user: Demonstrate the C code that generates the assembly output below:

```asm
<copy44f44d>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  cvtss2sd %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void copy44f44d(float *src, double *dst) {
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
  *(dst++) = (double)*(src++);
}
```