private void AddBranch(OffsetInstruction instruction, Label label) {
if (_currentStackDepth == -1) {
return; // this code is unreachable
}
AddInstruction(instruction);
label.NoteStackSize();
label.SetOffset(instruction);
}
public void SetOffset(OffsetInstruction instruction) {
//TODO some work here to verify expectedStackSize
if (_index == -1) {
this._offsetInstructions.Add(instruction);
} else {
int index = _compiler._instructions.IndexOf(instruction);
int offset = _index - index;
instruction.SetOffset(offset);
}
}
public void RemoveBinding(OffsetInstruction instruction) {
this._offsetInstructions.Remove(instruction);
}
public void AddBranch(OffsetInstruction instruction, Label label, bool hasValue) {
List<OffsetInstruction> branches;
if (!labels.TryGetValue(label, out branches)) {
branches = new List<OffsetInstruction>();
labels[label] = branches;
labelHasValue[label] = hasValue;
}
Debug.Assert(labelHasValue[label] == hasValue);
branches.Add(instruction);
}
private void EmitBranch(OffsetInstruction instruction, BranchLabel label)
{
Emit(instruction);
label.AddBranch(this, Count - 1);
}
private void EmitBranch(OffsetInstruction instruction, BranchLabel label) {
Emit(instruction);
label.AddBranch(this, Count - 1);
}