blob: 78a2e9ac339bb5de348ba9e1df11ac4f6ccc3924 [file] [log] [blame]
Elliott Hughes2faa5f12012-01-30 14:42:07 -08001/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
Brian Carlstrome24fa612011-09-29 00:53:55 -070016
Ian Rogers2dd0e2c2013-01-24 12:42:14 -080017#include "mirror/abstract_method-inl.h"
18#include "mirror/class-inl.h"
19#include "mirror/object_array-inl.h"
Ian Rogers04d7aa92013-03-16 14:29:17 -070020#include "mirror/object-inl.h"
Brian Carlstrome24fa612011-09-29 00:53:55 -070021#include "oat_file.h"
22#include "oat_writer.h"
Brian Carlstrom700c8d32012-11-05 10:42:02 -080023#include "vector_output_stream.h"
Brian Carlstrome24fa612011-09-29 00:53:55 -070024
25#include "common_test.h"
26
27namespace art {
28
Logan Chieneeb7edf2012-03-09 20:38:39 +080029class OatTest : public CommonTest {
30 protected:
Ian Rogers2dd0e2c2013-01-24 12:42:14 -080031 void CheckMethod(mirror::AbstractMethod* method,
Logan Chieneeb7edf2012-03-09 20:38:39 +080032 const OatFile::OatMethod& oat_method,
Ian Rogers00f7d0e2012-07-19 15:28:27 -070033 const DexFile* dex_file)
Ian Rogersb726dcb2012-09-05 08:57:23 -070034 SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
Logan Chieneeb7edf2012-03-09 20:38:39 +080035 const CompiledMethod* compiled_method =
Ian Rogers1212a022013-03-04 10:48:41 -080036 compiler_driver_->GetCompiledMethod(CompilerDriver::MethodReference(dex_file,
Logan Chieneeb7edf2012-03-09 20:38:39 +080037 method->GetDexMethodIndex()));
38
39 if (compiled_method == NULL) {
40 EXPECT_TRUE(oat_method.GetCode() == NULL) << PrettyMethod(method) << " "
41 << oat_method.GetCode();
Ian Rogersc928de92013-02-27 14:30:44 -080042#if !defined(ART_USE_PORTABLE_COMPILER)
Logan Chieneeb7edf2012-03-09 20:38:39 +080043 EXPECT_EQ(oat_method.GetFrameSizeInBytes(), static_cast<uint32_t>(kStackAlignment));
44 EXPECT_EQ(oat_method.GetCoreSpillMask(), 0U);
45 EXPECT_EQ(oat_method.GetFpSpillMask(), 0U);
TDYa12742d4d732012-03-23 19:10:56 -070046#endif
Logan Chieneeb7edf2012-03-09 20:38:39 +080047 } else {
48 const void* oat_code = oat_method.GetCode();
49 EXPECT_TRUE(oat_code != NULL) << PrettyMethod(method);
50 uintptr_t oat_code_aligned = RoundDown(reinterpret_cast<uintptr_t>(oat_code), 2);
51 oat_code = reinterpret_cast<const void*>(oat_code_aligned);
52
53 const std::vector<uint8_t>& code = compiled_method->GetCode();
54 size_t code_size = code.size() * sizeof(code[0]);
55 EXPECT_EQ(0, memcmp(oat_code, &code[0], code_size))
56 << PrettyMethod(method) << " " << code_size;
57 CHECK_EQ(0, memcmp(oat_code, &code[0], code_size));
Ian Rogersc928de92013-02-27 14:30:44 -080058#if !defined(ART_USE_PORTABLE_COMPILER)
Logan Chieneeb7edf2012-03-09 20:38:39 +080059 EXPECT_EQ(oat_method.GetFrameSizeInBytes(), compiled_method->GetFrameSizeInBytes());
60 EXPECT_EQ(oat_method.GetCoreSpillMask(), compiled_method->GetCoreSpillMask());
61 EXPECT_EQ(oat_method.GetFpSpillMask(), compiled_method->GetFpSpillMask());
TDYa12742d4d732012-03-23 19:10:56 -070062#endif
Logan Chieneeb7edf2012-03-09 20:38:39 +080063 }
64 }
65};
Brian Carlstrome24fa612011-09-29 00:53:55 -070066
67TEST_F(OatTest, WriteRead) {
68 const bool compile = false; // DISABLED_ due to the time to compile libcore
Jesse Wilson254db0f2011-11-16 16:44:11 -050069 ClassLinker* class_linker = Runtime::Current()->GetClassLinker();
Brian Carlstrome24fa612011-09-29 00:53:55 -070070
Ian Rogers00f7d0e2012-07-19 15:28:27 -070071 jobject class_loader = NULL;
Brian Carlstrome24fa612011-09-29 00:53:55 -070072 if (compile) {
buzbeec531cef2012-10-18 07:09:20 -070073 // TODO: make selectable
74#if defined(ART_USE_PORTABLE_COMPILER)
75 CompilerBackend compiler_backend = kPortable;
buzbeec531cef2012-10-18 07:09:20 -070076#else
77 CompilerBackend compiler_backend = kQuick;
78#endif
Ian Rogers1212a022013-03-04 10:48:41 -080079 compiler_driver_.reset(new CompilerDriver(compiler_backend, kThumb2, false, 2, false, NULL, true, true));
80 compiler_driver_->CompileAll(class_loader, class_linker->GetBootClassPath());
Brian Carlstrome24fa612011-09-29 00:53:55 -070081 }
82
Ian Rogers00f7d0e2012-07-19 15:28:27 -070083 ScopedObjectAccess soa(Thread::Current());
Brian Carlstrome24fa612011-09-29 00:53:55 -070084 ScratchFile tmp;
Brian Carlstrom700c8d32012-11-05 10:42:02 -080085 std::vector<uint8_t> oat_contents;
86 VectorOutputStream output_stream(tmp.GetFilename(), oat_contents);
87 bool success_oat = OatWriter::Create(output_stream,
88 class_linker->GetBootClassPath(),
89 42U,
90 4096U,
91 "lue.art",
Ian Rogers1212a022013-03-04 10:48:41 -080092 *compiler_driver_.get());
Brian Carlstrom700c8d32012-11-05 10:42:02 -080093 ASSERT_TRUE(success_oat);
Brian Carlstrom3f47c122013-03-07 00:02:40 -080094 bool success_elf = compiler_driver_->WriteElf(GetTestAndroidRoot(),
Brian Carlstrom265091e2013-01-30 14:08:26 -080095 !kIsTargetBuild,
96 class_linker->GetBootClassPath(),
97 oat_contents,
98 tmp.GetFile());
Brian Carlstrom700c8d32012-11-05 10:42:02 -080099 ASSERT_TRUE(success_elf);
Brian Carlstrome24fa612011-09-29 00:53:55 -0700100
101 if (compile) { // OatWriter strips the code, regenerate to compare
Ian Rogers1212a022013-03-04 10:48:41 -0800102 compiler_driver_->CompileAll(class_loader, class_linker->GetBootClassPath());
Brian Carlstrome24fa612011-09-29 00:53:55 -0700103 }
Brian Carlstrom700c8d32012-11-05 10:42:02 -0800104 UniquePtr<OatFile> oat_file(OatFile::Open(tmp.GetFilename(), tmp.GetFilename(), NULL));
Brian Carlstrome24fa612011-09-29 00:53:55 -0700105 ASSERT_TRUE(oat_file.get() != NULL);
106 const OatHeader& oat_header = oat_file->GetOatHeader();
Brian Carlstromf852fb22012-10-19 11:01:58 -0700107 ASSERT_TRUE(oat_header.IsValid());
Brian Carlstrome24fa612011-09-29 00:53:55 -0700108 ASSERT_EQ(1U, oat_header.GetDexFileCount());
Brian Carlstrom28db0122012-10-18 16:20:41 -0700109 ASSERT_EQ(42U, oat_header.GetImageFileLocationOatChecksum());
Brian Carlstrom700c8d32012-11-05 10:42:02 -0800110 ASSERT_EQ(4096U, oat_header.GetImageFileLocationOatDataBegin());
Brian Carlstrom81f3ca12012-03-17 00:27:35 -0700111 ASSERT_EQ("lue.art", oat_header.GetImageFileLocation());
Brian Carlstrome24fa612011-09-29 00:53:55 -0700112
Brian Carlstroma004aa92012-02-08 18:05:09 -0800113 const DexFile* dex_file = java_lang_dex_file_;
114 const OatFile::OatDexFile* oat_dex_file = oat_file->GetOatDexFile(dex_file->GetLocation());
115 CHECK_EQ(dex_file->GetLocationChecksum(), oat_dex_file->GetDexFileLocationChecksum());
116 for (size_t i = 0; i < dex_file->NumClassDefs(); i++) {
117 const DexFile::ClassDef& class_def = dex_file->GetClassDef(i);
118 const byte* class_data = dex_file->GetClassData(class_def);
Ian Rogers0571d352011-11-03 19:51:38 -0700119 size_t num_virtual_methods =0;
120 if (class_data != NULL) {
Brian Carlstroma004aa92012-02-08 18:05:09 -0800121 ClassDataItemIterator it(*dex_file, class_data);
Ian Rogers0571d352011-11-03 19:51:38 -0700122 num_virtual_methods = it.NumVirtualMethods();
123 }
Brian Carlstroma004aa92012-02-08 18:05:09 -0800124 const char* descriptor = dex_file->GetClassDescriptor(class_def);
Brian Carlstrome24fa612011-09-29 00:53:55 -0700125
Brian Carlstromaded5f72011-10-07 17:15:04 -0700126 UniquePtr<const OatFile::OatClass> oat_class(oat_dex_file->GetOatClass(i));
Brian Carlstrome24fa612011-09-29 00:53:55 -0700127
Ian Rogers2dd0e2c2013-01-24 12:42:14 -0800128 mirror::Class* klass = class_linker->FindClass(descriptor, NULL);
Brian Carlstrome24fa612011-09-29 00:53:55 -0700129
130 size_t method_index = 0;
131 for (size_t i = 0; i < klass->NumDirectMethods(); i++, method_index++) {
Logan Chieneeb7edf2012-03-09 20:38:39 +0800132 CheckMethod(klass->GetDirectMethod(i),
133 oat_class->GetOatMethod(method_index), dex_file);
Brian Carlstrome24fa612011-09-29 00:53:55 -0700134 }
135 for (size_t i = 0; i < num_virtual_methods; i++, method_index++) {
Logan Chieneeb7edf2012-03-09 20:38:39 +0800136 CheckMethod(klass->GetVirtualMethod(i),
137 oat_class->GetOatMethod(method_index), dex_file);
Brian Carlstrome24fa612011-09-29 00:53:55 -0700138 }
139 }
140}
141
Brian Carlstrom341df942012-06-27 12:29:22 -0700142TEST_F(OatTest, OatHeaderSizeCheck) {
143 // If this test is failing and you have to update these constants,
144 // it is time to update OatHeader::kOatVersion
Brian Carlstrom28db0122012-10-18 16:20:41 -0700145 EXPECT_EQ(36U, sizeof(OatHeader));
Ian Rogersc928de92013-02-27 14:30:44 -0800146#if !defined(ART_USE_PORTABLE_COMPILER)
Jeff Hao74180ca2013-03-27 15:29:11 -0700147 EXPECT_EQ(28U, sizeof(OatMethodOffsets));
TDYa12758338532012-07-11 23:16:29 -0700148#else
149 // ART-LLVM has a extra 4 bytes field: proxy_stub_offset_
Jeff Hao74180ca2013-03-27 15:29:11 -0700150 EXPECT_EQ(32U, sizeof(OatMethodOffsets));
TDYa12758338532012-07-11 23:16:29 -0700151#endif
Brian Carlstrom341df942012-06-27 12:29:22 -0700152}
153
Brian Carlstromf852fb22012-10-19 11:01:58 -0700154TEST_F(OatTest, OatHeaderIsValid) {
155 InstructionSet instruction_set = kX86;
156 std::vector<const DexFile*> dex_files;
157 uint32_t image_file_location_oat_checksum = 0;
158 uint32_t image_file_location_oat_begin = 0;
159 const std::string image_file_location;
160 OatHeader oat_header(instruction_set,
161 &dex_files,
162 image_file_location_oat_checksum,
163 image_file_location_oat_begin,
164 image_file_location);
165 ASSERT_TRUE(oat_header.IsValid());
166
167 char* magic = const_cast<char*>(oat_header.GetMagic());
168 strcpy(magic, ""); // bad magic
169 ASSERT_FALSE(oat_header.IsValid());
170 strcpy(magic, "oat\n000"); // bad version
171 ASSERT_FALSE(oat_header.IsValid());
172}
173
Brian Carlstrome24fa612011-09-29 00:53:55 -0700174} // namespace art