InstSimplifyPass.cpp File Reference

#include "llvm/Transforms/Scalar/InstSimplifyPass.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Analysis/AssumptionCache.h"
#include "llvm/Analysis/InstructionSimplify.h"
#include "llvm/Analysis/TargetLibraryInfo.h"
#include "llvm/IR/Dominators.h"
#include "llvm/IR/Function.h"
#include "llvm/InitializePasses.h"
#include "llvm/Pass.h"
#include "llvm/Transforms/Scalar.h"
#include "llvm/Transforms/Utils/Local.h"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "instsimplify"

Functions
	STATISTIC (NumSimplified, "Number of redundant instructions removed")
static bool	runImpl (Function &F, const SimplifyQuery &SQ)
	INITIALIZE_PASS_BEGIN (InstSimplifyLegacyPass, "instsimplify", "Remove redundant instructions", false, false) INITIALIZE_PASS_END(InstSimplifyLegacyPass

Variables
	instsimplify
Remove redundant	instructions
Remove redundant	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "instsimplify"

Definition at line 24 of file InstSimplifyPass.cpp.

Function Documentation

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	InstSimplifyLegacyPass	,
		"instsimplify"	,
		"Remove redundant instructions"	,
		false	,
		false	)

References INITIALIZE_PASS_DEPENDENCY.

runImpl()

bool runImpl ( Function & F, const SimplifyQuery & SQ )

static

Definition at line 28 of file InstSimplifyPass.cpp.

References llvm::cast(), Changed, llvm::SmallPtrSetImpl< PtrType >::count(), llvm::SimplifyQuery::DT, llvm::SmallPtrSetImplBase::empty(), F, I, llvm::isInstructionTriviallyDead(), llvm::DominatorTree::isReachableFromEntry(), llvm::Next, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::RecursivelyDeleteTriviallyDeadInstructions(), S1, llvm::simplifyInstruction(), std::swap(), and llvm::SimplifyQuery::TLI.

STATISTIC()

STATISTIC	(	NumSimplified	,
		"Number of redundant instructions removed"	)

Variable Documentation

false

Remove redundant false

Definition at line 116 of file InstSimplifyPass.cpp.

instructions

Remove redundant instructions

Definition at line 116 of file InstSimplifyPass.cpp.

instsimplify

instsimplify

Definition at line 115 of file InstSimplifyPass.cpp.