Revert "Add dexdiag_test"

This reverts commit 2120ad43acc0ab0fa74c151069948ef9698c009f.

Change-Id: Icdb42e47eb2f099cbfbd302477ad6614bb8524f1
diff --git a/build/Android.gtest.mk b/build/Android.gtest.mk
index f27db0e..ed34a8d 100644
--- a/build/Android.gtest.mk
+++ b/build/Android.gtest.mk
@@ -170,12 +170,6 @@
 # TODO: document why this is needed.
 ART_GTEST_proxy_test_HOST_DEPS := $(HOST_CORE_IMAGE_DEFAULT_64) $(HOST_CORE_IMAGE_DEFAULT_32)
 
-# The dexdiag test requires the dexdiag utility.
-ART_GTEST_dexdiag_test_HOST_DEPS := \
-  $(HOST_OUT_EXECUTABLES)/dexdiag
-ART_GTEST_dexdiag_test_TARGET_DEPS := \
-  dexdiag
-
 # The dexdump test requires an image and the dexdump utility.
 # TODO: rename into dexdump when migration completes
 ART_GTEST_dexdump_test_HOST_DEPS := \
@@ -247,7 +241,6 @@
     art_compiler_tests \
     art_compiler_host_tests \
     art_dex2oat_tests \
-    art_dexdiag_tests \
     art_dexdump_tests \
     art_dexlayout_tests \
     art_dexlist_tests \
diff --git a/dexlayout/Android.bp b/dexlayout/Android.bp
index 16e6809..4b65c52 100644
--- a/dexlayout/Android.bp
+++ b/dexlayout/Android.bp
@@ -20,7 +20,7 @@
         "dexlayout.cc",
         "dex_ir.cc",
         "dex_ir_builder.cc",
-        "dex_verify.cc",
+	"dex_verify.cc",
         "dex_visualize.cc",
         "dex_writer.cc",
     ],
@@ -43,7 +43,6 @@
 
 art_cc_binary {
     name: "dexlayout",
-    defaults: ["art_defaults"],
     host_supported: true,
     srcs: ["dexlayout_main.cc"],
     cflags: ["-Wall"],
@@ -61,28 +60,13 @@
 
 art_cc_binary {
     name: "dexdiag",
-    defaults: ["art_defaults"],
-    host_supported: true,
+    host_supported: false,
     srcs: ["dexdiag.cc"],
     cflags: ["-Wall"],
     shared_libs: [
         "libart",
         "libart-dexlayout",
+        "libpagemap",
     ],
-    target: {
-        android: {
-            shared_libs: [
-                "libpagemap",
-            ]
-        },
-    }
 }
 
-art_cc_test {
-    name: "art_dexdiag_tests",
-    host_supported: true,
-    defaults: [
-        "art_gtest_defaults",
-    ],
-    srcs: ["dexdiag_test.cc"],
-}
diff --git a/dexlayout/dexdiag.cc b/dexlayout/dexdiag.cc
index bc56bbf..688201b 100644
--- a/dexlayout/dexdiag.cc
+++ b/dexlayout/dexdiag.cc
@@ -15,7 +15,6 @@
  */
 
 #include <errno.h>
-#include <inttypes.h>
 #include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
@@ -31,9 +30,7 @@
 #include "dex_file.h"
 #include "dex_ir.h"
 #include "dex_ir_builder.h"
-#ifdef ART_TARGET_ANDROID
 #include "pagemap/pagemap.h"
-#endif
 #include "runtime.h"
 #include "vdex_file.h"
 
@@ -41,6 +38,8 @@
 
 using android::base::StringPrintf;
 
+static constexpr size_t kLineLength = 32;
+
 static bool g_verbose = false;
 
 // The width needed to print a file page offset (32-bit).
@@ -165,7 +164,6 @@
   std::cout << ". (Mapped page not resident)" << std::endl;
 }
 
-#ifdef ART_TARGET_ANDROID
 static char PageTypeChar(uint16_t type) {
   if (kDexSectionInfoMap.find(type) == kDexSectionInfoMap.end()) {
     return '-';
@@ -196,7 +194,6 @@
                            size_t end,
                            const std::vector<dex_ir::DexFileSection>& sections,
                            PageCount* page_counts) {
-  static constexpr size_t kLineLength = 32;
   for (size_t page = start; page < end; ++page) {
     char type_char = '.';
     if (PM_PAGEMAP_PRESENT(pagemap[page])) {
@@ -271,7 +268,7 @@
     std::cerr << "Dex file start offset for "
               << dex_file->GetLocation().c_str()
               << " is incorrect: map start "
-              << StringPrintf("%" PRIx64 " > dex start %" PRIx64 "\n", map_start, dex_file_start)
+              << StringPrintf("%zx > dex start %zx\n", map_start, dex_file_start)
               << std::endl;
     return;
   }
@@ -280,7 +277,7 @@
   uint64_t end_page = RoundUp(start_address + dex_file_size, kPageSize) / kPageSize;
   std::cout << "DEX "
             << dex_file->GetLocation().c_str()
-            << StringPrintf(": %" PRIx64 "-%" PRIx64,
+            << StringPrintf(": %zx-%zx",
                             map_start + start_page * kPageSize,
                             map_start + end_page * kPageSize)
             << std::endl;
@@ -344,7 +341,7 @@
   // Process the dex files.
   std::cout << "MAPPING "
             << pm_map_name(map)
-            << StringPrintf(": %" PRIx64 "-%" PRIx64, pm_map_start(map), pm_map_end(map))
+            << StringPrintf(": %zx-%zx", pm_map_start(map), pm_map_end(map))
             << std::endl;
   for (const auto& dex_file : dex_files) {
     ProcessOneDexMapping(pagemap,
@@ -358,7 +355,6 @@
 }
 
 static void ProcessOneOatMapping(uint64_t* pagemap, size_t size, Printer* printer) {
-  static constexpr size_t kLineLength = 32;
   size_t resident_page_count = 0;
   for (size_t page = 0; page < size; ++page) {
     char type_char = '.';
@@ -409,7 +405,7 @@
   // Process the dex files.
   std::cout << "MAPPING "
             << pm_map_name(map)
-            << StringPrintf(": %" PRIx64 "-%" PRIx64, pm_map_start(map), pm_map_end(map))
+            << StringPrintf(": %zx-%zx", pm_map_start(map), pm_map_end(map))
             << std::endl;
   ProcessOneOatMapping(pagemap, len, printer);
   free(pagemap);
@@ -429,10 +425,9 @@
   }
   return false;
 }
-#endif
 
 static void Usage(const char* cmd) {
-  std::cout << "Usage: " << cmd << " [options] pid" << std::endl
+  std::cerr << "Usage: " << cmd << " [options] pid" << std::endl
             << "    --contains=<string>:  Display sections containing string." << std::endl
             << "    --help:               Shows this message." << std::endl
             << "    --verbose:            Makes displays verbose." << std::endl;
@@ -467,7 +462,6 @@
   InitLogging(argv, Runtime::Aborter);
   MemMap::Init();
 
-#ifdef ART_TARGET_ANDROID
   pid_t pid;
   char* endptr;
   pid = (pid_t)strtol(argv[argc - 1], &endptr, 10);
@@ -501,7 +495,7 @@
     return EXIT_FAILURE;
   }
 
-  // Process the mappings that are due to vdex or oat files.
+  // Process the mappings that are due to DEX files.
   Printer printer;
   for (size_t i = 0; i < num_maps; ++i) {
     std::string mapped_file_name = pm_map_name(maps[i]);
@@ -515,7 +509,6 @@
       return EXIT_FAILURE;
     }
   }
-#endif
 
   return EXIT_SUCCESS;
 }
diff --git a/dexlayout/dexdiag_test.cc b/dexlayout/dexdiag_test.cc
deleted file mode 100644
index dfe42b2..0000000
--- a/dexlayout/dexdiag_test.cc
+++ /dev/null
@@ -1,155 +0,0 @@
-/*
- * 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 <string>
-#include <vector>
-
-#include "common_runtime_test.h"
-
-#include "runtime/exec_utils.h"
-#include "runtime/oat_file.h"
-#include "runtime/os.h"
-
-namespace art {
-
-static const char* kDexDiagContains = "--contains=boot.vdex";
-static const char* kDexDiagContainsFails = "--contains=anything_other_than_boot.vdex";
-static const char* kDexDiagHelp = "--help";
-static const char* kDexDiagVerbose = "--verbose";
-static const char* kDexDiagBinaryName = "dexdiag";
-
-class DexDiagTest : public CommonRuntimeTest {
- protected:
-  virtual void SetUp() {
-    CommonRuntimeTest::SetUp();
-  }
-
-  // Path to the dexdiag(d?)[32|64] binary.
-  std::string GetDexDiagFilePath() {
-    std::string root = GetTestAndroidRoot();
-
-    root += "/bin/";
-    root += kDexDiagBinaryName;
-
-    std::string root32 = root + "32";
-    // If we have both a 32-bit and a 64-bit build, the 32-bit file will have a 32 suffix.
-    if (OS::FileExists(root32.c_str()) && !Is64BitInstructionSet(kRuntimeISA)) {
-      return root32;
-    } else {
-      // This is a 64-bit build or only a single build exists.
-      return root;
-    }
-  }
-
-  void OpenOatAndVdexFiles() {
-    // Open the boot.oat file.
-    // This is a little convoluted because we have to
-    // get the location of the default boot image (/system/framework/boot.art),
-    // find it in the right architecture subdirectory (/system/framework/arm/boot.art),
-    // find the oat file next to the image (/system/framework/arm/boot.oat).
-    // Then, opening the oat file has the side-effect of opening the corresponding
-    // vdex file (/system/framework/arm/boot.vdex).
-    std::string error_msg;
-    const std::string default_location = GetDefaultBootImageLocation(&error_msg);
-    EXPECT_TRUE(!default_location.empty()) << error_msg;
-    std::string oat_location = GetSystemImageFilename(default_location.c_str(), kRuntimeISA);
-    EXPECT_TRUE(!oat_location.empty());
-    const std::string kImageFileSuffix = ".art";
-    size_t suffix_pos = oat_location.rfind(kImageFileSuffix);
-    EXPECT_TRUE(suffix_pos != std::string::npos);
-    const std::string kOatFileSuffix = ".oat";
-    oat_location = oat_location.replace(suffix_pos, kImageFileSuffix.length(), kOatFileSuffix);
-    std::unique_ptr<OatFile> oat(OatFile::Open(oat_location.c_str(),
-                                               oat_location.c_str(),
-                                               nullptr,
-                                               nullptr,
-                                               false,
-                                               /*low_4gb*/false,
-                                               nullptr,
-                                               &error_msg));
-    EXPECT_TRUE(oat != nullptr) << error_msg;
-  }
-
-  // Run dexdiag with a custom boot image location.
-  bool Exec(pid_t this_pid, const std::vector<std::string>& args, std::string* error_msg) {
-    // Invoke 'dexdiag' against the current process.
-    // This should succeed because we have a runtime and so it should
-    // be able to map in the boot.art and do a diff for it.
-    std::vector<std::string> exec_argv;
-
-    // Build the command line "dexdiag <args> this_pid".
-    std::string executable_path = GetDexDiagFilePath();
-    EXPECT_TRUE(OS::FileExists(executable_path.c_str())) << executable_path
-                                                         << " should be a valid file path";
-    exec_argv.push_back(executable_path);
-    for (const auto& arg : args) {
-      exec_argv.push_back(arg);
-    }
-    exec_argv.push_back(std::to_string(this_pid));
-
-    return ::art::Exec(exec_argv, error_msg);
-  }
-};
-
-// We can't run these tests on the host, as they will fail when trying to open
-// /proc/pid/pagemap.
-// On the target, we invoke 'dexdiag' against the current process.
-// This should succeed because we have a runtime and so dexdiag should
-// be able to find the map for, e.g., boot.vdex and friends.
-TEST_F(DexDiagTest, DexDiagHelpTest) {
-  // TODO: test the resulting output.
-  std::string error_msg;
-  ASSERT_TRUE(Exec(getpid(), { kDexDiagHelp }, &error_msg)) << "Failed to execute -- because: "
-                                                            << error_msg;
-}
-
-#if defined (ART_TARGET)
-TEST_F(DexDiagTest, DexDiagContainsTest) {
-#else
-TEST_F(DexDiagTest, DISABLED_DexDiagContainsTest) {
-#endif
-  OpenOatAndVdexFiles();
-  // TODO: test the resulting output.
-  std::string error_msg;
-  ASSERT_TRUE(Exec(getpid(), { kDexDiagContains }, &error_msg)) << "Failed to execute -- because: "
-                                                                << error_msg;
-}
-
-#if defined (ART_TARGET)
-TEST_F(DexDiagTest, DexDiagContainsFailsTest) {
-#else
-TEST_F(DexDiagTest, DISABLED_DexDiagContainsFailsTest) {
-#endif
-  OpenOatAndVdexFiles();
-  // TODO: test the resulting output.
-  std::string error_msg;
-  ASSERT_TRUE(Exec(getpid(), { kDexDiagContainsFails }, &error_msg))
-      << "Failed to execute -- because: "
-      << error_msg;
-}
-
-#if defined (ART_TARGET)
-TEST_F(DexDiagTest, DexDiagVerboseTest) {
-#else
-TEST_F(DexDiagTest, DISABLED_DexDiagVerboseTest) {
-#endif
-  // TODO: test the resulting output.
-  std::string error_msg;
-  ASSERT_TRUE(Exec(getpid(), { kDexDiagVerbose }, &error_msg)) << "Failed to execute -- because: "
-                                                               << error_msg;
-}
-
-}  // namespace art