Reviewers: chunyang.dai,

Description:
Version 4.2.77.3 (cherry-pick)

Merged cd87f25a2ee3f6f2dd5a65786c72f213646c476f
Merged 47913ba79c0fcc2ee9fe9a251eb35967cdd7a704

X87: Stop using HeapType in IC and Crankshaft.

Add the dummy implementation for turbofan unsupported port.

[email protected]
BUG=

Please review this at https://codereview.chromium.org/979763002/

Base URL: https://chromium.googlesource.com/v8/[email protected]

Affected files (+24, -19 lines):
  M include/v8-version.h
  M src/compiler/instruction-selector.cc
  M src/ic/x87/handler-compiler-x87.cc
  M src/ic/x87/ic-compiler-x87.cc


Index: include/v8-version.h
diff --git a/include/v8-version.h b/include/v8-version.h
index 7818c3451ae82f1a5692f62c7c8fd511264dd01d..76c90bd3e150d1d40e86d69cb6ceb157767fa0a6 100644
--- a/include/v8-version.h
+++ b/include/v8-version.h
@@ -11,7 +11,7 @@
 #define V8_MAJOR_VERSION 4
 #define V8_MINOR_VERSION 2
 #define V8_BUILD_NUMBER 77
-#define V8_PATCH_LEVEL 2
+#define V8_PATCH_LEVEL 3

 // Use 1 for candidates and 0 otherwise.
 // (Boolean macro values are not supported by all preprocessors.)
Index: src/compiler/instruction-selector.cc
diff --git a/src/compiler/instruction-selector.cc b/src/compiler/instruction-selector.cc index c170a01d4a2bebbfe51e246254c2d86600c96ce2..41b957a691bbd4d47f55f9db73b90e51ffd466a4 100644
--- a/src/compiler/instruction-selector.cc
+++ b/src/compiler/instruction-selector.cc
@@ -1214,6 +1214,14 @@ void InstructionSelector::VisitBranch(Node* branch, BasicBlock* tbranch,
 }


+void InstructionSelector::VisitSwitch(Node* node, BasicBlock* default_branch,
+                                      BasicBlock** case_branches,
+ int32_t* case_values, size_t case_count, + int32_t min_value, int32_t max_value) {
+  UNIMPLEMENTED();
+}
+
+
 // static
 MachineOperatorBuilder::Flags
 InstructionSelector::SupportedMachineOperatorFlags() {
Index: src/ic/x87/handler-compiler-x87.cc
diff --git a/src/ic/x87/handler-compiler-x87.cc b/src/ic/x87/handler-compiler-x87.cc index 00eb077e43b0976a5c8448e732fd99ad373d4911..2eb10c3a3bce9bfc32e51dd755f9b8286d02cad9 100644
--- a/src/ic/x87/handler-compiler-x87.cc
+++ b/src/ic/x87/handler-compiler-x87.cc
@@ -17,9 +17,8 @@ namespace internal {


 void NamedLoadHandlerCompiler::GenerateLoadViaGetter(
-    MacroAssembler* masm, Handle<HeapType> type, Register receiver,
-    Register holder, int accessor_index, int expected_arguments,
-    Register scratch) {
+ MacroAssembler* masm, Handle<Map> map, Register receiver, Register holder,
+    int accessor_index, int expected_arguments, Register scratch) {
   {
     FrameScope scope(masm, StackFrame::INTERNAL);

@@ -27,7 +26,7 @@ void NamedLoadHandlerCompiler::GenerateLoadViaGetter(
       DCHECK(!holder.is(scratch));
       DCHECK(!receiver.is(scratch));
       // Call the JavaScript getter with the receiver on the stack.
-      if (IC::TypeToMap(*type, masm->isolate())->IsJSGlobalObjectMap()) {
+      if (map->IsJSGlobalObjectMap()) {
         // Swap in the global receiver.
         __ mov(scratch,
                FieldOperand(receiver, JSGlobalObject::kGlobalProxyOffset));
@@ -237,9 +236,8 @@ void PropertyHandlerCompiler::GenerateCheckPropertyCell(


 void NamedStoreHandlerCompiler::GenerateStoreViaSetter(
-    MacroAssembler* masm, Handle<HeapType> type, Register receiver,
-    Register holder, int accessor_index, int expected_arguments,
-    Register scratch) {
+ MacroAssembler* masm, Handle<Map> map, Register receiver, Register holder,
+    int accessor_index, int expected_arguments, Register scratch) {
   // ----------- S t a t e -------------
   //  -- esp[0] : return address
   // -----------------------------------
@@ -254,8 +252,7 @@ void NamedStoreHandlerCompiler::GenerateStoreViaSetter(
       DCHECK(!receiver.is(scratch));
       DCHECK(!value().is(scratch));
       // Call the JavaScript setter with receiver and value on the stack.
-      if (IC::TypeToMap(*type, masm->isolate())->IsJSGlobalObjectMap()) {
-        // Swap in the global receiver.
+      if (map->IsJSGlobalObjectMap()) {
         __ mov(scratch,
                FieldOperand(receiver, JSGlobalObject::kGlobalProxyOffset));
         receiver = scratch;
@@ -419,7 +416,7 @@ Register PropertyHandlerCompiler::CheckPrototypes(
     Register object_reg, Register holder_reg, Register scratch1,
     Register scratch2, Handle<Name> name, Label* miss,
     PrototypeCheckType check) {
-  Handle<Map> receiver_map(IC::TypeToMap(*type(), isolate()));
+  Handle<Map> receiver_map = map();

   // Make sure there's no overlap between holder and object registers.
   DCHECK(!scratch1.is(object_reg) && !scratch1.is(holder_reg));
@@ -431,8 +428,9 @@ Register PropertyHandlerCompiler::CheckPrototypes(
   int depth = 0;

   Handle<JSObject> current = Handle<JSObject>::null();
-  if (type()->IsConstant())
-    current = Handle<JSObject>::cast(type()->AsConstant()->Value());
+  if (receiver_map->IsJSGlobalObjectMap()) {
+    current = isolate()->global_object();
+  }
   Handle<JSObject> prototype = Handle<JSObject>::null();
   Handle<Map> current_map = receiver_map;
   Handle<Map> holder_map(holder()->map());
Index: src/ic/x87/ic-compiler-x87.cc
diff --git a/src/ic/x87/ic-compiler-x87.cc b/src/ic/x87/ic-compiler-x87.cc
index 544514f82675d9ea3a0d2e511b334ee3130dab90..160e9e9c673dc67717fd6292cdaaa396b25287fa 100644
--- a/src/ic/x87/ic-compiler-x87.cc
+++ b/src/ic/x87/ic-compiler-x87.cc
@@ -36,7 +36,7 @@ void PropertyICCompiler::GenerateRuntimeSetProperty(
 #undef __
 #define __ ACCESS_MASM(masm())

-Handle<Code> PropertyICCompiler::CompilePolymorphic(TypeHandleList* types,
+Handle<Code> PropertyICCompiler::CompilePolymorphic(MapHandleList* maps,
CodeHandleList* handlers,
                                                     Handle<Name> name,
                                                     Code::StubType type,
@@ -63,7 +63,7 @@ Handle<Code> PropertyICCompiler::CompilePolymorphic(TypeHandleList* types,
   }

   Label number_case;
-  Label* smi_target = IncludesNumberType(types) ? &number_case : &miss;
+  Label* smi_target = IncludesNumberMap(maps) ? &number_case : &miss;
   __ JumpIfSmi(receiver(), smi_target);

   // Polymorphic keyed stores may use the map register
@@ -71,16 +71,15 @@ Handle<Code> PropertyICCompiler::CompilePolymorphic(TypeHandleList* types,
   DCHECK(kind() != Code::KEYED_STORE_IC ||
          map_reg.is(ElementTransitionAndStoreDescriptor::MapRegister()));
   __ mov(map_reg, FieldOperand(receiver(), HeapObject::kMapOffset));
-  int receiver_count = types->length();
+  int receiver_count = maps->length();
   int number_of_handled_maps = 0;
   for (int current = 0; current < receiver_count; ++current) {
-    Handle<HeapType> type = types->at(current);
-    Handle<Map> map = IC::TypeToMap(*type, isolate());
+    Handle<Map> map = maps->at(current);
     if (!map->is_deprecated()) {
       number_of_handled_maps++;
       Handle<WeakCell> cell = Map::WeakCellForMap(map);
       __ CmpWeakValue(map_reg, cell, scratch2());
-      if (type->Is(HeapType::Number())) {
+      if (map->instance_type() == HEAP_NUMBER_TYPE) {
         DCHECK(!number_case.is_unused());
         __ bind(&number_case);
       }


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