Re: [PATCH v2] kbuild: simpler generation of assembly constants

[kbuild test robot]

Hi,

[auto build test ERROR on ia64/next]
[also build test ERROR on v4.7-rc7 next-20160711]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Alexey-Dobriyan/kbuild-simpler-generation-of-assembly-constants/20160708-054403
base:   https://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux.git next
config: sparc-allmodconfig (attached as .config)
compiler: sparc-linux-gcc (GCC) 4.9.0
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
        # save the attached .config to linux build tree
        make.cross ARCH=sparc 

All error/warnings (new ones prefixed by >>):

   arch/sparc/kernel/entry.S: Assembler messages:
>> arch/sparc/kernel/entry.S:889: Error: bad expression
>> arch/sparc/kernel/entry.S:889: Warning: division by zero
>> arch/sparc/kernel/entry.S:889: Error: Illegal operands
   arch/sparc/kernel/entry.S:913: Error: bad expression
   arch/sparc/kernel/entry.S:913: Warning: division by zero
   arch/sparc/kernel/entry.S:913: Error: Illegal operands
   arch/sparc/kernel/entry.S:929: Error: bad expression
   arch/sparc/kernel/entry.S:929: Warning: division by zero
   arch/sparc/kernel/entry.S:929: Error: Illegal operands

vim +889 arch/sparc/kernel/entry.S

^1da177e Linus Torvalds 2005-04-16  873  	 * XXX These three should be consolidated into mostly shared
^1da177e Linus Torvalds 2005-04-16  874  	 * XXX code just like on sparc64... -DaveM
^1da177e Linus Torvalds 2005-04-16  875  	 */
^1da177e Linus Torvalds 2005-04-16  876  	.align	4
^1da177e Linus Torvalds 2005-04-16  877  	.globl	sys_fork, flush_patch_two
^1da177e Linus Torvalds 2005-04-16  878  sys_fork:
^1da177e Linus Torvalds 2005-04-16  879  	mov	%o7, %l5
^1da177e Linus Torvalds 2005-04-16  880  flush_patch_two:
^1da177e Linus Torvalds 2005-04-16  881  	FLUSH_ALL_KERNEL_WINDOWS;
^1da177e Linus Torvalds 2005-04-16  882  	ld	[%curptr + TI_TASK], %o4
^1da177e Linus Torvalds 2005-04-16  883  	rd	%psr, %g4
^1da177e Linus Torvalds 2005-04-16  884  	WRITE_PAUSE
^1da177e Linus Torvalds 2005-04-16  885  	mov	SIGCHLD, %o0			! arg0:	clone flags
^1da177e Linus Torvalds 2005-04-16  886  	rd	%wim, %g5
^1da177e Linus Torvalds 2005-04-16  887  	WRITE_PAUSE
^1da177e Linus Torvalds 2005-04-16  888  	mov	%fp, %o1			! arg1:	usp
^1da177e Linus Torvalds 2005-04-16 @889  	std	%g4, [%o4 + AOFF_task_thread + AOFF_thread_fork_kpsr]
^1da177e Linus Torvalds 2005-04-16  890  	add	%sp, STACKFRAME_SZ, %o2		! arg2:	pt_regs ptr
^1da177e Linus Torvalds 2005-04-16  891  	mov	0, %o3
^1da177e Linus Torvalds 2005-04-16  892  	call	sparc_do_fork
^1da177e Linus Torvalds 2005-04-16  893  	 mov	%l5, %o7
^1da177e Linus Torvalds 2005-04-16  894  
^1da177e Linus Torvalds 2005-04-16  895  	/* Whee, kernel threads! */
^1da177e Linus Torvalds 2005-04-16  896  	.globl	sys_clone, flush_patch_three
^1da177e Linus Torvalds 2005-04-16  897  sys_clone:

:::::: The code at line 889 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx>
:::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx>

---
0-DAY kernel test infrastructure                Open Source Technology Center
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