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Support WinNt.h intrinsics as builtins in x64 Mode #17950

Open Quuxplusone opened 10 years ago

Quuxplusone commented 10 years ago
Bugzilla Link PR17951
Status CONFIRMED
Importance P normal
Reported by Warren Hunt (whunt@google.com)
Reported on 2013-11-15 18:27:59 -0800
Last modified on 2014-02-24 17:54:39 -0800
Version unspecified
Hardware PC Windows NT
CC dgregor@apple.com, geek4civic@gmail.com, llvm-bugs@lists.llvm.org
Fixed by commit(s)
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Some builtins are declared in the windows headers and cannot be implemented there, so they must behave as builtins in clang.

Quuxplusone commented 10 years ago 
_mm_prefetch
_InterlockedAdd
_InterlockedCompareExchange
_InterlockedIncrement
_InterlockedDecrement

were added in r201734.  This list isn't complete so I'm not closing the bug yet.