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1 /*
2  * Copyright (C) 2014 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 package dexfuzz.rawdex.formats;
18 
19 import dexfuzz.rawdex.DexRandomAccessFile;
20 import dexfuzz.rawdex.Instruction;
21 
22 import java.io.IOException;
23 
24 public class Format51l extends Format5 implements ContainsConst, ContainsVRegs {
25   @Override
writeToFile(DexRandomAccessFile file, Instruction insn)26   public void writeToFile(DexRandomAccessFile file, Instruction insn) throws IOException {
27     file.writeByte((byte) insn.info.value);
28     file.writeByte((byte) insn.vregA);
29     file.writeUShort((short) (insn.vregB & 0xffff));
30     file.writeUShort((short) ((insn.vregB & 0xffff0000) >> 16));
31     file.writeUShort((short) ((insn.vregB & 0xffff00000000L) >> 32));
32     file.writeUShort((short) ((insn.vregB & 0xffff000000000000L) >> 48));
33     return;
34   }
35 
36   @Override
getA(byte[] raw)37   public long getA(byte[] raw) throws IOException {
38     return RawInsnHelper.getUnsignedByteFromByte(raw, 1);
39   }
40 
41   @Override
getB(byte[] raw)42   public long getB(byte[] raw) throws IOException {
43     return RawInsnHelper.getSignedLongFromEightBytes(raw, 2);
44   }
45 
46   @Override
getC(byte[] raw)47   public long getC(byte[] raw) throws IOException {
48     return (long) 0;
49   }
50 
51   @Override
getConst(Instruction insn)52   public long getConst(Instruction insn) {
53     return insn.vregB;
54   }
55 
56   @Override
setConst(Instruction insn, long constant)57   public void setConst(Instruction insn, long constant) {
58     insn.vregB = constant;
59   }
60 
61   @Override
getConstRange()62   public long getConstRange() {
63     return (1L << 63);
64   }
65 
66   @Override
getVRegCount()67   public int getVRegCount() {
68     return 1;
69   }
70 }
71