public override void Process()
{
var movedBlocks = new HashSet <Block>();
var stack = new Stack <IEnumerator <Block> >();
stack.Push(new Block[] { Block }.Cast <Block>().GetEnumerator());
while (stack.Count != 0)
{
DumpBlocks(Block.Procedure);
var e = stack.Peek();
if (!e.MoveNext())
{
stack.Pop();
continue;
}
var b = e.Current;
if (b.Procedure == ProcNew || b == b.Procedure.ExitBlock || b.Procedure.EntryBlock.Succ[0] == b)
{
continue;
}
trace.Verbose("PBW: Visiting block {0}, stack depth {1}", b.DisplayName, stack.Count);
var replacer = new IdentifierRelocator(b.Procedure.Frame, ProcNew.Frame);
b.Procedure.RemoveBlock(b);
ProcNew.AddBlock(b);
b.Procedure = ProcNew;
movedBlocks.Add(b);
foreach (var stm in b.Statements)
{
if (stm.LinearAddress == 0x00000000000009c4)
{
stm.ToString();
}
stm.Instruction = replacer.ReplaceIdentifiers(stm.Instruction);
}
if (b.Succ.Count > 0)
{
stack.Push(b.Succ.GetEnumerator());
}
}
foreach (var b in movedBlocks)
{
FixExitEdges(b);
FixInboundEdges(b);
FixOutboundEdges(b);
// SanityCheck(b);
}
}
public override void Process()
{
var movedBlocks = new HashSet <Block>();
var stack = new Stack <IEnumerator <Block> >();
stack.Push(new Block[] { Block }.Cast <Block>().GetEnumerator());
var replacer = new IdentifierRelocator(ProcNew.Frame);
while (stack.Count != 0)
{
DumpBlocks(Block.Procedure);
var e = stack.Peek();
if (!e.MoveNext())
{
stack.Pop();
continue;
}
var b = e.Current;
if (b.Procedure == ProcNew || b == b.Procedure.ExitBlock || b.Procedure.EntryBlock.Succ[0] == b)
{
continue;
}
DebugEx.Inform(trace, "PromoteBlock visiting block {0}, stack depth {1}", b.Name, stack.Count);
b.Procedure.RemoveBlock(b);
ProcNew.AddBlock(b);
b.Procedure = ProcNew;
movedBlocks.Add(b);
foreach (var stm in b.Statements)
{
stm.Instruction = replacer.ReplaceIdentifiers(stm.Instruction);
}
if (b.Succ.Count > 0)
{
stack.Push(b.Succ.GetEnumerator());
}
}
foreach (var b in movedBlocks)
{
FixExitEdges(b);
FixInboundEdges(b);
FixOutboundEdges(b);
}
}
