text: // Copyright (c) 2015-2016 The Khronos Group Inc.
  //
  // 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.
  
  #ifndef SOURCE_EXT_INST_H_
  #define SOURCE_EXT_INST_H_
  
  #include "source/table.h"
  #include "spirv-tools/libspirv.h"
  
  // Gets the type of the extended instruction set with the specified name.
  spv_ext_inst_type_t spvExtInstImportTypeGet(const char* name);
  
  // Finds the named extented instruction of the given type in the given extended
  // instruction table. On success, returns SPV_SUCCESS and writes a handle of
  // the instruction entry into *entry.
  spv_result_t spvExtInstTableNameLookup(const spv_ext_inst_table table,
                                         const spv_ext_inst_type_t type,
                                         const char* name,
                                         spv_ext_inst_desc* entry);
  
  // Finds the extented instruction of the given type in the given extended
  // instruction table by value. On success, returns SPV_SUCCESS and writes a
  // handle of the instruction entry into *entry.
  spv_result_t spvExtInstTableValueLookup(const spv_ext_inst_table table,
                                          const spv_ext_inst_type_t type,
                                          const uint32_t value,
                                          spv_ext_inst_desc* pEntry);
  
  #endif  // SOURCE_EXT_INST_H_
  