user: Converte this assembly snippet into its equivalent C code:

```asm
<merge>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  mov    %esi,%r15d
  push   %r14
  mov    %rdi,%r14
  lea    D6(%rip),%rdi
  push   %r13
  push   %r12
  push   %rbx
  mov    %ecx,%ebx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  mov    %edx,-0x44(%rbp)
  call   <printf@plt>
  mov    -0x44(%rbp),%r9d
  mov    %ebx,%eax
  mov    %rsp,%rsi
  mov    %r9d,%ecx
  sub    %r9d,%eax
  sub    %r15d,%ecx
  mov    %eax,-0x44(%rbp)
  lea    0x2(%rcx),%eax
  cltq
  lea    0xf(,%rax,4),%rax
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rdx
  cmp    %rsi,%rsp
  je     L30
L72:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L72
L30:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L113
L98:
  mov    -0x44(%rbp),%eax
  mov    %rsp,%rsi
  mov    %rsp,%r12
  add    $0x1,%eax
  cltq
  lea    0xf(,%rax,4),%rax
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rdx
  cmp    %rsi,%rsp
  je     L125
L94:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L94
L125:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L5
L96:
  mov    %ecx,-0x4c(%rbp)
  mov    %rsp,%r13
  cmp    %r9d,%r15d
  jg     L136
  mov    %r9d,%eax
  mov    %r12,%rdi
  mov    %r9d,-0x48(%rbp)
  sub    %r15d,%eax
  lea    0x4(,%rax,4),%rdx
  movslq %r15d,%rax
  lea    (%r14,%rax,4),%rsi
  call   <memcpy@plt>
  mov    -0x4c(%rbp),%ecx
  mov    -0x48(%rbp),%r9d
  add    $0x1,%ecx
L41:
  movslq %ecx,%rcx
  lea    0x1(%r9),%eax
  movl   $0x100000,(%r12,%rcx,4)
  cmp    %eax,%ebx
  jl     L35
  lea    -0x1(%rbx),%edx
  cltq
  mov    %r13,%rdi
  sub    %r9d,%edx
  lea    (%r14,%rax,4),%rsi
  lea    0x4(,%rdx,4),%rdx
  call   <memcpy@plt>
L123:
  movslq -0x44(%rbp),%rax
  movl   $0x100000,0x0(%r13,%rax,4)
  cmp    %ebx,%r15d
  jg     L122
  movslq %r15d,%rdx
  sub    %r15d,%ebx
  xor    %r9d,%r9d
  xor    %r8d,%r8d
  add    %rdx,%rbx
  lea    (%r14,%rdx,4),%rax
  xor    %edi,%edi
  xor    %esi,%esi
  lea    0x4(%r14,%rbx,4),%r10
  cs nopw 0x0(%rax,%rax,1)
L77:
  mov    (%r12,%rdi,4),%edx
  mov    0x0(%r13,%rsi,4),%ecx
  cmp    %ecx,%edx
  jl     L11
L62:
  mov    %ecx,(%rax)
  add    $0x4,%rax
  add    $0x1,%r9d
  cmp    %rax,%r10
  je     L122
  movslq %r9d,%rsi
  mov    (%r12,%rdi,4),%edx
  mov    0x0(%r13,%rsi,4),%ecx
  cmp    %ecx,%edx
  jge    L62
L11:
  mov    %edx,(%rax)
  add    $0x4,%rax
  add    $0x1,%r8d
  cmp    %rax,%r10
  je     L122
  movslq %r8d,%rdi
  jmp    L77
L113:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L98
  nopl   0x0(%rax,%rax,1)
L122:
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L39
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
  xchg   %ax,%ax
L35:
  movl   $0x0,-0x44(%rbp)
  jmp    L123
L136:
  xor    %ecx,%ecx
  jmp    L41
L5:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L96
L39:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_label: D6
data_type: string

tool: D6: %d:%d:%d


assistant: ```c
void merge(int a[], int low, int mid, int high) {
  printf("%d:%d:%d\n", low, mid, high);
  int left_count = mid - low + 1 + 1;
  int right_count = high - mid + 1;
  int left[left_count];
  int right[right_count];
  int left_i = 0;
  int i = low;
  for (; i <= mid; i++) {
    left[left_i++] = a[i];
  }
  left[left_i] = 1048576;
  int right_i = 0;
  int j = mid + 1;
  for (; j <= high; j++) {
    right[right_i++] = a[j];
  }
  right[right_i] = 1048576;
  int loop_i = 0;
  int loop_j = 0;
  int k = low;
  for (; k <= high; k++) {
    if (left[loop_i] >= right[loop_j]) {
      a[k] = right[loop_j];
      loop_j++;
    } else {
      a[k] = left[loop_i];
      loop_i++;
    }
  }
}
```