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/* chunkset_neon.c -- NEON inline functions to copy small data chunks.
* For conditions of distribution and use, see copyright notice in zlib.h
*/
#ifdef ARM_NEON_CHUNKSET
#ifdef _M_ARM64
# include <arm64_neon.h>
#else
# include <arm_neon.h>
#endif
#include "../../zbuild.h"
#include "../../zutil.h"
typedef uint8x16_t chunk_t;
#define CHUNK_SIZE 16
#define HAVE_CHUNKMEMSET_2
#define HAVE_CHUNKMEMSET_4
#define HAVE_CHUNKMEMSET_8
static inline void chunkmemset_2(uint8_t *from, chunk_t *chunk) {
uint16_t tmp;
memcpy(&tmp, from, sizeof(tmp));
*chunk = vreinterpretq_u8_u16(vdupq_n_u16(tmp));
}
static inline void chunkmemset_4(uint8_t *from, chunk_t *chunk) {
uint32_t tmp;
memcpy(&tmp, from, sizeof(tmp));
*chunk = vreinterpretq_u8_u32(vdupq_n_u32(tmp));
}
static inline void chunkmemset_8(uint8_t *from, chunk_t *chunk) {
uint64_t tmp;
memcpy(&tmp, from, sizeof(tmp));
*chunk = vreinterpretq_u8_u64(vdupq_n_u64(tmp));
}
#define CHUNKSIZE chunksize_neon
#define CHUNKCOPY chunkcopy_neon
#define CHUNKCOPY_SAFE chunkcopy_safe_neon
#define CHUNKUNROLL chunkunroll_neon
#define CHUNKMEMSET chunkmemset_neon
#define CHUNKMEMSET_SAFE chunkmemset_safe_neon
static inline void loadchunk(uint8_t const *s, chunk_t *chunk) {
*chunk = vld1q_u8(s);
}
static inline void storechunk(uint8_t *out, chunk_t *chunk) {
vst1q_u8(out, *chunk);
}
#include "chunkset_tpl.h"
#endif
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