private bool CanBranchAtInstruction(ILInstruction instruction)
{
{
var opCode = instruction.OpCode;
if (opCode.Type == OpCodeType.Branch ||
opCode.Type == OpCodeType.CondBranch ||
opCode.Type == OpCodeType.Reserved)
{
return(false);
}
}
// Check previous
var previousNode = instruction.FindPreviousSibling(n => n.NodeType != ILNodeType.Label);
if (previousNode == null)
{
return(false);
}
var previousInstruction = previousNode as ILInstruction;
if (previousInstruction != null)
{
var opCode = previousInstruction.OpCode;
if (opCode.Type == OpCodeType.Branch ||
opCode.Type == OpCodeType.CondBranch ||
opCode.Type == OpCodeType.Prefix ||
opCode.Type == OpCodeType.Reserved)
{
return(false);
}
}
// Check next
var nextNode = instruction.FindNextSibling(n => n.NodeType != ILNodeType.Label);
if (nextNode == null)
{
return(false);
}
var nextInstruction = nextNode as ILInstruction;
if (nextInstruction != null)
{
var opCode = nextInstruction.OpCode;
if (opCode.Type == OpCodeType.Branch ||
opCode.Type == OpCodeType.CondBranch ||
opCode.Type == OpCodeType.Reserved)
{
return(false);
}
}
return(true);
}