1 // Copyright (c) 2018 Google Inc.
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 #include <cstdint>
16 #include <vector>
17
18 #include "spirv-tools/optimizer.hpp"
19
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)20 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
21 spvtools::Optimizer optimizer(SPV_ENV_UNIVERSAL_1_3);
22 optimizer.SetMessageConsumer([](spv_message_level_t, const char*,
23 const spv_position_t&, const char*) {});
24
25 std::vector<uint32_t> input;
26 input.resize(size >> 2);
27
28 size_t count = 0;
29 for (size_t i = 0; (i + 3) < size; i += 4) {
30 input[count++] = data[i] | (data[i + 1] << 8) | (data[i + 2] << 16) |
31 (data[i + 3]) << 24;
32 }
33
34 optimizer.RegisterPerformancePasses();
35 optimizer.Run(input.data(), input.size(), &input);
36
37 return 0;
38 }
39