| 1 | #ifndef SIMDJSON_INTERNAL_SIMDPRUNE_TABLES_H |
|---|---|
| 2 | #define SIMDJSON_INTERNAL_SIMDPRUNE_TABLES_H |
| 3 | |
| 4 | #include <cstdint> |
| 5 | |
| 6 | namespace simdjson { // table modified and copied from |
| 7 | namespace internal { // http://graphics.stanford.edu/~seander/bithacks.html#CountBitsSetTable |
| 8 | |
| 9 | extern SIMDJSON_DLLIMPORTEXPORT const unsigned char BitsSetTable256mul2[256]; |
| 10 | |
| 11 | extern SIMDJSON_DLLIMPORTEXPORT const uint8_t pshufb_combine_table[272]; |
| 12 | |
| 13 | // 256 * 8 bytes = 2kB, easily fits in cache. |
| 14 | extern SIMDJSON_DLLIMPORTEXPORT const uint64_t thintable_epi8[256]; |
| 15 | |
| 16 | } // namespace internal |
| 17 | } // namespace simdjson |
| 18 | |
| 19 | #endif // SIMDJSON_INTERNAL_SIMDPRUNE_TABLES_H |
| 20 |