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
|
@ RUN: llvm-mc %s -triple=armv7-unknown-linux-gnueabi -filetype=obj -o - \
@ RUN: | llvm-readobj -s -sd | FileCheck %s
@ Check for different combination of .setfp, .pad, .save and .vsave.
.syntax unified
@-------------------------------------------------------------------------------
@ TEST1: Check .pad before .setfp directive.
@-------------------------------------------------------------------------------
.section .TEST1
.globl func1
.type func1,%function
.align 2
.fnstart
func1:
.pad #12
sub sp, sp, #12
.setfp fp, sp, #8
add fp, sp, #8
sub sp, fp, #8
add sp, sp, #12
bx lr
.personality __gxx_personality_v0
.handlerdata
.fnend
@ CHECK: Section {
@ CHECK: Name: .ARM.extab.TEST1
@ CHECK: SectionData (
@ CHECK: 0000: 00000000 B0009B00 |........|
@ CHECK: )
@ CHECK: }
@-------------------------------------------------------------------------------
@ TEST2: Check .pad after .setfp directive.
@-------------------------------------------------------------------------------
.section .TEST2
.globl func2
.type func2,%function
.align 2
.fnstart
func2:
.setfp fp, sp, #8
add fp, sp, #8
.pad #12
sub sp, sp, #12
add sp, sp, #12
sub sp, fp, #8
bx lr
.personality __gxx_personality_v0
.handlerdata
.fnend
@ CHECK: Section {
@ CHECK: Name: .ARM.extab.TEST2
@ CHECK: SectionData (
@ CHECK: 0000: 00000000 B0419B00 |.....A..|
@ CHECK: )
@ CHECK: }
@-------------------------------------------------------------------------------
@ TEST3: Check .setfp, .pad, .setfp directive.
@-------------------------------------------------------------------------------
.section .TEST3
.globl func3
.type func3,%function
.align 2
.fnstart
func3:
@ prologue:
.setfp fp, sp, #4
add fp, sp, #4
.pad #8
sub sp, sp, #8
.setfp fp, sp, #4
add fp, sp, #4
@ epilogue:
add sp, fp, #4
bx lr
.personality __gxx_personality_v0
.handlerdata
.fnend
@ CHECK: Section {
@ CHECK: Name: .ARM.extab.TEST3
@ CHECK: SectionData (
@ CHECK: 0000: 00000000 B0009B00 |........|
@ CHECK: )
@ CHECK: }
@-------------------------------------------------------------------------------
@ TEST4: Check ".setfp fp, sp" and ".setfp fp, fp" directive.
@-------------------------------------------------------------------------------
.section .TEST4
.globl func4
.type func4,%function
.align 2
.fnstart
func4:
@ prologue:
.setfp fp, sp, #8
add fp, sp, #8
.setfp fp, fp, #8
add fp, fp, #8
@ epilogue:
sub sp, fp, #16
bx lr
.personality __gxx_personality_v0
.handlerdata
.fnend
@ CHECK: Section {
@ CHECK: Name: .ARM.extab.TEST4
@ CHECK: SectionData (
@ CHECK: 0000: 00000000 B0439B00 |.....C..|
@ CHECK: )
@ CHECK: }
@-------------------------------------------------------------------------------
@ TEST5: Check .setfp, .save, .setfp directive.
@-------------------------------------------------------------------------------
.section .TEST5
.globl func5
.type func5,%function
.align 2
.fnstart
func5:
@ prologue:
.setfp fp, sp, #16
add fp, sp, #16
.save {r4, r5, r6, r7, r8}
push {r4, r5, r6, r7, r8}
.pad #8
add sp, sp, #8
.pad #8
sub sp, sp, #8
.save {r9, r10}
push {r9, r10}
.setfp fp, sp, #24
add fp, sp, #24
@ epilogue:
sub sp, fp, #24
pop {r9, r10}
add sp, sp, #16
pop {r4, r5, r6, r7, r8}
bx lr
.personality __gxx_personality_v0
.handlerdata
.fnend
@ CHECK: Section {
@ CHECK: Name: .ARM.extab.TEST5
@ CHECK: SectionData (
@ CHECK: 0000: 00000000 80459B01 B0A40360 |.....E.....`|
@ CHECK: )
@ CHECK: }
|
