llvm/clang/lib/Headers/cldemoteintrin.h

/*===---- cldemoteintrin.h - CLDEMOTE 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
 *
 *===-----------------------------------------------------------------------===
 */

#if !defined __X86INTRIN_H && !defined __IMMINTRIN_H
#error "Never use <cldemoteintrin.h> directly; include <x86intrin.h> instead."
#endif

#ifndef __CLDEMOTEINTRIN_H
#define __CLDEMOTEINTRIN_H

/* Define the default attributes for the functions in this file. */
#define __DEFAULT_FN_ATTRS \
  __attribute__((__always_inline__, __nodebug__,  __target__("cldemote")))

/// Hint to hardware that the cache line that contains \p __P should be demoted
/// from the cache closest to the processor core to a level more distant from
/// the processor core.
///
/// \headerfile <x86intrin.h>
///
/// This intrinsic corresponds to the <c> CLDEMOTE </c> instruction.
static __inline__ void __DEFAULT_FN_ATTRS
_cldemote(const void * __P) {
  __builtin_ia32_cldemote(__P);
}

#define _mm_cldemote(p) _cldemote(p)
#undef __DEFAULT_FN_ATTRS

#endif