| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef SRC_TRACE_PROCESSOR_PRELUDE_TABLE_FUNCTIONS_ANCESTOR_H_ |
| #define SRC_TRACE_PROCESSOR_PRELUDE_TABLE_FUNCTIONS_ANCESTOR_H_ |
| #include <optional> |
| |
| #include "src/trace_processor/prelude/table_functions/table_function.h" |
| #include "src/trace_processor/storage/trace_storage.h" |
| #include "src/trace_processor/tables/profiler_tables.h" |
| #include "src/trace_processor/tables/slice_tables.h" |
| |
| namespace perfetto { |
| namespace trace_processor { |
| namespace tables { |
| |
| #define PERFETTO_TP_ANCESTOR_SLICE_TABLE_DEF(NAME, PARENT, C) \ |
| NAME(AncestorSliceTable, "ancestor_slice") \ |
| PARENT(PERFETTO_TP_SLICE_TABLE_DEF, C) \ |
| C(tables::SliceTable::Id, start_id, Column::Flag::kHidden) |
| |
| PERFETTO_TP_TABLE(PERFETTO_TP_ANCESTOR_SLICE_TABLE_DEF); |
| |
| #define PERFETTO_TP_ANCESTOR_STACK_PROFILE_CALLSITE_TABLE_DEF(NAME, PARENT, C) \ |
| NAME(AncestorStackProfileCallsiteTable, \ |
| "experimental_ancestor_stack_profile_callsite") \ |
| PARENT(PERFETTO_TP_STACK_PROFILE_CALLSITE_DEF, C) \ |
| C(tables::StackProfileCallsiteTable::Id, start_id, Column::Flag::kHidden) |
| |
| PERFETTO_TP_TABLE(PERFETTO_TP_ANCESTOR_STACK_PROFILE_CALLSITE_TABLE_DEF); |
| |
| #define PERFETTO_TP_ANCESTOR_SLICE_BY_STACK_TABLE_DEF(NAME, PARENT, C) \ |
| NAME(AncestorSliceByStackTable, "ancestor_slice_by_stack") \ |
| PARENT(PERFETTO_TP_SLICE_TABLE_DEF, C) \ |
| C(int64_t, start_stack_id, Column::Flag::kHidden) |
| |
| PERFETTO_TP_TABLE(PERFETTO_TP_ANCESTOR_SLICE_BY_STACK_TABLE_DEF); |
| |
| } // namespace tables |
| |
| class TraceProcessorContext; |
| |
| // Implements the following dynamic tables: |
| // * ancestor_slice |
| // * experimental_ancestor_stack_profile_callsite |
| // * ancestor_slice_by_stack |
| // |
| // See docs/analysis/trace-processor for usage. |
| class Ancestor : public TableFunction { |
| public: |
| enum class Type { kSlice = 1, kStackProfileCallsite = 2, kSliceByStack = 3 }; |
| |
| Ancestor(Type type, const TraceStorage* storage); |
| |
| Table::Schema CreateSchema() override; |
| std::string TableName() override; |
| uint32_t EstimateRowCount() override; |
| base::Status ValidateConstraints(const QueryConstraints&) override; |
| base::Status ComputeTable(const std::vector<Constraint>& cs, |
| const std::vector<Order>& ob, |
| const BitVector& cols_used, |
| std::unique_ptr<Table>& table_return) override; |
| |
| // Returns a vector of rows numbers which are ancestors of |slice_id|. |
| // Returns std::nullopt if an invalid |slice_id| is given. This is used by |
| // ConnectedFlow to traverse flow indirectly connected flow events. |
| static std::optional<std::vector<tables::SliceTable::RowNumber>> |
| GetAncestorSlices(const tables::SliceTable& slices, SliceId slice_id); |
| |
| private: |
| Type type_; |
| const TraceStorage* storage_ = nullptr; |
| }; |
| |
| } // namespace trace_processor |
| } // namespace perfetto |
| |
| #endif // SRC_TRACE_PROCESSOR_PRELUDE_TABLE_FUNCTIONS_ANCESTOR_H_ |