1 // Copyright (c) 2023 LunarG Inc. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #pragma once 16 17 #include <cstdio> 18 #include <memory> 19 #include <queue> 20 #include <unordered_map> 21 #include <unordered_set> 22 #include <vector> 23 24 #include "source/opt/pass.h" 25 26 namespace spvtools { 27 namespace opt { 28 29 // See optimizer.hpp for documentation. 30 class SwitchDescriptorSetPass : public Pass { 31 public: SwitchDescriptorSetPass(uint32_t ds_from,uint32_t ds_to)32 SwitchDescriptorSetPass(uint32_t ds_from, uint32_t ds_to) 33 : ds_from_(ds_from), ds_to_(ds_to) {} 34 name()35 const char* name() const override { return "switch-descriptorset"; } 36 37 Status Process() override; 38 GetPreservedAnalyses()39 IRContext::Analysis GetPreservedAnalyses() override { 40 // this pass preserves everything except decorations 41 uint32_t mask = ((IRContext::kAnalysisEnd << 1) - 1); 42 mask &= ~static_cast<uint32_t>(IRContext::kAnalysisDecorations); 43 return static_cast<IRContext::Analysis>(mask); 44 } 45 46 private: 47 uint32_t ds_from_; 48 uint32_t ds_to_; 49 }; 50 51 } // namespace opt 52 } // namespace spvtools 53