third_party/llvm-7.0/llvm/test/CodeGen/Hexagon/addrmode-keepdeadphis.mir

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

# Check that the addasl is not propagated into the addressing mode.
# CHECK-NOT: L4_loadri_ur

--- |
  @g = global i32 zeroinitializer
  define void @fred() { ret void }
...

---
name: fred
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $p0
    $r0 = A2_tfrsi @g
    $r1 = A2_tfrsi 1
    $r2 = S2_addasl_rrri $r0, $r1, 1
    J2_jumpt $p0, %bb.2, implicit-def $pc

  bb.1:
    liveins: $r0, $r2
    $r1 = A2_tfrsi 2

  bb.2:
    liveins: $r0, $r2
    $r3 = L2_loadri_io $r2, 0
...