user: What would the C source look like for the assembly code provided here:

```asm
<cov>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,%r14
  mov    %rsi,%r12
  mov    %rdx,-0x50(%rbp)
  mov    %ecx,-0x48(%rbp)
  mov    %r8d,%ebx
  mov    %r8d,-0x44(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  mov    %r8d,%eax
  imul   %r8d,%eax
  mov    %eax,-0x5c(%rbp)
  lea    0x0(,%rax,8),%edx
  mov    $0x0,%esi
  mov    (%rdi),%rdi
  call   <memset@plt>
  movslq %ebx,%rax
  lea    0xf(,%rax,8),%rax
  mov    %rax,%rdx
  and    $0xfffffffffffffff0,%rdx
  and    $0xfffffffffffff000,%rax
  mov    %rsp,%rcx
  sub    %rax,%rcx
L93:
  cmp    %rcx,%rsp
  je     L113
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L93
L113:
  mov    %rdx,%rax
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L110
  orq    $0x0,-0x8(%rsp,%rax,1)
L110:
  mov    %rsp,%rbx
  cmpl   $0x3,-0x44(%rbp)
  je     L25
  cmpl   $0x0,-0x48(%rbp)
  jle    L39
  mov    %r12,%r15
  mov    -0x48(%rbp),%eax
  lea    -0x1(%rax),%eax
  lea    0x8(%r12,%rax,8),%rax
  mov    %rax,-0x58(%rbp)
  mov    -0x44(%rbp),%eax
  lea    -0x1(%rax),%eax
  lea    0x8(,%rax,8),%r12
  lea    (%rbx,%r12,1),%r13
L43:
  mov    -0x44(%rbp),%ecx
  mov    -0x50(%rbp),%rdx
  mov    (%r15),%rsi
  mov    %rbx,%rdi
  call   <sub@plt>
  cmpl   $0x0,-0x44(%rbp)
  jle    L29
  mov    %r14,%rsi
  mov    %rbx,%rcx
L69:
  mov    $0x0,%eax
L12:
  mov    %rax,%rdx
  add    (%rsi),%rdx
  movsd  (%rcx),%xmm0
  mulsd  (%rbx,%rax,1),%xmm0
  addsd  (%rdx),%xmm0
  movsd  %xmm0,(%rdx)
  add    $0x8,%rax
  cmp    %r12,%rax
  jne    L12
  add    $0x8,%rsi
  add    $0x8,%rcx
  cmp    %r13,%rcx
  jne    L69
L29:
  add    $0x8,%r15
  cmp    -0x58(%rbp),%r15
  jne    L43
L39:
  mov    (%r14),%rdi
  pxor   %xmm1,%xmm1
  cvtsi2sdl -0x48(%rbp),%xmm1
  movsd  D5(%rip),%xmm0
  divsd  %xmm1,%xmm0
  cvttsd2si %xmm0,%edx
  mov    -0x5c(%rbp),%ecx
  mov    %rdi,%rsi
  call   <mult@plt>
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L26
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
L25:
  mov    -0x48(%rbp),%edi
  test   %edi,%edi
  jle    L39
  mov    %r12,%rax
  lea    -0x1(%rdi),%edx
  lea    0x8(%r12,%rdx,8),%rdx
L94:
  mov    (%rax),%rcx
  movsd  (%rcx),%xmm0
  mov    -0x50(%rbp),%rdi
  subsd  (%rdi),%xmm0
  movsd  %xmm0,(%rbx)
  movsd  0x8(%rcx),%xmm1
  subsd  0x8(%rdi),%xmm1
  movsd  %xmm1,0x8(%rbx)
  movsd  0x10(%rcx),%xmm1
  subsd  0x10(%rdi),%xmm1
  movsd  %xmm1,0x10(%rbx)
  mov    (%r14),%rcx
  mulsd  %xmm0,%xmm0
  addsd  (%rcx),%xmm0
  movsd  %xmm0,(%rcx)
  mov    (%r14),%rcx
  movsd  (%rbx),%xmm0
  mulsd  0x8(%rbx),%xmm0
  addsd  0x8(%rcx),%xmm0
  movsd  %xmm0,0x8(%rcx)
  mov    (%r14),%rcx
  movsd  (%rbx),%xmm0
  mulsd  0x10(%rbx),%xmm0
  addsd  0x10(%rcx),%xmm0
  movsd  %xmm0,0x10(%rcx)
  mov    0x8(%r14),%rcx
  movsd  0x8(%rbx),%xmm0
  mulsd  (%rbx),%xmm0
  addsd  (%rcx),%xmm0
  movsd  %xmm0,(%rcx)
  mov    0x8(%r14),%rcx
  movsd  0x8(%rbx),%xmm0
  mulsd  %xmm0,%xmm0
  addsd  0x8(%rcx),%xmm0
  movsd  %xmm0,0x8(%rcx)
  mov    0x8(%r14),%rcx
  movsd  0x8(%rbx),%xmm0
  mulsd  0x10(%rbx),%xmm0
  addsd  0x10(%rcx),%xmm0
  movsd  %xmm0,0x10(%rcx)
  mov    0x10(%r14),%rcx
  movsd  0x10(%rbx),%xmm0
  mulsd  (%rbx),%xmm0
  addsd  (%rcx),%xmm0
  movsd  %xmm0,(%rcx)
  mov    0x10(%r14),%rcx
  movsd  0x10(%rbx),%xmm0
  mulsd  0x8(%rbx),%xmm0
  addsd  0x8(%rcx),%xmm0
  movsd  %xmm0,0x8(%rcx)
  mov    0x10(%r14),%rcx
  movsd  0x10(%rbx),%xmm0
  mulsd  %xmm0,%xmm0
  addsd  0x10(%rcx),%xmm0
  movsd  %xmm0,0x10(%rcx)
  add    $0x8,%rax
  cmp    %rax,%rdx
  jne    L94
  jmp    L39
L26:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: label: D5
type: byte[8]

tool: {"D5": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0x3f]}

assistant: ```c
void cov(double **S, double **X, double *mu, int n, int m) {
  int i, j, k;
  memset(S[0], 0, m * m * sizeof(double));
  double dx[m];
  if (m == 3) {
    for (i = 0; i < n; i++) {
      dx[0] = X[i][0] - mu[0];
      dx[1] = X[i][1] - mu[1];
      dx[2] = X[i][2] - mu[2];
      S[0][0] += dx[0] * dx[0];
      S[0][1] += dx[0] * dx[1];
      S[0][2] += dx[0] * dx[2];
      S[1][0] += dx[1] * dx[0];
      S[1][1] += dx[1] * dx[1];
      S[1][2] += dx[1] * dx[2];
      S[2][0] += dx[2] * dx[0];
      S[2][1] += dx[2] * dx[1];
      S[2][2] += dx[2] * dx[2];
    }
  } else {
    for (i = 0; i < n; i++) {
      sub(dx, X[i], mu, m);
      for (j = 0; j < m; j++)
        for (k = 0; k < m; k++)
          S[j][k] += dx[j] * dx[k];
    }
  }
  mult(S[0], S[0], 1 / (double)n, m * m);
}
```