[webkit-changes] [WebKit/WebKit] 013719: [Wasm-GC] Add structref type

[Asumu Takikawa]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 013719c7ab1e309409a20f9dba77c3ab56af5867
      https://github.com/WebKit/WebKit/commit/013719c7ab1e309409a20f9dba77c3ab56af5867
  Author: Asumu Takikawa <asumu at igalia.com>
  Date:   2023-01-17 (Tue, 17 Jan 2023)

  Changed paths:
    M JSTests/wasm/gc/structs.js
    M JSTests/wasm/wasm.json
    M Source/JavaScriptCore/wasm/WasmCallingConvention.h
    M Source/JavaScriptCore/wasm/WasmFormat.h
    M Source/JavaScriptCore/wasm/WasmFunctionParser.h
    M Source/JavaScriptCore/wasm/WasmLLIntGenerator.cpp
    M Source/JavaScriptCore/wasm/WasmParser.h
    M Source/JavaScriptCore/wasm/WasmTypeDefinition.h
    M Source/JavaScriptCore/wasm/js/JSWebAssemblyStruct.cpp
    M Source/JavaScriptCore/wasm/js/WasmToJS.cpp
    M Source/JavaScriptCore/wasm/wasm.json

  Log Message:
  -----------
  [Wasm-GC] Add structref type
https://bugs.webkit.org/show_bug.cgi?id=250474

Reviewed by Justin Michaud.

Adds a `structref` type that is analogous to `arrayref` but for structs.

This patch also fixes some error messages in struct operations.

* JSTests/wasm/gc/structs.js:
(testStructDeclaration):
(testStructGet):
* JSTests/wasm/wasm.json:
* Source/JavaScriptCore/wasm/WasmCallingConvention.h:
(JSC::Wasm::WasmCallingConvention::numberOfStackResults const):
(JSC::Wasm::WasmCallingConvention::numberOfStackArguments const):
* Source/JavaScriptCore/wasm/WasmFormat.h:
(JSC::Wasm::isStructref):
(JSC::Wasm::isRefWithTypeIndex):
(JSC::Wasm::isSubtype):
(JSC::Wasm::isValidHeapTypeKind):
* Source/JavaScriptCore/wasm/WasmFunctionParser.h:
(JSC::Wasm::FunctionParser<Context>::parseStructTypeIndex):
(JSC::Wasm::FunctionParser<Context>::parseStructFieldManipulation):
(JSC::Wasm::FunctionParser<Context>::parseExpression):
* Source/JavaScriptCore/wasm/WasmLLIntGenerator.cpp:
(JSC::Wasm::LLIntGenerator::callInformationForCaller):
(JSC::Wasm::LLIntGenerator::callInformationForCallee):
(JSC::Wasm::LLIntGenerator::addArguments):
* Source/JavaScriptCore/wasm/WasmParser.h:
(JSC::Wasm::Parser<SuccessType>::parseValueType):
* Source/JavaScriptCore/wasm/WasmTypeDefinition.h:
(JSC::Wasm::typeKindSizeInBytes):
* Source/JavaScriptCore/wasm/js/JSWebAssemblyStruct.cpp:
(JSC::JSWebAssemblyStruct::set):
* Source/JavaScriptCore/wasm/js/WasmToJS.cpp:
(JSC::Wasm::wasmToJS):
* Source/JavaScriptCore/wasm/wasm.json:

Canonical link: https://commits.webkit.org/259002@main