Subject: Re: -nostdlib and NetBSD ELF note
To: Todd Vierling <tv@pobox.com>
From: David Brownlee <abs@netbsd.org>
List: tech-toolchain
Date: 09/16/2002 23:37:05
On Thu, 22 Aug 2002, Todd Vierling wrote:
> On Thu, 22 Aug 2002, David Brownlee wrote:
>
> : I have a package (cpuburn) which compiles .S files with
> : -nostdlib. The resulting files presumably lack the NetBSD
> : note and are rejected by 1.6 and later. Is there a more
> : appropriate flag to specify, or a way to get them recognised
> : as NetBSD binaries?
>
> Um, why does it need -nostdlib? Is it calling the __syscall stub directly?
> (Is it even expecting to do a kernel call at any point!?)
>
It just sits there executing MMX or similar instructions to try to
show up memory or CPU issues.
> crt0 really only works best in conjunction with libc (and crt0 is also
> excluded with -nostdlib), so if you are using -nostdlib on a program, you
> need to know Exactly what you're doing. My guess is that the use of
> -nostdlib is incorrect.
It seems plausible in this case?
On Fri, 23 Aug 2002, matthew green wrote:
> so, include the netbsd note manually then. there are docs under
> www/Documentation describing the few lines of asm required..
I _should_ be able to just link in crtbeginS.o which contains
this?
--
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