+++ /dev/null
-//===-- AsmWriter.cpp - Printing LLVM as an assembly file -----------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This library implements the functionality defined in llvm/Assembly/Writer.h
-//
-// Note that these routines must be extremely tolerant of various errors in the
-// LLVM code, because it can be used for debugging transformations.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/Assembly/Writer.h"
-#include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/STLExtras.h"
-#include "llvm/ADT/SmallString.h"
-#include "llvm/ADT/StringExtras.h"
-#include "llvm/Assembly/AssemblyAnnotationWriter.h"
-#include "llvm/Assembly/PrintModulePass.h"
-#include "llvm/CallingConv.h"
-#include "llvm/Constants.h"
-#include "llvm/DebugInfo.h"
-#include "llvm/DerivedTypes.h"
-#include "llvm/InlineAsm.h"
-#include "llvm/IntrinsicInst.h"
-#include "llvm/LLVMContext.h"
-#include "llvm/Module.h"
-#include "llvm/Operator.h"
-#include "llvm/Support/CFG.h"
-#include "llvm/Support/Debug.h"
-#include "llvm/Support/Dwarf.h"
-#include "llvm/Support/ErrorHandling.h"
-#include "llvm/Support/FormattedStream.h"
-#include "llvm/Support/MathExtras.h"
-#include "llvm/TypeFinder.h"
-#include "llvm/ValueSymbolTable.h"
-#include <algorithm>
-#include <cctype>
-using namespace llvm;
-
-// Make virtual table appear in this compilation unit.
-AssemblyAnnotationWriter::~AssemblyAnnotationWriter() {}
-
-//===----------------------------------------------------------------------===//
-// Helper Functions
-//===----------------------------------------------------------------------===//
-
-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;
-}
-
-static void PrintCallingConv(unsigned cc, raw_ostream &Out)
-{
- switch (cc) {
- 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_ThisCall: Out << "x86_thiscallcc"; break;
- case CallingConv::Intel_OCL_BI: Out << "intel_ocl_bicc"; 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;
- case CallingConv::MSP430_INTR: Out << "msp430_intrcc"; break;
- case CallingConv::PTX_Kernel: Out << "ptx_kernel"; break;
- case CallingConv::PTX_Device: Out << "ptx_device"; break;
- default: Out << "cc" << cc; break;
- }
-}
-
-// 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(StringRef Name, raw_ostream &Out) {
- for (unsigned i = 0, e = Name.size(); i != e; ++i) {
- unsigned char C = Name[i];
- if (isprint(C) && C != '\\' && C != '"')
- Out << C;
- else
- Out << '\\' << hexdigit(C >> 4) << hexdigit(C & 0x0F);
- }
-}
-
-enum PrefixType {
- GlobalPrefix,
- LabelPrefix,
- LocalPrefix,
- 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) {
- assert(!Name.empty() && "Cannot get empty name!");
- switch (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(Name[0]);
- if (!NeedsQuotes) {
- for (unsigned i = 0, e = Name.size(); i != e; ++i) {
- // By making this unsigned, the value passed in to isalnum will always be
- // in the range 0-255. This is important when building with MSVC because
- // its implementation will assert. This situation can arise when dealing
- // with UTF-8 multibyte characters.
- unsigned 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 << Name;
- return;
- }
-
- // Okay, we need quotes. Output the quotes and escape any scary characters as
- // needed.
- OS << '"';
- PrintEscapedString(Name, OS);
- 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.
-static void PrintLLVMName(raw_ostream &OS, const Value *V) {
- PrintLLVMName(OS, V->getName(),
- isa<GlobalValue>(V) ? GlobalPrefix : LocalPrefix);
-}
-
-//===----------------------------------------------------------------------===//
-// TypePrinting Class: Type printing machinery
-//===----------------------------------------------------------------------===//
-
-/// TypePrinting - Type printing machinery.
-namespace {
-class TypePrinting {
- TypePrinting(const TypePrinting &) LLVM_DELETED_FUNCTION;
- void operator=(const TypePrinting&) LLVM_DELETED_FUNCTION;
-public:
-
- /// NamedTypes - The named types that are used by the current module.
- TypeFinder NamedTypes;
-
- /// NumberedTypes - The numbered types, along with their value.
- DenseMap<StructType*, unsigned> NumberedTypes;
-
-
- TypePrinting() {}
- ~TypePrinting() {}
-
- void incorporateTypes(const Module &M);
-
- void print(Type *Ty, raw_ostream &OS);
-
- void printStructBody(StructType *Ty, raw_ostream &OS);
-};
-} // end anonymous namespace.
-
-
-void TypePrinting::incorporateTypes(const Module &M) {
- NamedTypes.run(M, false);
-
- // The list of struct types we got back includes all the struct types, split
- // the unnamed ones out to a numbering and remove the anonymous structs.
- unsigned NextNumber = 0;
-
- std::vector<StructType*>::iterator NextToUse = NamedTypes.begin(), I, E;
- for (I = NamedTypes.begin(), E = NamedTypes.end(); I != E; ++I) {
- StructType *STy = *I;
-
- // Ignore anonymous types.
- if (STy->isLiteral())
- continue;
-
- if (STy->getName().empty())
- NumberedTypes[STy] = NextNumber++;
- else
- *NextToUse++ = STy;
- }
-
- NamedTypes.erase(NextToUse, NamedTypes.end());
-}
-
-
-/// CalcTypeName - Write the specified type to the specified raw_ostream, making
-/// use of type names or up references to shorten the type name where possible.
-void TypePrinting::print(Type *Ty, raw_ostream &OS) {
- switch (Ty->getTypeID()) {
- case Type::VoidTyID: OS << "void"; break;
- case Type::HalfTyID: OS << "half"; break;
- case Type::FloatTyID: OS << "float"; break;
- case Type::DoubleTyID: OS << "double"; break;
- case Type::X86_FP80TyID: OS << "x86_fp80"; 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::X86_MMXTyID: OS << "x86_mmx"; break;
- case Type::IntegerTyID:
- OS << 'i' << cast<IntegerType>(Ty)->getBitWidth();
- return;
-
- case Type::FunctionTyID: {
- FunctionType *FTy = cast<FunctionType>(Ty);
- print(FTy->getReturnType(), OS);
- OS << " (";
- for (FunctionType::param_iterator I = FTy->param_begin(),
- E = FTy->param_end(); I != E; ++I) {
- if (I != FTy->param_begin())
- OS << ", ";
- print(*I, OS);
- }
- if (FTy->isVarArg()) {
- if (FTy->getNumParams()) OS << ", ";
- OS << "...";
- }
- OS << ')';
- return;
- }
- case Type::StructTyID: {
- StructType *STy = cast<StructType>(Ty);
-
- if (STy->isLiteral())
- return printStructBody(STy, OS);
-
- if (!STy->getName().empty())
- return PrintLLVMName(OS, STy->getName(), LocalPrefix);
-
- DenseMap<StructType*, unsigned>::iterator I = NumberedTypes.find(STy);
- if (I != NumberedTypes.end())
- OS << '%' << I->second;
- else // Not enumerated, print the hex address.
- OS << "%\"type " << STy << '\"';
- return;
- }
- case Type::PointerTyID: {
- PointerType *PTy = cast<PointerType>(Ty);
- print(PTy->getElementType(), OS);
- if (unsigned AddressSpace = PTy->getAddressSpace())
- OS << " addrspace(" << AddressSpace << ')';
- OS << '*';
- return;
- }
- case Type::ArrayTyID: {
- ArrayType *ATy = cast<ArrayType>(Ty);
- OS << '[' << ATy->getNumElements() << " x ";
- print(ATy->getElementType(), OS);
- OS << ']';
- return;
- }
- case Type::VectorTyID: {
- VectorType *PTy = cast<VectorType>(Ty);
- OS << "<" << PTy->getNumElements() << " x ";
- print(PTy->getElementType(), OS);
- OS << '>';
- return;
- }
- default:
- OS << "<unrecognized-type>";
- return;
- }
-}
-
-void TypePrinting::printStructBody(StructType *STy, raw_ostream &OS) {
- if (STy->isOpaque()) {
- OS << "opaque";
- return;
- }
-
- if (STy->isPacked())
- OS << '<';
-
- if (STy->getNumElements() == 0) {
- OS << "{}";
- } else {
- StructType::element_iterator I = STy->element_begin();
- OS << "{ ";
- print(*I++, OS);
- for (StructType::element_iterator E = STy->element_end(); I != E; ++I) {
- OS << ", ";
- print(*I, OS);
- }
-
- OS << " }";
- }
- if (STy->isPacked())
- OS << '>';
-}
-
-
-
-//===----------------------------------------------------------------------===//
-// SlotTracker Class: Enumerate slot numbers for unnamed values
-//===----------------------------------------------------------------------===//
-
-namespace {
-
-/// This class provides computation of slot numbers for LLVM Assembly writing.
-///
-class SlotTracker {
-public:
- /// 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.
- const Module* TheModule;
-
- /// TheFunction - The function for which we are holding slot numbers.
- const Function* TheFunction;
- bool FunctionProcessed;
-
- /// mMap - The slot map for the module level data.
- ValueMap mMap;
- unsigned mNext;
-
- /// fMap - The slot map for the function level data.
- ValueMap fMap;
- unsigned fNext;
-
- /// mdnMap - Map for MDNodes.
- DenseMap<const MDNode*, unsigned> 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);
-
- /// 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.
- void incorporateFunction(const Function *F) {
- TheFunction = F;
- FunctionProcessed = false;
- }
-
- /// After calling incorporateFunction, use this method to remove the
- /// most recently incorporated function from the SlotTracker. This
- /// will reset the state of the machine back to just the module contents.
- void purgeFunction();
-
- /// MDNode map iterators.
- typedef DenseMap<const MDNode*, unsigned>::iterator mdn_iterator;
- mdn_iterator mdn_begin() { return mdnMap.begin(); }
- mdn_iterator mdn_end() { return mdnMap.end(); }
- unsigned mdn_size() const { return mdnMap.size(); }
- bool mdn_empty() 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);
-
- /// Add all of the module level global variables (and their initializers)
- /// and function declarations, but not the contents of those functions.
- void processModule();
-
- /// Add all of the functions arguments, basic blocks, and instructions.
- void processFunction();
-
- SlotTracker(const SlotTracker &) LLVM_DELETED_FUNCTION;
- void operator=(const SlotTracker &) LLVM_DELETED_FUNCTION;
-};
-
-} // end anonymous namespace
-
-
-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))
- if (I->getParent())
- 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());
-
- if (const Function *Func = dyn_cast<Function>(V))
- return new SlotTracker(Func);
-
- if (const MDNode *MD = dyn_cast<MDNode>(V)) {
- if (!MD->isFunctionLocal())
- return new SlotTracker(MD->getFunction());
-
- return new SlotTracker((Function *)0);
- }
-
- return 0;
-}
-
-#if 0
-#define ST_DEBUG(X) dbgs() << 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), 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), mdnNext(0) {
-}
-
-inline void SlotTracker::initialize() {
- if (TheModule) {
- processModule();
- TheModule = 0; ///< Prevent re-processing next time we're called.
- }
-
- if (TheFunction && !FunctionProcessed)
- processFunction();
-}
-
-// 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())
- CreateModuleSlot(I);
- }
-
- // 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->getNumOperands(); i != e; ++i)
- CreateMetadataSlot(NMD->getOperand(i));
- }
-
- // 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");
-
- SmallVector<std::pair<unsigned, MDNode*>, 4> MDForInst;
-
- // 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()->isVoidTy() && !I->hasName())
- CreateFunctionSlot(I);
-
- // Intrinsics can directly use metadata. We allow direct calls to any
- // llvm.foo function here, because the target may not be linked into the
- // optimizer.
- if (const CallInst *CI = dyn_cast<CallInst>(I)) {
- if (Function *F = CI->getCalledFunction())
- if (F->getName().startswith("llvm."))
- 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.
- I->getAllMetadata(MDForInst);
- for (unsigned i = 0, e = MDForInst.size(); i != e; ++i)
- CreateMetadataSlot(MDForInst[i].second);
- MDForInst.clear();
- }
- }
-
- FunctionProcessed = true;
-
- ST_DEBUG("end processFunction!\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.
-void SlotTracker::purgeFunction() {
- ST_DEBUG("begin purgeFunction!\n");
- fMap.clear(); // Simply discard the function level map
- TheFunction = 0;
- FunctionProcessed = false;
- ST_DEBUG("end purgeFunction!\n");
-}
-
-/// getGlobalSlot - Get the slot number of a global value.
-int SlotTracker::getGlobalSlot(const GlobalValue *V) {
- // Check for uninitialized state and do lazy initialization.
- initialize();
-
- // Find the value in the module map
- ValueMap::iterator MI = mMap.find(V);
- return MI == mMap.end() ? -1 : (int)MI->second;
-}
-
-/// getMetadataSlot - Get the slot number of a MDNode.
-int SlotTracker::getMetadataSlot(const MDNode *N) {
- // Check for uninitialized state and do lazy initialization.
- initialize();
-
- // Find the MDNode in the module map
- mdn_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()->isVoidTy() && "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
- ST_DEBUG((isa<GlobalVariable>(V) ? 'G' :
- (isa<Function>(V) ? 'F' :
- (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()->isVoidTy() && !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!");
-
- // Don't insert if N is a function-local metadata, these are always printed
- // inline.
- if (!N->isFunctionLocal()) {
- mdn_iterator I = mdnMap.find(N);
- if (I != mdnMap.end())
- return;
-
- unsigned DestSlot = mdnNext++;
- mdnMap[N] = DestSlot;
- }
-
- // Recursively add any MDNodes referenced by operands.
- for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i)
- if (const MDNode *Op = dyn_cast_or_null<MDNode>(N->getOperand(i)))
- CreateMetadataSlot(Op);
-}
-
-//===----------------------------------------------------------------------===//
-// AsmWriter Implementation
-//===----------------------------------------------------------------------===//
-
-static void WriteAsOperandInternal(raw_ostream &Out, const Value *V,
- TypePrinting *TypePrinter,
- SlotTracker *Machine,
- const Module *Context);
-
-
-
-static const char *getPredicateText(unsigned predicate) {
- const char * pred = "unknown";
- switch (predicate) {
- case FCmpInst::FCMP_FALSE: pred = "false"; break;
- case FCmpInst::FCMP_OEQ: pred = "oeq"; break;
- case FCmpInst::FCMP_OGT: pred = "ogt"; break;
- case FCmpInst::FCMP_OGE: pred = "oge"; break;
- case FCmpInst::FCMP_OLT: pred = "olt"; break;
- case FCmpInst::FCMP_OLE: pred = "ole"; break;
- case FCmpInst::FCMP_ONE: pred = "one"; break;
- case FCmpInst::FCMP_ORD: pred = "ord"; break;
- case FCmpInst::FCMP_UNO: pred = "uno"; break;
- case FCmpInst::FCMP_UEQ: pred = "ueq"; break;
- case FCmpInst::FCMP_UGT: pred = "ugt"; break;
- case FCmpInst::FCMP_UGE: pred = "uge"; break;
- case FCmpInst::FCMP_ULT: pred = "ult"; break;
- case FCmpInst::FCMP_ULE: pred = "ule"; break;
- case FCmpInst::FCMP_UNE: pred = "une"; break;
- case FCmpInst::FCMP_TRUE: pred = "true"; break;
- case ICmpInst::ICMP_EQ: pred = "eq"; break;
- case ICmpInst::ICMP_NE: pred = "ne"; break;
- case ICmpInst::ICMP_SGT: pred = "sgt"; break;
- case ICmpInst::ICMP_SGE: pred = "sge"; break;
- case ICmpInst::ICMP_SLT: pred = "slt"; break;
- case ICmpInst::ICMP_SLE: pred = "sle"; break;
- case ICmpInst::ICMP_UGT: pred = "ugt"; break;
- case ICmpInst::ICMP_UGE: pred = "uge"; break;
- case ICmpInst::ICMP_ULT: pred = "ult"; break;
- case ICmpInst::ICMP_ULE: pred = "ule"; break;
- }
- return pred;
-}
-
-static void writeAtomicRMWOperation(raw_ostream &Out,
- AtomicRMWInst::BinOp Op) {
- switch (Op) {
- default: Out << " <unknown operation " << Op << ">"; break;
- case AtomicRMWInst::Xchg: Out << " xchg"; break;
- case AtomicRMWInst::Add: Out << " add"; break;
- case AtomicRMWInst::Sub: Out << " sub"; break;
- case AtomicRMWInst::And: Out << " and"; break;
- case AtomicRMWInst::Nand: Out << " nand"; break;
- case AtomicRMWInst::Or: Out << " or"; break;
- case AtomicRMWInst::Xor: Out << " xor"; break;
- case AtomicRMWInst::Max: Out << " max"; break;
- case AtomicRMWInst::Min: Out << " min"; break;
- case AtomicRMWInst::UMax: Out << " umax"; break;
- case AtomicRMWInst::UMin: Out << " umin"; break;
- }
-}
-
-static void WriteOptimizationInfo(raw_ostream &Out, const User *U) {
- if (const FPMathOperator *FPO = dyn_cast<const FPMathOperator>(U)) {
- // Unsafe algebra implies all the others, no need to write them all out
- if (FPO->hasUnsafeAlgebra())
- Out << " fast";
- else {
- if (FPO->hasNoNaNs())
- Out << " nnan";
- if (FPO->hasNoInfs())
- Out << " ninf";
- if (FPO->hasNoSignedZeros())
- Out << " nsz";
- if (FPO->hasAllowReciprocal())
- Out << " arcp";
- }
- }
-
- if (const OverflowingBinaryOperator *OBO =
- dyn_cast<OverflowingBinaryOperator>(U)) {
- if (OBO->hasNoUnsignedWrap())
- Out << " nuw";
- if (OBO->hasNoSignedWrap())
- Out << " nsw";
- } else if (const PossiblyExactOperator *Div =
- dyn_cast<PossiblyExactOperator>(U)) {
- if (Div->isExact())
- Out << " exact";
- } else if (const GEPOperator *GEP = dyn_cast<GEPOperator>(U)) {
- if (GEP->isInBounds())
- Out << " inbounds";
- }
-}
-
-static void WriteConstantInternal(raw_ostream &Out, const Constant *CV,
- TypePrinting &TypePrinter,
- SlotTracker *Machine,
- const Module *Context) {
- if (const ConstantInt *CI = dyn_cast<ConstantInt>(CV)) {
- if (CI->getType()->isIntegerTy(1)) {
- Out << (CI->getZExtValue() ? "true" : "false");
- return;
- }
- Out << CI->getValue();
- return;
- }
-
- if (const ConstantFP *CFP = dyn_cast<ConstantFP>(CV)) {
- if (&CFP->getValueAPF().getSemantics() == &APFloat::IEEEsingle ||
- &CFP->getValueAPF().getSemantics() == &APFloat::IEEEdouble) {
- // We would like to output the FP constant value in exponential notation,
- // but we cannot do this if doing so will lose precision. Check here to
- // make sure that we only output it in exponential format if we can parse
- // the value back and get the same value.
- //
- bool ignored;
- bool isHalf = &CFP->getValueAPF().getSemantics()==&APFloat::IEEEhalf;
- bool isDouble = &CFP->getValueAPF().getSemantics()==&APFloat::IEEEdouble;
- bool isInf = CFP->getValueAPF().isInfinity();
- bool isNaN = CFP->getValueAPF().isNaN();
- if (!isHalf && !isInf && !isNaN) {
- double Val = isDouble ? CFP->getValueAPF().convertToDouble() :
- CFP->getValueAPF().convertToFloat();
- SmallString<128> StrVal;
- raw_svector_ostream(StrVal) << Val;
-
- // Check to make sure that the stringized number is not some string like
- // "Inf" or NaN, that atof will accept, but the lexer will not. Check
- // that the string matches the "[-+]?[0-9]" regex.
- //
- if ((StrVal[0] >= '0' && StrVal[0] <= '9') ||
- ((StrVal[0] == '-' || StrVal[0] == '+') &&
- (StrVal[1] >= '0' && StrVal[1] <= '9'))) {
- // Reparse stringized version!
- if (APFloat(APFloat::IEEEdouble, StrVal).convertToDouble() == Val) {
- Out << StrVal.str();
- return;
- }
- }
- }
- // Otherwise we could not reparse it to exactly the same value, so we must
- // 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!");
- char Buffer[40];
- APFloat apf = CFP->getValueAPF();
- // Halves and floats are represented in ASCII IR as double, convert.
- if (!isDouble)
- apf.convert(APFloat::IEEEdouble, APFloat::rmNearestTiesToEven,
- &ignored);
- Out << "0x" <<
- utohex_buffer(uint64_t(apf.bitcastToAPInt().getZExtValue()),
- Buffer+40);
- return;
- }
-
- // Either half, or some form of long double.
- // These appear as a magic letter identifying the type, then a
- // fixed number of hex digits.
- Out << "0x";
- // Bit position, in the current word, of the next nibble to print.
- int shiftcount;
-
- if (&CFP->getValueAPF().getSemantics() == &APFloat::x87DoubleExtended) {
- Out << 'K';
- // api needed to prevent premature destruction
- APInt api = CFP->getValueAPF().bitcastToAPInt();
- const uint64_t* p = api.getRawData();
- uint64_t word = p[1];
- shiftcount = 12;
- int width = api.getBitWidth();
- for (int j=0; j<width; j+=4, shiftcount-=4) {
- unsigned int nibble = (word>>shiftcount) & 15;
- if (nibble < 10)
- Out << (unsigned char)(nibble + '0');
- else
- Out << (unsigned char)(nibble - 10 + 'A');
- if (shiftcount == 0 && j+4 < width) {
- word = *p;
- shiftcount = 64;
- if (width-j-4 < 64)
- shiftcount = width-j-4;
- }
- }
- return;
- } else if (&CFP->getValueAPF().getSemantics() == &APFloat::IEEEquad) {
- shiftcount = 60;
- Out << 'L';
- } else if (&CFP->getValueAPF().getSemantics() == &APFloat::PPCDoubleDouble) {
- shiftcount = 60;
- Out << 'M';
- } else if (&CFP->getValueAPF().getSemantics() == &APFloat::IEEEhalf) {
- shiftcount = 12;
- Out << 'H';
- } else
- llvm_unreachable("Unsupported floating point type");
- // api needed to prevent premature destruction
- APInt api = CFP->getValueAPF().bitcastToAPInt();
- const uint64_t* p = api.getRawData();
- uint64_t word = *p;
- int width = api.getBitWidth();
- for (int j=0; j<width; j+=4, shiftcount-=4) {
- unsigned int nibble = (word>>shiftcount) & 15;
- if (nibble < 10)
- Out << (unsigned char)(nibble + '0');
- else
- Out << (unsigned char)(nibble - 10 + 'A');
- if (shiftcount == 0 && j+4 < width) {
- word = *(++p);
- shiftcount = 64;
- if (width-j-4 < 64)
- shiftcount = width-j-4;
- }
- }
- return;
- }
-
- if (isa<ConstantAggregateZero>(CV)) {
- Out << "zeroinitializer";
- return;
- }
-
- if (const BlockAddress *BA = dyn_cast<BlockAddress>(CV)) {
- Out << "blockaddress(";
- WriteAsOperandInternal(Out, BA->getFunction(), &TypePrinter, Machine,
- Context);
- Out << ", ";
- WriteAsOperandInternal(Out, BA->getBasicBlock(), &TypePrinter, Machine,
- Context);
- Out << ")";
- return;
- }
-
- if (const ConstantArray *CA = dyn_cast<ConstantArray>(CV)) {
- Type *ETy = CA->getType()->getElementType();
- Out << '[';
- TypePrinter.print(ETy, Out);
- Out << ' ';
- WriteAsOperandInternal(Out, CA->getOperand(0),
- &TypePrinter, Machine,
- Context);
- for (unsigned i = 1, e = CA->getNumOperands(); i != e; ++i) {
- Out << ", ";
- TypePrinter.print(ETy, Out);
- Out << ' ';
- WriteAsOperandInternal(Out, CA->getOperand(i), &TypePrinter, Machine,
- Context);
- }
- Out << ']';
- return;
- }
-
- if (const ConstantDataArray *CA = dyn_cast<ConstantDataArray>(CV)) {
- // As a special case, print the array as a string if it is an array of
- // i8 with ConstantInt values.
- if (CA->isString()) {
- Out << "c\"";
- PrintEscapedString(CA->getAsString(), Out);
- Out << '"';
- return;
- }
-
- Type *ETy = CA->getType()->getElementType();
- Out << '[';
- TypePrinter.print(ETy, Out);
- Out << ' ';
- WriteAsOperandInternal(Out, CA->getElementAsConstant(0),
- &TypePrinter, Machine,
- Context);
- for (unsigned i = 1, e = CA->getNumElements(); i != e; ++i) {
- Out << ", ";
- TypePrinter.print(ETy, Out);
- Out << ' ';
- WriteAsOperandInternal(Out, CA->getElementAsConstant(i), &TypePrinter,
- Machine, Context);
- }
- Out << ']';
- return;
- }
-
-
- if (const ConstantStruct *CS = dyn_cast<ConstantStruct>(CV)) {
- if (CS->getType()->isPacked())
- Out << '<';
- Out << '{';
- unsigned N = CS->getNumOperands();
- if (N) {
- Out << ' ';
- TypePrinter.print(CS->getOperand(0)->getType(), Out);
- Out << ' ';
-
- WriteAsOperandInternal(Out, CS->getOperand(0), &TypePrinter, Machine,
- Context);
-
- for (unsigned i = 1; i < N; i++) {
- Out << ", ";
- TypePrinter.print(CS->getOperand(i)->getType(), Out);
- Out << ' ';
-
- WriteAsOperandInternal(Out, CS->getOperand(i), &TypePrinter, Machine,
- Context);
- }
- Out << ' ';
- }
-
- Out << '}';
- if (CS->getType()->isPacked())
- Out << '>';
- return;
- }
-
- if (isa<ConstantVector>(CV) || isa<ConstantDataVector>(CV)) {
- Type *ETy = CV->getType()->getVectorElementType();
- Out << '<';
- TypePrinter.print(ETy, Out);
- Out << ' ';
- WriteAsOperandInternal(Out, CV->getAggregateElement(0U), &TypePrinter,
- Machine, Context);
- for (unsigned i = 1, e = CV->getType()->getVectorNumElements(); i != e;++i){
- Out << ", ";
- TypePrinter.print(ETy, Out);
- Out << ' ';
- WriteAsOperandInternal(Out, CV->getAggregateElement(i), &TypePrinter,
- Machine, Context);
- }
- Out << '>';
- return;
- }
-
- if (isa<ConstantPointerNull>(CV)) {
- Out << "null";
- return;
- }
-
- if (isa<UndefValue>(CV)) {
- Out << "undef";
- 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, Context);
- if (OI+1 != CE->op_end())
- Out << ", ";
- }
-
- if (CE->hasIndices()) {
- ArrayRef<unsigned> Indices = CE->getIndices();
- for (unsigned i = 0, e = Indices.size(); i != e; ++i)
- Out << ", " << Indices[i];
- }
-
- if (CE->isCast()) {
- Out << " to ";
- TypePrinter.print(CE->getType(), Out);
- }
-
- Out << ')';
- return;
- }
-
- Out << "<placeholder or erroneous Constant>";
-}
-
-static void WriteMDNodeBodyInternal(raw_ostream &Out, const MDNode *Node,
- TypePrinting *TypePrinter,
- SlotTracker *Machine,
- const Module *Context) {
- Out << "!{";
- for (unsigned mi = 0, me = Node->getNumOperands(); mi != me; ++mi) {
- const Value *V = Node->getOperand(mi);
- if (V == 0)
- Out << "null";
- else {
- TypePrinter->print(V->getType(), Out);
- Out << ' ';
- WriteAsOperandInternal(Out, Node->getOperand(mi),
- TypePrinter, Machine, Context);
- }
- if (mi + 1 != me)
- Out << ", ";
- }
-
- Out << "}";
-}
-
-
-/// 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.
-///
-static void WriteAsOperandInternal(raw_ostream &Out, const Value *V,
- TypePrinting *TypePrinter,
- SlotTracker *Machine,
- const Module *Context) {
- if (V->hasName()) {
- PrintLLVMName(Out, V);
- return;
- }
-
- const Constant *CV = dyn_cast<Constant>(V);
- if (CV && !isa<GlobalValue>(CV)) {
- assert(TypePrinter && "Constants require TypePrinting!");
- WriteConstantInternal(Out, CV, *TypePrinter, Machine, Context);
- return;
- }
-
- if (const InlineAsm *IA = dyn_cast<InlineAsm>(V)) {
- Out << "asm ";
- if (IA->hasSideEffects())
- Out << "sideeffect ";
- if (IA->isAlignStack())
- Out << "alignstack ";
- // We don't emit the AD_ATT dialect as it's the assumed default.
- if (IA->getDialect() == InlineAsm::AD_Intel)
- Out << "inteldialect ";
- Out << '"';
- PrintEscapedString(IA->getAsmString(), Out);
- Out << "\", \"";
- PrintEscapedString(IA->getConstraintString(), Out);
- Out << '"';
- return;
- }
-
- if (const MDNode *N = dyn_cast<MDNode>(V)) {
- if (N->isFunctionLocal()) {
- // Print metadata inline, not via slot reference number.
- WriteMDNodeBodyInternal(Out, N, TypePrinter, Machine, Context);
- return;
- }
-
- if (!Machine) {
- if (N->isFunctionLocal())
- Machine = new SlotTracker(N->getFunction());
- else
- Machine = new SlotTracker(Context);
- }
- int Slot = Machine->getMetadataSlot(N);
- if (Slot == -1)
- Out << "<badref>";
- else
- Out << '!' << Slot;
- return;
- }
-
- if (const MDString *MDS = dyn_cast<MDString>(V)) {
- Out << "!\"";
- PrintEscapedString(MDS->getString(), Out);
- 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.
- if (Machine) {
- if (const GlobalValue *GV = dyn_cast<GlobalValue>(V)) {
- Slot = Machine->getGlobalSlot(GV);
- Prefix = '@';
- } else {
- Slot = Machine->getLocalSlot(V);
-
- // If the local value didn't succeed, then we may be referring to a value
- // from a different function. Translate it, as this can happen when using
- // address of blocks.
- if (Slot == -1)
- if ((Machine = createSlotTracker(V))) {
- Slot = Machine->getLocalSlot(V);
- delete Machine;
- }
- }
- } else if ((Machine = createSlotTracker(V))) {
- // Otherwise, create one to get the # and then destroy it.
- if (const GlobalValue *GV = dyn_cast<GlobalValue>(V)) {
- Slot = Machine->getGlobalSlot(GV);
- Prefix = '@';
- } else {
- Slot = Machine->getLocalSlot(V);
- }
- delete Machine;
- Machine = 0;
- } else {
- Slot = -1;
- }
-
- if (Slot != -1)
- Out << Prefix << Slot;
- else
- Out << "<badref>";
-}
-
-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) && !isa<MDNode>(V)) ||
- V->hasName() || isa<GlobalValue>(V))) {
- WriteAsOperandInternal(Out, V, 0, 0, Context);
- return;
- }
-
- if (Context == 0) Context = getModuleFromVal(V);
-
- TypePrinting TypePrinter;
- if (Context)
- TypePrinter.incorporateTypes(*Context);
- if (PrintType) {
- TypePrinter.print(V->getType(), Out);
- Out << ' ';
- }
-
- WriteAsOperandInternal(Out, V, &TypePrinter, 0, Context);
-}
-
-namespace {
-
-class AssemblyWriter {
- formatted_raw_ostream &Out;
- SlotTracker &Machine;
- const Module *TheModule;
- TypePrinting TypePrinter;
- AssemblyAnnotationWriter *AnnotationWriter;
-
-public:
- inline AssemblyWriter(formatted_raw_ostream &o, SlotTracker &Mac,
- const Module *M,
- AssemblyAnnotationWriter *AAW)
- : Out(o), Machine(Mac), TheModule(M), AnnotationWriter(AAW) {
- if (M)
- TypePrinter.incorporateTypes(*M);
- }
-
- void printMDNodeBody(const MDNode *MD);
- void printNamedMDNode(const NamedMDNode *NMD);
-
- void printModule(const Module *M);
-
- void writeOperand(const Value *Op, bool PrintType);
- void writeParamOperand(const Value *Operand, AttributeSet Attrs,unsigned Idx);
- void writeAtomic(AtomicOrdering Ordering, SynchronizationScope SynchScope);
-
- void writeAllMDNodes();
-
- void printTypeIdentities();
- void printGlobal(const GlobalVariable *GV);
- void printAlias(const GlobalAlias *GV);
- void printFunction(const Function *F);
- void printArgument(const Argument *FA, AttributeSet Attrs, unsigned Idx);
- void printBasicBlock(const BasicBlock *BB);
- void printInstruction(const Instruction &I);
-
-private:
- // printInfoComment - Print a little comment after the instruction indicating
- // which slot it occupies.
- void printInfoComment(const Value &V);
-};
-} // end of anonymous namespace
-
-void AssemblyWriter::writeOperand(const Value *Operand, bool PrintType) {
- if (Operand == 0) {
- Out << "<null operand!>";
- return;
- }
- if (PrintType) {
- TypePrinter.print(Operand->getType(), Out);
- Out << ' ';
- }
- WriteAsOperandInternal(Out, Operand, &TypePrinter, &Machine, TheModule);
-}
-
-void AssemblyWriter::writeAtomic(AtomicOrdering Ordering,
- SynchronizationScope SynchScope) {
- if (Ordering == NotAtomic)
- return;
-
- switch (SynchScope) {
- case SingleThread: Out << " singlethread"; break;
- case CrossThread: break;
- }
-
- switch (Ordering) {
- default: Out << " <bad ordering " << int(Ordering) << ">"; 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) {
- Out << "<null operand!>";
- return;
- }
-
- // Print the type
- TypePrinter.print(Operand->getType(), Out);
- // Print parameter attributes list
- if (Attrs.hasAttributes(Idx))
- Out << ' ' << Attrs.getAsString(Idx);
- Out << ' ';
- // Print the operand
- WriteAsOperandInternal(Out, Operand, &TypePrinter, &Machine, TheModule);
-}
-
-void AssemblyWriter::printModule(const Module *M) {
- if (!M->getModuleIdentifier().empty() &&
- // Don't print the ID if it will start a new line (which would
- // require a comment char before it).
- M->getModuleIdentifier().find('\n') == std::string::npos)
- Out << "; ModuleID = '" << M->getModuleIdentifier() << "'\n";
-
- if (!M->getDataLayout().empty())
- Out << "target datalayout = \"" << M->getDataLayout() << "\"\n";
- if (!M->getTargetTriple().empty())
- Out << "target triple = \"" << M->getTargetTriple() << "\"\n";
-
- if (!M->getModuleInlineAsm().empty()) {
- // Split the string into lines, to make it easier to read the .ll file.
- 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.
- Out << "module asm \"";
- PrintEscapedString(std::string(Asm.begin()+CurPos, Asm.begin()+NewLine),
- Out);
- Out << "\"\n";
- CurPos = NewLine+1;
- NewLine = Asm.find_first_of('\n', CurPos);
- }
- std::string rest(Asm.begin()+CurPos, Asm.end());
- if (!rest.empty()) {
- Out << "module asm \"";
- PrintEscapedString(rest, Out);
- Out << "\"\n";
- }
- }
-
- printTypeIdentities();
-
- // 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); Out << '\n';
- }
-
- // Output all aliases.
- if (!M->alias_empty()) Out << "\n";
- for (Module::const_alias_iterator I = M->alias_begin(), E = M->alias_end();
- I != E; ++I)
- printAlias(I);
-
- // 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)
- printNamedMDNode(I);
-
- // Output metadata.
- if (!Machine.mdn_empty()) {
- Out << '\n';
- writeAllMDNodes();
- }
-}
-
-void AssemblyWriter::printNamedMDNode(const NamedMDNode *NMD) {
- Out << '!';
- StringRef Name = NMD->getName();
- if (Name.empty()) {
- Out << "<empty name> ";
- } else {
- if (isalpha(Name[0]) || Name[0] == '-' || Name[0] == '$' ||
- Name[0] == '.' || Name[0] == '_')
- Out << Name[0];
- else
- Out << '\\' << hexdigit(Name[0] >> 4) << hexdigit(Name[0] & 0x0F);
- for (unsigned i = 1, e = Name.size(); i != e; ++i) {
- unsigned char C = Name[i];
- if (isalnum(C) || C == '-' || C == '$' || C == '.' || C == '_')
- Out << C;
- else
- Out << '\\' << hexdigit(C >> 4) << hexdigit(C & 0x0F);
- }
- }
- Out << " = !{";
- for (unsigned i = 0, e = NMD->getNumOperands(); i != e; ++i) {
- if (i) Out << ", ";
- int Slot = Machine.getMetadataSlot(NMD->getOperand(i));
- if (Slot == -1)
- Out << "<badref>";
- else
- Out << '!' << Slot;
- }
- Out << "}\n";
-}
-
-
-static void PrintLinkage(GlobalValue::LinkageTypes LT,
- formatted_raw_ostream &Out) {
- 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;
- case GlobalValue::LinkOnceODRAutoHideLinkage:
- Out << "linkonce_odr_auto_hide ";
- 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;
- }
-}
-
-
-static void PrintVisibility(GlobalValue::VisibilityTypes Vis,
- formatted_raw_ostream &Out) {
- switch (Vis) {
- case GlobalValue::DefaultVisibility: break;
- case GlobalValue::HiddenVisibility: Out << "hidden "; break;
- case GlobalValue::ProtectedVisibility: Out << "protected "; break;
- }
-}
-
-static void PrintThreadLocalModel(GlobalVariable::ThreadLocalMode TLM,
- formatted_raw_ostream &Out) {
- switch (TLM) {
- case GlobalVariable::NotThreadLocal:
- break;
- case GlobalVariable::GeneralDynamicTLSModel:
- Out << "thread_local ";
- break;
- case GlobalVariable::LocalDynamicTLSModel:
- Out << "thread_local(localdynamic) ";
- break;
- case GlobalVariable::InitialExecTLSModel:
- Out << "thread_local(initialexec) ";
- break;
- case GlobalVariable::LocalExecTLSModel:
- Out << "thread_local(localexec) ";
- break;
- }
-}
-
-void AssemblyWriter::printGlobal(const GlobalVariable *GV) {
- if (GV->isMaterializable())
- Out << "; Materializable\n";
-
- WriteAsOperandInternal(Out, GV, &TypePrinter, &Machine, GV->getParent());
- Out << " = ";
-
- if (!GV->hasInitializer() && GV->hasExternalLinkage())
- Out << "external ";
-
- PrintLinkage(GV->getLinkage(), Out);
- PrintVisibility(GV->getVisibility(), Out);
- PrintThreadLocalModel(GV->getThreadLocalMode(), Out);
-
- if (unsigned AddressSpace = GV->getType()->getAddressSpace())
- Out << "addrspace(" << AddressSpace << ") ";
- if (GV->hasUnnamedAddr()) Out << "unnamed_addr ";
- Out << (GV->isConstant() ? "constant " : "global ");
- TypePrinter.print(GV->getType()->getElementType(), Out);
-
- if (GV->hasInitializer()) {
- Out << ' ';
- writeOperand(GV->getInitializer(), false);
- }
-
- if (GV->hasSection()) {
- Out << ", section \"";
- PrintEscapedString(GV->getSection(), Out);
- Out << '"';
- }
- if (GV->getAlignment())
- Out << ", align " << GV->getAlignment();
-
- printInfoComment(*GV);
-}
-
-void AssemblyWriter::printAlias(const GlobalAlias *GA) {
- if (GA->isMaterializable())
- Out << "; Materializable\n";
-
- // Don't crash when dumping partially built GA
- if (!GA->hasName())
- Out << "<<nameless>> = ";
- else {
- PrintLLVMName(Out, GA);
- Out << " = ";
- }
- PrintVisibility(GA->getVisibility(), Out);
-
- Out << "alias ";
-
- PrintLinkage(GA->getLinkage(), Out);
-
- const Constant *Aliasee = GA->getAliasee();
-
- if (Aliasee == 0) {
- TypePrinter.print(GA->getType(), Out);
- Out << " <<NULL ALIASEE>>";
- } else {
- writeOperand(Aliasee, !isa<ConstantExpr>(Aliasee));
- }
-
- printInfoComment(*GA);
- Out << '\n';
-}
-
-void AssemblyWriter::printTypeIdentities() {
- if (TypePrinter.NumberedTypes.empty() &&
- TypePrinter.NamedTypes.empty())
- return;
-
- Out << '\n';
-
- // We know all the numbers that each type is used and we know that it is a
- // dense assignment. Convert the map to an index table.
- std::vector<StructType*> NumberedTypes(TypePrinter.NumberedTypes.size());
- for (DenseMap<StructType*, unsigned>::iterator I =
- TypePrinter.NumberedTypes.begin(), E = TypePrinter.NumberedTypes.end();
- I != E; ++I) {
- assert(I->second < NumberedTypes.size() && "Didn't get a dense numbering?");
- NumberedTypes[I->second] = I->first;
- }
-
- // Emit all numbered types.
- for (unsigned i = 0, e = NumberedTypes.size(); i != e; ++i) {
- 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.printStructBody(NumberedTypes[i], Out);
- Out << '\n';
- }
-
- for (unsigned i = 0, e = TypePrinter.NamedTypes.size(); i != e; ++i) {
- PrintLLVMName(Out, TypePrinter.NamedTypes[i]->getName(), LocalPrefix);
- Out << " = type ";
-
- // Make sure we print out at least one level of the type structure, so
- // that we do not get %FILE = type %FILE
- TypePrinter.printStructBody(TypePrinter.NamedTypes[i], Out);
- Out << '\n';
- }
-}
-
-/// printFunction - Print all aspects of a function.
-///
-void AssemblyWriter::printFunction(const Function *F) {
- // Print out the return type and name.
- Out << '\n';
-
- if (AnnotationWriter) AnnotationWriter->emitFunctionAnnot(F, Out);
-
- if (F->isMaterializable())
- Out << "; Materializable\n";
-
- if (F->isDeclaration())
- Out << "declare ";
- else
- Out << "define ";
-
- PrintLinkage(F->getLinkage(), Out);
- PrintVisibility(F->getVisibility(), Out);
-
- // Print the calling convention.
- if (F->getCallingConv() != CallingConv::C) {
- PrintCallingConv(F->getCallingConv(), Out);
- Out << " ";
- }
-
- FunctionType *FT = F->getFunctionType();
- const AttributeSet &Attrs = F->getAttributes();
- Attribute RetAttrs = Attrs.getRetAttributes();
- if (RetAttrs.hasAttributes())
- Out << Attrs.getRetAttributes().getAsString() << ' ';
- TypePrinter.print(F->getReturnType(), Out);
- Out << ' ';
- WriteAsOperandInternal(Out, F, &TypePrinter, &Machine, F->getParent());
- Out << '(';
- Machine.incorporateFunction(F);
-
- // Loop over the arguments, printing them...
-
- unsigned Idx = 1;
- if (!F->isDeclaration()) {
- // If this isn't a declaration, print the argument names as well.
- for (Function::const_arg_iterator I = F->arg_begin(), E = F->arg_end();
- I != E; ++I) {
- // Insert commas as we go... the first arg doesn't get a comma
- if (I != F->arg_begin()) Out << ", ";
- printArgument(I, Attrs, Idx);
- Idx++;
- }
- } else {
- // Otherwise, print the types from the function type.
- 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);
-
- if (Attrs.hasAttributes(i+1))
- Out << ' ' << Attrs.getAsString(i+1);
- }
- }
-
- // Finish printing arguments...
- if (FT->isVarArg()) {
- if (FT->getNumParams()) Out << ", ";
- Out << "..."; // Output varargs portion of signature!
- }
- Out << ')';
- if (F->hasUnnamedAddr())
- Out << " unnamed_addr";
- if (Attrs.hasAttributes(AttributeSet::FunctionIndex))
- Out << ' ' << Attrs.getAsString(AttributeSet::FunctionIndex);
- if (F->hasSection()) {
- Out << " section \"";
- PrintEscapedString(F->getSection(), Out);
- Out << '"';
- }
- if (F->getAlignment())
- Out << " align " << F->getAlignment();
- if (F->hasGC())
- Out << " gc \"" << F->getGC() << '"';
- if (F->isDeclaration()) {
- Out << '\n';
- } else {
- Out << " {";
- // Output all of the function's basic blocks.
- for (Function::const_iterator I = F->begin(), E = F->end(); I != E; ++I)
- printBasicBlock(I);
-
- Out << "}\n";
- }
-
- Machine.purgeFunction();
-}
-
-/// printArgument - This member is called for every argument that is passed into
-/// the function. Simply print it out
-///
-void AssemblyWriter::printArgument(const Argument *Arg,
- AttributeSet Attrs, unsigned Idx) {
- // Output type...
- TypePrinter.print(Arg->getType(), Out);
-
- // Output parameter attributes list
- if (Attrs.hasAttributes(Idx))
- Out << ' ' << Attrs.getAsString(Idx);
-
- // Output name, if available...
- if (Arg->hasName()) {
- Out << ' ';
- PrintLLVMName(Out, Arg);
- }
-}
-
-/// printBasicBlock - This member is called for each basic block in a method.
-///
-void AssemblyWriter::printBasicBlock(const BasicBlock *BB) {
- if (BB->hasName()) { // Print out the label if it exists...
- Out << "\n";
- PrintLLVMName(Out, BB->getName(), LabelPrefix);
- Out << ':';
- } else if (!BB->use_empty()) { // Don't print block # of no uses...
- Out << "\n; <label>:";
- int Slot = Machine.getLocalSlot(BB);
- if (Slot != -1)
- Out << Slot;
- else
- Out << "<badref>";
- }
-
- 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.PadToColumn(50);
- Out << ";";
- const_pred_iterator PI = pred_begin(BB), PE = pred_end(BB);
-
- if (PI == PE) {
- Out << " No predecessors!";
- } else {
- Out << " preds = ";
- writeOperand(*PI, false);
- for (++PI; PI != PE; ++PI) {
- Out << ", ";
- writeOperand(*PI, false);
- }
- }
- }
-
- Out << "\n";
-
- 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) {
- printInstruction(*I);
- Out << '\n';
- }
-
- if (AnnotationWriter) AnnotationWriter->emitBasicBlockEndAnnot(BB, Out);
-}
-
-/// printInfoComment - Print a little comment after the instruction indicating
-/// which slot it occupies.
-///
-void AssemblyWriter::printInfoComment(const Value &V) {
- if (AnnotationWriter) {
- AnnotationWriter->printInfoComment(V, Out);
- return;
- }
-}
-
-// This member is called for each Instruction in a function..
-void AssemblyWriter::printInstruction(const Instruction &I) {
- if (AnnotationWriter) AnnotationWriter->emitInstructionAnnot(&I, Out);
-
- // Print out indentation for an instruction.
- Out << " ";
-
- // Print out name if it exists...
- if (I.hasName()) {
- PrintLLVMName(Out, &I);
- Out << " = ";
- } else if (!I.getType()->isVoidTy()) {
- // Print out the def slot taken.
- int SlotNum = Machine.getLocalSlot(&I);
- if (SlotNum == -1)
- Out << "<badref> = ";
- else
- Out << '%' << SlotNum << " = ";
- }
-
- if (isa<CallInst>(I) && cast<CallInst>(I).isTailCall())
- Out << "tail ";
-
- // Print out the opcode...
- Out << I.getOpcodeName();
-
- // If this is an atomic load or store, print out the atomic marker.
- if ((isa<LoadInst>(I) && cast<LoadInst>(I).isAtomic()) ||
- (isa<StoreInst>(I) && cast<StoreInst>(I).isAtomic()))
- Out << " atomic";
-
- // 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()) ||
- (isa<AtomicCmpXchgInst>(I) && cast<AtomicCmpXchgInst>(I).isVolatile()) ||
- (isa<AtomicRMWInst>(I) && cast<AtomicRMWInst>(I).isVolatile()))
- Out << " volatile";
-
- // 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());
-
- // Print out the atomicrmw operation
- if (const AtomicRMWInst *RMWI = dyn_cast<AtomicRMWInst>(&I))
- writeAtomicRMWOperation(Out, RMWI->getOperation());
-
- // Print out the type of the operands...
- const Value *Operand = I.getNumOperands() ? I.getOperand(0) : 0;
-
- // Special case conditional branches to swizzle the condition out to the front
- if (isa<BranchInst>(I) && cast<BranchInst>(I).isConditional()) {
- BranchInst &BI(cast<BranchInst>(I));
- Out << ' ';
- writeOperand(BI.getCondition(), true);
- Out << ", ";
- writeOperand(BI.getSuccessor(0), true);
- Out << ", ";
- writeOperand(BI.getSuccessor(1), true);
-
- } else if (isa<SwitchInst>(I)) {
- SwitchInst& SI(cast<SwitchInst>(I));
- // Special case switch instruction to get formatting nice and correct.
- Out << ' ';
- writeOperand(SI.getCondition(), true);
- Out << ", ";
- writeOperand(SI.getDefaultDest(), true);
- Out << " [";
- for (SwitchInst::CaseIt i = SI.case_begin(), e = SI.case_end();
- i != e; ++i) {
- Out << "\n ";
- writeOperand(i.getCaseValue(), true);
- Out << ", ";
- writeOperand(i.getCaseSuccessor(), true);
- }
- Out << "\n ]";
- } else if (isa<IndirectBrInst>(I)) {
- // Special case indirectbr instruction to get formatting nice and correct.
- Out << ' ';
- writeOperand(Operand, true);
- Out << ", [";
-
- for (unsigned i = 1, e = I.getNumOperands(); i != e; ++i) {
- if (i != 1)
- Out << ", ";
- writeOperand(I.getOperand(i), true);
- }
- Out << ']';
- } else if (const PHINode *PN = dyn_cast<PHINode>(&I)) {
- Out << ' ';
- TypePrinter.print(I.getType(), Out);
- Out << ' ';
-
- for (unsigned op = 0, Eop = PN->getNumIncomingValues(); op < Eop; ++op) {
- if (op) Out << ", ";
- Out << "[ ";
- writeOperand(PN->getIncomingValue(op), false); Out << ", ";
- writeOperand(PN->getIncomingBlock(op), false); Out << " ]";
- }
- } else if (const ExtractValueInst *EVI = dyn_cast<ExtractValueInst>(&I)) {
- Out << ' ';
- writeOperand(I.getOperand(0), true);
- for (const unsigned *i = EVI->idx_begin(), *e = EVI->idx_end(); i != e; ++i)
- Out << ", " << *i;
- } else if (const InsertValueInst *IVI = dyn_cast<InsertValueInst>(&I)) {
- Out << ' ';
- writeOperand(I.getOperand(0), true); Out << ", ";
- writeOperand(I.getOperand(1), true);
- for (const unsigned *i = IVI->idx_begin(), *e = IVI->idx_end(); i != e; ++i)
- Out << ", " << *i;
- } else if (const LandingPadInst *LPI = dyn_cast<LandingPadInst>(&I)) {
- Out << ' ';
- TypePrinter.print(I.getType(), Out);
- Out << " personality ";
- writeOperand(I.getOperand(0), true); Out << '\n';
-
- if (LPI->isCleanup())
- Out << " cleanup";
-
- for (unsigned i = 0, e = LPI->getNumClauses(); i != e; ++i) {
- if (i != 0 || LPI->isCleanup()) Out << "\n";
- if (LPI->isCatch(i))
- Out << " catch ";
- else
- Out << " filter ";
-
- writeOperand(LPI->getClause(i), true);
- }
- } else if (isa<ReturnInst>(I) && !Operand) {
- Out << " void";
- } else if (const CallInst *CI = dyn_cast<CallInst>(&I)) {
- // Print the calling convention being used.
- if (CI->getCallingConv() != CallingConv::C) {
- Out << " ";
- PrintCallingConv(CI->getCallingConv(), Out);
- }
-
- Operand = CI->getCalledValue();
- PointerType *PTy = cast<PointerType>(Operand->getType());
- FunctionType *FTy = cast<FunctionType>(PTy->getElementType());
- Type *RetTy = FTy->getReturnType();
- const AttributeSet &PAL = CI->getAttributes();
-
- if (PAL.getRetAttributes().hasAttributes())
- Out << ' ' << PAL.getRetAttributes().getAsString();
-
- // If possible, print out the short form of the call instruction. We can
- // only do this if the first argument is a pointer to a nonvararg function,
- // and if the return type is not a pointer to a function.
- //
- Out << ' ';
- if (!FTy->isVarArg() &&
- (!RetTy->isPointerTy() ||
- !cast<PointerType>(RetTy)->getElementType()->isFunctionTy())) {
- TypePrinter.print(RetTy, Out);
- Out << ' ';
- writeOperand(Operand, false);
- } else {
- writeOperand(Operand, true);
- }
- Out << '(';
- for (unsigned op = 0, Eop = CI->getNumArgOperands(); op < Eop; ++op) {
- if (op > 0)
- Out << ", ";
- writeParamOperand(CI->getArgOperand(op), PAL, op + 1);
- }
- Out << ')';
- if (PAL.hasAttributes(AttributeSet::FunctionIndex))
- Out << ' ' << PAL.getAsString(AttributeSet::FunctionIndex);
- } else if (const InvokeInst *II = dyn_cast<InvokeInst>(&I)) {
- Operand = II->getCalledValue();
- PointerType *PTy = cast<PointerType>(Operand->getType());
- FunctionType *FTy = cast<FunctionType>(PTy->getElementType());
- Type *RetTy = FTy->getReturnType();
- const AttributeSet &PAL = II->getAttributes();
-
- // Print the calling convention being used.
- if (II->getCallingConv() != CallingConv::C) {
- Out << " ";
- PrintCallingConv(II->getCallingConv(), Out);
- }
-
- if (PAL.getRetAttributes().hasAttributes())
- Out << ' ' << PAL.getRetAttributes().getAsString();
-
- // If possible, print out the short form of the invoke instruction. We can
- // only do this if the first argument is a pointer to a nonvararg function,
- // and if the return type is not a pointer to a function.
- //
- Out << ' ';
- if (!FTy->isVarArg() &&
- (!RetTy->isPointerTy() ||
- !cast<PointerType>(RetTy)->getElementType()->isFunctionTy())) {
- TypePrinter.print(RetTy, Out);
- Out << ' ';
- writeOperand(Operand, false);
- } else {
- writeOperand(Operand, true);
- }
- Out << '(';
- for (unsigned op = 0, Eop = II->getNumArgOperands(); op < Eop; ++op) {
- if (op)
- Out << ", ";
- writeParamOperand(II->getArgOperand(op), PAL, op + 1);
- }
-
- Out << ')';
- if (PAL.hasAttributes(AttributeSet::FunctionIndex))
- Out << ' ' << PAL.getAsString(AttributeSet::FunctionIndex);
-
- Out << "\n to ";
- writeOperand(II->getNormalDest(), true);
- Out << " unwind ";
- writeOperand(II->getUnwindDest(), true);
-
- } else if (const AllocaInst *AI = dyn_cast<AllocaInst>(&I)) {
- Out << ' ';
- TypePrinter.print(AI->getType()->getElementType(), Out);
- if (!AI->getArraySize() || AI->isArrayAllocation()) {
- Out << ", ";
- writeOperand(AI->getArraySize(), true);
- }
- if (AI->getAlignment()) {
- Out << ", align " << AI->getAlignment();
- }
- } else if (isa<CastInst>(I)) {
- if (Operand) {
- Out << ' ';
- writeOperand(Operand, true); // Work with broken code
- }
- Out << " to ";
- TypePrinter.print(I.getType(), Out);
- } else if (isa<VAArgInst>(I)) {
- if (Operand) {
- Out << ' ';
- writeOperand(Operand, true); // Work with broken code
- }
- Out << ", ";
- TypePrinter.print(I.getType(), Out);
- } else if (Operand) { // Print the normal way.
-
- // PrintAllTypes - Instructions who have operands of all the same type
- // omit the type from all but the first operand. If the instruction has
- // different type operands (for example br), then they are all printed.
- bool PrintAllTypes = false;
- Type *TheType = Operand->getType();
-
- // Select, Store and ShuffleVector always print all types.
- if (isa<SelectInst>(I) || isa<StoreInst>(I) || isa<ShuffleVectorInst>(I)
- || isa<ReturnInst>(I)) {
- PrintAllTypes = true;
- } else {
- for (unsigned i = 1, E = I.getNumOperands(); i != E; ++i) {
- Operand = I.getOperand(i);
- // note that Operand shouldn't be null, but the test helps make dump()
- // more tolerant of malformed IR
- if (Operand && Operand->getType() != TheType) {
- PrintAllTypes = true; // We have differing types! Print them all!
- break;
- }
- }
- }
-
- if (!PrintAllTypes) {
- Out << ' ';
- TypePrinter.print(TheType, Out);
- }
-
- Out << ' ';
- for (unsigned i = 0, E = I.getNumOperands(); i != E; ++i) {
- if (i) Out << ", ";
- writeOperand(I.getOperand(i), PrintAllTypes);
- }
- }
-
- // Print atomic ordering/alignment for memory operations
- if (const LoadInst *LI = dyn_cast<LoadInst>(&I)) {
- if (LI->isAtomic())
- writeAtomic(LI->getOrdering(), LI->getSynchScope());
- if (LI->getAlignment())
- Out << ", align " << LI->getAlignment();
- } else if (const StoreInst *SI = dyn_cast<StoreInst>(&I)) {
- if (SI->isAtomic())
- writeAtomic(SI->getOrdering(), SI->getSynchScope());
- if (SI->getAlignment())
- Out << ", align " << SI->getAlignment();
- } else if (const AtomicCmpXchgInst *CXI = dyn_cast<AtomicCmpXchgInst>(&I)) {
- writeAtomic(CXI->getOrdering(), 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)) {
- writeAtomic(FI->getOrdering(), FI->getSynchScope());
- }
-
- // Print Metadata info.
- SmallVector<std::pair<unsigned, MDNode*>, 4> InstMD;
- I.getAllMetadata(InstMD);
- if (!InstMD.empty()) {
- SmallVector<StringRef, 8> MDNames;
- I.getType()->getContext().getMDKindNames(MDNames);
- for (unsigned i = 0, e = InstMD.size(); i != e; ++i) {
- unsigned Kind = InstMD[i].first;
- if (Kind < MDNames.size()) {
- Out << ", !" << MDNames[Kind];
- } else {
- Out << ", !<unknown kind #" << Kind << ">";
- }
- Out << ' ';
- WriteAsOperandInternal(Out, InstMD[i].second, &TypePrinter, &Machine,
- TheModule);
- }
- }
- printInfoComment(I);
-}
-
-static void WriteMDNodeComment(const MDNode *Node,
- formatted_raw_ostream &Out) {
- if (Node->getNumOperands() < 1)
- return;
-
- Value *Op = Node->getOperand(0);
- if (!Op || !isa<ConstantInt>(Op) || cast<ConstantInt>(Op)->getBitWidth() < 32)
- return;
-
- DIDescriptor Desc(Node);
- if (Desc.getVersion() < LLVMDebugVersion11)
- return;
-
- unsigned Tag = Desc.getTag();
- Out.PadToColumn(50);
- if (dwarf::TagString(Tag)) {
- Out << "; ";
- Desc.print(Out);
- } else if (Tag == dwarf::DW_TAG_user_base) {
- Out << "; [ DW_TAG_user_base ]";
- }
-}
-
-void AssemblyWriter::writeAllMDNodes() {
- SmallVector<const MDNode *, 16> Nodes;
- Nodes.resize(Machine.mdn_size());
- for (SlotTracker::mdn_iterator I = Machine.mdn_begin(), E = Machine.mdn_end();
- I != E; ++I)
- Nodes[I->second] = cast<MDNode>(I->first);
-
- for (unsigned i = 0, e = Nodes.size(); i != e; ++i) {
- Out << '!' << i << " = metadata ";
- printMDNodeBody(Nodes[i]);
- }
-}
-
-void AssemblyWriter::printMDNodeBody(const MDNode *Node) {
- WriteMDNodeBodyInternal(Out, Node, &TypePrinter, &Machine, TheModule);
- WriteMDNodeComment(Node, Out);
- Out << "\n";
-}
-
-//===----------------------------------------------------------------------===//
-// External Interface declarations
-//===----------------------------------------------------------------------===//
-
-void Module::print(raw_ostream &ROS, AssemblyAnnotationWriter *AAW) const {
- SlotTracker SlotTable(this);
- formatted_raw_ostream OS(ROS);
- AssemblyWriter W(OS, SlotTable, this, AAW);
- W.printModule(this);
-}
-
-void NamedMDNode::print(raw_ostream &ROS, AssemblyAnnotationWriter *AAW) const {
- SlotTracker SlotTable(getParent());
- formatted_raw_ostream OS(ROS);
- AssemblyWriter W(OS, SlotTable, getParent(), AAW);
- W.printNamedMDNode(this);
-}
-
-void Type::print(raw_ostream &OS) const {
- if (this == 0) {
- OS << "<null Type>";
- return;
- }
- TypePrinting TP;
- TP.print(const_cast<Type*>(this), OS);
-
- // If the type is a named struct type, print the body as well.
- if (StructType *STy = dyn_cast<StructType>(const_cast<Type*>(this)))
- if (!STy->isLiteral()) {
- OS << " = type ";
- TP.printStructBody(STy, OS);
- }
-}
-
-void Value::print(raw_ostream &ROS, AssemblyAnnotationWriter *AAW) const {
- if (this == 0) {
- 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);
- AssemblyWriter W(OS, SlotTable, getModuleFromVal(I), AAW);
- W.printInstruction(*I);
- } else if (const BasicBlock *BB = dyn_cast<BasicBlock>(this)) {
- SlotTracker SlotTable(BB->getParent());
- AssemblyWriter W(OS, SlotTable, getModuleFromVal(BB), AAW);
- W.printBasicBlock(BB);
- } else if (const GlobalValue *GV = dyn_cast<GlobalValue>(this)) {
- SlotTracker SlotTable(GV->getParent());
- AssemblyWriter W(OS, SlotTable, GV->getParent(), AAW);
- if (const GlobalVariable *V = dyn_cast<GlobalVariable>(GV))
- W.printGlobal(V);
- else if (const Function *F = dyn_cast<Function>(GV))
- W.printFunction(F);
- else
- W.printAlias(cast<GlobalAlias>(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);
- 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);
- } else if (isa<InlineAsm>(this) || isa<MDString>(this) ||
- isa<Argument>(this)) {
- WriteAsOperand(OS, this, true, 0);
- } else {
- // Otherwise we don't know what it is. Call the virtual function to
- // allow a subclass to print itself.
- printCustom(OS);
- }
-}
-
-// 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.
-void Value::dump() const { print(dbgs()); dbgs() << '\n'; }
-
-// Type::dump - allow easy printing of Types 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); }
-
-// NamedMDNode::dump() - Allow printing of NamedMDNodes from the debugger.
-void NamedMDNode::dump() const { print(dbgs(), 0); }
projects / oota-llvm.git / blobdiff