NFC: BridgeJS: Descriptor-driven codegen, decoupling type knowledge from code generation#622

Draft

krodak wants to merge 6 commits intoswiftwasm:mainfrom

PassiveLogic:kr/non-stack-abi-refactor

Commits on Feb 12, 2026

BridgeJS: Add BridgeTypeDescriptor and refactor ExportSwift/ImportTS to use descriptor-driven dispatch
krodak
committed
BridgeJS: Add JSGlue and refactor JSGlueGen to use descriptor-driven JS codegen
krodak
committed
BridgeJS: Add OptionalConvention, move side-channel/stack flags to descriptor, unify return-type switches
krodak
committed
BridgeJS: Add importParams, NilSentinel, sentinel-based optional lowering, and collapse liftExpression
krodak
committed
BridgeJS: Eliminate dead innerCleanup variables in nullable codegen and fix em-dashes
krodak
committed
BridgeJS: Remove LiftingIntrinsicInfo wrapper and add console.warn for cleanup failures
krodak
committed