user: What would the C source look like for the assembly code provided here:

```asm
<readx>:
  endbr64
  push   %r15
  lea    D17(%rip),%r15
  push   %r14
  mov    %rdi,%r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  push   %rbx
  sub    $0xe8,%rsp
  mov    %rcx,(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0xd8(%rsp)
  xor    %eax,%eax
  movq   $0x0,(%rsi)
  mov    %r15,%rsi
  movl   $0x0,(%rdx)
  call   <fopen@plt>
  test   %rax,%rax
  je     L222
  mov    %rax,%rbp
  lea    0x10(%rsp),%rbx
  jmp    L211
  nopl   0x0(%rax)
L35:
  mov    %rbx,%rdi
  call   <clean_line@plt>
  mov    %rbx,%rdi
  call   <is_a_number@plt>
  test   %rax,%rax
  jne    L80
L211:
  mov    %rbp,%rdx
  mov    $0xc7,%esi
  mov    %rbx,%rdi
  call   <get_line_cf@plt>
  test   %rax,%rax
  jne    L35
  mov    %rbp,%rdi
  call   <fclose@plt>
  mov    (%r12),%ebp
  test   %ebp,%ebp
  jne    L249
  cmpq   $0x0,(%rsp)
  je     L50
  mov    (%rsp),%rdi
  mov    %r14,%rdx
  lea    D58(%rip),%rsi
  call   <fprintf@plt>
  jmp    L194
  nopl   0x0(%rax)
L249:
  movslq %ebp,%rsi
  lea    D29(%rip),%rdx
  mov    %r13,%rdi
  shl    $0x3,%rsi
  call   <willus_mem_alloc@plt>
  test   %eax,%eax
  je     L54
  mov    %r15,%rsi
  mov    %r14,%rdi
  call   <fopen@plt>
  mov    %rax,%rbp
  test   %rax,%rax
  je     L181
  xor    %r15d,%r15d
L42:
  mov    %r15d,0x8(%rsp)
  jmp    L136
  nop
L205:
  mov    %rbx,%rdi
  call   <clean_line@plt>
  mov    %rbx,%rdi
  call   <is_a_number@plt>
  test   %rax,%rax
  jne    L77
L136:
  mov    %rbp,%rdx
  mov    $0xc7,%esi
  mov    %rbx,%rdi
  call   <get_line_cf@plt>
  test   %rax,%rax
  jne    L205
  mov    %rbp,%rdi
  call   <fclose@plt>
  mov    0x8(%rsp),%eax
  cmp    (%r12),%eax
  jne    L126
L50:
  xor    %ebp,%ebp
L194:
  mov    0xd8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L220
  add    $0xe8,%rsp
  mov    %ebp,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L80:
  addl   $0x1,(%r12)
  jmp    L211
  nopw   0x0(%rax,%rax,1)
L77:
  cmp    %r15d,(%r12)
  jle    L93
  mov    0x0(%r13),%rax
  mov    %rbx,%rdi
  lea    (%rax,%r15,8),%rax
  add    $0x1,%r15
  mov    %rax,0x8(%rsp)
  call   <atof@plt>
  mov    0x8(%rsp),%rax
  movsd  %xmm0,(%rax)
  jmp    L42
L126:
  mov    %r13,%rdi
  call   <freexy@plt>
  cmpq   $0x0,(%rsp)
  je     L180
L125:
  mov    (%rsp),%rdi
  mov    %r14,%rdx
  lea    D8(%rip),%rsi
  call   <fprintf@plt>
L180:
  mov    $0xfffffffd,%ebp
  jmp    L194
L93:
  mov    %rbp,%rdi
  call   <fclose@plt>
L181:
  mov    %r13,%rdi
  call   <freex@plt>
  cmpq   $0x0,(%rsp)
  jne    L125
  jmp    L180
L54:
  mov    (%rsp),%rdi
  mov    $0xffffffff,%ebp
  test   %rdi,%rdi
  je     L194
  mov    %r14,%rdx
  lea    D4(%rip),%rsi
  call   <fprintf@plt>
  jmp    L194
L222:
  mov    (%rsp),%rdi
  mov    $0xfffffffe,%ebp
  test   %rdi,%rdi
  je     L194
  mov    %r14,%rdx
  lea    D1(%rip),%rsi
  call   <fprintf@plt>
  jmp    L194
L220:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_label: D17
type_infered: string
name: retrieve_data
arguments: data_label: D58
type_infered: string
name: retrieve_data
arguments: data_label: D29
type_infered: string
name: retrieve_data
arguments: data_label: D8
type_infered: string
name: retrieve_data
arguments: data_label: D4
type_infered: string
name: retrieve_data
arguments: data_label: D1
type_infered: string

tool: D17: r

tool: D58: There are no array pairs in file %s.


tool: D29: readx

tool: D8: Internal error re-reading file %s.


tool: D4: There is not enough memory to read in file %s.


tool: D1: Cannot open file %s for reading array pairs.


assistant: ```c
int readx(char *filename, double **x, int *n, FILE *output) {
  FILE *f;
  static char *notenough = "There is not enough memory to read in file %s.\n";
  static char *internal = "Internal error re-reading file %s.\n";
  char buf[200];
  long memsize;
  int i;
  size_t memsizest;
  static char *funcname = "readx";
  (*x) = NULL;
  (*n) = 0;
  f = fopen(filename, "r");
  if (f == NULL) {
    if (output != NULL)
      fprintf(output, "Cannot open file %s for reading array pairs.\n", filename);
    return (-2);
  }
  while (get_line_cf(buf, 199, f) != NULL) {
    clean_line(buf);
    if (is_a_number(buf))
      (*n)++;
  }
  fclose(f);
  if ((*n) == 0) {
    if (output != NULL)
      fprintf(output, "There are no array pairs in file %s.\n", filename);
    return (0);
  }
  memsize = (long)sizeof(double) * (*n);
  memsizest = (size_t)memsize;
  if (memsize != memsizest) {
    if (output != NULL)
      fprintf(output, notenough, filename);
    return (-1);
  }
  if (!willus_mem_alloc(x, memsizest, funcname)) {
    if (output != NULL)
      fprintf(output, notenough, filename);
    return (-1);
  }
  i = 0;
  f = fopen(filename, "r");
  if (f == NULL) {
    freex(x);
    if (output != NULL)
      fprintf(output, internal, filename);
    return (-3);
  }
  while (get_line_cf(buf, 199, f) != NULL) {
    clean_line(buf);
    if (is_a_number(buf)) {
      if (i >= (*n)) {
        fclose(f);
        freex(x);
        if (output != NULL)
          fprintf(output, internal, filename);
        return (-3);
      }
      (*x)[i] = atof(buf);
      i++;
    }
  }
  fclose(f);
  if (i != (*n)) {
    freexy(x);
    if (output != NULL)
      fprintf(output, internal, filename);
    return (-3);
  }
  return (0);
}
```