1 // Copyright (c) 2017 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 "source/extensions.h" 16 17 #include <cassert> 18 #include <sstream> 19 #include <string> 20 21 #include "source/binary.h" 22 #include "source/enum_string_mapping.h" 23 24 namespace spvtools { 25 GetExtensionString(const spv_parsed_instruction_t * inst)26std::string GetExtensionString(const spv_parsed_instruction_t* inst) { 27 if (inst->opcode != static_cast<uint16_t>(spv::Op::OpExtension)) { 28 return "ERROR_not_op_extension"; 29 } 30 31 assert(inst->num_operands == 1); 32 33 const auto& operand = inst->operands[0]; 34 assert(operand.type == SPV_OPERAND_TYPE_LITERAL_STRING); 35 assert(inst->num_words > operand.offset); 36 (void)operand; /* No unused variables in release builds. */ 37 38 return spvDecodeLiteralStringOperand(*inst, 0); 39 } 40 ExtensionSetToString(const ExtensionSet & extensions)41std::string ExtensionSetToString(const ExtensionSet& extensions) { 42 std::stringstream ss; 43 for (auto extension : extensions) { 44 ss << ExtensionToString(extension) << " "; 45 } 46 return ss.str(); 47 } 48 49 } // namespace spvtools 50