File: load-command-sequence.s

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,634,792 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (73 lines) | stat: -rw-r--r-- 1,866 bytes parent folder | download | duplicates (20)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
# REQUIRES: x86

# RUN: rm -rf %t && mkdir -p %t
# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %s -o %t/test.o
# RUN: %lld -execute -o %t/exec %t/test.o -lSystem
# RUN: %lld -dylib -o %t/dylib %t/test.o -lSystem
# RUN: %lld -bundle -o %t/bundle %t/test.o -lSystem

# RUN: llvm-objdump --macho --all-headers %t/exec | \
# RUN:     FileCheck %s --check-prefixes=EXEC,COMMON
# RUN: llvm-objdump --macho --all-headers %t/dylib | \
# RUN:     FileCheck %s --check-prefixes=DYLIB,COMMON
# RUN: llvm-objdump --macho --all-headers %t/bundle | \
# RUN:     FileCheck %s --check-prefix=COMMON

## Check that load commands and sections within segments occur in the proper
## sequence. On ARM64 kernel is especially picky about layout, and will
## barf with errno=EBADMACHO when the sequence is wrong.

# EXEC: cmd LC_SEGMENT_64
# EXEC: segname __PAGEZERO

# COMMON: cmd LC_SEGMENT_64
# COMMON: segname __TEXT
# COMMON: sectname __text
# COMMON: segname __TEXT
# COMMON: sectname __cstring
# COMMON: segname __TEXT
# COMMON: cmd LC_SEGMENT_64
# COMMON: segname __DATA_CONST
# COMMON: sectname __got
# COMMON: segname __DATA_CONST
# COMMON: sectname __const
# COMMON: segname __DATA_CONST
# COMMON: cmd LC_SEGMENT_64
# COMMON: segname __DATA
# COMMON: sectname __data
# COMMON: segname __DATA
# COMMON: cmd LC_SEGMENT_64
# COMMON: segname __LINKEDIT
# COMMON: cmd LC_DYLD_INFO_ONLY
# COMMON: cmd LC_SYMTAB
# COMMON: cmd LC_DYSYMTAB

# EXEC: cmd LC_LOAD_DYLINKER
# DYLIB: cmd LC_ID_DYLIB

# COMMON: cmd LC_UUID
# COMMON: cmd LC_BUILD_VERSION

# EXEC: cmd LC_MAIN

# COMMON: cmd LC_LOAD_DYLIB

.section __TEXT,__cstring
_str:
  .asciz "Help me! I'm trapped in a test!\n"

.globl _mutable
.section __DATA,__data
mutable:
  .long 0x1234

.globl _constant
.section __DATA,__const
constant:
  .long 0x4567

.text
.global _main
_main:
  mov ___nan@GOTPCREL(%rip), %rax
  ret