LLVM  6.0.0svn
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PGOMemOPSizeOpt.cpp File Reference
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Analysis/BlockFrequencyInfo.h"
#include "llvm/Analysis/GlobalsModRef.h"
#include "llvm/Analysis/OptimizationRemarkEmitter.h"
#include "llvm/IR/BasicBlock.h"
#include "llvm/IR/CallSite.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/InstVisitor.h"
#include "llvm/IR/InstrTypes.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/LLVMContext.h"
#include "llvm/IR/PassManager.h"
#include "llvm/IR/Type.h"
#include "llvm/Pass.h"
#include "llvm/PassRegistry.h"
#include "llvm/PassSupport.h"
#include "llvm/ProfileData/InstrProf.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Transforms/Instrumentation.h"
#include "llvm/Transforms/PGOInstrumentation.h"
#include "llvm/Transforms/Utils/BasicBlockUtils.h"
#include <cassert>
#include <cstdint>
#include <vector>
Include dependency graph for PGOMemOPSizeOpt.cpp:

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Namespaces

 llvm
 Compute iterated dominance frontiers using a linear time algorithm.
 

Macros

#define DEBUG_TYPE   "pgo-memop-opt"
 

Functions

 STATISTIC (NumOfPGOMemOPOpt, "Number of memop intrinsics optimized.")
 
 STATISTIC (NumOfPGOMemOPAnnotate, "Number of memop intrinsics annotated.")
 
 INITIALIZE_PASS_BEGIN (PGOMemOPSizeOptLegacyPass, "pgo-memop-opt", "Optimize memory intrinsic using its size value profile", false, false) INITIALIZE_PASS_END(PGOMemOPSizeOptLegacyPass
 
static bool PGOMemOPSizeOptImpl (Function &F, BlockFrequencyInfo &BFI, OptimizationRemarkEmitter &ORE)
 

Variables

static cl::opt< unsignedMemOPCountThreshold ("pgo-memop-count-threshold", cl::Hidden, cl::ZeroOrMore, cl::init(1000), cl::desc("The minimum count to optimize memory " "intrinsic calls"))
 
static cl::opt< boolDisableMemOPOPT ("disable-memop-opt", cl::init(false), cl::Hidden, cl::desc("Disable optimize"))
 
static cl::opt< unsignedMemOPPercentThreshold ("pgo-memop-percent-threshold", cl::init(40), cl::Hidden, cl::ZeroOrMore, cl::desc("The percentage threshold for the " "memory intrinsic calls optimization"))
 
static cl::opt< unsignedMemOPMaxVersion ("pgo-memop-max-version", cl::init(3), cl::Hidden, cl::ZeroOrMore, cl::desc("The max version for the optimized memory " " intrinsic calls"))
 
static cl::opt< boolMemOPScaleCount ("pgo-memop-scale-count", cl::init(true), cl::Hidden, cl::desc("Scale the memop size counts using the basic " " block count value"))
 
cl::opt< std::string > MemOPSizeRange
 
cl::opt< unsignedMemOPSizeLarge
 
pgo memop opt
 
charllvm::PGOMemOPSizeOptID = PGOMemOPSizeOptLegacyPass::ID
 

Macro Definition Documentation

◆ DEBUG_TYPE

#define DEBUG_TYPE   "pgo-memop-opt"

Definition at line 55 of file PGOMemOPSizeOpt.cpp.

Function Documentation

◆ INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN ( PGOMemOPSizeOptLegacyPass  ,
"pgo-memop-opt ,
"Optimize memory intrinsic using its size value profile ,
false  ,
false   
)

◆ PGOMemOPSizeOptImpl()

static bool PGOMemOPSizeOptImpl ( Function F,
BlockFrequencyInfo BFI,
OptimizationRemarkEmitter ORE 
)
static

◆ STATISTIC() [1/2]

STATISTIC ( NumOfPGOMemOPOpt  ,
"Number of memop intrinsics optimized."   
)

◆ STATISTIC() [2/2]

STATISTIC ( NumOfPGOMemOPAnnotate  ,
"Number of memop intrinsics annotated."   
)

Variable Documentation

◆ DisableMemOPOPT

cl::opt<bool> DisableMemOPOPT("disable-memop-opt", cl::init(false), cl::Hidden, cl::desc("Disable optimize"))
static

Referenced by PGOMemOPSizeOptImpl().

◆ MemOPCountThreshold

cl::opt<unsigned> MemOPCountThreshold("pgo-memop-count-threshold", cl::Hidden, cl::ZeroOrMore, cl::init(1000), cl::desc("The minimum count to optimize memory " "intrinsic calls"))
static

◆ MemOPMaxVersion

cl::opt<unsigned> MemOPMaxVersion("pgo-memop-max-version", cl::init(3), cl::Hidden, cl::ZeroOrMore, cl::desc("The max version for the optimized memory " " intrinsic calls"))
static

◆ MemOPPercentThreshold

cl::opt<unsigned> MemOPPercentThreshold("pgo-memop-percent-threshold", cl::init(40), cl::Hidden, cl::ZeroOrMore, cl::desc("The percentage threshold for the " "memory intrinsic calls optimization"))
static

◆ MemOPScaleCount

cl::opt<bool> MemOPScaleCount("pgo-memop-scale-count", cl::init(true), cl::Hidden, cl::desc("Scale the memop size counts using the basic " " block count value"))
static

◆ MemOPSizeLarge

cl::opt<unsigned> MemOPSizeLarge

◆ MemOPSizeRange

cl::opt<std::string> MemOPSizeRange

◆ opt

pgo memop opt

Definition at line 124 of file PGOMemOPSizeOpt.cpp.