test/Instrumentation/AddressSanitizer/X86/asm_cfi.s

   1 # The test verifies that correct DWARF directives are emitted when
   2 # assembly files are instrumented.
   3
   4 # RUN: llvm-mc %s -triple=i386-unknown-linux-gnu -asm-instrumentation=address -asan-instrument-assembly | FileCheck %s
   5
   6 # CHECK-LABEL: load4b_cfa_rbp
   7 # CHECK: pushl %ebx
   8 # CHECK-NOT: .cfi_adjust_cfa_offset 8
   9 # CHECK: movl %ebp, %ebx
  10 # CHECK: .cfi_remember_state
  11 # CHECK: .cfi_def_cfa_register %ebx
  12 # CHECK: popl %ebx
  13 # CHECK: .cfi_restore_state
  14 # CHECK-NOT: .cfi_adjust_cfa_offset -8
  15 # CHECK: retl
  16
  17         .text
  18         .globl  load4b_cfa_rbp
  19         .type   load4b_cfa_rbp,@function
  20 swap_cfa_rbp:                                   # @swap_cfa_rbp
  21         .cfi_startproc
  22         pushl   %ebp
  23         .cfi_def_cfa_offset 8
  24         .cfi_offset %ebp, -8
  25         movl    %esp, %ebp
  26         .cfi_def_cfa_register %ebp
  27         movl    8(%ebp), %eax
  28         popl    %ebp
  29         retl
  30         .cfi_endproc
  31
  32 # CHECK-LABEL: load4b_cfa_rsp
  33 # CHECK: pushl %ebx
  34 # CHECK: .cfi_adjust_cfa_offset 4
  35 # CHECK: movl %esp, %ebx
  36 # CHECK: .cfi_remember_state
  37 # CHECK: .cfi_def_cfa_register %ebx
  38 # CHECK: popl %ebx
  39 # CHECK: .cfi_restore_state
  40 # CHECK: retl
  41
  42         .globl  load4b_cfa_rsp
  43         .type   load4b_cfa_rsp,@function
  44 swap_cfa_rsp:                                   # @swap_cfa_rsp
  45         .cfi_startproc
  46         pushl   %ebp
  47         .cfi_offset %ebp, 0
  48         movl    %esp, %ebp
  49         movl    8(%ebp), %eax
  50         popl    %ebp
  51         retl
  52         .cfi_endproc