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Replace #include <iostream> with llvm_* streams.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31924 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling
2006-11-26 10:02:32 +00:00
parent b742703137
commit 0a81aac4b4
6 changed files with 62 additions and 69 deletions
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lib/Transforms/IPO/GlobalOpt.cpp
+35 -35
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@@ -28,7 +28,6 @@
#include "llvm/ADT/Statistic.h"
#include "llvm/ADT/StringExtras.h"
#include <algorithm>
#include <iostream>
#include <set>
using namespace llvm;
@@ -425,7 +424,7 @@ static GlobalVariable *SRAGlobal(GlobalVariable *GV) {
if (NewGlobals.empty())
return 0;
DEBUG(std::cerr << "PERFORMING GLOBAL SRA ON: " << *GV);
DOUT << "PERFORMING GLOBAL SRA ON: " << *GV;
Constant *NullInt = Constant::getNullValue(Type::IntTy);
@@ -495,17 +494,17 @@ static bool AllUsesOfValueWillTrapIfNull(Value *V) {
// Will trap.
} else if (StoreInst *SI = dyn_cast<StoreInst>(*UI)) {
if (SI->getOperand(0) == V) {
//std::cerr << "NONTRAPPING USE: " << **UI;
//llvm_cerr << "NONTRAPPING USE: " << **UI;
return false; // Storing the value.
}
} else if (CallInst *CI = dyn_cast<CallInst>(*UI)) {
if (CI->getOperand(0) != V) {
//std::cerr << "NONTRAPPING USE: " << **UI;
//llvm_cerr << "NONTRAPPING USE: " << **UI;
return false; // Not calling the ptr
}
} else if (InvokeInst *II = dyn_cast<InvokeInst>(*UI)) {
if (II->getOperand(0) != V) {
//std::cerr << "NONTRAPPING USE: " << **UI;
//llvm_cerr << "NONTRAPPING USE: " << **UI;
return false; // Not calling the ptr
}
} else if (CastInst *CI = dyn_cast<CastInst>(*UI)) {
@@ -516,7 +515,7 @@ static bool AllUsesOfValueWillTrapIfNull(Value *V) {
isa<ConstantPointerNull>(UI->getOperand(1))) {
// Ignore setcc X, null
} else {
//std::cerr << "NONTRAPPING USE: " << **UI;
//llvm_cerr << "NONTRAPPING USE: " << **UI;
return false;
}
return true;
@@ -534,7 +533,7 @@ static bool AllUsesOfLoadedValueWillTrapIfNull(GlobalVariable *GV) {
// Ignore stores to the global.
} else {
// We don't know or understand this user, bail out.
//std::cerr << "UNKNOWN USER OF GLOBAL!: " << **UI;
//llvm_cerr << "UNKNOWN USER OF GLOBAL!: " << **UI;
return false;
}
@@ -620,7 +619,7 @@ static bool OptimizeAwayTrappingUsesOfLoads(GlobalVariable *GV, Constant *LV) {
}
if (Changed) {
DEBUG(std::cerr << "OPTIMIZED LOADS FROM STORED ONCE POINTER: " << *GV);
DOUT << "OPTIMIZED LOADS FROM STORED ONCE POINTER: " << *GV;
++NumGlobUses;
}
@@ -640,7 +639,7 @@ static bool OptimizeAwayTrappingUsesOfLoads(GlobalVariable *GV, Constant *LV) {
// If we nuked all of the loads, then none of the stores are needed either,
// nor is the global.
if (AllLoadsGone) {
DEBUG(std::cerr << " *** GLOBAL NOW DEAD!\n");
DOUT << " *** GLOBAL NOW DEAD!\n";
CleanupConstantGlobalUsers(GV, 0);
if (GV->use_empty()) {
GV->eraseFromParent();
@@ -674,7 +673,7 @@ static void ConstantPropUsersOf(Value *V) {
/// malloc into a global, and any laods of GV as uses of the new global.
static GlobalVariable *OptimizeGlobalAddressOfMalloc(GlobalVariable *GV,
MallocInst *MI) {
DEBUG(std::cerr << "PROMOTING MALLOC GLOBAL: " << *GV << " MALLOC = " <<*MI);
DOUT << "PROMOTING MALLOC GLOBAL: " << *GV << " MALLOC = " << *MI;
ConstantInt *NElements = cast<ConstantInt>(MI->getArraySize());
if (NElements->getZExtValue() != 1) {
@@ -918,7 +917,7 @@ static void RewriteUsesOfLoadForHeapSRoA(LoadInst *Ptr,
/// PerformHeapAllocSRoA - MI is an allocation of an array of structures. Break
/// it up into multiple allocations of arrays of the fields.
static GlobalVariable *PerformHeapAllocSRoA(GlobalVariable *GV, MallocInst *MI){
DEBUG(std::cerr << "SROA HEAP ALLOC: " << *GV << " MALLOC = " << *MI);
DOUT << "SROA HEAP ALLOC: " << *GV << " MALLOC = " << *MI;
const StructType *STy = cast<StructType>(MI->getAllocatedType());
// There is guaranteed to be at least one use of the malloc (storing
@@ -1196,7 +1195,7 @@ bool GlobalOpt::ProcessInternalGlobal(GlobalVariable *GV,
GV->removeDeadConstantUsers();
if (GV->use_empty()) {
DEBUG(std::cerr << "GLOBAL DEAD: " << *GV);
DOUT << "GLOBAL DEAD: " << *GV;
GV->eraseFromParent();
++NumDeleted;
return true;
@@ -1204,25 +1203,25 @@ bool GlobalOpt::ProcessInternalGlobal(GlobalVariable *GV,
if (!AnalyzeGlobal(GV, GS, PHIUsers)) {
#if 0
std::cerr << "Global: " << *GV;
std::cerr << " isLoaded = " << GS.isLoaded << "\n";
std::cerr << " StoredType = ";
llvm_cerr << "Global: " << *GV;
llvm_cerr << " isLoaded = " << GS.isLoaded << "\n";
llvm_cerr << " StoredType = ";
switch (GS.StoredType) {
case GlobalStatus::NotStored: std::cerr << "NEVER STORED\n"; break;
case GlobalStatus::isInitializerStored: std::cerr << "INIT STORED\n"; break;
case GlobalStatus::isStoredOnce: std::cerr << "STORED ONCE\n"; break;
case GlobalStatus::isStored: std::cerr << "stored\n"; break;
case GlobalStatus::NotStored: llvm_cerr << "NEVER STORED\n"; break;
case GlobalStatus::isInitializerStored: llvm_cerr << "INIT STORED\n"; break;
case GlobalStatus::isStoredOnce: llvm_cerr << "STORED ONCE\n"; break;
case GlobalStatus::isStored: llvm_cerr << "stored\n"; break;
}
if (GS.StoredType == GlobalStatus::isStoredOnce && GS.StoredOnceValue)
std::cerr << " StoredOnceValue = " << *GS.StoredOnceValue << "\n";
llvm_cerr << " StoredOnceValue = " << *GS.StoredOnceValue << "\n";
if (GS.AccessingFunction && !GS.HasMultipleAccessingFunctions)
std::cerr << " AccessingFunction = " << GS.AccessingFunction->getName()
llvm_cerr << " AccessingFunction = " << GS.AccessingFunction->getName()
<< "\n";
std::cerr << " HasMultipleAccessingFunctions = "
llvm_cerr << " HasMultipleAccessingFunctions = "
<< GS.HasMultipleAccessingFunctions << "\n";
std::cerr << " HasNonInstructionUser = " << GS.HasNonInstructionUser<<"\n";
std::cerr << " isNotSuitableForSRA = " << GS.isNotSuitableForSRA << "\n";
std::cerr << "\n";
llvm_cerr << " HasNonInstructionUser = " << GS.HasNonInstructionUser<<"\n";
llvm_cerr << " isNotSuitableForSRA = " << GS.isNotSuitableForSRA << "\n";
llvm_cerr << "\n";
#endif
// If this is a first class global and has only one accessing function
@@ -1237,7 +1236,7 @@ bool GlobalOpt::ProcessInternalGlobal(GlobalVariable *GV,
GV->getType()->getElementType()->isFirstClassType() &&
GS.AccessingFunction->getName() == "main" &&
GS.AccessingFunction->hasExternalLinkage()) {
DEBUG(std::cerr << "LOCALIZING GLOBAL: " << *GV);
DOUT << "LOCALIZING GLOBAL: " << *GV;
Instruction* FirstI = GS.AccessingFunction->getEntryBlock().begin();
const Type* ElemTy = GV->getType()->getElementType();
// FIXME: Pass Global's alignment when globals have alignment
@@ -1254,7 +1253,7 @@ bool GlobalOpt::ProcessInternalGlobal(GlobalVariable *GV,
// If the global is never loaded (but may be stored to), it is dead.
// Delete it now.
if (!GS.isLoaded) {
DEBUG(std::cerr << "GLOBAL NEVER LOADED: " << *GV);
DOUT << "GLOBAL NEVER LOADED: " << *GV;
// Delete any stores we can find to the global. We may not be able to
// make it completely dead though.
@@ -1269,7 +1268,7 @@ bool GlobalOpt::ProcessInternalGlobal(GlobalVariable *GV,
return Changed;
} else if (GS.StoredType <= GlobalStatus::isInitializerStored) {
DEBUG(std::cerr << "MARKING CONSTANT: " << *GV);
DOUT << "MARKING CONSTANT: " << *GV;
GV->setConstant(true);
// Clean up any obviously simplifiable users now.
@@ -1277,8 +1276,8 @@ bool GlobalOpt::ProcessInternalGlobal(GlobalVariable *GV,
// If the global is dead now, just nuke it.
if (GV->use_empty()) {
DEBUG(std::cerr << " *** Marking constant allowed us to simplify "
"all users and delete global!\n");
DOUT << " *** Marking constant allowed us to simplify "
<< "all users and delete global!\n";
GV->eraseFromParent();
++NumDeleted;
}
@@ -1305,8 +1304,8 @@ bool GlobalOpt::ProcessInternalGlobal(GlobalVariable *GV,
CleanupConstantGlobalUsers(GV, GV->getInitializer());
if (GV->use_empty()) {
DEBUG(std::cerr << " *** Substituting initializer allowed us to "
"simplify all users and delete global!\n");
DOUT << " *** Substituting initializer allowed us to "
<< "simplify all users and delete global!\n";
GV->eraseFromParent();
++NumDeleted;
} else {
@@ -1328,7 +1327,7 @@ bool GlobalOpt::ProcessInternalGlobal(GlobalVariable *GV,
if (GV->getType()->getElementType() != Type::BoolTy &&
!GV->getType()->getElementType()->isFloatingPoint() &&
!GS.HasPHIUser) {
DEBUG(std::cerr << " *** SHRINKING TO BOOL: " << *GV);
DOUT << " *** SHRINKING TO BOOL: " << *GV;
ShrinkGlobalToBoolean(GV, SOVConstant);
++NumShrunkToBool;
return true;
@@ -1851,8 +1850,9 @@ static bool EvaluateStaticConstructor(Function *F) {
CallStack, MutatedMemory, AllocaTmps);
if (EvalSuccess) {
// We succeeded at evaluation: commit the result.
DEBUG(std::cerr << "FULLY EVALUATED GLOBAL CTOR FUNCTION '" <<
F->getName() << "' to " << MutatedMemory.size() << " stores.\n");
DOUT << "FULLY EVALUATED GLOBAL CTOR FUNCTION '"
<< F->getName() << "' to " << MutatedMemory.size()
<< " stores.\n";
for (std::map<Constant*, Constant*>::iterator I = MutatedMemory.begin(),
E = MutatedMemory.end(); I != E; ++I)
CommitValueTo(I->second, I->first);