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Re: The .sbss section on ELF/x86


"H . J . Lu" <hjl@lucon.org> writes:

|> On Mon, Nov 26, 2001 at 04:57:17PM -0800, Geoff Keating wrote:
|> > > Date: Mon, 26 Nov 2001 16:54:31 -0800
|> > > From: "H . J . Lu" <hjl@lucon.org>
|> > 
|> > > ELF/x86 doesn't use/have the .sbss section. I don't want it in every
|> > > ELF/x86 binary. To the least, ld should output the .bss section only
|> > > for targets which actually use it.
|> > 
|> > I guess you could have a NO_SBSS shell variable, and conditionalise
|> > the definition on that...
|> > 
|> 
|> Like this?
|> 
|> H.J.
|> ----
|> 2001-11-26  H.J. Lu <hjl@gnu.org>
|> 
|> 	* emulparams/elf_i386.sh (NO_SMALL_DATA): Set to yes.
|> 
|> 	* scripttempl/elf.sc (SBSS): New. Define if ${NO_SMALL_DATA} 
|> 	is not empty.
|> 	(RELOCATION_SMALL_DATA): Likewise.
|> 	(SBSS2): Define if ${NO_SMALL_DATA} is not empty.
|> 	(SDATA2): Likewise.
|> 
|> Index: ld/emulparams/elf_i386.sh
|> ===================================================================
|> RCS file: /work/cvs/gnu/binutils/ld/emulparams/elf_i386.sh,v
|> retrieving revision 1.1.1.2
|> diff -d -u -p -r1.1.1.2 elf_i386.sh
|> --- ld/emulparams/elf_i386.sh	2001/08/17 16:06:08	1.1.1.2
|> +++ ld/emulparams/elf_i386.sh	2001/11/27 06:14:19
|> @@ -8,3 +8,4 @@ MACHINE=
|>  NOP=0x90909090
|>  TEMPLATE_NAME=elf32
|>  GENERATE_SHLIB_SCRIPT=yes
|> +NOSBSS=yes

That should be NO_SMALL_DATA=yes, I guess.  Additionally, ELF/m68k does
not use small data either, so this line should be added to m68kelf.sh as
well.

Andreas.

-- 
Andreas Schwab                                  "And now for something
Andreas.Schwab@suse.de				completely different."
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