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Title: gh-124951: Optimize base64 encode & decode for an easy 2-3x speedup [no SIMD] by gpshead · Pull Request #143262 · python/cpython · GitHub

Open Graph Title: gh-124951: Optimize base64 encode & decode for an easy 2-3x speedup [no SIMD] by gpshead · Pull Request #143262 · python/cpython

X Title: gh-124951: Optimize base64 encode & decode for an easy 2-3x speedup [no SIMD] by gpshead · Pull Request #143262 · python/cpython

Description: Optimize base64 encoding/decoding by eliminating loop-carried dependencies. Key changes: Add base64_encode_trio() and base64_decode_quad() helper functions that process complete groups independent...

Open Graph Description: Optimize base64 encoding/decoding by eliminating loop-carried dependencies. Key changes: Add base64_encode_trio() and base64_decode_quad() helper functions that process complete groups independent...

X Description: Optimize base64 encoding/decoding by eliminating loop-carried dependencies. Key changes: Add base64_encode_trio() and base64_decode_quad() helper functions that process complete groups independent...

Opengraph URL: https://github.com/python/cpython/pull/143262

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Remove redundant PAD check in base64 decode fast pathhttps://github.com/python/cpython/pull/143262/commits/2b13b81396a0a6edce4338ad11ad646487c6140d
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Use pointer increment in base64_encode_fasthttps://github.com/python/cpython/pull/143262/commits/30976a90eb3a6cb5383ced997fd8fd2ab6fa018a
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