user: 请将以下的汇编代码转换成C语言代码:

```asm
<Merge>:
  endbr64
  push   %r15
  mov    %ecx,%r15d
  push   %r14
  sub    %esi,%r15d
  mov    %esi,%r14d
  push   %r13
  lea    0x1(%r15),%eax
  mov    %edx,%r13d
  push   %r12
  mov    %ecx,%r12d
  push   %rbp
  movslq %r8d,%rbp
  push   %rbx
  mov    %rdi,%rbx
  lea    0x0(,%rax,8),%edi
  sub    $0x18,%rsp
  mov    %eax,0x4(%rsp)
  call   <malloc@plt>
  mov    %rax,%rdi
  lea    0x1(%r13),%eax
  cmp    %r13d,%r14d
  jg     L277
  cmp    %eax,%r12d
  jl     L277
  shl    $0x3,%rbp
  mov    %r14d,%edx
  mov    $0x1,%esi
  movslq %r14d,%r10
  nopl   0x0(%rax,%rax,1)
L133:
  movslq %eax,%r8
L313:
  mov    (%rbx,%r10,8),%r9
  mov    (%rbx,%r8,8),%rcx
  movsd  (%rcx,%rbp,1),%xmm0
  comisd (%r9,%rbp,1),%xmm0
  jb     L101
  mov    %r9,-0x8(%rdi,%rsi,8)
  mov    %esi,%ecx
  add    $0x1,%edx
  add    $0x1,%rsi
  cmp    %eax,%r12d
  jl     L167
  cmp    %edx,%r13d
  jl     L139
  movslq %edx,%r10
  jmp    L313
  nopl   0x0(%rax)
L101:
  mov    %rcx,-0x8(%rdi,%rsi,8)
  add    $0x1,%eax
  mov    %esi,%ecx
  add    $0x1,%rsi
  cmp    %edx,%r13d
  jl     L139
  cmp    %eax,%r12d
  jge    L133
L167:
  cmp    %edx,%r13d
  jl     L139
  movslq %edx,%r8
  movslq %ecx,%r11
  mov    %r13d,%r9d
  lea    0x1(%r8),%rsi
  shl    $0x3,%r11
  sub    %edx,%r9d
  lea    0x0(,%rsi,8),%rbp
  mov    %rsi,0x8(%rsp)
  lea    (%rdi,%r11,1),%r10
  lea    (%rbx,%rbp,1),%rsi
  cmp    %rsi,%r10
  je     L166
  cmp    $0x2,%r9d
  jbe    L166
  lea    0x1(%r9),%r8d
  lea    -0x8(%rbx,%rbp,1),%rbp
  xor    %esi,%esi
  mov    %r8d,%r11d
  shr    %r11d
  shl    $0x4,%r11
  xchg   %ax,%ax
L125:
  movdqu 0x0(%rbp,%rsi,1),%xmm1
  movups %xmm1,(%r10,%rsi,1)
  add    $0x10,%rsi
  cmp    %rsi,%r11
  jne    L125
  mov    %r8d,%r10d
  and    $0xfffffffe,%r10d
  add    %r10d,%edx
  lea    (%rcx,%r10,1),%esi
  cmp    %r10d,%r8d
  je     L67
  movslq %edx,%rdx
  mov    (%rbx,%rdx,8),%r8
  movslq %esi,%rdx
  mov    %r8,(%rdi,%rdx,8)
L67:
  lea    0x1(%rcx,%r9,1),%ecx
L139:
  cmp    %eax,%r12d
  jl     L95
  movslq %eax,%rsi
  movslq %ecx,%r11
  mov    %r12d,%r10d
  lea    0x1(%rsi),%rdx
  shl    $0x3,%r11
  sub    %eax,%r10d
  lea    0x0(,%rdx,8),%rbp
  lea    (%rdi,%r11,1),%r8
  lea    (%rbx,%rbp,1),%r13
  cmp    %r13,%r8
  je     L24
  cmp    $0x2,%r10d
  jbe    L24
  add    $0x1,%r10d
  lea    -0x8(%rbx,%rbp,1),%r11
  xor    %edx,%edx
  mov    %r10d,%esi
  shr    %esi
  shl    $0x4,%rsi
  xchg   %ax,%ax
L8:
  movdqu (%r11,%rdx,1),%xmm2
  movups %xmm2,(%r8,%rdx,1)
  add    $0x10,%rdx
  cmp    %rsi,%rdx
  jne    L8
  mov    %r10d,%edx
  and    $0xfffffffe,%edx
  add    %edx,%eax
  add    %edx,%ecx
  cmp    %edx,%r10d
  je     L95
  cltq
  movslq %ecx,%rcx
  mov    (%rbx,%rax,8),%rax
  mov    %rax,(%rdi,%rcx,8)
L95:
  test   %r15d,%r15d
  js     L65
  movslq %r14d,%rax
  lea    (%rbx,%rax,8),%rcx
  lea    0x8(%rdi),%rax
  cmp    %rax,%rcx
  je     L59
  cmp    $0x2,%r15d
  jbe    L59
  mov    0x4(%rsp),%edx
  xor    %eax,%eax
  shr    %edx
  shl    $0x4,%rdx
  nop
L202:
  movdqu (%rdi,%rax,1),%xmm3
  movups %xmm3,(%rcx,%rax,1)
  add    $0x10,%rax
  cmp    %rdx,%rax
  jne    L202
  mov    0x4(%rsp),%ecx
  mov    %ecx,%eax
  and    $0xfffffffe,%eax
  and    $0x1,%ecx
  je     L65
  movslq %eax,%rdx
  add    %r14d,%eax
  mov    (%rdi,%rdx,8),%rdx
  cltq
  mov    %rdx,(%rbx,%rax,8)
L65:
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1060 <free@plt>
  nopl   0x0(%rax,%rax,1)
L166:
  mov    %r8,%rdx
  mov    0x8(%rsp),%rsi
  neg    %rdx
  lea    (%r11,%rdx,8),%r10
  add    %rdi,%r10
  jmp    L164
  nopl   0x0(%rax)
L88:
  add    $0x1,%rsi
L164:
  mov    (%rbx,%r8,8),%rdx
  mov    %rdx,(%r10,%r8,8)
  mov    %rsi,%r8
  cmp    %esi,%r13d
  jge    L88
  jmp    L67
  nopl   0x0(%rax)
L24:
  mov    %rsi,%rax
  neg    %rax
  lea    (%r11,%rax,8),%rcx
  add    %rdi,%rcx
  jmp    L214
  nop
L211:
  add    $0x1,%rdx
L214:
  mov    (%rbx,%rsi,8),%rax
  mov    %rax,(%rcx,%rsi,8)
  mov    %rdx,%rsi
  cmp    %edx,%r12d
  jge    L211
  jmp    L95
  nopl   0x0(%rax)
L59:
  movslq %r15d,%r15
  xor    %eax,%eax
  lea    0x8(,%r15,8),%rsi
  nopl   (%rax)
L285:
  mov    (%rdi,%rax,1),%rdx
  mov    %rdx,(%rcx,%rax,1)
  add    $0x8,%rax
  cmp    %rsi,%rax
  jne    L285
  jmp    L65
  cs nopw 0x0(%rax,%rax,1)
L277:
  mov    %r14d,%edx
  xor    %ecx,%ecx
  jmp    L167
```

assistant: ```c
void Merge(double **data, int first, int mid, int last, int col) {
  double **holder = malloc((last - first + 1) * sizeof(double *));
  int i = first;
  int j = mid + 1;
  int k = 0;
  while (i < mid + 1 && j < last + 1) {
    if (data[i][col] <= data[j][col]) {
      holder[k] = data[i];
      ++i;
    } else {
      holder[k] = data[j];
      ++j;
    }
    ++k;
  }
  while (i < mid + 1) {
    holder[k] = data[i];
    ++i;
    ++k;
  }
  while (j < last + 1) {
    holder[k] = data[j];
    ++j;
    ++k;
  }
  for (k = 0; k < last - first + 1; ++k)
    data[first + k] = holder[k];
  free(holder);
  return;
}
```