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org.jikesrvm.compilers.opt.ir
Class Multianewarray

java.lang.Object
  extended by org.jikesrvm.compilers.opt.ir.InstructionFormat
      extended by org.jikesrvm.compilers.opt.ir.Multianewarray

public final class Multianewarray
extends InstructionFormat

The Multianewarray InstructionFormat class. The header comment for Instruction contains an explanation of the role of InstructionFormats in the opt compiler's IR.

Field Summary
 
Fields inherited from class org.jikesrvm.compilers.opt.ir.InstructionFormat
ALoad_format, ALoad_traits, ARCH_INDEPENDENT_INSTR_FORMAT_END_format, AStore_format, AStore_traits, Athrow_format, Athrow_traits, Attempt_format, Attempt_traits, BBend_format, BBend_traits, Binary_format, Binary_traits, BooleanCmp_format, BooleanCmp_traits, BoundsCheck_format, BoundsCheck_traits, CacheOp_format, CacheOp_traits, Call_format, Call_traits, CondMove_format, CondMove_traits, Empty_format, Empty_traits, GetField_format, GetField_traits, GetStatic_format, GetStatic_traits, Goto_format, Goto_traits, GuardedBinary_format, GuardedBinary_traits, GuardedSet_format, GuardedSet_traits, GuardedUnary_format, GuardedUnary_traits, IfCmp_format, IfCmp_traits, IfCmp2_format, IfCmp2_traits, InlineGuard_format, InlineGuard_traits, InstanceOf_format, InstanceOf_traits, InstrumentedCounter_format, InstrumentedCounter_traits, Label_format, Label_traits, Load_format, Load_traits, LookupSwitch_format, LookupSwitch_traits, LowTableSwitch_format, LowTableSwitch_traits, MIN_OPERAND_ARRAY_LENGTH, MIR_BinaryAcc_format, MIR_BinaryAcc_traits, MIR_Branch_format, MIR_Branch_traits, MIR_CacheOp_format, MIR_CacheOp_traits, MIR_Call_format, MIR_Call_traits, MIR_CaseLabel_format, MIR_CaseLabel_traits, MIR_Compare_format, MIR_Compare_traits, MIR_CompareExchange_format, MIR_CompareExchange_traits, MIR_CompareExchange8B_format, MIR_CompareExchange8B_traits, MIR_CondBranch_format, MIR_CondBranch_traits, MIR_CondBranch2_format, MIR_CondBranch2_traits, MIR_CondMove_format, MIR_CondMove_traits, MIR_ConvertDW2QW_format, MIR_ConvertDW2QW_traits, MIR_Divide_format, MIR_Divide_traits, MIR_DoubleShift_format, MIR_DoubleShift_traits, MIR_Empty_format, MIR_Empty_traits, MIR_FSave_format, MIR_FSave_traits, MIR_Lea_format, MIR_Lea_traits, MIR_LowTableSwitch_format, MIR_LowTableSwitch_traits, MIR_Move_format, MIR_Move_traits, MIR_Multiply_format, MIR_Multiply_traits, MIR_Nullary_format, MIR_Nullary_traits, MIR_RDTSC_format, MIR_RDTSC_traits, MIR_Return_format, MIR_Return_traits, MIR_Set_format, MIR_Set_traits, MIR_Test_format, MIR_Test_traits, MIR_Trap_format, MIR_Trap_traits, MIR_TrapIf_format, MIR_TrapIf_traits, MIR_Unary_format, MIR_Unary_traits, MIR_UnaryAcc_format, MIR_UnaryAcc_traits, MIR_UnaryNoRes_format, MIR_UnaryNoRes_traits, MIR_XChng_format, MIR_XChng_traits, MonitorOp_format, MonitorOp_traits, Move_format, Move_traits, Multianewarray_format, Multianewarray_traits, New_format, New_traits, NewArray_format, NewArray_traits, Nullary_format, Nullary_traits, NullCheck_format, NullCheck_traits, OsrBarrier_format, OsrBarrier_traits, OsrPoint_format, OsrPoint_traits, Phi_format, Phi_traits, Prepare_format, Prepare_traits, Prologue_format, Prologue_traits, PutField_format, PutField_traits, PutStatic_format, PutStatic_traits, Return_format, Return_traits, Store_format, Store_traits, StoreCheck_format, StoreCheck_traits, TableSwitch_format, TableSwitch_traits, Trap_format, Trap_traits, TrapIf_format, TrapIf_traits, TypeCheck_format, TypeCheck_traits, Unary_format, Unary_traits, Unassigned_format, ZeroCheck_format, ZeroCheck_traits
 
Constructor Summary
Multianewarray()
           
 
Method Summary
static boolean conforms(Instruction i)
          InstructionFormat identification method for Multianewarray.
static boolean conforms(Operator o)
          InstructionFormat identification method for Multianewarray.
static Instruction create(Operator o, RegisterOperand Result, TypeOperand Type, int numVarOps)
          Create an instruction of the Multianewarray instruction format.
static Operand getClearDimension(Instruction i, int k)
          Get the k'th operand called Dimension from the argument instruction clearing its instruction pointer.
static RegisterOperand getClearResult(Instruction i)
          Get the operand called Result from the argument instruction clearing its instruction pointer.
static TypeOperand getClearType(Instruction i)
          Get the operand called Type from the argument instruction clearing its instruction pointer.
static Operand getDimension(Instruction i, int k)
          Get the k'th operand called Dimension from the argument instruction.
static int getNumberOfDimensions(Instruction i)
          How many variable-length operands called Dimensions does the argument instruction have?
static RegisterOperand getResult(Instruction i)
          Get the operand called Result from the argument instruction.
static TypeOperand getType(Instruction i)
          Get the operand called Type from the argument instruction.
static boolean hasDimension(Instruction i, int k)
          Does the argument instruction have a non-null k'th operand named Dimension?
static boolean hasDimensions(Instruction i)
          Does the argument instruction have any operands named Dimension?
static boolean hasResult(Instruction i)
          Does the argument instruction have a non-null operand named Result?
static boolean hasType(Instruction i)
          Does the argument instruction have a non-null operand named Type?
static int indexOfDimension(Instruction i, int k)
          Return the index of the k'th operand called Dimension in the argument instruction.
static int indexOfDimensions(Instruction i)
          Return the index of the first operand called Dimension in the argument instruction.
static int indexOfResult(Instruction i)
          Return the index of the operand called Result in the argument instruction.
static int indexOfType(Instruction i)
          Return the index of the operand called Type in the argument instruction.
static Instruction mutate(Instruction i, Operator o, RegisterOperand Result, TypeOperand Type, int numVarOps)
          Mutate the argument instruction into an instruction of the Multianewarray instruction format having the specified operator and operands.
static void resizeNumberOfDimensions(Instruction i, int numVarOps)
          Change the number of Dimensions that may be stored in the argument instruction to numVarOps.
static void setDimension(Instruction i, int k, Operand o)
          Set the k'th operand called Dimension in the argument instruction to the argument operand.
static void setResult(Instruction i, RegisterOperand Result)
          Set the operand called Result in the argument instruction to the argument operand.
static void setType(Instruction i, TypeOperand Type)
          Set the operand called Type in the argument instruction to the argument operand.
 
Methods inherited from class org.jikesrvm.compilers.opt.ir.InstructionFormat
fail, fail
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

Multianewarray

public Multianewarray()
Method Detail

conforms

public static boolean conforms(Instruction i)
InstructionFormat identification method for Multianewarray.

Parameters:
i - an instruction
Returns:
true if the InstructionFormat of the argument instruction is Multianewarray or false if it is not.

conforms

public static boolean conforms(Operator o)
InstructionFormat identification method for Multianewarray.

Parameters:
o - an instruction
Returns:
true if the InstructionFormat of the argument operator is Multianewarray or false if it is not.

getResult

public static RegisterOperand getResult(Instruction i)
Get the operand called Result from the argument instruction. Note that the returned operand will still point to its containing instruction.

Parameters:
i - the instruction to fetch the operand from
Returns:
the operand called Result

getClearResult

public static RegisterOperand getClearResult(Instruction i)
Get the operand called Result from the argument instruction clearing its instruction pointer. The returned operand will not point to any containing instruction.

Parameters:
i - the instruction to fetch the operand from
Returns:
the operand called Result

setResult

public static void setResult(Instruction i,
                             RegisterOperand Result)
Set the operand called Result in the argument instruction to the argument operand. The operand will now point to the argument instruction as its containing instruction.

Parameters:
i - the instruction in which to store the operand
Result - the operand to store

indexOfResult

public static int indexOfResult(Instruction i)
Return the index of the operand called Result in the argument instruction.

Parameters:
i - the instruction to access.
Returns:
the index of the operand called Result in the argument instruction

hasResult

public static boolean hasResult(Instruction i)
Does the argument instruction have a non-null operand named Result?

Parameters:
i - the instruction to access.
Returns:
true if the instruction has an non-null operand named Result or false if it does not.

getType

public static TypeOperand getType(Instruction i)
Get the operand called Type from the argument instruction. Note that the returned operand will still point to its containing instruction.

Parameters:
i - the instruction to fetch the operand from
Returns:
the operand called Type

getClearType

public static TypeOperand getClearType(Instruction i)
Get the operand called Type from the argument instruction clearing its instruction pointer. The returned operand will not point to any containing instruction.

Parameters:
i - the instruction to fetch the operand from
Returns:
the operand called Type

setType

public static void setType(Instruction i,
                           TypeOperand Type)
Set the operand called Type in the argument instruction to the argument operand. The operand will now point to the argument instruction as its containing instruction.

Parameters:
i - the instruction in which to store the operand
Type - the operand to store

indexOfType

public static int indexOfType(Instruction i)
Return the index of the operand called Type in the argument instruction.

Parameters:
i - the instruction to access.
Returns:
the index of the operand called Type in the argument instruction

hasType

public static boolean hasType(Instruction i)
Does the argument instruction have a non-null operand named Type?

Parameters:
i - the instruction to access.
Returns:
true if the instruction has an non-null operand named Type or false if it does not.

getDimension

public static Operand getDimension(Instruction i,
                                   int k)
Get the k'th operand called Dimension from the argument instruction. Note that the returned operand will still point to its containing instruction.

Parameters:
i - the instruction to fetch the operand from
k - the index of the operand
Returns:
the k'th operand called Dimension

getClearDimension

public static Operand getClearDimension(Instruction i,
                                        int k)
Get the k'th operand called Dimension from the argument instruction clearing its instruction pointer. The returned operand will not point to any containing instruction.

Parameters:
i - the instruction to fetch the operand from
k - the index of the operand
Returns:
the k'th operand called Dimension

setDimension

public static void setDimension(Instruction i,
                                int k,
                                Operand o)
Set the k'th operand called Dimension in the argument instruction to the argument operand. The operand will now point to the argument instruction as its containing instruction.

Parameters:
i - the instruction in which to store the operand
k - the index of the operand
o - the operand to store

indexOfDimension

public static int indexOfDimension(Instruction i,
                                   int k)
Return the index of the k'th operand called Dimension in the argument instruction.

Parameters:
i - the instruction to access.
k - the index of the operand.
Returns:
the index of the k'th operand called Dimension in the argument instruction

hasDimension

public static boolean hasDimension(Instruction i,
                                   int k)
Does the argument instruction have a non-null k'th operand named Dimension?

Parameters:
i - the instruction to access.
k - the index of the operand.
Returns:
true if the instruction has an non-null k'th operand named Dimension or false if it does not.

indexOfDimensions

public static int indexOfDimensions(Instruction i)
Return the index of the first operand called Dimension in the argument instruction.

Parameters:
i - the instruction to access.
Returns:
the index of the first operand called Dimension in the argument instruction

hasDimensions

public static boolean hasDimensions(Instruction i)
Does the argument instruction have any operands named Dimension?

Parameters:
i - the instruction to access.
Returns:
true if the instruction has operands named Dimension or false if it does not.

getNumberOfDimensions

public static int getNumberOfDimensions(Instruction i)
How many variable-length operands called Dimensions does the argument instruction have?

Parameters:
i - the instruction to access
Returns:
the number of operands called Dimensions the instruction has

resizeNumberOfDimensions

public static void resizeNumberOfDimensions(Instruction i,
                                            int numVarOps)
Change the number of Dimensions that may be stored in the argument instruction to numVarOps.

Parameters:
i - the instruction to access
numVarOps - the new number of variable operands called Dimensions that may be stored in the instruction

create

public static Instruction create(Operator o,
                                 RegisterOperand Result,
                                 TypeOperand Type,
                                 int numVarOps)
Create an instruction of the Multianewarray instruction format.

Parameters:
o - the instruction's operator
Result - the instruction's Result operand
Type - the instruction's Type operand
numVarOps - the number of variable length operands that will be stored in the insruction.
Returns:
the newly created Multianewarray instruction

mutate

public static Instruction mutate(Instruction i,
                                 Operator o,
                                 RegisterOperand Result,
                                 TypeOperand Type,
                                 int numVarOps)
Mutate the argument instruction into an instruction of the Multianewarray instruction format having the specified operator and operands.

Parameters:
i - the instruction to mutate
o - the instruction's operator
Result - the instruction's Result operand
Type - the instruction's Type operand
numVarOps - the number of variable length operands that will be stored in the insruction.
Returns:
the mutated instruction
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