[PATCH] D25264: Implement MS _BitScan intrinsics

[Albert Gutowski via cfe-commits]

agutowski created this revision.
agutowski added reviewers: rnk, hans, thakis, majnemer.
agutowski added a subscriber: cfe-commits.
Herald added a subscriber: aemerson.

_BitScan intrinsics (and some others, for example _Interlocked and _bittest) are supposed to work on both ARM and x86. This is an attempt to isolate them, avoiding repeating their code or writing separate function for each builtin.


https://reviews.llvm.org/D25264

Files:
  include/clang/Basic/BuiltinsARM.def
  include/clang/Basic/BuiltinsX86.def
  include/clang/Basic/BuiltinsX86_64.def
  lib/Basic/Targets.cpp
  lib/CodeGen/CGBuiltin.cpp
  lib/CodeGen/CodeGenFunction.h
  lib/Headers/intrin.h
  test/CodeGen/ms-intrinsics.c

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D25264.73588.patch
Type: text/x-patch
Size: 12179 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/cfe-commits/attachments/20161005/1c0f6c9b/attachment-0001.bin>