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| Rev | Author | Line No. | Line |
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| 14 | pmbaty | 1 | /*===---- cldemoteintrin.h - CLDEMOTE intrinsic ----------------------------=== |
| 2 | * |
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| 3 | * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | * See https://llvm.org/LICENSE.txt for license information. |
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| 5 | * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | * |
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| 7 | *===-----------------------------------------------------------------------=== |
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| 8 | */ |
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| 9 | |||
| 10 | #if !defined __X86INTRIN_H && !defined __IMMINTRIN_H |
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| 11 | #error "Never use <cldemoteintrin.h> directly; include <x86intrin.h> instead." |
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| 12 | #endif |
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| 13 | |||
| 14 | #ifndef __CLDEMOTEINTRIN_H |
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| 15 | #define __CLDEMOTEINTRIN_H |
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| 16 | |||
| 17 | /* Define the default attributes for the functions in this file. */ |
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| 18 | #define __DEFAULT_FN_ATTRS \ |
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| 19 | __attribute__((__always_inline__, __nodebug__, __target__("cldemote"))) |
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| 20 | |||
| 21 | /// Hint to hardware that the cache line that contains \p __P should be demoted |
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| 22 | /// from the cache closest to the processor core to a level more distant from |
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| 23 | /// the processor core. |
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| 24 | /// |
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| 25 | /// \headerfile <x86intrin.h> |
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| 26 | /// |
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| 27 | /// This intrinsic corresponds to the <c> CLDEMOTE </c> instruction. |
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| 28 | static __inline__ void __DEFAULT_FN_ATTRS |
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| 29 | _cldemote(const void * __P) { |
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| 30 | __builtin_ia32_cldemote(__P); |
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| 31 | } |
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| 32 | |||
| 33 | #define _mm_cldemote(p) _cldemote(p) |
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| 34 | #undef __DEFAULT_FN_ATTRS |
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| 35 | |||
| 36 | #endif |