linux-kernel - {standard input}:3096: Error: operands mismatch -- statement `andl %a1,%d1' ignored

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Message-ID: <202103171439.T400sd3a-lkp@intel.com>
Date:   Wed, 17 Mar 2021 14:20:41 +0800
From:   kernel test robot <lkp@...el.com>
To:     Brendan Jackman <jackmanb@...gle.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Alexei Starovoitov <ast@...nel.org>
Subject: {standard input}:3096: Error: operands mismatch -- statement `andl
 %a1,%d1' ignored

Hi Brendan,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   1df27313f50a57497c1faeb6a6ae4ca939c85a7d
commit: 981f94c3e92146705baf97fb417a5ed1ab1a79a5 bpf: Add bitwise atomic instructions
date:   9 weeks ago
config: m68k-randconfig-r025-20210317 (attached as .config)
compiler: m68k-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=981f94c3e92146705baf97fb417a5ed1ab1a79a5
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 981f94c3e92146705baf97fb417a5ed1ab1a79a5
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   kernel/bpf/core.c:1350:12: warning: no previous prototype for 'bpf_probe_read_kernel' [-Wmissing-prototypes]
    1350 | u64 __weak bpf_probe_read_kernel(void *dst, u32 size, const void *unsafe_ptr)
         |            ^~~~~~~~~~~~~~~~~~~~~
   {standard input}: Assembler messages:
   {standard input}:3050: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `casl %d0,%d1,(%a6)' ignored
>> {standard input}:3096: Error: operands mismatch -- statement `andl %a1,%d1' ignored
   {standard input}:3096: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `casl %d0,%d1,(%a6)' ignored
>> {standard input}:3149: Error: operands mismatch -- statement `orl %a1,%d1' ignored
   {standard input}:3149: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `casl %d0,%d1,(%a6)' ignored
>> {standard input}:3195: Error: operands mismatch -- statement `eorl %a1,%d1' ignored
   {standard input}:3195: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `casl %d0,%d1,(%a6)' ignored
   {standard input}:3218: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `casl %d0,%d5,(%a0)' ignored
   {standard input}:3255: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `casl %d0,%d5,(%a6)' ignored

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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