user: 这段汇编代码用C语言表示是什么样的？

```asm
<fast_expansion_sum>:
  endbr64
  push   %rbx
  mov    %rsi,%r10
  mov    %edx,%esi
  mov    %rcx,%r9
  movsd  (%rcx),%xmm1
  movsd  (%r10),%xmm0
  comisd %xmm0,%xmm1
  seta   %dl
  movapd %xmm0,%xmm2
  xorpd  D26(%rip),%xmm2
  comisd %xmm2,%xmm1
  seta   %al
  cmp    %al,%dl
  je     L54
  movapd %xmm1,%xmm0
  mov    $0x1,%ecx
  mov    $0x0,%r11d
L68:
  cmp    %edi,%r11d
  jge    L92
  cmp    %esi,%ecx
  jge    L92
  movslq %ecx,%rax
  movsd  (%r9,%rax,8),%xmm1
  movslq %r11d,%rax
  movsd  (%r10,%rax,8),%xmm2
  comisd %xmm2,%xmm1
  seta   %dl
  movapd %xmm2,%xmm3
  xorpd  D26(%rip),%xmm3
  comisd %xmm3,%xmm1
  seta   %al
  cmp    %al,%dl
  je     L125
  movapd %xmm1,%xmm2
  addsd  %xmm0,%xmm2
  movapd %xmm2,%xmm3
  subsd  %xmm1,%xmm3
  subsd  %xmm3,%xmm0
  movapd %xmm0,%xmm1
  add    $0x1,%ecx
  movapd %xmm2,%xmm0
L23:
  movsd  %xmm1,(%r8)
  cmp    %edi,%r11d
  jge    L81
  cmp    %esi,%ecx
  jge    L81
  mov    $0x2,%edx
  movq   D26(%rip),%xmm5
  jmp    L73
L54:
  mov    $0x0,%ecx
  mov    $0x1,%r11d
  jmp    L68
L125:
  movapd %xmm2,%xmm3
  addsd  %xmm0,%xmm3
  movapd %xmm3,%xmm4
  subsd  %xmm2,%xmm4
  subsd  %xmm4,%xmm0
  movapd %xmm0,%xmm1
  add    $0x1,%r11d
  movapd %xmm3,%xmm0
  jmp    L23
L70:
  movapd %xmm2,%xmm1
  addsd  %xmm0,%xmm1
  movapd %xmm1,%xmm3
  subsd  %xmm0,%xmm3
  movapd %xmm1,%xmm4
  subsd  %xmm3,%xmm4
  subsd  %xmm4,%xmm0
  subsd  %xmm3,%xmm2
  addsd  %xmm2,%xmm0
  movsd  %xmm0,-0x8(%r8,%rdx,8)
  add    $0x1,%r11d
  movapd %xmm1,%xmm0
L43:
  mov    %edx,%eax
  add    $0x1,%rdx
  cmp    %edi,%r11d
  jge    L34
  cmp    %esi,%ecx
  jge    L34
L73:
  movslq %ecx,%rax
  movsd  (%r9,%rax,8),%xmm1
  movslq %r11d,%rax
  movsd  (%r10,%rax,8),%xmm2
  comisd %xmm2,%xmm1
  seta   %bl
  movapd %xmm2,%xmm3
  xorpd  %xmm5,%xmm3
  comisd %xmm3,%xmm1
  seta   %al
  cmp    %al,%bl
  je     L70
  movapd %xmm1,%xmm2
  addsd  %xmm0,%xmm2
  movapd %xmm2,%xmm3
  subsd  %xmm0,%xmm3
  movapd %xmm2,%xmm4
  subsd  %xmm3,%xmm4
  subsd  %xmm4,%xmm0
  subsd  %xmm3,%xmm1
  addsd  %xmm1,%xmm0
  movsd  %xmm0,-0x8(%r8,%rdx,8)
  add    $0x1,%ecx
  movapd %xmm2,%xmm0
  jmp    L43
L92:
  mov    $0x0,%eax
L34:
  cmp    %r11d,%edi
  jle    L10
  movslq %r11d,%rdx
  movslq %eax,%rbx
  sub    %rdx,%rbx
  lea    (%r8,%rbx,8),%rbx
L107:
  movsd  (%r10,%rdx,8),%xmm2
  movapd %xmm0,%xmm1
  addsd  %xmm2,%xmm0
  movapd %xmm0,%xmm3
  subsd  %xmm1,%xmm3
  movapd %xmm0,%xmm4
  subsd  %xmm3,%xmm4
  subsd  %xmm4,%xmm1
  subsd  %xmm3,%xmm2
  addsd  %xmm2,%xmm1
  movsd  %xmm1,(%rbx,%rdx,8)
  add    $0x1,%rdx
  cmp    %edx,%edi
  jg     L107
  add    %edi,%eax
  sub    %r11d,%eax
L10:
  cmp    %ecx,%esi
  jle    L80
  movslq %ecx,%rdx
  movslq %eax,%rdi
  sub    %rdx,%rdi
  lea    (%r8,%rdi,8),%rdi
L130:
  movsd  (%r9,%rdx,8),%xmm2
  movapd %xmm0,%xmm1
  addsd  %xmm2,%xmm0
  movapd %xmm0,%xmm3
  subsd  %xmm1,%xmm3
  movapd %xmm0,%xmm4
  subsd  %xmm3,%xmm4
  subsd  %xmm4,%xmm1
  subsd  %xmm3,%xmm2
  addsd  %xmm2,%xmm1
  movsd  %xmm1,(%rdi,%rdx,8)
  add    $0x1,%rdx
  cmp    %edx,%esi
  jg     L130
  sub    %ecx,%esi
  add    %esi,%eax
L80:
  movslq %eax,%rdx
  movsd  %xmm0,(%r8,%rdx,8)
  add    $0x1,%eax
  pop    %rbx
  ret
L81:
  mov    $0x1,%eax
  jmp    L34
```

tool_calls: name: retrieve_data
arguments: tag: D26
type_infered: byte[16]

tool: {"D26": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

assistant: ```c
int fast_expansion_sum(int elen, double *e, int flen, double *f, double *h) {
  double Q;
  double Qnew;
  double bvirt;
  double avirt, bround, around;
  int eindex, findex, hindex;
  eindex = findex = 0;
  if (((f[findex]) > (e[eindex])) == ((f[findex]) > -(e[eindex]))) {
    Q = (e[eindex]);
    ++eindex;
  } else {
    Q = (f[findex]);
    ++findex;
  }
  hindex = 0;
  if ((eindex < elen) && (findex < flen)) {
    if (((f[findex]) > (e[eindex])) == ((f[findex]) > -(e[eindex]))) {
      Qnew = (double)((e[eindex]) + Q);
      bvirt = Qnew - (e[eindex]);
      h[0] = Q - bvirt;
      ++eindex;
    } else {
      Qnew = (double)((f[findex]) + Q);
      bvirt = Qnew - (f[findex]);
      h[0] = Q - bvirt;
      ++findex;
    }
    Q = Qnew;
    hindex = 1;
    while ((eindex < elen) && (findex < flen)) {
      if (((f[findex]) > (e[eindex])) == ((f[findex]) > -(e[eindex]))) {
        Qnew = (double)(Q + (e[eindex]));
        bvirt = (double)(Qnew - Q);
        avirt = Qnew - bvirt;
        bround = (e[eindex]) - bvirt;
        around = Q - avirt;
        h[hindex] = around + bround;
        ++eindex;
      } else {
        Qnew = (double)(Q + (f[findex]));
        bvirt = (double)(Qnew - Q);
        avirt = Qnew - bvirt;
        bround = (f[findex]) - bvirt;
        around = Q - avirt;
        h[hindex] = around + bround;
        ++findex;
      }
      Q = Qnew;
      hindex++;
    }
  }
  while (eindex < elen) {
    Qnew = (double)(Q + (e[eindex]));
    bvirt = (double)(Qnew - Q);
    avirt = Qnew - bvirt;
    bround = (e[eindex]) - bvirt;
    around = Q - avirt;
    h[hindex] = around + bround;
    ++eindex;
    Q = Qnew;
    hindex++;
  }
  while (findex < flen) {
    Qnew = (double)(Q + (f[findex]));
    bvirt = (double)(Qnew - Q);
    avirt = Qnew - bvirt;
    bround = (f[findex]) - bvirt;
    around = Q - avirt;
    h[hindex] = around + bround;
    ++findex;
    Q = Qnew;
    hindex++;
  }
  h[hindex] = Q;
  return hindex + 1;
}
```