f30452ba40
There were some tests that are supposed to protect against js messing with the meta data, however, they just didn't try hard enough. BUG=354967 R=dcarney@chromium.org LOG=y Committed: https://code.google.com/p/v8/source/detail?r=20375 Review URL: https://codereview.chromium.org/215293005 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@20388 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
922 lines
30 KiB
C++
922 lines
30 KiB
C++
// Copyright 2012 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#ifndef V8_RUNTIME_H_
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#define V8_RUNTIME_H_
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#include "allocation.h"
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#include "zone.h"
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namespace v8 {
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namespace internal {
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// The interface to C++ runtime functions.
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// ----------------------------------------------------------------------------
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// RUNTIME_FUNCTION_LIST_ALWAYS defines runtime calls available in both
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// release and debug mode.
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// This macro should only be used by the macro RUNTIME_FUNCTION_LIST.
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// WARNING: RUNTIME_FUNCTION_LIST_ALWAYS_* is a very large macro that caused
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// MSVC Intellisense to crash. It was broken into two macros to work around
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// this problem. Please avoid large recursive macros whenever possible.
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#define RUNTIME_FUNCTION_LIST_ALWAYS_1(F) \
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/* Property access */ \
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F(GetProperty, 2, 1) \
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F(KeyedGetProperty, 2, 1) \
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F(DeleteProperty, 3, 1) \
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F(HasLocalProperty, 2, 1) \
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F(HasProperty, 2, 1) \
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F(HasElement, 2, 1) \
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F(IsPropertyEnumerable, 2, 1) \
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F(GetPropertyNames, 1, 1) \
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F(GetPropertyNamesFast, 1, 1) \
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F(GetLocalPropertyNames, 2, 1) \
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F(GetLocalElementNames, 1, 1) \
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F(GetInterceptorInfo, 1, 1) \
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F(GetNamedInterceptorPropertyNames, 1, 1) \
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F(GetIndexedInterceptorElementNames, 1, 1) \
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F(GetArgumentsProperty, 1, 1) \
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F(ToFastProperties, 1, 1) \
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F(FinishArrayPrototypeSetup, 1, 1) \
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F(SpecialArrayFunctions, 1, 1) \
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F(IsSloppyModeFunction, 1, 1) \
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F(GetDefaultReceiver, 1, 1) \
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\
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F(GetPrototype, 1, 1) \
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F(SetPrototype, 2, 1) \
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F(IsInPrototypeChain, 2, 1) \
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\
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F(GetOwnProperty, 2, 1) \
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\
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F(IsExtensible, 1, 1) \
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F(PreventExtensions, 1, 1)\
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\
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/* Utilities */ \
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F(CheckIsBootstrapping, 0, 1) \
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F(GetRootNaN, 0, 1) \
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F(Call, -1 /* >= 2 */, 1) \
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F(Apply, 5, 1) \
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F(GetFunctionDelegate, 1, 1) \
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F(GetConstructorDelegate, 1, 1) \
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F(DeoptimizeFunction, 1, 1) \
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F(ClearFunctionTypeFeedback, 1, 1) \
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F(RunningInSimulator, 0, 1) \
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F(IsConcurrentRecompilationSupported, 0, 1) \
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F(OptimizeFunctionOnNextCall, -1, 1) \
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F(NeverOptimizeFunction, 1, 1) \
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F(GetOptimizationStatus, -1, 1) \
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F(GetOptimizationCount, 1, 1) \
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F(UnblockConcurrentRecompilation, 0, 1) \
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F(CompileForOnStackReplacement, 1, 1) \
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F(SetAllocationTimeout, -1 /* 2 || 3 */, 1) \
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F(SetNativeFlag, 1, 1) \
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F(SetInlineBuiltinFlag, 1, 1) \
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F(StoreArrayLiteralElement, 5, 1) \
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F(DebugCallbackSupportsStepping, 1, 1) \
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F(DebugPrepareStepInIfStepping, 1, 1) \
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F(FlattenString, 1, 1) \
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F(LoadMutableDouble, 2, 1) \
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F(TryMigrateInstance, 1, 1) \
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F(NotifyContextDisposed, 0, 1) \
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\
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/* Array join support */ \
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F(PushIfAbsent, 2, 1) \
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F(ArrayConcat, 1, 1) \
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\
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/* Conversions */ \
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F(ToBool, 1, 1) \
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F(Typeof, 1, 1) \
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\
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F(StringToNumber, 1, 1) \
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F(StringParseInt, 2, 1) \
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F(StringParseFloat, 1, 1) \
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F(StringToLowerCase, 1, 1) \
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F(StringToUpperCase, 1, 1) \
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F(StringSplit, 3, 1) \
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F(CharFromCode, 1, 1) \
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F(URIEscape, 1, 1) \
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F(URIUnescape, 1, 1) \
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\
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F(NumberToInteger, 1, 1) \
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F(NumberToIntegerMapMinusZero, 1, 1) \
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F(NumberToJSUint32, 1, 1) \
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F(NumberToJSInt32, 1, 1) \
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\
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/* Arithmetic operations */ \
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F(NumberAdd, 2, 1) \
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F(NumberSub, 2, 1) \
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F(NumberMul, 2, 1) \
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F(NumberDiv, 2, 1) \
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F(NumberMod, 2, 1) \
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F(NumberUnaryMinus, 1, 1) \
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F(NumberAlloc, 0, 1) \
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F(NumberImul, 2, 1) \
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\
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F(StringBuilderConcat, 3, 1) \
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F(StringBuilderJoin, 3, 1) \
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F(SparseJoinWithSeparator, 3, 1) \
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\
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/* Bit operations */ \
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F(NumberOr, 2, 1) \
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F(NumberAnd, 2, 1) \
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F(NumberXor, 2, 1) \
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\
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F(NumberShl, 2, 1) \
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F(NumberShr, 2, 1) \
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F(NumberSar, 2, 1) \
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\
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/* Comparisons */ \
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F(NumberEquals, 2, 1) \
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F(StringEquals, 2, 1) \
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\
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F(NumberCompare, 3, 1) \
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F(SmiLexicographicCompare, 2, 1) \
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\
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/* Math */ \
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F(MathAcos, 1, 1) \
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F(MathAsin, 1, 1) \
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F(MathAtan, 1, 1) \
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F(MathFloor, 1, 1) \
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F(MathAtan2, 2, 1) \
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F(MathExp, 1, 1) \
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F(RoundNumber, 1, 1) \
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F(MathFround, 1, 1) \
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\
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/* Regular expressions */ \
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F(RegExpCompile, 3, 1) \
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F(RegExpExecMultiple, 4, 1) \
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F(RegExpInitializeObject, 5, 1) \
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\
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/* JSON */ \
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F(ParseJson, 1, 1) \
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F(BasicJSONStringify, 1, 1) \
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F(QuoteJSONString, 1, 1) \
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\
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/* Strings */ \
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F(StringIndexOf, 3, 1) \
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F(StringLastIndexOf, 3, 1) \
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F(StringLocaleCompare, 2, 1) \
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F(StringReplaceGlobalRegExpWithString, 4, 1) \
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F(StringReplaceOneCharWithString, 3, 1) \
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F(StringMatch, 3, 1) \
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F(StringTrim, 3, 1) \
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F(StringToArray, 2, 1) \
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F(NewStringWrapper, 1, 1) \
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F(NewString, 2, 1) \
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F(TruncateString, 2, 1) \
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\
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/* Numbers */ \
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F(NumberToRadixString, 2, 1) \
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F(NumberToFixed, 2, 1) \
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F(NumberToExponential, 2, 1) \
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F(NumberToPrecision, 2, 1) \
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F(IsValidSmi, 1, 1)
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#define RUNTIME_FUNCTION_LIST_ALWAYS_2(F) \
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/* Reflection */ \
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F(FunctionSetInstanceClassName, 2, 1) \
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F(FunctionSetLength, 2, 1) \
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F(FunctionSetPrototype, 2, 1) \
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F(FunctionSetReadOnlyPrototype, 1, 1) \
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F(FunctionGetName, 1, 1) \
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F(FunctionSetName, 2, 1) \
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F(FunctionNameShouldPrintAsAnonymous, 1, 1) \
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F(FunctionMarkNameShouldPrintAsAnonymous, 1, 1) \
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F(FunctionIsGenerator, 1, 1) \
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F(FunctionBindArguments, 4, 1) \
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F(BoundFunctionGetBindings, 1, 1) \
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F(FunctionRemovePrototype, 1, 1) \
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F(FunctionGetSourceCode, 1, 1) \
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F(FunctionGetScript, 1, 1) \
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F(FunctionGetScriptSourcePosition, 1, 1) \
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F(FunctionGetPositionForOffset, 2, 1) \
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F(FunctionIsAPIFunction, 1, 1) \
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F(FunctionIsBuiltin, 1, 1) \
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F(GetScript, 1, 1) \
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F(CollectStackTrace, 3, 1) \
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F(GetAndClearOverflowedStackTrace, 1, 1) \
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F(GetV8Version, 0, 1) \
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\
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F(SetCode, 2, 1) \
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F(SetExpectedNumberOfProperties, 2, 1) \
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\
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F(CreateApiFunction, 1, 1) \
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F(IsTemplate, 1, 1) \
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F(GetTemplateField, 2, 1) \
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F(DisableAccessChecks, 1, 1) \
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F(EnableAccessChecks, 1, 1) \
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F(SetAccessorProperty, 6, 1) \
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\
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/* Dates */ \
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F(DateCurrentTime, 0, 1) \
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F(DateParseString, 2, 1) \
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F(DateLocalTimezone, 1, 1) \
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F(DateToUTC, 1, 1) \
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F(DateMakeDay, 2, 1) \
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F(DateSetValue, 3, 1) \
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F(DateCacheVersion, 0, 1) \
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\
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/* Globals */ \
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F(CompileString, 2, 1) \
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\
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/* Eval */ \
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F(GlobalReceiver, 1, 1) \
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F(IsAttachedGlobal, 1, 1) \
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\
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F(SetProperty, -1 /* 4 or 5 */, 1) \
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F(DefineOrRedefineDataProperty, 4, 1) \
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F(DefineOrRedefineAccessorProperty, 5, 1) \
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F(IgnoreAttributesAndSetProperty, -1 /* 3 or 4 */, 1) \
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F(GetDataProperty, 2, 1) \
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F(SetHiddenProperty, 3, 1) \
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\
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/* Arrays */ \
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F(RemoveArrayHoles, 2, 1) \
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F(GetArrayKeys, 2, 1) \
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F(MoveArrayContents, 2, 1) \
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F(EstimateNumberOfElements, 1, 1) \
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\
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/* Getters and Setters */ \
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F(LookupAccessor, 3, 1) \
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\
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/* ES5 */ \
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F(ObjectFreeze, 1, 1) \
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\
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/* Harmony microtasks */ \
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F(GetMicrotaskState, 0, 1) \
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\
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/* Harmony modules */ \
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F(IsJSModule, 1, 1) \
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\
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/* Harmony symbols */ \
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F(CreateSymbol, 1, 1) \
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F(CreatePrivateSymbol, 1, 1) \
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F(CreateGlobalPrivateSymbol, 1, 1) \
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F(NewSymbolWrapper, 1, 1) \
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F(SymbolDescription, 1, 1) \
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F(SymbolRegistry, 0, 1) \
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F(SymbolIsPrivate, 1, 1) \
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\
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/* Harmony proxies */ \
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F(CreateJSProxy, 2, 1) \
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F(CreateJSFunctionProxy, 4, 1) \
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F(IsJSProxy, 1, 1) \
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F(IsJSFunctionProxy, 1, 1) \
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F(GetHandler, 1, 1) \
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F(GetCallTrap, 1, 1) \
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F(GetConstructTrap, 1, 1) \
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F(Fix, 1, 1) \
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\
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/* Harmony sets */ \
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F(SetInitialize, 1, 1) \
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F(SetAdd, 2, 1) \
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F(SetHas, 2, 1) \
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F(SetDelete, 2, 1) \
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F(SetGetSize, 1, 1) \
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\
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/* Harmony maps */ \
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F(MapInitialize, 1, 1) \
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F(MapGet, 2, 1) \
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F(MapHas, 2, 1) \
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F(MapDelete, 2, 1) \
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F(MapSet, 3, 1) \
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F(MapGetSize, 1, 1) \
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\
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/* Harmony weak maps and sets */ \
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F(WeakCollectionInitialize, 1, 1) \
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F(WeakCollectionGet, 2, 1) \
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F(WeakCollectionHas, 2, 1) \
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F(WeakCollectionDelete, 2, 1) \
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F(WeakCollectionSet, 3, 1) \
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\
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/* Harmony events */ \
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F(SetMicrotaskPending, 1, 1) \
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F(RunMicrotasks, 0, 1) \
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\
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/* Harmony observe */ \
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F(IsObserved, 1, 1) \
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F(SetIsObserved, 1, 1) \
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F(GetObservationState, 0, 1) \
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F(ObservationWeakMapCreate, 0, 1) \
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F(UnwrapGlobalProxy, 1, 1) \
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F(IsAccessAllowedForObserver, 3, 1) \
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\
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/* Harmony typed arrays */ \
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F(ArrayBufferInitialize, 2, 1)\
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F(ArrayBufferSliceImpl, 3, 1) \
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F(ArrayBufferIsView, 1, 1) \
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F(ArrayBufferNeuter, 1, 1) \
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\
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F(TypedArrayInitializeFromArrayLike, 4, 1) \
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F(TypedArrayGetBuffer, 1, 1) \
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F(TypedArraySetFastCases, 3, 1) \
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\
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F(DataViewGetBuffer, 1, 1) \
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F(DataViewGetInt8, 3, 1) \
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F(DataViewGetUint8, 3, 1) \
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F(DataViewGetInt16, 3, 1) \
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F(DataViewGetUint16, 3, 1) \
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F(DataViewGetInt32, 3, 1) \
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F(DataViewGetUint32, 3, 1) \
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F(DataViewGetFloat32, 3, 1) \
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F(DataViewGetFloat64, 3, 1) \
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\
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F(DataViewSetInt8, 4, 1) \
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F(DataViewSetUint8, 4, 1) \
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F(DataViewSetInt16, 4, 1) \
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F(DataViewSetUint16, 4, 1) \
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F(DataViewSetInt32, 4, 1) \
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F(DataViewSetUint32, 4, 1) \
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F(DataViewSetFloat32, 4, 1) \
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F(DataViewSetFloat64, 4, 1) \
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\
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/* Statements */ \
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F(NewObjectFromBound, 1, 1) \
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\
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/* Declarations and initialization */ \
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F(InitializeVarGlobal, -1 /* 2 or 3 */, 1) \
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F(OptimizeObjectForAddingMultipleProperties, 2, 1) \
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\
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/* Debugging */ \
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F(DebugPrint, 1, 1) \
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F(GlobalPrint, 1, 1) \
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F(DebugTrace, 0, 1) \
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F(TraceEnter, 0, 1) \
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F(TraceExit, 1, 1) \
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F(Abort, 1, 1) \
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F(AbortJS, 1, 1) \
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/* ES5 */ \
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F(LocalKeys, 1, 1) \
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\
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/* Message objects */ \
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F(MessageGetStartPosition, 1, 1) \
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F(MessageGetScript, 1, 1) \
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\
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/* Pseudo functions - handled as macros by parser */ \
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F(IS_VAR, 1, 1) \
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\
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/* expose boolean functions from objects-inl.h */ \
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F(HasFastSmiElements, 1, 1) \
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F(HasFastSmiOrObjectElements, 1, 1) \
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F(HasFastObjectElements, 1, 1) \
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F(HasFastDoubleElements, 1, 1) \
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F(HasFastHoleyElements, 1, 1) \
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F(HasDictionaryElements, 1, 1) \
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F(HasSloppyArgumentsElements, 1, 1) \
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F(HasExternalUint8ClampedElements, 1, 1) \
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F(HasExternalArrayElements, 1, 1) \
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F(HasExternalInt8Elements, 1, 1) \
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F(HasExternalUint8Elements, 1, 1) \
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F(HasExternalInt16Elements, 1, 1) \
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F(HasExternalUint16Elements, 1, 1) \
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F(HasExternalInt32Elements, 1, 1) \
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F(HasExternalUint32Elements, 1, 1) \
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F(HasExternalFloat32Elements, 1, 1) \
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F(HasExternalFloat64Elements, 1, 1) \
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F(HasFixedUint8ClampedElements, 1, 1) \
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F(HasFixedInt8Elements, 1, 1) \
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F(HasFixedUint8Elements, 1, 1) \
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F(HasFixedInt16Elements, 1, 1) \
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F(HasFixedUint16Elements, 1, 1) \
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F(HasFixedInt32Elements, 1, 1) \
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F(HasFixedUint32Elements, 1, 1) \
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F(HasFixedFloat32Elements, 1, 1) \
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F(HasFixedFloat64Elements, 1, 1) \
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F(HasFastProperties, 1, 1) \
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F(TransitionElementsKind, 2, 1) \
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F(HaveSameMap, 2, 1) \
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F(IsAccessCheckNeeded, 1, 1)
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#ifdef ENABLE_DEBUGGER_SUPPORT
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#define RUNTIME_FUNCTION_LIST_DEBUGGER_SUPPORT(F) \
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/* Debugger support*/ \
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|
F(DebugBreak, 0, 1) \
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|
F(SetDebugEventListener, 2, 1) \
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|
F(Break, 0, 1) \
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F(DebugGetPropertyDetails, 2, 1) \
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F(DebugGetProperty, 2, 1) \
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F(DebugPropertyTypeFromDetails, 1, 1) \
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F(DebugPropertyAttributesFromDetails, 1, 1) \
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F(DebugPropertyIndexFromDetails, 1, 1) \
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F(DebugNamedInterceptorPropertyValue, 2, 1) \
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F(DebugIndexedInterceptorElementValue, 2, 1) \
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F(CheckExecutionState, 1, 1) \
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F(GetFrameCount, 1, 1) \
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F(GetFrameDetails, 2, 1) \
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F(GetScopeCount, 2, 1) \
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F(GetStepInPositions, 2, 1) \
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F(GetScopeDetails, 4, 1) \
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F(GetAllScopesDetails, 4, 1) \
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F(GetFunctionScopeCount, 1, 1) \
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F(GetFunctionScopeDetails, 2, 1) \
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F(SetScopeVariableValue, 6, 1) \
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F(DebugPrintScopes, 0, 1) \
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F(GetThreadCount, 1, 1) \
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F(GetThreadDetails, 2, 1) \
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F(SetDisableBreak, 1, 1) \
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F(GetBreakLocations, 2, 1) \
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F(SetFunctionBreakPoint, 3, 1) \
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F(SetScriptBreakPoint, 4, 1) \
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F(ClearBreakPoint, 1, 1) \
|
|
F(ChangeBreakOnException, 2, 1) \
|
|
F(IsBreakOnException, 1, 1) \
|
|
F(PrepareStep, 4, 1) \
|
|
F(ClearStepping, 0, 1) \
|
|
F(DebugEvaluate, 6, 1) \
|
|
F(DebugEvaluateGlobal, 4, 1) \
|
|
F(DebugGetLoadedScripts, 0, 1) \
|
|
F(DebugReferencedBy, 3, 1) \
|
|
F(DebugConstructedBy, 2, 1) \
|
|
F(DebugGetPrototype, 1, 1) \
|
|
F(DebugSetScriptSource, 2, 1) \
|
|
F(SystemBreak, 0, 1) \
|
|
F(DebugDisassembleFunction, 1, 1) \
|
|
F(DebugDisassembleConstructor, 1, 1) \
|
|
F(FunctionGetInferredName, 1, 1) \
|
|
F(LiveEditFindSharedFunctionInfosForScript, 1, 1) \
|
|
F(LiveEditGatherCompileInfo, 2, 1) \
|
|
F(LiveEditReplaceScript, 3, 1) \
|
|
F(LiveEditReplaceFunctionCode, 2, 1) \
|
|
F(LiveEditFunctionSourceUpdated, 1, 1) \
|
|
F(LiveEditFunctionSetScript, 2, 1) \
|
|
F(LiveEditReplaceRefToNestedFunction, 3, 1) \
|
|
F(LiveEditPatchFunctionPositions, 2, 1) \
|
|
F(LiveEditCheckAndDropActivations, 2, 1) \
|
|
F(LiveEditCompareStrings, 2, 1) \
|
|
F(LiveEditRestartFrame, 2, 1) \
|
|
F(GetFunctionCodePositionFromSource, 2, 1) \
|
|
F(ExecuteInDebugContext, 2, 1) \
|
|
\
|
|
F(SetFlags, 1, 1) \
|
|
F(CollectGarbage, 1, 1) \
|
|
F(GetHeapUsage, 0, 1) \
|
|
|
|
#else
|
|
#define RUNTIME_FUNCTION_LIST_DEBUGGER_SUPPORT(F)
|
|
#endif
|
|
|
|
|
|
#ifdef V8_I18N_SUPPORT
|
|
#define RUNTIME_FUNCTION_LIST_I18N_SUPPORT(F) \
|
|
/* i18n support */ \
|
|
/* Standalone, helper methods. */ \
|
|
F(CanonicalizeLanguageTag, 1, 1) \
|
|
F(AvailableLocalesOf, 1, 1) \
|
|
F(GetDefaultICULocale, 0, 1) \
|
|
F(GetLanguageTagVariants, 1, 1) \
|
|
F(IsInitializedIntlObject, 1, 1) \
|
|
F(IsInitializedIntlObjectOfType, 2, 1) \
|
|
F(MarkAsInitializedIntlObjectOfType, 3, 1) \
|
|
F(GetImplFromInitializedIntlObject, 1, 1) \
|
|
\
|
|
/* Date format and parse. */ \
|
|
F(CreateDateTimeFormat, 3, 1) \
|
|
F(InternalDateFormat, 2, 1) \
|
|
F(InternalDateParse, 2, 1) \
|
|
\
|
|
/* Number format and parse. */ \
|
|
F(CreateNumberFormat, 3, 1) \
|
|
F(InternalNumberFormat, 2, 1) \
|
|
F(InternalNumberParse, 2, 1) \
|
|
\
|
|
/* Collator. */ \
|
|
F(CreateCollator, 3, 1) \
|
|
F(InternalCompare, 3, 1) \
|
|
\
|
|
/* String.prototype.normalize. */ \
|
|
F(StringNormalize, 2, 1) \
|
|
\
|
|
/* Break iterator. */ \
|
|
F(CreateBreakIterator, 3, 1) \
|
|
F(BreakIteratorAdoptText, 2, 1) \
|
|
F(BreakIteratorFirst, 1, 1) \
|
|
F(BreakIteratorNext, 1, 1) \
|
|
F(BreakIteratorCurrent, 1, 1) \
|
|
F(BreakIteratorBreakType, 1, 1) \
|
|
|
|
#else
|
|
#define RUNTIME_FUNCTION_LIST_I18N_SUPPORT(F)
|
|
#endif
|
|
|
|
|
|
#ifdef DEBUG
|
|
#define RUNTIME_FUNCTION_LIST_DEBUG(F) \
|
|
/* Testing */ \
|
|
F(ListNatives, 0, 1)
|
|
#else
|
|
#define RUNTIME_FUNCTION_LIST_DEBUG(F)
|
|
#endif
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// RUNTIME_FUNCTION_LIST defines all runtime functions accessed
|
|
// either directly by id (via the code generator), or indirectly
|
|
// via a native call by name (from within JS code).
|
|
// Entries have the form F(name, number of arguments, number of return values).
|
|
|
|
#define RUNTIME_FUNCTION_LIST(F) \
|
|
RUNTIME_FUNCTION_LIST_ALWAYS_1(F) \
|
|
RUNTIME_FUNCTION_LIST_ALWAYS_2(F) \
|
|
RUNTIME_FUNCTION_LIST_DEBUG(F) \
|
|
RUNTIME_FUNCTION_LIST_DEBUGGER_SUPPORT(F) \
|
|
RUNTIME_FUNCTION_LIST_I18N_SUPPORT(F)
|
|
|
|
// RUNTIME_HIDDEN_FUNCTION_LIST defines all runtime functions accessed
|
|
// by id from code generator, but not via native call by name.
|
|
// Entries have the form F(name, number of arguments, number of return values).
|
|
#define RUNTIME_HIDDEN_FUNCTION_LIST(F) \
|
|
/* String and Regexp */ \
|
|
F(NumberToString, 1, 1) \
|
|
F(RegExpConstructResult, 3, 1) \
|
|
F(RegExpExec, 4, 1) \
|
|
F(StringAdd, 2, 1) \
|
|
F(SubString, 3, 1) \
|
|
F(StringCompare, 2, 1) \
|
|
F(StringCharCodeAt, 2, 1) \
|
|
F(Log, 3, 1) \
|
|
F(GetFromCache, 2, 1) \
|
|
\
|
|
/* Compilation */ \
|
|
F(CompileUnoptimized, 1, 1) \
|
|
F(CompileOptimized, 2, 1) \
|
|
F(TryInstallOptimizedCode, 1, 1) \
|
|
F(NotifyDeoptimized, 1, 1) \
|
|
F(NotifyStubFailure, 0, 1) \
|
|
\
|
|
/* Utilities */ \
|
|
F(AllocateInNewSpace, 1, 1) \
|
|
F(AllocateInTargetSpace, 2, 1) \
|
|
F(AllocateHeapNumber, 0, 1) \
|
|
F(NumberToSmi, 1, 1) \
|
|
F(NumberToStringSkipCache, 1, 1) \
|
|
\
|
|
F(NewArgumentsFast, 3, 1) \
|
|
F(NewStrictArgumentsFast, 3, 1) \
|
|
\
|
|
/* Harmony generators */ \
|
|
F(CreateJSGeneratorObject, 0, 1) \
|
|
F(SuspendJSGeneratorObject, 1, 1) \
|
|
F(ResumeJSGeneratorObject, 3, 1) \
|
|
F(ThrowGeneratorStateError, 1, 1) \
|
|
\
|
|
/* Arrays */ \
|
|
F(ArrayConstructor, -1, 1) \
|
|
F(InternalArrayConstructor, -1, 1) \
|
|
\
|
|
/* Literals */ \
|
|
F(MaterializeRegExpLiteral, 4, 1)\
|
|
F(CreateObjectLiteral, 4, 1) \
|
|
F(CreateArrayLiteral, 4, 1) \
|
|
F(CreateArrayLiteralStubBailout, 3, 1) \
|
|
\
|
|
/* Statements */ \
|
|
F(NewClosure, 3, 1) \
|
|
F(NewClosureFromStubFailure, 1, 1) \
|
|
F(NewObject, 1, 1) \
|
|
F(NewObjectWithAllocationSite, 2, 1) \
|
|
F(FinalizeInstanceSize, 1, 1) \
|
|
F(Throw, 1, 1) \
|
|
F(ReThrow, 1, 1) \
|
|
F(ThrowReferenceError, 1, 1) \
|
|
F(ThrowNotDateError, 0, 1) \
|
|
F(ThrowMessage, 1, 1) \
|
|
F(StackGuard, 0, 1) \
|
|
F(Interrupt, 0, 1) \
|
|
F(PromoteScheduledException, 0, 1) \
|
|
\
|
|
/* Contexts */ \
|
|
F(NewGlobalContext, 2, 1) \
|
|
F(NewFunctionContext, 1, 1) \
|
|
F(PushWithContext, 2, 1) \
|
|
F(PushCatchContext, 3, 1) \
|
|
F(PushBlockContext, 2, 1) \
|
|
F(PushModuleContext, 2, 1) \
|
|
F(DeleteContextSlot, 2, 1) \
|
|
F(LoadContextSlot, 2, 2) \
|
|
F(LoadContextSlotNoReferenceError, 2, 2) \
|
|
F(StoreContextSlot, 4, 1) \
|
|
\
|
|
/* Declarations and initialization */ \
|
|
F(DeclareGlobals, 3, 1) \
|
|
F(DeclareModules, 1, 1) \
|
|
F(DeclareContextSlot, 4, 1) \
|
|
F(InitializeConstGlobal, 2, 1) \
|
|
F(InitializeConstContextSlot, 3, 1) \
|
|
\
|
|
/* Eval */ \
|
|
F(ResolvePossiblyDirectEval, 5, 2) \
|
|
\
|
|
/* Maths */ \
|
|
F(MathPowSlow, 2, 1) \
|
|
F(MathPow, 2, 1)
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// INLINE_FUNCTION_LIST defines all inlined functions accessed
|
|
// with a native call of the form %_name from within JS code.
|
|
// Entries have the form F(name, number of arguments, number of return values).
|
|
#define INLINE_FUNCTION_LIST(F) \
|
|
F(IsSmi, 1, 1) \
|
|
F(IsNonNegativeSmi, 1, 1) \
|
|
F(IsArray, 1, 1) \
|
|
F(IsRegExp, 1, 1) \
|
|
F(IsConstructCall, 0, 1) \
|
|
F(CallFunction, -1 /* receiver + n args + function */, 1) \
|
|
F(ArgumentsLength, 0, 1) \
|
|
F(Arguments, 1, 1) \
|
|
F(ValueOf, 1, 1) \
|
|
F(SetValueOf, 2, 1) \
|
|
F(DateField, 2 /* date object, field index */, 1) \
|
|
F(StringCharFromCode, 1, 1) \
|
|
F(StringCharAt, 2, 1) \
|
|
F(OneByteSeqStringSetChar, 3, 1) \
|
|
F(TwoByteSeqStringSetChar, 3, 1) \
|
|
F(ObjectEquals, 2, 1) \
|
|
F(IsObject, 1, 1) \
|
|
F(IsFunction, 1, 1) \
|
|
F(IsUndetectableObject, 1, 1) \
|
|
F(IsSpecObject, 1, 1) \
|
|
F(IsStringWrapperSafeForDefaultValueOf, 1, 1) \
|
|
F(MathPow, 2, 1) \
|
|
F(IsMinusZero, 1, 1) \
|
|
F(HasCachedArrayIndex, 1, 1) \
|
|
F(GetCachedArrayIndex, 1, 1) \
|
|
F(FastAsciiArrayJoin, 2, 1) \
|
|
F(GeneratorNext, 2, 1) \
|
|
F(GeneratorThrow, 2, 1) \
|
|
F(DebugBreakInOptimizedCode, 0, 1) \
|
|
F(ClassOf, 1, 1) \
|
|
F(StringCharCodeAt, 2, 1) \
|
|
F(Log, 3, 1) \
|
|
F(StringAdd, 2, 1) \
|
|
F(SubString, 3, 1) \
|
|
F(StringCompare, 2, 1) \
|
|
F(RegExpExec, 4, 1) \
|
|
F(RegExpConstructResult, 3, 1) \
|
|
F(GetFromCache, 2, 1) \
|
|
F(NumberToString, 1, 1)
|
|
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// INLINE_OPTIMIZED_FUNCTION_LIST defines all inlined functions accessed
|
|
// with a native call of the form %_name from within JS code that also have
|
|
// a corresponding runtime function, that is called from non-optimized code.
|
|
// Entries have the form F(name, number of arguments, number of return values).
|
|
#define INLINE_OPTIMIZED_FUNCTION_LIST(F) \
|
|
/* Typed Arrays */ \
|
|
F(TypedArrayInitialize, 5, 1) \
|
|
F(DataViewInitialize, 4, 1) \
|
|
F(MaxSmi, 0, 1) \
|
|
F(TypedArrayMaxSizeInHeap, 0, 1) \
|
|
F(ArrayBufferViewGetByteLength, 1, 1) \
|
|
F(ArrayBufferViewGetByteOffset, 1, 1) \
|
|
F(TypedArrayGetLength, 1, 1) \
|
|
/* ArrayBuffer */ \
|
|
F(ArrayBufferGetByteLength, 1, 1) \
|
|
/* Maths */ \
|
|
F(ConstructDouble, 2, 1) \
|
|
F(DoubleHi, 1, 1) \
|
|
F(DoubleLo, 1, 1) \
|
|
F(MathSqrt, 1, 1) \
|
|
F(MathLog, 1, 1)
|
|
|
|
|
|
//---------------------------------------------------------------------------
|
|
// Runtime provides access to all C++ runtime functions.
|
|
|
|
class RuntimeState {
|
|
public:
|
|
StaticResource<ConsStringIteratorOp>* string_iterator() {
|
|
return &string_iterator_;
|
|
}
|
|
unibrow::Mapping<unibrow::ToUppercase, 128>* to_upper_mapping() {
|
|
return &to_upper_mapping_;
|
|
}
|
|
unibrow::Mapping<unibrow::ToLowercase, 128>* to_lower_mapping() {
|
|
return &to_lower_mapping_;
|
|
}
|
|
ConsStringIteratorOp* string_iterator_compare_x() {
|
|
return &string_iterator_compare_x_;
|
|
}
|
|
ConsStringIteratorOp* string_iterator_compare_y() {
|
|
return &string_iterator_compare_y_;
|
|
}
|
|
ConsStringIteratorOp* string_locale_compare_it1() {
|
|
return &string_locale_compare_it1_;
|
|
}
|
|
ConsStringIteratorOp* string_locale_compare_it2() {
|
|
return &string_locale_compare_it2_;
|
|
}
|
|
|
|
private:
|
|
RuntimeState() {}
|
|
// Non-reentrant string buffer for efficient general use in the runtime.
|
|
StaticResource<ConsStringIteratorOp> string_iterator_;
|
|
unibrow::Mapping<unibrow::ToUppercase, 128> to_upper_mapping_;
|
|
unibrow::Mapping<unibrow::ToLowercase, 128> to_lower_mapping_;
|
|
ConsStringIteratorOp string_iterator_compare_x_;
|
|
ConsStringIteratorOp string_iterator_compare_y_;
|
|
ConsStringIteratorOp string_locale_compare_it1_;
|
|
ConsStringIteratorOp string_locale_compare_it2_;
|
|
|
|
friend class Isolate;
|
|
friend class Runtime;
|
|
|
|
DISALLOW_COPY_AND_ASSIGN(RuntimeState);
|
|
};
|
|
|
|
|
|
class Runtime : public AllStatic {
|
|
public:
|
|
enum FunctionId {
|
|
#define F(name, nargs, ressize) k##name,
|
|
RUNTIME_FUNCTION_LIST(F)
|
|
#undef F
|
|
#define F(name, nargs, ressize) kHidden##name,
|
|
RUNTIME_HIDDEN_FUNCTION_LIST(F)
|
|
#undef F
|
|
#define F(name, nargs, ressize) kInline##name,
|
|
INLINE_FUNCTION_LIST(F)
|
|
#undef F
|
|
#define F(name, nargs, ressize) kInlineOptimized##name,
|
|
INLINE_OPTIMIZED_FUNCTION_LIST(F)
|
|
#undef F
|
|
kNumFunctions,
|
|
kFirstInlineFunction = kInlineIsSmi
|
|
};
|
|
|
|
enum IntrinsicType {
|
|
RUNTIME,
|
|
RUNTIME_HIDDEN,
|
|
INLINE,
|
|
INLINE_OPTIMIZED
|
|
};
|
|
|
|
// Intrinsic function descriptor.
|
|
struct Function {
|
|
FunctionId function_id;
|
|
IntrinsicType intrinsic_type;
|
|
// The JS name of the function.
|
|
const char* name;
|
|
|
|
// The C++ (native) entry point. NULL if the function is inlined.
|
|
byte* entry;
|
|
|
|
// The number of arguments expected. nargs is -1 if the function takes
|
|
// a variable number of arguments.
|
|
int nargs;
|
|
// Size of result. Most functions return a single pointer, size 1.
|
|
int result_size;
|
|
};
|
|
|
|
static const int kNotFound = -1;
|
|
|
|
// Add internalized strings for all the intrinsic function names to a
|
|
// StringDictionary.
|
|
// Returns failure if an allocation fails. In this case, it must be
|
|
// retried with a new, empty StringDictionary, not with the same one.
|
|
// Alternatively, heap initialization can be completely restarted.
|
|
MUST_USE_RESULT static MaybeObject* InitializeIntrinsicFunctionNames(
|
|
Heap* heap, Object* dictionary);
|
|
|
|
// Get the intrinsic function with the given name, which must be internalized.
|
|
static const Function* FunctionForName(Handle<String> name);
|
|
|
|
// Get the intrinsic function with the given FunctionId.
|
|
static const Function* FunctionForId(FunctionId id);
|
|
|
|
// General-purpose helper functions for runtime system.
|
|
static int StringMatch(Isolate* isolate,
|
|
Handle<String> sub,
|
|
Handle<String> pat,
|
|
int index);
|
|
|
|
static bool IsUpperCaseChar(RuntimeState* runtime_state, uint16_t ch);
|
|
|
|
// TODO(1240886): Some of the following methods are *not* handle safe, but
|
|
// accept handle arguments. This seems fragile.
|
|
|
|
// Support getting the characters in a string using [] notation as
|
|
// in Firefox/SpiderMonkey, Safari and Opera.
|
|
static Handle<Object> GetElementOrCharAt(Isolate* isolate,
|
|
Handle<Object> object,
|
|
uint32_t index);
|
|
|
|
static Handle<Object> SetObjectProperty(
|
|
Isolate* isolate,
|
|
Handle<Object> object,
|
|
Handle<Object> key,
|
|
Handle<Object> value,
|
|
PropertyAttributes attr,
|
|
StrictMode strict_mode);
|
|
|
|
static Handle<Object> ForceSetObjectProperty(
|
|
Isolate* isolate,
|
|
Handle<JSObject> object,
|
|
Handle<Object> key,
|
|
Handle<Object> value,
|
|
PropertyAttributes attr);
|
|
|
|
MUST_USE_RESULT static MaybeObject* DeleteObjectProperty(
|
|
Isolate* isolate,
|
|
Handle<JSReceiver> object,
|
|
Handle<Object> key,
|
|
JSReceiver::DeleteMode mode);
|
|
|
|
MUST_USE_RESULT static MaybeObject* HasObjectProperty(
|
|
Isolate* isolate,
|
|
Handle<JSReceiver> object,
|
|
Handle<Object> key);
|
|
|
|
static Handle<Object> GetObjectProperty(Isolate* isolate,
|
|
Handle<Object> object,
|
|
Handle<Object> key);
|
|
|
|
static void SetupArrayBuffer(Isolate* isolate,
|
|
Handle<JSArrayBuffer> array_buffer,
|
|
bool is_external,
|
|
void* data,
|
|
size_t allocated_length);
|
|
|
|
static bool SetupArrayBufferAllocatingData(
|
|
Isolate* isolate,
|
|
Handle<JSArrayBuffer> array_buffer,
|
|
size_t allocated_length,
|
|
bool initialize = true);
|
|
|
|
static void NeuterArrayBuffer(Handle<JSArrayBuffer> array_buffer);
|
|
|
|
static void FreeArrayBuffer(
|
|
Isolate* isolate,
|
|
JSArrayBuffer* phantom_array_buffer);
|
|
|
|
enum TypedArrayId {
|
|
// arrayIds below should be synchromized with typedarray.js natives.
|
|
ARRAY_ID_UINT8 = 1,
|
|
ARRAY_ID_INT8 = 2,
|
|
ARRAY_ID_UINT16 = 3,
|
|
ARRAY_ID_INT16 = 4,
|
|
ARRAY_ID_UINT32 = 5,
|
|
ARRAY_ID_INT32 = 6,
|
|
ARRAY_ID_FLOAT32 = 7,
|
|
ARRAY_ID_FLOAT64 = 8,
|
|
ARRAY_ID_UINT8_CLAMPED = 9
|
|
};
|
|
|
|
static void ArrayIdToTypeAndSize(int array_id,
|
|
ExternalArrayType *type,
|
|
ElementsKind* external_elements_kind,
|
|
ElementsKind* fixed_elements_kind,
|
|
size_t *element_size);
|
|
|
|
// Helper functions used stubs.
|
|
static void PerformGC(Object* result, Isolate* isolate);
|
|
static void OutOfMemory();
|
|
|
|
// Used in runtime.cc and hydrogen's VisitArrayLiteral.
|
|
static Handle<Object> CreateArrayLiteralBoilerplate(
|
|
Isolate* isolate,
|
|
Handle<FixedArray> literals,
|
|
Handle<FixedArray> elements);
|
|
};
|
|
|
|
|
|
//---------------------------------------------------------------------------
|
|
// Constants used by interface to runtime functions.
|
|
|
|
class AllocateDoubleAlignFlag: public BitField<bool, 0, 1> {};
|
|
class AllocateTargetSpace: public BitField<AllocationSpace, 1, 3> {};
|
|
|
|
class DeclareGlobalsEvalFlag: public BitField<bool, 0, 1> {};
|
|
class DeclareGlobalsNativeFlag: public BitField<bool, 1, 1> {};
|
|
class DeclareGlobalsStrictMode: public BitField<StrictMode, 2, 1> {};
|
|
|
|
} } // namespace v8::internal
|
|
|
|
#endif // V8_RUNTIME_H_
|