xref: /llvm-project/llvm/test/tools/llvm-objdump/X86/disassemble-no-section.test (revision 43efb5e445fdd86ab7a0e849b6d70d96d7fafcdc) 
1## This test checks -d disassembles an ELF file without section headers.
2## Such files include kcore files extracted by linux perf tools, or
3## executables with section headers stripped by e.g.
4## llvm-strip --strip-sections.
5
6# RUN: yaml2obj %s -o %t
7# RUN: llvm-objdump -d %t | FileCheck %s
8
9# CHECK:       Disassembly of section PT_LOAD#0:
10# CHECK-EMPTY:
11# CHECK-NEXT:  <PT_LOAD#0>:
12# CHECK-NEXT:  55                    pushq   %rbp
13# CHECK-NEXT:  48 89 e5              movq    %rsp, %rbp
14# CHECK-NEXT:  0f 1f 40 00           nopl    (%rax)
15# CHECK-NEXT:  5d                    popq    %rbp
16# CHECK-NEXT:  c3                    retq
17
18## Check disassembly with an address range.
19# RUN: llvm-objdump -d --start-address=0xffffffff00000000 \
20# RUN:   --stop-address=0xffffffff00000004 %t 2>&1 | \
21# RUN:   FileCheck %s --check-prefix RANGE
22
23# RANGE:       no section overlaps the range
24# RANGE-EMPTY:
25# RANGE-NEXT:  Disassembly of section PT_LOAD#0:
26# RANGE-EMPTY:
27# RANGE-NEXT:  <PT_LOAD#0>:
28# RANGE-NEXT:  55                    pushq   %rbp
29# RANGE-NEXT:  48 89 e5              movq    %rsp, %rbp
30# RANGE-EMPTY:
31
32!ELF
33FileHeader:
34  Class:           ELFCLASS64
35  Data:            ELFDATA2LSB
36  Type:            ET_CORE
37  Machine:         EM_X86_64
38Sections:
39  - Type:            SectionHeaderTable
40    NoHeaders:       true
41  - Type:            Fill
42    Name:            code
43    Pattern:         "554889E50F1F40005DC3"
44    Size:            10
45    Offset:          0x1000
46ProgramHeaders:
47  - Type:            PT_LOAD
48    Flags:           [ PF_X ]
49    VAddr:           0xFFFFFFFF00000000
50    FirstSec:        code
51    LastSec:         code
52