xref: /llvm-project/llvm/test/CodeGen/AArch64/machine-outliner-overlap.mir (revision d9a00ed3668803d11675b103fe9b6ed077ddc4c1) 
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --include-generated-funcs
2# RUN: llc %s -mtriple aarch64 -outliner-leaf-descendants=false -debug-only=machine-outliner -run-pass=machine-outliner -o - 2>&1 | FileCheck %s
3# RUN: llc %s -mtriple aarch64 -debug-only=machine-outliner -run-pass=machine-outliner -o - 2>&1 | FileCheck %s --check-prefix=CHECK-LEAF
4# REQUIRES: asserts
5
6# CHECK: *** Discarding overlapping candidates ***
7# CHECK-NEXT:Searching for overlaps in all repeated sequences...
8# CHECK-DAG:  Sequence length: 7
9# CHECK-NEXT:    Candidates discarded: 0
10# CHECK-NEXT:    Candidates kept: 2
11# CHECK-DAG:  Sequence length: 8
12# CHECK-NEXT:    .. DISCARD candidate @ [12, 19]; overlaps with candidate @ [5, 12]
13# CHECK-NEXT:    Candidates discarded: 1
14# CHECK-NEXT:    Candidates kept: 1
15# CHECK-DAG:   Sequence length: 9
16# CHECK-NEXT:    .. DISCARD candidate @ [11, 19]; overlaps with candidate @ [4, 12]
17# CHECK-NEXT:    Candidates discarded: 1
18# CHECK-NEXT:    Candidates kept: 1
19# CHECK-DAG:   Sequence length: 10
20# CHECK-NEXT:    .. DISCARD candidate @ [10, 19]; overlaps with candidate @ [3, 12]
21# CHECK-NEXT:    Candidates discarded: 1
22# CHECK-NEXT:    Candidates kept: 1
23# CHECK-DAG:   Sequence length: 11
24# CHECK-NEXT:    .. DISCARD candidate @ [9, 19]; overlaps with candidate @ [2, 12]
25# CHECK-NEXT:    Candidates discarded: 1
26# CHECK-NEXT:    Candidates kept: 1
27# CHECK-DAG:   Sequence length: 12
28# CHECK-NEXT:    .. DISCARD candidate @ [8, 19]; overlaps with candidate @ [1, 12]
29# CHECK-NEXT:    Candidates discarded: 1
30# CHECK-NEXT:    Candidates kept: 1
31# CHECK-DAG:   Sequence length: 13
32# CHECK-NEXT:    .. DISCARD candidate @ [7, 19]; overlaps with candidate @ [0, 12]
33# CHECK-NEXT:    Candidates discarded: 1
34# CHECK-NEXT:    Candidates kept: 1
35
36...
37---
38name:           overlap
39tracksRegLiveness: true
40machineFunctionInfo:
41  hasRedZone:      false
42body:             |
43  bb.0:
44    liveins: $x0, $x9
45    ; CHECK-LABEL: name: overlap
46    ; CHECK: liveins: $x0, $x9
47    ; CHECK-NEXT: {{  $}}
48    ; CHECK-NEXT: $x9 = ADDXri $x9, 16, 0
49    ; CHECK-NEXT: $x9 = ADDXri $x9, 16, 0
50    ; CHECK-NEXT: $x9 = ADDXri $x9, 16, 0
51    ; CHECK-NEXT: $x9 = ADDXri $x9, 16, 0
52    ; CHECK-NEXT: $x9 = ADDXri $x9, 16, 0
53    ; CHECK-NEXT: $x9 = ADDXri $x9, 16, 0
54    ; CHECK-NEXT: BL @OUTLINED_FUNCTION_0, implicit-def $lr, implicit $sp, implicit-def $lr, implicit-def $x8, implicit-def $x9, implicit $sp, implicit $x0, implicit $x9
55    ; CHECK-NEXT: BL @OUTLINED_FUNCTION_0, implicit-def $lr, implicit $sp, implicit-def $lr, implicit-def $x8, implicit-def $x9, implicit $sp, implicit $x0, implicit $x9
56    ; CHECK-NEXT: RET undef $x9
57
58    ; CHECK-LABEL: name: OUTLINED_FUNCTION_0
59    ; CHECK: liveins: $x0, $x9, $lr
60    ; CHECK-NEXT: {{  $}}
61    ; CHECK-NEXT: $x8 = ADDXri $x0, 3, 0
62    ; CHECK-NEXT: $x9 = ADDXri $x9, 16, 0
63    ; CHECK-NEXT: $x9 = ADDXri $x9, 16, 0
64    ; CHECK-NEXT: $x9 = ADDXri $x9, 16, 0
65    ; CHECK-NEXT: $x9 = ADDXri $x9, 16, 0
66    ; CHECK-NEXT: $x9 = ADDXri $x9, 16, 0
67    ; CHECK-NEXT: $x9 = ADDXri $x9, 16, 0
68    ; CHECK-NEXT: RET $lr
69
70    ; CHECK-LEAF-LABEL: name: overlap
71    ; CHECK-LEAF: liveins: $x0, $x9
72    ; CHECK-LEAF-NEXT: {{  $}}
73    ; CHECK-LEAF-NEXT: BL @OUTLINED_FUNCTION_0
74    ; CHECK-LEAF-NEXT: BL @OUTLINED_FUNCTION_0
75    ; CHECK-LEAF-NEXT: $x8 = ADDXri $x0, 3, 0
76    ; CHECK-LEAF-NEXT: BL @OUTLINED_FUNCTION_0
77    ; CHECK-LEAF-NEXT: BL @OUTLINED_FUNCTION_0
78    ; CHECK-LEAF-NEXT: $x8 = ADDXri $x0, 3, 0
79    ; CHECK-LEAF-NEXT: BL @OUTLINED_FUNCTION_0
80    ; CHECK-LEAF-NEXT: BL @OUTLINED_FUNCTION_0
81    ; CHECK-LEAF-NEXT: RET undef $x9
82
83    ; CHECK-LEAF-LABEL: name: OUTLINED_FUNCTION_0
84    ; CHECK-LEAF: liveins: $x0, $x9, $lr
85    ; CHECK-LEAF-NEXT: {{  $}}
86    ; CHECK-LEAF-NEXT: $x9 = ADDXri $x9, 16, 0
87    ; CHECK-LEAF-NEXT: $x9 = ADDXri $x9, 16, 0
88    ; CHECK-LEAF-NEXT: $x9 = ADDXri $x9, 16, 0
89    ; CHECK-LEAF-NEXT: RET $lr
90
91    $x9 = ADDXri $x9, 16, 0
92    $x9 = ADDXri $x9, 16, 0
93    $x9 = ADDXri $x9, 16, 0
94    $x9 = ADDXri $x9, 16, 0
95    $x9 = ADDXri $x9, 16, 0
96    $x9 = ADDXri $x9, 16, 0
97
98    $x8 = ADDXri $x0, 3, 0
99
100    $x9 = ADDXri $x9, 16, 0
101    $x9 = ADDXri $x9, 16, 0
102    $x9 = ADDXri $x9, 16, 0
103    $x9 = ADDXri $x9, 16, 0
104    $x9 = ADDXri $x9, 16, 0
105    $x9 = ADDXri $x9, 16, 0
106
107    $x8 = ADDXri $x0, 3, 0
108
109    $x9 = ADDXri $x9, 16, 0
110    $x9 = ADDXri $x9, 16, 0
111    $x9 = ADDXri $x9, 16, 0
112    $x9 = ADDXri $x9, 16, 0
113    $x9 = ADDXri $x9, 16, 0
114    $x9 = ADDXri $x9, 16, 0
115    RET undef $x9
116