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pkuintrin.h
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1 /*===------------- pkuintrin.h - PKU intrinsics ------------------===
2  *
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a copy
5  * of this software and associated documentation files (the "Software"), to deal
6  * in the Software without restriction, including without limitation the rights
7  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8  * copies of the Software, and to permit persons to whom the Software is
9  * furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
20  * THE SOFTWARE.
21  *
22  *===-----------------------------------------------------------------------===
23  */
24 #ifndef __IMMINTRIN_H
25 #error "Never use <pkuintrin.h> directly; include <immintrin.h> instead."
26 #endif
27 
28 #ifndef __PKUINTRIN_H
29 #define __PKUINTRIN_H
30 
31 /* Define the default attributes for the functions in this file. */
32 #define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("pku")))
33 
34 static __inline__ unsigned int __DEFAULT_FN_ATTRS
36 {
37  return __builtin_ia32_rdpkru();
38 }
39 
40 static __inline__ void __DEFAULT_FN_ATTRS
41 _wrpkru(unsigned int __val)
42 {
43  return __builtin_ia32_wrpkru(__val);
44 }
45 
46 #undef __DEFAULT_FN_ATTRS
47 
48 #endif
#define __DEFAULT_FN_ATTRS
Definition: pkuintrin.h:32
static __inline__ void __DEFAULT_FN_ATTRS _wrpkru(unsigned int __val)
Definition: pkuintrin.h:41
static __inline__ unsigned int __DEFAULT_FN_ATTRS _rdpkru_u32(void)
Definition: pkuintrin.h:35