// Go through and slap *_S everywhere it's needed for branches
private void PatchBranches()
{
foreach (var start in BranchPatches.Keys.OrderBy(o => o).AsEnumerable())
{
var item = BranchPatches[start];
var label = item.Item1;
var patcher = item.Item2;
var originalOp = item.Item3;
if (!Marks.ContainsKey(label))
{
throw new SigilVerificationException("Usage of unmarked label " + label, IL.Instructions(AllLocals));
}
var stop = Marks[label];
var distance = IL.ByteDistance(start, stop);
if (distance >= sbyte.MinValue && distance <= sbyte.MaxValue)
{
if (originalOp == OpCodes.Switch)
{
// No short form to be had
continue;
}
if (originalOp == OpCodes.Br)
{
patcher(OpCodes.Br_S);
continue;
}
if (originalOp == OpCodes.Beq)
{
patcher(OpCodes.Beq_S);
continue;
}
if (originalOp == OpCodes.Bne_Un)
{
patcher(OpCodes.Bne_Un_S);
continue;
}
if (originalOp == OpCodes.Bge)
{
patcher(OpCodes.Bge_S);
continue;
}
if (originalOp == OpCodes.Bge_Un)
{
patcher(OpCodes.Bge_Un_S);
continue;
}
if (originalOp == OpCodes.Bgt)
{
patcher(OpCodes.Bgt_S);
continue;
}
if (originalOp == OpCodes.Bgt_Un)
{
patcher(OpCodes.Bgt_Un_S);
continue;
}
if (originalOp == OpCodes.Ble)
{
patcher(OpCodes.Ble_S);
continue;
}
if (originalOp == OpCodes.Ble_Un)
{
patcher(OpCodes.Ble_Un_S);
continue;
}
if (originalOp == OpCodes.Blt)
{
patcher(OpCodes.Blt_S);
continue;
}
if (originalOp == OpCodes.Blt_Un)
{
patcher(OpCodes.Blt_Un_S);
continue;
}
if (originalOp == OpCodes.Brfalse)
{
patcher(OpCodes.Brfalse_S);
continue;
}
if (originalOp == OpCodes.Brtrue)
{
patcher(OpCodes.Brtrue_S);
continue;
}
if (originalOp == OpCodes.Leave)
{
patcher(OpCodes.Leave_S);
continue;
}
throw new Exception("Unexpected OpCode: " + originalOp);
}
}
}
