Re: RFA: hook doc patch (111/112): TARGET_GET_DRAP_RTX

[Gerald Pfeifer <gerald at pfeifer dot com>]

On Sat, 16 Jan 2010, Joern Rennecke wrote:
>        * tm.texi (TARGET_GET_DRAP_RTX): Note that this is a hook.
>        Clarify language.

Okay, but...
                                                      
@deftypefn {Target Hook} rtx TARGET_GET_DRAP_RTX (void)                        
-Define this macro to an rtx for Dynamic Realign Argument Pointer if a          
+This hook should return an rtx for Dynamic Realign Argument Pointer if a       
different argument pointer register is needed to access the function's         
-argument list when stack is aligned.                                           
+argument list due to stack realignment.  Return @code{NULL} if no DRAP         
+is needed.                                                                     

...add "(DRAP)" after the initial long form of the term.

+You need not define this hook if it always returns @code{NULL}.  

Isn't this the default and could just be omitted?

Gerald