1 /*
2 * Copyright (C) 2017 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 #ifndef ART_RUNTIME_DEOPTIMIZATION_KIND_H_
18 #define ART_RUNTIME_DEOPTIMIZATION_KIND_H_
19
20 #include "base/logging.h"
21
22 namespace art {
23
24 enum class DeoptimizationKind {
25 kAotInlineCache = 0,
26 kJitInlineCache,
27 kJitSameTarget,
28 kLoopBoundsBCE,
29 kLoopNullBCE,
30 kBlockBCE,
31 kCHA,
32 kFullFrame,
33 kLast = kFullFrame
34 };
35
GetDeoptimizationKindName(DeoptimizationKind kind)36 inline const char* GetDeoptimizationKindName(DeoptimizationKind kind) {
37 switch (kind) {
38 case DeoptimizationKind::kAotInlineCache: return "AOT inline cache";
39 case DeoptimizationKind::kJitInlineCache: return "JIT inline cache";
40 case DeoptimizationKind::kJitSameTarget: return "JIT same target";
41 case DeoptimizationKind::kLoopBoundsBCE: return "loop bounds check elimination";
42 case DeoptimizationKind::kLoopNullBCE: return "loop bounds check elimination on null";
43 case DeoptimizationKind::kBlockBCE: return "block bounds check elimination";
44 case DeoptimizationKind::kCHA: return "class hierarchy analysis";
45 case DeoptimizationKind::kFullFrame: return "full frame";
46 }
47 LOG(FATAL) << "Unexpected kind " << static_cast<size_t>(kind);
48 UNREACHABLE();
49 }
50
51 std::ostream& operator<<(std::ostream& os, const DeoptimizationKind& kind);
52
53 } // namespace art
54
55 #endif // ART_RUNTIME_DEOPTIMIZATION_KIND_H_
56