diff --git a/libunwindstack/Android.bp b/libunwindstack/Android.bp
index eb2b902..d7e949b 100644
--- a/libunwindstack/Android.bp
+++ b/libunwindstack/Android.bp
@@ -48,6 +48,8 @@
     srcs: [
         "ArmExidx.cpp",
         "DwarfCfa.cpp",
+        "DwarfDebugFrame.cpp",
+        "DwarfEhFrame.cpp",
         "DwarfMemory.cpp",
         "DwarfOp.cpp",
         "DwarfSection.cpp",
@@ -96,6 +98,8 @@
         "tests/ArmExidxExtractTest.cpp",
         "tests/DwarfCfaLogTest.cpp",
         "tests/DwarfCfaTest.cpp",
+        "tests/DwarfDebugFrameTest.cpp",
+        "tests/DwarfEhFrameTest.cpp",
         "tests/DwarfMemoryTest.cpp",
         "tests/DwarfOpLogTest.cpp",
         "tests/DwarfOpTest.cpp",
diff --git a/libunwindstack/DwarfDebugFrame.cpp b/libunwindstack/DwarfDebugFrame.cpp
new file mode 100644
index 0000000..3ac02fc
--- /dev/null
+++ b/libunwindstack/DwarfDebugFrame.cpp
@@ -0,0 +1,311 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+
+#include <stdint.h>
+#include <stdlib.h>
+
+#include <algorithm>
+
+#include "DwarfDebugFrame.h"
+#include "DwarfMemory.h"
+#include "DwarfSection.h"
+#include "DwarfStructs.h"
+#include "Memory.h"
+
+template <typename AddressType>
+bool DwarfDebugFrame<AddressType>::Init(uint64_t offset, uint64_t size) {
+  offset_ = offset;
+  end_offset_ = offset + size;
+
+  memory_.clear_func_offset();
+  memory_.clear_text_offset();
+  memory_.set_data_offset(offset);
+  memory_.set_cur_offset(offset);
+
+  return CreateSortedFdeList();
+}
+
+template <typename AddressType>
+bool DwarfDebugFrame<AddressType>::GetCieInfo(uint8_t* segment_size, uint8_t* encoding) {
+  uint8_t version;
+  if (!memory_.ReadBytes(&version, 1)) {
+    last_error_ = DWARF_ERROR_MEMORY_INVALID;
+    return false;
+  }
+  // Read the augmentation string.
+  std::vector<char> aug_string;
+  char aug_value;
+  bool get_encoding = false;
+  do {
+    if (!memory_.ReadBytes(&aug_value, 1)) {
+      last_error_ = DWARF_ERROR_MEMORY_INVALID;
+      return false;
+    }
+    if (aug_value == 'R') {
+      get_encoding = true;
+    }
+    aug_string.push_back(aug_value);
+  } while (aug_value != '\0');
+
+  if (version == 4) {
+    // Skip the Address Size field.
+    memory_.set_cur_offset(memory_.cur_offset() + 1);
+
+    // Read the segment size.
+    if (!memory_.ReadBytes(segment_size, 1)) {
+      last_error_ = DWARF_ERROR_MEMORY_INVALID;
+      return false;
+    }
+  } else {
+    *segment_size = 0;
+  }
+
+  if (aug_string[0] != 'z' || !get_encoding) {
+    // No encoding
+    return true;
+  }
+
+  // Skip code alignment factor
+  uint8_t value;
+  do {
+    if (!memory_.ReadBytes(&value, 1)) {
+      last_error_ = DWARF_ERROR_MEMORY_INVALID;
+      return false;
+    }
+  } while (value & 0x80);
+
+  // Skip data alignment factor
+  do {
+    if (!memory_.ReadBytes(&value, 1)) {
+      last_error_ = DWARF_ERROR_MEMORY_INVALID;
+      return false;
+    }
+  } while (value & 0x80);
+
+  if (version == 1) {
+    // Skip return address register.
+    memory_.set_cur_offset(memory_.cur_offset() + 1);
+  } else {
+    // Skip return address register.
+    do {
+      if (!memory_.ReadBytes(&value, 1)) {
+        last_error_ = DWARF_ERROR_MEMORY_INVALID;
+        return false;
+      }
+    } while (value & 0x80);
+  }
+
+  // Skip the augmentation length.
+  do {
+    if (!memory_.ReadBytes(&value, 1)) {
+      last_error_ = DWARF_ERROR_MEMORY_INVALID;
+      return false;
+    }
+  } while (value & 0x80);
+
+  for (size_t i = 1; i < aug_string.size(); i++) {
+    if (aug_string[i] == 'R') {
+      if (!memory_.ReadBytes(encoding, 1)) {
+        last_error_ = DWARF_ERROR_MEMORY_INVALID;
+        return false;
+      }
+      // Got the encoding, that's all we are looking for.
+      return true;
+    } else if (aug_string[i] == 'L') {
+      memory_.set_cur_offset(memory_.cur_offset() + 1);
+    } else if (aug_string[i] == 'P') {
+      uint8_t encoding;
+      if (!memory_.ReadBytes(&encoding, 1)) {
+        last_error_ = DWARF_ERROR_MEMORY_INVALID;
+        return false;
+      }
+      uint64_t value;
+      if (!memory_.template ReadEncodedValue<AddressType>(encoding, &value)) {
+        last_error_ = DWARF_ERROR_MEMORY_INVALID;
+        return false;
+      }
+    }
+  }
+
+  // It should be impossible to get here.
+  abort();
+}
+
+template <typename AddressType>
+bool DwarfDebugFrame<AddressType>::AddFdeInfo(uint64_t entry_offset, uint8_t segment_size,
+                                              uint8_t encoding) {
+  if (segment_size != 0) {
+    memory_.set_cur_offset(memory_.cur_offset() + 1);
+  }
+
+  uint64_t start;
+  if (!memory_.template ReadEncodedValue<AddressType>(encoding & 0xf, &start)) {
+    last_error_ = DWARF_ERROR_MEMORY_INVALID;
+    return false;
+  }
+
+  uint64_t length;
+  if (!memory_.template ReadEncodedValue<AddressType>(encoding & 0xf, &length)) {
+    last_error_ = DWARF_ERROR_MEMORY_INVALID;
+    return false;
+  }
+  if (length != 0) {
+    fdes_.emplace_back(entry_offset, start, length);
+  }
+
+  return true;
+}
+
+template <typename AddressType>
+bool DwarfDebugFrame<AddressType>::CreateSortedFdeList() {
+  memory_.set_cur_offset(offset_);
+
+  // Loop through all of the entries and read just enough to create
+  // a sorted list of pcs.
+  // This code assumes that first comes the cie, then the fdes that
+  // it applies to.
+  uint64_t cie_offset = 0;
+  uint8_t address_encoding;
+  uint8_t segment_size;
+  while (memory_.cur_offset() < end_offset_) {
+    uint64_t cur_entry_offset = memory_.cur_offset();
+
+    // Figure out the entry length and type.
+    uint32_t value32;
+    if (!memory_.ReadBytes(&value32, sizeof(value32))) {
+      last_error_ = DWARF_ERROR_MEMORY_INVALID;
+      return false;
+    }
+
+    uint64_t next_entry_offset;
+    if (value32 == static_cast<uint32_t>(-1)) {
+      uint64_t value64;
+      if (!memory_.ReadBytes(&value64, sizeof(value64))) {
+        last_error_ = DWARF_ERROR_MEMORY_INVALID;
+        return false;
+      }
+      next_entry_offset = memory_.cur_offset() + value64;
+
+      // Read the Cie Id of a Cie or the pointer of the Fde.
+      if (!memory_.ReadBytes(&value64, sizeof(value64))) {
+        last_error_ = DWARF_ERROR_MEMORY_INVALID;
+        return false;
+      }
+
+      if (value64 == static_cast<uint64_t>(-1)) {
+        // Cie 64 bit
+        address_encoding = DW_EH_PE_sdata8;
+        if (!GetCieInfo(&segment_size, &address_encoding)) {
+          return false;
+        }
+        cie_offset = cur_entry_offset;
+      } else {
+        if (offset_ + value64 != cie_offset) {
+          // This means that this Fde is not following the Cie.
+          last_error_ = DWARF_ERROR_ILLEGAL_VALUE;
+          return false;
+        }
+
+        // Fde 64 bit
+        if (!AddFdeInfo(cur_entry_offset, segment_size, address_encoding)) {
+          return false;
+        }
+      }
+    } else {
+      next_entry_offset = memory_.cur_offset() + value32;
+
+      // Read the Cie Id of a Cie or the pointer of the Fde.
+      if (!memory_.ReadBytes(&value32, sizeof(value32))) {
+        last_error_ = DWARF_ERROR_MEMORY_INVALID;
+        return false;
+      }
+
+      if (value32 == static_cast<uint32_t>(-1)) {
+        // Cie 32 bit
+        address_encoding = DW_EH_PE_sdata4;
+        if (!GetCieInfo(&segment_size, &address_encoding)) {
+          return false;
+        }
+        cie_offset = cur_entry_offset;
+      } else {
+        if (offset_ + value32 != cie_offset) {
+          // This means that this Fde is not following the Cie.
+          last_error_ = DWARF_ERROR_ILLEGAL_VALUE;
+          return false;
+        }
+
+        // Fde 32 bit
+        if (!AddFdeInfo(cur_entry_offset, segment_size, address_encoding)) {
+          return false;
+        }
+      }
+    }
+
+    if (next_entry_offset < memory_.cur_offset()) {
+      // This indicates some kind of corruption, or malformed section data.
+      last_error_ = DWARF_ERROR_ILLEGAL_VALUE;
+      return false;
+    }
+    memory_.set_cur_offset(next_entry_offset);
+  }
+
+  // Sort the entries.
+  std::sort(fdes_.begin(), fdes_.end(), [](const FdeInfo& a, const FdeInfo& b) {
+    if (a.start == b.start) return a.end < b.end;
+    return a.start < b.start;
+  });
+
+  fde_count_ = fdes_.size();
+
+  return true;
+}
+
+template <typename AddressType>
+bool DwarfDebugFrame<AddressType>::GetFdeOffsetFromPc(uint64_t pc, uint64_t* fde_offset) {
+  if (fde_count_ == 0) {
+    return false;
+  }
+
+  size_t first = 0;
+  size_t last = fde_count_;
+  while (first < last) {
+    size_t current = (first + last) / 2;
+    const FdeInfo* info = &fdes_[current];
+    if (pc >= info->start && pc <= info->end) {
+      *fde_offset = info->offset;
+      return true;
+    }
+
+    if (pc < info->start) {
+      last = current;
+    } else {
+      first = current + 1;
+    }
+  }
+  return false;
+}
+
+template <typename AddressType>
+const DwarfFde* DwarfDebugFrame<AddressType>::GetFdeFromIndex(size_t index) {
+  if (index >= fdes_.size()) {
+    return nullptr;
+  }
+  return this->GetFdeFromOffset(fdes_[index].offset);
+}
+
+// Explicitly instantiate DwarfDebugFrame.
+template class DwarfDebugFrame<uint32_t>;
+template class DwarfDebugFrame<uint64_t>;
diff --git a/libunwindstack/DwarfDebugFrame.h b/libunwindstack/DwarfDebugFrame.h
new file mode 100644
index 0000000..320368c
--- /dev/null
+++ b/libunwindstack/DwarfDebugFrame.h
@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2017 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_DEBUG_FRAME_H
+#define _LIBUNWINDSTACK_DWARF_DEBUG_FRAME_H
+
+#include <stdint.h>
+
+#include <vector>
+
+#include "DwarfSection.h"
+
+template <typename AddressType>
+class DwarfDebugFrame : public DwarfSectionImpl<AddressType> {
+ public:
+  // Add these so that the protected members of DwarfSectionImpl
+  // can be accessed without needing a this->.
+  using DwarfSectionImpl<AddressType>::memory_;
+  using DwarfSectionImpl<AddressType>::fde_count_;
+  using DwarfSectionImpl<AddressType>::last_error_;
+
+  struct FdeInfo {
+    FdeInfo(uint64_t offset, uint64_t start, uint64_t length)
+        : offset(offset), start(start), end(start + length) {}
+
+    uint64_t offset;
+    AddressType start;
+    AddressType end;
+  };
+
+  DwarfDebugFrame(Memory* memory) : DwarfSectionImpl<AddressType>(memory) {}
+  virtual ~DwarfDebugFrame() = default;
+
+  bool Init(uint64_t offset, uint64_t size) override;
+
+  bool GetFdeOffsetFromPc(uint64_t pc, uint64_t* fde_offset) override;
+
+  const DwarfFde* GetFdeFromIndex(size_t index) override;
+
+  bool IsCie32(uint32_t value32) override { return value32 == static_cast<uint32_t>(-1); }
+
+  bool IsCie64(uint64_t value64) override { return value64 == static_cast<uint64_t>(-1); }
+
+  uint64_t GetCieOffsetFromFde32(uint32_t pointer) override { return offset_ + pointer; }
+
+  uint64_t GetCieOffsetFromFde64(uint64_t pointer) override { return offset_ + pointer; }
+
+  uint64_t AdjustPcFromFde(uint64_t pc) override { return pc; }
+
+  bool GetCieInfo(uint8_t* segment_size, uint8_t* encoding);
+
+  bool AddFdeInfo(uint64_t entry_offset, uint8_t segment_size, uint8_t encoding);
+
+  bool CreateSortedFdeList();
+
+ protected:
+  uint64_t offset_;
+  uint64_t end_offset_;
+
+  std::vector<FdeInfo> fdes_;
+};
+
+#endif  // _LIBUNWINDSTACK_DWARF_DEBUG_FRAME_H
diff --git a/libunwindstack/DwarfEhFrame.cpp b/libunwindstack/DwarfEhFrame.cpp
new file mode 100644
index 0000000..045fb36
--- /dev/null
+++ b/libunwindstack/DwarfEhFrame.cpp
@@ -0,0 +1,213 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+
+#include <assert.h>
+#include <stdint.h>
+
+#include "DwarfEhFrame.h"
+#include "DwarfMemory.h"
+#include "DwarfSection.h"
+#include "DwarfStructs.h"
+#include "Memory.h"
+
+template <typename AddressType>
+bool DwarfEhFrame<AddressType>::Init(uint64_t offset, uint64_t size) {
+  uint8_t data[4];
+
+  memory_.clear_func_offset();
+  memory_.clear_text_offset();
+  memory_.set_data_offset(offset);
+  memory_.set_cur_offset(offset);
+
+  // Read the first four bytes all at once.
+  if (!memory_.ReadBytes(data, 4)) {
+    last_error_ = DWARF_ERROR_MEMORY_INVALID;
+    return false;
+  }
+
+  version_ = data[0];
+  if (version_ != 1) {
+    // Unknown version.
+    last_error_ = DWARF_ERROR_UNSUPPORTED_VERSION;
+    return false;
+  }
+
+  ptr_encoding_ = data[1];
+  uint8_t fde_count_encoding = data[2];
+  table_encoding_ = data[3];
+  table_entry_size_ = memory_.template GetEncodedSize<AddressType>(table_encoding_);
+
+  memory_.set_pc_offset(memory_.cur_offset());
+  if (!memory_.template ReadEncodedValue<AddressType>(ptr_encoding_, &ptr_offset_)) {
+    last_error_ = DWARF_ERROR_MEMORY_INVALID;
+    return false;
+  }
+
+  memory_.set_pc_offset(memory_.cur_offset());
+  if (!memory_.template ReadEncodedValue<AddressType>(fde_count_encoding, &fde_count_)) {
+    last_error_ = DWARF_ERROR_MEMORY_INVALID;
+    return false;
+  }
+
+  entries_offset_ = memory_.cur_offset();
+  entries_end_ = offset + size;
+  entries_data_offset_ = offset;
+  cur_entries_offset_ = entries_offset_;
+
+  return true;
+}
+
+template <typename AddressType>
+const DwarfFde* DwarfEhFrame<AddressType>::GetFdeFromIndex(size_t index) {
+  const FdeInfo* info = GetFdeInfoFromIndex(index);
+  if (info == nullptr) {
+    return nullptr;
+  }
+  return this->GetFdeFromOffset(info->offset);
+}
+
+template <typename AddressType>
+const typename DwarfEhFrame<AddressType>::FdeInfo* DwarfEhFrame<AddressType>::GetFdeInfoFromIndex(
+    size_t index) {
+  auto entry = fde_info_.find(index);
+  if (entry != fde_info_.end()) {
+    return &fde_info_[index];
+  }
+  FdeInfo* info = &fde_info_[index];
+
+  memory_.set_data_offset(entries_data_offset_);
+  memory_.set_cur_offset(entries_offset_ + 2 * index * table_entry_size_);
+  memory_.set_pc_offset(memory_.cur_offset());
+  uint64_t value;
+  if (!memory_.template ReadEncodedValue<AddressType>(table_encoding_, &value) ||
+      !memory_.template ReadEncodedValue<AddressType>(table_encoding_, &info->offset)) {
+    last_error_ = DWARF_ERROR_MEMORY_INVALID;
+    fde_info_.erase(index);
+    return nullptr;
+  }
+  info->pc = value;
+  return info;
+}
+
+template <typename AddressType>
+bool DwarfEhFrame<AddressType>::GetFdeOffsetBinary(uint64_t pc, uint64_t* fde_offset,
+                                                   uint64_t total_entries) {
+  assert(fde_count_ > 0);
+  assert(total_entries <= fde_count_);
+
+  size_t first = 0;
+  size_t last = total_entries;
+  while (first < last) {
+    size_t current = (first + last) / 2;
+    const FdeInfo* info = GetFdeInfoFromIndex(current);
+    if (pc == info->pc) {
+      *fde_offset = info->offset;
+      return true;
+    }
+    if (pc < info->pc) {
+      last = current;
+    } else {
+      first = current + 1;
+    }
+  }
+  if (last != 0) {
+    const FdeInfo* info = GetFdeInfoFromIndex(last - 1);
+    *fde_offset = info->offset;
+    return true;
+  }
+  return false;
+}
+
+template <typename AddressType>
+bool DwarfEhFrame<AddressType>::GetFdeOffsetSequential(uint64_t pc, uint64_t* fde_offset) {
+  assert(fde_count_ != 0);
+  last_error_ = DWARF_ERROR_NONE;
+  // We can do a binary search if the pc is in the range of the elements
+  // that have already been cached.
+  if (!fde_info_.empty()) {
+    const FdeInfo* info = &fde_info_[fde_info_.size() - 1];
+    if (pc >= info->pc) {
+      *fde_offset = info->offset;
+      return true;
+    }
+    if (pc < info->pc) {
+      return GetFdeOffsetBinary(pc, fde_offset, fde_info_.size());
+    }
+  }
+
+  if (cur_entries_offset_ == 0) {
+    // All entries read, or error encountered.
+    return false;
+  }
+
+  memory_.set_data_offset(entries_data_offset_);
+  memory_.set_cur_offset(cur_entries_offset_);
+  cur_entries_offset_ = 0;
+
+  FdeInfo* prev_info = nullptr;
+  for (size_t current = fde_info_.size();
+       current < fde_count_ && memory_.cur_offset() < entries_end_; current++) {
+    memory_.set_pc_offset(memory_.cur_offset());
+    uint64_t value;
+    if (!memory_.template ReadEncodedValue<AddressType>(table_encoding_, &value)) {
+      last_error_ = DWARF_ERROR_MEMORY_INVALID;
+      return false;
+    }
+
+    FdeInfo* info = &fde_info_[current];
+    if (!memory_.template ReadEncodedValue<AddressType>(table_encoding_, &info->offset)) {
+      fde_info_.erase(current);
+      last_error_ = DWARF_ERROR_MEMORY_INVALID;
+      return false;
+    }
+    info->pc = value;
+
+    if (pc < info->pc) {
+      if (prev_info == nullptr) {
+        return false;
+      }
+      cur_entries_offset_ = memory_.cur_offset();
+      *fde_offset = prev_info->offset;
+      return true;
+    }
+    prev_info = info;
+  }
+
+  if (fde_count_ == fde_info_.size() && pc >= prev_info->pc) {
+    *fde_offset = prev_info->offset;
+    return true;
+  }
+  return false;
+}
+
+template <typename AddressType>
+bool DwarfEhFrame<AddressType>::GetFdeOffsetFromPc(uint64_t pc, uint64_t* fde_offset) {
+  if (fde_count_ == 0) {
+    return false;
+  }
+
+  if (table_entry_size_ > 0) {
+    // Do a binary search since the size of each table entry is fixed.
+    return GetFdeOffsetBinary(pc, fde_offset, fde_count_);
+  } else {
+    // Do a sequential search since each table entry size is variable.
+    return GetFdeOffsetSequential(pc, fde_offset);
+  }
+}
+
+// Explicitly instantiate DwarfEhFrame.
+template class DwarfEhFrame<uint32_t>;
+template class DwarfEhFrame<uint64_t>;
diff --git a/libunwindstack/DwarfEhFrame.h b/libunwindstack/DwarfEhFrame.h
new file mode 100644
index 0000000..e6909ed
--- /dev/null
+++ b/libunwindstack/DwarfEhFrame.h
@@ -0,0 +1,89 @@
+/*
+ * 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_EH_FRAME_H
+#define _LIBUNWINDSTACK_DWARF_EH_FRAME_H
+
+#include <stdint.h>
+
+#include "DwarfSection.h"
+
+// Forward declarations.
+class Memory;
+
+template <typename AddressType>
+class DwarfEhFrame : public DwarfSectionImpl<AddressType> {
+ public:
+  // Add these so that the protected members of DwarfSectionImpl
+  // can be accessed without needing a this->.
+  using DwarfSectionImpl<AddressType>::memory_;
+  using DwarfSectionImpl<AddressType>::fde_count_;
+  using DwarfSectionImpl<AddressType>::last_error_;
+
+  struct FdeInfo {
+    AddressType pc;
+    uint64_t offset;
+  };
+
+  DwarfEhFrame(Memory* memory) : DwarfSectionImpl<AddressType>(memory) {}
+  virtual ~DwarfEhFrame() = default;
+
+  bool Init(uint64_t offset, uint64_t size) override;
+
+  bool GetFdeOffsetFromPc(uint64_t pc, uint64_t* fde_offset) override;
+
+  const DwarfFde* GetFdeFromIndex(size_t index) override;
+
+  bool IsCie32(uint32_t value32) override { return value32 == 0; }
+
+  bool IsCie64(uint64_t value64) override { return value64 == 0; }
+
+  uint64_t GetCieOffsetFromFde32(uint32_t pointer) override {
+    return memory_.cur_offset() - pointer - 4;
+  }
+
+  uint64_t GetCieOffsetFromFde64(uint64_t pointer) override {
+    return memory_.cur_offset() - pointer - 8;
+  }
+
+  uint64_t AdjustPcFromFde(uint64_t pc) override {
+    // The eh_frame uses relative pcs.
+    return pc + memory_.cur_offset();
+  }
+
+  const FdeInfo* GetFdeInfoFromIndex(size_t index);
+
+  bool GetFdeOffsetSequential(uint64_t pc, uint64_t* fde_offset);
+
+  bool GetFdeOffsetBinary(uint64_t pc, uint64_t* fde_offset, uint64_t total_entries);
+
+ protected:
+  uint8_t version_;
+  uint8_t ptr_encoding_;
+  uint8_t table_encoding_;
+  size_t table_entry_size_;
+
+  uint64_t ptr_offset_;
+
+  uint64_t entries_offset_;
+  uint64_t entries_end_;
+  uint64_t entries_data_offset_;
+  uint64_t cur_entries_offset_ = 0;
+
+  std::unordered_map<uint64_t, FdeInfo> fde_info_;
+};
+
+#endif  // _LIBUNWINDSTACK_DWARF_EH_FRAME_H
diff --git a/libunwindstack/ElfInterface.cpp b/libunwindstack/ElfInterface.cpp
index 087457c..bfa7944 100644
--- a/libunwindstack/ElfInterface.cpp
+++ b/libunwindstack/ElfInterface.cpp
@@ -20,10 +20,33 @@
 #include <memory>
 #include <string>
 
+#include "DwarfDebugFrame.h"
+#include "DwarfEhFrame.h"
 #include "ElfInterface.h"
 #include "Memory.h"
 #include "Regs.h"
 
+template <typename AddressType>
+void ElfInterface::InitHeadersWithTemplate() {
+  if (eh_frame_offset_ != 0) {
+    eh_frame_.reset(new DwarfEhFrame<AddressType>(memory_));
+    if (!eh_frame_->Init(eh_frame_offset_, eh_frame_size_)) {
+      eh_frame_.reset(nullptr);
+      eh_frame_offset_ = 0;
+      eh_frame_size_ = static_cast<uint64_t>(-1);
+    }
+  }
+
+  if (debug_frame_offset_ != 0) {
+    debug_frame_.reset(new DwarfDebugFrame<AddressType>(memory_));
+    if (!debug_frame_->Init(debug_frame_offset_, debug_frame_size_)) {
+      debug_frame_.reset(nullptr);
+      debug_frame_offset_ = 0;
+      debug_frame_size_ = static_cast<uint64_t>(-1);
+    }
+  }
+}
+
 template <typename EhdrType, typename PhdrType, typename ShdrType>
 bool ElfInterface::ReadAllHeaders() {
   EhdrType ehdr;
@@ -210,6 +233,9 @@
 }
 
 // Instantiate all of the needed template functions.
+template void ElfInterface::InitHeadersWithTemplate<uint32_t>();
+template void ElfInterface::InitHeadersWithTemplate<uint64_t>();
+
 template bool ElfInterface::ReadAllHeaders<Elf32_Ehdr, Elf32_Phdr, Elf32_Shdr>();
 template bool ElfInterface::ReadAllHeaders<Elf64_Ehdr, Elf64_Phdr, Elf64_Shdr>();
 
diff --git a/libunwindstack/ElfInterface.h b/libunwindstack/ElfInterface.h
index 944146c..1cc8aa0 100644
--- a/libunwindstack/ElfInterface.h
+++ b/libunwindstack/ElfInterface.h
@@ -25,6 +25,8 @@
 #include <unordered_map>
 #include <vector>
 
+#include "DwarfSection.h"
+
 // Forward declarations.
 class Memory;
 class Regs;
@@ -68,10 +70,18 @@
   uint64_t dynamic_size() { return dynamic_size_; }
   uint64_t eh_frame_offset() { return eh_frame_offset_; }
   uint64_t eh_frame_size() { return eh_frame_size_; }
+  uint64_t debug_frame_offset() { return debug_frame_offset_; }
+  uint64_t debug_frame_size() { return debug_frame_size_; }
   uint64_t gnu_debugdata_offset() { return gnu_debugdata_offset_; }
   uint64_t gnu_debugdata_size() { return gnu_debugdata_size_; }
 
+  DwarfSection* eh_frame() { return eh_frame_.get(); }
+  DwarfSection* debug_frame() { return debug_frame_.get(); }
+
  protected:
+  template <typename AddressType>
+  void InitHeadersWithTemplate();
+
   template <typename EhdrType, typename PhdrType, typename ShdrType>
   bool ReadAllHeaders();
 
@@ -105,6 +115,9 @@
 
   uint8_t soname_type_ = SONAME_UNKNOWN;
   std::string soname_;
+
+  std::unique_ptr<DwarfSection> eh_frame_;
+  std::unique_ptr<DwarfSection> debug_frame_;
 };
 
 class ElfInterface32 : public ElfInterface {
@@ -116,8 +129,7 @@
     return ElfInterface::ReadAllHeaders<Elf32_Ehdr, Elf32_Phdr, Elf32_Shdr>();
   }
 
-  void InitHeaders() override {
-  }
+  void InitHeaders() override { ElfInterface::InitHeadersWithTemplate<uint32_t>(); }
 
   bool GetSoname(std::string* soname) override {
     return ElfInterface::GetSonameWithTemplate<Elf32_Dyn>(soname);
@@ -137,8 +149,7 @@
     return ElfInterface::ReadAllHeaders<Elf64_Ehdr, Elf64_Phdr, Elf64_Shdr>();
   }
 
-  void InitHeaders() override {
-  }
+  void InitHeaders() override { ElfInterface::InitHeadersWithTemplate<uint64_t>(); }
 
   bool GetSoname(std::string* soname) override {
     return ElfInterface::GetSonameWithTemplate<Elf64_Dyn>(soname);
diff --git a/libunwindstack/tests/DwarfDebugFrameTest.cpp b/libunwindstack/tests/DwarfDebugFrameTest.cpp
new file mode 100644
index 0000000..94a9974
--- /dev/null
+++ b/libunwindstack/tests/DwarfDebugFrameTest.cpp
@@ -0,0 +1,456 @@
+/*
+ * 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.
+ */
+
+#include <stdint.h>
+
+#include <gmock/gmock.h>
+#include <gtest/gtest.h>
+
+#include "DwarfDebugFrame.h"
+#include "DwarfEncoding.h"
+
+#include "LogFake.h"
+#include "MemoryFake.h"
+#include "RegsFake.h"
+
+template <typename TypeParam>
+class MockDwarfDebugFrame : public DwarfDebugFrame<TypeParam> {
+ public:
+  MockDwarfDebugFrame(Memory* memory) : DwarfDebugFrame<TypeParam>(memory) {}
+  ~MockDwarfDebugFrame() = default;
+
+  void TestSetFdeCount(uint64_t count) { this->fde_count_ = count; }
+  void TestSetOffset(uint64_t offset) { this->offset_ = offset; }
+  void TestSetEndOffset(uint64_t offset) { this->end_offset_ = offset; }
+  void TestPushFdeInfo(const typename DwarfDebugFrame<TypeParam>::FdeInfo& info) {
+    this->fdes_.push_back(info);
+  }
+
+  uint64_t TestGetFdeCount() { return this->fde_count_; }
+  uint8_t TestGetOffset() { return this->offset_; }
+  uint8_t TestGetEndOffset() { return this->end_offset_; }
+  void TestGetFdeInfo(size_t index, typename DwarfDebugFrame<TypeParam>::FdeInfo* info) {
+    *info = this->fdes_[index];
+  }
+};
+
+template <typename TypeParam>
+class DwarfDebugFrameTest : public ::testing::Test {
+ protected:
+  void SetUp() override {
+    memory_.Clear();
+    debug_frame_ = new MockDwarfDebugFrame<TypeParam>(&memory_);
+    ResetLogs();
+  }
+
+  void TearDown() override { delete debug_frame_; }
+
+  MemoryFake memory_;
+  MockDwarfDebugFrame<TypeParam>* debug_frame_ = nullptr;
+};
+TYPED_TEST_CASE_P(DwarfDebugFrameTest);
+
+// NOTE: All test class variables need to be referenced as this->.
+
+TYPED_TEST_P(DwarfDebugFrameTest, Init32) {
+  // CIE 32 information.
+  this->memory_.SetData32(0x5000, 0xfc);
+  this->memory_.SetData32(0x5004, 0xffffffff);
+  this->memory_.SetData8(0x5008, 1);
+  this->memory_.SetData8(0x5009, '\0');
+
+  // FDE 32 information.
+  this->memory_.SetData32(0x5100, 0xfc);
+  this->memory_.SetData32(0x5104, 0);
+  this->memory_.SetData32(0x5108, 0x1500);
+  this->memory_.SetData32(0x510c, 0x200);
+
+  this->memory_.SetData32(0x5200, 0xfc);
+  this->memory_.SetData32(0x5204, 0);
+  this->memory_.SetData32(0x5208, 0x2500);
+  this->memory_.SetData32(0x520c, 0x300);
+
+  // CIE 32 information.
+  this->memory_.SetData32(0x5300, 0xfc);
+  this->memory_.SetData32(0x5304, 0xffffffff);
+  this->memory_.SetData8(0x5308, 1);
+  this->memory_.SetData8(0x5309, '\0');
+
+  // FDE 32 information.
+  this->memory_.SetData32(0x5400, 0xfc);
+  this->memory_.SetData32(0x5404, 0x300);
+  this->memory_.SetData32(0x5408, 0x3500);
+  this->memory_.SetData32(0x540c, 0x400);
+
+  this->memory_.SetData32(0x5500, 0xfc);
+  this->memory_.SetData32(0x5504, 0x300);
+  this->memory_.SetData32(0x5508, 0x4500);
+  this->memory_.SetData32(0x550c, 0x500);
+
+  ASSERT_TRUE(this->debug_frame_->Init(0x5000, 0x600));
+  ASSERT_EQ(4U, this->debug_frame_->TestGetFdeCount());
+
+  typename DwarfDebugFrame<TypeParam>::FdeInfo info(0, 0, 0);
+
+  this->debug_frame_->TestGetFdeInfo(0, &info);
+  EXPECT_EQ(0x5100U, info.offset);
+  EXPECT_EQ(0x1500U, info.start);
+  EXPECT_EQ(0x1700U, info.end);
+
+  this->debug_frame_->TestGetFdeInfo(1, &info);
+  EXPECT_EQ(0x5200U, info.offset);
+  EXPECT_EQ(0x2500U, info.start);
+  EXPECT_EQ(0x2800U, info.end);
+
+  this->debug_frame_->TestGetFdeInfo(2, &info);
+  EXPECT_EQ(0x5400U, info.offset);
+  EXPECT_EQ(0x3500U, info.start);
+  EXPECT_EQ(0x3900U, info.end);
+
+  this->debug_frame_->TestGetFdeInfo(3, &info);
+  EXPECT_EQ(0x5500U, info.offset);
+  EXPECT_EQ(0x4500U, info.start);
+  EXPECT_EQ(0x4a00U, info.end);
+}
+
+TYPED_TEST_P(DwarfDebugFrameTest, Init32_fde_not_following_cie) {
+  // CIE 32 information.
+  this->memory_.SetData32(0x5000, 0xfc);
+  this->memory_.SetData32(0x5004, 0xffffffff);
+  this->memory_.SetData8(0x5008, 1);
+  this->memory_.SetData8(0x5009, '\0');
+
+  // FDE 32 information.
+  this->memory_.SetData32(0x5100, 0xfc);
+  this->memory_.SetData32(0x5104, 0x1000);
+  this->memory_.SetData32(0x5108, 0x1500);
+  this->memory_.SetData32(0x510c, 0x200);
+
+  ASSERT_FALSE(this->debug_frame_->Init(0x5000, 0x600));
+  ASSERT_EQ(DWARF_ERROR_ILLEGAL_VALUE, this->debug_frame_->last_error());
+}
+
+TYPED_TEST_P(DwarfDebugFrameTest, Init64) {
+  // CIE 64 information.
+  this->memory_.SetData32(0x5000, 0xffffffff);
+  this->memory_.SetData64(0x5004, 0xf4);
+  this->memory_.SetData64(0x500c, 0xffffffffffffffffULL);
+  this->memory_.SetData8(0x5014, 1);
+  this->memory_.SetData8(0x5015, '\0');
+
+  // FDE 64 information.
+  this->memory_.SetData32(0x5100, 0xffffffff);
+  this->memory_.SetData64(0x5104, 0xf4);
+  this->memory_.SetData64(0x510c, 0);
+  this->memory_.SetData64(0x5114, 0x1500);
+  this->memory_.SetData64(0x511c, 0x200);
+
+  this->memory_.SetData32(0x5200, 0xffffffff);
+  this->memory_.SetData64(0x5204, 0xf4);
+  this->memory_.SetData64(0x520c, 0);
+  this->memory_.SetData64(0x5214, 0x2500);
+  this->memory_.SetData64(0x521c, 0x300);
+
+  // CIE 64 information.
+  this->memory_.SetData32(0x5300, 0xffffffff);
+  this->memory_.SetData64(0x5304, 0xf4);
+  this->memory_.SetData64(0x530c, 0xffffffffffffffffULL);
+  this->memory_.SetData8(0x5314, 1);
+  this->memory_.SetData8(0x5315, '\0');
+
+  // FDE 64 information.
+  this->memory_.SetData32(0x5400, 0xffffffff);
+  this->memory_.SetData64(0x5404, 0xf4);
+  this->memory_.SetData64(0x540c, 0x300);
+  this->memory_.SetData64(0x5414, 0x3500);
+  this->memory_.SetData64(0x541c, 0x400);
+
+  this->memory_.SetData32(0x5500, 0xffffffff);
+  this->memory_.SetData64(0x5504, 0xf4);
+  this->memory_.SetData64(0x550c, 0x300);
+  this->memory_.SetData64(0x5514, 0x4500);
+  this->memory_.SetData64(0x551c, 0x500);
+
+  ASSERT_TRUE(this->debug_frame_->Init(0x5000, 0x600));
+  ASSERT_EQ(4U, this->debug_frame_->TestGetFdeCount());
+
+  typename DwarfDebugFrame<TypeParam>::FdeInfo info(0, 0, 0);
+
+  this->debug_frame_->TestGetFdeInfo(0, &info);
+  EXPECT_EQ(0x5100U, info.offset);
+  EXPECT_EQ(0x1500U, info.start);
+  EXPECT_EQ(0x1700U, info.end);
+
+  this->debug_frame_->TestGetFdeInfo(1, &info);
+  EXPECT_EQ(0x5200U, info.offset);
+  EXPECT_EQ(0x2500U, info.start);
+  EXPECT_EQ(0x2800U, info.end);
+
+  this->debug_frame_->TestGetFdeInfo(2, &info);
+  EXPECT_EQ(0x5400U, info.offset);
+  EXPECT_EQ(0x3500U, info.start);
+  EXPECT_EQ(0x3900U, info.end);
+
+  this->debug_frame_->TestGetFdeInfo(3, &info);
+  EXPECT_EQ(0x5500U, info.offset);
+  EXPECT_EQ(0x4500U, info.start);
+  EXPECT_EQ(0x4a00U, info.end);
+}
+
+TYPED_TEST_P(DwarfDebugFrameTest, Init64_fde_not_following_cie) {
+  // CIE 64 information.
+  this->memory_.SetData32(0x5000, 0xffffffff);
+  this->memory_.SetData64(0x5004, 0xf4);
+  this->memory_.SetData64(0x500c, 0xffffffffffffffffULL);
+  this->memory_.SetData8(0x5014, 1);
+  this->memory_.SetData8(0x5015, '\0');
+
+  // FDE 64 information.
+  this->memory_.SetData32(0x5100, 0xffffffff);
+  this->memory_.SetData64(0x5104, 0xf4);
+  this->memory_.SetData64(0x510c, 0x1000);
+  this->memory_.SetData64(0x5114, 0x1500);
+  this->memory_.SetData64(0x511c, 0x200);
+
+  ASSERT_FALSE(this->debug_frame_->Init(0x5000, 0x600));
+  ASSERT_EQ(DWARF_ERROR_ILLEGAL_VALUE, this->debug_frame_->last_error());
+}
+
+TYPED_TEST_P(DwarfDebugFrameTest, Init_version1) {
+  // CIE 32 information.
+  this->memory_.SetData32(0x5000, 0xfc);
+  this->memory_.SetData32(0x5004, 0xffffffff);
+  this->memory_.SetData8(0x5008, 1);
+  // Augment string.
+  this->memory_.SetMemory(0x5009, std::vector<uint8_t>{'z', 'R', 'P', 'L', '\0'});
+  // Code alignment factor.
+  this->memory_.SetMemory(0x500e, std::vector<uint8_t>{0x80, 0x00});
+  // Data alignment factor.
+  this->memory_.SetMemory(0x5010, std::vector<uint8_t>{0x81, 0x80, 0x80, 0x00});
+  // Return address register
+  this->memory_.SetData8(0x5014, 0x84);
+  // Augmentation length
+  this->memory_.SetMemory(0x5015, std::vector<uint8_t>{0x84, 0x00});
+  // R data.
+  this->memory_.SetData8(0x5017, DW_EH_PE_pcrel | DW_EH_PE_udata2);
+
+  // FDE 32 information.
+  this->memory_.SetData32(0x5100, 0xfc);
+  this->memory_.SetData32(0x5104, 0);
+  this->memory_.SetData16(0x5108, 0x1500);
+  this->memory_.SetData16(0x510a, 0x200);
+
+  ASSERT_TRUE(this->debug_frame_->Init(0x5000, 0x200));
+  ASSERT_EQ(1U, this->debug_frame_->TestGetFdeCount());
+
+  typename DwarfDebugFrame<TypeParam>::FdeInfo info(0, 0, 0);
+  this->debug_frame_->TestGetFdeInfo(0, &info);
+  EXPECT_EQ(0x5100U, info.offset);
+  EXPECT_EQ(0x1500U, info.start);
+  EXPECT_EQ(0x1700U, info.end);
+}
+
+TYPED_TEST_P(DwarfDebugFrameTest, Init_version4) {
+  // CIE 32 information.
+  this->memory_.SetData32(0x5000, 0xfc);
+  this->memory_.SetData32(0x5004, 0xffffffff);
+  this->memory_.SetData8(0x5008, 4);
+  // Augment string.
+  this->memory_.SetMemory(0x5009, std::vector<uint8_t>{'z', 'L', 'P', 'R', '\0'});
+  // Address size.
+  this->memory_.SetData8(0x500e, 4);
+  // Segment size.
+  this->memory_.SetData8(0x500f, 0);
+  // Code alignment factor.
+  this->memory_.SetMemory(0x5010, std::vector<uint8_t>{0x80, 0x00});
+  // Data alignment factor.
+  this->memory_.SetMemory(0x5012, std::vector<uint8_t>{0x81, 0x80, 0x80, 0x00});
+  // Return address register
+  this->memory_.SetMemory(0x5016, std::vector<uint8_t>{0x85, 0x10});
+  // Augmentation length
+  this->memory_.SetMemory(0x5018, std::vector<uint8_t>{0x84, 0x00});
+  // L data.
+  this->memory_.SetData8(0x501a, 0x10);
+  // P data.
+  this->memory_.SetData8(0x501b, DW_EH_PE_udata4);
+  this->memory_.SetData32(0x501c, 0x100);
+  // R data.
+  this->memory_.SetData8(0x5020, DW_EH_PE_pcrel | DW_EH_PE_udata2);
+
+  // FDE 32 information.
+  this->memory_.SetData32(0x5100, 0xfc);
+  this->memory_.SetData32(0x5104, 0);
+  this->memory_.SetData16(0x5108, 0x1500);
+  this->memory_.SetData16(0x510a, 0x200);
+
+  ASSERT_TRUE(this->debug_frame_->Init(0x5000, 0x200));
+  ASSERT_EQ(1U, this->debug_frame_->TestGetFdeCount());
+
+  typename DwarfDebugFrame<TypeParam>::FdeInfo info(0, 0, 0);
+  this->debug_frame_->TestGetFdeInfo(0, &info);
+  EXPECT_EQ(0x5100U, info.offset);
+  EXPECT_EQ(0x1500U, info.start);
+  EXPECT_EQ(0x1700U, info.end);
+}
+
+TYPED_TEST_P(DwarfDebugFrameTest, GetFdeOffsetFromPc) {
+  typename DwarfDebugFrame<TypeParam>::FdeInfo info(0, 0, 0);
+  for (size_t i = 0; i < 9; i++) {
+    info.start = 0x1000 * (i + 1);
+    info.end = 0x1000 * (i + 2) - 0x10;
+    info.offset = 0x5000 + i * 0x20;
+    this->debug_frame_->TestPushFdeInfo(info);
+  }
+
+  this->debug_frame_->TestSetFdeCount(0);
+  uint64_t fde_offset;
+  ASSERT_FALSE(this->debug_frame_->GetFdeOffsetFromPc(0x1000, &fde_offset));
+  ASSERT_EQ(DWARF_ERROR_NONE, this->debug_frame_->last_error());
+
+  this->debug_frame_->TestSetFdeCount(9);
+  ASSERT_FALSE(this->debug_frame_->GetFdeOffsetFromPc(0x100, &fde_offset));
+  ASSERT_EQ(DWARF_ERROR_NONE, this->debug_frame_->last_error());
+  // Odd number of elements.
+  for (size_t i = 0; i < 9; i++) {
+    TypeParam pc = 0x1000 * (i + 1);
+    ASSERT_TRUE(this->debug_frame_->GetFdeOffsetFromPc(pc, &fde_offset)) << "Failed at index " << i;
+    EXPECT_EQ(0x5000 + i * 0x20, fde_offset) << "Failed at index " << i;
+    ASSERT_TRUE(this->debug_frame_->GetFdeOffsetFromPc(pc + 1, &fde_offset)) << "Failed at index "
+                                                                             << i;
+    EXPECT_EQ(0x5000 + i * 0x20, fde_offset) << "Failed at index " << i;
+    ASSERT_TRUE(this->debug_frame_->GetFdeOffsetFromPc(pc + 0xeff, &fde_offset))
+        << "Failed at index " << i;
+    EXPECT_EQ(0x5000 + i * 0x20, fde_offset) << "Failed at index " << i;
+    ASSERT_FALSE(this->debug_frame_->GetFdeOffsetFromPc(pc + 0xfff, &fde_offset))
+        << "Failed at index " << i;
+    ASSERT_EQ(DWARF_ERROR_NONE, this->debug_frame_->last_error());
+  }
+
+  // Even number of elements.
+  this->debug_frame_->TestSetFdeCount(10);
+  info.start = 0xa000;
+  info.end = 0xaff0;
+  info.offset = 0x5120;
+  this->debug_frame_->TestPushFdeInfo(info);
+
+  for (size_t i = 0; i < 10; i++) {
+    TypeParam pc = 0x1000 * (i + 1);
+    ASSERT_TRUE(this->debug_frame_->GetFdeOffsetFromPc(pc, &fde_offset)) << "Failed at index " << i;
+    EXPECT_EQ(0x5000 + i * 0x20, fde_offset) << "Failed at index " << i;
+    ASSERT_TRUE(this->debug_frame_->GetFdeOffsetFromPc(pc + 1, &fde_offset)) << "Failed at index "
+                                                                             << i;
+    EXPECT_EQ(0x5000 + i * 0x20, fde_offset) << "Failed at index " << i;
+    ASSERT_TRUE(this->debug_frame_->GetFdeOffsetFromPc(pc + 0xeff, &fde_offset))
+        << "Failed at index " << i;
+    EXPECT_EQ(0x5000 + i * 0x20, fde_offset) << "Failed at index " << i;
+    ASSERT_FALSE(this->debug_frame_->GetFdeOffsetFromPc(pc + 0xfff, &fde_offset))
+        << "Failed at index " << i;
+    ASSERT_EQ(DWARF_ERROR_NONE, this->debug_frame_->last_error());
+  }
+}
+
+TYPED_TEST_P(DwarfDebugFrameTest, GetCieFde32) {
+  this->debug_frame_->TestSetOffset(0x4000);
+
+  // CIE 32 information.
+  this->memory_.SetData32(0xf000, 0x100);
+  this->memory_.SetData32(0xf004, 0xffffffff);
+  this->memory_.SetData8(0xf008, 0x1);
+  this->memory_.SetData8(0xf009, '\0');
+  this->memory_.SetData8(0xf00a, 4);
+  this->memory_.SetData8(0xf00b, 8);
+  this->memory_.SetData8(0xf00c, 0x20);
+
+  // FDE 32 information.
+  this->memory_.SetData32(0x14000, 0x20);
+  this->memory_.SetData32(0x14004, 0xb000);
+  this->memory_.SetData32(0x14008, 0x9000);
+  this->memory_.SetData32(0x1400c, 0x100);
+
+  const DwarfFde* fde = this->debug_frame_->GetFdeFromOffset(0x14000);
+  ASSERT_TRUE(fde != nullptr);
+  EXPECT_EQ(0x14010U, fde->cfa_instructions_offset);
+  EXPECT_EQ(0x14024U, fde->cfa_instructions_end);
+  EXPECT_EQ(0x9000U, fde->pc_start);
+  EXPECT_EQ(0x9100U, fde->pc_end);
+  EXPECT_EQ(0xf000U, fde->cie_offset);
+  EXPECT_EQ(0U, fde->lsda_address);
+
+  ASSERT_TRUE(fde->cie != nullptr);
+  EXPECT_EQ(1U, fde->cie->version);
+  EXPECT_EQ(DW_EH_PE_sdata4, fde->cie->fde_address_encoding);
+  EXPECT_EQ(DW_EH_PE_omit, fde->cie->lsda_encoding);
+  EXPECT_EQ(0U, fde->cie->segment_size);
+  EXPECT_EQ(1U, fde->cie->augmentation_string.size());
+  EXPECT_EQ('\0', fde->cie->augmentation_string[0]);
+  EXPECT_EQ(0U, fde->cie->personality_handler);
+  EXPECT_EQ(0xf00dU, fde->cie->cfa_instructions_offset);
+  EXPECT_EQ(0xf104U, fde->cie->cfa_instructions_end);
+  EXPECT_EQ(4U, fde->cie->code_alignment_factor);
+  EXPECT_EQ(8, fde->cie->data_alignment_factor);
+  EXPECT_EQ(0x20U, fde->cie->return_address_register);
+}
+
+TYPED_TEST_P(DwarfDebugFrameTest, GetCieFde64) {
+  this->debug_frame_->TestSetOffset(0x2000);
+
+  // CIE 64 information.
+  this->memory_.SetData32(0x6000, 0xffffffff);
+  this->memory_.SetData64(0x6004, 0x100);
+  this->memory_.SetData64(0x600c, 0xffffffffffffffffULL);
+  this->memory_.SetData8(0x6014, 0x1);
+  this->memory_.SetData8(0x6015, '\0');
+  this->memory_.SetData8(0x6016, 4);
+  this->memory_.SetData8(0x6017, 8);
+  this->memory_.SetData8(0x6018, 0x20);
+
+  // FDE 64 information.
+  this->memory_.SetData32(0x8000, 0xffffffff);
+  this->memory_.SetData64(0x8004, 0x200);
+  this->memory_.SetData64(0x800c, 0x4000);
+  this->memory_.SetData64(0x8014, 0x5000);
+  this->memory_.SetData64(0x801c, 0x300);
+
+  const DwarfFde* fde = this->debug_frame_->GetFdeFromOffset(0x8000);
+  ASSERT_TRUE(fde != nullptr);
+  EXPECT_EQ(0x8024U, fde->cfa_instructions_offset);
+  EXPECT_EQ(0x820cU, fde->cfa_instructions_end);
+  EXPECT_EQ(0x5000U, fde->pc_start);
+  EXPECT_EQ(0x5300U, fde->pc_end);
+  EXPECT_EQ(0x6000U, fde->cie_offset);
+  EXPECT_EQ(0U, fde->lsda_address);
+
+  ASSERT_TRUE(fde->cie != nullptr);
+  EXPECT_EQ(1U, fde->cie->version);
+  EXPECT_EQ(DW_EH_PE_sdata8, fde->cie->fde_address_encoding);
+  EXPECT_EQ(DW_EH_PE_omit, fde->cie->lsda_encoding);
+  EXPECT_EQ(0U, fde->cie->segment_size);
+  EXPECT_EQ(1U, fde->cie->augmentation_string.size());
+  EXPECT_EQ('\0', fde->cie->augmentation_string[0]);
+  EXPECT_EQ(0U, fde->cie->personality_handler);
+  EXPECT_EQ(0x6019U, fde->cie->cfa_instructions_offset);
+  EXPECT_EQ(0x610cU, fde->cie->cfa_instructions_end);
+  EXPECT_EQ(4U, fde->cie->code_alignment_factor);
+  EXPECT_EQ(8, fde->cie->data_alignment_factor);
+  EXPECT_EQ(0x20U, fde->cie->return_address_register);
+}
+
+REGISTER_TYPED_TEST_CASE_P(DwarfDebugFrameTest, Init32, Init32_fde_not_following_cie, Init64,
+                           Init64_fde_not_following_cie, Init_version1, Init_version4,
+                           GetFdeOffsetFromPc, GetCieFde32, GetCieFde64);
+
+typedef ::testing::Types<uint32_t, uint64_t> DwarfDebugFrameTestTypes;
+INSTANTIATE_TYPED_TEST_CASE_P(, DwarfDebugFrameTest, DwarfDebugFrameTestTypes);
diff --git a/libunwindstack/tests/DwarfEhFrameTest.cpp b/libunwindstack/tests/DwarfEhFrameTest.cpp
new file mode 100644
index 0000000..4e538d4
--- /dev/null
+++ b/libunwindstack/tests/DwarfEhFrameTest.cpp
@@ -0,0 +1,409 @@
+/*
+ * 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.
+ */
+
+#include <stdint.h>
+
+#include <gmock/gmock.h>
+#include <gtest/gtest.h>
+
+#include "DwarfEhFrame.h"
+#include "DwarfEncoding.h"
+
+#include "LogFake.h"
+#include "MemoryFake.h"
+#include "RegsFake.h"
+
+template <typename TypeParam>
+class MockDwarfEhFrame : public DwarfEhFrame<TypeParam> {
+ public:
+  MockDwarfEhFrame(Memory* memory) : DwarfEhFrame<TypeParam>(memory) {}
+  ~MockDwarfEhFrame() = default;
+
+  void TestSetTableEncoding(uint8_t encoding) { this->table_encoding_ = encoding; }
+  void TestSetEntriesOffset(uint64_t offset) { this->entries_offset_ = offset; }
+  void TestSetEntriesEnd(uint64_t end) { this->entries_end_ = end; }
+  void TestSetEntriesDataOffset(uint64_t offset) { this->entries_data_offset_ = offset; }
+  void TestSetCurEntriesOffset(uint64_t offset) { this->cur_entries_offset_ = offset; }
+  void TestSetTableEntrySize(size_t size) { this->table_entry_size_ = size; }
+
+  void TestSetFdeCount(uint64_t count) { this->fde_count_ = count; }
+  void TestSetFdeInfo(uint64_t index, const typename DwarfEhFrame<TypeParam>::FdeInfo& info) {
+    this->fde_info_[index] = info;
+  }
+
+  uint8_t TestGetVersion() { return this->version_; }
+  uint8_t TestGetPtrEncoding() { return this->ptr_encoding_; }
+  uint64_t TestGetPtrOffset() { return this->ptr_offset_; }
+  uint8_t TestGetTableEncoding() { return this->table_encoding_; }
+  uint64_t TestGetTableEntrySize() { return this->table_entry_size_; }
+  uint64_t TestGetFdeCount() { return this->fde_count_; }
+  uint64_t TestGetEntriesOffset() { return this->entries_offset_; }
+  uint64_t TestGetEntriesEnd() { return this->entries_end_; }
+  uint64_t TestGetEntriesDataOffset() { return this->entries_data_offset_; }
+  uint64_t TestGetCurEntriesOffset() { return this->cur_entries_offset_; }
+};
+
+template <typename TypeParam>
+class DwarfEhFrameTest : public ::testing::Test {
+ protected:
+  void SetUp() override {
+    memory_.Clear();
+    eh_frame_ = new MockDwarfEhFrame<TypeParam>(&memory_);
+    ResetLogs();
+  }
+
+  void TearDown() override { delete eh_frame_; }
+
+  MemoryFake memory_;
+  MockDwarfEhFrame<TypeParam>* eh_frame_ = nullptr;
+};
+TYPED_TEST_CASE_P(DwarfEhFrameTest);
+
+// NOTE: All test class variables need to be referenced as this->.
+
+TYPED_TEST_P(DwarfEhFrameTest, Init) {
+  this->memory_.SetMemory(
+      0x1000, std::vector<uint8_t>{0x1, DW_EH_PE_udata2, DW_EH_PE_udata4, DW_EH_PE_sdata4});
+  this->memory_.SetData16(0x1004, 0x500);
+  this->memory_.SetData32(0x1006, 126);
+
+  ASSERT_TRUE(this->eh_frame_->Init(0x1000, 0x100));
+  EXPECT_EQ(1U, this->eh_frame_->TestGetVersion());
+  EXPECT_EQ(DW_EH_PE_udata2, this->eh_frame_->TestGetPtrEncoding());
+  EXPECT_EQ(DW_EH_PE_sdata4, this->eh_frame_->TestGetTableEncoding());
+  EXPECT_EQ(4U, this->eh_frame_->TestGetTableEntrySize());
+  EXPECT_EQ(126U, this->eh_frame_->TestGetFdeCount());
+  EXPECT_EQ(0x500U, this->eh_frame_->TestGetPtrOffset());
+  EXPECT_EQ(0x100aU, this->eh_frame_->TestGetEntriesOffset());
+  EXPECT_EQ(0x1100U, this->eh_frame_->TestGetEntriesEnd());
+  EXPECT_EQ(0x1000U, this->eh_frame_->TestGetEntriesDataOffset());
+  EXPECT_EQ(0x100aU, this->eh_frame_->TestGetCurEntriesOffset());
+
+  // Verify an unexpected version will cause a fail.
+  this->memory_.SetData8(0x1000, 0);
+  ASSERT_FALSE(this->eh_frame_->Init(0x1000, 0x100));
+  ASSERT_EQ(DWARF_ERROR_UNSUPPORTED_VERSION, this->eh_frame_->last_error());
+  this->memory_.SetData8(0x1000, 2);
+  ASSERT_FALSE(this->eh_frame_->Init(0x1000, 0x100));
+  ASSERT_EQ(DWARF_ERROR_UNSUPPORTED_VERSION, this->eh_frame_->last_error());
+}
+
+TYPED_TEST_P(DwarfEhFrameTest, GetFdeInfoFromIndex_expect_cache_fail) {
+  this->eh_frame_->TestSetTableEntrySize(0x10);
+  this->eh_frame_->TestSetTableEncoding(DW_EH_PE_udata4);
+  ASSERT_TRUE(this->eh_frame_->GetFdeInfoFromIndex(0) == nullptr);
+  ASSERT_EQ(DWARF_ERROR_MEMORY_INVALID, this->eh_frame_->last_error());
+  ASSERT_TRUE(this->eh_frame_->GetFdeInfoFromIndex(0) == nullptr);
+  ASSERT_EQ(DWARF_ERROR_MEMORY_INVALID, this->eh_frame_->last_error());
+}
+
+TYPED_TEST_P(DwarfEhFrameTest, GetFdeInfoFromIndex_read_pcrel) {
+  this->eh_frame_->TestSetTableEncoding(DW_EH_PE_pcrel | DW_EH_PE_udata4);
+  this->eh_frame_->TestSetEntriesOffset(0x1000);
+  this->eh_frame_->TestSetEntriesDataOffset(0x3000);
+  this->eh_frame_->TestSetTableEntrySize(0x10);
+
+  this->memory_.SetData32(0x1040, 0x340);
+  this->memory_.SetData32(0x1044, 0x500);
+
+  auto info = this->eh_frame_->GetFdeInfoFromIndex(2);
+  ASSERT_TRUE(info != nullptr);
+  EXPECT_EQ(0x1380U, info->pc);
+  EXPECT_EQ(0x1540U, info->offset);
+}
+
+TYPED_TEST_P(DwarfEhFrameTest, GetFdeInfoFromIndex_read_datarel) {
+  this->eh_frame_->TestSetTableEncoding(DW_EH_PE_datarel | DW_EH_PE_udata4);
+  this->eh_frame_->TestSetEntriesOffset(0x1000);
+  this->eh_frame_->TestSetEntriesDataOffset(0x3000);
+  this->eh_frame_->TestSetTableEntrySize(0x10);
+
+  this->memory_.SetData32(0x1040, 0x340);
+  this->memory_.SetData32(0x1044, 0x500);
+
+  auto info = this->eh_frame_->GetFdeInfoFromIndex(2);
+  ASSERT_TRUE(info != nullptr);
+  EXPECT_EQ(0x3340U, info->pc);
+  EXPECT_EQ(0x3500U, info->offset);
+}
+
+TYPED_TEST_P(DwarfEhFrameTest, GetFdeInfoFromIndex_cached) {
+  this->eh_frame_->TestSetTableEncoding(DW_EH_PE_udata4);
+  this->eh_frame_->TestSetEntriesOffset(0x1000);
+  this->eh_frame_->TestSetTableEntrySize(0x10);
+
+  this->memory_.SetData32(0x1040, 0x340);
+  this->memory_.SetData32(0x1044, 0x500);
+
+  auto info = this->eh_frame_->GetFdeInfoFromIndex(2);
+  ASSERT_TRUE(info != nullptr);
+  EXPECT_EQ(0x340U, info->pc);
+  EXPECT_EQ(0x500U, info->offset);
+
+  // Clear the memory so that this will fail if it doesn't read cached data.
+  this->memory_.Clear();
+
+  info = this->eh_frame_->GetFdeInfoFromIndex(2);
+  ASSERT_TRUE(info != nullptr);
+  EXPECT_EQ(0x340U, info->pc);
+  EXPECT_EQ(0x500U, info->offset);
+}
+
+TYPED_TEST_P(DwarfEhFrameTest, GetFdeOffsetBinary_verify) {
+  this->eh_frame_->TestSetTableEntrySize(0x10);
+  this->eh_frame_->TestSetFdeCount(10);
+
+  typename DwarfEhFrame<TypeParam>::FdeInfo info;
+  for (size_t i = 0; i < 10; i++) {
+    info.pc = 0x1000 * (i + 1);
+    info.offset = 0x5000 + i * 0x20;
+    this->eh_frame_->TestSetFdeInfo(i, info);
+  }
+
+  uint64_t fde_offset;
+  EXPECT_FALSE(this->eh_frame_->GetFdeOffsetBinary(0x100, &fde_offset, 10));
+  // Not an error, just not found.
+  ASSERT_EQ(DWARF_ERROR_NONE, this->eh_frame_->last_error());
+  // Even number of elements.
+  for (size_t i = 0; i < 10; i++) {
+    TypeParam pc = 0x1000 * (i + 1);
+    EXPECT_TRUE(this->eh_frame_->GetFdeOffsetBinary(pc, &fde_offset, 10)) << "Failed at index " << i;
+    EXPECT_EQ(0x5000 + i * 0x20, fde_offset) << "Failed at index " << i;
+    EXPECT_TRUE(this->eh_frame_->GetFdeOffsetBinary(pc + 1, &fde_offset, 10)) << "Failed at index "
+                                                                              << i;
+    EXPECT_EQ(0x5000 + i * 0x20, fde_offset) << "Failed at index " << i;
+    EXPECT_TRUE(this->eh_frame_->GetFdeOffsetBinary(pc + 0xfff, &fde_offset, 10))
+        << "Failed at index " << i;
+    EXPECT_EQ(0x5000 + i * 0x20, fde_offset) << "Failed at index " << i;
+  }
+  // Odd number of elements.
+  for (size_t i = 0; i < 9; i++) {
+    TypeParam pc = 0x1000 * (i + 1);
+    EXPECT_TRUE(this->eh_frame_->GetFdeOffsetBinary(pc, &fde_offset, 9)) << "Failed at index " << i;
+    EXPECT_EQ(0x5000 + i * 0x20, fde_offset) << "Failed at index " << i;
+    EXPECT_TRUE(this->eh_frame_->GetFdeOffsetBinary(pc + 1, &fde_offset, 9)) << "Failed at index "
+                                                                             << i;
+    EXPECT_EQ(0x5000 + i * 0x20, fde_offset) << "Failed at index " << i;
+    EXPECT_TRUE(this->eh_frame_->GetFdeOffsetBinary(pc + 0xfff, &fde_offset, 9))
+        << "Failed at index " << i;
+    EXPECT_EQ(0x5000 + i * 0x20, fde_offset) << "Failed at index " << i;
+  }
+}
+
+TYPED_TEST_P(DwarfEhFrameTest, GetFdeOffsetSequential) {
+  this->eh_frame_->TestSetFdeCount(10);
+  this->eh_frame_->TestSetEntriesDataOffset(0x100);
+  this->eh_frame_->TestSetEntriesEnd(0x2000);
+  this->eh_frame_->TestSetTableEncoding(DW_EH_PE_udata4);
+
+  this->memory_.SetData32(0x1040, 0x340);
+  this->memory_.SetData32(0x1044, 0x500);
+
+  this->memory_.SetData32(0x1048, 0x440);
+  this->memory_.SetData32(0x104c, 0x600);
+
+  // Verify that if entries is zero, that it fails.
+  uint64_t fde_offset;
+  ASSERT_FALSE(this->eh_frame_->GetFdeOffsetSequential(0x340, &fde_offset));
+  this->eh_frame_->TestSetCurEntriesOffset(0x1040);
+
+  ASSERT_TRUE(this->eh_frame_->GetFdeOffsetSequential(0x340, &fde_offset));
+  EXPECT_EQ(0x500U, fde_offset);
+
+  ASSERT_TRUE(this->eh_frame_->GetFdeOffsetSequential(0x440, &fde_offset));
+  EXPECT_EQ(0x600U, fde_offset);
+
+  // Expect that the data is cached so no more memory reads will occur.
+  this->memory_.Clear();
+  ASSERT_TRUE(this->eh_frame_->GetFdeOffsetSequential(0x440, &fde_offset));
+  EXPECT_EQ(0x600U, fde_offset);
+}
+
+TYPED_TEST_P(DwarfEhFrameTest, GetFdeOffsetSequential_last_element) {
+  this->eh_frame_->TestSetFdeCount(2);
+  this->eh_frame_->TestSetEntriesDataOffset(0x100);
+  this->eh_frame_->TestSetEntriesEnd(0x2000);
+  this->eh_frame_->TestSetTableEncoding(DW_EH_PE_udata4);
+  this->eh_frame_->TestSetCurEntriesOffset(0x1040);
+
+  this->memory_.SetData32(0x1040, 0x340);
+  this->memory_.SetData32(0x1044, 0x500);
+
+  this->memory_.SetData32(0x1048, 0x440);
+  this->memory_.SetData32(0x104c, 0x600);
+
+  uint64_t fde_offset;
+  ASSERT_TRUE(this->eh_frame_->GetFdeOffsetSequential(0x540, &fde_offset));
+  EXPECT_EQ(0x600U, fde_offset);
+}
+
+TYPED_TEST_P(DwarfEhFrameTest, GetFdeOffsetSequential_end_check) {
+  this->eh_frame_->TestSetFdeCount(2);
+  this->eh_frame_->TestSetEntriesDataOffset(0x100);
+  this->eh_frame_->TestSetEntriesEnd(0x1048);
+  this->eh_frame_->TestSetTableEncoding(DW_EH_PE_udata4);
+
+  this->memory_.SetData32(0x1040, 0x340);
+  this->memory_.SetData32(0x1044, 0x500);
+
+  this->memory_.SetData32(0x1048, 0x440);
+  this->memory_.SetData32(0x104c, 0x600);
+
+  uint64_t fde_offset;
+  ASSERT_FALSE(this->eh_frame_->GetFdeOffsetSequential(0x540, &fde_offset));
+  ASSERT_EQ(DWARF_ERROR_NONE, this->eh_frame_->last_error());
+}
+
+TYPED_TEST_P(DwarfEhFrameTest, GetFdeOffsetFromPc_fail_fde_count) {
+  this->eh_frame_->TestSetFdeCount(0);
+
+  uint64_t fde_offset;
+  ASSERT_FALSE(this->eh_frame_->GetFdeOffsetFromPc(0x100, &fde_offset));
+  ASSERT_EQ(DWARF_ERROR_NONE, this->eh_frame_->last_error());
+}
+
+TYPED_TEST_P(DwarfEhFrameTest, GetFdeOffsetFromPc_binary_search) {
+  this->eh_frame_->TestSetTableEntrySize(16);
+  this->eh_frame_->TestSetFdeCount(10);
+
+  typename DwarfEhFrame<TypeParam>::FdeInfo info;
+  info.pc = 0x550;
+  info.offset = 0x10500;
+  this->eh_frame_->TestSetFdeInfo(5, info);
+  info.pc = 0x750;
+  info.offset = 0x10700;
+  this->eh_frame_->TestSetFdeInfo(7, info);
+  info.pc = 0x850;
+  info.offset = 0x10800;
+  this->eh_frame_->TestSetFdeInfo(8, info);
+
+  uint64_t fde_offset;
+  ASSERT_TRUE(this->eh_frame_->GetFdeOffsetFromPc(0x800, &fde_offset));
+  EXPECT_EQ(0x10700U, fde_offset);
+}
+
+TYPED_TEST_P(DwarfEhFrameTest, GetFdeOffsetFromPc_sequential_search) {
+  this->eh_frame_->TestSetFdeCount(10);
+  this->eh_frame_->TestSetTableEntrySize(0);
+
+  typename DwarfEhFrame<TypeParam>::FdeInfo info;
+  info.pc = 0x50;
+  info.offset = 0x10000;
+  this->eh_frame_->TestSetFdeInfo(0, info);
+  info.pc = 0x150;
+  info.offset = 0x10100;
+  this->eh_frame_->TestSetFdeInfo(1, info);
+  info.pc = 0x250;
+  info.offset = 0x10200;
+  this->eh_frame_->TestSetFdeInfo(2, info);
+
+  uint64_t fde_offset;
+  ASSERT_TRUE(this->eh_frame_->GetFdeOffsetFromPc(0x200, &fde_offset));
+  EXPECT_EQ(0x10100U, fde_offset);
+}
+
+TYPED_TEST_P(DwarfEhFrameTest, GetCieFde32) {
+  // CIE 32 information.
+  this->memory_.SetData32(0xf000, 0x100);
+  this->memory_.SetData32(0xf004, 0);
+  this->memory_.SetData8(0xf008, 0x1);
+  this->memory_.SetData8(0xf009, '\0');
+  this->memory_.SetData8(0xf00a, 4);
+  this->memory_.SetData8(0xf00b, 8);
+  this->memory_.SetData8(0xf00c, 0x20);
+
+  // FDE 32 information.
+  this->memory_.SetData32(0x14000, 0x20);
+  this->memory_.SetData32(0x14004, 0x5004);
+  this->memory_.SetData32(0x14008, 0x9000);
+  this->memory_.SetData32(0x1400c, 0x100);
+
+  const DwarfFde* fde = this->eh_frame_->GetFdeFromOffset(0x14000);
+  ASSERT_TRUE(fde != nullptr);
+  EXPECT_EQ(0x14010U, fde->cfa_instructions_offset);
+  EXPECT_EQ(0x14024U, fde->cfa_instructions_end);
+  EXPECT_EQ(0x1d00cU, fde->pc_start);
+  EXPECT_EQ(0x1d10cU, fde->pc_end);
+  EXPECT_EQ(0xf000U, fde->cie_offset);
+  EXPECT_EQ(0U, fde->lsda_address);
+
+  ASSERT_TRUE(fde->cie != nullptr);
+  EXPECT_EQ(1U, fde->cie->version);
+  EXPECT_EQ(DW_EH_PE_sdata4, fde->cie->fde_address_encoding);
+  EXPECT_EQ(DW_EH_PE_omit, fde->cie->lsda_encoding);
+  EXPECT_EQ(0U, fde->cie->segment_size);
+  EXPECT_EQ(1U, fde->cie->augmentation_string.size());
+  EXPECT_EQ('\0', fde->cie->augmentation_string[0]);
+  EXPECT_EQ(0U, fde->cie->personality_handler);
+  EXPECT_EQ(0xf00dU, fde->cie->cfa_instructions_offset);
+  EXPECT_EQ(0xf104U, fde->cie->cfa_instructions_end);
+  EXPECT_EQ(4U, fde->cie->code_alignment_factor);
+  EXPECT_EQ(8, fde->cie->data_alignment_factor);
+  EXPECT_EQ(0x20U, fde->cie->return_address_register);
+}
+
+TYPED_TEST_P(DwarfEhFrameTest, GetCieFde64) {
+  // CIE 64 information.
+  this->memory_.SetData32(0x6000, 0xffffffff);
+  this->memory_.SetData64(0x6004, 0x100);
+  this->memory_.SetData64(0x600c, 0);
+  this->memory_.SetData8(0x6014, 0x1);
+  this->memory_.SetData8(0x6015, '\0');
+  this->memory_.SetData8(0x6016, 4);
+  this->memory_.SetData8(0x6017, 8);
+  this->memory_.SetData8(0x6018, 0x20);
+
+  // FDE 64 information.
+  this->memory_.SetData32(0x8000, 0xffffffff);
+  this->memory_.SetData64(0x8004, 0x200);
+  this->memory_.SetData64(0x800c, 0x200c);
+  this->memory_.SetData64(0x8014, 0x5000);
+  this->memory_.SetData64(0x801c, 0x300);
+
+  const DwarfFde* fde = this->eh_frame_->GetFdeFromOffset(0x8000);
+  ASSERT_TRUE(fde != nullptr);
+  EXPECT_EQ(0x8024U, fde->cfa_instructions_offset);
+  EXPECT_EQ(0x820cU, fde->cfa_instructions_end);
+  EXPECT_EQ(0xd01cU, fde->pc_start);
+  EXPECT_EQ(0xd31cU, fde->pc_end);
+  EXPECT_EQ(0x6000U, fde->cie_offset);
+  EXPECT_EQ(0U, fde->lsda_address);
+
+  ASSERT_TRUE(fde->cie != nullptr);
+  EXPECT_EQ(1U, fde->cie->version);
+  EXPECT_EQ(DW_EH_PE_sdata8, fde->cie->fde_address_encoding);
+  EXPECT_EQ(DW_EH_PE_omit, fde->cie->lsda_encoding);
+  EXPECT_EQ(0U, fde->cie->segment_size);
+  EXPECT_EQ(1U, fde->cie->augmentation_string.size());
+  EXPECT_EQ('\0', fde->cie->augmentation_string[0]);
+  EXPECT_EQ(0U, fde->cie->personality_handler);
+  EXPECT_EQ(0x6019U, fde->cie->cfa_instructions_offset);
+  EXPECT_EQ(0x610cU, fde->cie->cfa_instructions_end);
+  EXPECT_EQ(4U, fde->cie->code_alignment_factor);
+  EXPECT_EQ(8, fde->cie->data_alignment_factor);
+  EXPECT_EQ(0x20U, fde->cie->return_address_register);
+}
+
+REGISTER_TYPED_TEST_CASE_P(DwarfEhFrameTest, Init, GetFdeInfoFromIndex_expect_cache_fail,
+                           GetFdeInfoFromIndex_read_pcrel, GetFdeInfoFromIndex_read_datarel,
+                           GetFdeInfoFromIndex_cached, GetFdeOffsetBinary_verify,
+                           GetFdeOffsetSequential, GetFdeOffsetSequential_last_element,
+                           GetFdeOffsetSequential_end_check, GetFdeOffsetFromPc_fail_fde_count,
+                           GetFdeOffsetFromPc_binary_search, GetFdeOffsetFromPc_sequential_search,
+                           GetCieFde32, GetCieFde64);
+
+typedef ::testing::Types<uint32_t, uint64_t> DwarfEhFrameTestTypes;
+INSTANTIATE_TYPED_TEST_CASE_P(, DwarfEhFrameTest, DwarfEhFrameTestTypes);
diff --git a/libunwindstack/tests/ElfInterfaceTest.cpp b/libunwindstack/tests/ElfInterfaceTest.cpp
index c31903d..81cdaf5 100644
--- a/libunwindstack/tests/ElfInterfaceTest.cpp
+++ b/libunwindstack/tests/ElfInterfaceTest.cpp
@@ -67,6 +67,18 @@
   template <typename Ehdr, typename Phdr, typename Dyn, typename ElfInterfaceType>
   void SonameSize();
 
+  template <typename ElfType>
+  void InitHeadersEhFrameTest();
+
+  template <typename ElfType>
+  void InitHeadersDebugFrame();
+
+  template <typename ElfType>
+  void InitHeadersEhFrameFail();
+
+  template <typename ElfType>
+  void InitHeadersDebugFrameFail();
+
   MemoryFake memory_;
 };
 
@@ -571,3 +583,138 @@
 TEST_F(ElfInterfaceTest, elf64_soname_size) {
   SonameSize<Elf64_Ehdr, Elf64_Phdr, Elf64_Dyn, ElfInterface64>();
 }
+
+class MockElfInterface32 : public ElfInterface32 {
+ public:
+  MockElfInterface32(Memory* memory) : ElfInterface32(memory) {}
+  virtual ~MockElfInterface32() = default;
+
+  void TestSetEhFrameOffset(uint64_t offset) { eh_frame_offset_ = offset; }
+  void TestSetEhFrameSize(uint64_t size) { eh_frame_size_ = size; }
+
+  void TestSetDebugFrameOffset(uint64_t offset) { debug_frame_offset_ = offset; }
+  void TestSetDebugFrameSize(uint64_t size) { debug_frame_size_ = size; }
+};
+
+class MockElfInterface64 : public ElfInterface64 {
+ public:
+  MockElfInterface64(Memory* memory) : ElfInterface64(memory) {}
+  virtual ~MockElfInterface64() = default;
+
+  void TestSetEhFrameOffset(uint64_t offset) { eh_frame_offset_ = offset; }
+  void TestSetEhFrameSize(uint64_t size) { eh_frame_size_ = size; }
+
+  void TestSetDebugFrameOffset(uint64_t offset) { debug_frame_offset_ = offset; }
+  void TestSetDebugFrameSize(uint64_t size) { debug_frame_size_ = size; }
+};
+
+template <typename ElfType>
+void ElfInterfaceTest::InitHeadersEhFrameTest() {
+  ElfType elf(&memory_);
+
+  elf.TestSetEhFrameOffset(0x10000);
+  elf.TestSetEhFrameSize(0);
+  elf.TestSetDebugFrameOffset(0);
+  elf.TestSetDebugFrameSize(0);
+
+  memory_.SetMemory(0x10000,
+                    std::vector<uint8_t>{0x1, DW_EH_PE_udata2, DW_EH_PE_udata2, DW_EH_PE_udata2});
+  memory_.SetData32(0x10004, 0x500);
+  memory_.SetData32(0x10008, 250);
+
+  elf.InitHeaders();
+
+  EXPECT_FALSE(elf.eh_frame() == nullptr);
+  EXPECT_TRUE(elf.debug_frame() == nullptr);
+}
+
+TEST_F(ElfInterfaceTest, init_headers_eh_frame32) {
+  InitHeadersEhFrameTest<MockElfInterface32>();
+}
+
+TEST_F(ElfInterfaceTest, init_headers_eh_frame64) {
+  InitHeadersEhFrameTest<MockElfInterface64>();
+}
+
+template <typename ElfType>
+void ElfInterfaceTest::InitHeadersDebugFrame() {
+  ElfType elf(&memory_);
+
+  elf.TestSetEhFrameOffset(0);
+  elf.TestSetEhFrameSize(0);
+  elf.TestSetDebugFrameOffset(0x5000);
+  elf.TestSetDebugFrameSize(0x200);
+
+  memory_.SetData32(0x5000, 0xfc);
+  memory_.SetData32(0x5004, 0xffffffff);
+  memory_.SetData8(0x5008, 1);
+  memory_.SetData8(0x5009, '\0');
+
+  memory_.SetData32(0x5100, 0xfc);
+  memory_.SetData32(0x5104, 0);
+  memory_.SetData32(0x5108, 0x1500);
+  memory_.SetData32(0x510c, 0x200);
+
+  elf.InitHeaders();
+
+  EXPECT_TRUE(elf.eh_frame() == nullptr);
+  EXPECT_FALSE(elf.debug_frame() == nullptr);
+}
+
+TEST_F(ElfInterfaceTest, init_headers_debug_frame32) {
+  InitHeadersDebugFrame<MockElfInterface32>();
+}
+
+TEST_F(ElfInterfaceTest, init_headers_debug_frame64) {
+  InitHeadersDebugFrame<MockElfInterface64>();
+}
+
+template <typename ElfType>
+void ElfInterfaceTest::InitHeadersEhFrameFail() {
+  ElfType elf(&memory_);
+
+  elf.TestSetEhFrameOffset(0x1000);
+  elf.TestSetEhFrameSize(0x100);
+  elf.TestSetDebugFrameOffset(0);
+  elf.TestSetDebugFrameSize(0);
+
+  elf.InitHeaders();
+
+  EXPECT_TRUE(elf.eh_frame() == nullptr);
+  EXPECT_EQ(0U, elf.eh_frame_offset());
+  EXPECT_EQ(static_cast<uint64_t>(-1), elf.eh_frame_size());
+  EXPECT_TRUE(elf.debug_frame() == nullptr);
+}
+
+TEST_F(ElfInterfaceTest, init_headers_eh_frame32_fail) {
+  InitHeadersEhFrameFail<MockElfInterface32>();
+}
+
+TEST_F(ElfInterfaceTest, init_headers_eh_frame64_fail) {
+  InitHeadersEhFrameFail<MockElfInterface64>();
+}
+
+template <typename ElfType>
+void ElfInterfaceTest::InitHeadersDebugFrameFail() {
+  ElfType elf(&memory_);
+
+  elf.TestSetEhFrameOffset(0);
+  elf.TestSetEhFrameSize(0);
+  elf.TestSetDebugFrameOffset(0x1000);
+  elf.TestSetDebugFrameSize(0x100);
+
+  elf.InitHeaders();
+
+  EXPECT_TRUE(elf.eh_frame() == nullptr);
+  EXPECT_TRUE(elf.debug_frame() == nullptr);
+  EXPECT_EQ(0U, elf.debug_frame_offset());
+  EXPECT_EQ(static_cast<uint64_t>(-1), elf.debug_frame_size());
+}
+
+TEST_F(ElfInterfaceTest, init_headers_debug_frame32_fail) {
+  InitHeadersDebugFrameFail<MockElfInterface32>();
+}
+
+TEST_F(ElfInterfaceTest, init_headers_debug_frame64_fail) {
+  InitHeadersDebugFrameFail<MockElfInterface64>();
+}