user: 这段汇编代码用C语言表示是什么样的：

```asm
<spiralOrder>:
  endbr64
  push   %r15
  push   %r14
  xor    %r14d,%r14d
  push   %r13
  push   %r12
  push   %rbp
  mov    %esi,%ebp
  push   %rbx
  mov    %edx,%ebx
  sub    $0x38,%rsp
  mov    %rdi,0x10(%rsp)
  mov    %esi,%edi
  imul   %edx,%edi
  shl    $0x2,%edi
  call   <malloc@plt>
  mov    %ebp,0xc(%rsp)
  lea    -0x1(%rbx),%r11d
  xor    %edi,%edi
  mov    %rax,%r9
  lea    -0x2(%rbx),%eax
  mov    $0xffffffff,%r8d
  mov    %eax,0x20(%rsp)
  mov    %r9,%rax
  neg    %rax
  add    %rax,%rax
  mov    %rax,0x28(%rsp)
  lea    0x4(%r9),%rax
  mov    %rax,0x18(%rsp)
  nopl   0x0(%rax)
L71:
  test   %ebx,%ebx
  jle    L95
  movslq %r14d,%rcx
  mov    0x18(%rsp),%rsi
  mov    %r11d,%edx
  mov    0x10(%rsp),%r15
  add    %rcx,%rdx
  lea    0x0(,%rcx,4),%r10
  lea    (%rsi,%rdx,4),%rcx
  movslq %r8d,%rdx
  lea    (%r9,%r10,1),%rax
  movslq %edi,%rsi
  shl    $0x2,%rdx
  sub    %r10,%rdx
  sub    %r9,%rdx
  add    (%r15,%rsi,8),%rdx
  nopl   0x0(%rax,%rax,1)
L27:
  mov    0x4(%rdx,%rax,1),%esi
  add    $0x4,%rax
  mov    %esi,-0x4(%rax)
  cmp    %rcx,%rax
  jne    L27
  add    %ebx,%r14d
  add    %ebx,%r8d
L95:
  lea    -0x1(%rbp),%eax
  test   %eax,%eax
  jle    L40
  mov    0xc(%rsp),%ecx
  movslq %r14d,%rax
  mov    0x18(%rsp),%r15
  mov    %edi,0x24(%rsp)
  mov    0x28(%rsp),%r13
  movslq %r8d,%r10
  lea    (%r9,%rax,4),%rdx
  sub    $0x2,%ecx
  lea    0x0(,%r10,4),%rsi
  mov    %rcx,%r12
  add    %rax,%rcx
  neg    %rax
  lea    (%r15,%rcx,4),%r15
  movslq %edi,%rcx
  lea    0x0(%r13,%rcx,8),%rcx
  lea    (%rcx,%rax,8),%r13
  add    0x10(%rsp),%r13
  cs nopw 0x0(%rax,%rax,1)
L81:
  mov    0x8(%r13,%rdx,2),%rcx
  add    $0x4,%rdx
  lea    (%rcx,%rsi,1),%rax
  mov    (%rax),%edi
  mov    %edi,-0x4(%rdx)
  cmp    %r15,%rdx
  jne    L81
  mov    0x24(%rsp),%edi
  lea    -0x1(%r14,%rbp,1),%r14d
  lea    -0x1(%rdi,%rbp,1),%r13d
  test   %r11d,%r11d
  jle    L40
  mov    0x20(%rsp),%r15d
  mov    $0xfffffffffffffffc,%rdx
  mov    %r13d,0x24(%rsp)
  shl    $0x2,%r15
  sub    %r15,%rdx
  add    %rdx,%rsi
  movslq %r14d,%rdx
  add    %r10,%rdx
  add    %rcx,%rsi
  lea    (%r9,%rdx,4),%rdx
  add    %rdx,%rcx
  nopl   0x0(%rax)
L20:
  mov    -0x4(%rax),%edi
  mov    %rcx,%rdx
  sub    %rax,%rdx
  sub    $0x4,%rax
  mov    %edi,(%rdx)
  cmp    %rsi,%rax
  jne    L20
  mov    $0x1,%eax
  lea    -0x1(%r14,%rbx,1),%ecx
  lea    -0x2(%rbp),%esi
  mov    0x24(%rsp),%edi
  lea    -0x4(,%r10,4),%rdx
  sub    %ebx,%eax
  mov    %ecx,%r14d
  sub    %r15,%rdx
  add    %eax,%r8d
  test   %esi,%esi
  je     L40
  jle    L53
  movslq %ecx,%r10
  mov    0x10(%rsp),%rdi
  mov    0x18(%rsp),%r14
  sub    $0x3,%ebp
  movslq %r13d,%rax
  add    %r10,%rbp
  lea    -0x8(%rdi,%rax,8),%rdi
  lea    (%r14,%rbp,4),%rbp
  lea    (%r9,%r10,4),%rax
  nopl   0x0(%rax)
L16:
  mov    (%rdi),%r10
  add    $0x4,%rax
  sub    $0x8,%rdi
  mov    (%r10,%rdx,1),%r10d
  mov    %r10d,-0x4(%rax)
  cmp    %rbp,%rax
  jne    L16
  mov    $0x2,%edi
  sub    0xc(%rsp),%edi
  lea    (%rcx,%r12,1),%r14d
  add    %r13d,%edi
L53:
  subl   $0x2,0x20(%rsp)
  sub    $0x2,%r11d
  sub    $0x2,%ebx
  je     L40
  mov    %r12d,0xc(%rsp)
  mov    %esi,%ebp
  jmp    L71
  nopw   0x0(%rax,%rax,1)
L40:
  add    $0x38,%rsp
  mov    %r9,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int *spiralOrder(int **matrix, int matrixRowSize, int matrixColSize) {
  int *ret = (int *)malloc(sizeof(int) * matrixRowSize * matrixColSize);
  int i;
  int count = 0;
  int m = 0;
  int n = -1;
  while (1) {
    for (i = 0; i < matrixColSize; i++) {
      ret[count++] = matrix[m][++n];
    }
    if (--matrixRowSize <= 0) {
      break;
    }
    for (i = 0; i < matrixRowSize; i++) {
      ret[count++] = matrix[++m][n];
    }
    if (--matrixColSize <= 0) {
      break;
    }
    for (i = 0; i < matrixColSize; i++) {
      ret[count++] = matrix[m][--n];
    }
    if (--matrixRowSize <= 0) {
      break;
    }
    for (i = 0; i < matrixRowSize; i++) {
      ret[count++] = matrix[--m][n];
    }
    if (--matrixColSize <= 0) {
      break;
    }
  }
  return ret;
}
```