kernel/entry-arcv2.S [146:155]:
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	SAVE_CALLEE_SAVED_USER
	mov r2, sp              ; callee_regs

	bl  do_misaligned_access

	; TBD: optimize - do this only if a callee reg was involved
	; either a dst of emulated LD/ST or src with address-writeback
	RESTORE_CALLEE_SAVED_USER

	b   ret_from_exception
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kernel/entry-compact.S [286:295]:
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	SAVE_CALLEE_SAVED_USER
	mov r2, sp              ; callee_regs

	bl  do_misaligned_access

	; TBD: optimize - do this only if a callee reg was involved
	; either a dst of emulated LD/ST or src with address-writeback
	RESTORE_CALLEE_SAVED_USER

	b   ret_from_exception
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