Add DwarfOp support.

Bug: 23762183

Test: New unit tests pass.
Change-Id: I9581701ee2721283a1114adab4e1bcff881980cc
diff --git a/libunwindstack/DwarfOp.h b/libunwindstack/DwarfOp.h
new file mode 100644
index 0000000..ed6537a
--- /dev/null
+++ b/libunwindstack/DwarfOp.h
@@ -0,0 +1,1636 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * 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 _LIBUNWINDSTACK_DWARF_OP_H
+#define _LIBUNWINDSTACK_DWARF_OP_H
+
+#include <stdint.h>
+
+#include <deque>
+#include <string>
+#include <type_traits>
+#include <vector>
+
+#include "DwarfEncoding.h"
+
+enum DwarfVersion : uint8_t {
+  DWARF_VERSION_2 = 2,
+  DWARF_VERSION_3 = 3,
+  DWARF_VERSION_4 = 4,
+  DWARF_VERSION_MAX = DWARF_VERSION_4,
+};
+
+// Forward declarations.
+class DwarfMemory;
+class Memory;
+template <typename AddressType>
+class RegsTmpl;
+
+template <typename AddressType>
+class DwarfOp {
+  // Signed version of AddressType
+  typedef typename std::make_signed<AddressType>::type SignedType;
+
+  struct OpCallback {
+    const char* name;
+    bool (DwarfOp::*handle_func)();
+    uint8_t supported_version;
+    uint8_t num_required_stack_values;
+    uint8_t num_operands;
+    uint8_t operands[2];
+  };
+
+ public:
+  DwarfOp(DwarfMemory* memory, Memory* regular_memory)
+      : memory_(memory), regular_memory_(regular_memory) {}
+  virtual ~DwarfOp() = default;
+
+  bool Decode(uint8_t dwarf_version);
+
+  bool Eval(uint64_t start, uint64_t end, uint8_t dwarf_version);
+
+  void GetLogInfo(uint64_t start, uint64_t end, std::vector<std::string>* lines);
+
+  AddressType StackAt(size_t index) { return stack_[index]; }
+  size_t StackSize() { return stack_.size(); }
+
+  void set_regs(RegsTmpl<AddressType>* regs) { regs_ = regs; }
+
+  DwarfError last_error() { return last_error_; }
+
+  bool is_register() { return is_register_; }
+
+  uint8_t cur_op() { return cur_op_; }
+
+  Memory* regular_memory() { return regular_memory_; }
+
+ protected:
+  AddressType OperandAt(size_t index) { return operands_[index]; }
+  size_t OperandsSize() { return operands_.size(); }
+
+  AddressType StackPop() {
+    AddressType value = stack_.front();
+    stack_.pop_front();
+    return value;
+  }
+
+ private:
+  DwarfMemory* memory_;
+  Memory* regular_memory_;
+
+  RegsTmpl<AddressType>* regs_;
+  bool is_register_ = false;
+  DwarfError last_error_ = DWARF_ERROR_NONE;
+  uint8_t cur_op_;
+  std::vector<AddressType> operands_;
+  std::deque<AddressType> stack_;
+
+  inline AddressType bool_to_dwarf_bool(bool value) { return value ? 1 : 0; }
+
+  // Op processing functions.
+  bool op_deref();
+  bool op_deref_size();
+  bool op_push();
+  bool op_dup();
+  bool op_drop();
+  bool op_over();
+  bool op_pick();
+  bool op_swap();
+  bool op_rot();
+  bool op_abs();
+  bool op_and();
+  bool op_div();
+  bool op_minus();
+  bool op_mod();
+  bool op_mul();
+  bool op_neg();
+  bool op_not();
+  bool op_or();
+  bool op_plus();
+  bool op_plus_uconst();
+  bool op_shl();
+  bool op_shr();
+  bool op_shra();
+  bool op_xor();
+  bool op_bra();
+  bool op_eq();
+  bool op_ge();
+  bool op_gt();
+  bool op_le();
+  bool op_lt();
+  bool op_ne();
+  bool op_skip();
+  bool op_lit();
+  bool op_reg();
+  bool op_regx();
+  bool op_breg();
+  bool op_bregx();
+  bool op_nop();
+  bool op_not_implemented();
+
+  constexpr static OpCallback kCallbackTable[256] = {
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0x00 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0x01 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0x02 illegal op
+      {
+          // 0x03 DW_OP_addr
+          "DW_OP_addr",
+          &DwarfOp::op_push,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_absptr},
+      },
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0x04 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0x05 illegal op
+      {
+          // 0x06 DW_OP_deref
+          "DW_OP_deref",
+          &DwarfOp::op_deref,
+          DWARF_VERSION_2,
+          1,
+          0,
+          {},
+      },
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0x07 illegal op
+      {
+          // 0x08 DW_OP_const1u
+          "DW_OP_const1u",
+          &DwarfOp::op_push,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_udata1},
+      },
+      {
+          // 0x09 DW_OP_const1s
+          "DW_OP_const1s",
+          &DwarfOp::op_push,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sdata1},
+      },
+      {
+          // 0x0a DW_OP_const2u
+          "DW_OP_const2u",
+          &DwarfOp::op_push,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_udata2},
+      },
+      {
+          // 0x0b DW_OP_const2s
+          "DW_OP_const2s",
+          &DwarfOp::op_push,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sdata2},
+      },
+      {
+          // 0x0c DW_OP_const4u
+          "DW_OP_const4u",
+          &DwarfOp::op_push,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_udata4},
+      },
+      {
+          // 0x0d DW_OP_const4s
+          "DW_OP_const4s",
+          &DwarfOp::op_push,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sdata4},
+      },
+      {
+          // 0x0e DW_OP_const8u
+          "DW_OP_const8u",
+          &DwarfOp::op_push,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_udata8},
+      },
+      {
+          // 0x0f DW_OP_const8s
+          "DW_OP_const8s",
+          &DwarfOp::op_push,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sdata8},
+      },
+      {
+          // 0x10 DW_OP_constu
+          "DW_OP_constu",
+          &DwarfOp::op_push,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_uleb128},
+      },
+      {
+          // 0x11 DW_OP_consts
+          "DW_OP_consts",
+          &DwarfOp::op_push,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x12 DW_OP_dup
+          "DW_OP_dup",
+          &DwarfOp::op_dup,
+          DWARF_VERSION_2,
+          1,
+          0,
+          {},
+      },
+      {
+          // 0x13 DW_OP_drop
+          "DW_OP_drop",
+          &DwarfOp::op_drop,
+          DWARF_VERSION_2,
+          1,
+          0,
+          {},
+      },
+      {
+          // 0x14 DW_OP_over
+          "DW_OP_over",
+          &DwarfOp::op_over,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x15 DW_OP_pick
+          "DW_OP_pick",
+          &DwarfOp::op_pick,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_udata1},
+      },
+      {
+          // 0x16 DW_OP_swap
+          "DW_OP_swap",
+          &DwarfOp::op_swap,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x17 DW_OP_rot
+          "DW_OP_rot",
+          &DwarfOp::op_rot,
+          DWARF_VERSION_2,
+          3,
+          0,
+          {},
+      },
+      {
+          // 0x18 DW_OP_xderef
+          "DW_OP_xderef",
+          &DwarfOp::op_not_implemented,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x19 DW_OP_abs
+          "DW_OP_abs",
+          &DwarfOp::op_abs,
+          DWARF_VERSION_2,
+          1,
+          0,
+          {},
+      },
+      {
+          // 0x1a DW_OP_and
+          "DW_OP_and",
+          &DwarfOp::op_and,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x1b DW_OP_div
+          "DW_OP_div",
+          &DwarfOp::op_div,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x1c DW_OP_minus
+          "DW_OP_minus",
+          &DwarfOp::op_minus,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x1d DW_OP_mod
+          "DW_OP_mod",
+          &DwarfOp::op_mod,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x1e DW_OP_mul
+          "DW_OP_mul",
+          &DwarfOp::op_mul,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x1f DW_OP_neg
+          "DW_OP_neg",
+          &DwarfOp::op_neg,
+          DWARF_VERSION_2,
+          1,
+          0,
+          {},
+      },
+      {
+          // 0x20 DW_OP_not
+          "DW_OP_not",
+          &DwarfOp::op_not,
+          DWARF_VERSION_2,
+          1,
+          0,
+          {},
+      },
+      {
+          // 0x21 DW_OP_or
+          "DW_OP_or",
+          &DwarfOp::op_or,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x22 DW_OP_plus
+          "DW_OP_plus",
+          &DwarfOp::op_plus,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x23 DW_OP_plus_uconst
+          "DW_OP_plus_uconst",
+          &DwarfOp::op_plus_uconst,
+          DWARF_VERSION_2,
+          1,
+          1,
+          {DW_EH_PE_uleb128},
+      },
+      {
+          // 0x24 DW_OP_shl
+          "DW_OP_shl",
+          &DwarfOp::op_shl,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x25 DW_OP_shr
+          "DW_OP_shr",
+          &DwarfOp::op_shr,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x26 DW_OP_shra
+          "DW_OP_shra",
+          &DwarfOp::op_shra,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x27 DW_OP_xor
+          "DW_OP_xor",
+          &DwarfOp::op_xor,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x28 DW_OP_bra
+          "DW_OP_bra",
+          &DwarfOp::op_bra,
+          DWARF_VERSION_2,
+          1,
+          1,
+          {DW_EH_PE_sdata2},
+      },
+      {
+          // 0x29 DW_OP_eq
+          "DW_OP_eq",
+          &DwarfOp::op_eq,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x2a DW_OP_ge
+          "DW_OP_ge",
+          &DwarfOp::op_ge,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x2b DW_OP_gt
+          "DW_OP_gt",
+          &DwarfOp::op_gt,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x2c DW_OP_le
+          "DW_OP_le",
+          &DwarfOp::op_le,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x2d DW_OP_lt
+          "DW_OP_lt",
+          &DwarfOp::op_lt,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x2e DW_OP_ne
+          "DW_OP_ne",
+          &DwarfOp::op_ne,
+          DWARF_VERSION_2,
+          2,
+          0,
+          {},
+      },
+      {
+          // 0x2f DW_OP_skip
+          "DW_OP_skip",
+          &DwarfOp::op_skip,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sdata2},
+      },
+      {
+          // 0x30 DW_OP_lit0
+          "DW_OP_lit0",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x31 DW_OP_lit1
+          "DW_OP_lit1",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x32 DW_OP_lit2
+          "DW_OP_lit2",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x33 DW_OP_lit3
+          "DW_OP_lit3",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x34 DW_OP_lit4
+          "DW_OP_lit4",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x35 DW_OP_lit5
+          "DW_OP_lit5",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x36 DW_OP_lit6
+          "DW_OP_lit6",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x37 DW_OP_lit7
+          "DW_OP_lit7",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x38 DW_OP_lit8
+          "DW_OP_lit8",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x39 DW_OP_lit9
+          "DW_OP_lit9",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x3a DW_OP_lit10
+          "DW_OP_lit10",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x3b DW_OP_lit11
+          "DW_OP_lit11",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x3c DW_OP_lit12
+          "DW_OP_lit12",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x3d DW_OP_lit13
+          "DW_OP_lit13",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x3e DW_OP_lit14
+          "DW_OP_lit14",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x3f DW_OP_lit15
+          "DW_OP_lit15",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x40 DW_OP_lit16
+          "DW_OP_lit16",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x41 DW_OP_lit17
+          "DW_OP_lit17",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x42 DW_OP_lit18
+          "DW_OP_lit18",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x43 DW_OP_lit19
+          "DW_OP_lit19",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x44 DW_OP_lit20
+          "DW_OP_lit20",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x45 DW_OP_lit21
+          "DW_OP_lit21",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x46 DW_OP_lit22
+          "DW_OP_lit22",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x47 DW_OP_lit23
+          "DW_OP_lit23",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x48 DW_OP_lit24
+          "DW_OP_lit24",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x49 DW_OP_lit25
+          "DW_OP_lit25",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x4a DW_OP_lit26
+          "DW_OP_lit26",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x4b DW_OP_lit27
+          "DW_OP_lit27",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x4c DW_OP_lit28
+          "DW_OP_lit28",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x4d DW_OP_lit29
+          "DW_OP_lit29",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x4e DW_OP_lit30
+          "DW_OP_lit30",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x4f DW_OP_lit31
+          "DW_OP_lit31",
+          &DwarfOp::op_lit,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x50 DW_OP_reg0
+          "DW_OP_reg0",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x51 DW_OP_reg1
+          "DW_OP_reg1",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x52 DW_OP_reg2
+          "DW_OP_reg2",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x53 DW_OP_reg3
+          "DW_OP_reg3",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x54 DW_OP_reg4
+          "DW_OP_reg4",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x55 DW_OP_reg5
+          "DW_OP_reg5",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x56 DW_OP_reg6
+          "DW_OP_reg6",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x57 DW_OP_reg7
+          "DW_OP_reg7",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x58 DW_OP_reg8
+          "DW_OP_reg8",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x59 DW_OP_reg9
+          "DW_OP_reg9",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x5a DW_OP_reg10
+          "DW_OP_reg10",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x5b DW_OP_reg11
+          "DW_OP_reg11",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x5c DW_OP_reg12
+          "DW_OP_reg12",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x5d DW_OP_reg13
+          "DW_OP_reg13",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x5e DW_OP_reg14
+          "DW_OP_reg14",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x5f DW_OP_reg15
+          "DW_OP_reg15",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x60 DW_OP_reg16
+          "DW_OP_reg16",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x61 DW_OP_reg17
+          "DW_OP_reg17",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x62 DW_OP_reg18
+          "DW_OP_reg18",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x63 DW_OP_reg19
+          "DW_OP_reg19",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x64 DW_OP_reg20
+          "DW_OP_reg20",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x65 DW_OP_reg21
+          "DW_OP_reg21",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x66 DW_OP_reg22
+          "DW_OP_reg22",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x67 DW_OP_reg23
+          "DW_OP_reg23",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x68 DW_OP_reg24
+          "DW_OP_reg24",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x69 DW_OP_reg25
+          "DW_OP_reg25",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x6a DW_OP_reg26
+          "DW_OP_reg26",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x6b DW_OP_reg27
+          "DW_OP_reg27",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x6c DW_OP_reg28
+          "DW_OP_reg28",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x6d DW_OP_reg29
+          "DW_OP_reg29",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x6e DW_OP_reg30
+          "DW_OP_reg30",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x6f DW_OP_reg31
+          "DW_OP_reg31",
+          &DwarfOp::op_reg,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x70 DW_OP_breg0
+          "DW_OP_breg0",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x71 DW_OP_breg1
+          "DW_OP_breg1",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x72 DW_OP_breg2
+          "DW_OP_breg2",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x73 DW_OP_breg3
+          "DW_OP_breg3",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x74 DW_OP_breg4
+          "DW_OP_breg4",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x75 DW_OP_breg5
+          "DW_OP_breg5",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x76 DW_OP_breg6
+          "DW_OP_breg6",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x77 DW_OP_breg7
+          "DW_OP_breg7",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x78 DW_OP_breg8
+          "DW_OP_breg8",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x79 DW_OP_breg9
+          "DW_OP_breg9",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x7a DW_OP_breg10
+          "DW_OP_breg10",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x7b DW_OP_breg11
+          "DW_OP_breg11",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x7c DW_OP_breg12
+          "DW_OP_breg12",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x7d DW_OP_breg13
+          "DW_OP_breg13",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x7e DW_OP_breg14
+          "DW_OP_breg14",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x7f DW_OP_breg15
+          "DW_OP_breg15",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x80 DW_OP_breg16
+          "DW_OP_breg16",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x81 DW_OP_breg17
+          "DW_OP_breg17",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x82 DW_OP_breg18
+          "DW_OP_breg18",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x83 DW_OP_breg19
+          "DW_OP_breg19",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x84 DW_OP_breg20
+          "DW_OP_breg20",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x85 DW_OP_breg21
+          "DW_OP_breg21",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x86 DW_OP_breg22
+          "DW_OP_breg22",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x87 DW_OP_breg23
+          "DW_OP_breg23",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x88 DW_OP_breg24
+          "DW_OP_breg24",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x89 DW_OP_breg25
+          "DW_OP_breg25",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x8a DW_OP_breg26
+          "DW_OP_breg26",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x8b DW_OP_breg27
+          "DW_OP_breg27",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x8c DW_OP_breg28
+          "DW_OP_breg28",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x8d DW_OP_breg29
+          "DW_OP_breg29",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x8e DW_OP_breg30
+          "DW_OP_breg30",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x8f DW_OP_breg31
+          "DW_OP_breg31",
+          &DwarfOp::op_breg,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x90 DW_OP_regx
+          "DW_OP_regx",
+          &DwarfOp::op_regx,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_uleb128},
+      },
+      {
+          // 0x91 DW_OP_fbreg
+          "DW_OP_fbreg",
+          &DwarfOp::op_not_implemented,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_sleb128},
+      },
+      {
+          // 0x92 DW_OP_bregx
+          "DW_OP_bregx",
+          &DwarfOp::op_bregx,
+          DWARF_VERSION_2,
+          0,
+          2,
+          {DW_EH_PE_uleb128, DW_EH_PE_sleb128},
+      },
+      {
+          // 0x93 DW_OP_piece
+          "DW_OP_piece",
+          &DwarfOp::op_not_implemented,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_uleb128},
+      },
+      {
+          // 0x94 DW_OP_deref_size
+          "DW_OP_deref_size",
+          &DwarfOp::op_deref_size,
+          DWARF_VERSION_2,
+          1,
+          1,
+          {DW_EH_PE_udata1},
+      },
+      {
+          // 0x95 DW_OP_xderef_size
+          "DW_OP_xderef_size",
+          &DwarfOp::op_not_implemented,
+          DWARF_VERSION_2,
+          0,
+          1,
+          {DW_EH_PE_udata1},
+      },
+      {
+          // 0x96 DW_OP_nop
+          "DW_OP_nop",
+          &DwarfOp::op_nop,
+          DWARF_VERSION_2,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x97 DW_OP_push_object_address
+          "DW_OP_push_object_address",
+          &DwarfOp::op_not_implemented,
+          DWARF_VERSION_3,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x98 DW_OP_call2
+          "DW_OP_call2",
+          &DwarfOp::op_not_implemented,
+          DWARF_VERSION_3,
+          0,
+          1,
+          {DW_EH_PE_udata2},
+      },
+      {
+          // 0x99 DW_OP_call4
+          "DW_OP_call4",
+          &DwarfOp::op_not_implemented,
+          DWARF_VERSION_3,
+          0,
+          1,
+          {DW_EH_PE_udata4},
+      },
+      {
+          // 0x9a DW_OP_call_ref
+          "DW_OP_call_ref",
+          &DwarfOp::op_not_implemented,
+          DWARF_VERSION_3,
+          0,
+          0,  // Has a different sized operand (4 bytes or 8 bytes).
+          {},
+      },
+      {
+          // 0x9b DW_OP_form_tls_address
+          "DW_OP_form_tls_address",
+          &DwarfOp::op_not_implemented,
+          DWARF_VERSION_3,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x9c DW_OP_call_frame_cfa
+          "DW_OP_call_frame_cfa",
+          &DwarfOp::op_not_implemented,
+          DWARF_VERSION_3,
+          0,
+          0,
+          {},
+      },
+      {
+          // 0x9d DW_OP_bit_piece
+          "DW_OP_bit_piece",
+          &DwarfOp::op_not_implemented,
+          DWARF_VERSION_3,
+          0,
+          2,
+          {DW_EH_PE_uleb128, DW_EH_PE_uleb128},
+      },
+      {
+          // 0x9e DW_OP_implicit_value
+          "DW_OP_implicit_value",
+          &DwarfOp::op_not_implemented,
+          DWARF_VERSION_4,
+          0,
+          1,
+          {DW_EH_PE_uleb128},
+      },
+      {
+          // 0x9f DW_OP_stack_value
+          "DW_OP_stack_value",
+          &DwarfOp::op_not_implemented,
+          DWARF_VERSION_4,
+          1,
+          0,
+          {},
+      },
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xa0 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xa1 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xa2 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xa3 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xa4 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xa5 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xa6 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xa7 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xa8 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xa9 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xaa illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xab illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xac illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xad illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xae illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xaf illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xb0 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xb1 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xb2 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xb3 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xb4 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xb5 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xb6 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xb7 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xb8 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xb9 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xba illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xbb illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xbc illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xbd illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xbe illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xbf illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xc0 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xc1 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xc2 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xc3 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xc4 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xc5 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xc6 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xc7 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xc8 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xc9 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xca illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xcb illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xcc illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xcd illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xce illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xcf illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xd0 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xd1 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xd2 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xd3 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xd4 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xd5 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xd6 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xd7 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xd8 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xd9 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xda illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xdb illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xdc illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xdd illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xde illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xdf illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xe0 DW_OP_lo_user
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xe1 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xe2 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xe3 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xe4 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xe5 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xe6 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xe7 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xe8 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xe9 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xea illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xeb illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xec illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xed illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xee illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xef illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xf0 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xf1 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xf2 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xf3 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xf4 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xf5 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xf6 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xf7 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xf8 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xf9 illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xfa illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xfb illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xfc illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xfd illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xfe illegal op
+      {nullptr, nullptr, 0, 0, 0, {}},  // 0xff DW_OP_hi_user
+  };
+};
+
+#endif  // _LIBUNWINDSTACK_DWARF_OP_H