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bmiintrin.h
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1 /*===---- bmiintrin.h - Implementation of BMI intrinsics on PowerPC --------===
2  *
3  * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4  * See https://llvm.org/LICENSE.txt for license information.
5  * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6  *
7  *===-----------------------------------------------------------------------===
8  */
9 
10 #if !defined X86GPRINTRIN_H_
11 #error "Never use <bmiintrin.h> directly; include <x86gprintrin.h> instead."
12 #endif
13 
14 #ifndef BMIINTRIN_H_
15 #define BMIINTRIN_H_
16 
17 extern __inline unsigned short
18  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
19  __tzcnt_u16(unsigned short __X) {
20  return __builtin_ctz(__X);
21 }
22 
23 extern __inline unsigned int
24  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
25  __andn_u32(unsigned int __X, unsigned int __Y) {
26  return (~__X & __Y);
27 }
28 
29 extern __inline unsigned int
30  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
31  _bextr_u32(unsigned int __X, unsigned int __P, unsigned int __L) {
32  return ((__X << (32 - (__L + __P))) >> (32 - __L));
33 }
34 
35 extern __inline unsigned int
36  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
37  __bextr_u32(unsigned int __X, unsigned int __Y) {
38  unsigned int __P, __L;
39  __P = __Y & 0xFF;
40  __L = (__Y >> 8) & 0xFF;
41  return (_bextr_u32(__X, __P, __L));
42 }
43 
44 extern __inline unsigned int
45  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
46  __blsi_u32(unsigned int __X) {
47  return (__X & -__X);
48 }
49 
50 extern __inline unsigned int
51  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
52  _blsi_u32(unsigned int __X) {
53  return __blsi_u32(__X);
54 }
55 
56 extern __inline unsigned int
57  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
58  __blsmsk_u32(unsigned int __X) {
59  return (__X ^ (__X - 1));
60 }
61 
62 extern __inline unsigned int
63  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
64  _blsmsk_u32(unsigned int __X) {
65  return __blsmsk_u32(__X);
66 }
67 
68 extern __inline unsigned int
69  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
70  __blsr_u32(unsigned int __X) {
71  return (__X & (__X - 1));
72 }
73 
74 extern __inline unsigned int
75  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
76  _blsr_u32(unsigned int __X) {
77  return __blsr_u32(__X);
78 }
79 
80 extern __inline unsigned int
81  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
82  __tzcnt_u32(unsigned int __X) {
83  return __builtin_ctz(__X);
84 }
85 
86 extern __inline unsigned int
87  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
88  _tzcnt_u32(unsigned int __X) {
89  return __builtin_ctz(__X);
90 }
91 
92 /* use the 64-bit shift, rotate, and count leading zeros instructions
93  for long long. */
94 #ifdef __PPC64__
95 extern __inline unsigned long long
96  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
97  __andn_u64(unsigned long long __X, unsigned long long __Y) {
98  return (~__X & __Y);
99 }
100 
101 extern __inline unsigned long long
102  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
103  _bextr_u64(unsigned long long __X, unsigned int __P, unsigned int __L) {
104  return ((__X << (64 - (__L + __P))) >> (64 - __L));
105 }
106 
107 extern __inline unsigned long long
108  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
109  __bextr_u64(unsigned long long __X, unsigned long long __Y) {
110  unsigned int __P, __L;
111  __P = __Y & 0xFF;
112  __L = (__Y & 0xFF00) >> 8;
113  return (_bextr_u64(__X, __P, __L));
114 }
115 
116 extern __inline unsigned long long
117  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
118  __blsi_u64(unsigned long long __X) {
119  return __X & -__X;
120 }
121 
122 extern __inline unsigned long long
123  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
124  _blsi_u64(unsigned long long __X) {
125  return __blsi_u64(__X);
126 }
127 
128 extern __inline unsigned long long
129  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
130  __blsmsk_u64(unsigned long long __X) {
131  return (__X ^ (__X - 1));
132 }
133 
134 extern __inline unsigned long long
135  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
136  _blsmsk_u64(unsigned long long __X) {
137  return __blsmsk_u64(__X);
138 }
139 
140 extern __inline unsigned long long
141  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
142  __blsr_u64(unsigned long long __X) {
143  return (__X & (__X - 1));
144 }
145 
146 extern __inline unsigned long long
147  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
148  _blsr_u64(unsigned long long __X) {
149  return __blsr_u64(__X);
150 }
151 
152 extern __inline unsigned long long
153  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
154  __tzcnt_u64(unsigned long long __X) {
155  return __builtin_ctzll(__X);
156 }
157 
158 extern __inline unsigned long long
159  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
160  _tzcnt_u64(unsigned long long __X) {
161  return __builtin_ctzll(__X);
162 }
163 #endif /* __PPC64__ */
164 
165 #endif /* BMIINTRIN_H_ */
__L
__inline unsigned int unsigned int unsigned int __L
Definition: bmiintrin.h:31
_blsmsk_u32
#define _blsmsk_u32(a)
Definition: bmiintrin.h:129
__andn_u32
static __inline__ unsigned int __DEFAULT_FN_ATTRS __andn_u32(unsigned int __X, unsigned int __Y)
Performs a bitwise AND of the second operand with the one's complement of the first operand.
Definition: bmiintrin.h:147
__Y
__inline unsigned int unsigned int __Y
Definition: bmiintrin.h:25
_blsr_u32
#define _blsr_u32(a)
Definition: bmiintrin.h:131
__attribute__
__inline unsigned short __attribute__((__gnu_inline__, __always_inline__, __artificial__)) __tzcnt_u16(unsigned short __X)
Definition: bmiintrin.h:18
_blsi_u32
#define _blsi_u32(a)
Definition: bmiintrin.h:127
__tzcnt_u16
static __inline__ unsigned short __RELAXED_FN_ATTRS __tzcnt_u16(unsigned short __X)
Counts the number of trailing zero bits in the operand.
Definition: bmiintrin.h:35
__blsi_u32
static __inline__ unsigned int __DEFAULT_FN_ATTRS __blsi_u32(unsigned int __X)
Clears all bits in the source except for the least significant bit containing a value of 1 and return...
Definition: bmiintrin.h:234
__bextr_u32
static __inline__ unsigned int __DEFAULT_FN_ATTRS __bextr_u32(unsigned int __X, unsigned int __Y)
Extracts the specified bits from the first operand and returns them in the least significant bits of ...
Definition: bmiintrin.h:170
__P
__inline unsigned int unsigned int __P
Definition: bmiintrin.h:31
__blsmsk_u32
static __inline__ unsigned int __DEFAULT_FN_ATTRS __blsmsk_u32(unsigned int __X)
Creates a mask whose bits are set to 1, using bit 0 up to and including the least significant bit tha...
Definition: bmiintrin.h:251
_bextr_u32
static __inline__ unsigned int __DEFAULT_FN_ATTRS _bextr_u32(unsigned int __X, unsigned int __Y, unsigned int __Z)
Extracts the specified bits from the first operand and returns them in the least significant bits of ...
Definition: bmiintrin.h:195
__tzcnt_u32
static __inline__ unsigned int __RELAXED_FN_ATTRS __tzcnt_u32(unsigned int __X)
Counts the number of trailing zero bits in the operand.
Definition: bmiintrin.h:52
__blsr_u32
static __inline__ unsigned int __DEFAULT_FN_ATTRS __blsr_u32(unsigned int __X)
Clears the least significant bit that is set to 1 in the source operand and returns the result.
Definition: bmiintrin.h:268
_tzcnt_u32
#define _tzcnt_u32(a)
Definition: bmiintrin.h:74