invalid-MOVs-arm.txt   [plain text]

# RUN: llvm-mc --disassemble %s -triple=arm-apple-darwin9 2>&1 | grep "invalid instruction encoding"

# Opcode=0 Name=PHI Format=(42)
#  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
# -------------------------------------------------------------------------------------------------
# | 1: 1: 1: 1| 0: 0: 0: 1| 1: 0: 1: 1| 1: 1: 0: 0| 1: 1: 0: 1| 0: 0: 0: 1| 0: 0: 0: 0| 0: 0: 1: 0|
# -------------------------------------------------------------------------------------------------
# To qualify as an LSL (immediate) instruction, Inst{19-16} "should" be 0b0000, instead it is = 0b1100.
# The instruction is UNPREDICTABLE, and is not a valid intruction.
#
# See also
# A8.6.88 LSL (immediate)
# A8.6.98 MOV (shifted register), and
# I.1 Instruction encoding diagrams and pseudocode
0x2 0xd1 0xbc 0xf1