commit 69a99ed0b2b2ef69d393c371b03db3a98aaf880e
author Ben Murdoch <benm@google.com> Wed Nov 30 16:03:39 2011 +0000
committer Ben Murdoch <benm@google.com> Fri Dec 02 17:28:02 2011 +0000
tree 6438154d0f3ab526b9206f8860fa4db5cf073c11
parent 3fb3ca8c7ca439d408449a395897395c0faae8d1

Upgrade to V8 3.5

Merge V8 3.5.10.24

Simple merge required updates to makefiles only.

Bug: 5688872
Change-Id: I0acdb9a1a53919d84e9a7525308e8371739d2f06

src/type-info.cc

diff --git a/src/type-info.cc b/src/type-info.cc
index defb1ae..bdf7bc3 100644
--- a/src/type-info.cc
+++ b/src/type-info.cc
@@ -159,23 +159,26 @@
 }
 
 
-ZoneMapList* TypeFeedbackOracle::LoadReceiverTypes(Property* expr,
-                                                   Handle<String> name) {
+void TypeFeedbackOracle::LoadReceiverTypes(Property* expr,
+                                           Handle<String> name,
+                                           SmallMapList* types) {
   Code::Flags flags = Code::ComputeMonomorphicFlags(Code::LOAD_IC, NORMAL);
-  return CollectReceiverTypes(expr->id(), name, flags);
+  CollectReceiverTypes(expr->id(), name, flags, types);
 }
 
 
-ZoneMapList* TypeFeedbackOracle::StoreReceiverTypes(Assignment* expr,
-                                                    Handle<String> name) {
+void TypeFeedbackOracle::StoreReceiverTypes(Assignment* expr,
+                                            Handle<String> name,
+                                            SmallMapList* types) {
   Code::Flags flags = Code::ComputeMonomorphicFlags(Code::STORE_IC, NORMAL);
-  return CollectReceiverTypes(expr->id(), name, flags);
+  CollectReceiverTypes(expr->id(), name, flags, types);
 }
 
 
-ZoneMapList* TypeFeedbackOracle::CallReceiverTypes(Call* expr,
-                                                   Handle<String> name,
-                                                   CallKind call_kind) {
+void TypeFeedbackOracle::CallReceiverTypes(Call* expr,
+                                           Handle<String> name,
+                                           CallKind call_kind,
+                                           SmallMapList* types) {
   int arity = expr->arguments()->length();
 
   // Note: Currently we do not take string extra ic data into account
@@ -189,7 +192,7 @@
                                                     OWN_MAP,
                                                     NOT_IN_LOOP,
                                                     arity);
-  return CollectReceiverTypes(expr->id(), name, flags);
+  CollectReceiverTypes(expr->id(), name, flags, types);
 }
 
 
@@ -391,36 +394,30 @@
 }
 
 
-ZoneMapList* TypeFeedbackOracle::CollectReceiverTypes(unsigned ast_id,
-                                                      Handle<String> name,
-                                                      Code::Flags flags) {
+void TypeFeedbackOracle::CollectReceiverTypes(unsigned ast_id,
+                                              Handle<String> name,
+                                              Code::Flags flags,
+                                              SmallMapList* types) {
   Isolate* isolate = Isolate::Current();
   Handle<Object> object = GetInfo(ast_id);
-  if (object->IsUndefined() || object->IsSmi()) return NULL;
+  if (object->IsUndefined() || object->IsSmi()) return;
 
   if (*object == isolate->builtins()->builtin(Builtins::kStoreIC_GlobalProxy)) {
     // TODO(fschneider): We could collect the maps and signal that
     // we need a generic store (or load) here.
     ASSERT(Handle<Code>::cast(object)->ic_state() == MEGAMORPHIC);
-    return NULL;
   } else if (object->IsMap()) {
-    ZoneMapList* types = new ZoneMapList(1);
     types->Add(Handle<Map>::cast(object));
-    return types;
   } else if (Handle<Code>::cast(object)->ic_state() == MEGAMORPHIC) {
-    ZoneMapList* types = new ZoneMapList(4);
+    types->Reserve(4);
     ASSERT(object->IsCode());
     isolate->stub_cache()->CollectMatchingMaps(types, *name, flags);
-    return types->length() > 0 ? types : NULL;
-  } else {
-    return NULL;
   }
 }
 
 
-void TypeFeedbackOracle::CollectKeyedReceiverTypes(
-    unsigned ast_id,
-    ZoneMapList* types) {
+void TypeFeedbackOracle::CollectKeyedReceiverTypes(unsigned ast_id,
+                                                   SmallMapList* types) {
   Handle<Object> object = GetInfo(ast_id);
   if (!object->IsCode()) return;
   Handle<Code> code = Handle<Code>::cast(object);
@@ -439,6 +436,12 @@
 }
 
 
+byte TypeFeedbackOracle::ToBooleanTypes(unsigned ast_id) {
+  Handle<Object> object = GetInfo(ast_id);
+  return object->IsCode() ? Handle<Code>::cast(object)->to_boolean_state() : 0;
+}
+
+
 // Things are a bit tricky here: The iterator for the RelocInfos and the infos
 // themselves are not GC-safe, so we first get all infos, then we create the
 // dictionary (possibly triggering GC), and finally we relocate the collected
@@ -523,6 +526,7 @@
     case Code::UNARY_OP_IC:
     case Code::BINARY_OP_IC:
     case Code::COMPARE_IC:
+    case Code::TO_BOOLEAN_IC:
       SetInfo(ast_id, target);
       break;