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 != SpvOpExtension) return "ERROR_not_op_extension"; 28 29 assert(inst->num_operands == 1); 30 31 const auto& operand = inst->operands[0]; 32 assert(operand.type == SPV_OPERAND_TYPE_LITERAL_STRING); 33 assert(inst->num_words > operand.offset); 34 (void)operand; /* No unused variables in release builds. */ 35 36 return spvDecodeLiteralStringOperand(*inst, 0); 37 } 38 ExtensionSetToString(const ExtensionSet & extensions)39std::string ExtensionSetToString(const ExtensionSet& extensions) { 40 std::stringstream ss; 41 extensions.ForEach( 42 [&ss](Extension ext) { ss << ExtensionToString(ext) << " "; }); 43 return ss.str(); 44 } 45 46 } // namespace spvtools 47