| // 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/tint/lang/msl/validate/val.h" |
| |
| #include "src/tint/lang/wgsl/ast/module.h" |
| #include "src/tint/lang/wgsl/program/program.h" |
| #include "src/tint/utils/command/command.h" |
| #include "src/tint/utils/file/tmpfile.h" |
| |
| namespace tint::msl::validate { |
| |
| Result Msl(const std::string& xcrun_path, const std::string& source, MslVersion version) { |
| Result result; |
| |
| auto xcrun = tint::Command(xcrun_path); |
| if (!xcrun.Found()) { |
| result.output = "xcrun not found at '" + std::string(xcrun_path) + "'"; |
| result.failed = true; |
| return result; |
| } |
| |
| tint::TmpFile file(".metal"); |
| file << source; |
| |
| const char* version_str = nullptr; |
| switch (version) { |
| case MslVersion::kMsl_1_2: |
| version_str = "-std=macos-metal1.2"; |
| break; |
| case MslVersion::kMsl_2_1: |
| version_str = "-std=macos-metal2.1"; |
| break; |
| case MslVersion::kMsl_2_3: |
| version_str = "-std=macos-metal2.3"; |
| break; |
| } |
| |
| #ifdef _WIN32 |
| // On Windows, we should actually be running metal.exe from the Metal |
| // Developer Tools for Windows |
| auto res = xcrun("-x", "metal", // |
| "-o", "NUL", // |
| version_str, // |
| "-c", file.Path()); |
| #else |
| auto res = xcrun("-sdk", "macosx", "metal", // |
| "-o", "/dev/null", // |
| version_str, // |
| "-c", file.Path()); |
| #endif |
| if (!res.out.empty()) { |
| if (!result.output.empty()) { |
| result.output += "\n"; |
| } |
| result.output += res.out; |
| } |
| if (!res.err.empty()) { |
| if (!result.output.empty()) { |
| result.output += "\n"; |
| } |
| result.output += res.err; |
| } |
| result.failed = (res.error_code != 0); |
| |
| return result; |
| } |
| |
| } // namespace tint::msl::validate |