FazBrowse GitHub Viewer | Trending |
URL:
| Home
Tools: [Download Repo ZIP]   [Original HTTPS Page]

GH-118093: Fix off-by-one errors in tier-up thresholds by brandtbucher · Pull Request #124447 · python/cpython · GitHub

/ cpython Public

GH-118093: Fix off-by-one errors in tier-up thresholds #124447

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
brandtbucher merged 1 commit into from
Sep 27, 2024
Conversation 0 Commits 1 Checks 0 Files changed
Merged

GH-118093: Fix off-by-one errors in tier-up thresholds #124447

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension .h  (1) All 1 file type selected
Viewed files
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Unified
Split
Hide whitespace
Diff view
Unified
Split
Hide whitespace
4 changes: 2 additions & 2 deletions Include/internal/pycore_backoff.h
Show comments
View file
Open in desktop
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode characters
Show hidden characters
Original file line number Diff line number Diff line change
Expand Up @@ -108,7 +108,7 @@ backoff_counter_triggers(_Py_BackoffCounter counter)
/* Initial JUMP_BACKWARD counter.
* This determines when we create a trace for a loop.
* Backoff sequence 16, 32, 64, 128, 256, 512, 1024, 2048, 4096. */
#define JUMP_BACKWARD_INITIAL_VALUE 16
#define JUMP_BACKWARD_INITIAL_VALUE 15
#define JUMP_BACKWARD_INITIAL_BACKOFF 4
static inline _Py_BackoffCounter
initial_jump_backoff_counter(void)
Expand All @@ -122,7 +122,7 @@ initial_jump_backoff_counter(void)
* 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 64
#define SIDE_EXIT_INITIAL_VALUE 63
#define SIDE_EXIT_INITIAL_BACKOFF 6

static inline _Py_BackoffCounter
Expand Down
Back | FazBrowse Home | New Git URL