user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    D4(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  call   <getchar@plt>
  mov    %eax,%ebx
  mov    $0x0,%eax
  call   <getchar@plt>
  and    $0xffffffdf,%ebx
  lea    D64(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  call   <getchar@plt>
  mov    %eax,%ebp
  mov    $0x0,%eax
  call   <getchar@plt>
  and    $0xffffffdf,%ebp
  lea    D93(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  call   <getchar@plt>
  and    $0xffffffdf,%eax
  mov    %eax,%r12d
  lea    D32(%rip),%rdi
  call   <winopen@plt>
  lea    0x16(%rsp),%r13
L113:
  mov    %r13,%rdi
  call   <qread@plt>
  cmp    $0x105,%eax
  jne    L113
  cmp    $0x59,%r12b
  je     L124
L82:
  mov    $0x0,%eax
  call   <gconfig@plt>
  mov    $0x106,%edi
  call   <unqdevice@plt>
  mov    $0x51,%edi
  call   <qdevice@plt>
  mov    $0x1b,%edi
  call   <qdevice@plt>
  mov    $0x105,%edi
  call   <qdevice@plt>
  mov    $0x0,%eax
  call   <makecyl@plt>
  mov    $0x0,%edi
  call   <polymode@plt>
  cmp    $0x59,%bpl
  je     L71
L134:
  cmp    $0x59,%bl
  je     L51
L48:
  movsd  D69(%rip),%xmm2
  movsd  D43(%rip),%xmm1
  movsd  D65(%rip),%xmm0
  mov    $0x190,%edi
  call   <perspective@plt>
  mov    $0x0,%esi
  pxor   %xmm4,%xmm4
  movapd %xmm4,%xmm3
  movapd %xmm4,%xmm2
  mov    $0x4,%edi
  movsd  D14(%rip),%xmm1
  movapd %xmm4,%xmm0
  call   <lookat@plt>
  mov    $0x1f4,%ebp
L120:
  mov    $0x0,%ebx
  jmp    L107
L124:
  mov    $0x0,%eax
  call   <doublebuffer@plt>
  jmp    L82
L71:
  mov    $0x1,%edi
  call   <polymode@plt>
  jmp    L134
L51:
  mov    $0x1,%edi
  call   <backface@plt>
  jmp    L48
L80:
  mov    $0x0,%eax
  call   <swapbuffers@plt>
  jmp    L44
L77:
  mov    $0x0,%eax
  call   <gexit@plt>
  mov    $0x0,%edi
  call   <exit@plt>
L61:
  add    $0x5,%ebx
  cmp    $0x168,%ebx
  je     L120
L107:
  mov    $0x0,%edi
  call   <color@plt>
  mov    $0x0,%eax
  call   <clear@plt>
  mov    $0x1,%edi
  call   <color@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %ebx,%xmm0
  mulsd  D19(%rip),%xmm0
  divsd  D105(%rip),%xmm0
  call   <cos@plt>
  movss  %xmm0,0xc(%rsp)
  mov    $0x2,%edi
  call   <getvaluator@plt>
  mov    $0x1,%edi
  call   <getvaluator@plt>
  mov    %ebp,%r14d
  sub    %eax,%r14d
  mov    $0x2,%edi
  call   <getvaluator@plt>
  mov    %ebp,%r13d
  sub    %eax,%r13d
  mov    $0x0,%eax
  call   <pushmatrix@plt>
  lea    (%r14,%r14,2),%edi
  mov    $0x78,%esi
  call   <rotate@plt>
  lea    0x0(%r13,%r13,2),%edi
  mov    $0x79,%esi
  call   <rotate@plt>
  movss  D20(%rip),%xmm5
  addss  0xc(%rsp),%xmm5
  movaps %xmm5,%xmm0
  call   <piston@plt>
  mov    $0x0,%eax
  call   <popmatrix@plt>
  cmp    $0x59,%r12b
  je     L80
L44:
  mov    $0x0,%eax
  call   <qtest@plt>
  test   %rax,%rax
  je     L61
  lea    0x16(%rsp),%rdi
  call   <qread@plt>
  cmp    $0x51,%eax
  je     L77
  cmp    $0x1b,%eax
  jne    L61
  jmp    L77
```

tool_calls: name: read_data
arguments: label: D4
type_infered: string
name: read_data
arguments: label: D64
type_infered: string
name: read_data
arguments: label: D93
type_infered: string
name: read_data
arguments: label: D32
type_infered: string
name: read_data
arguments: label: D69
type_infered: f64
name: read_data
arguments: label: D43
type_infered: f64
name: read_data
arguments: label: D65
type_infered: f64
name: read_data
arguments: label: D14
type_infered: f32[2]
name: read_data
arguments: label: D19
type_infered: byte[8]
name: read_data
arguments: label: D105
type_infered: f64
name: read_data
arguments: label: D20
type_infered: f32

tool: D4: Backfacing ON or OFF (Y/N)? 

tool: D64: Fill the polygons (Y/N)? 

tool: D93: double buffer (Y/N)? 

tool: D32: piston

tool: D69: 600

tool: D43: 0.1

tool: D65: 1.5

tool: {"D14": [0.0,-2.375]}

tool: {"D19": [0xf1,0xd4,0xc8,0x53,0xfb,0x21,0x19,0x40]}

tool: D105: 180

tool: D20: 1

assistant: ```c
main() {
  int i, itest, dobackface, dofill, dodouble;
  char ans;
  float H;
  short idata;
  int xr, yr;
  printf("Backfacing ON or OFF (Y/N)? ");
  ans = getchar();
  (void)getchar();
  dobackface = (ans == 'y' || ans == 'Y');
  printf("Fill the polygons (Y/N)? ");
  ans = getchar();
  (void)getchar();
  dofill = (ans == 'y' || ans == 'Y');
  printf("double buffer (Y/N)? ");
  ans = getchar();
  dodouble = (ans == 'y' || ans == 'Y');
  winopen("piston");
  while (qread(&idata) != 261)
    ;
  if (dodouble)
    doublebuffer();
  gconfig();
  unqdevice(262);
  qdevice('Q');
  qdevice('\033');
  qdevice(261);
  makecyl();
  polymode(0);
  if (dofill)
    polymode(1);
  if (dobackface)
    backface(1);
  perspective(400, 1.5, 0.1, 600.0);
  lookat(0.0, -6.0, 4., 0.0, 0.0, 0.0, 0);
  xr = yr = 0;
  while (1) {
    for (i = 0; i < 360; i += 5) {
      color(0);
      clear();
      color(1);
      H = 1.0 + cos(2.0 * 3.14159265 * i / 180.0);
      yr = 500 - (int)getvaluator(2);
      xr = 500 - (int)getvaluator(1);
      yr = 500 - (int)getvaluator(2);
      xr *= 3;
      yr *= 3;
      pushmatrix();
      rotate(xr, 'x');
      rotate(yr, 'y');
      piston(H);
      popmatrix();
      if (dodouble)
        swapbuffers();
      if (qtest()) {
        itest = qread(&idata);
        if (itest == 'Q' || itest == '\033') {
          gexit();
          exit(0);
        }
      }
    }
  }
}
```