Changeset 48774 in webkit for trunk/JavaScriptCore/interpreter/CallFrame.h

Timestamp:

Sep 25, 2009, 3:26:44 PM (16 years ago)

Author:

[email protected]

Message:

JavaScriptCore: Inlined some object creation code, including lexicalGlobalObject access
​https://bugs.webkit.org/show_bug.cgi?id=29750

Patch by Geoffrey Garen <​[email protected]> on 2009-09-25
Reviewed by Darin Adler.

SunSpider says 0.5% faster.

0.8% speedup on bench-alloc-nonretained.js.
2.5% speedup on v8-splay.js.

• interpreter/CachedCall.h:

(JSC::CachedCall::CachedCall):

• interpreter/CallFrame.h:

(JSC::ExecState::lexicalGlobalObject):
(JSC::ExecState::globalThisValue):

• interpreter/Interpreter.cpp:

(JSC::Interpreter::dumpRegisters):
(JSC::Interpreter::execute):
(JSC::Interpreter::privateExecute):

• jit/JITStubs.cpp:

(JSC::DEFINE_STUB_FUNCTION):

• runtime/FunctionConstructor.cpp:

(JSC::constructFunction):

• runtime/ScopeChain.cpp:

(JSC::ScopeChainNode::print):

• runtime/ScopeChain.h:

(JSC::ScopeChainNode::ScopeChainNode):
(JSC::ScopeChainNode::~ScopeChainNode):
(JSC::ScopeChainNode::push):
(JSC::ScopeChain::ScopeChain):
(JSC::ScopeChain::globalObject): Added a globalObject data member to ScopeChainNode.
Replaced accessor function for globalObject() with data member. Replaced
globalThisObject() accessor with direct access to globalThis, to match.

• runtime/JSGlobalObject.cpp:

(JSC::JSGlobalObject::init):

• runtime/JSGlobalObject.h: Inlined array and object construction.

WebCore: Inlined some object creation code, including lexicalGlobalObject access
​https://bugs.webkit.org/show_bug.cgi?id=29750

Patch by Geoffrey Garen <​[email protected]> on 2009-09-25
Reviewed by Darin Adler.

• bindings/js/JSInspectorBackendCustom.cpp:

(WebCore::JSInspectorBackend::currentCallFrame):

• inspector/JavaScriptDebugServer.cpp:

(WebCore::JavaScriptDebugServer::hasBreakpoint): Updated for JavaScriptCore
API changes.

File:

• trunk/JavaScriptCore/interpreter/CallFrame.h (modified) (2 diffs)

trunk/JavaScriptCore/interpreter/CallFrame.h

@@ -52 +52 @@
         JSGlobalObject* lexicalGlobalObject() const
         {
-            return scopeChain()->globalObject();
+            return scopeChain()->globalObject;
         }
 
@@ -59 +59 @@
         JSObject* globalThisValue() const
         {
-            return scopeChain()->globalThisObject();
+            return scopeChain()->globalThis;
         }