user: 这段汇编代码用C语言表示是什么样的:

```asm
<call>:
  endbr64
  cmp    $0x3,%edi
  jg     L86
  push   %r15
  lea    0x4(%rdi),%eax
  push   %r14
  mov    %eax,%edi
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %eax,(%rsp)
  movl   $0x0,0x8(%rsp)
L191:
  mov    $0x3,%eax
  cmp    $0x3,%edi
  jg     L140
  lea    0x4(%rdi),%eax
  movl   $0x0,0xc(%rsp)
  mov    %eax,0x4(%rsp)
  mov    %eax,%edi
L69:
  mov    $0x3,%eax
  cmp    $0x3,%edi
  jg     L166
  movl   $0x0,0x10(%rsp)
  lea    0x4(%rdi),%r8d
L147:
  mov    $0x3,%esi
  cmp    $0x3,%r8d
  jg     L4
  lea    0x4(%r8),%ecx
  xor    %esi,%esi
L247:
  mov    $0x3,%edx
  cmp    $0x3,%ecx
  jg     L94
  lea    0x4(%rcx),%ebp
  xor    %edx,%edx
L29:
  mov    $0x3,%eax
  cmp    $0x3,%ebp
  jg     L67
  lea    0x4(%rbp),%r13d
  xor    %r12d,%r12d
L10:
  mov    $0x3,%r15d
  cmp    $0x3,%r13d
  jg     L1
  lea    0x8(%r13),%r9d
  xor    %r15d,%r15d
L139:
  lea    -0x4(%r9),%eax
  mov    $0x3,%r14d
  cmp    $0x3,%eax
  jg     L129
  mov    %r13d,%r10d
  mov    %r9d,%ebx
  xor    %r14d,%r14d
  mov    %ebp,%r13d
L227:
  mov    %ebx,%ebp
  mov    $0x3,%eax
  cmp    $0x3,%ebx
  jg     L221
  xor    %r11d,%r11d
L163:
  lea    0x4(%rbp),%edi
  mov    %r9d,0x2c(%rsp)
  add    $0x6,%ebp
  mov    %r10d,0x28(%rsp)
  mov    %r8d,0x24(%rsp)
  mov    %ecx,0x20(%rsp)
  mov    %r11d,0x1c(%rsp)
  mov    %esi,0x18(%rsp)
  mov    %edx,0x14(%rsp)
  call   <call>
  cmp    $0x3,%ebp
  mov    0x14(%rsp),%edx
  mov    0x18(%rsp),%esi
  mov    0x1c(%rsp),%r11d
  mov    0x20(%rsp),%ecx
  mov    0x24(%rsp),%r8d
  mov    0x28(%rsp),%r10d
  mov    0x2c(%rsp),%r9d
  lea    0x2(%r11,%rax,1),%r11d
  jle    L163
  lea    0x3(%r11),%eax
L221:
  add    %eax,%r14d
  lea    0x6(%rbx),%eax
  add    $0x2,%ebx
  cmp    $0x3,%ebx
  jg     L95
  mov    %eax,%ebx
  jmp    L227
L17:
  lea    0x3(%r12),%eax
L67:
  add    %eax,%edx
  lea    0x6(%rbp),%eax
  add    $0x2,%ebp
  cmp    $0x3,%ebp
  jg     L11
  mov    %eax,%ebp
  jmp    L29
  nopw   0x0(%rax,%rax,1)
L95:
  mov    %r13d,%ebp
  add    $0x3,%r14d
  mov    %r10d,%r13d
L129:
  lea    0x6(%r9),%eax
  sub    $0x2,%r9d
  add    %r14d,%r15d
  cmp    $0x3,%r9d
  jg     L195
  mov    %eax,%r9d
  jmp    L139
  nopl   0x0(%rax,%rax,1)
L195:
  add    $0x3,%r15d
L1:
  lea    0x6(%r13),%eax
  add    $0x2,%r13d
  add    %r15d,%r12d
  cmp    $0x3,%r13d
  jg     L17
  mov    %eax,%r13d
  jmp    L10
L11:
  add    $0x3,%edx
L94:
  lea    0x6(%rcx),%eax
  add    $0x2,%ecx
  add    %edx,%esi
  cmp    $0x3,%ecx
  jg     L168
  mov    %eax,%ecx
  jmp    L247
L168:
  add    $0x3,%esi
L4:
  lea    0x6(%r8),%eax
  add    $0x2,%r8d
  add    %esi,0x10(%rsp)
  cmp    $0x3,%r8d
  jg     L52
  mov    %eax,%r8d
  jmp    L147
L52:
  mov    0x10(%rsp),%eax
  add    $0x3,%eax
L166:
  add    %eax,0xc(%rsp)
  mov    0x4(%rsp),%eax
  lea    0x6(%rax),%edx
  add    $0x2,%eax
  cmp    $0x3,%eax
  jg     L47
  mov    %edx,0x4(%rsp)
  mov    %edx,%edi
  jmp    L69
L47:
  mov    0xc(%rsp),%eax
  add    $0x3,%eax
L140:
  add    %eax,0x8(%rsp)
  mov    (%rsp),%eax
  lea    0x6(%rax),%edx
  add    $0x2,%eax
  cmp    $0x3,%eax
  jg     L228
  mov    %edx,(%rsp)
  mov    %edx,%edi
  jmp    L191
L228:
  mov    0x8(%rsp),%eax
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  add    $0x1,%eax
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L86:
  mov    $0x1,%eax
  ret
```

assistant: ```c
int call(int num) {
  int y = 1, x = 1;
  if (num < 4) {
    x = 3 * x + num;
    y = call(x + 1) + 2 + call(x + 3);
  }
  return y;
}
```