/*
* THIS FILE IS MACHINE_GENERATED. DO NOT EDIT.
* See InstructionFormats.template, InstructionFormatList.dat,
* OperatorList.dat, etc.
*/
package org.jikesrvm.compilers.opt.ir;
import org.jikesrvm.VM_Configuration;
import org.jikesrvm.compilers.opt.ir.ia32.OPT_IA32ConditionOperand; //NOPMD
/**
* The OsrBarrier InstructionFormat class.
*
* The header comment for {@link OPT_Instruction} contains
* an explanation of the role of InstructionFormats in the
* opt compiler's IR.
*/
@SuppressWarnings("unused") // Machine generated code is never 100% clean
public final class OsrBarrier extends OPT_InstructionFormat {
/**
* InstructionFormat identification method for OsrBarrier.
* @param i an instruction
* @return <code>true</code> if the InstructionFormat of the argument
* instruction is OsrBarrier or <code>false</code>
* if it is not.
*/
public static boolean conforms(OPT_Instruction i) {
return conforms(i.operator);
}
/**
* InstructionFormat identification method for OsrBarrier.
* @param o an instruction
* @return <code>true</code> if the InstructionFormat of the argument
* operator is OsrBarrier or <code>false</code>
* if it is not.
*/
public static boolean conforms(OPT_Operator o) {
return o.format == OsrBarrier_format;
}
/**
* Get the operand called TypeInfo from the
* argument instruction. Note that the returned operand
* will still point to its containing instruction.
* @param i the instruction to fetch the operand from
* @return the operand called TypeInfo
*/
public static OPT_OsrTypeInfoOperand getTypeInfo(OPT_Instruction i) {
if (VM_Configuration.ExtremeAssertions && !conforms(i)) fail(i, "OsrBarrier");
return (OPT_OsrTypeInfoOperand) i.getOperand(0);
}
/**
* Get the operand called TypeInfo from the argument
* instruction clearing its instruction pointer. The returned
* operand will not point to any containing instruction.
* @param i the instruction to fetch the operand from
* @return the operand called TypeInfo
*/
public static OPT_OsrTypeInfoOperand getClearTypeInfo(OPT_Instruction i) {
if (VM_Configuration.ExtremeAssertions && !conforms(i)) fail(i, "OsrBarrier");
return (OPT_OsrTypeInfoOperand) i.getClearOperand(0);
}
/**
* Set the operand called TypeInfo in the argument
* instruction to the argument operand. The operand will
* now point to the argument instruction as its containing
* instruction.
* @param i the instruction in which to store the operand
* @param TypeInfo the operand to store
*/
public static void setTypeInfo(OPT_Instruction i, OPT_OsrTypeInfoOperand TypeInfo) {
if (VM_Configuration.ExtremeAssertions && !conforms(i)) fail(i, "OsrBarrier");
i.putOperand(0, TypeInfo);
}
/**
* Return the index of the operand called TypeInfo
* in the argument instruction.
* @param i the instruction to access.
* @return the index of the operand called TypeInfo
* in the argument instruction
*/
public static int indexOfTypeInfo(OPT_Instruction i) {
if (VM_Configuration.ExtremeAssertions && !conforms(i)) fail(i, "OsrBarrier");
return 0;
}
/**
* Does the argument instruction have a non-null
* operand named TypeInfo?
* @param i the instruction to access.
* @return <code>true</code> if the instruction has an non-null
* operand named TypeInfo or <code>false</code>
* if it does not.
*/
public static boolean hasTypeInfo(OPT_Instruction i) {
if (VM_Configuration.ExtremeAssertions && !conforms(i)) fail(i, "OsrBarrier");
return i.getOperand(0) != null;
}
/**
* Get the k'th operand called Element from the
* argument instruction. Note that the returned operand
* will still point to its containing instruction.
* @param i the instruction to fetch the operand from
* @param k the index of the operand
* @return the k'th operand called Element
*/
public static OPT_Operand getElement(OPT_Instruction i, int k) {
if (VM_Configuration.ExtremeAssertions && !conforms(i)) fail(i, "OsrBarrier");
return (OPT_Operand) i.getOperand(1+k);
}
/**
* Get the k'th operand called Element from the argument
* instruction clearing its instruction pointer. The returned
* operand will not point to any containing instruction.
* @param i the instruction to fetch the operand from
* @param k the index of the operand
* @return the k'th operand called Element
*/
public static OPT_Operand getClearElement(OPT_Instruction i, int k) {
if (VM_Configuration.ExtremeAssertions && !conforms(i)) fail(i, "OsrBarrier");
return (OPT_Operand) i.getClearOperand(1+k);
}
/**
* Set the k'th operand called Element in the argument
* instruction to the argument operand. The operand will
* now point to the argument instruction as its containing
* instruction.
* @param i the instruction in which to store the operand
* @param k the index of the operand
* @param o the operand to store
*/
public static void setElement(OPT_Instruction i, int k, OPT_Operand o) {
if (VM_Configuration.ExtremeAssertions && !conforms(i)) fail(i, "OsrBarrier");
i.putOperand(1+k, o);
}
/**
* Return the index of the k'th operand called Element
* in the argument instruction.
* @param i the instruction to access.
* @param k the index of the operand.
* @return the index of the k'th operand called Element
* in the argument instruction
*/
public static int indexOfElement(OPT_Instruction i, int k) {
if (VM_Configuration.ExtremeAssertions && !conforms(i)) fail(i, "OsrBarrier");
return 1+k;
}
/**
* Does the argument instruction have a non-null
* k'th operand named Element?
* @param i the instruction to access.
* @param k the index of the operand.
* @return <code>true</code> if the instruction has an non-null
* k'th operand named Element or <code>false</code>
* if it does not.
*/
public static boolean hasElement(OPT_Instruction i, int k) {
if (VM_Configuration.ExtremeAssertions && !conforms(i)) fail(i, "OsrBarrier");
return i.getOperand(1+k) != null;
}
/**
* Return the index of the first operand called Element
* in the argument instruction.
* @param i the instruction to access.
* @return the index of the first operand called Element
* in the argument instruction
*/
public static int indexOfElements(OPT_Instruction i)
{
if (VM_Configuration.ExtremeAssertions && !conforms(i)) fail(i, "OsrBarrier");
return 1;
}
/**
* Does the argument instruction have any operands
* named Element?
* @param i the instruction to access.
* @return <code>true</code> if the instruction has operands
* named Element or <code>false</code> if it does not.
*/
public static boolean hasElements(OPT_Instruction i)
{
if (VM_Configuration.ExtremeAssertions && !conforms(i)) fail(i, "OsrBarrier");
return i.getNumberOfOperands()-1 > 0 && i.getOperand(1) != null;
}
/**
* How many variable-length operands called Elements
* does the argument instruction have?
* @param i the instruction to access
* @return the number of operands called Elements the instruction has
*/
public static int getNumberOfElements(OPT_Instruction i)
{
if (VM_Configuration.ExtremeAssertions && !conforms(i)) fail(i, "OsrBarrier");
return i.getNumberOfOperands()-1;
}
/**
* Change the number of Elements that may be stored in
* the argument instruction to numVarOps.
* @param i the instruction to access
* @param numVarOps the new number of variable operands called Elements
* that may be stored in the instruction
*/
public static void resizeNumberOfElements(OPT_Instruction i, int numVarOps)
{
if (VM_Configuration.ExtremeAssertions && !conforms(i)) fail(i, "OsrBarrier");
if (1+numVarOps>MIN_OPERAND_ARRAY_LENGTH)
i.resizeNumberOfOperands(1+numVarOps);
else
for (int j = 1+numVarOps; j < MIN_OPERAND_ARRAY_LENGTH; j++)
i.putOperand(j, null);
}
/**
* Create an instruction of the OsrBarrier instruction format.
* @param o the instruction's operator
* @param TypeInfo the instruction's TypeInfo operand
* @param numVarOps the number of variable length operands that
* will be stored in the insruction.
* @return the newly created OsrBarrier instruction
*/
public static OPT_Instruction create(OPT_Operator o
, OPT_OsrTypeInfoOperand TypeInfo
, int numVarOps
)
{
if (VM_Configuration.ExtremeAssertions && !conforms(o)) fail(o, "OsrBarrier");
OPT_Instruction i = new OPT_Instruction(o, Math.max(1+numVarOps, MIN_OPERAND_ARRAY_LENGTH));
i.putOperand(0, TypeInfo);
return i;
}
/**
* Mutate the argument instruction into an instruction of the
* OsrBarrier instruction format having the specified
* operator and operands.
* @param i the instruction to mutate
* @param o the instruction's operator
* @param TypeInfo the instruction's TypeInfo operand
* @param numVarOps the number of variable length operands that
* will be stored in the insruction.
* @return the mutated instruction
*/
public static OPT_Instruction mutate(OPT_Instruction i, OPT_Operator o
, OPT_OsrTypeInfoOperand TypeInfo
, int numVarOps
)
{
if (VM_Configuration.ExtremeAssertions && !conforms(o)) fail(o, "OsrBarrier");
if (1+numVarOps>MIN_OPERAND_ARRAY_LENGTH)
i.resizeNumberOfOperands(1+numVarOps);
i.operator = o;
i.putOperand(0, TypeInfo);
return i;
}
}