Tree

java.lang.Object
- EDU.purdue.cs.bloat.tree.Node
- - EDU.purdue.cs.bloat.tree.Tree

All Implemented Interfaces:

InstructionVisitor, Opcode
```
public class Tree
extends Node
implements InstructionVisitor, Opcode
```
Tree represents the expression tree of a basic Block. It consists of an operand (expression) stack comprised of expressions and a list of statements contained in the block.

See Also:
Block, Expr, OperandStack, see StmtList

Field Summary

Fields
Modifier and Type	Field and Description
`static boolean`	`AUPDATE_FIX_HACK`
`static boolean`	`AUPDATE_FIX_HACK_CHANGED`
`static boolean`	`DEBUG`
`static boolean`	`FLATTEN`
`static boolean`	`USE_PERSISTENT`
`static boolean`	`USE_STACK`

Fields inherited from class EDU.purdue.cs.bloat.tree.Node
parent

Fields inherited from interface EDU.purdue.cs.bloat.editor.Opcode
opc_aaload, opc_aastore, opc_aconst_null, opc_aload, opc_aload_0, opc_aload_1, opc_aload_2, opc_aload_3, opc_anewarray, opc_areturn, opc_arraylength, opc_astore, opc_astore_0, opc_astore_1, opc_astore_2, opc_astore_3, opc_aswizzle, opc_aswrange, opc_athrow, opc_aupdate, opc_baload, opc_bastore, opc_bipush, opc_breakpoint, opc_caload, opc_castore, opc_checkcast, opc_d2f, opc_d2i, opc_d2l, opc_dadd, opc_daload, opc_dastore, opc_dcmpg, opc_dcmpl, opc_dconst_0, opc_dconst_1, opc_ddiv, opc_dload, opc_dload_0, opc_dload_1, opc_dload_2, opc_dload_3, opc_dmul, opc_dneg, opc_drem, opc_dreturn, opc_dstore, opc_dstore_0, opc_dstore_1, opc_dstore_2, opc_dstore_3, opc_dsub, opc_dup, opc_dup_x1, opc_dup_x2, opc_dup2, opc_dup2_x1, opc_dup2_x2, opc_f2d, opc_f2i, opc_f2l, opc_fadd, opc_faload, opc_fastore, opc_fcmpg, opc_fcmpl, opc_fconst_0, opc_fconst_1, opc_fconst_2, opc_fdiv, opc_fload, opc_fload_0, opc_fload_1, opc_fload_2, opc_fload_3, opc_fmul, opc_fneg, opc_frem, opc_freturn, opc_fstore, opc_fstore_0, opc_fstore_1, opc_fstore_2, opc_fstore_3, opc_fsub, opc_getfield, opc_getstatic, opc_goto, opc_goto_w, opc_i2b, opc_i2c, opc_i2d, opc_i2f, opc_i2l, opc_i2s, opc_iadd, opc_iaload, opc_iand, opc_iastore, opc_iconst_0, opc_iconst_1, opc_iconst_2, opc_iconst_3, opc_iconst_4, opc_iconst_5, opc_iconst_m1, opc_idiv, opc_if_acmpeq, opc_if_acmpne, opc_if_icmpeq, opc_if_icmpge, opc_if_icmpgt, opc_if_icmple, opc_if_icmplt, opc_if_icmpne, opc_ifeq, opc_ifge, opc_ifgt, opc_ifle, opc_iflt, opc_ifne, opc_ifnonnull, opc_ifnull, opc_iinc, opc_iload, opc_iload_0, opc_iload_1, opc_iload_2, opc_iload_3, opc_imul, opc_ineg, opc_instanceof, opc_invokeinterface, opc_invokespecial, opc_invokestatic, opc_invokevirtual, opc_ior, opc_irem, opc_ireturn, opc_ishl, opc_ishr, opc_istore, opc_istore_0, opc_istore_1, opc_istore_2, opc_istore_3, opc_isub, opc_iushr, opc_ixor, opc_jsr, opc_jsr_w, opc_l2d, opc_l2f, opc_l2i, opc_ladd, opc_laload, opc_land, opc_lastore, opc_lcmp, opc_lconst_0, opc_lconst_1, opc_ldc, opc_ldc_w, opc_ldc2_w, opc_ldiv, opc_lload, opc_lload_0, opc_lload_1, opc_lload_2, opc_lload_3, opc_lmul, opc_lneg, opc_lookupswitch, opc_lor, opc_lrem, opc_lreturn, opc_lshl, opc_lshr, opc_lstore, opc_lstore_0, opc_lstore_1, opc_lstore_2, opc_lstore_3, opc_lsub, opc_lushr, opc_lxor, opc_monitorenter, opc_monitorexit, opc_multianewarray, opc_new, opc_newarray, opc_nop, opc_pop, opc_pop2, opc_putfield, opc_putfield_nowb, opc_putstatic, opc_putstatic_nowb, opc_rc, opc_ret, opc_return, opc_saload, opc_sastore, opc_sipush, opc_supdate, opc_swap, opc_tableswitch, opc_wide, opc_xxxunusedxxx, opcNames, opcSize, opcx_aaload, opcx_aastore, opcx_aload, opcx_areturn, opcx_arraylength, opcx_astore, opcx_aswizzle, opcx_aswrange, opcx_athrow, opcx_aupdate, opcx_baload, opcx_bastore, opcx_caload, opcx_castore, opcx_checkcast, opcx_d2f, opcx_d2i, opcx_d2l, opcx_dadd, opcx_daload, opcx_dastore, opcx_dcmpg, opcx_dcmpl, opcx_ddiv, opcx_dload, opcx_dmul, opcx_dneg, opcx_drem, opcx_dreturn, opcx_dstore, opcx_dsub, opcx_dup, opcx_dup_x1, opcx_dup_x2, opcx_dup2, opcx_dup2_x1, opcx_dup2_x2, opcx_f2d, opcx_f2i, opcx_f2l, opcx_fadd, opcx_faload, opcx_fastore, opcx_fcmpg, opcx_fcmpl, opcx_fdiv, opcx_fload, opcx_fmul, opcx_fneg, opcx_frem, opcx_freturn, opcx_fstore, opcx_fsub, opcx_getfield, opcx_getstatic, opcx_goto, opcx_i2b, opcx_i2c, opcx_i2d, opcx_i2f, opcx_i2l, opcx_i2s, opcx_iadd, opcx_iaload, opcx_iand, opcx_iastore, opcx_idiv, opcx_if_acmpeq, opcx_if_acmpne, opcx_if_icmpeq, opcx_if_icmpge, opcx_if_icmpgt, opcx_if_icmple, opcx_if_icmplt, opcx_if_icmpne, opcx_ifeq, opcx_ifge, opcx_ifgt, opcx_ifle, opcx_iflt, opcx_ifne, opcx_ifnonnull, opcx_ifnull, opcx_iinc, opcx_iload, opcx_imul, opcx_ineg, opcx_instanceof, opcx_invokeinterface, opcx_invokespecial, opcx_invokestatic, opcx_invokevirtual, opcx_ior, opcx_irem, opcx_ireturn, opcx_ishl, opcx_ishr, opcx_istore, opcx_isub, opcx_iushr, opcx_ixor, opcx_jsr, opcx_l2d, opcx_l2f, opcx_l2i, opcx_ladd, opcx_laload, opcx_land, opcx_lastore, opcx_lcmp, opcx_ldc, opcx_ldiv, opcx_lload, opcx_lmul, opcx_lneg, opcx_lor, opcx_lrem, opcx_lreturn, opcx_lshl, opcx_lshr, opcx_lstore, opcx_lsub, opcx_lushr, opcx_lxor, opcx_monitorenter, opcx_monitorexit, opcx_multianewarray, opcx_new, opcx_newarray, opcx_nop, opcx_pop, opcx_pop2, opcx_putfield, opcx_putfield_nowb, opcx_putstatic, opcx_putstatic_nowb, opcx_rc, opcx_ret, opcx_return, opcx_saload, opcx_sastore, opcx_supdate, opcx_swap, opcx_switch, opcXMap, VARIABLE

Constructor Summary

Constructors
Constructor and Description

Tree(Block block, OperandStack predStack)
Constructor.

Constructors
Constructor and Description
`Tree(Block block, OperandStack predStack)` Constructor.

Method Summary

Methods
Modifier and Type	Method and Description
`void`	`addInstruction(Instruction inst)` Adds an instruction that does not change the control flow (a normal instruction).
`void`	`addInstruction(Instruction inst, Block next)` Adds an instruction that jumps to another basic block.
`void`	`addInstruction(Instruction inst, Subroutine sub)` Add an instruction such as ret or astore that may involve a subroutine.
`void`	`addLabel(Label label)` Add a label to the statement list.
`void`	`addStmt(Stmt stmt)` Save the contents of the stack and add stmt to the statement list.
`void`	`addStmtAfter(Stmt stmt, Stmt after)` Inserts a statement into the statement list after another given statement.
`void`	`addStmtBefore(Stmt stmt, Stmt before)` Inserts a statement into the statement list before a specified statement.
`void`	`addStmtBeforeJump(Stmt stmt)` Adds a statement to the statement list before the last jump statement.
`Block`	`block()` Returns the basic block in which this Node resides.
`void`	`cleanupOnly()` Cleans up this node.
`void`	`initLocals(java.util.Collection locals)` Add a Collection of local variables to the block.
`Stmt`	`lastStmt()` Returns the last non-Label statement in the statement list.
`LocalExpr`	`newLocal(int index, Type type)` Returns a new LocalExpr that is not allocated on the stack.
`LocalExpr`	`newLocal(Type type)` Returns a local variable (`LocalExpr`) located in this method.
`StackExpr`	`newStack(Type type)` Returns a new StackExpr for the top of the operand stack.
`LocalExpr`	`newStackLocal(int index, Type type)` Returns a new LocalExpr that represents an element of the stack.
`Node`	`parent()`
`void`	`prependStmt(Stmt stmt)` Add an statement to the statement list before the first non-Label statement.
`void`	`removeLastStmt()` Removes the last non-Label statement from the statement list.
`void`	`removeStmt(Stmt stmt)` Removes a statement from the statement list.
`OperandStack`	`stack()` Returns the operand stack.
`java.util.List`	`stmts()`
`java.lang.String`	`toString()` Returns a String representation of this Tree.
`void`	`visit_aaload(Instruction inst)`
`void`	`visit_aastore(Instruction inst)`
`void`	`visit_aload(Instruction inst)`
`void`	`visit_areturn(Instruction inst)`
`void`	`visit_arraylength(Instruction inst)` Pushes an ArrayLengthExpr onto the operand stack.
`void`	`visit_astore(Instruction inst)` Visit an astore instruction.
`void`	`visit_aswizzle(Instruction inst)` Add a SCStmt to the statement list
`void`	`visit_aswrange(Instruction inst)` Add a SRStmt to the statement list.
`void`	`visit_athrow(Instruction inst)` Adds a ThrowStmt to the statement list.
`void`	`visit_aupdate(Instruction inst)`
`void`	`visit_baload(Instruction inst)`
`void`	`visit_bastore(Instruction inst)`
`void`	`visit_caload(Instruction inst)`
`void`	`visit_castore(Instruction inst)`
`void`	`visit_checkcast(Instruction inst)` Pushes a CastExpr onto the operand stack.
`void`	`visit_d2f(Instruction inst)`
`void`	`visit_d2i(Instruction inst)`
`void`	`visit_d2l(Instruction inst)`
`void`	`visit_dadd(Instruction inst)`
`void`	`visit_daload(Instruction inst)`
`void`	`visit_dastore(Instruction inst)`
`void`	`visit_dcmpg(Instruction inst)`
`void`	`visit_dcmpl(Instruction inst)`
`void`	`visit_ddiv(Instruction inst)`
`void`	`visit_dload(Instruction inst)`
`void`	`visit_dmul(Instruction inst)`
`void`	`visit_dneg(Instruction inst)`
`void`	`visit_drem(Instruction inst)`
`void`	`visit_dreturn(Instruction inst)`
`void`	`visit_dstore(Instruction inst)`
`void`	`visit_dsub(Instruction inst)`
`void`	`visit_dup_x1(Instruction inst)`
`void`	`visit_dup_x2(Instruction inst)`
`void`	`visit_dup(Instruction inst)` When processing the dup instructions one of two situations can occur.
`void`	`visit_dup2_x1(Instruction inst)`
`void`	`visit_dup2_x2(Instruction inst)`
`void`	`visit_dup2(Instruction inst)`
`void`	`visit_f2d(Instruction inst)`
`void`	`visit_f2i(Instruction inst)`
`void`	`visit_f2l(Instruction inst)`
`void`	`visit_fadd(Instruction inst)`
`void`	`visit_faload(Instruction inst)`
`void`	`visit_fastore(Instruction inst)`
`void`	`visit_fcmpg(Instruction inst)`
`void`	`visit_fcmpl(Instruction inst)`
`void`	`visit_fdiv(Instruction inst)`
`void`	`visit_fload(Instruction inst)`
`void`	`visit_fmul(Instruction inst)`
`void`	`visit_fneg(Instruction inst)`
`void`	`visit_frem(Instruction inst)`
`void`	`visit_freturn(Instruction inst)`
`void`	`visit_fstore(Instruction inst)`
`void`	`visit_fsub(Instruction inst)`
`void`	`visit_getfield(Instruction inst)` Pushes a FieldExpr onto the operand stack.
`void`	`visit_getstatic(Instruction inst)` Pushes a StaticFieldExpr onto the operand stack.
`void`	`visit_goto(Instruction inst)` Adds a GotoStmt to the statement list.
`void`	`visit_i2b(Instruction inst)`
`void`	`visit_i2c(Instruction inst)`
`void`	`visit_i2d(Instruction inst)`
`void`	`visit_i2f(Instruction inst)`
`void`	`visit_i2l(Instruction inst)` All cast visitors push a CastExpr onto the operand stack.
`void`	`visit_i2s(Instruction inst)`
`void`	`visit_iadd(Instruction inst)` All `visit_xadd`, `visit_xsub`, `visit_xmul`, `visit_xdiv`, etc.
`void`	`visit_iaload(Instruction inst)` All `visit_xaload` push an ArrayRefExpr onto the operand stack.
`void`	`visit_iand(Instruction inst)` All `visit_x op` push an ArithExpr onto the stack.
`void`	`visit_iastore(Instruction inst)`
`void`	`visit_idiv(Instruction inst)`
`void`	`visit_if_acmpeq(Instruction inst)`
`void`	`visit_if_acmpne(Instruction inst)`
`void`	`visit_if_icmpeq(Instruction inst)` All `visit_if_xcmpy` add a IfCmpStmt to the statement list.
`void`	`visit_if_icmpge(Instruction inst)`
`void`	`visit_if_icmpgt(Instruction inst)`
`void`	`visit_if_icmple(Instruction inst)`
`void`	`visit_if_icmplt(Instruction inst)`
`void`	`visit_if_icmpne(Instruction inst)`
`void`	`visit_ifeq(Instruction inst)` All `visit_xeg` add an IfZeroStmt to the statement list.
`void`	`visit_ifge(Instruction inst)`
`void`	`visit_ifgt(Instruction inst)`
`void`	`visit_ifle(Instruction inst)`
`void`	`visit_iflt(Instruction inst)`
`void`	`visit_ifne(Instruction inst)`
`void`	`visit_ifnonnull(Instruction inst)`
`void`	`visit_ifnull(Instruction inst)` Both `visit_xnull` add an IfZeroStmt to the statement list.
`void`	`visit_iinc(Instruction inst)` Visiting an iinc involves creating a ConstantExpr, LocalExpr, ArithExpr StoreExpr, and a ExprStmt.
`void`	`visit_iload(Instruction inst)` All `visit_xload` push a LocalExpr onto the operand stack.
`void`	`visit_imul(Instruction inst)`
`void`	`visit_ineg(Instruction inst)` All `visit_xneg` push a NegExpr onto the stack.
`void`	`visit_instanceof(Instruction inst)` Pushes an InstanceOfExpr onto the operand stack.
`void`	`visit_invokeinterface(Instruction inst)`
`void`	`visit_invokespecial(Instruction inst)`
`void`	`visit_invokestatic(Instruction inst)`
`void`	`visit_invokevirtual(Instruction inst)` All `visit_invokex` deal with a CallMethodExpr or a CallStaticExpr.
`void`	`visit_ior(Instruction inst)`
`void`	`visit_irem(Instruction inst)`
`void`	`visit_ireturn(Instruction inst)` All `visit_xreturn` add a ReturnExprStmt to the statement list.
`void`	`visit_ishl(Instruction inst)` All `visit_xshd` push a ShiftExpr onto the operand stack.
`void`	`visit_ishr(Instruction inst)`
`void`	`visit_istore(Instruction inst)` All `visit_xstore` add a LocalExpr statement to the statement list.
`void`	`visit_isub(Instruction inst)`
`void`	`visit_iushr(Instruction inst)`
`void`	`visit_ixor(Instruction inst)`
`void`	`visit_jsr(Instruction inst)` Adds a JsrStmt to the statement list.
`void`	`visit_l2d(Instruction inst)`
`void`	`visit_l2f(Instruction inst)`
`void`	`visit_l2i(Instruction inst)`
`void`	`visit_ladd(Instruction inst)`
`void`	`visit_laload(Instruction inst)`
`void`	`visit_land(Instruction inst)`
`void`	`visit_lastore(Instruction inst)`
`void`	`visit_lcmp(Instruction inst)` All `visit_xcmp` push an ArithExpr onto the stack.
`void`	`visit_ldc(Instruction inst)` Pushes a ConstantExpr onto the operand stack.
`void`	`visit_ldiv(Instruction inst)`
`void`	`visit_lload(Instruction inst)`
`void`	`visit_lmul(Instruction inst)`
`void`	`visit_lneg(Instruction inst)`
`void`	`visit_lor(Instruction inst)`
`void`	`visit_lrem(Instruction inst)`
`void`	`visit_lreturn(Instruction inst)`
`void`	`visit_lshl(Instruction inst)`
`void`	`visit_lshr(Instruction inst)`
`void`	`visit_lstore(Instruction inst)`
`void`	`visit_lsub(Instruction inst)`
`void`	`visit_lushr(Instruction inst)`
`void`	`visit_lxor(Instruction inst)`
`void`	`visit_monitorenter(Instruction inst)` Both `monitor` visitors add a MonitorStmt to the statement list.
`void`	`visit_monitorexit(Instruction inst)`
`void`	`visit_multianewarray(Instruction inst)` Push a NewMultiArrayExpr onto the operand stack.
`void`	`visit_new(Instruction inst)` Pushes a NewExpr onto the operand stack.
`void`	`visit_newarray(Instruction inst)` Pushes a NewArrayExpr onto the operand stack.
`void`	`visit_nop(Instruction inst)` Adds no statements to the statement list.
`void`	`visit_pop(Instruction inst)` Pop the expression off the top of the stack and add it as an ExprStmt to the statement list.
`void`	`visit_pop2(Instruction inst)`
`void`	`visit_putfield_nowb(Instruction inst)`
`void`	`visit_putfield(Instruction inst)`
`void`	`visit_putstatic_nowb(Instruction inst)`
`void`	`visit_putstatic(Instruction inst)`
`void`	`visit_rc(Instruction inst)` Replaces the expression on the top of the stack with an RCExpr.
`void`	`visit_ret(Instruction inst)` Adds a RetStmt to the statement list.
`void`	`visit_return(Instruction inst)` Adds a ReturnStmt to the statement list.
`void`	`visit_saload(Instruction inst)`
`void`	`visit_sastore(Instruction inst)`
`void`	`visit_supdate(Instruction inst)` Replace the expression at the stack depth specified in the instruction with a UCExpr.
`void`	`visit_swap(Instruction inst)`
`void`	`visit_switch(Instruction inst)` Add a SwitchStmt to the statement list.
`void`	`visit(TreeVisitor visitor)`
`void`	`visitForceChildren(TreeVisitor visitor)` Visit all the statements in the statement list.

Methods inherited from class EDU.purdue.cs.bloat.tree.Node
cleanup, copyInto, hasParent, key, replaceWith, replaceWith, setKey, setParent, setValueNumber, valueNumber, visitChildren, visitOnly

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - DEBUG
```
public static boolean DEBUG
```
  - FLATTEN
```
public static boolean FLATTEN
```
  - USE_STACK
```
public static boolean USE_STACK
```
  - AUPDATE_FIX_HACK
```
public static boolean AUPDATE_FIX_HACK
```
  - AUPDATE_FIX_HACK_CHANGED
```
public static boolean AUPDATE_FIX_HACK_CHANGED
```
  - USE_PERSISTENT
```
public static boolean USE_PERSISTENT
```
- Constructor Detail
  - Tree
```
public Tree(Block block,
    OperandStack predStack)
```
    Constructor.
    
    Parameters:
    block - The basic Block of code represented in this Tree.
    predStack - The contents of the operand stack from the previous basic Block.
- Method Detail
  - cleanupOnly
```
public void cleanupOnly()
```
    Cleans up this node. Does nothing in this case.
    
    Specified by:
    
    cleanupOnly in class Node
  - initLocals
```
public void initLocals(java.util.Collection locals)
```
    Add a Collection of local variables to the block. Add an InitStmt to the statement list.
    
    See Also:
    LocalExpr, InitStmt
  - removeStmt
```
public void removeStmt(Stmt stmt)
```
    Removes a statement from the statement list.
    
    Parameters:
    stmt - The statement to remove
  - removeLastStmt
```
public void removeLastStmt()
```
    Removes the last non-Label statement from the statement list.
  - stmts
```
public java.util.List stmts()
```
    Returns:
    The statement list
  - lastStmt
```
public Stmt lastStmt()
```
    Returns the last non-Label statement in the statement list.
  - stack
```
public OperandStack stack()
```
    Returns the operand stack.
  - addStmtAfter
```
public void addStmtAfter(Stmt stmt,
                Stmt after)
```
    Inserts a statement into the statement list after another given statement.
    
    Parameters:
    stmt - The statement to add.
    after - The statement after which to add stmt.
  - addStmtBefore
```
public void addStmtBefore(Stmt stmt,
                 Stmt before)
```
    Inserts a statement into the statement list before a specified statement.
    
    Parameters:
    stmt - The statement to insert
    before - The statement before which to add stmt.
  - prependStmt
```
public void prependStmt(Stmt stmt)
```
    Add an statement to the statement list before the first non-Label statement.
    
    Parameters:
    stmt - The statement to add.
  - addStmt
```
public void addStmt(Stmt stmt)
```
    Save the contents of the stack and add stmt to the statement list.
    
    Parameters:
    stmt - A statement to add to the statement list.
  - addStmtBeforeJump
```
public void addStmtBeforeJump(Stmt stmt)
```
    Adds a statement to the statement list before the last jump statement. It is assumed that the last statement in the statement list is a jump statement.
    
    See Also:
    JumpStmt
  - addInstruction
```
public void addInstruction(Instruction inst,
                  Block next)
```
    Adds an instruction that jumps to another basic block.
    
    Parameters:
    inst - The instruction to add.
    next - The basic block after the jump. Remember that a jump ends a basic block.
    See Also:
    Instruction.isJsr(), Instruction.isConditionalJump()
  - addInstruction
```
public void addInstruction(Instruction inst)
```
    Adds an instruction that does not change the control flow (a normal instruction).
    
    Parameters:
    inst - Instruction to add.
  - addInstruction
```
public void addInstruction(Instruction inst,
                  Subroutine sub)
```
    Add an instruction such as ret or astore that may involve a subroutine.
    
    Parameters:
    inst - Instruction to add.
    sub - Subroutine in which inst resides. The ret instruction always resides in a Subroutine. An astore may store the return address of a subroutine in a local variable.
    See Also:
    Instruction.isRet()
  - addLabel
```
public void addLabel(Label label)
```
    Add a label to the statement list. A label is inserted before a dup statement, but after any other statement.
    
    Parameters:
    label - Label to add.
  - newStack
```
public StackExpr newStack(Type type)
```
    Returns a new StackExpr for the top of the operand stack.
  - newStackLocal
```
public LocalExpr newStackLocal(int index,
                      Type type)
```
    Returns a new LocalExpr that represents an element of the stack. They are created when the USE_STACK flag is not set.
    
    Parameters:
    index - Stack index of variable.
    type - The type of the LocalExpr
  - newLocal
```
public LocalExpr newLocal(int index,
                 Type type)
```
    Returns a new LocalExpr that is not allocated on the stack.
    
    Parameters:
    index - Stack index of variable.
    type - The type of the LocalExpr
  - newLocal
```
public LocalExpr newLocal(Type type)
```
    Returns a local variable (LocalExpr) located in this method.
    
    Parameters:
    type - The type of the new LocalExpr.
  - toString
```
public java.lang.String toString()
```
    Returns a String representation of this Tree.
    
    Overrides:
    
    toString in class Node
    
    Returns:
    A textual representation of this Node.
  - visit_nop
```
public void visit_nop(Instruction inst)
```
    Adds no statements to the statement list.
    
    Specified by:
    
    visit_nop in interface InstructionVisitor
  - visit_ldc
```
public void visit_ldc(Instruction inst)
```
    Pushes a ConstantExpr onto the operand stack.
    
    Specified by:
    
    visit_ldc in interface InstructionVisitor
    
    See Also:
    ConstantExpr
  - visit_iload
```
public void visit_iload(Instruction inst)
```
    All visit_xload push a LocalExpr onto the operand stack.
    
    Specified by:
    
    visit_iload in interface InstructionVisitor
    
    See Also:
    LocalExpr
  - visit_lload
```
public void visit_lload(Instruction inst)
```
    Specified by:
    
    visit_lload in interface InstructionVisitor
  - visit_fload
```
public void visit_fload(Instruction inst)
```
    Specified by:
    
    visit_fload in interface InstructionVisitor
  - visit_dload
```
public void visit_dload(Instruction inst)
```
    Specified by:
    
    visit_dload in interface InstructionVisitor
  - visit_aload
```
public void visit_aload(Instruction inst)
```
    Specified by:
    
    visit_aload in interface InstructionVisitor
  - visit_iaload
```
public void visit_iaload(Instruction inst)
```
    All visit_xaload push an ArrayRefExpr onto the operand stack.
    
    Specified by:
    
    visit_iaload in interface InstructionVisitor
  - visit_laload
```
public void visit_laload(Instruction inst)
```
    Specified by:
    
    visit_laload in interface InstructionVisitor
  - visit_faload
```
public void visit_faload(Instruction inst)
```
    Specified by:
    
    visit_faload in interface InstructionVisitor
  - visit_daload
```
public void visit_daload(Instruction inst)
```
    Specified by:
    
    visit_daload in interface InstructionVisitor
  - visit_aaload
```
public void visit_aaload(Instruction inst)
```
    Specified by:
    
    visit_aaload in interface InstructionVisitor
  - visit_baload
```
public void visit_baload(Instruction inst)
```
    Specified by:
    
    visit_baload in interface InstructionVisitor
  - visit_caload
```
public void visit_caload(Instruction inst)
```
    Specified by:
    
    visit_caload in interface InstructionVisitor
  - visit_saload
```
public void visit_saload(Instruction inst)
```
    Specified by:
    
    visit_saload in interface InstructionVisitor
  - visit_istore
```
public void visit_istore(Instruction inst)
```
    All visit_xstore add a LocalExpr statement to the statement list.
    
    Specified by:
    
    visit_istore in interface InstructionVisitor
  - visit_lstore
```
public void visit_lstore(Instruction inst)
```
    Specified by:
    
    visit_lstore in interface InstructionVisitor
  - visit_fstore
```
public void visit_fstore(Instruction inst)
```
    Specified by:
    
    visit_fstore in interface InstructionVisitor
  - visit_dstore
```
public void visit_dstore(Instruction inst)
```
    Specified by:
    
    visit_dstore in interface InstructionVisitor
  - visit_astore
```
public void visit_astore(Instruction inst)
```
    Visit an astore instruction. If the type of the operand to the instruction is an address add an AddressStoreStmt to the tree, else add a StoreStmt to the tree consisting of a LocalExpr and the top Expr on the operand stack.
    
    Specified by:
    
    visit_astore in interface InstructionVisitor
    
    See Also:
    AddressStoreStmt, LocalExpr, StoreExpr
  - visit_iastore
```
public void visit_iastore(Instruction inst)
```
    Specified by:
    
    visit_iastore in interface InstructionVisitor
  - visit_lastore
```
public void visit_lastore(Instruction inst)
```
    Specified by:
    
    visit_lastore in interface InstructionVisitor
  - visit_fastore
```
public void visit_fastore(Instruction inst)
```
    Specified by:
    
    visit_fastore in interface InstructionVisitor
  - visit_dastore
```
public void visit_dastore(Instruction inst)
```
    Specified by:
    
    visit_dastore in interface InstructionVisitor
  - visit_aastore
```
public void visit_aastore(Instruction inst)
```
    Specified by:
    
    visit_aastore in interface InstructionVisitor
  - visit_bastore
```
public void visit_bastore(Instruction inst)
```
    Specified by:
    
    visit_bastore in interface InstructionVisitor
  - visit_castore
```
public void visit_castore(Instruction inst)
```
    Specified by:
    
    visit_castore in interface InstructionVisitor
  - visit_sastore
```
public void visit_sastore(Instruction inst)
```
    Specified by:
    
    visit_sastore in interface InstructionVisitor
  - visit_pop
```
public void visit_pop(Instruction inst)
```
    Pop the expression off the top of the stack and add it as an ExprStmt to the statement list.
    
    Specified by:
    
    visit_pop in interface InstructionVisitor
    
    See Also:
    ExprStmt
  - visit_pop2
```
public void visit_pop2(Instruction inst)
```
    Specified by:
    
    visit_pop2 in interface InstructionVisitor
  - visit_dup
```
public void visit_dup(Instruction inst)
```
    When processing the dup instructions one of two situations can occur. If the USE_STACK flag is set, then a StackManipStmt is created to represent the transformation that the dup instruction performs on the stack. If the USE_STACK flag is not set, then the transformation is simulated by creating new local variables containing the appropriate element of the stack.
    
    Specified by:
    
    visit_dup in interface InstructionVisitor
    
    See Also:
    LocalExpr, StackExpr, StackManipStmt
  - visit_dup_x1
```
public void visit_dup_x1(Instruction inst)
```
    Specified by:
    
    visit_dup_x1 in interface InstructionVisitor
  - visit_dup_x2
```
public void visit_dup_x2(Instruction inst)
```
    Specified by:
    
    visit_dup_x2 in interface InstructionVisitor
  - visit_dup2
```
public void visit_dup2(Instruction inst)
```
    Specified by:
    
    visit_dup2 in interface InstructionVisitor
  - visit_dup2_x1
```
public void visit_dup2_x1(Instruction inst)
```
    Specified by:
    
    visit_dup2_x1 in interface InstructionVisitor
  - visit_dup2_x2
```
public void visit_dup2_x2(Instruction inst)
```
    Specified by:
    
    visit_dup2_x2 in interface InstructionVisitor
  - visit_swap
```
public void visit_swap(Instruction inst)
```
    Specified by:
    
    visit_swap in interface InstructionVisitor
  - visit_iadd
```
public void visit_iadd(Instruction inst)
```
    All visit_xadd, visit_xsub, visit_xmul, visit_xdiv, etc. push an ArithExpr onto the operand stack.
    
    Specified by:
    
    visit_iadd in interface InstructionVisitor
    
    See Also:
    ArithExpr
  - visit_ladd
```
public void visit_ladd(Instruction inst)
```
    Specified by:
    
    visit_ladd in interface InstructionVisitor
  - visit_fadd
```
public void visit_fadd(Instruction inst)
```
    Specified by:
    
    visit_fadd in interface InstructionVisitor
  - visit_dadd
```
public void visit_dadd(Instruction inst)
```
    Specified by:
    
    visit_dadd in interface InstructionVisitor
  - visit_isub
```
public void visit_isub(Instruction inst)
```
    Specified by:
    
    visit_isub in interface InstructionVisitor
  - visit_lsub
```
public void visit_lsub(Instruction inst)
```
    Specified by:
    
    visit_lsub in interface InstructionVisitor
  - visit_fsub
```
public void visit_fsub(Instruction inst)
```
    Specified by:
    
    visit_fsub in interface InstructionVisitor
  - visit_dsub
```
public void visit_dsub(Instruction inst)
```
    Specified by:
    
    visit_dsub in interface InstructionVisitor
  - visit_imul
```
public void visit_imul(Instruction inst)
```
    Specified by:
    
    visit_imul in interface InstructionVisitor
  - visit_lmul
```
public void visit_lmul(Instruction inst)
```
    Specified by:
    
    visit_lmul in interface InstructionVisitor
  - visit_fmul
```
public void visit_fmul(Instruction inst)
```
    Specified by:
    
    visit_fmul in interface InstructionVisitor
  - visit_dmul
```
public void visit_dmul(Instruction inst)
```
    Specified by:
    
    visit_dmul in interface InstructionVisitor
  - visit_idiv
```
public void visit_idiv(Instruction inst)
```
    Specified by:
    
    visit_idiv in interface InstructionVisitor
  - visit_ldiv
```
public void visit_ldiv(Instruction inst)
```
    Specified by:
    
    visit_ldiv in interface InstructionVisitor
  - visit_fdiv
```
public void visit_fdiv(Instruction inst)
```
    Specified by:
    
    visit_fdiv in interface InstructionVisitor
  - visit_ddiv
```
public void visit_ddiv(Instruction inst)
```
    Specified by:
    
    visit_ddiv in interface InstructionVisitor
  - visit_irem
```
public void visit_irem(Instruction inst)
```
    Specified by:
    
    visit_irem in interface InstructionVisitor
  - visit_lrem
```
public void visit_lrem(Instruction inst)
```
    Specified by:
    
    visit_lrem in interface InstructionVisitor
  - visit_frem
```
public void visit_frem(Instruction inst)
```
    Specified by:
    
    visit_frem in interface InstructionVisitor
  - visit_drem
```
public void visit_drem(Instruction inst)
```
    Specified by:
    
    visit_drem in interface InstructionVisitor
  - visit_ineg
```
public void visit_ineg(Instruction inst)
```
    All visit_xneg push a NegExpr onto the stack.
    
    Specified by:
    
    visit_ineg in interface InstructionVisitor
    
    See Also:
    NegExpr
  - visit_lneg
```
public void visit_lneg(Instruction inst)
```
    Specified by:
    
    visit_lneg in interface InstructionVisitor
  - visit_fneg
```
public void visit_fneg(Instruction inst)
```
    Specified by:
    
    visit_fneg in interface InstructionVisitor
  - visit_dneg
```
public void visit_dneg(Instruction inst)
```
    Specified by:
    
    visit_dneg in interface InstructionVisitor
  - visit_ishl
```
public void visit_ishl(Instruction inst)
```
    All visit_xshd push a ShiftExpr onto the operand stack.
    
    Specified by:
    
    visit_ishl in interface InstructionVisitor
    
    See Also:
    ShiftExpr
  - visit_lshl
```
public void visit_lshl(Instruction inst)
```
    Specified by:
    
    visit_lshl in interface InstructionVisitor
  - visit_ishr
```
public void visit_ishr(Instruction inst)
```
    Specified by:
    
    visit_ishr in interface InstructionVisitor
  - visit_lshr
```
public void visit_lshr(Instruction inst)
```
    Specified by:
    
    visit_lshr in interface InstructionVisitor
  - visit_iushr
```
public void visit_iushr(Instruction inst)
```
    Specified by:
    
    visit_iushr in interface InstructionVisitor
  - visit_lushr
```
public void visit_lushr(Instruction inst)
```
    Specified by:
    
    visit_lushr in interface InstructionVisitor
  - visit_iand
```
public void visit_iand(Instruction inst)
```
    All visit_x op push an ArithExpr onto the stack.
    
    Specified by:
    
    visit_iand in interface InstructionVisitor
    
    See Also:
    ArithExpr
  - visit_land
```
public void visit_land(Instruction inst)
```
    Specified by:
    
    visit_land in interface InstructionVisitor
  - visit_ior
```
public void visit_ior(Instruction inst)
```
    Specified by:
    
    visit_ior in interface InstructionVisitor
  - visit_lor
```
public void visit_lor(Instruction inst)
```
    Specified by:
    
    visit_lor in interface InstructionVisitor
  - visit_ixor
```
public void visit_ixor(Instruction inst)
```
    Specified by:
    
    visit_ixor in interface InstructionVisitor
  - visit_lxor
```
public void visit_lxor(Instruction inst)
```
    Specified by:
    
    visit_lxor in interface InstructionVisitor
  - visit_iinc
```
public void visit_iinc(Instruction inst)
```
    Visiting an iinc involves creating a ConstantExpr, LocalExpr, ArithExpr StoreExpr, and a ExprStmt.
    
    Specified by:
    
    visit_iinc in interface InstructionVisitor
  - visit_i2l
```
public void visit_i2l(Instruction inst)
```
    All cast visitors push a CastExpr onto the operand stack.
    
    Specified by:
    
    visit_i2l in interface InstructionVisitor
  - visit_i2f
```
public void visit_i2f(Instruction inst)
```
    Specified by:
    
    visit_i2f in interface InstructionVisitor
  - visit_i2d
```
public void visit_i2d(Instruction inst)
```
    Specified by:
    
    visit_i2d in interface InstructionVisitor
  - visit_l2i
```
public void visit_l2i(Instruction inst)
```
    Specified by:
    
    visit_l2i in interface InstructionVisitor
  - visit_l2f
```
public void visit_l2f(Instruction inst)
```
    Specified by:
    
    visit_l2f in interface InstructionVisitor
  - visit_l2d
```
public void visit_l2d(Instruction inst)
```
    Specified by:
    
    visit_l2d in interface InstructionVisitor
  - visit_f2i
```
public void visit_f2i(Instruction inst)
```
    Specified by:
    
    visit_f2i in interface InstructionVisitor
  - visit_f2l
```
public void visit_f2l(Instruction inst)
```
    Specified by:
    
    visit_f2l in interface InstructionVisitor
  - visit_f2d
```
public void visit_f2d(Instruction inst)
```
    Specified by:
    
    visit_f2d in interface InstructionVisitor
  - visit_d2i
```
public void visit_d2i(Instruction inst)
```
    Specified by:
    
    visit_d2i in interface InstructionVisitor
  - visit_d2l
```
public void visit_d2l(Instruction inst)
```
    Specified by:
    
    visit_d2l in interface InstructionVisitor
  - visit_d2f
```
public void visit_d2f(Instruction inst)
```
    Specified by:
    
    visit_d2f in interface InstructionVisitor
  - visit_i2b
```
public void visit_i2b(Instruction inst)
```
    Specified by:
    
    visit_i2b in interface InstructionVisitor
  - visit_i2c
```
public void visit_i2c(Instruction inst)
```
    Specified by:
    
    visit_i2c in interface InstructionVisitor
  - visit_i2s
```
public void visit_i2s(Instruction inst)
```
    Specified by:
    
    visit_i2s in interface InstructionVisitor
  - visit_lcmp
```
public void visit_lcmp(Instruction inst)
```
    All visit_xcmp push an ArithExpr onto the stack.
    
    Specified by:
    
    visit_lcmp in interface InstructionVisitor
    
    See Also:
    ArithExpr
  - visit_fcmpl
```
public void visit_fcmpl(Instruction inst)
```
    Specified by:
    
    visit_fcmpl in interface InstructionVisitor
  - visit_fcmpg
```
public void visit_fcmpg(Instruction inst)
```
    Specified by:
    
    visit_fcmpg in interface InstructionVisitor
  - visit_dcmpl
```
public void visit_dcmpl(Instruction inst)
```
    Specified by:
    
    visit_dcmpl in interface InstructionVisitor
  - visit_dcmpg
```
public void visit_dcmpg(Instruction inst)
```
    Specified by:
    
    visit_dcmpg in interface InstructionVisitor
  - visit_ifeq
```
public void visit_ifeq(Instruction inst)
```
    All visit_xeg add an IfZeroStmt to the statement list.
    
    Specified by:
    
    visit_ifeq in interface InstructionVisitor
    
    See Also:
    IfZeroStmt
  - visit_ifne
```
public void visit_ifne(Instruction inst)
```
    Specified by:
    
    visit_ifne in interface InstructionVisitor
  - visit_iflt
```
public void visit_iflt(Instruction inst)
```
    Specified by:
    
    visit_iflt in interface InstructionVisitor
  - visit_ifge
```
public void visit_ifge(Instruction inst)
```
    Specified by:
    
    visit_ifge in interface InstructionVisitor
  - visit_ifgt
```
public void visit_ifgt(Instruction inst)
```
    Specified by:
    
    visit_ifgt in interface InstructionVisitor
  - visit_ifle
```
public void visit_ifle(Instruction inst)
```
    Specified by:
    
    visit_ifle in interface InstructionVisitor
  - visit_if_icmpeq
```
public void visit_if_icmpeq(Instruction inst)
```
    All visit_if_xcmpy add a IfCmpStmt to the statement list.
    
    Specified by:
    
    visit_if_icmpeq in interface InstructionVisitor
  - visit_if_icmpne
```
public void visit_if_icmpne(Instruction inst)
```
    Specified by:
    
    visit_if_icmpne in interface InstructionVisitor
  - visit_if_icmplt
```
public void visit_if_icmplt(Instruction inst)
```
    Specified by:
    
    visit_if_icmplt in interface InstructionVisitor
  - visit_if_icmpge
```
public void visit_if_icmpge(Instruction inst)
```
    Specified by:
    
    visit_if_icmpge in interface InstructionVisitor
  - visit_if_icmpgt
```
public void visit_if_icmpgt(Instruction inst)
```
    Specified by:
    
    visit_if_icmpgt in interface InstructionVisitor
  - visit_if_icmple
```
public void visit_if_icmple(Instruction inst)
```
    Specified by:
    
    visit_if_icmple in interface InstructionVisitor
  - visit_if_acmpeq
```
public void visit_if_acmpeq(Instruction inst)
```
    Specified by:
    
    visit_if_acmpeq in interface InstructionVisitor
  - visit_if_acmpne
```
public void visit_if_acmpne(Instruction inst)
```
    Specified by:
    
    visit_if_acmpne in interface InstructionVisitor
  - visit_goto
```
public void visit_goto(Instruction inst)
```
    Adds a GotoStmt to the statement list.
    
    Specified by:
    
    visit_goto in interface InstructionVisitor
    
    See Also:
    GotoStmt
  - visit_jsr
```
public void visit_jsr(Instruction inst)
```
    Adds a JsrStmt to the statement list.
    
    Specified by:
    
    visit_jsr in interface InstructionVisitor
    
    See Also:
    JsrStmt
  - visit_ret
```
public void visit_ret(Instruction inst)
```
    Adds a RetStmt to the statement list.
    
    Specified by:
    
    visit_ret in interface InstructionVisitor
    
    See Also:
    RetStmt
  - visit_switch
```
public void visit_switch(Instruction inst)
```
    Add a SwitchStmt to the statement list.
    
    Specified by:
    
    visit_switch in interface InstructionVisitor
    
    See Also:
    SwitchStmt
  - visit_ireturn
```
public void visit_ireturn(Instruction inst)
```
    All visit_xreturn add a ReturnExprStmt to the statement list.
    
    Specified by:
    
    visit_ireturn in interface InstructionVisitor
    
    See Also:
    ReturnExprStmt
  - visit_lreturn
```
public void visit_lreturn(Instruction inst)
```
    Specified by:
    
    visit_lreturn in interface InstructionVisitor
  - visit_freturn
```
public void visit_freturn(Instruction inst)
```
    Specified by:
    
    visit_freturn in interface InstructionVisitor
  - visit_dreturn
```
public void visit_dreturn(Instruction inst)
```
    Specified by:
    
    visit_dreturn in interface InstructionVisitor
  - visit_areturn
```
public void visit_areturn(Instruction inst)
```
    Specified by:
    
    visit_areturn in interface InstructionVisitor
  - visit_return
```
public void visit_return(Instruction inst)
```
    Adds a ReturnStmt to the statement list.
    
    Specified by:
    
    visit_return in interface InstructionVisitor
  - visit_getstatic
```
public void visit_getstatic(Instruction inst)
```
    Pushes a StaticFieldExpr onto the operand stack.
    
    Specified by:
    
    visit_getstatic in interface InstructionVisitor
  - visit_putstatic
```
public void visit_putstatic(Instruction inst)
```
    Specified by:
    
    visit_putstatic in interface InstructionVisitor
  - visit_putstatic_nowb
```
public void visit_putstatic_nowb(Instruction inst)
```
    Specified by:
    
    visit_putstatic_nowb in interface InstructionVisitor
  - visit_getfield
```
public void visit_getfield(Instruction inst)
```
    Pushes a FieldExpr onto the operand stack.
    
    Specified by:
    
    visit_getfield in interface InstructionVisitor
  - visit_putfield
```
public void visit_putfield(Instruction inst)
```
    Specified by:
    
    visit_putfield in interface InstructionVisitor
  - visit_putfield_nowb
```
public void visit_putfield_nowb(Instruction inst)
```
    Specified by:
    
    visit_putfield_nowb in interface InstructionVisitor
  - visit_invokevirtual
```
public void visit_invokevirtual(Instruction inst)
```
    All visit_invokex deal with a CallMethodExpr or a CallStaticExpr.
    
    Specified by:
    
    visit_invokevirtual in interface InstructionVisitor
    
    See Also:
    CallMethodExpr, CallStaticExpr
  - visit_invokespecial
```
public void visit_invokespecial(Instruction inst)
```
    Specified by:
    
    visit_invokespecial in interface InstructionVisitor
  - visit_invokestatic
```
public void visit_invokestatic(Instruction inst)
```
    Specified by:
    
    visit_invokestatic in interface InstructionVisitor
  - visit_invokeinterface
```
public void visit_invokeinterface(Instruction inst)
```
    Specified by:
    
    visit_invokeinterface in interface InstructionVisitor
  - visit_new
```
public void visit_new(Instruction inst)
```
    Pushes a NewExpr onto the operand stack.
    
    Specified by:
    
    visit_new in interface InstructionVisitor
    
    See Also:
    NewExpr
  - visit_newarray
```
public void visit_newarray(Instruction inst)
```
    Pushes a NewArrayExpr onto the operand stack.
    
    Specified by:
    
    visit_newarray in interface InstructionVisitor
  - visit_arraylength
```
public void visit_arraylength(Instruction inst)
```
    Pushes an ArrayLengthExpr onto the operand stack.
    
    Specified by:
    
    visit_arraylength in interface InstructionVisitor
    
    See Also:
    ArrayLengthExpr
  - visit_athrow
```
public void visit_athrow(Instruction inst)
```
    Adds a ThrowStmt to the statement list.
    
    Specified by:
    
    visit_athrow in interface InstructionVisitor
    
    See Also:
    ThrowStmt
  - visit_checkcast
```
public void visit_checkcast(Instruction inst)
```
    Pushes a CastExpr onto the operand stack.
    
    Specified by:
    
    visit_checkcast in interface InstructionVisitor
    
    See Also:
    CastExpr
  - visit_instanceof
```
public void visit_instanceof(Instruction inst)
```
    Pushes an InstanceOfExpr onto the operand stack.
    
    Specified by:
    
    visit_instanceof in interface InstructionVisitor
    
    See Also:
    InstanceOfExpr
  - visit_monitorenter
```
public void visit_monitorenter(Instruction inst)
```
    Both monitor visitors add a MonitorStmt to the statement list.
    
    Specified by:
    
    visit_monitorenter in interface InstructionVisitor
    
    See Also:
    MonitorStmt
  - visit_monitorexit
```
public void visit_monitorexit(Instruction inst)
```
    Specified by:
    
    visit_monitorexit in interface InstructionVisitor
  - visit_multianewarray
```
public void visit_multianewarray(Instruction inst)
```
    Push a NewMultiArrayExpr onto the operand stack.
    
    Specified by:
    
    visit_multianewarray in interface InstructionVisitor
    
    See Also:
    NewMultiArrayExpr
  - visit_ifnull
```
public void visit_ifnull(Instruction inst)
```
    Both visit_xnull add an IfZeroStmt to the statement list. ssee IfZeroStmt
    
    Specified by:
    
    visit_ifnull in interface InstructionVisitor
  - visit_ifnonnull
```
public void visit_ifnonnull(Instruction inst)
```
    Specified by:
    
    visit_ifnonnull in interface InstructionVisitor
  - visit_rc
```
public void visit_rc(Instruction inst)
```
    Replaces the expression on the top of the stack with an RCExpr.
    
    Specified by:
    
    visit_rc in interface InstructionVisitor
    
    See Also:
    RCExpr
  - visit_aupdate
```
public void visit_aupdate(Instruction inst)
```
    Specified by:
    
    visit_aupdate in interface InstructionVisitor
  - visit_supdate
```
public void visit_supdate(Instruction inst)
```
    Replace the expression at the stack depth specified in the instruction with a UCExpr.
    
    Specified by:
    
    visit_supdate in interface InstructionVisitor
    
    See Also:
    UCExpr
  - visit_aswizzle
```
public void visit_aswizzle(Instruction inst)
```
    Add a SCStmt to the statement list
    
    Specified by:
    
    visit_aswizzle in interface InstructionVisitor
    
    See Also:
    SCStmt
  - visit_aswrange
```
public void visit_aswrange(Instruction inst)
```
    Add a SRStmt to the statement list.
    
    Specified by:
    
    visit_aswrange in interface InstructionVisitor
    
    See Also:
    SRStmt
  - visitForceChildren
```
public void visitForceChildren(TreeVisitor visitor)
```
    Visit all the statements in the statement list.
    
    Specified by:
    
    visitForceChildren in class Node
  - visit
```
public void visit(TreeVisitor visitor)
```
    Specified by:
    
    visit in class Node
  - parent
```
public Node parent()
```
    Overrides:
    
    parent in class Node
  - block
```
public Block block()
```
    Description copied from class: Node
    
    Returns the basic block in which this Node resides.
    
    Overrides:
    
    block in class Node

Class Tree

Field Summary

Fields inherited from class EDU.purdue.cs.bloat.tree.Node

Fields inherited from interface EDU.purdue.cs.bloat.editor.Opcode

Constructor Summary

Method Summary

Methods inherited from class EDU.purdue.cs.bloat.tree.Node

Methods inherited from class java.lang.Object

Field Detail

DEBUG

FLATTEN

USE_STACK

AUPDATE_FIX_HACK

AUPDATE_FIX_HACK_CHANGED

USE_PERSISTENT

Constructor Detail

Tree

Method Detail

cleanupOnly

initLocals

removeStmt

removeLastStmt

stmts

lastStmt

stack

addStmtAfter

addStmtBefore

prependStmt

addStmt

addStmtBeforeJump

addInstruction

addInstruction

addInstruction

addLabel

newStack

newStackLocal

newLocal

newLocal

toString

visit_nop

visit_ldc

visit_iload

visit_lload

visit_fload

visit_dload

visit_aload

visit_iaload

visit_laload

visit_faload

visit_daload

visit_aaload

visit_baload

visit_caload

visit_saload

visit_istore

visit_lstore

visit_fstore

visit_dstore

visit_astore

visit_iastore

visit_lastore

visit_fastore

visit_dastore

visit_aastore

visit_bastore

visit_castore

visit_sastore

visit_pop

visit_pop2

visit_dup

visit_dup_x1

visit_dup_x2

visit_dup2

visit_dup2_x1

visit_dup2_x2

visit_swap

visit_iadd

visit_ladd

visit_fadd

visit_dadd