From 9633f95b95eb7b14915c39620e83470e3c550015 Mon Sep 17 00:00:00 2001 From: Ken Jin Date: Mon, 12 Jan 2026 02:55:05 +0800 Subject: [PATCH] gh-139038: Update JIT perf figures for 3.14a4 (GH-143705) --- Doc/whatsnew/3.15.rst | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/Doc/whatsnew/3.15.rst b/Doc/whatsnew/3.15.rst index 6cb96c074c78..115b7b3c86e0 100644 --- a/Doc/whatsnew/3.15.rst +++ b/Doc/whatsnew/3.15.rst @@ -889,14 +889,14 @@ Upgraded JIT compiler Results from the `pyperformance `__ benchmark suite report -`3-4% `__ +`4-5% `__ 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 -`7-8% `__ +`7-8% `__ speedup over the :ref:`tail calling interpreter ` with all optimizations enabled. The speedups for JIT -builds versus no JIT builds range from roughly 20% slowdown to over +builds versus no JIT builds range from roughly 15% slowdown to over 100% speedup (ignoring the ``unpack_sequence`` microbenchmark) on x86-64 Linux and AArch64 macOS systems. -- 2.47.3