/* Overridden from SIRStream: */
public void setWork(JMethodDeclaration work) {
// if new work function has no I/O rates and old one does,
// then transfer rates to new one. This is an ugly remnant of
// the old mode of operation, where I/O rates were stored
// outside the function.
if (!work.doesIO()) {
work.setPeek(getWork().getPeek());
work.setPop(getWork().getPop());
work.setPush(getWork().getPush());
}
addReplacementMethod(work, getWork());
getPhases()[0] = work;
}
public SIRFilter(
SIRContainer parent,
String ident,
JFieldDeclaration[] fields,
JMethodDeclaration[] methods,
JExpression peek,
JExpression pop,
JExpression push,
JMethodDeclaration work,
CType inputType,
CType outputType) {
super(
parent,
ident,
fields,
methods,
new JMethodDeclaration[0], // initPhases
new JMethodDeclaration[1], // phases
inputType,
outputType);
// Create a single phase corresponding to the work function.
// if work function is null, make a dummy one just to hold I/O rates
if (work == null) {
work = new JMethodDeclaration("Placeholder method for SIRFilter");
}
getPhases()[0] = work;
work.setPeek(peek);
work.setPop(pop);
work.setPush(push);
// Confirm that the work function is in the methods array.
if (work != null) addReplacementMethod(work, work);
// check for void type if we have 0 inputs or outputs
assert this instanceof SIRTwoStageFilter
|| ((!(peek instanceof JIntLiteral) || ((JIntLiteral) peek).intValue() > 0)
|| inputType == CStdType.Void)
: "Filter "
+ this
+ " declares peek rate of 0 but has input type of "
+ inputType
+ " which should be Void instead.";
assert this instanceof SIRTwoStageFilter
|| ((!(push instanceof JIntLiteral) || ((JIntLiteral) push).intValue() > 0)
|| outputType == CStdType.Void)
: "Filter "
+ this
+ " declares push rate of 0 but has output type of "
+ outputType
+ " which should be Void instead.";
}
