user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x88,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x78(%rsp)
  xor    %eax,%eax
  lea    D74(%rip),%rsi
  lea    D79(%rip),%rdi
  call   <fopen@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  je     L9
L77:
  lea    0x20(%rsp),%rdi
  mov    %rbx,%rdx
  mov    $0x50,%esi
  call   <fgets@plt>
  lea    D131(%rip),%r12
  lea    0x20(%rsp),%rbp
  lea    D33(%rip),%r13
L5:
  mov    $0x18,%edx
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  je     L67
  mov    %rbx,%rdx
  mov    $0x50,%esi
  mov    %rbp,%rdi
  call   <fgets@plt>
  mov    %rbx,%rdi
  call   <feof@plt>
  test   %rax,%rax
  je     L5
  mov    %r13,%rdi
  call   <nrerror@plt>
  jmp    L5
L9:
  lea    D75(%rip),%rdi
  call   <nrerror@plt>
  jmp    L77
L67:
  lea    0xc(%rsp),%rdx
  lea    D142(%rip),%rsi
  mov    %rbx,%rdi
  call   <fscanf@plt>
  lea    0x20(%rsp),%rsi
  lea    D21(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D26(%rip),%r9
  lea    D67(%rip),%r8
  lea    D109(%rip),%rcx
  lea    D69(%rip),%rdx
  lea    D99(%rip),%rsi
  lea    D18(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  cmpl   $0x0,0xc(%rsp)
  jle    L4
  mov    $0x1,%ebp
  lea    0x1c(%rsp),%r15
  lea    0x18(%rsp),%r14
  lea    D98(%rip),%r13
  lea    D116(%rip),%r12
L36:
  lea    0x14(%rsp),%rcx
  lea    0x10(%rsp),%rdx
  mov    %r15,%r9
  mov    %r14,%r8
  mov    %r13,%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <fscanf@plt>
  movss  0x18(%rsp),%xmm2
  movss  0x14(%rsp),%xmm1
  movss  0x10(%rsp),%xmm0
  call   <betai@plt>
  movapd %xmm0,%xmm4
  pxor   %xmm0,%xmm0
  cvtss2sd 0x10(%rsp),%xmm0
  pxor   %xmm3,%xmm3
  cvtss2sd 0x1c(%rsp),%xmm3
  pxor   %xmm2,%xmm2
  cvtss2sd 0x18(%rsp),%xmm2
  pxor   %xmm1,%xmm1
  cvtss2sd 0x14(%rsp),%xmm1
  mov    %r12,%rdi
  mov    $0x5,%eax
  call   <printf@plt>
  add    $0x1,%ebp
  cmp    %ebp,0xc(%rsp)
  jge    L36
L4:
  mov    %rbx,%rdi
  call   <fclose@plt>
  mov    0x78(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L14
  mov    $0x0,%eax
  add    $0x88,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L14:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: tag: D74
type_guessed: string
name: retrieve_data
arguments: tag: D79
type_guessed: string
name: retrieve_data
arguments: tag: D131
type_guessed: string
name: retrieve_data
arguments: tag: D33
type_guessed: string
name: retrieve_data
arguments: tag: D75
type_guessed: string
name: retrieve_data
arguments: tag: D142
type_guessed: string
name: retrieve_data
arguments: tag: D21
type_guessed: string
name: retrieve_data
arguments: tag: D26
type_guessed: string
name: retrieve_data
arguments: tag: D67
type_guessed: string
name: retrieve_data
arguments: tag: D109
type_guessed: string
name: retrieve_data
arguments: tag: D69
type_guessed: string
name: retrieve_data
arguments: tag: D99
type_guessed: string
name: retrieve_data
arguments: tag: D18
type_guessed: string
name: retrieve_data
arguments: tag: D98
type_guessed: string
name: retrieve_data
arguments: tag: D116
type_guessed: string

tool: D74: r

tool: D79: fncval.dat

tool: D131: Incomplete Beta Function

tool: D33: Data not found in fncval.dat


tool: D75: Data file fncval.dat not found


tool: D142: %d %*s

tool: D21: 
%s


tool: D26: betai(x)

tool: D67: actual

tool: D109: x

tool: D69: b

tool: D99: a

tool: D18: %5s %10s %12s %14s %13s 


tool: D98: %f %f %f %f

tool: D116: %6.2f %12.6f %12.6f %12.6f %12.6f


assistant: ```c
int main(void) {
  char txt[80];
  int i, nval;
  float a, b, x, val;
  FILE *fp;
  if ((fp = fopen("fncval.dat", "r")) == NULL)
    nrerror("Data file fncval.dat not found\n");
  fgets(txt, 80, fp);
  while (strncmp(txt, "Incomplete Beta Function", 24)) {
    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 %10s %12s %14s %13s \n", "a", "b", "x", "actual", "betai(x)");
  for (i = 1; i <= nval; i++) {
    fscanf(fp, "%f %f %f %f", &a, &b, &x, &val);
    printf("%6.2f %12.6f %12.6f %12.6f %12.6f\n", a, b, x, val, betai(a, b, x));
  }
  fclose(fp);
  return 0;
}
```