From patchwork Mon Sep 26 14:52:31 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?R=C3=A9mi_Denis-Courmont?= X-Patchwork-Id: 38344 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a05:6a20:3b1c:b0:96:9ee8:5cfd with SMTP id c28csp2304452pzh; Mon, 26 Sep 2022 07:54:03 -0700 (PDT) X-Google-Smtp-Source: AMsMyM4/k6Attsf6UbRnx0AdHfH/vV5EIEnQzZFzRgO/oxzyHsqPFcePx9q7TrYM8ZGklF1h+e0J X-Received: by 2002:a17:906:6086:b0:731:3970:48d0 with SMTP id t6-20020a170906608600b00731397048d0mr18715465ejj.16.1664204043495; Mon, 26 Sep 2022 07:54:03 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1664204043; cv=none; d=google.com; s=arc-20160816; b=a6H92sIAdzxg+4JETuxWDkt5O4NX0BEeC9OC8nHb2Lhh+XC63sTd52dGOAV/tM4Dk9 3t76GshWuntkK8EKKQngS9QYfcl2fOUjt623gOlQvdoLxPoriY7s3lBom8REB7jXXCxF 00rvGZKtVkdlT9syafHR/yYY8XwXO+ZsydwdoOwTAInLCpVqz6/BMnXj/iYybgyQy/uA S620yPGCX4/UQ9E34Ka56e/0e+VvRumj6qX58hLl/IKbkb9IqLOWBNOxoHv4ZdtTZfhm pK0QPKytZ3Gf1zhZemiwi75NXfs4h0PSbgUFgVd21cdnuZmP9Af2G1b1t1fw4wEoBx9x USfA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:content-transfer-encoding:reply-to:list-subscribe :list-help:list-post:list-archive:list-unsubscribe:list-id :precedence:subject:mime-version:references:in-reply-to:message-id :date:to:from:delivered-to; bh=rX9sAHaxNVnK4F4jClfWnkAchEJ7UCwhjW3SdFWIihM=; b=QJC5EyL5ITvDVUO6VSmQqyhAIObISdaIrzSspi/PBanyx0pw14qftHPneGWSUST/Hq Q7R/bOsXmFZpxgMU96nsSmBlpUmoavNTYDlLv9Te77aK2S925rQBitbYhYK3ds8s+Skd QCnJjVXesCV9euclArhOGN9noi0Ul8bO01OQMU0lLpO4A8SjuDn/mZsishTZXaL4xy1+ cn+NTHttLvCDRtiMLzHccCCGk+hLVrjQ0hGrzZBBMWfn3E1A2ju1GtSu8tagZWo7OW/o S/o4RHgjd2VCxXj+g4bTWqaOPzaft9IfoZrZRfYIb1xepGfvP6oHbjdFdMhv4kobzFEN g/4Q== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org. [79.124.17.100]) by mx.google.com with ESMTP id sh41-20020a1709076ea900b0073123a3bea6si41547ejc.769.2022.09.26.07.54.02; Mon, 26 Sep 2022 07:54:03 -0700 (PDT) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: mx.google.com; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id F243568BB70; Mon, 26 Sep 2022 17:53:04 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from ursule.remlab.net (vps-a2bccee9.vps.ovh.net [51.75.19.47]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 2558A68BA76 for ; Mon, 26 Sep 2022 17:52:57 +0300 (EEST) Received: from basile.remlab.net (localhost [IPv6:::1]) by ursule.remlab.net (Postfix) with ESMTP id 123D6C00B7 for ; Mon, 26 Sep 2022 17:52:53 +0300 (EEST) From: remi@remlab.net To: ffmpeg-devel@ffmpeg.org Date: Mon, 26 Sep 2022 17:52:31 +0300 Message-Id: <20220926145251.56351-11-remi@remlab.net> X-Mailer: git-send-email 2.37.2 In-Reply-To: <5862173.lOV4Wx5bFT@basile.remlab.net> References: <5862173.lOV4Wx5bFT@basile.remlab.net> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 11/31] lavu/floatdsp: RISC-V V vector_dmul X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: g2YpL+A7o6X2 From: Rémi Denis-Courmont --- libavutil/riscv/float_dsp_init.c | 6 +++++- libavutil/riscv/float_dsp_rvv.S | 17 +++++++++++++++++ 2 files changed, 22 insertions(+), 1 deletion(-) diff --git a/libavutil/riscv/float_dsp_init.c b/libavutil/riscv/float_dsp_init.c index 2482094ab4..29114dfb82 100644 --- a/libavutil/riscv/float_dsp_init.c +++ b/libavutil/riscv/float_dsp_init.c @@ -30,6 +30,8 @@ void ff_vector_fmul_rvv(float *dst, const float *src0, const float *src1, void ff_vector_fmul_scalar_rvv(float *dst, const float *src, float mul, int len); +void ff_vector_dmul_rvv(double *dst, const double *src0, const double *src1, + int len); void ff_vector_dmul_scalar_rvv(double *dst, const double *src, double mul, int len); @@ -43,7 +45,9 @@ av_cold void ff_float_dsp_init_riscv(AVFloatDSPContext *fdsp) fdsp->vector_fmul_scalar = ff_vector_fmul_scalar_rvv; } - if (flags & AV_CPU_FLAG_RVV_F64) + if (flags & AV_CPU_FLAG_RVV_F64) { + fdsp->vector_dmul = ff_vector_dmul_rvv; fdsp->vector_dmul_scalar = ff_vector_dmul_scalar_rvv; + } #endif } diff --git a/libavutil/riscv/float_dsp_rvv.S b/libavutil/riscv/float_dsp_rvv.S index 00fb7354bb..710e122444 100644 --- a/libavutil/riscv/float_dsp_rvv.S +++ b/libavutil/riscv/float_dsp_rvv.S @@ -55,6 +55,23 @@ NOHWF mv a2, a3 ret endfunc +// (a0) = (a1) * (a2) [0..a3-1] +func ff_vector_dmul_rvv, zve64d +1: + vsetvli t0, a3, e64, m1, ta, ma + vle64.v v16, (a1) + sub a3, a3, t0 + vle64.v v24, (a2) + sh3add a1, t0, a1 + vfmul.vv v16, v16, v24 + sh3add a2, t0, a2 + vse64.v v16, (a0) + sh3add a0, t0, a0 + bnez a3, 1b + + ret +endfunc + // (a0) = (a1) * fa0 [0..a2-1] func ff_vector_dmul_scalar_rvv, zve64d NOHWD fmv.d.x fa0, a2