/*===---- clwbintrin.h - CLWB intrinsic ------------------------------------=== * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * *===-----------------------------------------------------------------------=== */ #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 |