user: 这段汇编代码用C语言表示是什么样的：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x90,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    D42(%rip),%rax
  mov    %rax,%rsi
  lea    D9(%rip),%rax
  mov    %rax,%rdi
  call   <fopen@plt>
  mov    %rax,-0x68(%rbp)
  cmpq   $0x0,-0x68(%rbp)
  jne    L14
  lea    D69(%rip),%rax
  mov    %rax,%rdi
  call   <nrerror@plt>
L14:
  mov    -0x68(%rbp),%rdx
  lea    -0x60(%rbp),%rax
  mov    $0x50,%esi
  mov    %rax,%rdi
  call   <fgets@plt>
  jmp    L23
L36:
  mov    -0x68(%rbp),%rdx
  lea    -0x60(%rbp),%rax
  mov    $0x50,%esi
  mov    %rax,%rdi
  call   <fgets@plt>
  mov    -0x68(%rbp),%rax
  mov    %rax,%rdi
  call   <feof@plt>
  test   %rax,%rax
  je     L23
  lea    D36(%rip),%rax
  mov    %rax,%rdi
  call   <nrerror@plt>
L23:
  lea    -0x60(%rbp),%rax
  mov    $0x19,%edx
  lea    D116(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  jne    L36
  lea    -0x84(%rbp),%rdx
  mov    -0x68(%rbp),%rax
  lea    D29(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <fscanf@plt>
  lea    -0x60(%rbp),%rax
  mov    %rax,%rsi
  lea    D118(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D79(%rip),%r9
  lea    D5(%rip),%r8
  lea    D149(%rip),%rax
  mov    %rax,%rcx
  lea    D5(%rip),%rax
  mov    %rax,%rdx
  lea    D75(%rip),%rax
  mov    %rax,%rsi
  lea    D131(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movl   $0x1,-0x6c(%rbp)
  jmp    L3
L69:
  lea    -0x70(%rbp),%rsi
  lea    -0x74(%rbp),%rcx
  lea    -0x78(%rbp),%rdx
  mov    -0x68(%rbp),%rax
  mov    %rsi,%r8
  lea    D62(%rip),%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <fscanf@plt>
  mov    -0x78(%rbp),%eax
  lea    -0x7c(%rbp),%rcx
  lea    -0x80(%rbp),%rdx
  mov    %rcx,%rsi
  mov    %rdx,%rdi
  movd   %eax,%xmm0
  call   <cisi@plt>
  movss  -0x7c(%rbp),%xmm0
  pxor   %xmm3,%xmm3
  cvtss2sd %xmm0,%xmm3
  movss  -0x70(%rbp),%xmm0
  pxor   %xmm2,%xmm2
  cvtss2sd %xmm0,%xmm2
  movss  -0x80(%rbp),%xmm0
  pxor   %xmm1,%xmm1
  cvtss2sd %xmm0,%xmm1
  movss  -0x74(%rbp),%xmm0
  cvtss2sd %xmm0,%xmm0
  movss  -0x78(%rbp),%xmm4
  pxor   %xmm5,%xmm5
  cvtss2sd %xmm4,%xmm5
  movq   %xmm5,%rax
  movapd %xmm3,%xmm4
  movapd %xmm2,%xmm3
  movapd %xmm1,%xmm2
  movapd %xmm0,%xmm1
  movq   %rax,%xmm0
  lea    D80(%rip),%rax
  mov    %rax,%rdi
  mov    $0x5,%eax
  call   <printf@plt>
  addl   $0x1,-0x6c(%rbp)
L3:
  mov    -0x84(%rbp),%eax
  cmp    %eax,-0x6c(%rbp)
  jle    L69
  mov    -0x68(%rbp),%rax
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L52
  call   <__stack_chk_fail@plt>
L52:
  leave
  ret
```

tool_calls: name: read_data
arguments: data_label: D42
datatype: string
name: read_data
arguments: data_label: D9
datatype: string
name: read_data
arguments: data_label: D69
datatype: string
name: read_data
arguments: data_label: D36
datatype: string
name: read_data
arguments: data_label: D116
datatype: string
name: read_data
arguments: data_label: D29
datatype: string
name: read_data
arguments: data_label: D118
datatype: string
name: read_data
arguments: data_label: D79
datatype: string
name: read_data
arguments: data_label: D5
datatype: string
name: read_data
arguments: data_label: D149
datatype: string
name: read_data
arguments: data_label: D75
datatype: string
name: read_data
arguments: data_label: D131
datatype: string
name: read_data
arguments: data_label: D62
datatype: string
name: read_data
arguments: data_label: D80
datatype: string

tool: D42: r

tool: D9: fncval.dat

tool: D69: Data file fncval.dat not found


tool: D36: Data not found in fncval.dat


tool: D116: Cosine and Sine Integrals

tool: D29: %d %*s

tool: D118: 
%s


tool: D79: si(x)

tool: D5: actual

tool: D149: ci(x)

tool: D75: x

tool: D131: %5s %12s %12s %12s %12s 


tool: D62: %f %f %f

tool: D80: %6.2f %12.6f %12.6f %12.6f %12.6f


assistant: ```c
int main(void) {
  char txt[80];
  int i, nval;
  float ci, si, x, xci, xsi;
  FILE *fp;
  if ((fp = fopen("fncval.dat", "r")) == NULL)
    nrerror("Data file fncval.dat not found\n");
  fgets(txt, 80, fp);
  while (strncmp(txt, "Cosine and Sine Integrals", 25)) {
    fgets(txt, 80, fp);
    if (feof(fp))
      nrerror("Data not found in fncval.dat\n");
  }
  fscanf(fp, "%d %*s", &nval);
  printf("\n%s\n", txt);
  printf("%5s %12s %12s %12s %12s \n", "x", "actual", "ci(x)", "actual", "si(x)");
  for (i = 1; i <= nval; i++) {
    fscanf(fp, "%f %f %f", &x, &xci, &xsi);
    cisi(x, &ci, &si);
    printf("%6.2f %12.6f %12.6f %12.6f %12.6f\n", x, xci, ci, xsi, si);
  }
  fclose(fp);
  return 0;
}
```