- New module ":compiler:backend.wasm" - Initial compiler infra (driver, phaser, context) - Subset of Wasm AST - Skeleton of IR -> Wasm AST - Wasm AST -> WAT transformer - Testing infra - SpiderMonkey jsshell tool
Add directory libraries/stdlib/wasm as a placeholder for WASM runtime library Copy built-ins from core/builtins Add ExcludeFromCodegen annotation for internal needs