# RUN: llc -mtriple=aarch64-unknown-unknown -run-pass=machine-outliner \
# RUN: -verify-machineinstrs %s -o - | FileCheck %s

# Ensure that outlined function names appear as expected. Currently, they are
# output in order of benefit.

--- |
  define void @should_have_fn2() #0 { ret void }
  define void @should_have_fn0() #0 { ret void }
  define void @should_have_fn1() #0 { ret void }
  attributes #0 = { noredzone optsize minsize }
...
---

name: should_have_fn2
tracksRegLiveness: true
body:             |
    bb.0:
        ; CHECK-LABEL: name:        should_have_fn2
        ; CHECK-NOT: OUTLINED_FUNCTION_1
        ; CHECK-NOT: OUTLINED_FUNCTION_0
        ; CHECK: OUTLINED_FUNCTION_2
        $w0 = ORRWri $wzr, 1
        $w0 = ORRWri $wzr, 1
        $w0 = ORRWri $wzr, 1
    bb.1:
        ; CHECK-DAG: OUTLINED_FUNCTION_2
        $w0 = ORRWri $wzr, 1
        $w0 = ORRWri $wzr, 1
        $w0 = ORRWri $wzr, 1
    bb.2:
        ; CHECK-DAG: OUTLINED_FUNCTION_2
        $w0 = ORRWri $wzr, 1
        $w0 = ORRWri $wzr, 1
        $w0 = ORRWri $wzr, 1
    bb.3:
        ; CHECK-DAG: OUTLINED_FUNCTION_2
        $w0 = ORRWri $wzr, 1
        $w0 = ORRWri $wzr, 1
        $w0 = ORRWri $wzr, 1
    bb.4:
        RET undef $lr

...
---

name: should_have_fn0

tracksRegLiveness: true
body:             |
    bb.0:
        ; CHECK-LABEL: name: should_have_fn0
        ; CHECK-NOT: OUTLINED_FUNCTION_1
        ; CHECK-NOT: OUTLINED_FUNCTION_2
        ; CHECK: OUTLINED_FUNCTION_0
        $w1 = ORRWri $wzr, 1
        $w1 = ORRWri $wzr, 1
        $w1 = ORRWri $wzr, 1
        $w1 = ORRWri $wzr, 1
        $w1 = ORRWri $wzr, 1
    bb.1:
        ; CHECK-DAG: OUTLINED_FUNCTION_0
        $w1 = ORRWri $wzr, 1
        $w1 = ORRWri $wzr, 1
        $w1 = ORRWri $wzr, 1
        $w1 = ORRWri $wzr, 1
        $w1 = ORRWri $wzr, 1
    bb.3:
        ; CHECK-DAG: OUTLINED_FUNCTION_0
        $w1 = ORRWri $wzr, 1
        $w1 = ORRWri $wzr, 1
        $w1 = ORRWri $wzr, 1
        $w1 = ORRWri $wzr, 1
        $w1 = ORRWri $wzr, 1
    bb.4:
        RET undef $lr

...
---

name: should_have_fn1
tracksRegLiveness: true
body:             |
    bb.0:
        ; CHECK-LABEL: name: should_have_fn1
        ; CHECK-NOT: OUTLINED_FUNCTION_0
        ; CHECK-NOT: OUTLINED_FUNCTION_2
        ; CHECK: OUTLINED_FUNCTION_1
        $w2 = ORRWri $wzr, 1
        $w2 = ORRWri $wzr, 1
        $w2 = ORRWri $wzr, 1
        $w2 = ORRWri $wzr, 1
    bb.1:
        ; CHECK-DAG: OUTLINED_FUNCTION_1
        $w2 = ORRWri $wzr, 1
        $w2 = ORRWri $wzr, 1
        $w2 = ORRWri $wzr, 1
        $w2 = ORRWri $wzr, 1
    bb.3:
        ; CHECK-DAG: OUTLINED_FUNCTION_1
        $w2 = ORRWri $wzr, 1
        $w2 = ORRWri $wzr, 1
        $w2 = ORRWri $wzr, 1
        $w2 = ORRWri $wzr, 1
    bb.4:
        RET undef $lr