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https://github.com/apple/swift.git
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Steven Wu
7fdf642819
During explicit module build, teach dependency scanner to emit the module trace file instead of each following compile job command. This reduces the duplicated info, and allows supporting fully cached build that only loads module from CAS thus cannot produce the path to the original module file on disk. rdar://170007480
54 lines
1.9 KiB
C++
54 lines
1.9 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2020 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#ifndef SWIFT_FRONTENDTOOL_DEPENDENCIES_H
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#define SWIFT_FRONTENDTOOL_DEPENDENCIES_H
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namespace llvm::vfs {
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class OutputBackend;
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} // namespace llvm::vfs
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namespace swift {
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class DependencyTracker;
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class FrontendOptions;
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class InputFile;
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class ModuleDecl;
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class CompilerInstance;
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struct ModuleDependencyID;
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class ModuleDependenciesCache;
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class ASTContext;
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/// Emit the names of the modules imported by \c mainModule.
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bool emitImportedModules(ModuleDecl *mainModule, const FrontendOptions &opts,
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llvm::vfs::OutputBackend &backend);
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/// Emit loadedModuleTrace file if needed.
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bool emitLoadedModuleTraceIfNeeded(ModuleDecl *mainModule,
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DependencyTracker *depTracker,
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const FrontendOptions &opts,
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const InputFile &input);
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/// Emit loadedModuleTrace file from module dependency.
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bool emitLoadedModuleTraceIfNeeded(const ModuleDependencyID &mainModule,
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const ModuleDependenciesCache &cache,
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const ASTContext &context,
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const FrontendOptions &opts);
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/// Emit fine grain dependency file if needed.
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bool emitFineModuleTraceIfNeeded(CompilerInstance &Instance,
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const FrontendOptions &opts);
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} // end namespace swift
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#endif
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