1 /*
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 */
16
17 #include "stack_trace_element.h"
18
19 #include "class-alloc-inl.h"
20 #include "class.h"
21 #include "class_root-inl.h"
22 #include "gc/accounting/card_table-inl.h"
23 #include "handle_scope-inl.h"
24 #include "object-inl.h"
25 #include "string.h"
26
27 namespace art {
28 namespace mirror {
29
Alloc(Thread * self,Handle<String> declaring_class,Handle<String> method_name,Handle<String> file_name,int32_t line_number)30 ObjPtr<StackTraceElement> StackTraceElement::Alloc(Thread* self,
31 Handle<String> declaring_class,
32 Handle<String> method_name,
33 Handle<String> file_name,
34 int32_t line_number) {
35 ObjPtr<StackTraceElement> trace =
36 ObjPtr<StackTraceElement>::DownCast(GetClassRoot<StackTraceElement>()->AllocObject(self));
37 if (LIKELY(trace != nullptr)) {
38 if (Runtime::Current()->IsActiveTransaction()) {
39 trace->Init<true>(declaring_class.Get(), method_name.Get(), file_name.Get(), line_number);
40 } else {
41 trace->Init<false>(declaring_class.Get(), method_name.Get(), file_name.Get(), line_number);
42 }
43 }
44 return trace;
45 }
46
47 template<bool kTransactionActive>
Init(ObjPtr<String> declaring_class,ObjPtr<String> method_name,ObjPtr<String> file_name,int32_t line_number)48 void StackTraceElement::Init(ObjPtr<String> declaring_class,
49 ObjPtr<String> method_name,
50 ObjPtr<String> file_name,
51 int32_t line_number) {
52 SetFieldObject<kTransactionActive>(OFFSET_OF_OBJECT_MEMBER(StackTraceElement, declaring_class_),
53 declaring_class);
54 SetFieldObject<kTransactionActive>(OFFSET_OF_OBJECT_MEMBER(StackTraceElement, method_name_),
55 method_name);
56 SetFieldObject<kTransactionActive>(OFFSET_OF_OBJECT_MEMBER(StackTraceElement, file_name_),
57 file_name);
58 SetField32<kTransactionActive>(OFFSET_OF_OBJECT_MEMBER(StackTraceElement, line_number_),
59 line_number);
60 }
61
62 } // namespace mirror
63 } // namespace art
64