CodeGenData.cpp File Reference

#include "llvm/Bitcode/BitcodeWriter.h"
#include "llvm/CGData/CodeGenDataReader.h"
#include "llvm/CGData/OutlinedHashTreeRecord.h"
#include "llvm/CGData/StableFunctionMapRecord.h"
#include "llvm/Object/ObjectFile.h"
#include "llvm/Support/Caching.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/Path.h"
#include "llvm/Support/WithColor.h"
#include "llvm/CGData/CodeGenData.inc"

Go to the source code of this file.

Namespaces
namespace	llvm
	This is an optimization pass for GlobalISel generic memory operations.
namespace	llvm::IndexedCGData
namespace	llvm::cgdata

Macros
#define	DEBUG_TYPE   "cg-data"
#define	CG_DATA_SECT_ENTRY(Kind, SectNameCommon, SectNameCoff, Prefix)    SectNameCommon,
#define	CG_DATA_SECT_ENTRY(Kind, SectNameCommon, SectNameCoff, Prefix)    SectNameCoff,
#define	CG_DATA_SECT_ENTRY(Kind, SectNameCommon, SectNameCoff, Prefix)   Prefix,

Functions
static std::string	getCGDataErrString (cgdata_error Err, const std::string &ErrMsg="")
std::string	llvm::getCodeGenDataSectionName (CGDataSectKind CGSK, Triple::ObjectFormatType OF, bool AddSegmentInfo=true)
void	llvm::cgdata::warn (Twine Message, std::string Whence="", std::string Hint="")
void	llvm::cgdata::warn (Error E, StringRef Whence="")
void	llvm::cgdata::saveModuleForTwoRounds (const Module &TheModule, unsigned Task, AddStreamFn AddStream)
	Save TheModule before the first codegen round.
std::unique_ptr< Module >	llvm::cgdata::loadModuleForTwoRounds (BitcodeModule &OrigModule, unsigned Task, LLVMContext &Context, ArrayRef< StringRef > IRFiles)
	Load the optimized bitcode module for the second codegen round.
Expected< stable_hash >	llvm::cgdata::mergeCodeGenData (ArrayRef< StringRef > ObjectFiles)
	Merge the codegen data from the scratch objects ObjectFiles from the first codegen round.

Variables
cl::opt< bool >	CodeGenDataGenerate ("codegen-data-generate", cl::init(false), cl::Hidden, cl::desc("Emit CodeGen Data into custom sections"))
cl::opt< std::string >	CodeGenDataUsePath ("codegen-data-use-path", cl::init(""), cl::Hidden, cl::desc("File path to where .cgdata file is read"))
cl::opt< bool >	CodeGenDataThinLTOTwoRounds ("codegen-data-thinlto-two-rounds", cl::init(false), cl::Hidden, cl::desc("Enable two-round ThinLTO code generation. The first round " "emits codegen data, while the second round uses the emitted " "codegen data for further optimizations."))

Macro Definition Documentation

CG_DATA_SECT_ENTRY [1/3]

#define CG_DATA_SECT_ENTRY	(		Kind,
			SectNameCommon,
			SectNameCoff,
			Prefix
	)		SectNameCommon,

CG_DATA_SECT_ENTRY [2/3]

#define CG_DATA_SECT_ENTRY	(		Kind,
			SectNameCommon,
			SectNameCoff,
			Prefix
	)		SectNameCoff,

CG_DATA_SECT_ENTRY [3/3]

#define CG_DATA_SECT_ENTRY	(		Kind,
			SectNameCommon,
			SectNameCoff,
			Prefix
	)		Prefix,

DEBUG_TYPE

#define DEBUG_TYPE   "cg-data"

Definition at line 25 of file CodeGenData.cpp.

Function Documentation

getCGDataErrString()

static std::string getCGDataErrString ( cgdata_error  Err, const std::string &  ErrMsg = ""  )

static

Definition at line 42 of file CodeGenData.cpp.

References OS.

Referenced by llvm::CGDataError::message().

Variable Documentation

CodeGenDataGenerate

cl::opt< bool > CodeGenDataGenerate("codegen-data-generate", cl::init(false), cl::Hidden, cl::desc("Emit CodeGen Data into custom sections"))	(	"codegen-data-generate"	,
		cl::init(false)	,
		cl::Hidden	,
		cl::desc("Emit CodeGen Data into custom sections")
	)

Referenced by llvm::CodeGenData::getInstance().

CodeGenDataThinLTOTwoRounds

cl::opt< bool > CodeGenDataThinLTOTwoRounds("codegen-data-thinlto-two-rounds", cl::init(false), cl::Hidden, cl::desc("Enable two-round ThinLTO code generation. The first round " "emits codegen data, while the second round uses the emitted " "codegen data for further optimizations."))	(	"codegen-data-thinlto-two-rounds"	,
		cl::init(false)	,
		cl::Hidden	,
		cl::desc("Enable two-round ThinLTO code generation. The first round " "emits codegen data, while the second round uses the emitted " "codegen data for further optimizations.")
	)

Referenced by llvm::CodeGenData::getInstance().

CodeGenDataUsePath

cl::opt< std::string > CodeGenDataUsePath("codegen-data-use-path", cl::init(""), cl::Hidden, cl::desc("File path to where .cgdata file is read"))	(	"codegen-data-use-path"	,
		cl::init("")	,
		cl::Hidden	,
		cl::desc("File path to where .cgdata file is read")
	)

Referenced by llvm::CodeGenData::getInstance().