/* Copyright (c) 2016 Cryptography Research, Inc. * Released under the MIT License. See LICENSE.txt for license information. */ #ifndef __ARCH_ARCH_32_ARCH_INTRINSICS_H__ #define __ARCH_ARCH_32_ARCH_INTRINSICS_H__ #define ARCH_WORD_BITS 32 static __inline__ __attribute((always_inline,unused)) uint32_t word_is_zero(uint32_t a) { /* let's hope the compiler isn't clever enough to optimize this. */ return (((uint64_t)a)-1)>>32; } static __inline__ __attribute((always_inline,unused)) uint64_t widemul(uint32_t a, uint32_t b) { return ((uint64_t)a) * b; } #endif /* __ARCH_ARM_32_ARCH_INTRINSICS_H__ */