user: What is the c source code of the assembly code below?

```asm
<spline1>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x34(%rbp)
  mov    -0x34(%rbp),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  cltq
  shl    $0x3,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x34(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x34(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  cmpl   $0x3,-0x34(%rbp)
  jg     L35
  mov    -0x18(%rbp),%rax
  pxor   %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x10(%rbp),%rax
  movsd  D154(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  movsd  D170(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x30(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm0
  mov    -0x30(%rbp),%rax
  movsd  (%rax),%xmm2
  movapd %xmm0,%xmm1
  subsd  %xmm2,%xmm1
  movsd  D175(%rip),%xmm0
  mulsd  %xmm1,%xmm0
  mov    -0x28(%rbp),%rax
  movsd  %xmm0,(%rax)
  mov    -0x34(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movsd  D170(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x34(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movsd  D154(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x34(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  pxor   %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x34(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mov    -0x34(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x10(%rax),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm2
  movapd %xmm0,%xmm1
  subsd  %xmm2,%xmm1
  mov    -0x34(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movsd  D175(%rip),%xmm0
  mulsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  jmp    L21
L35:
  mov    -0x18(%rbp),%rax
  pxor   %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x10(%rbp),%rax
  movsd  D154(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  movsd  D166(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x30(%rbp),%rax
  movsd  (%rax),%xmm1
  movsd  D85(%rip),%xmm0
  mulsd  %xmm0,%xmm1
  mov    -0x30(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm2
  movsd  D166(%rip),%xmm0
  mulsd  %xmm2,%xmm0
  addsd  %xmm0,%xmm1
  mov    -0x30(%rbp),%rax
  add    $0x10,%rax
  movsd  (%rax),%xmm0
  addsd  %xmm1,%xmm0
  mov    -0x28(%rbp),%rax
  movsd  %xmm0,(%rax)
  mov    -0x34(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movsd  D166(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x34(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movsd  D154(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x34(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  pxor   %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x34(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm1
  movsd  D135(%rip),%xmm0
  mulsd  %xmm1,%xmm0
  mov    -0x34(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x10(%rax),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm2
  movsd  D166(%rip),%xmm1
  mulsd  %xmm2,%xmm1
  subsd  %xmm1,%xmm0
  mov    -0x34(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x18(%rax),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm1
  mov    -0x34(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  subsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
L21:
  movl   $0x1,-0x1c(%rbp)
  jmp    L2
L28:
  mov    -0x1c(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movsd  D170(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x1c(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movsd  D166(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x1c(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movsd  D170(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x1c(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mov    -0x1c(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm2
  movapd %xmm0,%xmm1
  subsd  %xmm2,%xmm1
  mov    -0x1c(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movsd  D175(%rip),%xmm0
  mulsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  addl   $0x1,-0x1c(%rbp)
L2:
  mov    -0x34(%rbp),%eax
  sub    $0x1,%eax
  cmp    %eax,-0x1c(%rbp)
  jl     L28
  mov    -0x34(%rbp),%edi
  mov    -0x8(%rbp),%rcx
  mov    -0x10(%rbp),%rdx
  mov    -0x18(%rbp),%rsi
  mov    -0x28(%rbp),%rax
  mov    %edi,%r8d
  mov    %rax,%rdi
  call   <thomas@plt>
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  nop
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D154
data_type: byte[8]
name: retrieve_data
arguments: data_label: D170
data_type: byte[8]
name: retrieve_data
arguments: data_label: D175
data_type: byte[8]
name: retrieve_data
arguments: data_label: D166
data_type: byte[8]
name: retrieve_data
arguments: data_label: D85
data_type: byte[8]
name: retrieve_data
arguments: data_label: D135
data_type: byte[8]

tool: {"D154": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40]}

tool: {"D170": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0x3f]}

tool: {"D175": [0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x40]}

tool: {"D166": [0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x40]}

tool: {"D85": [0x00,0x00,0x00,0x00,0x00,0x00,0x14,0xc0]}

tool: {"D135": [0x00,0x00,0x00,0x00,0x00,0x00,0x14,0x40]}

assistant: ```c
void spline1(double *D, const double *y, int n) {
  int i;
  double *a, *b, *c;
  a = malloc(3 * n * sizeof(double));
  b = a + n;
  c = b + n;
  if (n < 4) {
    a[0] = 0;
    b[0] = 2;
    c[0] = 1;
    D[0] = 3 * (y[1] - y[0]);
    a[n - 1] = 1;
    b[n - 1] = 2;
    c[n - 1] = 0;
    D[n - 1] = 3 * (y[n - 1] - y[n - 2]);
  } else {
    a[0] = 0;
    b[0] = 2;
    c[0] = 4;
    D[0] = -5 * y[0] + 4 * y[1] + y[2];
    a[n - 1] = 4;
    b[n - 1] = 2;
    c[n - 1] = 0;
    D[n - 1] = 5 * y[n - 1] - 4 * y[n - 2] - y[n - 3];
  }
  for (i = 1; i < n - 1; ++i) {
    a[i] = 1;
    b[i] = 4;
    c[i] = 1;
    D[i] = 3 * (y[i + 1] - y[i - 1]);
  }
  thomas(D, a, b, c, n);
  free(a);
}
```