Convert FastNewClosureStub into hydrogen.

src/hydrogen-instructions.h

Index: src/hydrogen-instructions.h
diff --git a/src/hydrogen-instructions.h b/src/hydrogen-instructions.h
index d5b1c75ebf8b7f87bffd705e7c3a2dce999229ed..1e2138ceebe342f9258f9aff767d4ecafd711f79 100644
--- a/src/hydrogen-instructions.h
+++ b/src/hydrogen-instructions.h
@@ -164,6 +164,7 @@ class LChunkBuilder;
   V(Shr)                                       \
   V(Simulate)                                  \
   V(StackCheck)                                \
+  V(StoreCodeEntry)                            \
   V(StoreContextSlot)                          \
   V(StoreGlobalCell)                           \
   V(StoreGlobalGeneric)                        \
@@ -5148,7 +5149,32 @@ class HAllocate V8_FINAL : public HTemplateInstruction<2> {
 };
 
 
-class HInnerAllocatedObject V8_FINAL : public HTemplateInstruction<1> {
+class HStoreCodeEntry V8_FINAL: public HTemplateInstruction<2> {
+ public:
+  static HStoreCodeEntry* New(Zone* zone,
+                              HValue* context,
+                              HValue* js_function,
+                              HValue* code) {
+    return new(zone) HStoreCodeEntry(js_function, code);
+  }
+
+  virtual Representation RequiredInputRepresentation(int index) {
+    return Representation::Tagged();
+  }
+
+  HValue* js_function() { return OperandAt(0); }

[Michael Starzinger, 2013/08/27 08:12:51]

nit: s/js_function/function/ ... or ... s/js_function/closure/

[mvstanton, 2013/08/27 09:23:04]

Done.

+  HValue* code_object() { return OperandAt(1); }
+
+  DECLARE_CONCRETE_INSTRUCTION(StoreCodeEntry)
+ private:

[Michael Starzinger, 2013/08/27 08:12:51]

nit: Empty new-line before the "private:" header.

[mvstanton, 2013/08/27 09:23:04]

Done.

+  HStoreCodeEntry(HValue* js_function, HValue* code) {
+    SetOperandAt(0, js_function);
+    SetOperandAt(1, code);
+  }
+};
+
+
+class HInnerAllocatedObject V8_FINAL: public HTemplateInstruction<1> {
  public:
   static HInnerAllocatedObject* New(Zone* zone,
                                     HValue* context,
@@ -5457,6 +5483,14 @@ class HObjectAccess V8_FINAL {
     return HObjectAccess(kElementsPointer, JSObject::kElementsOffset);
   }
 
+  static HObjectAccess ForLiteralsPointer() {
+    return HObjectAccess(kInobject, JSFunction::kLiteralsOffset);
+  }
+
+  static HObjectAccess ForNextFunctionLinkPointer() {
+    return HObjectAccess(kInobject, JSFunction::kNextFunctionLinkOffset);
+  }
+
   static HObjectAccess ForArrayLength(ElementsKind elements_kind) {
     return HObjectAccess(
         kArrayLengths,
@@ -5501,6 +5535,35 @@ class HObjectAccess V8_FINAL {
     return HObjectAccess(kInobject, JSFunction::kPrototypeOrInitialMapOffset);
   }
 
+  static HObjectAccess ForSharedFunctionInfoPointer() {
+    return HObjectAccess(kInobject, JSFunction::kSharedFunctionInfoOffset);
+  }
+
+  static HObjectAccess ForCodeEntryPointer() {
+    return HObjectAccess(kInobject, JSFunction::kCodeEntryOffset);
+  }
+
+  static HObjectAccess ForCodeOffset() {
+    return HObjectAccess(kInobject, SharedFunctionInfo::kCodeOffset);
+  }
+
+  static HObjectAccess ForFirstCodeSlot() {
+    return HObjectAccess(kInobject, SharedFunctionInfo::kFirstCodeSlot);
+  }
+
+  static HObjectAccess ForFirstContextSlot() {
+    return HObjectAccess(kInobject, SharedFunctionInfo::kFirstContextSlot);
+  }
+
+  static HObjectAccess ForOptimizedCodeMap() {
+    return HObjectAccess(kInobject,
+                         SharedFunctionInfo::kOptimizedCodeMapOffset);
+  }
+
+  static HObjectAccess ForFunctionContextPointer() {
+    return HObjectAccess(kInobject, JSFunction::kContextOffset);
+  }
+
   static HObjectAccess ForMap() {
     return HObjectAccess(kMaps, JSObject::kMapOffset);
   }
@@ -5531,6 +5594,8 @@ class HObjectAccess V8_FINAL {
   // Create an access to an in-object property in a JSArray.
   static HObjectAccess ForJSArrayOffset(int offset);
 
+  static HObjectAccess ForContextSlot(int index);
+
   // Create an access to the backing store of an object.
   static HObjectAccess ForBackingStoreOffset(int offset,
       Representation representation = Representation::Tagged());