clang API Documentation

rdseedintrin.h
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00001 /*===---- rdseedintrin.h - RDSEED intrinsics -------------------------------===
00002  *
00003  * Permission is hereby granted, free of charge, to any person obtaining a copy
00004  * of this software and associated documentation files (the "Software"), to deal
00005  * in the Software without restriction, including without limitation the rights
00006  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00007  * copies of the Software, and to permit persons to whom the Software is
00008  * furnished to do so, subject to the following conditions:
00009  *
00010  * The above copyright notice and this permission notice shall be included in
00011  * all copies or substantial portions of the Software.
00012  *
00013  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00014  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00015  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00016  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00017  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00018  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00019  * THE SOFTWARE.
00020  *
00021  *===-----------------------------------------------------------------------===
00022  */
00023 
00024 #ifndef __X86INTRIN_H
00025 #error "Never use <rdseedintrin.h> directly; include <x86intrin.h> instead."
00026 #endif
00027 
00028 #ifndef __RDSEEDINTRIN_H
00029 #define __RDSEEDINTRIN_H
00030 
00031 #ifdef __RDSEED__
00032 static __inline__ int __attribute__((__always_inline__, __nodebug__))
00033 _rdseed16_step(unsigned short *__p)
00034 {
00035   return __builtin_ia32_rdseed16_step(__p);
00036 }
00037 
00038 static __inline__ int __attribute__((__always_inline__, __nodebug__))
00039 _rdseed32_step(unsigned int *__p)
00040 {
00041   return __builtin_ia32_rdseed32_step(__p);
00042 }
00043 
00044 #ifdef __x86_64__
00045 static __inline__ int __attribute__((__always_inline__, __nodebug__))
00046 _rdseed64_step(unsigned long long *__p)
00047 {
00048   return __builtin_ia32_rdseed64_step(__p);
00049 }
00050 #endif
00051 #endif /* __RDSEED__ */
00052 #endif /* __RDSEEDINTRIN_H */