Remove the dependency of Zone on Isolate

src/parser.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/api.h"
 #include "src/ast.h"
 #include "src/bailout-reason.h"
 #include "src/base/platform/platform.h"
@@ skipping 247 matching lines @@
     DCHECK(info_->cached_data() != NULL);
     if (compile_options() == ScriptCompiler::kConsumeParserCache) {
       cached_parse_data_ = ParseData::FromCachedData(*info_->cached_data());
     }
   }
 }
 
 
 Scope* Parser::NewScope(Scope* parent, ScopeType scope_type) {
   DCHECK(ast_value_factory());
-  Scope* result =
-      new (zone()) Scope(parent, scope_type, ast_value_factory(), zone());
+  Scope* result = new (zone())
+      Scope(isolate(), zone(), parent, scope_type, ast_value_factory());
   result->Initialize();
   return result;
 }
 
 
 FunctionLiteral* Parser::DefaultConstructor(bool call_super, Scope* scope,
                                             int pos, int end_pos) {
   int materialized_literal_count = -1;
   int expected_property_count = -1;
   int handler_count = 0;
@@ skipping 491 matching lines @@
 
 ClassLiteral* ParserTraits::ParseClassLiteral(
     const AstRawString* name, Scanner::Location class_name_location,
     bool name_is_strict_reserved, int pos, bool* ok) {
   return parser_->ParseClassLiteral(name, class_name_location,
                                     name_is_strict_reserved, pos, ok);
 }
 
 
 Parser::Parser(CompilationInfo* info, ParseInfo* parse_info)
-    : ParserBase<ParserTraits>(&scanner_, parse_info->stack_limit,
-                               info->extension(), NULL, info->zone(), this),
+    : ParserBase<ParserTraits>(info->isolate(), info->zone(), &scanner_,
+                               parse_info->stack_limit, info->extension(), NULL,
+                               this),
       scanner_(parse_info->unicode_cache),
       reusable_preparser_(NULL),
       original_scope_(NULL),
       target_stack_(NULL),
       cached_parse_data_(NULL),
       info_(info),
       has_pending_error_(false),
       pending_error_message_(NULL),
       pending_error_arg_(NULL),
       pending_error_char_arg_(NULL),
@@ skipping 97 matching lines @@
 FunctionLiteral* Parser::DoParseProgram(CompilationInfo* info, Scope** scope,
                                         Scope** eval_scope) {
   DCHECK(scope_ == NULL);
   DCHECK(target_stack_ == NULL);
 
   FunctionLiteral* result = NULL;
   {
     *scope = NewScope(scope_, SCRIPT_SCOPE);
     info->SetScriptScope(*scope);
     if (!info->context().is_null() && !info->context()->IsNativeContext()) {
-      *scope = Scope::DeserializeScopeChain(*info->context(), *scope, zone());
+      *scope = Scope::DeserializeScopeChain(info->isolate(), zone(),
+                                            *info->context(), *scope);
       // The Scope is backed up by ScopeInfo (which is in the V8 heap); this
       // means the Parser cannot operate independent of the V8 heap. Tell the
       // string table to internalize strings and values right after they're
       // created.
       ast_value_factory()->Internalize(isolate());
     }
     original_scope_ = *scope;
     if (info->is_eval()) {
       if (!(*scope)->is_script_scope() || info->strict_mode() == STRICT) {
         *scope = NewScope(*scope, EVAL_SCOPE);
@@ skipping 113 matching lines @@
   ParsingModeScope parsing_mode(this, PARSE_EAGERLY);
 
   // Place holder for the result.
   FunctionLiteral* result = NULL;
 
   {
     // Parse the function literal.
     Scope* scope = NewScope(scope_, SCRIPT_SCOPE);
     info()->SetScriptScope(scope);
     if (!info()->closure().is_null()) {
-      scope = Scope::DeserializeScopeChain(info()->closure()->context(), scope,
-                                           zone());
+      scope = Scope::DeserializeScopeChain(isolate(), zone(),
+                                           info()->closure()->context(), scope);
     }
     original_scope_ = scope;
     AstNodeFactory function_factory(ast_value_factory());
     FunctionState function_state(&function_state_, &scope_, scope,
                                  &function_factory);
     DCHECK(scope->strict_mode() == SLOPPY || info()->strict_mode() == STRICT);
     DCHECK(info()->strict_mode() == shared_info->strict_mode());
     scope->SetStrictMode(shared_info->strict_mode());
     FunctionLiteral::FunctionType function_type = shared_info->is_expression()
         ? (shared_info->is_anonymous()
@@ skipping 2888 matching lines @@
 PreParser::PreParseResult Parser::ParseLazyFunctionBodyWithPreParser(
     SingletonLogger* logger) {
   // This function may be called on a background thread too; record only the
   // main thread preparse times.
   if (pre_parse_timer_ != NULL) {
     pre_parse_timer_->Start();
   }
   DCHECK_EQ(Token::LBRACE, scanner()->current_token());
 
   if (reusable_preparser_ == NULL) {
-    reusable_preparser_ = new PreParser(&scanner_, NULL, stack_limit_);
+    reusable_preparser_ =
+        new PreParser(isolate(), &scanner_, NULL, stack_limit_);
     reusable_preparser_->set_allow_lazy(true);
     reusable_preparser_->set_allow_natives(allow_natives());
     reusable_preparser_->set_allow_harmony_scoping(allow_harmony_scoping());
     reusable_preparser_->set_allow_harmony_modules(allow_harmony_modules());
     reusable_preparser_->set_allow_harmony_arrow_functions(
         allow_harmony_arrow_functions());
     reusable_preparser_->set_allow_harmony_numeric_literals(
         allow_harmony_numeric_literals());
     reusable_preparser_->set_allow_harmony_classes(allow_harmony_classes());
     reusable_preparser_->set_allow_harmony_object_literals(
@@ skipping 288 matching lines @@
   isolate()->counters()->total_preparse_skipped()->Increment(
       total_preparse_skipped_);
 }
 
 
 // ----------------------------------------------------------------------------
 // Regular expressions
 
 
 RegExpParser::RegExpParser(FlatStringReader* in, Handle<String>* error,
-                           bool multiline, bool unicode, Zone* zone)
-    : isolate_(zone->isolate()),
+                           bool multiline, bool unicode, Isolate* isolate,
+                           Zone* zone)
+    : isolate_(isolate),
       zone_(zone),
       error_(error),
       captures_(NULL),
       in_(in),
       current_(kEndMarker),
       next_pos_(0),
       capture_count_(0),
       has_more_(true),
       multiline_(multiline),
       unicode_(unicode),
@@ skipping 862 matching lines @@
     ranges->Add(CharacterRange::Everything(), zone());
     is_negated = !is_negated;
   }
   return new(zone()) RegExpCharacterClass(ranges, is_negated);
 }
 
 
 // ----------------------------------------------------------------------------
 // The Parser interface.
 
-bool RegExpParser::ParseRegExp(FlatStringReader* input, bool multiline,
-                               bool unicode, RegExpCompileData* result,
-                               Zone* zone) {
+bool RegExpParser::ParseRegExp(Isolate* isolate, Zone* zone,
+                               FlatStringReader* input, bool multiline,
+                               bool unicode, RegExpCompileData* result) {
   DCHECK(result != NULL);
-  RegExpParser parser(input, &result->error, multiline, unicode, zone);
+  RegExpParser parser(input, &result->error, multiline, unicode, isolate, zone);
   RegExpTree* tree = parser.ParsePattern();
   if (parser.failed()) {
     DCHECK(tree == NULL);
     DCHECK(!result->error.is_null());
   } else {
     DCHECK(tree != NULL);
     DCHECK(result->error.is_null());
     result->tree = tree;
     int capture_count = parser.captures_started();
     result->simple = tree->IsAtom() && parser.simple() && capture_count == 0;
@@ skipping 189 matching lines @@
     } else {
       const uc16* data = reinterpret_cast<const uc16*>(raw_string->raw_data());
       running_hash = StringHasher::ComputeRunningHash(running_hash, data,
                                                       raw_string->length());
     }
   }
 
   return running_hash;
 }
 } }  // namespace v8::internal