public override void Visit(Model.Bytecode.BranchInstruction instruction)
{
// placeholder for target as a nop
Cecil.Cil.Instruction cilIns = processor.Create(GetCilBranchOpcode(instruction), processor.Create(Cecil.Cil.OpCodes.Nop));
Result = new List <Mono.Cecil.Cil.Instruction>()
{
cilIns
};
}
private Mono.Cecil.Cil.OpCode GetCilBranchOpcode(Model.Bytecode.BranchInstruction instruction)
{
switch (instruction.Operation)
{
case AnalysisNet.Bytecode.BranchOperation.Branch:
return(Mono.Cecil.Cil.OpCodes.Br);
case AnalysisNet.Bytecode.BranchOperation.Eq:
return(Mono.Cecil.Cil.OpCodes.Beq);
case AnalysisNet.Bytecode.BranchOperation.False:
return(Mono.Cecil.Cil.OpCodes.Brfalse);
case AnalysisNet.Bytecode.BranchOperation.Ge:
if (instruction.UnsignedOperands)
{
return(Mono.Cecil.Cil.OpCodes.Bge_Un);
}
else
{
return(Mono.Cecil.Cil.OpCodes.Bge);
}
case AnalysisNet.Bytecode.BranchOperation.Gt:
if (instruction.UnsignedOperands)
{
return(Mono.Cecil.Cil.OpCodes.Bgt_Un);
}
else
{
return(Mono.Cecil.Cil.OpCodes.Bgt);
}
case AnalysisNet.Bytecode.BranchOperation.Le:
if (instruction.UnsignedOperands)
{
return(Mono.Cecil.Cil.OpCodes.Ble_Un);
}
else
{
return(Mono.Cecil.Cil.OpCodes.Ble);
}
case AnalysisNet.Bytecode.BranchOperation.Leave:
return(Mono.Cecil.Cil.OpCodes.Leave);
case AnalysisNet.Bytecode.BranchOperation.Lt:
if (instruction.UnsignedOperands)
{
return(Mono.Cecil.Cil.OpCodes.Blt_Un);
}
else
{
return(Mono.Cecil.Cil.OpCodes.Blt);
}
case AnalysisNet.Bytecode.BranchOperation.Neq:
return(Mono.Cecil.Cil.OpCodes.Bne_Un);
case AnalysisNet.Bytecode.BranchOperation.True:
return(Mono.Cecil.Cil.OpCodes.Brtrue);
default:
throw new NotImplementedException();
}
}