1/*===---- arm_acle.h - ARM Non-Neon 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#ifndef __ARM_ACLE_H 25#define __ARM_ACLE_H 26 27#ifndef __ARM_ACLE 28#error "ACLE intrinsics support not enabled." 29#endif 30 31#include <stdint.h> 32 33#if defined(__cplusplus) 34extern "C" { 35#endif 36 37/* Miscellaneous data-processing intrinsics */ 38 39static __inline__ uint32_t __attribute__((always_inline, nodebug)) 40 __clz(uint32_t t) { 41 return __builtin_clz(t); 42} 43 44static __inline__ unsigned long __attribute__((always_inline, nodebug)) 45 __clzl(unsigned long t) { 46 return __builtin_clzl(t); 47} 48 49static __inline__ uint64_t __attribute__((always_inline, nodebug)) 50 __clzll(uint64_t t) { 51#if __SIZEOF_LONG_LONG__ == 8 52 return __builtin_clzll(t); 53#else 54 return __builtin_clzl(t); 55#endif 56} 57 58static __inline__ uint32_t __attribute__((always_inline, nodebug)) 59 __rev(uint32_t t) { 60 return __builtin_bswap32(t); 61} 62 63static __inline__ unsigned long __attribute__((always_inline, nodebug)) 64 __revl(unsigned long t) { 65#if __SIZEOF_LONG__ == 4 66 return __builtin_bswap32(t); 67#else 68 return __builtin_bswap64(t); 69#endif 70} 71 72static __inline__ uint64_t __attribute__((always_inline, nodebug)) 73 __revll(uint64_t t) { 74 return __builtin_bswap64(t); 75} 76 77 78/* 79 * Saturating intrinsics 80 * 81 * FIXME: Change guard to their corrosponding __ARM_FEATURE flag when Q flag 82 * intrinsics are implemented and the flag is enabled. 83 */ 84#if __ARM_32BIT_STATE 85#define __ssat(x, y) __builtin_arm_ssat(x, y) 86#define __usat(x, y) __builtin_arm_usat(x, y) 87 88static __inline__ int32_t __attribute__((always_inline, nodebug)) 89 __qadd(int32_t t, int32_t v) { 90 return __builtin_arm_qadd(t, v); 91} 92 93static __inline__ int32_t __attribute__((always_inline, nodebug)) 94 __qsub(int32_t t, int32_t v) { 95 return __builtin_arm_qsub(t, v); 96} 97 98static __inline__ int32_t __attribute__((always_inline, nodebug)) 99__qdbl(int32_t t) { 100 return __builtin_arm_qadd(t, t); 101} 102#endif 103 104/* CRC32 intrinsics */ 105#if __ARM_FEATURE_CRC32 106static __inline__ uint32_t __attribute__((always_inline, nodebug)) 107 __crc32b(uint32_t a, uint8_t b) { 108 return __builtin_arm_crc32b(a, b); 109} 110 111static __inline__ uint32_t __attribute__((always_inline, nodebug)) 112 __crc32h(uint32_t a, uint16_t b) { 113 return __builtin_arm_crc32h(a, b); 114} 115 116static __inline__ uint32_t __attribute__((always_inline, nodebug)) 117 __crc32w(uint32_t a, uint32_t b) { 118 return __builtin_arm_crc32w(a, b); 119} 120 121static __inline__ uint32_t __attribute__((always_inline, nodebug)) 122 __crc32d(uint32_t a, uint64_t b) { 123 return __builtin_arm_crc32d(a, b); 124} 125 126static __inline__ uint32_t __attribute__((always_inline, nodebug)) 127 __crc32cb(uint32_t a, uint8_t b) { 128 return __builtin_arm_crc32cb(a, b); 129} 130 131static __inline__ uint32_t __attribute__((always_inline, nodebug)) 132 __crc32ch(uint32_t a, uint16_t b) { 133 return __builtin_arm_crc32ch(a, b); 134} 135 136static __inline__ uint32_t __attribute__((always_inline, nodebug)) 137 __crc32cw(uint32_t a, uint32_t b) { 138 return __builtin_arm_crc32cw(a, b); 139} 140 141static __inline__ uint32_t __attribute__((always_inline, nodebug)) 142 __crc32cd(uint32_t a, uint64_t b) { 143 return __builtin_arm_crc32cd(a, b); 144} 145#endif 146 147#if defined(__cplusplus) 148} 149#endif 150 151#endif /* __ARM_ACLE_H */ 152