user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<_merge>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %esi,%r13d
  push   %r12
  mov    %ecx,%r12d
  push   %rbp
  mov    %edx,%ebp
  push   %rbx
  mov    %rdi,%rbx
  mov    %edx,%edi
  sub    %esi,%edi
  shl    $0x2,%edi
  sub    $0x18,%rsp
  call   <malloc@plt>
  mov    %r13d,%edx
  mov    %rax,%rdi
  mov    %r12d,%eax
  cmp    %r12d,%ebp
  jle    L36
  cmp    %r12d,%r13d
  jge    L36
  mov    $0x1,%esi
  movslq %r13d,%r11
  movslq %r12d,%r10
  nopw   0x0(%rax,%rax,1)
L35:
  mov    (%rbx,%r11,4),%r9d
  mov    (%rbx,%r10,4),%r8d
  cmp    %r9d,%r8d
  jl     L34
L152:
  mov    %r9d,-0x4(%rdi,%rsi,4)
  mov    %esi,%ecx
  add    $0x1,%edx
  add    $0x1,%rsi
  cmp    %eax,%ebp
  jle    L285
  cmp    %edx,%r12d
  jle    L295
  movslq %edx,%r11
  mov    (%rbx,%r10,4),%r8d
  mov    (%rbx,%r11,4),%r9d
  cmp    %r9d,%r8d
  jge    L152
L34:
  mov    %r8d,-0x4(%rdi,%rsi,4)
  mov    %esi,%ecx
  add    $0x1,%eax
  add    $0x1,%rsi
  cmp    %edx,%r12d
  jle    L295
  cmp    %eax,%ebp
  jle    L285
  movslq %eax,%r10
  jmp    L35
  nopl   0x0(%rax,%rax,1)
L36:
  xor    %ecx,%ecx
  nopw   0x0(%rax,%rax,1)
L285:
  cmp    %edx,%r12d
  jle    L295
  movslq %ecx,%r11
  movslq %edx,%r8
  mov    %r12d,%r10d
  lea    0x1(%r8),%rsi
  shl    $0x2,%r11
  sub    %edx,%r10d
  lea    0x0(,%rsi,4),%r14
  lea    (%rdi,%r11,1),%r9
  mov    %rsi,0x8(%rsp)
  lea    (%rbx,%r14,1),%r15
  mov    %r9,%rsi
  sub    %r15,%rsi
  cmp    $0x8,%rsi
  jbe    L84
  lea    -0x1(%r10),%r15d
  cmp    $0x2,%r15d
  jbe    L84
  mov    %r10d,%r8d
  lea    -0x4(%rbx,%r14,1),%r11
  xor    %esi,%esi
  shr    $0x2,%r8d
  shl    $0x4,%r8
  nopw   0x0(%rax,%rax,1)
L97:
  movdqu (%r11,%rsi,1),%xmm0
  movups %xmm0,(%r9,%rsi,1)
  add    $0x10,%rsi
  cmp    %r8,%rsi
  jne    L97
  mov    %r10d,%esi
  and    $0xfffffffc,%esi
  add    %esi,%edx
  lea    (%rcx,%rsi,1),%r8d
  cmp    %esi,%r10d
  je     L314
  movslq %edx,%r11
  lea    0x1(%r8),%r9d
  lea    0x1(%rdx),%esi
  movslq %r8d,%r8
  mov    (%rbx,%r11,4),%r11d
  mov    %r11d,(%rdi,%r8,4)
  cmp    %r12d,%esi
  jge    L314
  movslq %esi,%rsi
  movslq %r9d,%r8
  add    $0x2,%edx
  lea    0x0(,%rsi,4),%r11
  mov    (%rbx,%rsi,4),%esi
  lea    0x0(,%r8,4),%r9
  mov    %esi,(%rdi,%r8,4)
  cmp    %edx,%r12d
  jle    L314
  mov    0x4(%rbx,%r11,1),%edx
  mov    %edx,0x4(%rdi,%r9,1)
L314:
  add    %r10d,%ecx
L295:
  cmp    %eax,%ebp
  jle    L5
  movslq %ecx,%r10
  movslq %eax,%rsi
  mov    %ebp,%r9d
  shl    $0x2,%r10
  lea    0x1(%rsi),%rdx
  sub    %eax,%r9d
  lea    (%rdi,%r10,1),%r8
  lea    0x0(,%rdx,4),%r11
  lea    (%rbx,%r11,1),%r14
  mov    %r8,%r12
  sub    %r14,%r12
  cmp    $0x8,%r12
  jbe    L167
  lea    -0x1(%r9),%r12d
  cmp    $0x2,%r12d
  jbe    L167
  mov    %r9d,%esi
  lea    -0x4(%rbx,%r11,1),%r10
  xor    %edx,%edx
  shr    $0x2,%esi
  shl    $0x4,%rsi
  nopl   0x0(%rax)
L96:
  movdqu (%r10,%rdx,1),%xmm1
  movups %xmm1,(%r8,%rdx,1)
  add    $0x10,%rdx
  cmp    %rdx,%rsi
  jne    L96
  mov    %r9d,%edx
  and    $0xfffffffc,%edx
  add    %edx,%eax
  add    %edx,%ecx
  cmp    %edx,%r9d
  je     L5
  movslq %eax,%r8
  lea    0x1(%rcx),%esi
  lea    0x1(%rax),%edx
  movslq %ecx,%rcx
  mov    (%rbx,%r8,4),%r8d
  mov    %r8d,(%rdi,%rcx,4)
  cmp    %ebp,%edx
  jge    L5
  movslq %edx,%rdx
  movslq %esi,%rcx
  add    $0x2,%eax
  lea    0x0(,%rdx,4),%r8
  mov    (%rbx,%rdx,4),%edx
  lea    0x0(,%rcx,4),%rsi
  mov    %edx,(%rdi,%rcx,4)
  cmp    %eax,%ebp
  jle    L5
  mov    0x4(%rbx,%r8,1),%eax
  mov    %eax,0x4(%rdi,%rsi,1)
L5:
  cmp    %r13d,%ebp
  jle    L216
  movslq %r13d,%rax
  lea    0x4(%rdi),%r9
  mov    %ebp,%esi
  lea    0x0(,%rax,4),%rdx
  sub    %r13d,%esi
  lea    (%rbx,%rdx,1),%rcx
  mov    %rcx,%r8
  sub    %r9,%r8
  cmp    $0x8,%r8
  jbe    L350
  lea    -0x1(%rsi),%r8d
  cmp    $0x2,%r8d
  jbe    L350
  mov    %esi,%edx
  xor    %eax,%eax
  shr    $0x2,%edx
  shl    $0x4,%rdx
  nopl   0x0(%rax)
L103:
  movdqu (%rdi,%rax,1),%xmm2
  movups %xmm2,(%rcx,%rax,1)
  add    $0x10,%rax
  cmp    %rdx,%rax
  jne    L103
  mov    %esi,%edx
  and    $0xfffffffc,%edx
  lea    0x0(%r13,%rdx,1),%eax
  cmp    %edx,%esi
  je     L216
  movslq %edx,%rdx
  mov    (%rdi,%rdx,4),%ecx
  movslq %eax,%rdx
  mov    %ecx,(%rbx,%rdx,4)
  lea    0x1(%rax),%edx
  cmp    %ebp,%edx
  jge    L216
  movslq %edx,%rcx
  sub    %r13d,%edx
  add    $0x2,%eax
  movslq %edx,%rdx
  lea    0x0(,%rcx,4),%rsi
  mov    (%rdi,%rdx,4),%edx
  mov    %edx,(%rbx,%rcx,4)
  cmp    %ebp,%eax
  jge    L216
  sub    %r13d,%eax
  cltq
  mov    (%rdi,%rax,4),%eax
  mov    %eax,0x4(%rbx,%rsi,1)
L216:
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1060 <free@plt>
  nopl   0x0(%rax,%rax,1)
L84:
  mov    %r8,%rdx
  mov    0x8(%rsp),%rsi
  neg    %rdx
  lea    (%r11,%rdx,4),%r9
  add    %rdi,%r9
  jmp    L111
  nopl   0x0(%rax)
L354:
  add    $0x1,%rsi
L111:
  mov    (%rbx,%r8,4),%edx
  mov    %edx,(%r9,%r8,4)
  mov    %rsi,%r8
  cmp    %esi,%r12d
  jg     L354
  add    %r10d,%ecx
  jmp    L295
  nopl   0x0(%rax)
L167:
  mov    %rsi,%rax
  neg    %rax
  lea    (%r10,%rax,4),%rcx
  add    %rdi,%rcx
  jmp    L181
  nopw   0x0(%rax,%rax,1)
L224:
  add    $0x1,%rdx
L181:
  mov    (%rbx,%rsi,4),%eax
  mov    %eax,(%rcx,%rsi,4)
  mov    %rdx,%rsi
  cmp    %edx,%ebp
  jg     L224
  jmp    L5
  cs nopw 0x0(%rax,%rax,1)
L350:
  mov    %rdi,%rcx
  sub    %rdx,%rcx
  cs nopw 0x0(%rax,%rax,1)
L196:
  mov    (%rcx,%rax,4),%edx
  mov    %edx,(%rbx,%rax,4)
  add    $0x1,%rax
  cmp    %eax,%ebp
  jg     L196
  jmp    L216
```

assistant: ```c
void _merge(int *v, int left, int right, int mid) {
  int *new_vector = malloc((right - left) * sizeof(int));
  int i = left;
  int j = mid;
  int k = 0;
  while (i < mid && j < right) {
    new_vector[k++] = v[i] <= v[j] ? v[i++] : v[j++];
  }
  while (i < mid) {
    new_vector[k++] = v[i++];
  }
  while (j < right) {
    new_vector[k++] = v[j++];
  }
  for (i = left; i < right; i++) {
    v[i] = new_vector[i - left];
  }
  free(new_vector);
}
```