From patchwork Mon Sep 26 14:52:29 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: 38341 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a05:6a20:3b1c:b0:96:9ee8:5cfd with SMTP id c28csp2304196pzh; Mon, 26 Sep 2022 07:53:34 -0700 (PDT) X-Google-Smtp-Source: AMsMyM6rlpP1QQINvBq/C2cNfyg0E+ocpEZuo1A268aNW6k6vCFg3OL2KiAOZoek1hfjBcdiECJ8 X-Received: by 2002:a05:6402:2709:b0:451:d665:e787 with SMTP id y9-20020a056402270900b00451d665e787mr22648838edd.317.1664204013840; Mon, 26 Sep 2022 07:53:33 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1664204013; cv=none; d=google.com; s=arc-20160816; b=RHl9sIsmLW63KCREG9oQf2Wmb2sqAHOw3b1+B+KdWKJK04taQWsBEWQ2v/15z76gbD 7lbxBMy1YgeMJKfzPDZd64Mt9kU9zgOP5N5kaV0HqOc8HDiiz8r30cfOyiZBh+w0iAiO RS3kAsrxUdHnser+n/QWHYCP/t1wXGifiiooHb+caU+ucRdd3kI5w4Z7MOO2XGQ50Gb+ qauDAT39WDTHnYzBFt3jly7DOAX1v6D+zq+w0aAUT8x1JACsPdLY8r4i4eJvvdTqYjFC 1WzOy85FRe4DHAa6vpoZSefzhs5RriuViDMJuKP3h1kI1gg9Mr/07UdGoD2PlYloG73O 9ooA== 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=XAE3QUFAbkqn7NVVimAtPA/PCiVHCRuZ7TWaVKpubx0=; b=uEya7RgvuWaldb476JKAVjL28UnpP6SWSUfCLBGFxDcqpuHVklSn6fM6XCByM8oVHf q/IKUPLQ6t46f/I8YBW+Z0ysh3gA5H7l3njxRfybS4TEnPYuk+jy51FxVAA7pdhZygc4 PF7+kCjOzmxBP4sWJtU9AFfaoYUKfCAK8sIz3Ucnw0XHhkQ0D6ZNXTMxgFg/NL5Bm3Pt S8Qe9zCe8zvVA7ZkBmpGdXGbxgEGGYyZP6LuCf3xOT9Wo/V19UMifAHFVpD7LpG4cKkk k3ba/IOU0RfpcIu8MW9DYPmtWLJG/Cq762PrsGcOOhzoaFKLzMr8gemB1OXbXXBBOYlw Wykg== 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 e5-20020a170906044500b00779c6c57dbfsi51701eja.556.2022.09.26.07.53.32; Mon, 26 Sep 2022 07:53:33 -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 617B668BB45; Mon, 26 Sep 2022 17:53:01 +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 E2A1568B940 for ; Mon, 26 Sep 2022 17:52:56 +0300 (EEST) Received: from basile.remlab.net (localhost [IPv6:::1]) by ursule.remlab.net (Postfix) with ESMTP id AB133C00B5 for ; Mon, 26 Sep 2022 17:52:52 +0300 (EEST) From: remi@remlab.net To: ffmpeg-devel@ffmpeg.org Date: Mon, 26 Sep 2022 17:52:29 +0300 Message-Id: <20220926145251.56351-9-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 09/31] lavu/floatdsp: RISC-V V vector_dmul_scalar 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: ONpNWAJJQqC4 From: Rémi Denis-Courmont --- libavutil/riscv/float_dsp_init.c | 6 ++++++ libavutil/riscv/float_dsp_rvv.S | 17 +++++++++++++++++ 2 files changed, 23 insertions(+) diff --git a/libavutil/riscv/float_dsp_init.c b/libavutil/riscv/float_dsp_init.c index f4299049b0..3386139d49 100644 --- a/libavutil/riscv/float_dsp_init.c +++ b/libavutil/riscv/float_dsp_init.c @@ -28,6 +28,9 @@ void ff_vector_fmul_scalar_rvv(float *dst, const float *src, float mul, int len); +void ff_vector_dmul_scalar_rvv(double *dst, const double *src, double mul, + int len); + av_cold void ff_float_dsp_init_riscv(AVFloatDSPContext *fdsp) { #if HAVE_RVV @@ -35,5 +38,8 @@ av_cold void ff_float_dsp_init_riscv(AVFloatDSPContext *fdsp) if (flags & AV_CPU_FLAG_RVV_F32) fdsp->vector_fmul_scalar = ff_vector_fmul_scalar_rvv; + + if (flags & AV_CPU_FLAG_RVV_F64) + 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 50cb1fa90f..17dda471b4 100644 --- a/libavutil/riscv/float_dsp_rvv.S +++ b/libavutil/riscv/float_dsp_rvv.S @@ -37,3 +37,20 @@ NOHWF mv a2, a3 ret endfunc + +// (a0) = (a1) * fa0 [0..a2-1] +func ff_vector_dmul_scalar_rvv, zve64d +NOHWD fmv.d.x fa0, a2 +NOHWD mv a2, a3 +1: + vsetvli t0, a2, e64, m1, ta, ma + vle64.v v16, (a1) + sub a2, a2, t0 + vfmul.vf v16, v16, fa0 + sh3add a1, t0, a1 + vse64.v v16, (a0) + sh3add a0, t0, a0 + bnez a2, 1b + + ret +endfunc