[Isolates] Move contents of Top into Isolate....

src/compiler.cc

 // Copyright 2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 154 matching lines @@
     bool is_eval,
     Compiler::ValidationState validate,
     Handle<Script> script,
     Handle<Context> context,
     v8::Extension* extension,
     ScriptDataImpl* pre_data) {
   CompilationZoneScope zone_scope(DELETE_ON_EXIT);
 
   PostponeInterruptsScope postpone;
 
-  ASSERT(!i::Top::global_context().is_null());
-  script->set_context_data((*i::Top::global_context())->data());
+  ASSERT(!i::Isolate::Current()->global_context().is_null());
+  script->set_context_data((*i::Isolate::Current()->global_context())->data());
 
   bool is_json = (validate == Compiler::VALIDATE_JSON);
 #ifdef ENABLE_DEBUGGER_SUPPORT
   if (is_eval || is_json) {
     script->set_compilation_type(
         is_json ? Smi::FromInt(Script::COMPILATION_TYPE_JSON) :
                                Smi::FromInt(Script::COMPILATION_TYPE_EVAL));
     // For eval scripts add information on the function from which eval was
     // called.
     if (is_eval) {
@@ skipping 16 matching lines @@
   ASSERT(is_eval || is_global);
 
   // Build AST.
   FunctionLiteral* lit =
       MakeAST(is_global, script, extension, pre_data, is_json);
 
   LiveEditFunctionTracker live_edit_tracker(lit);
 
   // Check for parse errors.
   if (lit == NULL) {
-    ASSERT(Top::has_pending_exception());
+    ASSERT(Isolate::Current()->has_pending_exception());
     return Handle<SharedFunctionInfo>::null();
   }
 
   // Measure how long it takes to do the compilation; only take the
   // rest of the function into account to avoid overlap with the
   // parsing statistics.
   HistogramTimer* rate = is_eval
       ? &Counters::compile_eval
       : &Counters::compile;
   HistogramTimerScope timer(rate);
 
   // Compile the code.
   CompilationInfo info(lit, script, is_eval);
   Handle<Code> code = MakeCode(context, &info);
 
   // Check for stack-overflow exceptions.
   if (code.is_null()) {
-    Top::StackOverflow();
+    Isolate::Current()->StackOverflow();
     return Handle<SharedFunctionInfo>::null();
   }
 
   if (script->name()->IsString()) {
     PROFILE(CodeCreateEvent(
         is_eval ? Logger::EVAL_TAG :
             Logger::ToNativeByScript(Logger::SCRIPT_TAG, *script),
         *code, String::cast(script->name())));
     OPROFILE(CreateNativeCodeRegion(String::cast(script->name()),
                                     code->instruction_start(),
@@ skipping 96 matching lines @@
     if (extension == NULL && !result.is_null()) {
       compilation_cache->PutScript(source, result);
     }
 
     // Get rid of the pre-parsing data (if necessary).
     if (input_pre_data == NULL && pre_data != NULL) {
       delete pre_data;
     }
   }
 
-  if (result.is_null()) Top::ReportPendingMessages();
+  if (result.is_null()) Isolate::Current()->ReportPendingMessages();
   return result;
 }
 
 
 Handle<SharedFunctionInfo> Compiler::CompileEval(Handle<String> source,
                                                  Handle<Context> context,
                                                  bool is_global,
                                                  ValidationState validate) {
   // Note that if validation is required then no path through this
   // function is allowed to return a value without validating that
@@ skipping 57 matching lines @@
   // Generate the AST for the lazily compiled function. The AST may be
   // NULL in case of parser stack overflow.
   FunctionLiteral* lit = MakeLazyAST(info->script(),
                                      name,
                                      start_position,
                                      end_position,
                                      is_expression);
 
   // Check for parse errors.
   if (lit == NULL) {
-    ASSERT(Top::has_pending_exception());
+    ASSERT(Isolate::Current()->has_pending_exception());
     return false;
   }
   info->set_function(lit);
 
   // Measure how long it takes to do the lazy compilation; only take
   // the rest of the function into account to avoid overlap with the
   // lazy parsing statistics.
   HistogramTimerScope timer(&Counters::compile_lazy);
 
   // Compile the code.
   Handle<Code> code = MakeCode(Handle<Context>::null(), info);
 
   // Check for stack-overflow exception.
   if (code.is_null()) {
-    Top::StackOverflow();
+    Isolate::Current()->StackOverflow();
     return false;
   }
 
   RecordFunctionCompilation(Logger::LAZY_COMPILE_TAG,
                             name,
                             Handle<String>(shared->inferred_name()),
                             start_position,
                             info->script(),
                             code);
 
@@ skipping 185 matching lines @@
       PROFILE(CodeCreateEvent(Logger::ToNativeByScript(tag, *script),
                               *code, *func_name));
       OPROFILE(CreateNativeCodeRegion(*func_name,
                                       code->instruction_start(),
                                       code->instruction_size()));
     }
   }
 }
 
 } }  // namespace v8::internal