From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id A164145E76 for ; Thu, 13 Jul 2023 20:20:07 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 5060868C60A; Thu, 13 Jul 2023 23:20:04 +0300 (EEST) Received: from ursule.remlab.net (vps-a2bccee9.vps.ovh.net [51.75.19.47]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 4D74F68C3C4 for ; Thu, 13 Jul 2023 23:19:58 +0300 (EEST) Received: from basile.remlab.net (localhost [IPv6:::1]) by ursule.remlab.net (Postfix) with ESMTP id 83067C01C3 for ; Thu, 13 Jul 2023 23:19:57 +0300 (EEST) From: =?UTF-8?q?R=C3=A9mi=20Denis-Courmont?= To: ffmpeg-devel@ffmpeg.org Date: Thu, 13 Jul 2023 23:19:57 +0300 Message-Id: <20230713201957.10725-1-remi@remlab.net> X-Mailer: git-send-email 2.40.1 MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH] lavc/vorbisdsp: unroll RISC-V V inverse_coupling 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 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: This increases the group multiplier as per T-Head C910 benchmarks: inverse_coupling_c: 4597.0 inverse_coupling_rvv_i32: 1312.7 (m1) inverse_coupling_rvv_i32: 1116.7 (m2) inverse_coupling_rvv_i32: 732.2 (m4) inverse_coupling_rvv_i32: 898.0 (m8) --- libavcodec/riscv/vorbisdsp_rvv.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/riscv/vorbisdsp_rvv.S b/libavcodec/riscv/vorbisdsp_rvv.S index f45e7dc2f1..81a6c62a65 100644 --- a/libavcodec/riscv/vorbisdsp_rvv.S +++ b/libavcodec/riscv/vorbisdsp_rvv.S @@ -23,7 +23,7 @@ func ff_vorbis_inverse_coupling_rvv, zve32f fmv.w.x ft0, zero 1: - vsetvli t0, a2, e32, m1, ta, ma + vsetvli t0, a2, e32, m4, ta, ma vle32.v v16, (a1) sub a2, a2, t0 vle32.v v24, (a0) -- 2.40.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".