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GH-126795: Increase the JIT side-exit threshold from 64 to 4096 (GH-127155)

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Brandt Bucher 2024-12-04 15:01:28 -08:00 • committed by GitHub
parent 7c5a6f67c7
commit 94b8f8b409
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1 changed files with 3 additions and 4 deletions
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7
Include/internal/pycore_backoff.h
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@ -115,10 +115,9 @@ initial_jump_backoff_counter(void)
/* Initial exit temperature.
* Must be larger than ADAPTIVE_COOLDOWN_VALUE,
* otherwise when a side exit warms up we may construct
* a new trace before the Tier 1 code has properly re-specialized.
* Backoff sequence 64, 128, 256, 512, 1024, 2048, 4096. */
#define SIDE_EXIT_INITIAL_VALUE 63
#define SIDE_EXIT_INITIAL_BACKOFF 6
* a new trace before the Tier 1 code has properly re-specialized. */
#define SIDE_EXIT_INITIAL_VALUE 4095
#define SIDE_EXIT_INITIAL_BACKOFF 12
static inline _Py_BackoffCounter
initial_temperature_backoff_counter(void)