From: Tony Breeds <tony@bakeyournoodle•com>
To: Stephen Rothwell <sfr@canb•auug.org.au>
Cc: Paul Gortmaker <paul.gortmaker@windriver•com>,
linux-next@vger•kernel.org, linux-kernel@vger•kernel.org,
Russell King <rmk@arm•linux.org.uk>
Subject: Re: arm build failures (Was: linux-next: triage for March 13, 2012)
Date: Wed, 14 Mar 2012 15:29:44 +1100 [thread overview]
Message-ID: <20120314042944.GB26084@thor.bakeyournoodle.com> (raw)
In-Reply-To: <20120314114115.24e59318bdac705fec61bd89@canb.auug.org.au>
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On Wed, Mar 14, 2012 at 11:41:15AM +1100, Stephen Rothwell wrote:
> On Tue, 13 Mar 2012 19:47:07 -0400 Paul Gortmaker <paul.gortmaker@windriver•com> wrote:
> >
> > ARM:netx_defconfig,pnx4008_defconfig
> > when: Mar 14, 02:43
> > why: net/core/pktgen.c: can't find a register in class 'GENERAL_REGS'
> > status:
> > fix:
> > ref: http://kisskb.ellerman.id.au/kisskb/buildresult/5869486/
>
> This is this:
>
> net/core/pktgen.c:682:2775: error: can't find a register in class 'GENERAL_REGS' while reloading 'asm'
> net/core/pktgen.c:682:3153: error: can't find a register in class 'GENERAL_REGS' while reloading 'asm'
> net/core/pktgen.c:682:2775: error: 'asm' operand has impossible constraints
> net/core/pktgen.c:682:3153: error: 'asm' operand has impossible constraints
>
> Which is a do_div() call. The relevant code does not appear to have
> changed, so this may well be a result of our toolchain changing from
> "arm-linux-gcc (GCC) 4.4.0, GNU ld (GNU Binutils) 2.19.1" to
> "arm-unknown-linux-gnueabi-gcc (GCC) 4.6.3, GNU ld (GNU Binutils) 2.22".
Just for reference I build that code with:
arm-unknown-linux-gnueabi-gcc (GCC) 4.5.2, GNU ld (GNU Binutils) 2.21
and it was fine so I don't think it's to do with the switch from
arm-linux-gcc to arm-unknown-linux-gnueabi-gcc[1]
Yours Tony
[1] This switchwas done as a result off the discussion at: http://lists.infradead.org/pipermail/linux-arm-kernel/2010-November/030627.html
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prev parent reply other threads:[~2012-03-14 4:29 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-13 23:47 linux-next: triage for March 13, 2012 Paul Gortmaker
2012-03-14 0:41 ` arm build failures (Was: linux-next: triage for March 13, 2012) Stephen Rothwell
2012-03-14 4:29 ` Tony Breeds [this message]
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