in src/main/java/org/apache/bcel/util/InstructionFinder.java [85:165]
static {
map.put("arithmeticinstruction",
"(irem|lrem|iand|ior|ineg|isub|lneg|fneg|fmul|ldiv|fadd|lxor|frem|idiv|land|ixor|ishr|fsub|lshl|fdiv|iadd|lor|dmul|lsub|ishl|imul|lmul|lushr|dneg|iushr|lshr|ddiv|drem|dadd|ladd|dsub)");
map.put("invokeinstruction", "(invokevirtual|invokeinterface|invokestatic|invokespecial|invokedynamic)");
map.put("arrayinstruction",
"(baload|aastore|saload|caload|fastore|lastore|iaload|castore|iastore|aaload|bastore|sastore|faload|laload|daload|dastore)");
map.put("gotoinstruction", "(goto|goto_w)");
map.put("conversioninstruction", "(d2l|l2d|i2s|d2i|l2i|i2b|l2f|d2f|f2i|i2d|i2l|f2d|i2c|f2l|i2f)");
map.put("localvariableinstruction", "(fstore|iinc|lload|dstore|dload|iload|aload|astore|istore|fload|lstore)");
map.put("loadinstruction", "(fload|dload|lload|iload|aload)");
map.put("fieldinstruction", "(getfield|putstatic|getstatic|putfield)");
map.put("cpinstruction",
"(ldc2_w|invokeinterface|invokedynamic|multianewarray|putstatic|instanceof|getstatic|checkcast|getfield|invokespecial|ldc_w|invokestatic|invokevirtual|putfield|ldc|new|anewarray)");
map.put("stackinstruction", "(dup2|swap|dup2_x2|pop|pop2|dup|dup2_x1|dup_x2|dup_x1)");
map.put("branchinstruction",
"(ifle|if_acmpne|if_icmpeq|if_acmpeq|ifnonnull|goto_w|iflt|ifnull|if_icmpne|tableswitch|if_icmple|ifeq|if_icmplt|jsr_w|if_icmpgt|ifgt|jsr|goto|ifne|ifge|lookupswitch|if_icmpge)");
map.put("returninstruction", "(lreturn|ireturn|freturn|dreturn|areturn|return)");
map.put("storeinstruction", "(istore|fstore|dstore|astore|lstore)");
map.put("select", "(tableswitch|lookupswitch)");
map.put("ifinstruction",
"(ifeq|ifgt|if_icmpne|if_icmpeq|ifge|ifnull|ifne|if_icmple|if_icmpge|if_acmpeq|if_icmplt|if_acmpne|ifnonnull|iflt|if_icmpgt|ifle)");
map.put("jsrinstruction", "(jsr|jsr_w)");
map.put("variablelengthinstruction", "(tableswitch|jsr|goto|lookupswitch)");
map.put("unconditionalbranch", "(goto|jsr|jsr_w|athrow|goto_w)");
map.put("constantpushinstruction", "(dconst|bipush|sipush|fconst|iconst|lconst)");
map.put("typedinstruction",
"(imul|lsub|aload|fload|lor|new|aaload|fcmpg|iand|iaload|lrem|idiv|d2l|isub|dcmpg|dastore|ret|f2d|f2i|drem|iinc|i2c|checkcast|frem|lreturn|astore|lushr|daload|dneg|fastore|istore|lshl|ldiv|lstore|areturn|ishr|ldc_w|invokeinterface|invokedynamic|aastore|lxor|ishl|l2d|i2f|return|faload|sipush|iushr|caload|instanceof|invokespecial|putfield|fmul|ireturn|laload|d2f|lneg|ixor|i2l|fdiv|lastore|multianewarray|i2b|getstatic|i2d|putstatic|fcmpl|saload|ladd|irem|dload|jsr_w|dconst|dcmpl|fsub|freturn|ldc|aconst_null|castore|lmul|ldc2_w|dadd|iconst|f2l|ddiv|dstore|land|jsr|anewarray|dmul|bipush|dsub|sastore|d2i|i2s|lshr|iadd|l2i|lload|bastore|fstore|fneg|iload|fadd|baload|fconst|ior|ineg|dreturn|l2f|lconst|getfield|invokevirtual|invokestatic|iastore)");
map.put("popinstruction", "(fstore|dstore|pop|pop2|astore|putstatic|istore|lstore)");
map.put("allocationinstruction", "(multianewarray|new|anewarray|newarray)");
map.put("indexedinstruction",
"(lload|lstore|fload|ldc2_w|invokeinterface|invokedynamic|multianewarray|astore|dload|putstatic|instanceof|getstatic|checkcast|getfield|invokespecial|dstore|istore|iinc|ldc_w|ret|fstore|invokestatic|iload|putfield|invokevirtual|ldc|new|aload|anewarray)");
map.put("pushinstruction", "(dup|lload|dup2|bipush|fload|ldc2_w|sipush|lconst|fconst|dload|getstatic|ldc_w|aconst_null|dconst|iload|ldc|iconst|aload)");
map.put("stackproducer",
"(imul|lsub|aload|fload|lor|new|aaload|fcmpg|iand|iaload|lrem|idiv|d2l|isub|dcmpg|dup|f2d|f2i|drem|i2c|checkcast|frem|lushr|daload|dneg|lshl|ldiv|ishr|ldc_w|invokeinterface|invokedynamic|lxor|ishl|l2d|i2f|faload|sipush|iushr|caload|instanceof|invokespecial|fmul|laload|d2f|lneg|ixor|i2l|fdiv|getstatic|i2b|swap|i2d|dup2|fcmpl|saload|ladd|irem|dload|jsr_w|dconst|dcmpl|fsub|ldc|arraylength|aconst_null|tableswitch|lmul|ldc2_w|iconst|dadd|f2l|ddiv|land|jsr|anewarray|dmul|bipush|dsub|d2i|newarray|i2s|lshr|iadd|lload|l2i|fneg|iload|fadd|baload|fconst|lookupswitch|ior|ineg|lconst|l2f|getfield|invokevirtual|invokestatic)");
map.put("stackconsumer",
"(imul|lsub|lor|iflt|fcmpg|if_icmpgt|iand|ifeq|if_icmplt|lrem|ifnonnull|idiv|d2l|isub|dcmpg|dastore|if_icmpeq|f2d|f2i|drem|i2c|checkcast|frem|lreturn|astore|lushr|pop2|monitorexit|dneg|fastore|istore|lshl|ldiv|lstore|areturn|if_icmpge|ishr|monitorenter|invokeinterface|invokedynamic|aastore|lxor|ishl|l2d|i2f|return|iushr|instanceof|invokespecial|fmul|ireturn|d2f|lneg|ixor|pop|i2l|ifnull|fdiv|lastore|i2b|if_acmpeq|ifge|swap|i2d|putstatic|fcmpl|ladd|irem|dcmpl|fsub|freturn|ifgt|castore|lmul|dadd|f2l|ddiv|dstore|land|if_icmpne|if_acmpne|dmul|dsub|sastore|ifle|d2i|i2s|lshr|iadd|l2i|bastore|fstore|fneg|fadd|ior|ineg|ifne|dreturn|l2f|if_icmple|getfield|invokevirtual|invokestatic|iastore)");
map.put("exceptionthrower",
"(irem|lrem|laload|putstatic|baload|dastore|areturn|getstatic|ldiv|anewarray|iastore|castore|idiv|saload|lastore|fastore|putfield|lreturn|caload|getfield|return|aastore|freturn|newarray|instanceof|multianewarray|athrow|faload|iaload|aaload|dreturn|monitorenter|checkcast|bastore|arraylength|new|invokevirtual|sastore|ldc_w|ireturn|invokespecial|monitorexit|invokeinterface|invokedynamic|ldc|invokestatic|daload)");
map.put("loadclass",
"(multianewarray|invokeinterface|invokedynamic|instanceof|invokespecial|putfield|checkcast|putstatic|invokevirtual|new|getstatic|invokestatic|getfield|anewarray)");
map.put("instructiontargeter",
"(ifle|if_acmpne|if_icmpeq|if_acmpeq|ifnonnull|goto_w|iflt|ifnull|if_icmpne|tableswitch|if_icmple|ifeq|if_icmplt|jsr_w|if_icmpgt|ifgt|jsr|goto|ifne|ifge|lookupswitch|if_icmpge)");
// Some aliases
map.put("if_icmp", "(if_icmpne|if_icmpeq|if_icmple|if_icmpge|if_icmplt|if_icmpgt)");
map.put("if_acmp", "(if_acmpeq|if_acmpne)");
map.put("if", "(ifeq|ifne|iflt|ifge|ifgt|ifle)");
// Precompile some aliases first
map.put("iconst", precompile(Const.ICONST_0, Const.ICONST_5, Const.ICONST_M1));
map.put("lconst", new String(new char[] {'(', makeChar(Const.LCONST_0), '|', makeChar(Const.LCONST_1), ')'}));
map.put("dconst", new String(new char[] {'(', makeChar(Const.DCONST_0), '|', makeChar(Const.DCONST_1), ')'}));
map.put("fconst", new String(new char[] {'(', makeChar(Const.FCONST_0), '|', makeChar(Const.FCONST_1), '|', makeChar(Const.FCONST_2), ')'}));
map.put("lload", precompile(Const.LLOAD_0, Const.LLOAD_3, Const.LLOAD));
map.put("iload", precompile(Const.ILOAD_0, Const.ILOAD_3, Const.ILOAD));
map.put("dload", precompile(Const.DLOAD_0, Const.DLOAD_3, Const.DLOAD));
map.put("fload", precompile(Const.FLOAD_0, Const.FLOAD_3, Const.FLOAD));
map.put("aload", precompile(Const.ALOAD_0, Const.ALOAD_3, Const.ALOAD));
map.put("lstore", precompile(Const.LSTORE_0, Const.LSTORE_3, Const.LSTORE));
map.put("istore", precompile(Const.ISTORE_0, Const.ISTORE_3, Const.ISTORE));
map.put("dstore", precompile(Const.DSTORE_0, Const.DSTORE_3, Const.DSTORE));
map.put("fstore", precompile(Const.FSTORE_0, Const.FSTORE_3, Const.FSTORE));
map.put("astore", precompile(Const.ASTORE_0, Const.ASTORE_3, Const.ASTORE));
// Compile strings
map.forEach((key, value) -> {
final char ch = value.charAt(1); // Omit already precompiled patterns
if (ch < OFFSET) {
map.put(key, compilePattern(value)); // precompile all patterns
}
});
// Add instruction alias to match anything
final StringBuilder buf = new StringBuilder("(");
for (short i = 0; i < NO_OPCODES; i++) {
if (Const.getNoOfOperands(i) != Const.UNDEFINED) { // Not an invalid opcode
buf.append(makeChar(i));
if (i < NO_OPCODES - 1) {
buf.append('|');
}
}
}
buf.append(')');
map.put("instruction", buf.toString());
}