[FeedbackVector] Infrastructure for literal arrays in the vector.

src/arm64/interface-descriptors-arm64.cc

Index: src/arm64/interface-descriptors-arm64.cc
diff --git a/src/arm64/interface-descriptors-arm64.cc b/src/arm64/interface-descriptors-arm64.cc
index 4f51864bb3c2c0f73d1a8e9b8fead850e87ff3b8..b0a80c636f5905b67200d092254e326a180febde 100644
--- a/src/arm64/interface-descriptors-arm64.cc
+++ b/src/arm64/interface-descriptors-arm64.cc
@@ -64,8 +64,10 @@ const Register GrowArrayElementsDescriptor::KeyRegister() { return x3; }
 
 void FastNewClosureDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
-  // x2: function info
-  Register registers[] = {x2};
+  // x1: function info
+  // x2: feedback vector
+  // x3: slot
+  Register registers[] = {x1, x2, x3};
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }