| # RUN: ld64.lld.darwinold -arch i386 -r -print_atoms %s -o %t | FileCheck %s \ |
| # RUN: && ld64.lld.darwinold -arch i386 -r -print_atoms %t -o %t2 | FileCheck %s |
| # |
| # Test parsing and writing of x86 relocations. |
| # |
| # The first step tests if the supplied mach-o file is parsed into the correct |
| # set of references. The second step verifies relocations can be round-tripped |
| # by writing to a new .o file, then parsing that file which should result in |
| # the same references. |
| # |
| # .text |
| #_test: |
| # call _undef |
| # call _undef+2 |
| # call _foo |
| # call _foo+2 |
| # callw _undef |
| # callw _foo |
| # callw _foo+2 |
| #L1: |
| # movl _undef, %eax |
| # movl _x, %eax |
| # movl _x+4, %eax |
| # movl _x-L1(%eax), %eax |
| # movl _x+4-L1(%eax), %eax |
| # |
| #_foo: |
| # ret |
| # |
| # .data |
| #_x: |
| # .long _undef |
| # .long _undef+7 |
| # .long _foo |
| # .long _foo+3 |
| # .long _test - . |
| # .long _test+3 - . |
| # |
| |
| --- !mach-o |
| arch: x86 |
| file-type: MH_OBJECT |
| flags: [ MH_SUBSECTIONS_VIA_SYMBOLS ] |
| OS: unknown |
| sections: |
| - segment: __TEXT |
| section: __text |
| type: S_REGULAR |
| attributes: [ S_ATTR_PURE_INSTRUCTIONS, S_ATTR_SOME_INSTRUCTIONS ] |
| address: 0x0000000000000000 |
| content: [ 0xE8, 0xFB, 0xFF, 0xFF, 0xFF, 0xE8, 0xF8, 0xFF, |
| 0xFF, 0xFF, 0xE8, 0x2C, 0x00, 0x00, 0x00, 0xE8, |
| 0x29, 0x00, 0x00, 0x00, 0x66, 0xE8, 0xE8, 0xFF, |
| 0x66, 0xE8, 0x1F, 0x00, 0x66, 0xE8, 0x1D, 0x00, |
| 0xA1, 0x00, 0x00, 0x00, 0x00, 0xA1, 0x3C, 0x00, |
| 0x00, 0x00, 0xA1, 0x40, 0x00, 0x00, 0x00, 0x8B, |
| 0x80, 0x1C, 0x00, 0x00, 0x00, 0x8B, 0x80, 0x20, |
| 0x00, 0x00, 0x00, 0xC3 ] |
| relocations: |
| - offset: 0x00000037 |
| scattered: true |
| type: GENERIC_RELOC_LOCAL_SECTDIFF |
| length: 2 |
| pc-rel: false |
| value: 0x0000003C |
| - offset: 0x00000000 |
| scattered: true |
| type: GENERIC_RELOC_PAIR |
| length: 2 |
| pc-rel: false |
| value: 0x00000020 |
| - offset: 0x00000031 |
| scattered: true |
| type: GENERIC_RELOC_LOCAL_SECTDIFF |
| length: 2 |
| pc-rel: false |
| value: 0x0000003C |
| - offset: 0x00000000 |
| scattered: true |
| type: GENERIC_RELOC_PAIR |
| length: 2 |
| pc-rel: false |
| value: 0x00000020 |
| - offset: 0x0000002B |
| scattered: true |
| type: GENERIC_RELOC_VANILLA |
| length: 2 |
| pc-rel: false |
| value: 0x0000003C |
| - offset: 0x00000026 |
| type: GENERIC_RELOC_VANILLA |
| length: 2 |
| pc-rel: false |
| extern: false |
| symbol: 2 |
| - offset: 0x00000021 |
| type: GENERIC_RELOC_VANILLA |
| length: 2 |
| pc-rel: false |
| extern: true |
| symbol: 3 |
| - offset: 0x0000001E |
| scattered: true |
| type: GENERIC_RELOC_VANILLA |
| length: 1 |
| pc-rel: true |
| value: 0x0000003B |
| - offset: 0x0000001A |
| type: GENERIC_RELOC_VANILLA |
| length: 1 |
| pc-rel: true |
| extern: false |
| symbol: 1 |
| - offset: 0x00000016 |
| type: GENERIC_RELOC_VANILLA |
| length: 1 |
| pc-rel: true |
| extern: true |
| symbol: 3 |
| - offset: 0x00000010 |
| scattered: true |
| type: GENERIC_RELOC_VANILLA |
| length: 2 |
| pc-rel: true |
| value: 0x0000003B |
| - offset: 0x0000000B |
| type: GENERIC_RELOC_VANILLA |
| length: 2 |
| pc-rel: true |
| extern: false |
| symbol: 1 |
| - offset: 0x00000006 |
| type: GENERIC_RELOC_VANILLA |
| length: 2 |
| pc-rel: true |
| extern: true |
| symbol: 3 |
| - offset: 0x00000001 |
| type: GENERIC_RELOC_VANILLA |
| length: 2 |
| pc-rel: true |
| extern: true |
| symbol: 3 |
| - segment: __DATA |
| section: __data |
| type: S_REGULAR |
| attributes: [ ] |
| address: 0x000000000000003C |
| content: [ 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, |
| 0x3B, 0x00, 0x00, 0x00, 0x3E, 0x00, 0x00, 0x00, |
| 0xB4, 0xFF, 0xFF, 0xFF, 0xB3, 0xFF, 0xFF, 0xFF ] |
| relocations: |
| - offset: 0x00000014 |
| scattered: true |
| type: GENERIC_RELOC_LOCAL_SECTDIFF |
| length: 2 |
| pc-rel: false |
| value: 0x00000000 |
| - offset: 0x00000000 |
| scattered: true |
| type: GENERIC_RELOC_PAIR |
| length: 2 |
| pc-rel: false |
| value: 0x00000050 |
| - offset: 0x00000010 |
| scattered: true |
| type: GENERIC_RELOC_LOCAL_SECTDIFF |
| length: 2 |
| pc-rel: false |
| value: 0x00000000 |
| - offset: 0x00000000 |
| scattered: true |
| type: GENERIC_RELOC_PAIR |
| length: 2 |
| pc-rel: false |
| value: 0x0000004C |
| - offset: 0x0000000C |
| scattered: true |
| type: GENERIC_RELOC_VANILLA |
| length: 2 |
| pc-rel: false |
| value: 0x0000003B |
| - offset: 0x00000008 |
| type: GENERIC_RELOC_VANILLA |
| length: 2 |
| pc-rel: false |
| extern: false |
| symbol: 1 |
| - offset: 0x00000004 |
| type: GENERIC_RELOC_VANILLA |
| length: 2 |
| pc-rel: false |
| extern: true |
| symbol: 3 |
| - offset: 0x00000000 |
| type: GENERIC_RELOC_VANILLA |
| length: 2 |
| pc-rel: false |
| extern: true |
| symbol: 3 |
| local-symbols: |
| - name: _test |
| type: N_SECT |
| sect: 1 |
| value: 0x0000000000000000 |
| - name: _foo |
| type: N_SECT |
| sect: 1 |
| value: 0x000000000000003B |
| - name: _x |
| type: N_SECT |
| sect: 2 |
| value: 0x000000000000003C |
| undefined-symbols: |
| - name: _undef |
| type: N_UNDF |
| scope: [ N_EXT ] |
| value: 0x0000000000000000 |
| ... |
| |
| # CHECK: defined-atoms: |
| # CHECK: - name: _x |
| # CHECK: type: data |
| # CHECK: references: |
| # CHECK: - kind: pointer32 |
| # CHECK: offset: 0 |
| # CHECK: target: _undef |
| # CHECK-NOT: addend: |
| # CHECK: - kind: pointer32 |
| # CHECK: offset: 4 |
| # CHECK: target: _undef |
| # CHECK: addend: 7 |
| # CHECK: - kind: pointer32 |
| # CHECK: offset: 8 |
| # CHECK: target: _foo |
| # CHECK-NOT: addend: |
| # CHECK: - kind: pointer32 |
| # CHECK: offset: 12 |
| # CHECK: target: _foo |
| # CHECK: addend: 3 |
| # CHECK: - kind: delta32 |
| # CHECK: offset: 16 |
| # CHECK: target: _test |
| # CHECK: - kind: delta32 |
| # CHECK: offset: 20 |
| # CHECK: target: _test |
| # CHECK: addend: 3 |
| # CHECK: - name: _test |
| # CHECK: references: |
| # CHECK: - kind: branch32 |
| # CHECK: offset: 1 |
| # CHECK: target: _undef |
| # CHECK-NOT: addend: |
| # CHECK: - kind: branch32 |
| # CHECK: offset: 6 |
| # CHECK: target: _undef |
| # CHECK: addend: 2 |
| # CHECK: - kind: branch32 |
| # CHECK: offset: 11 |
| # CHECK: target: _foo |
| # CHECK-NOT: addend: |
| # CHECK: - kind: branch32 |
| # CHECK: offset: 16 |
| # CHECK: target: _foo |
| # CHECK: addend: 2 |
| # CHECK: - kind: branch16 |
| # CHECK: offset: 22 |
| # CHECK: target: _undef |
| # CHECK-NOT: addend: |
| # CHECK: - kind: branch16 |
| # CHECK: offset: 26 |
| # CHECK: target: _foo |
| # CHECK-NOT: addend: |
| # CHECK: - kind: branch16 |
| # CHECK: offset: 30 |
| # CHECK: target: _foo |
| # CHECK: addend: 2 |
| # CHECK: - kind: abs32 |
| # CHECK: offset: 33 |
| # CHECK: target: _undef |
| # CHECK: - kind: abs32 |
| # CHECK: offset: 38 |
| # CHECK: target: _x |
| # CHECK: - kind: abs32 |
| # CHECK: offset: 43 |
| # CHECK: target: _x |
| # CHECK: addend: 4 |
| # CHECK: - kind: funcRel32 |
| # CHECK: offset: 49 |
| # CHECK: target: _x |
| # CHECK: addend: -32 |
| # CHECK: - kind: funcRel32 |
| # CHECK: offset: 55 |
| # CHECK: target: _x |
| # CHECK: addend: -28 |
| |
