[PATCH] D47174: [X86] Move 128-bit f16c intrinsics to __emmintrin_f16c.h include from emmintrin.h. Move 256-bit f16c intrinsics back to f16cintrin.h

[Craig Topper via Phabricator via cfe-commits]

craig.topper created this revision.
craig.topper added reviewers: RKSimon, spatel, echristo, DavidKreitzer.

Intel documents the 128-bit versions as being in emmintrin.h and the 256-bit version as being in immintrin.h.

This patch makes a new __emmtrin_f16c.h to hold the 128-bit versions to be included from emmintrin.h. And makes the existing f16cintrin.h contain the 256-bit versions and include it from immintrin.h with an error if its included directly.


Repository:
  rC Clang

https://reviews.llvm.org/D47174

Files:
  lib/Headers/__emmintrin_f16c.h
  lib/Headers/emmintrin.h
  lib/Headers/f16cintrin.h
  lib/Headers/immintrin.h

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