1## Test that NT_FILE sections in core files are interpreted correctly. 2 3# RUN: yaml2obj %s -o %t.o 4# RUN: llvm-readelf --notes %t.o | FileCheck %s --check-prefix=GNU 5# RUN: llvm-readobj --notes %t.o | FileCheck %s --check-prefix=LLVM 6# RUN: llvm-readobj --elf-output-style=JSON --pretty-print --notes %t.o | FileCheck %s --check-prefix=JSON 7 8## llvm-mc doesn't support generating ET_CORE files; the 'Content' field was 9## generated with the following steps: 10# $ llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu tmp.s -o tmp.o 11# $ bin/llvm-objcopy --dump-section=.note.foo=tmp.txt tmp.o /dev/null 12# $ xxd -p tmp.txt | tr -d '\n'; echo 13## Using the following input: 14# .section ".note.foo", "a" 15# .align 4 16# .long 5 /* namesz */ 17# .long end - begin /* descsz */ 18# .long 0x46494c45 /* type = NT_FILE */ 19# .asciz "CORE" 20# .align 4 21# begin: 22# .quad 3 /* 3 file mappings */ 23# .quad 4096 /* page size */ 24# .quad 0x1000 /* start #1 */ 25# .quad 0x2000 /* end #1 */ 26# .quad 0x3000 /* offset #1 */ 27# .quad 0x4000 /* start #2 */ 28# .quad 0x5000 /* end #2 */ 29# .quad 0x6000 /* offset #2 */ 30# .quad 0x7000 /* start #3 */ 31# .quad 0x8000 /* end #3 */ 32# .quad 0x9000 /* offset #3 */ 33# .asciz "/path/to/a.out" 34# .asciz "/path/to/libc.so" 35# .asciz "[stack]" 36# .align 4 37# end: 38 39--- !ELF 40FileHeader: 41 Class: ELFCLASS64 42 Data: ELFDATA2LSB 43 Type: ET_CORE 44Sections: 45 - Name: .note.foo 46 Type: SHT_NOTE 47 Content: 0500000080000000454C4946434F524500000000030000000000000000100000000000000010000000000000002000000000000000300000000000000040000000000000005000000000000000600000000000000070000000000000008000000000000000900000000000002F706174682F746F2F612E6F7574002F706174682F746F2F6C6962632E736F005B737461636B5D00 48ProgramHeaders: 49 - Type: PT_NOTE 50 FirstSec: .note.foo 51 LastSec: .note.foo 52 53# GNU: Displaying notes found 54# GNU-NEXT: Owner Data size Description 55# GNU-NEXT: CORE 0x00000080 NT_FILE (mapped files) 56# GNU-NEXT: Page size: 4096 57# GNU-NEXT: Start End Page Offset 58# GNU-NEXT: 0x0000000000001000 0x0000000000002000 0x0000000000003000 59# GNU-NEXT: /path/to/a.out 60# GNU-NEXT: 0x0000000000004000 0x0000000000005000 0x0000000000006000 61# GNU-NEXT: /path/to/libc.so 62# GNU-NEXT: 0x0000000000007000 0x0000000000008000 0x0000000000009000 63# GNU-NEXT: [stack] 64# GNU-EMPTY: 65 66# LLVM: NoteSections [ 67# LLVM-NEXT: NoteSection { 68# LLVM-NEXT: Name: <?> 69# LLVM-NEXT: Offset: 70# LLVM-NEXT: Size: 71# LLVM-NEXT: Notes [ 72# LLVM-NEXT: { 73# LLVM-NEXT: Owner: CORE 74# LLVM-NEXT: Data size: 0x80 75# LLVM-NEXT: Type: NT_FILE (mapped files) 76# LLVM-NEXT: Page Size: 4096 77# LLVM-NEXT: Mappings [ 78# LLVM-NEXT: { 79# LLVM-NEXT: Start: 0x1000 80# LLVM-NEXT: End: 0x2000 81# LLVM-NEXT: Offset: 0x3000 82# LLVM-NEXT: Filename: /path/to/a.out 83# LLVM-NEXT: } 84# LLVM-NEXT: { 85# LLVM-NEXT: Start: 0x4000 86# LLVM-NEXT: End: 0x5000 87# LLVM-NEXT: Offset: 0x6000 88# LLVM-NEXT: Filename: /path/to/libc.so 89# LLVM-NEXT: } 90# LLVM-NEXT: { 91# LLVM-NEXT: Start: 0x7000 92# LLVM-NEXT: End: 0x8000 93# LLVM-NEXT: Offset: 0x9000 94# LLVM-NEXT: Filename: [stack] 95# LLVM-NEXT: } 96# LLVM-NEXT: ] 97# LLVM-NEXT: } 98# LLVM-NEXT: ] 99# LLVM-NEXT: } 100# LLVM-NEXT: ] 101 102# JSON: "NoteSections": [ 103# JSON-NEXT: { 104# JSON-NEXT: "NoteSection": { 105# JSON-NEXT: "Name": "<?>", 106# JSON-NEXT: "Offset": 120, 107# JSON-NEXT: "Size": 148, 108# JSON-NEXT: "Notes": [ 109# JSON-NEXT: { 110# JSON-NEXT: "Owner": "CORE", 111# JSON-NEXT: "Data size": 128, 112# JSON-NEXT: "Type": "NT_FILE (mapped files)", 113# JSON-NEXT: "Page Size": 4096, 114# JSON-NEXT: "Mappings": [ 115# JSON-NEXT: { 116# JSON-NEXT: "Start": 4096, 117# JSON-NEXT: "End": 8192, 118# JSON-NEXT: "Offset": 12288, 119# JSON-NEXT: "Filename": "/path/to/a.out" 120# JSON-NEXT: }, 121# JSON-NEXT: { 122# JSON-NEXT: "Start": 16384, 123# JSON-NEXT: "End": 20480, 124# JSON-NEXT: "Offset": 24576, 125# JSON-NEXT: "Filename": "/path/to/libc.so" 126# JSON-NEXT: }, 127# JSON-NEXT: { 128# JSON-NEXT: "Start": 28672, 129# JSON-NEXT: "End": 32768, 130# JSON-NEXT: "Offset": 36864, 131# JSON-NEXT: "Filename": "[stack]" 132# JSON-NEXT: } 133# JSON-NEXT: ] 134# JSON-NEXT: } 135# JSON-NEXT: ] 136# JSON-NEXT: } 137# JSON-NEXT: } 138# JSON-NEXT: ] 139