From patchwork Mon Sep 26 14:52:43 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: 38360 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a05:6a20:3b1c:b0:96:9ee8:5cfd with SMTP id c28csp2306091pzh; Mon, 26 Sep 2022 07:56:39 -0700 (PDT) X-Google-Smtp-Source: AMsMyM7cLNch8h5cDGsjkK1RUt6POuO0OBfEmwDf2v6vpSRp91MIofjle9vrpiURfV+TSGZCv0HV X-Received: by 2002:a05:6402:2709:b0:451:d665:e787 with SMTP id y9-20020a056402270900b00451d665e787mr22663784edd.317.1664204198972; Mon, 26 Sep 2022 07:56:38 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1664204198; cv=none; d=google.com; s=arc-20160816; b=H38PZCOTecaSFq3cPpimK7K5nFkeGRAjNMpq562m7thkSjhdg/jRM/3fSmBWVVrSUb I/FJjMnodFCYukjnHN49CI73cbICiF1MUWMKwlQXY75vyXsHrYw7dWIBKET1np2ymr/d njBTv1ZmyizEhsK75YXzyAV9JbngGmY43d7XxsUKOuOIYN2i67O6paI4otVa7bghmPT1 4vVb37bXymoyb65zWxNi6yzZKPqCHfMnARqw+w1tTUuav92GswZIGTuVYoTMiwFjqBET hcPnVoKohpl9/HAOzTlo8lNTpg41ZTYCOI/CN0OolG9TvlAaVW1MQO34d2c/SOursIhl UGag== 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=JNszohZd+F9Y6CPC2Lq2w20pnvb50+DJwAFDxLwSMVM=; b=n/40G+SK1Y3bqjiLfYR7057fqHQdRGtxf4p/18oaWreDaIpiEvPlu+KIWxL8fmIMoF xLQiAF5452aVAVyZX0VB8GGI0TvEF5d5FTc1adIdChw2Abmi8Har8wkpCwX53PhexgWe wBdH4t+iVj+YDDVjmCmYIIHfM9nQOsgrOKad8mC+y3v53/XesxypBebwwiHu4eMJeBHl B9zDXVRLjzWokOyqD0Pz+gKzHszuoIeMyestkhhX/H8ad8dEIcTToEQWp14l2FLVRhxd I0vWDZBso/q3FBUdlbPnkzDuN4vrBFyT/eb3j4h7xOO1ALKHqbGgS9sGO6EWBaxIMSLq 7Qaw== 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 e15-20020a17090658cf00b00782ece08669si185191ejs.13.2022.09.26.07.56.38; Mon, 26 Sep 2022 07:56:38 -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 54D8868BBE2; Mon, 26 Sep 2022 17:53:21 +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 69B6568BAC6 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 1C1FCC00C3 for ; Mon, 26 Sep 2022 17:52:55 +0300 (EEST) From: remi@remlab.net To: ffmpeg-devel@ffmpeg.org Date: Mon, 26 Sep 2022 17:52:43 +0300 Message-Id: <20220926145251.56351-23-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 23/31] lavc/fmtconvert: RISC-V V int32_to_float_fmul_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: xGOcle5aWLp9 From: Rémi Denis-Courmont --- libavcodec/fmtconvert.c | 2 ++ libavcodec/fmtconvert.h | 1 + libavcodec/riscv/Makefile | 2 ++ libavcodec/riscv/fmtconvert_init.c | 39 ++++++++++++++++++++++++++++++ libavcodec/riscv/fmtconvert_rvv.S | 39 ++++++++++++++++++++++++++++++ 5 files changed, 83 insertions(+) create mode 100644 libavcodec/riscv/fmtconvert_init.c create mode 100644 libavcodec/riscv/fmtconvert_rvv.S diff --git a/libavcodec/fmtconvert.c b/libavcodec/fmtconvert.c index cedfd61138..d889e61aca 100644 --- a/libavcodec/fmtconvert.c +++ b/libavcodec/fmtconvert.c @@ -52,6 +52,8 @@ av_cold void ff_fmt_convert_init(FmtConvertContext *c) ff_fmt_convert_init_arm(c); #elif ARCH_PPC ff_fmt_convert_init_ppc(c); +#elif ARCH_RISCV + ff_fmt_convert_init_riscv(c); #elif ARCH_X86 ff_fmt_convert_init_x86(c); #endif diff --git a/libavcodec/fmtconvert.h b/libavcodec/fmtconvert.h index da244e05a5..1cb4628a64 100644 --- a/libavcodec/fmtconvert.h +++ b/libavcodec/fmtconvert.h @@ -61,6 +61,7 @@ void ff_fmt_convert_init(FmtConvertContext *c); void ff_fmt_convert_init_aarch64(FmtConvertContext *c); void ff_fmt_convert_init_arm(FmtConvertContext *c); void ff_fmt_convert_init_ppc(FmtConvertContext *c); +void ff_fmt_convert_init_riscv(FmtConvertContext *c); void ff_fmt_convert_init_x86(FmtConvertContext *c); void ff_fmt_convert_init_mips(FmtConvertContext *c); diff --git a/libavcodec/riscv/Makefile b/libavcodec/riscv/Makefile index 99541b075e..682174e875 100644 --- a/libavcodec/riscv/Makefile +++ b/libavcodec/riscv/Makefile @@ -1,5 +1,7 @@ OBJS-$(CONFIG_AUDIODSP) += riscv/audiodsp_init.o \ riscv/audiodsp_rvf.o RVV-OBJS-$(CONFIG_AUDIODSP) += riscv/audiodsp_rvv.o +OBJS-$(CONFIG_FMTCONVERT) += riscv/fmtconvert_init.o +RVV-OBJS-$(CONFIG_FMTCONVERT) += riscv/fmtconvert_rvv.o OBJS-$(CONFIG_PIXBLOCKDSP) += riscv/pixblockdsp_init.o \ riscv/pixblockdsp_rvi.o diff --git a/libavcodec/riscv/fmtconvert_init.c b/libavcodec/riscv/fmtconvert_init.c new file mode 100644 index 0000000000..b2c240c1ce --- /dev/null +++ b/libavcodec/riscv/fmtconvert_init.c @@ -0,0 +1,39 @@ +/* + * Copyright © 2022 Rémi Denis-Courmont. + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include + +#include "config.h" +#include "libavutil/attributes.h" +#include "libavutil/cpu.h" +#include "libavcodec/fmtconvert.h" + +void ff_int32_to_float_fmul_scalar_rvv(float *dst, const int32_t *src, + 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) + c->int32_to_float_fmul_scalar = ff_int32_to_float_fmul_scalar_rvv; +#endif +} diff --git a/libavcodec/riscv/fmtconvert_rvv.S b/libavcodec/riscv/fmtconvert_rvv.S new file mode 100644 index 0000000000..b7c78831a0 --- /dev/null +++ b/libavcodec/riscv/fmtconvert_rvv.S @@ -0,0 +1,39 @@ +/* + * Copyright © 2022 Rémi Denis-Courmont. + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "config.h" +#include "../libavutil/riscv/asm.S" + +func ff_int32_to_float_fmul_scalar_rvv, zve32f +NOHWF fmv.w.x fa0, a2 +NOHWF mv a2, a3 +1: + vsetvli t0, a2, e32, m1, ta, ma + vle32.v v24, (a1) + sub a2, a2, t0 + vfcvt.f.x.v v24, v24 + sh2add a1, t0, a1 + vfmul.vf v24, v24, fa0 + vse32.v v24, (a0) + sh2add a0, t0, a0 + bnez a2, 1b + + ret +endfunc