Re: arch/xtensa/include/asm/processor.h:227: Error: unknown opcode or format name 'wer'

From: Max Filippov
Date: Mon Apr 18 2016 - 11:53:03 EST


Hi Fengguang,

On Mon, Apr 18, 2016 at 6:29 PM, kbuild test robot
<fengguang.wu@xxxxxxxxx> wrote:
> FYI, the error/warning still remains.
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: c3b46c73264b03000d1e18b22f5caf63332547c9
> commit: 2c684d892bb2ee31cc48f4a8b91e86a0f15e82f9 xtensa: add Three Core HiFi-2 MX Variant.
> date: 5 weeks ago
> config: xtensa-smp_lx200_defconfig (attached as .config)
> reproduce:
> wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> git checkout 2c684d892bb2ee31cc48f4a8b91e86a0f15e82f9
> # save the attached .config to linux build tree
> make.cross ARCH=xtensa
>
> All errors (new ones prefixed by >>):
>
> arch/xtensa/include/asm/processor.h: Assembler messages:
>>> arch/xtensa/include/asm/processor.h:227: Error: unknown opcode or format name 'wer'
>>> arch/xtensa/include/asm/processor.h:227: Error: unknown opcode or format name 'wer'
>>> arch/xtensa/include/asm/processor.h:227: Error: unknown opcode or format name 'wer'

As I said before these are not errors in the linux code, that's
a result of using a compiler not configured for this specific xtensa core.

How can I help to fix it?

--
Thanks.
-- Max