user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<main>:
  endbr64
  push   %r13
  lea    D31(%rip),%rdi
  push   %r12
  push   %rbp
  lea    D24(%rip),%rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  call   <printf@plt>
  lea    0x18(%rsp),%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  lea    D72(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  lea    0x20(%rsp),%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  lea    D91(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  lea    0x28(%rsp),%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  lea    D76(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  lea    0x30(%rsp),%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  movsd  D45(%rip),%xmm0
  comisd 0x28(%rsp),%xmm0
  movsd  0x30(%rsp),%xmm2
  jbe    L5
  movsd  %xmm2,(%rsp)
  mov    $0x1,%ebx
  lea    D21(%rip),%rbp
  lea    D17(%rip),%r13
  lea    D79(%rip),%r12
  jmp    L69
  nopl   (%rax)
L40:
  mov    D29(%rip),%rax
  movq   %rax,%xmm1
  call   <pow@plt>
  mov    %ebx,%esi
  mov    %rbp,%rdi
  mov    $0x2,%eax
  movapd %xmm0,%xmm1
  subsd  (%rsp),%xmm1
  movsd  %xmm0,0x30(%rsp)
  movsd  %xmm0,(%rsp)
  divsd  %xmm0,%xmm1
  andpd  D15(%rip),%xmm1
  movsd  %xmm1,0x8(%rsp)
  call   <printf@plt>
  movsd  0x8(%rsp),%xmm1
  movsd  (%rsp),%xmm0
  comisd 0x28(%rsp),%xmm1
  jbe    L5
  add    $0x1,%ebx
  cmp    $0x1e,%ebx
  jle    L24
  mov    %r12,%rdi
  movsd  %xmm0,(%rsp)
  call   <puts@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  movsd  (%rsp),%xmm0
L24:
  movsd  0x30(%rsp),%xmm2
  movsd  %xmm0,(%rsp)
L69:
  movsd  0x18(%rsp),%xmm1
  movsd  0x20(%rsp),%xmm0
  pxor   %xmm3,%xmm3
  mulsd  %xmm2,%xmm1
  mulsd  %xmm2,%xmm1
  subsd  %xmm1,%xmm0
  comisd %xmm0,%xmm3
  jbe    L40
  mov    %r13,%rdi
  movsd  %xmm0,0x8(%rsp)
  call   <puts@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  movsd  0x8(%rsp),%xmm0
  jmp    L40
  nopl   0x0(%rax)
L5:
  mov    0x38(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L63
  add    $0x48,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L63:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_tag: D31
type: string
name: read_data
arguments: data_tag: D24
type: string
name: read_data
arguments: data_tag: D72
type: string
name: read_data
arguments: data_tag: D91
type: string
name: read_data
arguments: data_tag: D76
type: string
name: read_data
arguments: data_tag: D45
type: f64
name: read_data
arguments: data_tag: D21
type: string
name: read_data
arguments: data_tag: D17
type: string
name: read_data
arguments: data_tag: D79
type: string
name: read_data
arguments: data_tag: D29
type: f64
name: read_data
arguments: data_tag: D15
type: qword[2]

tool: D31: 
a = 

tool: D24: %lf

tool: D72: b = 

tool: D91: eps = 

tool: D76: 
Initial guess for x = 

tool: D45: 1

tool: D21: Iter = %3d  x  = %8.4f   dx = %12.3e


tool: D17: Error: complex roots - try another initial guess

tool: D79: 
Error: no convergence

tool: D29: 0.2

tool: {"D15": [0x7fffffffffffffff,0x0000000000000000]}

assistant: ```c
int main() {
  double a, b, eps, x, x0, dx = 1., d;
  int count = 0;
  printf("\na = ");
  scanf("%lf", &a);
  printf("b = ");
  scanf("%lf", &b);
  printf("eps = ");
  scanf("%lf", &eps);
  printf("\nInitial guess for x = ");
  scanf("%lf", &x);
  x0 = x;
  while (dx > eps) {
    ++count;
    if (count > 30) {
      printf("\nError: no convergence\n");
      exit(1);
    }
    d = b - a * x * x;
    if (d < 0.) {
      printf("Error: complex roots - try another initial guess\n");
      exit(1);
    }
    x = pow(d, 0.2);
    dx = fabs((x - x0) / x);
    x0 = x;
    printf("Iter = %3d  x  = %8.4f   dx = %12.3e\n", count, x, dx);
  }
  return 0;
}
```