/*===----------------------- clzerointrin.h - CLZERO ----------------------=== * * 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 __X86INTRIN_H #error "Never use <clzerointrin.h> directly; include <x86intrin.h> instead." #endif #ifndef _CLZEROINTRIN_H #define _CLZEROINTRIN_H /* Define the default attributes for the functions in this file. */ #define __DEFAULT_FN_ATTRS \ __attribute__((__always_inline__, __nodebug__, __target__("clzero"))) /// \brief Loads the cache line address and zero's out the cacheline /// /// \headerfile <clzerointrin.h> /// /// This intrinsic corresponds to the <c> CLZERO </c> instruction. /// /// \param __line /// A pointer to a cacheline which needs to be zeroed out. static __inline__ void __DEFAULT_FN_ATTRS _mm_clzero (void * __line) { __builtin_ia32_clzero ((void *)__line); } #undef __DEFAULT_FN_ATTRS #endif /* _CLZEROINTRIN_H */ |