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Re: [parisc-linux] binutils 2.15?
- From: "Joel Soete" <soete dot joel at tiscali dot be>
- To: "Jakub Jelinek" <jakub at redhat dot com>,"John David Anglin" <dave at hiauly1 dot hia dot nrc dot ca>
- Cc: "Alan Modra" <amodra at bigpond dot net dot au>,parisc-linux at parisc-linux dot org,binutils at sources dot redhat dot com
- Date: Thu, 22 Jul 2004 12:08:45 +0200
- Subject: Re: [parisc-linux] binutils 2.15?
Hello all,
Sorry for so late feedback but I just test the cvs I co this morning (20040722)
and this pb seems to be fixed ;)
Thanks to all,
Joel
>
> On Thu, Jul 01, 2004 at 06:49:44PM -0400, John David Anglin wrote:
> > The enclosed patch moves .plt back to where it was before Jakub's change
> > when NO_SMALL_DATA isn't defined. We don't define NO_SMALL_DATA on
> > PA-RISC as we need support for .sbss and .sdata.
> >
> > This fixes the regressions. The alternatives look messy impacting
> > both gcc and glibc.
>
> I think you want a new variable to control that instead (set on just hppa,
> not set on other arches).
> There are many small data targets where you IMHO want .plt where it is
ATM
> (anything starting from .data onwards can be overwritten by buffer overflow,
> backward data overflows are much less common), and furthermore rewriting
> all the ld/testsuite tests again takes a lot of time.
>
> > 2004-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
> >
> > * scripttempl/elf.sc: Place PLT before GOT when NO_SMALL_DATA is not
> > defined.
> >
> > Index: scripttempl/elf.sc
> > ===================================================================
> > RCS file: /cvs/src/src/ld/scripttempl/elf.sc,v
> > retrieving revision 1.45
> > diff -u -3 -p -r1.45 elf.sc
> > --- scripttempl/elf.sc 15 Jun 2004 16:39:17 -0000 1.45
> > +++ scripttempl/elf.sc 1 Jul 2004 22:03:14 -0000
> > @@ -358,7 +358,7 @@ cat <<EOF
> > ${RELOCATING+${DATA_SEGMENT_RELRO_END}}
> > ${NO_SMALL_DATA+${RELRO_NOW-${SEPARATE_GOTPLT-${GOT}}}}
> >
> > - ${DATA_PLT+${PLT}}
> > + ${NO_SMALL_DATA+${DATA_PLT+${PLT}}}
> >
> > .data ${RELOCATING-0} :
> > {
> > @@ -370,6 +370,7 @@ cat <<EOF
> > .data1 ${RELOCATING-0} : { *(.data1) }
> > ${WRITABLE_RODATA+${RODATA}}
> > ${OTHER_READWRITE_SECTIONS}
> > + ${NO_SMALL_DATA-${DATA_PLT+${PLT}}}
> > ${RELOCATING+${OTHER_GOT_SYMBOLS}}
> > ${NO_SMALL_DATA-${GOT}}
> > ${OTHER_GOT_SECTIONS}
>
> Jakub
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