InlineCost.h File Reference

#include "llvm/Analysis/AssumptionCache.h"
#include "llvm/Analysis/CallGraphSCCPass.h"
#include "llvm/Analysis/InlineModelFeatureMaps.h"
#include "llvm/Analysis/OptimizationRemarkEmitter.h"
#include <cassert>
#include <climits>

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Classes
class	llvm::CostBenefitPair
class	llvm::InlineCost
	Represents the cost of inlining a function. More...
class	llvm::InlineResult
	InlineResult is basically true or false. More...
struct	llvm::InlineParams
	Thresholds to tune inline cost analysis. More...
struct	llvm::InlineCostAnnotationPrinterPass

Namespaces
	llvm
	This is an optimization pass for GlobalISel generic memory operations.
	llvm::InlineConstants

Functions
InlineParams	llvm::getInlineParams ()
	Generate the parameters to tune the inline cost analysis based only on the commandline options. More...
InlineParams	llvm::getInlineParams (int Threshold)
	Generate the parameters to tune the inline cost analysis based on command line options. More...
InlineParams	llvm::getInlineParams (unsigned OptLevel, unsigned SizeOptLevel)
	Generate the parameters to tune the inline cost analysis based on command line options. More...
int	llvm::getCallsiteCost (CallBase &Call, const DataLayout &DL)
	Return the cost associated with a callsite, including parameter passing and the call/return instruction. More...
InlineCost	llvm::getInlineCost (CallBase &Call, const InlineParams &Params, TargetTransformInfo &CalleeTTI, function_ref< AssumptionCache &(Function &)> GetAssumptionCache, function_ref< const TargetLibraryInfo &(Function &)> GetTLI, function_ref< BlockFrequencyInfo &(Function &)> GetBFI=nullptr, ProfileSummaryInfo *PSI=nullptr, OptimizationRemarkEmitter *ORE=nullptr)
	Get an InlineCost object representing the cost of inlining this callsite. More...
InlineCost	llvm::getInlineCost (CallBase &Call, Function *Callee, const InlineParams &Params, TargetTransformInfo &CalleeTTI, function_ref< AssumptionCache &(Function &)> GetAssumptionCache, function_ref< const TargetLibraryInfo &(Function &)> GetTLI, function_ref< BlockFrequencyInfo &(Function &)> GetBFI=nullptr, ProfileSummaryInfo *PSI=nullptr, OptimizationRemarkEmitter *ORE=nullptr)
	Get an InlineCost with the callee explicitly specified. More...
Optional< InlineResult >	llvm::getAttributeBasedInliningDecision (CallBase &Call, Function *Callee, TargetTransformInfo &CalleeTTI, function_ref< const TargetLibraryInfo &(Function &)> GetTLI)
	Returns InlineResult::success() if the call site should be always inlined because of user directives, and the inlining is viable. More...
Optional< int >	llvm::getInliningCostEstimate (CallBase &Call, TargetTransformInfo &CalleeTTI, function_ref< AssumptionCache &(Function &)> GetAssumptionCache, function_ref< BlockFrequencyInfo &(Function &)> GetBFI=nullptr, ProfileSummaryInfo *PSI=nullptr, OptimizationRemarkEmitter *ORE=nullptr)
	Get the cost estimate ignoring thresholds. More...
Optional< InlineCostFeatures >	llvm::getInliningCostFeatures (CallBase &Call, TargetTransformInfo &CalleeTTI, function_ref< AssumptionCache &(Function &)> GetAssumptionCache, function_ref< BlockFrequencyInfo &(Function &)> GetBFI=nullptr, ProfileSummaryInfo *PSI=nullptr, OptimizationRemarkEmitter *ORE=nullptr)
	Get the expanded cost features. More...
InlineResult	llvm::isInlineViable (Function &Callee)
	Minimal filter to detect invalid constructs for inlining. More...

Variables
const int	llvm::InlineConstants::OptSizeThreshold = 50
	Use when optsize (-Os) is specified. More...
const int	llvm::InlineConstants::OptMinSizeThreshold = 5
	Use when minsize (-Oz) is specified. More...
const int	llvm::InlineConstants::OptAggressiveThreshold = 250
	Use when -O3 is specified. More...
const int	llvm::InlineConstants::InstrCost = 5
const int	llvm::InlineConstants::IndirectCallThreshold = 100
const int	llvm::InlineConstants::LoopPenalty = 25
const int	llvm::InlineConstants::LastCallToStaticBonus = 15000
const int	llvm::InlineConstants::ColdccPenalty = 2000
const unsigned	llvm::InlineConstants::TotalAllocaSizeRecursiveCaller = 1024
	Do not inline functions which allocate this many bytes on the stack when the caller is recursive. More...
const uint64_t	llvm::InlineConstants::MaxSimplifiedDynamicAllocaToInline = 65536
	Do not inline dynamic allocas that have been constant propagated to be static allocas above this amount in bytes. More...