SPIRV-Tools/source/opt/switch_descriptorset_pass.h

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// Copyright (c) 2023 LunarG Inc.
//
// 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.
#pragma once
#include <cstdio>
#include <memory>
#include <queue>
#include <unordered_map>
#include <unordered_set>
#include <vector>
#include "source/opt/pass.h"
namespace spvtools {
namespace opt {
// See optimizer.hpp for documentation.
class SwitchDescriptorSetPass : public Pass {
public:
SwitchDescriptorSetPass(uint32_t ds_from, uint32_t ds_to)
: ds_from_(ds_from), ds_to_(ds_to) {}
const char* name() const override { return "switch-descriptorset"; }
Status Process() override;
IRContext::Analysis GetPreservedAnalyses() override {
// this pass preserves everything except decorations
uint32_t mask = ((IRContext::kAnalysisEnd << 1) - 1);
mask &= ~static_cast<uint32_t>(IRContext::kAnalysisDecorations);
return static_cast<IRContext::Analysis>(mask);
}
private:
uint32_t ds_from_;
uint32_t ds_to_;
};
} // namespace opt
} // namespace spvtools