From patchwork Thu Sep 22 18:37:20 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: 38176 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a05:6a20:3b1c:b0:96:9ee8:5cfd with SMTP id c28csp516081pzh; Thu, 22 Sep 2022 11:40:20 -0700 (PDT) X-Google-Smtp-Source: AMsMyM4jJbXx90WpCceSjaXljycA8Ymbp0w4DueJ/M752EnUBsZowIpMrMrQZwEKJFyaQ4WoC3HR X-Received: by 2002:a05:6402:8c3:b0:454:2c73:3381 with SMTP id d3-20020a05640208c300b004542c733381mr4797470edz.308.1663872020562; Thu, 22 Sep 2022 11:40:20 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1663872020; cv=none; d=google.com; s=arc-20160816; b=lamEblijoxdaJX0/htRcOUpi7aH+SEdu13Fgha369Dd2WWatUlVCurW9zwZLQqBWML AMsHPP5dYg4em55CNDiDE/U9aDRFyPK3NIzTkKPqIMp1JgGu4X8QhvqEHHEB5ZOQQbt+ foYP9p37z7Zs+XExTY+Er9cUqlso78Wpjz073HxwG4eLyhw8efvcs3m61WY0L6B3C3ne l3al77pWQVkzpK26MCmrugUlbBUQEh+6y2KYayOmiAHXkHKmN/mfNwGeTcW/utuXYz9t jM7vlizu8jS37p1dcdyFYbol43Qln75UHSh+iQpoddPCmnLyCjQy7Y2EQvMWnby0Q5Gn kRaw== 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=RDQ2SeQMAwGBXlyaCGDEXaBw/VXo00Tm10smh6FHWSU=; b=QZ7tCaHybmxwri0m9EcINA1w8mnHSYVAM6sNqz/2SgqDyXHb0j/T+Anh1/Rbx4rWTb OGCXUUA/8g685jbAWO5HGj1/Se1RVtNWOUZ7ry5+BGpg5XkApWGEkw/uwS7M9H7qsBmC n9hbS9fbNhRg2LeGdG4U21m2SyrQuU5pcosXZdsME2RpdPW2Rhtzy7JhvBqC3xko04qH 90VoSFg1eIMoDHUmAQSLwMEQYUWI6b6S3++Qb5VJF3orXph+sqYMJIWpE+Wgmacq59Ct vWkMoY3INoL3Yv3mk0gmCeMZjgcnhjBaFcjEYej2RZAeHdc7N3sB5ZDyt0WMzF1q+sTI M89Q== 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 ds13-20020a0564021ccd00b00450d34e5e94si6014723edb.250.2022.09.22.11.40.19; Thu, 22 Sep 2022 11:40:20 -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 04C2D68BBB9; Thu, 22 Sep 2022 21:37:53 +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 5585868BB39 for ; Thu, 22 Sep 2022 21:37:32 +0300 (EEST) Received: from basile.remlab.net (localhost [IPv6:::1]) by ursule.remlab.net (Postfix) with ESMTP id 5B0B6C00C3 for ; Thu, 22 Sep 2022 21:37:30 +0300 (EEST) From: remi@remlab.net To: ffmpeg-devel@ffmpeg.org Date: Thu, 22 Sep 2022 21:37:20 +0300 Message-Id: <20220922183726.38624-23-remi@remlab.net> X-Mailer: git-send-email 2.37.2 In-Reply-To: <12078904.O9o76ZdvQC@basile.remlab.net> References: <12078904.O9o76ZdvQC@basile.remlab.net> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 23/29] 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: bhk6C7GXIS2J From: Rémi Denis-Courmont --- libavcodec/riscv/fmtconvert_init.c | 7 ++++++- libavcodec/riscv/fmtconvert_rvv.S | 29 +++++++++++++++++++++++++++++ 2 files changed, 35 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 c19b77e38a..b472be0505 100644 --- a/libavcodec/riscv/fmtconvert_rvv.S +++ b/libavcodec/riscv/fmtconvert_rvv.S @@ -38,3 +38,32 @@ 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 t1, t0, 2 + vlseg8e32.v v16, (a2) + slli t2, t0, 2 + 3 + vsetvli t3, zero, e32, m8, ta, ma + vfcvt.f.x.v v16, v16 + add a3, a3, t1 + vsetvli t0, a4, e32, m1, ta, ma + vfmul.vv v16, v16, v24 + add a2, a2, t2 + vfmul.vv v17, v17, v24 + sub a4, a4, t0 + vfmul.vv v18, v18, v24 + 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