1# RUN: llvm-mc --disassemble %s -triple=thumb-apple-darwin9 |& grep {invalid instruction encoding} 2 3# Opcode=1908 Name=t2DMB Format=ARM_FORMAT_THUMBFRM(25) 4# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 5# ------------------------------------------------------------------------------------------------- 6# | 1: 1: 1: 1| 0: 0: 1: 1| 1: 0: 1: 1| 1: 1: 1: 1| 1: 0: 0: 0| 1: 1: 1: 1| 0: 1: 0: 1| 0: 0: 0: 1| 7# ------------------------------------------------------------------------------------------------- 8# 9# Inst{3-0} encodes the option: SY, ST, ISH, ISHST, NSH, NSHST, OSH, OSHST. 10# Reject invalid encodings. 11# 12# See also A8.6.42 DSB 13# All other encodings of option are reserved. It is IMPLEMENTATION DEFINED whether options 14# other than SY are implemented. All unsupported and reserved options must execute as a full 15# system DSB operation, but software must not rely on this behavior. 160xbf 0xf3 0x51 0x8f 17