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

```asm
<scoreDist>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%r13
  mov    %edx,%ebp
  mov    %edx,0x38(%rsp)
  mov    %ecx,0x8(%rsp)
  mov    %r8,%r14
  mov    %r9,%r15
  mov    $0x8,%esi
  mov    %edx,%edi
  call   <mCalloc@plt>
  mov    %rax,%r12
  mov    %rax,0x20(%rsp)
  movslq %ebp,%rdx
  shl    $0x3,%rdx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  mov    0x88(%rsp),%edx
  mov    %r14,%rsi
  mov    %rbx,%rdi
  call   <expectedProtSimScore@plt>
  imul   0x8(%rsp),%eax
  pxor   %xmm1,%xmm1
  cvtsi2sd %eax,%xmm1
  movsd  %xmm1,0x28(%rsp)
  test   %ebp,%ebp
  jle    L40
  mov    %ebp,%eax
  lea    0x0(,%rax,8),%rbp
  mov    $0x0,%ebx
L0:
  mov    $0x8,%esi
  mov    0x38(%rsp),%edi
  call   <mCalloc@plt>
  mov    %rax,(%r15,%rbx,1)
  movq   $0x0,(%rax,%rbx,1)
  mov    0x0(%r13,%rbx,1),%rdi
  mov    0x88(%rsp),%r9d
  mov    0x80(%rsp),%r8
  mov    0x8(%rsp),%ecx
  mov    %r14,%rdx
  mov    %rdi,%rsi
  call   <simScore@plt>
  movsd  %xmm0,(%r12,%rbx,1)
  add    $0x8,%rbx
  cmp    %rbp,%rbx
  jne    L0
L40:
  mov    0x38(%rsp),%eax
  cmp    $0x1,%eax
  jle    L41
  sub    $0x2,%eax
  mov    %eax,0x3c(%rsp)
  mov    %eax,%eax
  mov    %rax,0x30(%rsp)
  mov    $0x0,%ebp
  jmp    L11
L64:
  mov    %rax,%rbp
L11:
  mov    %ebp,0xc(%rsp)
  lea    0x1(%rbp),%eax
  cmp    %eax,0x38(%rsp)
  jle    L33
  lea    0x0(,%rbp,8),%rax
  mov    %rax,0x18(%rsp)
  lea    0x1(%rbp),%rbx
  mov    0x3c(%rsp),%eax
  sub    %ebp,%eax
  lea    0x2(%rbp,%rax,1),%rax
  mov    %rax,0x10(%rsp)
L49:
  mov    0x18(%rsp),%r12
  add    (%r15,%rbx,8),%r12
  mov    0x0(%r13,%rbx,8),%rcx
  mov    0x0(%r13,%rbp,8),%rdx
  sub    $0x8,%rsp
  mov    0x90(%rsp),%eax
  push   %rax
  push   0x90(%rsp)
  push   %r14
  mov    0x40(%rsp),%r9
  movsd  0x48(%rsp),%xmm0
  mov    0x28(%rsp),%r8d
  mov    %ebx,%esi
  mov    0x2c(%rsp),%edi
  call   <scoreDistij@plt>
  movsd  %xmm0,(%r12)
  mov    (%r15,%rbp,8),%rax
  movsd  %xmm0,(%rax,%rbx,8)
  add    $0x1,%rbx
  add    $0x20,%rsp
  cmp    0x10(%rsp),%rbx
  jne    L49
L33:
  lea    0x1(%rbp),%rax
  cmp    0x30(%rsp),%rbp
  jne    L64
L41:
  mov    0x20(%rsp),%rdi
  call   <free@plt>
  add    $0x48,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void scoreDist(double *P, char **data, int numSpecies, int seqLength, double **scoreMatrix, double **D, char *alphabet, int alphabetSize) {
  int i, j;
  double simExp;
  double *simDiags;
  simDiags = (double *)mCalloc(numSpecies, sizeof(double));
  memset(simDiags, 0, (unsigned long)numSpecies * sizeof(double));
  simExp = seqLength * expectedProtSimScore(P, scoreMatrix, alphabetSize);
  for (i = 0; i < numSpecies; i++) {
    D[i] = (double *)mCalloc(numSpecies, sizeof(double));
    D[i][i] = 0.0;
    simDiags[i] = simScore(data[i], data[i], scoreMatrix, seqLength, alphabet, alphabetSize);
  }
  for (i = 0; i < numSpecies - 1; i++) {
    for (j = i + 1; j < numSpecies; j++)
      D[i][j] = D[j][i] = scoreDistij(i, j, data[i], data[j], seqLength, simExp, simDiags, scoreMatrix, alphabet, alphabetSize);
  }
  free(simDiags);
  return;
}
```