Package jadx.core.dex.instructions.args

Examples of jadx.core.dex.instructions.args.RegisterArg

20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
  }

  public static boolean process(MethodNode mth, InsnNode insn) {
    switch (insn.getType()) {
      case CONST:
        RegisterArg res = insn.getResult();
        LiteralArg litArg = (LiteralArg) insn.getArg(0);
        if (res.getType().isObject()) {
          long lit = litArg.getLiteral();
          if (lit != 0) {
            // incorrect literal value for object
            ArgType type = lit == 1 ? ArgType.BOOLEAN : ArgType.INT;
            // can't merge with object -> force it
            litArg.setType(type);
            res.getSVar().setType(type);
            return true;
          }
        }
        return litArg.merge(res);

      case MOVE: {
        boolean change = false;
        if (insn.getResult().merge(insn.getArg(0))) {
          change = true;
        }
        if (insn.getArg(0).merge(insn.getResult())) {
          change = true;
        }
        return change;
      }

      case AGET:
        return fixArrayTypes(insn.getArg(0), insn.getResult());

      case APUT:
        return fixArrayTypes(insn.getArg(0), insn.getArg(2));

      case IF: {
        boolean change = false;
        if (insn.getArg(1).merge(insn.getArg(0))) {
          change = true;
        }
        if (insn.getArg(0).merge(insn.getArg(1))) {
          change = true;
        }
        return change;
      }

      // check argument types for overloaded methods
      case INVOKE: {
        boolean change = false;
        InvokeNode inv = (InvokeNode) insn;
        MethodInfo callMth = inv.getCallMth();
        MethodNode node = mth.dex().resolveMethod(callMth);
        if (node != null && node.isArgsOverload()) {
          List<ArgType> args = callMth.getArgumentsTypes();
          int j = inv.getArgsCount() - 1;
          for (int i = args.size() - 1; i >= 0; i--) {
            ArgType argType = args.get(i);
            InsnArg insnArg = inv.getArg(j--);
            if (insnArg.isRegister() && !argType.equals(insnArg.getType())) {
              insnArg.setType(argType);
              change = true;
            }
          }
        }
        return change;
      }

      case CHECK_CAST: {
        ArgType castType = (ArgType) ((IndexInsnNode) insn).getIndex();
        RegisterArg result = insn.getResult();
        // don't override generic types of same base class
        boolean skip = castType.isObject() && castType.getObject().equals(result.getType().getObject());
        if (!skip) {
          // workaround for compiler bug (see TestDuplicateCast)
          result.getSVar().setType(castType);
        }
        return true;
      }

      case PHI: {
        PhiInsn phi = (PhiInsn) insn;
        RegisterArg result = phi.getResult();
        SSAVar resultSVar = result.getSVar();
        if (resultSVar != null && !result.getType().isTypeKnown()) {
          for (InsnArg arg : phi.getArguments()) {
            ArgType argType = arg.getType();
            if (argType.isTypeKnown()) {
              resultSVar.setType(argType);
              return true;
View Full Code Here
52
53
54
55
56
57
58
59
60
61
62
63
64
            if (!kill.get(regNum)) {
              gen.set(regNum);
            }
          }
        }
        RegisterArg result = insn.getResult();
        if (result != null) {
          int regNum = result.getRegNum();
          kill.set(regNum);
          assignBlocks[regNum].set(blockId);
        }
      }
    }
View Full Code Here
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
      if (args.isEmpty()) {
        continue;
      }
      ListIterator<RegisterArg> it = args.listIterator(args.size());
      while (it.hasPrevious()) {
        RegisterArg arg = it.previous();
//        if (arg.getName() != null) {
//          continue;
//        }
        SSAVar sVar = arg.getSVar();
        // allow inline only one use arg or 'this'
        if (sVar.getVariableUseCount() != 1 && !arg.isThis()) {
          continue;
        }
        InsnNode assignInsn = sVar.getAssign().getParentInsn();
        if (assignInsn == null || assignInsn.contains(AFlag.DONT_INLINE)) {
          continue;
        }
        int assignPos = insnList.getIndex(assignInsn);
        if (assignPos != -1) {
          WrapInfo wrapInfo = argsInfo.checkInline(assignPos, arg);
          if (wrapInfo != null) {
            wrapList.add(wrapInfo);
          }
        } else {
          // another block
          BlockNode assignBlock = BlockUtils.getBlockByInsn(mth, assignInsn);
          if (assignBlock != null
              && assignInsn != arg.getParentInsn()
              && canMoveBetweenBlocks(assignInsn, assignBlock, block, argsInfo.getInsn())) {
            arg.wrapInstruction(assignInsn);
            InsnList.remove(assignBlock, assignInsn);
          }
        }
      }
    }
View Full Code Here
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
      }
    }
  }

  private static ArgType processType(SSAVar var) {
    RegisterArg assign = var.getAssign();
    List<RegisterArg> useList = var.getUseList();
    if (useList.isEmpty() || var.isTypeImmutable()) {
      return assign.getType();
    }
    ArgType type = assign.getType();
    for (RegisterArg arg : useList) {
      ArgType useType = arg.getType();
      ArgType newType = ArgType.merge(type, useType);
      if (newType != null) {
        type = newType;
View Full Code Here
67
68
69
70
71
72
73
74
75
76
        }
      }
    }
    phi.getResult().setType(type);
    for (int i = 0; i < phi.getArgsCount(); i++) {
      RegisterArg arg = phi.getArg(i);
      arg.setType(type);
      arg.getSVar().setName(phi.getResult().getName());
    }
  }
View Full Code Here
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
    SSAVar[] inputVars = Arrays.copyOf(vars, vars.length);
    for (InsnNode insn : block.getInstructions()) {
      if (insn.getType() != InsnType.PHI) {
        for (InsnArg arg : insn.getArguments()) {
          if (arg.isRegister()) {
            RegisterArg reg = (RegisterArg) arg;
            int regNum = reg.getRegNum();
            SSAVar var = vars[regNum];
            if (var == null) {
              var = mth.makeNewSVar(regNum, vers, null);
              vars[regNum] = var;
            }
            var.use(reg);
          }
        }
      }
      RegisterArg result = insn.getResult();
      if (result != null) {
        int regNum = result.getRegNum();
        vars[regNum] = mth.makeNewSVar(regNum, vers, result);
      }
    }
    for (BlockNode s : block.getSuccessors()) {
      PhiListAttr phiList = s.get(AType.PHI_LIST);
View Full Code Here
131
132
133
134
135
136
137
138
      }
      return true;
    }

    private static boolean usedArgAssign(InsnNode insn, BitSet args) {
      RegisterArg result = insn.getResult();
      return result != null && args.get(result.getRegNum());
    }
View Full Code Here
157
158
159
160
161
162
163
164
165
166
167
168
      if (phiList == null || !block.contains(AType.EXC_HANDLER)) {
        continue;
      }
      for (PhiInsn phi : phiList.getList()) {
        for (int i = 0; i < phi.getArgsCount(); i++) {
          RegisterArg arg = phi.getArg(i);
          InsnNode parentInsn = arg.getAssignInsn();
          if (parentInsn != null
              && parentInsn.getResult() != null
              && parentInsn.contains(AFlag.TRY_LEAVE)) {
            phi.removeArg(arg);
          }
View Full Code Here
28
29
30
31
32
33
34
35
36
37
38
39
40
        // fix debug for splitter 'return' instructions
        for (BlockNode exit : mth.getExitBlocks()) {
          InsnNode ret = exit.getInstructions().get(0);
          InsnNode oldRet = insnArr[ret.getOffset()];
          if (oldRet != ret) {
            RegisterArg oldArg = (RegisterArg) oldRet.getArg(0);
            RegisterArg newArg = (RegisterArg) ret.getArg(0);
            newArg.mergeDebugInfo(oldArg.getType(), oldArg.getName());
            ret.setSourceLine(oldRet.getSourceLine());
          }
        }
      }
    }
View Full Code Here
123
124
125
126
127
128
129
130
131
132
133
134
135
136
          continue;
        }
        if (!clsInfo.equals(cls.getClassInfo()) && !constrCls.getAccessFlags().isEnum()) {
          continue;
        }
        RegisterArg nameArg = (RegisterArg) insn.getArg(0);
        // InsnArg pos = insn.getArg(1);
        // TODO add check: pos == j
        String name = (String) nameArg.getConstValue(cls.dex());
        if (name == null) {
          throw new JadxException("Unknown enum field name: " + cls);
        }
        EnumField field = new EnumField(name, insn.getArgsCount() - 2);
        attr.getFields().add(field);
View Full Code Here
TOP

Related Classes of jadx.core.dex.instructions.args.RegisterArg

  • jadx.core.codegen.InsnGen
  • jadx.core.codegen.MethodGen
  • jadx.core.codegen.NameGen
  • jadx.core.dex.info.FieldInfo
  • jadx.core.dex.instructions.InsnType
  • jadx.core.dex.instructions.PhiInsn
  • jadx.core.dex.nodes.FieldNode
  • jadx.core.dex.nodes.InsnNode
  • jadx.core.dex.nodes.MethodNode
  • jadx.core.dex.nodes.parser.DebugInfoParser
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.