A new SIMD method converts integers to decimal strings 1.4-2x faster than prior fast algorithms and 2-4x faster than std::to_chars by computing multiple quotients and remainders in parallel without tables.
C++ performance challenge: integer to std::string conversion
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Converting an Integer to a Decimal String in Under Two Nanoseconds
A new SIMD method converts integers to decimal strings 1.4-2x faster than prior fast algorithms and 2-4x faster than std::to_chars by computing multiple quotients and remainders in parallel without tables.