CFGPrinter.cpp File Reference

#include "llvm/Analysis/CFGPrinter.h"
#include "llvm/Pass.h"
#include "llvm/Support/FileSystem.h"

Include dependency graph for CFGPrinter.cpp:

Go to the source code of this file.

Functions
	INITIALIZE_PASS (CFGOnlyViewerLegacyPass, "view-cfg-only", "View CFG of function (with no function bodies)", false, true) PreservedAnalyses CFGOnlyViewerPass
static void	writeCFGToDotFile (Function &F, bool CFGOnly=false)
	INITIALIZE_PASS (CFGPrinterLegacyPass, "dot-cfg", "Print CFG of function to 'dot' file", false, true) PreservedAnalyses CFGPrinterPass
	INITIALIZE_PASS (CFGOnlyPrinterLegacyPass, "dot-cfg-only", "Print CFG of function to 'dot' file (with no function bodies)", false, true) PreservedAnalyses CFGOnlyPrinterPass

Variables
static cl::opt< std::string >	CFGFuncName ("cfg-func-name", cl::Hidden, cl::desc("The name of a function (or its substring)" " whose CFG is viewed/printed."))
static cl::opt< std::string >	CFGDotFilenamePrefix ("cfg-dot-filename-prefix", cl::Hidden, cl::desc("The prefix used for the CFG dot file names."))

Function Documentation

INITIALIZE_PASS() [1/3]

INITIALIZE_PASS	(	CFGOnlyViewerLegacyPass	,
		"view-cfg-only"	,
		"View CFG of function (with no function bodies)"	,
		false	,
		true
	)

Definition at line 85 of file CFGPrinter.cpp.

References llvm::PreservedAnalyses::all().

INITIALIZE_PASS() [2/3]

INITIALIZE_PASS	(	CFGPrinterLegacyPass	,
		"dot-cfg"	,
		"Print CFG of function to 'dot' file"	,
		false	,
		true
	)

Definition at line 132 of file CFGPrinter.cpp.

References llvm::PreservedAnalyses::all(), F(), llvm::PassRegistry::getPassRegistry(), llvm::initializeCFGOnlyPrinterLegacyPassPass(), print(), runOnFunction(), llvm::AnalysisUsage::setPreservesAll(), and writeCFGToDotFile().

INITIALIZE_PASS() [3/3]

INITIALIZE_PASS	(	CFGOnlyPrinterLegacyPass	,
		"dot-cfg-only"	,
		"Print CFG of function to 'dot' file (with no function bodies)"	,
		false	,
		true
	)

Definition at line 161 of file CFGPrinter.cpp.

References llvm::PreservedAnalyses::all(), and writeCFGToDotFile().

writeCFGToDotFile()

static void writeCFGToDotFile ( Function &  F, bool  CFGOnly = false  )

static

Definition at line 94 of file CFGPrinter.cpp.

References CFGDotFilenamePrefix, CFGFuncName, llvm::StringRef::contains(), llvm::errs(), F(), llvm::sys::fs::F_Text, File, llvm::Value::getName(), llvm::PassRegistry::getPassRegistry(), llvm::initializeCFGPrinterLegacyPassPass(), print(), runOnFunction(), llvm::AnalysisUsage::setPreservesAll(), and llvm::WriteGraph().

Referenced by INITIALIZE_PASS().

Variable Documentation

CFGDotFilenamePrefix

cl::opt<std::string> CFGDotFilenamePrefix("cfg-dot-filename-prefix", cl::Hidden, cl::desc("The prefix used for the CFG dot file names."))

static

Referenced by writeCFGToDotFile().

CFGFuncName

cl::opt<std::string> CFGFuncName("cfg-func-name", cl::Hidden, cl::desc("The name of a function (or its substring)" " whose CFG is viewed/printed."))

static

Referenced by llvm::Function::viewCFG(), llvm::Function::viewCFGOnly(), and writeCFGToDotFile().