Updates and fixes for MIPS support.

src/mips/virtual-frame-mips.cc

Index: src/mips/virtual-frame-mips.cc
===================================================================
--- src/mips/virtual-frame-mips.cc	(revision 4259)
+++ src/mips/virtual-frame-mips.cc	(working copy)
@@ -149,14 +149,14 @@
 
 
 void VirtualFrame::CallRuntime(Runtime::Function* f, int arg_count) {
-  PrepareForCall(arg_count, arg_count);
+  Forget(arg_count);
   ASSERT(cgen()->HasValidEntryRegisters());
   __ CallRuntime(f, arg_count);
 }
 
 
 void VirtualFrame::CallRuntime(Runtime::FunctionId id, int arg_count) {
-  PrepareForCall(arg_count, arg_count);
+  Forget(arg_count);
   ASSERT(cgen()->HasValidEntryRegisters());
   __ CallRuntime(id, arg_count);
 }
@@ -174,7 +174,6 @@
 
 void VirtualFrame::InvokeBuiltin(Builtins::JavaScript id,
                                  InvokeJSFlags flags,
-                                 Result* arg_count_register,
                                  int arg_count) {
   UNIMPLEMENTED_MIPS();
 }
@@ -188,21 +187,27 @@
       break;
     case Code::FUNCTION:
       UNIMPLEMENTED_MIPS();
+      __ break_(__LINE__);
       break;
     case Code::KEYED_LOAD_IC:
       UNIMPLEMENTED_MIPS();
+      __ break_(__LINE__);
       break;
     case Code::LOAD_IC:
       UNIMPLEMENTED_MIPS();
+      __ break_(__LINE__);
       break;
     case Code::KEYED_STORE_IC:
       UNIMPLEMENTED_MIPS();
+      __ break_(__LINE__);
       break;
     case Code::STORE_IC:
       UNIMPLEMENTED_MIPS();
+      __ break_(__LINE__);
       break;
     case Code::BUILTIN:
       UNIMPLEMENTED_MIPS();
+      __ break_(__LINE__);
       break;
     default:
       UNREACHABLE();
@@ -214,24 +219,6 @@
 }
 
 
-void VirtualFrame::CallCodeObject(Handle<Code> code,
-                                  RelocInfo::Mode rmode,
-                                  Result* arg,
-                                  int dropped_args) {
-  UNIMPLEMENTED_MIPS();
-}
-
-
-void VirtualFrame::CallCodeObject(Handle<Code> code,
-                                  RelocInfo::Mode rmode,
-                                  Result* arg0,
-                                  Result* arg1,
-                                  int dropped_args,
-                                  bool set_auto_args_slots) {
-  UNIMPLEMENTED_MIPS();
-}
-
-
 void VirtualFrame::Drop(int count) {
   ASSERT(count >= 0);
   ASSERT(height() >= count);