Ada Programming/Attributes/'Address


Ada Lovelace 1838.jpg

DescriptionEdit

X'Address is an Ada attribute where X is any object, subprogram, package, task, label or other entity.

'Address may be used to return the address of the first element allocated to X. 'Address may also be used to set the address of X.

ExampleEdit

   -- Hardware register
   Device_Input_Value : Integer_32;
   for Device_Input_Value'Address use To_Address (16#8000_05C4#);
<<Entry_Point>>    -- Label
   for Entry_Point'Address use To_Address (16#0000_003A#);

See alsoEdit

WikibookEdit

Ada Reference ManualEdit

Last modified on 5 January 2009, at 23:53