1/* Copyright (C) 2010-2020 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/* This header is distributed to simplify porting x86_64 code that 25 makes explicit use of Intel intrinsics to powerpc64le. 26 It is the user's responsibility to determine if the results are 27 acceptable and make additional changes as necessary. 28 Note that much code that uses Intel intrinsics can be rewritten in 29 standard C or GNU C extensions, which are more portable and better 30 optimized across multiple targets. */ 31 32#if !defined _X86INTRIN_H_INCLUDED 33# error "Never use <bmiintrin.h> directly; include <x86intrin.h> instead." 34#endif 35 36#ifndef _BMIINTRIN_H_INCLUDED 37#define _BMIINTRIN_H_INCLUDED 38 39extern __inline unsigned short __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 40__tzcnt_u16 (unsigned short __X) 41{ 42 return __builtin_ctz (__X); 43} 44 45extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 46__andn_u32 (unsigned int __X, unsigned int __Y) 47{ 48 return (~__X & __Y); 49} 50 51extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 52_bextr_u32 (unsigned int __X, unsigned int __P, unsigned int __L) 53{ 54 return ((__X << (32 - (__L + __P))) >> (32 - __L)); 55} 56 57extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 58__bextr_u32 (unsigned int __X, unsigned int __Y) 59{ 60 unsigned int __P, __L; 61 __P = __Y & 0xFF; 62 __L = (__Y >> 8) & 0xFF; 63 return (_bextr_u32 (__X, __P, __L)); 64} 65 66extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 67__blsi_u32 (unsigned int __X) 68{ 69 return (__X & -__X); 70} 71 72extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 73_blsi_u32 (unsigned int __X) 74{ 75 return __blsi_u32 (__X); 76} 77 78extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 79__blsmsk_u32 (unsigned int __X) 80{ 81 return (__X ^ (__X - 1)); 82} 83 84extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 85_blsmsk_u32 (unsigned int __X) 86{ 87 return __blsmsk_u32 (__X); 88} 89 90extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 91__blsr_u32 (unsigned int __X) 92{ 93 return (__X & (__X - 1)); 94} 95 96extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 97_blsr_u32 (unsigned int __X) 98{ 99 return __blsr_u32 (__X); 100} 101 102extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 103__tzcnt_u32 (unsigned int __X) 104{ 105 return __builtin_ctz (__X); 106} 107 108extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 109_tzcnt_u32 (unsigned int __X) 110{ 111 return __builtin_ctz (__X); 112} 113 114/* use the 64-bit shift, rotate, and count leading zeros instructions 115 for long long. */ 116#ifdef __PPC64__ 117extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 118__andn_u64 (unsigned long long __X, unsigned long long __Y) 119{ 120 return (~__X & __Y); 121} 122 123extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 124_bextr_u64 (unsigned long long __X, unsigned int __P, unsigned int __L) 125{ 126 return ((__X << (64 - (__L + __P))) >> (64 - __L)); 127} 128 129extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 130__bextr_u64 (unsigned long long __X, unsigned long long __Y) 131{ 132 unsigned int __P, __L; 133 __P = __Y & 0xFF; 134 __L = (__Y & 0xFF00) >> 8; 135 return (_bextr_u64 (__X, __P, __L)); 136} 137 138extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 139__blsi_u64 (unsigned long long __X) 140{ 141 return __X & -__X; 142} 143 144extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 145_blsi_u64 (unsigned long long __X) 146{ 147 return __blsi_u64 (__X); 148} 149 150extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 151__blsmsk_u64 (unsigned long long __X) 152{ 153 return (__X ^ (__X - 1)); 154} 155 156extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 157_blsmsk_u64 (unsigned long long __X) 158{ 159 return __blsmsk_u64 (__X); 160} 161 162extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 163__blsr_u64 (unsigned long long __X) 164{ 165 return (__X & (__X - 1)); 166} 167 168extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 169_blsr_u64 (unsigned long long __X) 170{ 171 return __blsr_u64 (__X); 172} 173 174extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 175__tzcnt_u64 (unsigned long long __X) 176{ 177 return __builtin_ctzll (__X); 178} 179 180extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 181_tzcnt_u64 (unsigned long long __X) 182{ 183 return __builtin_ctzll (__X); 184} 185#endif /* __PPC64__ */ 186 187#endif /* _BMIINTRIN_H_INCLUDED */ 188