user: What is the c source code of the assembly code below?

```asm
<relaxOperation>:
  endbr64
  push   %r15
  push   %r14
  mov    %rdi,%r14
  push   %r13
  mov    %rdx,%r13
  push   %r12
  push   %rbp
  push   %rbx
  movslq %ecx,%rbx
  mov    %ebx,%ebp
  mov    %rbx,%r15
  imul   %ebx,%ebp
  sub    $0x68,%rsp
  mov    %rdi,0x28(%rsp)
  shl    $0x3,%ebp
  mov    %rsi,0x50(%rsp)
  mov    $0x40,%esi
  mov    %ebp,%edi
  movsd  %xmm0,0x10(%rsp)
  movsd  %xmm1,0x18(%rsp)
  call   <_mm_malloc@plt>
  mov    %ebp,%edi
  mov    $0x40,%esi
  lea    -0x1(%rbx),%ebp
  mov    %rax,0x30(%rsp)
  call   <_mm_malloc@plt>
  mov    %ebx,%edx
  mov    %r14,%rsi
  mov    %rax,%rdi
  mov    %rax,0x20(%rsp)
  call   <transpose_cache@plt>
  lea    0x0(,%rbx,8),%eax
  mov    %eax,0x4c(%rsp)
  mov    %ebx,%eax
  imul   %ebp,%eax
  cltq
  shl    $0x3,%rax
  mov    %rax,0x40(%rsp)
  cmp    $0x1,%ebp
  jle    L1
  movsd  0x18(%rsp),%xmm1
  movsd  D5(%rip),%xmm0
  shl    $0x3,%rbx
  movsd  0x10(%rsp),%xmm3
  lea    (%r14,%rbx,1),%r12
  mov    $0x1,%r14d
  mulsd  %xmm0,%xmm1
  mov    %r12,%rdi
  mov    %r12,0x58(%rsp)
  mov    %r14d,%r12d
  mulsd  %xmm0,%xmm3
  mov    %rdi,%r14
  movsd  %xmm1,0x38(%rsp)
  movsd  %xmm3,(%rsp)
  nopl   (%rax)
L11:
  movsd  (%rsp),%xmm0
  mov    %r14,%rdi
  mov    %r15d,%edx
  mov    %r13,%rsi
  add    $0x1,%r12d
  movsd  %xmm1,0x8(%rsp)
  add    %rbx,%r14
  call   <apply_tri_special_plus@plt>
  cmp    %ebp,%r12d
  movsd  0x8(%rsp),%xmm1
  jne    L11
  mov    0x20(%rsp),%rax
  mov    0x58(%rsp),%r12
  mov    $0x1,%r14d
  lea    (%rax,%rbx,1),%rdi
  mov    %r12,0x8(%rsp)
  mov    %r14d,%r12d
  mov    %r13,%r14
  mov    %rdi,%r13
  nopl   (%rax)
L30:
  movsd  0x18(%rsp),%xmm1
  mov    %r13,%rdi
  mov    %r15d,%edx
  mov    %r14,%rsi
  movsd  0x10(%rsp),%xmm0
  add    $0x1,%r12d
  add    %rbx,%r13
  call   <apply_tri_special@plt>
  cmp    %ebp,%r12d
  jne    L30
  mov    0x4c(%rsp),%r13d
  mov    0x20(%rsp),%r14
  pxor   %xmm0,%xmm0
  mov    0x8(%rsp),%r12
  mov    %r13d,%esi
  mov    %r14,%rdi
  call   <memset@plt>
  mov    0x40(%rsp),%rdi
  mov    %r13d,%esi
  pxor   %xmm0,%xmm0
  add    %r14,%rdi
  call   <memset@plt>
  mov    0x28(%rsp),%r13
  mov    0x50(%rsp),%rsi
  mov    %r15d,%edx
  mov    %r13,%rdi
  call   <vec_subtract@plt>
  mov    %r13,%rdi
  mov    %r15d,%edx
  mov    %r14,%rsi
  call   <vec_transpose_add@plt>
  movsd  0x38(%rsp),%xmm1
  mov    $0x1,%r13d
  nop
L38:
  movsd  (%rsp),%xmm0
  mov    %r12,%rdi
  mov    %r15d,%esi
  add    $0x1,%r13d
  movsd  %xmm1,0x8(%rsp)
  add    %rbx,%r12
  call   <solve_tri_special@plt>
  cmp    %ebp,%r13d
  movsd  0x8(%rsp),%xmm1
  jne    L38
  mov    0x30(%rsp),%r14
  mov    0x28(%rsp),%rsi
  mov    %r15d,%edx
  mov    $0x1,%r12d
  mov    %r14,%rdi
  lea    (%r14,%rbx,1),%r13
  call   <transpose_cache@plt>
  mov    0x20(%rsp),%rsi
  mov    %r15d,%edx
  mov    %r14,%rdi
  call   <vec_subtract_half@plt>
  movsd  0x38(%rsp),%xmm1
  nopl   (%rax)
L41:
  movsd  (%rsp),%xmm0
  mov    %r13,%rdi
  mov    %r15d,%esi
  add    $0x1,%r12d
  movsd  %xmm1,0x8(%rsp)
  add    %rbx,%r13
  call   <solve_tri_special@plt>
  cmp    %ebp,%r12d
  movsd  0x8(%rsp),%xmm1
  jne    L41
L16:
  mov    0x30(%rsp),%rbx
  mov    0x28(%rsp),%rdi
  mov    %r15d,%edx
  mov    %rbx,%rsi
  call   <transpose_cache@plt>
  mov    %rbx,%rdi
  call   <_mm_free@plt>
  mov    0x20(%rsp),%rdi
  add    $0x68,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1170 <_mm_free@plt>
  nopl   (%rax)
L1:
  mov    0x20(%rsp),%rbx
  mov    0x4c(%rsp),%r14d
  pxor   %xmm0,%xmm0
  mov    %r14d,%esi
  mov    %rbx,%rdi
  call   <memset@plt>
  mov    0x40(%rsp),%rdi
  pxor   %xmm0,%xmm0
  mov    %r14d,%esi
  add    %rbx,%rdi
  call   <memset@plt>
  mov    0x28(%rsp),%r14
  mov    0x50(%rsp),%rsi
  mov    %r15d,%edx
  mov    %r14,%rdi
  call   <vec_subtract@plt>
  mov    %r15d,%edx
  mov    %rbx,%rsi
  mov    %r14,%rdi
  call   <vec_transpose_add@plt>
  mov    %r14,%rsi
  mov    0x30(%rsp),%r14
  mov    %r15d,%edx
  mov    %r14,%rdi
  call   <transpose_cache@plt>
  mov    %r15d,%edx
  mov    %rbx,%rsi
  mov    %r14,%rdi
  call   <vec_subtract_half@plt>
  jmp    L16
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D5
datatype: f32[2]

tool: {"D5": [0.0,1.75]}

assistant: ```c
void relaxOperation(double *restrict u, const double *restrict fstar, double *scratch, double a, double b, int n) {
  double *ustar = (double *)_mm_malloc(n * n * sizeof(double), 64);
  double *u_t = (double *)_mm_malloc(n * n * sizeof(double), 64);
  transpose_cache(u_t, u, n);
  for (int i = 1; i < n - 1; i++) {
    apply_tri_special_plus(u + i * n, scratch, a / 2, b / 2, n);
  }
  for (int i = 1; i < n - 1; i++) {
    apply_tri_special(u_t + i * n, scratch, a, b, n);
  }
  memset(u_t, 0.0, n * sizeof(double));
  memset(u_t + (n - 1) * n, 0.0, n * sizeof(double));
  vec_subtract(u, fstar, n);
  vec_transpose_add(u, u_t, n);
  int j;
#pragma omp parallel
  {
#pragma omp for private(j) schedule(dynamic, 8)
#pragma vector aligned
    for (j = 1; j < n - 1; j++) {
      solve_tri_special(u + j * n, a / 2, b / 2, n);
    }
#pragma omp single
    {
      transpose_cache(ustar, u, n);
      vec_subtract_half(ustar, u_t, n);
    }
#pragma omp for private(j) schedule(dynamic, 8)
#pragma vector aligned
    for (j = 1; j < n - 1; j++) {
      solve_tri_special(ustar + j * n, a / 2, b / 2, n);
    }
  }
  transpose_cache(u, ustar, n);
  _mm_free(ustar);
  _mm_free(u_t);
}
```