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  1. /*===---- pconfigintrin.h - X86 platform configuration ---------------------===
  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.  
  10. #if !defined __X86INTRIN_H && !defined __IMMINTRIN_H
  11. #error "Never use <pconfigintrin.h> directly; include <x86intrin.h> instead."
  12. #endif
  13.  
  14. #ifndef __PCONFIGINTRIN_H
  15. #define __PCONFIGINTRIN_H
  16.  
  17. #define __PCONFIG_KEY_PROGRAM 0x00000001
  18.  
  19. #if __has_extension(gnu_asm)
  20.  
  21. /* Define the default attributes for the functions in this file. */
  22. #define __DEFAULT_FN_ATTRS \
  23.   __attribute__((__always_inline__, __nodebug__,  __target__("pconfig")))
  24.  
  25. static __inline unsigned int __DEFAULT_FN_ATTRS
  26. _pconfig_u32(unsigned int __leaf, __SIZE_TYPE__ __d[])
  27. {
  28.   unsigned int __result;
  29.   __asm__ ("pconfig"
  30.            : "=a" (__result), "=b" (__d[0]), "=c" (__d[1]), "=d" (__d[2])
  31.            : "a" (__leaf), "b" (__d[0]), "c" (__d[1]), "d" (__d[2])
  32.            : "cc");
  33.   return __result;
  34. }
  35.  
  36. #undef __DEFAULT_FN_ATTRS
  37.  
  38. #endif /* __has_extension(gnu_asm) */
  39.  
  40. #endif
  41.