The normal process to compile a program is:
When uting the build function (in the compile menu), all theses operations occures and errors and warnings are reported if needed.
You can force HPDev to compute constantes using the calcul constantes command (in the compile menu).
You can force HPDev to compile the current Function by using the Compile command in the compile menu.
Note: When you select a new item of the project, the function you was working on is otomaticly compiled and errors are reported if needed.
Fore more information on the output file, see Linker