[FeedbackVector] Infrastructure for literal arrays in the vector.

src/full-codegen/full-codegen.cc

Index: src/full-codegen/full-codegen.cc
diff --git a/src/full-codegen/full-codegen.cc b/src/full-codegen/full-codegen.cc
index 56440d95a5020ab71981a5c079fabea3c3ce014f..81fd485671b96cf7c1545bea30ee0aacf5490c79 100644
--- a/src/full-codegen/full-codegen.cc
+++ b/src/full-codegen/full-codegen.cc
@@ -1023,7 +1023,11 @@ void FullCodeGenerator::EmitUnwindAndReturn() {
 }
 
 void FullCodeGenerator::EmitNewClosure(Handle<SharedFunctionInfo> info,
+                                       FeedbackVectorSlot slot,
                                        bool pretenure) {
+  // If slot is invalid, then it's a native function literal and we
+  // can pass the empty array or empty literal array, something like that...
+
   // If we're running with the --always-opt or the --prepare-always-opt
   // flag, we need to use the runtime function so that the new function
   // we are creating here gets a chance to have its code optimized and
@@ -1032,9 +1036,15 @@ void FullCodeGenerator::EmitNewClosure(Handle<SharedFunctionInfo> info,
       scope()->is_function_scope()) {
     Callable callable = CodeFactory::FastNewClosure(isolate());
     __ Move(callable.descriptor().GetRegisterParameter(0), info);
+    __ EmitLoadTypeFeedbackVector(
+        callable.descriptor().GetRegisterParameter(1));
+    __ Move(callable.descriptor().GetRegisterParameter(2), SmiFromSlot(slot));
     __ Call(callable.code(), RelocInfo::CODE_TARGET);
   } else {
     __ Push(info);
+    __ EmitLoadTypeFeedbackVector(result_register());
+    __ Push(result_register());
+    __ Push(SmiFromSlot(slot));
     __ CallRuntime(pretenure ? Runtime::kNewClosure_Tenured
                              : Runtime::kNewClosure);
   }
@@ -1288,7 +1298,7 @@ void FullCodeGenerator::VisitFunctionLiteral(FunctionLiteral* expr) {
     SetStackOverflow();
     return;
   }
-  EmitNewClosure(function_info, expr->pretenure());
+  EmitNewClosure(function_info, expr->LiteralFeedbackSlot(), expr->pretenure());
 }
 
 
@@ -1321,7 +1331,7 @@ void FullCodeGenerator::VisitNativeFunctionLiteral(
   Comment cmnt(masm_, "[ NativeFunctionLiteral");
   Handle<SharedFunctionInfo> shared =
       Compiler::GetSharedFunctionInfoForNative(expr->extension(), expr->name());
-  EmitNewClosure(shared, false);
+  EmitNewClosure(shared, expr->LiteralFeedbackSlot(), false);
 }