Fix skip_unimplemented for filetype=obj in ARM.

src/IceAssembler.h

 //===- subzero/src/IceAssembler.h - Integrated assembler --------*- C++ -*-===//
 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 //
 // Modified by the Subzero authors.
 //
 //===----------------------------------------------------------------------===//
 //
 //                        The Subzero Code Generator
@@ skipping 166 matching lines @@
   /// Create and track a fixup in the current function.
   AssemblerFixup *createFixup(FixupKind Kind, const Constant *Value);
 
   /// Create and track a textual fixup in the current function.
   AssemblerTextFixup *createTextFixup(const std::string &Text,
                                       size_t BytesUsed);
 
   /// Mark that an attempt was made to emit, but failed. Hence, in order to
   /// continue, one must emit a text fixup.
   void setNeedsTextFixup() { TextFixupNeeded = true; }
+  void resetNeedsTextFixup() { TextFixupNeeded = false; }
 
   /// Returns true if last emit failed and needs a text fixup.
   bool needsTextFixup() const { return TextFixupNeeded; }
 
   /// Installs a created fixup, after it has been allocated.
   void installFixup(AssemblerFixup *F);
 
   const FixupRefList &fixups() const { return Fixups; }
 
   void setSize(intptr_t NewSize) {
@@ skipping 106 matching lines @@
   AssemblerFixup *createFixup(FixupKind Kind, const Constant *Value) {
     return Buffer.createFixup(Kind, Value);
   }
 
   AssemblerTextFixup *createTextFixup(const std::string &Text,
                                       size_t BytesUsed) {
     return Buffer.createTextFixup(Text, BytesUsed);
   }
 
   void setNeedsTextFixup() { Buffer.setNeedsTextFixup(); }
+  void resetNeedsTextFixup() { Buffer.resetNeedsTextFixup(); }
 
   bool needsTextFixup() const { return Buffer.needsTextFixup(); }
 
   void emitIASBytes(GlobalContext *Ctx) const;
   bool getInternal() const { return IsInternal; }
   void setInternal(bool Internal) { IsInternal = Internal; }
   const IceString &getFunctionName() { return FunctionName; }
   void setFunctionName(const IceString &NewName) { FunctionName = NewName; }
   intptr_t getBufferSize() const { return Buffer.size(); }
   /// Roll back to a (smaller) size.
@@ skipping 39 matching lines @@
 protected:
   // Buffer's constructor uses the Allocator, so it needs to appear after it.
   // TODO(jpp): dependencies on construction order are a nice way of shooting
   // yourself in the foot. Fix this.
   AssemblerBuffer Buffer;
 };
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICEASSEMBLER_H_