public void Remove(Instruction instr)
{
if (!m_instrs.Contains(instr))
{
throw new ArgumentException("Instruction not in method body");
}
if (instr.Previous != null)
{
instr.Previous.Next = instr.Next;
}
if (instr.Next != null)
{
instr.Next.Previous = instr.Previous;
}
m_instrs.Remove(instr);
}
void ComputeMaxStack (InstructionCollection instructions)
{
InstructionCollection ehs = new InstructionCollection (null);
foreach (ExceptionHandler eh in instructions.Container.ExceptionHandlers)
switch (eh.Type) {
case ExceptionHandlerType.Catch :
ehs.Add (eh.HandlerStart);
break;
case ExceptionHandlerType.Filter :
ehs.Add (eh.FilterStart);
break;
}
int max = 0, current = 0;
foreach (Instruction instr in instructions) {
if (ehs.Contains (instr))
current++;
switch (instr.OpCode.StackBehaviourPush) {
case StackBehaviour.Push1:
case StackBehaviour.Pushi:
case StackBehaviour.Pushi8:
case StackBehaviour.Pushr4:
case StackBehaviour.Pushr8:
case StackBehaviour.Pushref:
case StackBehaviour.Varpush:
current++;
break;
case StackBehaviour.Push1_push1:
current += 2;
break;
}
if (max < current)
max = current;
switch (instr.OpCode.StackBehaviourPop) {
case StackBehaviour.Varpop:
break;
case StackBehaviour.Pop1:
case StackBehaviour.Popi:
case StackBehaviour.Popref:
current--;
break;
case StackBehaviour.Pop1_pop1:
case StackBehaviour.Popi_pop1:
case StackBehaviour.Popi_popi:
case StackBehaviour.Popi_popi8:
case StackBehaviour.Popi_popr4:
case StackBehaviour.Popi_popr8:
case StackBehaviour.Popref_pop1:
case StackBehaviour.Popref_popi:
current -= 2;
break;
case StackBehaviour.Popi_popi_popi:
case StackBehaviour.Popref_popi_popi:
case StackBehaviour.Popref_popi_popi8:
case StackBehaviour.Popref_popi_popr4:
case StackBehaviour.Popref_popi_popr8:
case StackBehaviour.Popref_popi_popref:
current -= 3;
break;
}
}
instructions.Container.MaxStack = max;
}
static void ComputeMaxStack(InstructionCollection instructions)
{
InstructionCollection ehs = new InstructionCollection(null);
foreach (ExceptionHandler eh in instructions.Container.ExceptionHandlers)
{
switch (eh.Type)
{
case ExceptionHandlerType.Catch:
ehs.Add(eh.HandlerStart);
break;
case ExceptionHandlerType.Filter:
ehs.Add(eh.FilterStart);
break;
}
}
int max = 0, current = 0;
foreach (Instruction instr in instructions)
{
if (ehs.Contains(instr))
{
current++;
}
switch (instr.OpCode.StackBehaviourPush)
{
case StackBehaviour.Push1:
case StackBehaviour.Pushi:
case StackBehaviour.Pushi8:
case StackBehaviour.Pushr4:
case StackBehaviour.Pushr8:
case StackBehaviour.Pushref:
case StackBehaviour.Varpush:
current++;
break;
case StackBehaviour.Push1_push1:
current += 2;
break;
}
if (max < current)
{
max = current;
}
switch (instr.OpCode.StackBehaviourPop)
{
case StackBehaviour.Varpop:
break;
case StackBehaviour.Pop1:
case StackBehaviour.Popi:
case StackBehaviour.Popref:
current--;
break;
case StackBehaviour.Pop1_pop1:
case StackBehaviour.Popi_pop1:
case StackBehaviour.Popi_popi:
case StackBehaviour.Popi_popi8:
case StackBehaviour.Popi_popr4:
case StackBehaviour.Popi_popr8:
case StackBehaviour.Popref_pop1:
case StackBehaviour.Popref_popi:
current -= 2;
break;
case StackBehaviour.Popi_popi_popi:
case StackBehaviour.Popref_popi_popi:
case StackBehaviour.Popref_popi_popi8:
case StackBehaviour.Popref_popi_popr4:
case StackBehaviour.Popref_popi_popr8:
case StackBehaviour.Popref_popi_popref:
current -= 3;
break;
}
if (current < 0)
{
current = 0;
}
}
instructions.Container.MaxStack = max;
}
static void ComputeMaxStack(InstructionCollection instructions)
{
InstructionCollection ehs = new InstructionCollection (null);
foreach (ExceptionHandler eh in instructions.Container.ExceptionHandlers) {
switch (eh.Type) {
case ExceptionHandlerType.Catch :
ehs.Add (eh.HandlerStart);
break;
case ExceptionHandlerType.Filter :
ehs.Add (eh.FilterStart);
break;
}
}
int max = 0;
foreach (Instruction instr in instructions) {
if (ehs.Contains (instr))
max++;
switch (instr.OpCode.StackBehaviourPush) {
case StackBehaviour.Push1:
case StackBehaviour.Pushi:
case StackBehaviour.Pushi8:
case StackBehaviour.Pushr4:
case StackBehaviour.Pushr8:
case StackBehaviour.Pushref:
case StackBehaviour.Varpush:
max++;
break;
case StackBehaviour.Push1_push1:
max += 2;
break;
}
if (instr.OpCode.OperandType == OperandType.InlineMethod) {
IMethodSignature signature = instr.Operand as IMethodSignature;
if (signature != null && signature.ReturnType.ReturnType.FullName != Constants.Void)
max++;
}
}
instructions.Container.MaxStack = max;
}
