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1 // Copyright (c) 2019 Google LLC
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_INSTRUCTION_MESSAGE_H_
16 #define SOURCE_FUZZ_INSTRUCTION_MESSAGE_H_
17 
18 #include <memory>
19 
20 #include "source/fuzz/protobufs/spirvfuzz_protobufs.h"
21 #include "source/opt/instruction.h"
22 #include "source/opt/ir_context.h"
23 
24 namespace spvtools {
25 namespace fuzz {
26 
27 // Creates an Instruction protobuf message from its component parts.
28 protobufs::Instruction MakeInstructionMessage(
29     spv::Op opcode, uint32_t result_type_id, uint32_t result_id,
30     const opt::Instruction::OperandList& input_operands);
31 
32 // Creates an Instruction protobuf message from a parsed instruction.
33 protobufs::Instruction MakeInstructionMessage(
34     const opt::Instruction* instruction);
35 
36 // Creates and returns an opt::Instruction from protobuf message
37 // |instruction_message|, relative to |ir_context|.  In the process, the module
38 // id bound associated with |ir_context| is updated to be at least as large as
39 // the result id (if any) associated with the new instruction.
40 std::unique_ptr<opt::Instruction> InstructionFromMessage(
41     opt::IRContext* ir_context,
42     const protobufs::Instruction& instruction_message);
43 
44 }  // namespace fuzz
45 }  // namespace spvtools
46 
47 #endif  // SOURCE_FUZZ_INSTRUCTION_MESSAGE_H_
48