#include "llvm/Pass.h"
#include "llvm/Analysis/ConstantFolding.h"
#include "llvm/Analysis/MemoryBuiltins.h"
-#include "llvm/Target/TargetData.h"
+#include "llvm/DataLayout.h"
#include "llvm/Target/TargetLibraryInfo.h"
#include "llvm/Support/CallSite.h"
#include "llvm/Support/Debug.h"
const GlobalStatus &GS);
bool OptimizeEmptyGlobalCXXDtors(Function *CXAAtExitFn);
- TargetData *TD;
+ DataLayout *TD;
TargetLibraryInfo *TLI;
};
}
/// quick scan over the use list to clean up the easy and obvious cruft. This
/// returns true if it made a change.
static bool CleanupConstantGlobalUsers(Value *V, Constant *Init,
- TargetData *TD, TargetLibraryInfo *TLI) {
+ DataLayout *TD, TargetLibraryInfo *TLI) {
bool Changed = false;
for (Value::use_iterator UI = V->use_begin(), E = V->use_end(); UI != E;) {
User *U = *UI++;
/// behavior of the program in a more fine-grained way. We have determined that
/// this transformation is safe already. We return the first global variable we
/// insert so that the caller can reprocess it.
-static GlobalVariable *SRAGlobal(GlobalVariable *GV, const TargetData &TD) {
+static GlobalVariable *SRAGlobal(GlobalVariable *GV, const DataLayout &TD) {
// Make sure this global only has simple uses that we can SRA.
if (!GlobalUsersSafeToSRA(GV))
return 0;
/// if the loaded value is dynamically null, then we know that they cannot be
/// reachable with a null optimize away the load.
static bool OptimizeAwayTrappingUsesOfLoads(GlobalVariable *GV, Constant *LV,
- TargetData *TD,
+ DataLayout *TD,
TargetLibraryInfo *TLI) {
bool Changed = false;
/// ConstantPropUsersOf - Walk the use list of V, constant folding all of the
/// instructions that are foldable.
static void ConstantPropUsersOf(Value *V,
- TargetData *TD, TargetLibraryInfo *TLI) {
+ DataLayout *TD, TargetLibraryInfo *TLI) {
for (Value::use_iterator UI = V->use_begin(), E = V->use_end(); UI != E; )
if (Instruction *I = dyn_cast<Instruction>(*UI++))
if (Constant *NewC = ConstantFoldInstruction(I, TD, TLI)) {
CallInst *CI,
Type *AllocTy,
ConstantInt *NElements,
- TargetData *TD,
+ DataLayout *TD,
TargetLibraryInfo *TLI) {
DEBUG(errs() << "PROMOTING GLOBAL: " << *GV << " CALL = " << *CI << '\n');
/// PerformHeapAllocSRoA - CI is an allocation of an array of structures. Break
/// it up into multiple allocations of arrays of the fields.
static GlobalVariable *PerformHeapAllocSRoA(GlobalVariable *GV, CallInst *CI,
- Value *NElems, TargetData *TD,
+ Value *NElems, DataLayout *TD,
const TargetLibraryInfo *TLI) {
DEBUG(dbgs() << "SROA HEAP ALLOC: " << *GV << " MALLOC = " << *CI << '\n');
Type *MAT = getMallocAllocatedType(CI, TLI);
Type *AllocTy,
AtomicOrdering Ordering,
Module::global_iterator &GVI,
- TargetData *TD,
+ DataLayout *TD,
TargetLibraryInfo *TLI) {
if (!TD)
return false;
static bool OptimizeOnceStoredGlobal(GlobalVariable *GV, Value *StoredOnceVal,
AtomicOrdering Ordering,
Module::global_iterator &GVI,
- TargetData *TD, TargetLibraryInfo *TLI) {
+ DataLayout *TD, TargetLibraryInfo *TLI) {
// Ignore no-op GEPs and bitcasts.
StoredOnceVal = StoredOnceVal->stripPointerCasts();
++NumMarked;
return true;
} else if (!GV->getInitializer()->getType()->isSingleValueType()) {
- if (TargetData *TD = getAnalysisIfAvailable<TargetData>())
+ if (DataLayout *TD = getAnalysisIfAvailable<DataLayout>())
if (GlobalVariable *FirstNewGV = SRAGlobal(GV, *TD)) {
GVI = FirstNewGV; // Don't skip the newly produced globals!
return true;
static inline bool
isSimpleEnoughValueToCommit(Constant *C,
SmallPtrSet<Constant*, 8> &SimpleConstants,
- const TargetData *TD);
+ const DataLayout *TD);
/// isSimpleEnoughValueToCommit - Return true if the specified constant can be
/// time.
static bool isSimpleEnoughValueToCommitHelper(Constant *C,
SmallPtrSet<Constant*, 8> &SimpleConstants,
- const TargetData *TD) {
+ const DataLayout *TD) {
// Simple integer, undef, constant aggregate zero, global addresses, etc are
// all supported.
if (C->getNumOperands() == 0 || isa<BlockAddress>(C) ||
static inline bool
isSimpleEnoughValueToCommit(Constant *C,
SmallPtrSet<Constant*, 8> &SimpleConstants,
- const TargetData *TD) {
+ const DataLayout *TD) {
// If we already checked this constant, we win.
if (!SimpleConstants.insert(C)) return true;
// Check the constant.
/// Once an evaluation call fails, the evaluation object should not be reused.
class Evaluator {
public:
- Evaluator(const TargetData *TD, const TargetLibraryInfo *TLI)
+ Evaluator(const DataLayout *TD, const TargetLibraryInfo *TLI)
: TD(TD), TLI(TLI) {
ValueStack.push_back(new DenseMap<Value*, Constant*>);
}
/// simple enough to live in a static initializer of a global.
SmallPtrSet<Constant*, 8> SimpleConstants;
- const TargetData *TD;
+ const DataLayout *TD;
const TargetLibraryInfo *TLI;
};
/// EvaluateStaticConstructor - Evaluate static constructors in the function, if
/// we can. Return true if we can, false otherwise.
-static bool EvaluateStaticConstructor(Function *F, const TargetData *TD,
+static bool EvaluateStaticConstructor(Function *F, const DataLayout *TD,
const TargetLibraryInfo *TLI) {
// Call the function.
Evaluator Eval(TD, TLI);
bool GlobalOpt::runOnModule(Module &M) {
bool Changed = false;
- TD = getAnalysisIfAvailable<TargetData>();
+ TD = getAnalysisIfAvailable<DataLayout>();
TLI = &getAnalysis<TargetLibraryInfo>();
// Try to find the llvm.globalctors list.