protected internal virtual void EmitBranch(CodeGen g, OptionalLabel labelTrue, OptionalLabel labelFalse)
{
if (g == null)
throw new ArgumentNullException(nameof(g));
OperandExtensions.SetLeakedState(this, false);
EmitGet(g);
if (labelTrue != null && labelTrue.IsLabelExist)
{
g.IL.Emit(BranchSet.Normal.BrTrue, labelTrue.Value);
if (labelFalse != null && labelFalse.IsLabelExist)
{
g.IL.Emit(OpCodes.Br, labelFalse.Value);
}
}
else if (labelFalse != null && labelFalse.IsLabelExist)
{
g.IL.Emit(BranchSet.Normal.BrFalse, labelFalse.Value);
}
else
{
throw new InvalidOperationException("No labels passed");
}
}
protected internal virtual void EmitBranch(CodeGen g, OptionalLabel labelTrue, OptionalLabel labelFalse)
{
if (g == null)
{
throw new ArgumentNullException(nameof(g));
}
OperandExtensions.SetLeakedState(this, false);
EmitGet(g);
if (labelTrue != null && labelTrue.IsLabelExist)
{
g.IL.Emit(BranchSet.Normal.BrTrue, labelTrue.Value);
if (labelFalse != null && labelFalse.IsLabelExist)
{
g.IL.Emit(OpCodes.Br, labelFalse.Value);
}
}
else if (labelFalse != null && labelFalse.IsLabelExist)
{
g.IL.Emit(BranchSet.Normal.BrFalse, labelFalse.Value);
}
else
{
throw new InvalidOperationException("No labels passed");
}
}
protected override void EndImpl()
{
if (_test == null)
{
throw new InvalidOperationException("Loop condition has not been initialized");
}
if (_iter != null)
{
if (_iterUsed)
{
G.IL.MarkLabel(_lbIter);
}
_iter.Emit(G);
}
G.IL.MarkLabel(_lbTest);
var lbFalse = new OptionalLabel(G.IL);
if (_endUsed)
{
lbFalse = _lbEnd;
}
Label?lbLoopCopy = _lbLoop;
_test.EmitBranch(G, lbLoopCopy, lbFalse);
if (lbFalse.IsLabelExist)
{
G.IL.MarkLabel(lbFalse.Value);
}
G.IsReachable = true;
}
protected override void BeginImpl()
{
G.BeforeStatement();
_lbSkip = G.IL.DefineLabel();
_lbBegin = new OptionalLabel(G.IL);
_condition.EmitBranch(G, _lbBegin, _lbSkip);
if (_lbBegin.IsLabelExist)
{
G.IL.MarkLabel(_lbBegin.Value);
}
}
protected internal override void EmitBranch(CodeGen g, OptionalLabel labelTrue, OptionalLabel labelFalse)
{
OperandExtensions.SetLeakedState(this, false);
_operand.EmitBranch(g, labelTrue, labelFalse);
}
protected internal override void EmitBranch(CodeGen g, OptionalLabel labelTrue, OptionalLabel labelFalse)
{
OperandExtensions.SetLeakedState(this, false);
_operand.EmitBranch(g, labelTrue, labelFalse);
}
