#include "llvm/InlineAsm.h"
#include "llvm/Instruction.h"
#include "llvm/Instructions.h"
+#include "llvm/Operator.h"
+#include "llvm/Metadata.h"
#include "llvm/Module.h"
#include "llvm/ValueSymbolTable.h"
#include "llvm/TypeSymbolTable.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/Support/CFG.h"
+#include "llvm/Support/Dwarf.h"
+#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MathExtras.h"
-#include "llvm/Support/raw_ostream.h"
+#include "llvm/Support/FormattedStream.h"
#include <algorithm>
#include <cctype>
+#include <map>
using namespace llvm;
// Make virtual table appear in this compilation unit.
static const Module *getModuleFromVal(const Value *V) {
if (const Argument *MA = dyn_cast<Argument>(V))
return MA->getParent() ? MA->getParent()->getParent() : 0;
-
+
if (const BasicBlock *BB = dyn_cast<BasicBlock>(V))
return BB->getParent() ? BB->getParent()->getParent() : 0;
-
+
if (const Instruction *I = dyn_cast<Instruction>(V)) {
const Function *M = I->getParent() ? I->getParent()->getParent() : 0;
return M ? M->getParent() : 0;
}
-
+
if (const GlobalValue *GV = dyn_cast<GlobalValue>(V))
return GV->getParent();
return 0;
// PrintEscapedString - Print each character of the specified string, escaping
// it if it is not printable or if it is an escape char.
-static void PrintEscapedString(const char *Str, unsigned Length,
+static void PrintEscapedString(const StringRef &Name,
raw_ostream &Out) {
- for (unsigned i = 0; i != Length; ++i) {
- unsigned char C = Str[i];
+ for (unsigned i = 0, e = Name.size(); i != e; ++i) {
+ unsigned char C = Name[i];
if (isprint(C) && C != '\\' && C != '"')
Out << C;
else
}
}
-// PrintEscapedString - Print each character of the specified string, escaping
-// it if it is not printable or if it is an escape char.
-static void PrintEscapedString(const std::string &Str, raw_ostream &Out) {
- PrintEscapedString(Str.c_str(), Str.size(), Out);
-}
-
enum PrefixType {
GlobalPrefix,
LabelPrefix,
/// 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, const char *NameStr,
- unsigned NameLen, PrefixType Prefix) {
- assert(NameStr && "Cannot get empty name!");
+static void PrintLLVMName(raw_ostream &OS, const StringRef &Name,
+ PrefixType Prefix) {
+ assert(Name.data() && "Cannot get empty name!");
switch (Prefix) {
- default: assert(0 && "Bad prefix!");
+ default: llvm_unreachable("Bad prefix!");
case NoPrefix: break;
case GlobalPrefix: OS << '@'; break;
case LabelPrefix: break;
case LocalPrefix: OS << '%'; break;
}
-
+
// Scan the name to see if it needs quotes first.
- bool NeedsQuotes = isdigit(NameStr[0]);
+ bool NeedsQuotes = isdigit(Name[0]);
if (!NeedsQuotes) {
- for (unsigned i = 0; i != NameLen; ++i) {
- char C = NameStr[i];
+ for (unsigned i = 0, e = Name.size(); i != e; ++i) {
+ char C = Name[i];
if (!isalnum(C) && C != '-' && C != '.' && C != '_') {
NeedsQuotes = true;
break;
}
}
}
-
+
// If we didn't need any quotes, just write out the name in one blast.
if (!NeedsQuotes) {
- OS.write(NameStr, NameLen);
+ OS << Name;
return;
}
-
+
// Okay, we need quotes. Output the quotes and escape any scary characters as
// needed.
OS << '"';
- PrintEscapedString(NameStr, NameLen, OS);
+ PrintEscapedString(Name, OS);
OS << '"';
}
/// 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->getNameStart(), V->getNameLen(),
+ PrintLLVMName(OS, V->getName(),
isa<GlobalValue>(V) ? GlobalPrefix : LocalPrefix);
}
return;
}
}
-
+
// Check to see if the Type is already on the stack...
unsigned Slot = 0, CurSize = TypeStack.size();
while (Slot < CurSize && TypeStack[Slot] != Ty) ++Slot; // Scan for type
-
+
// This is another base case for the recursion. In this case, we know
// that we have looped back to a type that we have previously visited.
// Generate the appropriate upreference to handle this.
OS << '\\' << unsigned(CurSize-Slot); // Here's the upreference
return;
}
-
+
TypeStack.push_back(Ty); // Recursive case: Add us to the stack..
-
+
switch (Ty->getTypeID()) {
case Type::VoidTyID: OS << "void"; break;
case Type::FloatTyID: OS << "float"; break;
case Type::FP128TyID: OS << "fp128"; break;
case Type::PPC_FP128TyID: OS << "ppc_fp128"; break;
case Type::LabelTyID: OS << "label"; break;
+ case Type::MetadataTyID: OS << "metadata"; break;
case Type::IntegerTyID:
OS << 'i' << cast<IntegerType>(Ty)->getBitWidth();
break;
-
+
case Type::FunctionTyID: {
const FunctionType *FTy = cast<FunctionType>(Ty);
CalcTypeName(FTy->getReturnType(), TypeStack, OS);
OS << "<unrecognized-type>";
break;
}
-
+
TypeStack.pop_back(); // Remove self from stack.
}
return;
}
}
-
+
// Otherwise we have a type that has not been named but is a derived type.
// Carefully recurse the type hierarchy to print out any contained symbolic
// names.
SmallVector<const Type *, 16> TypeStack;
std::string TypeName;
-
+
raw_string_ostream TypeOS(TypeName);
CalcTypeName(Ty, TypeStack, TypeOS, IgnoreTopLevelName);
OS << TypeOS.str();
// objects, we keep several helper maps.
DenseSet<const Value*> VisitedConstants;
DenseSet<const Type*> VisitedTypes;
-
+
TypePrinting &TP;
std::vector<const Type*> &NumberedTypes;
public:
TypeFinder(TypePrinting &tp, std::vector<const Type*> &numberedTypes)
: TP(tp), NumberedTypes(numberedTypes) {}
-
+
void Run(const Module &M) {
// Get types from the type symbol table. This gets opaque types referened
// only through derived named types.
for (TypeSymbolTable::const_iterator TI = ST.begin(), E = ST.end();
TI != E; ++TI)
IncorporateType(TI->second);
-
+
// Get types from global variables.
for (Module::const_global_iterator I = M.global_begin(),
E = M.global_end(); I != E; ++I) {
if (I->hasInitializer())
IncorporateValue(I->getInitializer());
}
-
+
// Get types from aliases.
for (Module::const_alias_iterator I = M.alias_begin(),
E = M.alias_end(); I != E; ++I) {
IncorporateType(I->getType());
IncorporateValue(I->getAliasee());
}
-
+
// Get types from functions.
for (Module::const_iterator FI = M.begin(), E = M.end(); FI != E; ++FI) {
IncorporateType(FI->getType());
-
+
for (Function::const_iterator BB = FI->begin(), E = FI->end();
BB != E;++BB)
for (BasicBlock::const_iterator II = BB->begin(),
}
}
}
-
+
private:
void IncorporateType(const Type *Ty) {
// Check to see if we're already visited this type.
if (!VisitedTypes.insert(Ty).second)
return;
-
+
// If this is a structure or opaque type, add a name for the type.
if (((isa<StructType>(Ty) && cast<StructType>(Ty)->getNumElements())
|| isa<OpaqueType>(Ty)) && !TP.hasTypeName(Ty)) {
TP.addTypeName(Ty, "%"+utostr(unsigned(NumberedTypes.size())));
NumberedTypes.push_back(Ty);
}
-
+
// Recursively walk all contained types.
for (Type::subtype_iterator I = Ty->subtype_begin(),
E = Ty->subtype_end(); I != E; ++I)
- IncorporateType(*I);
+ IncorporateType(*I);
}
-
+
/// IncorporateValue - This method is used to walk operand lists finding
/// types hiding in constant expressions and other operands that won't be
/// walked in other ways. GlobalValues, basic blocks, instructions, and
/// inst operands are all explicitly enumerated.
void IncorporateValue(const Value *V) {
if (V == 0 || !isa<Constant>(V) || isa<GlobalValue>(V)) return;
-
+
// Already visited?
if (!VisitedConstants.insert(V).second)
return;
-
+
// Check this type.
IncorporateType(V->getType());
-
+
// Look in operands for types.
const Constant *C = cast<Constant>(V);
for (Constant::const_op_iterator I = C->op_begin(),
/// AddModuleTypesToPrinter - Add all of the symbolic type names for types in
/// the specified module to the TypePrinter and all numbered types to it and the
/// NumberedTypes table.
-static void AddModuleTypesToPrinter(TypePrinting &TP,
+static void AddModuleTypesToPrinter(TypePrinting &TP,
std::vector<const Type*> &NumberedTypes,
const Module *M) {
if (M == 0) return;
-
+
// If the module has a symbol table, take all global types and stuff their
// names into the TypeNames map.
const TypeSymbolTable &ST = M->getTypeSymbolTable();
for (TypeSymbolTable::const_iterator TI = ST.begin(), E = ST.end();
TI != E; ++TI) {
const Type *Ty = cast<Type>(TI->second);
-
+
// As a heuristic, don't insert pointer to primitive types, because
// they are used too often to have a single useful name.
if (const PointerType *PTy = dyn_cast<PointerType>(Ty)) {
!isa<OpaqueType>(PETy))
continue;
}
-
+
// Likewise don't insert primitives either.
if (Ty->isInteger() || Ty->isPrimitiveType())
continue;
-
+
// Get the name as a string and insert it into TypeNames.
std::string NameStr;
- raw_string_ostream NameOS(NameStr);
- PrintLLVMName(NameOS, TI->first.c_str(), TI->first.length(), LocalPrefix);
- TP.addTypeName(Ty, NameOS.str());
+ raw_string_ostream NameROS(NameStr);
+ formatted_raw_ostream NameOS(NameROS);
+ PrintLLVMName(NameOS, TI->first, LocalPrefix);
+ NameOS.flush();
+ TP.addTypeName(Ty, NameStr);
}
-
+
// Walk the entire module to find references to unnamed structure and opaque
// types. This is required for correctness by opaque types (because multiple
// uses of an unnamed opaque type needs to be referred to by the same ID) and
///
class SlotTracker {
public:
- /// ValueMap - A mapping of Values to slot numbers
+ /// ValueMap - A mapping of Values to slot numbers.
typedef DenseMap<const Value*, unsigned> ValueMap;
-
-private:
- /// TheModule - The module for which we are holding slot numbers
+
+private:
+ /// TheModule - The module for which we are holding slot numbers.
const Module* TheModule;
-
- /// TheFunction - The function for which we are holding slot numbers
+
+ /// TheFunction - The function for which we are holding slot numbers.
const Function* TheFunction;
bool FunctionProcessed;
-
- /// mMap - The TypePlanes map for the module level data
+
+ /// TheMDNode - The MDNode for which we are holding slot numbers.
+ const MDNode *TheMDNode;
+
+ /// TheNamedMDNode - The MDNode for which we are holding slot numbers.
+ const NamedMDNode *TheNamedMDNode;
+
+ /// mMap - The TypePlanes map for the module level data.
ValueMap mMap;
unsigned mNext;
-
- /// fMap - The TypePlanes map for the function level data
+
+ /// fMap - The TypePlanes map for the function level data.
ValueMap fMap;
unsigned fNext;
-
+
+ /// mdnMap - Map for MDNodes.
+ ValueMap mdnMap;
+ unsigned mdnNext;
public:
/// Construct from a module
explicit SlotTracker(const Module *M);
/// Construct from a function, starting out in incorp state.
explicit SlotTracker(const Function *F);
+ /// Construct from a mdnode.
+ explicit SlotTracker(const MDNode *N);
+ /// Construct from a named mdnode.
+ explicit SlotTracker(const NamedMDNode *N);
/// Return the slot number of the specified value in it's type
/// plane. If something is not in the SlotTracker, return -1.
int getLocalSlot(const Value *V);
int getGlobalSlot(const GlobalValue *V);
+ int getMetadataSlot(const MDNode *N);
/// If you'd like to deal with a function instead of just a module, use
/// this method to get its data into the SlotTracker.
/// will reset the state of the machine back to just the module contents.
void purgeFunction();
- // Implementation Details
-private:
+ /// MDNode map iterators.
+ ValueMap::iterator mdnBegin() { return mdnMap.begin(); }
+ ValueMap::iterator mdnEnd() { return mdnMap.end(); }
+ unsigned mdnSize() const { return mdnMap.size(); }
+ bool mdnEmpty() const { return mdnMap.empty(); }
+
/// This function does the actual initialization.
inline void initialize();
+ // Implementation Details
+private:
/// CreateModuleSlot - Insert the specified GlobalValue* into the slot table.
void CreateModuleSlot(const GlobalValue *V);
-
+
+ /// CreateMetadataSlot - Insert the specified MDNode* into the slot table.
+ void CreateMetadataSlot(const MDNode *N);
+
/// CreateFunctionSlot - Insert the specified Value* into the slot table.
void CreateFunctionSlot(const Value *V);
/// and function declarations, but not the contents of those functions.
void processModule();
- /// Add all of the functions arguments, basic blocks, and instructions
+ /// Add all of the functions arguments, basic blocks, and instructions.
void processFunction();
+ /// Add all MDNode operands.
+ void processMDNode();
+
+ /// Add all MDNode operands.
+ void processNamedMDNode();
+
SlotTracker(const SlotTracker &); // DO NOT IMPLEMENT
void operator=(const SlotTracker &); // DO NOT IMPLEMENT
};
static SlotTracker *createSlotTracker(const Value *V) {
if (const Argument *FA = dyn_cast<Argument>(V))
return new SlotTracker(FA->getParent());
-
+
if (const Instruction *I = dyn_cast<Instruction>(V))
return new SlotTracker(I->getParent()->getParent());
-
+
if (const BasicBlock *BB = dyn_cast<BasicBlock>(V))
return new SlotTracker(BB->getParent());
-
+
if (const GlobalVariable *GV = dyn_cast<GlobalVariable>(V))
return new SlotTracker(GV->getParent());
-
+
if (const GlobalAlias *GA = dyn_cast<GlobalAlias>(V))
- return new SlotTracker(GA->getParent());
-
+ return new SlotTracker(GA->getParent());
+
if (const Function *Func = dyn_cast<Function>(V))
return new SlotTracker(Func);
-
+
return 0;
}
#if 0
-#define ST_DEBUG(X) cerr << X
+#define ST_DEBUG(X) errs() << X
#else
#define ST_DEBUG(X)
#endif
// 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), mNext(0), fNext(0) {
+ : TheModule(M), TheFunction(0), FunctionProcessed(false), TheMDNode(0),
+ TheNamedMDNode(0), mNext(0), fNext(0), mdnNext(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) {
+ TheMDNode(0), TheNamedMDNode(0), mNext(0), fNext(0), mdnNext(0) {
+}
+
+// Constructor to handle single MDNode.
+SlotTracker::SlotTracker(const MDNode *C)
+ : TheModule(0), TheFunction(0), FunctionProcessed(false), TheMDNode(C),
+ TheNamedMDNode(0), mNext(0), fNext(0), mdnNext(0) {
+}
+
+// Constructor to handle single NamedMDNode.
+SlotTracker::SlotTracker(const NamedMDNode *N)
+ : TheModule(0), TheFunction(0), FunctionProcessed(false), TheMDNode(0),
+ TheNamedMDNode(N), mNext(0), fNext(0), mdnNext(0) {
}
inline void SlotTracker::initialize() {
processModule();
TheModule = 0; ///< Prevent re-processing next time we're called.
}
-
+
if (TheFunction && !FunctionProcessed)
processFunction();
+
+ if (TheMDNode)
+ processMDNode();
+
+ if (TheNamedMDNode)
+ processNamedMDNode();
}
// Iterate through all the global variables, functions, and global
// variable initializers and create slots for them.
void SlotTracker::processModule() {
ST_DEBUG("begin processModule!\n");
-
+
// Add all of the unnamed global variables to the value table.
for (Module::const_global_iterator I = TheModule->global_begin(),
- E = TheModule->global_end(); I != E; ++I)
- if (!I->hasName())
+ E = TheModule->global_end(); I != E; ++I) {
+ if (!I->hasName())
CreateModuleSlot(I);
-
+ if (I->hasInitializer()) {
+ if (MDNode *N = dyn_cast<MDNode>(I->getInitializer()))
+ CreateMetadataSlot(N);
+ }
+ }
+
+ // Add metadata used by named metadata.
+ for (Module::const_named_metadata_iterator
+ I = TheModule->named_metadata_begin(),
+ E = TheModule->named_metadata_end(); I != E; ++I) {
+ const NamedMDNode *NMD = I;
+ for (unsigned i = 0, e = NMD->getNumElements(); i != e; ++i) {
+ MDNode *MD = dyn_cast_or_null<MDNode>(NMD->getElement(i));
+ if (MD)
+ CreateMetadataSlot(MD);
+ }
+ }
+
// Add all the unnamed functions to the table.
for (Module::const_iterator I = TheModule->begin(), E = TheModule->end();
I != E; ++I)
if (!I->hasName())
CreateModuleSlot(I);
-
+
ST_DEBUG("end processModule!\n");
}
-
// Process the arguments, basic blocks, and instructions of a function.
void SlotTracker::processFunction() {
ST_DEBUG("begin processFunction!\n");
fNext = 0;
-
+
// Add all the function arguments with no names.
for(Function::const_arg_iterator AI = TheFunction->arg_begin(),
AE = TheFunction->arg_end(); AI != AE; ++AI)
if (!AI->hasName())
CreateFunctionSlot(AI);
-
+
ST_DEBUG("Inserting Instructions:\n");
-
+
+ MetadataContext &TheMetadata = TheFunction->getContext().getMetadata();
+
// Add all of the basic blocks and instructions with no names.
for (Function::const_iterator BB = TheFunction->begin(),
E = TheFunction->end(); BB != E; ++BB) {
if (!BB->hasName())
CreateFunctionSlot(BB);
- for (BasicBlock::const_iterator I = BB->begin(), E = BB->end(); I != E; ++I)
- if (I->getType() != Type::VoidTy && !I->hasName())
+ for (BasicBlock::const_iterator I = BB->begin(), E = BB->end(); I != E;
+ ++I) {
+ if (I->getType() != Type::getVoidTy(TheFunction->getContext()) &&
+ !I->hasName())
CreateFunctionSlot(I);
+ for (unsigned i = 0, e = I->getNumOperands(); i != e; ++i)
+ if (MDNode *N = dyn_cast_or_null<MDNode>(I->getOperand(i)))
+ CreateMetadataSlot(N);
+
+ // Process metadata attached with this instruction.
+ const MetadataContext::MDMapTy *MDs = TheMetadata.getMDs(I);
+ if (MDs)
+ for (MetadataContext::MDMapTy::const_iterator MI = MDs->begin(),
+ ME = MDs->end(); MI != ME; ++MI)
+ if (MDNode *MDN = dyn_cast_or_null<MDNode>(MI->second))
+ CreateMetadataSlot(MDN);
+ }
}
-
+
FunctionProcessed = true;
-
+
ST_DEBUG("end processFunction!\n");
}
+/// processMDNode - Process TheMDNode.
+void SlotTracker::processMDNode() {
+ ST_DEBUG("begin processMDNode!\n");
+ mdnNext = 0;
+ CreateMetadataSlot(TheMDNode);
+ TheMDNode = 0;
+ ST_DEBUG("end processMDNode!\n");
+}
+
+/// processNamedMDNode - Process TheNamedMDNode.
+void SlotTracker::processNamedMDNode() {
+ ST_DEBUG("begin processNamedMDNode!\n");
+ mdnNext = 0;
+ for (unsigned i = 0, e = TheNamedMDNode->getNumElements(); i != e; ++i) {
+ MDNode *MD = dyn_cast_or_null<MDNode>(TheNamedMDNode->getElement(i));
+ if (MD)
+ CreateMetadataSlot(MD);
+ }
+ TheNamedMDNode = 0;
+ ST_DEBUG("end processNamedMDNode!\n");
+}
+
/// Clean up after incorporating a function. This is the only way to get out of
/// the function incorporation state that affects get*Slot/Create*Slot. Function
/// incorporation state is indicated by TheFunction != 0.
int SlotTracker::getGlobalSlot(const GlobalValue *V) {
// Check for uninitialized state and do lazy initialization.
initialize();
-
+
// Find the type plane in the module map
ValueMap::iterator MI = mMap.find(V);
return MI == mMap.end() ? -1 : (int)MI->second;
}
+/// getGlobalSlot - Get the slot number of a MDNode.
+int SlotTracker::getMetadataSlot(const MDNode *N) {
+ // Check for uninitialized state and do lazy initialization.
+ initialize();
+
+ // Find the type plane in the module map
+ ValueMap::iterator MI = mdnMap.find(N);
+ return MI == mdnMap.end() ? -1 : (int)MI->second;
+}
+
/// getLocalSlot - Get the slot number for a value that is local to a function.
int SlotTracker::getLocalSlot(const Value *V) {
assert(!isa<Constant>(V) && "Can't get a constant or global slot with this!");
-
+
// Check for uninitialized state and do lazy initialization.
initialize();
-
+
ValueMap::iterator FI = fMap.find(V);
return FI == fMap.end() ? -1 : (int)FI->second;
}
/// CreateModuleSlot - Insert the specified GlobalValue* into the slot table.
void SlotTracker::CreateModuleSlot(const GlobalValue *V) {
assert(V && "Can't insert a null Value into SlotTracker!");
- assert(V->getType() != Type::VoidTy && "Doesn't need a slot!");
+ assert(V->getType() != Type::getVoidTy(V->getContext()) &&
+ "Doesn't need a slot!");
assert(!V->hasName() && "Doesn't need a slot!");
-
+
unsigned DestSlot = mNext++;
mMap[V] = DestSlot;
-
+
ST_DEBUG(" Inserting value [" << V->getType() << "] = " << V << " slot=" <<
DestSlot << " [");
// G = Global, F = Function, A = Alias, o = other
(isa<GlobalAlias>(V) ? 'A' : 'o'))) << "]\n");
}
-
/// CreateSlot - Create a new slot for the specified value if it has no name.
void SlotTracker::CreateFunctionSlot(const Value *V) {
- assert(V->getType() != Type::VoidTy && !V->hasName() &&
- "Doesn't need a slot!");
-
+ assert(V->getType() != Type::getVoidTy(TheFunction->getContext()) &&
+ !V->hasName() && "Doesn't need a slot!");
+
unsigned DestSlot = fNext++;
fMap[V] = DestSlot;
-
+
// G = Global, F = Function, o = other
ST_DEBUG(" Inserting value [" << V->getType() << "] = " << V << " slot=" <<
DestSlot << " [o]\n");
-}
+}
+
+/// CreateModuleSlot - Insert the specified MDNode* into the slot table.
+void SlotTracker::CreateMetadataSlot(const MDNode *N) {
+ assert(N && "Can't insert a null Value into SlotTracker!");
+
+ ValueMap::iterator I = mdnMap.find(N);
+ if (I != mdnMap.end())
+ return;
+ unsigned DestSlot = mdnNext++;
+ mdnMap[N] = DestSlot;
+ for (MDNode::const_elem_iterator MDI = N->elem_begin(),
+ MDE = N->elem_end(); MDI != MDE; ++MDI) {
+ const Value *TV = *MDI;
+ if (TV)
+ if (const MDNode *N2 = dyn_cast<MDNode>(TV))
+ CreateMetadataSlot(N2);
+ }
+}
//===----------------------------------------------------------------------===//
// AsmWriter Implementation
//===----------------------------------------------------------------------===//
static void WriteAsOperandInternal(raw_ostream &Out, const Value *V,
- TypePrinting &TypePrinter,
+ TypePrinting *TypePrinter,
SlotTracker *Machine);
return pred;
}
+static void WriteMDNodeComment(const MDNode *Node,
+ formatted_raw_ostream &Out) {
+ if (Node->getNumElements() < 1)
+ return;
+ ConstantInt *CI = dyn_cast_or_null<ConstantInt>(Node->getElement(0));
+ if (!CI) return;
+ unsigned Val = CI->getZExtValue();
+ unsigned Tag = Val & ~LLVMDebugVersionMask;
+ if (Val >= LLVMDebugVersion) {
+ if (Tag == dwarf::DW_TAG_auto_variable)
+ Out << "; [ DW_TAG_auto_variable ]";
+ else if (Tag == dwarf::DW_TAG_arg_variable)
+ Out << "; [ DW_TAG_arg_variable ]";
+ else if (Tag == dwarf::DW_TAG_return_variable)
+ Out << "; [ DW_TAG_return_variable ]";
+ else if (Tag == dwarf::DW_TAG_vector_type)
+ Out << "; [ DW_TAG_vector_type ]";
+ else if (Tag == dwarf::DW_TAG_user_base)
+ Out << "; [ DW_TAG_user_base ]";
+ else
+ Out << "; [" << dwarf::TagString(Tag) << " ]";
+ }
+}
+
+static void WriteMDNodes(formatted_raw_ostream &Out, TypePrinting &TypePrinter,
+ SlotTracker &Machine) {
+ SmallVector<const MDNode *, 16> Nodes;
+ Nodes.resize(Machine.mdnSize());
+ for (SlotTracker::ValueMap::iterator I =
+ Machine.mdnBegin(), E = Machine.mdnEnd(); I != E; ++I)
+ Nodes[I->second] = cast<MDNode>(I->first);
+
+ for (unsigned i = 0, e = Nodes.size(); i != e; ++i) {
+ Out << '!' << i << " = metadata ";
+ const MDNode *Node = Nodes[i];
+ Out << "!{";
+ for (MDNode::const_elem_iterator NI = Node->elem_begin(),
+ NE = Node->elem_end(); NI != NE;) {
+ const Value *V = *NI;
+ if (!V)
+ Out << "null";
+ else if (const MDNode *N = dyn_cast<MDNode>(V)) {
+ Out << "metadata ";
+ Out << '!' << Machine.getMetadataSlot(N);
+ }
+ else {
+ TypePrinter.print((*NI)->getType(), Out);
+ Out << ' ';
+ WriteAsOperandInternal(Out, *NI, &TypePrinter, &Machine);
+ }
+ if (++NI != NE)
+ Out << ", ";
+ }
+
+ Out << "}";
+ WriteMDNodeComment(Node, Out);
+ Out << "\n";
+ }
+}
+
+static void WriteOptimizationInfo(raw_ostream &Out, const User *U) {
+ if (const OverflowingBinaryOperator *OBO =
+ dyn_cast<OverflowingBinaryOperator>(U)) {
+ if (OBO->hasNoUnsignedWrap())
+ Out << " nuw";
+ if (OBO->hasNoSignedWrap())
+ Out << " nsw";
+ } else if (const SDivOperator *Div = dyn_cast<SDivOperator>(U)) {
+ if (Div->isExact())
+ Out << " exact";
+ } else if (const GEPOperator *GEP = dyn_cast<GEPOperator>(U)) {
+ if (GEP->isInBounds())
+ Out << " inbounds";
+ }
+}
+
static void WriteConstantInt(raw_ostream &Out, const Constant *CV,
TypePrinting &TypePrinter, SlotTracker *Machine) {
if (const ConstantInt *CI = dyn_cast<ConstantInt>(CV)) {
- if (CI->getType() == Type::Int1Ty) {
+ if (CI->getType() == Type::getInt1Ty(CV->getContext())) {
Out << (CI->getZExtValue() ? "true" : "false");
return;
}
Out << CI->getValue();
return;
}
-
+
if (const ConstantFP *CFP = dyn_cast<ConstantFP>(CV)) {
if (&CFP->getValueAPF().getSemantics() == &APFloat::IEEEdouble ||
&CFP->getValueAPF().getSemantics() == &APFloat::IEEEsingle) {
APFloat apf = CFP->getValueAPF();
// Floats are represented in ASCII IR as double, convert.
if (!isDouble)
- apf.convert(APFloat::IEEEdouble, APFloat::rmNearestTiesToEven,
+ apf.convert(APFloat::IEEEdouble, APFloat::rmNearestTiesToEven,
&ignored);
- Out << "0x" <<
- utohex_buffer(uint64_t(apf.bitcastToAPInt().getZExtValue()),
+ Out << "0x" <<
+ utohex_buffer(uint64_t(apf.bitcastToAPInt().getZExtValue()),
Buffer+40);
return;
}
-
+
// Some form of long double. These appear as a magic letter identifying
// the type, then a fixed number of hex digits.
Out << "0x";
else if (&CFP->getValueAPF().getSemantics() == &APFloat::PPCDoubleDouble)
Out << 'M';
else
- assert(0 && "Unsupported floating point type");
+ llvm_unreachable("Unsupported floating point type");
// api needed to prevent premature destruction
APInt api = CFP->getValueAPF().bitcastToAPInt();
const uint64_t* p = api.getRawData();
}
return;
}
-
+
if (isa<ConstantAggregateZero>(CV)) {
Out << "zeroinitializer";
return;
}
-
+
if (const ConstantArray *CA = dyn_cast<ConstantArray>(CV)) {
// As a special case, print the array as a string if it is an array of
// i8 with ConstantInt values.
TypePrinter.print(ETy, Out);
Out << ' ';
WriteAsOperandInternal(Out, CA->getOperand(0),
- TypePrinter, Machine);
+ &TypePrinter, Machine);
for (unsigned i = 1, e = CA->getNumOperands(); i != e; ++i) {
Out << ", ";
TypePrinter.print(ETy, Out);
Out << ' ';
- WriteAsOperandInternal(Out, CA->getOperand(i), TypePrinter, Machine);
+ WriteAsOperandInternal(Out, CA->getOperand(i), &TypePrinter, Machine);
}
}
Out << ']';
}
return;
}
-
+
if (const ConstantStruct *CS = dyn_cast<ConstantStruct>(CV)) {
if (CS->getType()->isPacked())
Out << '<';
TypePrinter.print(CS->getOperand(0)->getType(), Out);
Out << ' ';
- WriteAsOperandInternal(Out, CS->getOperand(0), TypePrinter, Machine);
+ WriteAsOperandInternal(Out, CS->getOperand(0), &TypePrinter, Machine);
for (unsigned i = 1; i < N; i++) {
Out << ", ";
TypePrinter.print(CS->getOperand(i)->getType(), Out);
Out << ' ';
- WriteAsOperandInternal(Out, CS->getOperand(i), TypePrinter, Machine);
+ WriteAsOperandInternal(Out, CS->getOperand(i), &TypePrinter, Machine);
}
Out << ' ';
}
-
+
Out << '}';
if (CS->getType()->isPacked())
Out << '>';
return;
}
-
+
if (const ConstantVector *CP = dyn_cast<ConstantVector>(CV)) {
const Type *ETy = CP->getType()->getElementType();
assert(CP->getNumOperands() > 0 &&
Out << '<';
TypePrinter.print(ETy, Out);
Out << ' ';
- WriteAsOperandInternal(Out, CP->getOperand(0), TypePrinter, Machine);
+ WriteAsOperandInternal(Out, CP->getOperand(0), &TypePrinter, Machine);
for (unsigned i = 1, e = CP->getNumOperands(); i != e; ++i) {
Out << ", ";
TypePrinter.print(ETy, Out);
Out << ' ';
- WriteAsOperandInternal(Out, CP->getOperand(i), TypePrinter, Machine);
+ WriteAsOperandInternal(Out, CP->getOperand(i), &TypePrinter, Machine);
}
Out << '>';
return;
}
-
+
if (isa<ConstantPointerNull>(CV)) {
Out << "null";
return;
}
-
+
if (isa<UndefValue>(CV)) {
Out << "undef";
return;
}
-
- if (const MDString *S = dyn_cast<MDString>(CV)) {
- Out << "!\"";
- PrintEscapedString(S->begin(), S->size(), Out);
- Out << '"';
- return;
- }
- if (const MDNode *N = dyn_cast<MDNode>(CV)) {
- Out << "!{";
- for (MDNode::const_op_iterator I = N->op_begin(), E = N->op_end(); I != E;){
- TypePrinter.print((*I)->getType(), Out);
- Out << ' ';
- WriteAsOperandInternal(Out, *I, TypePrinter, Machine);
- if (++I != E)
- Out << ", ";
- }
- Out << "}";
+ if (const MDNode *Node = dyn_cast<MDNode>(CV)) {
+ Out << "!" << Machine->getMetadataSlot(Node);
return;
}
-
+
if (const ConstantExpr *CE = dyn_cast<ConstantExpr>(CV)) {
Out << CE->getOpcodeName();
+ WriteOptimizationInfo(Out, CE);
if (CE->isCompare())
Out << ' ' << getPredicateText(CE->getPredicate());
Out << " (";
for (User::const_op_iterator OI=CE->op_begin(); OI != CE->op_end(); ++OI) {
TypePrinter.print((*OI)->getType(), Out);
Out << ' ';
- WriteAsOperandInternal(Out, *OI, TypePrinter, Machine);
+ WriteAsOperandInternal(Out, *OI, &TypePrinter, Machine);
if (OI+1 != CE->op_end())
Out << ", ";
}
Out << ')';
return;
}
-
+
Out << "<placeholder or erroneous Constant>";
}
/// the whole instruction that generated it.
///
static void WriteAsOperandInternal(raw_ostream &Out, const Value *V,
- TypePrinting &TypePrinter,
+ TypePrinting *TypePrinter,
SlotTracker *Machine) {
if (V->hasName()) {
PrintLLVMName(Out, V);
return;
}
-
+
const Constant *CV = dyn_cast<Constant>(V);
if (CV && !isa<GlobalValue>(CV)) {
- WriteConstantInt(Out, CV, TypePrinter, Machine);
+ assert(TypePrinter && "Constants require TypePrinting!");
+ WriteConstantInt(Out, CV, *TypePrinter, Machine);
return;
}
-
+
if (const InlineAsm *IA = dyn_cast<InlineAsm>(V)) {
Out << "asm ";
if (IA->hasSideEffects())
Out << '"';
return;
}
-
+
+ if (const MDNode *N = dyn_cast<MDNode>(V)) {
+ Out << '!' << Machine->getMetadataSlot(N);
+ return;
+ }
+
+ if (const MDString *MDS = dyn_cast<MDString>(V)) {
+ Out << "!\"";
+ PrintEscapedString(MDS->getString(), Out);
+ Out << '"';
+ return;
+ }
+
+ if (V->getValueID() == Value::PseudoSourceValueVal) {
+ V->print(Out);
+ return;
+ }
+
char Prefix = '%';
int Slot;
if (Machine) {
} else {
Slot = Machine->getLocalSlot(V);
}
+ delete Machine;
} else {
Slot = -1;
}
- delete Machine;
}
-
+
if (Slot != -1)
Out << Prefix << Slot;
else
Out << "<badref>";
}
-/// WriteAsOperand - Write the name of the specified value out to the specified
-/// ostream. This can be useful when you just want to print int %reg126, not
-/// the whole instruction that generated it.
-///
-void llvm::WriteAsOperand(std::ostream &Out, const Value *V, bool PrintType,
- const Module *Context) {
- raw_os_ostream OS(Out);
- WriteAsOperand(OS, V, PrintType, Context);
-}
+void llvm::WriteAsOperand(raw_ostream &Out, const Value *V,
+ bool PrintType, const Module *Context) {
+
+ // Fast path: Don't construct and populate a TypePrinting object if we
+ // won't be needing any types printed.
+ if (!PrintType &&
+ (!isa<Constant>(V) || V->hasName() || isa<GlobalValue>(V))) {
+ WriteAsOperandInternal(Out, V, 0, 0);
+ return;
+ }
-void llvm::WriteAsOperand(raw_ostream &Out, const Value *V, bool PrintType,
- const Module *Context) {
if (Context == 0) Context = getModuleFromVal(V);
TypePrinting TypePrinter;
Out << ' ';
}
- WriteAsOperandInternal(Out, V, TypePrinter, 0);
+ WriteAsOperandInternal(Out, V, &TypePrinter, 0);
}
-
namespace {
class AssemblyWriter {
- raw_ostream &Out;
+ formatted_raw_ostream &Out;
SlotTracker &Machine;
const Module *TheModule;
TypePrinting TypePrinter;
AssemblyAnnotationWriter *AnnotationWriter;
std::vector<const Type*> NumberedTypes;
+ DenseMap<unsigned, const char *> MDNames;
+
public:
- inline AssemblyWriter(raw_ostream &o, SlotTracker &Mac, const Module *M,
+ inline AssemblyWriter(formatted_raw_ostream &o, SlotTracker &Mac,
+ const Module *M,
AssemblyAnnotationWriter *AAW)
: Out(o), Machine(Mac), TheModule(M), AnnotationWriter(AAW) {
AddModuleTypesToPrinter(TypePrinter, NumberedTypes, M);
+ // FIXME: Provide MDPrinter
+ MetadataContext &TheMetadata = M->getContext().getMetadata();
+ const StringMap<unsigned> *Names = TheMetadata.getHandlerNames();
+ for (StringMapConstIterator<unsigned> I = Names->begin(),
+ E = Names->end(); I != E; ++I) {
+ const StringMapEntry<unsigned> &Entry = *I;
+ MDNames[I->second] = Entry.getKeyData();
+ }
}
void write(const Module *M) { printModule(M); }
-
+
void write(const GlobalValue *G) {
if (const GlobalVariable *GV = dyn_cast<GlobalVariable>(G))
printGlobal(GV);
else if (const Function *F = dyn_cast<Function>(G))
printFunction(F);
else
- assert(0 && "Unknown global");
+ llvm_unreachable("Unknown global");
}
-
+
void write(const BasicBlock *BB) { printBasicBlock(BB); }
void write(const Instruction *I) { printInstruction(*I); }
void writeOperand(const Value *Op, bool PrintType);
void writeParamOperand(const Value *Operand, Attributes Attrs);
- const Module* getModule() { return TheModule; }
-
private:
void printModule(const Module *M);
void printTypeSymbolTable(const TypeSymbolTable &ST);
TypePrinter.print(Operand->getType(), Out);
Out << ' ';
}
- WriteAsOperandInternal(Out, Operand, TypePrinter, &Machine);
+ WriteAsOperandInternal(Out, Operand, &TypePrinter, &Machine);
}
}
-void AssemblyWriter::writeParamOperand(const Value *Operand,
+void AssemblyWriter::writeParamOperand(const Value *Operand,
Attributes Attrs) {
if (Operand == 0) {
Out << "<null operand!>";
Out << ' ' << Attribute::getAsString(Attrs);
Out << ' ';
// Print the operand
- WriteAsOperandInternal(Out, Operand, TypePrinter, &Machine);
+ WriteAsOperandInternal(Out, Operand, &TypePrinter, &Machine);
}
}
std::string Asm = M->getModuleInlineAsm();
size_t CurPos = 0;
size_t NewLine = Asm.find_first_of('\n', CurPos);
+ Out << '\n';
while (NewLine != std::string::npos) {
// We found a newline, print the portion of the asm string from the
// last newline up to this newline.
PrintEscapedString(std::string(Asm.begin()+CurPos, Asm.end()), Out);
Out << "\"\n";
}
-
+
// Loop over the dependent libraries and emit them.
Module::lib_iterator LI = M->lib_begin();
Module::lib_iterator LE = M->lib_end();
if (LI != LE) {
+ Out << '\n';
Out << "deplibs = [ ";
while (LI != LE) {
Out << '"' << *LI << '"';
if (LI != LE)
Out << ", ";
}
- Out << " ]\n";
+ Out << " ]";
}
// Loop over the symbol table, emitting all id'd types.
+ if (!M->getTypeSymbolTable().empty() || !NumberedTypes.empty()) Out << '\n';
printTypeSymbolTable(M->getTypeSymbolTable());
+ // Output all globals.
+ if (!M->global_empty()) Out << '\n';
for (Module::const_global_iterator I = M->global_begin(), E = M->global_end();
I != E; ++I)
printGlobal(I);
-
+
// Output all aliases.
if (!M->alias_empty()) Out << "\n";
for (Module::const_alias_iterator I = M->alias_begin(), E = M->alias_end();
// Output all of the functions.
for (Module::const_iterator I = M->begin(), E = M->end(); I != E; ++I)
printFunction(I);
+
+ // Output named metadata.
+ if (!M->named_metadata_empty()) Out << '\n';
+ for (Module::const_named_metadata_iterator I = M->named_metadata_begin(),
+ E = M->named_metadata_end(); I != E; ++I) {
+ const NamedMDNode *NMD = I;
+ Out << "!" << NMD->getName() << " = !{";
+ for (unsigned i = 0, e = NMD->getNumElements(); i != e; ++i) {
+ if (i) Out << ", ";
+ MDNode *MD = dyn_cast_or_null<MDNode>(NMD->getElement(i));
+ Out << '!' << Machine.getMetadataSlot(MD);
+ }
+ Out << "}\n";
+ }
+
+ // Output metadata.
+ if (!Machine.mdnEmpty()) Out << '\n';
+ WriteMDNodes(Out, TypePrinter, Machine);
}
-static void PrintLinkage(GlobalValue::LinkageTypes LT, raw_ostream &Out) {
+static void PrintLinkage(GlobalValue::LinkageTypes LT,
+ formatted_raw_ostream &Out) {
switch (LT) {
- case GlobalValue::PrivateLinkage: Out << "private "; break;
- case GlobalValue::InternalLinkage: Out << "internal "; break;
- case GlobalValue::LinkOnceAnyLinkage: Out << "linkonce "; break;
- case GlobalValue::LinkOnceODRLinkage: Out << "linkonce_odr "; break;
- case GlobalValue::WeakAnyLinkage: Out << "weak "; break;
- case GlobalValue::WeakODRLinkage: Out << "weak_odr "; break;
- case GlobalValue::CommonLinkage: Out << "common "; break;
- case GlobalValue::AppendingLinkage: Out << "appending "; break;
- case GlobalValue::DLLImportLinkage: Out << "dllimport "; break;
- case GlobalValue::DLLExportLinkage: Out << "dllexport "; break;
- case GlobalValue::ExternalWeakLinkage: Out << "extern_weak "; break;
case GlobalValue::ExternalLinkage: break;
+ case GlobalValue::PrivateLinkage: Out << "private "; break;
+ case GlobalValue::LinkerPrivateLinkage: Out << "linker_private "; break;
+ case GlobalValue::InternalLinkage: Out << "internal "; break;
+ case GlobalValue::LinkOnceAnyLinkage: Out << "linkonce "; break;
+ case GlobalValue::LinkOnceODRLinkage: Out << "linkonce_odr "; break;
+ case GlobalValue::WeakAnyLinkage: Out << "weak "; break;
+ case GlobalValue::WeakODRLinkage: Out << "weak_odr "; break;
+ case GlobalValue::CommonLinkage: Out << "common "; break;
+ case GlobalValue::AppendingLinkage: Out << "appending "; break;
+ case GlobalValue::DLLImportLinkage: Out << "dllimport "; break;
+ case GlobalValue::DLLExportLinkage: Out << "dllexport "; break;
+ case GlobalValue::ExternalWeakLinkage: Out << "extern_weak "; break;
+ case GlobalValue::AvailableExternallyLinkage:
+ Out << "available_externally ";
+ break;
case GlobalValue::GhostLinkage:
- Out << "GhostLinkage not allowed in AsmWriter!\n";
- abort();
+ llvm_unreachable("GhostLinkage not allowed in AsmWriter!");
}
}
static void PrintVisibility(GlobalValue::VisibilityTypes Vis,
- raw_ostream &Out) {
+ formatted_raw_ostream &Out) {
switch (Vis) {
- default: assert(0 && "Invalid visibility style!");
+ default: llvm_unreachable("Invalid visibility style!");
case GlobalValue::DefaultVisibility: break;
case GlobalValue::HiddenVisibility: Out << "hidden "; break;
case GlobalValue::ProtectedVisibility: Out << "protected "; break;
}
void AssemblyWriter::printGlobal(const GlobalVariable *GV) {
- if (GV->hasName()) {
- PrintLLVMName(Out, GV);
- Out << " = ";
- }
+ WriteAsOperandInternal(Out, GV, &TypePrinter, &Machine);
+ Out << " = ";
if (!GV->hasInitializer() && GV->hasExternalLinkage())
Out << "external ";
-
+
PrintLinkage(GV->getLinkage(), Out);
PrintVisibility(GV->getVisibility(), Out);
Out << ' ';
writeOperand(GV->getInitializer(), false);
}
-
+
if (GV->hasSection())
Out << ", section \"" << GV->getSection() << '"';
if (GV->getAlignment())
Out << "alias ";
PrintLinkage(GA->getLinkage(), Out);
-
+
const Constant *Aliasee = GA->getAliasee();
-
+
if (const GlobalVariable *GV = dyn_cast<GlobalVariable>(Aliasee)) {
TypePrinter.print(GV->getType(), Out);
Out << ' ';
TypePrinter.print(F->getFunctionType(), Out);
Out << "* ";
- WriteAsOperandInternal(Out, F, TypePrinter, &Machine);
+ WriteAsOperandInternal(Out, F, &TypePrinter, &Machine);
} else if (const GlobalAlias *GA = dyn_cast<GlobalAlias>(Aliasee)) {
TypePrinter.print(GA->getType(), Out);
Out << ' ';
PrintLLVMName(Out, GA);
} else {
- const ConstantExpr *CE = 0;
- if ((CE = dyn_cast<ConstantExpr>(Aliasee)) &&
- (CE->getOpcode() == Instruction::BitCast)) {
- writeOperand(CE, false);
- } else
- assert(0 && "Unsupported aliasee");
- }
-
+ const ConstantExpr *CE = cast<ConstantExpr>(Aliasee);
+ // The only valid GEP is an all zero GEP.
+ assert((CE->getOpcode() == Instruction::BitCast ||
+ CE->getOpcode() == Instruction::GetElementPtr) &&
+ "Unsupported aliasee");
+ writeOperand(CE, false);
+ }
+
printInfoComment(*GA);
Out << '\n';
}
void AssemblyWriter::printTypeSymbolTable(const TypeSymbolTable &ST) {
// Emit all numbered types.
for (unsigned i = 0, e = NumberedTypes.size(); i != e; ++i) {
- Out << "\ttype ";
-
+ Out << '%' << i << " = type ";
+
// Make sure we print out at least one level of the type structure, so
// that we do not get %2 = type %2
TypePrinter.printAtLeastOneLevel(NumberedTypes[i], Out);
- Out << "\t\t; type %" << i << '\n';
+ Out << '\n';
}
-
+
// Print the named types.
for (TypeSymbolTable::const_iterator TI = ST.begin(), TE = ST.end();
TI != TE; ++TI) {
- Out << '\t';
- PrintLLVMName(Out, &TI->first[0], TI->first.size(), LocalPrefix);
+ PrintLLVMName(Out, TI->first, LocalPrefix);
Out << " = type ";
// Make sure we print out at least one level of the type structure, so
Out << "declare ";
else
Out << "define ";
-
+
PrintLinkage(F->getLinkage(), Out);
PrintVisibility(F->getVisibility(), Out);
case CallingConv::Fast: Out << "fastcc "; break;
case CallingConv::Cold: Out << "coldcc "; break;
case CallingConv::X86_StdCall: Out << "x86_stdcallcc "; break;
- case CallingConv::X86_FastCall: Out << "x86_fastcallcc "; break;
+ case CallingConv::X86_FastCall: Out << "x86_fastcallcc "; break;
+ case CallingConv::ARM_APCS: Out << "arm_apcscc "; break;
+ case CallingConv::ARM_AAPCS: Out << "arm_aapcscc "; break;
+ case CallingConv::ARM_AAPCS_VFP:Out << "arm_aapcs_vfpcc "; break;
default: Out << "cc" << F->getCallingConv() << " "; break;
}
Out << Attribute::getAsString(Attrs.getRetAttributes()) << ' ';
TypePrinter.print(F->getReturnType(), Out);
Out << ' ';
- WriteAsOperandInternal(Out, F, TypePrinter, &Machine);
+ WriteAsOperandInternal(Out, F, &TypePrinter, &Machine);
Out << '(';
Machine.incorporateFunction(F);
for (unsigned i = 0, e = FT->getNumParams(); i != e; ++i) {
// Insert commas as we go... the first arg doesn't get a comma
if (i) Out << ", ";
-
+
// Output type...
TypePrinter.print(FT->getParamType(i), Out);
-
+
Attributes ArgAttrs = Attrs.getParamAttributes(i+1);
if (ArgAttrs != Attribute::None)
Out << ' ' << Attribute::getAsString(ArgAttrs);
/// printArgument - This member is called for every argument that is passed into
/// the function. Simply print it out
///
-void AssemblyWriter::printArgument(const Argument *Arg,
+void AssemblyWriter::printArgument(const Argument *Arg,
Attributes Attrs) {
// Output type...
TypePrinter.print(Arg->getType(), Out);
void AssemblyWriter::printBasicBlock(const BasicBlock *BB) {
if (BB->hasName()) { // Print out the label if it exists...
Out << "\n";
- PrintLLVMName(Out, BB->getNameStart(), BB->getNameLen(), LabelPrefix);
+ PrintLLVMName(Out, BB->getName(), LabelPrefix);
Out << ':';
} else if (!BB->use_empty()) { // Don't print block # of no uses...
Out << "\n; <label>:";
Out << "<badref>";
}
- if (BB->getParent() == 0)
- Out << "\t\t; Error: Block without parent!";
- else if (BB != &BB->getParent()->getEntryBlock()) { // Not the entry block?
+ if (BB->getParent() == 0) {
+ Out.PadToColumn(50);
+ Out << "; Error: Block without parent!";
+ } else if (BB != &BB->getParent()->getEntryBlock()) { // Not the entry block?
// Output predecessors for the block...
- Out << "\t\t;";
+ Out.PadToColumn(50);
+ Out << ";";
pred_const_iterator PI = pred_begin(BB), PE = pred_end(BB);
-
+
if (PI == PE) {
Out << " No predecessors!";
} else {
if (AnnotationWriter) AnnotationWriter->emitBasicBlockStartAnnot(BB, Out);
// Output all of the instructions in the basic block...
- for (BasicBlock::const_iterator I = BB->begin(), E = BB->end(); I != E; ++I)
+ for (BasicBlock::const_iterator I = BB->begin(), E = BB->end(); I != E; ++I) {
printInstruction(*I);
+ Out << '\n';
+ }
if (AnnotationWriter) AnnotationWriter->emitBasicBlockEndAnnot(BB, Out);
}
/// which slot it occupies.
///
void AssemblyWriter::printInfoComment(const Value &V) {
- if (V.getType() != Type::VoidTy) {
- Out << "\t\t; <";
+ if (V.getType() != Type::getVoidTy(V.getContext())) {
+ Out.PadToColumn(50);
+ Out << "; <";
TypePrinter.print(V.getType(), Out);
- Out << '>';
-
- if (!V.hasName() && !isa<Instruction>(V)) {
- int SlotNum;
- if (const GlobalValue *GV = dyn_cast<GlobalValue>(&V))
- SlotNum = Machine.getGlobalSlot(GV);
- else
- SlotNum = Machine.getLocalSlot(&V);
- if (SlotNum == -1)
- Out << ":<badref>";
- else
- Out << ':' << SlotNum; // Print out the def slot taken.
- }
- Out << " [#uses=" << V.getNumUses() << ']'; // Output # uses
+ Out << "> [#uses=" << V.getNumUses() << ']'; // Output # uses
}
}
void AssemblyWriter::printInstruction(const Instruction &I) {
if (AnnotationWriter) AnnotationWriter->emitInstructionAnnot(&I, Out);
- Out << '\t';
+ // Print out indentation for an instruction.
+ Out << " ";
// Print out name if it exists...
if (I.hasName()) {
PrintLLVMName(Out, &I);
Out << " = ";
- } else if (I.getType() != Type::VoidTy) {
+ } else if (I.getType() != Type::getVoidTy(I.getContext())) {
// Print out the def slot taken.
int SlotNum = Machine.getLocalSlot(&I);
if (SlotNum == -1)
// Print out the opcode...
Out << I.getOpcodeName();
+ // Print out optimization information.
+ WriteOptimizationInfo(Out, &I);
+
// Print out the compare instruction predicates
if (const CmpInst *CI = dyn_cast<CmpInst>(&I))
Out << ' ' << getPredicateText(CI->getPredicate());
Out << " [";
for (unsigned op = 2, Eop = I.getNumOperands(); op < Eop; op += 2) {
- Out << "\n\t\t";
+ Out << "\n ";
writeOperand(I.getOperand(op ), true);
Out << ", ";
writeOperand(I.getOperand(op+1), true);
}
- Out << "\n\t]";
+ Out << "\n ]";
} else if (isa<PHINode>(I)) {
Out << ' ';
TypePrinter.print(I.getType(), Out);
case CallingConv::Fast: Out << " fastcc"; break;
case CallingConv::Cold: Out << " coldcc"; break;
case CallingConv::X86_StdCall: Out << " x86_stdcallcc"; break;
- case CallingConv::X86_FastCall: Out << " x86_fastcallcc"; break;
+ case CallingConv::X86_FastCall: Out << " x86_fastcallcc"; break;
+ case CallingConv::ARM_APCS: Out << " arm_apcscc "; break;
+ case CallingConv::ARM_AAPCS: Out << " arm_aapcscc "; break;
+ case CallingConv::ARM_AAPCS_VFP:Out << " arm_aapcs_vfpcc "; break;
default: Out << " cc" << CI->getCallingConv(); break;
}
case CallingConv::Cold: Out << " coldcc"; break;
case CallingConv::X86_StdCall: Out << " x86_stdcallcc"; break;
case CallingConv::X86_FastCall: Out << " x86_fastcallcc"; break;
+ case CallingConv::ARM_APCS: Out << " arm_apcscc "; break;
+ case CallingConv::ARM_AAPCS: Out << " arm_aapcscc "; break;
+ case CallingConv::ARM_AAPCS_VFP:Out << " arm_aapcs_vfpcc "; break;
default: Out << " cc" << II->getCallingConv(); break;
}
if (PAL.getFnAttributes() != Attribute::None)
Out << ' ' << Attribute::getAsString(PAL.getFnAttributes());
- Out << "\n\t\t\tto ";
+ Out << "\n to ";
writeOperand(II->getNormalDest(), true);
Out << " unwind ";
writeOperand(II->getUnwindDest(), true);
} else if (const AllocationInst *AI = dyn_cast<AllocationInst>(&I)) {
Out << ' ';
TypePrinter.print(AI->getType()->getElementType(), Out);
- if (AI->isArrayAllocation()) {
+ if (!AI->getArraySize() || AI->isArrayAllocation()) {
Out << ", ";
writeOperand(AI->getArraySize(), true);
}
writeOperand(I.getOperand(i), PrintAllTypes);
}
}
-
+
// Print post operand alignment for load/store
if (isa<LoadInst>(I) && cast<LoadInst>(I).getAlignment()) {
Out << ", align " << cast<LoadInst>(I).getAlignment();
Out << ", align " << cast<StoreInst>(I).getAlignment();
}
+ // Print Metadata info
+ MetadataContext &TheMetadata = I.getContext().getMetadata();
+ const MetadataContext::MDMapTy *MDMap = TheMetadata.getMDs(&I);
+ if (MDMap)
+ for (MetadataContext::MDMapTy::const_iterator MI = MDMap->begin(),
+ ME = MDMap->end(); MI != ME; ++MI)
+ if (const MDNode *MD = dyn_cast_or_null<MDNode>(MI->second))
+ Out << ", !" << MDNames[MI->first]
+ << " !" << Machine.getMetadataSlot(MD);
+
printInfoComment(I);
- Out << '\n';
}
// External Interface declarations
//===----------------------------------------------------------------------===//
-void Module::print(std::ostream &o, AssemblyAnnotationWriter *AAW) const {
- raw_os_ostream OS(o);
- print(OS, AAW);
-}
-void Module::print(raw_ostream &OS, AssemblyAnnotationWriter *AAW) const {
+void Module::print(raw_ostream &ROS, AssemblyAnnotationWriter *AAW) const {
SlotTracker SlotTable(this);
+ formatted_raw_ostream OS(ROS);
AssemblyWriter W(OS, SlotTable, this, AAW);
W.write(this);
}
-void Type::print(std::ostream &o) const {
- raw_os_ostream OS(o);
- print(OS);
-}
-
void Type::print(raw_ostream &OS) const {
if (this == 0) {
OS << "<null Type>";
TypePrinting().print(this, OS);
}
-void Value::print(raw_ostream &OS, AssemblyAnnotationWriter *AAW) const {
+void Value::print(raw_ostream &ROS, AssemblyAnnotationWriter *AAW) const {
if (this == 0) {
- OS << "printing a <null> value\n";
+ ROS << "printing a <null> value\n";
return;
}
-
+ formatted_raw_ostream OS(ROS);
if (const Instruction *I = dyn_cast<Instruction>(this)) {
const Function *F = I->getParent() ? I->getParent()->getParent() : 0;
SlotTracker SlotTable(F);
W.write(BB);
} else if (const GlobalValue *GV = dyn_cast<GlobalValue>(this)) {
SlotTracker SlotTable(GV->getParent());
- AssemblyWriter W(OS, SlotTable, GV->getParent(), 0);
+ AssemblyWriter W(OS, SlotTable, GV->getParent(), AAW);
W.write(GV);
+ } else if (const MDString *MDS = dyn_cast<MDString>(this)) {
+ TypePrinting TypePrinter;
+ TypePrinter.print(MDS->getType(), OS);
+ OS << ' ';
+ OS << "!\"";
+ PrintEscapedString(MDS->getString(), OS);
+ OS << '"';
+ } else if (const MDNode *N = dyn_cast<MDNode>(this)) {
+ SlotTracker SlotTable(N);
+ TypePrinting TypePrinter;
+ SlotTable.initialize();
+ WriteMDNodes(OS, TypePrinter, SlotTable);
+ } else if (const NamedMDNode *N = dyn_cast<NamedMDNode>(this)) {
+ SlotTracker SlotTable(N);
+ TypePrinting TypePrinter;
+ SlotTable.initialize();
+ OS << "!" << N->getName() << " = !{";
+ for (unsigned i = 0, e = N->getNumElements(); i != e; ++i) {
+ if (i) OS << ", ";
+ MDNode *MD = dyn_cast_or_null<MDNode>(N->getElement(i));
+ if (MD)
+ OS << '!' << SlotTable.getMetadataSlot(MD);
+ else
+ OS << "null";
+ }
+ OS << "}\n";
+ WriteMDNodes(OS, TypePrinter, SlotTable);
} else if (const Constant *C = dyn_cast<Constant>(this)) {
TypePrinting TypePrinter;
TypePrinter.print(C->getType(), OS);
} else if (isa<InlineAsm>(this)) {
WriteAsOperand(OS, this, true, 0);
} else {
- assert(0 && "Unknown value to print out!");
+ // Otherwise we don't know what it is. Call the virtual function to
+ // allow a subclass to print itself.
+ printCustom(OS);
}
}
-void Value::print(std::ostream &O, AssemblyAnnotationWriter *AAW) const {
- raw_os_ostream OS(O);
- print(OS, AAW);
+// Value::printCustom - subclasses should override this to implement printing.
+void Value::printCustom(raw_ostream &OS) const {
+ llvm_unreachable("Unknown value to print out!");
}
// Value::dump - allow easy printing of Values from the debugger.