src/llvm-project/llvm/test/CodeGen/AArch64/machine-outliner-mapper-debug-output.mir

# RUN: llc -mtriple=aarch64 -debug-only=machine-outliner -run-pass=machine-outliner -verify-machineinstrs %s -o /dev/null 2>&1 | FileCheck %s
# REQUIRES: asserts

# CHECK-LABEL: *** Populating mapper ***
# CHECK-NEXT: MAPPING FUNCTION: block_too_small
# CHECK-NEXT:   MAPPING MBB: ''
# CHECK-NEXT:     SKIP: MBB size less than minimum size of 2
# CHECK-NEXT: MAPPING FUNCTION: no_outline
# CHECK-NEXT: SKIP: Function has nooutline attribute
# CHECK-NEXT: MAPPING FUNCTION: redzone
# CHECK-NEXT: SKIP: redzone: unsafe to outline from
# CHECK-NEXT: MAPPING FUNCTION: no_mf
# CHECK-NEXT: SKIP: Function does not have a MachineFunction
# CHECK-NEXT: MAPPING FUNCTION: block_addr_fn
# CHECK-NEXT:   MAPPING MBB: 'label'
# CHECK-NEXT:     SKIP: MBB's address is taken

--- |
  define void @block_too_small() noredzone { unreachable }
  define void @no_outline() noredzone "nooutline" { unreachable }
  define void @redzone() { unreachable }
  declare void @no_mf()
  define void @block_addr_fn() noredzone {
  entry:
    br label %label
  label:
    call void @block_addr_fn(ptr blockaddress(@block_addr_fn, %label))
    ret void
  }
...
---
name:            no_outline
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $lr, $w8
    RET undef $lr
...
---
name:            block_too_small
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $lr, $w8
    RET undef $lr
...
---
name:            block_addr_fn
tracksRegLiveness: true
body:             |
  bb.0.label (ir-block-address-taken %ir-block.label):
    liveins: $w0, $lr, $w8
    $w0 = ORRWri $wzr, 1
    $w0 = ORRWri $wzr, 1
    $w0 = ORRWri $wzr, 4
    RET undef $lr
...
---