user: 请将以下的汇编代码转换成C语言代码：

```asm
<dive>:
  endbr64
  push   %r15
  push   %r14
  mov    %edi,%r14d
  push   %r13
  lea    -0x1(%rdx),%r13d
  push   %r12
  mov    %edx,%r12d
  push   %rbp
  push   %rbx
  mov    %esi,%ebx
  sub    $0x18,%rsp
  cmp    %edi,%r13d
  jg     L195
  mov    $0x2,%eax
  cmp    %esi,%r13d
  jg     L32
L115:
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L32:
  lea    0x1(%rbx),%eax
  cmp    %eax,%r13d
  jg     L209
  add    $0x18,%rsp
  mov    $0x3,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L195:
  lea    0x1(%rdi),%r15d
  cmp    %r15d,%r13d
  jg     L40
  mov    $0x1,%ebp
  cmp    %esi,%r13d
  jg     L91
L158:
  add    $0x18,%rsp
  lea    0x2(%rbp),%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L209:
  lea    0x2(%rbx),%esi
  mov    $0x1,%ebp
  mov    $0x1,%ecx
  mov    $0x1,%r9d
L119:
  mov    $0x1,%edx
  cmp    %esi,%r13d
  jg     L83
L51:
  lea    (%rcx,%rbp,1),%eax
  add    $0x18,%rsp
  add    %r9d,%eax
  pop    %rbx
  pop    %rbp
  add    %edx,%eax
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L91:
  lea    0x1(%rsi),%r8d
  cmp    %r15d,%r13d
  jg     L185
  mov    $0x1,%ecx
L20:
  mov    $0x1,%eax
  cmp    %r8d,%r13d
  jg     L95
L41:
  add    %ecx,%eax
  mov    $0x1,%r9d
  lea    (%rax,%rbp,1),%ecx
  cmp    %r15d,%r13d
  jg     L86
L144:
  lea    0x2(%r9,%rcx,1),%eax
  cmp    %r8d,%r13d
  jle    L115
  lea    0x2(%rbx),%ebp
  mov    %r12d,%edx
  mov    %r15d,%edi
  mov    %ecx,0xc(%rsp)
  mov    %ebp,%esi
  mov    %r9d,0x4(%rsp)
  call   <dive>
  mov    0x4(%rsp),%r9d
  mov    %ebp,%esi
  mov    %r12d,%edx
  mov    %r15d,%edi
  mov    %ebp,0x4(%rsp)
  add    %eax,%r9d
  mov    %r9d,0x8(%rsp)
  call   <dive>
  mov    0xc(%rsp),%ecx
  mov    0x8(%rsp),%r9d
  mov    0x4(%rsp),%esi
  mov    %eax,%ebp
  jmp    L119
  nopl   (%rax)
L40:
  lea    0x2(%rdi),%r9d
  mov    $0x1,%ebp
  cmp    %r9d,%r13d
  jg     L33
L87:
  mov    $0x1,%eax
  cmp    %ebx,%r13d
  jg     L75
L61:
  add    %eax,%ebp
  cmp    %ebx,%r13d
  jle    L158
  lea    0x1(%rbx),%r8d
L5:
  mov    %r8d,%esi
  mov    %r12d,%edx
  mov    %r9d,%edi
  mov    %r8d,0x4(%rsp)
  call   <dive>
  mov    0x4(%rsp),%r8d
  mov    %eax,%ecx
  jmp    L20
  cs nopw 0x0(%rax,%rax,1)
L75:
  mov    %r9d,%edi
  lea    0x1(%rbx),%esi
  mov    %r12d,%edx
  mov    %r9d,0x4(%rsp)
  call   <dive>
  mov    0x4(%rsp),%r9d
  jmp    L61
  nopw   0x0(%rax,%rax,1)
L33:
  lea    0x3(%rdi),%edi
  mov    %r9d,0x4(%rsp)
  call   <dive>
  mov    0x4(%rsp),%r9d
  mov    %eax,%ebp
  jmp    L87
  cs nopw 0x0(%rax,%rax,1)
L86:
  mov    %r8d,%esi
  lea    0x2(%r14),%edi
  mov    %r12d,%edx
  mov    %ecx,0x8(%rsp)
  mov    %r8d,0x4(%rsp)
  call   <dive>
  mov    0x8(%rsp),%ecx
  mov    0x4(%rsp),%r8d
  mov    %eax,%r9d
  jmp    L144
  nopl   0x0(%rax)
L95:
  lea    0x2(%rbx),%esi
  mov    %r12d,%edx
  mov    %r15d,%edi
  mov    %r8d,0x8(%rsp)
  mov    %ecx,0x4(%rsp)
  call   <dive>
  mov    0x8(%rsp),%r8d
  mov    0x4(%rsp),%ecx
  jmp    L41
  nopl   (%rax)
L83:
  mov    %r12d,%edx
  lea    0x3(%rbx),%esi
  mov    %r14d,%edi
  mov    %ecx,0x8(%rsp)
  mov    %r9d,0x4(%rsp)
  call   <dive>
  mov    0x8(%rsp),%ecx
  mov    0x4(%rsp),%r9d
  mov    %eax,%edx
  jmp    L51
L185:
  lea    0x2(%rdi),%r9d
  jmp    L5
```

assistant: ```c
int64_t dive(int x, int y, int m) {
  int64_t sum = 0x0LL;
  sum += x < m - 1 ? dive(x + 1, y, m) : 0x1LL;
  sum += y < m - 1 ? dive(x, y + 1, m) : 0x1LL;
  return sum;
}
```