src/parser.cc - Issue 10534006: Remove TLS access for current Zone.

Unified Diff: src/parser.cc

Issue 10534006: Remove TLS access for current Zone. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: Review. Created 8 years, 6 months ago

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Index: src/parser.cc

diff --git a/src/parser.cc b/src/parser.cc

index 778527ff548b4be1eb0377da38e579f1dc73a50d..ff8ed147e1bf752e7aefdeb578bf74a38f8bb81f 100644

--- a/src/parser.cc

+++ b/src/parser.cc

@@ -103,7 +103,7 @@ void RegExpBuilder::FlushCharacters() {

if (characters_ != NULL) {

RegExpTree* atom = new(zone()) RegExpAtom(characters_->ToConstVector());

characters_ = NULL;

- text_.Add(atom);

+ text_.Add(atom, zone());

LAST(ADD_ATOM);

}

@@ -115,12 +115,12 @@ void RegExpBuilder::FlushText() {

if (num_text == 0) {

return;

} else if (num_text == 1) {

- terms_.Add(text_.last());

+ terms_.Add(text_.last(), zone());

} else {

- RegExpText* text = new(zone()) RegExpText();

+ RegExpText* text = new(zone()) RegExpText(zone());

for (int i = 0; i < num_text; i++)

- text_.Get(i)->AppendToText(text);

- terms_.Add(text);

+ text_.Get(i)->AppendToText(text, zone());

+ terms_.Add(text, zone());

}

text_.Clear();

}

@@ -129,9 +129,9 @@ void RegExpBuilder::FlushText() {

void RegExpBuilder::AddCharacter(uc16 c) {

pending_empty_ = false;

if (characters_ == NULL) {

- characters_ = new(zone()) ZoneList<uc16>(4);

+ characters_ = new(zone()) ZoneList<uc16>(4, zone());

}

- characters_->Add(c);

+ characters_->Add(c, zone());

LAST(ADD_CHAR);

}

@@ -148,10 +148,10 @@ void RegExpBuilder::AddAtom(RegExpTree* term) {

}

if (term->IsTextElement()) {

FlushCharacters();

- text_.Add(term);

+ text_.Add(term, zone());

} else {

FlushText();

- terms_.Add(term);

+ terms_.Add(term, zone());

}

LAST(ADD_ATOM);

}

@@ -159,7 +159,7 @@ void RegExpBuilder::AddAtom(RegExpTree* term) {

void RegExpBuilder::AddAssertion(RegExpTree* assert) {

FlushText();

- terms_.Add(assert);

+ terms_.Add(assert, zone());

LAST(ADD_ASSERT);

}

@@ -178,9 +178,9 @@ void RegExpBuilder::FlushTerms() {

} else if (num_terms == 1) {

alternative = terms_.last();

} else {

- alternative = new(zone()) RegExpAlternative(terms_.GetList());

+ alternative = new(zone()) RegExpAlternative(terms_.GetList(zone()));

}

- alternatives_.Add(alternative);

+ alternatives_.Add(alternative, zone());

terms_.Clear();

LAST(ADD_NONE);

}

@@ -195,7 +195,7 @@ RegExpTree* RegExpBuilder::ToRegExp() {

if (num_alternatives == 1) {

return alternatives_.last();

}

- return new(zone()) RegExpDisjunction(alternatives_.GetList());

+ return new(zone()) RegExpDisjunction(alternatives_.GetList(zone()));

}

@@ -214,7 +214,7 @@ void RegExpBuilder::AddQuantifierToAtom(int min,

int num_chars = char_vector.length();

if (num_chars > 1) {

Vector<const uc16> prefix = char_vector.SubVector(0, num_chars - 1);

- text_.Add(new(zone()) RegExpAtom(prefix));

+ text_.Add(new(zone()) RegExpAtom(prefix), zone());

char_vector = char_vector.SubVector(num_chars - 1, num_chars);

}

characters_ = NULL;

@@ -233,7 +233,7 @@ void RegExpBuilder::AddQuantifierToAtom(int min,

if (min == 0) {

return;

}

- terms_.Add(atom);

+ terms_.Add(atom, zone());

return;

}

} else {

@@ -241,7 +241,7 @@ void RegExpBuilder::AddQuantifierToAtom(int min,

UNREACHABLE();

return;

}

- terms_.Add(new(zone()) RegExpQuantifier(min, max, type, atom));

+ terms_.Add(new(zone()) RegExpQuantifier(min, max, type, atom), zone());

LAST(ADD_TERM);

}

@@ -270,7 +270,7 @@ Handle<String> Parser::LookupCachedSymbol(int symbol_id) {

if (symbol_cache_.length() <= symbol_id) {

// Increase length to index + 1.

symbol_cache_.AddBlock(Handle<String>::null(),

- symbol_id + 1 - symbol_cache_.length());

+ symbol_id + 1 - symbol_cache_.length(), zone());

}

Handle<String> result = symbol_cache_.at(symbol_id);

if (result.is_null()) {

@@ -408,7 +408,7 @@ unsigned* ScriptDataImpl::ReadAddress(int position) {

Scope* Parser::NewScope(Scope* parent, ScopeType type) {

- Scope* result = new(zone()) Scope(parent, type);

+ Scope* result = new(zone()) Scope(parent, type, zone());

result->Initialize();

return result;

}

@@ -538,7 +538,7 @@ Parser::Parser(Handle<Script> script,

ScriptDataImpl* pre_data,

Zone* zone)

: isolate_(script->GetIsolate()),

- symbol_cache_(pre_data ? pre_data->symbol_count() : 0),

+ symbol_cache_(pre_data ? pre_data->symbol_count() : 0, zone),

script_(script),

scanner_(isolate_->unicode_cache()),

reusable_preparser_(NULL),

@@ -570,7 +570,7 @@ FunctionLiteral* Parser::ParseProgram(CompilationInfo* info) {

HistogramTimerScope timer(isolate()->counters()->parse());

Handle<String> source(String::cast(script_->source()));

isolate()->counters()->total_parse_size()->Increment(source->length());

- fni_ = new(zone()) FuncNameInferrer(isolate());

+ fni_ = new(zone()) FuncNameInferrer(isolate(), zone());

// Initialize parser state.

source->TryFlatten();

@@ -609,7 +609,8 @@ FunctionLiteral* Parser::DoParseProgram(CompilationInfo* info,

if (info->is_eval()) {

Handle<SharedFunctionInfo> shared = info->shared_info();

if (!info->is_global() && (shared.is_null() || shared->is_function())) {

- scope = Scope::DeserializeScopeChain(*info->calling_context(), scope);

+ scope = Scope::DeserializeScopeChain(*info->calling_context(), scope,

+ zone());

}

if (!scope->is_global_scope() || info->language_mode() != CLASSIC_MODE) {

scope = NewScope(scope, EVAL_SCOPE);

@@ -619,7 +620,7 @@ FunctionLiteral* Parser::DoParseProgram(CompilationInfo* info,

scope->set_end_position(source->length());

FunctionState function_state(this, scope, isolate());

top_scope_->SetLanguageMode(info->language_mode());

- ZoneList<Statement*>* body = new(zone()) ZoneList<Statement*>(16);

+ ZoneList<Statement*>* body = new(zone()) ZoneList<Statement*>(16, zone());

bool ok = true;

int beg_loc = scanner().location().beg_pos;

ParseSourceElements(body, Token::EOS, info->is_eval(), &ok);

@@ -696,7 +697,7 @@ FunctionLiteral* Parser::ParseLazy(CompilationInfo* info,

ASSERT(target_stack_ == NULL);

Handle<String> name(String::cast(shared_info->name()));

- fni_ = new(zone()) FuncNameInferrer(isolate());

+ fni_ = new(zone()) FuncNameInferrer(isolate(), zone());

fni_->PushEnclosingName(name);

mode_ = PARSE_EAGERLY;

@@ -709,7 +710,8 @@ FunctionLiteral* Parser::ParseLazy(CompilationInfo* info,

Scope* scope = NewScope(top_scope_, GLOBAL_SCOPE);

info->SetGlobalScope(scope);

if (!info->closure().is_null()) {

- scope = Scope::DeserializeScopeChain(info->closure()->context(), scope);

+ scope = Scope::DeserializeScopeChain(info->closure()->context(), scope,

+ zone());

}

FunctionState function_state(this, scope, isolate());

ASSERT(scope->language_mode() != STRICT_MODE || !info->is_classic_mode());

@@ -944,12 +946,13 @@ class InitializationBlockFinder : public ParserFinder {

// function contains only assignments of this type.

class ThisNamedPropertyAssignmentFinder : public ParserFinder {

public:

- explicit ThisNamedPropertyAssignmentFinder(Isolate* isolate)

+ ThisNamedPropertyAssignmentFinder(Isolate* isolate, Zone* zone)

: isolate_(isolate),

only_simple_this_property_assignments_(true),

- names_(0),

- assigned_arguments_(0),

- assigned_constants_(0) {

+ names_(0, zone),

+ assigned_arguments_(0, zone),

+ assigned_constants_(0, zone),

+ zone_(zone) {

}

void Update(Scope* scope, Statement* stat) {

@@ -1058,9 +1061,9 @@ class ThisNamedPropertyAssignmentFinder : public ParserFinder {

return;

}

- names_.Add(name);

- assigned_arguments_.Add(index);

- assigned_constants_.Add(isolate_->factory()->undefined_value());

+ names_.Add(name, zone());

+ assigned_arguments_.Add(index, zone());

+ assigned_constants_.Add(isolate_->factory()->undefined_value(), zone());

}

void AssignmentFromConstant(Handle<String> name, Handle<Object> value) {

@@ -1072,9 +1075,9 @@ class ThisNamedPropertyAssignmentFinder : public ParserFinder {

return;

}

- names_.Add(name);

- assigned_arguments_.Add(-1);

- assigned_constants_.Add(value);

+ names_.Add(name, zone());

+ assigned_arguments_.Add(-1, zone());

+ assigned_constants_.Add(value, zone());

}

void AssignmentFromSomethingElse() {

@@ -1086,17 +1089,20 @@ class ThisNamedPropertyAssignmentFinder : public ParserFinder {

if (names_.capacity() == 0) {

ASSERT(assigned_arguments_.capacity() == 0);

ASSERT(assigned_constants_.capacity() == 0);

- names_.Initialize(4);

- assigned_arguments_.Initialize(4);

- assigned_constants_.Initialize(4);

+ names_.Initialize(4, zone());

+ assigned_arguments_.Initialize(4, zone());

+ assigned_constants_.Initialize(4, zone());

}

+ Zone* zone() const { return zone_; }

Isolate* isolate_;

bool only_simple_this_property_assignments_;

ZoneStringList names_;

ZoneList<int> assigned_arguments_;

ZoneObjectList assigned_constants_;

+ Zone* zone_;

};

@@ -1115,7 +1121,8 @@ void* Parser::ParseSourceElements(ZoneList<Statement*>* processor,

ASSERT(processor != NULL);

InitializationBlockFinder block_finder(top_scope_, target_stack_);

- ThisNamedPropertyAssignmentFinder this_property_assignment_finder(isolate());

+ ThisNamedPropertyAssignmentFinder this_property_assignment_finder(isolate(),

+ zone());

bool directive_prologue = true; // Parsing directive prologue.

while (peek() != end_token) {

@@ -1173,7 +1180,7 @@ void* Parser::ParseSourceElements(ZoneList<Statement*>* processor,

if (top_scope_->is_function_scope()) {

this_property_assignment_finder.Update(top_scope_, stat);

}

- processor->Add(stat);

+ processor->Add(stat, zone());

}

// Propagate the collected information on this property assignments.

@@ -1244,7 +1251,7 @@ Block* Parser::ParseModuleDeclaration(ZoneStringList* names, bool* ok) {

// 'module' Identifier Module

// Create new block with one expected declaration.

- Block* block = factory()->NewBlock(NULL, 1, true);

+ Block* block = factory()->NewBlock(NULL, 1, true, zone());

Handle<String> name = ParseIdentifier(CHECK_OK);

#ifdef DEBUG

@@ -1270,7 +1277,7 @@ Block* Parser::ParseModuleDeclaration(ZoneStringList* names, bool* ok) {

// TODO(rossberg): Add initialization statement to block.

- if (names) names->Add(name);

+ if (names) names->Add(name, zone());

return block;

}

@@ -1307,7 +1314,7 @@ Module* Parser::ParseModuleLiteral(bool* ok) {

// '{' ModuleElement '}'

// Construct block expecting 16 statements.

- Block* body = factory()->NewBlock(NULL, 16, false);

+ Block* body = factory()->NewBlock(NULL, 16, false, zone());

#ifdef DEBUG

if (FLAG_print_interface_details) PrintF("# Literal ");

#endif

@@ -1319,7 +1326,7 @@ Module* Parser::ParseModuleLiteral(bool* ok) {

{

BlockState block_state(this, scope);

- TargetCollector collector;

+ TargetCollector collector(zone());

Target target(&this->target_stack_, &collector);

Target target_body(&this->target_stack_, body);

InitializationBlockFinder block_finder(top_scope_, target_stack_);

@@ -1364,7 +1371,7 @@ Module* Parser::ParseModulePath(bool* ok) {

PrintF("# Path .%s ", name->ToAsciiArray());

#endif

Module* member = factory()->NewModulePath(result, name);

- result->interface()->Add(name, member->interface(), ok);

+ result->interface()->Add(name, member->interface(), ok, zone());

if (!*ok) {

#ifdef DEBUG

if (FLAG_print_interfaces) {

@@ -1395,7 +1402,8 @@ Module* Parser::ParseModuleVariable(bool* ok) {

PrintF("# Module variable %s ", name->ToAsciiArray());

#endif

VariableProxy* proxy = top_scope_->NewUnresolved(

- factory(), name, scanner().location().beg_pos, Interface::NewModule());

+ factory(), name, scanner().location().beg_pos,

+ Interface::NewModule(zone()));

return factory()->NewModuleVariable(proxy);

}

@@ -1444,14 +1452,14 @@ Block* Parser::ParseImportDeclaration(bool* ok) {

// TODO(ES6): implement destructuring ImportSpecifiers

Expect(Token::IMPORT, CHECK_OK);

- ZoneStringList names(1);

+ ZoneStringList names(1, zone());

Handle<String> name = ParseIdentifierName(CHECK_OK);

- names.Add(name);

+ names.Add(name, zone());

while (peek() == Token::COMMA) {

Consume(Token::COMMA);

name = ParseIdentifierName(CHECK_OK);

- names.Add(name);

+ names.Add(name, zone());

}

ExpectContextualKeyword("from", CHECK_OK);

@@ -1460,14 +1468,14 @@ Block* Parser::ParseImportDeclaration(bool* ok) {

// Generate a separate declaration for each identifier.

// TODO(ES6): once we implement destructuring, make that one declaration.

- Block* block = factory()->NewBlock(NULL, 1, true);

+ Block* block = factory()->NewBlock(NULL, 1, true, zone());

for (int i = 0; i < names.length(); ++i) {

#ifdef DEBUG

if (FLAG_print_interface_details)

PrintF("# Import %s ", names[i]->ToAsciiArray());

#endif

- Interface* interface = Interface::NewUnknown();

- module->interface()->Add(names[i], interface, ok);

+ Interface* interface = Interface::NewUnknown(zone());

+ module->interface()->Add(names[i], interface, ok, zone());

if (!*ok) {

#ifdef DEBUG

if (FLAG_print_interfaces) {

@@ -1502,17 +1510,17 @@ Statement* Parser::ParseExportDeclaration(bool* ok) {

Expect(Token::EXPORT, CHECK_OK);

Statement* result = NULL;

- ZoneStringList names(1);

+ ZoneStringList names(1, zone());

switch (peek()) {

case Token::IDENTIFIER: {

Handle<String> name = ParseIdentifier(CHECK_OK);

// Handle 'module' as a context-sensitive keyword.

if (!name->IsEqualTo(CStrVector("module"))) {

- names.Add(name);

+ names.Add(name, zone());

while (peek() == Token::COMMA) {

Consume(Token::COMMA);

name = ParseIdentifier(CHECK_OK);

- names.Add(name);

+ names.Add(name, zone());

}

ExpectSemicolon(CHECK_OK);

result = factory()->NewEmptyStatement();

@@ -1545,8 +1553,10 @@ Statement* Parser::ParseExportDeclaration(bool* ok) {

if (FLAG_print_interface_details)

PrintF("# Export %s ", names[i]->ToAsciiArray());

#endif

- Interface* inner = Interface::NewUnknown();

- interface->Add(names[i], inner, CHECK_OK);

+ Interface* inner = Interface::NewUnknown(zone());

+ interface->Add(names[i], inner, ok, zone());

+ if (!*ok)

+ return NULL;

VariableProxy* proxy = NewUnresolved(names[i], LET, inner);

USE(proxy);

// TODO(rossberg): Rethink whether we actually need to store export

@@ -1673,7 +1683,7 @@ Statement* Parser::ParseStatement(ZoneStringList* labels, bool* ok) {

// one must take great care not to treat it as a

// fall-through. It is much easier just to wrap the entire

// try-statement in a statement block and put the labels there

- Block* result = factory()->NewBlock(labels, 1, false);

+ Block* result = factory()->NewBlock(labels, 1, false, zone());

Target target(&this->target_stack_, result);

TryStatement* statement = ParseTryStatement(CHECK_OK);

if (statement) {

@@ -1872,7 +1882,7 @@ void Parser::Declare(Declaration* declaration, bool resolve, bool* ok) {

if (FLAG_print_interface_details)

PrintF("# Declare %s\n", var->name()->ToAsciiArray());

#endif

- proxy->interface()->Unify(var->interface(), &ok);

+ proxy->interface()->Unify(var->interface(), &ok, zone());

if (!ok) {

#ifdef DEBUG

if (FLAG_print_interfaces) {

@@ -1971,7 +1981,7 @@ Statement* Parser::ParseFunctionDeclaration(ZoneStringList* names, bool* ok) {

Declaration* declaration =

factory()->NewFunctionDeclaration(proxy, mode, fun, top_scope_);

Declare(declaration, true, CHECK_OK);

- if (names) names->Add(name);

+ if (names) names->Add(name, zone());

return factory()->NewEmptyStatement();

}

@@ -1986,7 +1996,7 @@ Block* Parser::ParseBlock(ZoneStringList* labels, bool* ok) {

// (ECMA-262, 3rd, 12.2)

// Construct block expecting 16 statements.

- Block* result = factory()->NewBlock(labels, 16, false);

+ Block* result = factory()->NewBlock(labels, 16, false, zone());

Target target(&this->target_stack_, result);

Expect(Token::LBRACE, CHECK_OK);

InitializationBlockFinder block_finder(top_scope_, target_stack_);

@@ -2009,14 +2019,14 @@ Block* Parser::ParseScopedBlock(ZoneStringList* labels, bool* ok) {

// '{' BlockElement* '}'

// Construct block expecting 16 statements.

- Block* body = factory()->NewBlock(labels, 16, false);

+ Block* body = factory()->NewBlock(labels, 16, false, zone());

Scope* block_scope = NewScope(top_scope_, BLOCK_SCOPE);

// Parse the statements and collect escaping labels.

Expect(Token::LBRACE, CHECK_OK);

block_scope->set_start_position(scanner().location().beg_pos);

{ BlockState block_state(this, block_scope);

- TargetCollector collector;

+ TargetCollector collector(zone());

Target target(&this->target_stack_, &collector);

Target target_body(&this->target_stack_, body);

InitializationBlockFinder block_finder(top_scope_, target_stack_);

@@ -2166,7 +2176,7 @@ Block* Parser::ParseVariableDeclarations(

// is inside an initializer block, it is ignored.

// Create new block with one expected declaration.

- Block* block = factory()->NewBlock(NULL, 1, true);

+ Block* block = factory()->NewBlock(NULL, 1, true, zone());

int nvars = 0; // the number of variables declared

Handle<String> name;

do {

@@ -2210,7 +2220,7 @@ Block* Parser::ParseVariableDeclarations(

*ok = false;

return NULL;

}

- if (names) names->Add(name);

+ if (names) names->Add(name, zone());

// Parse initialization expression if present and/or needed. A

// declaration of the form:

@@ -2289,13 +2299,14 @@ Block* Parser::ParseVariableDeclarations(

// properties defined in prototype objects.

if (initialization_scope->is_global_scope()) {

// Compute the arguments for the runtime call.

- ZoneList<Expression*>* arguments = new(zone()) ZoneList<Expression*>(3);

+ ZoneList<Expression*>* arguments =

+ new(zone()) ZoneList<Expression*>(3, zone());

// We have at least 1 parameter.

- arguments->Add(factory()->NewLiteral(name));

+ arguments->Add(factory()->NewLiteral(name), zone());

CallRuntime* initialize;

if (is_const) {

- arguments->Add(value);

+ arguments->Add(value, zone());

value = NULL; // zap the value to avoid the unnecessary assignment

// Construct the call to Runtime_InitializeConstGlobal

@@ -2310,14 +2321,14 @@ Block* Parser::ParseVariableDeclarations(

// Add strict mode.

// We may want to pass singleton to avoid Literal allocations.

LanguageMode language_mode = initialization_scope->language_mode();

- arguments->Add(factory()->NewNumberLiteral(language_mode));

+ arguments->Add(factory()->NewNumberLiteral(language_mode), zone());

// Be careful not to assign a value to the global variable if

// we're in a with. The initialization value should not

// necessarily be stored in the global object in that case,

// which is why we need to generate a separate assignment node.

if (value != NULL && !inside_with()) {

- arguments->Add(value);

+ arguments->Add(value, zone());

value = NULL; // zap the value to avoid the unnecessary assignment

}

@@ -2417,8 +2428,10 @@ Statement* Parser::ParseExpressionOrLabelledStatement(ZoneStringList* labels,

*ok = false;

return NULL;

}

- if (labels == NULL) labels = new(zone()) ZoneStringList(4);

- labels->Add(label);

+ if (labels == NULL) {

+ labels = new(zone()) ZoneStringList(4, zone());

+ }

+ labels->Add(label, zone());

// Remove the "ghost" variable that turned out to be a label

// from the top scope. This way, we don't try to resolve it

// during the scope processing.

@@ -2630,12 +2643,13 @@ CaseClause* Parser::ParseCaseClause(bool* default_seen_ptr, bool* ok) {

}

Expect(Token::COLON, CHECK_OK);

int pos = scanner().location().beg_pos;

- ZoneList<Statement*>* statements = new(zone()) ZoneList<Statement*>(5);

+ ZoneList<Statement*>* statements =

+ new(zone()) ZoneList<Statement*>(5, zone());

while (peek() != Token::CASE &&

peek() != Token::DEFAULT &&

peek() != Token::RBRACE) {

Statement* stat = ParseStatement(NULL, CHECK_OK);

- statements->Add(stat);

+ statements->Add(stat, zone());

}

return new(zone()) CaseClause(isolate(), label, statements, pos);

@@ -2656,11 +2670,11 @@ SwitchStatement* Parser::ParseSwitchStatement(ZoneStringList* labels,

Expect(Token::RPAREN, CHECK_OK);

bool default_seen = false;

- ZoneList<CaseClause*>* cases = new(zone()) ZoneList<CaseClause*>(4);

+ ZoneList<CaseClause*>* cases = new(zone()) ZoneList<CaseClause*>(4, zone());

Expect(Token::LBRACE, CHECK_OK);

while (peek() != Token::RBRACE) {

CaseClause* clause = ParseCaseClause(&default_seen, CHECK_OK);

- cases->Add(clause);

+ cases->Add(clause, zone());

}

Expect(Token::RBRACE, CHECK_OK);

@@ -2701,7 +2715,7 @@ TryStatement* Parser::ParseTryStatement(bool* ok) {

Expect(Token::TRY, CHECK_OK);

- TargetCollector try_collector;

+ TargetCollector try_collector(zone());

Block* try_block;

{ Target target(&this->target_stack_, &try_collector);

@@ -2719,7 +2733,7 @@ TryStatement* Parser::ParseTryStatement(bool* ok) {

// then we will need to collect escaping targets from the catch

// block. Since we don't know yet if there will be a finally block, we

// always collect the targets.

- TargetCollector catch_collector;

+ TargetCollector catch_collector(zone());

Scope* catch_scope = NULL;

Variable* catch_variable = NULL;

Block* catch_block = NULL;

@@ -2773,7 +2787,7 @@ TryStatement* Parser::ParseTryStatement(bool* ok) {

TryCatchStatement* statement = factory()->NewTryCatchStatement(

index, try_block, catch_scope, catch_variable, catch_block);

statement->set_escaping_targets(try_collector.targets());

- try_block = factory()->NewBlock(NULL, 1, false);

+ try_block = factory()->NewBlock(NULL, 1, false, zone());

try_block->AddStatement(statement, zone());

catch_block = NULL; // Clear to indicate it's been handled.

}

@@ -2790,7 +2804,7 @@ TryStatement* Parser::ParseTryStatement(bool* ok) {

int index = current_function_state_->NextHandlerIndex();

result = factory()->NewTryFinallyStatement(index, try_block, finally_block);

// Combine the jump targets of the try block and the possible catch block.

- try_collector.targets()->AddAll(*catch_collector.targets());

+ try_collector.targets()->AddAll(*catch_collector.targets(), zone());

}

result->set_escaping_targets(try_collector.targets());

@@ -2879,7 +2893,7 @@ Statement* Parser::ParseForStatement(ZoneStringList* labels, bool* ok) {

Statement* body = ParseStatement(NULL, CHECK_OK);

loop->Initialize(each, enumerable, body);

- Block* result = factory()->NewBlock(NULL, 2, false);

+ Block* result = factory()->NewBlock(NULL, 2, false, zone());

result->AddStatement(variable_statement, zone());

result->AddStatement(loop, zone());

top_scope_ = saved_scope;

@@ -2925,7 +2939,7 @@ Statement* Parser::ParseForStatement(ZoneStringList* labels, bool* ok) {

Expect(Token::RPAREN, CHECK_OK);

Statement* body = ParseStatement(NULL, CHECK_OK);

- Block* body_block = factory()->NewBlock(NULL, 3, false);

+ Block* body_block = factory()->NewBlock(NULL, 3, false, zone());

Assignment* assignment = factory()->NewAssignment(

Token::ASSIGN, each, temp_proxy, RelocInfo::kNoPosition);

Statement* assignment_statement =

@@ -3014,7 +3028,7 @@ Statement* Parser::ParseForStatement(ZoneStringList* labels, bool* ok) {

// for (; c; n) b

// }

ASSERT(init != NULL);

- Block* result = factory()->NewBlock(NULL, 2, false);

+ Block* result = factory()->NewBlock(NULL, 2, false, zone());

result->AddStatement(init, zone());

result->AddStatement(loop, zone());

result->set_scope(for_scope);

@@ -3459,7 +3473,7 @@ Expression* Parser::ParseNewPrefix(PositionStack* stack, bool* ok) {

if (!stack->is_empty()) {

int last = stack->pop();

result = factory()->NewCallNew(

- result, new(zone()) ZoneList<Expression*>(0), last);

+ result, new(zone()) ZoneList<Expression*>(0, zone()), last);

}

return result;

}

@@ -3649,7 +3663,7 @@ Expression* Parser::ParsePrimaryExpression(bool* ok) {

if (FLAG_print_interface_details)

PrintF("# Variable %s ", name->ToAsciiArray());

#endif

- Interface* interface = Interface::NewUnknown();

+ Interface* interface = Interface::NewUnknown(zone());

result = top_scope_->NewUnresolved(

factory(), name, scanner().location().beg_pos, interface);

break;

@@ -3749,7 +3763,7 @@ Expression* Parser::ParseArrayLiteral(bool* ok) {

// ArrayLiteral ::

// '[' Expression? (',' Expression?)* ']'

- ZoneList<Expression*>* values = new(zone()) ZoneList<Expression*>(4);

+ ZoneList<Expression*>* values = new(zone()) ZoneList<Expression*>(4, zone());

Expect(Token::LBRACK, CHECK_OK);

while (peek() != Token::RBRACK) {

Expression* elem;

@@ -3758,7 +3772,7 @@ Expression* Parser::ParseArrayLiteral(bool* ok) {

} else {

elem = ParseAssignmentExpression(true, CHECK_OK);

}

- values->Add(elem);

+ values->Add(elem, zone());

if (peek() != Token::RBRACK) {

Expect(Token::COMMA, CHECK_OK);

}

@@ -4127,7 +4141,7 @@ Expression* Parser::ParseObjectLiteral(bool* ok) {

// )*[','] '}'

ZoneList<ObjectLiteral::Property*>* properties =

- new(zone()) ZoneList<ObjectLiteral::Property*>(4);

+ new(zone()) ZoneList<ObjectLiteral::Property*>(4, zone());

int number_of_boilerplate_properties = 0;

bool has_function = false;

@@ -4164,7 +4178,7 @@ Expression* Parser::ParseObjectLiteral(bool* ok) {

}

// Validate the property.

checker.CheckProperty(property, loc, CHECK_OK);

- properties->Add(property);

+ properties->Add(property, zone());

if (peek() != Token::RBRACE) Expect(Token::COMMA, CHECK_OK);

if (fni_ != NULL) {

@@ -4232,7 +4246,7 @@ Expression* Parser::ParseObjectLiteral(bool* ok) {

if (IsBoilerplateProperty(property)) number_of_boilerplate_properties++;

// Validate the property

checker.CheckProperty(property, loc, CHECK_OK);

- properties->Add(property);

+ properties->Add(property, zone());

// TODO(1240767): Consider allowing trailing comma.

if (peek() != Token::RBRACE) Expect(Token::COMMA, CHECK_OK);

@@ -4291,12 +4305,12 @@ ZoneList<Expression*>* Parser::ParseArguments(bool* ok) {

// Arguments ::

// '(' (AssignmentExpression)*[','] ')'

- ZoneList<Expression*>* result = new(zone()) ZoneList<Expression*>(4);

+ ZoneList<Expression*>* result = new(zone()) ZoneList<Expression*>(4, zone());

Expect(Token::LPAREN, CHECK_OK);

bool done = (peek() == Token::RPAREN);

while (!done) {

Expression* argument = ParseAssignmentExpression(true, CHECK_OK);

- result->Add(argument);

+ result->Add(argument, zone());

if (result->length() > kMaxNumFunctionParameters) {

ReportMessageAt(scanner().location(), "too_many_arguments",

Vector<const char*>::empty());

@@ -4585,7 +4599,7 @@ FunctionLiteral* Parser::ParseFunctionLiteral(Handle<String> function_name,

}

if (!is_lazily_compiled) {

- body = new(zone()) ZoneList<Statement*>(8);

+ body = new(zone()) ZoneList<Statement*>(8, zone());

if (fvar != NULL) {

VariableProxy* fproxy =

top_scope_->NewUnresolved(factory(), function_name);

@@ -4594,7 +4608,8 @@ FunctionLiteral* Parser::ParseFunctionLiteral(Handle<String> function_name,

factory()->NewAssignment(fvar_init_op,

fproxy,

factory()->NewThisFunction(),

- RelocInfo::kNoPosition)));

+ RelocInfo::kNoPosition)),

+ zone());

}

ParseSourceElements(body, Token::RBRACE, false, CHECK_OK);

@@ -4993,7 +5008,7 @@ void Parser::RegisterTargetUse(Label* target, Target* stop) {

// the break target to any TargetCollectors passed on the stack.

for (Target* t = target_stack_; t != stop; t = t->previous()) {

TargetCollector* collector = t->node()->AsTargetCollector();

- if (collector != NULL) collector->AddTarget(target);

+ if (collector != NULL) collector->AddTarget(target, zone());

}

@@ -5040,9 +5055,9 @@ Expression* Parser::NewThrowError(Handle<String> constructor,

Handle<JSArray> array = isolate()->factory()->NewJSArrayWithElements(

elements, FAST_ELEMENTS, TENURED);

- ZoneList<Expression*>* args = new(zone()) ZoneList<Expression*>(2);

- args->Add(factory()->NewLiteral(type));

- args->Add(factory()->NewLiteral(array));

+ ZoneList<Expression*>* args = new(zone()) ZoneList<Expression*>(2, zone());

+ args->Add(factory()->NewLiteral(type), zone());

+ args->Add(factory()->NewLiteral(array), zone());

CallRuntime* call_constructor =

factory()->NewCallRuntime(constructor, NULL, args);

return factory()->NewThrow(call_constructor, scanner().location().beg_pos);

@@ -5236,8 +5251,8 @@ RegExpTree* RegExpParser::ParseDisjunction() {

Advance();

// everything except \x0a, \x0d, \u2028 and \u2029

ZoneList<CharacterRange>* ranges =

- new(zone()) ZoneList<CharacterRange>(2);

- CharacterRange::AddClassEscape('.', ranges);

+ new(zone()) ZoneList<CharacterRange>(2, zone());

+ CharacterRange::AddClassEscape('.', ranges, zone());

RegExpTree* atom = new(zone()) RegExpCharacterClass(ranges, false);

builder->AddAtom(atom);

break;

@@ -5263,12 +5278,12 @@ RegExpTree* RegExpParser::ParseDisjunction() {

Advance(2);

} else {

if (captures_ == NULL) {

- captures_ = new(zone()) ZoneList<RegExpCapture*>(2);

+ captures_ = new(zone()) ZoneList<RegExpCapture*>(2, zone());

}

if (captures_started() >= kMaxCaptures) {

ReportError(CStrVector("Too many captures") CHECK_FAILED);

}

- captures_->Add(NULL);

+ captures_->Add(NULL, zone());

}

// Store current state and begin new disjunction parsing.

stored_state = new(zone()) RegExpParserState(stored_state, type,

@@ -5306,8 +5321,8 @@ RegExpTree* RegExpParser::ParseDisjunction() {

uc32 c = Next();

Advance(2);

ZoneList<CharacterRange>* ranges =

- new(zone()) ZoneList<CharacterRange>(2);

- CharacterRange::AddClassEscape(c, ranges);

+ new(zone()) ZoneList<CharacterRange>(2, zone());

+ CharacterRange::AddClassEscape(c, ranges, zone());

RegExpTree* atom = new(zone()) RegExpCharacterClass(ranges, false);

builder->AddAtom(atom);

break;

@@ -5782,11 +5797,12 @@ static const uc16 kNoCharClass = 0;

// escape (i.e., 's' means whitespace, from '\s').

static inline void AddRangeOrEscape(ZoneList<CharacterRange>* ranges,

uc16 char_class,

- CharacterRange range) {

+ CharacterRange range,

+ Zone* zone) {

if (char_class != kNoCharClass) {

- CharacterRange::AddClassEscape(char_class, ranges);

+ CharacterRange::AddClassEscape(char_class, ranges, zone);

} else {

- ranges->Add(range);

+ ranges->Add(range, zone);

}

@@ -5802,7 +5818,8 @@ RegExpTree* RegExpParser::ParseCharacterClass() {

is_negated = true;

Advance();

}

- ZoneList<CharacterRange>* ranges = new(zone()) ZoneList<CharacterRange>(2);

+ ZoneList<CharacterRange>* ranges =

+ new(zone()) ZoneList<CharacterRange>(2, zone());

while (has_more() && current() != ']') {

uc16 char_class = kNoCharClass;

CharacterRange first = ParseClassAtom(&char_class CHECK_FAILED);

@@ -5813,25 +5830,25 @@ RegExpTree* RegExpParser::ParseCharacterClass() {

// following code report an error.

break;

} else if (current() == ']') {

- AddRangeOrEscape(ranges, char_class, first);

- ranges->Add(CharacterRange::Singleton('-'));

+ AddRangeOrEscape(ranges, char_class, first, zone());

+ ranges->Add(CharacterRange::Singleton('-'), zone());

break;

}

uc16 char_class_2 = kNoCharClass;

CharacterRange next = ParseClassAtom(&char_class_2 CHECK_FAILED);

if (char_class != kNoCharClass || char_class_2 != kNoCharClass) {

// Either end is an escaped character class. Treat the '-' verbatim.

- AddRangeOrEscape(ranges, char_class, first);

- ranges->Add(CharacterRange::Singleton('-'));

- AddRangeOrEscape(ranges, char_class_2, next);

+ AddRangeOrEscape(ranges, char_class, first, zone());

+ ranges->Add(CharacterRange::Singleton('-'), zone());

+ AddRangeOrEscape(ranges, char_class_2, next, zone());

continue;

}

if (first.from() > next.to()) {

return ReportError(CStrVector(kRangeOutOfOrder) CHECK_FAILED);

}

- ranges->Add(CharacterRange::Range(first.from(), next.to()));

+ ranges->Add(CharacterRange::Range(first.from(), next.to()), zone());

} else {

- AddRangeOrEscape(ranges, char_class, first);

+ AddRangeOrEscape(ranges, char_class, first, zone());

}

if (!has_more()) {

@@ -5839,7 +5856,7 @@ RegExpTree* RegExpParser::ParseCharacterClass() {

}

Advance();

if (ranges->length() == 0) {

- ranges->Add(CharacterRange::Everything());

+ ranges->Add(CharacterRange::Everything(), zone());

is_negated = !is_negated;

}

return new(zone()) RegExpCharacterClass(ranges, is_negated);

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