void V3LinkLevel::modSortByLevel() { // Sort modules by levels, root down to lowest children // Calculate levels again in case we added modules UINFO(2,"modSortByLevel()\n"); // level() was computed for us in V3LinkCells typedef vector<AstNodeModule*> ModVec; ModVec vec; AstNodeModule* topp = NULL; for (AstNodeModule* nodep = v3Global.rootp()->modulesp(); nodep; nodep=nodep->nextp()->castNodeModule()) { if (nodep->level()<=2) { if (topp) { nodep->v3warn(E_MULTITOP, "Unsupported: Multiple top level modules: " <<nodep->prettyName()<<" and "<<topp->prettyName()); nodep->v3warn(E_MULTITOP, "Fix, or use --top-module option to select which you want."); } topp = nodep; } vec.push_back(nodep); } stable_sort(vec.begin(), vec.end(), CmpLevel()); // Sort the vector UINFO(9,"modSortByLevel() sorted\n"); // Comment required for gcc4.6.3 / bug666 for (ModVec::iterator it = vec.begin(); it != vec.end(); ++it) { AstNodeModule* nodep = *it; nodep->clearIter(); // Because we didn't iterate to find the node pointers, may have a stale m_iterp() needing cleanup nodep->unlinkFrBack(); } if (v3Global.rootp()->modulesp()) v3Global.rootp()->v3fatalSrc("Unlink didn't work"); for (ModVec::iterator it = vec.begin(); it != vec.end(); ++it) { AstNodeModule* nodep = *it; v3Global.rootp()->addModulep(nodep); } UINFO(9,"modSortByLevel() done\n"); // Comment required for gcc4.6.3 / bug666 V3Global::dumpCheckGlobalTree("cells.tree", false, v3Global.opt.dumpTreeLevel(__FILE__) >= 3); }