error: unknown target CPU 'loongson2f'

[kernel test robot <lkp@intel.com>]

BCC: lkp@intel.com
CC: linux-kernel@vger.kernel.org
TO: Nathan Chancellor <nathan@kernel.org>
CC: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

Hi Nathan,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   b00ed48bb0a7c295facf9036135a573a5cdbe7de
commit: 13ceb48bc19c563e05f407e663aaa4105fdfd408 MIPS: Loongson2ef: Remove unnecessary {as,cc}-option calls
date:   6 months ago
config: mips-buildonly-randconfig-r005-20220529 (https://download.01.org/0day-ci/archive/20220530/202205301106.v9oqH05D-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0776c48f9b7e69fa447bee57c7c0985caa856be9)
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
        # install mips cross compiling tool for clang build
        # apt-get install binutils-mips-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=13ceb48bc19c563e05f407e663aaa4105fdfd408
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 13ceb48bc19c563e05f407e663aaa4105fdfd408
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips prepare

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   clang-15: warning: argument unused during compilation: '-mno-branch-likely' [-Wunused-command-line-argument]
>> error: unknown target CPU 'loongson2f'
   note: valid target CPU values are: mips1, mips2, mips3, mips4, mips5, mips32, mips32r2, mips32r3, mips32r5, mips32r6, mips64, mips64r2, mips64r3, mips64r5, mips64r6, octeon, octeon+, p5600
   scripts/genksyms/parse.y: warning: 9 shift/reduce conflicts [-Wconflicts-sr]
   scripts/genksyms/parse.y: warning: 5 reduce/reduce conflicts [-Wconflicts-rr]
   scripts/genksyms/parse.y: note: rerun with option '-Wcounterexamples' to generate conflict counterexamples
>> error: unknown target CPU 'loongson2f'
   note: valid target CPU values are: mips1, mips2, mips3, mips4, mips5, mips32, mips32r2, mips32r3, mips32r5, mips32r6, mips64, mips64r2, mips64r3, mips64r5, mips64r6, octeon, octeon+, p5600
   make[2]: *** [scripts/Makefile.build:121: kernel/bounds.s] Error 1
   make[2]: Target 'missing-syscalls' not remade because of errors.
   make[1]: *** [arch/mips/Makefile:419: archprepare] Error 2
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:219: __sub-make] Error 2
   make: Target 'prepare' not remade because of errors.

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