File: machine-outliner-ordering.mir

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.8-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,696 kB
  • sloc: cpp: 7,438,781; ansic: 1,393,871; asm: 1,012,926; python: 241,771; f90: 86,635; objc: 75,411; lisp: 42,144; pascal: 17,286; sh: 8,596; ml: 5,082; perl: 4,730; makefile: 3,591; awk: 3,523; javascript: 2,251; xml: 892; fortran: 672
file content (106 lines) | stat: -rw-r--r-- 2,777 bytes parent folder | download | duplicates (27)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
# 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