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
|
# Check MIPS TLS relocations handling.
# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
# RUN: %p/Inputs/mips-tls.s -o %t.so.o
# RUN: ld.lld -shared %t.so.o -o %t.so
# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux %s -o %t.o
# RUN: ld.lld %t.o %t.so -o %t.exe
# RUN: llvm-objdump -d -s -t %t.exe | FileCheck -check-prefix=DIS %s
# RUN: llvm-readobj -r -mips-plt-got %t.exe | FileCheck %s
# REQUIRES: mips
# DIS: __start:
# DIS-NEXT: 20000: 24 62 80 1c addiu $2, $3, -32740
# DIS-NEXT: 20004: 24 62 80 24 addiu $2, $3, -32732
# DIS-NEXT: 20008: 8f 82 80 18 lw $2, -32744($gp)
# DIS-NEXT: 2000c: 24 62 80 2c addiu $2, $3, -32724
# DIS: Contents of section .got:
# DIS_NEXT: 30004 00000000 80000000 00020000 00000000
# DIS_NEXT: 30014 00000000 00000000 00000000 00000000
# DIS: 00030000 l .tdata 00000000 .tdata
# DIS: 00030000 l .tdata 00000000 loc
# DIS: 00000000 g *UND* 00000000 foo
# CHECK: Relocations [
# CHECK-NEXT: Section (7) .rel.dyn {
# CHECK-NEXT: 0x30018 R_MIPS_TLS_DTPMOD32 - 0x0
# CHECK-NEXT: 0x30010 R_MIPS_TLS_DTPMOD32 foo 0x0
# CHECK-NEXT: 0x30014 R_MIPS_TLS_DTPREL32 foo 0x0
# CHECK-NEXT: 0x30020 R_MIPS_TLS_TPREL32 foo 0x0
# CHECK-NEXT: }
# CHECK-NEXT: ]
# CHECK-NEXT: Primary GOT {
# CHECK-NEXT: Canonical gp value: 0x37FF4
# CHECK-NEXT: Reserved entries [
# CHECK-NEXT: Entry {
# CHECK-NEXT: Address: 0x30004
# CHECK-NEXT: Access: -32752
# CHECK-NEXT: Initial: 0x0
# CHECK-NEXT: Purpose: Lazy resolver
# CHECK-NEXT: }
# CHECK-NEXT: Entry {
# CHECK-NEXT: Address: 0x30008
# CHECK-NEXT: Access: -32748
# CHECK-NEXT: Initial: 0x80000000
# CHECK-NEXT: Purpose: Module pointer (GNU extension)
# CHECK-NEXT: }
# CHECK-NEXT: ]
# CHECK-NEXT: Local entries [
# CHECK-NEXT: Entry {
# CHECK-NEXT: Address: 0x3000C
# CHECK-NEXT: Access: -32744
# CHECK-NEXT: Initial: 0x20000
# CHECK-NEXT: }
# CHECK-NEXT: ]
# CHECK-NEXT: Global entries [
# CHECK-NEXT: ]
# CHECK-NEXT: Number of TLS and multi-GOT entries: 5
# ^-- 0x30010 / -32740 - R_MIPS_TLS_GD - R_MIPS_TLS_DTPMOD32 foo
# ^-- 0x30018 / -32736 - R_MIPS_TLS_DTPREL32 foo
# ^-- 0x3001C / -32732 - R_MIPS_TLS_LDM - R_MIPS_TLS_DTPMOD32 loc
# ^-- 0x30020 / -32728
# ^-- 0x30024 / -32724 - R_MIPS_TLS_GOTTPREL - R_MIPS_TLS_TPREL32
.text
.global __start
__start:
addiu $2, $3, %tlsgd(foo) # R_MIPS_TLS_GD
addiu $2, $3, %tlsldm(loc) # R_MIPS_TLS_LDM
lw $2, %got(__start)($gp)
addiu $2, $3, %gottprel(foo) # R_MIPS_TLS_GOTTPREL
.section .tdata,"awT",%progbits
loc:
.word 0
|
