Files
llama.cpp/vendor/hash/rotate-bits/rotate-bits.h
T
Xuan-Son Nguyen 39be55c97e vendor: move hash to vendor (#27262)
* vendor: move hash to vendor

* group hashes into one single static lib
2026-08-17 18:21:02 +02:00

47 lines
1017 B
C

#ifndef __ROTATE_DEFS_H
#define __ROTATE_DEFS_H
#ifdef _MSC_VER
#include <stdlib.h>
#define ROTL32(v, n) _rotl((v), (n))
#define ROTL64(v, n) _rotl64((v), (n))
#define ROTR32(v, n) _rotr((v), (n))
#define ROTR64(v, n) _rotr64((v), (n))
#else
#include <stdint.h>
#define U8V(v) ((uint8_t)(v) & 0xFFU)
#define U16V(v) ((uint16_t)(v) & 0xFFFFU)
#define U32V(v) ((uint32_t)(v) & 0xFFFFFFFFU)
#define U64V(v) ((uint64_t)(v) & 0xFFFFFFFFFFFFFFFFU)
#define ROTL32(v, n) \
(U32V((uint32_t)(v) << (n)) | ((uint32_t)(v) >> (32 - (n))))
// tests fail if we don't have this cast...
#define ROTL64(v, n) \
(U64V((uint64_t)(v) << (n)) | ((uint64_t)(v) >> (64 - (n))))
#define ROTR32(v, n) ROTL32(v, 32 - (n))
#define ROTR64(v, n) ROTL64(v, 64 - (n))
#endif
#define ROTL8(v, n) \
(U8V((uint8_t)(v) << (n)) | ((uint8_t)(v) >> (8 - (n))))
#define ROTL16(v, n) \
(U16V((uint16_t)(v) << (n)) | ((uint16_t)(v) >> (16 - (n))))
#define ROTR8(v, n) ROTL8(v, 8 - (n))
#define ROTR16(v, n) ROTL16(v, 16 - (n))
#endif