SampleProfileMatcher.cpp File Reference

#include "llvm/Transforms/IPO/SampleProfileMatcher.h"
#include "llvm/Demangle/Demangle.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/MDBuilder.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Transforms/Utils/LongestCommonSequence.h"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "sample-profile-matcher"

Variables
static cl::opt< unsigned >	FuncProfileSimilarityThreshold ("func-profile-similarity-threshold", cl::Hidden, cl::init(80), cl::desc("Consider a profile matches a function if the similarity of their " "callee sequences is above the specified percentile."))
static cl::opt< unsigned >	MinFuncCountForCGMatching ("min-func-count-for-cg-matching", cl::Hidden, cl::init(5), cl::desc("The minimum number of basic blocks required for a function to " "run stale profile call graph matching."))
static cl::opt< unsigned >	MinCallCountForCGMatching ("min-call-count-for-cg-matching", cl::Hidden, cl::init(3), cl::desc("The minimum number of call anchors required for a function to " "run stale profile call graph matching."))
static cl::opt< bool >	LoadFuncProfileforCGMatching ("load-func-profile-for-cg-matching", cl::Hidden, cl::init(true), cl::desc("Load top-level profiles that the sample reader initially skipped for " "the call-graph matching (only meaningful for extended binary " "format)"))
cl::opt< bool >	SalvageStaleProfile
cl::opt< bool >	SalvageUnusedProfile
cl::opt< bool >	PersistProfileStaleness
cl::opt< bool >	ReportProfileStaleness
static cl::opt< unsigned >	SalvageStaleProfileMaxCallsites ("salvage-stale-profile-max-callsites", cl::Hidden, cl::init(UINT_MAX), cl::desc("The maximum number of callsites in a function, above which stale " "profile matching will be skipped."))

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "sample-profile-matcher"

Definition at line 24 of file SampleProfileMatcher.cpp.

Variable Documentation

FuncProfileSimilarityThreshold

cl::opt< unsigned > FuncProfileSimilarityThreshold("func-profile-similarity-threshold", cl::Hidden, cl::init(80), cl::desc("Consider a profile matches a function if the similarity of their " "callee sequences is above the specified percentile.")) ( "func-profile-similarity-threshold"  , cl::Hidden  , cl::init(80)  , cl::desc("Consider a profile matches a function if the similarity of their " "callee sequences is above the specified percentile.")    )

static

LoadFuncProfileforCGMatching

cl::opt< bool > LoadFuncProfileforCGMatching("load-func-profile-for-cg-matching", cl::Hidden, cl::init(true), cl::desc( "Load top-level profiles that the sample reader initially skipped for " "the call-graph matching (only meaningful for extended binary " "format)")) ( "load-func-profile-for-cg-matching"  , cl::Hidden  , cl::init(true)  , cl::desc( "Load top-level profiles that the sample reader initially skipped for " "the call-graph matching (only meaningful for extended binary " "format)")    )

static

MinCallCountForCGMatching

cl::opt< unsigned > MinCallCountForCGMatching("min-call-count-for-cg-matching", cl::Hidden, cl::init(3), cl::desc("The minimum number of call anchors required for a function to " "run stale profile call graph matching.")) ( "min-call-count-for-cg-matching"  , cl::Hidden  , cl::init(3)  , cl::desc("The minimum number of call anchors required for a function to " "run stale profile call graph matching.")    )

static

MinFuncCountForCGMatching

cl::opt< unsigned > MinFuncCountForCGMatching("min-func-count-for-cg-matching", cl::Hidden, cl::init(5), cl::desc("The minimum number of basic blocks required for a function to " "run stale profile call graph matching.")) ( "min-func-count-for-cg-matching"  , cl::Hidden  , cl::init(5)  , cl::desc("The minimum number of basic blocks required for a function to " "run stale profile call graph matching.")    )

static

PersistProfileStaleness

cl::opt<bool> PersistProfileStaleness

extern

ReportProfileStaleness

cl::opt<bool> ReportProfileStaleness

extern

SalvageStaleProfile

cl::opt<bool> SalvageStaleProfile

extern

SalvageStaleProfileMaxCallsites

cl::opt< unsigned > SalvageStaleProfileMaxCallsites("salvage-stale-profile-max-callsites", cl::Hidden, cl::init(UINT_MAX), cl::desc("The maximum number of callsites in a function, above which stale " "profile matching will be skipped.")) ( "salvage-stale-profile-max-callsites"  , cl::Hidden  , cl::init(UINT_MAX)  , cl::desc("The maximum number of callsites in a function, above which stale " "profile matching will be skipped.")    )

static

SalvageUnusedProfile

cl::opt<bool> SalvageUnusedProfile

extern