test/Instrumentation/AddressSanitizer/X86/asm_rsp_mem_op.s

   1 # The test verifies that memory references through %rsp are correctly
   2 # adjusted after instrumentation.
   3
   4 # RUN: llvm-mc %s -triple=x86_64-unknown-linux-gnu -asm-instrumentation=address -asan-instrument-assembly | FileCheck %s
   5
   6 # CHECK-LABEL: rsp_access
   7 # CHECK: leaq -128(%rsp), %rsp
   8 # CHECK: pushq %rax
   9 # CHECK: pushq %rdi
  10 # CHECK: pushfq
  11 # CHECK: leaq 160(%rsp), %rdi
  12 # CHECK: callq __asan_report_load8@PLT
  13 # CHECK: popfq
  14 # CHECK: popq %rdi
  15 # CHECK: popq %rax
  16 # CHECK: leaq 128(%rsp), %rsp
  17 # CHECK: movq 8(%rsp), %rax
  18 # CHECK: retq
  19
  20         .text
  21         .globl rsp_access
  22         .type rsp_access,@function
  23 rsp_access:
  24         movq 8(%rsp), %rax
  25         retq
  26
  27 # CHECK-LABEL: rsp_32bit_access
  28 # CHECK: leaq -128(%rsp), %rsp
  29 # CHECK: pushq %rax
  30 # CHECK: pushq %rdi
  31 # CHECK: pushfq
  32 # CHECK: leaq 2147483647(%rsp), %rdi
  33 # CHECK: leaq 145(%rdi), %rdi
  34 # CHECK: callq __asan_report_load8@PLT
  35 # CHECK: popfq
  36 # CHECK: popq %rdi
  37 # CHECK: popq %rax
  38 # CHECK: leaq 128(%rsp), %rsp
  39 # CHECK: movq 2147483640(%rsp), %rax
  40 # CHECK: retq
  41         .globl rsp_32bit_access
  42         .type rsp_32bit_access,@function
  43 rsp_32bit_access:
  44         movq 2147483640(%rsp), %rax
  45         retq