llvm-project/clang/lib/Headers/xsaveintrin.h

64 lines
1.6 KiB
C

/*===---- xsaveintrin.h - XSAVE intrinsic ----------------------------------===
*
* 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
*
*===-----------------------------------------------------------------------===
*/
#ifndef __IMMINTRIN_H
#error "Never use <xsaveintrin.h> directly; include <immintrin.h> instead."
#endif
#ifndef __XSAVEINTRIN_H
#define __XSAVEINTRIN_H
#ifdef _MSC_VER
#define _XCR_XFEATURE_ENABLED_MASK 0
#endif
/* Define the default attributes for the functions in this file. */
#define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("xsave")))
static __inline__ void __DEFAULT_FN_ATTRS
_xsave(void *__p, unsigned long long __m) {
__builtin_ia32_xsave(__p, __m);
}
static __inline__ void __DEFAULT_FN_ATTRS
_xrstor(void *__p, unsigned long long __m) {
__builtin_ia32_xrstor(__p, __m);
}
#ifndef _MSC_VER
#define _xgetbv(A) __builtin_ia32_xgetbv((long long)(A))
#define _xsetbv(A, B) __builtin_ia32_xsetbv((unsigned int)(A), (unsigned long long)(B));
#else
#ifdef __cplusplus
extern "C" {
#endif
unsigned __int64 __cdecl _xgetbv(unsigned int);
void __cdecl _xsetbv(unsigned int, unsigned __int64);
#ifdef __cplusplus
}
#endif
#endif /* _MSC_VER */
#ifdef __x86_64__
static __inline__ void __DEFAULT_FN_ATTRS
_xsave64(void *__p, unsigned long long __m) {
__builtin_ia32_xsave64(__p, __m);
}
static __inline__ void __DEFAULT_FN_ATTRS
_xrstor64(void *__p, unsigned long long __m) {
__builtin_ia32_xrstor64(__p, __m);
}
#endif
#undef __DEFAULT_FN_ATTRS
#endif