user: Please show me the C implementation that matches the assembly code listed below:

```asm
<radb2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %rdx,-0x48(%rbp)
  mov    %rcx,-0x50(%rbp)
  mov    %r8,-0x58(%rbp)
  movq   $0x2,-0x20(%rbp)
  movq   $0x0,-0x28(%rbp)
  jmp    L93
L86:
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  imul   -0x38(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm1
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  add    $0x2,%rax
  imul   -0x38(%rbp),%rax
  sub    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mov    -0x38(%rbp),%rax
  imul   -0x28(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x50(%rbp),%rax
  add    %rdx,%rax
  addsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  imul   -0x38(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  add    $0x2,%rax
  imul   -0x38(%rbp),%rax
  sub    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm1
  mov    -0x28(%rbp),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  imul   -0x38(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x50(%rbp),%rax
  add    %rdx,%rax
  subsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  addq   $0x1,-0x28(%rbp)
L93:
  mov    -0x28(%rbp),%rax
  cmp    -0x40(%rbp),%rax
  jb     L86
  mov    -0x38(%rbp),%rax
  and    $0x1,%eax
  test   %rax,%rax
  jne    L81
  movq   $0x0,-0x28(%rbp)
  jmp    L7
L106:
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  add    $0x1,%rax
  imul   -0x38(%rbp),%rax
  sub    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mov    -0x28(%rbp),%rax
  add    $0x1,%rax
  imul   -0x38(%rbp),%rax
  sub    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x50(%rbp),%rax
  add    %rdx,%rax
  addsd  %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  add    $0x1,%rax
  imul   -0x38(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm1
  mov    -0x28(%rbp),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  add    $0x1,%rax
  imul   -0x38(%rbp),%rax
  sub    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x50(%rbp),%rax
  add    %rdx,%rax
  movsd  D6(%rip),%xmm0
  mulsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  addq   $0x1,-0x28(%rbp)
L7:
  mov    -0x28(%rbp),%rax
  cmp    -0x40(%rbp),%rax
  jb     L106
L81:
  cmpq   $0x2,-0x38(%rbp)
  jbe    L98
  movq   $0x0,-0x28(%rbp)
  jmp    L26
L8:
  movq   $0x2,-0x30(%rbp)
  jmp    L10
L38:
  mov    -0x38(%rbp),%rax
  sub    -0x30(%rbp),%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  imul   -0x38(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  sub    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm1
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  add    $0x1,%rax
  imul   -0x38(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  sub    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mov    -0x38(%rbp),%rax
  imul   -0x28(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  sub    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x50(%rbp),%rax
  add    %rdx,%rax
  addsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  imul   -0x38(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  sub    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  add    $0x1,%rax
  imul   -0x38(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  sub    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm1
  subsd  %xmm1,%xmm0
  movsd  %xmm0,-0x10(%rbp)
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  imul   -0x38(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm1
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  add    $0x1,%rax
  imul   -0x38(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  addsd  %xmm1,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  imul   -0x38(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  add    $0x1,%rax
  imul   -0x38(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm1
  mov    -0x38(%rbp),%rax
  imul   -0x28(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x50(%rbp),%rax
  add    %rdx,%rax
  subsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x30(%rbp),%rax
  sub    $0x2,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  movapd %xmm0,%xmm1
  mulsd  -0x8(%rbp),%xmm1
  mov    -0x30(%rbp),%rax
  sub    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mulsd  -0x10(%rbp),%xmm0
  mov    -0x28(%rbp),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  imul   -0x38(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x50(%rbp),%rax
  add    %rdx,%rax
  addsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x30(%rbp),%rax
  sub    $0x2,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mulsd  -0x10(%rbp),%xmm0
  mov    -0x30(%rbp),%rax
  sub    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm1
  mulsd  -0x8(%rbp),%xmm1
  mov    -0x28(%rbp),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  imul   -0x38(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  sub    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x50(%rbp),%rax
  add    %rdx,%rax
  subsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  addq   $0x2,-0x30(%rbp)
L10:
  mov    -0x30(%rbp),%rax
  cmp    -0x38(%rbp),%rax
  jb     L38
  addq   $0x1,-0x28(%rbp)
L26:
  mov    -0x28(%rbp),%rax
  cmp    -0x40(%rbp),%rax
  jb     L8
  jmp    L71
L98:
  nop
L71:
  pop    %rbp
  ret
```

tool_calls: name: read_data
arguments: tag: D6
datatype: byte[8]

tool: {"D6": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xc0]}

assistant: ```c
void radb2(size_t ido, size_t l1, const double *cc, double *ch, const double *wa) {
  const size_t cdim = 2;
  size_t i, k, ic;
  double ti2, tr2;
  for (k = 0; k < l1; k++) {
    ch[(0) + ido * ((k) + l1 * (0))] = cc[(0) + ido * ((0) + cdim * (k))] + cc[(ido - 1) + ido * ((1) + cdim * (k))];
    ch[(0) + ido * ((k) + l1 * (1))] = cc[(0) + ido * ((0) + cdim * (k))] - cc[(ido - 1) + ido * ((1) + cdim * (k))];
  }
  if ((ido & 1) == 0)
    for (k = 0; k < l1; k++) {
      ch[(ido - 1) + ido * ((k) + l1 * (0))] = 2 * cc[(ido - 1) + ido * ((0) + cdim * (k))];
      ch[(ido - 1) + ido * ((k) + l1 * (1))] = -2 * cc[(0) + ido * ((1) + cdim * (k))];
    }
  if (ido <= 2)
    return;
  for (k = 0; k < l1; ++k)
    for (i = 2; i < ido; i += 2) {
      ic = ido - i;
      {
        ch[(i - 1) + ido * ((k) + l1 * (0))] = cc[(i - 1) + ido * ((0) + cdim * (k))] + cc[(ic - 1) + ido * ((1) + cdim * (k))];
        tr2 = cc[(i - 1) + ido * ((0) + cdim * (k))] - cc[(ic - 1) + ido * ((1) + cdim * (k))];
      }
      {
        ti2 = cc[(i) + ido * ((0) + cdim * (k))] + cc[(ic) + ido * ((1) + cdim * (k))];
        ch[(i) + ido * ((k) + l1 * (0))] = cc[(i) + ido * ((0) + cdim * (k))] - cc[(ic) + ido * ((1) + cdim * (k))];
      }
      {
        ch[(i) + ido * ((k) + l1 * (1))] = wa[(i - 2) + (0) * ido] * ti2 + wa[(i - 1) + (0) * ido] * tr2;
        ch[(i - 1) + ido * ((k) + l1 * (1))] = wa[(i - 2) + (0) * ido] * tr2 - wa[(i - 1) + (0) * ido] * ti2;
      }
    }
}
```