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Vyacheslav Egorov 408568049f [vm/compiler] Improve ConstantPoolTrait::Hash
It was using class id as a hash for non-primitive values which led to
quadratic behavior on functions with large number of non-primitive
constants.

Instead start using the same hash which is used for canonicalization
of constants.

Fixes https://github.com/flutter/flutter/issues/150182

TEST=ci
R=alexmarkov@google.com

Cq-Include-Trybots: luci.dart.try:vm-aot-linux-debug-x64-try,vm-aot-dwarf-linux-product-x64-try,vm-aot-linux-release-arm64-try
Change-Id: I7ea19edd63b5b7698fda02adccf4fa7e2ebb4b13
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/373661
Reviewed-by: Alexander Markov <alexmarkov@google.com>
Commit-Queue: Slava Egorov <vegorov@google.com>
2024-06-30 22:49:32 +00:00
.dart_tool [infra] re-land work to auto-generate .dart_tool/package_config.json 2022-04-12 17:21:02 +00:00
.github [repo] delay issue triage by 2 minutes 2024-06-24 23:50:16 +00:00
benchmarks [benchmarks] Remove dynamic invocations in BigIntParsePrint benchmark 2024-06-26 08:07:11 +00:00
build Add 'coverage' flag, defaulting to true, but let the gn application_snapshot default it to false 2024-06-18 09:10:00 +00:00
docs [docs] Add instructions for building on Fuchsia 2024-06-25 12:59:19 +00:00
pkg [dart2wasm] Use single unsigned cmp instead of two cmps when possible 2024-06-29 08:12:50 +00:00
runtime [vm/compiler] Improve ConstantPoolTrait::Hash 2024-06-30 22:49:32 +00:00
samples [infra] Expand sanitizer test coverage. 2024-05-02 23:31:48 +00:00
sdk [dart2wasm] Use single unsigned cmp instead of two cmps when possible 2024-06-29 08:12:50 +00:00
tests [wildcard-variables][test] Fix wildcard language tests. 2024-06-27 19:40:48 +00:00
third_party [third_party] Add jsshell binaries to gitignore 2024-06-14 09:33:07 +00:00
tools [null-aware-elements] Add experiment flag 'null-aware-elements'. 2024-06-26 09:28:16 +00:00
utils Add 'coverage' flag, defaulting to true, but let the gn application_snapshot default it to false 2024-06-18 09:10:00 +00:00
.clang-format
.gitattributes Fix allowing Windows newlines in sh files. 2024-03-19 11:27:14 +00:00
.gitconfig [infra] Add documentation to .gitconfig 2018-06-11 18:24:16 +00:00
.gitignore [infra] Support testing with RBE on Windows. 2024-02-29 10:33:09 +00:00
.gn [build] Switch to Fuchsia core SDK. 2023-11-10 19:23:11 +00:00
.mailmap Fixed various typos in a lot of files 2022-07-25 12:21:59 +00:00
.style.yapf Mass format python with yapf 2019-08-05 20:34:31 +00:00
AUTHORS Simplify the license situation 2022-09-14 21:06:22 +00:00
BUILD.gn [tools] Allow precompiling gen_kernel and compile_platform 2024-05-24 09:40:39 +00:00
CHANGELOG.md [dart2wasm/ddc/dart2js] Lower Function.toJS and JSExportedDartFunction.toDart 2024-06-26 23:06:36 +00:00
codereview.settings [infra] Default presubmits to use python3 2021-08-24 08:20:47 +00:00
CONTRIBUTING.md [wiki] move the https://github.com/dart-lang/sdk/wiki to the docs/ dir 2024-05-16 18:19:40 +00:00
DEPS Update web rev to 2ae509e 2024-06-28 22:15:42 +00:00
LICENSE Update LICENSE 2021-04-08 07:57:10 +00:00
OWNERS add package:_macros (SDK vendored) and package:macros (pub published) 2024-03-26 18:40:00 +00:00
PATENT_GRANT Rename patent file 2019-08-16 12:03:17 +00:00
PRESUBMIT.py [infra] Add clang-format to PRESUBMIT.py 2024-04-19 15:45:16 +00:00
README.dart-sdk Update README.dart-sdk for inclusion of AOT snapshots 2023-11-21 10:33:22 +00:00
README.md [wiki] move the https://github.com/dart-lang/sdk/wiki to the docs/ dir 2024-05-16 18:19:40 +00:00
sdk_args.gni [tools] Allow precompiling gen_kernel and compile_platform 2024-05-24 09:40:39 +00:00
sdk_packages.yaml add package:_macros (SDK vendored) and package:macros (pub published) 2024-03-26 18:40:00 +00:00
sdk.code-workspace [cleanup] Remove co19_2 and other references to _2 suites 2023-11-22 11:15:57 +00:00
SECURITY.md Add link to published advisories 2022-02-08 19:45:07 +00:00
WATCHLISTS [analyzer] Properly close analyzer WATCHLISTS entry 2023-12-10 18:02:25 +00:00

Dart

An approachable, portable, and productive language for high-quality apps on any platform

Dart is:

  • Approachable: Develop with a strongly typed programming language that is consistent, concise, and offers modern language features like null safety and patterns.

  • Portable: Compile to ARM, x64, or RISC-V machine code for mobile, desktop, and backend. Compile to JavaScript or WebAssembly for the web.

  • Productive: Make changes iteratively: use hot reload to see the result instantly in your running app. Diagnose app issues using DevTools.

Dart's flexible compiler technology lets you run Dart code in different ways, depending on your target platform and goals:

  • Dart Native: For programs targeting devices (mobile, desktop, server, and more), Dart Native includes both a Dart VM with JIT (just-in-time) compilation and an AOT (ahead-of-time) compiler for producing machine code.

  • Dart Web: For programs targeting the web, Dart Web includes both a development time compiler (dartdevc) and a production time compiler (dart2js).

Dart platforms illustration

License & patents

Dart is free and open source.

See LICENSE and PATENT_GRANT.

Using Dart

Visit dart.dev to learn more about the language, tools, and to find codelabs.

Browse pub.dev for more packages and libraries contributed by the community and the Dart team.

Our API reference documentation is published at api.dart.dev, based on the stable release. (We also publish docs from our beta and dev channels, as well as from the primary development branch).

Building Dart

If you want to build Dart yourself, here is a guide to getting the source, preparing your machine to build the SDK, and building.

There are more documents in our repo at docs.

Contributing to Dart

The easiest way to contribute to Dart is to file issues.

You can also contribute patches, as described in Contributing.

Roadmap

Future plans for Dart are included in the combined Dart and Flutter roadmap on the Flutter wiki.