dense_null_overlay.cc | Explore in Territory

/*
 * Copyright (C) 2023 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.
 */

#include "src/trace_processor/db/column/dense_null_overlay.h"

#include <algorithm>
#include <cstdint>
#include <iterator>
#include <limits>
#include <memory>
#include <optional>
#include <utility>
#include <vector>

#include "perfetto/base/logging.h"
#include "perfetto/trace_processor/basic_types.h"
#include "src/trace_processor/containers/bit_vector.h"
#include "src/trace_processor/db/column/data_layer.h"
#include "src/trace_processor/db/column/types.h"
#include "src/trace_processor/tp_metatrace.h"

#include "protos/perfetto/trace_processor/metatrace_categories.pbzero.h"

namespace perfetto::trace_processor::column {
namespace {
Indices;

std::optional<Token> RemoveAllNullsAndReturnTheFirstOne(
    Indices& indices,
    const BitVector& non_null) { … }
}  // namespace

void DenseNullOverlay::Flatten(uint32_t* start,
                               const uint32_t* end,
                               uint32_t stride) { … }

DenseNullOverlay::ChainImpl::ChainImpl(std::unique_ptr<DataLayerChain> inner,
                                       const BitVector* non_null)
    : … { … }

SingleSearchResult DenseNullOverlay::ChainImpl::SingleSearch(
    FilterOp op,
    SqlValue sql_val,
    uint32_t index) const { … }

SearchValidationResult DenseNullOverlay::ChainImpl::ValidateSearchConstraints(
    FilterOp op,
    SqlValue sql_val) const { … }

RangeOrBitVector DenseNullOverlay::ChainImpl::SearchValidated(FilterOp op,
                                                              SqlValue sql_val,
                                                              Range in) const { … }

void DenseNullOverlay::ChainImpl::IndexSearchValidated(FilterOp op,
                                                       SqlValue sql_val,
                                                       Indices& indices) const { … }

void DenseNullOverlay::ChainImpl::StableSort(Token* start,
                                             Token* end,
                                             SortDirection direction) const { … }

void DenseNullOverlay::ChainImpl::Distinct(Indices& indices) const { … }

std::optional<Token> DenseNullOverlay::ChainImpl::MaxElement(
    Indices& indices) const { … }

std::optional<Token> DenseNullOverlay::ChainImpl::MinElement(
    Indices& indices) const { … }

SqlValue DenseNullOverlay::ChainImpl::Get_AvoidUsingBecauseSlow(
    uint32_t index) const { … }

}  // namespace perfetto::trace_processor::column
chromium/third_party/perfetto/src/trace_processor/db/column/dense_null_overlay.cc
