1 /*===---- bmiintrin.h - BMI intrinsics -------------------------------------===
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to deal
5 * in the Software without restriction, including without limitation the rights
6 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7 * copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
21 *===-----------------------------------------------------------------------===
24 #if !defined __X86INTRIN_H && !defined __IMMINTRIN_H
25 #error "Never use <bmiintrin.h> directly; include <x86intrin.h> instead."
29 # error "BMI instruction set not enabled"
35 static __inline__ unsigned short __attribute__((__always_inline__, __nodebug__))
36 __tzcnt_u16(unsigned short __X)
38 return __builtin_ctzs(__X);
41 static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
42 __andn_u32(unsigned int __X, unsigned int __Y)
47 static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
48 __bextr_u32(unsigned int __X, unsigned int __Y)
50 return __builtin_ia32_bextr_u32(__X, __Y);
53 static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
54 __blsi_u32(unsigned int __X)
59 static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
60 __blsmsk_u32(unsigned int __X)
62 return __X ^ (__X - 1);
65 static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
66 __blsr_u32(unsigned int __X)
68 return __X & (__X - 1);
71 static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
72 __tzcnt_u32(unsigned int __X)
74 return __builtin_ctz(__X);
78 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
79 __andn_u64 (unsigned long long __X, unsigned long long __Y)
84 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
85 __bextr_u64(unsigned long long __X, unsigned long long __Y)
87 return __builtin_ia32_bextr_u64(__X, __Y);
90 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
91 __blsi_u64(unsigned long long __X)
96 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
97 __blsmsk_u64(unsigned long long __X)
99 return __X ^ (__X - 1);
102 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
103 __blsr_u64(unsigned long long __X)
105 return __X & (__X - 1);
108 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
109 __tzcnt_u64(unsigned long long __X)
111 return __builtin_ctzll(__X);
115 #endif /* __BMIINTRIN_H */