| // Copyright (c) 2020 Vasyl Teliman |
| // |
| // 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. |
| |
| #include "source/fuzz/transformation_add_spec_constant_op.h" |
| |
| #include <utility> |
| |
| #include "source/fuzz/fuzzer_util.h" |
| |
| namespace spvtools { |
| namespace fuzz { |
| |
| TransformationAddSpecConstantOp::TransformationAddSpecConstantOp( |
| spvtools::fuzz::protobufs::TransformationAddSpecConstantOp message) |
| : message_(std::move(message)) {} |
| |
| TransformationAddSpecConstantOp::TransformationAddSpecConstantOp( |
| uint32_t fresh_id, uint32_t type_id, SpvOp opcode, |
| const opt::Instruction::OperandList& operands) { |
| message_.set_fresh_id(fresh_id); |
| message_.set_type_id(type_id); |
| message_.set_opcode(opcode); |
| for (const auto& operand : operands) { |
| auto* op = message_.add_operand(); |
| op->set_operand_type(operand.type); |
| for (auto word : operand.words) { |
| op->add_operand_data(word); |
| } |
| } |
| } |
| |
| bool TransformationAddSpecConstantOp::IsApplicable( |
| opt::IRContext* ir_context, |
| const TransformationContext& transformation_context) const { |
| auto clone = fuzzerutil::CloneIRContext(ir_context); |
| ApplyImpl(clone.get()); |
| return fuzzerutil::IsValid(clone.get(), |
| transformation_context.GetValidatorOptions(), |
| fuzzerutil::kSilentMessageConsumer); |
| } |
| |
| void TransformationAddSpecConstantOp::Apply( |
| opt::IRContext* ir_context, TransformationContext* /*unused*/) const { |
| ApplyImpl(ir_context); |
| ir_context->InvalidateAnalysesExceptFor( |
| opt::IRContext::Analysis::kAnalysisNone); |
| } |
| |
| void TransformationAddSpecConstantOp::ApplyImpl( |
| opt::IRContext* ir_context) const { |
| opt::Instruction::OperandList operands = { |
| {SPV_OPERAND_TYPE_SPEC_CONSTANT_OP_NUMBER, {message_.opcode()}}}; |
| |
| for (const auto& operand : message_.operand()) { |
| std::vector<uint32_t> words(operand.operand_data().begin(), |
| operand.operand_data().end()); |
| operands.push_back({static_cast<spv_operand_type_t>(operand.operand_type()), |
| std::move(words)}); |
| } |
| |
| ir_context->AddGlobalValue(MakeUnique<opt::Instruction>( |
| ir_context, SpvOpSpecConstantOp, message_.type_id(), message_.fresh_id(), |
| std::move(operands))); |
| |
| fuzzerutil::UpdateModuleIdBound(ir_context, message_.fresh_id()); |
| } |
| |
| protobufs::Transformation TransformationAddSpecConstantOp::ToMessage() const { |
| protobufs::Transformation result; |
| *result.mutable_add_spec_constant_op() = message_; |
| return result; |
| } |
| |
| std::unordered_set<uint32_t> TransformationAddSpecConstantOp::GetFreshIds() |
| const { |
| return {message_.fresh_id()}; |
| } |
| |
| } // namespace fuzz |
| } // namespace spvtools |