IndirectCallPromotion.cpp File Reference

#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Analysis/IndirectCallPromotionAnalysis.h"
#include "llvm/Analysis/IndirectCallVisitor.h"
#include "llvm/Analysis/OptimizationRemarkEmitter.h"
#include "llvm/Analysis/ProfileSummaryInfo.h"
#include "llvm/IR/DiagnosticInfo.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/InstrTypes.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/LLVMContext.h"
#include "llvm/IR/MDBuilder.h"
#include "llvm/IR/PassManager.h"
#include "llvm/IR/Value.h"
#include "llvm/ProfileData/InstrProf.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Transforms/Instrumentation.h"
#include "llvm/Transforms/Instrumentation/PGOInstrumentation.h"
#include "llvm/Transforms/Utils/CallPromotionUtils.h"
#include <cassert>
#include <cstdint>
#include <memory>
#include <string>
#include <utility>
#include <vector>

Include dependency graph for IndirectCallPromotion.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "pgo-icall-prom"

Functions
	STATISTIC (NumOfPGOICallPromotion, "Number of indirect call promotions.")
	STATISTIC (NumOfPGOICallsites, "Number of indirect call candidate sites.")
static bool	promoteIndirectCalls (Module &M, ProfileSummaryInfo *PSI, bool InLTO, bool SamplePGO, ModuleAnalysisManager *AM=nullptr)

Variables
static cl::opt< bool >	DisableICP ("disable-icp", cl::init(false), cl::Hidden, cl::desc("Disable indirect call promotion"))
static cl::opt< unsigned >	ICPCutOff ("icp-cutoff", cl::init(0), cl::Hidden, cl::desc("Max number of promotions for this compilation"))
static cl::opt< unsigned >	ICPCSSkip ("icp-csskip", cl::init(0), cl::Hidden, cl::desc("Skip Callsite up to this number for this compilation"))
static cl::opt< bool >	ICPLTOMode ("icp-lto", cl::init(false), cl::Hidden, cl::desc("Run indirect-call promotion in LTO " "mode"))
static cl::opt< bool >	ICPSamplePGOMode ("icp-samplepgo", cl::init(false), cl::Hidden, cl::desc("Run indirect-call promotion in SamplePGO mode"))
static cl::opt< bool >	ICPCallOnly ("icp-call-only", cl::init(false), cl::Hidden, cl::desc("Run indirect-call promotion for call instructions " "only"))
static cl::opt< bool >	ICPInvokeOnly ("icp-invoke-only", cl::init(false), cl::Hidden, cl::desc("Run indirect-call promotion for " "invoke instruction only"))
static cl::opt< bool >	ICPDUMPAFTER ("icp-dumpafter", cl::init(false), cl::Hidden, cl::desc("Dump IR after transformation happens"))

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "pgo-icall-prom"

Definition at line 48 of file IndirectCallPromotion.cpp.

Function Documentation

promoteIndirectCalls()

static bool promoteIndirectCalls ( Module &  M, ProfileSummaryInfo *  PSI, bool  InLTO, bool  SamplePGO, ModuleAnalysisManager *  AM = nullptr  )

static

Definition at line 329 of file IndirectCallPromotion.cpp.

References llvm::InstrProfSymtab::create(), llvm::dbgs(), DisableICP, E, F, FAM, llvm::AnalysisManager< IRUnitT, ExtraArgTs >::getResult(), ICPCutOff, ICPDUMPAFTER, LLVM_DEBUG, and llvm::dwarf::toString().

Referenced by llvm::PGOIndirectCallPromotion::run().

STATISTIC() [1/2]

STATISTIC	(	NumOfPGOICallPromotion	,
		"Number of indirect call promotions."
	)

STATISTIC() [2/2]

STATISTIC	(	NumOfPGOICallsites	,
		"Number of indirect call candidate sites."
	)

Variable Documentation

DisableICP

cl::opt< bool > DisableICP("disable-icp", cl::init(false), cl::Hidden, cl::desc("Disable indirect call promotion")) ( "disable-icp"  , cl::init(false)  , cl::Hidden  , cl::desc("Disable indirect call promotion")    )

static

Referenced by promoteIndirectCalls().

ICPCallOnly

cl::opt< bool > ICPCallOnly("icp-call-only", cl::init(false), cl::Hidden, cl::desc("Run indirect-call promotion for call instructions " "only")) ( "icp-call-only"  , cl::init(false)  , cl::Hidden  , cl::desc("Run indirect-call promotion for call instructions " "only")    )

static

ICPCSSkip

cl::opt< unsigned > ICPCSSkip("icp-csskip", cl::init(0), cl::Hidden, cl::desc("Skip Callsite up to this number for this compilation")) ( "icp-csskip"  , cl::init(0)  , cl::Hidden  , cl::desc("Skip Callsite up to this number for this compilation")    )

static

ICPCutOff

cl::opt< unsigned > ICPCutOff("icp-cutoff", cl::init(0), cl::Hidden, cl::desc("Max number of promotions for this compilation")) ( "icp-cutoff"  , cl::init(0)  , cl::Hidden  , cl::desc("Max number of promotions for this compilation")    )

static

Referenced by promoteIndirectCalls().

ICPDUMPAFTER

cl::opt< bool > ICPDUMPAFTER("icp-dumpafter", cl::init(false), cl::Hidden, cl::desc("Dump IR after transformation happens")) ( "icp-dumpafter"  , cl::init(false)  , cl::Hidden  , cl::desc("Dump IR after transformation happens")    )

static

Referenced by promoteIndirectCalls().

ICPInvokeOnly

cl::opt< bool > ICPInvokeOnly("icp-invoke-only", cl::init(false), cl::Hidden, cl::desc("Run indirect-call promotion for " "invoke instruction only")) ( "icp-invoke-only"  , cl::init(false)  , cl::Hidden  , cl::desc("Run indirect-call promotion for " "invoke instruction only")    )

static

ICPLTOMode

cl::opt< bool > ICPLTOMode("icp-lto", cl::init(false), cl::Hidden, cl::desc("Run indirect-call promotion in LTO " "mode")) ( "icp-lto"  , cl::init(false)  , cl::Hidden  , cl::desc("Run indirect-call promotion in LTO " "mode")    )

static

Referenced by llvm::PGOIndirectCallPromotion::run().

ICPSamplePGOMode

cl::opt< bool > ICPSamplePGOMode("icp-samplepgo", cl::init(false), cl::Hidden, cl::desc("Run indirect-call promotion in SamplePGO mode")) ( "icp-samplepgo"  , cl::init(false)  , cl::Hidden  , cl::desc("Run indirect-call promotion in SamplePGO mode")    )

static

Referenced by llvm::PGOIndirectCallPromotion::run().