user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    -0x40000(%rsp),%r11
L11:
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  cmp    %r11,%rsp
  jne    L11
  sub    $0x50,%rsp
  mov    %edi,-0x40044(%rbp)
  mov    %rsi,-0x40050(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0x4003c(%rbp)
  lea    -0x40010(%rbp),%rax
  mov    $0x20000,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  lea    -0x20010(%rbp),%rax
  mov    $0x20000,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  lea    -0x40010(%rbp),%rax
  add    $0xffff,%rax
  mov    $0x0,%ax
  mov    %rax,-0x40038(%rbp)
  lea    -0x20010(%rbp),%rax
  add    $0xffff,%rax
  mov    $0x0,%ax
  mov    %rax,-0x40030(%rbp)
  mov    -0x40038(%rbp),%rax
  cmp    -0x40030(%rbp),%rax
  jbe    L5
  mov    -0x40038(%rbp),%rax
  mov    %rax,-0x40028(%rbp)
  mov    -0x40030(%rbp),%rax
  mov    %rax,-0x40038(%rbp)
  mov    -0x40028(%rbp),%rax
  mov    %rax,-0x40030(%rbp)
L5:
  mov    -0x40038(%rbp),%rax
  mov    %rax,-0x40020(%rbp)
  mov    -0x40030(%rbp),%rax
  mov    %rax,-0x40018(%rbp)
  mov    -0x40018(%rbp),%rdx
  mov    -0x40020(%rbp),%rax
  mov    %rax,%rsi
  lea    D2(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    -0x40020(%rbp),%rax
  mov    %rax,%rdi
  call   <lockfree_basic_test@plt>
  mov    %eax,%edx
  mov    -0x4003c(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4003c(%rbp)
  mov    -0x40020(%rbp),%rax
  mov    %rax,%rdi
  call   <lockfree_align_test@plt>
  mov    %eax,%edx
  mov    -0x4003c(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4003c(%rbp)
  mov    -0x40030(%rbp),%rax
  lea    0x10000(%rax),%rdx
  mov    -0x40038(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <setmemrange@plt>
  mov    -0x40020(%rbp),%rax
  mov    %rax,%rdi
  call   <lockfree_near_test@plt>
  mov    %eax,%edx
  mov    -0x4003c(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4003c(%rbp)
  mov    -0x40030(%rbp),%rax
  lea    0x10000(%rax),%rdx
  mov    -0x40038(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <setmemrange@plt>
  mov    -0x40020(%rbp),%rax
  mov    %rax,%rdi
  call   <lockfree_large_test@plt>
  mov    %eax,%edx
  mov    -0x4003c(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4003c(%rbp)
  mov    -0x4003c(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L1
  call   <__stack_chk_fail@plt>
L1:
  leave
  ret
```

tool_calls: name: parse_data
arguments: label: D2
type_infered: string

tool: D2: source_address=%p, dest_address=%p


assistant: ```c
int main(int argc, char *argv[]) {
  int rc = 0;
  unsigned long a4k, b4k, c4k;
  char a[(65536 + 65536)], b[(65536 + 65536)];
  char *source_address, *dest_address;
  memset(a, 0, (65536 + 65536));
  memset(b, 0, (65536 + 65536));
  a4k = (unsigned long)(a + (65536 - 1)) & ~(65536 - 1);
  b4k = (unsigned long)(b + (65536 - 1)) & ~(65536 - 1);
  if (a4k > b4k) {
    c4k = a4k;
    a4k = b4k;
    b4k = c4k;
  }
  source_address = (char *)a4k;
  dest_address = (char *)b4k;
  printf("source_address=%p, dest_address=%p\n", source_address, dest_address);
  rc += lockfree_basic_test(source_address);
  rc += lockfree_align_test(source_address);
  setmemrange(a4k, b4k + 65536);
  rc += lockfree_near_test(source_address);
  setmemrange(a4k, b4k + 65536);
  rc += lockfree_large_test(source_address);
  return rc;
}
```