user: 请将以下的汇编代码转换成C语言代码：

```asm
<merge>:
  endbr64
  push   %rbp
  movslq %edx,%r11
  mov    %ecx,%r8d
  mov    %r11d,%edx
  sub    %r11d,%r8d
  sub    %esi,%edx
  mov    %rsp,%rbp
  push   %r15
  mov    %esi,%r15d
  push   %r14
  push   %r13
  lea    0x1(%rdx),%r13d
  push   %r12
  mov    %rdi,%r12
  push   %rbx
  mov    %ecx,%ebx
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  movslq %r13d,%rax
  mov    %rsp,%rsi
  lea    0xf(,%rax,4),%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rcx
  cmp    %rsi,%rsp
  je     L66
L179:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L179
L66:
  and    $0xfff,%ecx
  sub    %rcx,%rsp
  test   %rcx,%rcx
  jne    L58
L167:
  movslq %r8d,%rax
  mov    %rsp,%rsi
  mov    %rsp,%r9
  mov    %rax,-0x58(%rbp)
  lea    0xf(,%rax,4),%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rcx
  cmp    %rsi,%rsp
  je     L15
L168:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L168
L15:
  and    $0xfff,%ecx
  sub    %rcx,%rsp
  test   %rcx,%rcx
  jne    L174
L39:
  mov    %rsp,%r14
  test   %r13d,%r13d
  jle    L9
  movslq %r15d,%rax
  mov    %r9,%rdi
  lea    0x4(,%rdx,4),%rdx
  mov    %r11d,-0x50(%rbp)
  lea    (%r12,%rax,4),%rsi
  mov    %r8d,-0x44(%rbp)
  call   <memcpy@plt>
  mov    -0x44(%rbp),%r8d
  movslq -0x50(%rbp),%r11
  mov    %rax,%r9
L9:
  test   %r8d,%r8d
  jle    L31
  mov    -0x58(%rbp),%rdx
  lea    0x4(%r12,%r11,4),%rsi
  mov    %r14,%rdi
  mov    %r9,-0x50(%rbp)
  mov    %r8d,-0x44(%rbp)
  shl    $0x2,%rdx
  call   <memcpy@plt>
  mov    -0x44(%rbp),%r8d
  mov    -0x50(%rbp),%r9
L31:
  cmp    %ebx,%r15d
  jg     L181
  lea    0x1(%r15),%eax
  xor    %ecx,%ecx
  xor    %edx,%edx
  cltq
  cmp    %ecx,%r13d
  je     L113
  nopl   (%rax)
L146:
  movslq %ecx,%rsi
  mov    (%r9,%rsi,4),%esi
  cmp    %edx,%r8d
  je     L42
  movslq %edx,%rdi
  mov    (%r14,%rdi,4),%edi
  cmp    %esi,%edi
  jge    L42
  add    $0x1,%edx
  mov    %edi,%esi
L137:
  mov    %esi,-0x4(%r12,%rax,4)
  cmp    %eax,%ebx
  jl     L181
  add    $0x1,%rax
  cmp    %ecx,%r13d
  jne    L146
L113:
  lea    0x1(%rdx),%ecx
  movslq %edx,%rdx
  mov    (%r14,%rdx,4),%edx
  mov    %edx,-0x4(%r12,%rax,4)
  cmp    %eax,%ebx
  jl     L181
  movslq %eax,%rdx
  movslq %ecx,%rcx
  lea    (%r12,%rdx,4),%rdi
  mov    %ebx,%edx
  lea    (%r14,%rcx,4),%rsi
  sub    %eax,%edx
  cmp    %eax,%ebx
  mov    $0x4,%eax
  lea    0x4(,%rdx,4),%rdx
  cmovl  %rax,%rdx
  call   <memcpy@plt>
L181:
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L67
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
  nopl   0x0(%rax)
L58:
  orq    $0x0,-0x8(%rsp,%rcx,1)
  jmp    L167
  nopl   0x0(%rax,%rax,1)
L42:
  add    $0x1,%ecx
  jmp    L137
L174:
  orq    $0x0,-0x8(%rsp,%rcx,1)
  jmp    L39
L67:
  call   <__stack_chk_fail@plt>
```

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