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1# REQUIRES: mips
2# Check that the linker use a value of _gp symbol defined
3# in a linker script to calculate GOT relocations.
4
5# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux %s -o %t.o
6
7# RUN: echo "SECTIONS { \
8# RUN:          .text : { *(.text) } \
9# RUN:          _gp = ABSOLUTE(.) + 0x100; \
10# RUN:          .got  : { *(.got) } }" > %t.rel.script
11# RUN: ld.lld -shared -o %t.rel.so --script %t.rel.script %t.o
12# RUN: llvm-objdump -s -t %t.rel.so | FileCheck --check-prefix=REL %s
13
14# RUN: echo "SECTIONS { \
15# RUN:          .text : { *(.text) } \
16# RUN:          _gp = 0x100 + ABSOLUTE(.); \
17# RUN:          .got  : { *(.got) } }" > %t.rel.script
18# RUN: ld.lld -shared -o %t.rel.so --script %t.rel.script %t.o
19# RUN: llvm-objdump -s -t %t.rel.so | FileCheck --check-prefix=REL %s
20
21# RUN: echo "SECTIONS { \
22# RUN:          .text : { *(.text) } \
23# RUN:          _gp = 0x200; \
24# RUN:          .got  : { *(.got) } }" > %t.abs.script
25# RUN: ld.lld -shared -o %t.abs.so --script %t.abs.script %t.o
26# RUN: llvm-objdump -s -t %t.abs.so | FileCheck --check-prefix=ABS %s
27
28# REL: 000000e0 l       .text           00000000 foo
29# REL: 00000000 l       *ABS*           00000000 .hidden _gp_disp
30# REL: 000001ec l       *ABS*           00000000 .hidden _gp
31
32# REL:      Contents of section .reginfo:
33# REL-NEXT:  0018 10000104 00000000 00000000 00000000
34# REL-NEXT:  0028 00000000 000001ec
35#                          ^-- _gp
36
37# REL:      Contents of section .text:
38# REL-NEXT:  00e0 3c080000 2108010c 8f82ff1c
39#                 ^-- %hi(_gp_disp)
40#                          ^-- %lo(_gp_disp)
41#                                   ^-- 8 - (0x1ec - 0x100)
42#                                       G - (GP - .got)
43
44# REL:      Contents of section .data:
45# REL-NEXT:  00f0 fffffef4
46#                 ^-- 0x30-0x1ec
47#                     foo - GP
48
49# ABS: 000000e0 l       .text           00000000 foo
50# ABS: 00000000 l       *ABS*           00000000 .hidden _gp_disp
51# ABS: 00000200 l       *ABS*           00000000 .hidden _gp
52
53# ABS:      Contents of section .reginfo:
54# ABS-NEXT:  0018 10000104 00000000 00000000 00000000
55# ABS-NEXT:  0028 00000000 00000200
56#                          ^-- _gp
57
58# ABS:      Contents of section .text:
59# ABS-NEXT:  00e0 3c080000 21080120 8f82ff08
60#                 ^-- %hi(_gp_disp)
61#                          ^-- %lo(_gp_disp)
62#                                   ^-- 8 - (0x200 - 0x100)
63#                                       G - (GP - .got)
64
65# ABS:      Contents of section .data:
66# ABS-NEXT:  00f0 fffffee0
67#                 ^-- 0xe0-0x200
68#                     foo - GP
69
70  .text
71foo:
72  lui    $t0, %hi(_gp_disp)
73  addi   $t0, $t0, %lo(_gp_disp)
74  lw     $v0, %call16(bar)($gp)
75
76  .data
77  .gpword foo
78