user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    $0x100000,%ebp
  cmp    $0x1,%edi
  jg     L31
L1:
  mov    $0x0,%eax
  call   <hbw_check_available@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  lea    D1(%rip),%rdx
  lea    D23(%rip),%rax
  cmovne %rax,%rdx
  lea    D21(%rip),%rsi
  lea    D47(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  test   %ebx,%ebx
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    %rbp,%rdi
  call   <hbw_malloc@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    %rbx,%rdi
  call   <hbw_free@plt>
  mov    $0x1,%esi
  mov    %rbp,%rdi
  call   <hbw_calloc@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    %rbx,%rdi
  call   <hbw_free@plt>
  mov    %rbp,%rsi
  mov    $0x0,%edi
  call   <hbw_realloc@plt>
  mov    %rax,%rbx
  mov    %rax,%rsi
  lea    D15(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  test   %rbx,%rbx
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    $0x0,%esi
  mov    %rbx,%rdi
  call   <hbw_realloc@plt>
  mov    %rax,%rdx
  mov    %rbx,%rsi
  lea    D53(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movq   $0x0,(%rsp)
  mov    %rsp,%rdi
  mov    %rbp,%rdx
  mov    $0x1000,%esi
  call   <hbw_posix_memalign@plt>
  mov    %eax,%ebx
  mov    (%rsp),%rdx
  mov    %eax,%esi
  lea    D50(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x0,%edi
  test   %ebx,%ebx
  jne    L32
  cmpq   $0x0,(%rsp)
  setne  %dil
  movzbl %dil,%edi
L32:
  call   <assert@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L6
  mov    $0x0,%eax
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
L31:
  mov    0x8(%rsi),%rdi
  call   <atol@plt>
  movslq %eax,%rbp
  jmp    L1
L6:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: label: D1
data_type: string
name: disassemble_data
arguments: label: D23
data_type: string
name: disassemble_data
arguments: label: D21
data_type: string
name: disassemble_data
arguments: label: D47
data_type: string
name: disassemble_data
arguments: label: D15
data_type: string
name: disassemble_data
arguments: label: D53
data_type: string
name: disassemble_data
arguments: label: D50
data_type: string

tool: D1: SUCCESS

tool: D23: FAILURE

tool: D21: hbw_check_available

tool: D47: %s returned %s


tool: D15: hbw_realloc c=%p


tool: D53: hbw_realloc c=%p d=%p


tool: D50: hbw_posix_memalign rc=%d e=%p


assistant: ```c
int main(int argc, char *argv[]) {
  size_t bytes = (argc > 1) ? atol(argv[1]) : 1024 * 1024;
  int avail = hbw_check_available();
  printf("%s returned %s\n", "hbw_check_available", avail == 0 ? "SUCCESS" : "FAILURE");
  assert(avail == 0);
  void *a = hbw_malloc(bytes);
  assert(a != NULL);
  hbw_free(a);
  void *b = hbw_calloc(bytes, 1);
  assert(b != NULL);
  hbw_free(b);
  void *c = hbw_realloc(NULL, bytes);
  printf("hbw_realloc c=%p\n", c);
  assert(c != NULL);
  void *d = hbw_realloc(c, 0);
  printf("hbw_realloc c=%p d=%p\n", c, d);
  void *e = NULL;
  int rc = hbw_posix_memalign(&e, 4096, bytes);
  printf("hbw_posix_memalign rc=%d e=%p\n", rc, e);
  assert(rc == 0 && e != NULL);
  return 0;
}
```