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
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc -mtriple aarch64-arm-linux-gnu --enable-machine-outliner -outliner-leaf-descendants=false \
; RUN: -verify-machineinstrs %s -o - | FileCheck --check-prefixes CHECK,V8A %s
; RUN: llc -mtriple aarch64 -enable-machine-outliner -outliner-leaf-descendants=false \
; RUN: -verify-machineinstrs -mattr=+v8.3a %s -o - | \
; RUN: FileCheck %s --check-prefixes CHECK,V83A
declare i32 @thunk_called_fn(i32, i32, i32, i32)
define i32 @a() #0 {
; V8A-LABEL: a:
; V8A: // %bb.0: // %entry
; V8A-NEXT: hint #25
; V8A-NEXT: .cfi_negate_ra_state
; V8A-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
; V8A-NEXT: .cfi_def_cfa_offset 16
; V8A-NEXT: .cfi_offset w30, -16
; V8A-NEXT: mov w0, #1 // =0x1
; V8A-NEXT: mov w1, #2 // =0x2
; V8A-NEXT: mov w2, #3 // =0x3
; V8A-NEXT: mov w3, #4 // =0x4
; V8A-NEXT: bl thunk_called_fn
; V8A-NEXT: add w0, w0, #8
; V8A-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
; V8A-NEXT: hint #29
; V8A-NEXT: ret
;
; V83A-LABEL: a:
; V83A: // %bb.0: // %entry
; V83A-NEXT: paciasp
; V83A-NEXT: .cfi_negate_ra_state
; V83A-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
; V83A-NEXT: .cfi_def_cfa_offset 16
; V83A-NEXT: .cfi_offset w30, -16
; V83A-NEXT: mov w0, #1 // =0x1
; V83A-NEXT: mov w1, #2 // =0x2
; V83A-NEXT: mov w2, #3 // =0x3
; V83A-NEXT: mov w3, #4 // =0x4
; V83A-NEXT: bl thunk_called_fn
; V83A-NEXT: add w0, w0, #8
; V83A-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
; V83A-NEXT: retaa
entry:
%call = tail call i32 @thunk_called_fn(i32 1, i32 2, i32 3, i32 4)
%cx = add i32 %call, 8
ret i32 %cx
}
define i32 @b() #0 {
; V8A-LABEL: b:
; V8A: // %bb.0: // %entry
; V8A-NEXT: hint #25
; V8A-NEXT: .cfi_negate_ra_state
; V8A-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
; V8A-NEXT: .cfi_def_cfa_offset 16
; V8A-NEXT: .cfi_offset w30, -16
; V8A-NEXT: mov w0, #1 // =0x1
; V8A-NEXT: mov w1, #2 // =0x2
; V8A-NEXT: mov w2, #3 // =0x3
; V8A-NEXT: mov w3, #4 // =0x4
; V8A-NEXT: bl thunk_called_fn
; V8A-NEXT: add w0, w0, #88
; V8A-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
; V8A-NEXT: hint #29
; V8A-NEXT: ret
;
; V83A-LABEL: b:
; V83A: // %bb.0: // %entry
; V83A-NEXT: paciasp
; V83A-NEXT: .cfi_negate_ra_state
; V83A-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
; V83A-NEXT: .cfi_def_cfa_offset 16
; V83A-NEXT: .cfi_offset w30, -16
; V83A-NEXT: mov w0, #1 // =0x1
; V83A-NEXT: mov w1, #2 // =0x2
; V83A-NEXT: mov w2, #3 // =0x3
; V83A-NEXT: mov w3, #4 // =0x4
; V83A-NEXT: bl thunk_called_fn
; V83A-NEXT: add w0, w0, #88
; V83A-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
; V83A-NEXT: retaa
entry:
%call = tail call i32 @thunk_called_fn(i32 1, i32 2, i32 3, i32 4)
%cx = add i32 %call, 88
ret i32 %cx
}
define hidden i32 @c(ptr %fptr) #0 {
; V8A-LABEL: c:
; V8A: // %bb.0: // %entry
; V8A-NEXT: hint #25
; V8A-NEXT: .cfi_negate_ra_state
; V8A-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
; V8A-NEXT: .cfi_def_cfa_offset 16
; V8A-NEXT: .cfi_offset w30, -16
; V8A-NEXT: mov x8, x0
; V8A-NEXT: mov w0, #1 // =0x1
; V8A-NEXT: mov w1, #2 // =0x2
; V8A-NEXT: mov w2, #3 // =0x3
; V8A-NEXT: mov w3, #4 // =0x4
; V8A-NEXT: blr x8
; V8A-NEXT: add w0, w0, #8
; V8A-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
; V8A-NEXT: hint #29
; V8A-NEXT: ret
;
; V83A-LABEL: c:
; V83A: // %bb.0: // %entry
; V83A-NEXT: paciasp
; V83A-NEXT: .cfi_negate_ra_state
; V83A-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
; V83A-NEXT: .cfi_def_cfa_offset 16
; V83A-NEXT: .cfi_offset w30, -16
; V83A-NEXT: mov x8, x0
; V83A-NEXT: mov w0, #1 // =0x1
; V83A-NEXT: mov w1, #2 // =0x2
; V83A-NEXT: mov w2, #3 // =0x3
; V83A-NEXT: mov w3, #4 // =0x4
; V83A-NEXT: blr x8
; V83A-NEXT: add w0, w0, #8
; V83A-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
; V83A-NEXT: retaa
entry:
%call = tail call i32 %fptr(i32 1, i32 2, i32 3, i32 4)
%add = add nsw i32 %call, 8
ret i32 %add
}
define hidden i32 @d(ptr %fptr) #0 {
; V8A-LABEL: d:
; V8A: // %bb.0: // %entry
; V8A-NEXT: hint #25
; V8A-NEXT: .cfi_negate_ra_state
; V8A-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
; V8A-NEXT: .cfi_def_cfa_offset 16
; V8A-NEXT: .cfi_offset w30, -16
; V8A-NEXT: mov x8, x0
; V8A-NEXT: mov w0, #1 // =0x1
; V8A-NEXT: mov w1, #2 // =0x2
; V8A-NEXT: mov w2, #3 // =0x3
; V8A-NEXT: mov w3, #4 // =0x4
; V8A-NEXT: blr x8
; V8A-NEXT: add w0, w0, #88
; V8A-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
; V8A-NEXT: hint #29
; V8A-NEXT: ret
;
; V83A-LABEL: d:
; V83A: // %bb.0: // %entry
; V83A-NEXT: paciasp
; V83A-NEXT: .cfi_negate_ra_state
; V83A-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
; V83A-NEXT: .cfi_def_cfa_offset 16
; V83A-NEXT: .cfi_offset w30, -16
; V83A-NEXT: mov x8, x0
; V83A-NEXT: mov w0, #1 // =0x1
; V83A-NEXT: mov w1, #2 // =0x2
; V83A-NEXT: mov w2, #3 // =0x3
; V83A-NEXT: mov w3, #4 // =0x4
; V83A-NEXT: blr x8
; V83A-NEXT: add w0, w0, #88
; V83A-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
; V83A-NEXT: retaa
entry:
%call = tail call i32 %fptr(i32 1, i32 2, i32 3, i32 4)
%add = add nsw i32 %call, 88
ret i32 %add
}
attributes #0 = { "sign-return-address"="non-leaf" minsize }
; CHECK-NOT: OUTLINED_FUNCTION_{{.*}}
; CHECK-NOT: .cfi_b_key_frame
; CHECK-NOT: paci{{[a,b]}}sp
; CHECK-NOT: hint #2{{[5,7]}}
; CHECK-NOT: .cfi_negate_ra_state
; CHECK-NOT: auti{{[a,b]}}sp
; CHECK-NOT: hint #{{[29,31]}}
|
