user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<matrix_multiply4x4>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  movl   $0x0,-0x14(%rbp)
  jmp    L7
L11:
  mov    -0x14(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  movss  %xmm0,-0x10(%rbp)
  mov    -0x14(%rbp),%eax
  add    $0x4,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  movss  %xmm0,-0xc(%rbp)
  mov    -0x14(%rbp),%eax
  add    $0x8,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  movss  %xmm0,-0x8(%rbp)
  mov    -0x14(%rbp),%eax
  add    $0xc,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  movss  %xmm0,-0x4(%rbp)
  mov    -0x38(%rbp),%rax
  movss  (%rax),%xmm0
  movaps %xmm0,%xmm1
  mulss  -0x10(%rbp),%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x4,%rax
  movss  (%rax),%xmm0
  mulss  -0xc(%rbp),%xmm0
  addss  %xmm0,%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x8,%rax
  movss  (%rax),%xmm0
  mulss  -0x8(%rbp),%xmm0
  addss  %xmm0,%xmm1
  mov    -0x38(%rbp),%rax
  add    $0xc,%rax
  movss  (%rax),%xmm0
  mulss  -0x4(%rbp),%xmm0
  mov    -0x14(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  addss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  mov    -0x38(%rbp),%rax
  add    $0x10,%rax
  movss  (%rax),%xmm0
  movaps %xmm0,%xmm1
  mulss  -0x10(%rbp),%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x14,%rax
  movss  (%rax),%xmm0
  mulss  -0xc(%rbp),%xmm0
  addss  %xmm0,%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x18,%rax
  movss  (%rax),%xmm0
  mulss  -0x8(%rbp),%xmm0
  addss  %xmm0,%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x1c,%rax
  movss  (%rax),%xmm0
  mulss  -0x4(%rbp),%xmm0
  mov    -0x14(%rbp),%eax
  add    $0x4,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  addss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  mov    -0x38(%rbp),%rax
  add    $0x20,%rax
  movss  (%rax),%xmm0
  movaps %xmm0,%xmm1
  mulss  -0x10(%rbp),%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x24,%rax
  movss  (%rax),%xmm0
  mulss  -0xc(%rbp),%xmm0
  addss  %xmm0,%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x28,%rax
  movss  (%rax),%xmm0
  mulss  -0x8(%rbp),%xmm0
  addss  %xmm0,%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x2c,%rax
  movss  (%rax),%xmm0
  mulss  -0x4(%rbp),%xmm0
  mov    -0x14(%rbp),%eax
  add    $0x8,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  addss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  mov    -0x38(%rbp),%rax
  add    $0x30,%rax
  movss  (%rax),%xmm0
  movaps %xmm0,%xmm1
  mulss  -0x10(%rbp),%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x34,%rax
  movss  (%rax),%xmm0
  mulss  -0xc(%rbp),%xmm0
  addss  %xmm0,%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x38,%rax
  movss  (%rax),%xmm0
  mulss  -0x8(%rbp),%xmm0
  addss  %xmm0,%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x3c,%rax
  movss  (%rax),%xmm0
  mulss  -0x4(%rbp),%xmm0
  mov    -0x14(%rbp),%eax
  add    $0xc,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  addss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  addl   $0x1,-0x14(%rbp)
L7:
  cmpl   $0x3,-0x14(%rbp)
  jle    L11
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void matrix_multiply4x4(float *result, const float *a, const float *b) {
  int i;
  for (i = 0; i < 4; i++) {
    const float ai0 = a[(0 << 2) + i], ai1 = a[(1 << 2) + i], ai2 = a[(2 << 2) + i], ai3 = a[(3 << 2) + i];
    result[(0 << 2) + i] = ai0 * b[(0 << 2) + 0] + ai1 * b[(0 << 2) + 1] + ai2 * b[(0 << 2) + 2] + ai3 * b[(0 << 2) + 3];
    result[(1 << 2) + i] = ai0 * b[(1 << 2) + 0] + ai1 * b[(1 << 2) + 1] + ai2 * b[(1 << 2) + 2] + ai3 * b[(1 << 2) + 3];
    result[(2 << 2) + i] = ai0 * b[(2 << 2) + 0] + ai1 * b[(2 << 2) + 1] + ai2 * b[(2 << 2) + 2] + ai3 * b[(2 << 2) + 3];
    result[(3 << 2) + i] = ai0 * b[(3 << 2) + 0] + ai1 * b[(3 << 2) + 1] + ai2 * b[(3 << 2) + 2] + ai3 * b[(3 << 2) + 3];
  }
}
```