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      1 /*
      2  * Copyright (C) 2016 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef _LIBUNWINDSTACK_DWARF_LOCATION_H
     18 #define _LIBUNWINDSTACK_DWARF_LOCATION_H
     19 
     20 #include <stdint.h>
     21 
     22 #include <unordered_map>
     23 
     24 namespace unwindstack {
     25 
     26 enum DwarfLocationEnum : uint8_t {
     27   DWARF_LOCATION_INVALID = 0,
     28   DWARF_LOCATION_UNDEFINED,
     29   DWARF_LOCATION_OFFSET,
     30   DWARF_LOCATION_VAL_OFFSET,
     31   DWARF_LOCATION_REGISTER,
     32   DWARF_LOCATION_EXPRESSION,
     33   DWARF_LOCATION_VAL_EXPRESSION,
     34 };
     35 
     36 struct DwarfLocation {
     37   DwarfLocationEnum type;
     38   uint64_t values[2];
     39 };
     40 
     41 typedef std::unordered_map<uint16_t, DwarfLocation> dwarf_loc_regs_t;
     42 
     43 }  // namespace unwindstack
     44 
     45 #endif  // _LIBUNWINDSTACK_DWARF_LOCATION_H
     46