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+2009-10-28 Gavin Barraclough <barraclough@apple.com>
+
+ Reviewed by Oliver Hunt.
+
+ JSC JIT on ARMv7 cannot link jumps >16Mb range
+ https://bugs.webkit.org/show_bug.cgi?id=30891
+
+ Start planing all relative jumps as move-32-bit-immediate-to-register-BX.
+ In the cases where the jump would fall within a relative jump range, use a relative jump.
+
+ * JavaScriptCore.xcodeproj/project.pbxproj:
+ * assembler/ARMv7Assembler.h:
+ (JSC::ARMv7Assembler::~ARMv7Assembler):
+ (JSC::ARMv7Assembler::LinkRecord::LinkRecord):
+ (JSC::ARMv7Assembler::):
+ (JSC::ARMv7Assembler::executableCopy):
+ (JSC::ARMv7Assembler::linkJump):
+ (JSC::ARMv7Assembler::relinkJump):
+ (JSC::ARMv7Assembler::setInt32):
+ (JSC::ARMv7Assembler::isB):
+ (JSC::ARMv7Assembler::isBX):
+ (JSC::ARMv7Assembler::isMOV_imm_T3):
+ (JSC::ARMv7Assembler::isMOVT):
+ (JSC::ARMv7Assembler::isNOP_T1):
+ (JSC::ARMv7Assembler::isNOP_T2):
+ (JSC::ARMv7Assembler::linkJumpAbsolute):
+ (JSC::ARMv7Assembler::twoWordOp5i6Imm4Reg4EncodedImmFirst):
+ (JSC::ARMv7Assembler::twoWordOp5i6Imm4Reg4EncodedImmSecond):
+ (JSC::ARMv7Assembler::ARMInstructionFormatter::twoWordOp5i6Imm4Reg4EncodedImm):
+ * assembler/MacroAssemblerARMv7.h:
+ (JSC::MacroAssemblerARMv7::makeJump):
+ (JSC::MacroAssemblerARMv7::makeBranch):
+ * jit/JIT.h:
+ * wtf/Platform.h:
+
+2009-10-28 Oliver Hunt <oliver@apple.com>
+
+ Reviewed by Geoff Garen.
+
+ Improve for..in enumeration performance
+ https://bugs.webkit.org/show_bug.cgi?id=30887
+
+ Improve indexing of an object with a for..in iterator by
+ identifying cases where get_by_val is being used with a iterator
+ as the subscript and replace it with a new get_by_pname
+ bytecode. get_by_pname then optimizes lookups that directly access
+ the base object.
+
+ * bytecode/CodeBlock.cpp:
+ (JSC::CodeBlock::dump):
+ * bytecode/Opcode.h:
+ * bytecompiler/BytecodeGenerator.cpp:
+ (JSC::BytecodeGenerator::emitGetByVal):
+ * bytecompiler/BytecodeGenerator.h:
+ (JSC::BytecodeGenerator::pushOptimisedForIn):
+ (JSC::BytecodeGenerator::popOptimisedForIn):
+ * interpreter/Interpreter.cpp:
+ (JSC::Interpreter::privateExecute):
+ * jit/JIT.cpp:
+ (JSC::JIT::privateCompileMainPass):
+ (JSC::JIT::privateCompileSlowCases):
+ * jit/JIT.h:
+ * jit/JITPropertyAccess.cpp:
+ (JSC::JIT::compileGetDirectOffset):
+ (JSC::JIT::emit_op_get_by_pname):
+ (JSC::JIT::emitSlow_op_get_by_pname):
+ * parser/Nodes.cpp:
+ (JSC::ForInNode::emitBytecode):
+ * runtime/JSObject.h:
+ * runtime/JSPropertyNameIterator.cpp:
+ (JSC::JSPropertyNameIterator::create):
+ * runtime/JSPropertyNameIterator.h:
+ (JSC::JSPropertyNameIterator::getOffset):
+ (JSC::JSPropertyNameIterator::JSPropertyNameIterator):
+ * runtime/JSValue.h:
+ (JSC::JSValue::):
+ * runtime/Structure.cpp:
+ (JSC::Structure::addPropertyTransition):
+ (JSC::Structure::changePrototypeTransition):
+ (JSC::Structure::despecifyFunctionTransition):
+ (JSC::Structure::addAnonymousSlotsTransition):
+ (JSC::Structure::getterSetterTransition):
+ (JSC::Structure::toDictionaryTransition):
+ (JSC::Structure::addPropertyWithoutTransition):
+ Track the existence (or not) of non-enumerable properties.
+ * runtime/Structure.h:
+ (JSC::Structure::propertyStorageCapacity):
+ (JSC::Structure::propertyStorageSize):
+ (JSC::Structure::hasNonEnumerableProperties):
+ (JSC::Structure::hasAnonymousSlots):
+
+2009-10-28 Dmitry Titov <dimich@chromium.org>
+
+ Not reviewed, attemp to fix Windows build.
+
+ Touch the cpp file to cause recompile.
+
+ * wtf/Threading.cpp:
+ (WTF::threadEntryPoint):
+
+2009-10-28 Dmitry Titov <dimich@chromium.org>
+
+ Reviewed by David Levin.
+
+ https://bugs.webkit.org/show_bug.cgi?id=30805
+ Add MessageQueue::removeIf(Predicate&) to remove certain tasks without pulling them from the queue.
+ Existing Database tests cover this since Database removes tasks when it is stopped.
+
+ * wtf/MessageQueue.h:
+ (WTF::::removeIf):
+
+2009-10-28 Afonso R. Costa Jr. <afonso.costa@openbossa.org>
+
+ Reviewed by Oliver Hunt.
+
+ [Qt] Enable YARR when YARR_JIT is enabled
+ https://bugs.webkit.org/show_bug.cgi?id=30730
+
+ When enabling or disabling JIT using JAVASCRIPTCORE_JIT, the ENABLE_YARR should
+ be toggled also.
+
+ * JavaScriptCore.pri:
+
+2009-10-24 Martin Robinson <martin.james.robinson@gmail.com>
+
+ Reviewed by Oliver Hunt.
+
+ Fix strict aliasing warning by switching reinterpret_cast to bitwise_cast.
+
+ strict-aliasing warnings in JSFunction.h
+ https://bugs.webkit.org/show_bug.cgi?id=27869
+
+ * runtime/JSFunction.h:
+ (JSC::JSFunction::nativeFunction):
+ (JSC::JSFunction::scopeChain):
+ (JSC::JSFunction::setScopeChain):
+ (JSC::JSFunction::setNativeFunction):
+
+2009-10-28 Jan-Arve Sæther <jan-arve.saether@nokia.com>
+
+ Reviewed by Tor Arne Vestbø.
+
+ Build-fix for 64-bit Windows
+
+ * wtf/Platform.h: Make sure to use WTF_USE_JSVALUE64
+
+2009-10-28 Gavin Barraclough <barraclough@apple.com>
+
+ Reviewed by NOBODY (build fix!).
+
+ * jit/JIT.h:
+
+2009-10-26 Holger Hans Peter Freyther <zecke@selfish.org>
+
+ Rubber-stamped by Darin Adler.
+
+ Export fastMalloc, fastCalloc, fastRealloc and fastFree on GCC/Unix
+ https://bugs.webkit.org/show_bug.cgi?id=30769
+
+ When using -fvisibility=hidden to hide all internal symbols by default
+ the malloc symbols will be hidden as well. For memory instrumentation
+ it is needed to provide an instrumented version of these symbols and
+ override the normal routines and by changing the visibility back to
+ default this becomes possible.
+
+ The only other solution would be to use system malloc instead of the
+ TCmalloc implementation but this will not allow to analyze memory
+ behavior with the default allocator.
+
+ * wtf/FastMalloc.h: Define WTF_FAST_MALLOC_EXPORT for GCC and !darwin
+
+2009-10-27 Gavin Barraclough <barraclough@apple.com>
+
+ Rubber Stamped by Samuel Q. Weinig.
+
+ Make the asserts protecting the offsets in the JIT more descriptive.
+
+ * jit/JIT.h:
+ * jit/JITCall.cpp:
+ (JSC::JIT::compileOpCall):
+ * jit/JITPropertyAccess.cpp:
+ (JSC::JIT::emit_op_method_check):
+ (JSC::JIT::compileGetByIdHotPath):
+ (JSC::JIT::compileGetByIdSlowCase):
+ (JSC::JIT::emit_op_put_by_id):
+
+2009-10-27 Geoffrey Garen <ggaren@apple.com>
+
+ Reviewed by Sam Weinig.
+
+ A little bit of refactoring in the date code.
+
+ * JavaScriptCore.exp: Don't export this unused symbol.
+
+ * runtime/DateConstructor.cpp:
+ (JSC::constructDate):
+
+ * runtime/DateInstance.cpp:
+ (JSC::DateInstance::DateInstance):
+ * runtime/DateInstance.h: Removed some unused functions. Changed the default
+ constructor to ensure that a DateInstance is always initialized.
+
+ * runtime/DatePrototype.cpp:
+ (JSC::DatePrototype::DatePrototype): Pass an initializer to our constructor,
+ since it now requires one.
+
+ * wtf/DateMath.cpp:
+ (WTF::msToGregorianDateTime): Only compute our offset from UTC if our
+ output will require it. Otherwise, our offset is 0.
+
+2009-10-27 Geoffrey Garen <ggaren@apple.com>
+
+ Build fix: Mark DateInstaceCache.h private, so other frameworks can see it.
+
+ * JavaScriptCore.xcodeproj/project.pbxproj:
+
+2009-10-27 Geoffrey Garen <ggaren@apple.com>
+
+ Build fix: re-readded this file.
+
+ * runtime/DateInstanceCache.h: Added.
+ (JSC::DateInstanceData::create):
+ (JSC::DateInstanceData::DateInstanceData):
+ (JSC::DateInstanceCache::DateInstanceCache):
+ (JSC::DateInstanceCache::add):
+ (JSC::DateInstanceCache::lookup):
+
+2009-10-27 Geoffrey Garen <ggaren@apple.com>
+
+ Reviewed by Darin Adler and Oliver Hunt.
+
+ https://bugs.webkit.org/show_bug.cgi?id=30800
+ Cache recently computed date data.
+
+ SunSpider reports a ~0.5% speedup, mostly from date-format-tofte.js.
+
+ * GNUmakefile.am:
+ * JavaScriptCore.gypi:
+ * JavaScriptCore.vcproj/JavaScriptCore/JavaScriptCore.vcproj:
+ * JavaScriptCore.xcodeproj/project.pbxproj: Added new file.
+
+ * runtime/DateInstance.cpp:
+ (JSC::DateInstance::DateInstance):
+ (JSC::DateInstance::getGregorianDateTime): Use the shared cache.
+
+ * runtime/DateInstance.h: Renamed m_cache to m_data, to avoid the confusion
+ of a "cache cache".
+
+ * runtime/DatePrototype.cpp:
+ (JSC::formatLocaleDate):
+ (JSC::dateProtoFuncToString):
+ (JSC::dateProtoFuncToUTCString):
+ (JSC::dateProtoFuncToISOString):
+ (JSC::dateProtoFuncToDateString):
+ (JSC::dateProtoFuncToTimeString):
+ (JSC::dateProtoFuncGetFullYear):
+ (JSC::dateProtoFuncGetUTCFullYear):
+ (JSC::dateProtoFuncToGMTString):
+ (JSC::dateProtoFuncGetMonth):
+ (JSC::dateProtoFuncGetUTCMonth):
+ (JSC::dateProtoFuncGetDate):
+ (JSC::dateProtoFuncGetUTCDate):
+ (JSC::dateProtoFuncGetDay):
+ (JSC::dateProtoFuncGetUTCDay):
+ (JSC::dateProtoFuncGetHours):
+ (JSC::dateProtoFuncGetUTCHours):
+ (JSC::dateProtoFuncGetMinutes):
+ (JSC::dateProtoFuncGetUTCMinutes):
+ (JSC::dateProtoFuncGetSeconds):
+ (JSC::dateProtoFuncGetUTCSeconds):
+ (JSC::dateProtoFuncGetTimezoneOffset):
+ (JSC::setNewValueFromTimeArgs):
+ (JSC::setNewValueFromDateArgs):
+ (JSC::dateProtoFuncSetYear):
+ (JSC::dateProtoFuncGetYear): Pass an ExecState to these functions, so they
+ can access the DateInstanceCache.
+
+ * runtime/JSGlobalData.h: Keep a DateInstanceCache.
+
+2009-10-27 James Robinson <jamesr@chromium.org>
+
+ Reviewed by Darin Fisher.
+
+ Ensures that JavaScriptCore/wtf/CurrentTime.cpp is not built in PLATFORM(CHROMIUM) builds.
+
+ Chromium uses a different method to calculate the current time than is used in
+ JavaScriptCore/wtf/CurrentTime.cpp. This can lead to time skew when calls to currentTime() and Chromium's time
+ function are mixed. In particular, timers can get scheduled in the past which leads to 100% CPU use.
+ See http://code.google.com/p/chromium/issues/detail?id=25892 for an example.
+
+ https://bugs.webkit.org/show_bug.cgi?id=30833
+
+ * JavaScriptCore.gyp/JavaScriptCore.gyp:
+ * wtf/CurrentTime.cpp:
+
+2009-10-27 Peter Varga <pvarga@inf.u-szeged.hu>
+
+ Rubber-stamped by Tor Arne Vestbø.
+
+ Fix typo in RegexInterpreter.cpp and RegexJIT.cpp alterantive to
+ alternative.
+
+ * yarr/RegexInterpreter.cpp:
+ (JSC::Yarr::ByteCompiler::alternativeBodyDisjunction):
+ (JSC::Yarr::ByteCompiler::alternativeDisjunction):
+ (JSC::Yarr::ByteCompiler::emitDisjunction):
+ * yarr/RegexJIT.cpp:
+ (JSC::Yarr::RegexGenerator::generateDisjunction):
+
+2009-10-26 Laszlo Gombos <laszlo.1.gombos@nokia.com>
+
+ Reviewed by Darin Adler.
+
+ Make .rc files compile on Windows without depending on MFC headers
+ https://bugs.webkit.org/show_bug.cgi?id=30750
+
+ * JavaScriptCore.vcproj/JavaScriptCore/JavaScriptCore.rc: Use
+ winresrc.h because it exists even when MFC is not installed, and is
+ all that's needed here.
+
+2009-10-26 Gabor Loki <loki@inf.u-szeged.hu>
+
+ Reviewed by Gavin Barraclough.
+
+ The thunkReturnAddress is on JITStackFrame on ARM JIT as well
+ https://bugs.webkit.org/show_bug.cgi?id=30782
+
+ Move the thunkReturnAddress from top of the stack into the JITStackFrame
+ structure. This is a requirement for JSValue32_64 support on ARM.
+
+ * assembler/MacroAssemblerARM.h:
+ (JSC::MacroAssemblerARM::ret): Return with link register
+ (JSC::MacroAssemblerARM::prepareCall): Store the return address in link register
+ * jit/JIT.h: Remove unused ctiReturnRegister
+ * jit/JITInlineMethods.h: Same as ARMv7
+ (JSC::JIT::restoreArgumentReference): Ditto.
+ (JSC::JIT::restoreArgumentReferenceForTrampoline): Ditto.
+ * jit/JITOpcodes.cpp: Remove ctiReturnRegister related instruction
+ * jit/JITStubs.cpp: Store thunkReturnAddress on JITStackFrame. Use
+ small trampoline functions which handle return addresses for each
+ CTI_STUB_FUNCTION.
+ * jit/JITStubs.h: Store thunkReturnAddress on JITStackFrame
+ (JSC::JITStackFrame::returnAddressSlot): Return with the address of thunkReturnAddress
+ * yarr/RegexJIT.cpp:
+ (JSC::Yarr::RegexGenerator::generateEnter): Remove the unnecessary instruction
+
+2009-10-26 Steve Block <steveblock@google.com>
+
+ Reviewed by Darin Adler.
+
+ Adds ability to disable ReadWriteLock on platforms (eg Android) that use pthreads but do not support pthread_rwlock.
+ https://bugs.webkit.org/show_bug.cgi?id=30713
+
+ * wtf/Platform.h: Modified. Defines HAVE_PTHREAD_RWLOCK for all platforms currently using pthreads.
+ * wtf/Threading.h: Modified. Use pthread_rwlock_t only when HAVE_PTHREAD_RWLOCK is defined.
+ * wtf/ThreadingPthreads.cpp: Modified. Build ReadWriteLock methods only when HAVE_PTHREAD_RWLOCK is defined.
+
+2009-10-24 Laszlo Gombos <laszlo.1.gombos@nokia.com>
+
+ Reviewed by Holger Freyther.
+
+ [Qt] [Symbian] Set the capability and memory required to run QtWebKit for Symbian
+ https://bugs.webkit.org/show_bug.cgi?id=30476
+
+ Assign ReadUserData WriteUserData NetworkServices Symbian capabilities
+ to jsc.exe.
+
+ * jsc.pro:
+
+2009-10-23 Steve Block <steveblock@google.com>
+
+ Reviewed by Dmitry Titov.
+
+ Fixes a leak in createThreadInternal on Android.
+ https://bugs.webkit.org/show_bug.cgi?id=30698
+
+ * wtf/ThreadingPthreads.cpp: Modified.
+ (WTF::createThreadInternal): Avoid leaking a ThreadData object on failure.
+
+2009-10-22 Geoffrey Garen <ggaren@apple.com>
+
+ Reviewed by Alexey Proskuryakov.
+
+ Fixed ASSERT when opening Safari's Caches window while the Web Inspector
+ is open.
+
+ * runtime/Collector.cpp:
+ (JSC::typeName): Added two new types to the type name list in the Collector.
+ These types have been around for a while, but nobody remembered to consider them here.
+
+ * runtime/JSCell.h:
+ (JSC::JSCell::isPropertyNameIterator):
+ * runtime/JSPropertyNameIterator.h:
+ (JSC::JSPropertyNameIterator::isPropertyNameIterator): Give the Collector
+ a way to tell if a cell is a JSPropertyNameIterator.
+
+2009-10-22 Steve Falkenburg <sfalken@apple.com>
+
+ Reviewed by Jon Honeycutt.
+
+ https://bugs.webkit.org/show_bug.cgi?id=30686
+ Remove debug-specific def file.
+ Only Debug_All target uses JavaScriptCore_debug.dll naming, and since
+ that target is only used internally, maintaining two files just to
+ suppress a single link warning isn't worthwhile.
+
+ * JavaScriptCore.vcproj/JavaScriptCore/JavaScriptCoreCommon.vsprops:
+ * JavaScriptCore.vcproj/JavaScriptCore/JavaScriptCore_debug.def: Removed.
+
+2009-10-21 Jon Honeycutt <jhoneycutt@apple.com>
+
+ <rdar://problem/7270320> Screenshots of off-screen plug-ins are blank
+ <rdar://problem/7270314> After halting a transparent PluginView on
+ Windows, the transparency is applied twice
+
+ Reviewed by Dan Bernstein.
+
+ * JavaScriptCore.vcproj/JavaScriptCore/JavaScriptCore.def:
+ Export WTF::deleteOwnedPtr(HDC).
+
+ * JavaScriptCore.vcproj/JavaScriptCore/JavaScriptCore_debug.def:
+ Ditto.
+
+2009-10-20 Geoffrey Garen <ggaren@apple.com>
+
+ Windows build fix: updated variable name.
+
+ * runtime/DatePrototype.cpp:
+ (JSC::formatLocaleDate):
+
+2009-10-20 Geoffrey Garen <ggaren@apple.com>
+
+ Reviewed by Mark Rowe.
+
+ * jit/JITOpcodes.cpp:
+ (JSC::JIT::emit_op_next_pname): Slightly tweaked this #ifdef to match the
+ size of a JSValue because m_jsStrings is an array of JSValues.
+
+2009-10-20 Geoffrey Garen <ggaren@apple.com>
+
+ Reviewed by Mark Rowe.
+
+ Fixed a 64-bit regression caused by the fix for
+ https://bugs.webkit.org/show_bug.cgi?id=30570.
+
+ * jit/JITOpcodes.cpp:
+ (JSC::JIT::emit_op_next_pname): Use TimesEight stepping on 64-bit, since
+ 64-bit pointers are eight bytes long.
+
+2009-10-20 Geoffrey Garen <ggaren@apple.com>
+
+ Reviewed by Sam Weinig.
+
+ Refactored DateInstance::msToGregorianDateTime so that a DateInstance's
+ caller doesn't need to supply the DateInstance's own internal value to
+ the DateInstance.
+
+ * runtime/DateInstance.cpp:
+ (JSC::DateInstance::getGregorianDateTime): Renamed from "msToGregorianDateTime".
+
+ * runtime/DateInstance.h:
+ * runtime/DatePrototype.cpp:
+ (JSC::formatLocaleDate):
+ (JSC::dateProtoFuncToString):
+ (JSC::dateProtoFuncToUTCString):
+ (JSC::dateProtoFuncToISOString):
+ (JSC::dateProtoFuncToDateString):
+ (JSC::dateProtoFuncToTimeString):
+ (JSC::dateProtoFuncToLocaleString):
+ (JSC::dateProtoFuncToLocaleDateString):
+ (JSC::dateProtoFuncToLocaleTimeString):
+ (JSC::dateProtoFuncGetTime):
+ (JSC::dateProtoFuncGetFullYear):
+ (JSC::dateProtoFuncGetUTCFullYear):
+ (JSC::dateProtoFuncToGMTString):
+ (JSC::dateProtoFuncGetMonth):
+ (JSC::dateProtoFuncGetUTCMonth):
+ (JSC::dateProtoFuncGetDate):
+ (JSC::dateProtoFuncGetUTCDate):
+ (JSC::dateProtoFuncGetDay):
+ (JSC::dateProtoFuncGetUTCDay):
+ (JSC::dateProtoFuncGetHours):
+ (JSC::dateProtoFuncGetUTCHours):
+ (JSC::dateProtoFuncGetMinutes):
+ (JSC::dateProtoFuncGetUTCMinutes):
+ (JSC::dateProtoFuncGetSeconds):
+ (JSC::dateProtoFuncGetUTCSeconds):
+ (JSC::dateProtoFuncGetTimezoneOffset):
+ (JSC::setNewValueFromTimeArgs):
+ (JSC::setNewValueFromDateArgs):
+ (JSC::dateProtoFuncSetYear):
+ (JSC::dateProtoFuncGetYear): Also renamed "utc" to "outputIsUTC", for clarity.
+
+2009-10-20 Gabor Loki <loki@inf.u-szeged.hu>
+
+ Reviewed by Geoffrey Garen.
+
+ The op_next_pname should use 4 bytes addressing mode in case of JSValue32
+ https://bugs.webkit.org/show_bug.cgi?id=30570
+
+ * jit/JITOpcodes.cpp:
+ (JSC::JIT::emit_op_next_pname):
+
+2009-10-20 Gabor Loki <loki@inf.u-szeged.hu>
+
+ Reviewed by Oliver Hunt.
+
+ Move OverridesMarkChildren flag from DatePrototype to its parent class
+ https://bugs.webkit.org/show_bug.cgi?id=30372
+
+ * runtime/DateInstance.h:
+ (JSC::DateInstance::createStructure):
+ * runtime/DatePrototype.h:
+
+2009-10-19 Geoffrey Garen <ggaren@apple.com>
+
+ Reviewed by Oliver Hunt.
+
+ Tightened up some put_by_id_transition code generation.
+ https://bugs.webkit.org/show_bug.cgi?id=30539
+
+ * jit/JIT.h:
+ * jit/JITPropertyAccess.cpp:
+ (JSC::JIT::testPrototype):
+ (JSC::JIT::privateCompilePutByIdTransition): No need to do object type
+ checks or read Structures and prototypes from objects: they're all known
+ constants at compile time.
+
+2009-10-19 Geoffrey Garen <ggaren@apple.com>
+
+ Reviewed by Sam Weinig.
+
+ Added a private API for getting a global context from a context, for
+ clients who want to preserve a context for a later callback.
+
+ * API/APICast.h:
+ (toGlobalRef): Added an ASSERT, since this function is used more often
+ than before.
+
+ * API/JSContextRef.cpp:
+ * API/JSContextRefPrivate.h: Added. The new API.
+
+ * API/tests/testapi.c:
+ (print_callAsFunction):
+ (main): Test the new API.
+
+ * JavaScriptCore.exp:
+ * JavaScriptCore.xcodeproj/project.pbxproj: Build and export the new API.
+
+2009-10-17 Geoffrey Garen <ggaren@apple.com>
+
+ Reviewed by Oliver Hunt.
+
+ Tightened up some instanceof code generation.
+ https://bugs.webkit.org/show_bug.cgi?id=30488
+
+ * jit/JITOpcodes.cpp:
+ (JSC::JIT::emit_op_instanceof):
+ (JSC::JIT::emitSlow_op_instanceof): No need to do object type checks -
+ cell type checks and ImplementsDefaultHasIntance checks implicitly
+ supersede object type checks.
+
+2009-10-18 Kwang Yul Seo <skyul@company100.net>
+
+ Reviewed by Darin Adler.
+
+ Use _stricmp and _strnicmp instead of deprecated stricmp and strnicmp.
+ https://bugs.webkit.org/show_bug.cgi?id=30474
+
+ stricmp and strnicmp are deprecated beginning in Visual
+ C++ 2005. Use _stricmp and _strnicmp instead in StringExtras.h.
+
+ * wtf/StringExtras.h:
+ (strncasecmp):
+ (strcasecmp):
+
+2009-10-16 Geoffrey Garen <ggaren@apple.com>
+
+ Build fix: apparently we shouldn't export those symbols?
+
+ * JavaScriptCore.exp:
+
+2009-10-16 Geoffrey Garen <ggaren@apple.com>
+
+ Build fix: export some symbols.
+
+ * JavaScriptCore.exp:
+
+2009-10-16 Oliver Hunt <oliver@apple.com>
+
+ Reviewed by Gavin Barraclough.
+
+ structure typeinfo flags should be inherited.
+ https://bugs.webkit.org/show_bug.cgi?id=30468
+
+ Add StructureFlag constant to the various JSC classes and use
+ it for the TypeInfo construction. This allows us to simply
+ accumulate flags by basing each classes StructureInfo on its parents.
+
+ * API/JSCallbackConstructor.h:
+ (JSC::JSCallbackConstructor::createStructure):
+ * API/JSCallbackFunction.h:
+ (JSC::JSCallbackFunction::createStructure):
+ * API/JSCallbackObject.h:
+ (JSC::JSCallbackObject::createStructure):
+ * debugger/DebuggerActivation.h:
+ (JSC::DebuggerActivation::createStructure):
+ * runtime/Arguments.h:
+ (JSC::Arguments::createStructure):
+ * runtime/BooleanObject.h:
+ (JSC::BooleanObject::createStructure):
+ * runtime/DatePrototype.h:
+ (JSC::DatePrototype::createStructure):
+ * runtime/FunctionPrototype.h:
+ (JSC::FunctionPrototype::createStructure):
+ * runtime/GlobalEvalFunction.h:
+ (JSC::GlobalEvalFunction::createStructure):
+ * runtime/InternalFunction.h:
+ (JSC::InternalFunction::createStructure):
+ * runtime/JSActivation.h:
+ (JSC::JSActivation::createStructure):
+ * runtime/JSArray.h:
+ (JSC::JSArray::createStructure):
+ * runtime/JSByteArray.cpp:
+ (JSC::JSByteArray::createStructure):
+ * runtime/JSByteArray.h:
+ * runtime/JSFunction.h:
+ (JSC::JSFunction::createStructure):
+ * runtime/JSGlobalObject.h:
+ (JSC::JSGlobalObject::createStructure):
+ * runtime/JSNotAnObject.h:
+ (JSC::JSNotAnObject::createStructure):
+ * runtime/JSONObject.h:
+ (JSC::JSONObject::createStructure):
+ * runtime/JSObject.h:
+ (JSC::JSObject::createStructure):
+ * runtime/JSStaticScopeObject.h:
+ (JSC::JSStaticScopeObject::createStructure):
+ * runtime/JSVariableObject.h:
+ (JSC::JSVariableObject::createStructure):
+ * runtime/JSWrapperObject.h:
+ (JSC::JSWrapperObject::createStructure):
+ * runtime/MathObject.h:
+ (JSC::MathObject::createStructure):
+ * runtime/NumberConstructor.h:
+ (JSC::NumberConstructor::createStructure):
+ * runtime/NumberObject.h:
+ (JSC::NumberObject::createStructure):
+ * runtime/RegExpConstructor.h:
+ (JSC::RegExpConstructor::createStructure):
+ * runtime/RegExpObject.h:
+ (JSC::RegExpObject::createStructure):
+ * runtime/StringObject.h:
+ (JSC::StringObject::createStructure):
+ * runtime/StringObjectThatMasqueradesAsUndefined.h:
+ (JSC::StringObjectThatMasqueradesAsUndefined::createStructure):
+
+2009-10-16 Geoffrey Garen <ggaren@apple.com>
+
+ Reviewed by Oliver Hunt.
+
+ Fast for-in enumeration: Cache JSPropertyNameIterator; cache JSStrings
+ in JSPropertyNameIterator; inline more code.
+
+ 1.024x as fast on SunSpider (fasta: 1.43x as fast).
+
+ * bytecode/CodeBlock.cpp:
+ (JSC::CodeBlock::dump):
+ * bytecode/Opcode.h:
+ * bytecompiler/BytecodeGenerator.cpp:
+ (JSC::BytecodeGenerator::emitGetPropertyNames):
+ (JSC::BytecodeGenerator::emitNextPropertyName):
+ * bytecompiler/BytecodeGenerator.h: Added a few extra operands to
+ op_get_pnames and op_next_pname so that we can track iteration state
+ in the register file instead of in the JSPropertyNameIterator. (To be
+ cacheable, the JSPropertyNameIterator must be stateless.)
+
+ * interpreter/Interpreter.cpp:
+ (JSC::Interpreter::tryCachePutByID):
+ (JSC::Interpreter::tryCacheGetByID): Updated for rename to
+ "normalizePrototypeChain" and removal of "isCacheable".
+
+ (JSC::Interpreter::privateExecute): Updated for in-RegisterFile
+ iteration state tracking.
+
+ * jit/JIT.cpp:
+ (JSC::JIT::privateCompileMainPass):
+ * jit/JIT.h:
+ * jit/JITOpcodes.cpp:
+ (JSC::JIT::emit_op_get_pnames): Updated for in-RegisterFile
+ iteration state tracking.
+
+ (JSC::JIT::emit_op_next_pname): Inlined code generation for op_next_pname.
+
+ * jit/JITStubs.cpp:
+ (JSC::JITThunks::tryCachePutByID):
+ (JSC::JITThunks::tryCacheGetByID): Updated for rename to
+ "normalizePrototypeChain" and removal of "isCacheable".
+
+ (JSC::DEFINE_STUB_FUNCTION):
+ * jit/JITStubs.h:
+ (JSC::): Added has_property and to_object stubs. Removed op_next_pname
+ stub, since has_property is all we need anymore.
+
+ * parser/Nodes.cpp:
+ (JSC::ForInNode::emitBytecode): Updated for in-RegisterFile
+ iteration state tracking.
+
+ * runtime/JSCell.h:
+ * runtime/JSObject.cpp:
+ (JSC::JSObject::getPropertyNames): Don't do caching at this layer
+ anymore, since we don't create a JSPropertyNameIterator at this layer.
+
+ * runtime/JSPropertyNameIterator.cpp:
+ (JSC::JSPropertyNameIterator::create): Do do caching at this layer.
+ (JSC::JSPropertyNameIterator::get): Updated for in-RegisterFile
+ iteration state tracking.
+ (JSC::JSPropertyNameIterator::markChildren): Mark our JSStrings.
+
+ * runtime/JSPropertyNameIterator.h:
+ (JSC::JSPropertyNameIterator::size):
+ (JSC::JSPropertyNameIterator::setCachedStructure):
+ (JSC::JSPropertyNameIterator::cachedStructure):
+ (JSC::JSPropertyNameIterator::setCachedPrototypeChain):
+ (JSC::JSPropertyNameIterator::cachedPrototypeChain):
+ (JSC::JSPropertyNameIterator::JSPropertyNameIterator):
+ (JSC::Structure::setEnumerationCache): Don't store iteration state in
+ a JSPropertyNameIterator. Do cache a JSPropertyNameIterator in a
+ Structure.
+
+ * runtime/JSValue.h:
+ (JSC::asCell):
+ * runtime/MarkStack.h: Make those mischievous #include gods happy.
+
+ * runtime/ObjectConstructor.cpp:
+
+ * runtime/Operations.h:
+ (JSC::normalizePrototypeChain): Renamed countPrototypeChainEntriesAndCheckForProxies
+ to normalizePrototypeChain, since it changes dictionary prototypes to
+ non-dictionary objects.
+
+ * runtime/PropertyNameArray.cpp:
+ (JSC::PropertyNameArray::add):
+ * runtime/PropertyNameArray.h:
+ (JSC::PropertyNameArrayData::PropertyNameArrayData):
+ (JSC::PropertyNameArray::data):
+ (JSC::PropertyNameArray::size):
+ (JSC::PropertyNameArray::begin):
+ (JSC::PropertyNameArray::end): Simplified some code here to help with
+ current and future refactoring.
+
+ * runtime/Protect.h:
+ * runtime/Structure.cpp:
+ (JSC::Structure::~Structure):
+ (JSC::Structure::addPropertyWithoutTransition):
+ (JSC::Structure::removePropertyWithoutTransition): No need to clear
+ the enumeration cache with adding / removing properties without
+ transition. It is an error to add / remove properties without transition
+ once an object has been observed, and we can ASSERT to catch that.
+
+ * runtime/Structure.h:
+ (JSC::Structure::enumerationCache): Changed the enumeration cache to
+ hold a JSPropertyNameIterator.
+
+ * runtime/StructureChain.cpp:
+ * runtime/StructureChain.h:
+ (JSC::StructureChain::head): Removed StructureChain::isCacheable because
+ it was wrong-headed in two ways: (1) It gave up when a prototype was a
+ dictionary, but instead we want un-dictionary heavily accessed
+ prototypes; (2) It folded a test for hasDefaultGetPropertyNames() into
+ a generic test for "cacheable-ness", but hasDefaultGetPropertyNames()
+ is only releavant to for-in caching.
+
+2009-10-16 Steve Falkenburg <sfalken@apple.com>
+
+ Reviewed by Adam Roben.
+
+ Add a Debug_All configuration to build entire stack as debug.
+ Change Debug_Internal to:
+ - stop using _debug suffix for all WebKit/Safari binaries
+ - not use _debug as a DLL naming suffix
+ - use non-debug C runtime lib.
+
+ * JavaScriptCore.vcproj/JavaScriptCore.make: Debug build in makefile should build Debug_All.
+ * JavaScriptCore.vcproj/JavaScriptCore.sln: Add Debug_All configuration.
+ * JavaScriptCore.vcproj/JavaScriptCore/JavaScriptCore.vcproj: Add Debug_All configuration.
+ * JavaScriptCore.vcproj/JavaScriptCore/JavaScriptCoreGenerated.vcproj: Renamed single configuration from "Release" to "all".
+ * JavaScriptCore.vcproj/JavaScriptCoreSubmit.sln: Add Debug_All configuration.
+ * JavaScriptCore.vcproj/WTF/WTF.vcproj: Add Debug_All configuration.
+ * JavaScriptCore.vcproj/jsc/jsc.vcproj: Add Debug_All configuration.
+ * JavaScriptCore.vcproj/testapi/testapi.vcproj: Add Debug_All configuration.
+
+2009-10-16 Oliver Hunt <oliver@apple.com>
+
+ Reviewed by Gavin Barraclough.
+
+ Make typeinfo flags default to false
+ https://bugs.webkit.org/show_bug.cgi?id=30372
+
+ Last part -- replace HasDefaultGetPropertyNames with OverridesGetPropertyNames
+ flag.
+
+ * API/JSCallbackConstructor.h:
+ (JSC::JSCallbackConstructor::createStructure):
+ * API/JSCallbackObject.h:
+ (JSC::JSCallbackObject::createStructure):
+ * debugger/DebuggerActivation.h:
+ (JSC::DebuggerActivation::createStructure):
+ * runtime/Arguments.h:
+ (JSC::Arguments::createStructure):
+ * runtime/BooleanObject.h:
+ (JSC::BooleanObject::createStructure):
+ * runtime/DatePrototype.h:
+ (JSC::DatePrototype::createStructure):
+ * runtime/FunctionPrototype.h:
+ (JSC::FunctionPrototype::createStructure):
+ * runtime/GlobalEvalFunction.h:
+ (JSC::GlobalEvalFunction::createStructure):
+ * runtime/JSAPIValueWrapper.h:
+ (JSC::JSAPIValueWrapper::createStructure):
+ * runtime/JSActivation.h:
+ (JSC::JSActivation::createStructure):
+ * runtime/JSArray.h:
+ (JSC::JSArray::createStructure):
+ * runtime/JSByteArray.cpp:
+ (JSC::JSByteArray::createStructure):
+ * runtime/JSFunction.h:
+ (JSC::JSFunction::createStructure):
+ * runtime/JSGlobalObject.h:
+ (JSC::JSGlobalObject::createStructure):
+ * runtime/JSNotAnObject.h:
+ (JSC::JSNotAnObject::createStructure):
+ * runtime/JSONObject.h:
+ (JSC::JSONObject::createStructure):
+ * runtime/JSObject.cpp:
+ (JSC::JSObject::getPropertyNames):
+ * runtime/JSObject.h:
+ (JSC::JSObject::createStructure):
+ * runtime/JSStaticScopeObject.h:
+ (JSC::JSStaticScopeObject::createStructure):
+ * runtime/JSTypeInfo.h:
+ (JSC::TypeInfo::overridesGetPropertyNames):
+ * runtime/JSVariableObject.h:
+ (JSC::JSVariableObject::createStructure):
+ * runtime/JSWrapperObject.h:
+ (JSC::JSWrapperObject::createStructure):
+ * runtime/MathObject.h:
+ (JSC::MathObject::createStructure):
+ * runtime/NumberConstructor.h:
+ (JSC::NumberConstructor::createStructure):
+ * runtime/NumberObject.h:
+ (JSC::NumberObject::createStructure):
+ * runtime/RegExpConstructor.h:
+ (JSC::RegExpConstructor::createStructure):
+ * runtime/RegExpObject.h:
+ (JSC::RegExpObject::createStructure):
+ * runtime/StringObject.h:
+ (JSC::StringObject::createStructure):
+ * runtime/StringObjectThatMasqueradesAsUndefined.h:
+ (JSC::StringObjectThatMasqueradesAsUndefined::createStructure):
+ * runtime/StructureChain.cpp:
+ (JSC::StructureChain::isCacheable):
+
+2009-10-16 Kevin Ollivier <kevino@theolliviers.com>
+
+ wxMSW build fix, we can't use the simple hash there because the PlatformModuleVersion
+ structure differs.
+
+ * wtf/Platform.h:
+
+2009-10-16 Laszlo Gombos <laszlo.1.gombos@nokia.com>
+
+ Reviewed by Simon Hausmann.
+
+ [Qt] Implement ExecutableAllocator for Symbian
+ https://bugs.webkit.org/show_bug.cgi?id=29946
+
+ Tested with YARR JIT enabled for Symbian;
+ This patch does not (yet) enable YARR JIT by default.
+
+ * JavaScriptCore.pri:
+ * jit/ExecutableAllocator.h:
+ * jit/ExecutableAllocatorSymbian.cpp: Added.
+ (JSC::ExecutableAllocator::intializePageSize):
+ (JSC::ExecutablePool::systemAlloc):
+ (JSC::ExecutablePool::systemRelease):
+
+2009-10-15 Oliver Hunt <oliver@apple.com>
+
+ Reviewed by Darin Adler.
+
+ Make typeinfo flags default to false
+ https://bugs.webkit.org/show_bug.cgi?id=30372
+
+ Part 2 -- Reverse the TypeInfo HasDefaultMark flag to OverridesMarkChildren, etc
+
+ * API/JSCallbackConstructor.h:
+ (JSC::JSCallbackConstructor::createStructure):
+ * API/JSCallbackFunction.h:
+ (JSC::JSCallbackFunction::createStructure):
+ * API/JSCallbackObject.h:
+ (JSC::JSCallbackObject::createStructure):
+ * debugger/DebuggerActivation.h:
+ (JSC::DebuggerActivation::createStructure):
+ * runtime/Arguments.h:
+ (JSC::Arguments::createStructure):
+ * runtime/BooleanObject.h:
+ (JSC::BooleanObject::createStructure):
+ * runtime/DatePrototype.h:
+ (JSC::DatePrototype::createStructure):
+ * runtime/FunctionPrototype.h:
+ (JSC::FunctionPrototype::createStructure):
+ * runtime/GetterSetter.h:
+ (JSC::GetterSetter::createStructure):
+ * runtime/GlobalEvalFunction.h:
+ (JSC::GlobalEvalFunction::createStructure):
+ * runtime/InternalFunction.h:
+ (JSC::InternalFunction::createStructure):
+ * runtime/JSAPIValueWrapper.h:
+ (JSC::JSAPIValueWrapper::createStructure):
+ * runtime/JSActivation.h:
+ (JSC::JSActivation::createStructure):
+ * runtime/JSArray.h:
+ (JSC::JSArray::createStructure):
+ (JSC::MarkStack::markChildren):
+ * runtime/JSByteArray.cpp:
+ (JSC::JSByteArray::createStructure):
+ * runtime/JSFunction.h:
+ (JSC::JSFunction::createStructure):
+ * runtime/JSGlobalObject.h:
+ (JSC::JSGlobalObject::createStructure):
+ * runtime/JSNotAnObject.h:
+ (JSC::JSNotAnObject::createStructure):
+ * runtime/JSNumberCell.h:
+ (JSC::JSNumberCell::createStructure):
+ * runtime/JSONObject.h:
+ (JSC::JSONObject::createStructure):
+ * runtime/JSObject.h:
+ (JSC::JSObject::createStructure):
+ * runtime/JSPropertyNameIterator.h:
+ (JSC::JSPropertyNameIterator::createStructure):
+ * runtime/JSStaticScopeObject.h:
+ (JSC::JSStaticScopeObject::createStructure):
+ * runtime/JSString.h:
+ (JSC::JSString::createStructure):
+ * runtime/JSTypeInfo.h:
+ (JSC::TypeInfo::overridesMarkChildren):
+ * runtime/JSVariableObject.h:
+ (JSC::JSVariableObject::createStructure):
+ * runtime/JSWrapperObject.h:
+ (JSC::JSWrapperObject::createStructure):
+ * runtime/MathObject.h:
+ (JSC::MathObject::createStructure):
+ * runtime/NumberConstructor.h:
+ (JSC::NumberConstructor::createStructure):
+ * runtime/NumberObject.h:
+ (JSC::NumberObject::createStructure):
+ * runtime/RegExpConstructor.h:
+ (JSC::RegExpConstructor::createStructure):
+ * runtime/RegExpObject.h:
+ (JSC::RegExpObject::createStructure):
+ * runtime/StringObject.h:
+ (JSC::StringObject::createStructure):
+ * runtime/StringObjectThatMasqueradesAsUndefined.h:
+ (JSC::StringObjectThatMasqueradesAsUndefined::createStructure):
+
+2009-10-14 Oliver Hunt <oliver@apple.com>
+
+ Reviewed by Geoff Garen.
+
+ Make typeinfo flags default to false
+ https://bugs.webkit.org/show_bug.cgi?id=30372
+
+ Part 1. Reverse the HasStandardGetOwnPropertySlot flag.
+
+ * API/JSCallbackConstructor.h:
+ (JSC::JSCallbackConstructor::createStructure):
+ * API/JSCallbackFunction.h:
+ (JSC::JSCallbackFunction::createStructure):
+ * API/JSCallbackObject.h:
+ (JSC::JSCallbackObject::createStructure):
+ * debugger/DebuggerActivation.h:
+ (JSC::DebuggerActivation::createStructure):
+ * jit/JITStubs.cpp:
+ (JSC::DEFINE_STUB_FUNCTION):
+ * runtime/Arguments.h:
+ (JSC::Arguments::createStructure):
+ * runtime/BooleanObject.h:
+ (JSC::BooleanObject::createStructure):
+ * runtime/DatePrototype.h:
+ (JSC::DatePrototype::createStructure):
+ * runtime/FunctionPrototype.h:
+ (JSC::FunctionPrototype::createStructure):
+ * runtime/GlobalEvalFunction.h:
+ (JSC::GlobalEvalFunction::createStructure):
+ * runtime/InternalFunction.h:
+ (JSC::InternalFunction::createStructure):
+ * runtime/JSActivation.h:
+ (JSC::JSActivation::createStructure):
+ * runtime/JSArray.h:
+ (JSC::JSArray::createStructure):
+ * runtime/JSByteArray.cpp:
+ (JSC::JSByteArray::createStructure):
+ * runtime/JSFunction.h:
+ (JSC::JSFunction::createStructure):
+ * runtime/JSGlobalObject.h:
+ (JSC::JSGlobalObject::createStructure):
+ * runtime/JSNumberCell.h:
+ (JSC::JSNumberCell::createStructure):
+ * runtime/JSONObject.h:
+ (JSC::JSONObject::createStructure):
+ * runtime/JSObject.h:
+ (JSC::JSObject::createStructure):
+ (JSC::JSCell::fastGetOwnPropertySlot):
+ * runtime/JSStaticScopeObject.h:
+ (JSC::JSStaticScopeObject::createStructure):
+ * runtime/JSString.h:
+ (JSC::JSString::createStructure):
+ * runtime/JSTypeInfo.h:
+ (JSC::TypeInfo::overridesGetOwnPropertySlot):
+ * runtime/JSVariableObject.h:
+ (JSC::JSVariableObject::createStructure):
+ * runtime/JSWrapperObject.h:
+ (JSC::JSWrapperObject::createStructure):
+ * runtime/MathObject.h:
+ (JSC::MathObject::createStructure):
+ * runtime/NumberConstructor.h:
+ (JSC::NumberConstructor::createStructure):
+ * runtime/NumberObject.h:
+ (JSC::NumberObject::createStructure):
+ * runtime/RegExpConstructor.h:
+ (JSC::RegExpConstructor::createStructure):
+ * runtime/RegExpObject.h:
+ (JSC::RegExpObject::createStructure):
+ * runtime/StringObject.h:
+ (JSC::StringObject::createStructure):
+ * runtime/StringObjectThatMasqueradesAsUndefined.h:
+ (JSC::StringObjectThatMasqueradesAsUndefined::createStructure):
+
+2009-10-14 Kevin Ollivier <kevino@theolliviers.com>
+2009-10-14 Darin Adler <darin@apple.com>
+
+ Additions so fix for https://bugs.webkit.org/show_bug.cgi?id=18994
+ can build on Windows.
+
+ * wtf/MathExtras.h: Added llround and llroundf for Windows.
+
+2009-10-14 Kevin Ollivier <kevino@theolliviers.com>
+
+ wx build fix. Set ENABLE_PLUGIN_PACKAGE_SIMPLE_HASH for plugins while we're still building stubs.
+
+ * wtf/Platform.h:
+
+2009-10-13 Laszlo Gombos <laszlo.1.gombos@nokia.com>
+
+ Reviewed by Simon Hausmann.
+
+ Refactor ENABLE_PLUGIN_PACKAGE_SIMPLE_HASH
+ https://bugs.webkit.org/show_bug.cgi?id=30278
+
+ Move the definition of ENABLE_PLUGIN_PACKAGE_SIMPLE_HASH
+ from the make system into common code.
+
+ * wtf/Platform.h:
+
+2009-10-13 Laszlo Gombos <laszlo.1.gombos@nokia.com>
+
+ Reviewed by Darin Adler.
+
+ ARM compiler does not understand reinterpret_cast<void*>
+ https://bugs.webkit.org/show_bug.cgi?id=29034
+
+ Change reinterpret_cast<void*> to regular C style (void*) cast
+ for the ARM RVCT compiler.
+
+ * assembler/MacroAssemblerCodeRef.h:
+ (JSC::FunctionPtr::FunctionPtr):
+ * jit/JITOpcodes.cpp: Cast to FunctionPtr first
+ instead of directly casting to reinterpret_cast
+ * jit/JITStubCall.h: Ditto + change the type of m_stub
+ from void* to FunctionPtr.
+ (JSC::JITStubCall::JITStubCall):
+ (JSC::JITStubCall::call):
+ * jit/JITStubs.cpp: Ditto.
+ (JSC::DEFINE_STUB_FUNCTION(EncodedJSValue, op_throw)):
+
+2009-10-11 Oliver Hunt <oliver@apple.com>
+
+ Re-enable the JIT.
+
+ * wtf/Platform.h:
+
+2009-10-10 Oliver Hunt <oliver@apple.com>
+
+ Reviewed by Maciej Stachowiak.
+
+ Support for String.trim(), String.trimLeft() and String.trimRight() methods
+ https://bugs.webkit.org/show_bug.cgi?id=26590
+
+ Implement trim, trimLeft, and trimRight
+
+ * runtime/StringPrototype.cpp:
+ (JSC::isTrimWhitespace):
+ Our normal string whitespace function does not include U+200B which
+ is needed for compatibility with mozilla's implementation of trim.
+ U+200B does not appear to be expected according to spec, however I am
+ choosing to be lax, and match mozilla behavior so have added this
+ exception.
+ (JSC::trimString):
+
+2009-10-09 Geoffrey Garen <ggaren@apple.com>
+
+ Reviewed by Oliver Hunt.
+
+ Eliminated some legacy bytecode weirdness.
+
+ Use vPC[x] subscripting instead of ++vPC to access instruction operands.
+ This is simpler, and often more efficient.
+
+ To support this, and to remove use of hard-coded offsets in bytecode and
+ JIT code generation and dumping, calculate jump offsets from the beginning
+ of an instruction, rather than the middle or end.
+
+ Also, use OPCODE_LENGTH instead of hard-coded constants for the sizes of
+ opcodes.
+
+ SunSpider reports no change in JIT mode, and a 1.01x speedup in Interpreter
+ mode.
+
+ * bytecode/CodeBlock.cpp:
+ (JSC::printConditionalJump):
+ (JSC::CodeBlock::dump):
+ * bytecompiler/BytecodeGenerator.cpp:
+ (JSC::BytecodeGenerator::emitJump):
+ (JSC::BytecodeGenerator::emitJumpIfTrue):
+ (JSC::BytecodeGenerator::emitJumpIfFalse):
+ (JSC::BytecodeGenerator::emitJumpIfNotFunctionCall):
+ (JSC::BytecodeGenerator::emitJumpIfNotFunctionApply):
+ (JSC::BytecodeGenerator::emitComplexJumpScopes):
+ (JSC::BytecodeGenerator::emitJumpScopes):
+ (JSC::BytecodeGenerator::emitNextPropertyName):
+ (JSC::BytecodeGenerator::emitCatch):
+ (JSC::BytecodeGenerator::emitJumpSubroutine):
+ (JSC::prepareJumpTableForImmediateSwitch):
+ (JSC::prepareJumpTableForCharacterSwitch):
+ (JSC::prepareJumpTableForStringSwitch):
+ (JSC::BytecodeGenerator::endSwitch):
+ * bytecompiler/Label.h:
+ (JSC::Label::setLocation):
+ (JSC::Label::bind):
+ * interpreter/Interpreter.cpp:
+ (JSC::Interpreter::resolve):
+ (JSC::Interpreter::resolveSkip):
+ (JSC::Interpreter::resolveGlobal):
+ (JSC::Interpreter::resolveBase):
+ (JSC::Interpreter::resolveBaseAndProperty):
+ (JSC::Interpreter::createExceptionScope):
+ (JSC::Interpreter::privateExecute):
+ * interpreter/Interpreter.h:
+ * jit/JIT.cpp:
+ (JSC::JIT::privateCompile):
+ * jit/JITArithmetic.cpp:
+ (JSC::JIT::emit_op_jnless):
+ (JSC::JIT::emitSlow_op_jnless):
+ (JSC::JIT::emit_op_jnlesseq):
+ (JSC::JIT::emitSlow_op_jnlesseq):
+ (JSC::JIT::emitBinaryDoubleOp):
+ * jit/JITOpcodes.cpp:
+ (JSC::JIT::emit_op_jmp):
+ (JSC::JIT::emit_op_loop):
+ (JSC::JIT::emit_op_loop_if_less):
+ (JSC::JIT::emitSlow_op_loop_if_less):
+ (JSC::JIT::emit_op_loop_if_lesseq):
+ (JSC::JIT::emitSlow_op_loop_if_lesseq):
+ (JSC::JIT::emit_op_loop_if_true):
+ (JSC::JIT::emitSlow_op_loop_if_true):
+ (JSC::JIT::emit_op_jfalse):
+ (JSC::JIT::emitSlow_op_jfalse):
+ (JSC::JIT::emit_op_jtrue):
+ (JSC::JIT::emitSlow_op_jtrue):
+ (JSC::JIT::emit_op_jeq_null):
+ (JSC::JIT::emit_op_jneq_null):
+ (JSC::JIT::emit_op_jneq_ptr):
+ (JSC::JIT::emit_op_jsr):
+ (JSC::JIT::emit_op_next_pname):
+ (JSC::JIT::emit_op_jmp_scopes):
+
+2009-10-09 Geoffrey Garen <ggaren@apple.com>
+
+ Reviewed by Sam Weinig.
+
+ Migrated some code that didn't belong out of Structure.
+
+ SunSpider says maybe 1.03x faster.
+
+ * runtime/JSCell.h: Nixed Structure::markAggregate, and made marking of
+ a Structure's prototype the direct responsility of the object using it.
+ (Giving Structure a mark function was misleading because it implied that
+ all live structures get marked during GC, when they don't.)
+
+ * runtime/JSGlobalObject.cpp:
+ (JSC::markIfNeeded):
+ (JSC::JSGlobalObject::markChildren): Added code to mark prototypes stored
+ on the global object. Maybe this wasn't necessary, but now we don't have
+ to wonder.
+
+ * runtime/JSObject.cpp:
+ (JSC::JSObject::getPropertyNames):
+ (JSC::JSObject::getOwnPropertyNames):
+ (JSC::JSObject::getEnumerableNamesFromClassInfoTable):
+ * runtime/JSObject.h:
+ (JSC::JSObject::markChildrenDirect):
+ * runtime/PropertyNameArray.h:
+ * runtime/Structure.cpp:
+ * runtime/Structure.h:
+ (JSC::Structure::setEnumerationCache):
+ (JSC::Structure::enumerationCache): Moved property name gathering code
+ from Structure to JSObject because having a Structure iterate its JSObject
+ was a layering violation. A JSObject is implemented using a Structure; not
+ the other way around.
+
+2009-10-09 Mark Rowe <mrowe@apple.com>
+
+ Attempt to fix the GTK release build.
+
+ * GNUmakefile.am: Include Grammar.cpp in release builds now that
+ AllInOneFile.cpp is gone.
+
+2009-10-09 Gabor Loki <loki@inf.u-szeged.hu>
+
+ Rubber-stamped by Eric Seidel.
+
+ Add ARM JIT support for Gtk port (disabled by default)
+ https://bugs.webkit.org/show_bug.cgi?id=30228
+
+ * GNUmakefile.am:
+
+2009-10-08 Geoffrey Garen <ggaren@apple.com>
+
+ Tiger build fix: added a few more variable initializations.
+
+ * runtime/StringPrototype.cpp:
+ (JSC::stringProtoFuncReplace):
+ (JSC::stringProtoFuncSearch):
+
+2009-10-08 Geoffrey Garen <ggaren@apple.com>
+
+ Qt build fix: added missing #include.
+
+ * jsc.cpp:
+
+2009-10-08 Geoffrey Garen <ggaren@apple.com>
+
+ Tiger build fix: initialize variable whose initialization the compiler
+ can't otherwise figure out.
+
+ * runtime/RegExpObject.cpp:
+ (JSC::RegExpObject::match):
+
+2009-10-08 Geoffrey Garen <ggaren@apple.com>
+
+ Windows build fix: updated exports.
+
+ * JavaScriptCore.vcproj/JavaScriptCore/JavaScriptCore.def:
+ * JavaScriptCore.vcproj/JavaScriptCore/JavaScriptCore_debug.def:
+
+2009-10-08 Geoffrey Garen <ggaren@apple.com>
+
+ Tiger build fix: fixed file name case.
+
+ * JavaScriptCore.xcodeproj/project.pbxproj:
+
+2009-10-08 Geoffrey Garen <ggaren@apple.com>
+
+ Reviewed by Maciej Stachowiak.
+
+ At long last, I pronounce the death of AllInOneFile.cpp.
+
+ SunSpider reports a 1.01x speedup.
+
+ * AllInOneFile.cpp: Removed.
+ * GNUmakefile.am:
+ * JavaScriptCore.exp:
+ * JavaScriptCore.gypi:
+ * JavaScriptCore.xcodeproj/project.pbxproj: Added missing project files
+ to compilation stages.
+
+ * parser/Grammar.y:
+ * parser/Lexer.cpp:
+ * parser/Lexer.h:
+ (JSC::jscyylex):
+ * runtime/ArrayConstructor.cpp:
+ (JSC::constructArrayWithSizeQuirk):
+ * runtime/Collector.h:
+ * runtime/JSCell.cpp:
+ (JSC::JSCell::operator new):
+ * runtime/JSCell.h:
+ (JSC::JSCell::operator new):
+ * runtime/JSGlobalObject.cpp:
+ (JSC::JSGlobalObject::operator new):
+ * runtime/JSNumberCell.h:
+ (JSC::JSNumberCell::operator new):
+ * runtime/JSString.cpp:
+ * runtime/JSString.h:
+ (JSC::jsString):
+ (JSC::jsSubstring):
+ (JSC::jsOwnedString):
+ * runtime/RegExpConstructor.cpp:
+ * runtime/RegExpConstructor.h:
+ (JSC::RegExpConstructorPrivate::RegExpConstructorPrivate):
+ (JSC::RegExpConstructorPrivate::lastOvector):
+ (JSC::RegExpConstructorPrivate::tempOvector):
+ (JSC::RegExpConstructorPrivate::changeLastOvector):
+ (JSC::RegExpConstructor::performMatch):
+ * runtime/StringPrototype.cpp:
+ (JSC::stringProtoFuncMatch):
+ * yarr/RegexJIT.cpp:
+ * yarr/RegexJIT.h:
+ (JSC::Yarr::executeRegex): Inlined a few things that Shark said
+ were hot, on the presumption that AllInOneFile.cpp used to inline them
+ automatically.
+
2009-10-08 Zoltan Herczeg <zherczeg@inf.u-szeged.hu>
Reviewed by Gavin Barraclough.