llvm/test/CodeGen/ARM/machine-outliner-remove-debug-instr.mir

# RUN: llc -verify-machineinstrs -run-pass=machine-outliner -mtriple=thumbv7m-none-eabi %s -o - | FileCheck %s

# Check the outlined function does not contain debug instructions
# CHECK-LABEL: name: f
# CHECK:       tBL {{.*}}  @OUTLINED_FUNCTION_0,

# CHECK-LABEL: name: g
# CHECK:       tBL {{.*}}  @OUTLINED_FUNCTION_0,

# CHECK-LABEL: name: OUTLINED_FUNCTION_0
# CHECK-NOT:   DBG_VALUE
# CHECK:       tTAILJMPdND @h
--- |
  define void @f() { entry: ret void }

  define void @g() { entry: ret void }

  declare void @h()
...
---
name:            f
tracksRegLiveness: true
body:             |
  bb.0.entry:
    liveins: $r0, $r1, $r2, $r3, $r4, $lr

    frame-setup tPUSH 14, $noreg, killed $r4, killed $lr, implicit-def $sp, implicit $sp

    $r4 = tMOVr $r1, 14, $noreg
    DBG_VALUE $r4, $noreg
    renamable $r0, dead $cpsr = nsw tMUL renamable $r1, killed renamable $r0, 14, $noreg
    renamable $r0, dead $cpsr = nsw tSUBrr killed renamable $r0, renamable $r1, 14, $noreg
    tBL 14, $noreg, @h, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $r0, implicit killed $r1, implicit-def $sp, implicit-def $r0

    frame-destroy tPOP_RET 14, $noreg, def $r4, def $pc, implicit killed $r0
...
---
name:            g
tracksRegLiveness: true
body:             |
  bb.0.entry:
    liveins: $r0, $r1, $r2, $r3, $r4, $lr

    frame-setup tPUSH 14, $noreg, killed $r4, killed $lr, implicit-def $sp, implicit $sp

    $r4 = tMOVr $r1, 14, $noreg
    DBG_VALUE $r4, $noreg
    renamable $r0, dead $cpsr = nsw tMUL renamable $r1, killed renamable $r0, 14, $noreg
    renamable $r0, dead $cpsr = nsw tSUBrr killed renamable $r0, renamable $r1, 14, $noreg
    tBL 14, $noreg, @h, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $r0, implicit killed $r1, implicit-def $sp, implicit-def $r0

    frame-destroy tPOP_RET 14, $noreg, def $r4, def $pc, implicit killed $r0
...