Home | History | Annotate | Download | only in runtime
      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