xref: /freebsd/contrib/llvm-project/clang/lib/Headers/pconfigintrin.h (revision 0b57cec536236d46e3dba9bd041533462f33dbb7)
1*0b57cec5SDimitry Andric /*===---- pconfigintrin.h - X86 platform configuration ---------------------===
2*0b57cec5SDimitry Andric  *
3*0b57cec5SDimitry Andric  * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*0b57cec5SDimitry Andric  * See https://llvm.org/LICENSE.txt for license information.
5*0b57cec5SDimitry Andric  * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*0b57cec5SDimitry Andric  *
7*0b57cec5SDimitry Andric  *===-----------------------------------------------------------------------===
8*0b57cec5SDimitry Andric  */
9*0b57cec5SDimitry Andric 
10*0b57cec5SDimitry Andric #if !defined __X86INTRIN_H && !defined __IMMINTRIN_H
11*0b57cec5SDimitry Andric #error "Never use <pconfigintrin.h> directly; include <x86intrin.h> instead."
12*0b57cec5SDimitry Andric #endif
13*0b57cec5SDimitry Andric 
14*0b57cec5SDimitry Andric #ifndef __PCONFIGINTRIN_H
15*0b57cec5SDimitry Andric #define __PCONFIGINTRIN_H
16*0b57cec5SDimitry Andric 
17*0b57cec5SDimitry Andric #define __PCONFIG_KEY_PROGRAM 0x00000001
18*0b57cec5SDimitry Andric 
19*0b57cec5SDimitry Andric #if __has_extension(gnu_asm)
20*0b57cec5SDimitry Andric 
21*0b57cec5SDimitry Andric /* Define the default attributes for the functions in this file. */
22*0b57cec5SDimitry Andric #define __DEFAULT_FN_ATTRS \
23*0b57cec5SDimitry Andric   __attribute__((__always_inline__, __nodebug__,  __target__("pconfig")))
24*0b57cec5SDimitry Andric 
25*0b57cec5SDimitry Andric static __inline unsigned int __DEFAULT_FN_ATTRS
_pconfig_u32(unsigned int __leaf,__SIZE_TYPE__ __d[])26*0b57cec5SDimitry Andric _pconfig_u32(unsigned int __leaf, __SIZE_TYPE__ __d[])
27*0b57cec5SDimitry Andric {
28*0b57cec5SDimitry Andric   unsigned int __result;
29*0b57cec5SDimitry Andric   __asm__ ("pconfig"
30*0b57cec5SDimitry Andric            : "=a" (__result), "=b" (__d[0]), "=c" (__d[1]), "=d" (__d[2])
31*0b57cec5SDimitry Andric            : "a" (__leaf), "b" (__d[0]), "c" (__d[1]), "d" (__d[2])
32*0b57cec5SDimitry Andric            : "cc");
33*0b57cec5SDimitry Andric   return __result;
34*0b57cec5SDimitry Andric }
35*0b57cec5SDimitry Andric 
36*0b57cec5SDimitry Andric #undef __DEFAULT_FN_ATTRS
37*0b57cec5SDimitry Andric 
38*0b57cec5SDimitry Andric #endif /* __has_extension(gnu_asm) */
39*0b57cec5SDimitry Andric 
40*0b57cec5SDimitry Andric #endif
41