10b57cec5SDimitry Andric /*===---- cldemoteintrin.h - CLDEMOTE intrinsic ----------------------------=== 20b57cec5SDimitry Andric * 30b57cec5SDimitry Andric * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 40b57cec5SDimitry Andric * See https://llvm.org/LICENSE.txt for license information. 50b57cec5SDimitry Andric * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 60b57cec5SDimitry Andric * 70b57cec5SDimitry Andric *===-----------------------------------------------------------------------=== 80b57cec5SDimitry Andric */ 90b57cec5SDimitry Andric 100b57cec5SDimitry Andric #if !defined __X86INTRIN_H && !defined __IMMINTRIN_H 110b57cec5SDimitry Andric #error "Never use <cldemoteintrin.h> directly; include <x86intrin.h> instead." 120b57cec5SDimitry Andric #endif 130b57cec5SDimitry Andric 140b57cec5SDimitry Andric #ifndef __CLDEMOTEINTRIN_H 150b57cec5SDimitry Andric #define __CLDEMOTEINTRIN_H 160b57cec5SDimitry Andric 170b57cec5SDimitry Andric /* Define the default attributes for the functions in this file. */ 180b57cec5SDimitry Andric #define __DEFAULT_FN_ATTRS \ 190b57cec5SDimitry Andric __attribute__((__always_inline__, __nodebug__, __target__("cldemote"))) 200b57cec5SDimitry Andric 21*5ffd83dbSDimitry Andric /// Hint to hardware that the cache line that contains \p __P should be demoted 22*5ffd83dbSDimitry Andric /// from the cache closest to the processor core to a level more distant from 23*5ffd83dbSDimitry Andric /// the processor core. 24*5ffd83dbSDimitry Andric /// 25*5ffd83dbSDimitry Andric /// \headerfile <x86intrin.h> 26*5ffd83dbSDimitry Andric /// 27*5ffd83dbSDimitry Andric /// This intrinsic corresponds to the <c> CLDEMOTE </c> instruction. 280b57cec5SDimitry Andric static __inline__ void __DEFAULT_FN_ATTRS _cldemote(const void * __P)290b57cec5SDimitry Andric_cldemote(const void * __P) { 300b57cec5SDimitry Andric __builtin_ia32_cldemote(__P); 310b57cec5SDimitry Andric } 320b57cec5SDimitry Andric 33*5ffd83dbSDimitry Andric #define _mm_cldemote(p) _cldemote(p) 340b57cec5SDimitry Andric #undef __DEFAULT_FN_ATTRS 350b57cec5SDimitry Andric 360b57cec5SDimitry Andric #endif 37