i386-zrel-zrela.s
1.78 KB
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
# REQUIRES: x86
## The i386 psABI uses Elf64_Rela relocation entries. We produce
## Elf32_Rel dynamic relocations by default, but can use Elf32_Rela with -z rela.
# RUN: llvm-mc -filetype=obj -triple=i386 %s -o %t.o
# RUN: ld.lld -shared %t.o -o %t.so
# RUN: llvm-readobj -d -r -x .data %t.so | FileCheck --check-prefix=REL %s
# RUN: ld.lld -shared -z rel %t.o -o %t1.so
# RUN: llvm-readobj -d -r -x .data %t1.so | FileCheck --check-prefix=REL %s
# REL: REL {{.*}}
# REL-NEXT: RELSZ 32 (bytes)
# REL-NEXT: RELENT 8 (bytes)
# REL-NEXT: RELCOUNT 1
# REL-NEXT: JMPREL {{.*}}
# REL-NEXT: PLTRELSZ 8 (bytes)
# REL-NEXT: PLTGOT {{.*}}
# REL-NEXT: PLTREL REL{{$}}
# REL: .rel.dyn {
# REL-NEXT: R_386_RELATIVE - 0x0
# REL-NEXT: R_386_GLOB_DAT func 0x0
# REL-NEXT: R_386_TLS_TPOFF tls 0x0
# REL-NEXT: R_386_32 _start 0x0
# REL-NEXT: }
# REL-NEXT: .rel.plt {
# REL-NEXT: R_386_JUMP_SLOT func 0x0
# REL-NEXT: }
# REL: Hex dump of section '.data':
# REL-NEXT: 0x000042cc cc420000 2a000000
# RUN: ld.lld -shared -z rel -z rela %t.o -o %t2.so
# RUN: llvm-readobj -d -r %t2.so | FileCheck --check-prefix=RELA %s
# RELA: RELA {{.*}}
# RELA-NEXT: RELASZ 48 (bytes)
# RELA-NEXT: RELAENT 12 (bytes)
# RELA-NEXT: RELACOUNT 1
# RELA-NEXT: JMPREL {{.*}}
# RELA-NEXT: PLTRELSZ 12 (bytes)
# RELA-NEXT: PLTGOT {{.*}}
# RELA-NEXT: PLTREL RELA
# RELA: .rela.dyn {
# RELA-NEXT: R_386_RELATIVE - 0x42EC
# RELA-NEXT: R_386_GLOB_DAT func 0x0
# RELA-NEXT: R_386_TLS_TPOFF tls 0x2A
# RELA-NEXT: R_386_32 _start 0x2A
# RELA-NEXT: }
# RELA-NEXT: .rela.plt {
# RELA-NEXT: R_386_JUMP_SLOT func 0x0
# RELA-NEXT: }
.globl _start
_start:
call func@PLT
movl func@GOT(%eax), %eax
.section .text1,"awx"
movl %gs:tls@NTPOFF+42, %eax
.data
.long .data
.long _start+42