user: 请从给定的汇编指令推导出C源代码:

```asm
<matrixMultiply>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x70,%rsp
  mov    %rdi,-0x68(%rbp)
  mov    %rsi,-0x70(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x68(%rbp),%rcx
  lea    -0x50(%rbp),%rax
  mov    $0x40,%edx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
  movl   $0x0,-0x54(%rbp)
  jmp    L19
L24:
  mov    -0x54(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm1
  movss  -0x50(%rbp),%xmm0
  mulss  %xmm0,%xmm1
  mov    -0x54(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm2
  movss  -0x40(%rbp),%xmm0
  mulss  %xmm2,%xmm0
  addss  %xmm0,%xmm1
  mov    -0x54(%rbp),%eax
  cltq
  add    $0x2,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm2
  movss  -0x30(%rbp),%xmm0
  mulss  %xmm2,%xmm0
  addss  %xmm0,%xmm1
  mov    -0x54(%rbp),%eax
  cltq
  add    $0x3,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm2
  movss  -0x20(%rbp),%xmm0
  mulss  %xmm2,%xmm0
  mov    -0x68(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x68(%rbp)
  addss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  mov    -0x54(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm1
  movss  -0x4c(%rbp),%xmm0
  mulss  %xmm0,%xmm1
  mov    -0x54(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm2
  movss  -0x3c(%rbp),%xmm0
  mulss  %xmm2,%xmm0
  addss  %xmm0,%xmm1
  mov    -0x54(%rbp),%eax
  cltq
  add    $0x2,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm2
  movss  -0x2c(%rbp),%xmm0
  mulss  %xmm2,%xmm0
  addss  %xmm0,%xmm1
  mov    -0x54(%rbp),%eax
  cltq
  add    $0x3,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm2
  movss  -0x1c(%rbp),%xmm0
  mulss  %xmm2,%xmm0
  mov    -0x68(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x68(%rbp)
  addss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  mov    -0x54(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm1
  movss  -0x48(%rbp),%xmm0
  mulss  %xmm0,%xmm1
  mov    -0x54(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm2
  movss  -0x38(%rbp),%xmm0
  mulss  %xmm2,%xmm0
  addss  %xmm0,%xmm1
  mov    -0x54(%rbp),%eax
  cltq
  add    $0x2,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm2
  movss  -0x28(%rbp),%xmm0
  mulss  %xmm2,%xmm0
  addss  %xmm0,%xmm1
  mov    -0x54(%rbp),%eax
  cltq
  add    $0x3,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm2
  movss  -0x18(%rbp),%xmm0
  mulss  %xmm2,%xmm0
  mov    -0x68(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x68(%rbp)
  addss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  mov    -0x54(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm1
  movss  -0x44(%rbp),%xmm0
  mulss  %xmm0,%xmm1
  mov    -0x54(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm2
  movss  -0x34(%rbp),%xmm0
  mulss  %xmm2,%xmm0
  addss  %xmm0,%xmm1
  mov    -0x54(%rbp),%eax
  cltq
  add    $0x2,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm2
  movss  -0x24(%rbp),%xmm0
  mulss  %xmm2,%xmm0
  addss  %xmm0,%xmm1
  mov    -0x54(%rbp),%eax
  cltq
  add    $0x3,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x70(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm2
  movss  -0x14(%rbp),%xmm0
  mulss  %xmm2,%xmm0
  mov    -0x68(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x68(%rbp)
  addss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  addl   $0x4,-0x54(%rbp)
L19:
  cmpl   $0xf,-0x54(%rbp)
  jle    L24
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L13
  call   <__stack_chk_fail@plt>
L13:
  leave
  ret
```

assistant: ```c
void matrixMultiply(float *dest, float src[]) {
  float temp[16];
  int i;
  memcpy(temp, dest, sizeof(float) * 16);
  for (i = 0; i < 16; i += 4) {
    *dest++ = src[i + 0] * temp[(0 << 2) + 0] + src[i + 1] * temp[(1 << 2) + 0] + src[i + 2] * temp[(2 << 2) + 0] + src[i + 3] * temp[(3 << 2) + 0];
    *dest++ = src[i + 0] * temp[(0 << 2) + 1] + src[i + 1] * temp[(1 << 2) + 1] + src[i + 2] * temp[(2 << 2) + 1] + src[i + 3] * temp[(3 << 2) + 1];
    *dest++ = src[i + 0] * temp[(0 << 2) + 2] + src[i + 1] * temp[(1 << 2) + 2] + src[i + 2] * temp[(2 << 2) + 2] + src[i + 3] * temp[(3 << 2) + 2];
    *dest++ = src[i + 0] * temp[(0 << 2) + 3] + src[i + 1] * temp[(1 << 2) + 3] + src[i + 2] * temp[(2 << 2) + 3] + src[i + 3] * temp[(3 << 2) + 3];
  }
}
```