From patchwork Mon Sep 26 14:52:44 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: 38355 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a05:6a20:3b1c:b0:96:9ee8:5cfd with SMTP id c28csp2305551pzh; Mon, 26 Sep 2022 07:55:51 -0700 (PDT) X-Google-Smtp-Source: AMsMyM7aNzISIZM/R/i9RuOR6AxGqedf8DgUjgJkimT60pTFEaxTB4jKo+yUTZx4myC3dgQBBrYJ X-Received: by 2002:a50:fc13:0:b0:457:1075:42de with SMTP id i19-20020a50fc13000000b00457107542demr10435955edr.310.1664204151177; Mon, 26 Sep 2022 07:55:51 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1664204151; cv=none; d=google.com; s=arc-20160816; b=m4yQkc+i5gAq7pDdvYYTdWIxj05kR+Ix3kXyHT2zzFYvEfM9rZz2pWmQtIqlc63gzh cgL9csDlMgJQrbNCD7pxwHp+sxEL8Yz7AOvxSMacBxCyyI0N6BlkNU+4hHGLCmo0MdV2 TUQW1bqTp5OSzEVlWGShwQb9MSsFLBMscBQJMf3Hs8+aA2z71Eql9AbqEsWd4MvnBwST OqFO2Iqn9reNQEXJhuCveSM53a0OOWPrbUVL2GubdMGI3NR7s3XxALo1xtXFh3lSvZjV QAr7BMMk8N+JZmh/DsnIemdVRcIfFNmCKDe+Y86jLM02qPfCHex03fFtwx4T57Pc6u/9 FLnw== 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=9935FaDriaNQg5cEJdFat3cxD7HibT+IxnvEJeRTBhw=; b=FU8S9xru726Wu/o/UKQmgMxXHveXr6mqu/EhwlRA1iOnGQlDKGpmoEOXH60NdjbU+c hxYZf3squekZ7lUn3FRQAZbAXM97QcyDo2k4QJOUOsPhGLo3Op8D2seCkxTJbNUZPJoD Nymi7y6ytAkqBJqUjInb7tkLQJ6zq/OAgFNiKjakh/P3xg5BL9tI596FRojXH+8Jzluh ltAoF5lypqGEHQ9Un47M2GhZgjvNoHqzHnPheBqaWsuwbfzxGdhGFXD8UdwYoeTb7j7k PBu3SntQyDNyxjaJpX8DLd3ASjQ/kJAtI69jsg629Vx+KfpieFNu1byFuNr9+wH8GUhb DSag== 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 mp37-20020a1709071b2500b007313314bb73si30333ejc.806.2022.09.26.07.55.50; Mon, 26 Sep 2022 07:55:51 -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 3CEDA68BAB1; Mon, 26 Sep 2022 17:53:16 +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 6328A68BAA9 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 45C7DC00C4 for ; Mon, 26 Sep 2022 17:52:55 +0300 (EEST) From: remi@remlab.net To: ffmpeg-devel@ffmpeg.org Date: Mon, 26 Sep 2022 17:52:44 +0300 Message-Id: <20220926145251.56351-24-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 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: fapGC0F0G3LR From: RĂ©mi 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 b2c240c1ce..fd1a8e0ca1 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_RVV_F32) + if (flags & AV_CPU_FLAG_RVV_F32) { 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