user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<merge>:
  endbr64
  push   %rbp
  movslq %edx,%r9
  mov    %esi,%r8d
  mov    %rsp,%rbp
  push   %r15
  mov    %rdi,%r15
  push   %r14
  mov    %r9d,%r14d
  push   %r13
  sub    %esi,%r14d
  mov    %ecx,%r13d
  sub    %r9d,%ecx
  push   %r12
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  lea    0x2(%r14),%eax
  mov    %rsp,%rsi
  cltq
  lea    0xf(,%rax,4),%rax
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rdx
  cmp    %rsi,%rsp
  je     L1
L127:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L127
L1:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L64
L136:
  lea    0x1(%rcx),%eax
  mov    %rsp,%rsi
  mov    %rsp,%rbx
  cltq
  lea    0xf(,%rax,4),%rax
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rdx
  cmp    %rsi,%rsp
  je     L129
L65:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L65
L129:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L81
L125:
  mov    %rsp,%r12
  test   %r14d,%r14d
  js     L39
  movslq %r14d,%rax
  mov    %rbx,%rdi
  mov    %r9d,-0x4c(%rbp)
  add    $0x1,%r14d
  lea    0x4(,%rax,4),%rdx
  movslq %r8d,%rax
  mov    %ecx,-0x48(%rbp)
  lea    (%r15,%rax,4),%rsi
  mov    %r8d,-0x44(%rbp)
  call   <memcpy@plt>
  mov    -0x44(%rbp),%r8d
  mov    -0x48(%rbp),%ecx
  movslq -0x4c(%rbp),%r9
L46:
  movslq %r14d,%r14
  movl   $0x10000,(%rbx,%r14,4)
  test   %ecx,%ecx
  jle    L156
  movslq %ecx,%r14
  lea    0x4(%r15,%r9,4),%rsi
  mov    %r12,%rdi
  mov    %r8d,-0x44(%rbp)
  lea    0x0(,%r14,4),%rdx
  call   <memcpy@plt>
  mov    -0x44(%rbp),%r8d
L161:
  movl   $0x10000,(%r12,%r14,4)
  cmp    %r13d,%r8d
  jg     L43
  movslq %r8d,%rdx
  sub    %r8d,%r13d
  xor    %edi,%edi
  xor    %esi,%esi
  add    %rdx,%r13
  lea    (%r15,%rdx,4),%rax
  lea    0x4(%r15,%r13,4),%r8
  jmp    L86
  nopl   (%rax)
L103:
  mov    %edx,(%rax)
  add    $0x4,%rax
  add    $0x1,%esi
  cmp    %rax,%r8
  je     L43
L86:
  movslq %esi,%rdx
  movslq %edi,%rcx
  mov    (%rbx,%rdx,4),%edx
  mov    (%r12,%rcx,4),%ecx
  cmp    %ecx,%edx
  jle    L103
  mov    %ecx,%edx
  add    $0x4,%rax
  add    $0x1,%edi
  mov    %edx,-0x4(%rax)
  cmp    %rax,%r8
  jne    L86
L43:
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L16
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
  xchg   %ax,%ax
L64:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L136
  nopl   0x0(%rax,%rax,1)
L156:
  xor    %r14d,%r14d
  jmp    L161
L39:
  xor    %r14d,%r14d
  jmp    L46
L81:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L125
L16:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void merge(int A[], int p, int q, int r) {
  int n1 = q - p + 1;
  int n2 = r - q;
  int i = 0;
  int j = 0;
  int k = 0;
  int L[n1 + 1];
  int R[n2 + 1];
  for (i = 0; i < n1; i++)
    L[i] = A[p + i];
  L[i] = 65536;
  for (j = 0; j < n2; j++)
    R[j] = A[q + j + 1];
  R[j] = 65536;
  i = 0;
  j = 0;
  for (k = p; k <= r; k++) {
    if (L[i] <= R[j]) {
      A[k] = L[i];
      i++;
    } else {
      A[k] = R[j];
      j++;
    }
  }
}
```