Add sign extension opcodes to WebAssembly. This makes some code sequences shorter and allows us to provide only zero extended versions of atomic opcodes for threads.

Documentation

Specification

Editor's draft

Status in Chromium

Blink


Enabled by default in:

  • Chrome for desktop release 69
  • Chrome for Android release 69

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

Owners

Search tags

wasm, webassembly, threads,

Last updated on 2020-11-09