disassembler.h revision 3c7bb98698f77af10372cf31824d3bb115d9bf0f
1/* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#ifndef ART_DISASSEMBLER_DISASSEMBLER_H_ 18#define ART_DISASSEMBLER_DISASSEMBLER_H_ 19 20#include <stdint.h> 21 22#include <iosfwd> 23 24#include "base/macros.h" 25#include "instruction_set.h" 26 27namespace art { 28 29class Disassembler { 30 public: 31 static Disassembler* Create(InstructionSet instruction_set); 32 virtual ~Disassembler() {} 33 34 // Dump a single instruction returning the length of that instruction. 35 virtual size_t Dump(std::ostream& os, const uint8_t* begin) = 0; 36 // Dump instructions within a range. 37 virtual void Dump(std::ostream& os, const uint8_t* begin, const uint8_t* end) = 0; 38 39 protected: 40 Disassembler() {} 41 42 private: 43 DISALLOW_COPY_AND_ASSIGN(Disassembler); 44}; 45 46static inline bool HasBitSet(uint32_t value, uint32_t bit) { 47 return (value & (1 << bit)) != 0; 48} 49 50} // namespace art 51 52#endif // ART_DISASSEMBLER_DISASSEMBLER_H_ 53