Change a few places to use string version of GetTypeId
GetTypeId is about 20% faster than GetStringId + integer GetTypeID
since it does less binary searches.
Change-Id: I876c4ac89ab206acca217b2287b0197ef2e408c2
diff --git a/runtime/art_method.cc b/runtime/art_method.cc
index fe0afa6..3f17702 100644
--- a/runtime/art_method.cc
+++ b/runtime/art_method.cc
@@ -163,18 +163,13 @@
return dex_method_idx;
}
const char* mid_declaring_class_descriptor = dexfile->StringByTypeIdx(mid.class_idx_);
- const DexFile::StringId* other_descriptor =
- other_dexfile.FindStringId(mid_declaring_class_descriptor);
- if (other_descriptor != nullptr) {
- const DexFile::TypeId* other_type_id =
- other_dexfile.FindTypeId(other_dexfile.GetIndexForStringId(*other_descriptor));
- if (other_type_id != nullptr) {
- const DexFile::MethodId* other_mid = other_dexfile.FindMethodId(
- *other_type_id, other_dexfile.GetStringId(name_and_sig_mid.name_idx_),
- other_dexfile.GetProtoId(name_and_sig_mid.proto_idx_));
- if (other_mid != nullptr) {
- return other_dexfile.GetIndexForMethodId(*other_mid);
- }
+ const DexFile::TypeId* other_type_id = other_dexfile.FindTypeId(mid_declaring_class_descriptor);
+ if (other_type_id != nullptr) {
+ const DexFile::MethodId* other_mid = other_dexfile.FindMethodId(
+ *other_type_id, other_dexfile.GetStringId(name_and_sig_mid.name_idx_),
+ other_dexfile.GetProtoId(name_and_sig_mid.proto_idx_));
+ if (other_mid != nullptr) {
+ return other_dexfile.GetIndexForMethodId(*other_mid);
}
}
return DexFile::kDexNoIndex;
diff --git a/runtime/class_linker.cc b/runtime/class_linker.cc
index 69d0799..5de1cac 100644
--- a/runtime/class_linker.cc
+++ b/runtime/class_linker.cc
@@ -616,10 +616,7 @@
// initialized.
{
const DexFile& dex_file = java_lang_Object->GetDexFile();
- const DexFile::StringId* void_string_id = dex_file.FindStringId("V");
- CHECK(void_string_id != nullptr);
- uint32_t void_string_index = dex_file.GetIndexForStringId(*void_string_id);
- const DexFile::TypeId* void_type_id = dex_file.FindTypeId(void_string_index);
+ const DexFile::TypeId* void_type_id = dex_file.FindTypeId("V");
CHECK(void_type_id != nullptr);
uint16_t void_type_idx = dex_file.GetIndexForTypeId(*void_type_id);
// Now we resolve void type so the dex cache contains it. We use java.lang.Object class
@@ -2740,17 +2737,13 @@
for (int32_t i = 0; i < dex_caches->GetLength(); ++i) {
mirror::DexCache* dex_cache = dex_caches->Get(i);
const DexFile* dex_file = dex_cache->GetDexFile();
- // Try binary searching the string/type index.
- const DexFile::StringId* string_id = dex_file->FindStringId(descriptor);
- if (string_id != nullptr) {
- const DexFile::TypeId* type_id =
- dex_file->FindTypeId(dex_file->GetIndexForStringId(*string_id));
- if (type_id != nullptr) {
- uint16_t type_idx = dex_file->GetIndexForTypeId(*type_id);
- mirror::Class* klass = dex_cache->GetResolvedType(type_idx);
- if (klass != nullptr) {
- return klass;
- }
+ // Try binary searching the type index by descriptor.
+ const DexFile::TypeId* type_id = dex_file->FindTypeId(descriptor);
+ if (type_id != nullptr) {
+ uint16_t type_idx = dex_file->GetIndexForTypeId(*type_id);
+ mirror::Class* klass = dex_cache->GetResolvedType(type_idx);
+ if (klass != nullptr) {
+ return klass;
}
}
}
diff --git a/runtime/class_linker_test.cc b/runtime/class_linker_test.cc
index 0926ce3..04b8900 100644
--- a/runtime/class_linker_test.cc
+++ b/runtime/class_linker_test.cc
@@ -1032,9 +1032,7 @@
mirror::Class* klass = class_linker_->FindClass(soa.Self(), "LStaticsFromCode;", class_loader);
ArtMethod* clinit = klass->FindClassInitializer(sizeof(void*));
ArtMethod* getS0 = klass->FindDirectMethod("getS0", "()Ljava/lang/Object;", sizeof(void*));
- const DexFile::StringId* string_id = dex_file->FindStringId("LStaticsFromCode;");
- ASSERT_TRUE(string_id != nullptr);
- const DexFile::TypeId* type_id = dex_file->FindTypeId(dex_file->GetIndexForStringId(*string_id));
+ const DexFile::TypeId* type_id = dex_file->FindTypeId("LStaticsFromCode;");
ASSERT_TRUE(type_id != nullptr);
uint32_t type_idx = dex_file->GetIndexForTypeId(*type_id);
mirror::Class* uninit = ResolveVerifyAndClinit(type_idx, clinit, soa.Self(), true, false);
diff --git a/runtime/dex_file.cc b/runtime/dex_file.cc
index b3ca6ac..3a93aac 100644
--- a/runtime/dex_file.cc
+++ b/runtime/dex_file.cc
@@ -738,11 +738,7 @@
}
// TODO: avoid creating a std::string just to get a 0-terminated char array
std::string descriptor(signature.data() + start_offset, offset - start_offset);
- const DexFile::StringId* string_id = FindStringId(descriptor.c_str());
- if (string_id == nullptr) {
- return false;
- }
- const DexFile::TypeId* type_id = FindTypeId(GetIndexForStringId(*string_id));
+ const DexFile::TypeId* type_id = FindTypeId(descriptor.c_str());
if (type_id == nullptr) {
return false;
}
diff --git a/runtime/dex_file_test.cc b/runtime/dex_file_test.cc
index 90b35a3..0a167bb 100644
--- a/runtime/dex_file_test.cc
+++ b/runtime/dex_file_test.cc
@@ -297,6 +297,7 @@
ASSERT_TRUE(type_str_id != nullptr);
uint32_t type_str_idx = java_lang_dex_file_->GetIndexForStringId(*type_str_id);
const DexFile::TypeId* type_id = java_lang_dex_file_->FindTypeId(type_str_idx);
+ ASSERT_EQ(type_id, java_lang_dex_file_->FindTypeId(type_str));
ASSERT_TRUE(type_id != nullptr);
EXPECT_EQ(java_lang_dex_file_->GetIndexForTypeId(*type_id), i);
}
diff --git a/runtime/mirror/object_test.cc b/runtime/mirror/object_test.cc
index f5a0445..c1284a6 100644
--- a/runtime/mirror/object_test.cc
+++ b/runtime/mirror/object_test.cc
@@ -307,10 +307,7 @@
ScopedObjectAccess soa(Thread::Current());
Class* java_util_Arrays = class_linker_->FindSystemClass(soa.Self(), "Ljava/util/Arrays;");
ArtMethod* sort = java_util_Arrays->FindDirectMethod("sort", "([I)V", sizeof(void*));
- const DexFile::StringId* string_id = java_lang_dex_file_->FindStringId("[I");
- ASSERT_TRUE(string_id != nullptr);
- const DexFile::TypeId* type_id = java_lang_dex_file_->FindTypeId(
- java_lang_dex_file_->GetIndexForStringId(*string_id));
+ const DexFile::TypeId* type_id = java_lang_dex_file_->FindTypeId("[I");
ASSERT_TRUE(type_id != nullptr);
uint32_t type_idx = java_lang_dex_file_->GetIndexForTypeId(*type_id);
Object* array = CheckAndAllocArrayFromCodeInstrumented(
@@ -367,16 +364,10 @@
Handle<mirror::ClassLoader> loader(hs.NewHandle(soa.Decode<ClassLoader*>(class_loader)));
Class* klass = class_linker_->FindClass(soa.Self(), "LStaticsFromCode;", loader);
ArtMethod* clinit = klass->FindClassInitializer(sizeof(void*));
- const DexFile::StringId* klass_string_id = dex_file->FindStringId("LStaticsFromCode;");
- ASSERT_TRUE(klass_string_id != nullptr);
- const DexFile::TypeId* klass_type_id = dex_file->FindTypeId(
- dex_file->GetIndexForStringId(*klass_string_id));
+ const DexFile::TypeId* klass_type_id = dex_file->FindTypeId("LStaticsFromCode;");
ASSERT_TRUE(klass_type_id != nullptr);
- const DexFile::StringId* type_string_id = dex_file->FindStringId("Ljava/lang/Object;");
- ASSERT_TRUE(type_string_id != nullptr);
- const DexFile::TypeId* type_type_id = dex_file->FindTypeId(
- dex_file->GetIndexForStringId(*type_string_id));
+ const DexFile::TypeId* type_type_id = dex_file->FindTypeId("Ljava/lang/Object;");
ASSERT_TRUE(type_type_id != nullptr);
const DexFile::StringId* name_str_id = dex_file->FindStringId("s0");