/* * Copyright (C) 2015 Yusuke Suzuki . * Copyright (C) 2016 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "config.h" #include "BytecodeIntrinsicRegistry.h" #include "BytecodeGenerator.h" #include "JSArrayIterator.h" #include "JSCJSValueInlines.h" #include "JSGeneratorFunction.h" #include "JSPromise.h" #include "Nodes.h" #include "StrongInlines.h" namespace JSC { #define INITIALIZE_BYTECODE_INTRINSIC_NAMES_TO_SET(name) m_bytecodeIntrinsicMap.add(vm.propertyNames->name##PrivateName.impl(), &BytecodeIntrinsicNode::emit_intrinsic_##name); BytecodeIntrinsicRegistry::BytecodeIntrinsicRegistry(VM& vm) : m_vm(vm) , m_bytecodeIntrinsicMap() { JSC_COMMON_BYTECODE_INTRINSIC_FUNCTIONS_EACH_NAME(INITIALIZE_BYTECODE_INTRINSIC_NAMES_TO_SET) JSC_COMMON_BYTECODE_INTRINSIC_CONSTANTS_EACH_NAME(INITIALIZE_BYTECODE_INTRINSIC_NAMES_TO_SET) m_undefined.set(m_vm, jsUndefined()); m_Infinity.set(m_vm, jsDoubleNumber(std::numeric_limits::infinity())); m_arrayIterationKindKey.set(m_vm, jsNumber(ArrayIterateKey)); m_arrayIterationKindValue.set(m_vm, jsNumber(ArrayIterateValue)); m_arrayIterationKindKeyValue.set(m_vm, jsNumber(ArrayIterateKeyValue)); m_MAX_STRING_LENGTH.set(m_vm, jsNumber(JSString::MaxLength)); m_promiseStatePending.set(m_vm, jsNumber(static_cast(JSPromise::Status::Pending))); m_promiseStateFulfilled.set(m_vm, jsNumber(static_cast(JSPromise::Status::Fulfilled))); m_promiseStateRejected.set(m_vm, jsNumber(static_cast(JSPromise::Status::Rejected))); m_GeneratorResumeModeNormal.set(m_vm, jsNumber(static_cast(JSGeneratorFunction::GeneratorResumeMode::NormalMode))); m_GeneratorResumeModeThrow.set(m_vm, jsNumber(static_cast(JSGeneratorFunction::GeneratorResumeMode::ThrowMode))); m_GeneratorResumeModeReturn.set(m_vm, jsNumber(static_cast(JSGeneratorFunction::GeneratorResumeMode::ReturnMode))); m_GeneratorStateCompleted.set(m_vm, jsNumber(static_cast(JSGeneratorFunction::GeneratorState::Completed))); m_GeneratorStateExecuting.set(m_vm, jsNumber(static_cast(JSGeneratorFunction::GeneratorState::Executing))); } BytecodeIntrinsicNode::EmitterType BytecodeIntrinsicRegistry::lookup(const Identifier& ident) const { if (!m_vm.propertyNames->isPrivateName(ident)) return nullptr; auto iterator = m_bytecodeIntrinsicMap.find(ident.impl()); if (iterator == m_bytecodeIntrinsicMap.end()) return nullptr; return iterator->value; } #define JSC_DECLARE_BYTECODE_INTRINSIC_CONSTANT_GENERATORS(name) \ JSValue BytecodeIntrinsicRegistry::name##Value(BytecodeGenerator&) \ { \ return m_##name.get(); \ } JSC_COMMON_BYTECODE_INTRINSIC_CONSTANTS_EACH_NAME(JSC_DECLARE_BYTECODE_INTRINSIC_CONSTANT_GENERATORS) #undef JSC_DECLARE_BYTECODE_INTRINSIC_CONSTANT_GENERATORS } // namespace JSC