Re: bootstrap/3589: GCC 3.0-CVS illegal instruction on hppa1.1-proelf

[Vladimir Makarov <vmakarov at redhat dot com>]

law@redhat.com wrote:
> 
>  In message <3CA0ADA7.34D73D79@OARcorp.com>, Joel Sherrill writes:
>  > Could the __PRO__ (or something similar) be part of the cpp predefines
>  > for this configuration so non-gcc assembly can do the right thing?  I
>  > know that at least libgloss and RTEMS have hppa assembly.
> It would be fairly trivial.  It could be added to CPP_PREDEFINES in
> pa-pro-end.h
> 
>  > Of course, this all begs the bigger question... how many embedded hppa
>  > users are there really? :)
> Very very few.  The embedded PA consortium basically broke up in the late
> 90s and we haven't had customers for these tools since.  As a result they
> are basically unsupported/bitrotting.  Looking to the future, I don't expect
> to see embedded PA customers.  It just doesn't make sense given the
> availability to MIPS, PPC & Arm embedded processors.
> 
>  > > 2002-03-26  Vladimir Makarov  <vmakarov@redhat.com>
>  > >
>  > >         * pa/t-pro (TARGET_LIBGCC2_CFLAGS): New macro.
>  > >
>  > >         * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __PRO__ is
>  > >         defined.
>  > >
>  > > Index: pa/lib2funcs.asm
>  > > ===================================================================
>  > > RCS file: /cvs/gcc/gcc/gcc/config/pa/lib2funcs.asm,v
>  > > retrieving revision 1.6
>  > > diff -c -p -r1.6 lib2funcs.asm
>  > > *** lib2funcs.asm       2001/04/16 18:30:45     1.6
>  > > --- lib2funcs.asm       2002/03/26 16:57:10
>  > > ***************
>  > > *** 28,33 ****
>  > > --- 28,34 ----
>  > >   ;  the Free Software Foundation, 59 Temple Place - Suite 330,
>  > >   ;  Boston, MA 02111-1307, USA.
>  > >
>  > > + #ifndef __PRO__
>  > >         .SPACE $PRIVATE$
>  > >         .SUBSPA $DATA$,QUAD=1,ALIGN=8,ACCESS=31
>  > >         .SUBSPA $BSS$,QUAD=1,ALIGN=8,ACCESS=31,ZERO,SORT=82
>  > > ***************
>  > > *** 35,45 ****
>  > >         .SUBSPA $LIT$,QUAD=0,ALIGN=8,ACCESS=44
>  > >         .SUBSPA $CODE$,QUAD=0,ALIGN=8,ACCESS=44,CODE_ONLY
>  > >         .SUBSPA $MILLICODE$,QUAD=0,ALIGN=8,ACCESS=44,SORT=8
>  > > !
>  > >         .IMPORT $$dyncall,MILLICODE
>  > >         .SPACE $TEXT$
>  > >         .SUBSPA $CODE$
>  > > !
>  > >   ; Simply call with the address of the desired import stub in %r22 and
>  > >   ; arguments in the normal place (%r26-%r23 and stack slots).
>  > >   ;
>  > > --- 36,49 ----
>  > >         .SUBSPA $LIT$,QUAD=0,ALIGN=8,ACCESS=44
>  > >         .SUBSPA $CODE$,QUAD=0,ALIGN=8,ACCESS=44,CODE_ONLY
>  > >         .SUBSPA $MILLICODE$,QUAD=0,ALIGN=8,ACCESS=44,SORT=8
>  > > ! #endif
>  > >         .IMPORT $$dyncall,MILLICODE
>  > > + #ifndef __PRO__
>  > >         .SPACE $TEXT$
>  > >         .SUBSPA $CODE$
>  > > ! #else
>  > > !       .text
>  > > ! #endif
>  > >   ; Simply call with the address of the desired import stub in %r22 and
>  > >   ; arguments in the normal place (%r26-%r23 and stack slots).
>  > >   ;
>  > > Index: pa/t-pro
>  > > ===================================================================
>  > > RCS file: /cvs/gcc/gcc/gcc/config/pa/t-pro,v
>  > > retrieving revision 1.8
>  > > diff -c -p -r1.8 t-pro
>  > > *** t-pro       2002/02/16 22:30:35     1.8
>  > > --- t-pro       2002/03/26 16:57:10
>  > > *************** T_ADAFLAGS=-mdisable-indexing
>  > > *** 2,7 ****
>  > > --- 2,11 ----
>  > >
>  > >   LIB2FUNCS_EXTRA=lib2funcs.asm
>  > >
>  > > + # The following macro definition is used to switch off usage of .SPACE
>  > > + # and .SUBSPACE pseudo-ops in lib2funcs.asm for elf targets.
>  > > + TARGET_LIBGCC2_CFLAGS=-D__PRO__
>  > > +
>  > >   # We want fine grained libraries, so use the new code to build the
>  > >   # floating point emulation libraries.
>  > >   FPBIT = fp-bit.c
>  > >
>  > > http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc
>  > &pr=3589
> Vlad can you move the -D__PRO__ into the CPP_PREDEFINES in pa-pro-end.h?

Ok, I'll rewrite the patch and resend it again.

Vlad