mirror of
https://github.com/simdjson/simdjson
synced 2026-06-08 17:27:07 +00:00
John Keiser
65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
#ifndef SIMDJSON_SIMD_INPUT_WESTMERE_H
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#define SIMDJSON_SIMD_INPUT_WESTMERE_H
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#include "simdjson/simd_input.h"
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#ifdef IS_X86_64
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TARGET_WESTMERE
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namespace simdjson {
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template <>
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struct simd_input<Architecture::WESTMERE> {
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__m128i v0;
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__m128i v1;
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__m128i v2;
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__m128i v3;
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};
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template <>
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really_inline simd_input<Architecture::WESTMERE>
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fill_input<Architecture::WESTMERE>(const uint8_t *ptr) {
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struct simd_input<Architecture::WESTMERE> in;
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in.v0 = _mm_loadu_si128(reinterpret_cast<const __m128i *>(ptr + 0));
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in.v1 = _mm_loadu_si128(reinterpret_cast<const __m128i *>(ptr + 16));
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in.v2 = _mm_loadu_si128(reinterpret_cast<const __m128i *>(ptr + 32));
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in.v3 = _mm_loadu_si128(reinterpret_cast<const __m128i *>(ptr + 48));
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return in;
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}
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template <>
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really_inline uint64_t cmp_mask_against_input<Architecture::WESTMERE>(
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simd_input<Architecture::WESTMERE> in, uint8_t m) {
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const __m128i mask = _mm_set1_epi8(m);
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__m128i cmp_res_0 = _mm_cmpeq_epi8(in.v0, mask);
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uint64_t res_0 = _mm_movemask_epi8(cmp_res_0);
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__m128i cmp_res_1 = _mm_cmpeq_epi8(in.v1, mask);
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uint64_t res_1 = _mm_movemask_epi8(cmp_res_1);
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__m128i cmp_res_2 = _mm_cmpeq_epi8(in.v2, mask);
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uint64_t res_2 = _mm_movemask_epi8(cmp_res_2);
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__m128i cmp_res_3 = _mm_cmpeq_epi8(in.v3, mask);
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uint64_t res_3 = _mm_movemask_epi8(cmp_res_3);
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return res_0 | (res_1 << 16) | (res_2 << 32) | (res_3 << 48);
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}
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template <>
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really_inline uint64_t unsigned_lteq_against_input<Architecture::WESTMERE>(
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simd_input<Architecture::WESTMERE> in, uint8_t m) {
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const __m128i maxval = _mm_set1_epi8(m);
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__m128i cmp_res_0 = _mm_cmpeq_epi8(_mm_max_epu8(maxval, in.v0), maxval);
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uint64_t res_0 = _mm_movemask_epi8(cmp_res_0);
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__m128i cmp_res_1 = _mm_cmpeq_epi8(_mm_max_epu8(maxval, in.v1), maxval);
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uint64_t res_1 = _mm_movemask_epi8(cmp_res_1);
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__m128i cmp_res_2 = _mm_cmpeq_epi8(_mm_max_epu8(maxval, in.v2), maxval);
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uint64_t res_2 = _mm_movemask_epi8(cmp_res_2);
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__m128i cmp_res_3 = _mm_cmpeq_epi8(_mm_max_epu8(maxval, in.v3), maxval);
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uint64_t res_3 = _mm_movemask_epi8(cmp_res_3);
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return res_0 | (res_1 << 16) | (res_2 << 32) | (res_3 << 48);
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}
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} // namespace simdjson
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UNTARGET_REGION
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#endif // IS_X86_64
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#endif // SIMDJSON_SIMD_INPUT_WESTMERE_H
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