1 /* Copyright (C) 2010 Free Software Foundation, Inc. 2 3 This file is part of GCC. 4 5 GCC is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3, or (at your option) 8 any later version. 9 10 GCC is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 Under Section 7 of GPL version 3, you are granted additional 16 permissions described in the GCC Runtime Library Exception, version 17 3.1, as published by the Free Software Foundation. 18 19 You should have received a copy of the GNU General Public License and 20 a copy of the GCC Runtime Library Exception along with this program; 21 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 22 <http://www.gnu.org/licenses/>. */ 23 24 #ifndef _X86INTRIN_H_INCLUDED 25 # error "Never use <bmiintrin.h> directly; include <x86intrin.h> instead." 26 #endif 27 28 #ifndef __BMI__ 29 # error "BMI instruction set not enabled" 30 #endif /* __BMI__ */ 31 32 #ifndef _BMIINTRIN_H_INCLUDED 33 #define _BMIINTRIN_H_INCLUDED 34 35 extern __inline unsigned short __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 36 __lzcnt_u16 (unsigned short __X) 37 { 38 return __builtin_clzs (__X); 39 } 40 41 extern __inline unsigned short __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 42 __tzcnt_u16 (unsigned short __X) 43 { 44 return __builtin_ctzs (__X); 45 } 46 47 48 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 49 __andn_u32 (unsigned int __X, unsigned int __Y) 50 { 51 unsigned int tmp = ~(__X) & (__Y); 52 return tmp; 53 } 54 55 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 56 __bextr_u32 (unsigned int __X, unsigned int __Y) 57 { 58 return __builtin_ia32_bextr_u32 (__X, __Y); 59 } 60 61 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 62 __blsi_u32 (unsigned int __X) 63 { 64 unsigned int tmp = (__X) & (-(__X)); 65 return tmp; 66 } 67 68 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 69 __blsmsk_u32 (unsigned int __X) 70 { 71 unsigned int tmp = (__X) ^ (__X - 1); 72 return tmp; 73 } 74 75 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 76 __blsr_u32 (unsigned int __X) 77 { 78 unsigned int tmp = (__X) & (__X - 1); 79 return tmp; 80 } 81 82 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 83 __lzcnt_u32 (unsigned int __X) 84 { 85 return __builtin_clz (__X); 86 } 87 88 89 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 90 __tzcnt_u32 (unsigned int __X) 91 { 92 return __builtin_ctz (__X); 93 } 94 95 96 #ifdef __x86_64__ 97 extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 98 __andn_u64 (unsigned long long __X, unsigned long long __Y) 99 { 100 unsigned long long tmp = ~(__X) & (__Y); 101 return tmp; 102 } 103 104 extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 105 __bextr_u64 (unsigned long long __X, unsigned long long __Y) 106 { 107 return __builtin_ia32_bextr_u64 (__X, __Y); 108 } 109 110 extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 111 __blsi_u64 (unsigned long long __X) 112 { 113 unsigned long long tmp = (__X) & (-(__X)); 114 return tmp; 115 } 116 117 extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 118 __blsmsk_u64 (unsigned long long __X) 119 { 120 unsigned long long tmp = (__X) ^ (__X - 1); 121 return tmp; 122 } 123 124 extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 125 __blsr_u64 (unsigned long long __X) 126 { 127 unsigned long long tmp = (__X) & (__X - 1); 128 return tmp; 129 } 130 131 extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 132 __lzcnt_u64 (unsigned long long __X) 133 { 134 return __builtin_clzll (__X); 135 } 136 137 extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 138 __tzcnt_u64 (unsigned long long __X) 139 { 140 return __builtin_ctzll (__X); 141 } 142 143 #endif /* __x86_64__ */ 144 145 #endif /* _BMIINTRIN_H_INCLUDED */ 146