File: x86-64-tls-ld-preemptable.s

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,436 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (20 lines) | stat: -rw-r--r-- 577 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o
# RUN: ld.lld %t.o -shared -o %t.so
# RUN: llvm-objdump -d --no-show-raw-insn %t.so | FileCheck %s

# CHECK:      100c:       leaq    (%rax), %rax
# CHECK-NEXT: 1013:       movabsq 0, %rax

# We used to error on R_X86_64_DTPOFF{32,64} to preemptable symbols.
# i is STB_GLOBAL and preemptable.
  leaq i@TLSLD(%rip), %rdi
  callq __tls_get_addr@PLT
  leaq i@DTPOFF(%rax), %rax # R_X86_64_DTPOFF32
  movabsq i@DTPOFF, %rax # R_X86_64_DTPOFF64

.section .tbss,"awT",@nobits
.globl i
i:
  .long 0
  .size i, 4