X-Git-Url: https://git.saurik.com/apple/javascriptcore.git/blobdiff_plain/4e4e5a6f2694187498445a6ac6f1634ce8141119..4be4e30906bcb8ee30b4d189205cb70bad6707ce:/runtime/NumberConstructor.cpp diff --git a/runtime/NumberConstructor.cpp b/runtime/NumberConstructor.cpp index 0b7e821..14e149d 100644 --- a/runtime/NumberConstructor.cpp +++ b/runtime/NumberConstructor.cpp @@ -1,6 +1,6 @@ /* * Copyright (C) 1999-2000,2003 Harri Porten (porten@kde.org) - * Copyright (C) 2007, 2008 Apple Inc. All rights reserved. + * Copyright (C) 2007, 2008, 2011 Apple Inc. All rights reserved. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public @@ -25,16 +25,15 @@ #include "Lookup.h" #include "NumberObject.h" #include "NumberPrototype.h" +#include "Operations.h" namespace JSC { -ASSERT_CLASS_FITS_IN_CELL(NumberConstructor); - -static JSValue numberConstructorNaNValue(ExecState*, JSValue, const Identifier&); -static JSValue numberConstructorNegInfinity(ExecState*, JSValue, const Identifier&); -static JSValue numberConstructorPosInfinity(ExecState*, JSValue, const Identifier&); -static JSValue numberConstructorMaxValue(ExecState*, JSValue, const Identifier&); -static JSValue numberConstructorMinValue(ExecState*, JSValue, const Identifier&); +static JSValue numberConstructorNaNValue(ExecState*, JSValue, PropertyName); +static JSValue numberConstructorNegInfinity(ExecState*, JSValue, PropertyName); +static JSValue numberConstructorPosInfinity(ExecState*, JSValue, PropertyName); +static JSValue numberConstructorMaxValue(ExecState*, JSValue, PropertyName); +static JSValue numberConstructorMinValue(ExecState*, JSValue, PropertyName); } // namespace JSC @@ -42,10 +41,12 @@ static JSValue numberConstructorMinValue(ExecState*, JSValue, const Identifier&) namespace JSC { -const ClassInfo NumberConstructor::info = { "Function", &InternalFunction::info, 0, ExecState::numberTable }; +ASSERT_HAS_TRIVIAL_DESTRUCTOR(NumberConstructor); + +const ClassInfo NumberConstructor::s_info = { "Function", &InternalFunction::s_info, 0, ExecState::numberConstructorTable, CREATE_METHOD_TABLE(NumberConstructor) }; /* Source for NumberConstructor.lut.h -@begin numberTable +@begin numberConstructorTable NaN numberConstructorNaNValue DontEnum|DontDelete|ReadOnly NEGATIVE_INFINITY numberConstructorNegInfinity DontEnum|DontDelete|ReadOnly POSITIVE_INFINITY numberConstructorPosInfinity DontEnum|DontDelete|ReadOnly @@ -54,73 +55,85 @@ const ClassInfo NumberConstructor::info = { "Function", &InternalFunction::info, @end */ -NumberConstructor::NumberConstructor(ExecState* exec, NonNullPassRefPtr structure, NumberPrototype* numberPrototype) - : InternalFunction(&exec->globalData(), structure, Identifier(exec, numberPrototype->info.className)) +NumberConstructor::NumberConstructor(JSGlobalObject* globalObject, Structure* structure) + : InternalFunction(globalObject, structure) +{ +} + +void NumberConstructor::finishCreation(ExecState* exec, NumberPrototype* numberPrototype) { + Base::finishCreation(exec->vm(), numberPrototype->s_info.className); + ASSERT(inherits(&s_info)); + // Number.Prototype - putDirectWithoutTransition(exec->propertyNames().prototype, numberPrototype, DontEnum | DontDelete | ReadOnly); + putDirectWithoutTransition(exec->vm(), exec->propertyNames().prototype, numberPrototype, DontEnum | DontDelete | ReadOnly); // no. of arguments for constructor - putDirectWithoutTransition(exec->propertyNames().length, jsNumber(exec, 1), ReadOnly | DontEnum | DontDelete); + putDirectWithoutTransition(exec->vm(), exec->propertyNames().length, jsNumber(1), ReadOnly | DontEnum | DontDelete); +} + +bool NumberConstructor::getOwnPropertySlot(JSCell* cell, ExecState* exec, PropertyName propertyName, PropertySlot& slot) +{ + return getStaticValueSlot(exec, ExecState::numberConstructorTable(exec), jsCast(cell), propertyName, slot); } -bool NumberConstructor::getOwnPropertySlot(ExecState* exec, const Identifier& propertyName, PropertySlot& slot) +bool NumberConstructor::getOwnPropertyDescriptor(JSObject* object, ExecState* exec, PropertyName propertyName, PropertyDescriptor& descriptor) { - return getStaticValueSlot(exec, ExecState::numberTable(exec), this, propertyName, slot); + return getStaticValueDescriptor(exec, ExecState::numberConstructorTable(exec), jsCast(object), propertyName, descriptor); } -bool NumberConstructor::getOwnPropertyDescriptor(ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor) +void NumberConstructor::put(JSCell* cell, ExecState* exec, PropertyName propertyName, JSValue value, PutPropertySlot& slot) { - return getStaticValueDescriptor(exec, ExecState::numberTable(exec), this, propertyName, descriptor); + lookupPut(exec, propertyName, value, ExecState::numberConstructorTable(exec), jsCast(cell), slot); } -static JSValue numberConstructorNaNValue(ExecState* exec, JSValue, const Identifier&) +static JSValue numberConstructorNaNValue(ExecState*, JSValue, PropertyName) { - return jsNaN(exec); + return jsNaN(); } -static JSValue numberConstructorNegInfinity(ExecState* exec, JSValue, const Identifier&) +static JSValue numberConstructorNegInfinity(ExecState*, JSValue, PropertyName) { - return jsNumber(exec, -Inf); + return jsNumber(-std::numeric_limits::infinity()); } -static JSValue numberConstructorPosInfinity(ExecState* exec, JSValue, const Identifier&) +static JSValue numberConstructorPosInfinity(ExecState*, JSValue, PropertyName) { - return jsNumber(exec, Inf); + return jsNumber(std::numeric_limits::infinity()); } -static JSValue numberConstructorMaxValue(ExecState* exec, JSValue, const Identifier&) +static JSValue numberConstructorMaxValue(ExecState*, JSValue, PropertyName) { - return jsNumber(exec, 1.7976931348623157E+308); + return jsNumber(1.7976931348623157E+308); } -static JSValue numberConstructorMinValue(ExecState* exec, JSValue, const Identifier&) +static JSValue numberConstructorMinValue(ExecState*, JSValue, PropertyName) { - return jsNumber(exec, 5E-324); + return jsNumber(5E-324); } // ECMA 15.7.1 -static JSObject* constructWithNumberConstructor(ExecState* exec, JSObject*, const ArgList& args) +static EncodedJSValue JSC_HOST_CALL constructWithNumberConstructor(ExecState* exec) { - NumberObject* object = new (exec) NumberObject(exec->lexicalGlobalObject()->numberObjectStructure()); - double n = args.isEmpty() ? 0 : args.at(0).toNumber(exec); - object->setInternalValue(jsNumber(exec, n)); - return object; + NumberObject* object = NumberObject::create(exec->vm(), asInternalFunction(exec->callee())->globalObject()->numberObjectStructure()); + double n = exec->argumentCount() ? exec->argument(0).toNumber(exec) : 0; + object->setInternalValue(exec->vm(), jsNumber(n)); + return JSValue::encode(object); } -ConstructType NumberConstructor::getConstructData(ConstructData& constructData) +ConstructType NumberConstructor::getConstructData(JSCell*, ConstructData& constructData) { constructData.native.function = constructWithNumberConstructor; return ConstructTypeHost; } // ECMA 15.7.2 -static JSValue JSC_HOST_CALL callNumberConstructor(ExecState* exec, JSObject*, JSValue, const ArgList& args) +static EncodedJSValue JSC_HOST_CALL callNumberConstructor(ExecState* exec) { - return jsNumber(exec, args.isEmpty() ? 0 : args.at(0).toNumber(exec)); + return JSValue::encode(jsNumber(!exec->argumentCount() ? 0 : exec->argument(0).toNumber(exec))); } -CallType NumberConstructor::getCallData(CallData& callData) +CallType NumberConstructor::getCallData(JSCell*, CallData& callData) { callData.native.function = callNumberConstructor; return CallTypeHost;