user: Demonstrate the C code that generates the assembly output below:

```asm
<symeigen>:
  endbr64
  push   %r15
  movslq %edx,%r15
  push   %r14
  mov    %rsi,%r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %edx,%ebx
  sub    $0x38,%rsp
  mov    %rdi,0x18(%rsp)
  test   %edx,%edx
  jle    L62
  mov    0x18(%rsp),%rcx
  movsd  D36(%rip),%xmm1
  xor    %edx,%edx
  pxor   %xmm2,%xmm2
  lea    0x0(,%r15,8),%rsi
  xchg   %ax,%ax
L127:
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L15:
  movapd %xmm1,%xmm0
  cmp    %eax,%edx
  je     L132
  movapd %xmm2,%xmm0
L132:
  movsd  %xmm0,(%rcx,%rax,8)
  add    $0x1,%rax
  cmp    %r15,%rax
  jne    L15
  add    $0x1,%edx
  add    %rsi,%rcx
  cmp    %edx,%ebx
  jne    L127
L62:
  movq   D18(%rip),%xmm2
  shl    $0x3,%r15
  test   %ebx,%ebx
  jle    L116
L22:
  lea    -0x1(%rbx),%eax
  mov    $0x1,%esi
  mov    %ebx,%edi
  mov    %r14,%rdx
  mov    %rax,0x10(%rsp)
  pxor   %xmm1,%xmm1
  xor    %r13d,%r13d
  xor    %ebp,%ebp
  lea    -0x1(%rsi),%ecx
  cmp    %rsi,%rdi
  je     L2
  nopl   0x0(%rax,%rax,1)
L78:
  mov    %rsi,%rax
  nopl   0x0(%rax,%rax,1)
L44:
  movsd  (%rdx,%rax,8),%xmm0
  andpd  %xmm2,%xmm0
  comisd %xmm1,%xmm0
  jbe    L34
  movapd %xmm0,%xmm1
  movslq %eax,%r13
  mov    %ecx,%ebp
L34:
  add    $0x1,%rax
  cmp    %eax,%ebx
  jg     L44
  add    $0x1,%rsi
  add    %r15,%rdx
  lea    -0x1(%rsi),%ecx
  cmp    %rsi,%rdi
  jne    L78
L2:
  movsd  D51(%rip),%xmm4
  comisd %xmm1,%xmm4
  ja     L116
  mov    %ebx,%r9d
  mov    %ebx,%r12d
  imul   %ebp,%r9d
  imul   %r13d,%r12d
  lea    (%r9,%rbp,1),%edx
  mov    %r9d,0xc(%rsp)
  lea    (%r12,%r13,1),%eax
  movslq %edx,%rdx
  cltq
  movsd  (%r14,%rdx,8),%xmm0
  subsd  (%r14,%rax,8),%xmm0
  lea    (%r9,%r13,1),%eax
  cltq
  movsd  (%r14,%rax,8),%xmm1
  addsd  %xmm1,%xmm1
  cvttsd2si %xmm1,%edi
  call   <atan2@plt>
  lea    0x28(%rsp),%rdi
  lea    0x20(%rsp),%rsi
  mulsd  D56(%rip),%xmm0
  call   <sincos@plt>
  movsd  0x28(%rsp),%xmm4
  movslq %ebp,%r8
  xor    %edx,%edx
  movsd  0x20(%rsp),%xmm1
  movslq 0xc(%rsp),%r9
  lea    (%r14,%r8,8),%rax
  sub    %r8,%r13
  movapd %xmm4,%xmm5
  movq   D18(%rip),%xmm2
  xorpd  D0(%rip),%xmm5
  xchg   %ax,%ax
L56:
  movsd  (%rax),%xmm0
  movsd  (%rax,%r13,8),%xmm3
  add    $0x1,%edx
  movapd %xmm0,%xmm6
  movapd %xmm3,%xmm7
  mulsd  %xmm5,%xmm6
  mulsd  %xmm1,%xmm7
  mulsd  %xmm1,%xmm0
  mulsd  %xmm4,%xmm3
  addsd  %xmm7,%xmm6
  addsd  %xmm3,%xmm0
  movsd  %xmm6,(%rax,%r13,8)
  movsd  %xmm0,(%rax)
  add    %r15,%rax
  cmp    %edx,%ebx
  jne    L56
  mov    0x10(%rsp),%rdi
  lea    0x0(,%r9,8),%rax
  movslq %r12d,%rcx
  lea    (%r14,%rax,1),%rdx
  sub    %r9,%rcx
  add    %r9,%rdi
  shl    $0x3,%rdi
  lea    0x8(%r14,%rdi,1),%rsi
  nopl   0x0(%rax)
L122:
  movsd  (%rdx),%xmm0
  movsd  (%rdx,%rcx,8),%xmm3
  movapd %xmm0,%xmm6
  movapd %xmm3,%xmm7
  mulsd  %xmm5,%xmm6
  mulsd  %xmm1,%xmm7
  mulsd  %xmm1,%xmm0
  mulsd  %xmm4,%xmm3
  addsd  %xmm7,%xmm6
  addsd  %xmm3,%xmm0
  movsd  %xmm6,(%rdx,%rcx,8)
  add    $0x8,%rdx
  movsd  %xmm0,-0x8(%rdx)
  cmp    %rdx,%rsi
  jne    L122
  mov    0x18(%rsp),%rsi
  add    %rsi,%rax
  lea    0x8(%rsi,%rdi,1),%rdx
  nopl   0x0(%rax)
L96:
  movsd  (%rax),%xmm0
  movsd  (%rax,%rcx,8),%xmm3
  movapd %xmm0,%xmm6
  movapd %xmm3,%xmm7
  mulsd  %xmm5,%xmm6
  mulsd  %xmm1,%xmm7
  mulsd  %xmm1,%xmm0
  mulsd  %xmm4,%xmm3
  addsd  %xmm7,%xmm6
  addsd  %xmm3,%xmm0
  movsd  %xmm6,(%rax,%rcx,8)
  add    $0x8,%rax
  movsd  %xmm0,-0x8(%rax)
  cmp    %rax,%rdx
  jne    L96
  test   %ebx,%ebx
  jg     L22
L116:
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D36
type_guessed: f32[2]
name: unpack_data
arguments: data_label: D18
type_guessed: qword
name: unpack_data
arguments: data_label: D51
type_guessed: byte[8]
name: unpack_data
arguments: data_label: D56
type_guessed: f64
name: unpack_data
arguments: data_label: D0
type_guessed: f32[4]

tool: {"D36": [0.0,1.875]}

tool: D18: 9223372036854775807

tool: {"D51": [0x95,0x64,0x79,0xe1,0x7f,0xfd,0xa5,0x3d]}

tool: D56: 0.5

tool: {"D0": [0.0,-0.0,0.0,0.0]}

assistant: ```c
void symeigen(double *out, double *cov, int support) {
  int i;
  int j;
  int k;
  for (i = 0; i < support; i++)
    for (j = 0; j < support; j++)
      out[i * support + j] = i == j;
  for (;;) {
    double mod = 0.;
    for (i = 0, j = 0, k = 0; k < support; k++) {
      int m;
      for (m = k + 1; m < support; m++) {
        double q;
        q = fabs(cov[k * support + m]);
        if (q > mod) {
          mod = q;
          i = k;
          j = m;
        }
      }
    }
    if (mod < 1E-11)
      break;
    {
      double th = 0.5 * atan2(2 * cov[i * support + j], cov[i * support + i] - cov[j * support + j]);
      double c = cos(th);
      double s = sin(th);
      for (k = 0; k < support; k++) {
        double t;
        t = c * cov[k * support + i] + s * cov[k * support + j];
        cov[k * support + j] = -s * cov[k * support + i] + c * cov[k * support + j];
        cov[k * support + i] = t;
      }
      for (k = 0; k < support; k++) {
        double t;
        t = c * cov[i * support + k] + s * cov[j * support + k];
        cov[j * support + k] = -s * cov[i * support + k] + c * cov[j * support + k];
        cov[i * support + k] = t;
      }
      for (k = 0; k < support; k++) {
        double t;
        t = c * out[i * support + k] + s * out[j * support + k];
        out[j * support + k] = -s * out[i * support + k] + c * out[j * support + k];
        out[i * support + k] = t;
      }
    }
  }
}
```