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From: Josh Boyer <jwboyer@linux•vnet.ibm.com>
To: Benjamin Herrenschmidt <benh@kernel•crashing.org>
Cc: Stephen Rothwell <sfr@canb•auug.org.au>,
	linuxppc-dev@lists•ozlabs.org, linux-next@vger•kernel.org,
	Paul Mackerras <paulus@samba•org>,
	linux-kernel@vger•kernel.org, Anton Blanchard <anton@samba•org>
Subject: Re: linux-next: build failure after merge of the final tree (powerpc tree related)
Date: Fri, 3 Dec 2010 06:26:12 -0500	[thread overview]
Message-ID: <20101203112612.GA4489@zod.rchland.ibm.com> (raw)
In-Reply-To: <1291355998.32570.417.camel@pasglop>

On Fri, Dec 03, 2010 at 04:59:58PM +1100, Benjamin Herrenschmidt wrote:
>On Fri, 2010-12-03 at 16:32 +1100, Stephen Rothwell wrote:
>> 
>> After merging the  tree, today's linux-next build (powerpc allmodconfig)
>> failed like this:
>> 
>> arch/powerpc/lib/hweight_64.S: Assembler messages:
>> arch/powerpc/lib/hweight_64.S:52: Error: Unrecognized opcode: `popcntw'
>> arch/powerpc/lib/hweight_64.S:77: Error: Unrecognized opcode: `popcntw'
>> arch/powerpc/lib/hweight_64.S:106: Error: Unrecognized opcode: `popcntd'
>> 
>> This is with:
>> 
>> powerpc64-linux-gcc (GCC) 4.4.0
>> GNU assembler (GNU Binutils) 2.19.1
>> 
>> Caused by commit 64ff31287693c1f325cb9cb049569c1611438ef1 ("powerpc: Add
>> support for popcnt instructions"). 
>
>
>This toolchain is a bit ancient I suppose... Anton, do you reckon we

SLES 11 SP1 still uses gcc 4.3.  4.4.0 is not ancient by any means.  Neither is binutils 2.19.1.

>should use .long based macros for these for the time being or just
>require a newer binutils ?

.long macros sound like the proper solution.

josh

  parent reply	other threads:[~2010-12-03 11:27 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-12-03  5:32 linux-next: build failure after merge of the final tree (powerpc tree related) Stephen Rothwell
2010-12-03  5:59 ` Benjamin Herrenschmidt
2010-12-03  6:08   ` Stephen Rothwell
2010-12-03 11:26   ` Josh Boyer [this message]
  -- strict thread matches above, loose matches on Subject: below --
2011-03-14  9:38 Stephen Rothwell
2011-03-14 20:37 ` Benjamin Herrenschmidt
2011-03-14 20:51   ` David Miller
2011-03-14 21:17     ` Thomas Gleixner
2011-03-14 21:21   ` Lennert Buytenhek
2011-05-05  3:41 Stephen Rothwell
2011-06-30  6:36 Stephen Rothwell
2011-06-30  7:09 ` Benjamin Herrenschmidt
2012-09-06  7:11 Stephen Rothwell
2012-09-06  8:20 ` Ananth N Mavinakayanahalli
2013-01-11  5:52 Stephen Rothwell
2013-01-11  6:04 ` Michael Neuling
2013-12-09  6:32 Stephen Rothwell

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