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https://github.com/KhronosGroup/SPIRV-Tools
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d35a78db57
Fixes #4960 * Switches to using enum classes with an underlying type to avoid undefined behaviour
54 lines
2.1 KiB
C++
54 lines
2.1 KiB
C++
// Copyright (c) 2019 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 SOURCE_FUZZ_INSTRUCTION_DESCRIPTOR_H_
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#define SOURCE_FUZZ_INSTRUCTION_DESCRIPTOR_H_
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#include "source/fuzz/protobufs/spirvfuzz_protobufs.h"
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#include "source/opt/basic_block.h"
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#include "source/opt/ir_context.h"
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namespace spvtools {
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namespace fuzz {
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// Looks for an instruction in |context| corresponding to |descriptor|.
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// Returns |nullptr| if no such instruction can be found.
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opt::Instruction* FindInstruction(
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const protobufs::InstructionDescriptor& instruction_descriptor,
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opt::IRContext* context);
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// Creates an InstructionDescriptor protobuf message from the given
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// components. See the protobuf definition for details of what these
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// components mean.
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protobufs::InstructionDescriptor MakeInstructionDescriptor(
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uint32_t base_instruction_result_id, spv::Op target_instruction_opcode,
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uint32_t num_opcodes_to_ignore);
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// Returns an instruction descriptor that describing the instruction at
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// |inst_it|, which must be inside |block|. The descriptor will be with
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// respect to the first instruction at or before |inst_it| that has a result
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// id.
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protobufs::InstructionDescriptor MakeInstructionDescriptor(
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const opt::BasicBlock& block,
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const opt::BasicBlock::const_iterator& inst_it);
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// Returns an InstructionDescriptor that describes the given instruction |inst|.
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protobufs::InstructionDescriptor MakeInstructionDescriptor(
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opt::IRContext* context, opt::Instruction* inst);
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} // namespace fuzz
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} // namespace spvtools
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#endif // SOURCE_FUZZ_INSTRUCTION_DESCRIPTOR_H_
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