user: 请将以下的汇编代码转换成C语言代码：

```asm
<traparea>:
  endbr64
  push   %r15
  push   %r14
  push   %rbp
  push   %rbx
  sub    $0x58,%rsp
  mov    %rdi,%rbx
  movaps %xmm0,%xmm5
  mov    %fs:0x28,%rax
  mov    %rax,0x48(%rsp)
  xor    %eax,%eax
  pxor   %xmm4,%xmm4
  cvtss2sd %xmm1,%xmm4
  movsd  D55(%rip),%xmm0
  mulsd  %xmm4,%xmm0
  movsd  %xmm4,(%rsp)
  addsd  %xmm4,%xmm0
  mulsd  D61(%rip),%xmm0
  pxor   %xmm1,%xmm1
  cvtsd2ss %xmm0,%xmm1
  movd   %xmm1,%r14d
  movss  %xmm5,0xc(%rsp)
  movaps %xmm5,%xmm6
  subss  D22(%rip),%xmm6
  movaps %xmm6,%xmm0
  movd   %xmm6,%ebp
  lea    0x34(%rsp),%rdx
  lea    0x14(%rsp),%rsi
  call   <phi2xy@plt>
  movss  D22(%rip),%xmm7
  addss  0xc(%rsp),%xmm7
  movd   %xmm7,%r15d
  lea    0x38(%rsp),%rdx
  lea    0x18(%rsp),%rsi
  mov    %rbx,%rdi
  movd   %r14d,%xmm1
  movaps %xmm7,%xmm0
  call   <phi2xy@plt>
  movsd  (%rsp),%xmm4
  movapd %xmm4,%xmm0
  divsd  D55(%rip),%xmm0
  addsd  %xmm4,%xmm0
  mulsd  D61(%rip),%xmm0
  pxor   %xmm6,%xmm6
  cvtsd2ss %xmm0,%xmm6
  movd   %xmm6,%r14d
  lea    0x3c(%rsp),%rdx
  lea    0x1c(%rsp),%rsi
  mov    %rbx,%rdi
  movaps %xmm6,%xmm1
  movd   %r15d,%xmm0
  call   <phi2xy@plt>
  lea    0x40(%rsp),%rdx
  lea    0x20(%rsp),%rsi
  mov    %rbx,%rdi
  movd   %r14d,%xmm1
  movd   %ebp,%xmm0
  call   <phi2xy@plt>
  movss  0x18(%rsp),%xmm3
  movss  0x38(%rsp),%xmm2
  movss  0x14(%rsp),%xmm0
  subss  %xmm3,%xmm0
  movss  0x3c(%rsp),%xmm1
  subss  %xmm2,%xmm1
  mulss  %xmm1,%xmm0
  movss  0x34(%rsp),%xmm1
  subss  %xmm2,%xmm1
  movss  0x1c(%rsp),%xmm2
  subss  %xmm3,%xmm2
  mulss  %xmm2,%xmm1
  subss  %xmm1,%xmm0
  cvttss2si %xmm0,%edi
  call   <fabs@plt>
  movq   %xmm0,%rbx
  movss  0x20(%rsp),%xmm3
  movss  0x40(%rsp),%xmm2
  movss  0x14(%rsp),%xmm0
  subss  %xmm3,%xmm0
  movss  0x3c(%rsp),%xmm1
  subss  %xmm2,%xmm1
  mulss  %xmm1,%xmm0
  movss  0x34(%rsp),%xmm1
  subss  %xmm2,%xmm1
  movss  0x1c(%rsp),%xmm2
  subss  %xmm3,%xmm2
  mulss  %xmm2,%xmm1
  subss  %xmm1,%xmm0
  cvttss2si %xmm0,%edi
  call   <fabs@plt>
  movq   %rbx,%xmm5
  addsd  %xmm5,%xmm0
  mulsd  D61(%rip),%xmm0
  mov    0x48(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L1
  cvtsd2ss %xmm0,%xmm0
  add    $0x58,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r14
  pop    %r15
  ret
L1:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_tag: D55
type_guessed: byte[8]
name: retrieve_data
arguments: data_tag: D61
type_guessed: f64
name: retrieve_data
arguments: data_tag: D22
type_guessed: byte[4]

tool: {"D55": [0x29,0x5c,0x8f,0xc2,0xf5,0x28,0xf0,0x3f]}

tool: D61: 0.5

tool: {"D22": [0x35,0xfa,0x0e,0x3c]}

assistant: ```c
float traparea(float a[], float cphi, float r) {
  float phi2xy(float phi, float r, float a[], float *x, float *y);
  float x[5], y[5], area, delphi;
  delphi = 1.0 / 180. * 3.14159265352982;
  phi2xy(cphi - delphi / 2., (r * (1 + 0.01) + r) / 2., a, &x[1], &y[1]);
  phi2xy(cphi + delphi / 2., (r * (1 + 0.01) + r) / 2., a, &x[2], &y[2]);
  phi2xy(cphi + delphi / 2., (r / (1 + 0.01) + r) / 2., a, &x[3], &y[3]);
  phi2xy(cphi - delphi / 2., (r / (1 + 0.01) + r) / 2., a, &x[4], &y[4]);
  area = 0.5 * (fabs((x[1] - x[2]) * (y[3] - y[2]) - (y[1] - y[2]) * (x[3] - x[2])) + fabs((x[1] - x[4]) * (y[3] - y[4]) - (y[1] - y[4]) * (x[3] - x[4])));
  return (area);
}
```