llvm/test/ExecutionEngine/JITLink/X86/ELF_x86-64_common.s

   1 # RUN: rm -rf %t && mkdir -p %t
   2 # RUN: llvm-mc -triple=x86_64-unknown-linux -relax-relocations=false -position-independent -filetype=obj -o %t/elf_common.o %s
   3 # RUN: llvm-jitlink -entry=load_common -noexec -check %s %t/elf_common.o
   4
   5         .text
   6         .file   "elf_common.c"
   7         .globl  load_common
   8         .p2align        4, 0x90
   9         .type   load_common,@function
  10
  11 load_common:
  12 # Check that common variable GOT entry is synthesized correctly. In order to
  13 # prevent the optimizer from relaxing the edge, we use a movl instruction.
  14 # jitlink-check: decode_operand(load_common, 4) = \
  15 # jitlink-check:   got_addr(elf_common.o, common_data) - next_pc(load_common)
  16 # jitlink-check: *{8}(got_addr(elf_common.o, common_data)) = common_data
  17         movl    common_data@GOTPCREL(%rip), %eax
  18         ret
  19
  20         .size   load_common, .-load_common
  21
  22 # Check that common is zero-filled.
  23 # jitlink-check: *{4}(common_data) = 0
  24         .type   common_data,@object
  25         .comm   common_data,4,4