From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-return-71403-listarch-gcc=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 13632 invoked by alias); 3 Apr 2003 16:14:24 -0000
Mailing-List: contact gcc-help@gcc.gnu.org; run by ezmlm
Precedence: bulk
List-Archive: <http://gcc.gnu.org/ml/gcc/>
List-Post: <mailto:gcc@gcc.gnu.org>
List-Help: <http://gcc.gnu.org/ml/>
Sender: gcc-owner@gcc.gnu.org
Received: (qmail 13623 invoked from network); 3 Apr 2003 16:14:23 -0000
Received: from unknown (HELO smtp4.wanadoo.nl) (194.134.35.175)
  by sources.redhat.com with SMTP; 3 Apr 2003 16:14:23 -0000
Received: from steven.lr-s.tudelft.nl (3eea14fc.cable.wanadoo.nl [62.234.20.252])
	by smtp4.wanadoo.nl (Postfix) with ESMTP
	id C9F763EA6A; Thu,  3 Apr 2003 18:14:21 +0200 (CEST)
Subject: Re: Where can I get the output of the front-end.
From: Steven Bosscher <s.bosscher@student.tudelft.nl>
To: Matthieu Moy <Matthieu.Moy@imag.fr>
Cc: gcc@gcc.gnu.org
In-Reply-To: <vpqhe9fy340.fsf@ecrins.imag.fr>
References: <vpqhe9fy340.fsf@ecrins.imag.fr>
Content-Type: text/plain
Content-Transfer-Encoding: 7bit
Date: Thu, 03 Apr 2003 18:01:00 -0000
Message-Id: <1049386407.757.12.camel@steven>
Mime-Version: 1.0
X-SW-Source: 2003-04/txt/msg00146.txt.bz2

Op do 03-04-2003, om 18:09 schreef Matthieu Moy:
> Hi,
> 
> I'm  still trying  to re-use  the  front-end of  GCC to  do some  code
> analysis. (I'm using the tree-ssa branch)
> 
> I begin  to understand how the  data structures are made,  but I don't
> understand *where*, in the programm, they are generated. 
> 
> What I would like to do is
> 
> C++ source -----> SSA tree ---(standard way)----> RTL
>                              \
>                               `---(my add-on)---> ...
> 
> So, I thought of  hacking the ssa -> rtl code, but  I can't find which
> function is doing so in gcc ! 
> 
> Any help appreciated, thanks,

Look at tree-optimize.c, or if you want to hook in after the SSA
optimizers are done, grep for TV_EXPAND in c-decl.c.

Greetz
Steven