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[2001:470:27:11::2]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-afea26a028csm166190566b.40.2025.08.26.04.46.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Aug 2025 04:46:22 -0700 (PDT) Date: Tue, 26 Aug 2025 14:46:20 +0300 (EEST) To: Jiawei In-Reply-To: <20250826102400.1915408-1-jiawei@iscas.ac.cn> Message-ID: <7f8222da-dcb1-6624-db1b-73c02daea1b0@martin.st> References: <20250826102400.1915408-1-jiawei@iscas.ac.cn> MIME-Version: 1.0 Message-ID-Hash: SF7EADMUT6ZIVTBQM4E3AO3IRD4ACGJO X-Message-ID-Hash: SF7EADMUT6ZIVTBQM4E3AO3IRD4ACGJO X-MailFrom: SRS0=PJwQ=3G=martin.st=martin@ffmpeg.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; header-match-ffmpeg-devel.ffmpeg.org-0; header-match-ffmpeg-devel.ffmpeg.org-1; header-match-ffmpeg-devel.ffmpeg.org-2; header-match-ffmpeg-devel.ffmpeg.org-3; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.10 Precedence: list Reply-To: FFmpeg development discussions and patches Subject: [FFmpeg-devel] Re: [PATCH] gcc:Allow RISC-V port with '-ftree-vectorize'. List-Id: FFmpeg development discussions and patches Archived-At: Archived-At: List-Archive: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: =?utf-8?q?Martin_Storsj=C3=B6_via_ffmpeg-devel?= Cc: ffmpeg-devel@ffmpeg.org, =?ISO-8859-15?Q?Martin_Storsj=F6?= Content-Type: text/plain; format="flowed"; charset="us-ascii" Content-Transfer-Encoding: 7bit Archived-At: List-Archive: List-Post: Hi, On Tue, 26 Aug 2025, Jiawei wrote: > This patch modifies the GCC configure script to enable the '-ftree-vectorize' > optimization flag by default for the RISC-V architecture, aligning it with > other well-tested architectures like x86, ARM, and AArch64. > > --- > configure | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Ok with me, assuming that you've tested with GCC 13, 14, 15, with configurations where GCC actually does do vectorization (presumably with RVA in the -march baseline). (If there are bugs in e.g. GCC 13 which is fixed in 14 or 15, we can of course also adjust the version criteria per architecture.) // Martin _______________________________________________ ffmpeg-devel mailing list -- ffmpeg-devel@ffmpeg.org To unsubscribe send an email to ffmpeg-devel-leave@ffmpeg.org