Home | History | Annotate | Download | only in examples
      1 // Copyright 2014, ARM Limited
      2 // All rights reserved.
      3 //
      4 // Redistribution and use in source and binary forms, with or without
      5 // modification, are permitted provided that the following conditions are met:
      6 //
      7 //   * Redistributions of source code must retain the above copyright notice,
      8 //     this list of conditions and the following disclaimer.
      9 //   * Redistributions in binary form must reproduce the above copyright notice,
     10 //     this list of conditions and the following disclaimer in the documentation
     11 //     and/or other materials provided with the distribution.
     12 //   * Neither the name of ARM Limited nor the names of its contributors may be
     13 //     used to endorse or promote products derived from this software without
     14 //     specific prior written permission.
     15 //
     16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND
     17 // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     18 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     19 // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
     20 // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     22 // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
     23 // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     24 // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     25 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26 
     27 #ifndef VIXL_EXAMPLES_CUSTOM_DISASSEMBLER_H_
     28 #define VIXL_EXAMPLES_CUSTOM_DISASSEMBLER_H_
     29 
     30 #include "vixl/a64/disasm-a64.h"
     31 
     32 using namespace vixl;
     33 
     34 void TestCustomDisassembler();
     35 
     36 // We want to change three things in the disassembly:
     37 // - Add comments to some add/sub instructions.
     38 // - Use aliases for register names.
     39 // - Add descriptions for code addresses.
     40 class CustomDisassembler: public Disassembler {
     41  public:
     42   CustomDisassembler() : Disassembler() { }
     43   virtual ~CustomDisassembler() { }
     44 
     45   virtual void VisitAddSubShifted(const Instruction* instr);
     46 
     47  protected:
     48   virtual void AppendRegisterNameToOutput(const Instruction* instr,
     49                                           const CPURegister& reg);
     50 
     51   virtual void AppendCodeRelativeCodeAddressToOutput(const Instruction* instr,
     52                                                      const void* addr);
     53 };
     54 
     55 
     56 #endif
     57