user: Converte this assembly snippet into its equivalent C code:

```asm
<sincosf>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  movss  %xmm0,0x8(%rsp)
  mov    %edi,%ebp
  test   %edi,%edi
  jne    L81
  pxor   %xmm0,%xmm0
  movss  0x8(%rsp),%xmm6
  comiss %xmm6,%xmm0
  ja     L16
  movss  0x8(%rsp),%xmm1
  mov    $0x0,%ebx
L75:
  pxor   %xmm0,%xmm0
  comiss D86(%rip),%xmm1
  ja     L42
  cvtss2sd %xmm1,%xmm1
  mulsd  D98(%rip),%xmm1
  addsd  D52(%rip),%xmm1
  cvttsd2si %xmm1,%eax
  test   $0x1,%al
  je     L45
  xor    $0x1,%ebx
L45:
  pxor   %xmm5,%xmm5
  cvtsi2ss %eax,%xmm5
  movss  %xmm5,0xc(%rsp)
  test   %ebp,%ebp
  je     L89
  subss  D97(%rip),%xmm5
  movss  %xmm5,0xc(%rsp)
L89:
  movss  0x8(%rsp),%xmm0
  call   <fabsf@plt>
  pxor   %xmm1,%xmm1
  cvtsd2ss %xmm0,%xmm1
  cvttss2si %xmm1,%eax
  pxor   %xmm3,%xmm3
  cvtsi2ss %eax,%xmm3
  pxor   %xmm2,%xmm2
  cvtss2sd 0xc(%rsp),%xmm2
  pxor   %xmm0,%xmm0
  cvtss2sd %xmm3,%xmm0
  movapd %xmm2,%xmm4
  mulsd  D103(%rip),%xmm4
  subsd  %xmm4,%xmm0
  subss  %xmm3,%xmm1
  cvtss2sd %xmm1,%xmm1
  addsd  %xmm1,%xmm0
  mulsd  D134(%rip),%xmm2
  subsd  %xmm2,%xmm0
  cvtsd2ss %xmm0,%xmm0
  movaps %xmm0,%xmm2
  mulss  %xmm0,%xmm2
  cvtss2sd %xmm2,%xmm2
  comisd D69(%rip),%xmm2
  jbe    L56
  movapd %xmm2,%xmm1
  mulsd  D90(%rip),%xmm1
  subsd  D59(%rip),%xmm1
  mulsd  %xmm2,%xmm1
  addsd  D61(%rip),%xmm1
  mulsd  %xmm2,%xmm1
  subsd  D78(%rip),%xmm1
  mulsd  %xmm2,%xmm1
  cvtsd2ss %xmm1,%xmm1
  mulss  %xmm0,%xmm1
  addss  %xmm1,%xmm0
L56:
  test   %bl,%bl
  je     L42
  xorps  D4(%rip),%xmm0
L42:
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
L81:
  call   <fabsf@plt>
  movapd %xmm0,%xmm1
  addsd  D67(%rip),%xmm1
  cvtsd2ss %xmm1,%xmm1
  mov    $0x0,%ebx
  jmp    L75
L16:
  xorps  D4(%rip),%xmm6
  movaps %xmm6,%xmm1
  mov    $0x1,%ebx
  jmp    L75
```

tool_calls: name: read_data
arguments: label: D86
type: f32
name: read_data
arguments: label: D98
type: f64
name: read_data
arguments: label: D52
type: f64
name: read_data
arguments: label: D97
type: byte[4]
name: read_data
arguments: label: D103
type: f64
name: read_data
arguments: label: D134
type: byte[8]
name: read_data
arguments: label: D69
type: byte[16]
name: read_data
arguments: label: D90
type: byte[8]
name: read_data
arguments: label: D59
type: byte[8]
name: read_data
arguments: label: D61
type: byte[8]
name: read_data
arguments: label: D78
type: byte[8]
name: read_data
arguments: label: D4
type: byte[16]
name: read_data
arguments: label: D67
type: f64

tool: D86: 12867

tool: D98: 0.3183098862

tool: D52: 0.5

tool: {"D97": [0x00,0x00,0x00,0x3f]}

tool: D103: 3.140625

tool: {"D134": [0x25,0x65,0xc4,0x42,0x44,0xb5,0x4f,0x3f]}

tool: {"D69": [0x82,0xfa,0xb2,0x6c,0xfe,0xff,0x6f,0x3e,0xf2,0x11,0x3b,0x52,0x8b,0xd3,0xc5,0x3e]}

tool: {"D90": [0xf2,0x11,0x3b,0x52,0x8b,0xd3,0xc5,0x3e]}

tool: {"D59": [0x49,0x34,0xfa,0x4f,0x44,0xf6,0x29,0x3f]}

tool: {"D61": [0xb0,0x0a,0x97,0xb3,0xe7,0x10,0x81,0x3f]}

tool: {"D78": [0x7f,0x0d,0xdf,0x7e,0x54,0x55,0xc5,0x3f]}

tool: {"D4": [0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

tool: D67: 1.5707963268

assistant: ```c
float sincosf(float x, int iscos) {
  float y, f, r, g, XN;
  int N;
  char sign;
  if (iscos) {
    y = fabsf(x) + 1.5707963268;
    sign = 0;
  } else {
    if (x < 0.0) {
      y = -x;
      sign = 1;
    } else {
      y = x;
      sign = 0;
    }
  }
  if (y > 12867.0) {
    return 0.0;
  }
  N = ((y * 0.3183098862) + 0.5);
  if (N & 1)
    sign = !sign;
  XN = N;
  if (iscos)
    XN -= 0.5;
  y = fabsf(x);
  r = (int)y;
  g = y - r;
  f = ((r - XN * 3.140625) + g) - XN * 9.676535897E-4;
  g = f * f;
  if (g > 59.6046E-9) {
    r = ((((0.2601903036E-5) * g + (-0.1980741872E-3)) * g + (0.8333025139E-2)) * g + (-0.1666665668E+0)) * g;
    f += f * r;
  }
  return (sign ? -f : f);
}
```