public EmitSyntax Build(EmitSyntax emit)
{
int rows = table.RowCount;
int columns = table.ColumnCount;
Ref<Labels> END = emit.Labels.Generate().GetRef();
Ref<Labels>[] labels = new Ref<Labels>[rows];
for (int i = 0; i != rows; ++i)
{
labels[i] = emit.Labels.Generate().GetRef();
}
emit
.Do(LdRow)
.Switch(labels)
.Ldc_I4(-1)
.Br(END)
;
var columnRange = new IntInterval(0, columns - 1);
var columnFrequency = new UniformIntFrequency(columnRange);
for (int i = 0; i != rows; ++i)
{
var switchEmitter = SwitchGenerator.Sparse(table.GetRow(i), columnRange, columnFrequency);
emit.Label(labels[i].Def);
switchEmitter.Build(emit, LdCol, SwitchGenerator.LdValueAction(END));
}
return emit .Label(END.Def);
}
public void TestElementaryChecks()
{
const int DefaultValue = -100;
var elementToAction = new MutableIntMap<int>();
elementToAction.DefaultValue = DefaultValue;
var bounds = new IntInterval(0, 9);
var frequency = new UniformIntFrequency(bounds);
elementToAction.Set(new IntArrow<int>(2, 100));
elementToAction.Set(new IntArrow<int>(5, 200));
var target = new DecisionTreeBuilder(platformInfo);
var node = target.Build(elementToAction, bounds, frequency);
PrintProgram(node, target.DefaultActionDecision);
}
public void TestSameActionUnification()
{
var frequency = new UniformIntFrequency(new IntInterval(-100, 100));
const int DefaultValue = -100;
var elementToAction = new MutableIntMap<int>();
elementToAction.DefaultValue = DefaultValue;
elementToAction.Set(new IntArrow<int>(1, 1));
elementToAction.Set(new IntArrow<int>(3, 49, 1));
elementToAction.Set(new IntArrow<int>(51, 1));
elementToAction.Set(new IntArrow<int>(54, 100, 1));
var target = new DecisionTreeBuilder(platformInfo);
var bounds = new IntInterval(0, 1000);
var node = target.Build(elementToAction, bounds, frequency);
PrintProgram(node);
}