#define ASTBuilder_h
#include "BuiltinNames.h"
+#include "BytecodeIntrinsicRegistry.h"
#include "NodeConstructors.h"
#include "SyntaxChecker.h"
#include <utility>
Operator m_op;
};
public:
- ASTBuilder(VM* vm, SourceCode* sourceCode)
+ ASTBuilder(VM* vm, ParserArena& parserArena, SourceCode* sourceCode)
: m_vm(vm)
+ , m_parserArena(parserArena)
, m_sourceCode(sourceCode)
- , m_scope(vm)
, m_evalCount(0)
{
}
typedef PropertyListNode* PropertyList;
typedef ElementNode* ElementList;
typedef ArgumentListNode* ArgumentsList;
+#if ENABLE(ES6_TEMPLATE_LITERAL_SYNTAX)
+ typedef TemplateExpressionListNode* TemplateExpressionList;
+ typedef TemplateStringNode* TemplateString;
+ typedef TemplateStringListNode* TemplateStringList;
+ typedef TemplateLiteralNode* TemplateLiteral;
+#endif
typedef ParameterNode* FormalParameterList;
typedef FunctionBodyNode* FunctionBody;
+#if ENABLE(ES6_CLASS_SYNTAX)
+ typedef ClassExprNode* ClassExpression;
+#endif
typedef StatementNode* Statement;
typedef ClauseListNode* ClauseList;
typedef CaseClauseNode* Clause;
typedef ConstDeclNode* ConstDeclList;
typedef std::pair<ExpressionNode*, BinaryOpInfo> BinaryOperand;
- typedef RefPtr<DeconstructionPatternNode> DeconstructionPattern;
+ typedef RefPtr<DestructuringPatternNode> DestructuringPattern;
typedef RefPtr<ArrayPatternNode> ArrayPattern;
typedef RefPtr<ObjectPatternNode> ObjectPattern;
typedef RefPtr<BindingNode> BindingPattern;
ExpressionNode* makeBinaryNode(const JSTokenLocation&, int token, std::pair<ExpressionNode*, BinaryOpInfo>, std::pair<ExpressionNode*, BinaryOpInfo>);
ExpressionNode* makeFunctionCallNode(const JSTokenLocation&, ExpressionNode* func, ArgumentsNode* args, const JSTextPosition& divotStart, const JSTextPosition& divot, const JSTextPosition& divotEnd);
- JSC::SourceElements* createSourceElements() { return new (m_vm) JSC::SourceElements(); }
+ JSC::SourceElements* createSourceElements() { return new (m_parserArena) JSC::SourceElements(); }
- ParserArenaData<DeclarationStacks::VarStack>* varDeclarations() { return m_scope.m_varDeclarations; }
- ParserArenaData<DeclarationStacks::FunctionStack>* funcDeclarations() { return m_scope.m_funcDeclarations; }
+ DeclarationStacks::VarStack& varDeclarations() { return m_scope.m_varDeclarations; }
+ DeclarationStacks::FunctionStack& funcDeclarations() { return m_scope.m_funcDeclarations; }
int features() const { return m_scope.m_features; }
int numConstants() const { return m_scope.m_numConstants; }
- void appendToComma(CommaNode* commaNode, ExpressionNode* expr) { commaNode->append(expr); }
-
- CommaNode* createCommaExpr(const JSTokenLocation& location, ExpressionNode* lhs, ExpressionNode* rhs) { return new (m_vm) CommaNode(location, lhs, rhs); }
-
ExpressionNode* makeAssignNode(const JSTokenLocation&, ExpressionNode* left, Operator, ExpressionNode* right, bool leftHasAssignments, bool rightHasAssignments, const JSTextPosition& start, const JSTextPosition& divot, const JSTextPosition& end);
ExpressionNode* makePrefixNode(const JSTokenLocation&, ExpressionNode*, Operator, const JSTextPosition& start, const JSTextPosition& divot, const JSTextPosition& end);
ExpressionNode* makePostfixNode(const JSTokenLocation&, ExpressionNode*, Operator, const JSTextPosition& start, const JSTextPosition& divot, const JSTextPosition& end);
if (expr->isNumber())
return createBoolean(location, isZeroOrUnordered(static_cast<NumberNode*>(expr)->value()));
- return new (m_vm) LogicalNotNode(location, expr);
+ return new (m_parserArena) LogicalNotNode(location, expr);
}
- ExpressionNode* createUnaryPlus(const JSTokenLocation& location, ExpressionNode* expr) { return new (m_vm) UnaryPlusNode(location, expr); }
+ ExpressionNode* createUnaryPlus(const JSTokenLocation& location, ExpressionNode* expr) { return new (m_parserArena) UnaryPlusNode(location, expr); }
ExpressionNode* createVoid(const JSTokenLocation& location, ExpressionNode* expr)
{
incConstants();
- return new (m_vm) VoidNode(location, expr);
+ return new (m_parserArena) VoidNode(location, expr);
}
- ExpressionNode* thisExpr(const JSTokenLocation& location)
+ ExpressionNode* thisExpr(const JSTokenLocation& location, ThisTDZMode thisTDZMode)
{
usesThis();
- return new (m_vm) ThisNode(location);
+ return new (m_parserArena) ThisNode(location, thisTDZMode);
+ }
+ ExpressionNode* superExpr(const JSTokenLocation& location)
+ {
+ return new (m_parserArena) SuperNode(location);
}
ExpressionNode* createResolve(const JSTokenLocation& location, const Identifier* ident, const JSTextPosition& start)
{
if (m_vm->propertyNames->arguments == *ident)
usesArguments();
- return new (m_vm) ResolveNode(location, *ident, start);
+ return new (m_parserArena) ResolveNode(location, *ident, start);
}
- ExpressionNode* createObjectLiteral(const JSTokenLocation& location) { return new (m_vm) ObjectLiteralNode(location); }
- ExpressionNode* createObjectLiteral(const JSTokenLocation& location, PropertyListNode* properties) { return new (m_vm) ObjectLiteralNode(location, properties); }
+ ExpressionNode* createObjectLiteral(const JSTokenLocation& location) { return new (m_parserArena) ObjectLiteralNode(location); }
+ ExpressionNode* createObjectLiteral(const JSTokenLocation& location, PropertyListNode* properties) { return new (m_parserArena) ObjectLiteralNode(location, properties); }
ExpressionNode* createArray(const JSTokenLocation& location, int elisions)
{
if (elisions)
incConstants();
- return new (m_vm) ArrayNode(location, elisions);
+ return new (m_parserArena) ArrayNode(location, elisions);
}
- ExpressionNode* createArray(const JSTokenLocation& location, ElementNode* elems) { return new (m_vm) ArrayNode(location, elems); }
+ ExpressionNode* createArray(const JSTokenLocation& location, ElementNode* elems) { return new (m_parserArena) ArrayNode(location, elems); }
ExpressionNode* createArray(const JSTokenLocation& location, int elisions, ElementNode* elems)
{
if (elisions)
incConstants();
- return new (m_vm) ArrayNode(location, elisions, elems);
+ return new (m_parserArena) ArrayNode(location, elisions, elems);
}
- ExpressionNode* createNumberExpr(const JSTokenLocation& location, double d)
+ ExpressionNode* createDoubleExpr(const JSTokenLocation& location, double d)
{
incConstants();
- return new (m_vm) NumberNode(location, d);
+ return new (m_parserArena) DoubleNode(location, d);
+ }
+ ExpressionNode* createIntegerExpr(const JSTokenLocation& location, double d)
+ {
+ incConstants();
+ return new (m_parserArena) IntegerNode(location, d);
}
ExpressionNode* createString(const JSTokenLocation& location, const Identifier* string)
{
incConstants();
- return new (m_vm) StringNode(location, *string);
+ return new (m_parserArena) StringNode(location, *string);
}
ExpressionNode* createBoolean(const JSTokenLocation& location, bool b)
{
incConstants();
- return new (m_vm) BooleanNode(location, b);
+ return new (m_parserArena) BooleanNode(location, b);
}
ExpressionNode* createNull(const JSTokenLocation& location)
{
incConstants();
- return new (m_vm) NullNode(location);
+ return new (m_parserArena) NullNode(location);
}
ExpressionNode* createBracketAccess(const JSTokenLocation& location, ExpressionNode* base, ExpressionNode* property, bool propertyHasAssignments, const JSTextPosition& start, const JSTextPosition& divot, const JSTextPosition& end)
{
- BracketAccessorNode* node = new (m_vm) BracketAccessorNode(location, base, property, propertyHasAssignments);
+ BracketAccessorNode* node = new (m_parserArena) BracketAccessorNode(location, base, property, propertyHasAssignments);
setExceptionLocation(node, start, divot, end);
return node;
}
ExpressionNode* createDotAccess(const JSTokenLocation& location, ExpressionNode* base, const Identifier* property, const JSTextPosition& start, const JSTextPosition& divot, const JSTextPosition& end)
{
- DotAccessorNode* node = new (m_vm) DotAccessorNode(location, base, *property);
+ DotAccessorNode* node = new (m_parserArena) DotAccessorNode(location, base, *property);
setExceptionLocation(node, start, divot, end);
return node;
}
ExpressionNode* createSpreadExpression(const JSTokenLocation& location, ExpressionNode* expression, const JSTextPosition& start, const JSTextPosition& divot, const JSTextPosition& end)
{
- auto node = new (m_vm) SpreadExpressionNode(location, expression);
+ auto node = new (m_parserArena) SpreadExpressionNode(location, expression);
+ setExceptionLocation(node, start, divot, end);
+ return node;
+ }
+
+#if ENABLE(ES6_TEMPLATE_LITERAL_SYNTAX)
+ TemplateStringNode* createTemplateString(const JSTokenLocation& location, const Identifier& cooked, const Identifier& raw)
+ {
+ return new (m_parserArena) TemplateStringNode(location, cooked, raw);
+ }
+
+ TemplateStringListNode* createTemplateStringList(TemplateStringNode* templateString)
+ {
+ return new (m_parserArena) TemplateStringListNode(templateString);
+ }
+
+ TemplateStringListNode* createTemplateStringList(TemplateStringListNode* templateStringList, TemplateStringNode* templateString)
+ {
+ return new (m_parserArena) TemplateStringListNode(templateStringList, templateString);
+ }
+
+ TemplateExpressionListNode* createTemplateExpressionList(ExpressionNode* expression)
+ {
+ return new (m_parserArena) TemplateExpressionListNode(expression);
+ }
+
+ TemplateExpressionListNode* createTemplateExpressionList(TemplateExpressionListNode* templateExpressionListNode, ExpressionNode* expression)
+ {
+ return new (m_parserArena) TemplateExpressionListNode(templateExpressionListNode, expression);
+ }
+
+ TemplateLiteralNode* createTemplateLiteral(const JSTokenLocation& location, TemplateStringListNode* templateStringList)
+ {
+ return new (m_parserArena) TemplateLiteralNode(location, templateStringList);
+ }
+
+ TemplateLiteralNode* createTemplateLiteral(const JSTokenLocation& location, TemplateStringListNode* templateStringList, TemplateExpressionListNode* templateExpressionList)
+ {
+ return new (m_parserArena) TemplateLiteralNode(location, templateStringList, templateExpressionList);
+ }
+
+ ExpressionNode* createTaggedTemplate(const JSTokenLocation& location, ExpressionNode* base, TemplateLiteralNode* templateLiteral, const JSTextPosition& start, const JSTextPosition& divot, const JSTextPosition& end)
+ {
+ auto node = new (m_parserArena) TaggedTemplateNode(location, base, templateLiteral);
setExceptionLocation(node, start, divot, end);
return node;
}
+#endif
ExpressionNode* createRegExp(const JSTokenLocation& location, const Identifier& pattern, const Identifier& flags, const JSTextPosition& start)
{
if (Yarr::checkSyntax(pattern.string()))
return 0;
- RegExpNode* node = new (m_vm) RegExpNode(location, pattern, flags);
+ RegExpNode* node = new (m_parserArena) RegExpNode(location, pattern, flags);
int size = pattern.length() + 2; // + 2 for the two /'s
JSTextPosition end = start + size;
setExceptionLocation(node, start, end, end);
ExpressionNode* createNewExpr(const JSTokenLocation& location, ExpressionNode* expr, ArgumentsNode* arguments, const JSTextPosition& start, const JSTextPosition& divot, const JSTextPosition& end)
{
- NewExprNode* node = new (m_vm) NewExprNode(location, expr, arguments);
+ NewExprNode* node = new (m_parserArena) NewExprNode(location, expr, arguments);
setExceptionLocation(node, start, divot, end);
return node;
}
ExpressionNode* createNewExpr(const JSTokenLocation& location, ExpressionNode* expr, const JSTextPosition& start, const JSTextPosition& end)
{
- NewExprNode* node = new (m_vm) NewExprNode(location, expr);
+ NewExprNode* node = new (m_parserArena) NewExprNode(location, expr);
setExceptionLocation(node, start, end, end);
return node;
}
ExpressionNode* createConditionalExpr(const JSTokenLocation& location, ExpressionNode* condition, ExpressionNode* lhs, ExpressionNode* rhs)
{
- return new (m_vm) ConditionalNode(location, condition, lhs, rhs);
+ return new (m_parserArena) ConditionalNode(location, condition, lhs, rhs);
}
ExpressionNode* createAssignResolve(const JSTokenLocation& location, const Identifier& ident, ExpressionNode* rhs, const JSTextPosition& start, const JSTextPosition& divot, const JSTextPosition& end)
{
if (rhs->isFuncExprNode())
static_cast<FuncExprNode*>(rhs)->body()->setInferredName(ident);
- AssignResolveNode* node = new (m_vm) AssignResolveNode(location, ident, rhs);
+ AssignResolveNode* node = new (m_parserArena) AssignResolveNode(location, ident, rhs);
setExceptionLocation(node, start, divot, end);
return node;
}
- ExpressionNode* createFunctionExpr(const JSTokenLocation& location, const Identifier* name, FunctionBodyNode* body, ParameterNode* parameters, unsigned openBraceOffset, unsigned closeBraceOffset, int bodyStartLine, int bodyEndLine, unsigned startColumn)
+#if ENABLE(ES6_CLASS_SYNTAX)
+ ClassExprNode* createClassExpr(const JSTokenLocation& location, const Identifier& name, ExpressionNode* constructor,
+ ExpressionNode* parentClass, PropertyListNode* instanceMethods, PropertyListNode* staticMethods)
{
- FuncExprNode* result = new (m_vm) FuncExprNode(location, *name, body, m_sourceCode->subExpression(openBraceOffset, closeBraceOffset, bodyStartLine, startColumn), parameters);
- body->setLoc(bodyStartLine, bodyEndLine, location.startOffset, location.lineStartOffset);
+ return new (m_parserArena) ClassExprNode(location, name, constructor, parentClass, instanceMethods, staticMethods);
+ }
+#endif
+
+ ExpressionNode* createFunctionExpr(const JSTokenLocation& location, const ParserFunctionInfo<ASTBuilder>& info)
+ {
+ FuncExprNode* result = new (m_parserArena) FuncExprNode(location, *info.name, info.body,
+ m_sourceCode->subExpression(info.startFunctionOffset, info.endFunctionOffset, info.bodyStartLine, info.bodyStartColumn), info.parameters);
+ info.body->setLoc(info.bodyStartLine, info.bodyEndLine, location.startOffset, location.lineStartOffset);
return result;
}
- FunctionBodyNode* createFunctionBody(const JSTokenLocation& startLocation, const JSTokenLocation& endLocation, unsigned startColumn, unsigned endColumn, bool inStrictContext)
+ FunctionBodyNode* createFunctionBody(
+ const JSTokenLocation& startLocation, const JSTokenLocation& endLocation,
+ unsigned startColumn, unsigned endColumn, int functionKeywordStart,
+ int functionNameStart, int parametersStart, bool inStrictContext,
+ ConstructorKind constructorKind)
{
- return FunctionBodyNode::create(m_vm, startLocation, endLocation, startColumn, endColumn, inStrictContext);
+ return new (m_parserArena) FunctionBodyNode(
+ m_parserArena, startLocation, endLocation, startColumn, endColumn,
+ functionKeywordStart, functionNameStart, parametersStart,
+ inStrictContext, constructorKind);
}
- void setFunctionNameStart(FunctionBodyNode* body, int functionNameStart)
+#if ENABLE(ES6_ARROWFUNCTION_SYNTAX)
+ ExpressionNode* createArrowFunctionExpr(const JSTokenLocation& location, const ParserFunctionInfo<ASTBuilder>& info)
{
- body->setFunctionNameStart(functionNameStart);
+ SourceCode source = info.functionBodyType == ArrowFunctionBodyExpression
+ ? m_sourceCode->subArrowExpression(info.arrowFunctionOffset, info.endFunctionOffset, info.bodyStartLine, info.bodyStartColumn)
+ : m_sourceCode->subExpression(info.startFunctionOffset, info.endFunctionOffset, info.bodyStartLine, info.bodyStartColumn);
+
+ FuncExprNode* result = new (m_parserArena) FuncExprNode(location, *info.name, info.body, source, info.parameters);
+ info.body->setLoc(info.bodyStartLine, info.bodyEndLine, location.startOffset, location.lineStartOffset);
+ return result;
}
-
- NEVER_INLINE PropertyNode* createGetterOrSetterProperty(const JSTokenLocation& location, PropertyNode::Type type, bool, const Identifier* name, ParameterNode* params, FunctionBodyNode* body, unsigned openBraceOffset, unsigned closeBraceOffset, int bodyStartLine, int bodyEndLine, unsigned bodyStartColumn)
+#endif
+
+ NEVER_INLINE PropertyNode* createGetterOrSetterProperty(const JSTokenLocation& location, PropertyNode::Type type, bool,
+ const Identifier* name, const ParserFunctionInfo<ASTBuilder>& info, SuperBinding superBinding)
{
ASSERT(name);
- body->setLoc(bodyStartLine, bodyEndLine, location.startOffset, location.lineStartOffset);
- body->setInferredName(*name);
- return new (m_vm) PropertyNode(m_vm, *name, new (m_vm) FuncExprNode(location, m_vm->propertyNames->nullIdentifier, body, m_sourceCode->subExpression(openBraceOffset, closeBraceOffset, bodyStartLine, bodyStartColumn), params), type);
+ info.body->setLoc(info.bodyStartLine, info.bodyEndLine, location.startOffset, location.lineStartOffset);
+ info.body->setInferredName(*name);
+ SourceCode source = m_sourceCode->subExpression(info.startFunctionOffset, info.endFunctionOffset, info.bodyStartLine, info.bodyStartColumn);
+ FuncExprNode* funcExpr = new (m_parserArena) FuncExprNode(location, m_vm->propertyNames->nullIdentifier, info.body, source, info.parameters);
+ return new (m_parserArena) PropertyNode(*name, funcExpr, type, PropertyNode::Unknown, superBinding);
}
- NEVER_INLINE PropertyNode* createGetterOrSetterProperty(VM*, const JSTokenLocation& location, PropertyNode::Type type, bool, double name, ParameterNode* params, FunctionBodyNode* body, unsigned openBraceOffset, unsigned closeBraceOffset, int bodyStartLine, int bodyEndLine, unsigned bodyStartColumn)
+ NEVER_INLINE PropertyNode* createGetterOrSetterProperty(VM* vm, ParserArena& parserArena, const JSTokenLocation& location, PropertyNode::Type type, bool,
+ double name, const ParserFunctionInfo<ASTBuilder>& info, SuperBinding superBinding)
{
- body->setLoc(bodyStartLine, bodyEndLine, location.startOffset, location.lineStartOffset);
- return new (m_vm) PropertyNode(m_vm, name, new (m_vm) FuncExprNode(location, m_vm->propertyNames->nullIdentifier, body, m_sourceCode->subExpression(openBraceOffset, closeBraceOffset, bodyStartLine, bodyStartColumn), params), type);
+ info.body->setLoc(info.bodyStartLine, info.bodyEndLine, location.startOffset, location.lineStartOffset);
+ const Identifier& ident = parserArena.identifierArena().makeNumericIdentifier(vm, name);
+ SourceCode source = m_sourceCode->subExpression(info.startFunctionOffset, info.endFunctionOffset, info.bodyStartLine, info.bodyStartColumn);
+ FuncExprNode* funcExpr = new (m_parserArena) FuncExprNode(location, vm->propertyNames->nullIdentifier, info.body, source, info.parameters);
+ return new (m_parserArena) PropertyNode(ident, funcExpr, type, PropertyNode::Unknown, superBinding);
}
- ArgumentsNode* createArguments() { return new (m_vm) ArgumentsNode(); }
- ArgumentsNode* createArguments(ArgumentListNode* args) { return new (m_vm) ArgumentsNode(args); }
- ArgumentListNode* createArgumentsList(const JSTokenLocation& location, ExpressionNode* arg) { return new (m_vm) ArgumentListNode(location, arg); }
- ArgumentListNode* createArgumentsList(const JSTokenLocation& location, ArgumentListNode* args, ExpressionNode* arg) { return new (m_vm) ArgumentListNode(location, args, arg); }
+ ArgumentsNode* createArguments() { return new (m_parserArena) ArgumentsNode(); }
+ ArgumentsNode* createArguments(ArgumentListNode* args) { return new (m_parserArena) ArgumentsNode(args); }
+ ArgumentListNode* createArgumentsList(const JSTokenLocation& location, ExpressionNode* arg) { return new (m_parserArena) ArgumentListNode(location, arg); }
+ ArgumentListNode* createArgumentsList(const JSTokenLocation& location, ArgumentListNode* args, ExpressionNode* arg) { return new (m_parserArena) ArgumentListNode(location, args, arg); }
- PropertyNode* createProperty(const Identifier* propertyName, ExpressionNode* node, PropertyNode::Type type, bool)
+ PropertyNode* createProperty(const Identifier* propertyName, ExpressionNode* node, PropertyNode::Type type, PropertyNode::PutType putType, bool, SuperBinding superBinding = SuperBinding::NotNeeded)
{
if (node->isFuncExprNode())
static_cast<FuncExprNode*>(node)->body()->setInferredName(*propertyName);
- return new (m_vm) PropertyNode(m_vm, *propertyName, node, type);
+ return new (m_parserArena) PropertyNode(*propertyName, node, type, putType, superBinding);
}
- PropertyNode* createProperty(VM*, double propertyName, ExpressionNode* node, PropertyNode::Type type, bool) { return new (m_vm) PropertyNode(m_vm, propertyName, node, type); }
- PropertyNode* createProperty(VM*, ExpressionNode* propertyName, ExpressionNode* node, PropertyNode::Type type, bool) { return new (m_vm) PropertyNode(m_vm, propertyName, node, type); }
- PropertyListNode* createPropertyList(const JSTokenLocation& location, PropertyNode* property) { return new (m_vm) PropertyListNode(location, property); }
- PropertyListNode* createPropertyList(const JSTokenLocation& location, PropertyNode* property, PropertyListNode* tail) { return new (m_vm) PropertyListNode(location, property, tail); }
-
- ElementNode* createElementList(int elisions, ExpressionNode* expr) { return new (m_vm) ElementNode(elisions, expr); }
- ElementNode* createElementList(ElementNode* elems, int elisions, ExpressionNode* expr) { return new (m_vm) ElementNode(elems, elisions, expr); }
+ PropertyNode* createProperty(VM* vm, ParserArena& parserArena, double propertyName, ExpressionNode* node, PropertyNode::Type type, PropertyNode::PutType putType, bool)
+ {
+ return new (m_parserArena) PropertyNode(parserArena.identifierArena().makeNumericIdentifier(vm, propertyName), node, type, putType);
+ }
+ PropertyNode* createProperty(ExpressionNode* propertyName, ExpressionNode* node, PropertyNode::Type type, PropertyNode::PutType putType, bool) { return new (m_parserArena) PropertyNode(propertyName, node, type, putType); }
+ PropertyListNode* createPropertyList(const JSTokenLocation& location, PropertyNode* property) { return new (m_parserArena) PropertyListNode(location, property); }
+ PropertyListNode* createPropertyList(const JSTokenLocation& location, PropertyNode* property, PropertyListNode* tail) { return new (m_parserArena) PropertyListNode(location, property, tail); }
- ParameterNode* createFormalParameterList(DeconstructionPattern pattern) { return new (m_vm) ParameterNode(pattern); }
- ParameterNode* createFormalParameterList(ParameterNode* list, DeconstructionPattern pattern) { return new (m_vm) ParameterNode(list, pattern); }
+ ElementNode* createElementList(int elisions, ExpressionNode* expr) { return new (m_parserArena) ElementNode(elisions, expr); }
+ ElementNode* createElementList(ElementNode* elems, int elisions, ExpressionNode* expr) { return new (m_parserArena) ElementNode(elems, elisions, expr); }
- CaseClauseNode* createClause(ExpressionNode* expr, JSC::SourceElements* statements) { return new (m_vm) CaseClauseNode(expr, statements); }
- ClauseListNode* createClauseList(CaseClauseNode* clause) { return new (m_vm) ClauseListNode(clause); }
- ClauseListNode* createClauseList(ClauseListNode* tail, CaseClauseNode* clause) { return new (m_vm) ClauseListNode(tail, clause); }
+ ParameterNode* createFormalParameterList(DestructuringPattern pattern) { return new (m_parserArena) ParameterNode(pattern); }
+ ParameterNode* createFormalParameterList(ParameterNode* list, DestructuringPattern pattern) { return new (m_parserArena) ParameterNode(list, pattern); }
- void setUsesArguments(FunctionBodyNode* node) { node->setUsesArguments(); }
+ CaseClauseNode* createClause(ExpressionNode* expr, JSC::SourceElements* statements) { return new (m_parserArena) CaseClauseNode(expr, statements); }
+ ClauseListNode* createClauseList(CaseClauseNode* clause) { return new (m_parserArena) ClauseListNode(clause); }
+ ClauseListNode* createClauseList(ClauseListNode* tail, CaseClauseNode* clause) { return new (m_parserArena) ClauseListNode(tail, clause); }
- StatementNode* createFuncDeclStatement(const JSTokenLocation& location, const Identifier* name, FunctionBodyNode* body, ParameterNode* parameters, unsigned openBraceOffset, unsigned closeBraceOffset, int bodyStartLine, int bodyEndLine, unsigned bodyStartColumn)
+ StatementNode* createFuncDeclStatement(const JSTokenLocation& location, const ParserFunctionInfo<ASTBuilder>& info)
{
- FuncDeclNode* decl = new (m_vm) FuncDeclNode(location, *name, body, m_sourceCode->subExpression(openBraceOffset, closeBraceOffset, bodyStartLine, bodyStartColumn), parameters);
- if (*name == m_vm->propertyNames->arguments)
+ FuncDeclNode* decl = new (m_parserArena) FuncDeclNode(location, *info.name, info.body,
+ m_sourceCode->subExpression(info.startFunctionOffset, info.endFunctionOffset, info.bodyStartLine, info.bodyStartColumn), info.parameters);
+ if (*info.name == m_vm->propertyNames->arguments)
usesArguments();
- m_scope.m_funcDeclarations->data.append(decl->body());
- body->setLoc(bodyStartLine, bodyEndLine, location.startOffset, location.lineStartOffset);
+ m_scope.m_funcDeclarations.append(decl->body());
+ info.body->setLoc(info.bodyStartLine, info.bodyEndLine, location.startOffset, location.lineStartOffset);
+ return decl;
+ }
+
+#if ENABLE(ES6_CLASS_SYNTAX)
+ StatementNode* createClassDeclStatement(const JSTokenLocation& location, ClassExprNode* classExpression,
+ const JSTextPosition& classStart, const JSTextPosition& classEnd, unsigned startLine, unsigned endLine)
+ {
+ // FIXME: Use "let" declaration.
+ ExpressionNode* assign = createAssignResolve(location, classExpression->name(), classExpression, classStart, classStart + 1, classEnd);
+ ClassDeclNode* decl = new (m_parserArena) ClassDeclNode(location, assign);
+ decl->setLoc(startLine, endLine, location.startOffset, location.lineStartOffset);
return decl;
}
+#endif
StatementNode* createBlockStatement(const JSTokenLocation& location, JSC::SourceElements* elements, int startLine, int endLine)
{
- BlockNode* block = new (m_vm) BlockNode(location, elements);
+ BlockNode* block = new (m_parserArena) BlockNode(location, elements);
block->setLoc(startLine, endLine, location.startOffset, location.lineStartOffset);
return block;
}
StatementNode* createExprStatement(const JSTokenLocation& location, ExpressionNode* expr, const JSTextPosition& start, int end)
{
- ExprStatementNode* result = new (m_vm) ExprStatementNode(location, expr);
+ ExprStatementNode* result = new (m_parserArena) ExprStatementNode(location, expr);
result->setLoc(start.line, end, start.offset, start.lineStartOffset);
return result;
}
StatementNode* createIfStatement(const JSTokenLocation& location, ExpressionNode* condition, StatementNode* trueBlock, StatementNode* falseBlock, int start, int end)
{
- IfElseNode* result = new (m_vm) IfElseNode(location, condition, trueBlock, falseBlock);
+ IfElseNode* result = new (m_parserArena) IfElseNode(location, condition, trueBlock, falseBlock);
result->setLoc(start, end, location.startOffset, location.lineStartOffset);
return result;
}
StatementNode* createForLoop(const JSTokenLocation& location, ExpressionNode* initializer, ExpressionNode* condition, ExpressionNode* iter, StatementNode* statements, int start, int end)
{
- ForNode* result = new (m_vm) ForNode(location, initializer, condition, iter, statements);
+ ForNode* result = new (m_parserArena) ForNode(location, initializer, condition, iter, statements);
result->setLoc(start, end, location.startOffset, location.lineStartOffset);
return result;
}
StatementNode* createForInLoop(const JSTokenLocation& location, ExpressionNode* lhs, ExpressionNode* iter, StatementNode* statements, const JSTextPosition& eStart, const JSTextPosition& eDivot, const JSTextPosition& eEnd, int start, int end)
{
- ForInNode* result = new (m_vm) ForInNode(location, lhs, iter, statements);
+ ForInNode* result = new (m_parserArena) ForInNode(location, lhs, iter, statements);
result->setLoc(start, end, location.startOffset, location.lineStartOffset);
setExceptionLocation(result, eStart, eDivot, eEnd);
return result;
}
- StatementNode* createForInLoop(const JSTokenLocation& location, PassRefPtr<DeconstructionPatternNode> pattern, ExpressionNode* iter, StatementNode* statements, const JSTextPosition& eStart, const JSTextPosition& eDivot, const JSTextPosition& eEnd, int start, int end)
+ StatementNode* createForInLoop(const JSTokenLocation& location, PassRefPtr<DestructuringPatternNode> pattern, ExpressionNode* iter, StatementNode* statements, const JSTextPosition& eStart, const JSTextPosition& eDivot, const JSTextPosition& eEnd, int start, int end)
{
- ForInNode* result = new (m_vm) ForInNode(m_vm, location, pattern.get(), iter, statements);
- result->setLoc(start, end, location.startOffset, location.lineStartOffset);
- setExceptionLocation(result, eStart, eDivot, eEnd);
- return result;
+ auto lexpr = new (m_parserArena) DestructuringAssignmentNode(location, pattern.get(), 0);
+ return createForInLoop(location, lexpr, iter, statements, eStart, eDivot, eEnd, start, end);
}
StatementNode* createForOfLoop(const JSTokenLocation& location, ExpressionNode* lhs, ExpressionNode* iter, StatementNode* statements, const JSTextPosition& eStart, const JSTextPosition& eDivot, const JSTextPosition& eEnd, int start, int end)
{
- ForOfNode* result = new (m_vm) ForOfNode(location, lhs, iter, statements);
+ ForOfNode* result = new (m_parserArena) ForOfNode(location, lhs, iter, statements);
result->setLoc(start, end, location.startOffset, location.lineStartOffset);
setExceptionLocation(result, eStart, eDivot, eEnd);
return result;
}
- StatementNode* createForOfLoop(const JSTokenLocation& location, PassRefPtr<DeconstructionPatternNode> pattern, ExpressionNode* iter, StatementNode* statements, const JSTextPosition& eStart, const JSTextPosition& eDivot, const JSTextPosition& eEnd, int start, int end)
+ StatementNode* createForOfLoop(const JSTokenLocation& location, PassRefPtr<DestructuringPatternNode> pattern, ExpressionNode* iter, StatementNode* statements, const JSTextPosition& eStart, const JSTextPosition& eDivot, const JSTextPosition& eEnd, int start, int end)
{
- ForOfNode* result = new (m_vm) ForOfNode(m_vm, location, pattern.get(), iter, statements);
- result->setLoc(start, end, location.startOffset, location.lineStartOffset);
- setExceptionLocation(result, eStart, eDivot, eEnd);
- return result;
+ auto lexpr = new (m_parserArena) DestructuringAssignmentNode(location, pattern.get(), 0);
+ return createForOfLoop(location, lexpr, iter, statements, eStart, eDivot, eEnd, start, end);
}
- bool isBindingNode(const DeconstructionPattern& pattern)
+ bool isBindingNode(const DestructuringPattern& pattern)
{
return pattern->isBindingNode();
}
- StatementNode* createEmptyStatement(const JSTokenLocation& location) { return new (m_vm) EmptyStatementNode(location); }
+ StatementNode* createEmptyStatement(const JSTokenLocation& location) { return new (m_parserArena) EmptyStatementNode(location); }
StatementNode* createVarStatement(const JSTokenLocation& location, ExpressionNode* expr, int start, int end)
{
StatementNode* result;
- if (!expr)
- result = new (m_vm) EmptyStatementNode(location);
- else
- result = new (m_vm) VarStatementNode(location, expr);
+ result = new (m_parserArena) VarStatementNode(location, expr);
result->setLoc(start, end, location.startOffset, location.lineStartOffset);
return result;
}
- StatementNode* createReturnStatement(const JSTokenLocation& location, ExpressionNode* expression, const JSTextPosition& start, const JSTextPosition& end)
+ ExpressionNode* createEmptyVarExpression(const JSTokenLocation& location, const Identifier& identifier)
{
- ReturnNode* result = new (m_vm) ReturnNode(location, expression);
- setExceptionLocation(result, start, end, end);
- result->setLoc(start.line, end.line, start.offset, start.lineStartOffset);
- return result;
+ return new (m_parserArena) EmptyVarExpression(location, identifier);
}
- StatementNode* createBreakStatement(const JSTokenLocation& location, const JSTextPosition& start, const JSTextPosition& end)
+ StatementNode* createReturnStatement(const JSTokenLocation& location, ExpressionNode* expression, const JSTextPosition& start, const JSTextPosition& end)
{
- BreakNode* result = new (m_vm) BreakNode(m_vm, location);
+ ReturnNode* result = new (m_parserArena) ReturnNode(location, expression);
setExceptionLocation(result, start, end, end);
result->setLoc(start.line, end.line, start.offset, start.lineStartOffset);
return result;
StatementNode* createBreakStatement(const JSTokenLocation& location, const Identifier* ident, const JSTextPosition& start, const JSTextPosition& end)
{
- BreakNode* result = new (m_vm) BreakNode(location, *ident);
- setExceptionLocation(result, start, end, end);
- result->setLoc(start.line, end.line, start.offset, start.lineStartOffset);
- return result;
- }
-
- StatementNode* createContinueStatement(const JSTokenLocation& location, const JSTextPosition& start, const JSTextPosition& end)
- {
- ContinueNode* result = new (m_vm) ContinueNode(m_vm, location);
+ BreakNode* result = new (m_parserArena) BreakNode(location, *ident);
setExceptionLocation(result, start, end, end);
result->setLoc(start.line, end.line, start.offset, start.lineStartOffset);
return result;
StatementNode* createContinueStatement(const JSTokenLocation& location, const Identifier* ident, const JSTextPosition& start, const JSTextPosition& end)
{
- ContinueNode* result = new (m_vm) ContinueNode(location, *ident);
+ ContinueNode* result = new (m_parserArena) ContinueNode(location, *ident);
setExceptionLocation(result, start, end, end);
result->setLoc(start.line, end.line, start.offset, start.lineStartOffset);
return result;
StatementNode* createTryStatement(const JSTokenLocation& location, StatementNode* tryBlock, const Identifier* ident, StatementNode* catchBlock, StatementNode* finallyBlock, int startLine, int endLine)
{
- TryNode* result = new (m_vm) TryNode(location, tryBlock, *ident, catchBlock, finallyBlock);
+ TryNode* result = new (m_parserArena) TryNode(location, tryBlock, *ident, catchBlock, finallyBlock);
if (catchBlock)
usesCatch();
result->setLoc(startLine, endLine, location.startOffset, location.lineStartOffset);
StatementNode* createSwitchStatement(const JSTokenLocation& location, ExpressionNode* expr, ClauseListNode* firstClauses, CaseClauseNode* defaultClause, ClauseListNode* secondClauses, int startLine, int endLine)
{
- CaseBlockNode* cases = new (m_vm) CaseBlockNode(firstClauses, defaultClause, secondClauses);
- SwitchNode* result = new (m_vm) SwitchNode(location, expr, cases);
+ CaseBlockNode* cases = new (m_parserArena) CaseBlockNode(firstClauses, defaultClause, secondClauses);
+ SwitchNode* result = new (m_parserArena) SwitchNode(location, expr, cases);
result->setLoc(startLine, endLine, location.startOffset, location.lineStartOffset);
return result;
}
StatementNode* createWhileStatement(const JSTokenLocation& location, ExpressionNode* expr, StatementNode* statement, int startLine, int endLine)
{
- WhileNode* result = new (m_vm) WhileNode(location, expr, statement);
+ WhileNode* result = new (m_parserArena) WhileNode(location, expr, statement);
result->setLoc(startLine, endLine, location.startOffset, location.lineStartOffset);
return result;
}
StatementNode* createDoWhileStatement(const JSTokenLocation& location, StatementNode* statement, ExpressionNode* expr, int startLine, int endLine)
{
- DoWhileNode* result = new (m_vm) DoWhileNode(location, statement, expr);
+ DoWhileNode* result = new (m_parserArena) DoWhileNode(location, statement, expr);
result->setLoc(startLine, endLine, location.startOffset, location.lineStartOffset);
return result;
}
StatementNode* createLabelStatement(const JSTokenLocation& location, const Identifier* ident, StatementNode* statement, const JSTextPosition& start, const JSTextPosition& end)
{
- LabelNode* result = new (m_vm) LabelNode(location, *ident, statement);
+ LabelNode* result = new (m_parserArena) LabelNode(location, *ident, statement);
setExceptionLocation(result, start, end, end);
return result;
}
StatementNode* createWithStatement(const JSTokenLocation& location, ExpressionNode* expr, StatementNode* statement, unsigned start, const JSTextPosition& end, unsigned startLine, unsigned endLine)
{
usesWith();
- WithNode* result = new (m_vm) WithNode(location, expr, statement, end, end - start);
+ WithNode* result = new (m_parserArena) WithNode(location, expr, statement, end, end - start);
result->setLoc(startLine, endLine, location.startOffset, location.lineStartOffset);
return result;
}
StatementNode* createThrowStatement(const JSTokenLocation& location, ExpressionNode* expr, const JSTextPosition& start, const JSTextPosition& end)
{
- ThrowNode* result = new (m_vm) ThrowNode(location, expr);
+ ThrowNode* result = new (m_parserArena) ThrowNode(location, expr);
result->setLoc(start.line, end.line, start.offset, start.lineStartOffset);
setExceptionLocation(result, start, end, end);
return result;
StatementNode* createDebugger(const JSTokenLocation& location, int startLine, int endLine)
{
- DebuggerStatementNode* result = new (m_vm) DebuggerStatementNode(location);
+ DebuggerStatementNode* result = new (m_parserArena) DebuggerStatementNode(location);
result->setLoc(startLine, endLine, location.startOffset, location.lineStartOffset);
return result;
}
StatementNode* createConstStatement(const JSTokenLocation& location, ConstDeclNode* decls, int startLine, int endLine)
{
- ConstStatementNode* result = new (m_vm) ConstStatementNode(location, decls);
+ ConstStatementNode* result = new (m_parserArena) ConstStatementNode(location, decls);
result->setLoc(startLine, endLine, location.startOffset, location.lineStartOffset);
return result;
}
ConstDeclNode* appendConstDecl(const JSTokenLocation& location, ConstDeclNode* tail, const Identifier* name, ExpressionNode* initializer)
{
- ConstDeclNode* result = new (m_vm) ConstDeclNode(location, *name, initializer);
+ ConstDeclNode* result = new (m_parserArena) ConstDeclNode(location, *name, initializer);
if (tail)
tail->m_next = result;
return result;
{
if (m_vm->propertyNames->arguments == *ident)
usesArguments();
- ASSERT(ident->impl()->isAtomic());
- m_scope.m_varDeclarations->data.append(std::make_pair(*ident, attrs));
+ ASSERT(ident->impl()->isAtomic() || ident->impl()->isSymbol());
+ m_scope.m_varDeclarations.append(std::make_pair(*ident, attrs));
}
- ExpressionNode* combineCommaNodes(const JSTokenLocation& location, ExpressionNode* list, ExpressionNode* init)
+ CommaNode* createCommaExpr(const JSTokenLocation& location, ExpressionNode* node)
{
- if (!list)
- return init;
- if (list->isCommaNode()) {
- static_cast<CommaNode*>(list)->append(init);
- return list;
- }
- return new (m_vm) CommaNode(location, list, init);
+ return new (m_parserArena) CommaNode(location, node);
+ }
+
+ CommaNode* appendToCommaExpr(const JSTokenLocation& location, ExpressionNode*, ExpressionNode* tail, ExpressionNode* next)
+ {
+ ASSERT(tail->isCommaNode());
+ CommaNode* newTail = new (m_parserArena) CommaNode(location, next);
+ static_cast<CommaNode*>(tail)->setNext(newTail);
+ return newTail;
}
int evalCount() const { return m_evalCount; }
assignmentStackDepth--;
return result;
}
-
- const Identifier* getName(Property property) const { return property->name(); }
- PropertyNode::Type getType(Property property) const { return property->type(); }
+
+ const Identifier* getName(const Property& property) const { return property->name(); }
+ PropertyNode::Type getType(const Property& property) const { return property->type(); }
bool isResolve(ExpressionNode* expr) const { return expr->isResolveNode(); }
- ExpressionNode* createDeconstructingAssignment(const JSTokenLocation& location, PassRefPtr<DeconstructionPatternNode> pattern, ExpressionNode* initializer)
+ ExpressionNode* createDestructuringAssignment(const JSTokenLocation& location, PassRefPtr<DestructuringPatternNode> pattern, ExpressionNode* initializer)
{
- return new (m_vm) DeconstructingAssignmentNode(location, pattern.get(), initializer);
+ return new (m_parserArena) DestructuringAssignmentNode(location, pattern.get(), initializer);
}
ArrayPattern createArrayPattern(const JSTokenLocation&)
{
- return ArrayPatternNode::create(m_vm);
+ return ArrayPatternNode::create();
}
void appendArrayPatternSkipEntry(ArrayPattern node, const JSTokenLocation& location)
{
- node->appendIndex(location, 0);
+ node->appendIndex(ArrayPatternNode::BindingType::Elision, location, 0, nullptr);
+ }
+
+ void appendArrayPatternEntry(ArrayPattern node, const JSTokenLocation& location, DestructuringPattern pattern, ExpressionNode* defaultValue)
+ {
+ node->appendIndex(ArrayPatternNode::BindingType::Element, location, pattern.get(), defaultValue);
+ }
+
+ void appendArrayPatternRestEntry(ArrayPattern node, const JSTokenLocation& location, DestructuringPattern pattern)
+ {
+ node->appendIndex(ArrayPatternNode::BindingType::RestElement, location, pattern.get(), nullptr);
}
- void appendArrayPatternEntry(ArrayPattern node, const JSTokenLocation& location, DeconstructionPattern pattern)
+ void finishArrayPattern(ArrayPattern node, const JSTextPosition& divotStart, const JSTextPosition& divot, const JSTextPosition& divotEnd)
{
- node->appendIndex(location, pattern.get());
+ setExceptionLocation(node.get(), divotStart, divot, divotEnd);
}
ObjectPattern createObjectPattern(const JSTokenLocation&)
{
- return ObjectPatternNode::create(m_vm);
+ return ObjectPatternNode::create();
}
- void appendObjectPatternEntry(ObjectPattern node, const JSTokenLocation& location, bool wasString, const Identifier& identifier, DeconstructionPattern pattern)
+ void appendObjectPatternEntry(ObjectPattern node, const JSTokenLocation& location, bool wasString, const Identifier& identifier, DestructuringPattern pattern, ExpressionNode* defaultValue)
{
- node->appendEntry(location, identifier, wasString, pattern.get());
+ node->appendEntry(location, identifier, wasString, pattern.get(), defaultValue);
}
BindingPattern createBindingLocation(const JSTokenLocation&, const Identifier& boundProperty, const JSTextPosition& start, const JSTextPosition& end)
{
- return BindingNode::create(m_vm, boundProperty, start, end);
+ return BindingNode::create(boundProperty, start, end);
+ }
+
+ void setEndOffset(Node* node, int offset)
+ {
+ node->setEndOffset(offset);
+ }
+
+ int endOffset(Node* node)
+ {
+ return node->endOffset();
+ }
+
+ void setStartOffset(CaseClauseNode* node, int offset)
+ {
+ node->setStartOffset(offset);
+ }
+
+ void setStartOffset(Node* node, int offset)
+ {
+ node->setStartOffset(offset);
}
private:
struct Scope {
- Scope(VM* vm)
- : m_varDeclarations(new (vm) ParserArenaData<DeclarationStacks::VarStack>)
- , m_funcDeclarations(new (vm) ParserArenaData<DeclarationStacks::FunctionStack>)
- , m_features(0)
+ Scope()
+ : m_features(0)
, m_numConstants(0)
{
}
- ParserArenaData<DeclarationStacks::VarStack>* m_varDeclarations;
- ParserArenaData<DeclarationStacks::FunctionStack>* m_funcDeclarations;
+ DeclarationStacks::VarStack m_varDeclarations;
+ DeclarationStacks::FunctionStack m_funcDeclarations;
int m_features;
int m_numConstants;
};
m_evalCount++;
m_scope.m_features |= EvalFeature;
}
- ExpressionNode* createNumber(const JSTokenLocation& location, double d)
+ ExpressionNode* createIntegerLikeNumber(const JSTokenLocation& location, double d)
{
- return new (m_vm) NumberNode(location, d);
+ return new (m_parserArena) IntegerNode(location, d);
}
-
+ ExpressionNode* createDoubleLikeNumber(const JSTokenLocation& location, double d)
+ {
+ return new (m_parserArena) DoubleNode(location, d);
+ }
+ ExpressionNode* createNumberFromBinaryOperation(const JSTokenLocation& location, double value, const NumberNode& originalNodeA, const NumberNode& originalNodeB)
+ {
+ if (originalNodeA.isIntegerNode() && originalNodeB.isIntegerNode())
+ return createIntegerLikeNumber(location, value);
+ return createDoubleLikeNumber(location, value);
+ }
+ ExpressionNode* createNumberFromUnaryOperation(const JSTokenLocation& location, double value, const NumberNode& originalNode)
+ {
+ if (originalNode.isIntegerNode())
+ return createIntegerLikeNumber(location, value);
+ return createDoubleLikeNumber(location, value);
+ }
+
VM* m_vm;
+ ParserArena& m_parserArena;
SourceCode* m_sourceCode;
Scope m_scope;
Vector<BinaryOperand, 10, UnsafeVectorOverflow> m_binaryOperandStack;
{
if (expr->isResolveNode()) {
ResolveNode* resolve = static_cast<ResolveNode*>(expr);
- return new (m_vm) TypeOfResolveNode(location, resolve->identifier());
+ return new (m_parserArena) TypeOfResolveNode(location, resolve->identifier());
}
- return new (m_vm) TypeOfValueNode(location, expr);
+ return new (m_parserArena) TypeOfValueNode(location, expr);
}
ExpressionNode* ASTBuilder::makeDeleteNode(const JSTokenLocation& location, ExpressionNode* expr, const JSTextPosition& start, const JSTextPosition& divot, const JSTextPosition& end)
{
if (!expr->isLocation())
- return new (m_vm) DeleteValueNode(location, expr);
+ return new (m_parserArena) DeleteValueNode(location, expr);
if (expr->isResolveNode()) {
ResolveNode* resolve = static_cast<ResolveNode*>(expr);
- return new (m_vm) DeleteResolveNode(location, resolve->identifier(), divot, start, end);
+ return new (m_parserArena) DeleteResolveNode(location, resolve->identifier(), divot, start, end);
}
if (expr->isBracketAccessorNode()) {
BracketAccessorNode* bracket = static_cast<BracketAccessorNode*>(expr);
- return new (m_vm) DeleteBracketNode(location, bracket->base(), bracket->subscript(), divot, start, end);
+ return new (m_parserArena) DeleteBracketNode(location, bracket->base(), bracket->subscript(), divot, start, end);
}
ASSERT(expr->isDotAccessorNode());
DotAccessorNode* dot = static_cast<DotAccessorNode*>(expr);
- return new (m_vm) DeleteDotNode(location, dot->base(), dot->identifier(), divot, start, end);
+ return new (m_parserArena) DeleteDotNode(location, dot->base(), dot->identifier(), divot, start, end);
}
ExpressionNode* ASTBuilder::makeNegateNode(const JSTokenLocation& location, ExpressionNode* n)
{
if (n->isNumber()) {
- NumberNode* numberNode = static_cast<NumberNode*>(n);
- numberNode->setValue(-numberNode->value());
- return numberNode;
+ const NumberNode& numberNode = static_cast<const NumberNode&>(*n);
+ return createNumberFromUnaryOperation(location, -numberNode.value(), numberNode);
}
- return new (m_vm) NegateNode(location, n);
+ return new (m_parserArena) NegateNode(location, n);
}
ExpressionNode* ASTBuilder::makeBitwiseNotNode(const JSTokenLocation& location, ExpressionNode* expr)
{
if (expr->isNumber())
- return createNumber(location, ~toInt32(static_cast<NumberNode*>(expr)->value()));
- return new (m_vm) BitwiseNotNode(location, expr);
+ return createIntegerLikeNumber(location, ~toInt32(static_cast<NumberNode*>(expr)->value()));
+ return new (m_parserArena) BitwiseNotNode(location, expr);
}
ExpressionNode* ASTBuilder::makeMultNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
expr1 = expr1->stripUnaryPlus();
expr2 = expr2->stripUnaryPlus();
- if (expr1->isNumber() && expr2->isNumber())
- return createNumber(location, static_cast<NumberNode*>(expr1)->value() * static_cast<NumberNode*>(expr2)->value());
+ if (expr1->isNumber() && expr2->isNumber()) {
+ const NumberNode& numberExpr1 = static_cast<NumberNode&>(*expr1);
+ const NumberNode& numberExpr2 = static_cast<NumberNode&>(*expr2);
+ return createNumberFromBinaryOperation(location, numberExpr1.value() * numberExpr2.value(), numberExpr1, numberExpr2);
+ }
if (expr1->isNumber() && static_cast<NumberNode*>(expr1)->value() == 1)
- return new (m_vm) UnaryPlusNode(location, expr2);
+ return new (m_parserArena) UnaryPlusNode(location, expr2);
if (expr2->isNumber() && static_cast<NumberNode*>(expr2)->value() == 1)
- return new (m_vm) UnaryPlusNode(location, expr1);
+ return new (m_parserArena) UnaryPlusNode(location, expr1);
- return new (m_vm) MultNode(location, expr1, expr2, rightHasAssignments);
+ return new (m_parserArena) MultNode(location, expr1, expr2, rightHasAssignments);
}
ExpressionNode* ASTBuilder::makeDivNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
expr1 = expr1->stripUnaryPlus();
expr2 = expr2->stripUnaryPlus();
- if (expr1->isNumber() && expr2->isNumber())
- return createNumber(location, static_cast<NumberNode*>(expr1)->value() / static_cast<NumberNode*>(expr2)->value());
- return new (m_vm) DivNode(location, expr1, expr2, rightHasAssignments);
+ if (expr1->isNumber() && expr2->isNumber()) {
+ const NumberNode& numberExpr1 = static_cast<NumberNode&>(*expr1);
+ const NumberNode& numberExpr2 = static_cast<NumberNode&>(*expr2);
+ double result = numberExpr1.value() / numberExpr2.value();
+ if (static_cast<int64_t>(result) == result)
+ return createNumberFromBinaryOperation(location, result, numberExpr1, numberExpr2);
+ return createDoubleLikeNumber(location, result);
+ }
+ return new (m_parserArena) DivNode(location, expr1, expr2, rightHasAssignments);
}
ExpressionNode* ASTBuilder::makeModNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
{
expr1 = expr1->stripUnaryPlus();
expr2 = expr2->stripUnaryPlus();
-
- if (expr1->isNumber() && expr2->isNumber())
- return createNumber(location, fmod(static_cast<NumberNode*>(expr1)->value(), static_cast<NumberNode*>(expr2)->value()));
- return new (m_vm) ModNode(location, expr1, expr2, rightHasAssignments);
+
+ if (expr1->isNumber() && expr2->isNumber()) {
+ const NumberNode& numberExpr1 = static_cast<NumberNode&>(*expr1);
+ const NumberNode& numberExpr2 = static_cast<NumberNode&>(*expr2);
+ return createIntegerLikeNumber(location, fmod(numberExpr1.value(), numberExpr2.value()));
+ }
+ return new (m_parserArena) ModNode(location, expr1, expr2, rightHasAssignments);
}
ExpressionNode* ASTBuilder::makeAddNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
{
- if (expr1->isNumber() && expr2->isNumber())
- return createNumber(location, static_cast<NumberNode*>(expr1)->value() + static_cast<NumberNode*>(expr2)->value());
- return new (m_vm) AddNode(location, expr1, expr2, rightHasAssignments);
+
+ if (expr1->isNumber() && expr2->isNumber()) {
+ const NumberNode& numberExpr1 = static_cast<NumberNode&>(*expr1);
+ const NumberNode& numberExpr2 = static_cast<NumberNode&>(*expr2);
+ return createNumberFromBinaryOperation(location, numberExpr1.value() + numberExpr2.value(), numberExpr1, numberExpr2);
+ }
+ return new (m_parserArena) AddNode(location, expr1, expr2, rightHasAssignments);
}
ExpressionNode* ASTBuilder::makeSubNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
expr1 = expr1->stripUnaryPlus();
expr2 = expr2->stripUnaryPlus();
- if (expr1->isNumber() && expr2->isNumber())
- return createNumber(location, static_cast<NumberNode*>(expr1)->value() - static_cast<NumberNode*>(expr2)->value());
- return new (m_vm) SubNode(location, expr1, expr2, rightHasAssignments);
+ if (expr1->isNumber() && expr2->isNumber()) {
+ const NumberNode& numberExpr1 = static_cast<NumberNode&>(*expr1);
+ const NumberNode& numberExpr2 = static_cast<NumberNode&>(*expr2);
+ return createNumberFromBinaryOperation(location, numberExpr1.value() - numberExpr2.value(), numberExpr1, numberExpr2);
+ }
+ return new (m_parserArena) SubNode(location, expr1, expr2, rightHasAssignments);
}
ExpressionNode* ASTBuilder::makeLeftShiftNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
{
- if (expr1->isNumber() && expr2->isNumber())
- return createNumber(location, toInt32(static_cast<NumberNode*>(expr1)->value()) << (toUInt32(static_cast<NumberNode*>(expr2)->value()) & 0x1f));
- return new (m_vm) LeftShiftNode(location, expr1, expr2, rightHasAssignments);
+ if (expr1->isNumber() && expr2->isNumber()) {
+ const NumberNode& numberExpr1 = static_cast<NumberNode&>(*expr1);
+ const NumberNode& numberExpr2 = static_cast<NumberNode&>(*expr2);
+ return createIntegerLikeNumber(location, toInt32(numberExpr1.value()) << (toUInt32(numberExpr2.value()) & 0x1f));
+ }
+ return new (m_parserArena) LeftShiftNode(location, expr1, expr2, rightHasAssignments);
}
ExpressionNode* ASTBuilder::makeRightShiftNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
{
- if (expr1->isNumber() && expr2->isNumber())
- return createNumber(location, toInt32(static_cast<NumberNode*>(expr1)->value()) >> (toUInt32(static_cast<NumberNode*>(expr2)->value()) & 0x1f));
- return new (m_vm) RightShiftNode(location, expr1, expr2, rightHasAssignments);
+ if (expr1->isNumber() && expr2->isNumber()) {
+ const NumberNode& numberExpr1 = static_cast<NumberNode&>(*expr1);
+ const NumberNode& numberExpr2 = static_cast<NumberNode&>(*expr2);
+ return createIntegerLikeNumber(location, toInt32(numberExpr1.value()) >> (toUInt32(numberExpr2.value()) & 0x1f));
+ }
+ return new (m_parserArena) RightShiftNode(location, expr1, expr2, rightHasAssignments);
}
ExpressionNode* ASTBuilder::makeURightShiftNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
{
- if (expr1->isNumber() && expr2->isNumber())
- return createNumber(location, toUInt32(static_cast<NumberNode*>(expr1)->value()) >> (toUInt32(static_cast<NumberNode*>(expr2)->value()) & 0x1f));
- return new (m_vm) UnsignedRightShiftNode(location, expr1, expr2, rightHasAssignments);
+ if (expr1->isNumber() && expr2->isNumber()) {
+ const NumberNode& numberExpr1 = static_cast<NumberNode&>(*expr1);
+ const NumberNode& numberExpr2 = static_cast<NumberNode&>(*expr2);
+ return createIntegerLikeNumber(location, toUInt32(numberExpr1.value()) >> (toUInt32(numberExpr2.value()) & 0x1f));
+ }
+ return new (m_parserArena) UnsignedRightShiftNode(location, expr1, expr2, rightHasAssignments);
}
ExpressionNode* ASTBuilder::makeBitOrNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
{
- if (expr1->isNumber() && expr2->isNumber())
- return createNumber(location, toInt32(static_cast<NumberNode*>(expr1)->value()) | toInt32(static_cast<NumberNode*>(expr2)->value()));
- return new (m_vm) BitOrNode(location, expr1, expr2, rightHasAssignments);
+ if (expr1->isNumber() && expr2->isNumber()) {
+ const NumberNode& numberExpr1 = static_cast<NumberNode&>(*expr1);
+ const NumberNode& numberExpr2 = static_cast<NumberNode&>(*expr2);
+ return createIntegerLikeNumber(location, toInt32(numberExpr1.value()) | toInt32(numberExpr2.value()));
+ }
+ return new (m_parserArena) BitOrNode(location, expr1, expr2, rightHasAssignments);
}
ExpressionNode* ASTBuilder::makeBitAndNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
{
- if (expr1->isNumber() && expr2->isNumber())
- return createNumber(location, toInt32(static_cast<NumberNode*>(expr1)->value()) & toInt32(static_cast<NumberNode*>(expr2)->value()));
- return new (m_vm) BitAndNode(location, expr1, expr2, rightHasAssignments);
+ if (expr1->isNumber() && expr2->isNumber()) {
+ const NumberNode& numberExpr1 = static_cast<NumberNode&>(*expr1);
+ const NumberNode& numberExpr2 = static_cast<NumberNode&>(*expr2);
+ return createIntegerLikeNumber(location, toInt32(numberExpr1.value()) & toInt32(numberExpr2.value()));
+ }
+ return new (m_parserArena) BitAndNode(location, expr1, expr2, rightHasAssignments);
}
ExpressionNode* ASTBuilder::makeBitXOrNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
{
- if (expr1->isNumber() && expr2->isNumber())
- return createNumber(location, toInt32(static_cast<NumberNode*>(expr1)->value()) ^ toInt32(static_cast<NumberNode*>(expr2)->value()));
- return new (m_vm) BitXOrNode(location, expr1, expr2, rightHasAssignments);
+ if (expr1->isNumber() && expr2->isNumber()) {
+ const NumberNode& numberExpr1 = static_cast<NumberNode&>(*expr1);
+ const NumberNode& numberExpr2 = static_cast<NumberNode&>(*expr2);
+ return createIntegerLikeNumber(location, toInt32(numberExpr1.value()) ^ toInt32(numberExpr2.value()));
+ }
+ return new (m_parserArena) BitXOrNode(location, expr1, expr2, rightHasAssignments);
}
ExpressionNode* ASTBuilder::makeFunctionCallNode(const JSTokenLocation& location, ExpressionNode* func, ArgumentsNode* args, const JSTextPosition& divotStart, const JSTextPosition& divot, const JSTextPosition& divotEnd)
{
ASSERT(divot.offset >= divot.lineStartOffset);
if (!func->isLocation())
- return new (m_vm) FunctionCallValueNode(location, func, args, divot, divotStart, divotEnd);
+ return new (m_parserArena) FunctionCallValueNode(location, func, args, divot, divotStart, divotEnd);
if (func->isResolveNode()) {
ResolveNode* resolve = static_cast<ResolveNode*>(func);
const Identifier& identifier = resolve->identifier();
if (identifier == m_vm->propertyNames->eval) {
usesEval();
- return new (m_vm) EvalFunctionCallNode(location, args, divot, divotStart, divotEnd);
+ return new (m_parserArena) EvalFunctionCallNode(location, args, divot, divotStart, divotEnd);
}
- return new (m_vm) FunctionCallResolveNode(location, identifier, args, divot, divotStart, divotEnd);
+ if (BytecodeIntrinsicNode::EmitterType emitter = m_vm->propertyNames->bytecodeIntrinsicRegistry().lookup(identifier))
+ return new (m_parserArena) BytecodeIntrinsicNode(location, emitter, identifier, args, divot, divotStart, divotEnd);
+ return new (m_parserArena) FunctionCallResolveNode(location, identifier, args, divot, divotStart, divotEnd);
}
if (func->isBracketAccessorNode()) {
BracketAccessorNode* bracket = static_cast<BracketAccessorNode*>(func);
- FunctionCallBracketNode* node = new (m_vm) FunctionCallBracketNode(location, bracket->base(), bracket->subscript(), args, divot, divotStart, divotEnd);
+ FunctionCallBracketNode* node = new (m_parserArena) FunctionCallBracketNode(location, bracket->base(), bracket->subscript(), bracket->subscriptHasAssignments(), args, divot, divotStart, divotEnd);
node->setSubexpressionInfo(bracket->divot(), bracket->divotEnd().offset);
return node;
}
DotAccessorNode* dot = static_cast<DotAccessorNode*>(func);
FunctionCallDotNode* node;
if (dot->identifier() == m_vm->propertyNames->builtinNames().callPublicName() || dot->identifier() == m_vm->propertyNames->builtinNames().callPrivateName())
- node = new (m_vm) CallFunctionCallDotNode(location, dot->base(), dot->identifier(), args, divot, divotStart, divotEnd);
+ node = new (m_parserArena) CallFunctionCallDotNode(location, dot->base(), dot->identifier(), args, divot, divotStart, divotEnd);
else if (dot->identifier() == m_vm->propertyNames->builtinNames().applyPublicName() || dot->identifier() == m_vm->propertyNames->builtinNames().applyPrivateName())
- node = new (m_vm) ApplyFunctionCallDotNode(location, dot->base(), dot->identifier(), args, divot, divotStart, divotEnd);
+ node = new (m_parserArena) ApplyFunctionCallDotNode(location, dot->base(), dot->identifier(), args, divot, divotStart, divotEnd);
else
- node = new (m_vm) FunctionCallDotNode(location, dot->base(), dot->identifier(), args, divot, divotStart, divotEnd);
+ node = new (m_parserArena) FunctionCallDotNode(location, dot->base(), dot->identifier(), args, divot, divotStart, divotEnd);
node->setSubexpressionInfo(dot->divot(), dot->divotEnd().offset);
return node;
}
{
switch (token) {
case OR:
- return new (m_vm) LogicalOpNode(location, lhs.first, rhs.first, OpLogicalOr);
+ return new (m_parserArena) LogicalOpNode(location, lhs.first, rhs.first, OpLogicalOr);
case AND:
- return new (m_vm) LogicalOpNode(location, lhs.first, rhs.first, OpLogicalAnd);
+ return new (m_parserArena) LogicalOpNode(location, lhs.first, rhs.first, OpLogicalAnd);
case BITOR:
return makeBitOrNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
return makeBitAndNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
case EQEQ:
- return new (m_vm) EqualNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
+ return new (m_parserArena) EqualNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
case NE:
- return new (m_vm) NotEqualNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
+ return new (m_parserArena) NotEqualNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
case STREQ:
- return new (m_vm) StrictEqualNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
+ return new (m_parserArena) StrictEqualNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
case STRNEQ:
- return new (m_vm) NotStrictEqualNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
+ return new (m_parserArena) NotStrictEqualNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
case LT:
- return new (m_vm) LessNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
+ return new (m_parserArena) LessNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
case GT:
- return new (m_vm) GreaterNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
+ return new (m_parserArena) GreaterNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
case LE:
- return new (m_vm) LessEqNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
+ return new (m_parserArena) LessEqNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
case GE:
- return new (m_vm) GreaterEqNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
+ return new (m_parserArena) GreaterEqNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
case INSTANCEOF: {
- InstanceOfNode* node = new (m_vm) InstanceOfNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
+ InstanceOfNode* node = new (m_parserArena) InstanceOfNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
setExceptionLocation(node, lhs.second.start, rhs.second.start, rhs.second.end);
return node;
}
case INTOKEN: {
- InNode* node = new (m_vm) InNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
+ InNode* node = new (m_parserArena) InNode(location, lhs.first, rhs.first, rhs.second.hasAssignment);
setExceptionLocation(node, lhs.second.start, rhs.second.start, rhs.second.end);
return node;
}
ExpressionNode* ASTBuilder::makeAssignNode(const JSTokenLocation& location, ExpressionNode* loc, Operator op, ExpressionNode* expr, bool locHasAssignments, bool exprHasAssignments, const JSTextPosition& start, const JSTextPosition& divot, const JSTextPosition& end)
{
if (!loc->isLocation())
- return new (m_vm) AssignErrorNode(location, divot, start, end);
+ return new (m_parserArena) AssignErrorNode(location, divot, start, end);
if (loc->isResolveNode()) {
ResolveNode* resolve = static_cast<ResolveNode*>(loc);
if (op == OpEqual) {
if (expr->isFuncExprNode())
static_cast<FuncExprNode*>(expr)->body()->setInferredName(resolve->identifier());
- AssignResolveNode* node = new (m_vm) AssignResolveNode(location, resolve->identifier(), expr);
+ AssignResolveNode* node = new (m_parserArena) AssignResolveNode(location, resolve->identifier(), expr);
setExceptionLocation(node, start, divot, end);
return node;
}
- return new (m_vm) ReadModifyResolveNode(location, resolve->identifier(), op, expr, exprHasAssignments, divot, start, end);
+ return new (m_parserArena) ReadModifyResolveNode(location, resolve->identifier(), op, expr, exprHasAssignments, divot, start, end);
}
if (loc->isBracketAccessorNode()) {
BracketAccessorNode* bracket = static_cast<BracketAccessorNode*>(loc);
if (op == OpEqual)
- return new (m_vm) AssignBracketNode(location, bracket->base(), bracket->subscript(), expr, locHasAssignments, exprHasAssignments, bracket->divot(), start, end);
- ReadModifyBracketNode* node = new (m_vm) ReadModifyBracketNode(location, bracket->base(), bracket->subscript(), op, expr, locHasAssignments, exprHasAssignments, divot, start, end);
+ return new (m_parserArena) AssignBracketNode(location, bracket->base(), bracket->subscript(), expr, locHasAssignments, exprHasAssignments, bracket->divot(), start, end);
+ ReadModifyBracketNode* node = new (m_parserArena) ReadModifyBracketNode(location, bracket->base(), bracket->subscript(), op, expr, locHasAssignments, exprHasAssignments, divot, start, end);
node->setSubexpressionInfo(bracket->divot(), bracket->divotEnd().offset);
return node;
}
if (op == OpEqual) {
if (expr->isFuncExprNode())
static_cast<FuncExprNode*>(expr)->body()->setInferredName(dot->identifier());
- return new (m_vm) AssignDotNode(location, dot->base(), dot->identifier(), expr, exprHasAssignments, dot->divot(), start, end);
+ return new (m_parserArena) AssignDotNode(location, dot->base(), dot->identifier(), expr, exprHasAssignments, dot->divot(), start, end);
}
- ReadModifyDotNode* node = new (m_vm) ReadModifyDotNode(location, dot->base(), dot->identifier(), op, expr, exprHasAssignments, divot, start, end);
+ ReadModifyDotNode* node = new (m_parserArena) ReadModifyDotNode(location, dot->base(), dot->identifier(), op, expr, exprHasAssignments, divot, start, end);
node->setSubexpressionInfo(dot->divot(), dot->divotEnd().offset);
return node;
}
ExpressionNode* ASTBuilder::makePrefixNode(const JSTokenLocation& location, ExpressionNode* expr, Operator op, const JSTextPosition& start, const JSTextPosition& divot, const JSTextPosition& end)
{
- return new (m_vm) PrefixNode(location, expr, op, divot, start, end);
+ return new (m_parserArena) PrefixNode(location, expr, op, divot, start, end);
}
ExpressionNode* ASTBuilder::makePostfixNode(const JSTokenLocation& location, ExpressionNode* expr, Operator op, const JSTextPosition& start, const JSTextPosition& divot, const JSTextPosition& end)
{
- return new (m_vm) PostfixNode(location, expr, op, divot, start, end);
+ return new (m_parserArena) PostfixNode(location, expr, op, divot, start, end);
}
}
projects / apple / javascriptcore.git / blobdiff