user: 下面的汇编指令对应的C源代码是什么：

```asm
<levnsn>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %edi,%r13d
  mov    %rsi,%rbx
  mov    %rdx,%rsi
  mov    %rcx,%rbp
  mov    %r8,%r12
  test   %edi,%edi
  jle    L133
  mov    %edi,%edx
  mov    $0x0,%eax
L141:
  movq   $0x0,(%rsi,%rax,8)
  movq   $0x0,0x0(%rbp,%rax,8)
  movq   $0x0,(%r12,%rax,8)
  add    $0x1,%rax
  cmp    %rdx,%rax
  jne    L141
  mov    %r13d,%r14d
L49:
  movsd  (%rbx),%xmm1
  movsd  %xmm1,0x0(%rbp)
  movsd  0x8(%rbx),%xmm0
  xorpd  D11(%rip),%xmm0
  divsd  %xmm1,%xmm0
  movapd %xmm0,%xmm3
  mulsd  %xmm0,%xmm3
  movsd  D45(%rip),%xmm2
  subsd  %xmm3,%xmm2
  mulsd  %xmm1,%xmm2
  movsd  %xmm2,0x8(%rbp)
  movsd  %xmm0,0x8(%rsi)
  movsd  %xmm0,0x8(%r12)
  movsd  D55(%rip),%xmm0
  comisd %xmm2,%xmm0
  ja     L138
  cmp    $0x2,%r13d
  jle    L138
  lea    0x10(%rsi),%rcx
  add    $0x8,%rbx
  mov    %r13d,%r13d
  mov    $0x2,%r8d
  pxor   %xmm8,%xmm8
  movq   D11(%rip),%xmm6
  mov    $0xfffffffe,%r15d
  sub    %r14d,%r15d
  movsd  D45(%rip),%xmm5
  movapd %xmm8,%xmm4
  movapd %xmm6,%xmm7
  movapd %xmm0,%xmm3
  jmp    L65
L133:
  mov    $0x0,%r14d
  jmp    L49
L47:
  movapd %xmm8,%xmm1
  addsd  0x8(%rbx),%xmm1
  xorpd  D11(%rip),%xmm1
  divsd  %xmm2,%xmm1
  movsd  %xmm1,(%r12,%r8,8)
L122:
  movsd  %xmm1,(%rcx)
  mulsd  %xmm1,%xmm1
  movapd %xmm5,%xmm0
  subsd  %xmm1,%xmm0
  mulsd  %xmm0,%xmm2
  movsd  %xmm2,0x0(%rbp,%r8,8)
  comisd %xmm2,%xmm4
  ja     L153
L110:
  comisd %xmm2,%xmm3
  ja     L138
  add    $0x1,%r8
  add    $0x8,%rcx
  add    $0x8,%rbx
  cmp    %r13,%r8
  je     L138
L65:
  mov    %r8d,%edx
  mov    %r8d,%r10d
  lea    0x8(%rsi),%rax
  mov    %rbx,%rdi
  cmp    $0x1,%r8d
  jle    L47
  mov    %rbx,%r9
  pxor   %xmm1,%xmm1
L8:
  add    $0x8,%rax
  sub    $0x8,%r9
  movsd  -0x8(%rax),%xmm0
  mulsd  0x8(%r9),%xmm0
  addsd  %xmm0,%xmm1
  cmp    %rcx,%rax
  jne    L8
  addsd  0x8(%rdi),%xmm1
  xorpd  %xmm6,%xmm1
  divsd  %xmm2,%xmm1
  movsd  %xmm1,(%r12,%r8,8)
  mov    %r10d,%edi
  shr    $0x1f,%edi
  add    %r10d,%edi
  sar    %edi
  movsd  0x8(%rsi),%xmm0
  lea    -0x8(%rcx),%r10
  mov    %rcx,%r11
  movsd  -0x8(%rcx),%xmm10
  movapd %xmm1,%xmm9
  mulsd  %xmm10,%xmm9
  addsd  %xmm0,%xmm9
  movsd  %xmm9,0x8(%rsi)
  lea    -0x1(%rdx),%eax
  cmp    %eax,%r14d
  je     L122
  lea    (%r15,%rdx,1),%r9d
  add    $0x3,%r9
  mov    $0x2,%eax
  mov    $0x0,%edx
L34:
  mulsd  %xmm1,%xmm0
  addsd  %xmm10,%xmm0
  movsd  %xmm0,(%r10,%rdx,1)
  cmp    %eax,%edi
  jl     L122
  movsd  (%rsi,%rax,8),%xmm0
  movsd  -0x10(%r11,%rdx,1),%xmm10
  movapd %xmm10,%xmm9
  mulsd  %xmm1,%xmm9
  addsd  %xmm0,%xmm9
  movsd  %xmm9,(%rsi,%rax,8)
  sub    $0x8,%rdx
  add    $0x1,%rax
  cmp    %r9,%rax
  jne    L34
  jmp    L122
L153:
  xorpd  %xmm7,%xmm2
  jmp    L110
L138:
  mov    $0x0,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D11
datatype: f32[4]
name: disassemble_data
arguments: data_tag: D45
datatype: f64
name: disassemble_data
arguments: data_tag: D55
datatype: byte[8]

tool: {"D11": [0.0,-0.0,0.0,0.0]}

tool: D45: 1

tool: {"D55": [0x7b,0x14,0xae,0x47,0xe1,0x7a,0x84,0x3f]}

assistant: ```c
int levnsn(n, r, a, e, refl)
int n;
double r[], a[], e[], refl[];
{
  int k, km1, i, kmi, j;
  double ai, akk, err, err1, r0, t, akmi;
  double *pa, *pr;
  for (i = 0; i < n; i++) {
    a[i] = 0.0;
    e[i] = 0.0;
    refl[i] = 0.0;
  }
  r0 = r[0];
  e[0] = r0;
  err = r0;
  akk = -r[1] / err;
  err = (1.0 - akk * akk) * err;
  e[1] = err;
  a[1] = akk;
  refl[1] = akk;
  if (err < 1.0e-2)
    return 0;
  for (k = 2; k < n; k++) {
    t = 0.0;
    pa = &a[1];
    pr = &r[k - 1];
    for (j = 1; j < k; j++)
      t += *pa++ * *pr--;
    akk = -(r[k] + t) / err;
    refl[k] = akk;
    km1 = k / 2;
    for (j = 1; j <= km1; j++) {
      kmi = k - j;
      ai = a[j];
      akmi = a[kmi];
      a[j] = ai + akk * akmi;
      if (i == kmi)
        goto nxtk;
      a[kmi] = akmi + akk * ai;
    }
  nxtk:
    a[k] = akk;
    err1 = (1.0 - akk * akk) * err;
    e[k] = err1;
    if (err1 < 0)
      err1 = -err1;
    if (err1 < 1.0e-2)
      return 0;
    err = err1;
  }
  return 0;
}
```