1 // Copyright (c) 2020 André Perez Maselco 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 #ifndef SOURCE_FUZZ_TRANSFORMATION_ADD_IMAGE_SAMPLE_UNUSED_COMPONENTS_H_ 16 #define SOURCE_FUZZ_TRANSFORMATION_ADD_IMAGE_SAMPLE_UNUSED_COMPONENTS_H_ 17 18 #include "source/fuzz/protobufs/spirvfuzz_protobufs.h" 19 #include "source/fuzz/transformation.h" 20 #include "source/fuzz/transformation_context.h" 21 #include "source/opt/ir_context.h" 22 23 namespace spvtools { 24 namespace fuzz { 25 26 class TransformationAddImageSampleUnusedComponents : public Transformation { 27 public: 28 explicit TransformationAddImageSampleUnusedComponents( 29 protobufs::TransformationAddImageSampleUnusedComponents message); 30 31 TransformationAddImageSampleUnusedComponents( 32 uint32_t coordinate_with_unused_components_id, 33 const protobufs::InstructionDescriptor& instruction_descriptor); 34 35 // - |coordinate_with_unused_components_id| must identify a vector such that 36 // the first components match the components of the image sample coordinate. 37 // - |message_.instruction_descriptor| must identify an image sample 38 // instruction 39 bool IsApplicable( 40 opt::IRContext* ir_context, 41 const TransformationContext& transformation_context) const override; 42 43 // Add unused components to an image sample coordinate by replacing the 44 // coordinate with |coordinate_with_unused_components_id|. 45 void Apply(opt::IRContext* ir_context, 46 TransformationContext* transformation_context) const override; 47 48 std::unordered_set<uint32_t> GetFreshIds() const override; 49 50 protobufs::Transformation ToMessage() const override; 51 52 private: 53 protobufs::TransformationAddImageSampleUnusedComponents message_; 54 }; 55 56 } // namespace fuzz 57 } // namespace spvtools 58 59 #endif // SOURCE_FUZZ_TRANSFORMATION_ADD_IMAGE_SAMPLE_UNUSED_COMPONENTS_H_ 60