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de3d5acc04
* Validation for SPV_KHR_maximal_reconvergence * Add pass to add/remove maximal reconvergence execution mode --------- Co-authored-by: David Neto <dneto@google.com>
54 lines
1.9 KiB
C++
54 lines
1.9 KiB
C++
// Copyright (c) 2024 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef LIBSPIRV_OPT_MODIFY_MAXIMAL_RECONVERGENCE_H_
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#define LIBSPIRV_OPT_MODIFY_MAXIMAL_RECONVERGENCE_H_
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#include "pass.h"
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namespace spvtools {
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namespace opt {
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// Modifies entry points to either add or remove MaximallyReconvergesKHR
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//
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// This pass will either add or remove MaximallyReconvergesKHR to all entry
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// points in the module. When adding the execution mode, it does not attempt to
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// determine whether any ray tracing invocation repack instructions might be
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// executed because it is a runtime restriction. That is left to the user.
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class ModifyMaximalReconvergence : public Pass {
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public:
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const char* name() const override { return "modify-maximal-reconvergence"; }
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Status Process() override;
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explicit ModifyMaximalReconvergence(bool add = true) : Pass(), add_(add) {}
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IRContext::Analysis GetPreservedAnalyses() override {
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return IRContext::kAnalysisDefUse |
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IRContext::kAnalysisInstrToBlockMapping |
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IRContext::kAnalysisDecorations | IRContext::kAnalysisCombinators |
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IRContext::kAnalysisCFG | IRContext::kAnalysisNameMap |
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IRContext::kAnalysisConstants | IRContext::kAnalysisTypes;
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}
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private:
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bool AddMaximalReconvergence();
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bool RemoveMaximalReconvergence();
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bool add_;
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};
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} // namespace opt
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} // namespace spvtools
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#endif // LIBSPIRV_OPT_MODIFY_MAXIMAL_RECONVERGENCE_H_
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