org.apache.jdo.impl.enhancer.classfile
Class InsnTargetOp

java.lang.Object
  org.apache.jdo.impl.enhancer.classfile.Insn
      org.apache.jdo.impl.enhancer.classfile.InsnTargetOp

All Implemented Interfaces:

VMConstants

public class InsnTargetOp
extends Insn

An instruction which requires a single branch offset as an immediate operand .

Field Summary

Fields inherited from class org.apache.jdo.impl.enhancer.classfile.Insn

opc_target

Fields inherited from interface org.apache.jdo.impl.enhancer.classfile.VMConstants

ACCAbstract, ACCFinal, ACCInterface, ACCNative, ACCPrivate, ACCProtected, ACCPublic, ACCStatic, ACCSuper, ACCSynchronized, ACCTransient, ACCVolatile, CONSTANTClass, CONSTANTDouble, CONSTANTFieldRef, CONSTANTFloat, CONSTANTInteger, CONSTANTInterfaceMethodRef, CONSTANTLong, CONSTANTMethodRef, CONSTANTNameAndType, CONSTANTString, CONSTANTUnicode, CONSTANTUtf8, 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_athrow, opc_baload, opc_bastore, opc_bipush, 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_putstatic, opc_ret, opc_return, opc_saload, opc_sastore, opc_sipush, opc_swap, opc_tableswitch, opc_wide, opc_xxxunusedxxx, T_BOOLEAN, T_BYTE, T_CHAR, T_DOUBLE, T_FLOAT, T_INT, T_LONG, T_SHORT, T_TWOWORD, T_UNKNOWN, T_WORD, TC_INTERFACE, TC_OBJECT, TC_STRING

Method Summary

java.lang.String	argTypes() What are the types of the stack operands ?
boolean	branches() Does this instruction branch?
boolean	isEqual(java.util.Stack msg, java.lang.Object obj) Compares this instance with another for structural equality.
void	markTargets() Mark possible branch targets
int	nStackArgs() How many words of stack operands does this instruction take?
int	nStackResults() How many words of stack results does this instruction deposit?
java.lang.String	resultTypes() What are the types of the stack results?
InsnTarget	target() Return the branch target which is the immediate operand

Methods inherited from class org.apache.jdo.impl.enhancer.classfile.Insn

append, create, create, create, create, insert, loadStoreDataType, next, offset, opcode, opName, prev, printInsn, printList, remove, setNext, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Method Detail

nStackArgs

public int nStackArgs()

Description copied from class: Insn

How many words of stack operands does this instruction take?

Specified by:

nStackArgs in class Insn

nStackResults

public int nStackResults()

Description copied from class: Insn

How many words of stack results does this instruction deposit?

Specified by:

nStackResults in class Insn

argTypes

public java.lang.String argTypes()

Description copied from class: Insn

What are the types of the stack operands ?

Specified by:

argTypes in class Insn

resultTypes

public java.lang.String resultTypes()

Description copied from class: Insn

What are the types of the stack results?

Specified by:

resultTypes in class Insn

branches

public boolean branches()

Description copied from class: Insn

Does this instruction branch?

Specified by:

branches in class Insn

markTargets

public void markTargets()

Mark possible branch targets

Overrides:

markTargets in class Insn

target

public InsnTarget target()

Return the branch target which is the immediate operand

isEqual

public boolean isEqual(java.util.Stack msg,
                       java.lang.Object obj)

Compares this instance with another for structural equality.

Overrides:

isEqual in class Insn