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authorThiago Macieira <thiago.macieira@intel.com>2017-11-15 15:14:35 -0800
committerThiago Macieira <thiago.macieira@intel.com>2017-11-30 08:30:37 +0000
commitff1ffa7577ba88412daf9904bbc1e4de9e024436 (patch)
tree7e2b3cc5e7ce12990421ae82d9e40e180759f92c /configure.pri
parentf984c453737bde9b39f14bd5ddabcde292b667d5 (diff)
Add support for AVX-512 intrinsics found in MSVC 2017 15.3
It seems the compiler supports /arch:AVX512 and /arch:AVX512F but none of the other switches (and neither are documented). And when you pass those, you also get Conflict Detection (CD), Double & Quad (DQ), Byte & Word (BW) and Vector Length (VL), which matches the ICC switch "-xCORE-AVX512". Unlike ICC, there doesn't seem to be an option to enable only the common part of AVX-512. Support for Intel Xeon Phi's current features (Exponential & Reciprocation and Prefetch) and future ones (IFMA, VBMI, 4FMAPS, 4VNNI and VPOPCNTDQ) seems to be missing altogether. See https://blogs.msdn.microsoft.com/vcblog/2017/07/11/microsoft-visual-studio-2017-supports-intel-avx-512/ Change-Id: I98105cd9616b8097957db680d73eb1f86e487e6d Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@qt.io>
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