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Logan Chien4ea23b52013-05-10 16:17:24 +00001@ RUN: llvm-mc %s -triple=armv7-unknown-linux-gnueabi -filetype=obj -o - \
Rafael Espindola5ffca732015-04-16 12:59:30 +00002@ RUN: | llvm-readobj -s -sd -sr -t > %t
3@ RUN: FileCheck %s < %t
4@ RUN: FileCheck --check-prefix=RELOC %s < %t
Logan Chien4ea23b52013-05-10 16:17:24 +00005
6@ Check whether the section is switched back properly.
7
8@ The assembler should switch the section back to the corresponding section
9@ after it have emitted the exception handling indices and tables. In this
10@ test case, we are checking whether the section is correct when .section
11@ directives is used.
12
13@ In this example, func1 and func2 should be defined in .TEST1 section.
14@ It is incorrect if the func2 is in .text, .ARM.extab.TEST1, or
15@ .ARM.exidx.TEST1 sections.
16
17 .syntax unified
18
19 .section .TEST1
20
21 .globl func1
22 .align 2
23 .type func1,%function
24 .fnstart
25func1:
26 bx lr
27 .personality __gxx_personality_v0
28 .handlerdata
29 .fnend
30
31 .globl func2
32 .align 2
33 .type func2,%function
34 .fnstart
35func2:
36 bx lr
37 .personality __gxx_personality_v0
38 .handlerdata
39 .fnend
40
41
42@-------------------------------------------------------------------------------
43@ Check the .text section. This should be empty.
44@-------------------------------------------------------------------------------
45@ CHECK: Sections [
46@ CHECK: Section {
47@ CHECK: Name: .text
48@ CHECK: SectionData (
49@ CHECK: )
50@ CHECK: }
51
52
53@-------------------------------------------------------------------------------
54@ Check the .TEST1 section. There should be two "bx lr" instructions.
55@-------------------------------------------------------------------------------
56@ CHECK: Section {
57@ CHECK: Name: .TEST1
58@ CHECK: SectionData (
59@ CHECK: 0000: 1EFF2FE1 1EFF2FE1 |../.../.|
60@ CHECK: )
61@ CHECK: }
62
63
64
65@-------------------------------------------------------------------------------
66@ Check the .ARM.extab.TEST1 section.
67@-------------------------------------------------------------------------------
68@ CHECK: Section {
69@ CHECK: Name: .ARM.extab.TEST1
Logan Chien4ea23b52013-05-10 16:17:24 +000070@ CHECK: SectionData (
71@ CHECK: 0000: 00000000 B0B0B000 00000000 B0B0B000 |................|
72@ CHECK: )
73@ CHECK: }
Rafael Espindola7fa23fc2015-04-15 17:24:06 +000074
Rafael Espindola5ffca732015-04-16 12:59:30 +000075@ RELOC: Section {
76@ RELOC: Name: .rel.ARM.extab.TEST1
77@ RELOC: Relocations [
78@ RELOC: 0x0 R_ARM_PREL31 __gxx_personality_v0 0x0
79@ RELOC: 0x8 R_ARM_PREL31 __gxx_personality_v0 0x0
80@ RELOC: ]
81@ RELOC: }
Logan Chien4ea23b52013-05-10 16:17:24 +000082
83
84@-------------------------------------------------------------------------------
85@ Check the .ARM.exidx.TEST1 section.
86@-------------------------------------------------------------------------------
87@ CHECK: Section {
88@ CHECK: Name: .ARM.exidx.TEST1
89@ CHECK: Link: 4
90@-------------------------------------------------------------------------------
Rafael Espindola4f60a382013-05-30 03:05:14 +000091@ The first word should be the offset to .TEST1.
92@ The second word should be the offset to .ARM.extab.TEST1
93@-------------------------------------------------------------------------------
94@ CHECK: SectionData (
95@ CHECK: 0000: 00000000 00000000 04000000 08000000 |................|
96@ CHECK: )
97@ CHECK: }
Rafael Espindola4f60a382013-05-30 03:05:14 +000098@-------------------------------------------------------------------------------
Logan Chien4ea23b52013-05-10 16:17:24 +000099@ The first word of each entry should be relocated to .TEST1 section.
100@ The second word of each entry should be relocated to
101@ .ARM.extab.TESET1 section.
102@-------------------------------------------------------------------------------
Rafael Espindola7fa23fc2015-04-15 17:24:06 +0000103
Rafael Espindola5ffca732015-04-16 12:59:30 +0000104@ RELOC: Section {
105@ RELOC: Name: .rel.ARM.exidx.TEST1
106@ RELOC: Relocations [
107@ RELOC: 0x0 R_ARM_PREL31 .TEST1 0x0
108@ RELOC: 0x4 R_ARM_PREL31 .ARM.extab.TEST1 0x0
109@ RELOC: 0x8 R_ARM_PREL31 .TEST1 0x0
110@ RELOC: 0xC R_ARM_PREL31 .ARM.extab.TEST1 0x0
111@ RELOC: ]
112@ RELOC: }
Logan Chien4ea23b52013-05-10 16:17:24 +0000113
114
115@-------------------------------------------------------------------------------
116@ Check the symbols "func1" and "func2". They should belong to .TEST1 section.
117@-------------------------------------------------------------------------------
118@ CHECK: Symbols [
119@ CHECK: Symbol {
120@ CHECK: Name: func1
121@ CHECK: Value: 0x0
122@ CHECK: Size: 0
123@ CHECK: Binding: Global (0x1)
124@ CHECK: Type: Function (0x2)
125@ CHECK: Other: 0
126@ CHECK: Section: .TEST1 (0x4)
127@ CHECK: }
128@ CHECK: Symbol {
129@ CHECK: Name: func2
130@ CHECK: Value: 0x4
131@ CHECK: Size: 0
132@ CHECK: Binding: Global (0x1)
133@ CHECK: Type: Function (0x2)
134@ CHECK: Other: 0
135@ CHECK: Section: .TEST1 (0x4)
136@ CHECK: }
137@ CHECK: ]