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

```asm
<crypto_sign_open>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  lea    -0x4000(%rsp),%r11
L29:
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  cmp    %r11,%rsp
  jne    L29
  sub    $0x598,%rsp
  pxor   %xmm0,%xmm0
  mov    %rdi,0x28(%rsp)
  lea    0x50(%rsp),%rbp
  mov    %r8,%rdi
  mov    %rdx,%rbx
  mov    %rsi,0x20(%rsp)
  lea    0x10(%r8),%rdx
  xor    %esi,%esi
  mov    %r8,%r13
  mov    %rcx,%r14
  lea    0x70(%rsp),%r12
  lea    0x90(%rsp),%r15
  sub    $0x4250,%r14
  mov    %fs:0x28,%rax
  mov    %rax,0x4588(%rsp)
  xor    %eax,%eax
  movaps %xmm0,0x50(%rsp)
  movaps %xmm0,0x60(%rsp)
  movaps %xmm0,0x70(%rsp)
  movaps %xmm0,0x80(%rsp)
  movaps %xmm0,0x90(%rsp)
  movaps %xmm0,0xa0(%rsp)
  mov    %rdx,0x38(%rsp)
  call   <initialize_hash_function@plt>
  xor    %esi,%esi
  mov    %rbp,%rdi
  call   <set_type@plt>
  mov    $0x2,%esi
  mov    %r12,%rdi
  call   <set_type@plt>
  mov    $0x1,%esi
  mov    %r15,%rdi
  call   <set_type@plt>
  mov    0x20(%rsp),%rax
  mov    %rbx,%rsi
  mov    $0x4250,%edx
  mov    %r14,(%rax)
  lea    0x330(%rsp),%r14
  mov    %r14,%rdi
  call   <memcpy@plt>
  mov    0x28(%rsp),%rcx
  mov    0x20(%rsp),%rax
  lea    0x4250(%rbx),%rsi
  lea    0xd0(%rsp),%rbx
  add    $0x4250,%rcx
  mov    (%rax),%rdx
  mov    %rcx,%rdi
  mov    %rcx,0x30(%rsp)
  call   <memmove@plt>
  lea    0x4c(%rsp),%rdx
  mov    %r14,%rcx
  mov    %r13,%r8
  lea    0x48(%rsp),%rsi
  sub    $0x8,%rsp
  mov    %rbx,%rdi
  mov    0x28(%rsp),%rax
  push   (%rax)
  mov    0x40(%rsp),%r9
  call   <hash_message@plt>
  mov    0x58(%rsp),%esi
  mov    %rbp,%rdi
  lea    0xc0(%rsp),%r14
  call   <set_tree_addr@plt>
  mov    0x5c(%rsp),%esi
  mov    %rbp,%rdi
  call   <set_keypair_addr@plt>
  mov    %r13,%rcx
  mov    %rbx,%rdx
  mov    %rbp,%r8
  lea    0x350(%rsp),%rsi
  mov    %r14,%rdi
  call   <fors_pk_from_sig@plt>
  pop    %rcx
  pop    %rsi
  xor    %r10d,%r10d
  lea    0x100(%rsp),%rax
  lea    0x1600(%rsp),%rbx
  mov    %rax,0x8(%rsp)
  lea    0xc0(%rsp),%rax
  mov    %rax,(%rsp)
  lea    0x4580(%rsp),%rax
  mov    %rax,0x18(%rsp)
  nopl   0x0(%rax,%rax,1)
L44:
  mov    %r10d,%esi
  mov    %r12,%rdi
  mov    %r10d,0x14(%rsp)
  call   <set_layer_addr@plt>
  mov    0x48(%rsp),%esi
  mov    %r12,%rdi
  call   <set_tree_addr@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <copy_subtree_addr@plt>
  mov    0x4c(%rsp),%esi
  mov    %rbp,%rdi
  call   <set_keypair_addr@plt>
  mov    %rbp,%rsi
  mov    %r15,%rdi
  call   <copy_keypair_addr@plt>
  mov    0x8(%rsp),%rdi
  mov    %rbx,%rsi
  mov    %rbp,%r8
  mov    %r13,%rcx
  mov    %r14,%rdx
  call   <wots_pk_from_sig@plt>
  mov    0x8(%rsp),%rsi
  mov    %r15,%r8
  mov    %r13,%rcx
  mov    (%rsp),%rdi
  mov    $0x23,%edx
  call   <thash@plt>
  push   %r12
  lea    0x230(%rbx),%r8
  xor    %ecx,%ecx
  push   %r13
  mov    0x5c(%rsp),%edx
  mov    $0x3,%r9d
  mov    %r14,%rdi
  mov    0x10(%rsp),%rsi
  add    $0x260,%rbx
  call   <compute_root@plt>
  mov    0x58(%rsp),%eax
  mov    0x24(%rsp),%r10d
  mov    %eax,%edx
  sar    $0x3,%eax
  add    $0x1,%r10d
  and    $0x7,%edx
  mov    %eax,0x58(%rsp)
  mov    %edx,0x5c(%rsp)
  pop    %rax
  pop    %rdx
  cmp    0x18(%rsp),%rbx
  jne    L44
  mov    0x38(%rsp),%rsi
  mov    $0x10,%edx
  mov    %r14,%rdi
  call   <memcmp@plt>
  test   %rax,%rax
  jne    L21
  mov    0x20(%rsp),%rax
  mov    0x30(%rsp),%rsi
  mov    0x28(%rsp),%rdi
  mov    (%rax),%rdx
  call   <memmove@plt>
  xor    %eax,%eax
L13:
  mov    0x4588(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L0
  add    $0x4598,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L21:
  mov    0x20(%rsp),%rbx
  mov    0x28(%rsp),%rdi
  xor    %esi,%esi
  mov    (%rbx),%rdx
  call   <memset@plt>
  movq   $0x0,(%rbx)
  mov    $0xffffffff,%eax
  jmp    L13
L0:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int crypto_sign_open(unsigned char *m, unsigned long long *mlen, const unsigned char *sm, unsigned long long smlen, const unsigned char *pk) {
  const unsigned char *pub_seed = pk;
  const unsigned char *pub_root = pk + 16;
  unsigned char mhash[((9 * 30 + 7) / 8)];
  unsigned char wots_pk[(((8 * 16 / 4) + 3) * 16)];
  unsigned char root[16];
  unsigned char leaf[16];
  unsigned char sig[(16 + ((9 + 1) * 30 * 16) + 20 * (((8 * 16 / 4) + 3) * 16) + 60 * 16)];
  unsigned char *sigptr = sig;
  unsigned int i;
  uint64_t tree;
  uint32_t idx_leaf;
  uint32_t wots_addr[8] = {0};
  uint32_t tree_addr[8] = {0};
  uint32_t wots_pk_addr[8] = {0};
  initialize_hash_function(pub_seed, NULL);
  set_type(wots_addr, 0);
  set_type(tree_addr, 2);
  set_type(wots_pk_addr, 1);
  *mlen = smlen - (16 + ((9 + 1) * 30 * 16) + 20 * (((8 * 16 / 4) + 3) * 16) + 60 * 16);
  memcpy(sig, sm, (16 + ((9 + 1) * 30 * 16) + 20 * (((8 * 16 / 4) + 3) * 16) + 60 * 16));
  memmove(m + (16 + ((9 + 1) * 30 * 16) + 20 * (((8 * 16 / 4) + 3) * 16) + 60 * 16), sm + (16 + ((9 + 1) * 30 * 16) + 20 * (((8 * 16 / 4) + 3) * 16) + 60 * 16), *mlen);
  hash_message(mhash, &tree, &idx_leaf, sigptr, pk, m + (16 + ((9 + 1) * 30 * 16) + 20 * (((8 * 16 / 4) + 3) * 16) + 60 * 16), *mlen);
  sigptr += 16;
  set_tree_addr(wots_addr, tree);
  set_keypair_addr(wots_addr, idx_leaf);
  fors_pk_from_sig(root, sigptr, mhash, pub_seed, wots_addr);
  sigptr += ((9 + 1) * 30 * 16);
  for (i = 0; i < 20; i++) {
    set_layer_addr(tree_addr, i);
    set_tree_addr(tree_addr, tree);
    copy_subtree_addr(wots_addr, tree_addr);
    set_keypair_addr(wots_addr, idx_leaf);
    copy_keypair_addr(wots_pk_addr, wots_addr);
    wots_pk_from_sig(wots_pk, sigptr, root, pub_seed, wots_addr);
    sigptr += (((8 * 16 / 4) + 3) * 16);
    thash(leaf, wots_pk, ((8 * 16 / 4) + 3), pub_seed, wots_pk_addr);
    compute_root(root, leaf, idx_leaf, 0, sigptr, (60 / 20), pub_seed, tree_addr);
    sigptr += (60 / 20) * 16;
    idx_leaf = (tree & ((1 << (60 / 20)) - 1));
    tree = tree >> (60 / 20);
  }
  if (memcmp(root, pub_root, 16)) {
    memset(m, 0, *mlen);
    *mlen = 0;
    return -1;
  }
  memmove(m, m + (16 + ((9 + 1) * 30 * 16) + 20 * (((8 * 16 / 4) + 3) * 16) + 60 * 16), *mlen);
  return 0;
}
```