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
179
180
181
182
183
184
185
186
| ; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx -enable-patchpoint-liveness=false | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx | FileCheck -check-prefix=PATCH %s
;
; Note: Print verbose stackmaps using -debug-only=stackmaps.
; CHECK-LABEL: .section __LLVM_STACKMAPS,__llvm_stackmaps
; CHECK-NEXT: __LLVM_StackMaps:
; Header
; CHECK-NEXT: .byte 3
; CHECK-NEXT: .byte 0
; CHECK-NEXT: .short 0
; Num Functions
; CHECK-NEXT: .long 2
; Num LargeConstants
; CHECK-NEXT: .long 0
; Num Callsites
; CHECK-NEXT: .long 5
; Functions and stack size
; CHECK-NEXT: .quad _stackmap_liveness
; CHECK-NEXT: .quad 8
; CHECK-NEXT: .quad 3
; CHECK-NEXT: .quad _mixed_liveness
; CHECK-NEXT: .quad 8
; CHECK-NEXT: .quad 2
define void @stackmap_liveness() {
entry:
%a1 = call <2 x double> asm sideeffect "", "={xmm2}"() nounwind
; StackMap 1 (no liveness information available)
; CHECK-LABEL: .long L{{.*}}-_stackmap_liveness
; CHECK-NEXT: .short 0
; CHECK-NEXT: .short 0
; Padding
; CHECK-NEXT: .p2align 3
; CHECK-NEXT: .short 0
; Num LiveOut Entries: 0
; CHECK-NEXT: .short 0
; Align
; CHECK-NEXT: .p2align 3
; StackMap 1 (patchpoint liveness information enabled)
; PATCH-LABEL: .long L{{.*}}-_stackmap_liveness
; PATCH-NEXT: .short 0
; PATCH-NEXT: .short 0
; Padding
; PATCH-NEXT: .p2align 3
; PATCH-NEXT: .short 0
; Num LiveOut Entries: 1
; PATCH-NEXT: .short 1
; LiveOut Entry 1: %ymm2 (16 bytes) --> %xmm2
; PATCH-NEXT: .short 19
; PATCH-NEXT: .byte 0
; PATCH-NEXT: .byte 16
; Align
; PATCH-NEXT: .p2align 3
call anyregcc void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 1, i32 12, i8* null, i32 0)
%a2 = call i64 asm sideeffect "", "={r8}"() nounwind
%a3 = call i8 asm sideeffect "", "={ah}"() nounwind
%a4 = call <4 x double> asm sideeffect "", "={ymm0}"() nounwind
%a5 = call <4 x double> asm sideeffect "", "={ymm1}"() nounwind
; StackMap 2 (no liveness information available)
; CHECK-LABEL: .long L{{.*}}-_stackmap_liveness
; CHECK-NEXT: .short 0
; CHECK-NEXT: .short 0
; Padding
; CHECK-NEXT: .p2align 3
; CHECK-NEXT: .short 0
; Num LiveOut Entries: 0
; CHECK-NEXT: .short 0
; Align
; CHECK-NEXT: .p2align 3
; StackMap 2 (patchpoint liveness information enabled)
; PATCH-LABEL: .long L{{.*}}-_stackmap_liveness
; PATCH-NEXT: .short 0
; PATCH-NEXT: .short 0
; Padding
; PATCH-NEXT: .p2align 3
; PATCH-NEXT: .short 0
; Num LiveOut Entries: 5
; PATCH-NEXT: .short 5
; LiveOut Entry 1: %rax (1 bytes) --> %al or %ah
; PATCH-NEXT: .short 0
; PATCH-NEXT: .byte 0
; PATCH-NEXT: .byte 1
; LiveOut Entry 2: %r8 (8 bytes)
; PATCH-NEXT: .short 8
; PATCH-NEXT: .byte 0
; PATCH-NEXT: .byte 8
; LiveOut Entry 3: %ymm0 (32 bytes)
; PATCH-NEXT: .short 17
; PATCH-NEXT: .byte 0
; PATCH-NEXT: .byte 32
; LiveOut Entry 4: %ymm1 (32 bytes)
; PATCH-NEXT: .short 18
; PATCH-NEXT: .byte 0
; PATCH-NEXT: .byte 32
; LiveOut Entry 5: %ymm2 (16 bytes) --> %xmm2
; PATCH-NEXT: .short 19
; PATCH-NEXT: .byte 0
; PATCH-NEXT: .byte 16
; Align
; PATCH-NEXT: .p2align 3
call anyregcc void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 2, i32 12, i8* null, i32 0)
call void asm sideeffect "", "{r8},{ah},{ymm0},{ymm1}"(i64 %a2, i8 %a3, <4 x double> %a4, <4 x double> %a5) nounwind
; StackMap 3 (no liveness information available)
; CHECK-LABEL: .long L{{.*}}-_stackmap_liveness
; CHECK-NEXT: .short 0
; CHECK-NEXT: .short 0
; Padding
; CHECK-NEXT: .p2align 3
; CHECK-NEXT: .short 0
; Num LiveOut Entries: 0
; CHECK-NEXT: .short 0
; Align
; CHECK-NEXT: .p2align 3
; StackMap 3 (patchpoint liveness information enabled)
; PATCH-LABEL: .long L{{.*}}-_stackmap_liveness
; PATCH-NEXT: .short 0
; PATCH-NEXT: .short 0
; Padding
; PATCH-NEXT: .p2align 3
; PATCH-NEXT: .short 0
; Num LiveOut Entries: 2
; PATCH-NEXT: .short 2
; LiveOut Entry 1: %rsp (8 bytes)
; PATCH-NEXT: .short 7
; PATCH-NEXT: .byte 0
; PATCH-NEXT: .byte 8
; LiveOut Entry 2: %ymm2 (16 bytes) --> %xmm2
; PATCH-NEXT: .short 19
; PATCH-NEXT: .byte 0
; PATCH-NEXT: .byte 16
; Align
; PATCH-NEXT: .p2align 3
call anyregcc void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 3, i32 12, i8* null, i32 0)
call void asm sideeffect "", "{xmm2}"(<2 x double> %a1) nounwind
ret void
}
define void @mixed_liveness() {
entry:
%a1 = call <2 x double> asm sideeffect "", "={xmm2}"() nounwind
; StackMap 4 (patchpoint liveness information enabled)
; PATCH-LABEL: .long L{{.*}}-_mixed_liveness
; PATCH-NEXT: .short 0
; PATCH-NEXT: .short 0
; Padding
; PATCH-NEXT: .p2align 3
; PATCH-NEXT: .short 0
; Num LiveOut Entries: 0
; PATCH-NEXT: .short 0
; Align
; PATCH-NEXT: .p2align 3
; StackMap 5 (patchpoint liveness information enabled)
; PATCH-LABEL: .long L{{.*}}-_mixed_liveness
; PATCH-NEXT: .short 0
; PATCH-NEXT: .short 0
; Padding
; PATCH-NEXT: .p2align 3
; PATCH-NEXT: .short 0
; Num LiveOut Entries: 2
; PATCH-NEXT: .short 2
; LiveOut Entry 1: %rsp (8 bytes)
; PATCH-NEXT: .short 7
; PATCH-NEXT: .byte 0
; PATCH-NEXT: .byte 8
; LiveOut Entry 2: %ymm2 (16 bytes) --> %xmm2
; PATCH-NEXT: .short 19
; PATCH-NEXT: .byte 0
; PATCH-NEXT: .byte 16
; Align
; PATCH-NEXT: .p2align 3
call void (i64, i32, ...) @llvm.experimental.stackmap(i64 4, i32 5)
call anyregcc void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 5, i32 0, i8* null, i32 0)
call void asm sideeffect "", "{xmm2}"(<2 x double> %a1) nounwind
ret void
}
declare void @llvm.experimental.stackmap(i64, i32, ...)
declare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...)
|