// Copyright (c) 2024 Google LLC // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #ifndef LIBSPIRV_OPT_MODIFY_MAXIMAL_RECONVERGENCE_H_ #define LIBSPIRV_OPT_MODIFY_MAXIMAL_RECONVERGENCE_H_ #include "pass.h" namespace spvtools { namespace opt { // Modifies entry points to either add or remove MaximallyReconvergesKHR // // This pass will either add or remove MaximallyReconvergesKHR to all entry // points in the module. When adding the execution mode, it does not attempt to // determine whether any ray tracing invocation repack instructions might be // executed because it is a runtime restriction. That is left to the user. class ModifyMaximalReconvergence : public Pass { public: const char* name() const override { return "modify-maximal-reconvergence"; } Status Process() override; explicit ModifyMaximalReconvergence(bool add = true) : Pass(), add_(add) {} IRContext::Analysis GetPreservedAnalyses() override { return IRContext::kAnalysisDefUse | IRContext::kAnalysisInstrToBlockMapping | IRContext::kAnalysisDecorations | IRContext::kAnalysisCombinators | IRContext::kAnalysisCFG | IRContext::kAnalysisNameMap | IRContext::kAnalysisConstants | IRContext::kAnalysisTypes; } private: bool AddMaximalReconvergence(); bool RemoveMaximalReconvergence(); bool add_; }; } // namespace opt } // namespace spvtools #endif // LIBSPIRV_OPT_MODIFY_MAXIMAL_RECONVERGENCE_H_