| Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1 | /*===---- bmi2intrin.h - BMI2 intrinsics -----------------------------------=== |
| 2 | * |
| 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: |
| 9 | * |
| 10 | * The above copyright notice and this permission notice shall be included in |
| 11 | * all copies or substantial portions of the Software. |
| 12 | * |
| 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 |
| 19 | * THE SOFTWARE. |
| 20 | * |
| 21 | *===-----------------------------------------------------------------------=== |
| 22 | */ |
| 23 | |
| 24 | #if !defined __X86INTRIN_H && !defined __IMMINTRIN_H |
| 25 | #error "Never use <bmi2intrin.h> directly; include <x86intrin.h> instead." |
| 26 | #endif |
| 27 | |
| 28 | #ifndef __BMI2INTRIN_H |
| 29 | #define __BMI2INTRIN_H |
| 30 | |
| 31 | /* Define the default attributes for the functions in this file. */ |
| 32 | #define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("bmi2"))) |
| 33 | |
| 34 | static __inline__ unsigned int __DEFAULT_FN_ATTRS |
| 35 | _bzhi_u32(unsigned int __X, unsigned int __Y) |
| 36 | { |
| 37 | return __builtin_ia32_bzhi_si(__X, __Y); |
| 38 | } |
| 39 | |
| 40 | static __inline__ unsigned int __DEFAULT_FN_ATTRS |
| 41 | _pdep_u32(unsigned int __X, unsigned int __Y) |
| 42 | { |
| 43 | return __builtin_ia32_pdep_si(__X, __Y); |
| 44 | } |
| 45 | |
| 46 | static __inline__ unsigned int __DEFAULT_FN_ATTRS |
| 47 | _pext_u32(unsigned int __X, unsigned int __Y) |
| 48 | { |
| 49 | return __builtin_ia32_pext_si(__X, __Y); |
| 50 | } |
| 51 | |
| 52 | #ifdef __x86_64__ |
| 53 | |
| 54 | static __inline__ unsigned long long __DEFAULT_FN_ATTRS |
| 55 | _bzhi_u64(unsigned long long __X, unsigned long long __Y) |
| 56 | { |
| 57 | return __builtin_ia32_bzhi_di(__X, __Y); |
| 58 | } |
| 59 | |
| 60 | static __inline__ unsigned long long __DEFAULT_FN_ATTRS |
| 61 | _pdep_u64(unsigned long long __X, unsigned long long __Y) |
| 62 | { |
| 63 | return __builtin_ia32_pdep_di(__X, __Y); |
| 64 | } |
| 65 | |
| 66 | static __inline__ unsigned long long __DEFAULT_FN_ATTRS |
| 67 | _pext_u64(unsigned long long __X, unsigned long long __Y) |
| 68 | { |
| 69 | return __builtin_ia32_pext_di(__X, __Y); |
| 70 | } |
| 71 | |
| 72 | static __inline__ unsigned long long __DEFAULT_FN_ATTRS |
| 73 | _mulx_u64 (unsigned long long __X, unsigned long long __Y, |
| 74 | unsigned long long *__P) |
| 75 | { |
| 76 | unsigned __int128 __res = (unsigned __int128) __X * __Y; |
| 77 | *__P = (unsigned long long) (__res >> 64); |
| 78 | return (unsigned long long) __res; |
| 79 | } |
| 80 | |
| 81 | #else /* !__x86_64__ */ |
| 82 | |
| 83 | static __inline__ unsigned int __DEFAULT_FN_ATTRS |
| 84 | _mulx_u32 (unsigned int __X, unsigned int __Y, unsigned int *__P) |
| 85 | { |
| 86 | unsigned long long __res = (unsigned long long) __X * __Y; |
| 87 | *__P = (unsigned int) (__res >> 32); |
| 88 | return (unsigned int) __res; |
| 89 | } |
| 90 | |
| 91 | #endif /* !__x86_64__ */ |
| 92 | |
| 93 | #undef __DEFAULT_FN_ATTRS |
| 94 | |
| 95 | #endif /* __BMI2INTRIN_H */ |