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gh-139038: Update final JIT figures for 3.15b1 by Fidget-Spinner · Pull Request #149210 · python/cpython · GitHub

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gh-139038: Update final JIT figures for 3.15b1 #149210

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Merged
hugovk merged 3 commits into from
May 1, 2026
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gh-139038: Update final JIT figures for 3.15b1 #149210

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2d66674
Update final JIT figures for 3.15rc1
Fidget-Spinner May 1, 2026
54cb02a
Update Doc/whatsnew/3.15.rst
Fidget-Spinner May 1, 2026
fe278e8
Merge branch 'main' into jit_figures_3.15rc1
hugovk May 1, 2026
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4 changes: 2 additions & 2 deletions Doc/whatsnew/3.15.rst
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Expand Up @@ -1589,11 +1589,11 @@ Upgraded JIT compiler

Results from the `pyperformance <https://github.com/python/pyperformance>`__
benchmark suite report
`6-7% <https://www.doesjitgobrrr.com/run/2026-04-01>`__
`8-9% <https://www.doesjitgobrrr.com/run/2026-04-29>`__
geometric mean performance improvement for the JIT over the standard CPython
interpreter built with all optimizations enabled on x86-64 Linux. On AArch64
macOS, the JIT has a
`12-13% <https://www.doesjitgobrrr.com/run/2026-04-01>`__
`12-13% <https://www.doesjitgobrrr.com/run/2026-04-29>`__
speedup over the :ref:`tail calling interpreter <whatsnew314-tail-call-interpreter>`
with all optimizations enabled. The speedups for JIT
builds versus no JIT builds range from roughly 15% slowdown to over
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