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WebAssembly BigInt Integration

Category

WebAssembly

Type

New or changed feature

Status

Enabled by default (Chrome 85)

Intent stage

Shipped

• Breaking change: No
• Enterprise impact: None
• Spec maturity: Incubation
• Web Platform Tests: Yes

WPT details: https://wpt.fyi/results/wasm/jsapi

Summary

Allow WebAssembly to import and export WebAssembly function parameters of type i64 using BigInt.

Standards & signals

• Specification: https://github.com/WebAssembly/JS-BigInt-integration
• Firefox: Shipped/Shipping — Shipped in version 78.
• Safari: No signal
• Web developers: No signals
• Tracking bug: https://bugs.chromium.org/p/v8/issues/detail?id=7741

Ecosystem

• Web Platform Tests: https://wpt.fyi/results/?q=wasm%2Fjsapi
• Chrome Platform Showcase: https://chrome-platform-showcase.paulkinlan-ea.deno.net/features
• GenDN reference: https://gendn.paulkinlan-ea.deno.net/features
• chrome.dev demos search: https://www.google.com/search?q=site%3Achrome.dev+WebAssembly%20BigInt%20Integration
• MDN Web Docs: https://developer.mozilla.org/en-US/search?q=WebAssembly%20BigInt%20Integration
• Baseline status: https://webstatus.dev/?q=WebAssembly%20BigInt%20Integration

View on chromestatus.com