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Title: bpo-46504: faster code for trial quotient in x_divrem() by tim-one · Pull Request #30856 · python/cpython · GitHub

Open Graph Title: bpo-46504: faster code for trial quotient in x_divrem() by tim-one · Pull Request #30856 · python/cpython

X Title: bpo-46504: faster code for trial quotient in x_divrem() by tim-one · Pull Request #30856 · python/cpython

Description: This brings x_divrem() back into synch with x_divrem1(), which was changed in bpo-46406 to generate faster code to find machine-word division quotients and remainders. Modern processors compute both with a single machine instruction, but convincing C to exploit that requires writing less "clever" C code. https://bugs.python.org/issue46504

Open Graph Description: This brings x_divrem() back into synch with x_divrem1(), which was changed in bpo-46406 to generate faster code to find machine-word division quotients and remainders. Modern processors compute bot...

X Description: This brings x_divrem() back into synch with x_divrem1(), which was changed in bpo-46406 to generate faster code to find machine-word division quotients and remainders. Modern processors compute bot...

Opengraph URL: https://github.com/python/cpython/pull/30856

X: @github

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