Implement Interface Method Tables (IMT).

Change-Id: Idf7fe85e1293453a8ad862ff2380dcd5db4e3a39
diff --git a/compiler/dex/quick/x86/target_x86.cc b/compiler/dex/quick/x86/target_x86.cc
index 901ac9e..878fa76 100644
--- a/compiler/dex/quick/x86/target_x86.cc
+++ b/compiler/dex/quick/x86/target_x86.cc
@@ -85,6 +85,8 @@
     case kRet0: res = rX86_RET0; break;
     case kRet1: res = rX86_RET1; break;
     case kInvokeTgt: res = rX86_INVOKE_TGT; break;
+    case kHiddenArg: res = rAX; break;
+    case kHiddenFpArg: res = fr0; break;
     case kCount: res = rX86_COUNT; break;
   }
   return res;