1 /*
2  * Copyright (C) 2014 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 "compiler_ir.h"
18 
19 #include "arch/instruction_set_features.h"
20 #include "base/dumpable.h"
21 #include "dex_flags.h"
22 #include "dex/quick/mir_to_lir.h"
23 #include "driver/compiler_driver.h"
24 #include "mir_graph.h"
25 #include "utils.h"
26 
27 namespace art {
28 
CompilationUnit(ArenaPool * pool,InstructionSet isa,CompilerDriver * driver,ClassLinker * linker)29 CompilationUnit::CompilationUnit(ArenaPool* pool, InstructionSet isa, CompilerDriver* driver,
30                                  ClassLinker* linker)
31   : compiler_driver(driver),
32     class_linker(linker),
33     dex_file(nullptr),
34     class_loader(nullptr),
35     class_def_idx(0),
36     method_idx(0),
37     access_flags(0),
38     invoke_type(kDirect),
39     shorty(nullptr),
40     disable_opt(0),
41     enable_debug(0),
42     verbose(false),
43     instruction_set(isa),
44     target64(Is64BitInstructionSet(isa)),
45     arena(pool),
46     arena_stack(pool),
47     mir_graph(nullptr),
48     cg(nullptr),
49     timings("QuickCompiler", true, false),
50     print_pass(false) {
51 }
52 
~CompilationUnit()53 CompilationUnit::~CompilationUnit() {
54   overridden_pass_options.clear();
55 }
56 
StartTimingSplit(const char * label)57 void CompilationUnit::StartTimingSplit(const char* label) {
58   if (compiler_driver->GetDumpPasses()) {
59     timings.StartTiming(label);
60   }
61 }
62 
NewTimingSplit(const char * label)63 void CompilationUnit::NewTimingSplit(const char* label) {
64   if (compiler_driver->GetDumpPasses()) {
65     timings.EndTiming();
66     timings.StartTiming(label);
67   }
68 }
69 
EndTiming()70 void CompilationUnit::EndTiming() {
71   if (compiler_driver->GetDumpPasses()) {
72     timings.EndTiming();
73     if (enable_debug & (1 << kDebugTimings)) {
74       LOG(INFO) << "TIMINGS " << PrettyMethod(method_idx, *dex_file);
75       LOG(INFO) << Dumpable<TimingLogger>(timings);
76     }
77   }
78 }
79 
80 }  // namespace art
81