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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_X86_H_
18 #define ART_DISASSEMBLER_DISASSEMBLER_X86_H_
19 
20 #include "disassembler.h"
21 
22 namespace art {
23 namespace x86 {
24 
25 enum RegFile { GPR, MMX, SSE };
26 
27 class DisassemblerX86 FINAL : public Disassembler {
28  public:
DisassemblerX86(DisassemblerOptions * options,bool supports_rex)29   DisassemblerX86(DisassemblerOptions* options, bool supports_rex)
30       : Disassembler(options), supports_rex_(supports_rex) {}
31 
32   size_t Dump(std::ostream& os, const uint8_t* begin) OVERRIDE;
33   void Dump(std::ostream& os, const uint8_t* begin, const uint8_t* end) OVERRIDE;
34 
35  private:
36   size_t DumpInstruction(std::ostream& os, const uint8_t* instr);
37 
38   std::string DumpAddress(uint8_t mod, uint8_t rm, uint8_t rex64, uint8_t rex_w, bool no_ops,
39                           bool byte_operand, bool byte_second_operand, uint8_t* prefix, bool load,
40                           RegFile src_reg_file, RegFile dst_reg_file, const uint8_t** instr,
41                           uint32_t* address_bits);
42 
43   const bool supports_rex_;
44 
45   DISALLOW_COPY_AND_ASSIGN(DisassemblerX86);
46 };
47 
48 }  // namespace x86
49 }  // namespace art
50 
51 #endif  // ART_DISASSEMBLER_DISASSEMBLER_X86_H_
52