Comment 96 for bug 1890435

Updated Result Overview:
20190425 good
r10-1014
r10-2027 good?4
r10-2533
r10-3040 good?4
r10-3220
r10-3400 good?4
r10-3450
r10-3475
r10-3478
r10-3593
r10-3622
r10-3657 good?5
r10-3727 good?3
r10-4054 other kind of bad - signature different, and rare?
r10-6080 good?10
r10-6586 good?27
r10-6760 next
r10-6839 bad (2 of 9)
r10-7093 bad, but slow to trigger (2 of 19)
20200507 bad bad bad

Signatures:
r10-4054 arm_legitimate_address_p (nonimmediate)
r10-6839 add_regs_to_insn_regno_info (lra)
r10-7093 add_regs_to_insn_regno_info (lra)
r10-7093 add_regs_to_insn_regno_info (lra)
20200507 extract_plus_operands (lra)
20200507 avoid_constant_pool_reference (lra)
20200507 add_regs_to_insn_regno_info (lra)
ubu-10.2 add_regs_to_insn_regno_info (lra)
ubu-10.2 avoid_constant_pool_reference (lra)
ubu-10.2 thumb2_legitimate_address_p (lra)
ubu-10.2 add_regs_to_insn_regno_info (lra)