third_party/llvm-7.0/llvm/test/CodeGen/Hexagon/cext-opt-numops.mir

# RUN: llc -march=hexagon -run-pass hexagon-cext-opt %s -o - | FileCheck %s

# An incorrect assertion was triggered on this code, while attempting to
# perform a valid transformation.

# CHECK: PS_jmpret

--- |
  define void @fred() { ret void }

  @array = global [1024 x i8] zeroinitializer, align 8
...

---
name: fred
tracksRegLiveness: true
registers:
  - { id: 0, class: intregs }
  - { id: 1, class: intregs }
  - { id: 2, class: intregs }
  - { id: 3, class: predregs }
  - { id: 4, class: intregs }
  - { id: 5, class: intregs }
  - { id: 6, class: intregs }
  - { id: 7, class: intregs }
  - { id: 8, class: intregs }
  - { id: 9, class: intregs }

body: |
  bb.0:
    liveins: $r0, $r1
      %0 = COPY $r1
      %1 = COPY $r0
      %2 = A2_tfrsi @array
      %3 = IMPLICIT_DEF
      %4 = A2_tfrsi @array+424
      %5 = M2_macsip %0, %1, 5
      %6 = A2_addi %2, 704
      %7 = A2_tfrsi 0
      S4_pstorerif_rr %3, %6, %5, 2, %7
      %8 = A2_tfrsi @array+144
      %9 = C2_mux %3, %4, %8
      S4_storeiri_io %9, 0, 0
      PS_jmpret $r31, implicit-def $pc
...