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// Copyright 2014 The Bazel Authors. All rights reserved.
//
// 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.
package com.google.devtools.build.lib.rules.cpp;
import com.google.common.collect.ImmutableMap;
import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.analysis.TransitiveInfoProvider;
import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable;
import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec;
import com.google.devtools.build.lib.vfs.PathFragment;
import java.util.Map;
/**
* Provides LIPO context information to the LIPO-enabled target configuration.
*
* <p>This is a rollup of the data collected in the LIPO context collector configuration. Each
* target in the LIPO context collector configuration has a {@link TransitiveLipoInfoProvider} which
* is used to transitively collect the data, then the {@code cc_binary} that is referred to in
* {@code --lipo_context} puts the collected data into {@link LipoContextProvider}, of which there
* is only one in any given build.
*/
@Immutable
@AutoCodec
public final class LipoContextProvider implements TransitiveInfoProvider {
private final CcCompilationContextInfo ccCompilationContextInfo;
private final ImmutableMap<Artifact, IncludeScannable> includeScannables;
private final ImmutableMap<PathFragment, Artifact> sourceArtifactMap;
@AutoCodec.Instantiator
public LipoContextProvider(
CcCompilationContextInfo ccCompilationContextInfo,
Map<Artifact, IncludeScannable> includeScannables,
Map<PathFragment, Artifact> sourceArtifactMap) {
this.ccCompilationContextInfo = ccCompilationContextInfo;
this.includeScannables = ImmutableMap.copyOf(includeScannables);
this.sourceArtifactMap = ImmutableMap.copyOf(sourceArtifactMap);
}
/** Returns merged {@code CcCompilationContextInfo} for the whole LIPO subtree. */
public CcCompilationContextInfo getLipoCcCompilationContextInfo() {
return ccCompilationContextInfo;
}
/**
* Returns the map from source artifact to the include scannable object representing
* the corresponding FDO source input file.
*/
public ImmutableMap<Artifact, IncludeScannable> getIncludeScannables() {
return includeScannables;
}
public ImmutableMap<PathFragment, Artifact> getSourceArtifactMap() {
return sourceArtifactMap;
}
}
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