Method GetFlags

src/ir.cc:707–746

}

uint8_t ElemSegment::GetFlags(const Module* module,
                              bool function_references_enabled) const {
  uint8_t flags = 0;

  switch (kind) {
    case SegmentKind::Active: {
      Index table_index = module->GetTableIndex(table_var);
      if (elem_type != Type::FuncRef || table_index != 0) {
        flags |= SegExplicitIndex;
      }
      break;
    }

    case SegmentKind::Passive:
      flags |= SegPassive;
      break;

    case SegmentKind::Declared:
      flags |= SegDeclared;
      break;
  }

  if (function_references_enabled &&
      elem_type != Type(Type::FuncRef, Type::ReferenceNonNull)) {
    flags |= SegUseElemExprs;
  } else {
    bool all_ref_func =
        elem_type == Type::FuncRef &&
        std::all_of(elem_exprs.begin(), elem_exprs.end(),
                    [](const ExprList& elem_expr) {
                      return elem_expr.front().type() == ExprType::RefFunc;
                    });

    if (!all_ref_func) {
      flags |= SegUseElemExprs;
    }
  }

  return flags;
}

uint8_t DataSegment::GetFlags(const Module* module) const {
  uint8_t flags = 0;