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[81.164.68.24]) by smtp.gmail.com with ESMTPSA id h56sm16517188ede.45.2017.12.21.05.41.15 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 21 Dec 2017 05:41:16 -0800 (PST) From: James Darnley To: ffmpeg-devel@ffmpeg.org Date: Thu, 21 Dec 2017 14:40:56 +0100 Message-Id: <20171221134102.3959-2-jdarnley@obe.tv> X-Mailer: git-send-email 2.15.1 In-Reply-To: <20171221134102.3959-1-jdarnley@obe.tv> References: <20171221134102.3959-1-jdarnley@obe.tv> Subject: [FFmpeg-devel] [PATCH 1/7] configure: test whether x86 assembler supports 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" --- configure | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/configure b/configure index d09eec4155..07fb825f91 100755 --- a/configure +++ b/configure @@ -411,6 +411,7 @@ Optimization options (experts only): --disable-fma3 disable FMA3 optimizations --disable-fma4 disable FMA4 optimizations --disable-avx2 disable AVX2 optimizations + --disable-avx512 disable AVX-512 optimizations --disable-aesni disable AESNI optimizations --disable-armv5te disable armv5te optimizations --disable-armv6 disable armv6 optimizations @@ -1846,6 +1847,7 @@ ARCH_EXT_LIST_X86_SIMD=" amd3dnowext avx avx2 + avx512 fma3 fma4 mmx @@ -2373,6 +2375,7 @@ xop_deps="avx" fma3_deps="avx" fma4_deps="avx" avx2_deps="avx" +avx512_deps="avx2" mmx_external_deps="x86asm" mmx_inline_deps="inline_asm x86" @@ -5545,6 +5548,7 @@ EOF elf*) enabled debug && append X86ASMFLAGS $x86asm_debug ;; esac + check_x86asm "vmovdqa32 [eax]{k1}{z}, zmm0" || disable avx512_external check_x86asm "vextracti128 xmm0, ymm0, 0" || disable avx2_external check_x86asm "vpmacsdd xmm0, xmm1, xmm2, xmm3" || disable xop_external check_x86asm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external @@ -6690,6 +6694,7 @@ if enabled x86; then echo "AESNI enabled ${aesni-no}" echo "AVX enabled ${avx-no}" echo "AVX2 enabled ${avx2-no}" + echo "AVX-512 enabled ${avx512-no}" echo "XOP enabled ${xop-no}" echo "FMA3 enabled ${fma3-no}" echo "FMA4 enabled ${fma4-no}"