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From: Stafford Horne <shorne@gmail.com>
To: kbuild test robot <fengguang.wu@intel.com>
Cc: Stefan Kristiansson <stefan.kristiansson@saunalahti.fi>,
	kbuild-all@01.org, linux-kernel@vger.kernel.org
Subject: Re: arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
Date: Mon, 6 Mar 2017 06:40:41 +0900	[thread overview]
Message-ID: <20170305214041.GC2449@lianli.shorne-pla.net> (raw)
In-Reply-To: <201703050720.YGWcD72o%fengguang.wu@intel.com>

On Sun, Mar 05, 2017 at 07:56:25AM +0800, kbuild test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   2d62e0768d3c28536d4cfe4c40ba1e5e8e442a93
> commit: 0e9f9fd20ce931cc2cf0519c56ae33fc74d656ad openrisc: add atomic bitops
> date:   8 days ago
> config: openrisc-or1ksim_defconfig (attached as .config)
> compiler: or32-linux-gcc (GCC) 4.5.1-or32-1.0rc1

Hello,

This should not happen, I patched make.cross to download the
or1k-linux-gcc toolchain.

Could you let me know if there is really something wrong? Maybe an old
version or make.cross on this host?

-Stafford

> reproduce:
>         wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         git checkout 0e9f9fd20ce931cc2cf0519c56ae33fc74d656ad
>         # save the attached .config to linux build tree
>         make.cross ARCH=openrisc 
> 
> All errors (new ones prefixed by >>):
> 
>    arch/openrisc/include/asm/bitops/atomic.h: Assembler messages:
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
> --
>    arch/openrisc/include/asm/bitops/atomic.h: Assembler messages:
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
> --
>    arch/openrisc/include/asm/bitops/atomic.h: Assembler messages:
>    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
>    net/core/dev.c: In function 'validate_xmit_skb_list':
>    net/core/dev.c:2989:39: warning: 'tail' may be used uninitialized in this function
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
> --
>    arch/openrisc/include/asm/bitops/atomic.h: Assembler messages:
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
>    arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
>    arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
> >> arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
> 
> vim +35 arch/openrisc/include/asm/bitops/atomic.h
> 
>     29	static inline void clear_bit(int nr, volatile unsigned long *addr)
>     30	{
>     31		unsigned long mask = BIT_MASK(nr);
>     32		unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
>     33		unsigned long tmp;
>     34	
>   > 35		__asm__ __volatile__(
>     36			"1:	l.lwa	%0,0(%1)	\n"
>   > 37			"	l.and	%0,%0,%2	\n"
>     38			"	l.swa	0(%1),%0	\n"
>     39			"	l.bnf	1b		\n"
>     40			"	 l.nop			\n"
> 
> ---
> 0-DAY kernel test infrastructure                Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

  reply	other threads:[~2017-03-05 21:40 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-04 23:56 arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa' kbuild test robot
2017-03-05 21:40 ` Stafford Horne [this message]
2017-03-06  1:22   ` [kbuild-all] " Fengguang Wu

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