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1 # RUN: llc -march=hexagon -run-pass hexagon-cext-opt %s -o - | FileCheck %s
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2
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3 # Check that this testcase does not crash.
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4 # CHECK: L4_and_memopw_io
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5
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6 ---
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7 name: fred
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8 tracksRegLiveness: true
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9 registers:
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10 - { id: 0, class: intregs }
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11 - { id: 1, class: intregs }
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12 - { id: 2, class: intregs }
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13 - { id: 3, class: intregs }
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14 - { id: 4, class: predregs }
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15 - { id: 5, class: intregs }
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16 - { id: 6, class: intregs }
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17 body: |
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18 bb.0:
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19 successors: %bb.1
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20 %0 = A2_tfrsi -360184608
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21 %1 = L2_loadri_io %0, -1024
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22
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23 bb.1:
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24 successors: %bb.2
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25 %2 = A2_tfrsi -234944641
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26 %3 = A2_tfrsi -360185632
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27 L4_and_memopw_io %3, 0, %2
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28
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29 bb.2:
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30 successors: %bb.3, %bb.4
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31 %4 = IMPLICIT_DEF
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32 J2_jumpt %4, %bb.4, implicit-def %pc
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33 J2_jump %bb.3, implicit-def %pc
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34
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35 bb.3:
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36 successors: %bb.4
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37
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38 bb.4:
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39 successors: %bb.4
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40 %5 = A2_tfrsi -234944521
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41 %6 = A2_tfrsi -360185632
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42 L4_and_memopw_io %6, 0, %5
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43 ...
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