From patchwork Sun Sep 25 14:26:12 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: 38291 Delivered-To: andriy.gelman@gmail.com Received: by 2002:a05:6a10:9905:b0:2f4:3559:b653 with SMTP id j5csp1811220pxh; Sun, 25 Sep 2022 07:29:35 -0700 (PDT) X-Google-Smtp-Source: AMsMyM4i5W2pkhxbbq2clt7SxxgCYjsu5hdDNsQCzyVFBZh+yMvUa3bYVm/YoEYMYMAM9WyKXDRZ X-Received: by 2002:a17:907:2cc8:b0:77d:6f62:7661 with SMTP id hg8-20020a1709072cc800b0077d6f627661mr14586254ejc.233.1664116174836; Sun, 25 Sep 2022 07:29:34 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1664116174; cv=none; d=google.com; s=arc-20160816; b=HpCzXcq1oyvEpym1yV3vMxLtRWCkAD0w+mIAsRuwa4Pifvj+fGGfICyMJ7E/PidAC2 y1LgxqV/vIr5SZwFKpZn/NQ2AOxps4R3Up0aLoguj4SmM+K0bJkS9f06hoKIJAkNso3I sXoljXTYsemNw2TVGbhfekIkfylP1HV0qP9tAYPPu1y2K01q9ksZ1DUUWVMdSjN/xqMt 44vObkUPJC+G9VCtXXICILq/IPCdnWxe1c1/tYxSepbUBefioFSYSVkDTzJI2iFll7GL 2V4KVdgjAFag43Dz3Lm6bik00JRJ/mWh6PRYLnie4Y0QdOshhZupOm0Tqx2v9ruB7/fs BEAw== 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=uuwsOy5WFqcXJRYpJCgXfMqtqL26EKMyZz0xFmZFtBI=; b=YELT/CvbngkTiLgmVRjNa8Q57eeyZZbI9l7fxnN5dHPdA7BiAHl6Q5iu31c8N5GgqI lAW27YdY0Q3ypsqdDXKGD/NKlDZ5xbbLzJdT2XUksa81HUDvH0qqeGxG8sLwjPeiAbYS h58zHboR9u9MNke20R9ruyY90fm2J5MYYgduis06oIQoVDscHTL1EnymEj5SFDfA5KWU Bvv4l6R/b+hxdGMzfbE5DMT3MJYtPzguwJlbm3IhzwTYhpo7H9M1tYiRorxofeedefI4 gKiEdWsJw6DVQ2HssMNkNLi1GOliivXoxSSuETcVzmGu5o9dsZb2Y09loODSK5NyySyw t9Aw== 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 23-20020a508e17000000b004517955b673si12410505edw.124.2022.09.25.07.29.34; Sun, 25 Sep 2022 07:29:34 -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 1A39A68BC12; Sun, 25 Sep 2022 17:26:46 +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 2414E68B468 for ; Sun, 25 Sep 2022 17:26:26 +0300 (EEST) Received: from basile.remlab.net (localhost [IPv6:::1]) by ursule.remlab.net (Postfix) with ESMTP id AF013C00C4 for ; Sun, 25 Sep 2022 17:26:23 +0300 (EEST) From: remi@remlab.net To: ffmpeg-devel@ffmpeg.org Date: Sun, 25 Sep 2022 17:26:12 +0300 Message-Id: <20220925142619.67917-24-remi@remlab.net> X-Mailer: git-send-email 2.37.2 In-Reply-To: <5861881.lOV4Wx5bFT@basile.remlab.net> References: <5861881.lOV4Wx5bFT@basile.remlab.net> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 24/31] lavc/fmtconvert: RISC-V V int32_to_float_fmul_array8 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: ZI/pLdB1BcTL Content-Length: 3417 From: Rémi Denis-Courmont --- libavcodec/riscv/fmtconvert_init.c | 7 ++++++- libavcodec/riscv/fmtconvert_rvv.S | 28 ++++++++++++++++++++++++++++ 2 files changed, 34 insertions(+), 1 deletion(-) diff --git a/libavcodec/riscv/fmtconvert_init.c b/libavcodec/riscv/fmtconvert_init.c index fd2f58d060..1796717a1c 100644 --- a/libavcodec/riscv/fmtconvert_init.c +++ b/libavcodec/riscv/fmtconvert_init.c @@ -27,13 +27,18 @@ void ff_int32_to_float_fmul_scalar_rvv(float *dst, const int32_t *src, float mul, int len); +void ff_int32_to_float_fmul_array8_rvv(FmtConvertContext *c, float *dst, + const int32_t *src, const float *mul, + int len); av_cold void ff_fmt_convert_init_riscv(FmtConvertContext *c) { #ifdef HAVE_RVV int flags = av_get_cpu_flags(); - if (flags & AV_CPU_FLAG_RV_ZVE32F) + if (flags & AV_CPU_FLAG_RV_ZVE32F) { c->int32_to_float_fmul_scalar = ff_int32_to_float_fmul_scalar_rvv; + c->int32_to_float_fmul_array8 = ff_int32_to_float_fmul_array8_rvv; + } #endif } diff --git a/libavcodec/riscv/fmtconvert_rvv.S b/libavcodec/riscv/fmtconvert_rvv.S index b7c78831a0..c79f80cc47 100644 --- a/libavcodec/riscv/fmtconvert_rvv.S +++ b/libavcodec/riscv/fmtconvert_rvv.S @@ -37,3 +37,31 @@ NOHWF mv a2, a3 ret endfunc + +func ff_int32_to_float_fmul_array8_rvv, zve32f + srai a4, a4, 3 + +1: vsetvli t0, a4, e32, m1, ta, ma + vle32.v v24, (a3) + slli t2, t0, 2 + 3 + vlseg8e32.v v16, (a2) + vsetvli t3, zero, e32, m8, ta, ma + vfcvt.f.x.v v16, v16 + vsetvli zero, a4, e32, m1, ta, ma + vfmul.vv v16, v16, v24 + sub a4, a4, t0 + vfmul.vv v17, v17, v24 + sh2add a3, t0, a3 + vfmul.vv v18, v18, v24 + add a2, a2, t2 + vfmul.vv v19, v19, v24 + vfmul.vv v20, v20, v24 + vfmul.vv v21, v21, v24 + vfmul.vv v22, v22, v24 + vfmul.vv v23, v23, v24 + vsseg8e32.v v16, (a1) + add a1, a1, t2 + bnez a4, 1b + + ret +endfunc