Use the object class as top in reference type propagation

This properly types all instructions, making it safe to query the type
at any time.

This also moves a few functions from class.h to class-inl.h to please
gcc linker when compiling for target.

Change-Id: I6b7ce965c10834c994b95529ab65a548515b4406

1 files changed, 2 insertions, 4 deletions

diff --git a/compiler/optimizing/inliner.cc b/compiler/optimizing/inliner.cc
index 3efe7c77fa..860b1990a1 100644
--- a/compiler/optimizing/inliner.cc
+++ b/compiler/optimizing/inliner.cc
@@ -109,10 +109,8 @@ static ArtMethod* FindVirtualOrInterfaceTarget(HInvoke* invoke, ArtMethod* resol
     receiver = receiver->InputAt(0);
   }
   ReferenceTypeInfo info = receiver->GetReferenceTypeInfo();
-  if (info.IsTop()) {
-    // We have no information on the receiver.
-    return nullptr;
-  } else if (!info.IsExact()) {
+  DCHECK(info.IsValid()) << "Invalid RTI for " << receiver->DebugName();
+  if (!info.IsExact()) {
     // We currently only support inlining with known receivers.
     // TODO: Remove this check, we should be able to inline final methods
     // on unknown receivers.