AlphaDev uncovered new sorting algorithms that led to improvements in the LLVM libc++ sorting library that were up to 70% faster for shorter sequences and about 1.7% faster for sequences exceeding 250,000 elements.

  • Sibbo@sopuli.xyz
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    2 years ago

    That is 70% faster on sequences of five elements. Using this for handling the end of the recursion in LLVMs current std::sort implementation results in a 1.7% speedup on sequences exceeding 250k elements.