root / lab4 / .minix-src / include / clang-3.6 / bmi2intrin.h @ 14
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| 1 | 13 | up20180614 | /*===---- bmi2intrin.h - BMI2 intrinsics -----------------------------------===
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| 2 | *
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| 3 | * Permission is hereby granted, free of charge, to any person obtaining a copy
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| 4 | * of this software and associated documentation files (the "Software"), to deal
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| 5 | * in the Software without restriction, including without limitation the rights
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| 6 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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| 7 | * copies of the Software, and to permit persons to whom the Software is
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| 8 | * furnished to do so, subject to the following conditions:
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| 9 | *
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| 10 | * The above copyright notice and this permission notice shall be included in
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| 11 | * all copies or substantial portions of the Software.
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| 12 | *
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| 13 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| 14 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 15 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| 16 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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| 17 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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| 18 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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| 19 | * THE SOFTWARE.
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| 20 | *
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| 21 | *===-----------------------------------------------------------------------===
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| 22 | */
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| 23 | |||
| 24 | #if !defined __X86INTRIN_H && !defined __IMMINTRIN_H
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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 | |||
| 28 | #ifndef __BMI2__
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| 29 | # error "BMI2 instruction set not enabled" |
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| 30 | #endif /* __BMI2__ */ |
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| 31 | |||
| 32 | #ifndef __BMI2INTRIN_H
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| 33 | #define __BMI2INTRIN_H
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| 34 | |||
| 35 | static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__)) |
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| 36 | _bzhi_u32(unsigned int __X, unsigned int __Y) |
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| 37 | {
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| 38 | return __builtin_ia32_bzhi_si(__X, __Y);
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| 39 | } |
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| 40 | |||
| 41 | static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__)) |
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| 42 | _pdep_u32(unsigned int __X, unsigned int __Y) |
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| 43 | {
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| 44 | return __builtin_ia32_pdep_si(__X, __Y);
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| 45 | } |
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| 46 | |||
| 47 | static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__)) |
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| 48 | _pext_u32(unsigned int __X, unsigned int __Y) |
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| 49 | {
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| 50 | return __builtin_ia32_pext_si(__X, __Y);
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| 51 | } |
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| 52 | |||
| 53 | #ifdef __x86_64__
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| 54 | |||
| 55 | static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__)) |
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| 56 | _bzhi_u64(unsigned long long __X, unsigned long long __Y) |
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| 57 | {
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| 58 | return __builtin_ia32_bzhi_di(__X, __Y);
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| 59 | } |
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| 60 | |||
| 61 | static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__)) |
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| 62 | _pdep_u64(unsigned long long __X, unsigned long long __Y) |
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| 63 | {
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| 64 | return __builtin_ia32_pdep_di(__X, __Y);
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| 65 | } |
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| 66 | |||
| 67 | static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__)) |
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| 68 | _pext_u64(unsigned long long __X, unsigned long long __Y) |
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| 69 | {
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| 70 | return __builtin_ia32_pext_di(__X, __Y);
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| 71 | } |
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| 72 | |||
| 73 | static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__)) |
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| 74 | _mulx_u64 (unsigned long long __X, unsigned long long __Y, |
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| 75 | unsigned long long *__P) |
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| 76 | {
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| 77 | unsigned __int128 __res = (unsigned __int128) __X * __Y; |
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| 78 | *__P = (unsigned long long) (__res >> 64); |
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| 79 | return (unsigned long long) __res; |
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| 80 | } |
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| 81 | |||
| 82 | #else /* !__x86_64__ */ |
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| 83 | |||
| 84 | static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__)) |
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| 85 | _mulx_u32 (unsigned int __X, unsigned int __Y, unsigned int *__P) |
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| 86 | {
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| 87 | unsigned long long __res = (unsigned long long) __X * __Y; |
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| 88 | *__P = (unsigned int) (__res >> 32); |
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| 89 | return (unsigned int) __res; |
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| 90 | } |
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| 91 | |||
| 92 | #endif /* !__x86_64__ */ |
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| 93 | |||
| 94 | #endif /* __BMI2INTRIN_H */ |