Method detach

libraries/asmjit/asmjit/base/codeholder.cpp:184–225

}

Error CodeHolder::detach(CodeEmitter* emitter) noexcept {
  if (!emitter)
    return DebugUtils::errored(kErrorInvalidArgument);

  if (emitter->_code != this)
    return DebugUtils::errored(kErrorInvalidState);

  uint32_t type = emitter->getType();
  Error err = kErrorOk;

  // NOTE: We always detach if we were asked to, if error happens during
  // `emitter->onDetach()` we just propagate it, but the CodeEmitter will
  // be detached.
  if (!emitter->_destroyed) {
    if (type == CodeEmitter::kTypeAssembler)
      static_cast<Assembler*>(emitter)->sync();
    err = emitter->onDetach(this);
  }

  // Special case - detach `Assembler`.
  if (type == CodeEmitter::kTypeAssembler)
    _cgAsm = nullptr;

  // Remove from a single-linked list of `CodeEmitter`s.
  CodeEmitter** pPrev = &_emitters;
  for (;;) {
    ASMJIT_ASSERT(*pPrev != nullptr);
    CodeEmitter* cur = *pPrev;

    if (cur == emitter) {
      *pPrev = emitter->_nextEmitter;
      break;
    }

    pPrev = &cur->_nextEmitter;
  }

  emitter->_code = nullptr;
  emitter->_nextEmitter = nullptr;

  return err;
}

// ============================================================================
// [asmjit::CodeHolder - Sync]