user: 下面的汇编指令对应的C源代码是什么：

```asm
<xatan>:
  endbr64
  movapd %xmm0,%xmm1
  pxor   %xmm0,%xmm0
  mov    $0x0,%eax
  comisd %xmm1,%xmm0
  ja     L22
L4:
  comisd D192(%rip),%xmm1
  jbe    L49
  movsd  D192(%rip),%xmm0
  divsd  %xmm1,%xmm0
  movapd %xmm0,%xmm1
  or     $0x1,%eax
L49:
  movapd %xmm1,%xmm2
  mulsd  %xmm1,%xmm2
  movapd %xmm2,%xmm0
  mulsd  D194(%rip),%xmm0
  addsd  D29(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  subsd  D23(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  addsd  D191(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  subsd  D218(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  addsd  D123(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  subsd  D15(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  addsd  D146(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  subsd  D227(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  addsd  D203(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  subsd  D176(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  addsd  D232(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  subsd  D197(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  addsd  D21(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  subsd  D128(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  addsd  D161(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  subsd  D198(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  addsd  D170(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  subsd  D111(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  mulsd  %xmm1,%xmm0
  addsd  %xmm1,%xmm0
  test   $0x1,%al
  je     L37
  movsd  D160(%rip),%xmm1
  subsd  %xmm0,%xmm1
  movapd %xmm1,%xmm0
L37:
  test   $0x2,%al
  je     L8
  xorpd  D179(%rip),%xmm0
L8:
  ret
L22:
  xorpd  D179(%rip),%xmm1
  mov    $0x2,%eax
  jmp    L4
```

tool_calls: name: retrieve_data
arguments: data_tag: D192
type_guessed: f64[2]
name: retrieve_data
arguments: data_tag: D194
type_guessed: byte[8]
name: retrieve_data
arguments: data_tag: D29
type_guessed: f64
name: retrieve_data
arguments: data_tag: D23
type_guessed: f64
name: retrieve_data
arguments: data_tag: D191
type_guessed: f64
name: retrieve_data
arguments: data_tag: D218
type_guessed: f64
name: retrieve_data
arguments: data_tag: D123
type_guessed: f64
name: retrieve_data
arguments: data_tag: D15
type_guessed: f64
name: retrieve_data
arguments: data_tag: D146
type_guessed: f64
name: retrieve_data
arguments: data_tag: D227
type_guessed: f64
name: retrieve_data
arguments: data_tag: D203
type_guessed: f64
name: retrieve_data
arguments: data_tag: D176
type_guessed: f64
name: retrieve_data
arguments: data_tag: D232
type_guessed: f64
name: retrieve_data
arguments: data_tag: D197
type_guessed: f64
name: retrieve_data
arguments: data_tag: D21
type_guessed: f64
name: retrieve_data
arguments: data_tag: D128
type_guessed: f64
name: retrieve_data
arguments: data_tag: D161
type_guessed: f64
name: retrieve_data
arguments: data_tag: D198
type_guessed: f64
name: retrieve_data
arguments: data_tag: D170
type_guessed: f64
name: retrieve_data
arguments: data_tag: D111
type_guessed: f64
name: retrieve_data
arguments: data_tag: D160
type_guessed: f64
name: retrieve_data
arguments: data_tag: D179
type_guessed: byte[16]

tool: {"D192": [1.0,-0.00001887960084630735]}

tool: {"D194": [0x5f,0x55,0x88,0x4a,0xf4,0xcb,0xf3,0xbe]}

tool: D29: 0.00020985007664581698

tool: D23: 0.0011061183148667248

tool: D191: 0.003700267441887131

tool: D218: 0.008898961958876555

tool: D123: 0.016599329773529202

tool: D15: 0.025451762493231264

tool: D146: 0.03378525800013531

tool: D227: 0.04076291912768365

tool: D203: 0.04666671500778406

tool: D176: 0.052367485230348246

tool: D232: 0.05876663929266736

tool: D197: 0.06665735793610805

tool: D21: 0.07692195383117696

tool: D128: 0.09090899500824501

tool: D161: 0.11111110564826142

tool: D198: 0.1428571426677133

tool: D170: 0.19999999999659127

tool: D111: 0.3333333333333111

tool: D160: 1.5707963267948966

tool: {"D179": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

assistant: ```c
double xatan(double s) {
  double t, u;
  int q = 0;
  if (s < 0) {
    s = -s;
    q = 2;
  }
  if (s > 1) {
    s = 1.0 / s;
    q |= 1;
  }
  t = s * s;
  u = -1.88796008463073496563746e-05;
  u = u * t + (0.000209850076645816976906797);
  u = u * t + (-0.00110611831486672482563471);
  u = u * t + (0.00370026744188713119232403);
  u = u * t + (-0.00889896195887655491740809);
  u = u * t + (0.016599329773529201970117);
  u = u * t + (-0.0254517624932312641616861);
  u = u * t + (0.0337852580001353069993897);
  u = u * t + (-0.0407629191276836500001934);
  u = u * t + (0.0466667150077840625632675);
  u = u * t + (-0.0523674852303482457616113);
  u = u * t + (0.0587666392926673580854313);
  u = u * t + (-0.0666573579361080525984562);
  u = u * t + (0.0769219538311769618355029);
  u = u * t + (-0.090908995008245008229153);
  u = u * t + (0.111111105648261418443745);
  u = u * t + (-0.14285714266771329383765);
  u = u * t + (0.199999999996591265594148);
  u = u * t + (-0.333333333333311110369124);
  t = s + s * (t * u);
  if ((q & 1) != 0)
    t = 1.570796326794896557998982 - t;
  if ((q & 2) != 0)
    t = -t;
  return t;
}
```