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Re: Huge dynamically linked program does not run on mips-linux

To: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Subject: Re: Huge dynamically linked program does not run on mips-linux
From: Jun Sun <jsun@mvista.com>
Date: Wed, 29 Oct 2003 10:14:00 -0800
Cc: linux-mips@linux-mips.org, binutils@sources.redhat.com, jsun@mvista.com
In-reply-to: <20031029.163201.39178653.nemoto@toshiba-tops.co.jp>; from anemo@mba.ocn.ne.jp on Wed, Oct 29, 2003 at 04:32:01PM +0900
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20031022.171118.88468465.nemoto@toshiba-tops.co.jp> <20031029.163201.39178653.nemoto@toshiba-tops.co.jp>
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On Wed, Oct 29, 2003 at 04:32:01PM +0900, Atsushi Nemoto wrote:
> >>>>> On Wed, 22 Oct 2003 17:11:18 +0900 (JST), Atsushi Nemoto 
> >>>>> <anemo@mba.ocn.ne.jp> said:
> anemo> I have a problem that my huge dynamically linked program cause
> anemo> SIGSEGV or SIGBUS immediately after running from main() on
> anemo> mips-linux.
> 
> anemo> Digging into this problem, I found that GOT entries are
> anemo> corrupted.
> ...
> anemo> My program is huge enough so that older binutils causes
> anemo> "relocation truncated to fit" error.
> 
> More information.  My program's .got size exceeds 64K.  It seems the
> corruption does not happen if .got size is smaller then 64K.
> 
> $ mips-linux-readelf -e myapp
> ...
> Section Headers:
>   [Nr] Name              Type            Addr     Off    Size   ES Flg Lk Inf 
> Al
> ...
>   [21] .got              PROGBITS        100b15d0 a075d0 013a04 04 WAp  0   0 
> 16
> 

Isn't this a known problem in binutils?  IIRC, someone is working or has
added "--big-got" support.

Jun

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