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author | vitalyisaev <vitalyisaev@ydb.tech> | 2023-11-30 13:26:22 +0300 |
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committer | vitalyisaev <vitalyisaev@ydb.tech> | 2023-11-30 15:44:45 +0300 |
commit | 0a98fece5a9b54f16afeb3a94b3eb3105e9c3962 (patch) | |
tree | 291d72dbd7e9865399f668c84d11ed86fb190bbf /contrib/python/marisa-trie/marisa/grimoire/vector/bit-vector.cc | |
parent | cb2c8d75065e5b3c47094067cb4aa407d4813298 (diff) | |
download | ydb-0a98fece5a9b54f16afeb3a94b3eb3105e9c3962.tar.gz |
YQ Connector:Use docker-compose in integrational tests
Diffstat (limited to 'contrib/python/marisa-trie/marisa/grimoire/vector/bit-vector.cc')
-rw-r--r-- | contrib/python/marisa-trie/marisa/grimoire/vector/bit-vector.cc | 825 |
1 files changed, 825 insertions, 0 deletions
diff --git a/contrib/python/marisa-trie/marisa/grimoire/vector/bit-vector.cc b/contrib/python/marisa-trie/marisa/grimoire/vector/bit-vector.cc new file mode 100644 index 0000000000..a5abc69319 --- /dev/null +++ b/contrib/python/marisa-trie/marisa/grimoire/vector/bit-vector.cc @@ -0,0 +1,825 @@ +#include "pop-count.h" +#include "bit-vector.h" + +namespace marisa { +namespace grimoire { +namespace vector { +namespace { + +const UInt8 SELECT_TABLE[8][256] = { + { + 7, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 5, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 6, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 5, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 7, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 5, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 6, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 5, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, + 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0 + }, + { + 7, 7, 7, 1, 7, 2, 2, 1, 7, 3, 3, 1, 3, 2, 2, 1, + 7, 4, 4, 1, 4, 2, 2, 1, 4, 3, 3, 1, 3, 2, 2, 1, + 7, 5, 5, 1, 5, 2, 2, 1, 5, 3, 3, 1, 3, 2, 2, 1, + 5, 4, 4, 1, 4, 2, 2, 1, 4, 3, 3, 1, 3, 2, 2, 1, + 7, 6, 6, 1, 6, 2, 2, 1, 6, 3, 3, 1, 3, 2, 2, 1, + 6, 4, 4, 1, 4, 2, 2, 1, 4, 3, 3, 1, 3, 2, 2, 1, + 6, 5, 5, 1, 5, 2, 2, 1, 5, 3, 3, 1, 3, 2, 2, 1, + 5, 4, 4, 1, 4, 2, 2, 1, 4, 3, 3, 1, 3, 2, 2, 1, + 7, 7, 7, 1, 7, 2, 2, 1, 7, 3, 3, 1, 3, 2, 2, 1, + 7, 4, 4, 1, 4, 2, 2, 1, 4, 3, 3, 1, 3, 2, 2, 1, + 7, 5, 5, 1, 5, 2, 2, 1, 5, 3, 3, 1, 3, 2, 2, 1, + 5, 4, 4, 1, 4, 2, 2, 1, 4, 3, 3, 1, 3, 2, 2, 1, + 7, 6, 6, 1, 6, 2, 2, 1, 6, 3, 3, 1, 3, 2, 2, 1, + 6, 4, 4, 1, 4, 2, 2, 1, 4, 3, 3, 1, 3, 2, 2, 1, + 6, 5, 5, 1, 5, 2, 2, 1, 5, 3, 3, 1, 3, 2, 2, 1, + 5, 4, 4, 1, 4, 2, 2, 1, 4, 3, 3, 1, 3, 2, 2, 1 + }, + { + 7, 7, 7, 7, 7, 7, 7, 2, 7, 7, 7, 3, 7, 3, 3, 2, + 7, 7, 7, 4, 7, 4, 4, 2, 7, 4, 4, 3, 4, 3, 3, 2, + 7, 7, 7, 5, 7, 5, 5, 2, 7, 5, 5, 3, 5, 3, 3, 2, + 7, 5, 5, 4, 5, 4, 4, 2, 5, 4, 4, 3, 4, 3, 3, 2, + 7, 7, 7, 6, 7, 6, 6, 2, 7, 6, 6, 3, 6, 3, 3, 2, + 7, 6, 6, 4, 6, 4, 4, 2, 6, 4, 4, 3, 4, 3, 3, 2, + 7, 6, 6, 5, 6, 5, 5, 2, 6, 5, 5, 3, 5, 3, 3, 2, + 6, 5, 5, 4, 5, 4, 4, 2, 5, 4, 4, 3, 4, 3, 3, 2, + 7, 7, 7, 7, 7, 7, 7, 2, 7, 7, 7, 3, 7, 3, 3, 2, + 7, 7, 7, 4, 7, 4, 4, 2, 7, 4, 4, 3, 4, 3, 3, 2, + 7, 7, 7, 5, 7, 5, 5, 2, 7, 5, 5, 3, 5, 3, 3, 2, + 7, 5, 5, 4, 5, 4, 4, 2, 5, 4, 4, 3, 4, 3, 3, 2, + 7, 7, 7, 6, 7, 6, 6, 2, 7, 6, 6, 3, 6, 3, 3, 2, + 7, 6, 6, 4, 6, 4, 4, 2, 6, 4, 4, 3, 4, 3, 3, 2, + 7, 6, 6, 5, 6, 5, 5, 2, 6, 5, 5, 3, 5, 3, 3, 2, + 6, 5, 5, 4, 5, 4, 4, 2, 5, 4, 4, 3, 4, 3, 3, 2 + }, + { + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, + 7, 7, 7, 7, 7, 7, 7, 4, 7, 7, 7, 4, 7, 4, 4, 3, + 7, 7, 7, 7, 7, 7, 7, 5, 7, 7, 7, 5, 7, 5, 5, 3, + 7, 7, 7, 5, 7, 5, 5, 4, 7, 5, 5, 4, 5, 4, 4, 3, + 7, 7, 7, 7, 7, 7, 7, 6, 7, 7, 7, 6, 7, 6, 6, 3, + 7, 7, 7, 6, 7, 6, 6, 4, 7, 6, 6, 4, 6, 4, 4, 3, + 7, 7, 7, 6, 7, 6, 6, 5, 7, 6, 6, 5, 6, 5, 5, 3, + 7, 6, 6, 5, 6, 5, 5, 4, 6, 5, 5, 4, 5, 4, 4, 3, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, + 7, 7, 7, 7, 7, 7, 7, 4, 7, 7, 7, 4, 7, 4, 4, 3, + 7, 7, 7, 7, 7, 7, 7, 5, 7, 7, 7, 5, 7, 5, 5, 3, + 7, 7, 7, 5, 7, 5, 5, 4, 7, 5, 5, 4, 5, 4, 4, 3, + 7, 7, 7, 7, 7, 7, 7, 6, 7, 7, 7, 6, 7, 6, 6, 3, + 7, 7, 7, 6, 7, 6, 6, 4, 7, 6, 6, 4, 6, 4, 4, 3, + 7, 7, 7, 6, 7, 6, 6, 5, 7, 6, 6, 5, 6, 5, 5, 3, + 7, 6, 6, 5, 6, 5, 5, 4, 6, 5, 5, 4, 5, 4, 4, 3 + }, + { + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 4, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, + 7, 7, 7, 7, 7, 7, 7, 5, 7, 7, 7, 5, 7, 5, 5, 4, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, + 7, 7, 7, 7, 7, 7, 7, 6, 7, 7, 7, 6, 7, 6, 6, 4, + 7, 7, 7, 7, 7, 7, 7, 6, 7, 7, 7, 6, 7, 6, 6, 5, + 7, 7, 7, 6, 7, 6, 6, 5, 7, 6, 6, 5, 6, 5, 5, 4, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 4, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, + 7, 7, 7, 7, 7, 7, 7, 5, 7, 7, 7, 5, 7, 5, 5, 4, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, + 7, 7, 7, 7, 7, 7, 7, 6, 7, 7, 7, 6, 7, 6, 6, 4, + 7, 7, 7, 7, 7, 7, 7, 6, 7, 7, 7, 6, 7, 6, 6, 5, + 7, 7, 7, 6, 7, 6, 6, 5, 7, 6, 6, 5, 6, 5, 5, 4 + }, + { + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, + 7, 7, 7, 7, 7, 7, 7, 6, 7, 7, 7, 6, 7, 6, 6, 5, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, + 7, 7, 7, 7, 7, 7, 7, 6, 7, 7, 7, 6, 7, 6, 6, 5 + }, + { + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6 + }, + { + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7 + } +}; + +#if MARISA_WORD_SIZE == 64 +const UInt64 MASK_55 = 0x5555555555555555ULL; +const UInt64 MASK_33 = 0x3333333333333333ULL; +const UInt64 MASK_0F = 0x0F0F0F0F0F0F0F0FULL; +const UInt64 MASK_01 = 0x0101010101010101ULL; +const UInt64 MASK_80 = 0x8080808080808080ULL; + +std::size_t select_bit(std::size_t i, std::size_t bit_id, UInt64 unit) { + UInt64 counts; + { + #if defined(MARISA_X64) && defined(MARISA_USE_SSSE3) + __m128i lower_nibbles = _mm_cvtsi64_si128(unit & 0x0F0F0F0F0F0F0F0FULL); + __m128i upper_nibbles = _mm_cvtsi64_si128(unit & 0xF0F0F0F0F0F0F0F0ULL); + upper_nibbles = _mm_srli_epi32(upper_nibbles, 4); + + __m128i lower_counts = + _mm_set_epi8(4, 3, 3, 2, 3, 2, 2, 1, 3, 2, 2, 1, 2, 1, 1, 0); + lower_counts = _mm_shuffle_epi8(lower_counts, lower_nibbles); + __m128i upper_counts = + _mm_set_epi8(4, 3, 3, 2, 3, 2, 2, 1, 3, 2, 2, 1, 2, 1, 1, 0); + upper_counts = _mm_shuffle_epi8(upper_counts, upper_nibbles); + + counts = _mm_cvtsi128_si64(_mm_add_epi8(lower_counts, upper_counts)); + #else // defined(MARISA_X64) && defined(MARISA_USE_SSSE3) + counts = unit - ((unit >> 1) & MASK_55); + counts = (counts & MASK_33) + ((counts >> 2) & MASK_33); + counts = (counts + (counts >> 4)) & MASK_0F; + #endif // defined(MARISA_X64) && defined(MARISA_USE_SSSE3) + counts *= MASK_01; + } + + #if defined(MARISA_X64) && defined(MARISA_USE_POPCNT) + UInt8 skip; + { + __m128i x = _mm_cvtsi64_si128((i + 1) * MASK_01); + __m128i y = _mm_cvtsi64_si128(counts); + x = _mm_cmpgt_epi8(x, y); + skip = (UInt8)PopCount::count(_mm_cvtsi128_si64(x)); + } + #else // defined(MARISA_X64) && defined(MARISA_USE_POPCNT) + const UInt64 x = (counts | MASK_80) - ((i + 1) * MASK_01); + #ifdef _MSC_VER + unsigned long skip; + ::_BitScanForward64(&skip, (x & MASK_80) >> 7); + #else // _MSC_VER + const int skip = ::__builtin_ctzll((x & MASK_80) >> 7); + #endif // _MSC_VER + #endif // defined(MARISA_X64) && defined(MARISA_USE_POPCNT) + + bit_id += skip; + unit >>= skip; + i -= ((counts << 8) >> skip) & 0xFF; + + return bit_id + SELECT_TABLE[i][unit & 0xFF]; +} +#else // MARISA_WORD_SIZE == 64 + #ifdef MARISA_USE_SSE2 +const UInt8 POPCNT_TABLE[256] = { + 0, 8, 8, 16, 8, 16, 16, 24, 8, 16, 16, 24, 16, 24, 24, 32, + 8, 16, 16, 24, 16, 24, 24, 32, 16, 24, 24, 32, 24, 32, 32, 40, + 8, 16, 16, 24, 16, 24, 24, 32, 16, 24, 24, 32, 24, 32, 32, 40, + 16, 24, 24, 32, 24, 32, 32, 40, 24, 32, 32, 40, 32, 40, 40, 48, + 8, 16, 16, 24, 16, 24, 24, 32, 16, 24, 24, 32, 24, 32, 32, 40, + 16, 24, 24, 32, 24, 32, 32, 40, 24, 32, 32, 40, 32, 40, 40, 48, + 16, 24, 24, 32, 24, 32, 32, 40, 24, 32, 32, 40, 32, 40, 40, 48, + 24, 32, 32, 40, 32, 40, 40, 48, 32, 40, 40, 48, 40, 48, 48, 56, + 8, 16, 16, 24, 16, 24, 24, 32, 16, 24, 24, 32, 24, 32, 32, 40, + 16, 24, 24, 32, 24, 32, 32, 40, 24, 32, 32, 40, 32, 40, 40, 48, + 16, 24, 24, 32, 24, 32, 32, 40, 24, 32, 32, 40, 32, 40, 40, 48, + 24, 32, 32, 40, 32, 40, 40, 48, 32, 40, 40, 48, 40, 48, 48, 56, + 16, 24, 24, 32, 24, 32, 32, 40, 24, 32, 32, 40, 32, 40, 40, 48, + 24, 32, 32, 40, 32, 40, 40, 48, 32, 40, 40, 48, 40, 48, 48, 56, + 24, 32, 32, 40, 32, 40, 40, 48, 32, 40, 40, 48, 40, 48, 48, 56, + 32, 40, 40, 48, 40, 48, 48, 56, 40, 48, 48, 56, 48, 56, 56, 64 +}; + +std::size_t select_bit(std::size_t i, std::size_t bit_id, + UInt32 unit_lo, UInt32 unit_hi) { + __m128i unit; + { + __m128i lower_dword = _mm_cvtsi32_si128(unit_lo); + __m128i upper_dword = _mm_cvtsi32_si128(unit_hi); + upper_dword = _mm_slli_si128(upper_dword, 4); + unit = _mm_or_si128(lower_dword, upper_dword); + } + + __m128i counts; + { + #ifdef MARISA_USE_SSSE3 + __m128i lower_nibbles = _mm_set1_epi8(0x0F); + lower_nibbles = _mm_and_si128(lower_nibbles, unit); + __m128i upper_nibbles = _mm_set1_epi8((UInt8)0xF0); + upper_nibbles = _mm_and_si128(upper_nibbles, unit); + upper_nibbles = _mm_srli_epi32(upper_nibbles, 4); + + __m128i lower_counts = + _mm_set_epi8(4, 3, 3, 2, 3, 2, 2, 1, 3, 2, 2, 1, 2, 1, 1, 0); + lower_counts = _mm_shuffle_epi8(lower_counts, lower_nibbles); + __m128i upper_counts = + _mm_set_epi8(4, 3, 3, 2, 3, 2, 2, 1, 3, 2, 2, 1, 2, 1, 1, 0); + upper_counts = _mm_shuffle_epi8(upper_counts, upper_nibbles); + + counts = _mm_add_epi8(lower_counts, upper_counts); + #else // MARISA_USE_SSSE3 + __m128i x = _mm_srli_epi32(unit, 1); + x = _mm_and_si128(x, _mm_set1_epi8(0x55)); + x = _mm_sub_epi8(unit, x); + + __m128i y = _mm_srli_epi32(x, 2); + y = _mm_and_si128(y, _mm_set1_epi8(0x33)); + x = _mm_and_si128(x, _mm_set1_epi8(0x33)); + x = _mm_add_epi8(x, y); + + y = _mm_srli_epi32(x, 4); + x = _mm_add_epi8(x, y); + counts = _mm_and_si128(x, _mm_set1_epi8(0x0F)); + #endif // MARISA_USE_SSSE3 + } + + __m128i accumulated_counts; + { + __m128i x = counts; + x = _mm_slli_si128(x, 1); + __m128i y = counts; + y = _mm_add_epi32(y, x); + + x = y; + y = _mm_slli_si128(y, 2); + x = _mm_add_epi32(x, y); + + y = x; + x = _mm_slli_si128(x, 4); + y = _mm_add_epi32(y, x); + + accumulated_counts = _mm_set_epi32(0x7F7F7F7FU, 0x7F7F7F7FU, 0, 0); + accumulated_counts = _mm_or_si128(accumulated_counts, y); + } + + UInt8 skip; + { + __m128i x = _mm_set1_epi8((UInt8)(i + 1)); + x = _mm_cmpgt_epi8(x, accumulated_counts); + skip = POPCNT_TABLE[_mm_movemask_epi8(x)]; + } + + UInt8 byte; + { + #ifdef _MSC_VER + __declspec(align(16)) UInt8 unit_bytes[16]; + __declspec(align(16)) UInt8 accumulated_counts_bytes[16]; + #else // _MSC_VER + UInt8 unit_bytes[16] __attribute__ ((aligned (16))); + UInt8 accumulated_counts_bytes[16] __attribute__ ((aligned (16))); + #endif // _MSC_VER + accumulated_counts = _mm_slli_si128(accumulated_counts, 1); + _mm_store_si128(reinterpret_cast<__m128i *>(unit_bytes), unit); + _mm_store_si128(reinterpret_cast<__m128i *>(accumulated_counts_bytes), + accumulated_counts); + + bit_id += skip; + byte = unit_bytes[skip / 8]; + i -= accumulated_counts_bytes[skip / 8]; + } + + return bit_id + SELECT_TABLE[i][byte]; +} + #endif // MARISA_USE_SSE2 +#endif // MARISA_WORD_SIZE == 64 + +} // namespace + +#if MARISA_WORD_SIZE == 64 + +std::size_t BitVector::rank1(std::size_t i) const { + MARISA_DEBUG_IF(ranks_.empty(), MARISA_STATE_ERROR); + MARISA_DEBUG_IF(i > size_, MARISA_BOUND_ERROR); + + const RankIndex &rank = ranks_[i / 512]; + std::size_t offset = rank.abs(); + switch ((i / 64) % 8) { + case 1: { + offset += rank.rel1(); + break; + } + case 2: { + offset += rank.rel2(); + break; + } + case 3: { + offset += rank.rel3(); + break; + } + case 4: { + offset += rank.rel4(); + break; + } + case 5: { + offset += rank.rel5(); + break; + } + case 6: { + offset += rank.rel6(); + break; + } + case 7: { + offset += rank.rel7(); + break; + } + } + offset += PopCount::count(units_[i / 64] & ((1ULL << (i % 64)) - 1)); + return offset; +} + +std::size_t BitVector::select0(std::size_t i) const { + MARISA_DEBUG_IF(select0s_.empty(), MARISA_STATE_ERROR); + MARISA_DEBUG_IF(i >= num_0s(), MARISA_BOUND_ERROR); + + const std::size_t select_id = i / 512; + MARISA_DEBUG_IF((select_id + 1) >= select0s_.size(), MARISA_BOUND_ERROR); + if ((i % 512) == 0) { + return select0s_[select_id]; + } + std::size_t begin = select0s_[select_id] / 512; + std::size_t end = (select0s_[select_id + 1] + 511) / 512; + if (begin + 10 >= end) { + while (i >= ((begin + 1) * 512) - ranks_[begin + 1].abs()) { + ++begin; + } + } else { + while (begin + 1 < end) { + const std::size_t middle = (begin + end) / 2; + if (i < (middle * 512) - ranks_[middle].abs()) { + end = middle; + } else { + begin = middle; + } + } + } + const std::size_t rank_id = begin; + i -= (rank_id * 512) - ranks_[rank_id].abs(); + + const RankIndex &rank = ranks_[rank_id]; + std::size_t unit_id = rank_id * 8; + if (i < (256U - rank.rel4())) { + if (i < (128U - rank.rel2())) { + if (i >= (64U - rank.rel1())) { + unit_id += 1; + i -= 64 - rank.rel1(); + } + } else if (i < (192U - rank.rel3())) { + unit_id += 2; + i -= 128 - rank.rel2(); + } else { + unit_id += 3; + i -= 192 - rank.rel3(); + } + } else if (i < (384U - rank.rel6())) { + if (i < (320U - rank.rel5())) { + unit_id += 4; + i -= 256 - rank.rel4(); + } else { + unit_id += 5; + i -= 320 - rank.rel5(); + } + } else if (i < (448U - rank.rel7())) { + unit_id += 6; + i -= 384 - rank.rel6(); + } else { + unit_id += 7; + i -= 448 - rank.rel7(); + } + + return select_bit(i, unit_id * 64, ~units_[unit_id]); +} + +std::size_t BitVector::select1(std::size_t i) const { + MARISA_DEBUG_IF(select1s_.empty(), MARISA_STATE_ERROR); + MARISA_DEBUG_IF(i >= num_1s(), MARISA_BOUND_ERROR); + + const std::size_t select_id = i / 512; + MARISA_DEBUG_IF((select_id + 1) >= select1s_.size(), MARISA_BOUND_ERROR); + if ((i % 512) == 0) { + return select1s_[select_id]; + } + std::size_t begin = select1s_[select_id] / 512; + std::size_t end = (select1s_[select_id + 1] + 511) / 512; + if (begin + 10 >= end) { + while (i >= ranks_[begin + 1].abs()) { + ++begin; + } + } else { + while (begin + 1 < end) { + const std::size_t middle = (begin + end) / 2; + if (i < ranks_[middle].abs()) { + end = middle; + } else { + begin = middle; + } + } + } + const std::size_t rank_id = begin; + i -= ranks_[rank_id].abs(); + + const RankIndex &rank = ranks_[rank_id]; + std::size_t unit_id = rank_id * 8; + if (i < rank.rel4()) { + if (i < rank.rel2()) { + if (i >= rank.rel1()) { + unit_id += 1; + i -= rank.rel1(); + } + } else if (i < rank.rel3()) { + unit_id += 2; + i -= rank.rel2(); + } else { + unit_id += 3; + i -= rank.rel3(); + } + } else if (i < rank.rel6()) { + if (i < rank.rel5()) { + unit_id += 4; + i -= rank.rel4(); + } else { + unit_id += 5; + i -= rank.rel5(); + } + } else if (i < rank.rel7()) { + unit_id += 6; + i -= rank.rel6(); + } else { + unit_id += 7; + i -= rank.rel7(); + } + + return select_bit(i, unit_id * 64, units_[unit_id]); +} + +#else // MARISA_WORD_SIZE == 64 + +std::size_t BitVector::rank1(std::size_t i) const { + MARISA_DEBUG_IF(ranks_.empty(), MARISA_STATE_ERROR); + MARISA_DEBUG_IF(i > size_, MARISA_BOUND_ERROR); + + const RankIndex &rank = ranks_[i / 512]; + std::size_t offset = rank.abs(); + switch ((i / 64) % 8) { + case 1: { + offset += rank.rel1(); + break; + } + case 2: { + offset += rank.rel2(); + break; + } + case 3: { + offset += rank.rel3(); + break; + } + case 4: { + offset += rank.rel4(); + break; + } + case 5: { + offset += rank.rel5(); + break; + } + case 6: { + offset += rank.rel6(); + break; + } + case 7: { + offset += rank.rel7(); + break; + } + } + if (((i / 32) & 1) == 1) { + offset += PopCount::count(units_[(i / 32) - 1]); + } + offset += PopCount::count(units_[i / 32] & ((1U << (i % 32)) - 1)); + return offset; +} + +std::size_t BitVector::select0(std::size_t i) const { + MARISA_DEBUG_IF(select0s_.empty(), MARISA_STATE_ERROR); + MARISA_DEBUG_IF(i >= num_0s(), MARISA_BOUND_ERROR); + + const std::size_t select_id = i / 512; + MARISA_DEBUG_IF((select_id + 1) >= select0s_.size(), MARISA_BOUND_ERROR); + if ((i % 512) == 0) { + return select0s_[select_id]; + } + std::size_t begin = select0s_[select_id] / 512; + std::size_t end = (select0s_[select_id + 1] + 511) / 512; + if (begin + 10 >= end) { + while (i >= ((begin + 1) * 512) - ranks_[begin + 1].abs()) { + ++begin; + } + } else { + while (begin + 1 < end) { + const std::size_t middle = (begin + end) / 2; + if (i < (middle * 512) - ranks_[middle].abs()) { + end = middle; + } else { + begin = middle; + } + } + } + const std::size_t rank_id = begin; + i -= (rank_id * 512) - ranks_[rank_id].abs(); + + const RankIndex &rank = ranks_[rank_id]; + std::size_t unit_id = rank_id * 16; + if (i < (256U - rank.rel4())) { + if (i < (128U - rank.rel2())) { + if (i >= (64U - rank.rel1())) { + unit_id += 2; + i -= 64 - rank.rel1(); + } + } else if (i < (192U - rank.rel3())) { + unit_id += 4; + i -= 128 - rank.rel2(); + } else { + unit_id += 6; + i -= 192 - rank.rel3(); + } + } else if (i < (384U - rank.rel6())) { + if (i < (320U - rank.rel5())) { + unit_id += 8; + i -= 256 - rank.rel4(); + } else { + unit_id += 10; + i -= 320 - rank.rel5(); + } + } else if (i < (448U - rank.rel7())) { + unit_id += 12; + i -= 384 - rank.rel6(); + } else { + unit_id += 14; + i -= 448 - rank.rel7(); + } + +#ifdef MARISA_USE_SSE2 + return select_bit(i, unit_id * 32, ~units_[unit_id], ~units_[unit_id + 1]); +#else // MARISA_USE_SSE2 + UInt32 unit = ~units_[unit_id]; + PopCount count(unit); + if (i >= count.lo32()) { + ++unit_id; + i -= count.lo32(); + unit = ~units_[unit_id]; + count = PopCount(unit); + } + + std::size_t bit_id = unit_id * 32; + if (i < count.lo16()) { + if (i >= count.lo8()) { + bit_id += 8; + unit >>= 8; + i -= count.lo8(); + } + } else if (i < count.lo24()) { + bit_id += 16; + unit >>= 16; + i -= count.lo16(); + } else { + bit_id += 24; + unit >>= 24; + i -= count.lo24(); + } + return bit_id + SELECT_TABLE[i][unit & 0xFF]; +#endif // MARISA_USE_SSE2 +} + +std::size_t BitVector::select1(std::size_t i) const { + MARISA_DEBUG_IF(select1s_.empty(), MARISA_STATE_ERROR); + MARISA_DEBUG_IF(i >= num_1s(), MARISA_BOUND_ERROR); + + const std::size_t select_id = i / 512; + MARISA_DEBUG_IF((select_id + 1) >= select1s_.size(), MARISA_BOUND_ERROR); + if ((i % 512) == 0) { + return select1s_[select_id]; + } + std::size_t begin = select1s_[select_id] / 512; + std::size_t end = (select1s_[select_id + 1] + 511) / 512; + if (begin + 10 >= end) { + while (i >= ranks_[begin + 1].abs()) { + ++begin; + } + } else { + while (begin + 1 < end) { + const std::size_t middle = (begin + end) / 2; + if (i < ranks_[middle].abs()) { + end = middle; + } else { + begin = middle; + } + } + } + const std::size_t rank_id = begin; + i -= ranks_[rank_id].abs(); + + const RankIndex &rank = ranks_[rank_id]; + std::size_t unit_id = rank_id * 16; + if (i < rank.rel4()) { + if (i < rank.rel2()) { + if (i >= rank.rel1()) { + unit_id += 2; + i -= rank.rel1(); + } + } else if (i < rank.rel3()) { + unit_id += 4; + i -= rank.rel2(); + } else { + unit_id += 6; + i -= rank.rel3(); + } + } else if (i < rank.rel6()) { + if (i < rank.rel5()) { + unit_id += 8; + i -= rank.rel4(); + } else { + unit_id += 10; + i -= rank.rel5(); + } + } else if (i < rank.rel7()) { + unit_id += 12; + i -= rank.rel6(); + } else { + unit_id += 14; + i -= rank.rel7(); + } + +#ifdef MARISA_USE_SSE2 + return select_bit(i, unit_id * 32, units_[unit_id], units_[unit_id + 1]); +#else // MARISA_USE_SSE2 + UInt32 unit = units_[unit_id]; + PopCount count(unit); + if (i >= count.lo32()) { + ++unit_id; + i -= count.lo32(); + unit = units_[unit_id]; + count = PopCount(unit); + } + + std::size_t bit_id = unit_id * 32; + if (i < count.lo16()) { + if (i >= count.lo8()) { + bit_id += 8; + unit >>= 8; + i -= count.lo8(); + } + } else if (i < count.lo24()) { + bit_id += 16; + unit >>= 16; + i -= count.lo16(); + } else { + bit_id += 24; + unit >>= 24; + i -= count.lo24(); + } + return bit_id + SELECT_TABLE[i][unit & 0xFF]; +#endif // MARISA_USE_SSE2 +} + +#endif // MARISA_WORD_SIZE == 64 + +void BitVector::build_index(const BitVector &bv, + bool enables_select0, bool enables_select1) { + ranks_.resize((bv.size() / 512) + (((bv.size() % 512) != 0) ? 1 : 0) + 1); + + std::size_t num_0s = 0; + std::size_t num_1s = 0; + + for (std::size_t i = 0; i < bv.size(); ++i) { + if ((i % 64) == 0) { + const std::size_t rank_id = i / 512; + switch ((i / 64) % 8) { + case 0: { + ranks_[rank_id].set_abs(num_1s); + break; + } + case 1: { + ranks_[rank_id].set_rel1(num_1s - ranks_[rank_id].abs()); + break; + } + case 2: { + ranks_[rank_id].set_rel2(num_1s - ranks_[rank_id].abs()); + break; + } + case 3: { + ranks_[rank_id].set_rel3(num_1s - ranks_[rank_id].abs()); + break; + } + case 4: { + ranks_[rank_id].set_rel4(num_1s - ranks_[rank_id].abs()); + break; + } + case 5: { + ranks_[rank_id].set_rel5(num_1s - ranks_[rank_id].abs()); + break; + } + case 6: { + ranks_[rank_id].set_rel6(num_1s - ranks_[rank_id].abs()); + break; + } + case 7: { + ranks_[rank_id].set_rel7(num_1s - ranks_[rank_id].abs()); + break; + } + } + } + + if (bv[i]) { + if (enables_select1 && ((num_1s % 512) == 0)) { + select1s_.push_back(static_cast<UInt32>(i)); + } + ++num_1s; + } else { + if (enables_select0 && ((num_0s % 512) == 0)) { + select0s_.push_back(static_cast<UInt32>(i)); + } + ++num_0s; + } + } + + if ((bv.size() % 512) != 0) { + const std::size_t rank_id = (bv.size() - 1) / 512; + switch (((bv.size() - 1) / 64) % 8) { + case 0: { + ranks_[rank_id].set_rel1(num_1s - ranks_[rank_id].abs()); + } + case 1: { + ranks_[rank_id].set_rel2(num_1s - ranks_[rank_id].abs()); + } + case 2: { + ranks_[rank_id].set_rel3(num_1s - ranks_[rank_id].abs()); + } + case 3: { + ranks_[rank_id].set_rel4(num_1s - ranks_[rank_id].abs()); + } + case 4: { + ranks_[rank_id].set_rel5(num_1s - ranks_[rank_id].abs()); + } + case 5: { + ranks_[rank_id].set_rel6(num_1s - ranks_[rank_id].abs()); + } + case 6: { + ranks_[rank_id].set_rel7(num_1s - ranks_[rank_id].abs()); + break; + } + } + } + + size_ = bv.size(); + num_1s_ = bv.num_1s(); + + ranks_.back().set_abs(num_1s); + if (enables_select0) { + select0s_.push_back(static_cast<UInt32>(bv.size())); + select0s_.shrink(); + } + if (enables_select1) { + select1s_.push_back(static_cast<UInt32>(bv.size())); + select1s_.shrink(); + } +} + +} // namespace vector +} // namespace grimoire +} // namespace marisa |