HotColdSplitting.cpp File Reference

#include "llvm/ADT/PostOrderIterator.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Analysis/AliasAnalysis.h"
#include "llvm/Analysis/BlockFrequencyInfo.h"
#include "llvm/Analysis/BranchProbabilityInfo.h"
#include "llvm/Analysis/CFG.h"
#include "llvm/Analysis/OptimizationRemarkEmitter.h"
#include "llvm/Analysis/PostDominators.h"
#include "llvm/Analysis/ProfileSummaryInfo.h"
#include "llvm/Analysis/TargetTransformInfo.h"
#include "llvm/IR/BasicBlock.h"
#include "llvm/IR/CFG.h"
#include "llvm/IR/CallSite.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/DiagnosticInfo.h"
#include "llvm/IR/Dominators.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/Metadata.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/PassManager.h"
#include "llvm/IR/Type.h"
#include "llvm/IR/Use.h"
#include "llvm/IR/User.h"
#include "llvm/IR/Value.h"
#include "llvm/Pass.h"
#include "llvm/Support/BlockFrequency.h"
#include "llvm/Support/BranchProbability.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Transforms/IPO.h"
#include "llvm/Transforms/IPO/HotColdSplitting.h"
#include "llvm/Transforms/Scalar.h"
#include "llvm/Transforms/Utils/BasicBlockUtils.h"
#include "llvm/Transforms/Utils/Cloning.h"
#include "llvm/Transforms/Utils/CodeExtractor.h"
#include "llvm/Transforms/Utils/Local.h"
#include "llvm/Transforms/Utils/SSAUpdater.h"
#include "llvm/Transforms/Utils/ValueMapper.h"
#include <algorithm>
#include <cassert>

Include dependency graph for HotColdSplitting.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "hotcoldsplit"

Typedefs
using	BlockTy = std::pair< BasicBlock *, unsigned >
	A pair of (basic block, score). More...

Functions
	STATISTIC (NumColdRegionsFound, "Number of cold regions found.")
	STATISTIC (NumColdRegionsOutlined, "Number of cold regions outlined.")
	INITIALIZE_PASS_BEGIN (HotColdSplittingLegacyPass, "hotcoldsplit", "Hot Cold Splitting", false, false) INITIALIZE_PASS_END(HotColdSplittingLegacyPass

Variables
static cl::opt< bool >	EnableStaticAnalyis ("hot-cold-static-analysis", cl::init(true), cl::Hidden)
static cl::opt< int >	MinOutliningThreshold ("min-outlining-thresh", cl::init(3), cl::Hidden, cl::desc("Code size threshold for outlining within a " "single BB (as a multiple of TCC_Basic)"))
	hotcoldsplit
Hot Cold	Splitting
Hot Cold	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "hotcoldsplit"

Definition at line 61 of file HotColdSplitting.cpp.

Typedef Documentation

BlockTy

using BlockTy = std::pair<BasicBlock *, unsigned>

A pair of (basic block, score).

Definition at line 296 of file HotColdSplitting.cpp.

Function Documentation

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	HotColdSplittingLegacyPass	,
		"hotcoldsplit"	,
		"Hot Cold Splitting"	,
		false	,
		false
	)

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

STATISTIC() [1/2]

STATISTIC	(	NumColdRegionsFound	,
		"Number of cold regions found."
	)

STATISTIC() [2/2]

STATISTIC	(	NumColdRegionsOutlined	,
		"Number of cold regions outlined."
	)

Variable Documentation

EnableStaticAnalyis

cl::opt<bool> EnableStaticAnalyis("hot-cold-static-analysis", cl::init(true), cl::Hidden)

static

false

Hot Cold false

Definition at line 638 of file HotColdSplitting.cpp.

hotcoldsplit

hotcoldsplit

Definition at line 638 of file HotColdSplitting.cpp.

MinOutliningThreshold

cl::opt<int> MinOutliningThreshold("min-outlining-thresh", cl::init(3), cl::Hidden, cl::desc("Code size threshold for outlining within a " "single BB (as a multiple of TCC_Basic)"))

static

Splitting

Hot Cold Splitting

Definition at line 638 of file HotColdSplitting.cpp.