user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<tetcircumcenter>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x68,%rsp
  mov    %rdi,%rax
  mov    %rsi,%rdi
  mov    %rdx,%rsi
  mov    %rcx,%rdx
  mov    %r8,%rbx
  mov    %r9,%rbp
  movsd  (%rax),%xmm4
  movsd  (%rdi),%xmm1
  subsd  %xmm4,%xmm1
  movsd  0x8(%rax),%xmm6
  movsd  0x8(%rdi),%xmm0
  subsd  %xmm6,%xmm0
  movsd  0x10(%rax),%xmm9
  movsd  0x10(%rdi),%xmm3
  subsd  %xmm9,%xmm3
  movsd  (%rsi),%xmm7
  subsd  %xmm4,%xmm7
  movsd  0x8(%rsi),%xmm8
  subsd  %xmm6,%xmm8
  movsd  0x10(%rsi),%xmm2
  subsd  %xmm9,%xmm2
  movsd  (%rcx),%xmm5
  subsd  %xmm4,%xmm5
  movsd  0x8(%rcx),%xmm4
  subsd  %xmm6,%xmm4
  movsd  0x10(%rcx),%xmm6
  subsd  %xmm9,%xmm6
  movapd %xmm1,%xmm9
  mulsd  %xmm1,%xmm9
  movapd %xmm0,%xmm10
  mulsd  %xmm0,%xmm10
  addsd  %xmm10,%xmm9
  movapd %xmm3,%xmm10
  mulsd  %xmm3,%xmm10
  addsd  %xmm10,%xmm9
  movsd  %xmm9,(%rsp)
  movapd %xmm7,%xmm15
  mulsd  %xmm7,%xmm15
  movapd %xmm15,%xmm9
  movapd %xmm8,%xmm10
  mulsd  %xmm8,%xmm10
  addsd  %xmm10,%xmm9
  movapd %xmm2,%xmm10
  mulsd  %xmm2,%xmm10
  movapd %xmm9,%xmm11
  addsd  %xmm10,%xmm11
  movsd  %xmm11,0x8(%rsp)
  movapd %xmm5,%xmm12
  mulsd  %xmm5,%xmm12
  movapd %xmm12,%xmm9
  movapd %xmm4,%xmm10
  mulsd  %xmm4,%xmm10
  addsd  %xmm10,%xmm9
  movapd %xmm6,%xmm10
  mulsd  %xmm6,%xmm10
  movapd %xmm9,%xmm12
  addsd  %xmm10,%xmm12
  movsd  %xmm12,0x10(%rsp)
  movapd %xmm8,%xmm10
  mulsd  %xmm6,%xmm10
  movapd %xmm2,%xmm13
  mulsd  %xmm4,%xmm13
  subsd  %xmm13,%xmm10
  movsd  %xmm10,0x18(%rsp)
  movapd %xmm2,%xmm14
  mulsd  %xmm5,%xmm14
  movapd %xmm7,%xmm15
  mulsd  %xmm6,%xmm15
  movapd %xmm14,%xmm13
  subsd  %xmm15,%xmm13
  movsd  %xmm13,0x20(%rsp)
  movapd %xmm7,%xmm14
  mulsd  %xmm4,%xmm14
  movapd %xmm8,%xmm15
  mulsd  %xmm5,%xmm15
  subsd  %xmm15,%xmm14
  movsd  %xmm14,0x28(%rsp)
  movapd %xmm3,%xmm15
  mulsd  %xmm4,%xmm15
  movapd %xmm15,%xmm10
  movapd %xmm0,%xmm15
  mulsd  %xmm6,%xmm15
  movapd %xmm10,%xmm14
  subsd  %xmm15,%xmm14
  movsd  %xmm14,0x30(%rsp)
  mulsd  %xmm1,%xmm6
  movapd %xmm3,%xmm15
  mulsd  %xmm5,%xmm15
  subsd  %xmm15,%xmm6
  movsd  %xmm6,0x38(%rsp)
  mulsd  %xmm0,%xmm5
  mulsd  %xmm1,%xmm4
  subsd  %xmm4,%xmm5
  movsd  %xmm5,0x40(%rsp)
  movapd %xmm0,%xmm4
  mulsd  %xmm2,%xmm4
  movapd %xmm4,%xmm5
  movapd %xmm3,%xmm4
  mulsd  %xmm8,%xmm4
  subsd  %xmm4,%xmm5
  movsd  %xmm5,0x48(%rsp)
  mulsd  %xmm7,%xmm3
  mulsd  %xmm1,%xmm2
  subsd  %xmm2,%xmm3
  movsd  %xmm3,0x50(%rsp)
  mulsd  %xmm8,%xmm1
  mulsd  %xmm7,%xmm0
  subsd  %xmm0,%xmm1
  movsd  %xmm1,0x58(%rsp)
  mov    %rax,%rcx
  mov    $0x0,%eax
  call   <orient3d@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  movsd  %xmm0,0x0(%rbp)
  movsd  D3(%rip),%xmm1
  divsd  %xmm0,%xmm1
  movsd  0x18(%rsp),%xmm0
  movsd  (%rsp),%xmm7
  mulsd  %xmm7,%xmm0
  movsd  0x30(%rsp),%xmm2
  movsd  0x8(%rsp),%xmm3
  mulsd  %xmm3,%xmm2
  addsd  %xmm2,%xmm0
  movsd  0x48(%rsp),%xmm4
  movsd  0x10(%rsp),%xmm5
  mulsd  %xmm5,%xmm4
  addsd  %xmm4,%xmm0
  mulsd  %xmm1,%xmm0
  movsd  %xmm0,(%rbx)
  movsd  0x20(%rsp),%xmm0
  mulsd  %xmm7,%xmm0
  movsd  0x38(%rsp),%xmm2
  mulsd  %xmm3,%xmm2
  addsd  %xmm2,%xmm0
  movsd  0x50(%rsp),%xmm2
  mulsd  %xmm5,%xmm2
  addsd  %xmm2,%xmm0
  mulsd  %xmm1,%xmm0
  movsd  %xmm0,0x8(%rbx)
  mulsd  0x28(%rsp),%xmm7
  movapd %xmm7,%xmm0
  mulsd  0x40(%rsp),%xmm3
  addsd  %xmm3,%xmm0
  mulsd  0x58(%rsp),%xmm5
  addsd  %xmm5,%xmm0
  mulsd  %xmm1,%xmm0
  movsd  %xmm0,0x10(%rbx)
  add    $0x68,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D3
type: f64

tool: D3: 0.5

assistant: ```c
void tetcircumcenter(a, b, c, d, circumcenter, cond) double a[3];
double b[3];
double c[3];
double d[3];
double circumcenter[3];
double *cond;
{
  double xba, yba, zba, xca, yca, zca, xda, yda, zda;
  double balength, calength, dalength;
  double xcrosscd, ycrosscd, zcrosscd;
  double xcrossdb, ycrossdb, zcrossdb;
  double xcrossbc, ycrossbc, zcrossbc;
  double denominator;
  double xcirca, ycirca, zcirca;
  xba = b[0] - a[0];
  yba = b[1] - a[1];
  zba = b[2] - a[2];
  xca = c[0] - a[0];
  yca = c[1] - a[1];
  zca = c[2] - a[2];
  xda = d[0] - a[0];
  yda = d[1] - a[1];
  zda = d[2] - a[2];
  balength = xba * xba + yba * yba + zba * zba;
  calength = xca * xca + yca * yca + zca * zca;
  dalength = xda * xda + yda * yda + zda * zda;
  xcrosscd = yca * zda - yda * zca;
  ycrosscd = zca * xda - zda * xca;
  zcrosscd = xca * yda - xda * yca;
  xcrossdb = yda * zba - yba * zda;
  ycrossdb = zda * xba - zba * xda;
  zcrossdb = xda * yba - xba * yda;
  xcrossbc = yba * zca - yca * zba;
  ycrossbc = zba * xca - zca * xba;
  zcrossbc = xba * yca - xca * yba;
  *cond = orient3d(b, c, d, a);
  denominator = 0.5 / (*cond);
  xcirca = (balength * xcrosscd + calength * xcrossdb + dalength * xcrossbc) * denominator;
  ycirca = (balength * ycrosscd + calength * ycrossdb + dalength * ycrossbc) * denominator;
  zcirca = (balength * zcrosscd + calength * zcrossdb + dalength * zcrossbc) * denominator;
  circumcenter[0] = xcirca;
  circumcenter[1] = ycirca;
  circumcenter[2] = zcirca;
}
```