From patchwork Fri Oct 15 07:45:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frank Chang X-Patchwork-Id: 1541424 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=sifive.com header.i=@sifive.com header.a=rsa-sha256 header.s=google header.b=mjoYp1Rv; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) 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 bilbo.ozlabs.org (Postfix) with ESMTPS id 4HVzL10XgBz9t1Q for ; Fri, 15 Oct 2021 19:03:35 +1100 (AEDT) Received: from localhost ([::1]:40814 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mbIBg-0000z8-BS for incoming@patchwork.ozlabs.org; Fri, 15 Oct 2021 04:03:32 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:46388) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mbHxP-0000KD-BI for qemu-devel@nongnu.org; Fri, 15 Oct 2021 03:48:47 -0400 Received: from mail-pg1-x52a.google.com ([2607:f8b0:4864:20::52a]:36626) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mbHxN-0003VU-Jg for qemu-devel@nongnu.org; Fri, 15 Oct 2021 03:48:47 -0400 Received: by mail-pg1-x52a.google.com with SMTP id 75so7878063pga.3 for ; Fri, 15 Oct 2021 00:48:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=jTm1MeiWxbxrtA34NqCU55ziGuGDL4gKwg3qbnMgdtA=; b=mjoYp1Rv/T4xXTYajki9PzH9hxDYUiboRYm+h1a15I6mfTUOIJ7ivC38iqbtKYXKl3 O2NcStfCg0aEIdRgvq5ePfQ8300cBhbvdkHCmtI4+MFK7YdC+lFvRL6yPvhNz09ulWU0 4VNyS/eJcs2ekdDefSlm734ZCmlmHr/jcA/jq3Fl1gXymg2CV8SYjb0TgiIRK9qFTqz9 cEuehkz+he9O+5QZKheTDllv3cRxKMb45tr85VUi2teGTL6bcBMVqZ59nyTrGl09COgy pm3IMaIw7XXXXvZB+z3UtdmITE3IRWv5M48AIbxxjF7kfdFC+GyJCYB94hWOGpCKqgBV VYFw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=jTm1MeiWxbxrtA34NqCU55ziGuGDL4gKwg3qbnMgdtA=; b=W7ngyN7rUbN017/t5bJ4+YUr9En6u7+QLhiSrVn19UD77vTB7rBBusuNC0zDooUqyv ZNos2UeoxrvF+1+8URGmmCAhuyzqzUWOYzteqZ0RgHGfGTds8bf5/aBiaQ5q8MYdmnAH To33B/DnDsS2ToM5wKHWnDn2pME79TAcIY3y2acDddNGVU/lqYy5e10ZqgaL7hySM4vr XfRJJoK+5AXFD+1bDybCvQ7D9R2kdmMxPDPAI02e/TRQ9ZMI5AAO24m4JdNiA3WZ5m76 MBmzXaxez4Fk4xEbHUsUMPD6XvXN+x6JuMO2WcmuVRkvVc61MwhtJhAt2IYLqgW0Bb58 7tLg== X-Gm-Message-State: AOAM5331OKbFZAIoomKL8E92ubozChXbFyPY5Fyr0izD9yEl4SrQS2kt 3PrC8mV3z+/Spaz5RtWzdWFHueEICz8yQTal X-Google-Smtp-Source: ABdhPJwyGRrnB4k125SRKoK9DmDPdDSUBIjLnsScSOmMRXSKJkhJsSuS6wr9k2q2+KSGJckqIYqkrQ== X-Received: by 2002:a63:1b23:: with SMTP id b35mr7946180pgb.262.1634284124084; Fri, 15 Oct 2021 00:48:44 -0700 (PDT) Received: from localhost.localdomain (123-193-74-252.dynamic.kbronet.com.tw. [123.193.74.252]) by smtp.gmail.com with ESMTPSA id z13sm4271680pfq.130.2021.10.15.00.48.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Oct 2021 00:48:43 -0700 (PDT) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v8 30/78] target/riscv: rvv-1.0: find-first-set mask bit instruction Date: Fri, 15 Oct 2021 15:45:38 +0800 Message-Id: <20211015074627.3957162-38-frank.chang@sifive.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211015074627.3957162-1-frank.chang@sifive.com> References: <20211015074627.3957162-1-frank.chang@sifive.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::52a; envelope-from=frank.chang@sifive.com; helo=mail-pg1-x52a.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no 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: Frank Chang , Palmer Dabbelt , Alistair Francis , Bin Meng , Richard Henderson Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Frank Chang Signed-off-by: Frank Chang Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 2 +- target/riscv/insn32.decode | 2 +- target/riscv/insn_trans/trans_rvv.c.inc | 4 ++-- target/riscv/vector_helper.c | 6 +++--- 4 files changed, 7 insertions(+), 7 deletions(-) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 3f30882aec4..7646567eb27 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1022,7 +1022,7 @@ DEF_HELPER_6(vmxnor_mm, void, ptr, ptr, ptr, ptr, env, i32) DEF_HELPER_4(vcpop_m, tl, ptr, ptr, env, i32) -DEF_HELPER_4(vmfirst_m, tl, ptr, ptr, env, i32) +DEF_HELPER_4(vfirst_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) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index e748f7ca714..4df2aa9cddc 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -628,7 +628,7 @@ vmnor_mm 011110 - ..... ..... 010 ..... 1010111 @r vmornot_mm 011100 - ..... ..... 010 ..... 1010111 @r vmxnor_mm 011111 - ..... ..... 010 ..... 1010111 @r vcpop_m 010000 . ..... 10000 010 ..... 1010111 @r2_vm -vmfirst_m 010101 . ..... ----- 010 ..... 1010111 @r2_vm +vfirst_m 010000 . ..... 10001 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 diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_trans/trans_rvv.c.inc index fc17e57d0f7..5376adca60c 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -2695,7 +2695,7 @@ static bool trans_vcpop_m(DisasContext *s, arg_rmr *a) } /* vmfirst find-first-set mask bit */ -static bool trans_vmfirst_m(DisasContext *s, arg_rmr *a) +static bool trans_vfirst_m(DisasContext *s, arg_rmr *a) { if (require_rvv(s) && vext_check_isa_ill(s)) { @@ -2714,7 +2714,7 @@ static bool trans_vmfirst_m(DisasContext *s, arg_rmr *a) tcg_gen_addi_ptr(src2, cpu_env, vreg_ofs(s, a->rs2)); tcg_gen_addi_ptr(mask, cpu_env, vreg_ofs(s, 0)); - gen_helper_vmfirst_m(dst, mask, src2, cpu_env, desc); + gen_helper_vfirst_m(dst, mask, src2, cpu_env, desc); gen_set_gpr(s, a->rd, dst); tcg_temp_free_ptr(mask); diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 9451112b3da..f97783acf05 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -4233,9 +4233,9 @@ target_ulong HELPER(vcpop_m)(void *v0, void *vs2, CPURISCVState *env, return cnt; } -/* vmfirst find-first-set mask bit*/ -target_ulong HELPER(vmfirst_m)(void *v0, void *vs2, CPURISCVState *env, - uint32_t desc) +/* vfirst find-first-set mask bit*/ +target_ulong HELPER(vfirst_m)(void *v0, void *vs2, CPURISCVState *env, + uint32_t desc) { uint32_t vm = vext_vm(desc); uint32_t vl = env->vl;