blob: 08673056d97e6d2cff02dab2c6613541558a90d7 [file] [log] [blame]
/*
* 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 <sstream>
#include <string>
#include <vector>
#include <sys/types.h>
#include <unistd.h>
#include "base/unix_file/fd_file.h"
#include "common_runtime_test.h"
#include "dex_file-inl.h"
#include "dex_file_loader.h"
#include "exec_utils.h"
#include "jit/profile_compilation_info.h"
#include "utils.h"
namespace art {
static const char kDexFileLayoutInputDex[] =
"ZGV4CjAzNQD1KW3+B8NAB0f2A/ZVIBJ0aHrGIqcpVTAUAgAAcAAAAHhWNBIAAAAAAAAAAIwBAAAH"
"AAAAcAAAAAQAAACMAAAAAQAAAJwAAAAAAAAAAAAAAAMAAACoAAAAAgAAAMAAAAAUAQAAAAEAADAB"
"AAA4AQAAQAEAAEgBAABNAQAAUgEAAGYBAAADAAAABAAAAAUAAAAGAAAABgAAAAMAAAAAAAAAAAAA"
"AAAAAAABAAAAAAAAAAIAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAEAAAAAAAAAdQEAAAAAAAABAAAA"
"AAAAAAIAAAAAAAAAAgAAAAAAAAB/AQAAAAAAAAEAAQABAAAAaQEAAAQAAABwEAIAAAAOAAEAAQAB"
"AAAAbwEAAAQAAABwEAIAAAAOAAY8aW5pdD4ABkEuamF2YQAGQi5qYXZhAANMQTsAA0xCOwASTGph"
"dmEvbGFuZy9PYmplY3Q7AAFWAAQABw48AAQABw48AAAAAQAAgIAEgAIAAAEAAYCABJgCAAAACwAA"
"AAAAAAABAAAAAAAAAAEAAAAHAAAAcAAAAAIAAAAEAAAAjAAAAAMAAAABAAAAnAAAAAUAAAADAAAA"
"qAAAAAYAAAACAAAAwAAAAAEgAAACAAAAAAEAAAIgAAAHAAAAMAEAAAMgAAACAAAAaQEAAAAgAAAC"
"AAAAdQEAAAAQAAABAAAAjAEAAA==";
// Dex file with catch handler unreferenced by try blocks.
// Constructed by building a dex file with try/catch blocks and hex editing.
static const char kUnreferencedCatchHandlerInputDex[] =
"ZGV4CjAzNQD+exd52Y0f9nY5x5GmInXq5nXrO6Kl2RV4AwAAcAAAAHhWNBIAAAAAAAAAANgCAAAS"
"AAAAcAAAAAgAAAC4AAAAAwAAANgAAAABAAAA/AAAAAQAAAAEAQAAAQAAACQBAAA0AgAARAEAANYB"
"AADeAQAA5gEAAO4BAAAAAgAADwIAACYCAAA9AgAAUQIAAGUCAAB5AgAAfwIAAIUCAACIAgAAjAIA"
"AKECAACnAgAArAIAAAQAAAAFAAAABgAAAAcAAAAIAAAACQAAAAwAAAAOAAAADAAAAAYAAAAAAAAA"
"DQAAAAYAAADIAQAADQAAAAYAAADQAQAABQABABAAAAAAAAAAAAAAAAAAAgAPAAAAAQABABEAAAAD"
"AAAAAAAAAAAAAAABAAAAAwAAAAAAAAADAAAAAAAAAMgCAAAAAAAAAQABAAEAAAC1AgAABAAAAHAQ"
"AwAAAA4AAwABAAIAAgC6AgAAIQAAAGIAAAAaAQoAbiACABAAYgAAABoBCwBuIAIAEAAOAA0AYgAA"
"ABoBAQBuIAIAEAAo8A0AYgAAABoBAgBuIAIAEAAo7gAAAAAAAAcAAQAHAAAABwABAAIBAg8BAhgA"
"AQAAAAQAAAABAAAABwAGPGluaXQ+AAZDYXRjaDEABkNhdGNoMgAQSGFuZGxlclRlc3QuamF2YQAN"
"TEhhbmRsZXJUZXN0OwAVTGphdmEvaW8vUHJpbnRTdHJlYW07ABVMamF2YS9sYW5nL0V4Y2VwdGlv"
"bjsAEkxqYXZhL2xhbmcvT2JqZWN0OwASTGphdmEvbGFuZy9TdHJpbmc7ABJMamF2YS9sYW5nL1N5"
"c3RlbTsABFRyeTEABFRyeTIAAVYAAlZMABNbTGphdmEvbGFuZy9TdHJpbmc7AARtYWluAANvdXQA"
"B3ByaW50bG4AAQAHDgAEAQAHDn17AncdHoseAAAAAgAAgYAExAIBCdwCAAANAAAAAAAAAAEAAAAA"
"AAAAAQAAABIAAABwAAAAAgAAAAgAAAC4AAAAAwAAAAMAAADYAAAABAAAAAEAAAD8AAAABQAAAAQA"
"AAAEAQAABgAAAAEAAAAkAQAAASAAAAIAAABEAQAAARAAAAIAAADIAQAAAiAAABIAAADWAQAAAyAA"
"AAIAAAC1AgAAACAAAAEAAADIAgAAABAAAAEAAADYAgAA";
// Dex file with 0-size (catch all only) catch handler unreferenced by try blocks.
// Constructed by building a dex file with try/catch blocks and hex editing.
static const char kUnreferenced0SizeCatchHandlerInputDex[] =
"ZGV4CjAzNQCEbEEvMstSNpQpjPdfMEfUBS48cis2QRJoAwAAcAAAAHhWNBIAAAAAAAAAAMgCAAAR"
"AAAAcAAAAAcAAAC0AAAAAwAAANAAAAABAAAA9AAAAAQAAAD8AAAAAQAAABwBAAAsAgAAPAEAAOoB"
"AADyAQAABAIAABMCAAAqAgAAPgIAAFICAABmAgAAaQIAAG0CAACCAgAAhgIAAIoCAACQAgAAlQIA"
"AJ4CAACiAgAAAgAAAAMAAAAEAAAABQAAAAYAAAAHAAAACQAAAAcAAAAFAAAAAAAAAAgAAAAFAAAA"
"3AEAAAgAAAAFAAAA5AEAAAQAAQANAAAAAAAAAAAAAAAAAAIADAAAAAEAAQAOAAAAAgAAAAAAAAAA"
"AAAAAQAAAAIAAAAAAAAAAQAAAAAAAAC5AgAAAAAAAAEAAQABAAAApgIAAAQAAABwEAMAAAAOAAQA"
"AQACAAIAqwIAAC8AAABiAAAAGgEPAG4gAgAQAGIAAAAaAQoAbiACABAAYgAAABoBEABuIAIAEABi"
"AAAAGgELAG4gAgAQAA4ADQBiAQAAGgIKAG4gAgAhACcADQBiAQAAGgILAG4gAgAhACcAAAAAAAAA"
"BwABAA4AAAAHAAEAAgAdACYAAAABAAAAAwAAAAEAAAAGAAY8aW5pdD4AEEhhbmRsZXJUZXN0Lmph"
"dmEADUxIYW5kbGVyVGVzdDsAFUxqYXZhL2lvL1ByaW50U3RyZWFtOwASTGphdmEvbGFuZy9PYmpl"
"Y3Q7ABJMamF2YS9sYW5nL1N0cmluZzsAEkxqYXZhL2xhbmcvU3lzdGVtOwABVgACVkwAE1tMamF2"
"YS9sYW5nL1N0cmluZzsAAmYxAAJmMgAEbWFpbgADb3V0AAdwcmludGxuAAJ0MQACdDIAAQAHDgAE"
"AQAHDnl7eXkCeB2bAAAAAgAAgYAEvAIBCdQCAA0AAAAAAAAAAQAAAAAAAAABAAAAEQAAAHAAAAAC"
"AAAABwAAALQAAAADAAAAAwAAANAAAAAEAAAAAQAAAPQAAAAFAAAABAAAAPwAAAAGAAAAAQAAABwB"
"AAABIAAAAgAAADwBAAABEAAAAgAAANwBAAACIAAAEQAAAOoBAAADIAAAAgAAAKYCAAAAIAAAAQAA"
"ALkCAAAAEAAAAQAAAMgCAAA=";
// Dex file with an unreferenced catch handler at end of code item.
// Constructed by building a dex file with try/catch blocks and hex editing.
static const char kUnreferencedEndingCatchHandlerInputDex[] =
"ZGV4CjAzNQCEflufI6xGTDDRmLpbfYi6ujPrDLIwvYcEBAAAcAAAAHhWNBIAAAAAAAAAAGQDAAAT"
"AAAAcAAAAAgAAAC8AAAAAwAAANwAAAABAAAAAAEAAAUAAAAIAQAAAQAAADABAAC0AgAAUAEAAE4C"
"AABWAgAAXgIAAGYCAAB4AgAAhwIAAJ4CAAC1AgAAyQIAAN0CAADxAgAA9wIAAP0CAAAAAwAABAMA"
"ABkDAAAcAwAAIgMAACcDAAAEAAAABQAAAAYAAAAHAAAACAAAAAkAAAAMAAAADgAAAAwAAAAGAAAA"
"AAAAAA0AAAAGAAAAQAIAAA0AAAAGAAAASAIAAAUAAQARAAAAAAAAAAAAAAAAAAAADwAAAAAAAgAQ"
"AAAAAQABABIAAAADAAAAAAAAAAAAAAABAAAAAwAAAAAAAAADAAAAAAAAAFADAAAAAAAAAQABAAEA"
"AAAwAwAABAAAAHAQBAAAAA4AAgAAAAIAAgA1AwAAIQAAAGIAAAAaAQoAbiADABAAYgAAABoBCwBu"
"IAMAEAAOAA0AYgAAABoBAQBuIAMAEAAo8A0AYgAAABoBAgBuIAMAEAAo7gAAAAAAAAcAAQAHAAAA"
"BwABAAIBAg8BAhgAAwABAAIAAgBCAwAAIQAAAGIAAAAaAQoAbiADABAAYgAAABoBCwBuIAMAEAAO"
"AA0AYgAAABoBAQBuIAMAEAAo8A0AYgAAABoBAgBuIAMAEAAo7gAAAAAAAAcAAQAHAAAABwABAAIB"
"Ag8BAhgAAQAAAAQAAAABAAAABwAGPGluaXQ+AAZDYXRjaDEABkNhdGNoMgAQSGFuZGxlclRlc3Qu"
"amF2YQANTEhhbmRsZXJUZXN0OwAVTGphdmEvaW8vUHJpbnRTdHJlYW07ABVMamF2YS9sYW5nL0V4"
"Y2VwdGlvbjsAEkxqYXZhL2xhbmcvT2JqZWN0OwASTGphdmEvbGFuZy9TdHJpbmc7ABJMamF2YS9s"
"YW5nL1N5c3RlbTsABFRyeTEABFRyeTIAAVYAAlZMABNbTGphdmEvbGFuZy9TdHJpbmc7AAFhAARt"
"YWluAANvdXQAB3ByaW50bG4AAQAHDgAEAAcOfHsCeB0eih4AEQEABw59ewJ3HR6LHgAAAAMAAIGA"
"BNACAQnoAgEJ1AMAAA0AAAAAAAAAAQAAAAAAAAABAAAAEwAAAHAAAAACAAAACAAAALwAAAADAAAA"
"AwAAANwAAAAEAAAAAQAAAAABAAAFAAAABQAAAAgBAAAGAAAAAQAAADABAAABIAAAAwAAAFABAAAB"
"EAAAAgAAAEACAAACIAAAEwAAAE4CAAADIAAAAwAAADADAAAAIAAAAQAAAFADAAAAEAAAAQAAAGQD"
"AAA=";
// Dex file with multiple code items that have the same debug_info_off_. Constructed by a modified
// dexlayout on XandY.
static const char kDexFileDuplicateOffset[] =
"ZGV4CjAzNwAQfXfPCB8qCxo7MqdFhmHZQwCv8+udHD8MBAAAcAAAAHhWNBIAAAAAAAAAAFQDAAAT"
"AAAAcAAAAAgAAAC8AAAAAQAAANwAAAABAAAA6AAAAAUAAADwAAAAAwAAABgBAACUAgAAeAEAABQC"
"AAAeAgAAJgIAACsCAAAyAgAANwIAAFsCAAB7AgAAngIAALICAAC1AgAAvQIAAMUCAADIAgAA1QIA"
"AOkCAADvAgAA9QIAAPwCAAACAAAAAwAAAAQAAAAFAAAABgAAAAcAAAAIAAAACQAAAAkAAAAHAAAA"
"AAAAAAIAAQASAAAAAAAAAAEAAAABAAAAAQAAAAIAAAAAAAAAAgAAAAEAAAAGAAAAAQAAAAAAAAAA"
"AAAABgAAAAAAAAAKAAAAAAAAACsDAAAAAAAAAQAAAAAAAAAGAAAAAAAAAAsAAAD0AQAANQMAAAAA"
"AAACAAAAAAAAAAAAAAAAAAAACwAAAAQCAAA/AwAAAAAAAAIAAAAUAwAAGgMAAAEAAAAjAwAAAQAB"
"AAEAAAAFAAAABAAAAHAQBAAAAA4AAQABAAEAAAAFAAAABAAAAHAQBAAAAA4AAQAAAAEAAAAFAAAA"
"CAAAACIAAQBwEAEAAABpAAAADgABAAEAAQAAAAUAAAAEAAAAcBAAAAAADgB4AQAAAAAAAAAAAAAA"
"AAAAhAEAAAAAAAAAAAAAAAAAAAg8Y2xpbml0PgAGPGluaXQ+AANMWDsABUxZJFo7AANMWTsAIkxk"
"YWx2aWsvYW5ub3RhdGlvbi9FbmNsb3NpbmdDbGFzczsAHkxkYWx2aWsvYW5ub3RhdGlvbi9Jbm5l"
"ckNsYXNzOwAhTGRhbHZpay9hbm5vdGF0aW9uL01lbWJlckNsYXNzZXM7ABJMamF2YS9sYW5nL09i"
"amVjdDsAAVYABlguamF2YQAGWS5qYXZhAAFaAAthY2Nlc3NGbGFncwASZW1pdHRlcjogamFjay00"
"LjI1AARuYW1lAAR0aGlzAAV2YWx1ZQABegARAAcOABMABw4AEgAHDnYAEQAHDgACAwERGAICBAIN"
"BAgPFwwCBQERHAEYAQAAAQAAgIAEjAMAAAEAAYCABKQDAQACAAAIAoiABLwDAYCABNwDAAAADwAA"
"AAAAAAABAAAAAAAAAAEAAAATAAAAcAAAAAIAAAAIAAAAvAAAAAMAAAABAAAA3AAAAAQAAAABAAAA"
"6AAAAAUAAAAFAAAA8AAAAAYAAAADAAAAGAEAAAMQAAACAAAAeAEAAAEgAAAEAAAAjAEAAAYgAAAC"
"AAAA9AEAAAIgAAATAAAAFAIAAAMgAAAEAAAA/wIAAAQgAAADAAAAFAMAAAAgAAADAAAAKwMAAAAQ"
"AAABAAAAVAMAAA==";
// Dex file with null value for annotations_off in the annotation_set_ref_list.
// Constructed by building a dex file with annotations and hex editing.
static const char kNullSetRefListElementInputDex[] =
"ZGV4CjAzNQB1iA+7ZwgkF+7E6ZesYFc2lRAR3qnRAanwAwAAcAAAAHhWNBIAAAAAAAAAACADAAAS"
"AAAAcAAAAAgAAAC4AAAAAwAAANgAAAABAAAA/AAAAAQAAAAEAQAAAgAAACQBAACMAgAAZAEAAOgB"
"AADwAQAAAAIAAAMCAAAQAgAAIAIAADQCAABIAgAAawIAAI0CAAC1AgAAyAIAANECAADUAgAA2QIA"
"ANwCAADjAgAA6QIAAAMAAAAEAAAABQAAAAYAAAAHAAAACAAAAAkAAAAMAAAAAgAAAAMAAAAAAAAA"
"DAAAAAcAAAAAAAAADQAAAAcAAADgAQAABgAGAAsAAAAAAAEAAAAAAAAAAgAOAAAAAQAAABAAAAAC"
"AAEAAAAAAAAAAAAAAAAAAgAAAAAAAAABAAAAsAEAAAgDAAAAAAAAAQAAAAEmAAACAAAA2AEAAAoA"
"AADIAQAAFgMAAAAAAAACAAAAAAAAAHwBAAABAAAA/AIAAAAAAAABAAAAAgMAAAEAAQABAAAA8AIA"
"AAQAAABwEAMAAAAOAAIAAgAAAAAA9QIAAAEAAAAOAAAAAAAAAAAAAAAAAAAAAQAAAAEAAABkAQAA"
"cAEAAAAAAAAAAAAAAAAAAAEAAAAEAAAAAgAAAAMAAwAGPGluaXQ+AA5Bbm5vQ2xhc3MuamF2YQAB"
"TAALTEFubm9DbGFzczsADkxNeUFubm90YXRpb247ABJMamF2YS9sYW5nL09iamVjdDsAEkxqYXZh"
"L2xhbmcvU3RyaW5nOwAhTGphdmEvbGFuZy9hbm5vdGF0aW9uL0Fubm90YXRpb247ACBMamF2YS9s"
"YW5nL2Fubm90YXRpb24vUmV0ZW50aW9uOwAmTGphdmEvbGFuZy9hbm5vdGF0aW9uL1JldGVudGlv"
"blBvbGljeTsAEU15QW5ub3RhdGlvbi5qYXZhAAdSVU5USU1FAAFWAANWTEwAAWEABWFOYW1lAARu"
"YW1lAAV2YWx1ZQABAAcOAAICAAAHDgABBQERGwABAQEQFw8AAAIAAICABIQDAQmcAwAAAAECgQgA"
"AAARAAAAAAAAAAEAAAAAAAAAAQAAABIAAABwAAAAAgAAAAgAAAC4AAAAAwAAAAMAAADYAAAABAAA"
"AAEAAAD8AAAABQAAAAQAAAAEAQAABgAAAAIAAAAkAQAAAhAAAAEAAABkAQAAAxAAAAMAAABwAQAA"
"ASAAAAIAAACEAQAABiAAAAIAAACwAQAAARAAAAIAAADYAQAAAiAAABIAAADoAQAAAyAAAAIAAADw"
"AgAABCAAAAIAAAD8AgAAACAAAAIAAAAIAwAAABAAAAEAAAAgAwAA";
// Dex file with shared empty class data item for multiple class defs.
// Constructing by building a dex file with multiple classes and hex editing.
static const char kMultiClassDataInputDex[] =
"ZGV4CjAzNQALJgF9TtnLq748xVe/+wyxETrT9lTEiW6YAQAAcAAAAHhWNBIAAAAAAAAAADQBAAAI"
"AAAAcAAAAAQAAACQAAAAAAAAAAAAAAACAAAAoAAAAAAAAAAAAAAAAgAAALAAAACoAAAA8AAAAPAA"
"AAD4AAAAAAEAAAMBAAAIAQAADQEAACEBAAAkAQAAAgAAAAMAAAAEAAAABQAAAAEAAAAGAAAAAgAA"
"AAcAAAABAAAAAQYAAAMAAAAAAAAAAAAAAAAAAAAnAQAAAAAAAAIAAAABBgAAAwAAAAAAAAABAAAA"
"AAAAACcBAAAAAAAABkEuamF2YQAGQi5qYXZhAAFJAANMQTsAA0xCOwASTGphdmEvbGFuZy9PYmpl"
"Y3Q7AAFhAAFiAAAAAAABAAAAARkAAAAIAAAAAAAAAAEAAAAAAAAAAQAAAAgAAABwAAAAAgAAAAQA"
"AACQAAAABAAAAAIAAACgAAAABgAAAAIAAACwAAAAAiAAAAgAAADwAAAAACAAAAIAAAAnAQAAABAA"
"AAEAAAA0AQAA";
// Dex file with code info followed by non 4-byte aligned section.
// Constructed a dex file with code info followed by string data and hex edited.
static const char kUnalignedCodeInfoInputDex[] =
"ZGV4CjAzNQDXJzXNb4iWn2SLhmLydW/8h1K9moERIw7UAQAAcAAAAHhWNBIAAAAAAAAAAEwBAAAG"
"AAAAcAAAAAMAAACIAAAAAQAAAJQAAAAAAAAAAAAAAAMAAACgAAAAAQAAALgAAAD8AAAA2AAAAAIB"
"AAAKAQAAEgEAABcBAAArAQAALgEAAAIAAAADAAAABAAAAAQAAAACAAAAAAAAAAAAAAAAAAAAAAAA"
"AAUAAAABAAAAAAAAAAAAAAABAAAAAQAAAAAAAAABAAAAAAAAADsBAAAAAAAAAQABAAEAAAAxAQAA"
"BAAAAHAQAgAAAA4AAQABAAAAAAA2AQAAAQAAAA4ABjxpbml0PgAGQS5qYXZhAANMQTsAEkxqYXZh"
"L2xhbmcvT2JqZWN0OwABVgABYQABAAcOAAMABw4AAAABAQCBgATYAQEB8AEAAAALAAAAAAAAAAEA"
"AAAAAAAAAQAAAAYAAABwAAAAAgAAAAMAAACIAAAAAwAAAAEAAACUAAAABQAAAAMAAACgAAAABgAA"
"AAEAAAC4AAAAASAAAAIAAADYAAAAAiAAAAYAAAACAQAAAyAAAAIAAAAxAQAAACAAAAEAAAA7AQAA"
"ABAAAAEAAABMAQAA";
// Dex file with class data section preceding code items.
// Constructed by passing dex file through dexmerger tool and hex editing.
static const char kClassDataBeforeCodeInputDex[] =
"ZGV4CjAzNQCZKmCu3XXn4zvxCh5VH0gZNNobEAcsc49EAgAAcAAAAHhWNBIAAAAAAAAAAAQBAAAJ"
"AAAAcAAAAAQAAACUAAAAAgAAAKQAAAAAAAAAAAAAAAUAAAC8AAAAAQAAAOQAAABAAQAABAEAAPgB"
"AAAAAgAACAIAAAsCAAAQAgAAJAIAACcCAAAqAgAALQIAAAIAAAADAAAABAAAAAUAAAACAAAAAAAA"
"AAAAAAAFAAAAAwAAAAAAAAABAAEAAAAAAAEAAAAGAAAAAQAAAAcAAAABAAAACAAAAAIAAQAAAAAA"
"AQAAAAEAAAACAAAAAAAAAAEAAAAAAAAAjAEAAAAAAAALAAAAAAAAAAEAAAAAAAAAAQAAAAkAAABw"
"AAAAAgAAAAQAAACUAAAAAwAAAAIAAACkAAAABQAAAAUAAAC8AAAABgAAAAEAAADkAAAAABAAAAEA"
"AAAEAQAAACAAAAEAAACMAQAAASAAAAQAAACkAQAAAiAAAAkAAAD4AQAAAyAAAAQAAAAwAgAAAAAB"
"AwCBgASkAwEBvAMBAdADAQHkAwAAAQABAAEAAAAwAgAABAAAAHAQBAAAAA4AAgABAAAAAAA1AgAA"
"AgAAABIQDwACAAEAAAAAADoCAAACAAAAEiAPAAIAAQAAAAAAPwIAAAIAAAASMA8ABjxpbml0PgAG"
"QS5qYXZhAAFJAANMQTsAEkxqYXZhL2xhbmcvT2JqZWN0OwABVgABYQABYgABYwABAAcOAAMABw4A"
"BgAHDgAJAAcOAA==";
// Dex file with local info containing a null type descriptor.
// Constructed a dex file with debug info sequence containing DBG_RESTART_LOCAL without any
// DBG_START_LOCAL to give it a declared type.
static const char kUnknownTypeDebugInfoInputDex[] =
"ZGV4CjAzNQBtKqZfzjHLNSNwW2A6Bz9FuCEX0sL+FF38AQAAcAAAAHhWNBIAAAAAAAAAAHQBAAAI"
"AAAAcAAAAAQAAACQAAAAAgAAAKAAAAAAAAAAAAAAAAMAAAC4AAAAAQAAANAAAAAMAQAA8AAAABwB"
"AAAkAQAALAEAAC8BAAA0AQAASAEAAEsBAABOAQAAAgAAAAMAAAAEAAAABQAAAAIAAAAAAAAAAAAA"
"AAUAAAADAAAAAAAAAAEAAQAAAAAAAQAAAAYAAAACAAEAAAAAAAEAAAABAAAAAgAAAAAAAAABAAAA"
"AAAAAGMBAAAAAAAAAQABAAEAAABUAQAABAAAAHAQAgAAAA4AAgABAAAAAABZAQAAAgAAABIQDwAG"
"PGluaXQ+AAZBLmphdmEAAUkAA0xBOwASTGphdmEvbGFuZy9PYmplY3Q7AAFWAAFhAAR0aGlzAAEA"
"Bw4AAwAHDh4GAAYAAAAAAQEAgYAE8AEBAYgCAAAACwAAAAAAAAABAAAAAAAAAAEAAAAIAAAAcAAA"
"AAIAAAAEAAAAkAAAAAMAAAACAAAAoAAAAAUAAAADAAAAuAAAAAYAAAABAAAA0AAAAAEgAAACAAAA"
"8AAAAAIgAAAIAAAAHAEAAAMgAAACAAAAVAEAAAAgAAABAAAAYwEAAAAQAAABAAAAdAEAAA==";
// Dex file with multiple class data items pointing to the same code item.
// Constructed by hex editing.
static const char kDuplicateCodeItemInputDex[] =
"ZGV4CjAzNQCwKtVglQOmLWuHwldN5jkBOInC7mTMhJMAAgAAcAAAAHhWNBIAAAAAAAAAAHgBAAAH"
"AAAAcAAAAAMAAACMAAAAAQAAAJgAAAAAAAAAAAAAAAQAAACkAAAAAQAAAMQAAAAcAQAA5AAAACQB"
"AAAsAQAANAEAADkBAABNAQAAUAEAAFMBAAACAAAAAwAAAAQAAAAEAAAAAgAAAAAAAAAAAAAAAAAA"
"AAAAAAAFAAAAAAAAAAYAAAABAAAAAAAAAAAAAAABAAAAAQAAAAAAAAABAAAAAAAAAGUBAAAAAAAA"
"AQABAAEAAABWAQAABAAAAHAQAwAAAA4AAQABAAAAAABbAQAAAQAAAA4AAAABAAEAAAAAAGABAAAB"
"AAAADgAAAAY8aW5pdD4ABkEuamF2YQADTEE7ABJMamF2YS9sYW5nL09iamVjdDsAAVYAAWEAAWIA"
"AQAHDgADAAcOAAUABw4AAAABAgCBgATkAQEA/AEBAPwBAAsAAAAAAAAAAQAAAAAAAAABAAAABwAA"
"AHAAAAACAAAAAwAAAIwAAAADAAAAAQAAAJgAAAAFAAAABAAAAKQAAAAGAAAAAQAAAMQAAAABIAAA"
"AwAAAOQAAAACIAAABwAAACQBAAADIAAAAwAAAFYBAAAAIAAAAQAAAGUBAAAAEAAAAQAAAHgBAAA=";
static void WriteBase64ToFile(const char* base64, File* file) {
// Decode base64.
CHECK(base64 != nullptr);
size_t length;
std::unique_ptr<uint8_t[]> bytes(DecodeBase64(base64, &length));
CHECK(bytes != nullptr);
if (!file->WriteFully(bytes.get(), length)) {
PLOG(FATAL) << "Failed to write base64 as file";
}
}
static void WriteFileBase64(const char* base64, const char* location) {
// Write to provided file.
std::unique_ptr<File> file(OS::CreateEmptyFile(location));
CHECK(file != nullptr);
WriteBase64ToFile(base64, file.get());
if (file->FlushCloseOrErase() != 0) {
PLOG(FATAL) << "Could not flush and close test file.";
}
}
class DexLayoutTest : public CommonRuntimeTest {
protected:
virtual void SetUp() {
CommonRuntimeTest::SetUp();
}
// Runs FullPlainOutput test.
bool FullPlainOutputExec(std::string* error_msg) {
// TODO: dexdump2 -> dexdump ?
ScratchFile dexdump_output;
const std::string& dexdump_filename = dexdump_output.GetFilename();
std::string dexdump = GetTestAndroidRoot() + "/bin/dexdump2";
EXPECT_TRUE(OS::FileExists(dexdump.c_str())) << dexdump << " should be a valid file path";
ScratchFile dexlayout_output;
const std::string& dexlayout_filename = dexlayout_output.GetFilename();
std::string dexlayout = GetTestAndroidRoot() + "/bin/dexlayout";
EXPECT_TRUE(OS::FileExists(dexlayout.c_str())) << dexlayout << " should be a valid file path";
for (const std::string &dex_file : GetLibCoreDexFileNames()) {
std::vector<std::string> dexdump_exec_argv =
{ dexdump, "-d", "-f", "-h", "-l", "plain", "-o", dexdump_filename, dex_file };
std::vector<std::string> dexlayout_exec_argv =
{ dexlayout, "-d", "-f", "-h", "-l", "plain", "-o", dexlayout_filename, dex_file };
if (!::art::Exec(dexdump_exec_argv, error_msg)) {
return false;
}
if (!::art::Exec(dexlayout_exec_argv, error_msg)) {
return false;
}
std::vector<std::string> diff_exec_argv =
{ "/usr/bin/diff", dexdump_filename, dexlayout_filename };
if (!::art::Exec(diff_exec_argv, error_msg)) {
return false;
}
}
return true;
}
// Runs DexFileOutput test.
bool DexFileOutputExec(std::string* error_msg) {
ScratchFile tmp_file;
const std::string& tmp_name = tmp_file.GetFilename();
size_t tmp_last_slash = tmp_name.rfind('/');
std::string tmp_dir = tmp_name.substr(0, tmp_last_slash + 1);
std::string dexlayout = GetTestAndroidRoot() + "/bin/dexlayout";
EXPECT_TRUE(OS::FileExists(dexlayout.c_str())) << dexlayout << " should be a valid file path";
for (const std::string &dex_file : GetLibCoreDexFileNames()) {
std::vector<std::string> dexlayout_exec_argv =
{ dexlayout, "-w", tmp_dir, "-o", tmp_name, dex_file };
if (!::art::Exec(dexlayout_exec_argv, error_msg)) {
return false;
}
size_t dex_file_last_slash = dex_file.rfind('/');
std::string dex_file_name = dex_file.substr(dex_file_last_slash + 1);
std::vector<std::string> unzip_exec_argv =
{ "/usr/bin/unzip", dex_file, "classes.dex", "-d", tmp_dir};
if (!::art::Exec(unzip_exec_argv, error_msg)) {
return false;
}
std::vector<std::string> diff_exec_argv =
{ "/usr/bin/diff", tmp_dir + "classes.dex" , tmp_dir + dex_file_name };
if (!::art::Exec(diff_exec_argv, error_msg)) {
return false;
}
std::vector<std::string> rm_zip_exec_argv = { "/bin/rm", tmp_dir + "classes.dex" };
if (!::art::Exec(rm_zip_exec_argv, error_msg)) {
return false;
}
std::vector<std::string> rm_out_exec_argv = { "/bin/rm", tmp_dir + dex_file_name };
if (!::art::Exec(rm_out_exec_argv, error_msg)) {
return false;
}
}
return true;
}
template <typename Mutator>
bool MutateDexFile(File* output_dex, const std::string& input_jar, const Mutator& mutator) {
std::vector<std::unique_ptr<const DexFile>> dex_files;
std::string error_msg;
CHECK(DexFileLoader::Open(input_jar.c_str(),
input_jar.c_str(),
/*verify*/ true,
/*verify_checksum*/ true,
&error_msg,
&dex_files)) << error_msg;
EXPECT_EQ(dex_files.size(), 1u) << "Only one input dex is supported";
for (const std::unique_ptr<const DexFile>& dex : dex_files) {
CHECK(dex->EnableWrite()) << "Failed to enable write";
mutator(const_cast<DexFile*>(dex.get()));
if (!output_dex->WriteFully(dex->Begin(), dex->Size())) {
return false;
}
}
if (output_dex->Flush() != 0) {
PLOG(FATAL) << "Could not flush the output file.";
}
return true;
}
// Create a profile with some subset of methods and classes.
void CreateProfile(const std::string& input_dex,
const std::string& out_profile,
const std::string& dex_location) {
std::vector<std::unique_ptr<const DexFile>> dex_files;
std::string error_msg;
bool result = DexFileLoader::Open(input_dex.c_str(),
input_dex,
/*verify*/ true,
/*verify_checksum*/ false,
&error_msg,
&dex_files);
ASSERT_TRUE(result) << error_msg;
ASSERT_GE(dex_files.size(), 1u);
size_t profile_methods = 0;
size_t profile_classes = 0;
ProfileCompilationInfo pfi;
std::set<DexCacheResolvedClasses> classes;
for (const std::unique_ptr<const DexFile>& dex_file : dex_files) {
for (uint32_t i = 0; i < dex_file->NumMethodIds(); i += 2) {
uint8_t flags = 0u;
if ((i & 3) != 0) {
flags |= ProfileCompilationInfo::MethodHotness::kFlagHot;
++profile_methods;
} else if ((i & 2) != 0) {
flags |= ProfileCompilationInfo::MethodHotness::kFlagStartup;
++profile_methods;
}
pfi.AddMethodIndex(static_cast<ProfileCompilationInfo::MethodHotness::Flag>(flags),
dex_location,
dex_file->GetLocationChecksum(),
/*dex_method_idx*/i,
dex_file->NumMethodIds());
}
DexCacheResolvedClasses cur_classes(dex_location,
dex_location,
dex_file->GetLocationChecksum(),
dex_file->NumMethodIds());
// Add every even class too.
for (uint32_t i = 0; i < dex_file->NumClassDefs(); i += 1) {
if ((i & 2) == 0) {
cur_classes.AddClass(dex_file->GetClassDef(i).class_idx_);
++profile_classes;
}
}
classes.insert(cur_classes);
}
pfi.AddClasses(classes);
// Write to provided file.
std::unique_ptr<File> file(OS::CreateEmptyFile(out_profile.c_str()));
ASSERT_TRUE(file != nullptr);
pfi.Save(file->Fd());
if (file->FlushCloseOrErase() != 0) {
PLOG(FATAL) << "Could not flush and close test file.";
}
EXPECT_GE(profile_methods, 0u);
EXPECT_GE(profile_classes, 0u);
}
// Runs DexFileLayout test.
bool DexFileLayoutExec(std::string* error_msg) {
ScratchFile tmp_file;
const std::string& tmp_name = tmp_file.GetFilename();
size_t tmp_last_slash = tmp_name.rfind('/');
std::string tmp_dir = tmp_name.substr(0, tmp_last_slash + 1);
// Write inputs and expected outputs.
std::string dex_file = tmp_dir + "classes.dex";
WriteFileBase64(kDexFileLayoutInputDex, dex_file.c_str());
std::string profile_file = tmp_dir + "primary.prof";
CreateProfile(dex_file, profile_file, dex_file);
// WriteFileBase64(kDexFileLayoutInputProfile, profile_file.c_str());
std::string output_dex = tmp_dir + "classes.dex.new";
std::string dexlayout = GetTestAndroidRoot() + "/bin/dexlayout";
EXPECT_TRUE(OS::FileExists(dexlayout.c_str())) << dexlayout << " should be a valid file path";
std::vector<std::string> dexlayout_exec_argv =
{ dexlayout, "-v", "-w", tmp_dir, "-o", tmp_name, "-p", profile_file, dex_file };
if (!::art::Exec(dexlayout_exec_argv, error_msg)) {
return false;
}
// -v makes sure that the layout did not corrupt the dex file.
std::vector<std::string> rm_exec_argv =
{ "/bin/rm", dex_file, profile_file, output_dex };
if (!::art::Exec(rm_exec_argv, error_msg)) {
return false;
}
return true;
}
// Runs DexFileLayout test twice (second time is run on output of first time)
// for behavior consistency.
bool DexFileLayoutFixedPointExec(std::string* error_msg) {
ScratchFile tmp_file;
const std::string& tmp_name = tmp_file.GetFilename();
size_t tmp_last_slash = tmp_name.rfind('/');
std::string tmp_dir = tmp_name.substr(0, tmp_last_slash + 1);
// Unzip the test dex file to the classes.dex destination. It is required to unzip since
// opening from jar recalculates the dex location checksum.
std::string dex_file = tmp_dir + "classes.dex";
std::vector<std::string> unzip_args = {
"/usr/bin/unzip",
GetTestDexFileName("ManyMethods"),
"classes.dex",
"-d",
tmp_dir,
};
if (!art::Exec(unzip_args, error_msg)) {
LOG(ERROR) << "Failed to unzip dex";
return false;
}
std::string profile_file = tmp_dir + "primary.prof";
CreateProfile(dex_file, profile_file, dex_file);
std::string output_dex = tmp_dir + "classes.dex.new";
std::string second_output_dex = tmp_dir + "classes.dex.new.new";
std::string dexlayout = GetTestAndroidRoot() + "/bin/dexlayout";
EXPECT_TRUE(OS::FileExists(dexlayout.c_str())) << dexlayout << " should be a valid file path";
// -v makes sure that the layout did not corrupt the dex file.
std::vector<std::string> dexlayout_exec_argv =
{ dexlayout, "-i", "-v", "-w", tmp_dir, "-o", tmp_name, "-p", profile_file, dex_file };
if (!::art::Exec(dexlayout_exec_argv, error_msg)) {
return false;
}
// Recreate the profile with the new dex location. This is required so that the profile dex
// location matches.
CreateProfile(dex_file, profile_file, output_dex);
// -v makes sure that the layout did not corrupt the dex file.
// -i since the checksum won't match from the first layout.
std::vector<std::string> second_dexlayout_exec_argv =
{ dexlayout, "-i", "-v", "-w", tmp_dir, "-o", tmp_name, "-p", profile_file, output_dex };
if (!::art::Exec(second_dexlayout_exec_argv, error_msg)) {
return false;
}
bool diff_result = true;
std::vector<std::string> diff_exec_argv =
{ "/usr/bin/diff", output_dex, second_output_dex };
if (!::art::Exec(diff_exec_argv, error_msg)) {
diff_result = false;
}
std::vector<std::string> rm_exec_argv =
{ "/bin/rm", dex_file, profile_file, output_dex, second_output_dex };
if (!::art::Exec(rm_exec_argv, error_msg)) {
return false;
}
return diff_result;
}
// Runs UnreferencedCatchHandlerTest & Unreferenced0SizeCatchHandlerTest.
bool UnreferencedCatchHandlerExec(std::string* error_msg, const char* filename) {
ScratchFile tmp_file;
const std::string& tmp_name = tmp_file.GetFilename();
size_t tmp_last_slash = tmp_name.rfind('/');
std::string tmp_dir = tmp_name.substr(0, tmp_last_slash + 1);
// Write inputs and expected outputs.
std::string input_dex = tmp_dir + "classes.dex";
WriteFileBase64(filename, input_dex.c_str());
std::string output_dex = tmp_dir + "classes.dex.new";
std::string dexlayout = GetTestAndroidRoot() + "/bin/dexlayout";
EXPECT_TRUE(OS::FileExists(dexlayout.c_str())) << dexlayout << " should be a valid file path";
std::vector<std::string> dexlayout_exec_argv =
{ dexlayout, "-w", tmp_dir, "-o", "/dev/null", input_dex };
if (!::art::Exec(dexlayout_exec_argv, error_msg)) {
return false;
}
// Diff input and output. They should be the same.
std::vector<std::string> diff_exec_argv = { "/usr/bin/diff", input_dex, output_dex };
if (!::art::Exec(diff_exec_argv, error_msg)) {
return false;
}
std::vector<std::string> rm_exec_argv = { "/bin/rm", input_dex, output_dex };
if (!::art::Exec(rm_exec_argv, error_msg)) {
return false;
}
return true;
}
bool DexLayoutExec(ScratchFile* dex_file,
const char* dex_filename,
ScratchFile* profile_file,
std::vector<std::string>& dexlayout_exec_argv) {
if (dex_filename != nullptr) {
WriteBase64ToFile(dex_filename, dex_file->GetFile());
EXPECT_EQ(dex_file->GetFile()->Flush(), 0);
}
if (profile_file != nullptr) {
CreateProfile(dex_file->GetFilename(), profile_file->GetFilename(), dex_file->GetFilename());
}
std::string error_msg;
const bool result = ::art::Exec(dexlayout_exec_argv, &error_msg);
if (!result) {
LOG(ERROR) << "Error: " << error_msg;
return false;
}
return true;
}
};
TEST_F(DexLayoutTest, FullPlainOutput) {
// Disable test on target.
TEST_DISABLED_FOR_TARGET();
std::string error_msg;
ASSERT_TRUE(FullPlainOutputExec(&error_msg)) << error_msg;
}
TEST_F(DexLayoutTest, DexFileOutput) {
// Disable test on target.
TEST_DISABLED_FOR_TARGET();
std::string error_msg;
ASSERT_TRUE(DexFileOutputExec(&error_msg)) << error_msg;
}
TEST_F(DexLayoutTest, DexFileLayout) {
// Disable test on target.
TEST_DISABLED_FOR_TARGET();
std::string error_msg;
ASSERT_TRUE(DexFileLayoutExec(&error_msg)) << error_msg;
}
TEST_F(DexLayoutTest, DexFileLayoutFixedPoint) {
// Disable test on target.
TEST_DISABLED_FOR_TARGET();
std::string error_msg;
ASSERT_TRUE(DexFileLayoutFixedPointExec(&error_msg)) << error_msg;
}
TEST_F(DexLayoutTest, UnreferencedCatchHandler) {
// Disable test on target.
TEST_DISABLED_FOR_TARGET();
std::string error_msg;
ASSERT_TRUE(UnreferencedCatchHandlerExec(&error_msg,
kUnreferencedCatchHandlerInputDex)) << error_msg;
}
TEST_F(DexLayoutTest, Unreferenced0SizeCatchHandler) {
// Disable test on target.
TEST_DISABLED_FOR_TARGET();
std::string error_msg;
ASSERT_TRUE(UnreferencedCatchHandlerExec(&error_msg,
kUnreferenced0SizeCatchHandlerInputDex)) << error_msg;
}
TEST_F(DexLayoutTest, UnreferencedEndingCatchHandler) {
// Disable test on target.
TEST_DISABLED_FOR_TARGET();
std::string error_msg;
ASSERT_TRUE(UnreferencedCatchHandlerExec(&error_msg,
kUnreferencedEndingCatchHandlerInputDex)) << error_msg;
}
TEST_F(DexLayoutTest, DuplicateOffset) {
ScratchFile temp_dex;
std::string dexlayout = GetTestAndroidRoot() + "/bin/dexlayout";
EXPECT_TRUE(OS::FileExists(dexlayout.c_str())) << dexlayout << " should be a valid file path";
std::vector<std::string> dexlayout_exec_argv =
{ dexlayout, "-a", "-i", "-o", "/dev/null", temp_dex.GetFilename() };
ASSERT_TRUE(DexLayoutExec(&temp_dex,
kDexFileDuplicateOffset,
nullptr /* profile_file */,
dexlayout_exec_argv));
}
TEST_F(DexLayoutTest, NullSetRefListElement) {
ScratchFile temp_dex;
std::string dexlayout = GetTestAndroidRoot() + "/bin/dexlayout";
EXPECT_TRUE(OS::FileExists(dexlayout.c_str())) << dexlayout << " should be a valid file path";
std::vector<std::string> dexlayout_exec_argv =
{ dexlayout, "-o", "/dev/null", temp_dex.GetFilename() };
ASSERT_TRUE(DexLayoutExec(&temp_dex,
kNullSetRefListElementInputDex,
nullptr /* profile_file */,
dexlayout_exec_argv));
}
TEST_F(DexLayoutTest, MultiClassData) {
ScratchFile temp_dex;
ScratchFile temp_profile;
std::string dexlayout = GetTestAndroidRoot() + "/bin/dexlayout";
EXPECT_TRUE(OS::FileExists(dexlayout.c_str())) << dexlayout << " should be a valid file path";
std::vector<std::string> dexlayout_exec_argv =
{ dexlayout, "-p", temp_profile.GetFilename(), "-o", "/dev/null", temp_dex.GetFilename() };
ASSERT_TRUE(DexLayoutExec(&temp_dex,
kMultiClassDataInputDex,
&temp_profile,
dexlayout_exec_argv));
}
TEST_F(DexLayoutTest, UnalignedCodeInfo) {
ScratchFile temp_dex;
ScratchFile temp_profile;
std::string dexlayout = GetTestAndroidRoot() + "/bin/dexlayout";
EXPECT_TRUE(OS::FileExists(dexlayout.c_str())) << dexlayout << " should be a valid file path";
std::vector<std::string> dexlayout_exec_argv =
{ dexlayout, "-p", temp_profile.GetFilename(), "-o", "/dev/null", temp_dex.GetFilename() };
ASSERT_TRUE(DexLayoutExec(&temp_dex,
kUnalignedCodeInfoInputDex,
&temp_profile,
dexlayout_exec_argv));
}
TEST_F(DexLayoutTest, ClassDataBeforeCode) {
ScratchFile temp_dex;
ScratchFile temp_profile;
std::string dexlayout = GetTestAndroidRoot() + "/bin/dexlayout";
EXPECT_TRUE(OS::FileExists(dexlayout.c_str())) << dexlayout << " should be a valid file path";
std::vector<std::string> dexlayout_exec_argv =
{ dexlayout, "-p", temp_profile.GetFilename(), "-o", "/dev/null", temp_dex.GetFilename() };
ASSERT_TRUE(DexLayoutExec(&temp_dex,
kClassDataBeforeCodeInputDex,
&temp_profile,
dexlayout_exec_argv));
}
TEST_F(DexLayoutTest, UnknownTypeDebugInfo) {
ScratchFile temp_dex;
std::string dexlayout = GetTestAndroidRoot() + "/bin/dexlayout";
EXPECT_TRUE(OS::FileExists(dexlayout.c_str())) << dexlayout << " should be a valid file path";
std::vector<std::string> dexlayout_exec_argv =
{ dexlayout, "-o", "/dev/null", temp_dex.GetFilename() };
ASSERT_TRUE(DexLayoutExec(&temp_dex,
kUnknownTypeDebugInfoInputDex,
nullptr /* profile_file */,
dexlayout_exec_argv));
}
TEST_F(DexLayoutTest, DuplicateCodeItem) {
ScratchFile temp_dex;
std::string dexlayout = GetTestAndroidRoot() + "/bin/dexlayout";
EXPECT_TRUE(OS::FileExists(dexlayout.c_str())) << dexlayout << " should be a valid file path";
std::vector<std::string> dexlayout_exec_argv =
{ dexlayout, "-o", "/dev/null", temp_dex.GetFilename() };
ASSERT_TRUE(DexLayoutExec(&temp_dex,
kDuplicateCodeItemInputDex,
nullptr /* profile_file */,
dexlayout_exec_argv));
}
// Test that instructions that go past the end of the code items don't cause crashes.
TEST_F(DexLayoutTest, CodeItemOverrun) {
ScratchFile temp_dex;
MutateDexFile(temp_dex.GetFile(), GetTestDexFileName("ManyMethods"), [] (DexFile* dex) {
bool mutated_successfully = false;
// Change the dex instructions to make an opcode that spans past the end of the code item.
for (size_t i = 0; i < dex->NumClassDefs(); ++i) {
const DexFile::ClassDef& def = dex->GetClassDef(i);
const uint8_t* data = dex->GetClassData(def);
if (data == nullptr) {
continue;
}
ClassDataItemIterator it(*dex, data);
it.SkipAllFields();
while (it.HasNextDirectMethod() || it.HasNextVirtualMethod()) {
DexFile::CodeItem* item = const_cast<DexFile::CodeItem*>(it.GetMethodCodeItem());
if (item != nullptr) {
IterationRange<DexInstructionIterator> instructions = item->Instructions();
if (instructions.begin() != instructions.end()) {
DexInstructionIterator last_instruction = instructions.begin();
for (auto dex_it = instructions.begin(); dex_it != instructions.end(); ++dex_it) {
last_instruction = dex_it;
}
if (last_instruction->SizeInCodeUnits() == 1) {
// Set the opcode to something that will go past the end of the code item.
const_cast<Instruction&>(last_instruction.Inst()).SetOpcode(
Instruction::CONST_STRING_JUMBO);
mutated_successfully = true;
// Test that the safe iterator doesn't go past the end.
SafeDexInstructionIterator it2(instructions.begin(), instructions.end());
while (!it2.IsErrorState()) {
++it2;
}
EXPECT_TRUE(it2 == last_instruction);
EXPECT_TRUE(it2 < instructions.end());
}
}
}
it.Next();
}
}
CHECK(mutated_successfully)
<< "Failed to find candidate code item with only one code unit in last instruction.";
});
std::string dexlayout = GetTestAndroidRoot() + "/bin/dexlayout";
EXPECT_TRUE(OS::FileExists(dexlayout.c_str())) << dexlayout << " should be a valid file path";
std::vector<std::string> dexlayout_exec_argv =
{ dexlayout, "-i", "-o", "/dev/null", temp_dex.GetFilename() };
ASSERT_TRUE(DexLayoutExec(&temp_dex,
/*dex_filename*/ nullptr,
nullptr /* profile_file */,
dexlayout_exec_argv));
}
} // namespace art