Merge cherrypicks of [14126781, 14126782, 14127202, 14128466, 14127516, 14128057, 14127204, 14128747, 14128708, 14128059, 14128686, 14128127, 14128507, 14128809, 14128810, 14128811, 14128812] into security-aosp-pi-releaseandroid-security-9.0.0_r76android-security-9.0.0_r75android-security-9.0.0_r74android-security-9.0.0_r73android-security-9.0.0_r72android-security-9.0.0_r71android-security-9.0.0_r70android-security-9.0.0_r69pie-security-release

Change-Id: I888b5ee13c99b52a3faafa880aff6549bd90bf04

8 files changed, 334 insertions, 112 deletions

diff --git a/build/Android.gtest.mk b/build/Android.gtest.mk
index b483e5f6f2..a3cea4c763 100644
--- a/build/Android.gtest.mk
+++ b/build/Android.gtest.mk
@@ -27,6 +27,7 @@ GTEST_DEX_DIRECTORIES := \
   AllFields \
   DefaultMethods \
   DexToDexDecompiler \
+  Dex2oatVdexTestDex \
   ErroneousA \
   ErroneousB \
   ErroneousInit \
@@ -157,7 +158,7 @@ ART_GTEST_class_table_test_DEX_DEPS := XandY
 ART_GTEST_compiler_driver_test_DEX_DEPS := AbstractMethod StaticLeafMethods ProfileTestMultiDex
 ART_GTEST_dex_cache_test_DEX_DEPS := Main Packages MethodTypes
 ART_GTEST_dexlayout_test_DEX_DEPS := ManyMethods
-ART_GTEST_dex2oat_test_DEX_DEPS := $(ART_GTEST_dex2oat_environment_tests_DEX_DEPS) ManyMethods Statics VerifierDeps MainUncompressed EmptyUncompressed
+ART_GTEST_dex2oat_test_DEX_DEPS := $(ART_GTEST_dex2oat_environment_tests_DEX_DEPS) Dex2oatVdexTestDex ManyMethods Statics VerifierDeps MainUncompressed EmptyUncompressed
 ART_GTEST_dex2oat_image_test_DEX_DEPS := $(ART_GTEST_dex2oat_environment_tests_DEX_DEPS) Statics VerifierDeps
 ART_GTEST_exception_test_DEX_DEPS := ExceptionHandle
 ART_GTEST_hiddenapi_test_DEX_DEPS := HiddenApi
diff --git a/dex2oat/Android.bp b/dex2oat/Android.bp
index b793406ba0..420dddd6c3 100644
--- a/dex2oat/Android.bp
+++ b/dex2oat/Android.bp
@@ -276,6 +276,7 @@ art_cc_test {
     ],
     srcs: [
         "dex2oat_test.cc",
+        "dex2oat_vdex_test.cc",
         "dex2oat_image_test.cc",
         "linker/elf_writer_test.cc",
         "linker/image_test.cc",
diff --git a/dex2oat/dex2oat.cc b/dex2oat/dex2oat.cc
index fe927bbc1c..609b806bb9 100644
--- a/dex2oat/dex2oat.cc
+++ b/dex2oat/dex2oat.cc
@@ -1467,6 +1467,11 @@ class Dex2Oat FINAL {
           LOG(WARNING) << "Could not open vdex file in DexMetadata archive: " << error_msg;
         } else {
           input_vdex_file_ = std::make_unique<VdexFile>(input_file.release());
+          if (input_vdex_file_->HasDexSection()) {
+            LOG(ERROR) << "The dex metadata is not allowed to contain dex files";
+            return false;
+          }
+          VLOG(verifier) << "Doing fast verification with vdex from DexMetadata archive";
         }
       }
     }
@@ -3124,6 +3129,8 @@ static dex2oat::ReturnCode Dex2oat(int argc, char** argv) {
 
   // Check early that the result of compilation can be written
   if (!dex2oat->OpenFile()) {
+    // Flush close so that the File Guard checks don't fail the assertions.
+    dex2oat->FlushCloseOutputFiles();
     return dex2oat::ReturnCode::kOther;
   }
 
diff --git a/dex2oat/dex2oat_test.cc b/dex2oat/dex2oat_test.cc
index a229d7dd71..a48d15d40a 100644
--- a/dex2oat/dex2oat_test.cc
+++ b/dex2oat/dex2oat_test.cc
@@ -47,7 +47,7 @@
 namespace art {
 
 static constexpr size_t kMaxMethodIds = 65535;
-static constexpr bool kDebugArgs = false;
+
 static const char* kDisableCompactDex = "--compact-dex-level=none";
 
 using android::base::StringPrintf;
@@ -59,7 +59,6 @@ class Dex2oatTest : public Dex2oatEnvironmentTest {
 
     output_ = "";
     error_msg_ = "";
-    success_ = false;
   }
 
  protected:
@@ -89,7 +88,7 @@ class Dex2oatTest : public Dex2oatEnvironmentTest {
 
     args.insert(args.end(), extra_args.begin(), extra_args.end());
 
-    int status = Dex2Oat(args, error_msg);
+    int status = Dex2Oat(args, &output_, error_msg);
     if (oat_file != nullptr) {
       CHECK_EQ(oat_file->FlushClose(), 0) << "Could not flush and close oat file";
     }
@@ -175,107 +174,8 @@ class Dex2oatTest : public Dex2oatEnvironmentTest {
     EXPECT_EQ(expected, actual);
   }
 
-  int Dex2Oat(const std::vector<std::string>& dex2oat_args, std::string* error_msg) {
-    Runtime* runtime = Runtime::Current();
-
-    const std::vector<gc::space::ImageSpace*>& image_spaces =
-        runtime->GetHeap()->GetBootImageSpaces();
-    if (image_spaces.empty()) {
-      *error_msg = "No image location found for Dex2Oat.";
-      return false;
-    }
-    std::string image_location = image_spaces[0]->GetImageLocation();
-
-    std::vector<std::string> argv;
-    argv.push_back(runtime->GetCompilerExecutable());
-
-    if (runtime->IsJavaDebuggable()) {
-      argv.push_back("--debuggable");
-    }
-    runtime->AddCurrentRuntimeFeaturesAsDex2OatArguments(&argv);
-
-    if (!runtime->IsVerificationEnabled()) {
-      argv.push_back("--compiler-filter=assume-verified");
-    }
-
-    if (runtime->MustRelocateIfPossible()) {
-      argv.push_back("--runtime-arg");
-      argv.push_back("-Xrelocate");
-    } else {
-      argv.push_back("--runtime-arg");
-      argv.push_back("-Xnorelocate");
-    }
-
-    if (!kIsTargetBuild) {
-      argv.push_back("--host");
-    }
-
-    argv.push_back("--boot-image=" + image_location);
-
-    std::vector<std::string> compiler_options = runtime->GetCompilerOptions();
-    argv.insert(argv.end(), compiler_options.begin(), compiler_options.end());
-
-    argv.insert(argv.end(), dex2oat_args.begin(), dex2oat_args.end());
-
-    // We must set --android-root.
-    const char* android_root = getenv("ANDROID_ROOT");
-    CHECK(android_root != nullptr);
-    argv.push_back("--android-root=" + std::string(android_root));
-
-    if (kDebugArgs) {
-      std::string all_args;
-      for (const std::string& arg : argv) {
-        all_args += arg + " ";
-      }
-      LOG(ERROR) << all_args;
-    }
-
-    int link[2];
-
-    if (pipe(link) == -1) {
-      return false;
-    }
-
-    pid_t pid = fork();
-    if (pid == -1) {
-      return false;
-    }
-
-    if (pid == 0) {
-      // We need dex2oat to actually log things.
-      setenv("ANDROID_LOG_TAGS", "*:d", 1);
-      dup2(link[1], STDERR_FILENO);
-      close(link[0]);
-      close(link[1]);
-      std::vector<const char*> c_args;
-      for (const std::string& str : argv) {
-        c_args.push_back(str.c_str());
-      }
-      c_args.push_back(nullptr);
-      execv(c_args[0], const_cast<char* const*>(c_args.data()));
-      exit(1);
-      UNREACHABLE();
-    } else {
-      close(link[1]);
-      char buffer[128];
-      memset(buffer, 0, 128);
-      ssize_t bytes_read = 0;
-
-      while (TEMP_FAILURE_RETRY(bytes_read = read(link[0], buffer, 128)) > 0) {
-        output_ += std::string(buffer, bytes_read);
-      }
-      close(link[0]);
-      int status = -1;
-      if (waitpid(pid, &status, 0) != -1) {
-        success_ = (status == 0);
-      }
-      return status;
-    }
-  }
-
   std::string output_ = "";
   std::string error_msg_ = "";
-  bool success_ = false;
 };
 
 class Dex2oatSwapTest : public Dex2oatTest {
@@ -299,7 +199,6 @@ class Dex2oatSwapTest : public Dex2oatTest {
     GenerateOdexForTest(dex_location, odex_location, CompilerFilter::kSpeed, copy);
 
     CheckValidity();
-    ASSERT_TRUE(success_);
     CheckResult(expect_use);
   }
 
@@ -524,7 +423,6 @@ class Dex2oatVeryLargeTest : public Dex2oatTest {
     GenerateOdexForTest(dex_location, odex_location, filter, new_args);
 
     CheckValidity();
-    ASSERT_TRUE(success_);
     CheckResult(dex_location,
                 odex_location,
                 app_image_file,
@@ -748,7 +646,6 @@ class Dex2oatLayoutTest : public Dex2oatTest {
                          /* use_fd */ false,
                          /* num_profile_classes */ 0);
       CheckValidity();
-      ASSERT_TRUE(success_);
       // Don't check the result since CheckResult relies on the class being in the profile.
       image_file_empty_profile = GetImageObjectSectionSize(app_image_file);
       EXPECT_GT(image_file_empty_profile, 0u);
@@ -761,7 +658,6 @@ class Dex2oatLayoutTest : public Dex2oatTest {
                        /* use_fd */ false,
                        /* num_profile_classes */ 1);
     CheckValidity();
-    ASSERT_TRUE(success_);
     CheckResult(dex_location, odex_location, app_image_file);
 
     if (app_image) {
@@ -807,7 +703,6 @@ class Dex2oatLayoutTest : public Dex2oatTest {
     }
     ASSERT_EQ(vdex_file1->FlushCloseOrErase(), 0) << "Could not flush and close vdex file";
     CheckValidity();
-    ASSERT_TRUE(success_);
   }
 
   void CheckResult(const std::string& dex_location,
@@ -929,7 +824,6 @@ class Dex2oatUnquickenTest : public Dex2oatTest {
     }
     ASSERT_EQ(vdex_file1->FlushCloseOrErase(), 0) << "Could not flush and close vdex file";
     CheckResult(dex_location, odex_location);
-    ASSERT_TRUE(success_);
   }
 
   void RunUnquickenMultiDexCDex() {
@@ -972,7 +866,6 @@ class Dex2oatUnquickenTest : public Dex2oatTest {
     ASSERT_EQ(vdex_file1->FlushCloseOrErase(), 0) << "Could not flush and close vdex file";
     ASSERT_EQ(vdex_file2->FlushCloseOrErase(), 0) << "Could not flush and close vdex file";
     CheckResult(dex_location, odex_location2);
-    ASSERT_TRUE(success_);
   }
 
   void CheckResult(const std::string& dex_location, const std::string& odex_location) {
@@ -2003,7 +1896,6 @@ TEST_F(Dex2oatTest, QuickenedInput) {
                         /* use_fd */ true);
   }
   ASSERT_EQ(vdex_unquickened->Flush(), 0) << "Could not flush and close vdex file";
-  ASSERT_TRUE(success_);
   {
     // Check that hte vdex has one dex and compare it to the original one.
     std::unique_ptr<VdexFile> vdex(VdexFile::Open(vdex_location2.c_str(),
diff --git a/dex2oat/dex2oat_vdex_test.cc b/dex2oat/dex2oat_vdex_test.cc
new file mode 100644
index 0000000000..0eddab6190
--- /dev/null
+++ b/dex2oat/dex2oat_vdex_test.cc
@@ -0,0 +1,135 @@
+/*
+ * Copyright (C) 2020 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 <string>
+#include <vector>
+
+#include "common_runtime_test.h"
+#include "dex2oat_environment_test.h"
+
+#include "vdex_file.h"
+#include "verifier/verifier_deps.h"
+#include "ziparchive/zip_writer.h"
+
+namespace art {
+
+using verifier::VerifierDeps;
+
+class Dex2oatVdexTest : public Dex2oatEnvironmentTest {
+ public:
+  void TearDown() override {
+    Dex2oatEnvironmentTest::TearDown();
+
+    output_ = "";
+    error_msg_ = "";
+    opened_vdex_files_.clear();
+  }
+
+ protected:
+  bool RunDex2oat(const std::string& dex_location,
+                  const std::string& odex_location,
+                  bool copy_dex_files = false,
+                  const std::vector<std::string>& extra_args = {}) {
+    std::vector<std::string> args;
+    args.push_back("--dex-file=" + dex_location);
+    args.push_back("--oat-file=" + odex_location);
+    args.push_back("--compiler-filter=" +
+        CompilerFilter::NameOfFilter(CompilerFilter::Filter::kVerify));
+    args.push_back("--runtime-arg");
+    args.push_back("-Xnorelocate");
+    if (!copy_dex_files) {
+      args.push_back("--copy-dex-files=false");
+    }
+    args.push_back("--runtime-arg");
+    args.push_back("-verbose:verifier,compiler");
+    // Use a single thread to facilitate debugging. We only compile tiny dex files.
+    args.push_back("-j1");
+
+    args.insert(args.end(), extra_args.begin(), extra_args.end());
+
+    return Dex2Oat(args, &output_, &error_msg_) == 0;
+  }
+
+  void CreateDexMetadata(const std::string& vdex, const std::string& out_dm) {
+    // Read the vdex bytes.
+    std::unique_ptr<File> vdex_file(OS::OpenFileForReading(vdex.c_str()));
+    std::vector<uint8_t> data(vdex_file->GetLength());
+    ASSERT_TRUE(vdex_file->ReadFully(data.data(), data.size()));
+
+    // Zip the content.
+    FILE* file = fopen(out_dm.c_str(), "wb");
+    ZipWriter writer(file);
+    writer.StartEntry("primary.vdex", ZipWriter::kAlign32);
+    writer.WriteBytes(data.data(), data.size());
+    writer.FinishEntry();
+    writer.Finish();
+    fflush(file);
+    fclose(file);
+  }
+
+  std::string GetFilename(const std::unique_ptr<const DexFile>& dex_file) {
+    const std::string& str = dex_file->GetLocation();
+    size_t idx = str.rfind('/');
+    if (idx == std::string::npos) {
+      return str;
+    }
+    return str.substr(idx + 1);
+  }
+
+  std::string GetOdex(const std::unique_ptr<const DexFile>& dex_file,
+                      const std::string& suffix = "") {
+    return GetScratchDir() + "/" + GetFilename(dex_file) + suffix + ".odex";
+  }
+
+  std::string GetVdex(const std::unique_ptr<const DexFile>& dex_file,
+                      const std::string& suffix = "") {
+    return GetScratchDir() + "/" + GetFilename(dex_file) + suffix + ".vdex";
+  }
+
+  std::string output_;
+  std::string error_msg_;
+  std::vector<std::unique_ptr<VdexFile>> opened_vdex_files_;
+};
+
+// Check that if the input dm does contain dex files then the compilation fails
+TEST_F(Dex2oatVdexTest, VerifyPublicSdkStubsWithDexFiles) {
+  std::string error_msg;
+
+  // Dex2oatVdexTestDex is the subject app using normal APIs found in the boot classpath.
+  std::unique_ptr<const DexFile> dex_file(OpenTestDexFile("Dex2oatVdexTestDex"));
+
+  // Compile the subject app using the predefined API-stubs
+  ASSERT_TRUE(RunDex2oat(
+      dex_file->GetLocation(),
+      GetOdex(dex_file),
+      /*copy_dex_files=*/ true));
+
+  // Create the .dm file with the output.
+  std::string dm_file = GetScratchDir() + "/base.dm";
+  CreateDexMetadata(GetVdex(dex_file), dm_file);
+  std::vector<std::string> extra_args;
+  extra_args.push_back("--dm-file=" + dm_file);
+
+  // Recompile again with the .dm file which contains a vdex with code.
+  // The compilation should fail.
+  ASSERT_FALSE(RunDex2oat(
+      dex_file->GetLocation(),
+      GetOdex(dex_file, "v2"),
+      /*copy_dex_files=*/ true,
+      extra_args));
+}
+
+}  // namespace art
diff --git a/runtime/dex2oat_environment_test.h b/runtime/dex2oat_environment_test.h
index 00a95cc7bd..08c7e0ca3f 100644
--- a/runtime/dex2oat_environment_test.h
+++ b/runtime/dex2oat_environment_test.h
@@ -39,6 +39,8 @@
 
 namespace art {
 
+static constexpr bool kDebugArgs = false;
+
 // Test class that provides some helpers to set a test up for compilation using dex2oat.
 class Dex2oatEnvironmentTest : public CommonRuntimeTest {
  public:
@@ -203,6 +205,107 @@ class Dex2oatEnvironmentTest : public CommonRuntimeTest {
     return odex_dir_;
   }
 
+  int Dex2Oat(
+        const std::vector<std::string>& dex2oat_args,
+        std::string* output,
+        std::string* error_msg) {
+    Runtime* runtime = Runtime::Current();
+
+    const std::vector<gc::space::ImageSpace*>& image_spaces =
+        runtime->GetHeap()->GetBootImageSpaces();
+    if (image_spaces.empty()) {
+      *error_msg = "No image location found for Dex2Oat.";
+      return false;
+    }
+    std::string image_location = image_spaces[0]->GetImageLocation();
+
+    std::vector<std::string> argv;
+    argv.push_back(runtime->GetCompilerExecutable());
+
+    if (runtime->IsJavaDebuggable()) {
+      argv.push_back("--debuggable");
+    }
+    runtime->AddCurrentRuntimeFeaturesAsDex2OatArguments(&argv);
+
+    if (!runtime->IsVerificationEnabled()) {
+      argv.push_back("--compiler-filter=assume-verified");
+    }
+
+    if (runtime->MustRelocateIfPossible()) {
+      argv.push_back("--runtime-arg");
+      argv.push_back("-Xrelocate");
+    } else {
+      argv.push_back("--runtime-arg");
+      argv.push_back("-Xnorelocate");
+    }
+
+    if (!kIsTargetBuild) {
+      argv.push_back("--host");
+    }
+
+    argv.push_back("--boot-image=" + image_location);
+
+    std::vector<std::string> compiler_options = runtime->GetCompilerOptions();
+    argv.insert(argv.end(), compiler_options.begin(), compiler_options.end());
+
+    argv.insert(argv.end(), dex2oat_args.begin(), dex2oat_args.end());
+
+    // We must set --android-root.
+    const char* android_root = getenv("ANDROID_ROOT");
+    CHECK(android_root != nullptr);
+    argv.push_back("--android-root=" + std::string(android_root));
+
+    if (kDebugArgs) {
+      std::string all_args;
+      for (const std::string& arg : argv) {
+        all_args += arg + " ";
+      }
+      LOG(ERROR) << all_args;
+    }
+
+    int link[2];
+
+    if (pipe(link) == -1) {
+      ::testing::AssertionFailure() << "Failed to pipe: " << *error_msg;
+    }
+
+    pid_t pid = fork();
+    if (pid == -1) {
+      ::testing::AssertionFailure() << "Failed to fork: " << *error_msg;
+    }
+
+    if (pid == 0) {
+      // We need dex2oat to actually log things.
+      setenv("ANDROID_LOG_TAGS", "*:d", 1);
+      dup2(link[1], STDERR_FILENO);
+      close(link[0]);
+      close(link[1]);
+      std::vector<const char*> c_args;
+      for (const std::string& str : argv) {
+        c_args.push_back(str.c_str());
+      }
+      c_args.push_back(nullptr);
+      execv(c_args[0], const_cast<char* const*>(c_args.data()));
+      exit(1);
+      UNREACHABLE();
+    } else {
+      close(link[1]);
+      char buffer[128];
+      memset(buffer, 0, 128);
+      ssize_t bytes_read = 0;
+
+      while (TEMP_FAILURE_RETRY(bytes_read = read(link[0], buffer, 128)) > 0) {
+        *output += std::string(buffer, bytes_read);
+      }
+      close(link[0]);
+      int status = -1;
+      if (waitpid(pid, &status, 0) != -1) {
+        ::testing::AssertionFailure() << "dex2oat fork/exec failed: " << *error_msg;
+      }
+      return status;
+    }
+  }
+
  private:
   std::string scratch_dir_;
   std::string odex_oat_dir_;
diff --git a/test/Dex2oatVdexTestDex/Dex2oatVdexTestDex.java b/test/Dex2oatVdexTestDex/Dex2oatVdexTestDex.java
new file mode 100644
index 0000000000..e4862bdd81
--- /dev/null
+++ b/test/Dex2oatVdexTestDex/Dex2oatVdexTestDex.java
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+
+/**
+ * Check that the classes using publicly listed APIS are verified.
+ */
+
+class AccessPublicCtor {
+  public Integer foo() {
+    return new Integer(1);
+  }
+}
+
+class AccessPublicMethod {
+  public double foo(Integer i) {
+    return i.doubleValue();
+  }
+}
+
+class AccessPublicMethodFromParent {
+  public void foo(Integer i) {
+    i.notify();
+  }
+}
+
+class AccessPublicStaticMethod {
+  public Integer foo() {
+    return Integer.getInteger("1");
+  }
+}
+
+class AccessPublicStaticField {
+  public int foo() {
+    return Integer.BYTES;
+  }
+}
+
+/**
+ * Check that the classes using non publicly listed APIS are not verified.
+ */
+
+class AccessNonPublicCtor {
+  public Integer foo() {
+    return new Integer("1");
+  }
+}
+
+class AccessNonPublicMethod {
+  public float foo(Integer i) {
+    return i.floatValue();
+  }
+}
+
+class AccessNonPublicMethodFromParent {
+  public void foo(Integer i) {
+    i.notifyAll();
+  }
+}
+
+class AccessNonPublicStaticMethod {
+  public Integer foo() {
+    return Integer.getInteger("1", 0);
+  }
+}
+
+class AccessNonPublicStaticField {
+  public Class foo() {
+    return Integer.TYPE;
+  }
+}
diff --git a/test/etc/run-test-jar b/test/etc/run-test-jar
index fa6ef54c93..b3965c91c3 100755
--- a/test/etc/run-test-jar
+++ b/test/etc/run-test-jar
@@ -750,7 +750,7 @@ if [ "$PREBUILD" = "y" ]; then
   elif [ "$TEST_DM" = "y" ]; then
     dex2oat_cmdline="${dex2oat_cmdline} --output-vdex=$DEX_LOCATION/oat/$ISA/primary.vdex"
     dm_cmdline="zip -qj $DEX_LOCATION/oat/$ISA/$TEST_NAME.dm $DEX_LOCATION/oat/$ISA/primary.vdex"
-    vdex_cmdline="${dex2oat_cmdline} --dump-timings --dm-file=$DEX_LOCATION/oat/$ISA/$TEST_NAME.dm"
+    vdex_cmdline="${dex2oat_cmdline} --copy-dex-files=false --dump-timings --dm-file=$DEX_LOCATION/oat/$ISA/$TEST_NAME.dm"
   elif [ "$PROFILE" = "y" ] || [ "$RANDOM_PROFILE" = "y" ]; then
     vdex_cmdline="${dex2oat_cmdline} --input-vdex=$DEX_LOCATION/oat/$ISA/$TEST_NAME.vdex --output-vdex=$DEX_LOCATION/oat/$ISA/$TEST_NAME.vdex"
   fi