public void Delete()
{
if(m_handle == null)
throw new InvalidOperationException("BasicBlock is null");
Native.DeleteBasicBlock(m_handle);
m_handle = null;
}
public BasicBlock(string name, Function function)
{
Guard.ArgumentNull(name, "name");
Guard.ArgumentNull(function, "function");
m_handle = Native.AppendBasicBlock(function.Handle, name);
m_name = name;
}
public BasicBlock(string name, LLVMBasicBlockRef* handle)
{
if(handle == null)
throw new ArgumentNullException("handle");
if(name == null)
name = Value.GetName((LLVMValueRef*)handle);
m_handle = handle;
m_name = name;
}
public BasicBlock GetInsertPoint()
{
LLVMBasicBlockRef *bb = Native.GetInsertBlock(m_builder);
if (bb == null)
{
return(null);
}
return(new BasicBlock(null, bb));
}
public Value BuildEntryBlockAlloca(Function function, TypeRef type, string varName = tmpvarname)
{
LLVMBasicBlockRef *block = Native.GetInsertBlock(m_builder);
LLVMBasicBlockRef *entry = Native.GetEntryBasicBlock(function.Handle);
Native.PositionBuilderAtEnd(m_builder, entry);
LLVMValueRef *alloca = Native.BuildAlloca(m_builder, type.Handle, varName);
Native.PositionBuilderAtEnd(m_builder, block);
return(new Value(alloca));
}
public BasicBlock(string name, LLVMBasicBlockRef *handle)
: base((LLVMValueRef *)handle)
{
m_name = name; // base.name, calls LLVM API to fetch Value name
}
