public bool IsUsedInPhi(Identifier id)
{
var src = ssa.Identifiers[id].DefStatement;
if (src == null)
{
return(false);
}
if (!(src.Instruction is Assignment assSrc))
{
return(false);
}
return(ExpressionIdentifierUseFinder.Find(ssa.Identifiers, assSrc.Src)
.Select(c => ssa.Identifiers[c].DefStatement)
.Where(d => d != null)
.Select(ph => ph !.Instruction as PhiAssignment)
.Where(ph => ph != null)
.Any());
}
public void FindNoOutParams()
{
Assert.AreEqual(0, ExpressionIdentifierUseFinder.Find(null, m.Fn("foo", m.Out(PrimitiveType.Ptr32, m.Local32("tmp")))).Count);
}
public void FindId()
{
Assert.AreEqual(1, ExpressionIdentifierUseFinder.Find(null, m.Local(PrimitiveType.Word16, "loc3")).Count);
}
public void FindIdsInBinOp()
{
Assert.AreEqual(2, ExpressionIdentifierUseFinder.Find(null, m.IAdd(
m.Local32("loc2"),
m.Local32("loc1"))).Count);
}
public void FindNone()
{
Assert.AreEqual(0, ExpressionIdentifierUseFinder.Find(null, m.Int32(3)).Count);
}