llvm-6502/test/MC/Disassembler/ARM/invalid-RSC-arm.txt
Johnny Chen 5438d76416 ARM disassembler was erroneously accepting an invalid RSC instruction.
Added checks for regs which should not be 15.

rdar://problem/9237734


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128945 91177308-0d34-0410-b5e6-96231b3b80d8
2011-04-05 22:18:07 +00:00

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# RUN: llvm-mc --disassemble %s -triple=arm-apple-darwin9 |& grep {invalid instruction encoding}
# Opcode=261 Name=RSCrs Format=ARM_FORMAT_DPSOREGFRM(5)
# 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
# -------------------------------------------------------------------------------------------------
# | 0: 0: 1: 1| 0: 0: 0: 0| 1: 1: 1: 0| 0: 1: 0: 0| 1: 1: 1: 1| 1: 0: 0: 0| 0: 1: 0: 1| 1: 1: 1: 1|
# -------------------------------------------------------------------------------------------------
# if d == 15 || n == 15 || m == 15 || s == 15 then UNPREDICTABLE;
0x5f 0xf8 0xe4 0x30