[webkit-changes] [WebKit/WebKit] a5a876: [Wasm-GC] Fix null checks for struct operations

[Asumu Takikawa]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: a5a87681d68f0e9b9def72c33858a176b45d2248
      https://github.com/WebKit/WebKit/commit/a5a87681d68f0e9b9def72c33858a176b45d2248
  Author: Asumu Takikawa <asumu at igalia.com>
  Date:   2023-01-26 (Thu, 26 Jan 2023)

  Changed paths:
    M JSTests/wasm/gc/structs.js
    M Source/JavaScriptCore/wasm/WasmAirIRGeneratorBase.h
    M Source/JavaScriptCore/wasm/WasmB3IRGenerator.cpp
    M Source/JavaScriptCore/wasm/WasmExceptionType.h
    M Source/JavaScriptCore/wasm/WasmSlowPaths.cpp

  Log Message:
  -----------
  [Wasm-GC] Fix null checks for struct operations
https://bugs.webkit.org/show_bug.cgi?id=251133

Reviewed by Justin Michaud.

Adds in missing null checks for struct instructions.

* JSTests/wasm/gc/structs.js:
* Source/JavaScriptCore/wasm/WasmAirIRGeneratorBase.h:
(JSC::Wasm::ExpressionType>::addStructGet):
(JSC::Wasm::ExpressionType>::addStructSet):
* Source/JavaScriptCore/wasm/WasmB3IRGenerator.cpp:
(JSC::Wasm::B3IRGenerator::addStructGet):
(JSC::Wasm::B3IRGenerator::addStructSet):
* Source/JavaScriptCore/wasm/WasmExceptionType.h:
(JSC::Wasm::isTypeErrorExceptionType):
* Source/JavaScriptCore/wasm/WasmSlowPaths.cpp:
(JSC::LLInt::WASM_SLOW_PATH_DECL):

Canonical link: https://commits.webkit.org/259449@main