clang 20.0.0git
pconfigintrin.h
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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
25static __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
#define __DEFAULT_FN_ATTRS