user: Converte this assembly snippet into its equivalent C code:

```asm
<cyclic>:
  endbr64
  push   %r15
  mov    %rsi,%r11
  mov    %rdx,%r15
  push   %r14
  push   %r13
  push   %r12
  mov    %r9,%r12
  push   %rbp
  push   %rbx
  mov    %r8,%rbx
  sub    $0x38,%rsp
  mov    %rdi,0x8(%rsp)
  movss  %xmm0,0x14(%rsp)
  movss  %xmm1,0x10(%rsp)
  cmp    $0x2,%r9
  jbe    L227
L181:
  mov    %r12,%rsi
  mov    $0x1,%edi
  mov    %rcx,0x20(%rsp)
  mov    %r11,0x18(%rsp)
  call   <vector@plt>
  mov    %r12,%rsi
  mov    $0x1,%edi
  mov    %rax,%r14
  call   <vector@plt>
  mov    %r12,%rsi
  mov    $0x1,%edi
  mov    %rax,%r13
  call   <vector@plt>
  mov    0x18(%rsp),%r11
  cmp    $0x2,%r12
  movss  D29(%rip),%xmm3
  mov    0x20(%rsp),%rcx
  mov    %rax,%rbp
  movss  0x4(%r11),%xmm2
  movaps %xmm2,%xmm0
  movaps %xmm2,%xmm4
  addss  %xmm2,%xmm0
  xorps  %xmm3,%xmm4
  movss  %xmm0,0x4(%r14)
  movss  0x14(%rsp),%xmm0
  mulss  0x10(%rsp),%xmm0
  movss  (%r11,%r12,4),%xmm1
  xorps  %xmm3,%xmm0
  divss  %xmm2,%xmm0
  subss  %xmm0,%xmm1
  movss  %xmm1,(%r14,%r12,4)
  jbe    L153
  mov    %r14,%rax
  sub    %r11,%rax
  sub    $0x4,%rax
  cmp    $0x8,%rax
  jbe    L116
  lea    -0x3(%r12),%rax
  cmp    $0x2,%rax
  jbe    L116
  lea    -0x2(%r12),%rax
  mov    $0x8,%edx
  mov    %rax,%rsi
  shr    $0x2,%rsi
  shl    $0x4,%rsi
  add    $0x8,%rsi
  nopw   0x0(%rax,%rax,1)
L43:
  movups (%r11,%rdx,1),%xmm5
  movups %xmm5,(%r14,%rdx,1)
  add    $0x10,%rdx
  cmp    %rsi,%rdx
  jne    L43
  mov    %rax,%rdx
  and    $0xfffffffffffffffc,%rdx
  lea    0x2(%rdx),%rdi
  cmp    %rdx,%rax
  je     L56
  movss  (%r11,%rdi,4),%xmm0
  lea    0x0(,%rdi,4),%rsi
  movss  %xmm0,(%r14,%rdi,4)
  lea    0x3(%rdx),%rdi
  cmp    %rdi,%r12
  jbe    L56
  movss  0x4(%r11,%rsi,1),%xmm0
  add    $0x4,%rdx
  movss  %xmm0,0x4(%r14,%rsi,1)
  cmp    %rdx,%r12
  jbe    L56
  movss  0x8(%r11,%rsi,1),%xmm0
  movss  %xmm0,0x8(%r14,%rsi,1)
L56:
  mov    0x8(%rsp),%rdi
  mov    %r12,%r9
  mov    %rbx,%r8
  mov    %r15,%rdx
  mov    %r14,%rsi
  movss  %xmm2,0x18(%rsp)
  mov    %rax,0x28(%rsp)
  movss  %xmm4,0x20(%rsp)
  call   <tridag@plt>
  mov    0x28(%rsp),%rax
  lea    0x8(%r13),%rdi
  xor    %esi,%esi
  movss  0x20(%rsp),%xmm4
  movss  0x14(%rsp),%xmm7
  lea    0x0(,%rax,4),%rdx
  movss  %xmm4,0x4(%r13)
  movss  %xmm7,0x0(%r13,%r12,4)
  call   <memset@plt>
  movss  0x18(%rsp),%xmm2
L180:
  mov    0x8(%rsp),%rdi
  mov    %r12,%r9
  mov    %rbp,%r8
  mov    %r13,%rcx
  mov    %r15,%rdx
  mov    %r14,%rsi
  movss  %xmm2,0x14(%rsp)
  call   <tridag@plt>
  movss  0x10(%rsp),%xmm6
  movss  (%rbx,%r12,4),%xmm0
  movss  D29(%rip),%xmm3
  movss  0x14(%rsp),%xmm2
  mulss  %xmm6,%xmm0
  mulss  0x0(%rbp,%r12,4),%xmm6
  xorps  %xmm3,%xmm0
  divss  %xmm2,%xmm0
  movaps %xmm6,%xmm1
  xorps  %xmm3,%xmm1
  divss  %xmm2,%xmm1
  pxor   %xmm2,%xmm2
  addss  0x4(%rbx),%xmm0
  cvtss2sd 0x4(%rbp),%xmm2
  addsd  D15(%rip),%xmm2
  cvtss2sd %xmm0,%xmm0
  cvtss2sd %xmm1,%xmm1
  addsd  %xmm2,%xmm1
  divsd  %xmm1,%xmm0
  cvtsd2ss %xmm0,%xmm0
  test   %r12,%r12
  je     L110
  mov    %rbx,%rax
  sub    %rbp,%rax
  sub    $0x4,%rax
  cmp    $0x8,%rax
  jbe    L175
  cmp    $0x1,%r12
  je     L175
  lea    -0x1(%r12),%rax
  cmp    $0x2,%rax
  jbe    L205
  mov    %r12,%rdx
  movaps %xmm0,%xmm3
  mov    $0x4,%eax
  shr    $0x2,%rdx
  shufps $0x0,%xmm3,%xmm3
  shl    $0x4,%rdx
  add    $0x4,%rdx
  nopl   0x0(%rax,%rax,1)
L137:
  movups 0x0(%rbp,%rax,1),%xmm2
  movups (%rbx,%rax,1),%xmm1
  mulps  %xmm3,%xmm2
  subps  %xmm2,%xmm1
  movups %xmm1,(%rbx,%rax,1)
  add    $0x10,%rax
  cmp    %rdx,%rax
  jne    L137
  mov    %r12,%rsi
  and    $0xfffffffffffffffc,%rsi
  lea    0x1(%rsi),%rax
  mov    %rax,%rdx
  cmp    %rsi,%r12
  je     L110
  mov    %r12,%rcx
  sub    %rsi,%rcx
  cmp    $0x1,%rcx
  je     L183
L74:
  movq   0x0(%rbp,%rax,4),%xmm2
  movaps %xmm0,%xmm3
  lea    (%rbx,%rax,4),%rsi
  mov    %rcx,%rax
  shufps $0xe0,%xmm3,%xmm3
  movq   (%rsi),%xmm1
  and    $0xfffffffffffffffe,%rax
  mulps  %xmm3,%xmm2
  add    %rax,%rdx
  subps  %xmm2,%xmm1
  movlps %xmm1,(%rsi)
  cmp    %rax,%rcx
  je     L110
L183:
  mulss  0x0(%rbp,%rdx,4),%xmm0
  lea    (%rbx,%rdx,4),%rax
  movss  (%rax),%xmm1
  subss  %xmm0,%xmm1
  movss  %xmm1,(%rax)
L110:
  mov    %r12,%rdx
  mov    %rbp,%rdi
  mov    $0x1,%esi
  call   <free_vector@plt>
  mov    %r12,%rdx
  mov    %r13,%rdi
  mov    $0x1,%esi
  call   <free_vector@plt>
  add    $0x38,%rsp
  mov    %r12,%rdx
  mov    %r14,%rdi
  pop    %rbx
  mov    $0x1,%esi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    10a0 <free_vector@plt>
  nopl   0x0(%rax)
L227:
  lea    D12(%rip),%rdi
  mov    %rcx,0x20(%rsp)
  mov    %rsi,0x18(%rsp)
  call   <nrerror@plt>
  mov    0x20(%rsp),%rcx
  mov    0x18(%rsp),%r11
  jmp    L181
  nopl   (%rax)
L116:
  mov    $0x2,%eax
  nopl   (%rax)
L224:
  movss  (%r11,%rax,4),%xmm0
  movss  %xmm0,(%r14,%rax,4)
  add    $0x1,%rax
  cmp    %rax,%r12
  jne    L224
  lea    -0x2(%r12),%rax
  jmp    L56
  nopw   0x0(%rax,%rax,1)
L175:
  mov    $0x1,%eax
  nopl   (%rax)
L11:
  movss  0x0(%rbp,%rax,4),%xmm2
  movss  (%rbx,%rax,4),%xmm1
  mov    %rax,%rdx
  mulss  %xmm0,%xmm2
  subss  %xmm2,%xmm1
  movss  %xmm1,(%rbx,%rax,4)
  add    $0x1,%rax
  cmp    %rdx,%r12
  jne    L11
  jmp    L110
  nopl   0x0(%rax)
L153:
  mov    0x8(%rsp),%rdi
  mov    %r12,%r9
  mov    %rbx,%r8
  mov    %r15,%rdx
  mov    %r14,%rsi
  movss  %xmm4,0x20(%rsp)
  movss  %xmm2,0x18(%rsp)
  call   <tridag@plt>
  movss  0x20(%rsp),%xmm4
  movss  0x14(%rsp),%xmm7
  movss  0x18(%rsp),%xmm2
  movss  %xmm4,0x4(%r13)
  movss  %xmm7,0x0(%r13,%r12,4)
  jmp    L180
L205:
  mov    %r12,%rcx
  mov    $0x1,%edx
  mov    $0x1,%eax
  jmp    L74
```

tool_calls: name: read_data
arguments: tag: D29
type_guessed: byte[4]
name: read_data
arguments: tag: D15
type_guessed: f64
name: read_data
arguments: tag: D12
type_guessed: string

tool: {"D29": [0x00,0x00,0x00,0x80]}

tool: D15: 1

tool: D12: n too small in cyclic

assistant: ```c
void cyclic(float a[], float b[], float c[], float alpha, float beta, float r[], float x[], unsigned long n) {
  void tridag(float a[], float b[], float c[], float r[], float u[], unsigned long n);
  unsigned long i;
  float fact, gamma, *bb, *u, *z;
  if (n <= 2)
    nrerror("n too small in cyclic");
  bb = vector(1, n);
  u = vector(1, n);
  z = vector(1, n);
  gamma = -b[1];
  bb[1] = b[1] - gamma;
  bb[n] = b[n] - alpha * beta / gamma;
  for (i = 2; i < n; i++)
    bb[i] = b[i];
  tridag(a, bb, c, r, x, n);
  u[1] = gamma;
  u[n] = alpha;
  for (i = 2; i < n; i++)
    u[i] = 0.0;
  tridag(a, bb, c, u, z, n);
  fact = (x[1] + beta * x[n] / gamma) / (1.0 + z[1] + beta * z[n] / gamma);
  for (i = 1; i <= n; i++)
    x[i] -= fact * z[i];
  free_vector(z, 1, n);
  free_vector(u, 1, n);
  free_vector(bb, 1, n);
}
```