This class is a shared cache, that caches the 'stat' and 'open' calls to the underlying real file system, and the scanned preprocessor directives of files. More...

#include "clang/Tooling/DependencyScanning/DependencyScanningFilesystem.h"

Classes
struct	CacheShard

Public Member Functions
	DependencyScanningFilesystemSharedCache ()

CacheShard &	getShardForFilename (StringRef Filename) const
	Returns shard for the given key.

CacheShard &	getShardForUID (llvm::sys::fs::UniqueID UID) const

Detailed Description

This class is a shared cache, that caches the 'stat' and 'open' calls to the underlying real file system, and the scanned preprocessor directives of files.

It is sharded based on the hash of the key to reduce the lock contention for the worker threads.

Definition at line 151 of file DependencyScanningFilesystem.h.

Constructor & Destructor Documentation

◆ DependencyScanningFilesystemSharedCache()

DependencyScanningFilesystemSharedCache::DependencyScanningFilesystemSharedCache ( )

Definition at line 84 of file DependencyScanningFilesystem.cpp.

Member Function Documentation

◆ getShardForFilename()

DependencyScanningFilesystemSharedCache::CacheShard & DependencyScanningFilesystemSharedCache::getShardForFilename ( StringRef Filename ) const

Returns shard for the given key.

Definition at line 97 of file DependencyScanningFilesystem.cpp.

References Filename, and llvm::hash_value().

◆ getShardForUID()

DependencyScanningFilesystemSharedCache::CacheShard & DependencyScanningFilesystemSharedCache::getShardForUID ( llvm::sys::fs::UniqueID UID ) const

Definition at line 104 of file DependencyScanningFilesystem.cpp.

The documentation for this class was generated from the following files:

include/clang/Tooling/DependencyScanning/DependencyScanningFilesystem.h
lib/Tooling/DependencyScanning/DependencyScanningFilesystem.cpp