Document rules for complex params passed to / returned from functions in C ABI

WebAssembly / tool-conventions

Conventions supporting interoperatibility between tools working with WebAssembly.

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Document rules for complex params passed to / returned from functions in C ABI #160

Closed RReverser closed 3 years ago

RReverser commented 3 years ago

We're trying to align representation of structures/unions/arrays when passed to functions between different toolchains, but such representation is currently not documented in BasicCABI.md and only implicitly exists as part of LLVM implementation.