Re: Where can I get the output of the front-end.

[Pop Sébastian <pop at gauvain dot u-strasbg dot fr>]

> * I can see the functions one by one, but is there a moment during the
>   compilation  at which we  can see  the whole  program in  one single
>   tree ? (A kind of list of functions and declarations)
> 

>From cgraphunit.c:

/* Analyze the whole compilation unit once it is parsed completely.  */

void
cgraph_finalize_compilation_unit ()


>  
> * I  plugged myself  just  after  the ssa  optimizations  by adding  a 
>   function  call.  What  I  don't  manage  to  do  is  to  remove  the 
>   backend ... (My modified code still generates RTL and assembler) 
>  

Define a global variable, say "rest_of_compilation_needed", that will
control the access to the back_end:

Index: c-decl.c
===================================================================
RCS file: /home/pop/cvsroot/gcc-cvs/gcc/gcc/c-decl.c,v
retrieving revision 1.334.2.41
diff -u -3 -p -c -r1.334.2.41 c-decl.c
*** c-decl.c	13 Mar 2003 22:24:24 -0000	1.334.2.41
--- c-decl.c	4 Apr 2003 18:50:04 -0000
*************** c_expand_body_1 (fndecl, nested_p)
*** 6630,6637 ****
    input_filename = saved_input_filename;
    lineno = saved_lineno;
  
!   /* Run the optimizers and output the assembler code for this function.  */
!   rest_of_compilation (fndecl);
  
    /* Undo the GC context switch.  */
    if (nested_p)
--- 6630,6638 ----
    input_filename = saved_input_filename;
    lineno = saved_lineno;
  
!   if (rest_of_compilation_needed)
!     /* Run the optimizers and output the assembler code for this function.  */
!     rest_of_compilation (fndecl);
  
    /* Undo the GC context switch.  */
    if (nested_p)