user: 这段汇编代码用C语言表示是什么样的？

```asm
<choldc_e>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x68,%rsp
  mov    %esi,0x4(%rsp)
  test   %esi,%esi
  jle    L81
  mov    $0x1,%r10d
  xor    %r11d,%r11d
  pxor   %xmm3,%xmm3
  mov    %rdi,%r14
  mov    $0xfffffffffffffff4,%r9
  mov    %r11d,%r13d
  mov    %r10,%r12
  mov    %rdx,%r8
L39:
  lea    0x0(,%r12,4),%rax
  lea    -0x2(%r12),%edi
  mov    (%r14,%r12,8),%r15
  mov    %r12,%rbx
  mov    %rax,0x8(%rsp)
  mov    %r13d,%eax
  shr    $0x2,%eax
  lea    -0x1(%rax),%ebp
  mov    %r13d,%eax
  and    $0xfffffffc,%eax
  not    %rbp
  mov    %eax,0x18(%rsp)
  mov    %r13d,%eax
  shl    $0x4,%rbp
  and    $0x3,%eax
  cmp    $0x2,%edi
  cmovbe %r13d,%eax
  movslq %eax,%r10
  shl    $0x2,%r10
  lea    (%r15,%r10,1),%rsi
  mov    %rsi,0x10(%rsp)
  lea    -0x1(%rax),%esi
  sub    $0x2,%eax
  movslq %esi,%r11
  mov    %eax,0x50(%rsp)
  cltq
  shl    $0x2,%rax
  shl    $0x2,%r11
  mov    %esi,0x1c(%rsp)
  mov    %rax,0x30(%rsp)
  lea    (%r15,%r11,1),%rsi
  add    %r15,%rax
  mov    %rsi,0x20(%rsp)
  mov    %rax,0x28(%rsp)
  nop
L40:
  movss  (%r15,%rbx,4),%xmm1
  test   %r13d,%r13d
  je     L101
  mov    (%r14,%rbx,8),%rsi
  cmp    $0x2,%edi
  jbe    L12
  lea    (%r15,%r9,1),%rcx
  lea    (%rsi,%r9,1),%rdx
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L90:
  movups (%rdx,%rax,1),%xmm0
  movups (%rcx,%rax,1),%xmm2
  sub    $0x10,%rax
  shufps $0x1b,%xmm2,%xmm2
  shufps $0x1b,%xmm0,%xmm0
  mulps  %xmm2,%xmm0
  subss  %xmm0,%xmm1
  movaps %xmm0,%xmm2
  shufps $0x55,%xmm0,%xmm2
  subss  %xmm2,%xmm1
  movaps %xmm0,%xmm2
  unpckhps %xmm0,%xmm2
  shufps $0xff,%xmm0,%xmm0
  subss  %xmm2,%xmm1
  subss  %xmm0,%xmm1
  cmp    %rbp,%rax
  jne    L90
  cmp    %r13d,0x18(%rsp)
  je     L101
L12:
  mov    0x10(%rsp),%rax
  movss  (%rsi,%r10,1),%xmm0
  mov    0x1c(%rsp),%edx
  mulss  (%rax),%xmm0
  subss  %xmm0,%xmm1
  test   %edx,%edx
  je     L101
  mov    0x20(%rsp),%rax
  movss  (%rsi,%r11,1),%xmm0
  mulss  (%rax),%xmm0
  mov    0x50(%rsp),%eax
  subss  %xmm0,%xmm1
  test   %eax,%eax
  je     L101
  mov    0x30(%rsp),%rax
  movss  (%rsi,%rax,1),%xmm0
  mov    0x28(%rsp),%rax
  mulss  (%rax),%xmm0
  subss  %xmm0,%xmm1
L101:
  cmp    %r12d,%ebx
  je     L84
  mov    (%r14,%rbx,8),%rax
  mov    0x8(%rsp),%rsi
  divss  (%r8,%r12,4),%xmm1
  movss  %xmm1,(%rax,%rsi,1)
L6:
  add    $0x1,%rbx
  cmp    %ebx,0x4(%rsp)
  jge    L40
  add    $0x1,%r13d
  add    $0x1,%r12
  add    $0x4,%r9
  cmp    %r12d,0x4(%rsp)
  jge    L39
L81:
  add    $0x68,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L84:
  comiss %xmm1,%xmm3
  jae    L129
  ucomiss %xmm1,%xmm3
  ja     L2
  sqrtss %xmm1,%xmm1
L30:
  movss  %xmm1,(%r8,%r12,4)
  jmp    L6
L129:
  add    $0x68,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L2:
  movaps %xmm1,%xmm0
  mov    %r8,0x58(%rsp)
  mov    %edi,0x54(%rsp)
  mov    %r9,0x48(%rsp)
  mov    %r11,0x40(%rsp)
  mov    %r10,0x38(%rsp)
  call   <sqrtf@plt>
  mov    0x58(%rsp),%r8
  mov    0x54(%rsp),%edi
  pxor   %xmm3,%xmm3
  mov    0x48(%rsp),%r9
  mov    0x40(%rsp),%r11
  movaps %xmm0,%xmm1
  mov    0x38(%rsp),%r10
  jmp    L30
```

assistant: ```c
int choldc_e(a, n, p)
float **a, *p;
int n;
{
  int i, j, k;
  float sum;
  for (i = 1; i <= n; i++) {
    for (j = i; j <= n; j++) {
      for (sum = a[i][j], k = i - 1; k >= 1; k--)
        sum -= a[i][k] * a[j][k];
      if (i == j) {
        if (sum <= 0.0)
          return (1);
        p[i] = sqrt(sum);
      } else
        a[j][i] = sum / p[i];
    }
  }
  return (0);
}
```