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1 /* Copyright (C) 2011-2020 Free Software Foundation, Inc.
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111
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2
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3 This file is part of GCC.
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4
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5 GCC is free software; you can redistribute it and/or modify
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6 it under the terms of the GNU General Public License as published by
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7 the Free Software Foundation; either version 3, or (at your option)
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8 any later version.
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9
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10 GCC is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 GNU General Public License for more details.
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14
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15 Under Section 7 of GPL version 3, you are granted additional
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16 permissions described in the GCC Runtime Library Exception, version
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17 3.1, as published by the Free Software Foundation.
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18
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19 You should have received a copy of the GNU General Public License and
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20 a copy of the GCC Runtime Library Exception along with this program;
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21 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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22 <http://www.gnu.org/licenses/>. */
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23
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24 #if !defined _X86INTRIN_H_INCLUDED && !defined _IMMINTRIN_H_INCLUDED
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25 # error "Never use <bmi2intrin.h> directly; include <x86intrin.h> instead."
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26 #endif
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27
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28 #ifndef _BMI2INTRIN_H_INCLUDED
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29 #define _BMI2INTRIN_H_INCLUDED
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30
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31 #ifndef __BMI2__
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32 #pragma GCC push_options
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33 #pragma GCC target("bmi2")
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34 #define __DISABLE_BMI2__
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35 #endif /* __BMI2__ */
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36
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37 extern __inline unsigned int
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38 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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39 _bzhi_u32 (unsigned int __X, unsigned int __Y)
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40 {
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41 return __builtin_ia32_bzhi_si (__X, __Y);
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42 }
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43
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44 extern __inline unsigned int
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45 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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46 _pdep_u32 (unsigned int __X, unsigned int __Y)
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47 {
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48 return __builtin_ia32_pdep_si (__X, __Y);
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49 }
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50
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51 extern __inline unsigned int
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52 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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53 _pext_u32 (unsigned int __X, unsigned int __Y)
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54 {
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55 return __builtin_ia32_pext_si (__X, __Y);
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56 }
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57
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58 #ifdef __x86_64__
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59
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60 extern __inline unsigned long long
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61 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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62 _bzhi_u64 (unsigned long long __X, unsigned long long __Y)
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63 {
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64 return __builtin_ia32_bzhi_di (__X, __Y);
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65 }
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66
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67 extern __inline unsigned long long
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68 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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69 _pdep_u64 (unsigned long long __X, unsigned long long __Y)
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70 {
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71 return __builtin_ia32_pdep_di (__X, __Y);
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72 }
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73
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74 extern __inline unsigned long long
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75 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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76 _pext_u64 (unsigned long long __X, unsigned long long __Y)
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77 {
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78 return __builtin_ia32_pext_di (__X, __Y);
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79 }
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80
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81 extern __inline unsigned long long
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82 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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83 _mulx_u64 (unsigned long long __X, unsigned long long __Y,
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84 unsigned long long *__P)
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85 {
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86 unsigned __int128 __res = (unsigned __int128) __X * __Y;
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87 *__P = (unsigned long long) (__res >> 64);
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88 return (unsigned long long) __res;
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89 }
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90
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91 #else /* !__x86_64__ */
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92
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93 extern __inline unsigned int
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94 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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95 _mulx_u32 (unsigned int __X, unsigned int __Y, unsigned int *__P)
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96 {
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97 unsigned long long __res = (unsigned long long) __X * __Y;
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98 *__P = (unsigned int) (__res >> 32);
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99 return (unsigned int) __res;
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100 }
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101
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102 #endif /* !__x86_64__ */
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103
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104 #ifdef __DISABLE_BMI2__
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105 #undef __DISABLE_BMI2__
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106 #pragma GCC pop_options
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107 #endif /* __DISABLE_BMI2__ */
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108
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109 #endif /* _BMI2INTRIN_H_INCLUDED */
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