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

```asm
<bitrv2conj>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x448,%rsp
  mov    %rdx,%rax
  mov    %fs:0x28,%rdx
  mov    %rdx,0x438(%rsp)
  xor    %edx,%edx
  movl   $0x0,0x30(%rsp)
  cmp    $0x8,%edi
  jle    L81
  mov    $0x1,%r9d
  lea    0x34(%rsp),%r10
  jmp    L83
L35:
  mov    %ebx,%r9d
L83:
  sar    %edi
  test   %r9d,%r9d
  jle    L39
  lea    0x30(%rsp),%rdx
  lea    -0x1(%r9),%ecx
  lea    (%r10,%rcx,4),%r8
  movslq %r9d,%rsi
L182:
  mov    %edi,%ecx
  add    (%rdx),%ecx
  mov    %ecx,(%rdx,%rsi,4)
  add    $0x4,%rdx
  cmp    %r8,%rdx
  jne    L182
L39:
  lea    (%r9,%r9,1),%ebx
  shl    $0x4,%r9d
  cmp    %edi,%r9d
  jl     L35
  lea    (%rbx,%rbx,1),%r10d
  je     L78
L189:
  movsd  0x8(%rax),%xmm0
  movq   D2(%rip),%xmm1
  xorpd  %xmm1,%xmm0
  movsd  %xmm0,0x8(%rax)
  movslq %r10d,%r12
  lea    0x8(%rax,%r12,8),%rdx
  movsd  (%rdx),%xmm0
  xorpd  %xmm1,%xmm0
  movsd  %xmm0,(%rdx)
  cmp    $0x1,%ebx
  jle    L1
  lea    0x34(%rsp),%r8
  mov    $0x2,%ebp
  mov    $0x1,%r11d
  movapd %xmm1,%xmm0
  movapd %xmm1,%xmm5
  jmp    L213
L78:
  test   %ebx,%ebx
  jle    L1
L154:
  lea    0x0(,%rbx,4),%ecx
  mov    $0x0,%r13d
  mov    $0x0,%r14d
  movq   D2(%rip),%xmm3
  movslq %r10d,%rdi
  mov    %rdi,0x10(%rsp)
  lea    (%rdi,%rdi,1),%rsi
  mov    %rsi,0x18(%rsp)
  add    %rsi,%rdi
  mov    %rdi,0x20(%rsp)
  lea    0x10(%rax),%rdi
  mov    %rdi,0x28(%rsp)
  movapd %xmm3,%xmm0
  mov    %ebx,0xc(%rsp)
  mov    %ecx,%ebx
  jmp    L23
L95:
  mov    $0x1,%ebx
  mov    $0x2,%r10d
  jmp    L154
L30:
  lea    (%r14,%r14,1),%r12d
  lea    0x30(%rsp),%r11
  movslq 0x34(%rsp,%r13,2),%rdx
  lea    (%rax,%rdx,8),%rcx
  mov    0x10(%rsp),%rdi
  lea    (%rdx,%rdi,1),%rsi
  lea    (%rax,%rsi,8),%r8
  mov    0x18(%rsp),%rdi
  lea    (%rdx,%rdi,1),%rsi
  lea    (%rax,%rsi,8),%rdi
  mov    0x20(%rsp),%rsi
  add    %rdx,%rsi
  lea    (%rax,%rsi,8),%rsi
  add    %r13,%rdx
  mov    0x28(%rsp),%r15
  lea    (%r15,%rdx,8),%rbp
L44:
  mov    %r12d,%edx
  add    (%r11),%edx
  movsd  (%rcx),%xmm4
  movsd  0x8(%rcx),%xmm1
  xorpd  %xmm0,%xmm1
  movslq %edx,%r9
  shl    $0x3,%r9
  lea    (%rax,%r9,1),%r15
  movsd  (%r15),%xmm5
  lea    0x8(%rax,%r9,1),%r9
  movsd  (%r9),%xmm2
  xorpd  %xmm0,%xmm2
  movsd  %xmm5,(%rcx)
  movsd  %xmm2,0x8(%rcx)
  movsd  %xmm4,(%r15)
  movsd  %xmm1,(%r9)
  add    %ebx,%edx
  movsd  (%r8),%xmm4
  movsd  0x8(%r8),%xmm1
  xorpd  %xmm0,%xmm1
  movslq %edx,%r9
  shl    $0x3,%r9
  lea    (%rax,%r9,1),%r15
  movsd  (%r15),%xmm5
  lea    0x8(%rax,%r9,1),%r9
  movsd  (%r9),%xmm2
  xorpd  %xmm0,%xmm2
  movsd  %xmm5,(%r8)
  movsd  %xmm2,0x8(%r8)
  movsd  %xmm4,(%r15)
  movsd  %xmm1,(%r9)
  sub    %r10d,%edx
  movsd  (%rdi),%xmm4
  movsd  0x8(%rdi),%xmm1
  xorpd  %xmm0,%xmm1
  movslq %edx,%r9
  shl    $0x3,%r9
  lea    (%rax,%r9,1),%r15
  movsd  (%r15),%xmm5
  lea    0x8(%rax,%r9,1),%r9
  movsd  (%r9),%xmm2
  xorpd  %xmm0,%xmm2
  movsd  %xmm5,(%rdi)
  movsd  %xmm2,0x8(%rdi)
  movsd  %xmm4,(%r15)
  movsd  %xmm1,(%r9)
  movsd  (%rsi),%xmm4
  movsd  0x8(%rsi),%xmm1
  xorpd  %xmm0,%xmm1
  add    %ebx,%edx
  movslq %edx,%rdx
  shl    $0x3,%rdx
  lea    (%rax,%rdx,1),%r9
  movsd  (%r9),%xmm5
  lea    0x8(%rax,%rdx,1),%rdx
  movsd  (%rdx),%xmm2
  xorpd  %xmm0,%xmm2
  movsd  %xmm5,(%rsi)
  movsd  %xmm2,0x8(%rsi)
  movsd  %xmm4,(%r9)
  movsd  %xmm1,(%rdx)
  add    $0x4,%r11
  add    $0x10,%rcx
  add    $0x10,%r8
  add    $0x10,%rdi
  add    $0x10,%rsi
  cmp    %rbp,%rcx
  jne    L44
L92:
  add    $0x2,%r13
L23:
  mov    %r13d,%edx
  add    0x30(%rsp,%r13,2),%edx
  movslq %edx,%rcx
  lea    0x8(%rax,%rcx,8),%rcx
  movsd  (%rcx),%xmm1
  xorpd  %xmm3,%xmm1
  movsd  %xmm1,(%rcx)
  add    %r10d,%edx
  lea    (%r10,%rdx,1),%ecx
  movslq %edx,%rdx
  shl    $0x3,%rdx
  lea    (%rax,%rdx,1),%rdi
  movsd  (%rdi),%xmm4
  lea    0x8(%rax,%rdx,1),%r8
  movsd  (%r8),%xmm1
  xorpd  %xmm3,%xmm1
  movslq %ecx,%rdx
  shl    $0x3,%rdx
  lea    (%rax,%rdx,1),%rsi
  movsd  (%rsi),%xmm5
  lea    0x8(%rax,%rdx,1),%rdx
  movsd  (%rdx),%xmm2
  xorpd  %xmm3,%xmm2
  movsd  %xmm5,(%rdi)
  movsd  %xmm2,(%r8)
  movsd  %xmm4,(%rsi)
  movsd  %xmm1,(%rdx)
  add    %r10d,%ecx
  movslq %ecx,%rcx
  lea    0x8(%rax,%rcx,8),%rdx
  movsd  (%rdx),%xmm1
  xorpd  %xmm3,%xmm1
  movsd  %xmm1,(%rdx)
  add    $0x1,%r14d
  cmp    %r14d,0xc(%rsp)
  je     L1
  test   %r14d,%r14d
  jg     L30
  jmp    L92
L99:
  mov    %ebp,%r9d
  lea    0x30(%rsp),%rdi
  movslq (%r8),%rdx
  lea    (%rax,%rdx,8),%rsi
  add    %r12,%rdx
  lea    (%rax,%rdx,8),%rcx
L74:
  mov    %r9d,%edx
  add    (%rdi),%edx
  movsd  (%rsi),%xmm3
  movsd  0x8(%rsi),%xmm1
  xorpd  %xmm0,%xmm1
  movslq %edx,%r13
  shl    $0x3,%r13
  lea    (%rax,%r13,1),%r14
  movsd  (%r14),%xmm4
  lea    0x8(%rax,%r13,1),%r13
  movsd  0x0(%r13),%xmm2
  xorpd  %xmm0,%xmm2
  movsd  %xmm4,(%rsi)
  movsd  %xmm2,0x8(%rsi)
  movsd  %xmm3,(%r14)
  movsd  %xmm1,0x0(%r13)
  movsd  (%rcx),%xmm3
  movsd  0x8(%rcx),%xmm1
  xorpd  %xmm0,%xmm1
  add    %r10d,%edx
  movslq %edx,%rdx
  shl    $0x3,%rdx
  lea    (%rax,%rdx,1),%r13
  movsd  0x0(%r13),%xmm4
  lea    0x8(%rax,%rdx,1),%rdx
  movsd  (%rdx),%xmm2
  xorpd  %xmm0,%xmm2
  movsd  %xmm4,(%rcx)
  movsd  %xmm2,0x8(%rcx)
  movsd  %xmm3,0x0(%r13)
  movsd  %xmm1,(%rdx)
  add    $0x4,%rdi
  add    $0x10,%rsi
  add    $0x10,%rcx
  cmp    %r8,%rdi
  jne    L74
L67:
  mov    %ebp,%edx
  add    (%r8),%edx
  movslq %edx,%rcx
  lea    0x8(%rax,%rcx,8),%rcx
  movsd  (%rcx),%xmm1
  xorpd  %xmm5,%xmm1
  movsd  %xmm1,(%rcx)
  add    %r10d,%edx
  movslq %edx,%rdx
  lea    0x8(%rax,%rdx,8),%rdx
  movsd  (%rdx),%xmm1
  xorpd  %xmm5,%xmm1
  movsd  %xmm1,(%rdx)
  add    $0x1,%r11d
  add    $0x4,%r8
  add    $0x2,%ebp
  cmp    %ebx,%r11d
  je     L1
L213:
  test   %r11d,%r11d
  jg     L99
  jmp    L67
L81:
  je     L95
  mov    $0x1,%ebx
  mov    $0x2,%r10d
  jmp    L189
L1:
  mov    0x438(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L45
  add    $0x448,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L45:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D2
type_guessed: byte[8]

tool: {"D2": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80]}

assistant: ```c
void bitrv2conj(int n, int *ip0, double *a) {
  int j, j1, k, k1, l, m, m2, ip[256];
  double xr, xi, yr, yi;
  (void)ip0;
  ip[0] = 0;
  l = n;
  m = 1;
  while ((m << 3) < l) {
    l >>= 1;
    for (j = 0; j < m; j++) {
      ip[m + j] = ip[j] + l;
    }
    m <<= 1;
  }
  m2 = 2 * m;
  if ((m << 3) == l) {
    for (k = 0; k < m; k++) {
      for (j = 0; j < k; j++) {
        j1 = 2 * j + ip[k];
        k1 = 2 * k + ip[j];
        xr = a[j1];
        xi = -a[j1 + 1];
        yr = a[k1];
        yi = -a[k1 + 1];
        a[j1] = yr;
        a[j1 + 1] = yi;
        a[k1] = xr;
        a[k1 + 1] = xi;
        j1 += m2;
        k1 += 2 * m2;
        xr = a[j1];
        xi = -a[j1 + 1];
        yr = a[k1];
        yi = -a[k1 + 1];
        a[j1] = yr;
        a[j1 + 1] = yi;
        a[k1] = xr;
        a[k1 + 1] = xi;
        j1 += m2;
        k1 -= m2;
        xr = a[j1];
        xi = -a[j1 + 1];
        yr = a[k1];
        yi = -a[k1 + 1];
        a[j1] = yr;
        a[j1 + 1] = yi;
        a[k1] = xr;
        a[k1 + 1] = xi;
        j1 += m2;
        k1 += 2 * m2;
        xr = a[j1];
        xi = -a[j1 + 1];
        yr = a[k1];
        yi = -a[k1 + 1];
        a[j1] = yr;
        a[j1 + 1] = yi;
        a[k1] = xr;
        a[k1 + 1] = xi;
      }
      k1 = 2 * k + ip[k];
      a[k1 + 1] = -a[k1 + 1];
      j1 = k1 + m2;
      k1 = j1 + m2;
      xr = a[j1];
      xi = -a[j1 + 1];
      yr = a[k1];
      yi = -a[k1 + 1];
      a[j1] = yr;
      a[j1 + 1] = yi;
      a[k1] = xr;
      a[k1 + 1] = xi;
      k1 += m2;
      a[k1 + 1] = -a[k1 + 1];
    }
  } else {
    a[1] = -a[1];
    a[m2 + 1] = -a[m2 + 1];
    for (k = 1; k < m; k++) {
      for (j = 0; j < k; j++) {
        j1 = 2 * j + ip[k];
        k1 = 2 * k + ip[j];
        xr = a[j1];
        xi = -a[j1 + 1];
        yr = a[k1];
        yi = -a[k1 + 1];
        a[j1] = yr;
        a[j1 + 1] = yi;
        a[k1] = xr;
        a[k1 + 1] = xi;
        j1 += m2;
        k1 += m2;
        xr = a[j1];
        xi = -a[j1 + 1];
        yr = a[k1];
        yi = -a[k1 + 1];
        a[j1] = yr;
        a[j1 + 1] = yi;
        a[k1] = xr;
        a[k1 + 1] = xi;
      }
      k1 = 2 * k + ip[k];
      a[k1 + 1] = -a[k1 + 1];
      a[k1 + m2 + 1] = -a[k1 + m2 + 1];
    }
  }
}
```