First round of dead file removal

obsolete/gdb-utils/src/dwarf_reader/dwarf_vm.h

-// Copyright 2010 Google, Inc.  All Rights reserved
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
- // met:
-//
-//     * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-//     * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-
-// This file contains the interface for processing DWARF Virtual Machine
-
-#include "common/types.h"
-
-namespace dwarf_reader {
-
-// A virtual machine that operates on 32 bit addresses.
-class IDwarfVM {
-
-public:
-  virtual uint32_t BitWidth() = 0;
-  virtual bool IsLSB() = 0;
-  virtual void ErrorString(const char *str) = 0;
-
-  virtual uint64_t ReadRegister(int reg_number) = 0;
-  virtual uint64_t ReadMemory(uint64_t address, int count) = 0;
-  virtual uint64_t ReadFrameBase() = 0;
-};
-
-// Basic LSB implementations which can handle static structure decoding
-class DwarfStaticVM32 : public IDwarfVM {
-  uint32_t BitWidth() { return 32; }
-  bool IsLSB() { return true; }
-  void ErrorString(const char *str) {};
-
-  uint64_t ReadRegister(int reg_number) { return 0; }
-  uint64_t ReadMemory(uint64_t address, int count) { return 0; }
-  uint64_t ReadFrameBase() { return 0; }
-};
-
-class DwarfStaticVM64 : public IDwarfVM {
-  uint32_t BitWidth() { return 64; }
-  bool IsLSB() { return true; }
-  void ErrorString(const char *str) {};
-
-  uint64_t ReadRegister(int reg_number) { return 0; }
-  uint64_t ReadMemory(uint64_t address, int count) { return 0; }
-  uint64_t ReadFrameBase() { return 0; }
-};
-
-}
-