user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<create_spline>:
  endbr64
  push   %r14
  mov    %rdi,%r14
  push   %r13
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  mov    %rdx,%rbp
  push   %rbx
  lea    0x1(%rsi),%ebx
  imul   %esi,%ebx
  mov    $0x8,%esi
  mov    %ebx,%edi
  call   <calloc@plt>
  movsd  D12(%rip),%xmm7
  lea    -0x1(%r12),%r10d
  mov    %rax,%r13
  movsd  %xmm7,(%rax)
  cmp    $0x1,%r10d
  jle    L3
  mov    %r12d,%ecx
  movslq %r12d,%r8
  lea    -0x3(%r12),%r9d
  mov    %r14,%rax
  imul   %r12d,%ecx
  shl    $0x4,%r9
  lea    0x8(,%r8,8),%rdi
  movsd  D18(%rip),%xmm6
  movsd  D28(%rip),%xmm5
  lea    0x8(%r13),%rdx
  lea    0x0(%r13,%rdi,1),%rsi
  shl    $0x4,%r8
  lea    0x10(%r14,%r9,1),%r9
  movslq %ecx,%rcx
  lea    0x8(%r13,%rcx,8),%rcx
  nopl   (%rax)
L13:
  movsd  0x20(%rax),%xmm2
  movsd  0x10(%rax),%xmm0
  add    $0x10,%rax
  add    $0x8,%rcx
  movsd  -0x10(%rax),%xmm8
  movsd  0x8(%rax),%xmm1
  movapd %xmm2,%xmm4
  movsd  -0x8(%rax),%xmm10
  movapd %xmm0,%xmm3
  subsd  %xmm0,%xmm4
  movsd  0x18(%rax),%xmm0
  subsd  %xmm8,%xmm3
  subsd  %xmm8,%xmm2
  subsd  %xmm1,%xmm0
  subsd  %xmm10,%xmm1
  movapd %xmm3,%xmm9
  movapd %xmm3,%xmm11
  addsd  %xmm4,%xmm9
  divsd  %xmm4,%xmm0
  divsd  %xmm3,%xmm1
  divsd  %xmm9,%xmm11
  subsd  %xmm1,%xmm0
  mulsd  %xmm5,%xmm0
  divsd  %xmm2,%xmm0
  movsd  %xmm11,(%rdx)
  movapd %xmm4,%xmm11
  movsd  %xmm6,(%rsi)
  add    %rdi,%rsi
  divsd  %xmm9,%xmm11
  movsd  %xmm11,(%r8,%rdx,1)
  add    %rdi,%rdx
  movsd  %xmm0,-0x8(%rcx)
  cmp    %rax,%r9
  jne    L13
L3:
  lea    (%r12,%r12,1),%eax
  mov    %r12d,%esi
  mov    %r13,%rdi
  sub    %eax,%ebx
  add    %r10d,%ebx
  movslq %ebx,%rbx
  movsd  %xmm7,0x0(%r13,%rbx,8)
  call   <NUM_print_matrix@plt>
  mov    %r12d,%edx
  mov    %rbp,%rsi
  mov    %r13,%rdi
  call   <NUM_lu@plt>
  mov    %r12d,%esi
  mov    %rbp,%rdi
  call   <NUM_print_vec@plt>
  mov    %r13,%rdi
  call   <free@plt>
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

tool_calls: name: extract_symbolic_data
arguments: tag: D12
type: byte[8]
name: extract_symbolic_data
arguments: tag: D18
type: byte[8]
name: extract_symbolic_data
arguments: tag: D28
type: byte[8]

tool: {"D12": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0x3f]}

tool: {"D18": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40]}

tool: {"D28": [0x00,0x00,0x00,0x00,0x00,0x00,0x18,0x40]}

assistant: ```c
int create_spline(double *data, int n_point, double *spline) {
  int i;
  int col;
  double hi0, hi1, hi2;
  double fi0, fi1, fi2;
  double *matrix;
  col = 2;
  matrix = (double *)calloc(n_point * (n_point + 1), sizeof(double));
  matrix[0 + 0] = 1;
  for (i = 1; i < n_point - 1; i++) {
    hi0 = data[0 + (i + 0) * col] - data[0 + (i - 1) * col];
    hi1 = data[0 + (i + 1) * col] - data[0 + (i - 0) * col];
    hi2 = data[0 + (i + 1) * col] - data[0 + (i - 1) * col];
    fi0 = data[1 + (i - 1) * col];
    fi1 = data[1 + (i - 0) * col];
    fi2 = data[1 + (i + 1) * col];
    matrix[i + (i - 1) * n_point] = hi0 / (hi0 + hi1);
    matrix[i + (i - 0) * n_point] = 2;
    matrix[i + (i + 1) * n_point] = hi1 / (hi0 + hi1);
    matrix[i + n_point * n_point] = 6 * ((fi2 - fi1) / hi1 - (fi1 - fi0) / hi0) / hi2;
  }
  matrix[n_point - 1 + (n_point - 1) * n_point] = 1;
  NUM_print_matrix(matrix, n_point);
  NUM_lu(matrix, spline, n_point);
  NUM_print_vec(spline, n_point);
  free(matrix);
  return 0;
}
```