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

```asm
<radix_sort>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x60,%rsp
  mov    %rdi,-0x58(%rbp)
  mov    %esi,-0x5c(%rbp)
  mov    %edx,-0x60(%rbp)
  mov    -0x60(%rbp),%eax
  mov    %eax,%esi
  mov    $0x2,%edi
  call   <pow@plt>
  mov    %eax,-0x38(%rbp)
  mov    -0x38(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0x44(%rbp)
  movl   $0x20,-0x34(%rbp)
  mov    -0x38(%rbp),%eax
  add    $0x1,%eax
  mov    $0x4,%esi
  mov    %eax,%edi
  call   <calloc@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x5c(%rbp),%eax
  mov    $0x4,%esi
  mov    %eax,%edi
  call   <calloc@plt>
  mov    %rax,-0x10(%rbp)
  movq   $0x0,-0x28(%rbp)
  movq   $0x0,-0x20(%rbp)
  movl   $0x0,-0x40(%rbp)
  movl   $0x0,-0x30(%rbp)
  movl   $0x0,-0x2c(%rbp)
  movl   $0x0,-0x3c(%rbp)
  mov    -0x60(%rbp),%eax
  mov    %eax,%edi
  call   <is_pow2@plt>
  test   %eax,%eax
  jne    L5
  mov    -0x60(%rbp),%eax
  mov    %eax,%esi
  lea    D8(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L2
L5:
  mov    -0x44(%rbp),%eax
  mov    %eax,%esi
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x58(%rbp),%rax
  mov    %rax,-0x28(%rbp)
  mov    -0x10(%rbp),%rax
  mov    %rax,-0x20(%rbp)
  movl   $0x0,-0x3c(%rbp)
  jmp    L75
L13:
  mov    -0x38(%rbp),%eax
  add    $0x1,%eax
  cltq
  shl    $0x2,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  movl   $0x0,-0x40(%rbp)
  jmp    L6
L104:
  mov    -0x40(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  and    -0x44(%rbp),%eax
  mov    %eax,-0x2c(%rbp)
  mov    -0x3c(%rbp),%eax
  mov    -0x2c(%rbp),%edx
  mov    %eax,%ecx
  sar    %cl,%edx
  mov    %edx,%eax
  mov    %eax,-0x30(%rbp)
  mov    -0x30(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  add    $0x1,%edx
  mov    %edx,(%rax)
  addl   $0x1,-0x40(%rbp)
L6:
  mov    -0x40(%rbp),%eax
  cmp    -0x5c(%rbp),%eax
  jl     L104
  movl   $0x1,-0x40(%rbp)
  jmp    L0
L24:
  mov    -0x40(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%ecx
  mov    -0x40(%rbp),%eax
  cltq
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0x40(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rsi
  mov    -0x18(%rbp),%rax
  add    %rsi,%rax
  add    %ecx,%edx
  mov    %edx,(%rax)
  addl   $0x1,-0x40(%rbp)
L0:
  mov    -0x38(%rbp),%eax
  cmp    -0x40(%rbp),%eax
  jge    L24
  movl   $0x0,-0x40(%rbp)
  jmp    L124
L68:
  mov    -0x40(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  and    -0x44(%rbp),%eax
  mov    %eax,-0x2c(%rbp)
  mov    -0x3c(%rbp),%eax
  mov    -0x2c(%rbp),%edx
  mov    %eax,%ecx
  sar    %cl,%edx
  mov    %edx,%eax
  mov    %eax,-0x30(%rbp)
  mov    -0x40(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  lea    (%rdx,%rax,1),%rsi
  mov    -0x30(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  lea    0x1(%rdx),%ecx
  mov    %ecx,(%rax)
  movslq %edx,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rax,%rdx
  mov    (%rsi),%eax
  mov    %eax,(%rdx)
  addl   $0x1,-0x40(%rbp)
L124:
  mov    -0x40(%rbp),%eax
  cmp    -0x5c(%rbp),%eax
  jl     L68
  mov    -0x20(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x20(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,-0x28(%rbp)
  mov    -0x44(%rbp),%eax
  mov    %eax,%esi
  lea    D28(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x60(%rbp),%eax
  add    %eax,-0x3c(%rbp)
  mov    -0x60(%rbp),%eax
  mov    %eax,%ecx
  shll   %cl,-0x44(%rbp)
L75:
  mov    -0x3c(%rbp),%eax
  cmp    -0x34(%rbp),%eax
  jl     L13
  mov    -0x34(%rbp),%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L40
  movl   $0x0,-0x40(%rbp)
  jmp    L43
L1:
  mov    -0x40(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  mov    -0x40(%rbp),%edx
  movslq %edx,%rdx
  lea    0x0(,%rdx,4),%rcx
  mov    -0x58(%rbp),%rdx
  add    %rcx,%rdx
  mov    (%rax),%eax
  mov    %eax,(%rdx)
  addl   $0x1,-0x40(%rbp)
L43:
  mov    -0x40(%rbp),%eax
  cmp    -0x5c(%rbp),%eax
  jl     L1
L40:
  lea    D9(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
L2:
  leave
  ret
```

tool_calls: name: read_data
arguments: tag: D8
datatype: string
name: read_data
arguments: tag: D1
datatype: string
name: read_data
arguments: tag: D28
datatype: string
name: read_data
arguments: tag: D9
datatype: string

tool: D8: Size of subkey (%d) is not a power of 2. Exiting.


tool: D1: initial keymask = %04X


tool: D28: keymask = %08X


tool: D9: radix_sort: exit

assistant: ```c
void radix_sort(uint32_t a[], uint32_t size_array, uint32_t size_subkey) {
  int range_value = (int)pow(2, size_subkey);
  uint32_t keymask = range_value - 1;
  int nr_bits = 32;
  uint32_t *count = calloc(range_value + 1, sizeof(uint32_t));
  uint32_t *interim = calloc(size_array, sizeof(uint32_t));
  uint32_t *p_inter_source = NULL;
  uint32_t *p_inter_dest = NULL;
  int i = 0;
  int key = 0;
  int fullkey = 0;
  int bit = 0;
  if (!is_pow2(size_subkey)) {
    printf("Size of subkey (%d) is not a power of 2. Exiting.\n", size_subkey);
    return;
  }
  printf("initial keymask = %04X\n", keymask);
  p_inter_source = &a[0];
  p_inter_dest = interim;
  for (bit = 0; bit < nr_bits; bit += size_subkey, keymask <<= size_subkey) {
    memset(count, 0, (range_value + 1) * sizeof(uint32_t));
    for (i = 0; i < size_array; i++) {
      fullkey = (p_inter_source[i] & keymask);
      key = fullkey >> bit;
      count[key + 1]++;
    }
    for (i = 1; i < (range_value + 1); i++) {
      count[i] += count[i - 1];
    }
    for (i = 0; i < size_array; i++) {
      fullkey = (p_inter_source[i] & keymask);
      key = fullkey >> bit;
      p_inter_dest[count[key]++] = p_inter_source[i];
    }
    {
      uint32_t *t = p_inter_dest;
      p_inter_dest = p_inter_source;
      p_inter_source = t;
    };
    printf("keymask = %08X\n", keymask);
  }
  if (nr_bits % 2) {
    for (i = 0; i < size_array; i++) {
      a[i] = interim[i];
    }
  }
  printf("radix_sort: exit\n");
}
```