Merge "Allow VNDK-SP extensions to use vendor lib"
diff --git a/adb/Android.mk b/adb/Android.mk
new file mode 100644
index 0000000..8b2d558
--- /dev/null
+++ b/adb/Android.mk
@@ -0,0 +1,8 @@
+LOCAL_PATH := $(call my-dir)
+
+# Archive adb, adb.exe.
+$(call dist-for-goals,dist_files sdk win_sdk,$(HOST_OUT_EXECUTABLES)/adb)
+
+ifdef HOST_CROSS_OS
+$(call dist-for-goals,dist_files sdk win_sdk,$(ALL_MODULES.host_cross_adb.BUILT))
+endif
diff --git a/adb/daemon/shell_service.cpp b/adb/daemon/shell_service.cpp
index 17c7eba..401c99c 100644
--- a/adb/daemon/shell_service.cpp
+++ b/adb/daemon/shell_service.cpp
@@ -334,8 +334,18 @@
         // processes, so we need to manually reset back to SIG_DFL here (http://b/35209888).
         signal(SIGPIPE, SIG_DFL);
 
+        // Increase oom_score_adj from -1000, so that the child is visible to the OOM-killer.
+        // Don't treat failure as an error, because old Android kernels explicitly disabled this.
+        int oom_score_adj_fd = adb_open("/proc/self/oom_score_adj", O_WRONLY | O_CLOEXEC);
+        if (oom_score_adj_fd != -1) {
+            const char* oom_score_adj_value = "-950";
+            TEMP_FAILURE_RETRY(
+                adb_write(oom_score_adj_fd, oom_score_adj_value, strlen(oom_score_adj_value)));
+        }
+
         if (command_.empty()) {
-            execle(_PATH_BSHELL, _PATH_BSHELL, "-", nullptr, cenv.data());
+            // Spawn a login shell if we don't have a command.
+            execle(_PATH_BSHELL, "-" _PATH_BSHELL, nullptr, cenv.data());
         } else {
             execle(_PATH_BSHELL, _PATH_BSHELL, "-c", command_.c_str(), nullptr, cenv.data());
         }
diff --git a/init/stable_properties.h b/init/stable_properties.h
index c8bdaa4..4714b57 100644
--- a/init/stable_properties.h
+++ b/init/stable_properties.h
@@ -35,10 +35,12 @@
     "persist.bluetooth.btsnoopenable",
     "persist.sys.crash_rcu",
     "persist.sys.zram_enabled",
+    "ro.board.platform",
     "ro.bootmode",
     "ro.build.type",
     "ro.debuggable",
     "sys.boot_completed",
+    "sys.boot_from_charger_mode",
     "sys.retaildemo.enabled",
     "sys.shutdown.requested",
     "sys.usb.config",
diff --git a/libcutils/fs_config.cpp b/libcutils/fs_config.cpp
index 5ea981f..f6f7128 100644
--- a/libcutils/fs_config.cpp
+++ b/libcutils/fs_config.cpp
@@ -199,8 +199,9 @@
 
     // Support wifi_hal_legacy administering a network interface.
     { 00755, AID_WIFI,      AID_WIFI,      CAP_MASK_LONG(CAP_NET_ADMIN) |
-                                           CAP_MASK_LONG(CAP_NET_RAW),
-                                              "vendor/bin/hw/android.hardware.wifi@1.0-service" },
+                                           CAP_MASK_LONG(CAP_NET_RAW) |
+                                           CAP_MASK_LONG(CAP_SYS_MODULE),
+                                           "vendor/bin/hw/android.hardware.wifi@1.0-service" },
 
     // generic defaults
     { 00755, AID_ROOT,      AID_ROOT,      0, "bin/*" },
diff --git a/libunwindstack/DwarfCfa.cpp b/libunwindstack/DwarfCfa.cpp
index aa8cd3a..6ecedce 100644
--- a/libunwindstack/DwarfCfa.cpp
+++ b/libunwindstack/DwarfCfa.cpp
@@ -50,7 +50,17 @@
   memory_->set_cur_offset(start_offset);
   uint64_t cfa_offset;
   cur_pc_ = fde_->pc_start;
-  while ((cfa_offset = memory_->cur_offset()) < end_offset && cur_pc_ <= pc) {
+  loc_regs->pc_start = cur_pc_;
+  while (true) {
+    if (cur_pc_ > pc) {
+      loc_regs->pc_end = cur_pc_;
+      return true;
+    }
+    if ((cfa_offset = memory_->cur_offset()) >= end_offset) {
+      loc_regs->pc_end = fde_->pc_end;
+      return true;
+    }
+    loc_regs->pc_start = cur_pc_;
     operands_.clear();
     // Read the cfa information.
     uint8_t cfa_value;
@@ -129,7 +139,6 @@
       }
     }
   }
-  return true;
 }
 
 template <typename AddressType>
diff --git a/libunwindstack/DwarfSection.cpp b/libunwindstack/DwarfSection.cpp
index 5586e72..65eec65 100644
--- a/libunwindstack/DwarfSection.cpp
+++ b/libunwindstack/DwarfSection.cpp
@@ -55,21 +55,29 @@
 }
 
 bool DwarfSection::Step(uint64_t pc, Regs* regs, Memory* process_memory, bool* finished) {
-  last_error_.code = DWARF_ERROR_NONE;
-  const DwarfFde* fde = GetFdeFromPc(pc);
-  if (fde == nullptr || fde->cie == nullptr) {
-    last_error_.code = DWARF_ERROR_ILLEGAL_STATE;
-    return false;
-  }
+  // Lookup the pc in the cache.
+  auto it = loc_regs_.upper_bound(pc);
+  if (it == loc_regs_.end() || pc < it->second.pc_start) {
+    last_error_.code = DWARF_ERROR_NONE;
+    const DwarfFde* fde = GetFdeFromPc(pc);
+    if (fde == nullptr || fde->cie == nullptr) {
+      last_error_.code = DWARF_ERROR_ILLEGAL_STATE;
+      return false;
+    }
 
-  // Now get the location information for this pc.
-  dwarf_loc_regs_t loc_regs;
-  if (!GetCfaLocationInfo(pc, fde, &loc_regs)) {
-    return false;
+    // Now get the location information for this pc.
+    dwarf_loc_regs_t loc_regs;
+    if (!GetCfaLocationInfo(pc, fde, &loc_regs)) {
+      return false;
+    }
+    loc_regs.cie = fde->cie;
+
+    // Store it in the cache.
+    it = loc_regs_.emplace(loc_regs.pc_end, std::move(loc_regs)).first;
   }
 
   // Now eval the actual registers.
-  return Eval(fde->cie, process_memory, loc_regs, regs, finished);
+  return Eval(it->second.cie, process_memory, it->second, regs, finished);
 }
 
 template <typename AddressType>
diff --git a/libunwindstack/RegsArm.cpp b/libunwindstack/RegsArm.cpp
index e2a9cb0..27cab43 100644
--- a/libunwindstack/RegsArm.cpp
+++ b/libunwindstack/RegsArm.cpp
@@ -51,13 +51,23 @@
 }
 
 uint64_t RegsArm::GetPcAdjustment(uint64_t rel_pc, Elf* elf) {
+  if (!elf->valid()) {
+    return 2;
+  }
+
   uint64_t load_bias = elf->GetLoadBias();
   if (rel_pc < load_bias) {
-    return 0;
+    if (rel_pc < 2) {
+      return 0;
+    }
+    return 2;
   }
   uint64_t adjusted_rel_pc = rel_pc - load_bias;
   if (adjusted_rel_pc < 5) {
-    return 0;
+    if (adjusted_rel_pc < 2) {
+      return 0;
+    }
+    return 2;
   }
 
   if (adjusted_rel_pc & 1) {
diff --git a/libunwindstack/RegsArm64.cpp b/libunwindstack/RegsArm64.cpp
index fe24c80..4a2a6c4 100644
--- a/libunwindstack/RegsArm64.cpp
+++ b/libunwindstack/RegsArm64.cpp
@@ -51,8 +51,8 @@
   regs_[ARM64_REG_SP] = sp;
 }
 
-uint64_t RegsArm64::GetPcAdjustment(uint64_t rel_pc, Elf* elf) {
-  if (!elf->valid() || rel_pc < 4) {
+uint64_t RegsArm64::GetPcAdjustment(uint64_t rel_pc, Elf*) {
+  if (rel_pc < 4) {
     return 0;
   }
   return 4;
diff --git a/libunwindstack/RegsMips.cpp b/libunwindstack/RegsMips.cpp
index 0b10e21..c87e69b 100644
--- a/libunwindstack/RegsMips.cpp
+++ b/libunwindstack/RegsMips.cpp
@@ -51,8 +51,8 @@
   regs_[MIPS_REG_SP] = static_cast<uint32_t>(sp);
 }
 
-uint64_t RegsMips::GetPcAdjustment(uint64_t rel_pc, Elf* elf) {
-  if (!elf->valid() || rel_pc < 8) {
+uint64_t RegsMips::GetPcAdjustment(uint64_t rel_pc, Elf*) {
+  if (rel_pc < 8) {
     return 0;
   }
   // For now, just assume no compact branches
diff --git a/libunwindstack/RegsMips64.cpp b/libunwindstack/RegsMips64.cpp
index 8848e3b..236a922 100644
--- a/libunwindstack/RegsMips64.cpp
+++ b/libunwindstack/RegsMips64.cpp
@@ -51,8 +51,8 @@
   regs_[MIPS64_REG_SP] = sp;
 }
 
-uint64_t RegsMips64::GetPcAdjustment(uint64_t rel_pc, Elf* elf) {
-  if (!elf->valid() || rel_pc < 8) {
+uint64_t RegsMips64::GetPcAdjustment(uint64_t rel_pc, Elf*) {
+  if (rel_pc < 8) {
     return 0;
   }
   // For now, just assume no compact branches
diff --git a/libunwindstack/RegsX86.cpp b/libunwindstack/RegsX86.cpp
index bb95a13..f7e0614 100644
--- a/libunwindstack/RegsX86.cpp
+++ b/libunwindstack/RegsX86.cpp
@@ -50,8 +50,8 @@
   regs_[X86_REG_SP] = static_cast<uint32_t>(sp);
 }
 
-uint64_t RegsX86::GetPcAdjustment(uint64_t rel_pc, Elf* elf) {
-  if (!elf->valid() || rel_pc == 0) {
+uint64_t RegsX86::GetPcAdjustment(uint64_t rel_pc, Elf*) {
+  if (rel_pc == 0) {
     return 0;
   }
   return 1;
diff --git a/libunwindstack/RegsX86_64.cpp b/libunwindstack/RegsX86_64.cpp
index e57e2bc..7d6ad86 100644
--- a/libunwindstack/RegsX86_64.cpp
+++ b/libunwindstack/RegsX86_64.cpp
@@ -50,8 +50,8 @@
   regs_[X86_64_REG_SP] = sp;
 }
 
-uint64_t RegsX86_64::GetPcAdjustment(uint64_t rel_pc, Elf* elf) {
-  if (!elf->valid() || rel_pc == 0) {
+uint64_t RegsX86_64::GetPcAdjustment(uint64_t rel_pc, Elf*) {
+  if (rel_pc == 0) {
     return 0;
   }
   return 1;
diff --git a/libunwindstack/include/unwindstack/DwarfLocation.h b/libunwindstack/include/unwindstack/DwarfLocation.h
index 0881182..3d50ccf 100644
--- a/libunwindstack/include/unwindstack/DwarfLocation.h
+++ b/libunwindstack/include/unwindstack/DwarfLocation.h
@@ -23,6 +23,8 @@
 
 namespace unwindstack {
 
+struct DwarfCie;
+
 enum DwarfLocationEnum : uint8_t {
   DWARF_LOCATION_INVALID = 0,
   DWARF_LOCATION_UNDEFINED,
@@ -38,7 +40,13 @@
   uint64_t values[2];
 };
 
-typedef std::unordered_map<uint32_t, DwarfLocation> dwarf_loc_regs_t;
+struct DwarfLocations : public std::unordered_map<uint32_t, DwarfLocation> {
+  const DwarfCie* cie;
+  // The range of PCs where the locations are valid (end is exclusive).
+  uint64_t pc_start = 0;
+  uint64_t pc_end = 0;
+};
+typedef DwarfLocations dwarf_loc_regs_t;
 
 }  // namespace unwindstack
 
diff --git a/libunwindstack/include/unwindstack/DwarfSection.h b/libunwindstack/include/unwindstack/DwarfSection.h
index da91fd0..209c54a 100644
--- a/libunwindstack/include/unwindstack/DwarfSection.h
+++ b/libunwindstack/include/unwindstack/DwarfSection.h
@@ -20,6 +20,7 @@
 #include <stdint.h>
 
 #include <iterator>
+#include <map>
 #include <unordered_map>
 
 #include <unwindstack/DwarfError.h>
@@ -112,6 +113,7 @@
   std::unordered_map<uint64_t, DwarfFde> fde_entries_;
   std::unordered_map<uint64_t, DwarfCie> cie_entries_;
   std::unordered_map<uint64_t, dwarf_loc_regs_t> cie_loc_regs_;
+  std::map<uint64_t, dwarf_loc_regs_t> loc_regs_;  // Single row indexed by pc_end.
 };
 
 template <typename AddressType>
diff --git a/libunwindstack/tests/DwarfSectionImplTest.cpp b/libunwindstack/tests/DwarfSectionImplTest.cpp
index c85764c..c340291 100644
--- a/libunwindstack/tests/DwarfSectionImplTest.cpp
+++ b/libunwindstack/tests/DwarfSectionImplTest.cpp
@@ -853,7 +853,8 @@
   fde.cfa_instructions_offset = 0x6000;
   fde.cfa_instructions_end = 0x6002;
 
-  dwarf_loc_regs_t cie_loc_regs{{6, {DWARF_LOCATION_REGISTER, {4, 0}}}};
+  dwarf_loc_regs_t cie_loc_regs;
+  cie_loc_regs[6] = DwarfLocation{DWARF_LOCATION_REGISTER, {4, 0}};
   this->section_->TestSetCachedCieLocRegs(0x8000, cie_loc_regs);
   this->memory_.SetMemory(0x6000, std::vector<uint8_t>{0x09, 0x04, 0x03});
 
diff --git a/libunwindstack/tests/DwarfSectionTest.cpp b/libunwindstack/tests/DwarfSectionTest.cpp
index 3fcd2b6..071d2df 100644
--- a/libunwindstack/tests/DwarfSectionTest.cpp
+++ b/libunwindstack/tests/DwarfSectionTest.cpp
@@ -165,4 +165,72 @@
   ASSERT_TRUE(mock_section.Step(0x1000, nullptr, &process, &finished));
 }
 
+static bool MockGetCfaLocationInfo(::testing::Unused, const DwarfFde* fde,
+                                   dwarf_loc_regs_t* loc_regs) {
+  loc_regs->pc_start = fde->pc_start;
+  loc_regs->pc_end = fde->pc_end;
+  return true;
+}
+
+TEST_F(DwarfSectionTest, Step_cache) {
+  MockDwarfSection mock_section(&memory_);
+
+  DwarfCie cie{};
+  DwarfFde fde{};
+  fde.pc_start = 0x500;
+  fde.pc_end = 0x2000;
+  fde.cie = &cie;
+
+  EXPECT_CALL(mock_section, GetFdeOffsetFromPc(0x1000, ::testing::_))
+      .WillOnce(::testing::Return(true));
+  EXPECT_CALL(mock_section, GetFdeFromOffset(::testing::_)).WillOnce(::testing::Return(&fde));
+
+  EXPECT_CALL(mock_section, GetCfaLocationInfo(0x1000, &fde, ::testing::_))
+      .WillOnce(::testing::Invoke(MockGetCfaLocationInfo));
+
+  MemoryFake process;
+  EXPECT_CALL(mock_section, Eval(&cie, &process, ::testing::_, nullptr, ::testing::_))
+      .WillRepeatedly(::testing::Return(true));
+
+  bool finished;
+  ASSERT_TRUE(mock_section.Step(0x1000, nullptr, &process, &finished));
+  ASSERT_TRUE(mock_section.Step(0x1000, nullptr, &process, &finished));
+  ASSERT_TRUE(mock_section.Step(0x1500, nullptr, &process, &finished));
+}
+
+TEST_F(DwarfSectionTest, Step_cache_not_in_pc) {
+  MockDwarfSection mock_section(&memory_);
+
+  DwarfCie cie{};
+  DwarfFde fde0{};
+  fde0.pc_start = 0x1000;
+  fde0.pc_end = 0x2000;
+  fde0.cie = &cie;
+  EXPECT_CALL(mock_section, GetFdeOffsetFromPc(0x1000, ::testing::_))
+      .WillOnce(::testing::Return(true));
+  EXPECT_CALL(mock_section, GetFdeFromOffset(::testing::_)).WillOnce(::testing::Return(&fde0));
+  EXPECT_CALL(mock_section, GetCfaLocationInfo(0x1000, &fde0, ::testing::_))
+      .WillOnce(::testing::Invoke(MockGetCfaLocationInfo));
+
+  MemoryFake process;
+  EXPECT_CALL(mock_section, Eval(&cie, &process, ::testing::_, nullptr, ::testing::_))
+      .WillRepeatedly(::testing::Return(true));
+
+  bool finished;
+  ASSERT_TRUE(mock_section.Step(0x1000, nullptr, &process, &finished));
+
+  DwarfFde fde1{};
+  fde1.pc_start = 0x500;
+  fde1.pc_end = 0x800;
+  fde1.cie = &cie;
+  EXPECT_CALL(mock_section, GetFdeOffsetFromPc(0x600, ::testing::_))
+      .WillOnce(::testing::Return(true));
+  EXPECT_CALL(mock_section, GetFdeFromOffset(::testing::_)).WillOnce(::testing::Return(&fde1));
+  EXPECT_CALL(mock_section, GetCfaLocationInfo(0x600, &fde1, ::testing::_))
+      .WillOnce(::testing::Invoke(MockGetCfaLocationInfo));
+
+  ASSERT_TRUE(mock_section.Step(0x600, nullptr, &process, &finished));
+  ASSERT_TRUE(mock_section.Step(0x700, nullptr, &process, &finished));
+}
+
 }  // namespace unwindstack
diff --git a/libunwindstack/tests/RegsTest.cpp b/libunwindstack/tests/RegsTest.cpp
index 3e80733..d15823e 100644
--- a/libunwindstack/tests/RegsTest.cpp
+++ b/libunwindstack/tests/RegsTest.cpp
@@ -94,48 +94,48 @@
 
 TEST_F(RegsTest, rel_pc) {
   RegsArm64 arm64;
-  ASSERT_EQ(4U, arm64.GetPcAdjustment(0x10, elf_.get()));
-  ASSERT_EQ(4U, arm64.GetPcAdjustment(0x4, elf_.get()));
-  ASSERT_EQ(0U, arm64.GetPcAdjustment(0x3, elf_.get()));
-  ASSERT_EQ(0U, arm64.GetPcAdjustment(0x2, elf_.get()));
-  ASSERT_EQ(0U, arm64.GetPcAdjustment(0x1, elf_.get()));
-  ASSERT_EQ(0U, arm64.GetPcAdjustment(0x0, elf_.get()));
+  EXPECT_EQ(4U, arm64.GetPcAdjustment(0x10, elf_.get()));
+  EXPECT_EQ(4U, arm64.GetPcAdjustment(0x4, elf_.get()));
+  EXPECT_EQ(0U, arm64.GetPcAdjustment(0x3, elf_.get()));
+  EXPECT_EQ(0U, arm64.GetPcAdjustment(0x2, elf_.get()));
+  EXPECT_EQ(0U, arm64.GetPcAdjustment(0x1, elf_.get()));
+  EXPECT_EQ(0U, arm64.GetPcAdjustment(0x0, elf_.get()));
 
   RegsX86 x86;
-  ASSERT_EQ(1U, x86.GetPcAdjustment(0x100, elf_.get()));
-  ASSERT_EQ(1U, x86.GetPcAdjustment(0x2, elf_.get()));
-  ASSERT_EQ(1U, x86.GetPcAdjustment(0x1, elf_.get()));
-  ASSERT_EQ(0U, x86.GetPcAdjustment(0x0, elf_.get()));
+  EXPECT_EQ(1U, x86.GetPcAdjustment(0x100, elf_.get()));
+  EXPECT_EQ(1U, x86.GetPcAdjustment(0x2, elf_.get()));
+  EXPECT_EQ(1U, x86.GetPcAdjustment(0x1, elf_.get()));
+  EXPECT_EQ(0U, x86.GetPcAdjustment(0x0, elf_.get()));
 
   RegsX86_64 x86_64;
-  ASSERT_EQ(1U, x86_64.GetPcAdjustment(0x100, elf_.get()));
-  ASSERT_EQ(1U, x86_64.GetPcAdjustment(0x2, elf_.get()));
-  ASSERT_EQ(1U, x86_64.GetPcAdjustment(0x1, elf_.get()));
-  ASSERT_EQ(0U, x86_64.GetPcAdjustment(0x0, elf_.get()));
+  EXPECT_EQ(1U, x86_64.GetPcAdjustment(0x100, elf_.get()));
+  EXPECT_EQ(1U, x86_64.GetPcAdjustment(0x2, elf_.get()));
+  EXPECT_EQ(1U, x86_64.GetPcAdjustment(0x1, elf_.get()));
+  EXPECT_EQ(0U, x86_64.GetPcAdjustment(0x0, elf_.get()));
 
   RegsMips mips;
-  ASSERT_EQ(8U, mips.GetPcAdjustment(0x10, elf_.get()));
-  ASSERT_EQ(8U, mips.GetPcAdjustment(0x8, elf_.get()));
-  ASSERT_EQ(0U, mips.GetPcAdjustment(0x7, elf_.get()));
-  ASSERT_EQ(0U, mips.GetPcAdjustment(0x6, elf_.get()));
-  ASSERT_EQ(0U, mips.GetPcAdjustment(0x5, elf_.get()));
-  ASSERT_EQ(0U, mips.GetPcAdjustment(0x4, elf_.get()));
-  ASSERT_EQ(0U, mips.GetPcAdjustment(0x3, elf_.get()));
-  ASSERT_EQ(0U, mips.GetPcAdjustment(0x2, elf_.get()));
-  ASSERT_EQ(0U, mips.GetPcAdjustment(0x1, elf_.get()));
-  ASSERT_EQ(0U, mips.GetPcAdjustment(0x0, elf_.get()));
+  EXPECT_EQ(8U, mips.GetPcAdjustment(0x10, elf_.get()));
+  EXPECT_EQ(8U, mips.GetPcAdjustment(0x8, elf_.get()));
+  EXPECT_EQ(0U, mips.GetPcAdjustment(0x7, elf_.get()));
+  EXPECT_EQ(0U, mips.GetPcAdjustment(0x6, elf_.get()));
+  EXPECT_EQ(0U, mips.GetPcAdjustment(0x5, elf_.get()));
+  EXPECT_EQ(0U, mips.GetPcAdjustment(0x4, elf_.get()));
+  EXPECT_EQ(0U, mips.GetPcAdjustment(0x3, elf_.get()));
+  EXPECT_EQ(0U, mips.GetPcAdjustment(0x2, elf_.get()));
+  EXPECT_EQ(0U, mips.GetPcAdjustment(0x1, elf_.get()));
+  EXPECT_EQ(0U, mips.GetPcAdjustment(0x0, elf_.get()));
 
   RegsMips64 mips64;
-  ASSERT_EQ(8U, mips64.GetPcAdjustment(0x10, elf_.get()));
-  ASSERT_EQ(8U, mips64.GetPcAdjustment(0x8, elf_.get()));
-  ASSERT_EQ(0U, mips64.GetPcAdjustment(0x7, elf_.get()));
-  ASSERT_EQ(0U, mips64.GetPcAdjustment(0x6, elf_.get()));
-  ASSERT_EQ(0U, mips64.GetPcAdjustment(0x5, elf_.get()));
-  ASSERT_EQ(0U, mips64.GetPcAdjustment(0x4, elf_.get()));
-  ASSERT_EQ(0U, mips64.GetPcAdjustment(0x3, elf_.get()));
-  ASSERT_EQ(0U, mips64.GetPcAdjustment(0x2, elf_.get()));
-  ASSERT_EQ(0U, mips64.GetPcAdjustment(0x1, elf_.get()));
-  ASSERT_EQ(0U, mips64.GetPcAdjustment(0x0, elf_.get()));
+  EXPECT_EQ(8U, mips64.GetPcAdjustment(0x10, elf_.get()));
+  EXPECT_EQ(8U, mips64.GetPcAdjustment(0x8, elf_.get()));
+  EXPECT_EQ(0U, mips64.GetPcAdjustment(0x7, elf_.get()));
+  EXPECT_EQ(0U, mips64.GetPcAdjustment(0x6, elf_.get()));
+  EXPECT_EQ(0U, mips64.GetPcAdjustment(0x5, elf_.get()));
+  EXPECT_EQ(0U, mips64.GetPcAdjustment(0x4, elf_.get()));
+  EXPECT_EQ(0U, mips64.GetPcAdjustment(0x3, elf_.get()));
+  EXPECT_EQ(0U, mips64.GetPcAdjustment(0x2, elf_.get()));
+  EXPECT_EQ(0U, mips64.GetPcAdjustment(0x1, elf_.get()));
+  EXPECT_EQ(0U, mips64.GetPcAdjustment(0x0, elf_.get()));
 }
 
 TEST_F(RegsTest, rel_pc_arm) {
@@ -143,34 +143,36 @@
 
   // Check fence posts.
   elf_->FakeSetLoadBias(0);
-  ASSERT_EQ(2U, arm.GetPcAdjustment(0x5, elf_.get()));
-  ASSERT_EQ(0U, arm.GetPcAdjustment(0x4, elf_.get()));
-  ASSERT_EQ(0U, arm.GetPcAdjustment(0x3, elf_.get()));
-  ASSERT_EQ(0U, arm.GetPcAdjustment(0x2, elf_.get()));
-  ASSERT_EQ(0U, arm.GetPcAdjustment(0x1, elf_.get()));
-  ASSERT_EQ(0U, arm.GetPcAdjustment(0x0, elf_.get()));
+  EXPECT_EQ(2U, arm.GetPcAdjustment(0x5, elf_.get()));
+  EXPECT_EQ(2U, arm.GetPcAdjustment(0x4, elf_.get()));
+  EXPECT_EQ(2U, arm.GetPcAdjustment(0x3, elf_.get()));
+  EXPECT_EQ(2U, arm.GetPcAdjustment(0x2, elf_.get()));
+  EXPECT_EQ(0U, arm.GetPcAdjustment(0x1, elf_.get()));
+  EXPECT_EQ(0U, arm.GetPcAdjustment(0x0, elf_.get()));
 
   elf_->FakeSetLoadBias(0x100);
-  ASSERT_EQ(0U, arm.GetPcAdjustment(0xff, elf_.get()));
-  ASSERT_EQ(2U, arm.GetPcAdjustment(0x105, elf_.get()));
-  ASSERT_EQ(0U, arm.GetPcAdjustment(0x104, elf_.get()));
-  ASSERT_EQ(0U, arm.GetPcAdjustment(0x103, elf_.get()));
-  ASSERT_EQ(0U, arm.GetPcAdjustment(0x102, elf_.get()));
-  ASSERT_EQ(0U, arm.GetPcAdjustment(0x101, elf_.get()));
-  ASSERT_EQ(0U, arm.GetPcAdjustment(0x100, elf_.get()));
+  EXPECT_EQ(0U, arm.GetPcAdjustment(0x1, elf_.get()));
+  EXPECT_EQ(2U, arm.GetPcAdjustment(0x2, elf_.get()));
+  EXPECT_EQ(2U, arm.GetPcAdjustment(0xff, elf_.get()));
+  EXPECT_EQ(2U, arm.GetPcAdjustment(0x105, elf_.get()));
+  EXPECT_EQ(2U, arm.GetPcAdjustment(0x104, elf_.get()));
+  EXPECT_EQ(2U, arm.GetPcAdjustment(0x103, elf_.get()));
+  EXPECT_EQ(2U, arm.GetPcAdjustment(0x102, elf_.get()));
+  EXPECT_EQ(0U, arm.GetPcAdjustment(0x101, elf_.get()));
+  EXPECT_EQ(0U, arm.GetPcAdjustment(0x100, elf_.get()));
 
   // Check thumb instructions handling.
   elf_->FakeSetLoadBias(0);
   memory_->SetData32(0x2000, 0);
-  ASSERT_EQ(2U, arm.GetPcAdjustment(0x2005, elf_.get()));
+  EXPECT_EQ(2U, arm.GetPcAdjustment(0x2005, elf_.get()));
   memory_->SetData32(0x2000, 0xe000f000);
-  ASSERT_EQ(4U, arm.GetPcAdjustment(0x2005, elf_.get()));
+  EXPECT_EQ(4U, arm.GetPcAdjustment(0x2005, elf_.get()));
 
   elf_->FakeSetLoadBias(0x400);
   memory_->SetData32(0x2100, 0);
-  ASSERT_EQ(2U, arm.GetPcAdjustment(0x2505, elf_.get()));
+  EXPECT_EQ(2U, arm.GetPcAdjustment(0x2505, elf_.get()));
   memory_->SetData32(0x2100, 0xf111f111);
-  ASSERT_EQ(4U, arm.GetPcAdjustment(0x2505, elf_.get()));
+  EXPECT_EQ(4U, arm.GetPcAdjustment(0x2505, elf_.get()));
 }
 
 TEST_F(RegsTest, elf_invalid) {
@@ -181,32 +183,33 @@
   RegsMips regs_mips;
   RegsMips64 regs_mips64;
   MapInfo map_info(0x1000, 0x2000);
-  Elf* invalid_elf = new Elf(new MemoryFake);
+  Elf* invalid_elf = new Elf(nullptr);
   map_info.elf.reset(invalid_elf);
 
   regs_arm.set_pc(0x1500);
   EXPECT_EQ(0x500U, invalid_elf->GetRelPc(regs_arm.pc(), &map_info));
-  EXPECT_EQ(4U, regs_arm.GetPcAdjustment(0x500U, invalid_elf));
+  EXPECT_EQ(2U, regs_arm.GetPcAdjustment(0x500U, invalid_elf));
+  EXPECT_EQ(2U, regs_arm.GetPcAdjustment(0x511U, invalid_elf));
 
   regs_arm64.set_pc(0x1600);
   EXPECT_EQ(0x600U, invalid_elf->GetRelPc(regs_arm64.pc(), &map_info));
-  EXPECT_EQ(0U, regs_arm64.GetPcAdjustment(0x600U, invalid_elf));
+  EXPECT_EQ(4U, regs_arm64.GetPcAdjustment(0x600U, invalid_elf));
 
   regs_x86.set_pc(0x1700);
   EXPECT_EQ(0x700U, invalid_elf->GetRelPc(regs_x86.pc(), &map_info));
-  EXPECT_EQ(0U, regs_x86.GetPcAdjustment(0x700U, invalid_elf));
+  EXPECT_EQ(1U, regs_x86.GetPcAdjustment(0x700U, invalid_elf));
 
   regs_x86_64.set_pc(0x1800);
   EXPECT_EQ(0x800U, invalid_elf->GetRelPc(regs_x86_64.pc(), &map_info));
-  EXPECT_EQ(0U, regs_x86_64.GetPcAdjustment(0x800U, invalid_elf));
+  EXPECT_EQ(1U, regs_x86_64.GetPcAdjustment(0x800U, invalid_elf));
 
   regs_mips.set_pc(0x1900);
   EXPECT_EQ(0x900U, invalid_elf->GetRelPc(regs_mips.pc(), &map_info));
-  EXPECT_EQ(0U, regs_mips.GetPcAdjustment(0x900U, invalid_elf));
+  EXPECT_EQ(8U, regs_mips.GetPcAdjustment(0x900U, invalid_elf));
 
   regs_mips64.set_pc(0x1a00);
   EXPECT_EQ(0xa00U, invalid_elf->GetRelPc(regs_mips64.pc(), &map_info));
-  EXPECT_EQ(0U, regs_mips64.GetPcAdjustment(0xa00U, invalid_elf));
+  EXPECT_EQ(8U, regs_mips64.GetPcAdjustment(0xa00U, invalid_elf));
 }
 
 TEST_F(RegsTest, arm_verify_sp_pc) {
diff --git a/libunwindstack/tests/UnwindOfflineTest.cpp b/libunwindstack/tests/UnwindOfflineTest.cpp
index 6c242a5..2b8f0c2 100644
--- a/libunwindstack/tests/UnwindOfflineTest.cpp
+++ b/libunwindstack/tests/UnwindOfflineTest.cpp
@@ -285,7 +285,7 @@
       "  #01 pc 00067f00  libarttestd.so (Java_Main_unwindInProcess+10032)\n"
       "  #02 pc 000021a8 (offset 0x2000)  137-cfi.odex (boolean Main.unwindInProcess(boolean, int, "
       "boolean)+136)\n"
-      "  #03 pc 0000fe81  anonymous:ee74c000 (boolean Main.bar(boolean)+65)\n"
+      "  #03 pc 0000fe80  anonymous:ee74c000 (boolean Main.bar(boolean)+64)\n"
       "  #04 pc 006ad4d2  libartd.so (art_quick_invoke_stub+338)\n"
       "  #05 pc 00146ab5  libartd.so "
       "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+885)\n"
@@ -300,7 +300,7 @@
       "20CodeItemDataAccessorEPNS_11ShadowFrameE+234)\n"
       "  #09 pc 00684362  libartd.so (artQuickToInterpreterBridge+1058)\n"
       "  #10 pc 006b35bd  libartd.so (art_quick_to_interpreter_bridge+77)\n"
-      "  #11 pc 0000fe04  anonymous:ee74c000 (int Main.compare(Main, Main)+52)\n"
+      "  #11 pc 0000fe03  anonymous:ee74c000 (int Main.compare(Main, Main)+51)\n"
       "  #12 pc 006ad4d2  libartd.so (art_quick_invoke_stub+338)\n"
       "  #13 pc 00146ab5  libartd.so "
       "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+885)\n"
@@ -315,8 +315,8 @@
       "20CodeItemDataAccessorEPNS_11ShadowFrameE+234)\n"
       "  #17 pc 00684362  libartd.so (artQuickToInterpreterBridge+1058)\n"
       "  #18 pc 006b35bd  libartd.so (art_quick_to_interpreter_bridge+77)\n"
-      "  #19 pc 0000fd3c  anonymous:ee74c000 (int Main.compare(java.lang.Object, "
-      "java.lang.Object)+108)\n"
+      "  #19 pc 0000fd3b  anonymous:ee74c000 (int Main.compare(java.lang.Object, "
+      "java.lang.Object)+107)\n"
       "  #20 pc 006ad4d2  libartd.so (art_quick_invoke_stub+338)\n"
       "  #21 pc 00146ab5  libartd.so "
       "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+885)\n"
@@ -331,9 +331,9 @@
       "20CodeItemDataAccessorEPNS_11ShadowFrameE+234)\n"
       "  #25 pc 00684362  libartd.so (artQuickToInterpreterBridge+1058)\n"
       "  #26 pc 006b35bd  libartd.so (art_quick_to_interpreter_bridge+77)\n"
-      "  #27 pc 0000fbdc  anonymous:ee74c000 (int "
+      "  #27 pc 0000fbdb  anonymous:ee74c000 (int "
       "java.util.Arrays.binarySearch0(java.lang.Object[], int, int, java.lang.Object, "
-      "java.util.Comparator)+332)\n"
+      "java.util.Comparator)+331)\n"
       "  #28 pc 006ad6a2  libartd.so (art_quick_invoke_static_stub+418)\n"
       "  #29 pc 00146acb  libartd.so "
       "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+907)\n"
@@ -348,7 +348,7 @@
       "20CodeItemDataAccessorEPNS_11ShadowFrameE+234)\n"
       "  #33 pc 00684362  libartd.so (artQuickToInterpreterBridge+1058)\n"
       "  #34 pc 006b35bd  libartd.so (art_quick_to_interpreter_bridge+77)\n"
-      "  #35 pc 0000f625  anonymous:ee74c000 (boolean Main.foo()+165)\n"
+      "  #35 pc 0000f624  anonymous:ee74c000 (boolean Main.foo()+164)\n"
       "  #36 pc 006ad4d2  libartd.so (art_quick_invoke_stub+338)\n"
       "  #37 pc 00146ab5  libartd.so "
       "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+885)\n"
@@ -363,7 +363,7 @@
       "20CodeItemDataAccessorEPNS_11ShadowFrameE+234)\n"
       "  #41 pc 00684362  libartd.so (artQuickToInterpreterBridge+1058)\n"
       "  #42 pc 006b35bd  libartd.so (art_quick_to_interpreter_bridge+77)\n"
-      "  #43 pc 0000eedc  anonymous:ee74c000 (void Main.runPrimary()+60)\n"
+      "  #43 pc 0000eedb  anonymous:ee74c000 (void Main.runPrimary()+59)\n"
       "  #44 pc 006ad4d2  libartd.so (art_quick_invoke_stub+338)\n"
       "  #45 pc 00146ab5  libartd.so "
       "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+885)\n"
@@ -378,7 +378,7 @@
       "20CodeItemDataAccessorEPNS_11ShadowFrameE+234)\n"
       "  #49 pc 00684362  libartd.so (artQuickToInterpreterBridge+1058)\n"
       "  #50 pc 006b35bd  libartd.so (art_quick_to_interpreter_bridge+77)\n"
-      "  #51 pc 0000ac22  anonymous:ee74c000 (void Main.main(java.lang.String[])+98)\n"
+      "  #51 pc 0000ac21  anonymous:ee74c000 (void Main.main(java.lang.String[])+97)\n"
       "  #52 pc 006ad6a2  libartd.so (art_quick_invoke_static_stub+418)\n"
       "  #53 pc 00146acb  libartd.so "
       "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+907)\n"
@@ -420,7 +420,7 @@
   EXPECT_EQ(0xffeb52a0U, unwinder.frames()[1].sp);
   EXPECT_EQ(0xec6061a8U, unwinder.frames()[2].pc);
   EXPECT_EQ(0xffeb5ce0U, unwinder.frames()[2].sp);
-  EXPECT_EQ(0xee75be81U, unwinder.frames()[3].pc);
+  EXPECT_EQ(0xee75be80U, unwinder.frames()[3].pc);
   EXPECT_EQ(0xffeb5d30U, unwinder.frames()[3].sp);
   EXPECT_EQ(0xf728e4d2U, unwinder.frames()[4].pc);
   EXPECT_EQ(0xffeb5d60U, unwinder.frames()[4].sp);
@@ -436,7 +436,7 @@
   EXPECT_EQ(0xffeb5fb0U, unwinder.frames()[9].sp);
   EXPECT_EQ(0xf72945bdU, unwinder.frames()[10].pc);
   EXPECT_EQ(0xffeb6110U, unwinder.frames()[10].sp);
-  EXPECT_EQ(0xee75be04U, unwinder.frames()[11].pc);
+  EXPECT_EQ(0xee75be03U, unwinder.frames()[11].pc);
   EXPECT_EQ(0xffeb6160U, unwinder.frames()[11].sp);
   EXPECT_EQ(0xf728e4d2U, unwinder.frames()[12].pc);
   EXPECT_EQ(0xffeb6180U, unwinder.frames()[12].sp);
@@ -452,7 +452,7 @@
   EXPECT_EQ(0xffeb63e0U, unwinder.frames()[17].sp);
   EXPECT_EQ(0xf72945bdU, unwinder.frames()[18].pc);
   EXPECT_EQ(0xffeb6530U, unwinder.frames()[18].sp);
-  EXPECT_EQ(0xee75bd3cU, unwinder.frames()[19].pc);
+  EXPECT_EQ(0xee75bd3bU, unwinder.frames()[19].pc);
   EXPECT_EQ(0xffeb6580U, unwinder.frames()[19].sp);
   EXPECT_EQ(0xf728e4d2U, unwinder.frames()[20].pc);
   EXPECT_EQ(0xffeb65b0U, unwinder.frames()[20].sp);
@@ -468,7 +468,7 @@
   EXPECT_EQ(0xffeb6810U, unwinder.frames()[25].sp);
   EXPECT_EQ(0xf72945bdU, unwinder.frames()[26].pc);
   EXPECT_EQ(0xffeb6960U, unwinder.frames()[26].sp);
-  EXPECT_EQ(0xee75bbdcU, unwinder.frames()[27].pc);
+  EXPECT_EQ(0xee75bbdbU, unwinder.frames()[27].pc);
   EXPECT_EQ(0xffeb69b0U, unwinder.frames()[27].sp);
   EXPECT_EQ(0xf728e6a2U, unwinder.frames()[28].pc);
   EXPECT_EQ(0xffeb69f0U, unwinder.frames()[28].sp);
@@ -484,7 +484,7 @@
   EXPECT_EQ(0xffeb6c50U, unwinder.frames()[33].sp);
   EXPECT_EQ(0xf72945bdU, unwinder.frames()[34].pc);
   EXPECT_EQ(0xffeb6dd0U, unwinder.frames()[34].sp);
-  EXPECT_EQ(0xee75b625U, unwinder.frames()[35].pc);
+  EXPECT_EQ(0xee75b624U, unwinder.frames()[35].pc);
   EXPECT_EQ(0xffeb6e20U, unwinder.frames()[35].sp);
   EXPECT_EQ(0xf728e4d2U, unwinder.frames()[36].pc);
   EXPECT_EQ(0xffeb6e50U, unwinder.frames()[36].sp);
@@ -500,7 +500,7 @@
   EXPECT_EQ(0xffeb70a0U, unwinder.frames()[41].sp);
   EXPECT_EQ(0xf72945bdU, unwinder.frames()[42].pc);
   EXPECT_EQ(0xffeb71f0U, unwinder.frames()[42].sp);
-  EXPECT_EQ(0xee75aedcU, unwinder.frames()[43].pc);
+  EXPECT_EQ(0xee75aedbU, unwinder.frames()[43].pc);
   EXPECT_EQ(0xffeb7240U, unwinder.frames()[43].sp);
   EXPECT_EQ(0xf728e4d2U, unwinder.frames()[44].pc);
   EXPECT_EQ(0xffeb72a0U, unwinder.frames()[44].sp);
@@ -516,7 +516,7 @@
   EXPECT_EQ(0xffeb74f0U, unwinder.frames()[49].sp);
   EXPECT_EQ(0xf72945bdU, unwinder.frames()[50].pc);
   EXPECT_EQ(0xffeb7680U, unwinder.frames()[50].sp);
-  EXPECT_EQ(0xee756c22U, unwinder.frames()[51].pc);
+  EXPECT_EQ(0xee756c21U, unwinder.frames()[51].pc);
   EXPECT_EQ(0xffeb76d0U, unwinder.frames()[51].sp);
   EXPECT_EQ(0xf728e6a2U, unwinder.frames()[52].pc);
   EXPECT_EQ(0xffeb76f0U, unwinder.frames()[52].sp);