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| Packages that use org.apache.bcel.generic | |
| org.apache.bcel.classfile | This package contains the classes that describe the structure of a Java class file and a class file parser. |
| org.apache.bcel.generic | This package contains the "generic" part of the Byte Code Engineering Library, i.e., classes to dynamically modify class objects and byte code instructions. |
| org.apache.bcel.util | This package contains utility classes for the Byte Code Engineering Library, namely: Collection classes for JavaClass objects A converter for class files to HTML A tool to find instructions patterns via regular expressions A class to find classes as defined in the CLASSPATH A class loader that allows to create clases at run time |
| org.apache.bcel.verifier.statics | Provides PassVerifier classes used internally by JustIce. |
| org.apache.bcel.verifier.structurals | Provides a PassVerifier class mostly used internally by JustIce, yielding a control flow graph for public use as a nice side effect. |
Classes in org.apache.bcel.generic used by org.apache.bcel.classfile| Type
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Abstract super class for all possible java types, namely basic types such as int, object types like String and array types, e.g. int[] |
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Classes in org.apache.bcel.generic used by org.apache.bcel.generic| AALOAD
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AALOAD - Load reference from array Stack: ..., arrayref, index -> value AASTORE
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AASTORE - Store into reference array Stack: ..., arrayref, index, value -> ... ACONST_NULL
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ACONST_NULL - Push null reference Stack: ... AllocationInstruction
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Denote family of instructions that allocates space in the heap. ALOAD
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ALOAD - Load reference from local variable Stack: ... ANEWARRAY
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ANEWARRAY - Create new array of references Stack: ..., count -> ..., arrayref ARETURN
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ARETURN - Return reference from method Stack: ..., objectref -> <empty> ArithmeticInstruction
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Super class for the family of arithmetic instructions. ArrayInstruction
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Super class for instructions dealing with array access such as IALOAD. ARRAYLENGTH
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ARRAYLENGTH - Get length of array Stack: ..., arrayref -> ..., length ArrayType
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Denotes array type, such as int[][] ASTORE
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ASTORE - Store reference into local variable Stack ..., objectref -> ... ATHROW
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ATHROW - Throw exception Stack: ..., objectref -> objectref BALOAD
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BALOAD - Load byte or boolean from array Stack: ..., arrayref, index -> ..., value BasicType
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Denotes basic type such as int. BASTORE
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BASTORE - Store into byte or boolean array Stack: ..., arrayref, index, value -> ... BIPUSH
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BIPUSH - Push byte on stack Stack: ... BranchHandle
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BranchHandle is returned by specialized InstructionList.append() whenever a BranchInstruction is appended. BranchInstruction
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Abstract super class for branching instructions like GOTO, IFEQ, etc.. BREAKPOINT
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BREAKPOINT, JVM dependent, ignored by default CALOAD
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CALOAD - Load char from array Stack: ..., arrayref, index -> ..., value CASTORE
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CASTORE - Store into char array Stack: ..., arrayref, index, value -> ... CHECKCAST
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CHECKCAST - Check whether object is of given type Stack: ..., objectref -> ..., objectref ClassGen
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Template class for building up a java class. ClassObserver
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Implement this interface if you're interested in changes to a ClassGen object and register yourself with addObserver(). CodeExceptionGen
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This class represents an exception handler, i.e., specifies the region where a handler is active and an instruction where the actual handling is done. CompoundInstruction
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Wrapper class for `compound' operations, virtual instructions that don't exist as byte code, but give a useful meaning. ConstantPoolGen
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This class is used to build up a constant pool. ConstantPushInstruction
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Denotes a push instruction that produces a literal on the stack such as SIPUSH, BIPUSH, ICONST, etc. ConversionInstruction
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Super class for the x2y family of instructions. CPInstruction
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Abstract super class for instructions that use an index into the constant pool such as LDC, INVOKEVIRTUAL, etc. D2F
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D2F - Convert double to float Stack: ..., value.word1, value.word2 -> ..., result D2I
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D2I - Convert double to int Stack: ..., value.word1, value.word2 -> ..., result D2L
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D2L - Convert double to long Stack: ..., value.word1, value.word2 -> ..., result.word1, result.word2 DADD
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DADD - Add doubles Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result1.word2 DALOAD
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DALOAD - Load double from array Stack: ..., arrayref, index -> ..., result.word1, result.word2 DASTORE
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DASTORE - Store into double array Stack: ..., arrayref, index, value.word1, value.word2 -> ... DCMPG
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DCMPG - Compare doubles: value1 > value2 Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result DCMPL
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DCMPL - Compare doubles: value1 < value2 Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result DCONST
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DCONST - Push 0.0 or 1.0, other values cause an exception Stack: ... DDIV
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DDIV - Divide doubles Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 DLOAD
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DLOAD - Load double from local variable Stack ... DMUL
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DMUL - Multiply doubles Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 DNEG
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DNEG - Negate double Stack: ..., value.word1, value.word2 -> ..., result.word1, result.word2 DREM
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DREM - Remainder of doubles Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 DRETURN
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DRETURN - Return double from method Stack: ..., value.word1, value.word2 -> <empty> DSTORE
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DSTORE - Store double into local variable Stack: ..., value.word1, value.word2 -> ... DSUB
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DSUB - Substract doubles Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 DUP
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DUP - Duplicate top operand stack word Stack: ..., word -> ..., word, word DUP_X1
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DUP_X1 - Duplicate top operand stack word and put two down Stack: ..., word2, word1 -> ..., word1, word2, word1 DUP_X2
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DUP_X2 - Duplicate top operand stack word and put three down Stack: ..., word3, word2, word1 -> ..., word1, word3, word2, word1 DUP2
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DUP2 - Duplicate two top operand stack words Stack: ..., word2, word1 -> ..., word2, word1, word2, word1 DUP2_X1
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DUP2_X1 - Duplicate two top operand stack words and put three down Stack: ..., word3, word2, word1 -> ..., word2, word1, word3, word2, word1 DUP2_X2
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DUP2_X2 - Duplicate two top operand stack words and put four down Stack: ..., word4, word3, word2, word1 -> ..., word2, word1, word4, word3, word2, word1 ExceptionThrower
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Denote an instruction that may throw a run-time or a linking exception (or both) during execution. F2D
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F2D - Convert float to double Stack: ..., value -> ..., result.word1, result.word2 F2I
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F2I - Convert float to int Stack: ..., value -> ..., result F2L
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F2L - Convert float to long Stack: ..., value -> ..., result.word1, result.word2 FADD
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FADD - Add floats Stack: ..., value1, value2 -> result FALOAD
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FALOAD - Load float from array Stack: ..., arrayref, index -> ..., value FASTORE
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FASTORE - Store into float array Stack: ..., arrayref, index, value -> ... FCMPG
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FCMPG - Compare floats: value1 > value2 Stack: ..., value1, value2 -> ..., result FCMPL
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FCMPL - Compare floats: value1 < value2 Stack: ..., value1, value2 -> ..., result FCONST
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FCONST - Push 0.0, 1.0 or 2.0, other values cause an exception Stack: ... FDIV
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FDIV - Divide floats Stack: ..., value1, value2 -> result FieldGen
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Template class for building up a field. FieldGenOrMethodGen
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Super class for FieldGen and MethodGen objects, since they have some methods in common! FieldInstruction
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Super class for the GET/PUTxxx family of instructions. FieldObserver
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Imnplement this interface if you're interested in changes to a FieldGen object and register yourself with addObserver(). FieldOrMethod
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Super class for InvokeInstruction and FieldInstruction, since they have some methods in common! FLOAD
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FLOAD - Load float from local variable Stack ... FMUL
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FMUL - Multiply floats Stack: ..., value1, value2 -> result FNEG
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FNEG - Negate float Stack: ..., value -> ..., result FREM
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FREM - Remainder of floats Stack: ..., value1, value2 -> result FRETURN
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FRETURN - Return float from method Stack: ..., value -> <empty> FSTORE
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FSTORE - Store float into local variable Stack: ..., value -> ... FSUB
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FSUB - Substract floats Stack: ..., value1, value2 -> result GETFIELD
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GETFIELD - Fetch field from object Stack: ..., objectref -> ..., value OR Stack: ..., objectref -> ..., value.word1, value.word2 GETSTATIC
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GETSTATIC - Fetch static field from class Stack: ..., -> ..., value OR Stack: ..., -> ..., value.word1, value.word2 GOTO
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GOTO - Branch always (to relative offset, not absolute address) GOTO_W
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GOTO_W - Branch always (to relative offset, not absolute address) GotoInstruction
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Super class for GOTO I2B
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I2B - Convert int to byte Stack: ..., value -> ..., result I2C
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I2C - Convert int to char Stack: ..., value -> ..., result I2D
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I2D - Convert int to double Stack: ..., value -> ..., result.word1, result.word2 I2F
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I2F - Convert int to float Stack: ..., value -> ..., result I2L
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I2L - Convert int to long Stack: ..., value -> ..., result.word1, result.word2 I2S
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I2S - Convert int to short Stack: ..., value -> ..., result IADD
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IADD - Add ints Stack: ..., value1, value2 -> result IALOAD
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IALOAD - Load int from array Stack: ..., arrayref, index -> ..., value IAND
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IAND - Bitwise AND int Stack: ..., value1, value2 -> ..., result IASTORE
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IASTORE - Store into int array Stack: ..., arrayref, index, value -> ... ICONST
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ICONST - Push value between -1, ..., 5, other values cause an exception Stack: ... IDIV
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IDIV - Divide ints Stack: ..., value1, value2 -> result IF_ACMPEQ
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IF_ACMPEQ - Branch if reference comparison succeeds Stack: ..., value1, value2 -> ... IF_ACMPNE
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IF_ACMPNE - Branch if reference comparison doesn't succeed Stack: ..., value1, value2 -> ... IF_ICMPEQ
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IF_ICMPEQ - Branch if int comparison succeeds Stack: ..., value1, value2 -> ... IF_ICMPGE
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IF_ICMPGE - Branch if int comparison succeeds Stack: ..., value1, value2 -> ... IF_ICMPGT
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IF_ICMPGT - Branch if int comparison succeeds Stack: ..., value1, value2 -> ... IF_ICMPLE
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IF_ICMPLE - Branch if int comparison succeeds Stack: ..., value1, value2 -> ... IF_ICMPLT
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IF_ICMPLT - Branch if int comparison succeeds Stack: ..., value1, value2 -> ... IF_ICMPNE
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IF_ICMPNE - Branch if int comparison doesn't succeed Stack: ..., value1, value2 -> ... IFEQ
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IFEQ - Branch if int comparison with zero succeeds Stack: ..., value -> ... IFGE
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IFGE - Branch if int comparison with zero succeeds Stack: ..., value -> ... IFGT
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IFGT - Branch if int comparison with zero succeeds Stack: ..., value -> ... IfInstruction
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Super class for the IFxxx family of instructions. IFLE
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IFLE - Branch if int comparison with zero succeeds Stack: ..., value -> ... IFLT
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IFLT - Branch if int comparison with zero succeeds Stack: ..., value -> ... IFNE
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IFNE - Branch if int comparison with zero succeeds Stack: ..., value -> ... IFNONNULL
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IFNONNULL - Branch if reference is not null Stack: ..., reference -> ... IFNULL
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IFNULL - Branch if reference is not null Stack: ..., reference -> ... IINC
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IINC - Increment local variable by constant ILOAD
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ILOAD - Load int from local variable onto stack Stack: ... IMPDEP1
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IMPDEP1 - Implementation dependent IMPDEP2
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IMPDEP2 - Implementation dependent IMUL
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IMUL - Multiply ints Stack: ..., value1, value2 -> result IndexedInstruction
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Denote entity that refers to an index, e.g. local variable instructions, RET, CPInstruction, etc. INEG
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INEG - Negate int Stack: ..., value -> ..., result INSTANCEOF
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INSTANCEOF - Determine if object is of given type Stack: ..., objectref -> ..., result Instruction
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Abstract super class for all Java byte codes. InstructionComparator
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Equality of instructions isn't clearly to be defined. InstructionConstants
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This interface contains shareable instruction objects. InstructionConstants.Clinit
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InstructionHandle
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Instances of this class give users a handle to the instructions contained in an InstructionList. InstructionList
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This class is a container for a list of Instruction objects. InstructionListObserver
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Implement this interface if you're interested in changes to an InstructionList object and register yourself with addObserver(). InstructionTargeter
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Denote that a class targets InstructionHandles within an InstructionList. InvokeInstruction
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Super class for the INVOKExxx family of instructions. INVOKEINTERFACE
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INVOKEINTERFACE - Invoke interface method Stack: ..., objectref, [arg1, [arg2 ...]] INVOKESPECIAL
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INVOKESPECIAL - Invoke instance method; special handling for superclass, private and instance initialization method invocations Stack: ..., objectref, [arg1, [arg2 ...]] INVOKESTATIC
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INVOKESTATIC - Invoke a class (static) method Stack: ..., [arg1, [arg2 ...]] INVOKEVIRTUAL
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INVOKEVIRTUAL - Invoke instance method; dispatch based on class Stack: ..., objectref, [arg1, [arg2 ...]] IOR
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IOR - Bitwise OR int Stack: ..., value1, value2 -> ..., result IREM
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IREM - Remainder of int Stack: ..., value1, value2 -> result IRETURN
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IRETURN - Return int from method Stack: ..., value -> <empty> ISHL
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ISHL - Arithmetic shift left int Stack: ..., value1, value2 -> ..., result ISHR
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ISHR - Arithmetic shift right int Stack: ..., value1, value2 -> ..., result ISTORE
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ISTORE - Store int from stack into local variable Stack: ..., value -> ... ISUB
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ISUB - Substract ints Stack: ..., value1, value2 -> result IUSHR
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IUSHR - Logical shift right int Stack: ..., value1, value2 -> ..., result IXOR
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IXOR - Bitwise XOR int Stack: ..., value1, value2 -> ..., result JSR
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JSR - Jump to subroutine JSR_W
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JSR_W - Jump to subroutine JsrInstruction
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Super class for JSR - Jump to subroutine L2D
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L2D - Convert long to double Stack: ..., value.word1, value.word2 -> ..., result.word1, result.word2 L2F
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L2F - Convert long to float Stack: ..., value.word1, value.word2 -> ..., result L2I
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L2I - Convert long to int Stack: ..., value.word1, value.word2 -> ..., result LADD
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LADD - Add longs Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 LALOAD
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LALOAD - Load long from array Stack: ..., arrayref, index -> ..., value1, value2 LAND
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LAND - Bitwise AND longs Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 LASTORE
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LASTORE - Store into long array Stack: ..., arrayref, index, value.word1, value.word2 -> ... LCMP
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LCMP - Compare longs: Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result <= -1, 0, 1> LCONST
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LCONST - Push 0 or 1, other values cause an exception Stack: ... LDC
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LDC - Push item from constant pool. LDC2_W
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LDC2_W - Push long or double from constant pool Stack: ... LDIV
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LDIV - Divide longs Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 LineNumberGen
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This class represents a line number within a method, i.e., give an instruction a line number corresponding to the source code line. LLOAD
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LLOAD - Load long from local variable Stack ... LMUL
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LMUL - Multiply longs Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 LNEG
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LNEG - Negate long Stack: ..., value.word1, value.word2 -> ..., result.word1, result.word2 LoadClass
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Denotes that an instruction may start the process of loading and resolving the referenced class in the Virtual Machine. LoadInstruction
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Denotes an unparameterized instruction to load a value from a local variable, e.g. LocalVariableGen
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This class represents a local variable within a method. LocalVariableInstruction
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Abstract super class for instructions dealing with local variables. LOOKUPSWITCH
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LOOKUPSWITCH - Switch with unordered set of values LOR
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LOR - Bitwise OR long Stack: ..., value1, value2 -> ..., result LREM
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LREM - Remainder of long Stack: ..., value1, value2 -> result LRETURN
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LRETURN - Return long from method Stack: ..., value.word1, value.word2 -> <empty> LSHL
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LSHL - Arithmetic shift left long Stack: ..., value1.word1, value1.word2, value2 -> ..., result.word1, result.word2 LSHR
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LSHR - Arithmetic shift right long Stack: ..., value1.word1, value1.word2, value2 -> ..., result.word1, result.word2 LSTORE
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LSTORE - Store long into local variable Stack: ..., value.word1, value.word2 -> ... LSUB
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LSUB - Substract longs Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 LUSHR
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LUSHR - Logical shift right long Stack: ..., value1, value2 -> ..., result LXOR
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LXOR - Bitwise XOR long Stack: ..., value1, value2 -> ..., result MethodGen
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Template class for building up a method. MethodObserver
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Implement this interface if you're interested in changes to a MethodGen object and register yourself with addObserver(). MONITORENTER
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MONITORENTER - Enter monitor for object Stack: ..., objectref -> ... MONITOREXIT
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MONITOREXIT - Exit monitor for object Stack: ..., objectref -> ... MULTIANEWARRAY
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MULTIANEWARRAY - Create new mutidimensional array of references Stack: ..., count1, [count2, ...] NamedAndTyped
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Denote entity that has both name and type. NEW
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NEW - Create new object Stack: ... NEWARRAY
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NEWARRAY - Create new array of basic type (int, short, ...) NOP
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NOP - Do nothing ObjectType
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Denotes reference such as java.lang.String. POP
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POP - Pop top operand stack word Stack: ..., word -> ... POP2
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POP2 - Pop two top operand stack words Stack: ..., word2, word1 -> ... PopInstruction
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Denotes an unparameterized instruction to pop a value on top from the stack, such as ISTORE, POP, PUTSTATIC. PushInstruction
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Denotes an unparameterized instruction to produce a value on top of the stack, such as ILOAD, LDC, SIPUSH, DUP, ICONST, etc. PUTFIELD
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PUTFIELD - Put field in object Stack: ..., objectref, value -> ... PUTSTATIC
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PUTSTATIC - Put static field in class Stack: ..., value -> ... ReferenceType
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Super class for object and array types. RET
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RET - Return from subroutine Stack: ..., -> ..., address RETURN
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RETURN - Return from void method Stack: ... ReturnaddressType
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Returnaddress, the type JSR or JSR_W instructions push upon the stack. ReturnInstruction
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Super class for the xRETURN family of instructions. SALOAD
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SALOAD - Load short from array Stack: ..., arrayref, index -> ..., value SASTORE
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SASTORE - Store into short array Stack: ..., arrayref, index, value -> ... Select
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Select - Abstract super class for LOOKUPSWITCH and TABLESWITCH instructions. SIPUSH
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SIPUSH - Push short Stack: ... StackConsumer
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Denote an instruction that may consume a value from the stack. StackInstruction
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Super class for stack operations like DUP and POP. StackProducer
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Denote an instruction that may produce a value on top of the stack (this excludes DUP_X1, e.g.) StoreInstruction
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Denotes an unparameterized instruction to store a value into a local variable, e.g. SWAP
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SWAP - Swa top operand stack word Stack: ..., word2, word1 -> ..., word1, word2 TABLESWITCH
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TABLESWITCH - Switch within given range of values, i.e., low..high TargetLostException
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Thrown by InstructionList.remove() when one or multiple disposed instruction are still being referenced by a InstructionTargeter object. Type
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Abstract super class for all possible java types, namely basic types such as int, object types like String and array types, e.g. int[] TypedInstruction
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Get the type associated with an instruction, int for ILOAD, or the type of the field of a PUTFIELD instruction, e.g.. UnconditionalBranch
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Denotes an instruction to perform an unconditional branch, i.e., GOTO, JSR. VariableLengthInstruction
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Denotes an instruction to be a variable length instruction, such as GOTO, JSR, LOOKUPSWITCH and TABLESWITCH. Visitor
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Interface implementing the Visitor pattern programming style. |
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Classes in org.apache.bcel.generic used by org.apache.bcel.util| InstructionHandle
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Instances of this class give users a handle to the instructions contained in an InstructionList. InstructionList
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This class is a container for a list of Instruction objects. |
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Classes in org.apache.bcel.generic used by org.apache.bcel.verifier.statics| Type
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Abstract super class for all possible java types, namely basic types such as int, object types like String and array types, e.g. int[] |
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Classes in org.apache.bcel.generic used by org.apache.bcel.verifier.structurals| AALOAD
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AALOAD - Load reference from array Stack: ..., arrayref, index -> value AASTORE
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AASTORE - Store into reference array Stack: ..., arrayref, index, value -> ... ACONST_NULL
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ACONST_NULL - Push null reference Stack: ... ALOAD
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ALOAD - Load reference from local variable Stack: ... ANEWARRAY
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ANEWARRAY - Create new array of references Stack: ..., count -> ..., arrayref ARETURN
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ARETURN - Return reference from method Stack: ..., objectref -> <empty> ARRAYLENGTH
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ARRAYLENGTH - Get length of array Stack: ..., arrayref -> ..., length ASTORE
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ASTORE - Store reference into local variable Stack ..., objectref -> ... ATHROW
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ATHROW - Throw exception Stack: ..., objectref -> objectref BALOAD
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BALOAD - Load byte or boolean from array Stack: ..., arrayref, index -> ..., value BASTORE
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BASTORE - Store into byte or boolean array Stack: ..., arrayref, index, value -> ... BIPUSH
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BIPUSH - Push byte on stack Stack: ... BREAKPOINT
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BREAKPOINT, JVM dependent, ignored by default CALOAD
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CALOAD - Load char from array Stack: ..., arrayref, index -> ..., value CASTORE
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CASTORE - Store into char array Stack: ..., arrayref, index, value -> ... CHECKCAST
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CHECKCAST - Check whether object is of given type Stack: ..., objectref -> ..., objectref ConstantPoolGen
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This class is used to build up a constant pool. CPInstruction
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Abstract super class for instructions that use an index into the constant pool such as LDC, INVOKEVIRTUAL, etc. D2F
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D2F - Convert double to float Stack: ..., value.word1, value.word2 -> ..., result D2I
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D2I - Convert double to int Stack: ..., value.word1, value.word2 -> ..., result D2L
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D2L - Convert double to long Stack: ..., value.word1, value.word2 -> ..., result.word1, result.word2 DADD
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DADD - Add doubles Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result1.word2 DALOAD
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DALOAD - Load double from array Stack: ..., arrayref, index -> ..., result.word1, result.word2 DASTORE
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DASTORE - Store into double array Stack: ..., arrayref, index, value.word1, value.word2 -> ... DCMPG
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DCMPG - Compare doubles: value1 > value2 Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result DCMPL
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DCMPL - Compare doubles: value1 < value2 Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result DCONST
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DCONST - Push 0.0 or 1.0, other values cause an exception Stack: ... DDIV
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DDIV - Divide doubles Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 DLOAD
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DLOAD - Load double from local variable Stack ... DMUL
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DMUL - Multiply doubles Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 DNEG
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DNEG - Negate double Stack: ..., value.word1, value.word2 -> ..., result.word1, result.word2 DREM
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DREM - Remainder of doubles Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 DRETURN
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DRETURN - Return double from method Stack: ..., value.word1, value.word2 -> <empty> DSTORE
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DSTORE - Store double into local variable Stack: ..., value.word1, value.word2 -> ... DSUB
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DSUB - Substract doubles Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 DUP
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DUP - Duplicate top operand stack word Stack: ..., word -> ..., word, word DUP_X1
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DUP_X1 - Duplicate top operand stack word and put two down Stack: ..., word2, word1 -> ..., word1, word2, word1 DUP_X2
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DUP_X2 - Duplicate top operand stack word and put three down Stack: ..., word3, word2, word1 -> ..., word1, word3, word2, word1 DUP2
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DUP2 - Duplicate two top operand stack words Stack: ..., word2, word1 -> ..., word2, word1, word2, word1 DUP2_X1
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DUP2_X1 - Duplicate two top operand stack words and put three down Stack: ..., word3, word2, word1 -> ..., word2, word1, word3, word2, word1 DUP2_X2
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DUP2_X2 - Duplicate two top operand stack words and put four down Stack: ..., word4, word3, word2, word1 -> ..., word2, word1, word4, word3, word2, word1 EmptyVisitor
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Supplies empty method bodies to be overridden by subclasses. F2D
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F2D - Convert float to double Stack: ..., value -> ..., result.word1, result.word2 F2I
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F2I - Convert float to int Stack: ..., value -> ..., result F2L
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F2L - Convert float to long Stack: ..., value -> ..., result.word1, result.word2 FADD
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FADD - Add floats Stack: ..., value1, value2 -> result FALOAD
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FALOAD - Load float from array Stack: ..., arrayref, index -> ..., value FASTORE
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FASTORE - Store into float array Stack: ..., arrayref, index, value -> ... FCMPG
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FCMPG - Compare floats: value1 > value2 Stack: ..., value1, value2 -> ..., result FCMPL
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FCMPL - Compare floats: value1 < value2 Stack: ..., value1, value2 -> ..., result FCONST
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FCONST - Push 0.0, 1.0 or 2.0, other values cause an exception Stack: ... FDIV
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FDIV - Divide floats Stack: ..., value1, value2 -> result FieldInstruction
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Super class for the GET/PUTxxx family of instructions. FLOAD
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FLOAD - Load float from local variable Stack ... FMUL
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FMUL - Multiply floats Stack: ..., value1, value2 -> result FNEG
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FNEG - Negate float Stack: ..., value -> ..., result FREM
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FREM - Remainder of floats Stack: ..., value1, value2 -> result FRETURN
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FRETURN - Return float from method Stack: ..., value -> <empty> FSTORE
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FSTORE - Store float into local variable Stack: ..., value -> ... FSUB
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FSUB - Substract floats Stack: ..., value1, value2 -> result GETFIELD
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GETFIELD - Fetch field from object Stack: ..., objectref -> ..., value OR Stack: ..., objectref -> ..., value.word1, value.word2 GETSTATIC
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GETSTATIC - Fetch static field from class Stack: ..., -> ..., value OR Stack: ..., -> ..., value.word1, value.word2 GOTO
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GOTO - Branch always (to relative offset, not absolute address) GOTO_W
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GOTO_W - Branch always (to relative offset, not absolute address) I2B
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I2B - Convert int to byte Stack: ..., value -> ..., result I2C
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I2C - Convert int to char Stack: ..., value -> ..., result I2D
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I2D - Convert int to double Stack: ..., value -> ..., result.word1, result.word2 I2F
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I2F - Convert int to float Stack: ..., value -> ..., result I2L
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I2L - Convert int to long Stack: ..., value -> ..., result.word1, result.word2 I2S
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I2S - Convert int to short Stack: ..., value -> ..., result IADD
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IADD - Add ints Stack: ..., value1, value2 -> result IALOAD
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IALOAD - Load int from array Stack: ..., arrayref, index -> ..., value IAND
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IAND - Bitwise AND int Stack: ..., value1, value2 -> ..., result IASTORE
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IASTORE - Store into int array Stack: ..., arrayref, index, value -> ... ICONST
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ICONST - Push value between -1, ..., 5, other values cause an exception Stack: ... IDIV
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IDIV - Divide ints Stack: ..., value1, value2 -> result IF_ACMPEQ
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IF_ACMPEQ - Branch if reference comparison succeeds Stack: ..., value1, value2 -> ... IF_ACMPNE
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IF_ACMPNE - Branch if reference comparison doesn't succeed Stack: ..., value1, value2 -> ... IF_ICMPEQ
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IF_ICMPEQ - Branch if int comparison succeeds Stack: ..., value1, value2 -> ... IF_ICMPGE
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IF_ICMPGE - Branch if int comparison succeeds Stack: ..., value1, value2 -> ... IF_ICMPGT
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IF_ICMPGT - Branch if int comparison succeeds Stack: ..., value1, value2 -> ... IF_ICMPLE
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IF_ICMPLE - Branch if int comparison succeeds Stack: ..., value1, value2 -> ... IF_ICMPLT
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IF_ICMPLT - Branch if int comparison succeeds Stack: ..., value1, value2 -> ... IF_ICMPNE
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IF_ICMPNE - Branch if int comparison doesn't succeed Stack: ..., value1, value2 -> ... IFEQ
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IFEQ - Branch if int comparison with zero succeeds Stack: ..., value -> ... IFGE
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IFGE - Branch if int comparison with zero succeeds Stack: ..., value -> ... IFGT
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IFGT - Branch if int comparison with zero succeeds Stack: ..., value -> ... IFLE
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IFLE - Branch if int comparison with zero succeeds Stack: ..., value -> ... IFLT
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IFLT - Branch if int comparison with zero succeeds Stack: ..., value -> ... IFNE
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IFNE - Branch if int comparison with zero succeeds Stack: ..., value -> ... IFNONNULL
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IFNONNULL - Branch if reference is not null Stack: ..., reference -> ... IFNULL
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IFNULL - Branch if reference is not null Stack: ..., reference -> ... IINC
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IINC - Increment local variable by constant ILOAD
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ILOAD - Load int from local variable onto stack Stack: ... IMPDEP1
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IMPDEP1 - Implementation dependent IMPDEP2
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IMPDEP2 - Implementation dependent IMUL
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IMUL - Multiply ints Stack: ..., value1, value2 -> result INEG
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INEG - Negate int Stack: ..., value -> ..., result INSTANCEOF
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INSTANCEOF - Determine if object is of given type Stack: ..., objectref -> ..., result InstructionHandle
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Instances of this class give users a handle to the instructions contained in an InstructionList. InvokeInstruction
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Super class for the INVOKExxx family of instructions. INVOKEINTERFACE
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INVOKEINTERFACE - Invoke interface method Stack: ..., objectref, [arg1, [arg2 ...]] INVOKESPECIAL
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INVOKESPECIAL - Invoke instance method; special handling for superclass, private and instance initialization method invocations Stack: ..., objectref, [arg1, [arg2 ...]] INVOKESTATIC
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INVOKESTATIC - Invoke a class (static) method Stack: ..., [arg1, [arg2 ...]] INVOKEVIRTUAL
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INVOKEVIRTUAL - Invoke instance method; dispatch based on class Stack: ..., objectref, [arg1, [arg2 ...]] IOR
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IOR - Bitwise OR int Stack: ..., value1, value2 -> ..., result IREM
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IREM - Remainder of int Stack: ..., value1, value2 -> result IRETURN
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IRETURN - Return int from method Stack: ..., value -> <empty> ISHL
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ISHL - Arithmetic shift left int Stack: ..., value1, value2 -> ..., result ISHR
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ISHR - Arithmetic shift right int Stack: ..., value1, value2 -> ..., result ISTORE
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ISTORE - Store int from stack into local variable Stack: ..., value -> ... ISUB
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ISUB - Substract ints Stack: ..., value1, value2 -> result IUSHR
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IUSHR - Logical shift right int Stack: ..., value1, value2 -> ..., result IXOR
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IXOR - Bitwise XOR int Stack: ..., value1, value2 -> ..., result JSR
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JSR - Jump to subroutine JSR_W
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JSR_W - Jump to subroutine L2D
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L2D - Convert long to double Stack: ..., value.word1, value.word2 -> ..., result.word1, result.word2 L2F
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L2F - Convert long to float Stack: ..., value.word1, value.word2 -> ..., result L2I
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L2I - Convert long to int Stack: ..., value.word1, value.word2 -> ..., result LADD
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LADD - Add longs Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 LALOAD
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LALOAD - Load long from array Stack: ..., arrayref, index -> ..., value1, value2 LAND
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LAND - Bitwise AND longs Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 LASTORE
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LASTORE - Store into long array Stack: ..., arrayref, index, value.word1, value.word2 -> ... LCMP
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LCMP - Compare longs: Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result <= -1, 0, 1> LCONST
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LCONST - Push 0 or 1, other values cause an exception Stack: ... LDC
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LDC - Push item from constant pool. LDC_W
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LDC_W - Push item from constant pool (wide index) Stack: ... LDC2_W
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LDC2_W - Push long or double from constant pool Stack: ... LDIV
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LDIV - Divide longs Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 LLOAD
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LLOAD - Load long from local variable Stack ... LMUL
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LMUL - Multiply longs Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 LNEG
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LNEG - Negate long Stack: ..., value.word1, value.word2 -> ..., result.word1, result.word2 LoadClass
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Denotes that an instruction may start the process of loading and resolving the referenced class in the Virtual Machine. LoadInstruction
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Denotes an unparameterized instruction to load a value from a local variable, e.g. LocalVariableInstruction
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Abstract super class for instructions dealing with local variables. LOOKUPSWITCH
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LOOKUPSWITCH - Switch with unordered set of values LOR
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LOR - Bitwise OR long Stack: ..., value1, value2 -> ..., result LREM
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LREM - Remainder of long Stack: ..., value1, value2 -> result LRETURN
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LRETURN - Return long from method Stack: ..., value.word1, value.word2 -> <empty> LSHL
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LSHL - Arithmetic shift left long Stack: ..., value1.word1, value1.word2, value2 -> ..., result.word1, result.word2 LSHR
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LSHR - Arithmetic shift right long Stack: ..., value1.word1, value1.word2, value2 -> ..., result.word1, result.word2 LSTORE
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LSTORE - Store long into local variable Stack: ..., value.word1, value.word2 -> ... LSUB
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LSUB - Substract longs Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -> ..., result.word1, result.word2 LUSHR
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LUSHR - Logical shift right long Stack: ..., value1, value2 -> ..., result LXOR
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LXOR - Bitwise XOR long Stack: ..., value1, value2 -> ..., result MethodGen
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Template class for building up a method. MONITORENTER
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MONITORENTER - Enter monitor for object Stack: ..., objectref -> ... MONITOREXIT
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MONITOREXIT - Exit monitor for object Stack: ..., objectref -> ... MULTIANEWARRAY
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MULTIANEWARRAY - Create new mutidimensional array of references Stack: ..., count1, [count2, ...] NEW
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NEW - Create new object Stack: ... NEWARRAY
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NEWARRAY - Create new array of basic type (int, short, ...) NOP
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NOP - Do nothing ObjectType
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Denotes reference such as java.lang.String. POP
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POP - Pop top operand stack word Stack: ..., word -> ... POP2
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POP2 - Pop two top operand stack words Stack: ..., word2, word1 -> ... PUTFIELD
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PUTFIELD - Put field in object Stack: ..., objectref, value -> ... PUTSTATIC
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PUTSTATIC - Put static field in class Stack: ..., value -> ... ReferenceType
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Super class for object and array types. RET
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RET - Return from subroutine Stack: ..., -> ..., address RETURN
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RETURN - Return from void method Stack: ... ReturnInstruction
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Super class for the xRETURN family of instructions. SALOAD
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SALOAD - Load short from array Stack: ..., arrayref, index -> ..., value SASTORE
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SASTORE - Store into short array Stack: ..., arrayref, index, value -> ... SIPUSH
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SIPUSH - Push short Stack: ... StackConsumer
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Denote an instruction that may consume a value from the stack. StackInstruction
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Super class for stack operations like DUP and POP. StackProducer
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Denote an instruction that may produce a value on top of the stack (this excludes DUP_X1, e.g.) StoreInstruction
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Denotes an unparameterized instruction to store a value into a local variable, e.g. SWAP
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SWAP - Swa top operand stack word Stack: ..., word2, word1 -> ..., word1, word2 TABLESWITCH
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TABLESWITCH - Switch within given range of values, i.e., low..high Type
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Abstract super class for all possible java types, namely basic types such as int, object types like String and array types, e.g. int[] Visitor
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Interface implementing the Visitor pattern programming style. |
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