mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-09-26 10:19:53 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 8

GH-131798: Optimize cached class attributes and methods in the JIT (GH-134403)

Browse source
This commit is contained in:
Brandt Bucher 2025-05-22 11:15:03 -04:00 • committed by GitHub
parent 09e72cf091
commit ec736e7dae
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
12 changed files with 365 additions and 130 deletions
Download patch file Download diff file Expand all files Collapse all files

6
Include/internal/pycore_backoff.h
View file

@ -95,8 +95,10 @@ backoff_counter_triggers(_Py_BackoffCounter counter)
return counter.value_and_backoff < UNREACHABLE_BACKOFF;
}
/* Initial JUMP_BACKWARD counter.
* This determines when we create a trace for a loop. */
// Initial JUMP_BACKWARD counter.
// Must be larger than ADAPTIVE_COOLDOWN_VALUE, otherwise when JIT code is
// invalidated we may construct a new trace before the bytecode has properly
// re-specialized:
#define JUMP_BACKWARD_INITIAL_VALUE 4095
#define JUMP_BACKWARD_INITIAL_BACKOFF 12
static inline _Py_BackoffCounter