user: What is the c source code of the assembly code below:

```asm
<ru>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x88,%rsp
  movzbl (%rdi),%eax
  mov    %rdi,0x40(%rsp)
  mov    %rsi,0x38(%rsp)
  mov    %al,0x7e(%rsp)
  test   %al,%al
  jne    L461
  jmp    L606
  nop
L401:
  cmp    0x7e(%rsp),%al
  jne    L421
  mov    0x40(%rsp),%rcx
  addq   $0x1,0x38(%rsp)
  movzbl 0x1(%rcx),%esi
  lea    0x1(%rcx),%rax
  mov    %sil,0x7e(%rsp)
  test   %sil,%sil
  je     L606
L114:
  mov    %rax,0x40(%rsp)
L461:
  mov    0x38(%rsp),%rax
  movzbl (%rax),%eax
  cmp    $0x2a,%al
  jne    L401
  mov    0x40(%rsp),%rcx
  lea    0x1(%rcx),%rbx
  mov    %rbx,0x30(%rsp)
  movzbl 0x1(%rcx),%ebx
  mov    %bl,0x7d(%rsp)
  test   %bl,%bl
  je     L60
  mov    0x38(%rsp),%rcx
  mov    %rcx,0x20(%rsp)
  jmp    L298
  cs nopw 0x0(%rax,%rax,1)
L167:
  cmp    0x7d(%rsp),%al
  jne    L60
  mov    0x30(%rsp),%rax
  addq   $0x1,0x20(%rsp)
  movzbl 0x1(%rax),%ebx
  lea    0x1(%rax),%rdx
  mov    0x20(%rsp),%rax
  mov    %bl,0x7d(%rsp)
  movzbl (%rax),%eax
  test   %bl,%bl
  je     L84
L603:
  mov    %rdx,0x30(%rsp)
L298:
  cmp    $0x2a,%al
  jne    L167
  mov    0x30(%rsp),%rdi
  lea    0x1(%rdi),%rsi
  mov    %rsi,0x28(%rsp)
  movzbl 0x1(%rdi),%esi
  mov    %sil,0x7c(%rsp)
  test   %sil,%sil
  je     L157
  mov    0x20(%rsp),%rdi
  mov    %rdi,0x10(%rsp)
  jmp    L71
  cs nopw 0x0(%rax,%rax,1)
L261:
  cmp    0x7c(%rsp),%al
  jne    L157
  mov    0x28(%rsp),%rax
  addq   $0x1,0x10(%rsp)
  movzbl 0x1(%rax),%esi
  lea    0x1(%rax),%rdx
  mov    0x10(%rsp),%rax
  mov    %sil,0x7c(%rsp)
  movzbl (%rax),%eax
  test   %sil,%sil
  je     L485
L327:
  mov    %rdx,0x28(%rsp)
L71:
  cmp    $0x2a,%al
  jne    L261
  mov    0x28(%rsp),%rsi
  lea    0x1(%rsi),%rcx
  mov    %rcx,0x18(%rsp)
  movzbl 0x1(%rsi),%ecx
  mov    %cl,0x7b(%rsp)
  test   %cl,%cl
  je     L468
  mov    0x10(%rsp),%rbx
  mov    %rbx,0x8(%rsp)
  jmp    L1
  cs nopw 0x0(%rax,%rax,1)
L58:
  cmp    %al,0x7b(%rsp)
  jne    L468
  mov    0x18(%rsp),%rax
  addq   $0x1,0x8(%rsp)
  movzbl 0x1(%rax),%ebx
  lea    0x1(%rax),%rdx
  mov    0x8(%rsp),%rax
  mov    %bl,0x7b(%rsp)
  movzbl (%rax),%eax
  test   %bl,%bl
  je     L378
L380:
  mov    %rdx,0x18(%rsp)
L1:
  cmp    $0x2a,%al
  jne    L58
  mov    0x18(%rsp),%rdi
  movzbl 0x1(%rdi),%ebx
  lea    0x1(%rdi),%r11
  mov    %bl,0x7a(%rsp)
  test   %bl,%bl
  je     L194
  mov    0x8(%rsp),%r10
  jmp    L120
  nopw   0x0(%rax,%rax,1)
L490:
  cmp    %al,0x7a(%rsp)
  jne    L194
  movzbl 0x1(%r11),%ecx
  add    $0x1,%r10
  lea    0x1(%r11),%rdx
  movzbl (%r10),%eax
  mov    %cl,0x7a(%rsp)
  test   %cl,%cl
  je     L137
L537:
  mov    %rdx,%r11
L120:
  cmp    $0x2a,%al
  jne    L490
  movzbl 0x1(%r11),%r9d
  lea    0x1(%r11),%r8
  test   %r9b,%r9b
  je     L193
  mov    %r10,%rcx
  jmp    L273
  nopl   (%rax)
L206:
  cmp    %al,%r9b
  jne    L193
  movzbl 0x1(%r8),%r9d
  add    $0x1,%rcx
  lea    0x1(%r8),%rdx
  movzbl (%rcx),%eax
  test   %r9b,%r9b
  je     L417
L498:
  mov    %rdx,%r8
L273:
  cmp    $0x2a,%al
  jne    L206
  movzbl 0x1(%r8),%r15d
  lea    0x1(%r8),%r14
  test   %r15b,%r15b
  je     L152
  mov    %rcx,%r13
  jmp    L499
  nopl   0x0(%rax,%rax,1)
L246:
  cmp    %r15b,%al
  jne    L152
  movzbl 0x1(%r14),%r15d
  add    $0x1,%r13
  lea    0x1(%r14),%rdx
  movzbl 0x0(%r13),%eax
  test   %r15b,%r15b
  je     L40
L55:
  mov    %rdx,%r14
L499:
  cmp    $0x2a,%al
  jne    L246
  movzbl 0x1(%r14),%r12d
  lea    0x1(%r14),%rbp
  test   %r12b,%r12b
  je     L310
  mov    %r13,%rbx
  jmp    L110
  nopw   0x0(%rax,%rax,1)
L428:
  cmp    %al,%r12b
  jne    L310
  movzbl 0x1(%rbp),%r12d
  add    $0x1,%rbx
  lea    0x1(%rbp),%rdx
  movzbl (%rbx),%eax
  test   %r12b,%r12b
  je     L107
L526:
  mov    %rdx,%rbp
L110:
  cmp    $0x2a,%al
  jne    L428
  movzbl 0x1(%rbp),%eax
  lea    0x1(%rbp),%rdx
  test   %al,%al
  je     L132
  mov    %rbx,%rsi
  jmp    L217
  cs nopw 0x0(%rax,%rax,1)
L497:
  cmp    %al,%dil
  jne    L132
  add    $0x1,%rdx
L68:
  movzbl (%rdx),%eax
  lea    0x1(%rsi),%rdi
  test   %al,%al
  je     L501
  mov    %rdi,%rsi
L217:
  movzbl (%rsi),%edi
  cmp    $0x2a,%dil
  jne    L497
  lea    0x1(%rdx),%rdi
  mov    %r9b,0x7f(%rsp)
  mov    %rcx,0x70(%rsp)
  mov    %r10,0x68(%rsp)
  mov    %r8,0x60(%rsp)
  mov    %r11,0x58(%rsp)
  mov    %rdx,0x50(%rsp)
  mov    %rsi,0x48(%rsp)
  call   <ru>
  mov    0x48(%rsp),%rsi
  mov    0x50(%rsp),%rdx
  test   %eax,%eax
  mov    0x58(%rsp),%r11
  mov    0x60(%rsp),%r8
  mov    0x68(%rsp),%r10
  mov    0x70(%rsp),%rcx
  movzbl 0x7f(%rsp),%r9d
  je     L68
  nopl   0x0(%rax)
L200:
  mov    $0x1,%eax
L54:
  add    $0x88,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L501:
  cmpb   $0x0,0x1(%rsi)
  je     L200
L132:
  add    $0x1,%rbx
  mov    %rbp,%rdx
  movzbl (%rbx),%eax
  jmp    L526
  nopl   (%rax)
L107:
  test   %al,%al
  je     L200
L310:
  add    $0x1,%r13
  mov    %r14,%rdx
  movzbl 0x0(%r13),%eax
  jmp    L55
  nopl   (%rax)
L40:
  test   %al,%al
  je     L200
L152:
  add    $0x1,%rcx
  mov    %r8,%rdx
  movzbl (%rcx),%eax
  jmp    L498
  nopl   0x0(%rax,%rax,1)
L417:
  test   %al,%al
  je     L200
L193:
  add    $0x1,%r10
  mov    %r11,%rdx
  movzbl (%r10),%eax
  jmp    L537
  nopl   0x0(%rax)
L137:
  test   %al,%al
  je     L200
L194:
  addq   $0x1,0x8(%rsp)
  mov    0x8(%rsp),%rax
  mov    0x18(%rsp),%rdx
  movzbl (%rax),%eax
  jmp    L380
L378:
  test   %al,%al
  je     L200
L468:
  addq   $0x1,0x10(%rsp)
  mov    0x10(%rsp),%rax
  mov    0x28(%rsp),%rdx
  movzbl (%rax),%eax
  jmp    L327
L485:
  test   %al,%al
  je     L200
L157:
  addq   $0x1,0x20(%rsp)
  mov    0x20(%rsp),%rax
  mov    0x30(%rsp),%rdx
  movzbl (%rax),%eax
  jmp    L603
L84:
  test   %al,%al
  je     L200
L60:
  addq   $0x1,0x38(%rsp)
  mov    0x40(%rsp),%rax
  jmp    L114
L606:
  mov    0x38(%rsp),%rax
  cmpb   $0x0,(%rax)
  sete   %al
  movzbl %al,%eax
  jmp    L54
L421:
  xor    %eax,%eax
  jmp    L54
```

assistant: ```c
int ru(char *s, char *p) {
  while (*s != '\0') {
    if (*p == '*') {
      if (ru(s + 1, p)) {
        return 1;
      }
    } else {
      if (*s != *p) {
        return 0;
      }
      s++;
    }
    p++;
  }
  return (*s) == (*p);
}
```