| // Copyright (c) 2019 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 SOURCE_FUZZ_ID_USE_DESCRIPTOR_H_ |
| #define SOURCE_FUZZ_ID_USE_DESCRIPTOR_H_ |
| |
| #include "source/fuzz/protobufs/spirvfuzz_protobufs.h" |
| #include "source/opt/ir_context.h" |
| |
| namespace spvtools { |
| namespace fuzz { |
| |
| // Looks for an instruction in |context| that contains a use |
| // identified by |id_use_descriptor|. |
| // Returns |nullptr| if no such instruction can be found. |
| opt::Instruction* FindInstructionContainingUse( |
| const protobufs::IdUseDescriptor& id_use_descriptor, |
| opt::IRContext* context); |
| |
| // Creates an IdUseDescriptor protobuf message from the given components. |
| // See the protobuf definition for details of what these components mean. |
| protobufs::IdUseDescriptor MakeIdUseDescriptor( |
| uint32_t id_of_interest, |
| const protobufs::InstructionDescriptor& enclosing_instruction, |
| uint32_t in_operand_index); |
| |
| // Given an id use, represented by the instruction |inst| that uses the id, and |
| // the input operand index |in_operand_index| associated with the usage, returns |
| // an IdUseDescriptor that represents the use. |
| protobufs::IdUseDescriptor MakeIdUseDescriptorFromUse( |
| opt::IRContext* context, opt::Instruction* inst, uint32_t in_operand_index); |
| |
| } // namespace fuzz |
| } // namespace spvtools |
| |
| #endif // SOURCE_FUZZ_ID_USE_DESCRIPTOR_H_ |