user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<qroot>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x58,%rsp
  mov    %rdi,0x20(%rsp)
  mov    %esi,%r15d
  mov    %rdx,%r13
  mov    %rcx,%rbp
  movss  %xmm0,0x2c(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x48(%rsp)
  xor    %eax,%eax
  mov    $0x0,%edi
  call   <vector@plt>
  mov    %rax,0x10(%rsp)
  mov    %r15d,%esi
  mov    $0x0,%edi
  call   <vector@plt>
  mov    %rax,0x18(%rsp)
  mov    %r15d,%esi
  mov    $0x0,%edi
  call   <vector@plt>
  mov    %rax,%rbx
  movl   $0x3f800000,0x44(%rsp)
  mov    $0x14,%r12d
  jmp    L83
L80:
  movss  0x28(%rsp),%xmm0
  call   <fabs@plt>
  movq   %xmm0,%r14
  movss  0x0(%rbp),%xmm0
  call   <fabs@plt>
  mulsd  0x8(%rsp),%xmm0
  movq   %r14,%xmm2
  comisd %xmm2,%xmm0
  jae    L72
  movss  0x0(%rbp),%xmm0
  call   <fabs@plt>
  movsd  D32(%rip),%xmm6
  comisd %xmm0,%xmm6
  ja     L72
L73:
  sub    $0x1,%r12d
  je     L81
L83:
  movss  0x0(%r13),%xmm0
  movss  %xmm0,0x40(%rsp)
  movss  0x0(%rbp),%xmm0
  movss  %xmm0,0x3c(%rsp)
  lea    0x3c(%rsp),%r14
  mov    %rbx,%r9
  mov    0x10(%rsp),%r8
  mov    $0x2,%ecx
  mov    %r14,%rdx
  mov    %r15d,%esi
  mov    0x20(%rsp),%rdi
  call   <poldiv@plt>
  movss  (%rbx),%xmm7
  movss  %xmm7,0x8(%rsp)
  movss  0x4(%rbx),%xmm4
  movss  %xmm4,0x28(%rsp)
  lea    -0x1(%r15),%esi
  mov    %rbx,%r9
  mov    0x18(%rsp),%r8
  mov    $0x2,%ecx
  mov    %r14,%rdx
  mov    0x10(%rsp),%rdi
  call   <poldiv@plt>
  movss  0x4(%rbx),%xmm0
  movaps %xmm0,%xmm3
  xorps  D40(%rip),%xmm3
  movaps %xmm0,%xmm6
  mulss  0x0(%rbp),%xmm6
  movss  0x0(%r13),%xmm2
  movss  (%rbx),%xmm4
  movaps %xmm4,%xmm1
  xorps  D40(%rip),%xmm1
  mulss  %xmm2,%xmm0
  subss  %xmm4,%xmm0
  movaps %xmm3,%xmm5
  mulss  %xmm6,%xmm5
  movaps %xmm5,%xmm4
  movaps %xmm0,%xmm5
  mulss  %xmm1,%xmm5
  subss  %xmm5,%xmm4
  movss  D42(%rip),%xmm5
  divss  %xmm4,%xmm5
  movss  0x28(%rsp),%xmm4
  mulss  %xmm4,%xmm1
  movss  0x8(%rsp),%xmm7
  mulss  %xmm7,%xmm3
  subss  %xmm3,%xmm1
  mulss  %xmm5,%xmm1
  movaps %xmm4,%xmm3
  mulss  %xmm6,%xmm3
  mulss  %xmm7,%xmm0
  subss  %xmm3,%xmm0
  movaps %xmm0,%xmm7
  mulss  %xmm5,%xmm7
  movss  %xmm7,0x28(%rsp)
  addss  %xmm1,%xmm2
  movss  %xmm2,0x0(%r13)
  addss  0x0(%rbp),%xmm7
  movss  %xmm7,0x0(%rbp)
  movaps %xmm1,%xmm0
  call   <fabs@plt>
  movq   %xmm0,%r14
  pxor   %xmm2,%xmm2
  cvtss2sd 0x2c(%rsp),%xmm2
  movsd  %xmm2,0x8(%rsp)
  movss  0x0(%r13),%xmm0
  call   <fabs@plt>
  mulsd  0x8(%rsp),%xmm0
  movq   %r14,%xmm6
  comisd %xmm6,%xmm0
  jae    L80
  movss  0x0(%r13),%xmm0
  call   <fabs@plt>
  movsd  D32(%rip),%xmm2
  comisd %xmm0,%xmm2
  jbe    L73
  jmp    L80
L72:
  mov    %r15d,%edx
  mov    $0x0,%esi
  mov    %rbx,%rdi
  call   <free_vector@plt>
  mov    %r15d,%edx
  mov    $0x0,%esi
  mov    0x18(%rsp),%rdi
  call   <free_vector@plt>
  mov    %r15d,%edx
  mov    $0x0,%esi
  mov    0x10(%rsp),%rdi
  call   <free_vector@plt>
L35:
  mov    0x48(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L31
  add    $0x58,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L81:
  lea    D25(%rip),%rdi
  call   <nrerror@plt>
  jmp    L35
L31:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: label: D32
type_guessed: byte[8]
name: retrieve_data
arguments: label: D40
type_guessed: byte[16]
name: retrieve_data
arguments: label: D42
type_guessed: f32
name: retrieve_data
arguments: label: D25
type_guessed: string

tool: {"D32": [0x8d,0xed,0xb5,0xa0,0xf7,0xc6,0xb0,0x3e]}

tool: {"D40": [0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

tool: D42: 1

tool: D25: Too many iterations in routine qroot

assistant: ```c
void qroot(float p[], int n, float *b, float *c, float eps) {
  void poldiv(float u[], int n, float v[], int nv, float q[], float r[]);
  int iter;
  float sc, sb, s, rc, rb, r, dv, delc, delb;
  float *q, *qq, *rem;
  float d[3];
  q = vector(0, n);
  qq = vector(0, n);
  rem = vector(0, n);
  d[2] = 1.0;
  for (iter = 1; iter <= 20; iter++) {
    d[1] = (*b);
    d[0] = (*c);
    poldiv(p, n, d, 2, q, rem);
    s = rem[0];
    r = rem[1];
    poldiv(q, (n - 1), d, 2, qq, rem);
    sb = -(*c) * (rc = -rem[1]);
    rb = -(*b) * rc + (sc = -rem[0]);
    dv = 1.0 / (sb * rc - sc * rb);
    delb = (r * sc - s * rc) * dv;
    delc = (-r * sb + s * rb) * dv;
    *b += (delb = (r * sc - s * rc) * dv);
    *c += (delc = (-r * sb + s * rb) * dv);
    if ((fabs(delb) <= eps * fabs(*b) || fabs(*b) < 1.0e-6) && (fabs(delc) <= eps * fabs(*c) || fabs(*c) < 1.0e-6)) {
      free_vector(rem, 0, n);
      free_vector(qq, 0, n);
      free_vector(q, 0, n);
      return;
    }
  }
  nrerror("Too many iterations in routine qroot");
}
```