protected override void DoBuild(
EmitSyntax emit,
Pipe <EmitSyntax> ldvalue,
SwitchGeneratorAction action)
{
this.action = action;
#if false
var decisionTree = new BinaryDecisionTreeBuilder(intMap.DefaultValue, platformInfo);
var node = decisionTree.Build(intMap.Enumerate().ToArray());
#else
this.builder = new DecisionTreeBuilder(platformInfo);
var node = builder.Build(
intMap,
possibleBounds,
frequency);
#endif
this.emit = emit;
this.ldvalue = ldvalue;
this.labels = new List <Ref <Labels> >();
strategy.PlanCode(node);
strategy.GenerateCode();
// Debug.Write(node);
}
public void Test0()
{
var intArrows =
new []
{
new IntArrow <int>(0, 10),
new IntArrow <int>(2, 20),
new IntArrow <int>(5, 10, 30),
};
const int DefaultValue = -1;
var target = new BinaryDecisionTreeBuilder(DefaultValue, platformInfo);
var node = target.Build(intArrows);
PrintProgram(node);
Assert.AreEqual(DefaultValue, Eval(node, -1));
Assert.AreEqual(10, Eval(node, 0));
Assert.AreEqual(DefaultValue, Eval(node, 1));
Assert.AreEqual(20, Eval(node, 2));
Assert.AreEqual(DefaultValue, Eval(node, 3));
Assert.AreEqual(DefaultValue, Eval(node, 4));
Assert.AreEqual(30, Eval(node, 5));
Assert.AreEqual(30, Eval(node, 10));
Assert.AreEqual(DefaultValue, Eval(node, 11));
}
public void SingleValueInterval()
{
var intArrows =
new []
{
new IntArrow <int>(0, 10),
};
const int DefaultValue = -1;
var target = new BinaryDecisionTreeBuilder(DefaultValue, platformInfo);
var node = target.Build(intArrows);
PrintProgram(node);
Assert.AreEqual(DefaultValue, Eval(node, -1));
Assert.AreEqual(10, Eval(node, 0));
Assert.AreEqual(DefaultValue, Eval(node, 1));
}