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 B28E247C10 for ; Wed, 4 Oct 2023 18:34:33 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id EB48568CA38; Wed, 4 Oct 2023 21:34:30 +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 9CC9A68C9B3 for ; Wed, 4 Oct 2023 21:34:24 +0300 (EEST) Received: from basile.remlab.net (localhost [IPv6:::1]) by ursule.remlab.net (Postfix) with ESMTP id 176FCC006A for ; Wed, 4 Oct 2023 21:34:24 +0300 (EEST) From: =?UTF-8?q?R=C3=A9mi=20Denis-Courmont?= To: ffmpeg-devel@ffmpeg.org Date: Wed, 4 Oct 2023 21:34:23 +0300 Message-ID: <20231004183423.24830-1-remi@remlab.net> X-Mailer: git-send-email 2.42.0 MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH] lavu/float_dsp: adjust multipler in R-V V fmul_window 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: The gather index vector is only used as double-length (due to register pressure), so no need to initialise it for quad-length. Basically this matches the multiplier in the prologue to the the multipler in the loop. --- libavutil/riscv/float_dsp_rvv.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavutil/riscv/float_dsp_rvv.S b/libavutil/riscv/float_dsp_rvv.S index 91b70bf148..a2f9488249 100644 --- a/libavutil/riscv/float_dsp_rvv.S +++ b/libavutil/riscv/float_dsp_rvv.S @@ -75,7 +75,7 @@ endfunc func ff_vector_fmul_window_rvv, zve32f // a0: dst, a1: src0, a2: src1, a3: window, a4: length - vsetvli t0, zero, e16, m4, ta, ma + vsetvli t0, zero, e16, m2, ta, ma sh2add a2, a4, a2 vid.v v0 sh3add t3, a4, a3 -- 2.42.0 _______________________________________________ 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".