user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<choldcmp>:
  endbr64
  push   %r15
  pxor   %xmm4,%xmm4
  mov    %esi,%r10d
  mov    %rdx,%r15
  push   %r14
  mov    %rdi,%r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    (%rdi),%rax
  movsd  (%rax),%xmm0
  ucomisd %xmm0,%xmm4
  ja     L57
  sqrtsd %xmm0,%xmm0
L134:
  movsd  %xmm0,(%r15)
  cmp    $0x1,%r10d
  jle    L41
  mov    0x8(%r14),%rax
  movsd  (%rax),%xmm1
  divsd  %xmm0,%xmm1
  movsd  %xmm1,(%rax)
  cmp    $0x2,%r10d
  je     L62
  lea    -0x3(%r10),%edx
  lea    0x10(%r14),%rax
  lea    0x18(%r14,%rdx,8),%rcx
  cs nopw 0x0(%rax,%rax,1)
L89:
  mov    (%rax),%rdx
  add    $0x8,%rax
  movsd  (%rdx),%xmm0
  divsd  (%r15),%xmm0
  movsd  %xmm0,(%rdx)
  cmp    %rcx,%rax
  jne    L89
L62:
  movslq %r10d,%r11
  mov    $0x1,%r12d
  mov    %r15,%r9
  nopl   (%rax)
L147:
  mov    (%r14,%r12,8),%rbx
  lea    0x0(,%r12,8),%r15
  mov    %r12d,%r13d
  mov    %r12d,%ebp
  movsd  (%rbx,%r12,8),%xmm0
  cmp    $0x1,%r12
  je     L79
  mov    %r12d,%edx
  mov    %rbx,%rax
  shr    %edx
  sub    $0x1,%edx
  shl    $0x4,%rdx
  lea    0x10(%rbx,%rdx,1),%rdx
  xchg   %ax,%ax
L1:
  movupd (%rax),%xmm1
  add    $0x10,%rax
  mulpd  %xmm1,%xmm1
  subsd  %xmm1,%xmm0
  unpckhpd %xmm1,%xmm1
  subsd  %xmm1,%xmm0
  cmp    %rax,%rdx
  jne    L1
  mov    %r13d,%eax
  and    $0xfffffffe,%eax
  test   $0x1,%r13b
  je     L93
L11:
  cltq
  movsd  (%rbx,%rax,8),%xmm1
  mulsd  %xmm1,%xmm1
  subsd  %xmm1,%xmm0
L93:
  comisd %xmm0,%xmm4
  jae    L90
  ucomisd %xmm0,%xmm4
  ja     L17
  movapd %xmm0,%xmm3
  sqrtsd %xmm3,%xmm3
L63:
  lea    -0x1(%r10),%esi
  movsd  %xmm3,(%r9,%r12,8)
  cmp    %ebp,%esi
  jle    L7
  mov    %r13d,%eax
  mov    %r13d,%r8d
  movslq %esi,%rsi
  shr    %eax
  and    $0xfffffffe,%r8d
  lea    -0x1(%rax),%ecx
  add    $0x1,%rcx
  shl    $0x4,%rcx
L126:
  mov    (%r14,%rsi,8),%rdx
  xor    %eax,%eax
  lea    (%rdx,%r15,1),%rdi
  movsd  (%rdi),%xmm1
  cmp    $0x1,%ebp
  je     L77
  nopl   0x0(%rax,%rax,1)
L67:
  movupd (%rbx,%rax,1),%xmm0
  movupd (%rdx,%rax,1),%xmm5
  add    $0x10,%rax
  mulpd  %xmm5,%xmm0
  subsd  %xmm0,%xmm1
  unpckhpd %xmm0,%xmm0
  subsd  %xmm0,%xmm1
  cmp    %rcx,%rax
  jne    L67
  cmp    %r8d,%r13d
  je     L35
  movslq %r8d,%rax
L77:
  movsd  (%rbx,%rax,8),%xmm0
  mulsd  (%rdx,%rax,8),%xmm0
  subsd  %xmm0,%xmm1
L35:
  divsd  %xmm3,%xmm1
  sub    $0x1,%rsi
  movsd  %xmm1,(%rdi)
  cmp    %esi,%ebp
  jge    L7
  movsd  (%r9,%r12,8),%xmm3
  jmp    L126
  nopl   0x0(%rax)
L7:
  add    $0x1,%r12
  cmp    %r12,%r11
  jne    L147
L41:
  add    $0x28,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L79:
  xor    %eax,%eax
  jmp    L11
L90:
  add    $0x28,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L57:
  mov    %esi,0x8(%rsp)
  call   <sqrt@plt>
  mov    0x8(%rsp),%r10d
  pxor   %xmm4,%xmm4
  jmp    L134
L17:
  mov    %r9,0x18(%rsp)
  mov    %r10d,0x14(%rsp)
  mov    %r11,0x8(%rsp)
  call   <sqrt@plt>
  mov    0x18(%rsp),%r9
  mov    0x14(%rsp),%r10d
  pxor   %xmm4,%xmm4
  mov    0x8(%rsp),%r11
  movapd %xmm0,%xmm3
  jmp    L63
```

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