user: 下面的汇编指令对应的C源代码是什么:

```asm
<ft_strsplit>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,-0x58(%rbp)
  mov    %esi,%eax
  mov    %al,-0x5c(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  mov    %rsp,%rax
  mov    %rax,%rbx
  mov    -0x58(%rbp),%rax
  mov    %rax,%rdi
  call   <ft_safestrlen@plt>
  lea    0x1(%rax),%ecx
  movslq %ecx,%rax
  sub    $0x1,%rax
  mov    %rax,-0x48(%rbp)
  movslq %ecx,%rax
  mov    %rax,%r14
  mov    $0x0,%r15d
  movslq %ecx,%rax
  mov    %rax,%r12
  mov    $0x0,%r13d
  movslq %ecx,%rax
  lea    0x0(,%rax,4),%rdx
  mov    $0x10,%eax
  sub    $0x1,%rax
  add    %rdx,%rax
  mov    $0x10,%edi
  mov    $0x0,%edx
  div    %rdi
  imul   $0x10,%rax,%rax
  mov    %rax,%rsi
  and    $0xfffffffffffff000,%rsi
  mov    %rsp,%rdx
  sub    %rsi,%rdx
L63:
  cmp    %rdx,%rsp
  je     L129
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L63
L129:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  mov    %rax,%rdx
  and    $0xfff,%edx
  test   %rdx,%rdx
  je     L106
  and    $0xfff,%eax
  sub    $0x8,%rax
  add    %rsp,%rax
  orq    $0x0,(%rax)
L106:
  mov    %rsp,%rax
  add    $0x3,%rax
  shr    $0x2,%rax
  shl    $0x2,%rax
  mov    %rax,-0x40(%rbp)
  movslq %ecx,%rax
  shl    $0x2,%rax
  cmp    $0x4,%rax
  jne    L142
  mov    $0x0,%eax
  call   <empty_strarray@plt>
  jmp    L64
L142:
  movl   $0x0,-0x50(%rbp)
  movl   $0x0,-0x4c(%rbp)
  cmpl   $0x0,-0x50(%rbp)
  jne    L188
  mov    -0x58(%rbp),%rax
  movzbl (%rax),%eax
  cmp    %al,-0x5c(%rbp)
  je     L188
  mov    -0x4c(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x4c(%rbp)
  mov    -0x40(%rbp),%rdx
  cltq
  movl   $0x0,(%rdx,%rax,4)
  jmp    L188
L156:
  mov    -0x50(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    %al,-0x5c(%rbp)
  je     L125
  mov    -0x50(%rbp),%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    %al,-0x5c(%rbp)
  je     L100
  mov    -0x50(%rbp),%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L125
L100:
  mov    -0x50(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x50(%rbp)
  mov    -0x4c(%rbp),%edx
  lea    0x1(%rdx),%ecx
  mov    %ecx,-0x4c(%rbp)
  mov    -0x40(%rbp),%rcx
  movslq %edx,%rdx
  mov    %eax,(%rcx,%rdx,4)
  jmp    L188
L125:
  mov    -0x50(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    %al,-0x5c(%rbp)
  jne    L27
  mov    -0x50(%rbp),%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    %al,-0x5c(%rbp)
  je     L27
  mov    -0x50(%rbp),%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L27
  addl   $0x1,-0x50(%rbp)
  mov    -0x4c(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x4c(%rbp)
  mov    -0x40(%rbp),%rdx
  cltq
  mov    -0x50(%rbp),%ecx
  mov    %ecx,(%rdx,%rax,4)
  jmp    L188
L27:
  addl   $0x1,-0x50(%rbp)
L188:
  mov    -0x50(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L156
  cmpl   $0x0,-0x4c(%rbp)
  jne    L108
  mov    $0x0,%eax
  call   <empty_strarray@plt>
  jmp    L64
L108:
  mov    -0x4c(%rbp),%edx
  mov    -0x40(%rbp),%rcx
  mov    -0x58(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <filled_strarray@plt>
L64:
  mov    %rbx,%rsp
  mov    -0x38(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L124
  call   <__stack_chk_fail@plt>
L124:
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
```

assistant: ```c
char **ft_strsplit(char const *s, char c) {
  int pos[ft_safestrlen(s) + 1];
  int i;
  int numpos;
  if (sizeof(pos) == sizeof(int))
    return (empty_strarray());
  i = 0;
  numpos = 0;
  if (i == 0 && s[0] != c)
    pos[numpos++] = 0;
  while (s[i])
    if (s[i] != c && (s[i + 1] == c || s[i + 1] == 0))
      pos[numpos++] = i++;
    else if (s[i] == c && s[i + 1] != c && s[i + 1] != 0)
      pos[numpos++] = ++i;
    else
      i++;
  if (numpos == 0)
    return (empty_strarray());
  return (filled_strarray(s, pos, numpos));
}
```