#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/LLVMContext.h"
#include "llvm/IR/Module.h"
+#include "llvm/IR/ModuleSlotTracker.h"
#include "llvm/IR/Operator.h"
#include "llvm/IR/Statepoint.h"
#include "llvm/IR/TypeFinder.h"
// We want to visit the functions backward now so we can list function-local
// constants in the last Function they're used in. Module-level constants
// have already been visited above.
- for (auto I = M->rbegin(), E = M->rend(); I != E; ++I) {
- const Function &F = *I;
+ for (const Function &F : make_range(M->rbegin(), M->rend())) {
if (F.isDeclaration())
continue;
for (const BasicBlock &BB : F)
NoPrefix
};
-/// PrintLLVMName - Turn the specified name into an 'LLVM name', which is either
-/// prefixed with % (if the string only contains simple characters) or is
-/// surrounded with ""'s (if it has special chars in it). Print it out.
-static void PrintLLVMName(raw_ostream &OS, StringRef Name, PrefixType Prefix) {
+void llvm::printLLVMNameWithoutPrefix(raw_ostream &OS, StringRef Name) {
assert(!Name.empty() && "Cannot get empty name!");
- switch (Prefix) {
- case NoPrefix: break;
- case GlobalPrefix: OS << '@'; break;
- case ComdatPrefix: OS << '$'; break;
- case LabelPrefix: break;
- case LocalPrefix: OS << '%'; break;
- }
// Scan the name to see if it needs quotes first.
bool NeedsQuotes = isdigit(static_cast<unsigned char>(Name[0]));
OS << '"';
}
-/// PrintLLVMName - Turn the specified name into an 'LLVM name', which is either
-/// prefixed with % (if the string only contains simple characters) or is
-/// surrounded with ""'s (if it has special chars in it). Print it out.
+/// Turn the specified name into an 'LLVM name', which is either prefixed with %
+/// (if the string only contains simple characters) or is surrounded with ""'s
+/// (if it has special chars in it). Print it out.
+static void PrintLLVMName(raw_ostream &OS, StringRef Name, PrefixType Prefix) {
+ switch (Prefix) {
+ case NoPrefix:
+ break;
+ case GlobalPrefix:
+ OS << '@';
+ break;
+ case ComdatPrefix:
+ OS << '$';
+ break;
+ case LabelPrefix:
+ break;
+ case LocalPrefix:
+ OS << '%';
+ break;
+ }
+ printLLVMNameWithoutPrefix(OS, Name);
+}
+
+/// Turn the specified name into an 'LLVM name', which is either prefixed with %
+/// (if the string only contains simple characters) or is surrounded with ""'s
+/// (if it has special chars in it). Print it out.
static void PrintLLVMName(raw_ostream &OS, const Value *V) {
PrintLLVMName(OS, V->getName(),
isa<GlobalValue>(V) ? GlobalPrefix : LocalPrefix);
OS << '>';
}
-namespace {
+namespace llvm {
//===----------------------------------------------------------------------===//
// SlotTracker Class: Enumerate slot numbers for unnamed values
//===----------------------------------------------------------------------===//
SlotTracker(const SlotTracker &) = delete;
void operator=(const SlotTracker &) = delete;
};
-} // namespace
+} // namespace llvm
+
+ModuleSlotTracker::ModuleSlotTracker(SlotTracker &Machine, const Module *M,
+ const Function *F)
+ : M(M), F(F), Machine(&Machine) {}
+
+ModuleSlotTracker::ModuleSlotTracker(const Module *M,
+ bool ShouldInitializeAllMetadata)
+ : MachineStorage(M ? new SlotTracker(M, ShouldInitializeAllMetadata)
+ : nullptr),
+ M(M), Machine(MachineStorage.get()) {}
+
+ModuleSlotTracker::~ModuleSlotTracker() {}
+
+void ModuleSlotTracker::incorporateFunction(const Function &F) {
+ if (!Machine)
+ return;
+
+ // Nothing to do if this is the right function already.
+ if (this->F == &F)
+ return;
+ if (this->F)
+ Machine->purgeFunction();
+ Machine->incorporateFunction(&F);
+ this->F = &F;
+}
+
+int ModuleSlotTracker::getLocalSlot(const Value *V) {
+ assert(F && "No function incorporated");
+ return Machine->getLocalSlot(V);
+}
static SlotTracker *createSlotTracker(const Module *M) {
return new SlotTracker(M);
Out << " (";
if (const GEPOperator *GEP = dyn_cast<GEPOperator>(CE)) {
- TypePrinter.print(
- cast<PointerType>(GEP->getPointerOperandType()->getScalarType())
- ->getElementType(),
- Out);
+ TypePrinter.print(GEP->getSourceElementType(), Out);
Out << ", ";
}
Out << ")";
}
+static void writeDIModule(raw_ostream &Out, const DIModule *N,
+ TypePrinting *TypePrinter, SlotTracker *Machine,
+ const Module *Context) {
+ Out << "!DIModule(";
+ MDFieldPrinter Printer(Out, TypePrinter, Machine, Context);
+ Printer.printMetadata("scope", N->getRawScope(), /* ShouldSkipNull */ false);
+ Printer.printString("name", N->getName());
+ Printer.printString("configMacros", N->getConfigurationMacros());
+ Printer.printString("includePath", N->getIncludePath());
+ Printer.printString("isysroot", N->getISysRoot());
+ Out << ")";
+}
+
+
static void writeDITemplateTypeParameter(raw_ostream &Out,
const DITemplateTypeParameter *N,
TypePrinting *TypePrinter,
SlotTracker *Machine, const Module *Context,
bool FromValue) {
if (const MDNode *N = dyn_cast<MDNode>(MD)) {
- if (!Machine)
- Machine = new SlotTracker(Context);
+ std::unique_ptr<SlotTracker> MachineStorage;
+ if (!Machine) {
+ MachineStorage = make_unique<SlotTracker>(Context);
+ Machine = MachineStorage.get();
+ }
int Slot = Machine->getMetadataSlot(N);
if (Slot == -1)
// Give the pointer value instead of "badref", since this comes up all
class AssemblyWriter {
formatted_raw_ostream &Out;
const Module *TheModule;
- std::unique_ptr<SlotTracker> ModuleSlotTracker;
+ std::unique_ptr<SlotTracker> SlotTrackerStorage;
SlotTracker &Machine;
TypePrinting TypePrinter;
AssemblyAnnotationWriter *AnnotationWriter;
AssemblyWriter::AssemblyWriter(formatted_raw_ostream &o, const Module *M,
AssemblyAnnotationWriter *AAW,
bool ShouldPreserveUseListOrder)
- : Out(o), TheModule(M), ModuleSlotTracker(createSlotTracker(M)),
- Machine(*ModuleSlotTracker), AnnotationWriter(AAW),
+ : Out(o), TheModule(M), SlotTrackerStorage(createSlotTracker(M)),
+ Machine(*SlotTrackerStorage), AnnotationWriter(AAW),
ShouldPreserveUseListOrder(ShouldPreserveUseListOrder) {
init();
}
}
void Value::print(raw_ostream &ROS) const {
+ bool ShouldInitializeAllMetadata = false;
+ if (auto *I = dyn_cast<Instruction>(this))
+ ShouldInitializeAllMetadata = isReferencingMDNode(*I);
+ else if (isa<Function>(this) || isa<MetadataAsValue>(this))
+ ShouldInitializeAllMetadata = true;
+
+ ModuleSlotTracker MST(getModuleFromVal(this), ShouldInitializeAllMetadata);
+ print(ROS, MST);
+}
+
+void Value::print(raw_ostream &ROS, ModuleSlotTracker &MST) const {
formatted_raw_ostream OS(ROS);
+ SlotTracker EmptySlotTable(static_cast<const Module *>(nullptr));
+ SlotTracker &SlotTable =
+ MST.getMachine() ? *MST.getMachine() : EmptySlotTable;
+ auto incorporateFunction = [&](const Function *F) {
+ if (F)
+ MST.incorporateFunction(*F);
+ };
+
if (const Instruction *I = dyn_cast<Instruction>(this)) {
- const Function *F = I->getParent() ? I->getParent()->getParent() : nullptr;
- SlotTracker SlotTable(
- F,
- /* ShouldInitializeAllMetadata */ isReferencingMDNode(*I));
+ incorporateFunction(I->getParent() ? I->getParent()->getParent() : nullptr);
AssemblyWriter W(OS, SlotTable, getModuleFromVal(I), nullptr);
W.printInstruction(*I);
} else if (const BasicBlock *BB = dyn_cast<BasicBlock>(this)) {
- SlotTracker SlotTable(BB->getParent());
+ incorporateFunction(BB->getParent());
AssemblyWriter W(OS, SlotTable, getModuleFromVal(BB), nullptr);
W.printBasicBlock(BB);
} else if (const GlobalValue *GV = dyn_cast<GlobalValue>(this)) {
- SlotTracker SlotTable(GV->getParent(),
- /* ShouldInitializeAllMetadata */ isa<Function>(GV));
AssemblyWriter W(OS, SlotTable, GV->getParent(), nullptr);
if (const GlobalVariable *V = dyn_cast<GlobalVariable>(GV))
W.printGlobal(V);
else
W.printAlias(cast<GlobalAlias>(GV));
} else if (const MetadataAsValue *V = dyn_cast<MetadataAsValue>(this)) {
- V->getMetadata()->print(ROS, getModuleFromVal(V));
+ V->getMetadata()->print(ROS, MST, getModuleFromVal(V));
} else if (const Constant *C = dyn_cast<Constant>(this)) {
TypePrinting TypePrinter;
TypePrinter.print(C->getType(), OS);
OS << ' ';
- WriteConstantInternal(OS, C, TypePrinter, nullptr, nullptr);
+ WriteConstantInternal(OS, C, TypePrinter, MST.getMachine(), nullptr);
} else if (isa<InlineAsm>(this) || isa<Argument>(this)) {
- this->printAsOperand(OS);
+ this->printAsOperand(OS, /* PrintType */ true, MST);
} else {
llvm_unreachable("Unknown value to print out!");
}
}
-void Value::printAsOperand(raw_ostream &O, bool PrintType, const Module *M) const {
- // Fast path: Don't construct and populate a TypePrinting object if we
- // won't be needing any types printed.
- bool IsMetadata = isa<MetadataAsValue>(this);
- if (!PrintType && ((!isa<Constant>(this) && !IsMetadata) || hasName() ||
- isa<GlobalValue>(this))) {
- WriteAsOperandInternal(O, this, nullptr, nullptr, M);
- return;
+/// Print without a type, skipping the TypePrinting object.
+///
+/// \return \c true iff printing was succesful.
+static bool printWithoutType(const Value &V, raw_ostream &O,
+ SlotTracker *Machine, const Module *M) {
+ if (V.hasName() || isa<GlobalValue>(V) ||
+ (!isa<Constant>(V) && !isa<MetadataAsValue>(V))) {
+ WriteAsOperandInternal(O, &V, nullptr, Machine, M);
+ return true;
}
+ return false;
+}
- if (!M)
- M = getModuleFromVal(this);
-
+static void printAsOperandImpl(const Value &V, raw_ostream &O, bool PrintType,
+ ModuleSlotTracker &MST) {
TypePrinting TypePrinter;
- if (M)
+ if (const Module *M = MST.getModule())
TypePrinter.incorporateTypes(*M);
if (PrintType) {
- TypePrinter.print(getType(), O);
+ TypePrinter.print(V.getType(), O);
O << ' ';
}
- SlotTracker Machine(M, /* ShouldInitializeAllMetadata */ IsMetadata);
- WriteAsOperandInternal(O, this, &TypePrinter, &Machine, M);
+ WriteAsOperandInternal(O, &V, &TypePrinter, MST.getMachine(),
+ MST.getModule());
+}
+
+void Value::printAsOperand(raw_ostream &O, bool PrintType,
+ const Module *M) const {
+ if (!M)
+ M = getModuleFromVal(this);
+
+ if (!PrintType)
+ if (printWithoutType(*this, O, nullptr, M))
+ return;
+
+ SlotTracker Machine(
+ M, /* ShouldInitializeAllMetadata */ isa<MetadataAsValue>(this));
+ ModuleSlotTracker MST(Machine, M);
+ printAsOperandImpl(*this, O, PrintType, MST);
+}
+
+void Value::printAsOperand(raw_ostream &O, bool PrintType,
+ ModuleSlotTracker &MST) const {
+ if (!PrintType)
+ if (printWithoutType(*this, O, MST.getMachine(), MST.getModule()))
+ return;
+
+ printAsOperandImpl(*this, O, PrintType, MST);
}
static void printMetadataImpl(raw_ostream &ROS, const Metadata &MD,
- const Module *M, bool OnlyAsOperand) {
+ ModuleSlotTracker &MST, const Module *M,
+ bool OnlyAsOperand) {
formatted_raw_ostream OS(ROS);
- auto *N = dyn_cast<MDNode>(&MD);
TypePrinting TypePrinter;
- SlotTracker Machine(M, /* ShouldInitializeAllMetadata */ N);
if (M)
TypePrinter.incorporateTypes(*M);
- WriteAsOperandInternal(OS, &MD, &TypePrinter, &Machine, M,
+ WriteAsOperandInternal(OS, &MD, &TypePrinter, MST.getMachine(), M,
/* FromValue */ true);
+
+ auto *N = dyn_cast<MDNode>(&MD);
if (OnlyAsOperand || !N)
return;
OS << " = ";
- WriteMDNodeBodyInternal(OS, N, &TypePrinter, &Machine, M);
+ WriteMDNodeBodyInternal(OS, N, &TypePrinter, MST.getMachine(), M);
}
void Metadata::printAsOperand(raw_ostream &OS, const Module *M) const {
- printMetadataImpl(OS, *this, M, /* OnlyAsOperand */ true);
+ ModuleSlotTracker MST(M, isa<MDNode>(this));
+ printMetadataImpl(OS, *this, MST, M, /* OnlyAsOperand */ true);
+}
+
+void Metadata::printAsOperand(raw_ostream &OS, ModuleSlotTracker &MST,
+ const Module *M) const {
+ printMetadataImpl(OS, *this, MST, M, /* OnlyAsOperand */ true);
}
void Metadata::print(raw_ostream &OS, const Module *M) const {
- printMetadataImpl(OS, *this, M, /* OnlyAsOperand */ false);
+ ModuleSlotTracker MST(M, isa<MDNode>(this));
+ printMetadataImpl(OS, *this, MST, M, /* OnlyAsOperand */ false);
+}
+
+void Metadata::print(raw_ostream &OS, ModuleSlotTracker &MST,
+ const Module *M) const {
+ printMetadataImpl(OS, *this, MST, M, /* OnlyAsOperand */ false);
}
// Value::dump - allow easy printing of Values from the debugger.