/*===---- clwbintrin.h - CLWB 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 <clwbintrin.h> directly; include <immintrin.h> instead." #endif #ifndef __CLWBINTRIN_H #define __CLWBINTRIN_H /* Define the default attributes for the functions in this file. */ #define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("clwb"))) /// Writes back to memory the cache line (if modified) that contains the /// linear address specified in \a __p from any level of the cache hierarchy in /// the cache coherence domain /// /// \headerfile <immintrin.h> /// /// This intrinsic corresponds to the <c> CLWB </c> instruction. /// /// \param __p /// A pointer to the memory location used to identify the cache line to be /// written back. static __inline__ void __DEFAULT_FN_ATTRS _mm_clwb(void const *__p) { __builtin_ia32_clwb(__p); } #undef __DEFAULT_FN_ATTRS #endif |