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gerrit-public.fairphone.software / toolchain / llvm-project / 9a1a34b105694626ff5789729a47c39894365b9e / . / llvm / test / MC / ELF / merge.s
blob: befc2bfc0b52160728b0bd0bd878ee2e20e93472 [file] [log] [blame]
Rafael Espindola75d65b92010-09-25 05:42:19 +0000[diff] [blame]1// RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu %s -o - | elf-dump --dump-section-data | FileCheck %s
2
Rafael Espindola259bcda2010-10-05 15:43:32 +0000[diff] [blame]3// Test that PIC relocations with local symbols in a mergeable section are done
Rafael Espindola75d65b92010-09-25 05:42:19 +0000[diff] [blame]4// with a reference to the symbol. Not sure if this is a linker limitation,
5// but this matches the behavior of gas.
6
Rafael Espindola259bcda2010-10-05 15:43:32 +0000[diff] [blame]7// Non-PIC relocations with 0 offset don't use the symbol.
8
9
10 movsd .Lfoo(%rip), %xmm1
11 movl $.Lfoo, %edi
12 movl $.Lfoo+2, %edi
Rafael Espindolad7565c32010-10-05 23:57:26 +0000[diff] [blame]13 jmp foo@PLT
Rafael Espindola8f3d2c92010-10-06 16:23:36 +0000[diff] [blame]14 movq foo@GOTPCREL, %rax
Rafael Espindolad4445772010-10-06 19:27:21 +0000[diff] [blame]15 movq zed, %rax
Rafael Espindola259bcda2010-10-05 15:43:32 +0000[diff] [blame]16
Rafael Espindola75d65b92010-09-25 05:42:19 +0000[diff] [blame]17 .section .sec1,"aM",@progbits,16
18.Lfoo:
Rafael Espindolad4445772010-10-06 19:27:21 +0000[diff] [blame]19zed:
20 .global zed
Rafael Espindola259bcda2010-10-05 15:43:32 +0000[diff] [blame]21
Rafael Espindolad7565c32010-10-05 23:57:26 +0000[diff] [blame]22 .section bar,"ax",@progbits
23foo:
24
Rafael Espindola259bcda2010-10-05 15:43:32 +0000[diff] [blame]25// Relocation 0 refers to symbol 1
Rafael Espindola75d65b92010-09-25 05:42:19 +0000[diff] [blame]26// CHECK: ('_relocations', [
27// CHECK-NEXT: # Relocation 0
28// CHECK-NEXT: (('r_offset',
Jason W Kime8b37112010-10-19 17:39:10 +0000[diff] [blame]29// CHECK-NEXT: ('r_sym', 0x00000001)
30// CHECK-NEXT: ('r_type', 0x00000002
Rafael Espindola259bcda2010-10-05 15:43:32 +0000[diff] [blame]31// CHECK-NEXT: ('r_addend',
32// CHECK-NEXT: ),
33
Rafael Espindolad7565c32010-10-05 23:57:26 +0000[diff] [blame]34// Relocation 1 refers to symbol 6
Jason W Kime8b37112010-10-19 17:39:10 +0000[diff] [blame]35// CHECK-NEXT: # Relocation 0x00000001
Rafael Espindola259bcda2010-10-05 15:43:32 +0000[diff] [blame]36// CHECK-NEXT: (('r_offset',
Jason W Kime8b37112010-10-19 17:39:10 +0000[diff] [blame]37// CHECK-NEXT: ('r_sym', 0x00000006)
38// CHECK-NEXT: ('r_type', 0x0000000a)
Rafael Espindola259bcda2010-10-05 15:43:32 +0000[diff] [blame]39// CHECK-NEXT: ('r_addend',
40// CHECK-NEXT: ),
41
42// Relocation 2 refers to symbol 1
Jason W Kime8b37112010-10-19 17:39:10 +0000[diff] [blame]43// CHECK-NEXT: # Relocation 0x00000002
Rafael Espindola259bcda2010-10-05 15:43:32 +0000[diff] [blame]44// CHECK-NEXT: (('r_offset',
Jason W Kime8b37112010-10-19 17:39:10 +0000[diff] [blame]45// CHECK-NEXT: ('r_sym', 0x00000001)
46// CHECK-NEXT: ('r_type', 0x0000000a
Rafael Espindola75d65b92010-09-25 05:42:19 +0000[diff] [blame]47// CHECK-NEXT: ('r_addend',
48// CHECK-NEXT: ),
Rafael Espindolad7565c32010-10-05 23:57:26 +0000[diff] [blame]49
50// Relocation 3 refers to symbol 2
Jason W Kime8b37112010-10-19 17:39:10 +0000[diff] [blame]51// CHECK-NEXT: # Relocation 0x00000003
Rafael Espindolad7565c32010-10-05 23:57:26 +0000[diff] [blame]52// CHECK-NEXT: (('r_offset',
Jason W Kime8b37112010-10-19 17:39:10 +0000[diff] [blame]53// CHECK-NEXT: ('r_sym', 0x00000002)
54// CHECK-NEXT: ('r_type', 0x00000004
Rafael Espindolad7565c32010-10-05 23:57:26 +0000[diff] [blame]55// CHECK-NEXT: ('r_addend',
56// CHECK-NEXT: ),
Rafael Espindola8f3d2c92010-10-06 16:23:36 +0000[diff] [blame]57
58// Relocation 4 refers to symbol 2
Jason W Kime8b37112010-10-19 17:39:10 +0000[diff] [blame]59// CHECK-NEXT: # Relocation 0x00000004
Rafael Espindola8f3d2c92010-10-06 16:23:36 +0000[diff] [blame]60// CHECK-NEXT: (('r_offset',
Jason W Kime8b37112010-10-19 17:39:10 +0000[diff] [blame]61// CHECK-NEXT: ('r_sym', 0x00000002)
62// CHECK-NEXT: ('r_type', 0x00000009
Rafael Espindola8f3d2c92010-10-06 16:23:36 +0000[diff] [blame]63// CHECK-NEXT: ('r_addend',
64// CHECK-NEXT: ),
Rafael Espindolad4445772010-10-06 19:27:21 +0000[diff] [blame]65
66// Relocation 5 refers to symbol 8
Jason W Kime8b37112010-10-19 17:39:10 +0000[diff] [blame]67// CHECK-NEXT: # Relocation 0x00000005
68// CHECK-NEXT: (('r_offset', 0x00000023)
69// CHECK-NEXT: ('r_sym', 0x00000008)
70// CHECK-NEXT: ('r_type', 0x0000000b)
71// CHECK-NEXT: ('r_addend', 0x00000000)
Rafael Espindolad4445772010-10-06 19:27:21 +0000[diff] [blame]72// CHECK-NEXT: ),
Rafael Espindola75d65b92010-09-25 05:42:19 +0000[diff] [blame]73// CHECK-NEXT: ])
Rafael Espindola1557fd62011-03-20 18:44:20 +0000[diff] [blame]74
75// Section 5 is "sec1"
76// CHECK: # Section 0x00000005
Rafael Espindola9a1a34b2011-04-07 23:51:25 +0000[diff] [blame^]77// CHECK-NEXT: (('sh_name', 0x00000035) # '.sec1'
Rafael Espindola1557fd62011-03-20 18:44:20 +0000[diff] [blame]78
79// Symbol number 1 is .Lfoo
80// CHECK: # Symbol 0x00000001
81// CHECK-NEXT: (('st_name', 0x00000001) # '.Lfoo'
82
83// Symbol number 2 is foo
84// CHECK: # Symbol 0x00000002
85// CHECK-NEXT: (('st_name', 0x00000007) # 'foo'
86
87// Symbol number 6 is section 5
88// CHECK: # Symbol 0x00000006
89// CHECK-NEXT: (('st_name', 0x00000000) # ''
90// CHECK-NEXT: ('st_bind', 0x00000000)
91// CHECK-NEXT: ('st_type', 0x00000003)
92// CHECK-NEXT: ('st_other', 0x00000000)
93// CHECK-NEXT: ('st_shndx', 0x00000005)
94
95// Symbol number 8 is zed
96// CHECK: # Symbol 0x00000008
97// CHECK-NEXT: (('st_name', 0x0000000b) # 'zed'