* [arc:topic-zol-remove 49/49] arch/arc/kernel/entry-arcv2.S:212: Error: bad expression
@ 2020-05-21 7:31 kbuild test robot
0 siblings, 0 replies; only message in thread
From: kbuild test robot @ 2020-05-21 7:31 UTC (permalink / raw)
To: Vineet Gupta; +Cc: linux-snps-arc, kbuild-all
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Hi Vineet,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc.git topic-zol-remove
head: 3138fa6a1832fdb830784a9781e63d739c0fdef7
commit: 3138fa6a1832fdb830784a9781e63d739c0fdef7 [49/49] ARC: entry: assembler macros to emulate pseudo instructions
config: arc-randconfig-r021-20200520 (attached as .config)
compiler: arc-elf-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
git checkout 3138fa6a1832fdb830784a9781e63d739c0fdef7
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@intel.com>
All errors (new ones prefixed by >>, old ones prefixed by <<):
arch/arc/kernel/entry-arcv2.S: Assembler messages:
>> arch/arc/kernel/entry-arcv2.S:212: Error: bad expression
>> arch/arc/kernel/entry-arcv2.S:212: Error: Brackets in operand field incorrect
>> arch/arc/kernel/entry-arcv2.S:212: Error: syntax error
>> arch/arc/kernel/entry-arcv2.S:212: Error: bad expression
>> arch/arc/kernel/entry-arcv2.S:212: Error: Brackets in operand field incorrect
>> arch/arc/kernel/entry-arcv2.S:212: Error: syntax error
arch/arc/kernel/entry-arcv2.S:220: Error: bad expression
arch/arc/kernel/entry-arcv2.S:220: Error: Brackets in operand field incorrect
arch/arc/kernel/entry-arcv2.S:220: Error: syntax error
arch/arc/kernel/entry-arcv2.S:220: Error: bad expression
arch/arc/kernel/entry-arcv2.S:220: Error: Brackets in operand field incorrect
arch/arc/kernel/entry-arcv2.S:220: Error: syntax error
arch/arc/kernel/entry-arcv2.S:220: Error: bad expression
arch/arc/kernel/entry-arcv2.S:220: Error: Brackets in operand field incorrect
arch/arc/kernel/entry-arcv2.S:220: Error: syntax error
arch/arc/kernel/entry-arcv2.S:220: Error: bad expression
arch/arc/kernel/entry-arcv2.S:220: Error: Brackets in operand field incorrect
arch/arc/kernel/entry-arcv2.S:220: Error: syntax error
arch/arc/kernel/entry-arcv2.S:220: Error: bad expression
arch/arc/kernel/entry-arcv2.S:220: Error: Brackets in operand field incorrect
arch/arc/kernel/entry-arcv2.S:220: Error: syntax error
arch/arc/kernel/entry-arcv2.S:220: Error: bad expression
arch/arc/kernel/entry-arcv2.S:220: Error: Brackets in operand field incorrect
arch/arc/kernel/entry-arcv2.S:220: Error: syntax error
arch/arc/kernel/entry-arcv2.S:220: Error: bad expression
arch/arc/kernel/entry-arcv2.S:220: Error: Brackets in operand field incorrect
arch/arc/kernel/entry-arcv2.S:220: Error: syntax error
arch/arc/kernel/entry-arcv2.S:220: Error: bad expression
arch/arc/kernel/entry-arcv2.S:220: Error: Brackets in operand field incorrect
arch/arc/kernel/entry-arcv2.S:220: Error: syntax error
arch/arc/kernel/entry-arcv2.S:220: Error: bad expression
arch/arc/kernel/entry-arcv2.S:220: Error: Brackets in operand field incorrect
arch/arc/kernel/entry-arcv2.S:220: Error: syntax error
arch/arc/kernel/entry-arcv2.S:220: Error: bad expression
arch/arc/kernel/entry-arcv2.S:220: Error: Brackets in operand field incorrect
arch/arc/kernel/entry-arcv2.S:220: Error: syntax error
vim +212 arch/arc/kernel/entry-arcv2.S
75370ad44075e8 Vineet Gupta 2019-05-22 194
1f6ccfff631467 Vineet Gupta 2013-05-13 195 debug_marker_l1:
e494239a007e60 Vineet Gupta 2018-06-06 196 ; bbit1.nt r0, STATUS_DE_BIT, .Lintr_ret_to_delay_slot
e494239a007e60 Vineet Gupta 2018-06-06 197 btst r0, STATUS_DE_BIT ; Z flag set if bit clear
e494239a007e60 Vineet Gupta 2018-06-06 198 bnz .Lintr_ret_to_delay_slot ; branch if STATUS_DE_BIT set
4255b07f2c9c43 Vineet Gupta 2014-09-22 199
1f6ccfff631467 Vineet Gupta 2013-05-13 200 ; Handle special case #1: (Entry via Exception, Return via IRQ)
1f6ccfff631467 Vineet Gupta 2013-05-13 201 ;
1f6ccfff631467 Vineet Gupta 2013-05-13 202 ; Exception in U mode, preempted in kernel, Intr taken (K mode), orig
1f6ccfff631467 Vineet Gupta 2013-05-13 203 ; task now returning to U mode (riding the Intr)
1f6ccfff631467 Vineet Gupta 2013-05-13 204 ; AUX_IRQ_ACTIVE won't have U bit set (since intr in K mode), hence SP
1f6ccfff631467 Vineet Gupta 2013-05-13 205 ; won't be switched to correct U mode value (from AUX_SP)
1f6ccfff631467 Vineet Gupta 2013-05-13 206 ; So force AUX_IRQ_ACT.U for such a case
1f6ccfff631467 Vineet Gupta 2013-05-13 207
1f6ccfff631467 Vineet Gupta 2013-05-13 208 btst r0, STATUS_U_BIT ; Z flag set if K (Z clear for U)
1f6ccfff631467 Vineet Gupta 2013-05-13 209 bset.nz r11, r11, AUX_IRQ_ACT_BIT_U ; NZ means U
1f6ccfff631467 Vineet Gupta 2013-05-13 210 sr r11, [AUX_IRQ_ACT]
1f6ccfff631467 Vineet Gupta 2013-05-13 211
a4880801a72ecc Vineet Gupta 2019-05-15 @212 INTERRUPT_EPILOGUE
1f6ccfff631467 Vineet Gupta 2013-05-13 213 rtie
1f6ccfff631467 Vineet Gupta 2013-05-13 214
:::::: The code at line 212 was first introduced by commit
:::::: a4880801a72ecc2dcdfa432f81a754f3e7438567 ARCv2: entry: rewrite to enable use of double load/stores LDD/STD
:::::: TO: Vineet Gupta <vgupta@synopsys.com>
:::::: CC: Vineet Gupta <vgupta@synopsys.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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