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