zig/lib/include/pconfigintrin.h
Andrew Kelley 2117fbdae3
update C headers to llvm9
upstream commit 1931d3cb20a00da732c5210b123656632982fde0
2019-07-19 16:50:45 -04:00

41 lines
1.2 KiB
C
Vendored

/*===---- pconfigintrin.h - X86 platform configuration ---------------------===
*
* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
* See https://llvm.org/LICENSE.txt for license information.
* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
*
*===-----------------------------------------------------------------------===
*/
#if !defined __X86INTRIN_H && !defined __IMMINTRIN_H
#error "Never use <pconfigintrin.h> directly; include <x86intrin.h> instead."
#endif
#ifndef __PCONFIGINTRIN_H
#define __PCONFIGINTRIN_H
#define __PCONFIG_KEY_PROGRAM 0x00000001
#if __has_extension(gnu_asm)
/* Define the default attributes for the functions in this file. */
#define __DEFAULT_FN_ATTRS \
__attribute__((__always_inline__, __nodebug__, __target__("pconfig")))
static __inline unsigned int __DEFAULT_FN_ATTRS
_pconfig_u32(unsigned int __leaf, __SIZE_TYPE__ __d[])
{
unsigned int __result;
__asm__ ("pconfig"
: "=a" (__result), "=b" (__d[0]), "=c" (__d[1]), "=d" (__d[2])
: "a" (__leaf), "b" (__d[0]), "c" (__d[1]), "d" (__d[2])
: "cc");
return __result;
}
#undef __DEFAULT_FN_ATTRS
#endif /* __has_extension(gnu_asm) */
#endif