | 32 +++++++++++++++++++++++++ target/riscv/vector_helper.c | 26 ++++++++++++++++++++ 4 files changed, 64 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index eca1ab541b..acc298219d 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1145,3 +1145,8 @@ DEF_HELPER_6(vrgather_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vrgather_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vrgather_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vrgather_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vcompress_vm_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vcompress_vm_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vcompress_vm_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vcompress_vm_d, void, ptr, ptr, ptr, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 80d5ff74a9..bdd8563067 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -577,6 +577,7 @@ vslide1down_vx 001111 . ..... ..... 110 ..... 1010111 @r_vm vrgather_vv 001100 . ..... ..... 000 ..... 1010111 @r_vm vrgather_vx 001100 . ..... ..... 100 ..... 1010111 @r_vm vrgather_vi 001100 . ..... ..... 011 ..... 1010111 @r_vm +vcompress_vm 010111 - ..... ..... 010 ..... 1010111 @r vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index c0b7745a63..dc333e6a91 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2854,3 +2854,35 @@ static bool trans_vrgather_vi(DisasContext *s, arg_rmrr *a) } return true; } + +/* Vector Compress Instruction */ +static bool vcompress_vm_check(DisasContext *s, arg_r *a) +{ + return (vext_check_isa_ill(s) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, false) && + vext_check_overlap_group(a->rd, 1 << s->lmul, a->rs1, 1) && + (a->rd != a->rs2)); +} + +static bool trans_vcompress_vm(DisasContext *s, arg_r *a) +{ + if (vcompress_vm_check(s, a)) { + uint32_t data = 0; + static gen_helper_gvec_4_ptr * const fns[4] = { + gen_helper_vcompress_vm_b, gen_helper_vcompress_vm_h, + gen_helper_vcompress_vm_w, gen_helper_vcompress_vm_d, + }; + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + 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, 0, s->vlen / 8, data, fns[s->sew]); + gen_set_label(over); + return true; + } + return false; +} diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 3179b1faef..39f44d1029 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -4871,3 +4871,29 @@ GEN_VEXT_VRGATHER_VX(vrgather_vx_b, uint8_t, H1, clearb) GEN_VEXT_VRGATHER_VX(vrgather_vx_h, uint16_t, H2, clearh) GEN_VEXT_VRGATHER_VX(vrgather_vx_w, uint32_t, H4, clearl) GEN_VEXT_VRGATHER_VX(vrgather_vx_d, uint64_t, H8, clearq) + +/* Vector Compress Instruction */ +#define GEN_VEXT_VCOMPRESS_VM(NAME, ETYPE, H, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vl = env->vl; \ + uint32_t num = 0, i; \ + \ + for (i = 0; i < vl; i++) { \ + if (!vext_elem_mask(vs1, mlen, i)) { \ + continue; \ + } \ + *((ETYPE *)vd + H(num)) = *((ETYPE *)vs2 + H(i)); \ + num++; \ + } \ + CLEAR_FN(vd, num, num * sizeof(ETYPE), vlmax * sizeof(ETYPE)); \ +} + +/* Compress into vd elements of vs2 where vs1 is enabled */ +GEN_VEXT_VCOMPRESS_VM(vcompress_vm_b, uint8_t, H1, clearb) +GEN_VEXT_VCOMPRESS_VM(vcompress_vm_h, uint16_t, H2, clearh) +GEN_VEXT_VCOMPRESS_VM(vcompress_vm_w, uint32_t, H4, clearl) +GEN_VEXT_VCOMPRESS_VM(vcompress_vm_d, uint64_t, H8, clearq)