mirror of
https://github.com/simdjson/simdjson
synced 2026-06-08 17:27:07 +00:00
John Keiser
53 lines
1.6 KiB
C++
53 lines
1.6 KiB
C++
#ifndef SIMDJSON_SIMD_INPUT_HASWELL_H
|
|
#define SIMDJSON_SIMD_INPUT_HASWELL_H
|
|
|
|
#include "simdjson/simd_input.h"
|
|
|
|
#ifdef IS_X86_64
|
|
|
|
TARGET_HASWELL
|
|
namespace simdjson {
|
|
|
|
template <>
|
|
struct simd_input<Architecture::HASWELL> {
|
|
__m256i lo;
|
|
__m256i hi;
|
|
};
|
|
|
|
template <>
|
|
really_inline simd_input<Architecture::HASWELL>
|
|
fill_input<Architecture::HASWELL>(const uint8_t *ptr) {
|
|
struct simd_input<Architecture::HASWELL> in;
|
|
in.lo = _mm256_loadu_si256(reinterpret_cast<const __m256i *>(ptr + 0));
|
|
in.hi = _mm256_loadu_si256(reinterpret_cast<const __m256i *>(ptr + 32));
|
|
return in;
|
|
}
|
|
|
|
template <>
|
|
really_inline uint64_t cmp_mask_against_input<Architecture::HASWELL>(
|
|
simd_input<Architecture::HASWELL> in, uint8_t m) {
|
|
const __m256i mask = _mm256_set1_epi8(m);
|
|
__m256i cmp_res_0 = _mm256_cmpeq_epi8(in.lo, mask);
|
|
uint64_t res_0 = static_cast<uint32_t>(_mm256_movemask_epi8(cmp_res_0));
|
|
__m256i cmp_res_1 = _mm256_cmpeq_epi8(in.hi, mask);
|
|
uint64_t res_1 = _mm256_movemask_epi8(cmp_res_1);
|
|
return res_0 | (res_1 << 32);
|
|
}
|
|
|
|
template <>
|
|
really_inline uint64_t unsigned_lteq_against_input<Architecture::HASWELL>(
|
|
simd_input<Architecture::HASWELL> in, uint8_t m) {
|
|
const __m256i maxval = _mm256_set1_epi8(m);
|
|
__m256i cmp_res_0 = _mm256_cmpeq_epi8(_mm256_max_epu8(maxval, in.lo), maxval);
|
|
uint64_t res_0 = static_cast<uint32_t>(_mm256_movemask_epi8(cmp_res_0));
|
|
__m256i cmp_res_1 = _mm256_cmpeq_epi8(_mm256_max_epu8(maxval, in.hi), maxval);
|
|
uint64_t res_1 = _mm256_movemask_epi8(cmp_res_1);
|
|
return res_0 | (res_1 << 32);
|
|
}
|
|
|
|
} // namespace simdjson
|
|
UNTARGET_REGION
|
|
|
|
#endif // IS_X86_64
|
|
#endif // SIMDJSON_SIMD_INPUT_HASWELL_H
|