bolt/test/runtime/X86/gotoff-large-code-model-2.s

   1 # A variation of gotoff-large-code-model.s that accesses GOT value
   2 # with a slightly different code sequence.
   3
   4 # REQUIRES: system-linux
   5
   6 # RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown \
   7 # RUN:   %s -o %t.o
   8 # RUN: %clang %cflags -no-pie %t.o -o %t.exe -Wl,-q
   9
  10 # RUN: llvm-bolt %t.exe --funcs init_impls --lite \
  11 # RUN:   -o %t.bolted
  12 # RUN: %t.bolted | FileCheck %s
  13
  14         .section        .rodata.str1.1,"aMS",@progbits,1
  15 .LC2:
  16         .string "Hello, world\n"
  17         .text
  18         .p2align 4
  19         .globl  init_impls
  20         .type   init_impls, @function
  21 init_impls:
  22         .cfi_startproc
  23   push   %rbp
  24   mov    %rsp,%rbp
  25   push   %r15
  26   push   %rbx
  27   sub    $0x8,%rsp
  28   lea    1f(%rip),%rbx
  29   #  R_X86_64_GOTPC64  _GLOBAL_OFFSET_TABLE_+0x2
  30 1: movabsq $_GLOBAL_OFFSET_TABLE_, %r11
  31   add    %r11,%rbx
  32   #  R_X86_64_GOTOFF64 .LC2
  33   movabs $.LC2@gotoff,%rax
  34   lea    (%rbx,%rax,1),%rax
  35   mov    %rax,%rdi
  36   mov    %rbx,%r15
  37   #  R_X86_64_PLTOFF64 puts
  38   movabs $puts@pltoff,%rax
  39   add    %rbx,%rax
  40   call   *%rax
  41   add    $0x8,%rsp
  42   pop    %rbx
  43   pop    %r15
  44   pop    %rbp
  45   retq
  46   .cfi_endproc
  47   .size init_impls, .-init_impls
  48
  49   .globl main
  50   .type main, @function
  51   .p2align 4
  52 main:
  53   callq init_impls
  54   xorq  %rax, %rax
  55   ret
  56
  57 # CHECK: Hello, world