Changeset 38688 in webkit for trunk/JavaScriptCore/bytecode/Opcode.h

Timestamp:

Nov 21, 2008, 7:34:43 PM (17 years ago)

Author:

[email protected]

Message:

2008-11-21 Gavin Barraclough <​[email protected]>

Reviewed by Oliver Hunt.

Add (really) polymorphic caching for get by id self.
Very similar to caching of prototype accesses, described below.

Oh, also, probably shouldn't have been leaking those structure list objects.

4% preogression on deltablue.

• bytecode/CodeBlock.cpp: (JSC::CodeBlock::dump): (JSC::CodeBlock::derefStructures): (JSC::PrototypeStructureList::derefStructures):
• bytecode/Instruction.h:
• bytecode/Opcode.h:
• interpreter/Interpreter.cpp: (JSC::Interpreter::privateExecute): (JSC::Interpreter::cti_op_get_by_id_self_fail):
• jit/JIT.cpp: (JSC::JIT::privateCompileMainPass): (JSC::JIT::privateCompileGetByIdSelfList): (JSC::JIT::patchGetByIdSelf):
• jit/JIT.h: (JSC::JIT::compileGetByIdSelfList):

File:

• trunk/JavaScriptCore/bytecode/Opcode.h (modified) (1 diff)

trunk/JavaScriptCore/bytecode/Opcode.h

@@ -102 +102 @@
         macro(op_get_by_id) \
         macro(op_get_by_id_self) \
+        macro(op_get_by_id_self_list) \
         macro(op_get_by_id_proto) \
         macro(op_get_by_id_proto_list) \