1 // Copyright (c) 2016 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 #ifndef LIBSPIRV_TEST_OPT_PASS_UTILS_H_ 16 #define LIBSPIRV_TEST_OPT_PASS_UTILS_H_ 17 18 #include <functional> 19 #include <string> 20 #include <vector> 21 22 namespace spvtools { 23 24 // In-place substring replacement. Finds the |find_str| in the |process_str| 25 // and replaces the found substring with |replace_str|. Returns true if at 26 // least one replacement is done successfully, returns false otherwise. The 27 // replaced substring won't be processed again, which means: If the 28 // |replace_str| has |find_str| as its substring, that newly replaced part of 29 // |process_str| won't be processed again. 30 bool FindAndReplace(std::string* process_str, const std::string find_str, 31 const std::string replace_str); 32 33 // Returns true if the given string contains any debug opcode substring. 34 bool ContainsDebugOpcode(const char* inst); 35 36 // Returns the concatenated string from a vector of |strings|, with postfixing 37 // each string with the given |delimiter|. if the |skip_dictator| returns true 38 // for an original string, that string will be omitted. 39 std::string SelectiveJoin(const std::vector<const char*>& strings, 40 const std::function<bool(const char*)>& skip_dictator, 41 char delimiter = '\n'); 42 43 // Concatenates a vector of strings into one string. Each string is postfixed 44 // with '\n'. 45 std::string JoinAllInsts(const std::vector<const char*>& insts); 46 47 // Concatenates a vector of strings into one string. Each string is postfixed 48 // with '\n'. If a string contains opcode for debug instruction, that string 49 // will be ignored. 50 std::string JoinNonDebugInsts(const std::vector<const char*>& insts); 51 52 } // namespace spvtools 53 54 #endif // LIBSPIRV_TEST_OPT_PASS_UTILS_H_ 55