openrs2
/
fernflower
1
0
Fork 0
Code Issues 9 Pull Requests Releases Activity

[java decompiler] cleanup (dead code; optimizations; warnings)

Browse Source
master
Roman Shevchenko 7 years ago
parent 71d8f4d689
commit 29de7ad72e
140 changed files with 751 additions and 5044 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 29
      src/org/jetbrains/java/decompiler/code/CodeConstants.java
  2. 468
      src/org/jetbrains/java/decompiler/code/ConstantsUtil.java
  3. 24
      src/org/jetbrains/java/decompiler/code/ExceptionHandler.java
  4. 30
      src/org/jetbrains/java/decompiler/code/ExceptionTable.java
  5. 22
      src/org/jetbrains/java/decompiler/code/IfInstruction.java
  6. 127
      src/org/jetbrains/java/decompiler/code/Instruction.java
  7. 85
      src/org/jetbrains/java/decompiler/code/InstructionSequence.java
  8. 22
      src/org/jetbrains/java/decompiler/code/JumpInstruction.java
  9. 64
      src/org/jetbrains/java/decompiler/code/SwitchInstruction.java
  10. 83
      src/org/jetbrains/java/decompiler/code/cfg/BasicBlock.java
  11. 71
      src/org/jetbrains/java/decompiler/code/cfg/ControlFlowGraph.java
  12. 46
      src/org/jetbrains/java/decompiler/code/cfg/ExceptionRangeCFG.java
  13. 31
      src/org/jetbrains/java/decompiler/code/interpreter/InstructionImpact.java
  14. 272
      src/org/jetbrains/java/decompiler/code/interpreter/Util.java
  15. 46
      src/org/jetbrains/java/decompiler/code/optinstructions/ALOAD.java
  16. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/ANEWARRAY.java
  17. 46
      src/org/jetbrains/java/decompiler/code/optinstructions/ASTORE.java
  18. 34
      src/org/jetbrains/java/decompiler/code/optinstructions/BIPUSH.java
  19. 20
      src/org/jetbrains/java/decompiler/code/optinstructions/CHECKCAST.java
  20. 46
      src/org/jetbrains/java/decompiler/code/optinstructions/DLOAD.java
  21. 46
      src/org/jetbrains/java/decompiler/code/optinstructions/DSTORE.java
  22. 46
      src/org/jetbrains/java/decompiler/code/optinstructions/FLOAD.java
  23. 46
      src/org/jetbrains/java/decompiler/code/optinstructions/FSTORE.java
  24. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/GETFIELD.java
  25. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/GETSTATIC.java
  26. 32
      src/org/jetbrains/java/decompiler/code/optinstructions/GOTO.java
  27. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/GOTO_W.java
  28. 29
      src/org/jetbrains/java/decompiler/code/optinstructions/IINC.java
  29. 41
      src/org/jetbrains/java/decompiler/code/optinstructions/ILOAD.java
  30. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/INSTANCEOF.java
  31. 21
      src/org/jetbrains/java/decompiler/code/optinstructions/INVOKEDYNAMIC.java
  32. 21
      src/org/jetbrains/java/decompiler/code/optinstructions/INVOKEINTERFACE.java
  33. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/INVOKESPECIAL.java
  34. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/INVOKESTATIC.java
  35. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/INVOKEVIRTUAL.java
  36. 41
      src/org/jetbrains/java/decompiler/code/optinstructions/ISTORE.java
  37. 32
      src/org/jetbrains/java/decompiler/code/optinstructions/JSR.java
  38. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/JSR_W.java
  39. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/LDC.java
  40. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/LDC2_W.java
  41. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/LDC_W.java
  42. 41
      src/org/jetbrains/java/decompiler/code/optinstructions/LLOAD.java
  43. 28
      src/org/jetbrains/java/decompiler/code/optinstructions/LOOKUPSWITCH.java
  44. 41
      src/org/jetbrains/java/decompiler/code/optinstructions/LSTORE.java
  45. 20
      src/org/jetbrains/java/decompiler/code/optinstructions/MULTIANEWARRAY.java
  46. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/NEW.java
  47. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/NEWARRAY.java
  48. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/PUTFIELD.java
  49. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/PUTSTATIC.java
  50. 27
      src/org/jetbrains/java/decompiler/code/optinstructions/RET.java
  51. 19
      src/org/jetbrains/java/decompiler/code/optinstructions/SIPUSH.java
  52. 28
      src/org/jetbrains/java/decompiler/code/optinstructions/TABLESWITCH.java
  53. 12
      src/org/jetbrains/java/decompiler/main/AssertProcessor.java
  54. 6
      src/org/jetbrains/java/decompiler/main/ClassReference14Processor.java
  55. 16
      src/org/jetbrains/java/decompiler/main/ClassesProcessor.java
  56. 32
      src/org/jetbrains/java/decompiler/main/TextBuffer.java
  57. 20
      src/org/jetbrains/java/decompiler/main/collectors/BytecodeSourceMapper.java
  58. 10
      src/org/jetbrains/java/decompiler/main/collectors/ImportCollector.java
  59. 5
      src/org/jetbrains/java/decompiler/main/decompiler/ConsoleDecompiler.java
  60. 3
      src/org/jetbrains/java/decompiler/main/rels/ClassWrapper.java
  61. 14
      src/org/jetbrains/java/decompiler/main/rels/LambdaProcessor.java
  62. 12
      src/org/jetbrains/java/decompiler/main/rels/NestedClassProcessor.java
  63. 4
      src/org/jetbrains/java/decompiler/main/rels/NestedMemberAccess.java
  64. 6
      src/org/jetbrains/java/decompiler/modules/decompiler/ConcatenationHelper.java
  65. 14
      src/org/jetbrains/java/decompiler/modules/decompiler/DecHelper.java
  66. 24
      src/org/jetbrains/java/decompiler/modules/decompiler/DomHelper.java
  67. 197
      src/org/jetbrains/java/decompiler/modules/decompiler/EliminateLoopsHelper.java
  68. 7
      src/org/jetbrains/java/decompiler/modules/decompiler/ExitHelper.java
  69. 65
      src/org/jetbrains/java/decompiler/modules/decompiler/ExprProcessor.java
  70. 4
      src/org/jetbrains/java/decompiler/modules/decompiler/ExprentStack.java
  71. 144
      src/org/jetbrains/java/decompiler/modules/decompiler/FinallyProcessor.java
  72. 16
      src/org/jetbrains/java/decompiler/modules/decompiler/IdeaNotNullHelper.java
  73. 48
      src/org/jetbrains/java/decompiler/modules/decompiler/IfHelper.java
  74. 12
      src/org/jetbrains/java/decompiler/modules/decompiler/InlineSingleBlockHelper.java
  75. 36
      src/org/jetbrains/java/decompiler/modules/decompiler/LabelHelper.java
  76. 9
      src/org/jetbrains/java/decompiler/modules/decompiler/LoopExtractHelper.java
  77. 194
      src/org/jetbrains/java/decompiler/modules/decompiler/LowBreakHelper.java
  78. 39
      src/org/jetbrains/java/decompiler/modules/decompiler/MergeHelper.java
  79. 18
      src/org/jetbrains/java/decompiler/modules/decompiler/SecondaryFunctionsHelper.java
  80. 173
      src/org/jetbrains/java/decompiler/modules/decompiler/SimplifyExprentsHelper.java
  81. 4
      src/org/jetbrains/java/decompiler/modules/decompiler/StackVarsProcessor.java
  82. 3
      src/org/jetbrains/java/decompiler/modules/decompiler/StatEdge.java
  83. 134
      src/org/jetbrains/java/decompiler/modules/decompiler/StrongConnectivityHelper.java
  84. 6
      src/org/jetbrains/java/decompiler/modules/decompiler/SwitchHelper.java
  85. 19
      src/org/jetbrains/java/decompiler/modules/decompiler/decompose/DominatorTreeExceptionFilter.java
  86. 27
      src/org/jetbrains/java/decompiler/modules/decompiler/decompose/FastExtendedPostdominanceHelper.java
  87. 4
      src/org/jetbrains/java/decompiler/modules/decompiler/decompose/GenericDominatorEngine.java
  88. 10
      src/org/jetbrains/java/decompiler/modules/decompiler/deobfuscator/ExceptionDeobfuscator.java
  89. 4
      src/org/jetbrains/java/decompiler/modules/decompiler/exps/AssignmentExprent.java
  90. 26
      src/org/jetbrains/java/decompiler/modules/decompiler/exps/ConstExprent.java
  91. 13
      src/org/jetbrains/java/decompiler/modules/decompiler/exps/ExitExprent.java
  92. 5
      src/org/jetbrains/java/decompiler/modules/decompiler/exps/Exprent.java
  93. 17
      src/org/jetbrains/java/decompiler/modules/decompiler/exps/FieldExprent.java
  94. 16
      src/org/jetbrains/java/decompiler/modules/decompiler/exps/FunctionExprent.java
  95. 7
      src/org/jetbrains/java/decompiler/modules/decompiler/exps/IfExprent.java
  96. 24
      src/org/jetbrains/java/decompiler/modules/decompiler/exps/VarExprent.java
  97. 22
      src/org/jetbrains/java/decompiler/modules/decompiler/sforms/FlattenStatementsHelper.java
  98. 13
      src/org/jetbrains/java/decompiler/modules/decompiler/sforms/SSAConstructorSparseEx.java
  99. 20
      src/org/jetbrains/java/decompiler/modules/decompiler/sforms/SSAUConstructorSparseEx.java
  100. 18
      src/org/jetbrains/java/decompiler/modules/decompiler/stats/CatchAllStatement.java
  101. Some files were not shown because too many files have changed in this diff Show More

29
src/org/jetbrains/java/decompiler/code/CodeConstants.java
Unescape View File

@ -1,8 +1,8 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code;
@SuppressWarnings({"unused", "SpellCheckingInspection"})
public interface CodeConstants {
// ----------------------------------------------------------------------
// BYTECODE VERSIONS
// ----------------------------------------------------------------------
@ -50,20 +50,6 @@ public interface CodeConstants {
int TYPE_FAMILY_DOUBLE = 5;
int TYPE_FAMILY_OBJECT = 6;
// ----------------------------------------------------------------------
// MODULE CONSTANTS
// ----------------------------------------------------------------------
int STACKSIZE_SIMPLE = 1;
int STACKSIZE_DOUBLE = 2;
int VAR_LOCAL = 0;
int VAR_STACK = 1;
int VAR_WRITE = 0;
int VAR_READ = 1;
// ----------------------------------------------------------------------
// ACCESS FLAGS
// ----------------------------------------------------------------------
@ -92,17 +78,6 @@ public interface CodeConstants {
int ACC_SUPER = 0x0020;
int ACC_INTERFACE = 0x0200;
// ----------------------------------------------------------------------
// DEPENDENCY CONSTANTS
// ----------------------------------------------------------------------
int DEP_CONSTANT = 0;
int DEP_UNKNOWN = 1;
int DEP_GENERAL = 2;
int DEP_PARAMS = 4;
int DEP_STATIC = 8;
// ----------------------------------------------------------------------
// INSTRUCTION GROUPS
// ----------------------------------------------------------------------
@ -338,7 +313,6 @@ public interface CodeConstants {
int opc_invokestatic = 184;
int opc_invokeinterface = 185;
int opc_invokedynamic = 186;
int opc_xxxunusedxxx = 186;
int opc_new = 187;
int opc_newarray = 188;
int opc_anewarray = 189;
@ -355,7 +329,6 @@ public interface CodeConstants {
int opc_goto_w = 200;
int opc_jsr_w = 201;
@SuppressWarnings("SpellCheckingInspection")
String CLINIT_NAME = "<clinit>";
String INIT_NAME = "<init>";
}

468
src/org/jetbrains/java/decompiler/code/ConstantsUtil.java
Unescape View File

@ -1,468 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code;
import org.jetbrains.java.decompiler.code.optinstructions.*;
public class ConstantsUtil {
public static String getName(int opcode) {
return opcodeNames[opcode];
}
public static Instruction getInstructionInstance(int opcode, boolean wide, int group, int bytecode_version, int[] operands) {
Instruction instr = getInstructionInstance(opcode, bytecode_version);
instr.wide = wide;
instr.group = group;
instr.bytecode_version = bytecode_version;
instr.setOperands(operands);
return instr;
}
private static Instruction getInstructionInstance(int opcode, int bytecode_version) {
try {
Instruction instr;
if ((opcode >= CodeConstants.opc_ifeq &&
opcode <= CodeConstants.opc_if_acmpne) ||
opcode == CodeConstants.opc_ifnull ||
opcode == CodeConstants.opc_ifnonnull) {
instr = new IfInstruction();
}
else {
Class cl = opcodeClasses[opcode];
if (opcode == CodeConstants.opc_invokedynamic && bytecode_version < CodeConstants.BYTECODE_JAVA_7) {
cl = null; // instruction unused in Java 6 and before
}
if (cl == null) {
instr = new Instruction();
}
else {
instr = (Instruction)cl.newInstance();
}
}
instr.opcode = opcode;
return instr;
}
catch (Exception ex) {
return null;
}
}
private static final String[] opcodeNames = {
"nop", // "nop",
"aconst_null", // "aconst_null",
"iconst_m1", // "iconst_m1",
"iconst_0", // "iconst_0",
"iconst_1", // "iconst_1",
"iconst_2", // "iconst_2",
"iconst_3", // "iconst_3",
"iconst_4", // "iconst_4",
"iconst_5", // "iconst_5",
"lconst_0", // "lconst_0",
"lconst_1", // "lconst_1",
"fconst_0", // "fconst_0",
"fconst_1", // "fconst_1",
"fconst_2", // "fconst_2",
"dconst_0", // "dconst_0",
"dconst_1", // "dconst_1",
"bipush", // "bipush",
"sipush", // "sipush",
"ldc", // "ldc",
"ldc_w", // "ldc_w",
"ldc2_w", // "ldc2_w",
"iload", // "iload",
"lload", // "lload",
"fload", // "fload",
"dload", // "dload",
"aload", // "aload",
"iload_0", // "iload_0",
"iload_1", // "iload_1",
"iload_2", // "iload_2",
"iload_3", // "iload_3",
"lload_0", // "lload_0",
"lload_1", // "lload_1",
"lload_2", // "lload_2",
"lload_3", // "lload_3",
"fload_0", // "fload_0",
"fload_1", // "fload_1",
"fload_2", // "fload_2",
"fload_3", // "fload_3",
"dload_0", // "dload_0",
"dload_1", // "dload_1",
"dload_2", // "dload_2",
"dload_3", // "dload_3",
"aload_0", // "aload_0",
"aload_1", // "aload_1",
"aload_2", // "aload_2",
"aload_3", // "aload_3",
"iaload", // "iaload",
"laload", // "laload",
"faload", // "faload",
"daload", // "daload",
"aaload", // "aaload",
"baload", // "baload",
"caload", // "caload",
"saload", // "saload",
"istore", // "istore",
"lstore", // "lstore",
"fstore", // "fstore",
"dstore", // "dstore",
"astore", // "astore",
"istore_0", // "istore_0",
"istore_1", // "istore_1",
"istore_2", // "istore_2",
"istore_3", // "istore_3",
"lstore_0", // "lstore_0",
"lstore_1", // "lstore_1",
"lstore_2", // "lstore_2",
"lstore_3", // "lstore_3",
"fstore_0", // "fstore_0",
"fstore_1", // "fstore_1",
"fstore_2", // "fstore_2",
"fstore_3", // "fstore_3",
"dstore_0", // "dstore_0",
"dstore_1", // "dstore_1",
"dstore_2", // "dstore_2",
"dstore_3", // "dstore_3",
"astore_0", // "astore_0",
"astore_1", // "astore_1",
"astore_2", // "astore_2",
"astore_3", // "astore_3",
"iastore", // "iastore",
"lastore", // "lastore",
"fastore", // "fastore",
"dastore", // "dastore",
"aastore", // "aastore",
"bastore", // "bastore",
"castore", // "castore",
"sastore", // "sastore",
"pop", // "pop",
"pop2", // "pop2",
"dup", // "dup",
"dup_x1", // "dup_x1",
"dup_x2", // "dup_x2",
"dup2", // "dup2",
"dup2_x1", // "dup2_x1",
"dup2_x2", // "dup2_x2",
"swap", // "swap",
"iadd", // "iadd",
"ladd", // "ladd",
"fadd", // "fadd",
"dadd", // "dadd",
"isub", // "isub",
"lsub", // "lsub",
"fsub", // "fsub",
"dsub", // "dsub",
"imul", // "imul",
"lmul", // "lmul",
"fmul", // "fmul",
"dmul", // "dmul",
"idiv", // "idiv",
"ldiv", // "ldiv",
"fdiv", // "fdiv",
"ddiv", // "ddiv",
"irem", // "irem",
"lrem", // "lrem",
"frem", // "frem",
"drem", // "drem",
"ineg", // "ineg",
"lneg", // "lneg",
"fneg", // "fneg",
"dneg", // "dneg",
"ishl", // "ishl",
"lshl", // "lshl",
"ishr", // "ishr",
"lshr", // "lshr",
"iushr", // "iushr",
"lushr", // "lushr",
"iand", // "iand",
"land", // "land",
"ior", // "ior",
"lor", // "lor",
"ixor", // "ixor",
"lxor", // "lxor",
"iinc", // "iinc",
"i2l", // "i2l",
"i2f", // "i2f",
"i2d", // "i2d",
"l2i", // "l2i",
"l2f", // "l2f",
"l2d", // "l2d",
"f2i", // "f2i",
"f2l", // "f2l",
"f2d", // "f2d",
"d2i", // "d2i",
"d2l", // "d2l",
"d2f", // "d2f",
"i2b", // "i2b",
"i2c", // "i2c",
"i2s", // "i2s",
"lcmp", // "lcmp",
"fcmpl", // "fcmpl",
"fcmpg", // "fcmpg",
"dcmpl", // "dcmpl",
"dcmpg", // "dcmpg",
"ifeq", // "ifeq",
"ifne", // "ifne",
"iflt", // "iflt",
"ifge", // "ifge",
"ifgt", // "ifgt",
"ifle", // "ifle",
"if_icmpeq", // "if_icmpeq",
"if_icmpne", // "if_icmpne",
"if_icmplt", // "if_icmplt",
"if_icmpge", // "if_icmpge",
"if_icmpgt", // "if_icmpgt",
"if_icmple", // "if_icmple",
"if_acmpeq", // "if_acmpeq",
"if_acmpne", // "if_acmpne",
"goto", // "goto",
"jsr", // "jsr",
"ret", // "ret",
"tableswitch", // "tableswitch",
"lookupswitch", // "lookupswitch",
"ireturn", // "ireturn",
"lreturn", // "lreturn",
"freturn", // "freturn",
"dreturn", // "dreturn",
"areturn", // "areturn",
"return", // "return",
"getstatic", // "getstatic",
"putstatic", // "putstatic",
"getfield", // "getfield",
"putfield", // "putfield",
"invokevirtual", // "invokevirtual",
"invokespecial", // "invokespecial",
"invokestatic", // "invokestatic",
"invokeinterface", // "invokeinterface",
//"xxxunusedxxx", // "xxxunusedxxx", Java 6 and before
"invokedynamic", // "invokedynamic", Java 7 and later
"new", // "new",
"newarray", // "newarray",
"anewarray", // "anewarray",
"arraylength", // "arraylength",
"athrow", // "athrow",
"checkcast", // "checkcast",
"instanceof", // "instanceof",
"monitorenter", // "monitorenter",
"monitorexit", // "monitorexit",
"wide", // "wide",
"multianewarray", // "multianewarray",
"ifnull", // "ifnull",
"ifnonnull", // "ifnonnull",
"goto_w", // "goto_w",
"jsr_w" // "jsr_w"
};
private static final Class[] opcodeClasses = {
null, // "nop",
null, // "aconst_null",
null, // "iconst_m1",
null, // "iconst_0",
null, // "iconst_1",
null, // "iconst_2",
null, // "iconst_3",
null, // "iconst_4",
null, // "iconst_5",
null, // "lconst_0",
null, // "lconst_1",
null, // "fconst_0",
null, // "fconst_1",
null, // "fconst_2",
null, // "dconst_0",
null, // "dconst_1",
BIPUSH.class, // "bipush",
SIPUSH.class, // "sipush",
LDC.class, // "ldc",
LDC_W.class, // "ldc_w",
LDC2_W.class, // "ldc2_w",
ILOAD.class, // "iload",
LLOAD.class, // "lload",
FLOAD.class, // "fload",
DLOAD.class, // "dload",
ALOAD.class, // "aload",
null, // "iload_0",
null, // "iload_1",
null, // "iload_2",
null, // "iload_3",
null, // "lload_0",
null, // "lload_1",
null, // "lload_2",
null, // "lload_3",
null, // "fload_0",
null, // "fload_1",
null, // "fload_2",
null, // "fload_3",
null, // "dload_0",
null, // "dload_1",
null, // "dload_2",
null, // "dload_3",
null, // "aload_0",
null, // "aload_1",
null, // "aload_2",
null, // "aload_3",
null, // "iaload",
null, // "laload",
null, // "faload",
null, // "daload",
null, // "aaload",
null, // "baload",
null, // "caload",
null, // "saload",
ISTORE.class, // "istore",
LSTORE.class, // "lstore",
FSTORE.class, // "fstore",
DSTORE.class, // "dstore",
ASTORE.class, // "astore",
null, // "istore_0",
null, // "istore_1",
null, // "istore_2",
null, // "istore_3",
null, // "lstore_0",
null, // "lstore_1",
null, // "lstore_2",
null, // "lstore_3",
null, // "fstore_0",
null, // "fstore_1",
null, // "fstore_2",
null, // "fstore_3",
null, // "dstore_0",
null, // "dstore_1",
null, // "dstore_2",
null, // "dstore_3",
null, // "astore_0",
null, // "astore_1",
null, // "astore_2",
null, // "astore_3",
null, // "iastore",
null, // "lastore",
null, // "fastore",
null, // "dastore",
null, // "aastore",
null, // "bastore",
null, // "castore",
null, // "sastore",
null, // "pop",
null, // "pop2",
null, // "dup",
null, // "dup_x1",
null, // "dup_x2",
null, // "dup2",
null, // "dup2_x1",
null, // "dup2_x2",
null, // "swap",
null, // "iadd",
null, // "ladd",
null, // "fadd",
null, // "dadd",
null, // "isub",
null, // "lsub",
null, // "fsub",
null, // "dsub",
null, // "imul",
null, // "lmul",
null, // "fmul",
null, // "dmul",
null, // "idiv",
null, // "ldiv",
null, // "fdiv",
null, // "ddiv",
null, // "irem",
null, // "lrem",
null, // "frem",
null, // "drem",
null, // "ineg",
null, // "lneg",
null, // "fneg",
null, // "dneg",
null, // "ishl",
null, // "lshl",
null, // "ishr",
null, // "lshr",
null, // "iushr",
null, // "lushr",
null, // "iand",
null, // "land",
null, // "ior",
null, // "lor",
null, // "ixor",
null, // "lxor",
IINC.class, // "iinc",
null, // "i2l",
null, // "i2f",
null, // "i2d",
null, // "l2i",
null, // "l2f",
null, // "l2d",
null, // "f2i",
null, // "f2l",
null, // "f2d",
null, // "d2i",
null, // "d2l",
null, // "d2f",
null, // "i2b",
null, // "i2c",
null, // "i2s",
null, // "lcmp",
null, // "fcmpl",
null, // "fcmpg",
null, // "dcmpl",
null, // "dcmpg",
null, // "ifeq",
null, // "ifne",
null, // "iflt",
null, // "ifge",
null, // "ifgt",
null, // "ifle",
null, // "if_icmpeq",
null, // "if_icmpne",
null, // "if_icmplt",
null, // "if_icmpge",
null, // "if_icmpgt",
null, // "if_icmple",
null, // "if_acmpeq",
null, // "if_acmpne",
GOTO.class, // "goto",
JSR.class, // "jsr",
RET.class, // "ret",
TABLESWITCH.class, // "tableswitch",
LOOKUPSWITCH.class, // "lookupswitch",
null, // "ireturn",
null, // "lreturn",
null, // "freturn",
null, // "dreturn",
null, // "areturn",
null, // "return",
GETSTATIC.class, // "getstatic",
PUTSTATIC.class, // "putstatic",
GETFIELD.class, // "getfield",
PUTFIELD.class, // "putfield",
INVOKEVIRTUAL.class, // "invokevirtual",
INVOKESPECIAL.class, // "invokespecial",
INVOKESTATIC.class, // "invokestatic",
INVOKEINTERFACE.class, // "invokeinterface",
INVOKEDYNAMIC.class, // "xxxunusedxxx" Java 6 and before, "invokedynamic" Java 7 and later
NEW.class, // "new",
NEWARRAY.class, // "newarray",
ANEWARRAY.class, // "anewarray",
null, // "arraylength",
null, // "athrow",
CHECKCAST.class, // "checkcast",
INSTANCEOF.class, // "instanceof",
null, // "monitorenter",
null, // "monitorexit",
null, // "wide",
MULTIANEWARRAY.class, // "multianewarray",
null, // "ifnull",
null, // "ifnonnull",
GOTO_W.class, // "goto_w",
JSR_W.class // "jsr_w"
};
}

24
src/org/jetbrains/java/decompiler/code/ExceptionHandler.java
Unescape View File

@ -3,11 +3,7 @@ package org.jetbrains.java.decompiler.code;
import org.jetbrains.java.decompiler.main.DecompilerContext;
import java.io.DataOutputStream;
import java.io.IOException;
public class ExceptionHandler {
public int from = 0;
public int to = 0;
public int handler = 0;
@ -16,30 +12,10 @@ public class ExceptionHandler {
public int to_instr = 0;
public int handler_instr = 0;
public int class_index = 0;
public String exceptionClass = null;
public ExceptionHandler() {
}
public ExceptionHandler(int from_raw, int to_raw, int handler_raw, String exceptionClass) {
this.from = from_raw;
this.to = to_raw;
this.handler = handler_raw;
this.exceptionClass = exceptionClass;
}
public void writeToStream(DataOutputStream out) throws IOException {
out.writeShort(from);
out.writeShort(to);
out.writeShort(handler);
out.writeShort(class_index);
}
public String toString() {
String new_line_separator = DecompilerContext.getNewLineSeparator();
return "from: " + from + " to: " + to + " handler: " + handler + new_line_separator +
"from_instr: " + from_instr + " to_instr: " + to_instr + " handler_instr: " + handler_instr + new_line_separator +
"exceptionClass: " + exceptionClass + new_line_separator;

30
src/org/jetbrains/java/decompiler/code/ExceptionTable.java
Unescape View File

@ -1,19 +1,11 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code;
import org.jetbrains.java.decompiler.code.interpreter.Util;
import org.jetbrains.java.decompiler.struct.StructContext;
import java.util.Collections;
import java.util.List;
public class ExceptionTable {
public static final ExceptionTable EMPTY = new ExceptionTable(null) {
@Override
public List<ExceptionHandler> getHandlers() {
return Collections.emptyList();
}
};
public static final ExceptionTable EMPTY = new ExceptionTable(Collections.emptyList());
private final List<ExceptionHandler> handlers;
@ -21,26 +13,6 @@ public class ExceptionTable {
this.handlers = handlers;
}
public ExceptionHandler getHandlerByClass(StructContext context, int line, String valclass, boolean withany) {
ExceptionHandler res = null; // no handler found
for (ExceptionHandler handler : handlers) {
if (handler.from <= line && handler.to > line) {
String name = handler.exceptionClass;
if ((withany && name == null) || // any -> finally or synchronized handler
(name != null && Util.instanceOf(context, valclass, name))) {
res = handler;
break;
}
}
}
return res;
}
public List<ExceptionHandler> getHandlers() {
return handlers;
}

22
src/org/jetbrains/java/decompiler/code/IfInstruction.java
Unescape View File

@ -1,22 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code;
import java.io.DataOutputStream;
import java.io.IOException;
/*
* opc_ifeq, opc_ifne, opc_iflt, opc_ifge, opc_ifgt, opc_ifle, opc_if_icmpeq, opc_if_icmpne, opc_if_icmplt,
* opc_if_icmpge, opc_if_icmpgt, opc_if_icmple, opc_if_acmpeq, opc_if_acmpne, opc_ifnull, opc_ifnonnull
*/
public class IfInstruction extends JumpInstruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opcode);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

127
src/org/jetbrains/java/decompiler/code/Instruction.java
Unescape View File

@ -1,112 +1,65 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code;
import java.io.DataOutputStream;
import java.io.IOException;
public class Instruction implements CodeConstants {
// *****************************************************************************
// public fields
// *****************************************************************************
public int opcode;
public int group = CodeConstants.GROUP_GENERAL;
public boolean wide = false;
public int bytecode_version = BYTECODE_JAVA_LE_4;
// *****************************************************************************
// private fields
// *****************************************************************************
private int[] operands = null;
// *****************************************************************************
// public methods
// *****************************************************************************
public Instruction() {
public static Instruction create(int opcode, boolean wide, int group, int bytecodeVersion, int[] operands) {
if (opcode >= opc_ifeq && opcode <= opc_if_acmpne ||
opcode == opc_ifnull || opcode == opc_ifnonnull ||
opcode == opc_jsr || opcode == opc_jsr_w ||
opcode == opc_goto || opcode == opc_goto_w) {
return new JumpInstruction(opcode, group, wide, bytecodeVersion, operands);
}
public int length() {
return 1;
}
public int operandsCount() {
return (operands == null) ? 0 : operands.length;
}
public int getOperand(int index) {
return operands[index];
}
public Instruction clone() {
return ConstantsUtil.getInstructionInstance(opcode, wide, group, bytecode_version, operands == null ? null : operands.clone());
}
public String toString() {
String res = wide ? "@wide " : "";
res += "@" + ConstantsUtil.getName(opcode);
int len = operandsCount();
for (int i = 0; i < len; i++) {
int op = operands[i];
if (op < 0) {
res += " -" + Integer.toHexString(-op);
else if (opcode == opc_tableswitch || opcode == opc_lookupswitch) {
return new SwitchInstruction(opcode, group, wide, bytecodeVersion, operands);
}
else {
res += " " + Integer.toHexString(op);
return new Instruction(opcode, group, wide, bytecodeVersion, operands);
}
}
return res;
public static boolean equals(Instruction i1, Instruction i2) {
return i1 != null && i2 != null &&
(i1 == i2 ||
i1.opcode == i2.opcode &&
i1.wide == i2.wide &&
i1.operandsCount() == i2.operandsCount());
}
public boolean canFallthrough() {
return opcode != opc_goto && opcode != opc_goto_w && opcode != opc_ret &&
!(opcode >= opc_ireturn && opcode <= opc_return) && opcode != opc_athrow
&& opcode != opc_jsr && opcode != opc_tableswitch && opcode != opc_lookupswitch;
}
public final int opcode;
public final int group;
public final boolean wide;
public final int bytecodeVersion;
public boolean equalsInstruction(Instruction instr) {
if (opcode != instr.opcode || wide != instr.wide
|| operandsCount() != instr.operandsCount()) {
return false;
}
protected final int[] operands;
if (operands != null) {
for (int i = 0; i < operands.length; i++) {
if (operands[i] != instr.getOperand(i)) {
return false;
}
}
public Instruction(int opcode, int group, boolean wide, int bytecodeVersion, int[] operands) {
this.opcode = opcode;
this.group = group;
this.wide = wide;
this.bytecodeVersion = bytecodeVersion;
this.operands = operands;
}
return true;
}
public void initInstruction(InstructionSequence seq) { }
// should be overwritten by subclasses
public void initInstruction(InstructionSequence seq) {
public int operandsCount() {
return operands == null ? 0 : operands.length;
}
// should be overwritten by subclasses
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opcode);
public int operand(int index) {
return operands[index];
}
// *****************************************************************************
// getter and setter methods
// *****************************************************************************
public int[] getOperands() {
return operands;
public boolean canFallThrough() {
return opcode != opc_goto && opcode != opc_goto_w && opcode != opc_ret &&
!(opcode >= opc_ireturn && opcode <= opc_return) &&
opcode != opc_athrow &&
opcode != opc_jsr && opcode != opc_tableswitch && opcode != opc_lookupswitch;
}
public void setOperands(int[] operands) {
this.operands = operands;
@Override
@SuppressWarnings("MethodDoesntCallSuperMethod")
public Instruction clone() {
return create(opcode, wide, group, bytecodeVersion, operands == null ? null : operands.clone());
}
}

85
src/org/jetbrains/java/decompiler/code/InstructionSequence.java
Unescape View File

@ -1,19 +1,10 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code;
import org.jetbrains.java.decompiler.code.interpreter.Util;
import org.jetbrains.java.decompiler.main.DecompilerContext;
import org.jetbrains.java.decompiler.struct.StructContext;
import org.jetbrains.java.decompiler.util.TextUtil;
import org.jetbrains.java.decompiler.util.VBStyleCollection;
import java.io.DataOutputStream;
import java.io.IOException;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
public abstract class InstructionSequence {
// *****************************************************************************
@ -73,10 +64,6 @@ public abstract class InstructionSequence {
}
}
public Instruction getCurrentInstr() {
return collinstr.get(pointer);
}
public Instruction getInstr(int index) {
return collinstr.get(index);
}
@ -85,16 +72,12 @@ public abstract class InstructionSequence {
return collinstr.getLast();
}
public int getCurrentOffset() {
return collinstr.getKey(pointer).intValue();
}
public int getOffset(int index) {
return collinstr.getKey(index).intValue();
public int getOffset(int index) {
return collinstr.getKey(index);
}
public int getPointerByAbsOffset(int offset) {
Integer absoffset = new Integer(offset);
Integer absoffset = offset;
if (collinstr.containsKey(absoffset)) {
return collinstr.getIndexByKey(absoffset);
}
@ -104,7 +87,7 @@ public int getOffset(int index) {
}
public int getPointerByRelOffset(int offset) {
Integer absoffset = new Integer(collinstr.getKey(pointer).intValue() + offset);
Integer absoffset = collinstr.getKey(pointer) + offset;
if (collinstr.containsKey(absoffset)) {
return collinstr.getIndexByKey(absoffset);
}
@ -113,13 +96,6 @@ public int getOffset(int index) {
}
}
public void setPointerByAbsOffset(int offset) {
Integer absoffset = new Integer(collinstr.getKey(pointer).intValue() + offset);
if (collinstr.containsKey(absoffset)) {
pointer = collinstr.getIndexByKey(absoffset);
}
}
public int length() {
return collinstr.size();
}
@ -153,55 +129,6 @@ public int getOffset(int index) {
return buf.toString();
}
public void writeCodeToStream(DataOutputStream out) throws IOException {
for (int i = 0; i < collinstr.size(); i++) {
collinstr.get(i).writeToStream(out, collinstr.getKey(i).intValue());
}
}
public void writeExceptionsToStream(DataOutputStream out) throws IOException {
List<ExceptionHandler> handlers = exceptionTable.getHandlers();
out.writeShort(handlers.size());
for (int i = 0; i < handlers.size(); i++) {
handlers.get(i).writeToStream(out);
}
}
public void sortHandlers(final StructContext context) {
Collections.sort(exceptionTable.getHandlers(), (handler0, handler1) -> {
if (handler0.to == handler1.to) {
if (handler0.exceptionClass == null) {
return 1;
}
else {
if (handler1.exceptionClass == null) {
return -1;
}
else if (handler0.exceptionClass.equals(handler1.exceptionClass)) {
return (handler0.from > handler1.from) ? -1 : 1; // invalid code
}
else {
if (Util.instanceOf(context, handler0.exceptionClass, handler1.exceptionClass)) {
return -1;
}
else {
return 1;
}
}
}
}
else {
return (handler0.to > handler1.to) ? 1 : -1;
}
});
}
// *****************************************************************************
// getter and setter methods
// *****************************************************************************
@ -217,8 +144,4 @@ public int getOffset(int index) {
public ExceptionTable getExceptionTable() {
return exceptionTable;
}
public void setExceptionTable(ExceptionTable exceptionTable) {
this.exceptionTable = exceptionTable;
}
}

22
src/org/jetbrains/java/decompiler/code/JumpInstruction.java
Unescape View File

@ -1,28 +1,22 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code;
/*
* opc_ifeq, opc_ifne, opc_iflt, opc_ifge, opc_ifgt, opc_ifle, opc_if_icmpeq, opc_if_icmpne, opc_if_icmplt,
* opc_if_icmpge, opc_if_icmpgt, opc_if_icmple, opc_if_acmpeq, opc_if_acmpne, opc_ifnull, opc_ifnonnull
* opc_goto, opc_jsr, opc_goto_w, opc_jsr_w
*/
public class JumpInstruction extends Instruction {
public int destination;
public JumpInstruction() {
public JumpInstruction(int opcode, int group, boolean wide, int bytecodeVersion, int[] operands) {
super(opcode, group, wide, bytecodeVersion, operands);
}
@Override
public void initInstruction(InstructionSequence seq) {
destination = seq.getPointerByRelOffset(this.getOperand(0));
destination = seq.getPointerByRelOffset(this.operand(0));
}
@Override
public JumpInstruction clone() {
JumpInstruction newinstr = (JumpInstruction)super.clone();
newinstr.destination = destination;
return newinstr;
JumpInstruction copy = (JumpInstruction)super.clone();
copy.destination = destination;
return copy;
}
}

64
src/org/jetbrains/java/decompiler/code/SwitchInstruction.java
Unescape View File

@ -1,83 +1,61 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code;
/*
* opc_tableswitch, lookupswitch
*/
public class SwitchInstruction extends Instruction {
private int[] destinations;
private int[] values;
private int defaultDestination;
private int defaultdest;
public SwitchInstruction() {
public SwitchInstruction(int opcode, int group, boolean wide, int bytecodeVersion, int[] operands) {
super(opcode, group, wide, bytecodeVersion, operands);
}
@Override
public void initInstruction(InstructionSequence seq) {
defaultDestination = seq.getPointerByRelOffset(operands[0]);
int pref = (opcode == CodeConstants.opc_tableswitch ? 3 : 2);
int len = this.getOperands().length - pref;
defaultdest = seq.getPointerByRelOffset(this.getOperand(0));
int prefix = opcode == CodeConstants.opc_tableswitch ? 3 : 2;
int len = operands.length - prefix;
int low = 0;
if (opcode == CodeConstants.opc_lookupswitch) {
len /= 2;
}
else {
low = this.getOperand(1);
low = operands[1];
}
destinations = new int[len];
values = new int[len];
for (int i = 0, k = 0; i < len; i++, k++) {
if (opcode == CodeConstants.opc_lookupswitch) {
values[i] = this.getOperand(pref + k);
values[i] = operands[prefix + k];
k++;
}
else {
values[i] = low + k;
}
destinations[i] = seq.getPointerByRelOffset(this.getOperand(pref + k));
}
destinations[i] = seq.getPointerByRelOffset(operands[prefix + k]);
}
public SwitchInstruction clone() {
SwitchInstruction newinstr = (SwitchInstruction)super.clone();
newinstr.defaultdest = defaultdest;
newinstr.destinations = destinations.clone();
newinstr.values = values.clone();
return newinstr;
}
public int[] getDestinations() {
return destinations;
}
public void setDestinations(int[] destinations) {
this.destinations = destinations;
}
public int getDefaultdest() {
return defaultdest;
}
public void setDefaultdest(int defaultdest) {
this.defaultdest = defaultdest;
}
public int[] getValues() {
return values;
}
public void setValues(int[] values) {
this.values = values;
public int getDefaultDestination() {
return defaultDestination;
}
@Override
public SwitchInstruction clone() {
SwitchInstruction copy = (SwitchInstruction)super.clone();
copy.defaultDestination = defaultDestination;
copy.destinations = destinations.clone();
copy.values = values.clone();
return copy;
}
}

83
src/org/jetbrains/java/decompiler/code/cfg/BasicBlock.java
Unescape View File

@ -16,8 +16,7 @@ public class BasicBlock implements IGraphNode {
// public fields
// *****************************************************************************
public int id = 0;
public int id;
public int mark = 0;
// *****************************************************************************
@ -26,15 +25,11 @@ public class BasicBlock implements IGraphNode {
private InstructionSequence seq = new SimpleInstructionSequence();
private List<BasicBlock> preds = new ArrayList<>();
private List<BasicBlock> succs = new ArrayList<>();
private final List<BasicBlock> preds = new ArrayList<>();
private final List<BasicBlock> succs = new ArrayList<>();
private final List<Integer> instrOldOffsets = new ArrayList<>();
private List<BasicBlock> predExceptions = new ArrayList<>();
private List<BasicBlock> succExceptions = new ArrayList<>();
private final List<BasicBlock> predExceptions = new ArrayList<>();
private final List<BasicBlock> succExceptions = new ArrayList<>();
public BasicBlock(int id) {
this.id = id;
@ -44,7 +39,9 @@ public class BasicBlock implements IGraphNode {
// public methods
// *****************************************************************************
public Object clone() {
@Override
@SuppressWarnings("MethodDoesntCallSuperMethod")
public BasicBlock clone() {
BasicBlock block = new BasicBlock(id);
block.setSeq(seq.clone());
@ -53,14 +50,6 @@ public class BasicBlock implements IGraphNode {
return block;
}
public void free() {
preds.clear();
succs.clear();
instrOldOffsets.clear();
succExceptions.clear();
seq = new SimpleInstructionSequence();
}
public Instruction getInstruction(int index) {
return seq.getInstr(index);
}
@ -91,7 +80,7 @@ public class BasicBlock implements IGraphNode {
}
public void removePredecessor(BasicBlock block) {
while (preds.remove(block)) ;
while (preds.remove(block)) /**/;
}
public void addSuccessor(BasicBlock block) {
@ -100,7 +89,7 @@ public class BasicBlock implements IGraphNode {
}
public void removeSuccessor(BasicBlock block) {
while (succs.remove(block)) ;
while (succs.remove(block)) /**/;
block.removePredecessor(this);
}
@ -128,7 +117,7 @@ public class BasicBlock implements IGraphNode {
}
public void removePredecessorException(BasicBlock block) {
while (predExceptions.remove(block)) ;
while (predExceptions.remove(block)) /**/;
}
public void addSuccessorException(BasicBlock block) {
@ -139,7 +128,7 @@ public class BasicBlock implements IGraphNode {
}
public void removeSuccessorException(BasicBlock block) {
while (succExceptions.remove(block)) ;
while (succExceptions.remove(block)) /**/;
block.removePredecessorException(this);
}
@ -154,27 +143,6 @@ public class BasicBlock implements IGraphNode {
return id + ":" + new_line_separator + seq.toString(indent);
}
public String toStringOldIndices() {
String new_line_separator = DecompilerContext.getNewLineSeparator();
StringBuilder buf = new StringBuilder();
for (int i = 0; i < seq.length(); i++) {
if (i < instrOldOffsets.size()) {
buf.append(instrOldOffsets.get(i));
}
else {
buf.append("-1");
}
buf.append(": ");
buf.append(seq.getInstr(i).toString());
buf.append(new_line_separator);
}
return buf.toString();
}
public boolean isSuccessor(BasicBlock block) {
for (BasicBlock succ : succs) {
if (succ.id == block.id) {
@ -184,15 +152,6 @@ public class BasicBlock implements IGraphNode {
return false;
}
public boolean isPredecessor(BasicBlock block) {
for (int i = 0; i < preds.size(); i++) {
if (preds.get(i).id == block.id) {
return true;
}
}
return false;
}
// *****************************************************************************
// getter and setter methods
// *****************************************************************************
@ -211,10 +170,6 @@ public class BasicBlock implements IGraphNode {
return preds;
}
public void setPreds(List<BasicBlock> preds) {
this.preds = preds;
}
public InstructionSequence getSeq() {
return seq;
}
@ -227,25 +182,11 @@ public class BasicBlock implements IGraphNode {
return succs;
}
public void setSuccs(List<BasicBlock> succs) {
this.succs = succs;
}
public List<BasicBlock> getSuccExceptions() {
return succExceptions;
}
public void setSuccExceptions(List<BasicBlock> succExceptions) {
this.succExceptions = succExceptions;
}
public List<BasicBlock> getPredExceptions() {
return predExceptions;
}
public void setPredExceptions(List<BasicBlock> predExceptions) {
this.predExceptions = predExceptions;
}
}

71
src/org/jetbrains/java/decompiler/code/cfg/ControlFlowGraph.java
Unescape View File

@ -33,7 +33,7 @@ public class ControlFlowGraph implements CodeConstants {
private Map<BasicBlock, BasicBlock> subroutines;
private Set<BasicBlock> finallyExits = new HashSet<>();
private final Set<BasicBlock> finallyExits = new HashSet<>();
// *****************************************************************************
// constructors
@ -48,19 +48,6 @@ public class ControlFlowGraph implements CodeConstants {
// public methods
// *****************************************************************************
public void free() {
for (BasicBlock block : blocks) {
block.free();
}
blocks.clear();
first = null;
last = null;
exceptions.clear();
finallyExits.clear();
}
public void removeMarkers() {
for (BasicBlock block : blocks) {
block.mark = 0;
@ -80,12 +67,11 @@ public class ControlFlowGraph implements CodeConstants {
buf.append("----- Edges -----").append(new_line_separator);
List<BasicBlock> suc = block.getSuccs();
for (int j = 0; j < suc.size(); j++) {
buf.append(">>>>>>>>(regular) Block ").append(suc.get(j).id).append(new_line_separator);
for (BasicBlock aSuc : suc) {
buf.append(">>>>>>>>(regular) Block ").append(aSuc.id).append(new_line_separator);
}
suc = block.getSuccExceptions();
for (int j = 0; j < suc.size(); j++) {
BasicBlock handler = suc.get(j);
for (BasicBlock handler : suc) {
ExceptionRangeCFG range = getExceptionRange(handler, block);
if (range == null) {
@ -156,13 +142,7 @@ public class ControlFlowGraph implements CodeConstants {
}
}
Iterator<Entry<BasicBlock, BasicBlock>> it = subroutines.entrySet().iterator();
while (it.hasNext()) {
Entry<BasicBlock, BasicBlock> ent = it.next();
if (ent.getKey() == block || ent.getValue() == block) {
it.remove();
}
}
subroutines.entrySet().removeIf(ent -> ent.getKey() == block || ent.getValue() == block);
}
public ExceptionRangeCFG getExceptionRange(BasicBlock handler, BasicBlock block) {
@ -261,7 +241,7 @@ public class ControlFlowGraph implements CodeConstants {
for (int j = dests.length - 1; j >= 0; j--) {
inststates[dests[j]] = 1;
}
inststates[swinstr.getDefaultdest()] = 1;
inststates[swinstr.getDefaultDestination()] = 1;
if (i + 1 < len) {
inststates[i + 1] = 1;
}
@ -322,7 +302,7 @@ public class ControlFlowGraph implements CodeConstants {
BasicBlock block = lstbb.get(i);
Instruction instr = block.getLastInstruction();
boolean fallthrough = instr.canFallthrough();
boolean fallthrough = instr.canFallThrough();
BasicBlock bTemp;
switch (instr.group) {
@ -336,10 +316,10 @@ public class ControlFlowGraph implements CodeConstants {
SwitchInstruction sinstr = (SwitchInstruction)instr;
int[] dests = sinstr.getDestinations();
bTemp = mapInstrBlocks.get(((SwitchInstruction)instr).getDefaultdest());
bTemp = mapInstrBlocks.get(((SwitchInstruction)instr).getDefaultDestination());
block.addSuccessor(bTemp);
for (int j = 0; j < dests.length; j++) {
bTemp = mapInstrBlocks.get(dests[j]);
for (int dest1 : dests) {
bTemp = mapInstrBlocks.get(dest1);
block.addSuccessor(bTemp);
}
}
@ -617,9 +597,8 @@ public class ControlFlowGraph implements CodeConstants {
node.replaceSuccessor(child, mapNewNodes.get(childid));
}
else if (common_blocks.contains(child)) {
// make a copy of the current block
BasicBlock copy = (BasicBlock)child.clone();
BasicBlock copy = child.clone();
copy.id = ++last_id;
// copy all successors
if (copy.getLastInstruction().opcode == CodeConstants.opc_ret &&
@ -816,10 +795,6 @@ public class ControlFlowGraph implements CodeConstants {
return blocks;
}
public void setBlocks(VBStyleCollection<BasicBlock, Integer> blocks) {
this.blocks = blocks;
}
public BasicBlock getFirst() {
return first;
}
@ -828,39 +803,15 @@ public class ControlFlowGraph implements CodeConstants {
this.first = first;
}
public List<BasicBlock> getEndBlocks() {
return last.getPreds();
}
public List<ExceptionRangeCFG> getExceptions() {
return exceptions;
}
public void setExceptions(List<ExceptionRangeCFG> exceptions) {
this.exceptions = exceptions;
}
public BasicBlock getLast() {
return last;
}
public void setLast(BasicBlock last) {
this.last = last;
}
public Map<BasicBlock, BasicBlock> getSubroutines() {
return subroutines;
}
public void setSubroutines(Map<BasicBlock, BasicBlock> subroutines) {
this.subroutines = subroutines;
}
public Set<BasicBlock> getFinallyExits() {
return finallyExits;
}
public void setFinallyExits(HashSet<BasicBlock> finallyExits) {
this.finallyExits = finallyExits;
}
}

46
src/org/jetbrains/java/decompiler/code/cfg/ExceptionRangeCFG.java
Unescape View File

@ -1,18 +1,13 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.cfg;
import org.jetbrains.java.decompiler.main.DecompilerContext;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;
public class ExceptionRangeCFG {
private List<BasicBlock> protectedRange = new ArrayList<>(); // FIXME: replace with set
private final List<BasicBlock> protectedRange; // FIXME: replace with set
private BasicBlock handler;
private List<String> exceptionTypes;
public ExceptionRangeCFG(List<BasicBlock> protectedRange, BasicBlock handler, List<String> exceptionType) {
@ -28,28 +23,6 @@ public class ExceptionRangeCFG {
return protectedRange.contains(handler);
}
public String toString() {
String new_line_separator = DecompilerContext.getNewLineSeparator();
StringBuilder buf = new StringBuilder();
buf.append("exceptionType:");
for (String exception_type : exceptionTypes) {
buf.append(" ").append(exception_type);
}
buf.append(new_line_separator);
buf.append("handler: ").append(handler.id).append(new_line_separator);
buf.append("range: ");
for (int i = 0; i < protectedRange.size(); i++) {
buf.append(protectedRange.get(i).id).append(" ");
}
buf.append(new_line_separator);
return buf.toString();
}
public BasicBlock getHandler() {
return handler;
}
@ -62,16 +35,11 @@ public class ExceptionRangeCFG {
return protectedRange;
}
public void setProtectedRange(List<BasicBlock> protectedRange) {
this.protectedRange = protectedRange;
}
public List<String> getExceptionTypes() {
return this.exceptionTypes;
}
public void addExceptionType(String exceptionType) {
if (this.exceptionTypes == null) {
return;
}
@ -85,16 +53,6 @@ public class ExceptionRangeCFG {
}
public String getUniqueExceptionsString() {
if (exceptionTypes == null) {
return null;
}
return exceptionTypes.stream().distinct().collect(Collectors.joining(":"));
return exceptionTypes != null ? exceptionTypes.stream().distinct().collect(Collectors.joining(":")) : null;
}
// public void setExceptionType(String exceptionType) {
// this.exceptionType = exceptionType;
// }
}

31
src/org/jetbrains/java/decompiler/code/interpreter/InstructionImpact.java
Unescape View File

@ -325,7 +325,6 @@ public class InstructionImpact {
public static void stepTypes(DataPoint data, Instruction instr, ConstantPool pool) {
ListStack<VarType> stack = data.getStack();
int[][] arr = stack_impact[instr.opcode];
@ -337,8 +336,7 @@ public class InstructionImpact {
if (read != null) {
int depth = 0;
for (int i = 0; i < read.length; i++) {
int type = read[i];
for (int type : read) {
depth++;
if (type == CodeConstants.TYPE_LONG ||
type == CodeConstants.TYPE_DOUBLE) {
@ -350,8 +348,7 @@ public class InstructionImpact {
}
if (write != null) {
for (int i = 0; i < write.length; i++) {
int type = write[i];
for (int type : write) {
stack.push(new VarType(type));
if (type == CodeConstants.TYPE_LONG ||
type == CodeConstants.TYPE_DOUBLE) {
@ -381,7 +378,7 @@ public class InstructionImpact {
case CodeConstants.opc_ldc:
case CodeConstants.opc_ldc_w:
case CodeConstants.opc_ldc2_w:
PooledConstant constant = pool.getConstant(instr.getOperand(0));
PooledConstant constant = pool.getConstant(instr.operand(0));
switch (constant.type) {
case CodeConstants.CONSTANT_Integer:
stack.push(new VarType(CodeConstants.TYPE_INT));
@ -409,7 +406,7 @@ public class InstructionImpact {
}
break;
case CodeConstants.opc_aload:
var1 = data.getVariable(instr.getOperand(0));
var1 = data.getVariable(instr.operand(0));
if (var1 != null) {
stack.push(var1);
}
@ -422,7 +419,7 @@ public class InstructionImpact {
stack.push(new VarType(var1.type, var1.arrayDim - 1, var1.value));
break;
case CodeConstants.opc_astore:
data.setVariable(instr.getOperand(0), stack.pop());
data.setVariable(instr.operand(0), stack.pop());
break;
case CodeConstants.opc_dup:
case CodeConstants.opc_dup_x1:
@ -444,7 +441,7 @@ public class InstructionImpact {
case CodeConstants.opc_getfield:
stack.pop();
case CodeConstants.opc_getstatic:
ck = pool.getLinkConstant(instr.getOperand(0));
ck = pool.getLinkConstant(instr.operand(0));
var1 = new VarType(ck.descriptor);
stack.push(var1);
if (var1.stackSize == 2) {
@ -454,7 +451,7 @@ public class InstructionImpact {
case CodeConstants.opc_putfield:
stack.pop();
case CodeConstants.opc_putstatic:
ck = pool.getLinkConstant(instr.getOperand(0));
ck = pool.getLinkConstant(instr.operand(0));
var1 = new VarType(ck.descriptor);
stack.pop(var1.stackSize);
break;
@ -464,8 +461,8 @@ public class InstructionImpact {
stack.pop();
case CodeConstants.opc_invokestatic:
case CodeConstants.opc_invokedynamic:
if (instr.opcode != CodeConstants.opc_invokedynamic || instr.bytecode_version >= CodeConstants.BYTECODE_JAVA_7) {
ck = pool.getLinkConstant(instr.getOperand(0));
if (instr.opcode != CodeConstants.opc_invokedynamic || instr.bytecodeVersion >= CodeConstants.BYTECODE_JAVA_7) {
ck = pool.getLinkConstant(instr.operand(0));
MethodDescriptor md = MethodDescriptor.parseDescriptor(ck.descriptor);
for (int i = 0; i < md.params.length; i++) {
stack.pop(md.params[i].stackSize);
@ -479,12 +476,12 @@ public class InstructionImpact {
}
break;
case CodeConstants.opc_new:
cn = pool.getPrimitiveConstant(instr.getOperand(0));
cn = pool.getPrimitiveConstant(instr.operand(0));
stack.push(new VarType(CodeConstants.TYPE_OBJECT, 0, cn.getString()));
break;
case CodeConstants.opc_newarray:
stack.pop();
stack.push(new VarType(arr_type[instr.getOperand(0) - 4], 1).resizeArrayDim(1));
stack.push(new VarType(arr_type[instr.operand(0) - 4], 1).resizeArrayDim(1));
break;
case CodeConstants.opc_athrow:
var1 = stack.pop();
@ -494,14 +491,14 @@ public class InstructionImpact {
case CodeConstants.opc_checkcast:
case CodeConstants.opc_instanceof:
stack.pop();
cn = pool.getPrimitiveConstant(instr.getOperand(0));
cn = pool.getPrimitiveConstant(instr.operand(0));
stack.push(new VarType(CodeConstants.TYPE_OBJECT, 0, cn.getString()));
break;
case CodeConstants.opc_anewarray:
case CodeConstants.opc_multianewarray:
int dimensions = (instr.opcode == CodeConstants.opc_anewarray) ? 1 : instr.getOperand(1);
int dimensions = (instr.opcode == CodeConstants.opc_anewarray) ? 1 : instr.operand(1);
stack.pop(dimensions);
cn = pool.getPrimitiveConstant(instr.getOperand(0));
cn = pool.getPrimitiveConstant(instr.operand(0));
if (cn.isArray) {
var1 = new VarType(CodeConstants.TYPE_OBJECT, 0, cn.getString());
var1 = var1.resizeArrayDim(var1.arrayDim + dimensions);

272
src/org/jetbrains/java/decompiler/code/interpreter/Util.java
Unescape View File

@ -1,272 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.interpreter;
import org.jetbrains.java.decompiler.code.Instruction;
import org.jetbrains.java.decompiler.struct.StructClass;
import org.jetbrains.java.decompiler.struct.StructContext;
// FIXME: move to StructContext
public class Util {
private static final String[][] runtime_exceptions = {
null, // public final static int opc_nop = 0;
null, // public final static int opc_aconst_null = 1;
null, // public final static int opc_iconst_m1 = 2;
null, // public final static int opc_iconst_0 = 3;
null, // public final static int opc_iconst_1 = 4;
null, // public final static int opc_iconst_2 = 5;
null, // public final static int opc_iconst_3 = 6;
null, // public final static int opc_iconst_4 = 7;
null, // public final static int opc_iconst_5 = 8;
null, // public final static int opc_lconst_0 = 9;
null, // public final static int opc_lconst_1 = 10;
null, // public final static int opc_fconst_0 = 11;
null, // public final static int opc_fconst_1 = 12;
null, // public final static int opc_fconst_2 = 13;
null, // public final static int opc_dconst_0 = 14;
null, // public final static int opc_dconst_1 = 15;
null, // public final static int opc_bipush = 16;
null, // public final static int opc_sipush = 17;
null, // public final static int opc_ldc = 18;
null, // public final static int opc_ldc_w = 19;
null, // public final static int opc_ldc2_w = 20;
null, // public final static int opc_iload = 21;
null, // public final static int opc_lload = 22;
null, // public final static int opc_fload = 23;
null, // public final static int opc_dload = 24;
null, // public final static int opc_aload = 25;
null, // public final static int opc_iload_0 = 26;
null, // public final static int opc_iload_1 = 27;
null, // public final static int opc_iload_2 = 28;
null, // public final static int opc_iload_3 = 29;
null, // public final static int opc_lload_0 = 30;
null, // public final static int opc_lload_1 = 31;
null, // public final static int opc_lload_2 = 32;
null, // public final static int opc_lload_3 = 33;
null, // public final static int opc_fload_0 = 34;
null, // public final static int opc_fload_1 = 35;
null, // public final static int opc_fload_2 = 36;
null, // public final static int opc_fload_3 = 37;
null, // public final static int opc_dload_0 = 38;
null, // public final static int opc_dload_1 = 39;
null, // public final static int opc_dload_2 = 40;
null, // public final static int opc_dload_3 = 41;
null, // public final static int opc_aload_0 = 42;
null, // public final static int opc_aload_1 = 43;
null, // public final static int opc_aload_2 = 44;
null, // public final static int opc_aload_3 = 45;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_iaload = 46;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_laload = 47;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_faload = 48;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_daload = 49;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_aaload = 50;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_baload = 51;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_caload = 52;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_saload = 53;
null, // public final static int opc_istore = 54;
null, // public final static int opc_lstore = 55;
null, // public final static int opc_fstore = 56;
null, // public final static int opc_dstore = 57;
null, // public final static int opc_astore = 58;
null, // public final static int opc_istore_0 = 59;
null, // public final static int opc_istore_1 = 60;
null, // public final static int opc_istore_2 = 61;
null, // public final static int opc_istore_3 = 62;
null, // public final static int opc_lstore_0 = 63;
null, // public final static int opc_lstore_1 = 64;
null, // public final static int opc_lstore_2 = 65;
null, // public final static int opc_lstore_3 = 66;
null, // public final static int opc_fstore_0 = 67;
null, // public final static int opc_fstore_1 = 68;
null, // public final static int opc_fstore_2 = 69;
null, // public final static int opc_fstore_3 = 70;
null, // public final static int opc_dstore_0 = 71;
null, // public final static int opc_dstore_1 = 72;
null, // public final static int opc_dstore_2 = 73;
null, // public final static int opc_dstore_3 = 74;
null, // public final static int opc_astore_0 = 75;
null, // public final static int opc_astore_1 = 76;
null, // public final static int opc_astore_2 = 77;
null, // public final static int opc_astore_3 = 78;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_iastore = 79;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_lastore = 80;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_fastore = 81;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_dastore = 82;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException", "java/lang/ArrayStoreException"},
// public final static int opc_aastore = 83;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_bastore = 84;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_castore = 85;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_sastore = 86;
null, // public final static int opc_pop = 87;
null, // public final static int opc_pop2 = 88;
null, // public final static int opc_dup = 89;
null, // public final static int opc_dup_x1 = 90;
null, // public final static int opc_dup_x2 = 91;
null, // public final static int opc_dup2 = 92;
null, // public final static int opc_dup2_x1 = 93;
null, // public final static int opc_dup2_x2 = 94;
null, // public final static int opc_swap = 95;
null, // public final static int opc_iadd = 96;
null, // public final static int opc_ladd = 97;
null, // public final static int opc_fadd = 98;
null, // public final static int opc_dadd = 99;
null, // public final static int opc_isub = 100;
null, // public final static int opc_lsub = 101;
null, // public final static int opc_fsub = 102;
null, // public final static int opc_dsub = 103;
null, // public final static int opc_imul = 104;
null, // public final static int opc_lmul = 105;
null, // public final static int opc_fmul = 106;
null, // public final static int opc_dmul = 107;
{"java/lang/ArithmeticException"}, // public final static int opc_idiv = 108;
{"java/lang/ArithmeticException"}, // public final static int opc_ldiv = 109;
null, // public final static int opc_fdiv = 110;
null, // public final static int opc_ddiv = 111;
{"java/lang/ArithmeticException"}, // public final static int opc_irem = 112;
{"java/lang/ArithmeticException"}, // public final static int opc_lrem = 113;
null, // public final static int opc_frem = 114;
null, // public final static int opc_drem = 115;
null, // public final static int opc_ineg = 116;
null, // public final static int opc_lneg = 117;
null, // public final static int opc_fneg = 118;
null, // public final static int opc_dneg = 119;
null, // public final static int opc_ishl = 120;
null, // public final static int opc_lshl = 121;
null, // public final static int opc_ishr = 122;
null, // public final static int opc_lshr = 123;
null, // public final static int opc_iushr = 124;
null, // public final static int opc_lushr = 125;
null, // public final static int opc_iand = 126;
null, // public final static int opc_land = 127;
null, // public final static int opc_ior = 128;
null, // public final static int opc_lor = 129;
null, // public final static int opc_ixor = 130;
null, // public final static int opc_lxor = 131;
null, // public final static int opc_iinc = 132;
null, // public final static int opc_i2l = 133;
null, // public final static int opc_i2f = 134;
null, // public final static int opc_i2d = 135;
null, // public final static int opc_l2i = 136;
null, // public final static int opc_l2f = 137;
null, // public final static int opc_l2d = 138;
null, // public final static int opc_f2i = 139;
null, // public final static int opc_f2l = 140;
null, // public final static int opc_f2d = 141;
null, // public final static int opc_d2i = 142;
null, // public final static int opc_d2l = 143;
null, // public final static int opc_d2f = 144;
null, // public final static int opc_i2b = 145;
null, // public final static int opc_i2c = 146;
null, // public final static int opc_i2s = 147;
null, // public final static int opc_lcmp = 148;
null, // public final static int opc_fcmpl = 149;
null, // public final static int opc_fcmpg = 150;
null, // public final static int opc_dcmpl = 151;
null, // public final static int opc_dcmpg = 152;
null, // public final static int opc_ifeq = 153;
null, // public final static int opc_ifne = 154;
null, // public final static int opc_iflt = 155;
null, // public final static int opc_ifge = 156;
null, // public final static int opc_ifgt = 157;
null, // public final static int opc_ifle = 158;
null, // public final static int opc_if_icmpeq = 159;
null, // public final static int opc_if_icmpne = 160;
null, // public final static int opc_if_icmplt = 161;
null, // public final static int opc_if_icmpge = 162;
null, // public final static int opc_if_icmpgt = 163;
null, // public final static int opc_if_icmple = 164;
null, // public final static int opc_if_acmpeq = 165;
null, // public final static int opc_if_acmpne = 166;
null, // public final static int opc_goto = 167;
null, // public final static int opc_jsr = 168;
null, // public final static int opc_ret = 169;
null, // public final static int opc_tableswitch = 170;
null, // public final static int opc_lookupswitch = 171;
{"java/lang/IllegalMonitorStateException"}, // public final static int opc_ireturn = 172;
{"java/lang/IllegalMonitorStateException"}, // public final static int opc_lreturn = 173;
{"java/lang/IllegalMonitorStateException"}, // public final static int opc_freturn = 174;
{"java/lang/IllegalMonitorStateException"}, // public final static int opc_dreturn = 175;
{"java/lang/IllegalMonitorStateException"}, // public final static int opc_areturn = 176;
{"java/lang/IllegalMonitorStateException"}, // public final static int opc_return = 177;
null, // public final static int opc_getstatic = 178;
null, // public final static int opc_putstatic = 179;
{"java/lang/NullPointerException"}, // public final static int opc_getfield = 180;
{"java/lang/NullPointerException"}, // public final static int opc_putfield = 181;
{"java/lang/NullPointerException", "java/lang/AbstractMethodError", "java/lang/UnsatisfiedLinkError"},
// public final static int opc_invokevirtual = 182;
{"java/lang/NullPointerException", "java/lang/UnsatisfiedLinkError"},
// public final static int opc_invokespecial = 183;
{"java/lang/UnsatisfiedLinkError"}, // public final static int opc_invokestatic = 184;
{"java/lang/NullPointerException", "java/lang/IncompatibleClassChangeError", "java/lang/IllegalAccessError",
"java/lang/java/lang/AbstractMethodError", "java/lang/UnsatisfiedLinkError"},
// public final static int opc_invokeinterface = 185;
null, // public final static int opc_xxxunusedxxx = 186;
null, // public final static int opc_new = 187;
{"java/lang/NegativeArraySizeException"}, // public final static int opc_newarray = 188;
{"java/lang/NegativeArraySizeException"}, // public final static int opc_anewarray = 189;
{"java/lang/NullPointerException"}, // public final static int opc_arraylength = 190;
{"java/lang/NullPointerException", "java/lang/IllegalMonitorStateException"},
// public final static int opc_athrow = 191;
{"java/lang/ClassCastException"}, // public final static int opc_checkcast = 192;
null, // public final static int opc_instanceof = 193;
{"java/lang/NullPointerException"}, // public final static int opc_monitorenter = 194;
{"java/lang/NullPointerException", "java/lang/IllegalMonitorStateException"},
// public final static int opc_monitorexit = 195;
null, // public final static int opc_wide = 196;
{"java/lang/NegativeArraySizeException"}, // public final static int opc_multianewarray = 197;
null, // public final static int opc_ifnull = 198;
null, // public final static int opc_ifnonnull = 199;
null, // public final static int opc_goto_w = 200;
null, // public final static int opc_jsr_w = 201;
};
public static boolean instanceOf(StructContext context, String valclass, String refclass) {
if (valclass.equals(refclass)) {
return true;
}
StructClass cl = context.getClass(valclass);
if (cl == null) {
return false;
}
if (cl.superClass != null && instanceOf(context, cl.superClass.getString(), refclass)) {
return true;
}
int[] interfaces = cl.getInterfaces();
for (int i = 0; i < interfaces.length; i++) {
String intfc = cl.getPool().getPrimitiveConstant(interfaces[i]).getString();
if (instanceOf(context, intfc, refclass)) {
return true;
}
}
return false;
}
public static String[] getRuntimeExceptions(Instruction instr) {
return runtime_exceptions[instr.opcode];
}
}

46
src/org/jetbrains/java/decompiler/code/optinstructions/ALOAD.java
Unescape View File

@ -1,46 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class ALOAD extends Instruction {
private static final int[] opcodes = new int[]{opc_aload_0, opc_aload_1, opc_aload_2, opc_aload_3};
public void writeToStream(DataOutputStream out, int offset) throws IOException {
int index = getOperand(0);
if (index > 3) {
if (wide) {
out.writeByte(opc_wide);
}
out.writeByte(opc_aload);
if (wide) {
out.writeShort(index);
}
else {
out.writeByte(index);
}
}
else {
out.writeByte(opcodes[index]);
}
}
public int length() {
int index = getOperand(0);
if (index > 3) {
if (wide) {
return 4;
}
else {
return 2;
}
}
else {
return 1;
}
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/ANEWARRAY.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class ANEWARRAY extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_anewarray);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

46
src/org/jetbrains/java/decompiler/code/optinstructions/ASTORE.java
Unescape View File

@ -1,46 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class ASTORE extends Instruction {
private static final int[] opcodes = new int[]{opc_astore_0, opc_astore_1, opc_astore_2, opc_astore_3};
public void writeToStream(DataOutputStream out, int offset) throws IOException {
int index = getOperand(0);
if (index > 3) {
if (wide) {
out.writeByte(opc_wide);
}
out.writeByte(opc_astore);
if (wide) {
out.writeShort(index);
}
else {
out.writeByte(index);
}
}
else {
out.writeByte(opcodes[index]);
}
}
public int length() {
int index = getOperand(0);
if (index > 3) {
if (wide) {
return 4;
}
else {
return 2;
}
}
else {
return 1;
}
}
}

34
src/org/jetbrains/java/decompiler/code/optinstructions/BIPUSH.java
Unescape View File

@ -1,34 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class BIPUSH extends Instruction {
private static final int[] opcodes =
new int[]{opc_iconst_m1, opc_iconst_0, opc_iconst_1, opc_iconst_2, opc_iconst_3, opc_iconst_4, opc_iconst_5};
public void writeToStream(DataOutputStream out, int offset) throws IOException {
int value = getOperand(0);
if (value < -1 || value > 5) {
out.writeByte(opc_bipush);
out.writeByte(value);
}
else {
out.writeByte(opcodes[value + 1]);
}
}
public int length() {
int value = getOperand(0);
if (value < -1 || value > 5) {
return 2;
}
else {
return 1;
}
}
}

20
src/org/jetbrains/java/decompiler/code/optinstructions/CHECKCAST.java
Unescape View File

@ -1,20 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class CHECKCAST extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_checkcast);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

46
src/org/jetbrains/java/decompiler/code/optinstructions/DLOAD.java
Unescape View File

@ -1,46 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class DLOAD extends Instruction {
private static final int[] opcodes = new int[]{opc_dload_0, opc_dload_1, opc_dload_2, opc_dload_3};
public void writeToStream(DataOutputStream out, int offset) throws IOException {
int index = getOperand(0);
if (index > 3) {
if (wide) {
out.writeByte(opc_wide);
}
out.writeByte(opc_dload);
if (wide) {
out.writeShort(index);
}
else {
out.writeByte(index);
}
}
else {
out.writeByte(opcodes[index]);
}
}
public int length() {
int index = getOperand(0);
if (index > 3) {
if (wide) {
return 4;
}
else {
return 2;
}
}
else {
return 1;
}
}
}

46
src/org/jetbrains/java/decompiler/code/optinstructions/DSTORE.java
Unescape View File

@ -1,46 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class DSTORE extends Instruction {
private static final int[] opcodes = new int[]{opc_dstore_0, opc_dstore_1, opc_dstore_2, opc_dstore_3};
public void writeToStream(DataOutputStream out, int offset) throws IOException {
int index = getOperand(0);
if (index > 3) {
if (wide) {
out.writeByte(opc_wide);
}
out.writeByte(opc_dstore);
if (wide) {
out.writeShort(index);
}
else {
out.writeByte(index);
}
}
else {
out.writeByte(opcodes[index]);
}
}
public int length() {
int index = getOperand(0);
if (index > 3) {
if (wide) {
return 4;
}
else {
return 2;
}
}
else {
return 1;
}
}
}

46
src/org/jetbrains/java/decompiler/code/optinstructions/FLOAD.java
Unescape View File

@ -1,46 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class FLOAD extends Instruction {
private static final int[] opcodes = new int[]{opc_fload_0, opc_fload_1, opc_fload_2, opc_fload_3};
public void writeToStream(DataOutputStream out, int offset) throws IOException {
int index = getOperand(0);
if (index > 3) {
if (wide) {
out.writeByte(opc_wide);
}
out.writeByte(opc_fload);
if (wide) {
out.writeShort(index);
}
else {
out.writeByte(index);
}
}
else {
out.writeByte(opcodes[index]);
}
}
public int length() {
int index = getOperand(0);
if (index > 3) {
if (wide) {
return 4;
}
else {
return 2;
}
}
else {
return 1;
}
}
}

46
src/org/jetbrains/java/decompiler/code/optinstructions/FSTORE.java
Unescape View File

@ -1,46 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class FSTORE extends Instruction {
private static final int[] opcodes = new int[]{opc_fstore_0, opc_fstore_1, opc_fstore_2, opc_fstore_3};
public void writeToStream(DataOutputStream out, int offset) throws IOException {
int index = getOperand(0);
if (index > 3) {
if (wide) {
out.writeByte(opc_wide);
}
out.writeByte(opc_fstore);
if (wide) {
out.writeShort(index);
}
else {
out.writeByte(index);
}
}
else {
out.writeByte(opcodes[index]);
}
}
public int length() {
int index = getOperand(0);
if (index > 3) {
if (wide) {
return 4;
}
else {
return 2;
}
}
else {
return 1;
}
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/GETFIELD.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class GETFIELD extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_getfield);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/GETSTATIC.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class GETSTATIC extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_getstatic);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

32
src/org/jetbrains/java/decompiler/code/optinstructions/GOTO.java
Unescape View File

@ -1,32 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.JumpInstruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class GOTO extends JumpInstruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
int operand = getOperand(0);
if (operand < -32768 || operand > 32767) {
out.writeByte(opc_goto_w);
out.writeInt(operand);
}
else {
out.writeByte(opc_goto);
out.writeShort(operand);
}
}
public int length() {
int operand = getOperand(0);
if (operand < -32768 || operand > 32767) {
return 5;
}
else {
return 3;
}
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/GOTO_W.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.JumpInstruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class GOTO_W extends JumpInstruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_goto_w);
out.writeInt(getOperand(0));
}
public int length() {
return 5;
}
}

29
src/org/jetbrains/java/decompiler/code/optinstructions/IINC.java
Unescape View File

@ -1,29 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class IINC extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
if (wide) {
out.writeByte(opc_wide);
}
out.writeByte(opc_iinc);
if (wide) {
out.writeShort(getOperand(0));
out.writeShort(getOperand(1));
}
else {
out.writeByte(getOperand(0));
out.writeByte(getOperand(1));
}
}
public int length() {
return wide ? 6 : 3;
}
}

41
src/org/jetbrains/java/decompiler/code/optinstructions/ILOAD.java
Unescape View File

@ -1,41 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class ILOAD extends Instruction {
private static final int[] opcodes = new int[]{opc_iload_0, opc_iload_1, opc_iload_2, opc_iload_3};
public void writeToStream(DataOutputStream out, int offset) throws IOException {
int index = getOperand(0);
if (index > 3) {
if (wide) {
out.writeByte(opc_wide);
}
out.writeByte(opc_iload);
if (wide) {
out.writeShort(index);
}
else {
out.writeByte(index);
}
}
else {
out.writeByte(opcodes[index]);
}
}
public int length() {
int index = getOperand(0);
if (index > 3) {
return wide ? 4 : 2;
}
else {
return 1;
}
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/INSTANCEOF.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class INSTANCEOF extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_instanceof);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

21
src/org/jetbrains/java/decompiler/code/optinstructions/INVOKEDYNAMIC.java
Unescape View File

@ -1,21 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class INVOKEDYNAMIC extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_invokedynamic);
out.writeShort(getOperand(0));
out.writeByte(0);
out.writeByte(0);
}
public int length() {
return 5;
}
}

21
src/org/jetbrains/java/decompiler/code/optinstructions/INVOKEINTERFACE.java
Unescape View File

@ -1,21 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class INVOKEINTERFACE extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_invokeinterface);
out.writeShort(getOperand(0));
out.writeByte(getOperand(1));
out.writeByte(0);
}
public int length() {
return 5;
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/INVOKESPECIAL.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class INVOKESPECIAL extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_invokespecial);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/INVOKESTATIC.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class INVOKESTATIC extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_invokestatic);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/INVOKEVIRTUAL.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class INVOKEVIRTUAL extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_invokevirtual);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

41
src/org/jetbrains/java/decompiler/code/optinstructions/ISTORE.java
Unescape View File

@ -1,41 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class ISTORE extends Instruction {
private static final int[] opcodes = new int[]{opc_istore_0, opc_istore_1, opc_istore_2, opc_istore_3};
public void writeToStream(DataOutputStream out, int offset) throws IOException {
int index = getOperand(0);
if (index > 3) {
if (wide) {
out.writeByte(opc_wide);
}
out.writeByte(opc_istore);
if (wide) {
out.writeShort(index);
}
else {
out.writeByte(index);
}
}
else {
out.writeByte(opcodes[index]);
}
}
public int length() {
int index = getOperand(0);
if (index > 3) {
return wide ? 4 : 2;
}
else {
return 1;
}
}
}

32
src/org/jetbrains/java/decompiler/code/optinstructions/JSR.java
Unescape View File

@ -1,32 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.JumpInstruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class JSR extends JumpInstruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
int operand = getOperand(0);
if (operand < -32768 || operand > 32767) {
out.writeByte(opc_jsr_w);
out.writeInt(operand);
}
else {
out.writeByte(opc_jsr);
out.writeShort(operand);
}
}
public int length() {
int operand = getOperand(0);
if (operand < -32768 || operand > 32767) {
return 5;
}
else {
return 3;
}
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/JSR_W.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.JumpInstruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class JSR_W extends JumpInstruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_jsr_w);
out.writeInt(getOperand(0));
}
public int length() {
return 5;
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/LDC.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class LDC extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_ldc);
out.writeByte(getOperand(0));
}
public int length() {
return 2;
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/LDC2_W.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class LDC2_W extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_ldc2_w);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/LDC_W.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class LDC_W extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_ldc_w);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

41
src/org/jetbrains/java/decompiler/code/optinstructions/LLOAD.java
Unescape View File

@ -1,41 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class LLOAD extends Instruction {
private static final int[] opcodes = new int[]{opc_lload_0, opc_lload_1, opc_lload_2, opc_lload_3};
public void writeToStream(DataOutputStream out, int offset) throws IOException {
int index = getOperand(0);
if (index > 3) {
if (wide) {
out.writeByte(opc_wide);
}
out.writeByte(opc_lload);
if (wide) {
out.writeShort(index);
}
else {
out.writeByte(index);
}
}
else {
out.writeByte(opcodes[index]);
}
}
public int length() {
int index = getOperand(0);
if (index > 3) {
return wide ? 4 : 2;
}
else {
return 1;
}
}
}

28
src/org/jetbrains/java/decompiler/code/optinstructions/LOOKUPSWITCH.java
Unescape View File

@ -1,28 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.SwitchInstruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class LOOKUPSWITCH extends SwitchInstruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_lookupswitch);
int padding = 3 - (offset % 4);
for (int i = 0; i < padding; i++) {
out.writeByte(0);
}
for (int i = 0; i < operandsCount(); i++) {
out.writeInt(getOperand(i));
}
}
public int length() {
return 1 + operandsCount() * 4;
}
}

41
src/org/jetbrains/java/decompiler/code/optinstructions/LSTORE.java
Unescape View File

@ -1,41 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class LSTORE extends Instruction {
private static final int[] opcodes = new int[]{opc_lstore_0, opc_lstore_1, opc_lstore_2, opc_lstore_3};
public void writeToStream(DataOutputStream out, int offset) throws IOException {
int index = getOperand(0);
if (index > 3) {
if (wide) {
out.writeByte(opc_wide);
}
out.writeByte(opc_lstore);
if (wide) {
out.writeShort(index);
}
else {
out.writeByte(index);
}
}
else {
out.writeByte(opcodes[index]);
}
}
public int length() {
int index = getOperand(0);
if (index > 3) {
return wide ? 4 : 2;
}
else {
return 1;
}
}
}

20
src/org/jetbrains/java/decompiler/code/optinstructions/MULTIANEWARRAY.java
Unescape View File

@ -1,20 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class MULTIANEWARRAY extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_multianewarray);
out.writeShort(getOperand(0));
out.writeByte(getOperand(1));
}
public int length() {
return 4;
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/NEW.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class NEW extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_new);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/NEWARRAY.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class NEWARRAY extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_newarray);
out.writeByte(getOperand(0));
}
public int length() {
return 2;
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/PUTFIELD.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class PUTFIELD extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_putfield);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/PUTSTATIC.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class PUTSTATIC extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_putstatic);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

27
src/org/jetbrains/java/decompiler/code/optinstructions/RET.java
Unescape View File

@ -1,27 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class RET extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
if (wide) {
out.writeByte(opc_wide);
}
out.writeByte(opc_ret);
if (wide) {
out.writeShort(getOperand(0));
}
else {
out.writeByte(getOperand(0));
}
}
public int length() {
return wide ? 4 : 2;
}
}

19
src/org/jetbrains/java/decompiler/code/optinstructions/SIPUSH.java
Unescape View File

@ -1,19 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.Instruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class SIPUSH extends Instruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_sipush);
out.writeShort(getOperand(0));
}
public int length() {
return 3;
}
}

28
src/org/jetbrains/java/decompiler/code/optinstructions/TABLESWITCH.java
Unescape View File

@ -1,28 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.code.optinstructions;
import org.jetbrains.java.decompiler.code.SwitchInstruction;
import java.io.DataOutputStream;
import java.io.IOException;
public class TABLESWITCH extends SwitchInstruction {
public void writeToStream(DataOutputStream out, int offset) throws IOException {
out.writeByte(opc_tableswitch);
int padding = 3 - (offset % 4);
for (int i = 0; i < padding; i++) {
out.writeByte(0);
}
for (int i = 0; i < operandsCount(); i++) {
out.writeInt(getOperand(i));
}
}
public int length() {
return 1 + operandsCount() * 4;
}
}

12
src/org/jetbrains/java/decompiler/main/AssertProcessor.java
Unescape View File

@ -316,10 +316,8 @@ public class AssertProcessor {
if (fparam.getFuncType() == FunctionExprent.FUNCTION_BOOL_NOT &&
fparam.getLstOperands().get(0).type == Exprent.EXPRENT_FIELD) {
FieldExprent fdparam = (FieldExprent)fparam.getLstOperands().get(0);
if (classname.equals(fdparam.getClassname())
&& key.equals(InterpreterUtil.makeUniqueKey(fdparam.getName(), fdparam.getDescriptor().descriptorString))) {
return true;
}
return classname.equals(fdparam.getClassname()) &&
key.equals(InterpreterUtil.makeUniqueKey(fdparam.getName(), fdparam.getDescriptor().descriptorString));
}
}
return false;
@ -327,10 +325,8 @@ public class AssertProcessor {
else {
if (exprent.type == Exprent.EXPRENT_FIELD) {
FieldExprent fdparam = (FieldExprent) exprent;
if (classname.equals(fdparam.getClassname())
&& key.equals(InterpreterUtil.makeUniqueKey(fdparam.getName(), fdparam.getDescriptor().descriptorString))) {
return true;
}
return classname.equals(fdparam.getClassname()) &&
key.equals(InterpreterUtil.makeUniqueKey(fdparam.getName(), fdparam.getDescriptor().descriptorString));
}
return false;
}

6
src/org/jetbrains/java/decompiler/main/ClassReference14Processor.java
Unescape View File

@ -87,18 +87,14 @@ public class ClassReference14Processor {
RootStatement root = meth.root;
if (root != null) {
DirectGraph graph = meth.getOrBuildGraph();
graph.iterateExprents(new DirectGraph.ExprentIterator() {
public int processExprent(Exprent exprent) {
graph.iterateExprents(exprent -> {
for (Entry<ClassWrapper, MethodWrapper> ent : mapClassMeths.entrySet()) {
if (replaceInvocations(exprent, ent.getKey(), ent.getValue())) {
setFound.add(ent.getKey());
}
}
return 0;
}
});
}
}

16
src/org/jetbrains/java/decompiler/main/ClassesProcessor.java
Unescape View File

@ -103,18 +103,10 @@ public class ClassesProcessor {
}
// reference to the nested class
Set<String> set = mapNestedClassReferences.get(enclClassName);
if (set == null) {
mapNestedClassReferences.put(enclClassName, set = new HashSet<>());
}
set.add(innerName);
mapNestedClassReferences.computeIfAbsent(enclClassName, k1 -> new HashSet<>()).add(innerName);
// reference to the enclosing class
set = mapEnclosingClassReferences.get(innerName);
if (set == null) {
mapEnclosingClassReferences.put(innerName, set = new HashSet<>());
}
set.add(enclClassName);
mapEnclosingClassReferences.computeIfAbsent(innerName, k -> new HashSet<>()).add(enclClassName);
}
}
}
@ -281,7 +273,7 @@ public class ClassesProcessor {
}
}
private static void initWrappers(ClassNode node) throws IOException {
private static void initWrappers(ClassNode node) {
if (node.type == ClassNode.CLASS_LAMBDA) {
return;
}
@ -355,7 +347,6 @@ public class ClassesProcessor {
lambdaInformation = new LambdaInformation();
lambdaInformation.class_name = lambda_class_name;
lambdaInformation.method_name = lambda_method_name;
lambdaInformation.method_descriptor = lambda_method_descriptor;
@ -405,7 +396,6 @@ public class ClassesProcessor {
}
public static class LambdaInformation {
public String class_name;
public String method_name;
public String method_descriptor;

32
src/org/jetbrains/java/decompiler/main/TextBuffer.java
Unescape View File

@ -56,7 +56,8 @@ public class TextBuffer {
}
public TextBuffer prepend(String s) {
insert(0, s);
myStringBuilder.insert(0, s);
shiftMapping(s.length());
return this;
}
@ -167,20 +168,15 @@ public class TextBuffer {
return myStringBuilder.length();
}
public String substring(int start) {
return myStringBuilder.substring(start);
}
public TextBuffer setStart(int position) {
public void setStart(int position) {
myStringBuilder.delete(0, position);
shiftMapping(0, -position);
return this;
shiftMapping(-position);
}
public void setLength(int position) {
myStringBuilder.setLength(position);
if (myLineToOffsetMapping != null) {
HashMap<Integer, Integer> newMap = new HashMap<>();
Map<Integer, Integer> newMap = new HashMap<>();
for (Map.Entry<Integer, Integer> entry : myLineToOffsetMapping.entrySet()) {
if (entry.getValue() <= position) {
newMap.put(entry.getKey(), entry.getValue());
@ -201,12 +197,12 @@ public class TextBuffer {
return this;
}
private void shiftMapping(int startOffset, int shiftOffset) {
private void shiftMapping(int shiftOffset) {
if (myLineToOffsetMapping != null) {
HashMap<Integer, Integer> newMap = new HashMap<>();
Map<Integer, Integer> newMap = new HashMap<>();
for (Map.Entry<Integer, Integer> entry : myLineToOffsetMapping.entrySet()) {
int newValue = entry.getValue();
if (newValue >= startOffset) {
if (newValue >= 0) {
newValue += shiftOffset;
}
if (newValue >= 0) {
@ -223,12 +219,6 @@ public class TextBuffer {
}
}
public TextBuffer insert(int offset, String s) {
myStringBuilder.insert(offset, s);
shiftMapping(offset, s.length());
return this;
}
public int countLines() {
return countLines(0);
}
@ -283,11 +273,7 @@ public class TextBuffer {
myLineMapping = new HashMap<>();
for (int i = 0; i < lineMapping.length; i += 2) {
int key = lineMapping[i + 1];
Set<Integer> existing = myLineMapping.get(key);
if (existing == null) {
existing = new TreeSet<>();
myLineMapping.put(key, existing);
}
Set<Integer> existing = myLineMapping.computeIfAbsent(key, k -> new TreeSet<>());
existing.add(lineMapping[i]);
}
}

20
src/org/jetbrains/java/decompiler/main/collectors/BytecodeSourceMapper.java
Unescape View File

@ -8,7 +8,6 @@ import java.util.*;
import java.util.Map.Entry;
public class BytecodeSourceMapper {
private int offset_total;
// class, method, bytecode offset, source line
@ -19,15 +18,8 @@ public class BytecodeSourceMapper {
private final Set<Integer> unmappedLines = new TreeSet<>();
public void addMapping(String className, String methodName, int bytecodeOffset, int sourceLine) {
Map<String, Map<Integer, Integer>> class_mapping = mapping.get(className);
if (class_mapping == null) {
mapping.put(className, class_mapping = new LinkedHashMap<>()); // need to preserve order
}
Map<Integer, Integer> method_mapping = class_mapping.get(methodName);
if (method_mapping == null) {
class_mapping.put(methodName, method_mapping = new HashMap<>());
}
Map<String, Map<Integer, Integer>> class_mapping = mapping.computeIfAbsent(className, k -> new LinkedHashMap<>()); // need to preserve order
Map<Integer, Integer> method_mapping = class_mapping.computeIfAbsent(methodName, k -> new HashMap<>());
// don't overwrite
if (!method_mapping.containsKey(bytecodeOffset)) {
@ -98,14 +90,6 @@ public class BytecodeSourceMapper {
}
}
public int getTotalOffset() {
return offset_total;
}
public void setTotalOffset(int offset_total) {
this.offset_total = offset_total;
}
public void addTotalOffset(int offset_total) {
this.offset_total += offset_total;
}

10
src/org/jetbrains/java/decompiler/main/collectors/ImportCollector.java
Unescape View File

@ -70,12 +70,12 @@ public class ImportCollector {
public String getShortName(String fullName, boolean imported) {
ClassNode node = DecompilerContext.getClassProcessor().getMapRootClasses().get(fullName.replace('.', '/'));
String result = null;
StringBuilder result = null;
if (node != null && node.classStruct.isOwn()) {
result = node.simpleName;
result = new StringBuilder(node.simpleName);
while (node.parent != null && node.type == ClassNode.CLASS_MEMBER) {
result = node.parent.simpleName + '.' + result;
result.insert(0, node.parent.simpleName + '.');
node = node.parent;
}
@ -84,7 +84,7 @@ public class ImportCollector {
fullName = fullName.replace('/', '.');
}
else {
return result;
return result.toString();
}
}
else {
@ -121,7 +121,7 @@ public class ImportCollector {
}
}
return result == null ? shortName : result;
return result == null ? shortName : result.toString();
}
public int writeImports(TextBuffer buffer) {

5
src/org/jetbrains/java/decompiler/main/decompiler/ConsoleDecompiler.java
Unescape View File

@ -244,10 +244,7 @@ public class ConsoleDecompiler implements IBytecodeProvider, IResultSaver {
}
private boolean checkEntry(String entryName, String file) {
Set<String> set = mapArchiveEntries.get(file);
if (set == null) {
mapArchiveEntries.put(file, set = new HashSet<>());
}
Set<String> set = mapArchiveEntries.computeIfAbsent(file, k -> new HashSet<>());
boolean added = set.add(entryName);
if (!added) {

3
src/org/jetbrains/java/decompiler/main/rels/ClassWrapper.java
Unescape View File

@ -19,7 +19,6 @@ import org.jetbrains.java.decompiler.struct.gen.MethodDescriptor;
import org.jetbrains.java.decompiler.util.InterpreterUtil;
import org.jetbrains.java.decompiler.util.VBStyleCollection;
import java.io.IOException;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
@ -35,7 +34,7 @@ public class ClassWrapper {
this.classStruct = classStruct;
}
public void init() throws IOException {
public void init() {
DecompilerContext.setProperty(DecompilerContext.CURRENT_CLASS, classStruct);
DecompilerContext.setProperty(DecompilerContext.CURRENT_CLASS_WRAPPER, this);
DecompilerContext.getLogger().startClass(classStruct.qualifiedName);

14
src/org/jetbrains/java/decompiler/main/rels/LambdaProcessor.java
Unescape View File

@ -30,21 +30,17 @@ public class LambdaProcessor {
processClass(child);
}
hasLambda(node);
}
public boolean hasLambda(ClassNode node) throws IOException {
ClassesProcessor clProcessor = DecompilerContext.getClassProcessor();
StructClass cl = node.classStruct;
if (cl.getBytecodeVersion() < CodeConstants.BYTECODE_JAVA_8) { // lambda beginning with Java 8
return false;
return;
}
StructBootstrapMethodsAttribute bootstrap =
(StructBootstrapMethodsAttribute)cl.getAttribute(StructGeneralAttribute.ATTRIBUTE_BOOTSTRAP_METHODS);
if (bootstrap == null || bootstrap.getMethodsNumber() == 0) {
return false; // no bootstrap constants in pool
return; // no bootstrap constants in pool
}
BitSet lambda_methods = new BitSet();
@ -61,7 +57,7 @@ public class LambdaProcessor {
}
if (lambda_methods.isEmpty()) {
return false; // no lambda bootstrap constant found
return; // no lambda bootstrap constant found
}
Map<String, String> mapMethodsLambda = new HashMap<>();
@ -78,7 +74,7 @@ public class LambdaProcessor {
Instruction instr = seq.getInstr(i);
if (instr.opcode == CodeConstants.opc_invokedynamic) {
LinkConstant invoke_dynamic = cl.getPool().getLinkConstant(instr.getOperand(0));
LinkConstant invoke_dynamic = cl.getPool().getLinkConstant(instr.operand(0));
if (lambda_methods.get(invoke_dynamic.index1)) { // lambda invocation found
@ -126,7 +122,5 @@ public class LambdaProcessor {
}
// FIXME: mixed hierarchy?
return false;
}
}

12
src/org/jetbrains/java/decompiler/main/rels/NestedClassProcessor.java
Unescape View File

@ -118,9 +118,7 @@ public class NestedClassProcessor {
final Map<VarVersionPair, String> mapNewNames = new HashMap<>();
enclosingMethod.getOrBuildGraph().iterateExprents(new DirectGraph.ExprentIterator() {
@Override
public int processExprent(Exprent exprent) {
enclosingMethod.getOrBuildGraph().iterateExprents(exprent -> {
List<Exprent> lst = exprent.getAllExprents(true);
lst.add(exprent);
@ -156,7 +154,6 @@ public class NestedClassProcessor {
}
return 0;
}
});
// update names of local variables
@ -272,9 +269,7 @@ public class NestedClassProcessor {
// iterate enclosing class
for (final MethodWrapper method : node.getWrapper().getMethods()) {
if (method.root != null) { // neither abstract, nor native
method.getOrBuildGraph().iterateExprents(new DirectGraph.ExprentIterator() {
@Override
public int processExprent(Exprent exprent) {
method.getOrBuildGraph().iterateExprents(exprent -> {
List<Exprent> lst = exprent.getAllExprents(true);
lst.add(exprent);
@ -332,7 +327,6 @@ public class NestedClassProcessor {
}
return 0;
}
});
}
}
@ -918,7 +912,7 @@ public class NestedClassProcessor {
}
private static class VarFieldPair {
public String fieldKey = "";
public String fieldKey;
public VarVersionPair varPair;
public VarFieldPair(String field, VarVersionPair varPair) {

4
src/org/jetbrains/java/decompiler/main/rels/NestedMemberAccess.java
Unescape View File

@ -247,9 +247,7 @@ public class NestedMemberAccess {
}
}
for (DirectNode ndx : nd.succs) {
stack.add(ndx);
}
stack.addAll(nd.succs);
}
if (replaced) {

6
src/org/jetbrains/java/decompiler/modules/decompiler/ConcatenationHelper.java
Unescape View File

@ -212,13 +212,9 @@ public class ConcatenationHelper {
}
private static boolean isNewConcat(NewExprent expr, VarType cltype) {
if (expr.getNewType().equals(cltype)) {
VarType[] params = expr.getConstructor().getDescriptor().params;
if (params.length == 0 || (params.length == 1 &&
params[0].equals(VarType.VARTYPE_STRING))) {
return true;
}
return params.length == 0 || params.length == 1 && params[0].equals(VarType.VARTYPE_STRING);
}
return false;

14
src/org/jetbrains/java/decompiler/modules/decompiler/DecHelper.java
Unescape View File

@ -180,17 +180,9 @@ public class DecHelper {
return true;
}
public static HashSet<Statement> getUniquePredExceptions(Statement head) {
HashSet<Statement> setHandlers = new HashSet<>(head.getNeighbours(StatEdge.TYPE_EXCEPTION, Statement.DIRECTION_FORWARD));
Iterator<Statement> it = setHandlers.iterator();
while (it.hasNext()) {
if (it.next().getPredecessorEdges(StatEdge.TYPE_EXCEPTION).size() > 1) {
it.remove();
}
}
public static Set<Statement> getUniquePredExceptions(Statement head) {
Set<Statement> setHandlers = new HashSet<>(head.getNeighbours(StatEdge.TYPE_EXCEPTION, Statement.DIRECTION_FORWARD));
setHandlers.removeIf(statement -> statement.getPredecessorEdges(StatEdge.TYPE_EXCEPTION).size() > 1);
return setHandlers;
}

24
src/org/jetbrains/java/decompiler/modules/decompiler/DomHelper.java
Unescape View File

@ -177,7 +177,7 @@ public class DomHelper {
lstPosts.add(stt.id);
}
Collections.sort(lstPosts, Comparator.comparing(mapSortOrder::get));
lstPosts.sort(Comparator.comparing(mapSortOrder::get));
if (lstPosts.size() > 1 && lstPosts.get(0).intValue() == st.id) {
lstPosts.add(lstPosts.remove(0));
@ -453,14 +453,12 @@ public class DomHelper {
Set<Integer> setExtPosts = mapExtPost.get(headid);
for (int i = 0; i < posts.size(); i++) {
Integer postid = posts.get(i);
if (!postid.equals(headid) && !setExtPosts.contains(postid)) {
for (Integer postId : posts) {
if (!postId.equals(headid) && !setExtPosts.contains(postId)) {
continue;
}
Statement post = stats.getWithKey(postid);
Statement post = stats.getWithKey(postId);
if (post == null) { // possible in case of an inherited postdominance set
continue;
@ -539,14 +537,14 @@ public class DomHelper {
// build statement and return
if (excok) {
Statement res = null;
Statement res;
setPreds.removeAll(setNodes);
if (setPreds.size() == 0) {
if ((setNodes.size() > 1 ||
head.getNeighbours(StatEdge.TYPE_REGULAR, Statement.DIRECTION_BACKWARD).contains(head))
&& setNodes.size() < stats.size()) {
if (checkSynchronizedCompleteness(head, setNodes)) {
if (checkSynchronizedCompleteness(setNodes)) {
res = new GeneralStatement(head, setNodes, same ? null : post);
stat.collapseNodesToStatement(res);
@ -561,8 +559,7 @@ public class DomHelper {
return null;
}
private static boolean checkSynchronizedCompleteness(Statement head, HashSet<Statement> setNodes) {
private static boolean checkSynchronizedCompleteness(Set<Statement> setNodes) {
// check exit nodes
for (Statement stat : setNodes) {
if (stat.isMonitorEnter()) {
@ -618,12 +615,7 @@ public class DomHelper {
set.removeAll(setOldNodes);
if (setOldNodes.contains(key)) {
Set<Integer> setNew = mapExtPost.get(newid);
if (setNew == null) {
mapExtPost.put(newid, setNew = new HashSet<>());
}
setNew.addAll(set);
mapExtPost.computeIfAbsent(newid, k -> new HashSet<>()).addAll(set);
mapExtPost.remove(key);
}
else {

197
src/org/jetbrains/java/decompiler/modules/decompiler/EliminateLoopsHelper.java
Unescape View File

@ -1,197 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.modules.decompiler;
import org.jetbrains.java.decompiler.modules.decompiler.stats.DoStatement;
import org.jetbrains.java.decompiler.modules.decompiler.stats.Statement;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
public class EliminateLoopsHelper {
// public static boolean eliminateLoops(Statement root) {
//
// boolean ret = eliminateLoopsRec(root);
//
// if(ret) {
// SequenceHelper.condenseSequences(root);
//
// HashSet<Integer> setReorderedIfs = new HashSet<Integer>();
//
// SimplifyExprentsHelper sehelper = new SimplifyExprentsHelper(false);
// while(sehelper.simplifyStackVarsStatement(root, setReorderedIfs, null)) {
// SequenceHelper.condenseSequences(root);
// }
// }
//
// return ret;
// }
private static boolean eliminateLoopsRec(Statement stat) {
for (Statement st : stat.getStats()) {
if (eliminateLoopsRec(st)) {
return true;
}
}
if (stat.type == Statement.TYPE_DO && isLoopRedundant((DoStatement)stat)) {
return true;
}
return false;
}
private static boolean isLoopRedundant(DoStatement loop) {
if (loop.getLooptype() != DoStatement.LOOP_DO) {
return false;
}
// get parent loop if exists
Statement parentloop = loop.getParent();
while (parentloop != null && parentloop.type != Statement.TYPE_DO) {
parentloop = parentloop.getParent();
}
if (parentloop == null || parentloop.getBasichead() != loop.getBasichead()) {
return false;
}
// collect relevant break edges
List<StatEdge> lstBreakEdges = new ArrayList<>();
for (StatEdge edge : loop.getLabelEdges()) {
if (edge.getType() == StatEdge.TYPE_BREAK) { // all break edges are explicit because of LOOP_DO type
lstBreakEdges.add(edge);
}
}
Statement loopcontent = loop.getFirst();
boolean firstok = loopcontent.getAllSuccessorEdges().isEmpty();
if (!firstok) {
StatEdge edge = loopcontent.getAllSuccessorEdges().get(0);
firstok = (edge.closure == loop && edge.getType() == StatEdge.TYPE_BREAK);
if (firstok) {
lstBreakEdges.remove(edge);
}
}
if (!lstBreakEdges.isEmpty()) {
if (firstok) {
HashMap<Integer, Boolean> statLabeled = new HashMap<>();
List<Statement> lstEdgeClosures = new ArrayList<>();
for (StatEdge edge : lstBreakEdges) {
Statement minclosure = LowBreakHelper.getMinClosure(loopcontent, edge.getSource());
lstEdgeClosures.add(minclosure);
}
int precount = loop.isLabeled() ? 1 : 0;
for (Statement st : lstEdgeClosures) {
if (!statLabeled.containsKey(st.id)) {
boolean btemp = st.isLabeled();
precount += btemp ? 1 : 0;
statLabeled.put(st.id, btemp);
}
}
for (int i = 0; i < lstBreakEdges.size(); i++) {
Statement st = lstEdgeClosures.get(i);
statLabeled.put(st.id, LowBreakHelper.isBreakEdgeLabeled(lstBreakEdges.get(i).getSource(), st) | statLabeled.get(st.id));
}
for (int i = 0; i < lstBreakEdges.size(); i++) {
lstEdgeClosures.set(i, getMaxBreakLift(lstEdgeClosures.get(i), lstBreakEdges.get(i), statLabeled, loop));
}
statLabeled.clear();
for (Statement st : lstEdgeClosures) {
statLabeled.put(st.id, st.isLabeled());
}
for (int i = 0; i < lstBreakEdges.size(); i++) {
Statement st = lstEdgeClosures.get(i);
statLabeled.put(st.id, LowBreakHelper.isBreakEdgeLabeled(lstBreakEdges.get(i).getSource(), st) | statLabeled.get(st.id));
}
long postcount = statLabeled.values().stream().filter(Boolean::booleanValue).count();
if (precount <= postcount) {
return false;
}
else {
for (int i = 0; i < lstBreakEdges.size(); i++) {
lstEdgeClosures.get(i).addLabeledEdge(lstBreakEdges.get(i));
}
}
}
else {
return false;
}
}
eliminateLoop(loop, parentloop);
return true;
}
private static Statement getMaxBreakLift(Statement stat, StatEdge edge, HashMap<Integer, Boolean> statLabeled, Statement max) {
Statement closure = stat;
Statement newclosure = stat;
while ((newclosure = getNextBreakLift(newclosure, edge, statLabeled, max)) != null) {
closure = newclosure;
}
return closure;
}
private static Statement getNextBreakLift(Statement stat, StatEdge edge, HashMap<Integer, Boolean> statLabeled, Statement max) {
Statement closure = stat.getParent();
while (closure != null && closure != max && !closure.containsStatementStrict(edge.getDestination())) {
boolean edge_labeled = LowBreakHelper.isBreakEdgeLabeled(edge.getSource(), closure);
boolean stat_labeled = statLabeled.containsKey(closure.id) ? statLabeled.get(closure.id) : closure.isLabeled();
if (stat_labeled || !edge_labeled) {
return closure;
}
closure = closure.getParent();
}
return null;
}
private static void eliminateLoop(Statement loop, Statement parentloop) {
// move continue edges to the parent loop
List<StatEdge> lst = new ArrayList<>(loop.getLabelEdges());
for (StatEdge edge : lst) {
loop.removePredecessor(edge);
edge.getSource().changeEdgeNode(Statement.DIRECTION_FORWARD, edge, parentloop);
parentloop.addPredecessor(edge);
parentloop.addLabeledEdge(edge);
}
// remove the last break edge, if exists
Statement loopcontent = loop.getFirst();
if (!loopcontent.getAllSuccessorEdges().isEmpty()) {
loopcontent.removeSuccessor(loopcontent.getAllSuccessorEdges().get(0));
}
// replace loop with its content
loop.getParent().replaceStatement(loop, loopcontent);
}
}

7
src/org/jetbrains/java/decompiler/modules/decompiler/ExitHelper.java
Unescape View File

@ -208,9 +208,7 @@ public class ExitHelper {
return true;
}
public static boolean removeRedundantReturns(RootStatement root) {
boolean res = false;
public static void removeRedundantReturns(RootStatement root) {
DummyExitStatement dummyExit = root.getDummyExit();
for (StatEdge edge : dummyExit.getAllPredecessorEdges()) {
@ -225,13 +223,10 @@ public class ExitHelper {
// remove redundant return
dummyExit.addBytecodeOffsets(ex.bytecode);
lstExpr.remove(lstExpr.size() - 1);
res = true;
}
}
}
}
}
return res;
}
}

65
src/org/jetbrains/java/decompiler/modules/decompiler/ExprProcessor.java
Unescape View File

@ -24,6 +24,7 @@ import org.jetbrains.java.decompiler.struct.consts.PooledConstant;
import org.jetbrains.java.decompiler.struct.consts.PrimitiveConstant;
import org.jetbrains.java.decompiler.struct.gen.MethodDescriptor;
import org.jetbrains.java.decompiler.struct.gen.VarType;
import org.jetbrains.java.decompiler.util.TextUtil;
import java.util.*;
@ -170,12 +171,7 @@ public class ExprProcessor implements CodeConstants {
}
if (isSuccessor) {
Map<String, PrimitiveExprsList> mapSucc = mapData.get(nd);
if (mapSucc == null) {
mapData.put(nd, mapSucc = new HashMap<>());
}
Map<String, PrimitiveExprsList> mapSucc = mapData.computeIfAbsent(nd, k -> new HashMap<>());
LinkedList<String> ndentrypoints = new LinkedList<>(entrypoints);
if (setFinallyLongRangeEntryPaths.contains(node.id + "##" + nd.id)) {
@ -295,25 +291,25 @@ public class ExprProcessor implements CodeConstants {
break;
case opc_bipush:
case opc_sipush:
pushEx(stack, exprlist, new ConstExprent(instr.getOperand(0), true, bytecode_offsets));
pushEx(stack, exprlist, new ConstExprent(instr.operand(0), true, bytecode_offsets));
break;
case opc_lconst_0:
case opc_lconst_1:
pushEx(stack, exprlist, new ConstExprent(VarType.VARTYPE_LONG, Long.valueOf(instr.opcode - opc_lconst_0), bytecode_offsets));
pushEx(stack, exprlist, new ConstExprent(VarType.VARTYPE_LONG, (long)(instr.opcode - opc_lconst_0), bytecode_offsets));
break;
case opc_fconst_0:
case opc_fconst_1:
case opc_fconst_2:
pushEx(stack, exprlist, new ConstExprent(VarType.VARTYPE_FLOAT, Float.valueOf(instr.opcode - opc_fconst_0), bytecode_offsets));
pushEx(stack, exprlist, new ConstExprent(VarType.VARTYPE_FLOAT, (float)(instr.opcode - opc_fconst_0), bytecode_offsets));
break;
case opc_dconst_0:
case opc_dconst_1:
pushEx(stack, exprlist, new ConstExprent(VarType.VARTYPE_DOUBLE, Double.valueOf(instr.opcode - opc_dconst_0), bytecode_offsets));
pushEx(stack, exprlist, new ConstExprent(VarType.VARTYPE_DOUBLE, (double)(instr.opcode - opc_dconst_0), bytecode_offsets));
break;
case opc_ldc:
case opc_ldc_w:
case opc_ldc2_w:
PooledConstant cn = pool.getConstant(instr.getOperand(0));
PooledConstant cn = pool.getConstant(instr.operand(0));
if (cn instanceof PrimitiveConstant) {
pushEx(stack, exprlist, new ConstExprent(consts[cn.type - CONSTANT_Integer], ((PrimitiveConstant)cn).value, bytecode_offsets));
}
@ -327,7 +323,7 @@ public class ExprProcessor implements CodeConstants {
case opc_fload:
case opc_dload:
case opc_aload:
pushEx(stack, exprlist, new VarExprent(instr.getOperand(0), varTypes[instr.opcode - opc_iload], varProcessor, bytecode_offset));
pushEx(stack, exprlist, new VarExprent(instr.operand(0), varTypes[instr.opcode - opc_iload], varProcessor, bytecode_offset));
break;
case opc_iaload:
case opc_laload:
@ -355,10 +351,10 @@ public class ExprProcessor implements CodeConstants {
case opc_fstore:
case opc_dstore:
case opc_astore:
Exprent top = stack.pop();
int varindex = instr.getOperand(0);
Exprent expr = stack.pop();
int varindex = instr.operand(0);
AssignmentExprent assign = new AssignmentExprent(
new VarExprent(varindex, varTypes[instr.opcode - opc_istore], varProcessor, nextMeaningfulOffset(block, i)), top, bytecode_offsets);
new VarExprent(varindex, varTypes[instr.opcode - opc_istore], varProcessor, nextMeaningfulOffset(block, i)), expr, bytecode_offsets);
exprlist.add(assign);
break;
case opc_iastore:
@ -420,10 +416,10 @@ public class ExprProcessor implements CodeConstants {
pushEx(stack, exprlist, new FunctionExprent(FunctionExprent.FUNCTION_NEG, stack, bytecode_offsets));
break;
case opc_iinc:
VarExprent vevar = new VarExprent(instr.getOperand(0), VarType.VARTYPE_INT, varProcessor);
VarExprent vevar = new VarExprent(instr.operand(0), VarType.VARTYPE_INT, varProcessor);
exprlist.add(new AssignmentExprent(vevar, new FunctionExprent(
instr.getOperand(1) < 0 ? FunctionExprent.FUNCTION_SUB : FunctionExprent.FUNCTION_ADD, Arrays
.asList(vevar.copy(), new ConstExprent(VarType.VARTYPE_INT, Math.abs(instr.getOperand(1)), null)),
instr.operand(1) < 0 ? FunctionExprent.FUNCTION_SUB : FunctionExprent.FUNCTION_ADD, Arrays
.asList(vevar.copy(), new ConstExprent(VarType.VARTYPE_INT, Math.abs(instr.operand(1)), null)),
bytecode_offsets), bytecode_offsets));
break;
case opc_i2l:
@ -494,21 +490,21 @@ public class ExprProcessor implements CodeConstants {
break;
case opc_checkcast:
case opc_instanceof:
stack.push(new ConstExprent(new VarType(pool.getPrimitiveConstant(instr.getOperand(0)).getString(), true), null, null));
stack.push(new ConstExprent(new VarType(pool.getPrimitiveConstant(instr.operand(0)).getString(), true), null, null));
case opc_arraylength:
pushEx(stack, exprlist, new FunctionExprent(mapConsts.get(instr.opcode).intValue(), stack, bytecode_offsets));
pushEx(stack, exprlist, new FunctionExprent(mapConsts.get(instr.opcode), stack, bytecode_offsets));
break;
case opc_getstatic:
case opc_getfield:
pushEx(stack, exprlist,
new FieldExprent(pool.getLinkConstant(instr.getOperand(0)), instr.opcode == opc_getstatic ? null : stack.pop(),
new FieldExprent(pool.getLinkConstant(instr.operand(0)), instr.opcode == opc_getstatic ? null : stack.pop(),
bytecode_offsets));
break;
case opc_putstatic:
case opc_putfield:
Exprent valfield = stack.pop();
Exprent exprfield =
new FieldExprent(pool.getLinkConstant(instr.getOperand(0)), instr.opcode == opc_putstatic ? null : stack.pop(),
new FieldExprent(pool.getLinkConstant(instr.operand(0)), instr.opcode == opc_putstatic ? null : stack.pop(),
bytecode_offsets);
exprlist.add(new AssignmentExprent(exprfield, valfield, bytecode_offsets));
break;
@ -517,8 +513,8 @@ public class ExprProcessor implements CodeConstants {
case opc_invokestatic:
case opc_invokeinterface:
case opc_invokedynamic:
if (instr.opcode != opc_invokedynamic || instr.bytecode_version >= CodeConstants.BYTECODE_JAVA_7) {
LinkConstant invoke_constant = pool.getLinkConstant(instr.getOperand(0));
if (instr.opcode != opc_invokedynamic || instr.bytecodeVersion >= CodeConstants.BYTECODE_JAVA_7) {
LinkConstant invoke_constant = pool.getLinkConstant(instr.operand(0));
List<PooledConstant> bootstrap_arguments = null;
if (instr.opcode == opc_invokedynamic && bootstrap != null) {
@ -537,15 +533,15 @@ public class ExprProcessor implements CodeConstants {
case opc_new:
case opc_anewarray:
case opc_multianewarray:
int dimensions = (instr.opcode == opc_new) ? 0 : (instr.opcode == opc_anewarray) ? 1 : instr.getOperand(1);
VarType arrType = new VarType(pool.getPrimitiveConstant(instr.getOperand(0)).getString(), true);
int dimensions = (instr.opcode == opc_new) ? 0 : (instr.opcode == opc_anewarray) ? 1 : instr.operand(1);
VarType arrType = new VarType(pool.getPrimitiveConstant(instr.operand(0)).getString(), true);
if (instr.opcode != opc_multianewarray) {
arrType = arrType.resizeArrayDim(arrType.arrayDim + dimensions);
}
pushEx(stack, exprlist, new NewExprent(arrType, stack, dimensions, bytecode_offsets));
break;
case opc_newarray:
pushEx(stack, exprlist, new NewExprent(new VarType(arrTypeIds[instr.getOperand(0) - 4], 1), stack, 1, bytecode_offsets));
pushEx(stack, exprlist, new NewExprent(new VarType(arrTypeIds[instr.operand(0) - 4], 1), stack, 1, bytecode_offsets));
break;
case opc_dup:
pushEx(stack, exprlist, stack.getByOffset(-1).copy());
@ -714,12 +710,9 @@ public class ExprProcessor implements CodeConstants {
}
public static String getCastTypeName(VarType type, boolean getShort) {
String s = getTypeName(type, getShort);
int dim = type.arrayDim;
while (dim-- > 0) {
s += "[]";
}
return s;
StringBuilder s = new StringBuilder(getTypeName(type, getShort));
TextUtil.append(s, "[]", type.arrayDim);
return s.toString();
}
public static PrimitiveExprsList getExpressionData(VarExprent var) {
@ -835,13 +828,13 @@ public class ExprProcessor implements CodeConstants {
defaultVal = new ConstExprent(VarType.VARTYPE_NULL, null, null);
}
else if (arrType.type == CodeConstants.TYPE_FLOAT) {
defaultVal = new ConstExprent(VarType.VARTYPE_FLOAT, Float.valueOf(0), null);
defaultVal = new ConstExprent(VarType.VARTYPE_FLOAT, 0f, null);
}
else if (arrType.type == CodeConstants.TYPE_LONG) {
defaultVal = new ConstExprent(VarType.VARTYPE_LONG, Long.valueOf(0), null);
defaultVal = new ConstExprent(VarType.VARTYPE_LONG, 0L, null);
}
else if (arrType.type == CodeConstants.TYPE_DOUBLE) {
defaultVal = new ConstExprent(VarType.VARTYPE_DOUBLE, Double.valueOf(0), null);
defaultVal = new ConstExprent(VarType.VARTYPE_DOUBLE, 0d, null);
}
else { // integer types
defaultVal = new ConstExprent(0, true, null);

4
src/org/jetbrains/java/decompiler/modules/decompiler/ExprentStack.java
Unescape View File

@ -14,10 +14,8 @@ public class ExprentStack extends ListStack<Exprent> {
pointer = list.getPointer();
}
public Exprent push(Exprent item) {
public void push(Exprent item) {
super.push(item);
return item;
}
public Exprent pop() {

144
src/org/jetbrains/java/decompiler/modules/decompiler/FinallyProcessor.java
Unescape View File

@ -54,7 +54,6 @@ public class FinallyProcessor {
stack.add(root);
while (!stack.isEmpty()) {
Statement stat = stack.removeLast();
Statement parent = stat.getParent();
@ -69,14 +68,12 @@ public class FinallyProcessor {
// do nothing
}
else if (finallyBlockIDs.containsKey(handler.id)) {
fin.setFinally(true);
Integer var = finallyBlockIDs.get(handler.id);
fin.setMonitor(var == null ? null : new VarExprent(var.intValue(), VarType.VARTYPE_INT, varProcessor));
fin.setMonitor(var == null ? null : new VarExprent(var, VarType.VARTYPE_INT, varProcessor));
}
else {
Record inf = getFinallyInformation(mt, root, fin);
if (inf == null) { // inconsistent finally
@ -110,62 +107,6 @@ public class FinallyProcessor {
return false;
}
// private boolean processStatement(StructMethod mt, RootStatement root, ControlFlowGraph graph, Statement stat) {
//
// boolean res = false;
//
// for(int i=stat.getStats().size()-1;i>=0;i--) {
// if(processStatement(mt, root, graph, stat.getStats().get(i))) {
// return true;
// }
// }
//
//
// if(stat.type == Statement.TYPE_CATCHALL && !stat.isCopied()) {
//
// CatchAllStatement fin = (CatchAllStatement)stat;
// BasicBlock head = fin.getBasichead().getBlock();
// BasicBlock handler = fin.getHandler().getBasichead().getBlock();
//
// if(catchallBlockIDs.containsKey(handler.id)) {
// ; // do nothing
// }else if(finallyBlockIDs.containsKey(handler.id)) {
//
// fin.setFinally(true);
//
// Integer var = finallyBlockIDs.get(handler.id);
// fin.setMonitor(var==null?null:new VarExprent(var.intValue(), VarType.VARTYPE_INT, varprocessor));
//
// } else {
//
// Object[] inf = getFinallyInformation(mt, root, fin);
//
// if(inf == null) { // inconsistent finally
// catchallBlockIDs.put(handler.id, null);
// } else {
//
// if(DecompilerContext.getOption(IFernflowerPreferences.FINALLY_DEINLINE) && verifyFinallyEx(graph, fin, inf)) {
// finallyBlockIDs.put(handler.id, null);
// } else {
//
// int varindex = DecompilerContext.getCountercontainer().getCounterAndIncrement(CounterContainer.VAR_COUNTER);
// insertSemaphore(graph, getAllBasicBlocks(fin.getFirst()), head, handler, varindex, inf);
//
// finallyBlockIDs.put(handler.id, varindex);
// }
//
// DeadCodeHelper.removeEmptyBlocks(graph);
// DeadCodeHelper.mergeBasicBlocks(graph);
// }
//
// res = true;
// }
// }
//
// return res;
// }
private static class Record {
private final int firstCode;
private final Map<BasicBlock, Boolean> mapLast;
@ -212,7 +153,6 @@ public class FinallyProcessor {
Set<DirectNode> setVisited = new HashSet<>();
while (!stack.isEmpty()) {
DirectNode node = stack.removeFirst();
if (setVisited.contains(node)) {
@ -359,7 +299,6 @@ public class FinallyProcessor {
int var,
Record information,
int bytecode_version) {
Set<BasicBlock> setCopy = new HashSet<>(setTry);
int finallytype = information.firstCode;
@ -378,21 +317,15 @@ public class FinallyProcessor {
// disable semaphore at statement exit points
for (BasicBlock block : setTry) {
List<BasicBlock> lstSucc = block.getSuccs();
for (BasicBlock dest : lstSucc) {
for (BasicBlock dest : lstSucc) {
// break out
if (!setCopy.contains(dest) && dest != graph.getLast()) {
// disable semaphore
SimpleInstructionSequence seq = new SimpleInstructionSequence();
seq.addInstruction(ConstantsUtil
.getInstructionInstance(CodeConstants.opc_bipush, false, CodeConstants.GROUP_GENERAL, bytecode_version,
new int[]{0}), -1);
seq.addInstruction(ConstantsUtil
.getInstructionInstance(CodeConstants.opc_istore, false, CodeConstants.GROUP_GENERAL, bytecode_version,
new int[]{var}), -1);
seq.addInstruction(Instruction.create(CodeConstants.opc_bipush, false, CodeConstants.GROUP_GENERAL, bytecode_version, new int[]{0}), -1);
seq.addInstruction(Instruction.create(CodeConstants.opc_istore, false, CodeConstants.GROUP_GENERAL, bytecode_version, new int[]{var}), -1);
// build a separate block
BasicBlock newblock = new BasicBlock(++graph.last_id);
@ -419,14 +352,10 @@ public class FinallyProcessor {
}
}
// enable semaphor at the statement entrance
// enable semaphore at the statement entrance
SimpleInstructionSequence seq = new SimpleInstructionSequence();
seq.addInstruction(
ConstantsUtil.getInstructionInstance(CodeConstants.opc_bipush, false, CodeConstants.GROUP_GENERAL, bytecode_version, new int[]{1}),
-1);
seq.addInstruction(
ConstantsUtil.getInstructionInstance(CodeConstants.opc_istore, false, CodeConstants.GROUP_GENERAL, bytecode_version, new int[]{var}),
-1);
seq.addInstruction(Instruction.create(CodeConstants.opc_bipush, false, CodeConstants.GROUP_GENERAL, bytecode_version, new int[]{1}), -1);
seq.addInstruction(Instruction.create(CodeConstants.opc_istore, false, CodeConstants.GROUP_GENERAL, bytecode_version, new int[]{var}), -1);
BasicBlock newhead = new BasicBlock(++graph.last_id);
newhead.setSeq(seq);
@ -435,12 +364,8 @@ public class FinallyProcessor {
// initialize semaphor with false
seq = new SimpleInstructionSequence();
seq.addInstruction(
ConstantsUtil.getInstructionInstance(CodeConstants.opc_bipush, false, CodeConstants.GROUP_GENERAL, bytecode_version, new int[]{0}),
-1);
seq.addInstruction(
ConstantsUtil.getInstructionInstance(CodeConstants.opc_istore, false, CodeConstants.GROUP_GENERAL, bytecode_version, new int[]{var}),
-1);
seq.addInstruction(Instruction.create(CodeConstants.opc_bipush, false, CodeConstants.GROUP_GENERAL, bytecode_version, new int[]{0}), -1);
seq.addInstruction(Instruction.create(CodeConstants.opc_istore, false, CodeConstants.GROUP_GENERAL, bytecode_version, new int[]{var}), -1);
BasicBlock newheadinit = new BasicBlock(++graph.last_id);
newheadinit.setSeq(seq);
@ -460,9 +385,7 @@ public class FinallyProcessor {
}
}
private static void insertBlockBefore(ControlFlowGraph graph, BasicBlock oldblock, BasicBlock newblock) {
List<BasicBlock> lstTemp = new ArrayList<>();
lstTemp.addAll(oldblock.getPreds());
lstTemp.addAll(oldblock.getPredExceptions());
@ -494,8 +417,7 @@ public class FinallyProcessor {
}
}
private static HashSet<BasicBlock> getAllBasicBlocks(Statement stat) {
private static Set<BasicBlock> getAllBasicBlocks(Statement stat) {
List<Statement> lst = new LinkedList<>();
lst.add(stat);
@ -513,7 +435,7 @@ public class FinallyProcessor {
}
while (index < lst.size());
HashSet<BasicBlock> res = new HashSet<>();
Set<BasicBlock> res = new HashSet<>();
for (Statement st : lst) {
res.add(((BasicBlockStatement)st).getBlock());
@ -522,11 +444,9 @@ public class FinallyProcessor {
return res;
}
private boolean verifyFinallyEx(ControlFlowGraph graph, CatchAllStatement fstat, Record information) {
HashSet<BasicBlock> tryBlocks = getAllBasicBlocks(fstat.getFirst());
HashSet<BasicBlock> catchBlocks = getAllBasicBlocks(fstat.getHandler());
Set<BasicBlock> tryBlocks = getAllBasicBlocks(fstat.getFirst());
Set<BasicBlock> catchBlocks = getAllBasicBlocks(fstat.getHandler());
int finallytype = information.firstCode;
Map<BasicBlock, Boolean> mapLast = information.mapLast;
@ -555,7 +475,7 @@ public class FinallyProcessor {
}
// identify start blocks
HashSet<BasicBlock> startBlocks = new HashSet<>();
Set<BasicBlock> startBlocks = new HashSet<>();
for (BasicBlock block : tryBlocks) {
startBlocks.addAll(block.getSuccs());
}
@ -618,12 +538,11 @@ public class FinallyProcessor {
private Area compareSubgraphsEx(ControlFlowGraph graph,
BasicBlock startSample,
HashSet<BasicBlock> catchBlocks,
Set<BasicBlock> catchBlocks,
BasicBlock startCatch,
int finallytype,
Map<BasicBlock, Boolean> mapLast,
boolean skippedFirst) {
class BlockStackEntry {
public BasicBlock blockCatch;
public BasicBlock blockSample;
@ -677,7 +596,6 @@ public class FinallyProcessor {
}
}
// exception successors
if (isLastBlock && blockSample.getSeq().isEmpty()) {
// do nothing, blockSample will be removed anyway
@ -706,7 +624,7 @@ public class FinallyProcessor {
if (instrCatch.opcode == CodeConstants.opc_astore &&
instrSample.opcode == CodeConstants.opc_astore) {
lst = new ArrayList<>(lst);
lst.add(new int[]{instrCatch.getOperand(0), instrSample.getOperand(0)});
lst.add(new int[]{instrCatch.operand(0), instrSample.operand(0)});
}
}
@ -743,7 +661,6 @@ public class FinallyProcessor {
}
private static BasicBlock getUniqueNext(ControlFlowGraph graph, Set<BasicBlock[]> setNext) {
// precondition: there is at most one true exit path in a finally statement
BasicBlock next = null;
@ -784,13 +701,11 @@ public class FinallyProcessor {
Instruction instrNext = seqNext.getInstr(i);
Instruction instrBlock = seqBlock.getInstr(i);
if (instrNext.opcode != instrBlock.opcode || instrNext.wide != instrBlock.wide
|| instrNext.operandsCount() != instrBlock.operandsCount()) {
if (!Instruction.equals(instrNext, instrBlock)) {
return null;
}
for (int j = 0; j < instrNext.getOperands().length; j++) {
if (instrNext.getOperand(j) != instrBlock.getOperand(j)) {
for (int j = 0; j < instrNext.operandsCount(); j++) {
if (instrNext.operand(j) != instrBlock.operand(j)) {
return null;
}
}
@ -832,7 +747,6 @@ public class FinallyProcessor {
int type,
int finallytype,
List<int[]> lstStoreVars) {
InstructionSequence seqPattern = pattern.getSeq();
InstructionSequence seqSample = sample.getSeq();
@ -871,7 +785,6 @@ public class FinallyProcessor {
}
if (seqPattern.length() < seqSample.length()) { // split in two blocks
SimpleInstructionSequence seq = new SimpleInstructionSequence();
LinkedList<Integer> oldOffsets = new LinkedList<>();
for (int i = seqSample.length() - 1; i >= seqPattern.length(); i--) {
@ -916,19 +829,15 @@ public class FinallyProcessor {
}
public boolean equalInstructions(Instruction first, Instruction second, List<int[]> lstStoreVars) {
if (first.opcode != second.opcode || first.wide != second.wide
|| first.operandsCount() != second.operandsCount()) {
if (!Instruction.equals(first, second)) {
return false;
}
if (first.group != CodeConstants.GROUP_JUMP && first.getOperands() != null) { // FIXME: switch comparison
for (int i = 0; i < first.getOperands().length; i++) {
int firstOp = first.getOperand(i);
int secondOp = second.getOperand(i);
if (first.group != CodeConstants.GROUP_JUMP) { // FIXME: switch comparison
for (int i = 0; i < first.operandsCount(); i++) {
int firstOp = first.operand(i);
int secondOp = second.operand(i);
if (firstOp != secondOp) {
// a-load/store instructions
if (first.opcode == CodeConstants.opc_aload || first.opcode == CodeConstants.opc_astore) {
for (int[] arr : lstStoreVars) {
@ -947,7 +856,6 @@ public class FinallyProcessor {
}
private static void deleteArea(ControlFlowGraph graph, Area area) {
BasicBlock start = area.start;
BasicBlock next = area.next;
@ -1021,19 +929,16 @@ public class FinallyProcessor {
}
if (is_outside_range) {
// new empty block
BasicBlock emptyblock = new BasicBlock(++graph.last_id);
graph.getBlocks().addWithKey(emptyblock, emptyblock.id);
// add to ranges if necessary
if (setCommonRemovedExceptionRanges != null) {
for (ExceptionRangeCFG range : setCommonRemovedExceptionRanges) {
emptyblock.addSuccessorException(range.getHandler());
range.getProtectedRange().add(emptyblock);
}
}
// insert between predecessors and next
emptyblock.addSuccessor(next);
@ -1044,7 +949,6 @@ public class FinallyProcessor {
}
private static void removeExceptionInstructionsEx(BasicBlock block, int blocktype, int finallytype) {
InstructionSequence seq = block.getSeq();
if (finallytype == 3) { // empty finally handler

16
src/org/jetbrains/java/decompiler/modules/decompiler/IdeaNotNullHelper.java
Unescape View File

@ -111,7 +111,7 @@ public class IdeaNotNullHelper {
return false;
}
removeParameterCheck(stat, mt);
removeParameterCheck(stat);
return true;
}
@ -119,7 +119,7 @@ public class IdeaNotNullHelper {
return false;
}
private static void removeParameterCheck(Statement stat, StructMethod mt) {
private static void removeParameterCheck(Statement stat) {
Statement st = stat.getFirst();
while (st.type == Statement.TYPE_SEQUENCE) {
@ -128,11 +128,7 @@ public class IdeaNotNullHelper {
IfStatement ifstat = (IfStatement)st;
if (ifstat.getElsestat() == null) { // if
// TODO:
}
else { // if - else
if (ifstat.getElsestat() != null) { // if - else
StatEdge ifedge = ifstat.getIfEdge();
StatEdge elseedge = ifstat.getElseEdge();
@ -171,11 +167,7 @@ public class IdeaNotNullHelper {
}
}
if (is_notnull_check) {
return removeReturnCheck(stat, mt);
}
return false;
return is_notnull_check && removeReturnCheck(stat, mt);
}

48
src/org/jetbrains/java/decompiler/modules/decompiler/IfHelper.java
Unescape View File

@ -61,9 +61,7 @@ public class IfHelper {
return res;
}
public static boolean mergeIfs(Statement statement, HashSet<Integer> setReorderedIfs) {
if (statement.type != Statement.TYPE_IF && statement.type != Statement.TYPE_SEQUENCE) {
return false;
}
@ -71,7 +69,6 @@ public class IfHelper {
boolean res = false;
while (true) {
boolean updated = false;
List<Statement> lst = new ArrayList<>();
@ -85,7 +82,6 @@ public class IfHelper {
boolean stsingle = (lst.size() == 1);
for (Statement stat : lst) {
if (stat.type == Statement.TYPE_IF) {
IfNode rtnode = buildGraph((IfStatement)stat, stsingle);
@ -98,7 +94,6 @@ public class IfHelper {
}
if (!setReorderedIfs.contains(stat.id)) {
if (updated = collapseIfElse(rtnode)) {
break;
}
@ -119,14 +114,13 @@ public class IfHelper {
break;
}
res |= updated;
res |= true;
}
return res;
}
private static boolean collapseIfIf(IfNode rtnode) {
if (rtnode.edgetypes.get(0) == 0) {
IfNode ifbranch = rtnode.succs.get(0);
if (ifbranch.succs.size() == 2) {
@ -144,7 +138,7 @@ public class IfHelper {
ifchild.removeSuccessor(ifchild.getAllSuccessorEdges().get(0));
ifparent.getStats().removeWithKey(ifchild.id);
if (ifbranch.edgetypes.get(0).intValue() == 1) { // target null
if (ifbranch.edgetypes.get(0) == 1) { // target null
ifparent.setIfstat(null);
@ -200,7 +194,7 @@ public class IfHelper {
private static boolean collapseIfElse(IfNode rtnode) {
if (rtnode.edgetypes.get(0).intValue() == 0) {
if (rtnode.edgetypes.get(0) == 0) {
IfNode ifbranch = rtnode.succs.get(0);
if (ifbranch.succs.size() == 2) {
@ -216,8 +210,8 @@ public class IfHelper {
ifchild.getFirst().removeSuccessor(ifchild.getIfEdge());
ifparent.getStats().removeWithKey(ifchild.id);
if (ifbranch.edgetypes.get(1).intValue() == 1 &&
ifbranch.edgetypes.get(0).intValue() == 1) { // target null
if (ifbranch.edgetypes.get(1) == 1 &&
ifbranch.edgetypes.get(0) == 1) { // target null
ifparent.setIfstat(null);
@ -254,7 +248,7 @@ public class IfHelper {
private static boolean collapseElse(IfNode rtnode) {
if (rtnode.edgetypes.get(1).intValue() == 0) {
if (rtnode.edgetypes.get(1) == 0) {
IfNode elsebranch = rtnode.succs.get(1);
if (elsebranch.succs.size() == 2) {
@ -419,16 +413,14 @@ public class IfHelper {
return res;
}
// FIXME: rewrite the entire method!!! keep in mind finally exits!!
private static boolean reorderIf(IfStatement ifstat) {
if (ifstat.iftype == IfStatement.IFTYPE_IFELSE) {
return false;
}
boolean ifdirect = false, elsedirect = false;
boolean noifstat = false, noelsestat = false;
boolean ifdirect, elsedirect;
boolean noifstat = false, noelsestat;
boolean ifdirectpath = false, elsedirectpath = false;
Statement parent = ifstat.getParent();
@ -439,32 +431,20 @@ public class IfHelper {
if (ifstat.getIfstat() == null) {
noifstat = true;
if (ifstat.getIfEdge().getType() == StatEdge.TYPE_FINALLYEXIT) {
ifdirect = true;
}
else {
ifdirect = MergeHelper.isDirectPath(from, ifstat.getIfEdge().getDestination());
}
ifdirect = ifstat.getIfEdge().getType() == StatEdge.TYPE_FINALLYEXIT ||
MergeHelper.isDirectPath(from, ifstat.getIfEdge().getDestination());
}
else {
List<StatEdge> lstSuccs = ifstat.getIfstat().getAllSuccessorEdges();
if (!lstSuccs.isEmpty() && lstSuccs.get(0).getType() == StatEdge.TYPE_FINALLYEXIT) {
ifdirect = true;
}
else {
ifdirect = hasDirectEndEdge(ifstat.getIfstat(), from);
}
ifdirect = !lstSuccs.isEmpty() && lstSuccs.get(0).getType() == StatEdge.TYPE_FINALLYEXIT ||
hasDirectEndEdge(ifstat.getIfstat(), from);
}
Statement last = parent.type == Statement.TYPE_SEQUENCE ? parent.getStats().getLast() : ifstat;
noelsestat = (last == ifstat);
if (!last.getAllSuccessorEdges().isEmpty() && last.getAllSuccessorEdges().get(0).getType() == StatEdge.TYPE_FINALLYEXIT) {
elsedirect = true;
}
else {
elsedirect = hasDirectEndEdge(last, from);
}
elsedirect = !last.getAllSuccessorEdges().isEmpty() && last.getAllSuccessorEdges().get(0).getType() == StatEdge.TYPE_FINALLYEXIT ||
hasDirectEndEdge(last, from);
if (!noelsestat && existsPath(ifstat, ifstat.getAllSuccessorEdges().get(0).getDestination())) {
return false;

12
src/org/jetbrains/java/decompiler/modules/decompiler/InlineSingleBlockHelper.java
Unescape View File

@ -186,18 +186,10 @@ public class InlineSingleBlockHelper {
}
public static boolean isBreakEdgeLabeled(Statement source, Statement closure) {
if (closure.type == Statement.TYPE_DO || closure.type == Statement.TYPE_SWITCH) {
Statement parent = source.getParent();
if (parent == closure) {
return false;
}
else {
return parent.type == Statement.TYPE_DO || parent.type == Statement.TYPE_SWITCH ||
isBreakEdgeLabeled(parent, closure);
}
return parent != closure &&
(parent.type == Statement.TYPE_DO || parent.type == Statement.TYPE_SWITCH || isBreakEdgeLabeled(parent, closure));
}
else {
return true;

36
src/org/jetbrains/java/decompiler/modules/decompiler/LabelHelper.java
Unescape View File

@ -265,7 +265,7 @@ public class LabelHelper {
Statement stlast = swst.getCaseStatements().get(last);
if (stlast.getExprents() != null && stlast.getExprents().isEmpty()) {
StatEdge edge = stlast.getAllSuccessorEdges().get(0);
mapEdges.put(edge.getDestination(), new ArrayList<>(Arrays.asList(new StatEdge[]{edge})));
mapEdges.put(edge.getDestination(), new ArrayList<>(Collections.singletonList(edge)));
}
else {
mapEdges = setExplicitEdges(stlast);
@ -326,7 +326,7 @@ public class LabelHelper {
edge.explicit = false;
}
mapEdges.put(newedge.getDestination(), new ArrayList<>(Arrays.asList(new StatEdge[]{newedge})));
mapEdges.put(newedge.getDestination(), new ArrayList<>(Collections.singletonList(newedge)));
}
}
}
@ -374,7 +374,7 @@ public class LabelHelper {
}
if (statedge != null) {
mapEdges.put(statedge.getDestination(), new ArrayList<>(Arrays.asList(new StatEdge[]{statedge})));
mapEdges.put(statedge.getDestination(), new ArrayList<>(Collections.singletonList(statedge)));
}
}
@ -406,24 +406,26 @@ public class LabelHelper {
}
}
private static HashSet<Statement>[] processStatementLabel(Statement stat) {
private static class LabelSets {
private final Set<Statement> breaks = new HashSet<>();
private final Set<Statement> continues = new HashSet<>();
}
HashSet<Statement> setBreak = new HashSet<>();
HashSet<Statement> setContinue = new HashSet<>();
private static LabelSets processStatementLabel(Statement stat) {
LabelSets sets = new LabelSets();
if (stat.getExprents() == null) {
for (Statement st : stat.getStats()) {
HashSet<Statement>[] arr = processStatementLabel(st);
setBreak.addAll(arr[0]);
setContinue.addAll(arr[1]);
LabelSets nested = processStatementLabel(st);
sets.breaks.addAll(nested.breaks);
sets.continues.addAll(nested.continues);
}
boolean shieldType = (stat.type == Statement.TYPE_DO || stat.type == Statement.TYPE_SWITCH);
if (shieldType) {
for (StatEdge edge : stat.getLabelEdges()) {
if (edge.explicit && ((edge.getType() == StatEdge.TYPE_BREAK && setBreak.contains(edge.getSource())) ||
(edge.getType() == StatEdge.TYPE_CONTINUE && setContinue.contains(edge.getSource())))) {
if (edge.explicit && ((edge.getType() == StatEdge.TYPE_BREAK && sets.breaks.contains(edge.getSource())) ||
(edge.getType() == StatEdge.TYPE_CONTINUE && sets.continues.contains(edge.getSource())))) {
edge.labeled = false;
}
}
@ -431,16 +433,16 @@ public class LabelHelper {
switch (stat.type) {
case Statement.TYPE_DO:
setContinue.clear();
sets.continues.clear();
case Statement.TYPE_SWITCH:
setBreak.clear();
sets.breaks.clear();
}
}
setBreak.add(stat);
setContinue.add(stat);
sets.breaks.add(stat);
sets.continues.add(stat);
return new HashSet[] { setBreak, setContinue };
return sets;
}
public static void replaceContinueWithBreak(Statement stat) {

9
src/org/jetbrains/java/decompiler/modules/decompiler/LoopExtractHelper.java
Unescape View File

@ -58,9 +58,7 @@ public class LoopExtractHelper {
return res ? 1 : 0;
}
private static boolean extractLoop(DoStatement stat) {
if (stat.getLooptype() != DoStatement.LOOP_DO) {
return false;
}
@ -71,12 +69,7 @@ public class LoopExtractHelper {
}
}
if (!extractLastIf(stat)) {
return extractFirstIf(stat);
}
else {
return true;
}
return extractLastIf(stat) || extractFirstIf(stat);
}
private static boolean extractLastIf(DoStatement stat) {

194
src/org/jetbrains/java/decompiler/modules/decompiler/LowBreakHelper.java
Unescape View File

@ -1,194 +0,0 @@
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.java.decompiler.modules.decompiler;
import org.jetbrains.java.decompiler.modules.decompiler.stats.IfStatement;
import org.jetbrains.java.decompiler.modules.decompiler.stats.Statement;
import org.jetbrains.java.decompiler.modules.decompiler.stats.SynchronizedStatement;
import java.util.List;
public class LowBreakHelper {
public static void lowBreakLabels(Statement root) {
lowBreakLabelsRec(root);
liftBreakLabels(root);
}
private static void lowBreakLabelsRec(Statement stat) {
while (true) {
boolean found = false;
for (StatEdge edge : stat.getLabelEdges()) {
if (edge.getType() == StatEdge.TYPE_BREAK) {
Statement minclosure = getMinClosure(stat, edge.getSource());
if (minclosure != stat) {
minclosure.addLabeledEdge(edge);
edge.labeled = isBreakEdgeLabeled(edge.getSource(), minclosure);
found = true;
break;
}
}
}
if (!found) {
break;
}
}
for (Statement st : stat.getStats()) {
lowBreakLabelsRec(st);
}
}
public static boolean isBreakEdgeLabeled(Statement source, Statement closure) {
if (closure.type == Statement.TYPE_DO || closure.type == Statement.TYPE_SWITCH) {
Statement parent = source.getParent();
if (parent == closure) {
return false;
}
else {
return isBreakEdgeLabeled(parent, closure) ||
(parent.type == Statement.TYPE_DO || parent.type == Statement.TYPE_SWITCH);
}
}
else {
return true;
}
}
public static Statement getMinClosure(Statement closure, Statement source) {
while (true) {
Statement newclosure = null;
switch (closure.type) {
case Statement.TYPE_SEQUENCE:
Statement last = closure.getStats().getLast();
if (isOkClosure(closure, source, last)) {
newclosure = last;
}
break;
case Statement.TYPE_IF:
IfStatement ifclosure = (IfStatement)closure;
if (isOkClosure(closure, source, ifclosure.getIfstat())) {
newclosure = ifclosure.getIfstat();
}
else if (isOkClosure(closure, source, ifclosure.getElsestat())) {
newclosure = ifclosure.getElsestat();
}
break;
case Statement.TYPE_TRYCATCH:
for (Statement st : closure.getStats()) {
if (isOkClosure(closure, source, st)) {
newclosure = st;
break;
}
}
break;
case Statement.TYPE_SYNCRONIZED:
Statement body = ((SynchronizedStatement)closure).getBody();
if (isOkClosure(closure, source, body)) {
newclosure = body;
}
}
if (newclosure == null) {
break;
}
closure = newclosure;
}
return closure;
}
private static boolean isOkClosure(Statement closure, Statement source, Statement stat) {
boolean ok = false;
if (stat != null && stat.containsStatementStrict(source)) {
List<StatEdge> lst = stat.getAllSuccessorEdges();
ok = lst.isEmpty();
if (!ok) {
StatEdge edge = lst.get(0);
ok = (edge.closure == closure && edge.getType() == StatEdge.TYPE_BREAK);
}
}
return ok;
}
private static void liftBreakLabels(Statement stat) {
for (Statement st : stat.getStats()) {
liftBreakLabels(st);
}
while (true) {
boolean found = false;
for (StatEdge edge : stat.getLabelEdges()) {
if (edge.explicit && edge.labeled && edge.getType() == StatEdge.TYPE_BREAK) {
Statement newclosure = getMaxBreakLift(stat, edge);
if (newclosure != null) {
newclosure.addLabeledEdge(edge);
edge.labeled = isBreakEdgeLabeled(edge.getSource(), newclosure);
found = true;
break;
}
}
}
if (!found) {
break;
}
}
}
private static Statement getMaxBreakLift(Statement stat, StatEdge edge) {
Statement closure = null;
Statement newclosure = stat;
while ((newclosure = getNextBreakLift(newclosure, edge)) != null) {
closure = newclosure;
}
return closure;
}
private static Statement getNextBreakLift(Statement stat, StatEdge edge) {
Statement closure = stat.getParent();
while (closure != null && !closure.containsStatementStrict(edge.getDestination())) {
boolean labeled = isBreakEdgeLabeled(edge.getSource(), closure);
if (closure.isLabeled() || !labeled) {
return closure;
}
closure = closure.getParent();
}
return null;
}
}

39
src/org/jetbrains/java/decompiler/modules/decompiler/MergeHelper.java
Unescape View File

@ -13,16 +13,12 @@ import java.util.List;
import java.util.Set;
public class MergeHelper {
public static void enhanceLoops(Statement root) {
while (enhanceLoopsRec(root)) ;
while (enhanceLoopsRec(root)) /**/;
SequenceHelper.condenseSequences(root);
}
private static boolean enhanceLoopsRec(Statement stat) {
boolean res = false;
for (Statement st : stat.getStats()) {
@ -39,7 +35,6 @@ public class MergeHelper {
}
private static boolean enhanceLoop(DoStatement stat) {
int oldloop = stat.getLooptype();
switch (oldloop) {
@ -63,8 +58,7 @@ public class MergeHelper {
return (stat.getLooptype() != oldloop);
}
private static boolean matchDoWhile(DoStatement stat) {
private static void matchDoWhile(DoStatement stat) {
// search for an if condition at the end of the loop
Statement last = stat.getFirst();
while (last.type == Statement.TYPE_SEQUENCE) {
@ -86,10 +80,9 @@ public class MergeHelper {
set.remove(last);
if (!set.isEmpty()) {
return false;
return;
}
stat.setLooptype(DoStatement.LOOP_DOWHILE);
IfExprent ifexpr = (IfExprent)lastif.getHeadexprent().copy();
@ -121,12 +114,9 @@ public class MergeHelper {
}
stat.addSuccessor(edge);
}
return true;
}
}
}
return false;
}
private static boolean matchWhile(DoStatement stat) {
@ -277,15 +267,14 @@ public class MergeHelper {
}
}
private static boolean matchFor(DoStatement stat) {
Exprent lastDoExprent = null, initDoExprent = null;
Statement lastData = null, preData = null;
private static void matchFor(DoStatement stat) {
Exprent lastDoExprent, initDoExprent;
Statement lastData, preData = null;
// get last exprent
lastData = getLastDirectData(stat.getFirst());
if (lastData == null || lastData.getExprents().isEmpty()) {
return false;
return;
}
List<Exprent> lstExpr = lastData.getExprents();
@ -298,11 +287,9 @@ public class MergeHelper {
}
}
boolean haslast = issingle || (lastDoExprent.type == Exprent.EXPRENT_ASSIGNMENT ||
lastDoExprent.type == Exprent.EXPRENT_FUNCTION);
boolean haslast = issingle || lastDoExprent.type == Exprent.EXPRENT_ASSIGNMENT || lastDoExprent.type == Exprent.EXPRENT_FUNCTION;
if (!haslast) {
return false;
return;
}
boolean hasinit = false;
@ -336,13 +323,12 @@ public class MergeHelper {
}
}
if ((hasinit && haslast) || issingle) { // FIXME: issingle sufficient?
if (hasinit || issingle) { // FIXME: issingle sufficient?
Set<Statement> set = stat.getNeighboursSet(StatEdge.TYPE_CONTINUE, Statement.DIRECTION_BACKWARD);
set.remove(lastData);
if (!set.isEmpty()) {
return false;
return;
}
stat.setLooptype(DoStatement.LOOP_FOR);
@ -359,8 +345,6 @@ public class MergeHelper {
}
removeLastEmptyStatement(stat, lastData);
}
return true;
}
private static void removeLastEmptyStatement(DoStatement dostat, Statement stat) {
@ -388,7 +372,6 @@ public class MergeHelper {
}
private static Statement getLastDirectData(Statement stat) {
if (stat.getExprents() != null) {
return stat;
}

18
src/org/jetbrains/java/decompiler/modules/decompiler/SecondaryFunctionsHelper.java
Unescape View File

@ -164,7 +164,7 @@ public class SecondaryFunctionsHelper {
if (index >= 0 && index <= 2) {
Integer destcon = destcons[index];
if (destcon != null) {
desttype = destcon.intValue();
desttype = destcon;
}
}
}
@ -208,10 +208,10 @@ public class SecondaryFunctionsHelper {
ConstExprent cexpr = (ConstExprent)operand;
long val;
if (operandtype.type == CodeConstants.TYPE_LONG) {
val = ((Long)cexpr.getValue()).longValue();
val = (Long)cexpr.getValue();
}
else {
val = ((Integer)cexpr.getValue()).intValue();
val = (Integer)cexpr.getValue();
}
if (val == -1) {
@ -229,7 +229,7 @@ public class SecondaryFunctionsHelper {
for (int i = 0; i < 2; i++) {
if (lstOperands.get(i).type == Exprent.EXPRENT_CONST) {
ConstExprent cexpr = (ConstExprent)lstOperands.get(i);
int val = ((Integer)cexpr.getValue()).intValue();
int val = (Integer)cexpr.getValue();
if ((fexpr.getFuncType() == FunctionExprent.FUNCTION_EQ && val == 1) ||
(fexpr.getFuncType() == FunctionExprent.FUNCTION_NE && val == 0)) {
@ -248,10 +248,10 @@ public class SecondaryFunctionsHelper {
if (lstOperands.get(0).type == Exprent.EXPRENT_CONST) {
int val = ((ConstExprent)lstOperands.get(0)).getIntValue();
if (val == 0) {
return new ConstExprent(VarType.VARTYPE_BOOLEAN, Integer.valueOf(1), fexpr.bytecode);
return new ConstExprent(VarType.VARTYPE_BOOLEAN, 1, fexpr.bytecode);
}
else {
return new ConstExprent(VarType.VARTYPE_BOOLEAN, Integer.valueOf(0), fexpr.bytecode);
return new ConstExprent(VarType.VARTYPE_BOOLEAN, 0, fexpr.bytecode);
}
}
break;
@ -286,8 +286,8 @@ public class SecondaryFunctionsHelper {
FunctionExprent iff = new FunctionExprent(FunctionExprent.FUNCTION_IIF, Arrays.asList(
new FunctionExprent(FunctionExprent.FUNCTION_LT, Arrays.asList(new VarExprent(var, type, varProc),
ConstExprent.getZeroConstant(type.type)), null),
new ConstExprent(VarType.VARTYPE_INT, Integer.valueOf(-1), null),
new ConstExprent(VarType.VARTYPE_INT, Integer.valueOf(1), null)), null);
new ConstExprent(VarType.VARTYPE_INT, -1, null),
new ConstExprent(VarType.VARTYPE_INT, 1, null)), null);
FunctionExprent head = new FunctionExprent(FunctionExprent.FUNCTION_EQ, Arrays.asList(
new AssignmentExprent(new VarExprent(var, type, varProc),
@ -298,7 +298,7 @@ public class SecondaryFunctionsHelper {
varProc.setVarType(new VarVersionPair(var, 0), type);
return new FunctionExprent(FunctionExprent.FUNCTION_IIF, Arrays.asList(
head, new ConstExprent(VarType.VARTYPE_INT, Integer.valueOf(0), null), iff), fexpr.bytecode);
head, new ConstExprent(VarType.VARTYPE_INT, 0, null), iff), fexpr.bytecode);
}
break;
case Exprent.EXPRENT_ASSIGNMENT: // check for conditional assignment

173
src/org/jetbrains/java/decompiler/modules/decompiler/SimplifyExprentsHelper.java
Unescape View File

@ -21,7 +21,6 @@ import java.util.*;
import java.util.Map.Entry;
public class SimplifyExprentsHelper {
static final MatchEngine class14Builder = new MatchEngine();
private final boolean firstInvocation;
@ -31,15 +30,12 @@ public class SimplifyExprentsHelper {
}
public boolean simplifyStackVarsStatement(Statement stat, HashSet<Integer> setReorderedIfs, SSAConstructorSparseEx ssa, StructClass cl) {
boolean res = false;
if (stat.getExprents() == null) {
boolean processClass14 = DecompilerContext.getOption(IFernflowerPreferences.DECOMPILE_CLASS_1_4);
while (true) {
boolean changed = false;
for (Statement st : stat.getStats()) {
@ -69,27 +65,24 @@ public class SimplifyExprentsHelper {
}
}
else {
res |= simplifyStackVarsExprents(stat.getExprents(), cl);
res = simplifyStackVarsExprents(stat.getExprents(), cl);
}
return res;
}
private boolean simplifyStackVarsExprents(List<Exprent> list, StructClass cl) {
boolean res = false;
int index = 0;
while (index < list.size()) {
Exprent current = list.get(index);
Exprent ret = isSimpleConstructorInvocation(current);
if (ret != null) {
list.set(index, ret);
res = true;
continue;
}
@ -98,7 +91,6 @@ public class SimplifyExprentsHelper {
if (ret != null) {
list.set(index, ret);
res = true;
continue;
}
@ -106,7 +98,6 @@ public class SimplifyExprentsHelper {
if (isMonitorExit(current)) {
list.remove(index);
res = true;
continue;
}
@ -114,7 +105,6 @@ public class SimplifyExprentsHelper {
if (isTrivialStackAssignment(current)) {
list.remove(index);
res = true;
continue;
}
@ -122,15 +112,12 @@ public class SimplifyExprentsHelper {
break;
}
Exprent next = list.get(index + 1);
// constructor invocation
if (isConstructorInvocationRemote(list, index)) {
list.remove(index);
res = true;
continue;
}
@ -139,7 +126,6 @@ public class SimplifyExprentsHelper {
if (isQualifiedNewGetClass(current, next)) {
list.remove(index);
res = true;
continue;
}
}
@ -151,7 +137,6 @@ public class SimplifyExprentsHelper {
list.remove(index + 1);
}
res = true;
continue;
}
@ -159,7 +144,6 @@ public class SimplifyExprentsHelper {
if (addArrayInitializer(current, next)) {
list.remove(index + 1);
res = true;
continue;
}
@ -168,7 +152,6 @@ public class SimplifyExprentsHelper {
if (func != null) {
list.set(index, func);
res = true;
continue;
}
@ -176,7 +159,6 @@ public class SimplifyExprentsHelper {
if (isIPPorIMM(current, next)) {
list.remove(index + 1);
res = true;
continue;
}
@ -184,14 +166,12 @@ public class SimplifyExprentsHelper {
if (isStackAssignement(current, next)) {
list.remove(index + 1);
res = true;
continue;
}
if (!firstInvocation && isStackAssignement2(current, next)) {
list.remove(index + 1);
res = true;
continue;
}
@ -202,7 +182,6 @@ public class SimplifyExprentsHelper {
}
private static boolean addArrayInitializer(Exprent first, Exprent second) {
if (first.type == Exprent.EXPRENT_ASSIGNMENT) {
AssignmentExprent as = (AssignmentExprent)first;
@ -210,7 +189,6 @@ public class SimplifyExprentsHelper {
NewExprent newex = (NewExprent)as.getRight();
if (!newex.getLstArrayElements().isEmpty()) {
VarExprent arrvar = (VarExprent)as.getLeft();
if (second.type == Exprent.EXPRENT_ASSIGNMENT) {
@ -226,13 +204,10 @@ public class SimplifyExprentsHelper {
Exprent init = newex.getLstArrayElements().get(constvalue);
if (init.type == Exprent.EXPRENT_CONST) {
ConstExprent cinit = (ConstExprent)init;
VarType arrtype = newex.getNewType().decreaseArrayDim();
ConstExprent defaultval = ExprProcessor.getDefaultArrayValue(arrtype);
if (cinit.equals(defaultval)) {
Exprent tempexpr = aas.getRight();
if (!tempexpr.containsExprent(arrvar)) {
@ -261,9 +236,7 @@ public class SimplifyExprentsHelper {
return false;
}
private static int isArrayInitializer(List<Exprent> list, int index) {
Exprent current = list.get(index);
if (current.type == Exprent.EXPRENT_ASSIGNMENT) {
AssignmentExprent as = (AssignmentExprent)current;
@ -274,7 +247,7 @@ public class SimplifyExprentsHelper {
if (newex.getExprType().arrayDim > 0 && newex.getLstDims().size() == 1 && newex.getLstArrayElements().isEmpty() &&
newex.getLstDims().get(0).type == Exprent.EXPRENT_CONST) {
int size = ((Integer)((ConstExprent)newex.getLstDims().get(0)).getValue()).intValue();
int size = (Integer)((ConstExprent)newex.getLstDims().get(0)).getValue();
if (size == 0) {
return 0;
}
@ -356,7 +329,6 @@ public class SimplifyExprentsHelper {
}
private static boolean isTrivialStackAssignment(Exprent first) {
if (first.type == Exprent.EXPRENT_ASSIGNMENT) {
AssignmentExprent asf = (AssignmentExprent)first;
@ -364,10 +336,7 @@ public class SimplifyExprentsHelper {
VarExprent varleft = (VarExprent)asf.getLeft();
VarExprent varright = (VarExprent)asf.getRight();
if (varleft.getIndex() == varright.getIndex() && varleft.isStack() &&
varright.isStack()) {
return true;
}
return varleft.getIndex() == varright.getIndex() && varleft.isStack() && varright.isStack();
}
}
@ -375,7 +344,6 @@ public class SimplifyExprentsHelper {
}
private static boolean isStackAssignement2(Exprent first, Exprent second) { // e.g. 1.4-style class invocation
if (first.type == Exprent.EXPRENT_ASSIGNMENT && second.type == Exprent.EXPRENT_ASSIGNMENT) {
AssignmentExprent asf = (AssignmentExprent)first;
AssignmentExprent ass = (AssignmentExprent)second;
@ -393,7 +361,6 @@ public class SimplifyExprentsHelper {
}
private static boolean isStackAssignement(Exprent first, Exprent second) {
if (first.type == Exprent.EXPRENT_ASSIGNMENT && second.type == Exprent.EXPRENT_ASSIGNMENT) {
AssignmentExprent asf = (AssignmentExprent)first;
AssignmentExprent ass = (AssignmentExprent)second;
@ -422,7 +389,6 @@ public class SimplifyExprentsHelper {
}
private static Exprent isPPIorMMI(Exprent first) {
if (first.type == Exprent.EXPRENT_ASSIGNMENT) {
AssignmentExprent as = (AssignmentExprent)first;
@ -459,7 +425,6 @@ public class SimplifyExprentsHelper {
}
private static boolean isIPPorIMM(Exprent first, Exprent second) {
if (first.type == Exprent.EXPRENT_ASSIGNMENT && second.type == Exprent.EXPRENT_FUNCTION) {
AssignmentExprent as = (AssignmentExprent)first;
FunctionExprent in = (FunctionExprent)second;
@ -485,17 +450,15 @@ public class SimplifyExprentsHelper {
private static boolean isMonitorExit(Exprent first) {
if (first.type == Exprent.EXPRENT_MONITOR) {
MonitorExprent monexpr = (MonitorExprent)first;
if (monexpr.getMonType() == MonitorExprent.MONITOR_EXIT && monexpr.getValue().type == Exprent.EXPRENT_VAR
&& !((VarExprent)monexpr.getValue()).isStack()) {
return true;
}
return monexpr.getMonType() == MonitorExprent.MONITOR_EXIT &&
monexpr.getValue().type == Exprent.EXPRENT_VAR &&
!((VarExprent)monexpr.getValue()).isStack();
}
return false;
}
private static boolean isQualifiedNewGetClass(Exprent first, Exprent second) {
if (first.type == Exprent.EXPRENT_INVOCATION) {
InvocationExprent invexpr = (InvocationExprent)first;
@ -525,118 +488,8 @@ public class SimplifyExprentsHelper {
return false;
}
// private static boolean isConstructorInvocationRemote(List<Exprent> list, int index) {
//
// Exprent current = list.get(index);
//
// if(current.type == Exprent.EXPRENT_ASSIGNMENT) {
// AssignmentExprent as = (AssignmentExprent)current;
//
// if(as.getLeft().type == Exprent.EXPRENT_VAR && as.getRight().type == Exprent.EXPRENT_NEW) {
//
// NewExprent newexpr = (NewExprent)as.getRight();
// VarType newtype = newexpr.getNewType();
// VarVersionPair leftPaar = new VarVersionPair((VarExprent)as.getLeft());
//
// if(newtype.type == CodeConstants.TYPE_OBJECT && newtype.arrayDim == 0 &&
// newexpr.getConstructor() == null) {
//
// Set<VarVersionPair> setChangedVars = new HashSet<VarVersionPair>();
//
// for(int i = index + 1; i < list.size(); i++) {
// Exprent remote = list.get(i);
//
// if(remote.type == Exprent.EXPRENT_INVOCATION) {
// InvocationExprent in = (InvocationExprent)remote;
//
// if(in.getFuncType() == InvocationExprent.TYP_INIT && in.getInstance().type == Exprent.EXPRENT_VAR
// && as.getLeft().equals(in.getInstance())) {
//
// Set<VarVersionPair> setVars = remote.getAllVariables();
// setVars.remove(leftPaar);
// setVars.retainAll(setChangedVars);
//
// if(setVars.isEmpty()) {
//
// newexpr.setConstructor(in);
// in.setInstance(null);
//
// if(!setChangedVars.isEmpty()) { // some exprents inbetween
// list.add(index+1, as.copy());
// list.remove(i+1);
// } else {
// list.set(i, as.copy());
// }
//
// return true;
// }
// }
// }
//
// boolean isTempAssignment = false;
//
// if(remote.type == Exprent.EXPRENT_ASSIGNMENT) { // ugly solution
// AssignmentExprent asremote = (AssignmentExprent)remote;
// if(asremote.getLeft().type == Exprent.EXPRENT_VAR &&
// asremote.getRight().type == Exprent.EXPRENT_VAR) {
// setChangedVars.add(new VarVersionPair((VarExprent)asremote.getLeft()));
// isTempAssignment = true;
// }
//
// // FIXME: needs to be rewritten
// // propagate (var = new X) forward to the <init> invokation and then reduce
//
//// if(asremote.getLeft().type == Exprent.EXPRENT_VAR) {
//// List<Exprent> lstRightExprents = asremote.getRight().getAllExprents(true);
//// lstRightExprents.add(asremote.getRight());
////
//// Set<VarVersionPair> setTempChangedVars = new HashSet<VarVersionPair>();
//// boolean isTemp = true;
////
//// for(Exprent expr : lstRightExprents) {
//// if(expr.type != Exprent.EXPRENT_VAR && expr.type != Exprent.EXPRENT_FIELD) {
//// isTemp = false;
//// break;
//// } else if(expr.type == Exprent.EXPRENT_VAR) {
//// setTempChangedVars.add(new VarVersionPair((VarExprent)expr));
//// }
//// }
////
//// if(isTemp) {
//// setChangedVars.addAll(setTempChangedVars);
//// isTempAssignment = true;
//// }
//// }
//// } else if(remote.type == Exprent.EXPRENT_FUNCTION) {
//// FunctionExprent fexpr = (FunctionExprent)remote;
//// if(fexpr.getFuncType() == FunctionExprent.FUNCTION_IPP || fexpr.getFuncType() == FunctionExprent.FUNCTION_IMM
//// || fexpr.getFuncType() == FunctionExprent.FUNCTION_PPI || fexpr.getFuncType() == FunctionExprent.FUNCTION_MMI) {
//// if(fexpr.getLstOperands().get(0).type == Exprent.EXPRENT_VAR) {
//// setChangedVars.add(new VarVersionPair((VarExprent)fexpr.getLstOperands().get(0)));
//// isTempAssignment = true;
//// }
//// }
// }
//
// if(!isTempAssignment) {
// Set<VarVersionPair> setVars = remote.getAllVariables();
// if(setVars.contains(leftPaar)) {
// return false;
// } else {
// setChangedVars.addAll(setVars);
// }
// }
// }
// }
// }
// }
//
// return false;
// }
// propagate (var = new X) forward to the <init> invokation
private static boolean isConstructorInvocationRemote(List<Exprent> list, int index) {
Exprent current = list.get(index);
if (current.type == Exprent.EXPRENT_ASSIGNMENT) {
@ -684,7 +537,6 @@ public class SimplifyExprentsHelper {
}
private static Exprent isLambda(Exprent exprent, StructClass cl) {
List<Exprent> lst = exprent.getAllExprents();
for (Exprent expr : lst) {
Exprent ret = isLambda(expr, cl);
@ -697,12 +549,10 @@ public class SimplifyExprentsHelper {
InvocationExprent in = (InvocationExprent)exprent;
if (in.getInvocationTyp() == InvocationExprent.INVOKE_DYNAMIC) {
String lambda_class_name = cl.qualifiedName + in.getInvokeDynamicClassSuffix();
ClassNode lambda_class = DecompilerContext.getClassProcessor().getMapRootClasses().get(lambda_class_name);
if (lambda_class != null) { // real lambda class found, replace invocation with an anonymous class
NewExprent newexp = new NewExprent(new VarType(lambda_class_name, true), null, 0, in.bytecode);
newexp.setConstructor(in);
// note: we don't set the instance to null with in.setInstance(null) like it is done for a common constructor invokation
@ -717,9 +567,7 @@ public class SimplifyExprentsHelper {
return null;
}
private static Exprent isSimpleConstructorInvocation(Exprent exprent) {
List<Exprent> lst = exprent.getAllExprents();
for (Exprent expr : lst) {
Exprent ret = isSimpleConstructorInvocation(expr);
@ -741,9 +589,7 @@ public class SimplifyExprentsHelper {
return null;
}
private static boolean buildIff(Statement stat, SSAConstructorSparseEx ssa) {
if (stat.type == Statement.TYPE_IF && stat.getExprents() == null) {
IfStatement stif = (IfStatement)stat;
@ -771,7 +617,6 @@ public class SimplifyExprentsHelper {
VarExprent elsevar = (VarExprent)elseas.getLeft();
if (ifvar.getIndex() == elsevar.getIndex() && ifvar.isStack()) { // ifvar.getIndex() >= VarExprent.STACK_BASE) {
boolean found = false;
for (Entry<VarVersionPair, FastSparseSet<Integer>> ent : ssa.getPhi().entrySet()) {
@ -886,10 +731,8 @@ public class SimplifyExprentsHelper {
}
private static boolean collapseInlinedClass14(Statement stat) {
boolean ret = class14Builder.match(stat);
if(ret) {
if (ret) {
String class_name = (String)class14Builder.getVariableValue("$classname$");
AssignmentExprent assfirst = (AssignmentExprent)class14Builder.getVariableValue("$assignfield$");
FieldExprent fieldexpr = (FieldExprent)class14Builder.getVariableValue("$field$");
@ -906,10 +749,8 @@ public class SimplifyExprentsHelper {
if (wrapper != null) {
wrapper.getHiddenMembers().add(InterpreterUtil.makeUniqueKey(fieldexpr.getName(), fieldexpr.getDescriptor().descriptorString));
}
}
return ret;
}
}

4
src/org/jetbrains/java/decompiler/modules/decompiler/StackVarsProcessor.java
Unescape View File

@ -222,7 +222,7 @@ public class StackVarsProcessor {
}
private static Exprent isReplaceableVar(Exprent exprent, HashMap<VarVersionPair, Exprent> mapVarValues, SSAUConstructorSparseEx ssau) {
private static Exprent isReplaceableVar(Exprent exprent, HashMap<VarVersionPair, Exprent> mapVarValues) {
Exprent dest = null;
@ -473,7 +473,7 @@ public class StackVarsProcessor {
}
}
Exprent dest = isReplaceableVar(exprent, mapVarValues, ssau);
Exprent dest = isReplaceableVar(exprent, mapVarValues);
if (dest != null) {
return new Object[]{dest, true, true};
}

3
src/org/jetbrains/java/decompiler/modules/decompiler/StatEdge.java
Unescape View File

@ -7,9 +7,6 @@ import java.util.ArrayList;
import java.util.List;
public class StatEdge {
public static final int TYPE_ALL = 0xFF;
public static final int TYPE_REGULAR = 1;
public static final int TYPE_EXCEPTION = 2;
public static final int TYPE_BREAK = 4;

134
src/org/jetbrains/java/decompiler/modules/decompiler/StrongConnectivityHelper.java
Unescape View File

@ -4,80 +4,19 @@ package org.jetbrains.java.decompiler.modules.decompiler;
import org.jetbrains.java.decompiler.modules.decompiler.stats.Statement;
import org.jetbrains.java.decompiler.util.ListStack;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
// --------------------------------------------------------------------
// Algorithm
// --------------------------------------------------------------------
// DFS(G)
// {
// make a new vertex x with edges x->v for all v
// initialize a counter N to zero
// initialize list L to empty
// build directed tree T, initially a single vertex {x}
// visit(x)
// }
//
// visit(p)
// {
// add p to L
// dfsnum(p) = N
// increment N
// low(p) = dfsnum(p)
// for each edge p->q
// if q is not already in T
// {
// add p->q to T
// visit(q)
// low(p) = min(low(p), low(q))
// } else low(p) = min(low(p), dfsnum(q))
//
// if low(p)=dfsnum(p)
// {
// output "component:"
// repeat
// remove last element v from L
// output v
// remove v from G
// until v=p
// }
// }
// --------------------------------------------------------------------
import java.util.*;
public class StrongConnectivityHelper {
private final List<List<Statement>> components;
private final Set<Statement> setProcessed;
private ListStack<Statement> lstack;
private int ncounter;
private HashSet<Statement> tset;
private HashMap<Statement, Integer> dfsnummap;
private HashMap<Statement, Integer> lowmap;
private List<List<Statement>> components;
private HashSet<Statement> setProcessed;
// *****************************************************************************
// constructors
// *****************************************************************************
public StrongConnectivityHelper() {
}
private Set<Statement> tset;
private Map<Statement, Integer> dfsnummap;
private Map<Statement, Integer> lowmap;
public StrongConnectivityHelper(Statement stat) {
findComponents(stat);
}
// *****************************************************************************
// public methods
// *****************************************************************************
public List<List<Statement>> findComponents(Statement stat) {
components = new ArrayList<>();
setProcessed = new HashSet<>();
@ -95,38 +34,8 @@ public class StrongConnectivityHelper {
visitTree(st);
}
}
return components;
}
public static boolean isExitComponent(List<Statement> lst) {
HashSet<Statement> set = new HashSet<>();
for (Statement stat : lst) {
set.addAll(stat.getNeighbours(StatEdge.TYPE_REGULAR, Statement.DIRECTION_FORWARD));
}
set.removeAll(lst);
return (set.size() == 0);
}
public static List<Statement> getExitReps(List<List<Statement>> lst) {
List<Statement> res = new ArrayList<>();
for (List<Statement> comp : lst) {
if (isExitComponent(comp)) {
res.add(comp.get(0));
}
}
return res;
}
// *****************************************************************************
// private methods
// *****************************************************************************
private void visitTree(Statement stat) {
lstack = new ListStack<>();
ncounter = 0;
@ -141,7 +50,6 @@ public class StrongConnectivityHelper {
}
private void visit(Statement stat) {
lstack.push(stat);
dfsnummap.put(stat, ncounter);
lowmap.put(stat, ncounter);
@ -150,8 +58,7 @@ public class StrongConnectivityHelper {
List<Statement> lstSuccs = stat.getNeighbours(StatEdge.TYPE_REGULAR, Statement.DIRECTION_FORWARD); // TODO: set?
lstSuccs.removeAll(setProcessed);
for (int i = 0; i < lstSuccs.size(); i++) {
Statement succ = lstSuccs.get(i);
for (Statement succ : lstSuccs) {
int secvalue;
if (tset.contains(succ)) {
@ -178,16 +85,29 @@ public class StrongConnectivityHelper {
}
}
public static boolean isExitComponent(List<Statement> lst) {
Set<Statement> set = new HashSet<>();
for (Statement stat : lst) {
set.addAll(stat.getNeighbours(StatEdge.TYPE_REGULAR, Statement.DIRECTION_FORWARD));
}
set.removeAll(lst);
// *****************************************************************************
// getter and setter methods
// *****************************************************************************
return (set.size() == 0);
}
public List<List<Statement>> getComponents() {
return components;
public static List<Statement> getExitReps(List<List<Statement>> lst) {
List<Statement> res = new ArrayList<>();
for (List<Statement> comp : lst) {
if (isExitComponent(comp)) {
res.add(comp.get(0));
}
}
public void setComponents(List<List<Statement>> components) {
this.components = components;
return res;
}
public List<List<Statement>> getComponents() {
return components;
}
}

6
src/org/jetbrains/java/decompiler/modules/decompiler/SwitchHelper.java
Unescape View File

@ -7,7 +7,6 @@ import org.jetbrains.java.decompiler.main.DecompilerContext;
import org.jetbrains.java.decompiler.main.extern.IFernflowerLogger;
import org.jetbrains.java.decompiler.main.rels.MethodWrapper;
import org.jetbrains.java.decompiler.modules.decompiler.exps.*;
import org.jetbrains.java.decompiler.modules.decompiler.sforms.DirectGraph;
import org.jetbrains.java.decompiler.modules.decompiler.stats.SwitchStatement;
import java.util.ArrayList;
@ -29,9 +28,7 @@ public class SwitchHelper {
if (classNode != null) {
MethodWrapper wrapper = classNode.getWrapper().getMethodWrapper(CodeConstants.CLINIT_NAME, "()V");
if (wrapper != null && wrapper.root != null) {
wrapper.getOrBuildGraph().iterateExprents(new DirectGraph.ExprentIterator() {
@Override
public int processExprent(Exprent exprent) {
wrapper.getOrBuildGraph().iterateExprents(exprent -> {
if (exprent instanceof AssignmentExprent) {
AssignmentExprent assignment = (AssignmentExprent)exprent;
Exprent left = assignment.getLeft();
@ -40,7 +37,6 @@ public class SwitchHelper {
}
}
return 0;
}
});
}
}

19
src/org/jetbrains/java/decompiler/modules/decompiler/decompose/DominatorTreeExceptionFilter.java
Unescape View File

@ -31,7 +31,6 @@ public class DominatorTreeExceptionFilter {
}
public void initialize() {
domEngine = new DominatorEngine(statement);
domEngine.initialize();
@ -47,12 +46,11 @@ public class DominatorTreeExceptionFilter {
}
public boolean acceptStatementPair(Integer head, Integer exit) {
Map<Integer, Integer> filter = mapExceptionRangeUniqueExit.get(head);
for (Entry<Integer, Integer> entry : filter.entrySet()) {
if (!head.equals(mapExceptionDoms.get(entry.getKey()))) {
Integer filterExit = entry.getValue();
if (filterExit.intValue() == -1 || !filterExit.equals(exit)) {
if (filterExit == -1 || !filterExit.equals(exit)) {
return false;
}
}
@ -62,19 +60,13 @@ public class DominatorTreeExceptionFilter {
}
private void buildDominatorTree() {
VBStyleCollection<Integer, Integer> orderedIDoms = domEngine.getOrderedIDoms();
List<Integer> lstKeys = orderedIDoms.getLstKeys();
for (int index = lstKeys.size() - 1; index >= 0; index--) {
Integer key = lstKeys.get(index);
Integer idom = orderedIDoms.get(index);
Set<Integer> set = mapTreeBranches.get(idom);
if (set == null) {
mapTreeBranches.put(idom, set = new HashSet<>());
}
set.add(key);
mapTreeBranches.computeIfAbsent(idom, k -> new HashSet<>()).add(key);
}
Integer firstid = statement.getFirst().id;
@ -82,7 +74,6 @@ public class DominatorTreeExceptionFilter {
}
private void buildExceptionRanges() {
for (Statement stat : statement.getStats()) {
List<Statement> lstPreds = stat.getNeighbours(StatEdge.TYPE_EXCEPTION, Statement.DIRECTION_BACKWARD);
if (!lstPreds.isEmpty()) {
@ -101,7 +92,6 @@ public class DominatorTreeExceptionFilter {
}
private Map<Integer, Integer> buildExceptionDoms(Integer id) {
Map<Integer, Integer> map = new HashMap<>();
Set<Integer> children = mapTreeBranches.get(id);
@ -123,21 +113,16 @@ public class DominatorTreeExceptionFilter {
return map;
}
private void buildFilter(Integer id) {
Map<Integer, Integer> map = new HashMap<>();
Set<Integer> children = mapTreeBranches.get(id);
if (children != null) {
for (Integer childid : children) {
buildFilter(childid);
Map<Integer, Integer> mapChild = mapExceptionRangeUniqueExit.get(childid);
for (Entry<Integer, Set<Integer>> entry : mapExceptionRanges.entrySet()) {
Integer handler = entry.getKey();
Set<Integer> range = entry.getValue();

27
src/org/jetbrains/java/decompiler/modules/decompiler/decompose/FastExtendedPostdominanceHelper.java
Unescape View File

@ -117,12 +117,8 @@ public class FastExtendedPostdominanceHelper {
}
}
private void filterOnExceptionRanges(DominatorTreeExceptionFilter filter) {
for (Integer head : new HashSet<>(mapExtPostdominators.keySet())) {
FastFixedSet<Integer> set = mapExtPostdominators.get(head);
for (Iterator<Integer> it = set.iterator(); it.hasNext(); ) {
if (!filter.acceptStatementPair(head, it.next())) {
@ -135,16 +131,12 @@ public class FastExtendedPostdominanceHelper {
}
}
private void removeErroneousNodes() {
mapSupportPoints = new HashMap<>();
calcReachabilitySuppPoints(StatEdge.TYPE_REGULAR);
iterateReachability(new IReachabilityAction() {
public boolean action(Statement node, HashMap<Integer, FastFixedSet<Integer>> mapSets) {
iterateReachability((node, mapSets) -> {
Integer nodeid = node.id;
FastFixedSet<Integer> setReachability = mapSets.get(nodeid);
@ -192,7 +184,6 @@ public class FastExtendedPostdominanceHelper {
}
return false;
}
}, StatEdge.TYPE_REGULAR);
// exception handlers cannot be postdominator nodes
@ -215,9 +206,7 @@ public class FastExtendedPostdominanceHelper {
}
}
private void calcDefaultReachableSets() {
int edgetype = StatEdge.TYPE_REGULAR | StatEdge.TYPE_EXCEPTION;
calcReachabilitySuppPoints(edgetype);
@ -226,9 +215,7 @@ public class FastExtendedPostdominanceHelper {
mapExtPostdominators.put(stat.id, factory.spawnEmptySet());
}
iterateReachability(new IReachabilityAction() {
public boolean action(Statement node, HashMap<Integer, FastFixedSet<Integer>> mapSets) {
iterateReachability((node, mapSets) -> {
Integer nodeid = node.id;
FastFixedSet<Integer> setReachability = mapSets.get(nodeid);
@ -237,16 +224,11 @@ public class FastExtendedPostdominanceHelper {
}
return false;
}
}, edgetype);
}
private void calcReachabilitySuppPoints(final int edgetype) {
iterateReachability(new IReachabilityAction() {
public boolean action(Statement node, HashMap<Integer, FastFixedSet<Integer>> mapSets) {
iterateReachability((node, mapSets) -> {
// consider to be a support point
for (StatEdge sucedge : node.getAllSuccessorEdges()) {
if ((sucedge.getType() & edgetype) != 0) {
@ -262,14 +244,11 @@ public class FastExtendedPostdominanceHelper {
}
return false;
}
}, edgetype);
}
private void iterateReachability(IReachabilityAction action, int edgetype) {
while (true) {
boolean iterate = false;
HashMap<Integer, FastFixedSet<Integer>> mapSets = new HashMap<>();

4
src/org/jetbrains/java/decompiler/modules/decompiler/decompose/GenericDominatorEngine.java
Unescape View File

@ -112,10 +112,6 @@ public class GenericDominatorEngine {
}
}
public VBStyleCollection<IGraphNode, IGraphNode> getOrderedIDoms() {
return colOrderedIDoms;
}
public boolean isDominator(IGraphNode node, IGraphNode dom) {
while (!node.equals(dom)) {

10
src/org/jetbrains/java/decompiler/modules/decompiler/deobfuscator/ExceptionDeobfuscator.java
Unescape View File

@ -216,7 +216,7 @@ public class ExceptionDeobfuscator {
}
public Set<? extends IGraphNode> getRoots() {
return new HashSet<>(Arrays.asList(new IGraphNode[]{graph.getFirst()}));
return new HashSet<>(Collections.singletonList(graph.getFirst()));
}
});
@ -279,16 +279,10 @@ public class ExceptionDeobfuscator {
return lstRes;
}
public static boolean hasObfuscatedExceptions(ControlFlowGraph graph) {
Map<BasicBlock, Set<BasicBlock>> mapRanges = new HashMap<>();
for (ExceptionRangeCFG range : graph.getExceptions()) {
Set<BasicBlock> set = mapRanges.get(range.getHandler());
if (set == null) {
mapRanges.put(range.getHandler(), set = new HashSet<>());
}
set.addAll(range.getProtectedRange());
mapRanges.computeIfAbsent(range.getHandler(), k -> new HashSet<>()).addAll(range.getProtectedRange());
}
for (Entry<BasicBlock, Set<BasicBlock>> ent : mapRanges.entrySet()) {

4
src/org/jetbrains/java/decompiler/modules/decompiler/exps/AssignmentExprent.java
Unescape View File

@ -176,10 +176,6 @@ public class AssignmentExprent extends Exprent {
return left;
}
public void setLeft(Exprent left) {
this.left = left;
}
public Exprent getRight() {
return right;
}

26
src/org/jetbrains/java/decompiler/modules/decompiler/exps/ConstExprent.java
Unescape View File

@ -37,7 +37,7 @@ public class ConstExprent extends Exprent {
private final boolean boolPermitted;
public ConstExprent(int val, boolean boolPermitted, Set<Integer> bytecodeOffsets) {
this(guessType(val, boolPermitted), Integer.valueOf(val), boolPermitted, bytecodeOffsets);
this(guessType(val, boolPermitted), val, boolPermitted, bytecodeOffsets);
}
public ConstExprent(VarType constType, Object value, Set<Integer> bytecodeOffsets) {
@ -112,7 +112,7 @@ public class ConstExprent extends Exprent {
switch (constType.type) {
case CodeConstants.TYPE_BOOLEAN:
return new TextBuffer(Boolean.toString(((Integer)value).intValue() != 0));
return new TextBuffer(Boolean.toString((Integer)value != 0));
case CodeConstants.TYPE_CHAR:
Integer val = (Integer)value;
@ -133,7 +133,7 @@ public class ConstExprent extends Exprent {
case CodeConstants.TYPE_SHORT:
case CodeConstants.TYPE_SHORTCHAR:
case CodeConstants.TYPE_INT:
int intVal = ((Integer)value).intValue();
int intVal = (Integer)value;
if (!literal) {
if (intVal == Integer.MAX_VALUE) {
return new FieldExprent("MAX_VALUE", "java/lang/Integer", true, null, FieldDescriptor.INTEGER_DESCRIPTOR, bytecode).toJava(0, tracer);
@ -145,7 +145,7 @@ public class ConstExprent extends Exprent {
return new TextBuffer(value.toString());
case CodeConstants.TYPE_LONG:
long longVal = ((Long)value).longValue();
long longVal = (Long)value;
if (!literal) {
if (longVal == Long.MAX_VALUE) {
return new FieldExprent("MAX_VALUE", "java/lang/Long", true, null, FieldDescriptor.LONG_DESCRIPTOR, bytecode).toJava(0, tracer);
@ -157,7 +157,7 @@ public class ConstExprent extends Exprent {
return new TextBuffer(value.toString()).append('L');
case CodeConstants.TYPE_FLOAT:
float floatVal = ((Float)value).floatValue();
float floatVal = (Float)value;
if (!literal) {
if (Float.isNaN(floatVal)) {
return new FieldExprent("NaN", "java/lang/Float", true, null, FieldDescriptor.FLOAT_DESCRIPTOR, bytecode).toJava(0, tracer);
@ -187,7 +187,7 @@ public class ConstExprent extends Exprent {
return new TextBuffer(value.toString()).append('F');
case CodeConstants.TYPE_DOUBLE:
double doubleVal = ((Double)value).doubleValue();
double doubleVal = (Double)value;
if (!literal) {
if (Double.isNaN(doubleVal)) {
return new FieldExprent("NaN", "java/lang/Double", true, null, FieldDescriptor.DOUBLE_DESCRIPTOR, bytecode).toJava(0, tracer);
@ -306,7 +306,7 @@ public class ConstExprent extends Exprent {
case CodeConstants.TYPE_SHORT:
case CodeConstants.TYPE_SHORTCHAR:
case CodeConstants.TYPE_INT:
int value = ((Integer)this.value).intValue();
int value = (Integer)this.value;
return value == 0 || (DecompilerContext.getOption(IFernflowerPreferences.BOOLEAN_TRUE_ONE) && value == 1);
}
@ -322,7 +322,7 @@ public class ConstExprent extends Exprent {
case CodeConstants.TYPE_SHORT:
case CodeConstants.TYPE_SHORTCHAR:
case CodeConstants.TYPE_INT:
return ((Integer)value).intValue() == 1;
return (Integer)value == 1;
case CodeConstants.TYPE_LONG:
return ((Long)value).intValue() == 1;
case CodeConstants.TYPE_DOUBLE:
@ -337,13 +337,13 @@ public class ConstExprent extends Exprent {
public static ConstExprent getZeroConstant(int type) {
switch (type) {
case CodeConstants.TYPE_INT:
return new ConstExprent(VarType.VARTYPE_INT, Integer.valueOf(0), null);
return new ConstExprent(VarType.VARTYPE_INT, 0, null);
case CodeConstants.TYPE_LONG:
return new ConstExprent(VarType.VARTYPE_LONG, Long.valueOf(0), null);
return new ConstExprent(VarType.VARTYPE_LONG, 0L, null);
case CodeConstants.TYPE_DOUBLE:
return new ConstExprent(VarType.VARTYPE_DOUBLE, Double.valueOf(0), null);
return new ConstExprent(VarType.VARTYPE_DOUBLE, 0d, null);
case CodeConstants.TYPE_FLOAT:
return new ConstExprent(VarType.VARTYPE_FLOAT, Float.valueOf(0), null);
return new ConstExprent(VarType.VARTYPE_FLOAT, 0f, null);
}
throw new RuntimeException("Invalid argument: " + type);
@ -383,7 +383,7 @@ public class ConstExprent extends Exprent {
}
public int getIntValue() {
return ((Integer)value).intValue();
return (Integer)value;
}
public boolean isBoolPermitted() {

13
src/org/jetbrains/java/decompiler/modules/decompiler/exps/ExitExprent.java
Unescape View File

@ -144,20 +144,13 @@ public class ExitExprent extends Exprent {
// IMatchable implementation
// *****************************************************************************
@Override
public boolean match(MatchNode matchNode, MatchEngine engine) {
if(!super.match(matchNode, engine)) {
if (!super.match(matchNode, engine)) {
return false;
}
Integer type = (Integer)matchNode.getRuleValue(MatchProperties.EXPRENT_EXITTYPE);
if(type != null) {
if(this.exitType != type.intValue()) {
return false;
}
return type == null || this.exitType == type;
}
return true;
}
}

5
src/org/jetbrains/java/decompiler/modules/decompiler/exps/Exprent.java
Unescape View File

@ -143,8 +143,7 @@ public class Exprent implements IMatchable {
String position = (String)matchNode.getRuleValue(MatchProperties.EXPRENT_POSITION);
if (position != null) {
if (position.matches("-?\\d+")) {
return lstAllExprents
.get((lstAllExprents.size() + Integer.parseInt(position)) % lstAllExprents.size()); // care for negative positions
return lstAllExprents.get((lstAllExprents.size() + Integer.parseInt(position)) % lstAllExprents.size()); // care for negative positions
}
}
else if (index < lstAllExprents.size()) { // use 'index' parameter
@ -162,7 +161,7 @@ public class Exprent implements IMatchable {
for (Entry<MatchProperties, RuleValue> rule : matchNode.getRules().entrySet()) {
MatchProperties key = rule.getKey();
if (key == MatchProperties.EXPRENT_TYPE && this.type != ((Integer)rule.getValue().value).intValue()) {
if (key == MatchProperties.EXPRENT_TYPE && this.type != (Integer)rule.getValue().value) {
return false;
}
if (key == MatchProperties.EXPRENT_RET && !engine.checkAndSetVariableValue((String)rule.getValue().value, this)) {

17
src/org/jetbrains/java/decompiler/modules/decompiler/exps/FieldExprent.java
Unescape View File

@ -187,22 +187,19 @@ public class FieldExprent extends Exprent {
// IMatchable implementation
// *****************************************************************************
@Override
public boolean match(MatchNode matchNode, MatchEngine engine) {
if(!super.match(matchNode, engine)) {
if (!super.match(matchNode, engine)) {
return false;
}
RuleValue rule = matchNode.getRules().get(MatchProperties.EXPRENT_FIELD_NAME);
if(rule != null) {
if(rule.isVariable()) {
if(!engine.checkAndSetVariableValue((String)rule.value, this.name)) {
return false;
}
} else {
if(!rule.value.equals(this.name)) {
return false;
if (rule != null) {
if (rule.isVariable()) {
return engine.checkAndSetVariableValue((String)rule.value, this.name);
}
else {
return rule.value.equals(this.name);
}
}

16
src/org/jetbrains/java/decompiler/modules/decompiler/exps/FunctionExprent.java
Unescape View File

@ -399,8 +399,7 @@ public class FunctionExprent extends Exprent {
@Override
public List<Exprent> getAllExprents() {
List<Exprent> lst = new ArrayList<>(lstOperands);
return lst;
return new ArrayList<>(lstOperands);
}
@Override
@ -609,20 +608,13 @@ public class FunctionExprent extends Exprent {
// IMatchable implementation
// *****************************************************************************
@Override
public boolean match(MatchNode matchNode, MatchEngine engine) {
if(!super.match(matchNode, engine)) {
if (!super.match(matchNode, engine)) {
return false;
}
Integer type = (Integer)matchNode.getRuleValue(MatchProperties.EXPRENT_FUNCTYPE);
if(type != null) {
if(this.funcType != type.intValue()) {
return false;
}
return type == null || this.funcType == type;
}
return true;
}
}

7
src/org/jetbrains/java/decompiler/modules/decompiler/exps/IfExprent.java
Unescape View File

@ -30,10 +30,9 @@ public class IfExprent extends Exprent {
public static final int IF_ACMPEQ = 14;
public static final int IF_ACMPNE = 15;
public static final int IF_CAND = 16;
public static final int IF_COR = 17;
public static final int IF_NOT = 18;
//public static final int IF_CAND = 16;
//public static final int IF_COR = 17;
//public static final int IF_NOT = 18;
public static final int IF_VALUE = 19;
private static final int[] FUNC_TYPES = {

24
src/org/jetbrains/java/decompiler/modules/decompiler/exps/VarExprent.java
Unescape View File

@ -37,7 +37,7 @@ public class VarExprent extends Exprent {
private int index;
private VarType varType;
private boolean definition = false;
private VarProcessor processor;
private final VarProcessor processor;
private final int visibleOffset;
private int version = 0;
private boolean classDef = false;
@ -219,10 +219,6 @@ public class VarExprent extends Exprent {
return processor;
}
public void setProcessor(VarProcessor processor) {
this.processor = processor;
}
public int getVersion() {
return version;
}
@ -251,26 +247,22 @@ public class VarExprent extends Exprent {
// IMatchable implementation
// *****************************************************************************
@Override
public boolean match(MatchNode matchNode, MatchEngine engine) {
if(!super.match(matchNode, engine)) {
if (!super.match(matchNode, engine)) {
return false;
}
RuleValue rule = matchNode.getRules().get(MatchProperties.EXPRENT_VAR_INDEX);
if(rule != null) {
if(rule.isVariable()) {
if(!engine.checkAndSetVariableValue((String)rule.value, this.index)) {
return false;
}
} else {
if(this.index != Integer.valueOf((String)rule.value).intValue()) {
return false;
if (rule != null) {
if (rule.isVariable()) {
return engine.checkAndSetVariableValue((String)rule.value, this.index);
}
else {
return this.index == Integer.valueOf((String)rule.value);
}
}
return true;
}
}

22
src/org/jetbrains/java/decompiler/modules/decompiler/sforms/FlattenStatementsHelper.java
Unescape View File

@ -398,21 +398,19 @@ public class FlattenStatementsHelper {
}
if (finallyShortRangeSource != null) {
boolean isContinueEdge = (edgetype == StatEdge.TYPE_CONTINUE);
List<String[]> lst = mapShortRangeFinallyPathIds.get(sourcenode.id);
if (lst == null) {
mapShortRangeFinallyPathIds.put(sourcenode.id, lst = new ArrayList<>());
}
lst.add(new String[]{finallyShortRangeSource.id, destination.id.toString(), finallyShortRangeEntry.id.toString(),
isFinallyMonitorExceptionPath ? "1" : null, isContinueEdge ? "1" : null});
mapShortRangeFinallyPathIds.computeIfAbsent(sourcenode.id, k -> new ArrayList<>()).add(new String[]{
finallyShortRangeSource.id,
destination.id.toString(),
finallyShortRangeEntry.id.toString(),
isFinallyMonitorExceptionPath ? "1" : null,
isContinueEdge ? "1" : null});
lst = mapLongRangeFinallyPathIds.get(sourcenode.id);
if (lst == null) {
mapLongRangeFinallyPathIds.put(sourcenode.id, lst = new ArrayList<>());
}
lst.add(new String[]{finallyLongRangeSource.id, destination.id.toString(), finallyLongRangeEntry.id.toString(),
mapLongRangeFinallyPathIds.computeIfAbsent(sourcenode.id, k -> new ArrayList<>()).add(new String[]{
finallyLongRangeSource.id,
destination.id.toString(),
finallyLongRangeEntry.id.toString(),
isContinueEdge ? "1" : null});
}
}

13
src/org/jetbrains/java/decompiler/modules/decompiler/sforms/SSAConstructorSparseEx.java
Unescape View File

@ -19,7 +19,6 @@ import org.jetbrains.java.decompiler.util.FastSparseSetFactory.FastSparseSet;
import org.jetbrains.java.decompiler.util.InterpreterUtil;
import org.jetbrains.java.decompiler.util.SFormsFastMapDirect;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
@ -45,8 +44,6 @@ public class SSAConstructorSparseEx {
// var, version
private final HashMap<Integer, Integer> lastversion = new HashMap<>();
private final List<VarVersionPair> startVars = new ArrayList<>();
// set factory
private FastSparseSetFactory<Integer> factory;
@ -246,7 +243,7 @@ public class SSAConstructorSparseEx {
if (cardinality == 1) { // == 1
// set version
Integer it = vers.iterator().next();
vardest.setVersion(it.intValue());
vardest.setVersion(it);
}
else if (cardinality == 2) { // size > 1
Integer current_vers = vardest.getVersion();
@ -358,7 +355,7 @@ public class SSAConstructorSparseEx {
}
// false path?
boolean isFalsePath = true;
boolean isFalsePath;
if (recFinally) {
isFalsePath = !finwrap.destination.equals(nodeid);
@ -463,7 +460,6 @@ public class SSAConstructorSparseEx {
setCurrentVar(map, varindex, version);
extraVarVersions.put(dgraph.nodes.getWithKey(flatthelper.getMapDestinationNodes().get(stat.getStats().get(i).id)[0]).id, map);
startVars.add(new VarVersionPair(varindex, version));
}
}
@ -487,7 +483,6 @@ public class SSAConstructorSparseEx {
FastSparseSet<Integer> set = factory.spawnEmptySet();
set.add(version);
map.put(varindex, set);
startVars.add(new VarVersionPair(varindex, version));
if (thisvar) {
if (i == 0) {
@ -508,8 +503,4 @@ public class SSAConstructorSparseEx {
public HashMap<VarVersionPair, FastSparseSet<Integer>> getPhi() {
return phi;
}
public List<VarVersionPair> getStartVars() {
return startVars;
}
}

20
src/org/jetbrains/java/decompiler/modules/decompiler/sforms/SSAUConstructorSparseEx.java
Unescape View File

@ -41,9 +41,6 @@ public class SSAUConstructorSparseEx {
private final HashMap<String, SFormsFastMapDirect> extraVarVersions = new HashMap<>();
//private HashMap<String, HashMap<Integer, FastSet<Integer>>> extraVarVersions = new HashMap<String, HashMap<Integer, FastSet<Integer>>>();
// (var, version), version
private final HashMap<VarVersionPair, HashSet<Integer>> phi = new HashMap<>();
// var, version
private final HashMap<Integer, Integer> lastversion = new HashMap<>();
@ -344,7 +341,7 @@ public class SSAUConstructorSparseEx {
if (calcLiveVars) {
varMapToGraph(varpaar, varmap);
}
setCurrentVar(varmap, varindex.intValue(), var.getVersion());
setCurrentVar(varmap, varindex, var.getVersion());
}
}
}
@ -359,7 +356,7 @@ public class SSAUConstructorSparseEx {
int cardinality = vers.getCardinality();
if (cardinality == 1) { // size == 1
if (current_vers.intValue() != 0) {
if (current_vers != 0) {
if (calcLiveVars) {
varMapToGraph(new VarVersionPair(varindex, current_vers), varmap);
}
@ -384,7 +381,7 @@ public class SSAUConstructorSparseEx {
}
else if (cardinality == 2) { // size > 1
if (current_vers.intValue() != 0) {
if (current_vers != 0) {
if (calcLiveVars) {
varMapToGraph(new VarVersionPair(varindex, current_vers), varmap);
}
@ -449,7 +446,7 @@ public class SSAUConstructorSparseEx {
Integer tempver = getNextFreeVersion(phivar.var, stat);
VarVersionNode tempnode = new VarVersionNode(phivar.var, tempver.intValue());
VarVersionNode tempnode = new VarVersionNode(phivar.var, tempver);
colnodes.add(tempnode);
colpaars.add(new VarVersionPair(phivar.var, tempver.intValue()));
@ -468,9 +465,6 @@ public class SSAUConstructorSparseEx {
}
ssuversions.addNodes(colnodes, colpaars);
// update phi node
phi.put(phivar, phiVers);
}
private void varMapToGraph(VarVersionPair varpaar, SFormsFastMapDirect varmap) {
@ -583,7 +577,7 @@ public class SSAUConstructorSparseEx {
}
// false path?
boolean isFalsePath = true;
boolean isFalsePath;
if (recFinally) {
isFalsePath = !finwrap.destination.equals(nodeid);
@ -801,10 +795,6 @@ public class SSAUConstructorSparseEx {
return null;
}
public HashMap<VarVersionPair, HashSet<Integer>> getPhi() {
return phi;
}
public VarVersionsGraph getSsuversions() {
return ssuversions;
}

18
src/org/jetbrains/java/decompiler/modules/decompiler/stats/CatchAllStatement.java
Unescape View File

@ -12,10 +12,7 @@ import org.jetbrains.java.decompiler.modules.decompiler.StatEdge;
import org.jetbrains.java.decompiler.modules.decompiler.exps.VarExprent;
import org.jetbrains.java.decompiler.struct.gen.VarType;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.*;
public class CatchAllStatement extends Statement {
@ -64,13 +61,11 @@ public class CatchAllStatement extends Statement {
// *****************************************************************************
public static Statement isHead(Statement head) {
if (head.getLastBasicType() != Statement.LASTBASICTYPE_GENERAL) {
return null;
}
HashSet<Statement> setHandlers = DecHelper.getUniquePredExceptions(head);
Set<Statement> setHandlers = DecHelper.getUniquePredExceptions(head);
if (setHandlers.size() != 1) {
return null;
}
@ -190,27 +185,18 @@ public class CatchAllStatement extends Statement {
return handler;
}
public void setHandler(Statement handler) {
this.handler = handler;
}
public boolean isFinally() {
return isFinally;
}
public void setFinally(boolean isFinally) {
this.isFinally = isFinally;
}
public VarExprent getMonitor() {
return monitor;
}
public void setMonitor(VarExprent monitor) {
this.monitor = monitor;
}

Some files were not shown because too many files have changed in this diff Show More

Write Preview
Loading…
Cancel
Save