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

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (22 lines) | stat: -rw-r--r-- 593 bytes parent folder | download | duplicates (17) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
# REQUIRES: x86

## Allow local-dynamic R_X86_64_DTPOFF32 and R_X86_64_DTPOFF64 to preemptable symbols.

# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o
# RUN: ld.lld %t.o -shared -o %t.so
# RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn %t.so | FileCheck %s

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

## 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