Remove my name from the mailing list
Anirudha Sarangi
anirudha@cmcltd.com
Thu Mar 31 09:05:00 GMT 2005
Hello All,
Can anyone help me in removing my name from the gcc-help mailing list?
regards
Anirudha Sarangi
----- Original Message -----
From: "Brendon Costa" <bcosta@avdat.com.au>
To: <gcc-help@gcc.gnu.org>
Sent: Thursday, March 31, 2005 1:29 PM
Subject: Getting access to g++ tree from front end.
> Hi,
>
> I am trying to make a small modification to a local copy of gcc (In
> particular the g++ front end) that will help me in documenting
> exceptions that can be thrown by functions. I have had a look at most of
> the gcc documentation i could find and it has been helpful, but i am
> currently stuck in where to look next. I know roughly how i want to
> implement this code, but i need to find an appropriate place to "hook
> into the g++ fronten code". What i need at the point of where i hook in,
> is just the intermediate tree generated by the C++ front end. This is
> the one spoken of in chapter 9 of the document "GNU Compiler Collection
> (GCC) Internals" where it talks about the intermediate representation
> used by the C and C++ front ends. I assume that this tree is generated,
> and then converted to a GIMPLE tree and then later to RTL, but what
> happens with it after i have used it is really none of my concern.
>
> Questions:
>
> 1) Does gcc generate this full tree before it compiles the code (I.e.
> generates RTL and then assembly etc), and if not is there any point in
> time where this intermediate tree is complete so that i can get access
> to all information parsed in the given g++ session.
>
> 2) If there is a full tree generated, where is the best place to get
> that tree for my purposes (I will not be modifying the tree just
> iterating through it getting the appropriate information that i need and
> saving it externally)?
>
> 3) If the tree is never generated in its entirety at any point, i
> noticed that in the gcc/toplev.c file there is a function called:
> rest_of_compilation which is called for each function being compiled
> from what i can tell. It there something similar inside the front end
> where i can hook into that will give the full tree/branch for each
> function in the parsed file(s)?
>
>
> Thanks for any help,
> Brendon.
>
>
>
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