llvm-project/clang/lib/Headers/waitpkgintrin.h

57 lines
2.2 KiB
C

/*===----------------------- waitpkgintrin.h - WAITPKG --------------------===
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*===-----------------------------------------------------------------------===
*/
#if !defined __X86INTRIN_H && !defined __IMMINTRIN_H
#error "Never use <waitpkgintrin.h> directly; include <x86intrin.h> instead."
#endif
#ifndef __WAITPKGINTRIN_H
#define __WAITPKGINTRIN_H
/* Define the default attributes for the functions in this file. */
#define __DEFAULT_FN_ATTRS \
__attribute__((__always_inline__, __nodebug__, __target__("waitpkg")))
static __inline__ void __DEFAULT_FN_ATTRS
_umonitor (void * __address)
{
__builtin_ia32_umonitor (__address);
}
static __inline__ unsigned char __DEFAULT_FN_ATTRS
_umwait (unsigned int __control, unsigned long long __counter)
{
return __builtin_ia32_umwait (__control,
(unsigned int)(__counter >> 32), (unsigned int)__counter);
}
static __inline__ unsigned char __DEFAULT_FN_ATTRS
_tpause (unsigned int __control, unsigned long long __counter)
{
return __builtin_ia32_tpause (__control,
(unsigned int)(__counter >> 32), (unsigned int)__counter);
}
#undef __DEFAULT_FN_ATTRS
#endif /* __WAITPKGINTRIN_H */