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

```asm
<lud_diagonal_omp>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%r11
  mov    %esi,-0x28(%rsp)
  mov    %edx,%ebx
  mov    %edx,-0x14(%rsp)
  mov    %edx,%edi
  imul   %esi,%edi
  mov    %edi,-0x24(%rsp)
  movslq %esi,%rax
  lea    0x4(,%rax,4),%rcx
  mov    %rcx,-0x8(%rsp)
  movslq %edi,%rdx
  movslq %ebx,%r15
  lea    (%rax,%r15,1),%rcx
  add    %rdx,%rcx
  lea    (%r11,%rcx,4),%rbx
  mov    %rbx,-0x20(%rsp)
  add    %r15,%rdx
  lea    (%r11,%rdx,4),%r12
  lea    0x0(,%rax,4),%rcx
  neg    %rax
  shl    $0x2,%rax
  mov    %rax,-0x10(%rsp)
  movl   $0xffffffff,-0x18(%rsp)
  mov    $0x0,%ebp
  lea    0x4(%r11),%r14
  movss  D9(%rip),%xmm3
  jmp    L4
L72:
  lea    (%r10,%r8,1),%eax
  cltq
  lea    (%r11,%rax,4),%rsi
  mov    %r9,%rdx
  mov    %r13,%rax
L105:
  movss  (%rax),%xmm1
  mulss  (%rdx),%xmm1
  movss  (%rsi),%xmm0
  subss  %xmm1,%xmm0
  movss  %xmm0,(%rsi)
  add    $0x4,%rax
  add    %rcx,%rdx
  cmp    %rdi,%rax
  jne    L105
L5:
  add    $0x1,%r8d
  add    $0x4,%r9
  cmp    $0x10,%r8d
  je     L106
L125:
  test   %ebx,%ebx
  jg     L72
  jmp    L5
L106:
  mov    -0x20(%rsp),%r8
  mov    -0x10(%rsp),%rax
  movaps %xmm3,%xmm2
  divss  (%r8,%rax,1),%xmm2
  lea    0x1(%rbp),%r13d
  mov    %r13d,%r10d
  cmp    $0xf,%ebp
  je     L96
  mov    -0x28(%rsp),%r9d
  add    -0x24(%rsp),%r9d
  add    -0x14(%rsp),%ebp
  mov    -0x18(%rsp),%eax
  add    %r15,%rax
  mov    %rax,-0x30(%rsp)
  jmp    L64
L28:
  lea    0x0(%rbp,%r9,1),%eax
  cltq
  lea    (%r11,%rax,4),%rsi
  movslq %r9d,%rdx
  lea    (%rdx,%r15,1),%rax
  lea    (%r11,%rax,4),%rax
  add    -0x30(%rsp),%rdx
  lea    (%r14,%rdx,4),%rdi
  mov    %r12,%rdx
L8:
  movss  (%rax),%xmm1
  mulss  (%rdx),%xmm1
  movss  (%rsi),%xmm0
  subss  %xmm1,%xmm0
  movss  %xmm0,(%rsi)
  add    $0x4,%rax
  add    %rcx,%rdx
  cmp    %rdi,%rax
  jne    L8
L87:
  movaps %xmm2,%xmm0
  mulss  (%r8),%xmm0
  movss  %xmm0,(%r8)
  add    $0x1,%r10d
  add    %rcx,%r8
  add    -0x28(%rsp),%r9d
  cmp    $0xf,%r10d
  jg     L127
L64:
  test   %ebx,%ebx
  jg     L28
  jmp    L87
L127:
  mov    -0x8(%rsp),%rbx
  add    %rbx,-0x20(%rsp)
  mov    -0x28(%rsp),%ebx
  add    %ebx,-0x24(%rsp)
  addl   $0x1,-0x18(%rsp)
  add    $0x4,%r12
  mov    %r13d,%ebp
L4:
  mov    %ebp,%ebx
  cmp    $0xf,%ebp
  jg     L106
  mov    -0x24(%rsp),%esi
  movslq %esi,%rdx
  lea    (%rdx,%r15,1),%rax
  lea    (%r11,%rax,4),%r13
  mov    -0x18(%rsp),%eax
  add    %rdx,%rax
  add    %r15,%rax
  lea    (%r14,%rax,4),%rdi
  mov    %r12,%r9
  mov    %ebp,%r8d
  mov    -0x14(%rsp),%r10d
  add    %esi,%r10d
  jmp    L125
L96:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: parse_data
arguments: label: D9
type: byte[4]

tool: {"D9": [0x00,0x00,0x80,0x3f]}

assistant: ```c
void lud_diagonal_omp(float *a, int size, int offset) {
  int i, j, k;
  for (i = 0; i < 16; i++) {
    for (j = i; j < 16; j++) {
      for (k = 0; k < i; k++) {
        a[offset * size + i * size + j + offset] = a[offset * size + i * size + j + offset] - a[offset * size + i * size + k + offset] * a[offset * size + k * size + j + offset];
      }
    }
    float temp = 1.f / a[offset * size + i * size + i + offset];
    for (j = i + 1; j < 16; j++) {
      for (k = 0; k < i; k++) {
        a[offset * size + j * size + i + offset] = a[offset * size + j * size + i + offset] - a[offset * size + j * size + k + offset] * a[offset * size + k * size + i + offset];
      }
      a[offset * size + j * size + i + offset] = a[offset * size + j * size + i + offset] * temp;
    }
  }
}
```