SCCP.cpp File Reference

#include "llvm/Transforms/Scalar.h"
#include "llvm/Constants.h"
#include "llvm/Function.h"
#include "llvm/GlobalVariable.h"
#include "llvm/Instructions.h"
#include "llvm/Pass.h"
#include "llvm/Type.h"
#include "llvm/Support/InstVisitor.h"
#include "llvm/Transforms/Utils/Local.h"
#include "llvm/Support/Debug.h"
#include "llvm/ADT/hash_map"
#include "llvm/ADT/Statistic.h"
#include "llvm/ADT/STLExtras.h"
#include <algorithm>
#include <set>

Include dependency graph for SCCP.cpp:

Go to the source code of this file.

Classes

class SCCPSolver

Defines

#define DEBUG_TYPE "sccp"

Functions

static Constant * GetGEPGlobalInitializer (Constant *C, ConstantExpr *CE)

FunctionPass * llvm::createSCCPPass ()

Define Documentation

#define DEBUG_TYPE "sccp"

Definition at line 24 of file SCCP.cpp.

Function Documentation

static Constant* GetGEPGlobalInitializer ( Constant * C,

ConstantExpr * CE

) [static]

GetGEPGlobalInitializer - Given a constant and a getelementptr constantexpr, return the constant value being addressed by the constant expression, or null if something is funny.
Definition at line 645 of file SCCP.cpp.
References llvm::User::getNumOperands(), llvm::Constant::getOperand(), llvm::ConstantExpr::getOperand(), and llvm::Value::getType().

Variable Documentation

Statistic NumDeadBlocks("sccp","Number of basic blocks unreachable") [static]

Statistic NumInstRemoved("sccp","Number of instructions removed") [static]

RegisterOpt<SCCP> X("sccp","Sparse Conditional Constant Propagation") [static]


Classes
class	SCCPSolver
Defines
#define	DEBUG_TYPE "sccp"
Functions
static Constant *	GetGEPGlobalInitializer (Constant C, ConstantExpr CE)
FunctionPass *	llvm::createSCCPPass ()