Changeset 39354 in webkit for trunk/JavaScriptCore/bytecompiler/BytecodeGenerator.cpp

Timestamp:

Dec 16, 2008, 10:30:17 PM (16 years ago)

Author:

[email protected]

Message:

2008-12-16 Sam Weinig <​[email protected]>

Reviewed by Geoffrey Garen.

Fix for ​https://bugs.webkit.org/show_bug.cgi?id=22838
Remove dependency on the bytecode Instruction buffer in Interpreter::throwException
Part of <rdar://problem/6428342>

• bytecode/CodeBlock.cpp: (JSC::CodeBlock::functionRegisterForBytecodeOffset): Added. Function to get a function Register index in a callFrame for a bytecode offset. (JSC::CodeBlock::shrinkToFit): Shrink m_getByIdExceptionInfo and m_functionRegisterInfos.
• bytecode/CodeBlock.h: (JSC::FunctionRegisterInfo::FunctionRegisterInfo): Added. (JSC::CodeBlock::addFunctionRegisterInfo):
• bytecompiler/BytecodeGenerator.cpp: (JSC::BytecodeGenerator::emitCall):
• interpreter/Interpreter.cpp: (JSC::Interpreter::throwException): Use functionRegisterForBytecodeOffset in JIT mode.

File:

• trunk/JavaScriptCore/bytecompiler/BytecodeGenerator.cpp (modified) (1 diff)

trunk/JavaScriptCore/bytecompiler/BytecodeGenerator.cpp

@@ -1257 +1257 @@
         emitOpcode(op_profile_will_call);
         instructions().append(func->index());
+
+#if ENABLE(JIT)
+        m_codeBlock->addFunctionRegisterInfo(instructions().size(), func->index());
+#endif
     }