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

```asm
<rand32>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  movq   $0x0,-0x8(%rbp)
  mov    $0x0,%eax
  call   <__rand32@plt>
  mov    %rax,-0x8(%rbp)
  mov    $0x0,%eax
  call   <rand_bool@plt>
  test   %eax,%eax
  je     L33
  mov    $0x0,%eax
  call   <rand@plt>
  mov    %eax,%edx
  movslq %edx,%rax
  imul   $0x55555556,%rax,%rax
  shr    $0x20,%rax
  mov    %edx,%ecx
  sar    $0x1f,%ecx
  sub    %ecx,%eax
  mov    %eax,%ecx
  add    %ecx,%ecx
  add    %eax,%ecx
  mov    %edx,%eax
  sub    %ecx,%eax
  mov    %eax,-0x10(%rbp)
  movl   $0x0,-0x14(%rbp)
  jmp    L94
L36:
  mov    $0x0,%eax
  call   <rand_bool@plt>
  test   %eax,%eax
  je     L27
  cmp    $0x1,%eax
  je     L44
  jmp    L166
L27:
  mov    $0x0,%eax
  call   <__rand32@plt>
  or     %rax,-0x8(%rbp)
  jmp    L166
L44:
  mov    $0x0,%eax
  call   <__rand32@plt>
  xor    %rax,-0x8(%rbp)
  nop
L166:
  addl   $0x1,-0x14(%rbp)
L94:
  mov    -0x14(%rbp),%eax
  cmp    -0x10(%rbp),%eax
  jb     L36
L33:
  mov    $0x0,%eax
  call   <rand_bool@plt>
  test   %eax,%eax
  je     L107
  mov    D9(%rip),%rax
  mov    (%rax),%rax
  sub    -0x8(%rbp),%rax
  mov    %rax,-0x8(%rbp)
L107:
  mov    $0x0,%eax
  call   <rand_bool@plt>
  test   %eax,%eax
  je     L164
  mov    $0x80000000,%eax
  or     %rax,-0x8(%rbp)
L164:
  mov    $0x0,%eax
  call   <rand@plt>
  movslq %eax,%rdx
  imul   $0x51eb851f,%rdx,%rdx
  shr    $0x20,%rdx
  sar    $0x5,%edx
  mov    %eax,%ecx
  sar    $0x1f,%ecx
  sub    %ecx,%edx
  imul   $0x64,%edx,%ecx
  sub    %ecx,%eax
  mov    %eax,%edx
  cmp    $0x18,%edx
  jg     L148
  mov    $0x0,%eax
  call   <rand@plt>
  cltd
  shr    $0x1e,%edx
  add    %edx,%eax
  and    $0x3,%eax
  sub    %edx,%eax
  add    $0x1,%eax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  mov    %eax,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  movslq %eax,%rsi
  mov    -0x8(%rbp),%rax
  mov    $0x0,%edx
  div    %rsi
  mov    %rax,-0x8(%rbp)
L148:
  mov    $0x0,%eax
  call   <rand@plt>
  cltd
  shr    $0x1e,%edx
  add    %edx,%eax
  and    $0x3,%eax
  sub    %edx,%eax
  cmp    $0x2,%eax
  je     L120
  cmp    $0x2,%eax
  jg     L9
  test   %eax,%eax
  je     L92
  cmp    $0x1,%eax
  je     L6
  jmp    L9
L92:
  andq   $0xff,-0x8(%rbp)
  jmp    L54
L6:
  andq   $0xffff,-0x8(%rbp)
  jmp    L54
L120:
  andq   $0xffffff,-0x8(%rbp)
  jmp    L54
L9:
  nop
L54:
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
unsigned int rand32(void) {
  unsigned long r = 0;
  r = __rand32();
  if (rand_bool()) {
    unsigned int i;
    unsigned int rounds;
    rounds = rand() % 3;
    for (i = 0; i < rounds; i++) {
      switch (rand_bool()) {
      case 0:
        r |= __rand32();
        break;
      case 1:
        r ^= __rand32();
        break;
      default:
        break;
      }
    }
  }
  if (rand_bool())
    r = INT_MAX - r;
  if (rand_bool())
    r |= (1L << 31);
  if (rand() % 100 < 25) {
    int _div = 1 << ((rand() % 4) + 1);
    r /= _div;
  }
  switch (rand() % 4) {
  case 0:
    r &= 0xff;
    break;
  case 1:
    r &= 0xffff;
    break;
  case 2:
    r &= 0xffffff;
    break;
  default:
    break;
  }
  return r;
}
```