user: 请将以下的汇编代码转换成C语言代码：

```asm
<ktau>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,%r12
  mov    %rsi,%rbx
  mov    %rdx,%r15
  mov    %rdx,0x10(%rsp)
  mov    %rcx,0x28(%rsp)
  mov    %r8,%r14
  mov    %r8,0x8(%rsp)
  mov    %r9,0x20(%rsp)
  mov    $0x8,%esi
  mov    (%rdx),%edi
  call   <calloc@plt>
  mov    %rax,%rbp
  mov    $0x8,%esi
  mov    (%r15),%edi
  call   <calloc@plt>
  mov    %rax,%r13
  movq   $0x0,(%r14)
  mov    0x20(%rsp),%rax
  movq   $0x0,(%rax)
  mov    0x70(%rsp),%rax
  movl   $0x0,(%rax)
  mov    0x78(%rsp),%rax
  movl   $0x0,(%rax)
  mov    0x80(%rsp),%rax
  movl   $0x0,(%rax)
  movl   $0x1,0x1c(%rsp)
  jmp    L59
L312:
  movslq %edi,%rdx
  movslq %r8d,%rax
  movsd  (%r12,%rdx,8),%xmm0
  movsd  %xmm0,0x0(%r13,%rax,8)
  movsd  (%rbx,%rdx,8),%xmm0
  movsd  %xmm0,0x0(%rbp,%rax,8)
  add    $0x1,%edi
  add    $0x1,%r8d
L353:
  test   %sil,%sil
  jne    L302
  test   %r9b,%r9b
  je     L457
L302:
  mov    %ecx,%edx
L118:
  cmp    %r10d,%edx
  setl   %sil
  cmp    %r11d,%edi
  setl   %r9b
  mov    $0x0,%eax
  mov    %esi,%r14d
  and    %r9b,%r14b
  je     L161
  movslq %edx,%rcx
  movsd  (%r12,%rcx,8),%xmm1
  movslq %edi,%rax
  movsd  (%r12,%rax,8),%xmm0
  movsd  (%rbx,%rcx,8),%xmm2
  comisd (%rbx,%rax,8),%xmm2
  seta   %cl
  ucomisd %xmm0,%xmm1
  setnp  %al
  mov    $0x0,%r15d
  cmovne %r15d,%eax
  and    %ecx,%eax
  comisd %xmm0,%xmm1
  seta   %cl
  or     %ecx,%eax
  movzbl %al,%eax
L161:
  test   %eax,%eax
  sete   %cl
  test   %r14b,%cl
  jne    L237
  cmp    %r11d,%edi
  setge  %r15b
  mov    %edx,%ecx
  test   %sil,%r15b
  je     L207
L237:
  movslq %edx,%r15
  movslq %r8d,%rcx
  movsd  (%r12,%r15,8),%xmm0
  movsd  %xmm0,0x0(%r13,%rcx,8)
  movsd  (%rbx,%r15,8),%xmm0
  movsd  %xmm0,0x0(%rbp,%rcx,8)
  lea    0x1(%rdx),%ecx
  add    $0x1,%r8d
L207:
  cmp    %r10d,%edx
  setge  %dl
  test   %r9b,%dl
  jne    L312
  test   %al,%r14b
  je     L353
  jmp    L312
L457:
  mov    0x10(%rsp),%rax
  mov    (%rax),%eax
  cmp    %r8d,%eax
  jle    L317
L67:
  mov    0x10(%rsp),%rax
  mov    (%rax),%eax
  mov    0x1c(%rsp),%edi
  lea    (%rdi,%r8,1),%r10d
  cmp    %eax,%r10d
  cmovg  %eax,%r10d
  lea    (%rdi,%r10,1),%r11d
  cmp    %eax,%r11d
  cmovg  %eax,%r11d
  mov    %r10d,%edi
  mov    %r8d,%edx
  jmp    L118
L317:
  shll   0x1c(%rsp)
  mov    0x1c(%rsp),%edi
  cmp    %edi,%eax
  jle    L413
  mov    %rbx,%rax
  mov    %rbp,%rbx
  mov    %rax,%rbp
  mov    %r12,%rax
  mov    %r13,%r12
  mov    %rax,%r13
L59:
  mov    $0x0,%r8d
  jmp    L67
L413:
  cmp    $0x1,%eax
  jle    L92
  mov    $0x1,%eax
  mov    $0x1,%esi
  mov    $0x1,%edx
  mov    0x10(%rsp),%rdi
  mov    0x70(%rsp),%r8
  mov    0x80(%rsp),%r9
  jmp    L213
L267:
  cmp    $0x1,%edx
  jle    L241
  lea    -0x1(%rdx),%ecx
  imul   %edx,%ecx
  mov    %ecx,%edx
  shr    $0x1f,%edx
  add    %ecx,%edx
  sar    %edx
  add    %edx,(%r8)
  cmp    $0x1,%esi
  jle    L449
  lea    -0x1(%rsi),%ecx
  imul   %esi,%ecx
  mov    %ecx,%edx
  shr    $0x1f,%edx
  add    %ecx,%edx
  sar    %edx
  add    %edx,(%r9)
  mov    $0x1,%esi
  mov    $0x1,%edx
L241:
  add    $0x1,%rax
  cmp    %eax,(%rdi)
  jle    L68
L213:
  movsd  0x0(%r13,%rax,8),%xmm0
  ucomisd -0x8(%r13,%rax,8),%xmm0
  jp     L267
  jne    L267
  add    $0x1,%edx
  movsd  0x0(%rbp,%rax,8),%xmm0
  ucomisd -0x8(%rbp,%rax,8),%xmm0
  jp     L241
  jne    L241
  add    $0x1,%esi
  jmp    L241
L449:
  mov    $0x1,%esi
  mov    $0x1,%edx
  jmp    L241
L92:
  mov    $0x1,%esi
  mov    $0x1,%edx
L68:
  lea    -0x1(%rdx),%eax
  imul   %eax,%edx
  mov    %edx,%eax
  shr    $0x1f,%eax
  add    %edx,%eax
  sar    %eax
  mov    0x70(%rsp),%rdi
  add    %eax,(%rdi)
  lea    -0x1(%rsi),%edx
  imul   %esi,%edx
  mov    %edx,%eax
  shr    $0x1f,%eax
  add    %edx,%eax
  sar    %eax
  mov    0x80(%rsp),%rdi
  add    %eax,(%rdi)
  movl   $0x1,0x1c(%rsp)
  jmp    L210
L257:
  movslq %esi,%r9
  movslq %edi,%rax
  movsd  0x0(%r13,%r9,8),%xmm0
  movsd  %xmm0,(%r12,%rax,8)
  movsd  0x0(%rbp,%r9,8),%xmm0
  movsd  %xmm0,(%rbx,%rax,8)
  mov    %r8d,%eax
  sub    %r10d,%eax
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  mov    0x8(%rsp),%rax
  addsd  (%rax),%xmm0
  movsd  %xmm0,(%rax)
  add    $0x1,%esi
  add    $0x1,%edi
L9:
  test   %dl,%dl
  jne    L371
  test   %cl,%cl
  je     L113
L371:
  mov    %r10d,%eax
L265:
  cmp    %r8d,%eax
  setl   %dl
  cmp    %r14d,%esi
  setl   %cl
  mov    $0x0,%r9d
  mov    %edx,%r11d
  and    %cl,%r11b
  je     L423
  movslq %eax,%r10
  movslq %esi,%r9
  movsd  0x0(%rbp,%r10,8),%xmm0
  comisd 0x0(%rbp,%r9,8),%xmm0
  seta   %r9b
  movzbl %r9b,%r9d
L423:
  cmp    %r14d,%esi
  setge  %r10b
  test   %dl,%r10b
  jne    L416
  test   %r9d,%r9d
  sete   %r15b
  mov    %eax,%r10d
  test   %r11b,%r15b
  je     L357
L416:
  movslq %eax,%r15
  movslq %edi,%r10
  movsd  0x0(%r13,%r15,8),%xmm0
  movsd  %xmm0,(%r12,%r10,8)
  movsd  0x0(%rbp,%r15,8),%xmm0
  movsd  %xmm0,(%rbx,%r10,8)
  lea    0x1(%rax),%r10d
  add    $0x1,%edi
L357:
  cmp    %r8d,%eax
  setge  %al
  test   %cl,%al
  jne    L257
  test   %r9b,%r11b
  je     L9
  jmp    L257
L113:
  mov    0x10(%rsp),%rax
  mov    (%rax),%eax
  cmp    %edi,%eax
  jle    L90
L132:
  mov    0x10(%rsp),%rax
  mov    (%rax),%eax
  mov    0x1c(%rsp),%esi
  lea    (%rsi,%rdi,1),%r8d
  cmp    %eax,%r8d
  cmovg  %eax,%r8d
  lea    (%rsi,%r8,1),%r14d
  cmp    %eax,%r14d
  cmovg  %eax,%r14d
  mov    %r8d,%esi
  mov    %edi,%eax
  jmp    L265
L90:
  shll   0x1c(%rsp)
  mov    0x1c(%rsp),%edi
  mov    %r12,%rdx
  mov    %r13,%r12
  cmp    %edi,%eax
  jle    L405
  mov    %rbp,%rax
  mov    %rbx,%rbp
  mov    %rax,%rbx
  mov    %rdx,%r13
L210:
  mov    $0x0,%edi
  jmp    L132
L405:
  cmp    $0x1,%eax
  jle    L362
  mov    $0x1,%eax
  mov    $0x1,%edx
  mov    0x10(%rsp),%rsi
  mov    0x78(%rsp),%rdi
  jmp    L212
L226:
  cmp    $0x1,%edx
  jle    L165
  lea    -0x1(%rdx),%ecx
  imul   %edx,%ecx
  mov    %ecx,%edx
  shr    $0x1f,%edx
  add    %ecx,%edx
  sar    %edx
  add    %edx,(%rdi)
  mov    $0x1,%edx
L165:
  add    $0x1,%rax
  cmp    %eax,(%rsi)
  jle    L38
L212:
  movsd  (%rbx,%rax,8),%xmm0
  ucomisd -0x8(%rbx,%rax,8),%xmm0
  jp     L226
  jne    L226
  add    $0x1,%edx
  jmp    L165
L362:
  mov    $0x1,%edx
L38:
  lea    -0x1(%rdx),%eax
  imul   %eax,%edx
  mov    %edx,%eax
  shr    $0x1f,%eax
  add    %edx,%eax
  sar    %eax
  mov    0x78(%rsp),%rbx
  add    %eax,(%rbx)
  mov    0x10(%rsp),%rax
  mov    (%rax),%eax
  pxor   %xmm1,%xmm1
  cvtsi2sd %eax,%xmm1
  mulsd  D9(%rip),%xmm1
  sub    $0x1,%eax
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  mulsd  %xmm0,%xmm1
  mov    0x20(%rsp),%rax
  movsd  %xmm1,(%rax)
  mov    0x8(%rsp),%rbx
  movsd  (%rbx),%xmm0
  addsd  %xmm0,%xmm0
  mov    0x70(%rsp),%rdi
  pxor   %xmm2,%xmm2
  cvtsi2sdl (%rdi),%xmm2
  addsd  %xmm2,%xmm0
  mov    0x78(%rsp),%rdi
  pxor   %xmm2,%xmm2
  cvtsi2sdl (%rdi),%xmm2
  addsd  %xmm2,%xmm0
  mov    0x80(%rsp),%rdi
  pxor   %xmm2,%xmm2
  cvtsi2sdl (%rdi),%xmm2
  subsd  %xmm2,%xmm0
  subsd  %xmm0,%xmm1
  movsd  %xmm1,(%rbx)
  movsd  (%rax),%xmm1
  mov    0x70(%rsp),%rax
  pxor   %xmm2,%xmm2
  cvtsi2sdl (%rax),%xmm2
  movapd %xmm1,%xmm0
  subsd  %xmm2,%xmm0
  mov    0x78(%rsp),%rax
  pxor   %xmm2,%xmm2
  cvtsi2sdl (%rax),%xmm2
  subsd  %xmm2,%xmm1
  mulsd  %xmm1,%xmm0
  pxor   %xmm1,%xmm1
  ucomisd %xmm0,%xmm1
  ja     L251
  sqrtsd %xmm0,%xmm0
L230:
  mov    0x20(%rsp),%rax
  movsd  %xmm0,(%rax)
  mov    0x8(%rsp),%rax
  movsd  (%rax),%xmm1
  divsd  %xmm0,%xmm1
  mov    0x28(%rsp),%rax
  movsd  %xmm1,(%rax)
  mov    %rbp,%rdi
  call   <free@plt>
  mov    %r13,%rdi
  call   <free@plt>
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L251:
  call   <sqrt@plt>
  jmp    L230
```

tool_calls: name: parse_data
arguments: tag: D9
data_type: f64

tool: D9: 0.5

assistant: ```c
void ktau(double *X, double *Y, int *N, double *tau, double *S, double *D, int *T, int *U, int *V) {
  int K, L, I, J, Iend, Jend;
  int i, j, m;
  double *Y2 = calloc(*N, sizeof(double));
  double *X2 = calloc(*N, sizeof(double));
  double *xptr, *yptr;
  bool Iflag, Jflag, Xflag;
  *S = 0.;
  *D = 0.;
  *T = 0;
  *U = 0;
  *V = 0;
  K = 1;
  do {
    L = 0;
    do {
      I = L;
      J = (I + K) < (*N) ? (I + K) : (*N);
      Iend = J;
      Jend = (J + K) < (*N) ? (J + K) : (*N);
      do {
        Iflag = (I < Iend);
        Jflag = (J < Jend);
        if (Iflag & Jflag) {
          Xflag = ((X[I] > X[J]) | ((X[I] == X[J]) & (Y[I] > Y[J])));
        } else {
          Xflag = false;
        }
        if ((Iflag & !Jflag) | (Iflag & Jflag & !Xflag)) {
          X2[L] = X[I];
          Y2[L] = Y[I];
          I++;
          L++;
        };
        if ((!Iflag && Jflag) | (Iflag && Jflag && Xflag)) {
          X2[L] = X[J];
          Y2[L] = Y[J];
          J++;
          L++;
        };
      } while (Iflag | Jflag);
    } while (L < *N);
    xptr = X;
    X = X2;
    X2 = xptr;
    yptr = Y;
    Y = Y2;
    Y2 = yptr;
    K *= 2;
  } while (K < *N);
  j = 1;
  m = 1;
  for (i = 1; i < *N; i++)
    if (X[i] == X[i - 1]) {
      j++;
      if (Y[i] == Y[i - 1])
        m++;
    } else if (j > 1) {
      *T += j * (j - 1) / 2;
      if (m > 1)
        *V += m * (m - 1) / 2;
      j = 1;
      m = 1;
    };
  *T += j * (j - 1) / 2;
  *V += m * (m - 1) / 2;
  K = 1;
  do {
    L = 0;
    do {
      I = L;
      J = (I + K) < (*N) ? (I + K) : (*N);
      Iend = J;
      Jend = (J + K) < (*N) ? (J + K) : (*N);
      do {
        Iflag = (I < Iend);
        Jflag = (J < Jend);
        if (Iflag & Jflag) {
          Xflag = (Y[I] > Y[J]);
        } else {
          Xflag = false;
        }
        if ((Iflag & !Jflag) | (Iflag & Jflag & !Xflag)) {
          X2[L] = X[I];
          Y2[L] = Y[I];
          I++;
          L++;
        };
        if ((!Iflag && Jflag) | (Iflag && Jflag && Xflag)) {
          X2[L] = X[J];
          Y2[L] = Y[J];
          *S += Iend - I;
          J++;
          L++;
        };
      } while ((Iflag | Jflag));
    } while (L < *N);
    xptr = X;
    X = X2;
    X2 = xptr;
    yptr = Y;
    Y = Y2;
    Y2 = yptr;
    K *= 2;
  } while (K < *N);
  j = 1;
  for (i = 1; i < *N; i++)
    if (Y[i] == Y[i - 1])
      j++;
    else if (j > 1) {
      *U += j * (j - 1) / 2;
      j = 1;
    };
  *U += j * (j - 1) / 2;
  *D = 0.5 * (*N) * (*N - 1);
  *S = *D - (2. * (*S) + *T + *U - *V);
  *D = sqrt((*D - *T) * (*D - *U));
  *tau = (*S) / (*D);
  free(Y2);
  free(X2);
}
```