205 lines
6.9 KiB
YAML
205 lines
6.9 KiB
YAML
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# RUN: lld -flavor darwin -arch x86_64 -r -print_atoms %s -o %t | FileCheck %s \
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# RUN: && lld -flavor darwin -arch x86_64 -r -print_atoms %t -o %t2 | FileCheck %s
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#
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# Test parsing and writing of x86_64 text relocations.
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#
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# The first step tests if the supplied mach-o file is parsed into the correct
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# set of references. The second step verifies relocations can be round-tripped
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# by writing to a new .o file, then parsing that file which should result in
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# the same references.
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#
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#_test:
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# call _foo
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# call _foo+4
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# movq _foo@GOTPCREL(%rip), %rax
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# pushq _foo@GOTPCREL(%rip)
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# movl _foo(%rip), %eax
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# movl _foo+4(%rip), %eax
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# movb $0x12, _foo(%rip)
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# movw $0x1234, _foo(%rip)
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# movl $0x12345678, _foo(%rip)
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# movl L2(%rip), %eax
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# movb $0x12, L2(%rip)
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# movw $0x1234, L2(%rip)
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# movl $0x12345678, L2(%rip)
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#
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# .data
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#L2: .long 0
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--- !mach-o
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arch: x86_64
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file-type: MH_OBJECT
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flags: [ ]
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sections:
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- segment: __TEXT
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section: __text
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type: S_REGULAR
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attributes: [ S_ATTR_PURE_INSTRUCTIONS, S_ATTR_SOME_INSTRUCTIONS ]
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address: 0x0000000000000000
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content: [ 0xE8, 0x00, 0x00, 0x00, 0x00, 0xE8, 0x04, 0x00,
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0x00, 0x00, 0x48, 0x8B, 0x05, 0x04, 0x00, 0x00,
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0x00, 0xFF, 0x35, 0x04, 0x00, 0x00, 0x00, 0x8B,
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0x05, 0x00, 0x00, 0x00, 0x00, 0x8B, 0x05, 0x04,
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0x00, 0x00, 0x00, 0xC6, 0x05, 0xFF, 0xFF, 0xFF,
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0xFF, 0x12, 0x66, 0xC7, 0x05, 0xFE, 0xFF, 0xFF,
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0xFF, 0x34, 0x12, 0xC7, 0x05, 0xFC, 0xFF, 0xFF,
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0xFF, 0x78, 0x56, 0x34, 0x12, 0x8B, 0x05, 0x1A,
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0x00, 0x00, 0x00, 0xc6, 0x05, 0x13, 0x00, 0x00,
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0x00, 0x12, 0x66, 0xc7, 0x05, 0x0a, 0x00, 0x00,
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0x00, 0x34, 0x12, 0xc7, 0x05, 0x00, 0x00, 0x00,
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0x00, 0x78, 0x56, 0x34, 0x12 ]
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relocations:
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- offset: 0x00000055
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type: X86_64_RELOC_SIGNED_4
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length: 2
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pc-rel: true
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extern: false
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symbol: 2
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- offset: 0x0000004d
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type: X86_64_RELOC_SIGNED_2
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length: 2
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pc-rel: true
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extern: false
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symbol: 2
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- offset: 0x00000045
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type: X86_64_RELOC_SIGNED_1
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length: 2
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pc-rel: true
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extern: false
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symbol: 2
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- offset: 0x0000003F
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type: X86_64_RELOC_SIGNED
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length: 2
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pc-rel: true
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extern: false
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symbol: 2
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- offset: 0x00000035
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type: X86_64_RELOC_SIGNED_4
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length: 2
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pc-rel: true
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extern: true
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symbol: 1
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- offset: 0x0000002D
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type: X86_64_RELOC_SIGNED_2
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length: 2
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pc-rel: true
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extern: true
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symbol: 1
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- offset: 0x00000025
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type: X86_64_RELOC_SIGNED_1
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length: 2
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pc-rel: true
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extern: true
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symbol: 1
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- offset: 0x0000001F
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type: X86_64_RELOC_SIGNED
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length: 2
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pc-rel: true
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extern: true
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symbol: 1
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- offset: 0x00000019
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type: X86_64_RELOC_SIGNED
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length: 2
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pc-rel: true
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extern: true
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symbol: 1
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- offset: 0x00000013
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type: X86_64_RELOC_GOT
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length: 2
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pc-rel: true
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extern: true
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symbol: 1
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- offset: 0x0000000D
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type: X86_64_RELOC_GOT_LOAD
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length: 2
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pc-rel: true
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extern: true
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symbol: 1
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- offset: 0x00000006
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type: X86_64_RELOC_BRANCH
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length: 2
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pc-rel: true
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extern: true
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symbol: 1
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- offset: 0x00000001
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type: X86_64_RELOC_BRANCH
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length: 2
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pc-rel: true
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extern: true
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symbol: 1
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- segment: __DATA
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section: __data
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type: S_REGULAR
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attributes: [ ]
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address: 0x000000000000005D
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content: [ 0x00, 0x00, 0x00, 0x00 ]
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local-symbols:
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- name: _test
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type: N_SECT
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sect: 1
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value: 0x0000000000000000
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undefined-symbols:
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- name: _foo
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type: N_UNDF
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scope: [ N_EXT ]
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value: 0x0000000000000000
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...
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# CHECK: defined-atoms:
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# CHECK: - ref-name: [[LABEL:L[0-9]+]]
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# CHECK: type: data
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# CHECK: content: [ 00, 00, 00, 00 ]
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# CHECK: - name: _test
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# CHECK: references:
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# CHECK: - kind: branch32
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# CHECK: offset: 1
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# CHECK: target: _foo
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# CHECK: - kind: branch32
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# CHECK: offset: 6
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# CHECK: target: _foo
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# CHECK: addend: 4
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# CHECK: - kind: ripRel32GotLoad
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# CHECK: offset: 13
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# CHECK: target: _foo
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# CHECK: addend: 4
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# CHECK: - kind: ripRel32Got
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# CHECK: offset: 19
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# CHECK: target: _foo
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# CHECK: addend: 4
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# CHECK: - kind: ripRel32
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# CHECK: offset: 25
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# CHECK: target: _foo
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# CHECK: - kind: ripRel32
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# CHECK: offset: 31
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# CHECK: target: _foo
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# CHECK: addend: 4
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# CHECK: - kind: ripRel32Minus1
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# CHECK: offset: 37
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# CHECK: target: _foo
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# CHECK-NOT: addend:
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# CHECK: - kind: ripRel32Minus2
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# CHECK: offset: 45
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# CHECK: target: _foo
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# CHECK-NOT: addend:
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# CHECK: - kind: ripRel32Minus4
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# CHECK: offset: 53
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# CHECK: target: _foo
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# CHECK-NOT: addend:
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# CHECK: - kind: ripRel32Anon
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# CHECK: offset: 63
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# CHECK: target: [[LABEL]]
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# CHECK-NOT: addend:
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# CHECK: - kind: ripRel32Minus1Anon
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# CHECK: offset: 69
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# CHECK: target: [[LABEL]]
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# CHECK-NOT: addend:
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# CHECK: - kind: ripRel32Minus2Anon
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# CHECK: offset: 77
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# CHECK: target: [[LABEL]]
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# CHECK-NOT: addend:
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# CHECK: - kind: ripRel32Minus4Anon
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# CHECK: offset: 85
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# CHECK: target: [[LABEL]]
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# CHECK-NOT: addend:
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