Generate StoreGlobal stubs with Hydrogen

src/compiler.cc

 // Copyright 2012 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 89 matching lines @@
   extension_ = NULL;
   pre_parse_data_ = NULL;
   zone_ = zone;
   deferred_handles_ = NULL;
   code_stub_ = NULL;
   prologue_offset_ = kPrologueOffsetNotSet;
   opt_count_ = shared_info().is_null() ? 0 : shared_info()->opt_count();
   no_frame_ranges_ = isolate->cpu_profiler()->is_profiling()
                    ? new List<OffsetRange>(2) : NULL;
   for (int i = 0; i < DependentCode::kGroupCount; i++) {
-    dependent_maps_[i] = NULL;
+    dependencies_[i] = NULL;
   }
   if (mode == STUB) {
     mode_ = STUB;
     return;
   }
   mode_ = V8::UseCrankshaft() ? mode : NONOPT;
   if (script_->type()->value() == Script::TYPE_NATIVE) {
     MarkAsNative();
   }
   if (!shared_info_.is_null()) {
     ASSERT(language_mode() == CLASSIC_MODE);
     SetLanguageMode(shared_info_->language_mode());
   }
   set_bailout_reason("unknown");
 }
 
 
 CompilationInfo::~CompilationInfo() {
   delete deferred_handles_;
   delete no_frame_ranges_;
 #ifdef DEBUG
   // Check that no dependent maps have been added or added dependent maps have
   // been rolled back or committed.
   for (int i = 0; i < DependentCode::kGroupCount; i++) {
-    ASSERT_EQ(NULL, dependent_maps_[i]);
+    ASSERT_EQ(NULL, dependencies_[i]);
   }
 #endif  // DEBUG
 }
 
 
-void CompilationInfo::CommitDependentMaps(Handle<Code> code) {
+void CompilationInfo::CommitDependencies(Handle<Code> code) {
   for (int i = 0; i < DependentCode::kGroupCount; i++) {
-    ZoneList<Handle<Map> >* group_maps = dependent_maps_[i];
-    if (group_maps == NULL) continue;
+    ZoneList<Handle<HeapObject> >* group_objects = dependencies_[i];
+    if (group_objects == NULL) continue;
     ASSERT(!object_wrapper_.is_null());
-    for (int j = 0; j < group_maps->length(); j++) {
-      group_maps->at(j)->dependent_code()->UpdateToFinishedCode(
-          static_cast<DependentCode::DependencyGroup>(i), this, *code);
+    for (int j = 0; j < group_objects->length(); j++) {
+      DependentCode::DependencyGroup group =
+          static_cast<DependentCode::DependencyGroup>(i);
+      DependentCode* dependent_code =
+          DependentCode::ForObject(group_objects->at(j), group);
+      dependent_code->UpdateToFinishedCode(group, this, *code);
     }
-    dependent_maps_[i] = NULL;  // Zone-allocated, no need to delete.
+    dependencies_[i] = NULL;  // Zone-allocated, no need to delete.
   }
 }
 
 
-void CompilationInfo::RollbackDependentMaps() {
+void CompilationInfo::RollbackDependencies() {
   // Unregister from all dependent maps if not yet committed.
   for (int i = 0; i < DependentCode::kGroupCount; i++) {
-    ZoneList<Handle<Map> >* group_maps = dependent_maps_[i];
-    if (group_maps == NULL) continue;
-    for (int j = 0; j < group_maps->length(); j++) {
-      group_maps->at(j)->dependent_code()->RemoveCompilationInfo(
-          static_cast<DependentCode::DependencyGroup>(i), this);
+    ZoneList<Handle<HeapObject> >* group_objects = dependencies_[i];
+    if (group_objects == NULL) continue;
+    for (int j = 0; j < group_objects->length(); j++) {
+      DependentCode::DependencyGroup group =
+          static_cast<DependentCode::DependencyGroup>(i);
+      DependentCode* dependent_code =
+          DependentCode::ForObject(group_objects->at(j), group);
+      dependent_code->RemoveCompilationInfo(group, this);
     }
-    dependent_maps_[i] = NULL;  // Zone-allocated, no need to delete.
+    dependencies_[i] = NULL;  // Zone-allocated, no need to delete.
   }
 }
 
 
 int CompilationInfo::num_parameters() const {
   ASSERT(!IsStub());
   return scope()->num_parameters();
 }
 
 
@@ skipping 855 matching lines @@
     return;
   }
 
   Isolate* isolate = info->isolate();
   VMState<COMPILER> state(isolate);
   Logger::TimerEventScope timer(
       isolate, Logger::TimerEventScope::v8_recompile_synchronous);
   // If crankshaft succeeded, install the optimized code else install
   // the unoptimized code.
   OptimizingCompiler::Status status = optimizing_compiler->last_status();
-  if (info->HasAbortedDueToDependentMap()) {
+  if (info->HasAbortedDueToDependencyChange()) {
     info->set_bailout_reason("bailed out due to dependent map");
     status = optimizing_compiler->AbortOptimization();
   } else if (status != OptimizingCompiler::SUCCEEDED) {
     info->set_bailout_reason("failed/bailed out last time");
     status = optimizing_compiler->AbortOptimization();
   } else {
     status = optimizing_compiler->GenerateAndInstallCode();
     ASSERT(status == OptimizingCompiler::SUCCEEDED ||
            status == OptimizingCompiler::BAILED_OUT);
   }
@@ skipping 149 matching lines @@
     }
   }
 
   GDBJIT(AddCode(Handle<String>(shared->DebugName()),
                  Handle<Script>(info->script()),
                  Handle<Code>(info->code()),
                  info));
 }
 
 } }  // namespace v8::internal