Implement Interface Method Tables (IMT).

Change-Id: Idf7fe85e1293453a8ad862ff2380dcd5db4e3a39
diff --git a/compiler/dex/quick/arm/target_arm.cc b/compiler/dex/quick/arm/target_arm.cc
index 3395ae7..52aba9b 100644
--- a/compiler/dex/quick/arm/target_arm.cc
+++ b/compiler/dex/quick/arm/target_arm.cc
@@ -74,6 +74,8 @@
     case kRet0: res = rARM_RET0; break;
     case kRet1: res = rARM_RET1; break;
     case kInvokeTgt: res = rARM_INVOKE_TGT; break;
+    case kHiddenArg: res = r12; break;
+    case kHiddenFpArg: res = INVALID_REG; break;
     case kCount: res = rARM_COUNT; break;
   }
   return res;