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

```asm
<shen_castan_aux>:
  endbr64
  push   %r15
  mov    %r8,%r15
  push   %r14
  mov    %ecx,%r14d
  push   %r13
  mov    %esi,%r13d
  push   %r12
  mov    %edx,%r12d
  push   %rbp
  push   %rbx
  mov    %esi,%ebx
  mov    $0x4,%esi
  imul   %edx,%ebx
  sub    $0x28,%rsp
  imul   %ecx,%ebx
  mov    %rdi,0x10(%rsp)
  movslq %ebx,%rdi
  mov    %rdi,0x8(%rsp)
  call   <calloc@plt>
  test   %ebx,%ebx
  mov    0x8(%rsp),%rdi
  mov    %rax,%rbp
  jle    L94
  lea    -0x1(%rbx),%r10d
  mov    0x10(%rsp),%r9
  cmp    $0x2,%r10d
  jbe    L63
  mov    %ebx,%edx
  xor    %eax,%eax
  shr    $0x2,%edx
  shl    $0x4,%rdx
  nopl   0x0(%rax,%rax,1)
L115:
  movdqu (%r9,%rax,1),%xmm3
  cvtdq2ps %xmm3,%xmm0
  movups %xmm0,0x0(%rbp,%rax,1)
  add    $0x10,%rax
  cmp    %rdx,%rax
  jne    L115
  mov    %ebx,%edx
  and    $0xfffffffc,%edx
  mov    %edx,%eax
  cmp    %edx,%ebx
  je     L58
L62:
  mov    %ebx,%ecx
  sub    %edx,%ecx
  cmp    $0x1,%ecx
  je     L87
  movq   (%r9,%rdx,4),%xmm0
  cvtdq2ps %xmm0,%xmm0
  movlps %xmm0,0x0(%rbp,%rdx,4)
  mov    %ecx,%edx
  and    $0xfffffffe,%edx
  add    %edx,%eax
  cmp    %edx,%ecx
  je     L103
L87:
  cltq
  pxor   %xmm0,%xmm0
  cvtsi2ssl (%r9,%rax,4),%xmm0
  movss  %xmm0,0x0(%rbp,%rax,4)
L103:
  mov    $0x4,%esi
  mov    %r10d,0x1c(%rsp)
  call   <calloc@plt>
  mov    %r14d,%r8d
  mov    %r13d,%ecx
  mov    %r12d,%edx
  mov    %rax,%rsi
  mov    %rax,0x8(%rsp)
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <compute_ISEF@plt>
  mov    0x8(%rsp),%rdi
  mov    %r14d,%r8d
  mov    %r13d,%ecx
  mov    %r12d,%edx
  mov    %rbp,%rsi
  xor    %eax,%eax
  call   <compute_bli@plt>
  mov    0x8(%rsp),%rsi
  mov    %r14d,%r9d
  mov    %r13d,%r8d
  movslq %eax,%rdx
  mov    %r12d,%ecx
  mov    %rbp,%rdi
  xor    %eax,%eax
  mov    %rdx,0x10(%rsp)
  call   <locate_zero_crossings@plt>
  mov    0x8(%rsp),%rdi
  call   <free@plt>
  mov    0x10(%rsp),%rdi
  call   <free@plt>
  mov    %r14d,%r8d
  mov    %r13d,%ecx
  mov    %r12d,%edx
  mov    %r15,%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <threshold_edges@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  mov    0x1c(%rsp),%r10d
  cmp    $0x2,%r10d
  jbe    L122
L53:
  mov    %ebx,%edx
  movdqa D7(%rip),%xmm2
  mov    %r15,%rax
  pxor   %xmm1,%xmm1
  shr    $0x2,%edx
  sub    $0x1,%edx
  shl    $0x4,%rdx
  lea    0x10(%r15,%rdx,1),%rdx
  nopl   (%rax)
L97:
  movdqu (%rax),%xmm0
  add    $0x10,%rax
  pcmpgtd %xmm1,%xmm0
  pandn  %xmm2,%xmm0
  movups %xmm0,-0x10(%rax)
  cmp    %rax,%rdx
  jne    L97
  mov    %ebx,%eax
  and    $0xfffffffc,%eax
  test   $0x3,%bl
  je     L48
L29:
  movslq %eax,%rdx
  xor    %esi,%esi
  mov    $0xff,%ecx
  shl    $0x2,%rdx
  mov    %esi,%r8d
  lea    (%r15,%rdx,1),%rdi
  mov    (%rdi),%r9d
  test   %r9d,%r9d
  cmovle %ecx,%r8d
  mov    %r8d,(%rdi)
  lea    0x1(%rax),%edi
  cmp    %edi,%ebx
  jle    L48
  lea    0x4(%r15,%rdx,1),%rdi
  mov    (%rdi),%r8d
  test   %r8d,%r8d
  mov    %esi,%r8d
  cmovle %ecx,%r8d
  add    $0x2,%eax
  mov    %r8d,(%rdi)
  cmp    %eax,%ebx
  jle    L48
  lea    0x8(%r15,%rdx,1),%rax
  mov    (%rax),%edx
  test   %edx,%edx
  cmovg  %esi,%ecx
  mov    %ecx,(%rax)
L48:
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L58:
  mov    $0x4,%esi
  call   <calloc@plt>
  mov    %r14d,%r8d
  mov    %r13d,%ecx
  mov    %r12d,%edx
  mov    %rax,0x8(%rsp)
  mov    %rax,%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <compute_ISEF@plt>
  mov    0x8(%rsp),%rdi
  mov    %r14d,%r8d
  mov    %r13d,%ecx
  mov    %r12d,%edx
  mov    %rbp,%rsi
  xor    %eax,%eax
  call   <compute_bli@plt>
  mov    0x8(%rsp),%rsi
  mov    %r14d,%r9d
  mov    %r13d,%r8d
  movslq %eax,%r11
  mov    %r12d,%ecx
  mov    %rbp,%rdi
  xor    %eax,%eax
  mov    %r11,%rdx
  mov    %r11,0x10(%rsp)
  call   <locate_zero_crossings@plt>
  mov    0x8(%rsp),%rdi
  call   <free@plt>
  mov    0x10(%rsp),%rdi
  call   <free@plt>
  mov    %rbp,%rdi
  mov    %r14d,%r8d
  mov    %r13d,%ecx
  mov    %r12d,%edx
  mov    %r15,%rsi
  xor    %eax,%eax
  call   <threshold_edges@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  jmp    L53
  nop
L94:
  mov    $0x4,%esi
  call   <calloc@plt>
  mov    %r14d,%r8d
  mov    %r13d,%ecx
  mov    %r12d,%edx
  mov    %rax,%rbx
  mov    %rax,%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <compute_ISEF@plt>
  mov    %r14d,%r8d
  mov    %r13d,%ecx
  mov    %r12d,%edx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  xor    %eax,%eax
  call   <compute_bli@plt>
  mov    %r14d,%r9d
  mov    %r13d,%r8d
  mov    %r12d,%ecx
  movslq %eax,%r10
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  mov    %r10,%rdx
  mov    %r10,0x8(%rsp)
  call   <locate_zero_crossings@plt>
  mov    %rbx,%rdi
  call   <free@plt>
  mov    0x8(%rsp),%rdi
  call   <free@plt>
  mov    %rbp,%rdi
  mov    %r14d,%r8d
  mov    %r13d,%ecx
  mov    %r12d,%edx
  mov    %r15,%rsi
  xor    %eax,%eax
  call   <threshold_edges@plt>
  add    $0x28,%rsp
  mov    %rbp,%rdi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    10a0 <free@plt>
L122:
  xor    %eax,%eax
  jmp    L29
L63:
  xor    %edx,%edx
  xor    %eax,%eax
  jmp    L62
```

tool_calls: name: disassemble_data
arguments: data_label: D7
data_type: byte[16]

tool: {"D7": [0xff,0x00,0x00,0x00,0xff,0x00,0x00,0x00,0xff,0x00,0x00,0x00,0xff,0x00,0x00,0x00]}

assistant: ```c
void shen_castan_aux(int *image, int width, int height, int depth, int *ret) {
  register int i;
  float *buffer;
  float *smoothed_buffer;
  int *bli_buffer, plane_size = width * height * depth;
  buffer = (float *)calloc(plane_size, sizeof(float));
  for (i = 0; i < plane_size; i++) {
    buffer[i] = (float)image[i];
  }
  smoothed_buffer = (float *)calloc(plane_size, sizeof(float));
  compute_ISEF(buffer, smoothed_buffer, height, width, depth);
  bli_buffer = compute_bli(smoothed_buffer, buffer, height, width, depth);
  locate_zero_crossings(buffer, smoothed_buffer, bli_buffer, height, width, depth);
  free(smoothed_buffer);
  free(bli_buffer);
  threshold_edges(buffer, ret, height, width, depth);
  free(buffer);
  for (i = 0; i < plane_size; i++)
    ret[i] = (ret[i] > 0) ? 0 : 255;
}
```