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waitpkgintrin.h (1357B) - Raw

      1 /*===----------------------- waitpkgintrin.h - WAITPKG --------------------===
      2  *
      3  * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
      4  * See https://llvm.org/LICENSE.txt for license information.
      5  * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
      6  *
      7  *===-----------------------------------------------------------------------===
      8  */
      9 #if !defined __X86INTRIN_H && !defined __IMMINTRIN_H
     10 #error "Never use <waitpkgintrin.h> directly; include <x86intrin.h> instead."
     11 #endif
     12 
     13 #ifndef __WAITPKGINTRIN_H
     14 #define __WAITPKGINTRIN_H
     15 
     16 /* Define the default attributes for the functions in this file. */
     17 #define __DEFAULT_FN_ATTRS \
     18   __attribute__((__always_inline__, __nodebug__,  __target__("waitpkg")))
     19 
     20 static __inline__ void __DEFAULT_FN_ATTRS
     21 _umonitor (void * __address)
     22 {
     23   __builtin_ia32_umonitor (__address);
     24 }
     25 
     26 static __inline__ unsigned char __DEFAULT_FN_ATTRS
     27 _umwait (unsigned int __control, unsigned long long __counter)
     28 {
     29   return __builtin_ia32_umwait (__control,
     30     (unsigned int)(__counter >> 32), (unsigned int)__counter);
     31 }
     32 
     33 static __inline__ unsigned char __DEFAULT_FN_ATTRS
     34 _tpause (unsigned int __control, unsigned long long __counter)
     35 {
     36   return __builtin_ia32_tpause (__control,
     37     (unsigned int)(__counter >> 32), (unsigned int)__counter);
     38 }
     39 
     40 #undef __DEFAULT_FN_ATTRS
     41 
     42 #endif /* __WAITPKGINTRIN_H */