#include "llvm/Transforms/Scalar/SCCP.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Analysis/DomTreeUpdater.h"
#include "llvm/Analysis/GlobalsModRef.h"
#include "llvm/Analysis/TargetLibraryInfo.h"
#include "llvm/Analysis/ValueTracking.h"
#include "llvm/IR/BasicBlock.h"
#include "llvm/IR/Constant.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/GlobalVariable.h"
#include "llvm/IR/InstrTypes.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/PassManager.h"
#include "llvm/IR/Type.h"
#include "llvm/IR/User.h"
#include "llvm/IR/Value.h"
#include "llvm/Pass.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Transforms/Scalar.h"
#include "llvm/Transforms/Utils/Local.h"
#include "llvm/Transforms/Utils/SCCPSolver.h"
#include <utility>

Macros
#define	DEBUG_TYPE "sccp"

Functions
	STATISTIC (NumInstRemoved, "Number of instructions removed")

	STATISTIC (NumDeadBlocks, "Number of basic blocks unreachable")

	STATISTIC (NumInstReplaced, "Number of instructions replaced with (simpler) instruction")

static bool	runSCCP (Function &F, const DataLayout &DL, const TargetLibraryInfo *TLI, DomTreeUpdater &DTU)

Macro Definition Documentation

◆ DEBUG_TYPE

#define DEBUG_TYPE "sccp"

Definition at line 53 of file SCCP.cpp.

Function Documentation

◆ runSCCP()

static bool runSCCP	(	Function &	F,
		const DataLayout &	DL,
		const TargetLibraryInfo *	TLI,
		DomTreeUpdater &	DTU
	)

static

Definition at line 62 of file SCCP.cpp.

References llvm::changeToUnreachable(), llvm::dbgs(), llvm::DomTreeUpdater::deleteBB(), DL, F, llvm::SCCPSolver::isBlockExecutable(), LLVM_DEBUG, llvm::SCCPSolver::markBlockExecutable(), llvm::SCCPSolver::markOverdefined(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::SCCPSolver::removeNonFeasibleEdges(), llvm::SCCPSolver::resolvedUndefsIn(), llvm::SCCPSolver::simplifyInstsInBlock(), and llvm::SCCPSolver::solve().

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

◆ STATISTIC() [1/3]

STATISTIC	(	NumDeadBlocks	,
		"Number of basic blocks unreachable"
	)

◆ STATISTIC() [2/3]

STATISTIC	(	NumInstRemoved	,
		"Number of instructions removed"
	)

◆ STATISTIC() [3/3]

STATISTIC	(	NumInstReplaced	,
		"Number of instructions replaced with (simpler) instruction"
	)

Macros