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 36A084B4A6 for ; Thu, 6 Jun 2024 19:23:04 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id B6A3568D712; Thu, 6 Jun 2024 22:23:02 +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 1883168D1C4 for ; Thu, 6 Jun 2024 22:22:56 +0300 (EEST) Received: from basile.remlab.net (localhost [IPv6:::1]) by ursule.remlab.net (Postfix) with ESMTP id 23D46C0090 for ; Thu, 6 Jun 2024 22:22:55 +0300 (EEST) From: =?UTF-8?q?R=C3=A9mi=20Denis-Courmont?= To: ffmpeg-devel@ffmpeg.org Date: Thu, 6 Jun 2024 22:22:54 +0300 Message-ID: <20240606192254.43845-1-remi@remlab.net> X-Mailer: git-send-email 2.45.1 MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH] lavc/flacdsp: fix sign extension in R-V V wasted33 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: We need to use either VWCVT.X.X.V or VSEXT.VF2. The later is preferable to avoid changing VTYPE. --- libavcodec/riscv/flacdsp_rvv.S | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/libavcodec/riscv/flacdsp_rvv.S b/libavcodec/riscv/flacdsp_rvv.S index ea42f8bea4..1724aee9d7 100644 --- a/libavcodec/riscv/flacdsp_rvv.S +++ b/libavcodec/riscv/flacdsp_rvv.S @@ -163,12 +163,11 @@ func ff_flac_wasted33_rvv, zve64x ret 2: // Pessimistic case: wasted >= 32 - vsetvli t0, a3, e32, m4, ta, ma + vsetvli t0, a3, e64, m8, ta, ma vle32.v v8, (a1) sub a3, a3, t0 - vwcvtu.x.x.v v16, v8 + vsext.vf2 v16, v8 sh2add a1, t0, a1 - vsetvli zero, zero, e64, m8, ta, ma vsll.vx v16, v16, a2 vse64.v v16, (a0) sh3add a0, t0, a0 -- 2.45.1 _______________________________________________ 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".