| // 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. |
| |
| #include "source/fuzz/transformation_add_type_vector.h" |
| |
| #include "fuzzer_util.h" |
| |
| namespace spvtools { |
| namespace fuzz { |
| |
| TransformationAddTypeVector::TransformationAddTypeVector( |
| const spvtools::fuzz::protobufs::TransformationAddTypeVector& message) |
| : message_(message) {} |
| |
| TransformationAddTypeVector::TransformationAddTypeVector( |
| uint32_t fresh_id, uint32_t component_type_id, uint32_t component_count) { |
| message_.set_fresh_id(fresh_id); |
| message_.set_component_type_id(component_type_id); |
| message_.set_component_count(component_count); |
| } |
| |
| bool TransformationAddTypeVector::IsApplicable( |
| opt::IRContext* ir_context, const TransformationContext& /*unused*/) const { |
| if (!fuzzerutil::IsFreshId(ir_context, message_.fresh_id())) { |
| return false; |
| } |
| auto component_type = |
| ir_context->get_type_mgr()->GetType(message_.component_type_id()); |
| if (!component_type) { |
| return false; |
| } |
| return component_type->AsBool() || component_type->AsFloat() || |
| component_type->AsInteger(); |
| } |
| |
| void TransformationAddTypeVector::Apply( |
| opt::IRContext* ir_context, TransformationContext* /*unused*/) const { |
| opt::Instruction::OperandList in_operands; |
| in_operands.push_back({SPV_OPERAND_TYPE_ID, {message_.component_type_id()}}); |
| in_operands.push_back( |
| {SPV_OPERAND_TYPE_LITERAL_INTEGER, {message_.component_count()}}); |
| ir_context->module()->AddType(MakeUnique<opt::Instruction>( |
| ir_context, SpvOpTypeVector, 0, message_.fresh_id(), in_operands)); |
| fuzzerutil::UpdateModuleIdBound(ir_context, message_.fresh_id()); |
| // We have added an instruction to the module, so need to be careful about the |
| // validity of existing analyses. |
| ir_context->InvalidateAnalysesExceptFor( |
| opt::IRContext::Analysis::kAnalysisNone); |
| } |
| |
| protobufs::Transformation TransformationAddTypeVector::ToMessage() const { |
| protobufs::Transformation result; |
| *result.mutable_add_type_vector() = message_; |
| return result; |
| } |
| |
| } // namespace fuzz |
| } // namespace spvtools |