Re: Bootstrap failure on powerpc-ibm-aix4.1.4.0 after ppc branch merge

["Kaveh R. Ghazi" <ghazi at caip dot rutgers dot edu>]

 > From: Geoff Keating <geoffk@cygnus.com>
 > 
 > > Date: Thu, 16 Mar 2000 17:31:01 -0500 (EST)
 > > From: "Kaveh R. Ghazi" <ghazi@caip.rutgers.edu>
 > > Cc: egcs-bugs@egcs.cygnus.com, egcs-patches@egcs.cygnus.com
 > > 
 > > 	Now that the newppc branch is merged back in, I tried
 > > bootstrapping on powerpc-ibm-aix4.1.4.0.  The first problem I had was
 > > that collect2 couldn't compile in stage1 because of missing functions
 > > normally found in libld.a.  I think x-aix41/x-aix43 used to have
 > > CLIB=-lld in it, but these lines got moved to target files so cross
 > > compiles would work.  Now t-aix43 has the CLIB setting and there is no
 > > t-aix41.  So I created one.  Here's the patch I used to get past this
 > > problem.
 > > 
 > > diff -rup orig/egcs-CVS20000316/gcc/config/rs6000/t-aix41 egcs-CVS20000316/gcc/config/rs6000/t-aix41
 > > --- orig/egcs-CVS20000316/gcc/config/rs6000/t-aix41	Thu Mar 16 11:36:29 2000
 > > +++ egcs-CVS20000316/gcc/config/rs6000/t-aix41	Thu Mar 16 10:55:55 2000
 > > @@ -0,0 +1,4 @@
 > > +# We need -lld for collect2 (actually this only matters
 > > +# for a native compiler, but this is as good a place as any
 > > +# to define the symbol).
 > > +CLIB=-lld
 > > diff -rup orig/egcs-CVS20000316/gcc/configure.in egcs-CVS20000316/gcc/configure.in
 > > --- orig/egcs-CVS20000316/gcc/configure.in	Thu Mar 16 08:33:34 2000
 > > +++ egcs-CVS20000316/gcc/configure.in	Thu Mar 16 10:57:28 2000
 > > @@ -3157,7 +3157,7 @@ changequote([,])dnl
 > >  		then
 > >  			tmake_file=rs6000/t-xnewas
 > >  		else
 > > -			tmake_file=rs6000/t-newas
 > > +			tmake_file="rs6000/t-newas rs6000/t-aix41"
 > >  		fi
 > >  		xmake_file=rs6000/x-aix41
 > >  		float_format=none
 > 
 > This is fine (with a suitable ChangeLog).


Thanks, installed (with, of course, a ChangeLog entry.)



 > > Now having done that, I got an error in stage2 when building libgcc2.a:
 > > 
 > >  > _muldi3
 > >  > xgcc: Internal compiler error: program cc1 got fatal signal 4
 > >  > make[4]: *** [libgcc2.a] Error 1
 > 
 > This is a generic bootstrap problem on ppc.  I've been waiting until
 > GCC is more stable before submitting the patch:
 > 
 > Index: flow.c
 > ===================================================================
 > RCS file: /cvs/gcc/egcs/gcc/flow.c,v
 > retrieving revision 1.235
 > diff -p -u -c -r1.235 flow.c
 > cvs server: conflicting specifications of output style
 > *** flow.c	2000/03/15 20:24:35	1.235
 > --- flow.c	2000/03/16 23:01:27
 > *************** propagate_block (bb, old, significant, f
 > *** 3302,3307 ****
 > --- 3302,3315 ----
 >   			  PUT_CODE (next, NOTE);
 >   			  NOTE_LINE_NUMBER (next) = NOTE_INSN_DELETED;
 >   			  NOTE_SOURCE_FILE (next) = 0;
 > + 
 > + 			  if ((next = next_nonnote_insn (label)) != NULL
 > + 			      && GET_CODE (next) == BARRIER)
 > + 			    {
 > + 			      PUT_CODE (next, NOTE);
 > + 			      NOTE_LINE_NUMBER (next) = NOTE_INSN_DELETED;
 > + 			      NOTE_SOURCE_FILE (next) = 0;
 > + 			    }
 >   			}
 >   		    }
 >   		}
 > 
 > -- 
 > - Geoffrey Keating <geoffk@cygnus.com>


Thanks!  It does indeed get me into bootstrap land.

--
Kaveh R. Ghazi			Engagement Manager / Project Services
ghazi@caip.rutgers.edu		Qwest Internet Solutions