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Date: Wed, 4 Nov 2020 17:11:28 +0800
From: kernel test robot <lkp@...el.com>
To: Vasily Gorbik <gor@...ux.ibm.com>,
Josh Poimboeuf <jpoimboe@...hat.com>,
Masami Hiramatsu <mhiramat@...nel.org>
Cc: kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
Borislav Petkov <bp@...en8.de>,
Peter Zijlstra <peterz@...radead.org>,
linux-kernel@...r.kernel.org, linux-tip-commits@...r.kernel.org,
x86 <x86@...nel.org>
Subject: Re: [PATCH 1/1] x86/tools: Use tools headers for instruction decoder
selftests
Hi Vasily,
I love your patch! Yet something to improve:
[auto build test ERROR on tip/x86/core]
[also build test ERROR on v5.10-rc2 next-20201103]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Vasily-Gorbik/x86-tools-Use-tools-headers-for-instruction-decoder-selftests/20201104-043600
base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 238c91115cd05c71447ea071624a4c9fe661f970
config: x86_64-randconfig-a005-20201104 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 1fcd5d5655e29f85e12b402e32974f207cfedf32)
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 x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# https://github.com/0day-ci/linux/commit/ab4952becdfae8a76a6f0e0fb4ec7d078e80d5d6
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Vasily-Gorbik/x86-tools-Use-tools-headers-for-instruction-decoder-selftests/20201104-043600
git checkout ab4952becdfae8a76a6f0e0fb4ec7d078e80d5d6
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All error/warnings (new ones prefixed by >>):
In file included from arch/x86/tools/insn_sanity.c:19:
>> tools/arch/x86/lib/insn.c:72:7: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
if (peek_nbyte_next(insn_byte_t, insn, i) != prefix[i])
^
tools/arch/x86/lib/insn.c:32:9: note: expanded from macro 'peek_nbyte_next'
({ if (unlikely(!validate_next(t, insn, n))) goto err_out; __peek_nbyte_next(t, insn, n); })
^
tools/arch/x86/lib/insn.c:115:6: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
b = peek_next(insn_byte_t, insn);
^
tools/arch/x86/lib/insn.c:34:28: note: expanded from macro 'peek_next'
#define peek_next(t, insn) peek_nbyte_next(t, insn, 0)
^
tools/arch/x86/lib/insn.c:32:9: note: expanded from macro 'peek_nbyte_next'
({ if (unlikely(!validate_next(t, insn, n))) goto err_out; __peek_nbyte_next(t, insn, n); })
^
tools/arch/x86/lib/insn.c:140:7: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
b = peek_next(insn_byte_t, insn);
^
tools/arch/x86/lib/insn.c:34:28: note: expanded from macro 'peek_next'
#define peek_next(t, insn) peek_nbyte_next(t, insn, 0)
^
tools/arch/x86/lib/insn.c:32:9: note: expanded from macro 'peek_nbyte_next'
({ if (unlikely(!validate_next(t, insn, n))) goto err_out; __peek_nbyte_next(t, insn, n); })
^
tools/arch/x86/lib/insn.c:145:7: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
if (unlikely(insn->prefixes.bytes[3])) {
^
tools/arch/x86/lib/insn.c:157:7: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
b = peek_next(insn_byte_t, insn);
^
tools/arch/x86/lib/insn.c:34:28: note: expanded from macro 'peek_next'
#define peek_next(t, insn) peek_nbyte_next(t, insn, 0)
^
tools/arch/x86/lib/insn.c:32:9: note: expanded from macro 'peek_nbyte_next'
({ if (unlikely(!validate_next(t, insn, n))) goto err_out; __peek_nbyte_next(t, insn, n); })
^
tools/arch/x86/lib/insn.c:171:6: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
b = peek_next(insn_byte_t, insn);
^
tools/arch/x86/lib/insn.c:34:28: note: expanded from macro 'peek_next'
#define peek_next(t, insn) peek_nbyte_next(t, insn, 0)
^
tools/arch/x86/lib/insn.c:32:9: note: expanded from macro 'peek_nbyte_next'
({ if (unlikely(!validate_next(t, insn, n))) goto err_out; __peek_nbyte_next(t, insn, n); })
^
tools/arch/x86/lib/insn.c:174:20: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn_byte_t b2 = peek_nbyte_next(insn_byte_t, insn, 1);
^
tools/arch/x86/lib/insn.c:32:9: note: expanded from macro 'peek_nbyte_next'
({ if (unlikely(!validate_next(t, insn, n))) goto err_out; __peek_nbyte_next(t, insn, n); })
^
tools/arch/x86/lib/insn.c:187:9: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
b2 = peek_nbyte_next(insn_byte_t, insn, 2);
^
tools/arch/x86/lib/insn.c:32:9: note: expanded from macro 'peek_nbyte_next'
({ if (unlikely(!validate_next(t, insn, n))) goto err_out; __peek_nbyte_next(t, insn, n); })
^
tools/arch/x86/lib/insn.c:189:9: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
b2 = peek_nbyte_next(insn_byte_t, insn, 3);
^
tools/arch/x86/lib/insn.c:32:9: note: expanded from macro 'peek_nbyte_next'
({ if (unlikely(!validate_next(t, insn, n))) goto err_out; __peek_nbyte_next(t, insn, n); })
^
tools/arch/x86/lib/insn.c:197:9: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
b2 = peek_nbyte_next(insn_byte_t, insn, 2);
^
tools/arch/x86/lib/insn.c:32:9: note: expanded from macro 'peek_nbyte_next'
({ if (unlikely(!validate_next(t, insn, n))) goto err_out; __peek_nbyte_next(t, insn, n); })
^
tools/arch/x86/lib/insn.c:245:7: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
op = get_next(insn_byte_t, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:265:8: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
op = get_next(insn_byte_t, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:297:9: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
mod = get_next(insn_byte_t, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:359:22: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->sib.value = get_next(insn_byte_t, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:410:31: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->displacement.value = get_next(signed char, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:415:7: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
get_next(short, insn);
--
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:448:26: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->moffset2.value = get_next(int, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:467:27: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate.value = get_next(short, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:472:27: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate.value = get_next(int, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:490:28: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate1.value = get_next(short, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:494:28: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate1.value = get_next(int, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:498:28: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate1.value = get_next(int, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:500:28: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate2.value = get_next(int, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:518:28: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate1.value = get_next(short, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:522:28: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate1.value = get_next(int, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:531:27: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate2.value = get_next(unsigned short, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:568:27: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate.value = get_next(signed char, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:572:27: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate.value = get_next(short, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:576:27: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate.value = get_next(int, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:580:28: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate1.value = get_next(int, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:582:28: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate2.value = get_next(int, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
tools/arch/x86/lib/insn.c:602:28: warning: implicit declaration of function 'unlikely' [-Wimplicit-function-declaration]
insn->immediate2.value = get_next(signed char, insn);
^
tools/arch/x86/lib/insn.c:29:9: note: expanded from macro 'get_next'
({ if (unlikely(!validate_next(t, insn, 0))) goto err_out; __get_next(t, insn); })
^
>> arch/x86/tools/insn_sanity.c:128:19: warning: implicit declaration of function 'ARRAY_SIZE' [-Wimplicit-function-declaration]
tmp = fgets(buf, ARRAY_SIZE(buf), input_file);
^
37 warnings generated.
/usr/bin/ld: /tmp/insn_sanity-8655a9.o: in function `insn_get_prefixes':
>> insn_sanity.c:(.text+0x1bd): undefined reference to `unlikely'
>> /usr/bin/ld: insn_sanity.c:(.text+0x203): undefined reference to `unlikely'
/usr/bin/ld: insn_sanity.c:(.text+0x24d): undefined reference to `unlikely'
/usr/bin/ld: insn_sanity.c:(.text+0x30f): undefined reference to `unlikely'
/usr/bin/ld: insn_sanity.c:(.text+0x353): undefined reference to `unlikely'
/usr/bin/ld: /tmp/insn_sanity-8655a9.o:insn_sanity.c:(.text+0x38e): more undefined references to `unlikely' follow
/usr/bin/ld: /tmp/insn_sanity-8655a9.o: in function `main':
>> insn_sanity.c:(.text+0x13cf): undefined reference to `ARRAY_SIZE'
/usr/bin/ld: /tmp/insn_sanity-8655a9.o: in function `__insn_get_emulate_prefix':
insn_sanity.c:(.text+0x1cc1): undefined reference to `unlikely'
/usr/bin/ld: insn_sanity.c:(.text+0x1cef): undefined reference to `unlikely'
/usr/bin/ld: insn_sanity.c:(.text+0x1d1f): undefined reference to `unlikely'
/usr/bin/ld: insn_sanity.c:(.text+0x1d47): undefined reference to `unlikely'
/usr/bin/ld: insn_sanity.c:(.text+0x1d6f): undefined reference to `unlikely'
clang-12: error: linker command failed with exit code 1 (use -v to see invocation)
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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