File: relro-script.s

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (29 lines) | stat: -rw-r--r-- 1,185 bytes parent folder | download | duplicates (30)
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
// REQUIRES: x86
// RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/shared.s -o %t.o
// RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/copy-in-shared.s -o %t2.o
// RUN: ld.lld -shared %t.o %t2.o -o %t.so

// ld.bfd and gold use .data.rel.ro rather than .bss.rel.ro. When a linker
// script, such as ld.bfd's internal linker script has a .data.rel.ro
// OutputSection we rename .bss.rel.ro to .data.rel.ro.bss in order to match in
// .data.rel.ro. This keeps the relro sections contiguous.

// Use the same sections and ordering as the ld.bfd internal linker script.
// RUN: echo "SECTIONS { \
// RUN: .data.rel.ro : { *(.data.rel.ro .data.rel.ro.*) } \
// RUN: .dynamic : { *(.dynamic) } \
// RUN: .got : { *(.got) } \
// RUN: .got.plt : { *(.got.plt) } \
// RUN: } " > %t.script
// RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t3.o
// RUN: ld.lld %t3.o %t.so -o /dev/null --script=%t.script --print-map | FileCheck %s

// CHECK: .data.rel.ro
// CHECK-NEXT: <internal>:(.bss.rel.ro)
        .section .text, "ax", @progbits
        .global _start
        .global bar
        .global foo
_start:
        .quad bar
        .quad foo