Skip to content
Navigation Menu
Sign in
Appearance settings
Platform
AI CODE CREATION
GitHub Copilot
Write better code with AI
GitHub Copilot app
Direct agents from issue to merge
MCP Registry
Integrate external tools
DEVELOPER WORKFLOWS
Actions
Automate any workflow
Codespaces
Instant dev environments
Issues
Plan and track work
Code Review
Manage code changes
Code Quality
Enforce quality at merge
APPLICATION SECURITY
GitHub Advanced Security
Find and fix vulnerabilities
Code security
Secure your code as you build
Secret protection
Stop leaks before they start
EXPLORE
Why GitHub
Documentation
Blog
Changelog
Marketplace
View all features
Solutions
BY COMPANY SIZE
Enterprises
Small and medium teams
Startups
Nonprofits
BY USE CASE
App Modernization
DevSecOps
DevOps
CI/CD
View all use cases
BY INDUSTRY
Healthcare
Financial services
Manufacturing
Government
View all industries
View all solutions
Resources
EXPLORE BY TOPIC
AI
Software Development
DevOps
Security
View all topics
EXPLORE BY TYPE
Customer stories
Events & webinars
Ebooks & reports
Business insights
GitHub Skills
SUPPORT & SERVICES
Documentation
Customer support
Community forum
Trust center
Partners
View all resources
Open Source
COMMUNITY
GitHub Sponsors
Fund open source developers
PROGRAMS
Security Lab
Maintainer Community
GitHub Stars
Archive Program
REPOSITORIES
Topics
Trending
Collections
Enterprise
ENTERPRISE SOLUTIONS
Enterprise platform
AI-powered developer platform
AVAILABLE ADD-ONS
GitHub Advanced Security
Enterprise-grade security features
Copilot for Business
Enterprise-grade AI features
Premium Support
Enterprise-grade 24/7 support
Pricing
Search
/
Sign in
Sign up
Appearance settings
You signed in with another tab or window.
Reload
to refresh your session.
You signed out in another tab or window.
Reload
to refresh your session.
You switched accounts on another tab or window.
Reload
to refresh your session.
Dismiss alert
{{ message }}
WebKit
/
WebKit
Public
Notifications
You must be signed in to change notification settings
Fork
2.2k
Star
10.2k
Code
Pull requests
2.7k
Actions
Wiki
Security and quality
0
Insights
Additional navigation options
Code
Pull requests
Actions
Wiki
Security and quality
Insights
Commits
Breadcrumbs
History for
WebKit
Source
JavaScriptCore
bytecode
BytecodeIndex.h
on
main
User selector
All users
Datepicker
All time
Commit history
Commits on Apr 1, 2026
Simplify clz/ctz in MathExtras.h using C++20 std::countl_zero/std::countr_zero
Show description for 77be626
cdumez
committed
77be626
View commit details
Copy full SHA for 77be626
View code at this point
Browse repository at this point
Commits on Jan 3, 2026
[JSC] Add dumpIonGraph option
Show description for c6bec67
Constellation
committed
c6bec67
View commit details
Copy full SHA for c6bec67
View code at this point
Browse repository at this point
Commits on Dec 18, 2025
Add spaceship operator to BytecodeIndex
Show description for 1aa7320
kmiller68
committed
1aa7320
View commit details
Copy full SHA for 1aa7320
View code at this point
Browse repository at this point
Commits on Nov 3, 2025
Support setting safeToCompareToEmptyOrDeleted in MemberBasedHash
Show description for acb1c76
anttijk
committed
acb1c76
View commit details
Copy full SHA for acb1c76
View code at this point
Browse repository at this point
Commits on May 6, 2023
Take advantage of C++20 and define only == and let the compiler define !=
Show description for 6e8fa52
darinadler
committed
6e8fa52
View commit details
Copy full SHA for 6e8fa52
View code at this point
Browse repository at this point
Commits on Apr 8, 2021
Use Hasher more, remove IntegerHasher, fix hashing-related mistakes
Show description for f92fb8e
darinadler
committed
f92fb8e
View commit details
Copy full SHA for f92fb8e
View code at this point
Browse repository at this point
Commits on Jul 17, 2020
[WTF] Remove the unnecessary inner class DefaultHash<T>::Hash
Show description for 247ce69
fujii
committed
247ce69
View commit details
Copy full SHA for 247ce69
View code at this point
Browse repository at this point
Commits on Jul 8, 2020
Bytecode UseDef should be aware of checkpoints
Show description for d8a4c93
kmiller68
committed
d8a4c93
View commit details
Copy full SHA for d8a4c93
View code at this point
Browse repository at this point
Commits on Apr 23, 2020
Fix OSR exiting/iterator object checks in for-of bytecodes
Show description for 782e2e1
kmiller68
committed
782e2e1
View commit details
Copy full SHA for 782e2e1
View code at this point
Browse repository at this point
Commits on Jan 17, 2020
Reland bytecode checkpoints since bugs have been fixed
Show description for 198b075
kmiller68
committed
198b075
View commit details
Copy full SHA for 198b075
View code at this point
Browse repository at this point
Commits on Jan 15, 2020
Revert bytecode checkpoints since it breaks watch
Show description for 356c0f3
kmiller68
committed
356c0f3
View commit details
Copy full SHA for 356c0f3
View code at this point
Browse repository at this point
Commits on Dec 24, 2019
DFG/FTL should be able to exit to the middle of a bytecode
Show description for c131525
kmiller68
committed
c131525
View commit details
Copy full SHA for c131525
View code at this point
Browse repository at this point
Commits on Oct 25, 2019
REGRESSION(r251468): Build, test failures in 32-bit JSC after BytecodeIndex refactoring
Show description for f13b1e5
zdobersek
committed
f13b1e5
View commit details
Copy full SHA for f13b1e5
View code at this point
Browse repository at this point
Commits on Oct 23, 2019
BytecodeIndex should be a proper C++ class
Show description for ee2d3ef
kmiller68
committed
ee2d3ef
View commit details
Copy full SHA for ee2d3ef
View code at this point
Browse repository at this point
Loading
You can’t perform that action at this time.