| // Copyright 2021 The Tint Authors. |
| // |
| // 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 "src/writer/msl/test_helper.h" |
| |
| #include "src/utils/command.h" |
| #include "src/utils/tmpfile.h" |
| |
| namespace tint { |
| namespace writer { |
| namespace msl { |
| |
| namespace { |
| |
| const char* xcrun_path = nullptr; |
| |
| } // namespace |
| |
| void EnableMSLValidation(const char* xcrun) { |
| xcrun_path = xcrun; |
| } |
| |
| CompileResult Compile(Program* program) { |
| CompileResult result; |
| |
| if (!xcrun_path) { |
| result.status = CompileResult::Status::kVerificationNotEnabled; |
| return result; |
| } |
| |
| auto xcrun = utils::Command(xcrun_path); |
| if (!xcrun.Found()) { |
| result.output = "xcrun not found at '" + std::string(xcrun_path) + "'"; |
| result.status = CompileResult::Status::kFailed; |
| return result; |
| } |
| |
| auto gen = std::make_unique<GeneratorImpl>(program); |
| if (!gen->Generate()) { |
| result.output = gen->error(); |
| result.status = CompileResult::Status::kFailed; |
| return result; |
| } |
| result.msl = gen->result(); |
| |
| utils::TmpFile file(".metal"); |
| file << result.msl; |
| |
| auto xcrun_res = |
| xcrun("-sdk", "macosx", "metal", "-o", "/dev/null", "-c", file.Path()); |
| if (!xcrun_res.out.empty()) { |
| if (!result.output.empty()) { |
| result.output += "\n"; |
| } |
| result.output += xcrun_res.out; |
| } |
| if (!xcrun_res.err.empty()) { |
| if (!result.output.empty()) { |
| result.output += "\n"; |
| } |
| result.output += xcrun_res.err; |
| } |
| result.status = (xcrun_res.error_code == 0) ? CompileResult::Status::kSuccess |
| : CompileResult::Status::kFailed; |
| |
| return result; |
| } |
| |
| } // namespace msl |
| } // namespace writer |
| } // namespace tint |