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[81.164.68.24]) by smtp.gmail.com with ESMTPSA id x7sm5754101edi.6.2017.11.09.03.58.48 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 09 Nov 2017 03:58:48 -0800 (PST) From: James Darnley To: ffmpeg-devel@ffmpeg.org Date: Thu, 9 Nov 2017 12:58:30 +0100 Message-Id: <20171109115837.32618-5-jdarnley@obe.tv> X-Mailer: git-send-email 2.15.0 In-Reply-To: <20171109115837.32618-1-jdarnley@obe.tv> References: <20171109115837.32618-1-jdarnley@obe.tv> Subject: [FFmpeg-devel] [PATCH 04/11] avutil: add alignment needed for AVX-512 X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 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 MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" --- This patch gained the alignmnet increase in mem.c libavutil/mem.c | 2 +- libavutil/x86/cpu.c | 2 ++ 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/libavutil/mem.c b/libavutil/mem.c index 6ad409daf4..cdf539306f 100644 --- a/libavutil/mem.c +++ b/libavutil/mem.c @@ -61,7 +61,7 @@ void free(void *ptr); #include "mem_internal.h" -#define ALIGN (HAVE_AVX ? 32 : 16) +#define ALIGN (HAVE_AVX512 ? 64 : HAVE_AVX ? 32 : 16) /* NOTE: if you want to override these functions with your own * implementations (not recommended) you have to link libav* as diff --git a/libavutil/x86/cpu.c b/libavutil/x86/cpu.c index 589fdef7da..01b3c39c1e 100644 --- a/libavutil/x86/cpu.c +++ b/libavutil/x86/cpu.c @@ -246,6 +246,8 @@ size_t ff_get_cpu_max_align_x86(void) { int flags = av_get_cpu_flags(); + if (flags & AV_CPU_FLAG_AVX512) + return 64; if (flags & (AV_CPU_FLAG_AVX2 | AV_CPU_FLAG_AVX | AV_CPU_FLAG_XOP |