Subzero. X8664. Fixes various small bugs.

src/IceAssemblerX86Base.h

 //===- subzero/src/IceAssemblerX86Base.h - base x86 assembler -*- C++ -*---===//
 //
 // Copyright (c) 2013, 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.
 //
 //===----------------------------------------------------------------------===//
 //
@@ skipping 664 matching lines @@
   void hlt();
   void ud2();
 
   // j(Label) is fully tested.
   void j(BrCond condition, Label *label, bool near = kFarJump);
   void j(BrCond condition, const ConstantRelocatable *label); // not testable.
 
   void jmp(GPRRegister reg);
   void jmp(Label *label, bool near = kFarJump);
   void jmp(const ConstantRelocatable *label); // not testable.
+  void jmp(const Immediate &abs_address);
 
   void mfence();
 
   void lock();
   void cmpxchg(Type Ty, const Address &address, GPRRegister reg, bool Locked);
   void cmpxchg8b(const Address &address, bool Locked);
   void xadd(Type Ty, const Address &address, GPRRegister reg, bool Locked);
   void xchg(Type Ty, GPRRegister reg0, GPRRegister reg1);
   void xchg(Type Ty, const Address &address, GPRRegister reg);
 
@@ skipping 220 matching lines @@
   emitUint8(0x66);
 }
 
 } // end of namespace X86NAMESPACE
 
 } // end of namespace Ice
 
 #include "IceAssemblerX86BaseImpl.h"
 
 #endif // SUBZERO_SRC_ICEASSEMBLERX86BASE_H