1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef ECMASCRIPT_COMMON_ENUM_H 17 #define ECMASCRIPT_COMMON_ENUM_H 18 19 namespace panda { 20 namespace ecmascript { 21 enum BarrierMode { SKIP_BARRIER, WRITE_BARRIER, READ_BARRIER }; 22 23 enum CheckIdleGCType { 24 VSYNC, 25 LOOPER 26 }; 27 28 /* 29 * TriggerGCType is categorized according to the scope the GC expects to cover. 30 * Different GC algorithms may be applied to different GC types. 31 * For example, SemiSpace GC for young generation GC, Mark-Sweep-Compact for full GC, etc. 32 */ 33 enum TriggerGCType { 34 EDEN_GC, 35 // GC is expected to cover young space only; 36 YOUNG_GC, 37 // GC is expected to cover young space and necessary old spaces; 38 OLD_GC, 39 // GC is expected to cover all valid heap spaces; 40 FULL_GC, 41 // GC is expected to compress objects into appspawn space; 42 APPSPAWN_FULL_GC, 43 SHARED_GC, 44 SHARED_FULL_GC, 45 APPSPAWN_SHARED_FULL_GC, 46 GC_TYPE_LAST 47 }; 48 49 enum class GCReason : uint8_t { 50 ALLOCATION_LIMIT, 51 ALLOCATION_FAILED, 52 IDLE, 53 SWITCH_BACKGROUND, 54 EXTERNAL_TRIGGER, 55 WORKER_DESTRUCTION, 56 TRIGGER_BY_JS, 57 TRIGGER_BY_ARKUI, 58 TRIGGER_BY_ABILITY, 59 TRIGGER_BY_MEM_TOOLS, 60 TRIGGER_BY_TASKPOOL, 61 HINT_GC, 62 OTHER 63 }; 64 65 enum class RequestAotMode : uint8_t { 66 RE_COMPILE_ON_IDLE = 0 67 }; 68 } // namespace ecmascript 69 } // namespace panda 70 71 #endif // ECMASCRIPT_COMMON_ENUM_H 72