#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringExtras.h"
-#include "llvm/DebugInfo.h"
#include "llvm/IR/AssemblyAnnotationWriter.h"
+#include "llvm/IR/CFG.h"
#include "llvm/IR/CallingConv.h"
#include "llvm/IR/Constants.h"
+#include "llvm/IR/DebugInfo.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/IRPrintingPasses.h"
#include "llvm/IR/InlineAsm.h"
#include "llvm/IR/Operator.h"
#include "llvm/IR/TypeFinder.h"
#include "llvm/IR/ValueSymbolTable.h"
-#include "llvm/Support/CFG.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/Dwarf.h"
#include "llvm/Support/ErrorHandling.h"
static const Module *getModuleFromVal(const Value *V) {
if (const Argument *MA = dyn_cast<Argument>(V))
- return MA->getParent() ? MA->getParent()->getParent() : 0;
+ return MA->getParent() ? MA->getParent()->getParent() : nullptr;
if (const BasicBlock *BB = dyn_cast<BasicBlock>(V))
- return BB->getParent() ? BB->getParent()->getParent() : 0;
+ return BB->getParent() ? BB->getParent()->getParent() : nullptr;
if (const Instruction *I = dyn_cast<Instruction>(V)) {
- const Function *M = I->getParent() ? I->getParent()->getParent() : 0;
- return M ? M->getParent() : 0;
+ const Function *M = I->getParent() ? I->getParent()->getParent() : nullptr;
+ return M ? M->getParent() : nullptr;
}
if (const GlobalValue *GV = dyn_cast<GlobalValue>(V))
return GV->getParent();
- return 0;
+ return nullptr;
}
static void PrintCallingConv(unsigned cc, raw_ostream &Out) {
enum PrefixType {
GlobalPrefix,
+ ComdatPrefix,
LabelPrefix,
LocalPrefix,
NoPrefix
switch (Prefix) {
case NoPrefix: break;
case GlobalPrefix: OS << '@'; break;
+ case ComdatPrefix: OS << '$'; break;
case LabelPrefix: break;
case LocalPrefix: OS << '%'; break;
}
if (!MD->isFunctionLocal())
return new SlotTracker(MD->getFunction());
- return new SlotTracker((Function *)0);
+ return new SlotTracker((Function *)nullptr);
}
- return 0;
+ return nullptr;
}
#if 0
// Module level constructor. Causes the contents of the Module (sans functions)
// to be added to the slot table.
SlotTracker::SlotTracker(const Module *M)
- : TheModule(M), TheFunction(0), FunctionProcessed(false),
+ : TheModule(M), TheFunction(nullptr), FunctionProcessed(false),
mNext(0), fNext(0), mdnNext(0), asNext(0) {
}
// Function level constructor. Causes the contents of the Module and the one
// function provided to be added to the slot table.
SlotTracker::SlotTracker(const Function *F)
- : TheModule(F ? F->getParent() : 0), TheFunction(F), FunctionProcessed(false),
- mNext(0), fNext(0), mdnNext(0), asNext(0) {
+ : TheModule(F ? F->getParent() : nullptr), TheFunction(F),
+ FunctionProcessed(false), mNext(0), fNext(0), mdnNext(0), asNext(0) {
}
inline void SlotTracker::initialize() {
if (TheModule) {
processModule();
- TheModule = 0; ///< Prevent re-processing next time we're called.
+ TheModule = nullptr; ///< Prevent re-processing next time we're called.
}
if (TheFunction && !FunctionProcessed)
void SlotTracker::purgeFunction() {
ST_DEBUG("begin purgeFunction!\n");
fMap.clear(); // Simply discard the function level map
- TheFunction = 0;
+ TheFunction = nullptr;
FunctionProcessed = false;
ST_DEBUG("end purgeFunction!\n");
}
// output the string in hexadecimal format! Note that loading and storing
// floating point types changes the bits of NaNs on some hosts, notably
// x86, so we must not use these types.
- assert(sizeof(double) == sizeof(uint64_t) &&
- "assuming that double is 64 bits!");
+ static_assert(sizeof(double) == sizeof(uint64_t),
+ "assuming that double is 64 bits!");
char Buffer[40];
APFloat apf = CFP->getValueAPF();
// Halves and floats are represented in ASCII IR as double, convert.
Out << "!{";
for (unsigned mi = 0, me = Node->getNumOperands(); mi != me; ++mi) {
const Value *V = Node->getOperand(mi);
- if (V == 0)
+ if (!V)
Out << "null";
else {
TypePrinter->print(V->getType(), Out);
return;
}
- if (V->getValueID() == Value::PseudoSourceValueVal ||
- V->getValueID() == Value::FixedStackPseudoSourceValueVal) {
- V->print(Out);
- return;
- }
-
char Prefix = '%';
int Slot;
// If we have a SlotTracker, use it.
Slot = Machine->getLocalSlot(V);
}
delete Machine;
- Machine = 0;
+ Machine = nullptr;
} else {
Slot = -1;
}
}
void AssemblyWriter::init() {
- if (TheModule)
- TypePrinter.incorporateTypes(*TheModule);
+ if (!TheModule)
+ return;
+ TypePrinter.incorporateTypes(*TheModule);
+ for (const Function &F : *TheModule)
+ if (const Comdat *C = F.getComdat())
+ Comdats.insert(C);
+ for (const GlobalVariable &GV : TheModule->globals())
+ if (const Comdat *C = GV.getComdat())
+ Comdats.insert(C);
}
AssemblyWriter::~AssemblyWriter() { }
void AssemblyWriter::writeOperand(const Value *Operand, bool PrintType) {
- if (Operand == 0) {
+ if (!Operand) {
Out << "<null operand!>";
return;
}
}
}
+void AssemblyWriter::writeAtomicCmpXchg(AtomicOrdering SuccessOrdering,
+ AtomicOrdering FailureOrdering,
+ SynchronizationScope SynchScope) {
+ assert(SuccessOrdering != NotAtomic && FailureOrdering != NotAtomic);
+
+ switch (SynchScope) {
+ case SingleThread: Out << " singlethread"; break;
+ case CrossThread: break;
+ }
+
+ switch (SuccessOrdering) {
+ default: Out << " <bad ordering " << int(SuccessOrdering) << ">"; break;
+ case Unordered: Out << " unordered"; break;
+ case Monotonic: Out << " monotonic"; break;
+ case Acquire: Out << " acquire"; break;
+ case Release: Out << " release"; break;
+ case AcquireRelease: Out << " acq_rel"; break;
+ case SequentiallyConsistent: Out << " seq_cst"; break;
+ }
+
+ switch (FailureOrdering) {
+ default: Out << " <bad ordering " << int(FailureOrdering) << ">"; break;
+ case Unordered: Out << " unordered"; break;
+ case Monotonic: Out << " monotonic"; break;
+ case Acquire: Out << " acquire"; break;
+ case Release: Out << " release"; break;
+ case AcquireRelease: Out << " acq_rel"; break;
+ case SequentiallyConsistent: Out << " seq_cst"; break;
+ }
+}
+
void AssemblyWriter::writeParamOperand(const Value *Operand,
AttributeSet Attrs, unsigned Idx) {
- if (Operand == 0) {
+ if (!Operand) {
Out << "<null operand!>";
return;
}
M->getModuleIdentifier().find('\n') == std::string::npos)
Out << "; ModuleID = '" << M->getModuleIdentifier() << "'\n";
- if (!M->getDataLayout().empty())
- Out << "target datalayout = \"" << M->getDataLayout() << "\"\n";
+ const std::string &DL = M->getDataLayoutStr();
+ if (!DL.empty())
+ Out << "target datalayout = \"" << DL << "\"\n";
if (!M->getTargetTriple().empty())
Out << "target triple = \"" << M->getTargetTriple() << "\"\n";
printTypeIdentities();
+ // Output all comdats.
+ if (!Comdats.empty())
+ Out << '\n';
+ for (const Comdat *C : Comdats) {
+ printComdat(C);
+ if (C != Comdats.back())
+ Out << '\n';
+ }
+
// Output all globals.
if (!M->global_empty()) Out << '\n';
for (Module::const_global_iterator I = M->global_begin(), E = M->global_end();
switch (LT) {
case GlobalValue::ExternalLinkage: break;
case GlobalValue::PrivateLinkage: Out << "private "; break;
- case GlobalValue::LinkerPrivateLinkage: Out << "linker_private "; break;
- case GlobalValue::LinkerPrivateWeakLinkage:
- Out << "linker_private_weak ";
- break;
case GlobalValue::InternalLinkage: Out << "internal "; break;
case GlobalValue::LinkOnceAnyLinkage: Out << "linkonce "; break;
case GlobalValue::LinkOnceODRLinkage: Out << "linkonce_odr "; break;
PrintVisibility(GV->getVisibility(), Out);
PrintDLLStorageClass(GV->getDLLStorageClass(), Out);
PrintThreadLocalModel(GV->getThreadLocalMode(), Out);
+ if (GV->hasUnnamedAddr())
+ Out << "unnamed_addr ";
if (unsigned AddressSpace = GV->getType()->getAddressSpace())
Out << "addrspace(" << AddressSpace << ") ";
- if (GV->hasUnnamedAddr()) Out << "unnamed_addr ";
if (GV->isExternallyInitialized()) Out << "externally_initialized ";
Out << (GV->isConstant() ? "constant " : "global ");
TypePrinter.print(GV->getType()->getElementType(), Out);
PrintEscapedString(GV->getSection(), Out);
Out << '"';
}
+ if (GV->hasComdat()) {
+ Out << ", comdat ";
+ PrintLLVMName(Out, GV->getComdat()->getName(), ComdatPrefix);
+ }
if (GV->getAlignment())
Out << ", align " << GV->getAlignment();
}
PrintVisibility(GA->getVisibility(), Out);
PrintDLLStorageClass(GA->getDLLStorageClass(), Out);
+ PrintThreadLocalModel(GA->getThreadLocalMode(), Out);
+ if (GA->hasUnnamedAddr())
+ Out << "unnamed_addr ";
Out << "alias ";
const Constant *Aliasee = GA->getAliasee();
- if (Aliasee == 0) {
+ if (!Aliasee) {
TypePrinter.print(GA->getType(), Out);
Out << " <<NULL ALIASEE>>";
} else {
Out << '\n';
}
+void AssemblyWriter::printComdat(const Comdat *C) {
+ C->print(Out);
+}
+
void AssemblyWriter::printTypeIdentities() {
if (TypePrinter.NumberedTypes.empty() &&
TypePrinter.NamedTypes.empty())
PrintEscapedString(F->getSection(), Out);
Out << '"';
}
+ if (F->hasComdat()) {
+ Out << " comdat ";
+ PrintLLVMName(Out, F->getComdat()->getName(), ComdatPrefix);
+ }
if (F->getAlignment())
Out << " align " << F->getAlignment();
if (F->hasGC())
Out << "<badref>";
}
- if (BB->getParent() == 0) {
+ if (!BB->getParent()) {
Out.PadToColumn(50);
Out << "; Error: Block without parent!";
} else if (BB != &BB->getParent()->getEntryBlock()) { // Not the entry block?
Out << '%' << SlotNum << " = ";
}
- if (isa<CallInst>(I) && cast<CallInst>(I).isTailCall())
- Out << "tail ";
+ if (const CallInst *CI = dyn_cast<CallInst>(&I)) {
+ if (CI->isMustTailCall())
+ Out << "musttail ";
+ else if (CI->isTailCall())
+ Out << "tail ";
+ }
// Print out the opcode...
Out << I.getOpcodeName();
(isa<StoreInst>(I) && cast<StoreInst>(I).isAtomic()))
Out << " atomic";
+ if (isa<AtomicCmpXchgInst>(I) && cast<AtomicCmpXchgInst>(I).isWeak())
+ Out << " weak";
+
// If this is a volatile operation, print out the volatile marker.
if ((isa<LoadInst>(I) && cast<LoadInst>(I).isVolatile()) ||
(isa<StoreInst>(I) && cast<StoreInst>(I).isVolatile()) ||
writeAtomicRMWOperation(Out, RMWI->getOperation());
// Print out the type of the operands...
- const Value *Operand = I.getNumOperands() ? I.getOperand(0) : 0;
+ const Value *Operand = I.getNumOperands() ? I.getOperand(0) : nullptr;
// Special case conditional branches to swizzle the condition out to the front
if (isa<BranchInst>(I) && cast<BranchInst>(I).isConditional()) {
} else if (const AllocaInst *AI = dyn_cast<AllocaInst>(&I)) {
Out << ' ';
+ if (AI->isUsedWithInAlloca())
+ Out << "inalloca ";
TypePrinter.print(AI->getAllocatedType(), Out);
if (!AI->getArraySize() || AI->isArrayAllocation()) {
Out << ", ";
if (SI->getAlignment())
Out << ", align " << SI->getAlignment();
} else if (const AtomicCmpXchgInst *CXI = dyn_cast<AtomicCmpXchgInst>(&I)) {
- writeAtomic(CXI->getOrdering(), CXI->getSynchScope());
+ writeAtomicCmpXchg(CXI->getSuccessOrdering(), CXI->getFailureOrdering(),
+ CXI->getSynchScope());
} else if (const AtomicRMWInst *RMWI = dyn_cast<AtomicRMWInst>(&I)) {
writeAtomic(RMWI->getOrdering(), RMWI->getSynchScope());
} else if (const FenceInst *FI = dyn_cast<FenceInst>(&I)) {
W.printModule(this);
}
-void NamedMDNode::print(raw_ostream &ROS, AssemblyAnnotationWriter *AAW) const {
+void NamedMDNode::print(raw_ostream &ROS) const {
SlotTracker SlotTable(getParent());
formatted_raw_ostream OS(ROS);
- AssemblyWriter W(OS, SlotTable, getParent(), AAW);
+ AssemblyWriter W(OS, SlotTable, getParent(), nullptr);
W.printNamedMDNode(this);
}
-void Type::print(raw_ostream &OS) const {
- if (this == 0) {
- OS << "<null Type>";
- return;
+void Comdat::print(raw_ostream &ROS) const {
+ PrintLLVMName(ROS, getName(), ComdatPrefix);
+ ROS << " = comdat ";
+
+ switch (getSelectionKind()) {
+ case Comdat::Any:
+ ROS << "any";
+ break;
+ case Comdat::ExactMatch:
+ ROS << "exactmatch";
+ break;
+ case Comdat::Largest:
+ ROS << "largest";
+ break;
+ case Comdat::NoDuplicates:
+ ROS << "noduplicates";
+ break;
+ case Comdat::SameSize:
+ ROS << "samesize";
+ break;
}
+
+ ROS << '\n';
+}
+
+void Type::print(raw_ostream &OS) const {
TypePrinting TP;
TP.print(const_cast<Type*>(this), OS);
}
}
-void Value::print(raw_ostream &ROS, AssemblyAnnotationWriter *AAW) const {
- if (this == 0) {
- ROS << "printing a <null> value\n";
- return;
- }
+void Value::print(raw_ostream &ROS) const {
formatted_raw_ostream OS(ROS);
if (const Instruction *I = dyn_cast<Instruction>(this)) {
- const Function *F = I->getParent() ? I->getParent()->getParent() : 0;
+ const Function *F = I->getParent() ? I->getParent()->getParent() : nullptr;
SlotTracker SlotTable(F);
- AssemblyWriter W(OS, SlotTable, getModuleFromVal(I), AAW);
+ AssemblyWriter W(OS, SlotTable, getModuleFromVal(I), nullptr);
W.printInstruction(*I);
} else if (const BasicBlock *BB = dyn_cast<BasicBlock>(this)) {
SlotTracker SlotTable(BB->getParent());
- AssemblyWriter W(OS, SlotTable, getModuleFromVal(BB), AAW);
+ AssemblyWriter W(OS, SlotTable, getModuleFromVal(BB), nullptr);
W.printBasicBlock(BB);
} else if (const GlobalValue *GV = dyn_cast<GlobalValue>(this)) {
SlotTracker SlotTable(GV->getParent());
- AssemblyWriter W(OS, SlotTable, GV->getParent(), AAW);
+ AssemblyWriter W(OS, SlotTable, GV->getParent(), nullptr);
if (const GlobalVariable *V = dyn_cast<GlobalVariable>(GV))
W.printGlobal(V);
else if (const Function *F = dyn_cast<Function>(GV))
} else if (const MDNode *N = dyn_cast<MDNode>(this)) {
const Function *F = N->getFunction();
SlotTracker SlotTable(F);
- AssemblyWriter W(OS, SlotTable, F ? F->getParent() : 0, AAW);
+ AssemblyWriter W(OS, SlotTable, F ? F->getParent() : nullptr, nullptr);
W.printMDNodeBody(N);
} else if (const Constant *C = dyn_cast<Constant>(this)) {
TypePrinting TypePrinter;
TypePrinter.print(C->getType(), OS);
OS << ' ';
- WriteConstantInternal(OS, C, TypePrinter, 0, 0);
+ WriteConstantInternal(OS, C, TypePrinter, nullptr, nullptr);
} else if (isa<InlineAsm>(this) || isa<MDString>(this) ||
isa<Argument>(this)) {
this->printAsOperand(OS);
} else {
- // Otherwise we don't know what it is. Call the virtual function to
- // allow a subclass to print itself.
- printCustom(OS);
+ llvm_unreachable("Unknown value to print out!");
}
}
if (!PrintType &&
((!isa<Constant>(this) && !isa<MDNode>(this)) ||
hasName() || isa<GlobalValue>(this))) {
- WriteAsOperandInternal(O, this, 0, 0, M);
+ WriteAsOperandInternal(O, this, nullptr, nullptr, M);
return;
}
O << ' ';
}
- WriteAsOperandInternal(O, this, &TypePrinter, 0, M);
-}
-
-// Value::printCustom - subclasses should override this to implement printing.
-void Value::printCustom(raw_ostream &OS) const {
- llvm_unreachable("Unknown value to print out!");
+ WriteAsOperandInternal(O, this, &TypePrinter, nullptr, M);
}
// Value::dump - allow easy printing of Values from the debugger.
void Type::dump() const { print(dbgs()); }
// Module::dump() - Allow printing of Modules from the debugger.
-void Module::dump() const { print(dbgs(), 0); }
+void Module::dump() const { print(dbgs(), nullptr); }
+
+// \brief Allow printing of Comdats from the debugger.
+void Comdat::dump() const { print(dbgs()); }
// NamedMDNode::dump() - Allow printing of NamedMDNodes from the debugger.
-void NamedMDNode::dump() const { print(dbgs(), 0); }
+void NamedMDNode::dump() const { print(dbgs()); }
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