//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
#include "llvm/CallingConv.h"
#include "llvm/Constants.h"
#include "llvm/DerivedTypes.h"
-#include "llvm/ParameterAttributes.h"
#include "llvm/InlineAsm.h"
#include "llvm/Instruction.h"
#include "llvm/Instructions.h"
#include "llvm/Module.h"
#include "llvm/ValueSymbolTable.h"
#include "llvm/TypeSymbolTable.h"
+#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/Support/CFG.h"
#include "llvm/Support/MathExtras.h"
-#include "llvm/Support/Streams.h"
+#include "llvm/Support/raw_ostream.h"
#include <algorithm>
+#include <cctype>
using namespace llvm;
-namespace llvm {
-
// Make virtual table appear in this compilation unit.
AssemblyAnnotationWriter::~AssemblyAnnotationWriter() {}
-/// This class provides computation of slot numbers for LLVM Assembly writing.
-/// @brief LLVM Assembly Writing Slot Computation.
-class SlotMachine {
+//===----------------------------------------------------------------------===//
+// Helper Functions
+//===----------------------------------------------------------------------===//
-/// @name Types
-/// @{
-public:
+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;
+}
- /// @brief A mapping of Values to slot numbers
- typedef std::map<const Value*,unsigned> ValueMap;
+// 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,
+ raw_ostream &Out) {
+ for (unsigned i = 0; i != Length; ++i) {
+ unsigned char C = Str[i];
+ if (isprint(C) && C != '\\' && C != '"' && isprint(C))
+ Out << C;
+ else
+ Out << '\\' << hexdigit(C >> 4) << hexdigit(C & 0x0F);
+ }
+}
-/// @}
-/// @name Constructors
-/// @{
-public:
- /// @brief Construct from a module
- SlotMachine(const Module *M);
+// 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);
+}
- /// @brief Construct from a function, starting out in incorp state.
- SlotMachine(const Function *F);
+enum PrefixType {
+ GlobalPrefix,
+ LabelPrefix,
+ LocalPrefix,
+ NoPrefix
+};
-/// @}
-/// @name Accessors
-/// @{
+/// 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!");
+ switch (Prefix) {
+ default: assert(0 && "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]);
+ if (!NeedsQuotes) {
+ for (unsigned i = 0; i != NameLen; ++i) {
+ char C = NameStr[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);
+ return;
+ }
+
+ // Okay, we need quotes. Output the quotes and escape any scary characters as
+ // needed.
+ OS << '"';
+ PrintEscapedString(NameStr, NameLen, OS);
+ OS << '"';
+}
+
+/// getLLVMName - Turn the specified string into an 'LLVM name', which is
+/// surrounded with ""'s and escaped if it has special chars in it.
+static std::string getLLVMName(const std::string &Name) {
+ assert(!Name.empty() && "Cannot get empty name!");
+ std::string result;
+ raw_string_ostream OS(result);
+ PrintLLVMName(OS, Name.c_str(), Name.length(), NoPrefix);
+ return OS.str();
+}
+
+/// 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->getNameStart(), V->getNameLen(),
+ isa<GlobalValue>(V) ? GlobalPrefix : LocalPrefix);
+}
+
+
+
+//===----------------------------------------------------------------------===//
+// 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 TypePlanes map for the module level data
+ ValueMap mMap;
+ unsigned mNext;
+
+ /// fMap - The TypePlanes map for the function level data
+ ValueMap fMap;
+ unsigned fNext;
+
+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 SlotMachine, return -1.
+ /// plane. If something is not in the SlotTracker, return -1.
int getLocalSlot(const Value *V);
int getGlobalSlot(const GlobalValue *V);
-/// @}
-/// @name Mutators
-/// @{
-public:
/// If you'd like to deal with a function instead of just a module, use
- /// this method to get its data into the SlotMachine.
+ /// 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 SlotMachine. This
+ /// most recently incorporated function from the SlotTracker. This
/// will reset the state of the machine back to just the module contents.
void purgeFunction();
-/// @}
-/// @name Implementation Details
-/// @{
+ // Implementation Details
private:
/// This function does the actual initialization.
inline void initialize();
/// Add all of the functions arguments, basic blocks, and instructions
void processFunction();
- SlotMachine(const SlotMachine &); // DO NOT IMPLEMENT
- void operator=(const SlotMachine &); // DO NOT IMPLEMENT
+ SlotTracker(const SlotTracker &); // DO NOT IMPLEMENT
+ void operator=(const SlotTracker &); // DO NOT IMPLEMENT
+};
-/// @}
-/// @name Data
-/// @{
-public:
+} // end anonymous namespace
- /// @brief The module for which we are holding slot numbers
- const Module* TheModule;
- /// @brief The function for which we are holding slot numbers
- const Function* TheFunction;
- bool FunctionProcessed;
-
- /// @brief The TypePlanes map for the module level data
- ValueMap mMap;
- unsigned mNext;
+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());
+
+ if (const Function *Func = dyn_cast<Function>(V))
+ return new SlotTracker(Func);
+
+ return 0;
+}
- /// @brief The TypePlanes map for the function level data
- ValueMap fMap;
- unsigned fNext;
+#if 0
+#define ST_DEBUG(X) cerr << 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) {
+}
-};
+// 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) {
+}
-} // end namespace llvm
+inline void SlotTracker::initialize() {
+ if (TheModule) {
+ processModule();
+ TheModule = 0; ///< Prevent re-processing next time we're called.
+ }
+
+ if (TheFunction && !FunctionProcessed)
+ processFunction();
+}
-static RegisterPass<PrintModulePass>
-X("printm", "Print module to stderr");
-static RegisterPass<PrintFunctionPass>
-Y("print","Print function to stderr");
+// 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 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");
+}
-static void WriteAsOperandInternal(std::ostream &Out, const Value *V,
- std::map<const Type *, std::string> &TypeTable,
- SlotMachine *Machine);
-static const Module *getModuleFromVal(const Value *V) {
- if (const Argument *MA = dyn_cast<Argument>(V))
- return MA->getParent() ? MA->getParent()->getParent() : 0;
- else if (const BasicBlock *BB = dyn_cast<BasicBlock>(V))
- return BB->getParent() ? BB->getParent()->getParent() : 0;
- else if (const Instruction *I = dyn_cast<Instruction>(V)) {
- const Function *M = I->getParent() ? I->getParent()->getParent() : 0;
- return M ? M->getParent() : 0;
- } else if (const GlobalValue *GV = dyn_cast<GlobalValue>(V))
- return GV->getParent();
- return 0;
+// 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");
+
+ // 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())
+ CreateFunctionSlot(I);
+ }
+
+ FunctionProcessed = true;
+
+ ST_DEBUG("end processFunction!\n");
}
-static SlotMachine *createSlotMachine(const Value *V) {
- if (const Argument *FA = dyn_cast<Argument>(V)) {
- return new SlotMachine(FA->getParent());
- } else if (const Instruction *I = dyn_cast<Instruction>(V)) {
- return new SlotMachine(I->getParent()->getParent());
- } else if (const BasicBlock *BB = dyn_cast<BasicBlock>(V)) {
- return new SlotMachine(BB->getParent());
- } else if (const GlobalVariable *GV = dyn_cast<GlobalVariable>(V)){
- return new SlotMachine(GV->getParent());
- } else if (const GlobalAlias *GA = dyn_cast<GlobalAlias>(V)){
- return new SlotMachine(GA->getParent());
- } else if (const Function *Func = dyn_cast<Function>(V)) {
- return new SlotMachine(Func);
- }
- return 0;
+/// 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");
}
-/// NameNeedsQuotes - Return true if the specified llvm name should be wrapped
-/// with ""'s.
-static bool NameNeedsQuotes(const std::string &Name) {
- if (Name[0] >= '0' && Name[0] <= '9') return true;
- // Scan to see if we have any characters that are not on the "white list"
- for (unsigned i = 0, e = Name.size(); i != e; ++i) {
- char C = Name[i];
- assert(C != '"' && "Illegal character in LLVM value name!");
- if ((C < 'a' || C > 'z') && (C < 'A' || C > 'Z') && (C < '0' || C > '9') &&
- C != '-' && C != '.' && C != '_')
- return true;
- }
- return false;
+/// 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 type plane in the module map
+ ValueMap::iterator MI = mMap.find(V);
+ return MI == mMap.end() ? -1 : (int)MI->second;
}
-enum PrefixType {
- GlobalPrefix,
- LabelPrefix,
- LocalPrefix
-};
-/// getLLVMName - Turn the specified string 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).
-static std::string getLLVMName(const std::string &Name, PrefixType Prefix) {
- assert(!Name.empty() && "Cannot get empty name!");
+/// 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;
+}
- // First character cannot start with a number...
- if (NameNeedsQuotes(Name)) {
- if (Prefix == GlobalPrefix)
- return "@\"" + Name + "\"";
- return "\"" + Name + "\"";
- }
- // If we get here, then the identifier is legal to use as a "VarID".
- switch (Prefix) {
- default: assert(0 && "Bad prefix!");
- case GlobalPrefix: return '@' + Name;
- case LabelPrefix: return Name;
- case LocalPrefix: return '%' + Name;
- }
+/// 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->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() != Type::VoidTy && !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");
+}
+
+
+
+//===----------------------------------------------------------------------===//
+// AsmWriter Implementation
+//===----------------------------------------------------------------------===//
+
+static void WriteAsOperandInternal(raw_ostream &Out, const Value *V,
+ std::map<const Type *, std::string> &TypeTable,
+ SlotTracker *Machine);
+
+
+
/// fillTypeNameTable - If the module has a symbol table, take all global types
/// and stuff their names into the TypeNames map.
///
!cast<PointerType>(Ty)->getElementType()->isPrimitiveType() ||
!cast<PointerType>(Ty)->getElementType()->isInteger() ||
isa<OpaqueType>(cast<PointerType>(Ty)->getElementType()))
- TypeNames.insert(std::make_pair(Ty, getLLVMName(TI->first, LocalPrefix)));
+ TypeNames.insert(std::make_pair(Ty, '%' + getLLVMName(TI->first)));
}
}
static void calcTypeName(const Type *Ty,
std::vector<const Type *> &TypeStack,
std::map<const Type *, std::string> &TypeNames,
- std::string & Result){
+ std::string &Result) {
if (Ty->isInteger() || (Ty->isPrimitiveType() && !isa<OpaqueType>(Ty))) {
Result += Ty->getDescription(); // Base case
return;
const FunctionType *FTy = cast<FunctionType>(Ty);
calcTypeName(FTy->getReturnType(), TypeStack, TypeNames, Result);
Result += " (";
- unsigned Idx = 1;
- const ParamAttrsList *Attrs = FTy->getParamAttrs();
for (FunctionType::param_iterator I = FTy->param_begin(),
- E = FTy->param_end(); I != E; ++I) {
+ E = FTy->param_end(); I != E; ++I) {
if (I != FTy->param_begin())
Result += ", ";
calcTypeName(*I, TypeStack, TypeNames, Result);
- if (Attrs && Attrs->getParamAttrs(Idx) != ParamAttr::None) {
- Result += + " ";
- Result += Attrs->getParamAttrsTextByIndex(Idx);
- }
- Idx++;
}
if (FTy->isVarArg()) {
if (FTy->getNumParams()) Result += ", ";
Result += "...";
}
Result += ")";
- if (Attrs && Attrs->getParamAttrs(0) != ParamAttr::None) {
- Result += " ";
- Result += Attrs->getParamAttrsTextByIndex(0);
- }
break;
}
case Type::StructTyID: {
Result += "{ ";
for (StructType::element_iterator I = STy->element_begin(),
E = STy->element_end(); I != E; ++I) {
- if (I != STy->element_begin())
- Result += ", ";
calcTypeName(*I, TypeStack, TypeNames, Result);
+ if (next(I) != STy->element_end())
+ Result += ',';
+ Result += ' ';
}
- Result += " }";
+ Result += '}';
if (STy->isPacked())
Result += '>';
break;
}
- case Type::PointerTyID:
- calcTypeName(cast<PointerType>(Ty)->getElementType(),
- TypeStack, TypeNames, Result);
+ case Type::PointerTyID: {
+ const PointerType *PTy = cast<PointerType>(Ty);
+ calcTypeName(PTy->getElementType(), TypeStack, TypeNames, Result);
+ if (unsigned AddressSpace = PTy->getAddressSpace())
+ Result += " addrspace(" + utostr(AddressSpace) + ")";
Result += "*";
break;
+ }
case Type::ArrayTyID: {
const ArrayType *ATy = cast<ArrayType>(Ty);
Result += "[" + utostr(ATy->getNumElements()) + " x ";
/// printTypeInt - The internal guts of printing out a type that has a
/// potentially named portion.
///
-static std::ostream &printTypeInt(std::ostream &Out, const Type *Ty,
- std::map<const Type *, std::string> &TypeNames) {
+static void printTypeInt(raw_ostream &Out, const Type *Ty,
+ std::map<const Type *, std::string> &TypeNames) {
// Primitive types always print out their description, regardless of whether
// they have been named or not.
//
- if (Ty->isInteger() || (Ty->isPrimitiveType() && !isa<OpaqueType>(Ty)))
- return Out << Ty->getDescription();
+ if (Ty->isInteger() || (Ty->isPrimitiveType() && !isa<OpaqueType>(Ty))) {
+ Out << Ty->getDescription();
+ return;
+ }
// Check to see if the type is named.
std::map<const Type *, std::string>::iterator I = TypeNames.find(Ty);
- if (I != TypeNames.end()) return Out << I->second;
+ if (I != TypeNames.end()) {
+ Out << I->second;
+ 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
std::string TypeName;
calcTypeName(Ty, TypeStack, TypeNames, TypeName);
TypeNames.insert(std::make_pair(Ty, TypeName));//Cache type name for later use
- return (Out << TypeName);
+ Out << TypeName;
}
/// type, iff there is an entry in the modules symbol table for the specified
/// type or one of it's component types. This is slower than a simple x << Type
///
-std::ostream &llvm::WriteTypeSymbolic(std::ostream &Out, const Type *Ty,
- const Module *M) {
+void llvm::WriteTypeSymbolic(std::ostream &Out, const Type *Ty,
+ const Module *M) {
+ raw_os_ostream RO(Out);
+ WriteTypeSymbolic(RO, Ty, M);
+}
+
+void llvm::WriteTypeSymbolic(raw_ostream &Out, const Type *Ty, const Module *M){
Out << ' ';
// If they want us to print out a type, but there is no context, we can't
// print it symbolically.
- if (!M)
- return Out << Ty->getDescription();
-
- std::map<const Type *, std::string> TypeNames;
- fillTypeNameTable(M, TypeNames);
- return printTypeInt(Out, Ty, TypeNames);
-}
-
-// 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, std::ostream &Out) {
- for (unsigned i = 0, e = Str.size(); i != e; ++i) {
- unsigned char C = Str[i];
- if (isprint(C) && C != '"' && C != '\\') {
- Out << C;
- } else {
- Out << '\\'
- << (char) ((C/16 < 10) ? ( C/16 +'0') : ( C/16 -10+'A'))
- << (char)(((C&15) < 10) ? ((C&15)+'0') : ((C&15)-10+'A'));
- }
+ if (!M) {
+ Out << Ty->getDescription();
+ } else {
+ std::map<const Type *, std::string> TypeNames;
+ fillTypeNameTable(M, TypeNames);
+ printTypeInt(Out, Ty, TypeNames);
}
}
return pred;
}
-/// @brief Internal constant writer.
-static void WriteConstantInt(std::ostream &Out, const Constant *CV,
+static void WriteConstantInt(raw_ostream &Out, const Constant *CV,
std::map<const Type *, std::string> &TypeTable,
- SlotMachine *Machine) {
- const int IndentSize = 4;
- static std::string Indent = "\n";
+ SlotTracker *Machine) {
if (const ConstantInt *CI = dyn_cast<ConstantInt>(CV)) {
- if (CI->getType() == Type::Int1Ty)
+ if (CI->getType() == Type::Int1Ty) {
Out << (CI->getZExtValue() ? "true" : "false");
- else
- Out << CI->getValue().toStringSigned(10);
- } else if (const ConstantFP *CFP = dyn_cast<ConstantFP>(CV)) {
- // 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.
- //
- std::string StrVal = ftostr(CFP->getValue());
-
- // 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 (atof(StrVal.c_str()) == CFP->getValue()) {
- Out << StrVal;
- return;
+ return;
+ }
+ Out << CI->getValue();
+ return;
+ }
+
+ if (const ConstantFP *CFP = dyn_cast<ConstantFP>(CV)) {
+ if (&CFP->getValueAPF().getSemantics() == &APFloat::IEEEdouble ||
+ &CFP->getValueAPF().getSemantics() == &APFloat::IEEEsingle) {
+ // 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 isDouble = &CFP->getValueAPF().getSemantics()==&APFloat::IEEEdouble;
+ double Val = isDouble ? CFP->getValueAPF().convertToDouble() :
+ CFP->getValueAPF().convertToFloat();
+ std::string StrVal = ftostr(CFP->getValueAPF());
+
+ // 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 (atof(StrVal.c_str()) == Val) {
+ Out << StrVal;
+ return;
+ }
}
-
- // Otherwise we could not reparse it to exactly the same value, so we must
- // output the string in hexadecimal format!
- assert(sizeof(double) == sizeof(uint64_t) &&
- "assuming that double is 64 bits!");
- Out << "0x" << utohexstr(DoubleToBits(CFP->getValue()));
-
- } else if (isa<ConstantAggregateZero>(CV)) {
+ // Otherwise we could not reparse it to exactly the same value, so we must
+ // output the string in hexadecimal format!
+ assert(sizeof(double) == sizeof(uint64_t) &&
+ "assuming that double is 64 bits!");
+ char Buffer[40];
+ Out << "0x" << utohex_buffer(uint64_t(DoubleToBits(Val)), 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";
+ if (&CFP->getValueAPF().getSemantics() == &APFloat::x87DoubleExtended)
+ Out << 'K';
+ else if (&CFP->getValueAPF().getSemantics() == &APFloat::IEEEquad)
+ Out << 'L';
+ else if (&CFP->getValueAPF().getSemantics() == &APFloat::PPCDoubleDouble)
+ Out << 'M';
+ else
+ assert(0 && "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 shiftcount=60;
+ 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";
- } else if (const ConstantArray *CA = dyn_cast<ConstantArray>(CV)) {
+ 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
- // ubytes or an array of sbytes with positive values.
+ // i8 with ConstantInt values.
//
const Type *ETy = CA->getType()->getElementType();
if (CA->isString()) {
Out << "c\"";
PrintEscapedString(CA->getAsString(), Out);
- Out << "\"";
-
+ Out << '"';
} else { // Cannot output in string format...
Out << '[';
if (CA->getNumOperands()) {
Out << ' ';
printTypeInt(Out, ETy, TypeTable);
+ Out << ' ';
WriteAsOperandInternal(Out, CA->getOperand(0),
TypeTable, Machine);
for (unsigned i = 1, e = CA->getNumOperands(); i != e; ++i) {
Out << ", ";
printTypeInt(Out, ETy, TypeTable);
+ Out << ' ';
WriteAsOperandInternal(Out, CA->getOperand(i), TypeTable, Machine);
}
+ Out << ' ';
}
- Out << " ]";
+ Out << ']';
}
- } else if (const ConstantStruct *CS = dyn_cast<ConstantStruct>(CV)) {
+ return;
+ }
+
+ if (const ConstantStruct *CS = dyn_cast<ConstantStruct>(CV)) {
if (CS->getType()->isPacked())
Out << '<';
Out << '{';
unsigned N = CS->getNumOperands();
if (N) {
- if (N > 2) {
- Indent += std::string(IndentSize, ' ');
- Out << Indent;
- } else {
- Out << ' ';
- }
+ Out << ' ';
printTypeInt(Out, CS->getOperand(0)->getType(), TypeTable);
+ Out << ' ';
WriteAsOperandInternal(Out, CS->getOperand(0), TypeTable, Machine);
for (unsigned i = 1; i < N; i++) {
Out << ", ";
- if (N > 2) Out << Indent;
printTypeInt(Out, CS->getOperand(i)->getType(), TypeTable);
+ Out << ' ';
WriteAsOperandInternal(Out, CS->getOperand(i), TypeTable, Machine);
}
- if (N > 2) Indent.resize(Indent.size() - IndentSize);
+ Out << ' ';
}
- Out << " }";
+ Out << '}';
if (CS->getType()->isPacked())
Out << '>';
- } else if (const ConstantVector *CP = dyn_cast<ConstantVector>(CV)) {
- const Type *ETy = CP->getType()->getElementType();
- assert(CP->getNumOperands() > 0 &&
- "Number of operands for a PackedConst must be > 0");
- Out << '<';
- Out << ' ';
+ return;
+ }
+
+ if (const ConstantVector *CP = dyn_cast<ConstantVector>(CV)) {
+ const Type *ETy = CP->getType()->getElementType();
+ assert(CP->getNumOperands() > 0 &&
+ "Number of operands for a PackedConst must be > 0");
+ Out << "< ";
+ printTypeInt(Out, ETy, TypeTable);
+ Out << ' ';
+ WriteAsOperandInternal(Out, CP->getOperand(0), TypeTable, Machine);
+ for (unsigned i = 1, e = CP->getNumOperands(); i != e; ++i) {
+ Out << ", ";
printTypeInt(Out, ETy, TypeTable);
- WriteAsOperandInternal(Out, CP->getOperand(0), TypeTable, Machine);
- for (unsigned i = 1, e = CP->getNumOperands(); i != e; ++i) {
- Out << ", ";
- printTypeInt(Out, ETy, TypeTable);
- WriteAsOperandInternal(Out, CP->getOperand(i), TypeTable, Machine);
- }
- Out << " >";
- } else if (isa<ConstantPointerNull>(CV)) {
+ Out << ' ';
+ WriteAsOperandInternal(Out, CP->getOperand(i), TypeTable, Machine);
+ }
+ Out << " >";
+ return;
+ }
+
+ if (isa<ConstantPointerNull>(CV)) {
Out << "null";
-
- } else if (isa<UndefValue>(CV)) {
+ return;
+ }
+
+ if (isa<UndefValue>(CV)) {
Out << "undef";
+ return;
+ }
- } else if (const ConstantExpr *CE = dyn_cast<ConstantExpr>(CV)) {
+ if (const ConstantExpr *CE = dyn_cast<ConstantExpr>(CV)) {
Out << CE->getOpcodeName();
if (CE->isCompare())
- Out << " " << getPredicateText(CE->getPredicate());
+ Out << ' ' << getPredicateText(CE->getPredicate());
Out << " (";
for (User::const_op_iterator OI=CE->op_begin(); OI != CE->op_end(); ++OI) {
printTypeInt(Out, (*OI)->getType(), TypeTable);
+ Out << ' ';
WriteAsOperandInternal(Out, *OI, TypeTable, Machine);
if (OI+1 != CE->op_end())
Out << ", ";
}
+ if (CE->hasIndices()) {
+ const SmallVector<unsigned, 4> &Indices = CE->getIndices();
+ for (unsigned i = 0, e = Indices.size(); i != e; ++i)
+ Out << ", " << Indices[i];
+ }
+
if (CE->isCast()) {
Out << " to ";
printTypeInt(Out, CE->getType(), TypeTable);
}
Out << ')';
-
- } else {
- Out << "<placeholder or erroneous Constant>";
+ return;
}
+
+ Out << "<placeholder or erroneous Constant>";
}
/// ostream. This can be useful when you just want to print int %reg126, not
/// the whole instruction that generated it.
///
-static void WriteAsOperandInternal(std::ostream &Out, const Value *V,
+static void WriteAsOperandInternal(raw_ostream &Out, const Value *V,
std::map<const Type*, std::string> &TypeTable,
- SlotMachine *Machine) {
- Out << ' ';
- if (V->hasName())
- Out << getLLVMName(V->getName(),
- isa<GlobalValue>(V) ? GlobalPrefix : LocalPrefix);
- else {
- const Constant *CV = dyn_cast<Constant>(V);
- if (CV && !isa<GlobalValue>(CV)) {
- WriteConstantInt(Out, CV, TypeTable, Machine);
- } else if (const InlineAsm *IA = dyn_cast<InlineAsm>(V)) {
- Out << "asm ";
- if (IA->hasSideEffects())
- Out << "sideeffect ";
- Out << '"';
- PrintEscapedString(IA->getAsmString(), Out);
- Out << "\", \"";
- PrintEscapedString(IA->getConstraintString(), Out);
- Out << '"';
+ SlotTracker *Machine) {
+ if (V->hasName()) {
+ PrintLLVMName(Out, V);
+ return;
+ }
+
+ const Constant *CV = dyn_cast<Constant>(V);
+ if (CV && !isa<GlobalValue>(CV)) {
+ WriteConstantInt(Out, CV, TypeTable, Machine);
+ return;
+ }
+
+ if (const InlineAsm *IA = dyn_cast<InlineAsm>(V)) {
+ Out << "asm ";
+ if (IA->hasSideEffects())
+ Out << "sideeffect ";
+ Out << '"';
+ PrintEscapedString(IA->getAsmString(), Out);
+ Out << "\", \"";
+ PrintEscapedString(IA->getConstraintString(), Out);
+ Out << '"';
+ return;
+ }
+
+ char Prefix = '%';
+ int Slot;
+ if (Machine) {
+ if (const GlobalValue *GV = dyn_cast<GlobalValue>(V)) {
+ Slot = Machine->getGlobalSlot(GV);
+ Prefix = '@';
} else {
- char Prefix = '%';
- int Slot;
- if (Machine) {
- if (const GlobalValue *GV = dyn_cast<GlobalValue>(V)) {
- Slot = Machine->getGlobalSlot(GV);
- Prefix = '@';
- } else {
- Slot = Machine->getLocalSlot(V);
- }
+ Slot = Machine->getLocalSlot(V);
+ }
+ } else {
+ Machine = createSlotTracker(V);
+ if (Machine) {
+ if (const GlobalValue *GV = dyn_cast<GlobalValue>(V)) {
+ Slot = Machine->getGlobalSlot(GV);
+ Prefix = '@';
} else {
- Machine = createSlotMachine(V);
- if (Machine) {
- if (const GlobalValue *GV = dyn_cast<GlobalValue>(V)) {
- Slot = Machine->getGlobalSlot(GV);
- Prefix = '@';
- } else {
- Slot = Machine->getLocalSlot(V);
- }
- } else {
- Slot = -1;
- }
- delete Machine;
+ Slot = Machine->getLocalSlot(V);
}
- if (Slot != -1)
- Out << Prefix << Slot;
- else
- Out << "<badref>";
+ } 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.
///
-std::ostream &llvm::WriteAsOperand(std::ostream &Out, const Value *V,
- bool PrintType, const Module *Context) {
+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) {
std::map<const Type *, std::string> TypeNames;
if (Context == 0) Context = getModuleFromVal(V);
if (Context)
fillTypeNameTable(Context, TypeNames);
- if (PrintType)
+ if (PrintType) {
printTypeInt(Out, V->getType(), TypeNames);
+ Out << ' ';
+ }
WriteAsOperandInternal(Out, V, TypeNames, 0);
- return Out;
}
-namespace llvm {
+namespace {
class AssemblyWriter {
- std::ostream &Out;
- SlotMachine &Machine;
+ raw_ostream &Out;
+ SlotTracker &Machine;
const Module *TheModule;
std::map<const Type *, std::string> TypeNames;
AssemblyAnnotationWriter *AnnotationWriter;
public:
- inline AssemblyWriter(std::ostream &o, SlotMachine &Mac, const Module *M,
+ inline AssemblyWriter(raw_ostream &o, SlotTracker &Mac, const Module *M,
AssemblyAnnotationWriter *AAW)
: Out(o), Machine(Mac), TheModule(M), AnnotationWriter(AAW) {
fillTypeNameTable(M, TypeNames);
}
- inline void write(const Module *M) { printModule(M); }
- inline void write(const GlobalVariable *G) { printGlobal(G); }
- inline void write(const GlobalAlias *G) { printAlias(G); }
- inline void write(const Function *F) { printFunction(F); }
- inline void write(const BasicBlock *BB) { printBasicBlock(BB); }
- inline void write(const Instruction *I) { printInstruction(*I); }
- inline void write(const Type *Ty) { printType(Ty); }
+ 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 GlobalAlias *GA = dyn_cast<GlobalAlias>(G))
+ printAlias(GA);
+ else if (const Function *F = dyn_cast<Function>(G))
+ printFunction(F);
+ else
+ assert(0 && "Unknown global");
+ }
+
+ void write(const BasicBlock *BB) { printBasicBlock(BB); }
+ void write(const Instruction *I) { printInstruction(*I); }
+ void write(const Type *Ty) { printType(Ty); }
void writeOperand(const Value *Op, bool PrintType);
+ void writeParamOperand(const Value *Operand, Attributes Attrs);
const Module* getModule() { return TheModule; }
void printGlobal(const GlobalVariable *GV);
void printAlias(const GlobalAlias *GV);
void printFunction(const Function *F);
- void printArgument(const Argument *FA, uint16_t ParamAttrs);
+ void printArgument(const Argument *FA, Attributes Attrs);
void printBasicBlock(const BasicBlock *BB);
void printInstruction(const Instruction &I);
// printType - Go to extreme measures to attempt to print out a short,
// symbolic version of a type name.
//
- std::ostream &printType(const Type *Ty) {
- return printTypeInt(Out, Ty, TypeNames);
+ void printType(const Type *Ty) {
+ printTypeInt(Out, Ty, TypeNames);
}
// printTypeAtLeastOneLevel - Print out one level of the possibly complex type
// without considering any symbolic types that we may have equal to it.
//
- std::ostream &printTypeAtLeastOneLevel(const Type *Ty);
+ void printTypeAtLeastOneLevel(const Type *Ty);
// printInfoComment - Print a little comment after the instruction indicating
// which slot it occupies.
/// printTypeAtLeastOneLevel - Print out one level of the possibly complex type
/// without considering any symbolic types that we may have equal to it.
///
-std::ostream &AssemblyWriter::printTypeAtLeastOneLevel(const Type *Ty) {
- if (const IntegerType *ITy = dyn_cast<IntegerType>(Ty))
+void AssemblyWriter::printTypeAtLeastOneLevel(const Type *Ty) {
+ if (const IntegerType *ITy = dyn_cast<IntegerType>(Ty)) {
Out << "i" << utostr(ITy->getBitWidth());
- else if (const FunctionType *FTy = dyn_cast<FunctionType>(Ty)) {
+ return;
+ }
+
+ if (const FunctionType *FTy = dyn_cast<FunctionType>(Ty)) {
printType(FTy->getReturnType());
Out << " (";
- unsigned Idx = 1;
- const ParamAttrsList *Attrs = FTy->getParamAttrs();
for (FunctionType::param_iterator I = FTy->param_begin(),
E = FTy->param_end(); I != E; ++I) {
if (I != FTy->param_begin())
Out << ", ";
printType(*I);
- if (Attrs && Attrs->getParamAttrs(Idx) != ParamAttr::None) {
- Out << " " << Attrs->getParamAttrsTextByIndex(Idx);
- }
- Idx++;
}
if (FTy->isVarArg()) {
if (FTy->getNumParams()) Out << ", ";
Out << "...";
}
Out << ')';
- if (Attrs && Attrs->getParamAttrs(0) != ParamAttr::None)
- Out << ' ' << Attrs->getParamAttrsTextByIndex(0);
- } else if (const StructType *STy = dyn_cast<StructType>(Ty)) {
+ return;
+ }
+
+ if (const StructType *STy = dyn_cast<StructType>(Ty)) {
if (STy->isPacked())
Out << '<';
Out << "{ ";
Out << " }";
if (STy->isPacked())
Out << '>';
- } else if (const PointerType *PTy = dyn_cast<PointerType>(Ty)) {
- printType(PTy->getElementType()) << '*';
- } else if (const ArrayType *ATy = dyn_cast<ArrayType>(Ty)) {
+ return;
+ }
+
+ if (const PointerType *PTy = dyn_cast<PointerType>(Ty)) {
+ printType(PTy->getElementType());
+ if (unsigned AddressSpace = PTy->getAddressSpace())
+ Out << " addrspace(" << AddressSpace << ")";
+ Out << '*';
+ return;
+ }
+
+ if (const ArrayType *ATy = dyn_cast<ArrayType>(Ty)) {
Out << '[' << ATy->getNumElements() << " x ";
- printType(ATy->getElementType()) << ']';
- } else if (const VectorType *PTy = dyn_cast<VectorType>(Ty)) {
+ printType(ATy->getElementType());
+ Out << ']';
+ return;
+ }
+
+ if (const VectorType *PTy = dyn_cast<VectorType>(Ty)) {
Out << '<' << PTy->getNumElements() << " x ";
- printType(PTy->getElementType()) << '>';
+ printType(PTy->getElementType());
+ Out << '>';
+ return;
}
- else if (isa<OpaqueType>(Ty)) {
+
+ if (isa<OpaqueType>(Ty)) {
Out << "opaque";
- } else {
- if (!Ty->isPrimitiveType())
- Out << "<unknown derived type>";
- printType(Ty);
+ return;
}
- return Out;
+
+ if (!Ty->isPrimitiveType())
+ Out << "<unknown derived type>";
+ printType(Ty);
}
if (Operand == 0) {
Out << "<null operand!>";
} else {
- if (PrintType) { Out << ' '; printType(Operand->getType()); }
+ if (PrintType) {
+ printType(Operand->getType());
+ Out << ' ';
+ }
WriteAsOperandInternal(Out, Operand, TypeNames, &Machine);
}
}
+void AssemblyWriter::writeParamOperand(const Value *Operand,
+ Attributes Attrs) {
+ if (Operand == 0) {
+ Out << "<null operand!>";
+ } else {
+ // Print the type
+ printType(Operand->getType());
+ // Print parameter attributes list
+ if (Attrs != Attribute::None)
+ Out << ' ' << Attribute::getAsString(Attrs);
+ Out << ' ';
+ // Print the operand
+ WriteAsOperandInternal(Out, Operand, TypeNames, &Machine);
+ }
+}
void AssemblyWriter::printModule(const Module *M) {
if (!M->getModuleIdentifier().empty() &&
printFunction(I);
}
-void AssemblyWriter::printGlobal(const GlobalVariable *GV) {
- if (GV->hasName()) Out << getLLVMName(GV->getName(), GlobalPrefix) << " = ";
+static void PrintLinkage(GlobalValue::LinkageTypes LT, raw_ostream &Out) {
+ switch (LT) {
+ case GlobalValue::InternalLinkage: Out << "internal "; break;
+ case GlobalValue::LinkOnceLinkage: Out << "linkonce "; break;
+ case GlobalValue::WeakLinkage: Out << "weak "; 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::GhostLinkage:
+ Out << "GhostLinkage not allowed in AsmWriter!\n";
+ abort();
+ }
+}
+
- if (!GV->hasInitializer())
- switch (GV->getLinkage()) {
- case GlobalValue::DLLImportLinkage: Out << "dllimport "; break;
- case GlobalValue::ExternalWeakLinkage: Out << "extern_weak "; break;
- default: Out << "external "; break;
- } else {
- switch (GV->getLinkage()) {
- case GlobalValue::InternalLinkage: Out << "internal "; break;
- case GlobalValue::LinkOnceLinkage: Out << "linkonce "; break;
- case GlobalValue::WeakLinkage: Out << "weak "; 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::GhostLinkage:
- cerr << "GhostLinkage not allowed in AsmWriter!\n";
- abort();
- }
- switch (GV->getVisibility()) {
- default: assert(0 && "Invalid visibility style!");
- case GlobalValue::DefaultVisibility: break;
- case GlobalValue::HiddenVisibility: Out << "hidden "; break;
- }
+static void PrintVisibility(GlobalValue::VisibilityTypes Vis,
+ raw_ostream &Out) {
+ switch (Vis) {
+ default: assert(0 && "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 << " = ";
}
+ if (!GV->hasInitializer() && GV->hasExternalLinkage())
+ Out << "external ";
+
+ PrintLinkage(GV->getLinkage(), Out);
+ PrintVisibility(GV->getVisibility(), Out);
+
if (GV->isThreadLocal()) Out << "thread_local ";
Out << (GV->isConstant() ? "constant " : "global ");
printType(GV->getType()->getElementType());
if (GV->hasInitializer()) {
- Constant* C = cast<Constant>(GV->getInitializer());
- assert(C && "GlobalVar initializer isn't constant?");
+ Out << ' ';
writeOperand(GV->getInitializer(), false);
}
+ if (unsigned AddressSpace = GV->getType()->getAddressSpace())
+ Out << " addrspace(" << AddressSpace << ") ";
+
if (GV->hasSection())
Out << ", section \"" << GV->getSection() << '"';
if (GV->getAlignment())
Out << ", align " << GV->getAlignment();
printInfoComment(*GV);
- Out << "\n";
+ Out << '\n';
}
void AssemblyWriter::printAlias(const GlobalAlias *GA) {
- Out << getLLVMName(GA->getName(), GlobalPrefix) << " = ";
- switch (GA->getVisibility()) {
- default: assert(0 && "Invalid visibility style!");
- case GlobalValue::DefaultVisibility: break;
- case GlobalValue::HiddenVisibility: Out << "hidden "; break;
+ // Don't crash when dumping partially built GA
+ if (!GA->hasName())
+ Out << "<<nameless>> = ";
+ else {
+ PrintLLVMName(Out, GA);
+ Out << " = ";
}
+ PrintVisibility(GA->getVisibility(), Out);
Out << "alias ";
- switch (GA->getLinkage()) {
- case GlobalValue::WeakLinkage: Out << "weak "; break;
- case GlobalValue::InternalLinkage: Out << "internal "; break;
- case GlobalValue::ExternalLinkage: break;
- default:
- assert(0 && "Invalid alias linkage");
- }
+ PrintLinkage(GA->getLinkage(), Out);
const Constant *Aliasee = GA->getAliasee();
if (const GlobalVariable *GV = dyn_cast<GlobalVariable>(Aliasee)) {
printType(GV->getType());
- Out << " " << getLLVMName(GV->getName(), GlobalPrefix);
+ Out << ' ';
+ PrintLLVMName(Out, GV);
} else if (const Function *F = dyn_cast<Function>(Aliasee)) {
printType(F->getFunctionType());
Out << "* ";
- if (!F->getName().empty())
- Out << getLLVMName(F->getName(), GlobalPrefix);
+ if (F->hasName())
+ PrintLLVMName(Out, F);
else
Out << "@\"\"";
+ } else if (const GlobalAlias *GA = dyn_cast<GlobalAlias>(Aliasee)) {
+ printType(GA->getType());
+ Out << " ";
+ PrintLLVMName(Out, GA);
} else {
const ConstantExpr *CE = 0;
if ((CE = dyn_cast<ConstantExpr>(Aliasee)) &&
}
printInfoComment(*GA);
- Out << "\n";
+ Out << '\n';
}
void AssemblyWriter::printTypeSymbolTable(const TypeSymbolTable &ST) {
// Print the types.
for (TypeSymbolTable::const_iterator TI = ST.begin(), TE = ST.end();
TI != TE; ++TI) {
- Out << "\t" << getLLVMName(TI->first, LocalPrefix) << " = type ";
+ Out << '\t';
+ PrintLLVMName(Out, &TI->first[0], TI->first.size(), 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
//
- printTypeAtLeastOneLevel(TI->second) << "\n";
+ printTypeAtLeastOneLevel(TI->second);
+ Out << '\n';
}
}
/// printFunction - Print all aspects of a function.
///
void AssemblyWriter::printFunction(const Function *F) {
- // Print out the return type and name...
- Out << "\n";
+ // Print out the return type and name.
+ Out << '\n';
if (AnnotationWriter) AnnotationWriter->emitFunctionAnnot(F, Out);
if (F->isDeclaration())
- switch (F->getLinkage()) {
- case GlobalValue::DLLImportLinkage: Out << "declare dllimport "; break;
- case GlobalValue::ExternalWeakLinkage: Out << "declare extern_weak "; break;
- default: Out << "declare ";
- }
- else {
+ Out << "declare ";
+ else
Out << "define ";
- switch (F->getLinkage()) {
- case GlobalValue::InternalLinkage: Out << "internal "; break;
- case GlobalValue::LinkOnceLinkage: Out << "linkonce "; break;
- case GlobalValue::WeakLinkage: Out << "weak "; 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::GhostLinkage:
- cerr << "GhostLinkage not allowed in AsmWriter!\n";
- abort();
- }
- switch (F->getVisibility()) {
- default: assert(0 && "Invalid visibility style!");
- case GlobalValue::DefaultVisibility: break;
- case GlobalValue::HiddenVisibility: Out << "hidden "; break;
- }
- }
+
+ PrintLinkage(F->getLinkage(), Out);
+ PrintVisibility(F->getVisibility(), Out);
// Print the calling convention.
switch (F->getCallingConv()) {
}
const FunctionType *FT = F->getFunctionType();
- const ParamAttrsList *Attrs = FT->getParamAttrs();
- printType(F->getReturnType()) << ' ';
- if (!F->getName().empty())
- Out << getLLVMName(F->getName(), GlobalPrefix);
+ const AttrListPtr &Attrs = F->getAttributes();
+ Attributes RetAttrs = Attrs.getRetAttributes();
+ if (RetAttrs != Attribute::None)
+ Out << Attribute::getAsString(Attrs.getRetAttributes()) << ' ';
+ printType(F->getReturnType());
+ Out << ' ';
+ if (F->hasName())
+ PrintLLVMName(Out, F);
else
Out << "@\"\"";
Out << '(';
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 ? Attrs->getParamAttrs(Idx)
- : uint16_t(ParamAttr::None)));
+ printArgument(I, Attrs.getParamAttributes(Idx));
Idx++;
}
} else {
// Output type...
printType(FT->getParamType(i));
- unsigned ArgAttrs = ParamAttr::None;
- if (Attrs) ArgAttrs = Attrs->getParamAttrs(i+1);
- if (ArgAttrs != ParamAttr::None)
- Out << ' ' << ParamAttrsList::getParamAttrsText(ArgAttrs);
+ Attributes ArgAttrs = Attrs.getParamAttributes(i+1);
+ if (ArgAttrs != Attribute::None)
+ Out << ' ' << Attribute::getAsString(ArgAttrs);
}
}
Out << "..."; // Output varargs portion of signature!
}
Out << ')';
- if (Attrs && Attrs->getParamAttrs(0) != ParamAttr::None)
- Out << ' ' << Attrs->getParamAttrsTextByIndex(0);
+ Attributes FnAttrs = Attrs.getFnAttributes();
+ if (FnAttrs != Attribute::None)
+ Out << ' ' << Attribute::getAsString(Attrs.getFnAttributes());
if (F->hasSection())
Out << " section \"" << F->getSection() << '"';
if (F->getAlignment())
Out << " align " << F->getAlignment();
-
+ if (F->hasGC())
+ Out << " gc \"" << F->getGC() << '"';
if (F->isDeclaration()) {
Out << "\n";
} else {
/// printArgument - This member is called for every argument that is passed into
/// the function. Simply print it out
///
-void AssemblyWriter::printArgument(const Argument *Arg, uint16_t Attrs) {
+void AssemblyWriter::printArgument(const Argument *Arg,
+ Attributes Attrs) {
// Output type...
printType(Arg->getType());
- if (Attrs != ParamAttr::None)
- Out << ' ' << ParamAttrsList::getParamAttrsText(Attrs);
+ // Output parameter attributes list
+ if (Attrs != Attribute::None)
+ Out << ' ' << Attribute::getAsString(Attrs);
// Output name, if available...
- if (Arg->hasName())
- Out << ' ' << getLLVMName(Arg->getName(), LocalPrefix);
+ 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" << getLLVMName(BB->getName(), LabelPrefix) << ':';
+ Out << "\n";
+ PrintLLVMName(Out, BB->getNameStart(), BB->getNameLen(), LabelPrefix);
+ Out << ':';
} else if (!BB->use_empty()) { // Don't print block # of no uses...
Out << "\n; <label>:";
int Slot = Machine.getLocalSlot(BB);
if (BB->getParent() == 0)
Out << "\t\t; Error: Block without parent!";
- else {
- if (BB != &BB->getParent()->getEntryBlock()) { // Not the entry block?
- // Output predecessors for the block...
- Out << "\t\t;";
- pred_const_iterator PI = pred_begin(BB), PE = pred_end(BB);
-
- if (PI == PE) {
- Out << " No predecessors!";
- } else {
- Out << " preds =";
+ else if (BB != &BB->getParent()->getEntryBlock()) { // Not the entry block?
+ // Output predecessors for the block...
+ Out << "\t\t;";
+ pred_const_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);
- for (++PI; PI != PE; ++PI) {
- Out << ',';
- writeOperand(*PI, false);
- }
}
}
}
void AssemblyWriter::printInfoComment(const Value &V) {
if (V.getType() != Type::VoidTy) {
Out << "\t\t; <";
- printType(V.getType()) << '>';
+ printType(V.getType());
+ Out << '>';
- if (!V.hasName()) {
+ if (!V.hasName() && !isa<Instruction>(V)) {
int SlotNum;
if (const GlobalValue *GV = dyn_cast<GlobalValue>(&V))
SlotNum = Machine.getGlobalSlot(GV);
void AssemblyWriter::printInstruction(const Instruction &I) {
if (AnnotationWriter) AnnotationWriter->emitInstructionAnnot(&I, Out);
- Out << "\t";
+ Out << '\t';
// Print out name if it exists...
- if (I.hasName())
- Out << getLLVMName(I.getName(), LocalPrefix) << " = ";
+ if (I.hasName()) {
+ PrintLLVMName(Out, &I);
+ Out << " = ";
+ } else if (I.getType() != Type::VoidTy) {
+ // Print out the def slot taken.
+ int SlotNum = Machine.getLocalSlot(&I);
+ if (SlotNum == -1)
+ Out << "<badref> = ";
+ else
+ Out << '%' << SlotNum << " = ";
+ }
// If this is a volatile load or store, print out the volatile marker.
if ((isa<LoadInst>(I) && cast<LoadInst>(I).isVolatile()) ||
Out << I.getOpcodeName();
// Print out the compare instruction predicates
- if (const FCmpInst *FCI = dyn_cast<FCmpInst>(&I)) {
- Out << " " << getPredicateText(FCI->getPredicate());
- } else if (const ICmpInst *ICI = dyn_cast<ICmpInst>(&I)) {
- Out << " " << getPredicateText(ICI->getPredicate());
- }
+ if (const CmpInst *CI = dyn_cast<CmpInst>(&I))
+ Out << ' ' << getPredicateText(CI->getPredicate());
// 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) && I.getNumOperands() > 1) {
+ Out << ' ';
writeOperand(I.getOperand(2), true);
- Out << ',';
+ Out << ", ";
writeOperand(Operand, true);
- Out << ',';
+ Out << ", ";
writeOperand(I.getOperand(1), true);
} else if (isa<SwitchInst>(I)) {
// Special case switch statement to get formatting nice and correct...
- writeOperand(Operand , true); Out << ',';
- writeOperand(I.getOperand(1), true); Out << " [";
+ Out << ' ';
+ writeOperand(Operand , true);
+ Out << ", ";
+ writeOperand(I.getOperand(1), true);
+ Out << " [";
for (unsigned op = 2, Eop = I.getNumOperands(); op < Eop; op += 2) {
Out << "\n\t\t";
- writeOperand(I.getOperand(op ), true); Out << ',';
+ writeOperand(I.getOperand(op ), true);
+ Out << ", ";
writeOperand(I.getOperand(op+1), true);
}
Out << "\n\t]";
for (unsigned op = 0, Eop = I.getNumOperands(); op < Eop; op += 2) {
if (op) Out << ", ";
- Out << '[';
- writeOperand(I.getOperand(op ), false); Out << ',';
+ Out << "[ ";
+ writeOperand(I.getOperand(op ), false); Out << ", ";
writeOperand(I.getOperand(op+1), 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 (isa<ReturnInst>(I) && !Operand) {
Out << " void";
} else if (const CallInst *CI = dyn_cast<CallInst>(&I)) {
case CallingConv::C: break; // default
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_StdCall: Out << " x86_stdcallcc"; break;
+ case CallingConv::X86_FastCall: Out << " x86_fastcallcc"; break;
default: Out << " cc" << CI->getCallingConv(); break;
}
const PointerType *PTy = cast<PointerType>(Operand->getType());
const FunctionType *FTy = cast<FunctionType>(PTy->getElementType());
const Type *RetTy = FTy->getReturnType();
- const ParamAttrsList *PAL = FTy->getParamAttrs();
+ const AttrListPtr &PAL = CI->getAttributes();
+
+ if (PAL.getRetAttributes() != Attribute::None)
+ Out << ' ' << Attribute::getAsString(PAL.getRetAttributes());
// 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() &&
(!isa<PointerType>(RetTy) ||
!isa<FunctionType>(cast<PointerType>(RetTy)->getElementType()))) {
- Out << ' '; printType(RetTy);
+ printType(RetTy);
+ Out << ' ';
writeOperand(Operand, false);
} else {
writeOperand(Operand, true);
Out << '(';
for (unsigned op = 1, Eop = I.getNumOperands(); op < Eop; ++op) {
if (op > 1)
- Out << ',';
- writeOperand(I.getOperand(op), true);
- if (PAL && PAL->getParamAttrs(op) != ParamAttr::None)
- Out << " " << PAL->getParamAttrsTextByIndex(op);
+ Out << ", ";
+ writeParamOperand(I.getOperand(op), PAL.getParamAttributes(op));
}
- Out << " )";
- if (PAL && PAL->getParamAttrs(0) != ParamAttr::None)
- Out << ' ' << PAL->getParamAttrsTextByIndex(0);
+ Out << ')';
+ if (PAL.getFnAttributes() != Attribute::None)
+ Out << ' ' << Attribute::getAsString(PAL.getFnAttributes());
} else if (const InvokeInst *II = dyn_cast<InvokeInst>(&I)) {
const PointerType *PTy = cast<PointerType>(Operand->getType());
const FunctionType *FTy = cast<FunctionType>(PTy->getElementType());
const Type *RetTy = FTy->getReturnType();
- const ParamAttrsList *PAL = FTy->getParamAttrs();
+ const AttrListPtr &PAL = II->getAttributes();
// Print the calling convention being used.
switch (II->getCallingConv()) {
case CallingConv::C: break; // default
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_StdCall: Out << " x86_stdcallcc"; break;
+ case CallingConv::X86_FastCall: Out << " x86_fastcallcc"; break;
default: Out << " cc" << II->getCallingConv(); break;
}
+ if (PAL.getRetAttributes() != Attribute::None)
+ Out << ' ' << Attribute::getAsString(PAL.getRetAttributes());
+
// 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() &&
(!isa<PointerType>(RetTy) ||
!isa<FunctionType>(cast<PointerType>(RetTy)->getElementType()))) {
- Out << ' '; printType(RetTy);
+ printType(RetTy);
+ Out << ' ';
writeOperand(Operand, false);
} else {
writeOperand(Operand, true);
}
-
Out << '(';
for (unsigned op = 3, Eop = I.getNumOperands(); op < Eop; ++op) {
if (op > 3)
- Out << ',';
- writeOperand(I.getOperand(op), true);
- if (PAL && PAL->getParamAttrs(op-2) != ParamAttr::None)
- Out << " " << PAL->getParamAttrsTextByIndex(op-2);
+ Out << ", ";
+ writeParamOperand(I.getOperand(op), PAL.getParamAttributes(op-2));
}
- Out << " )";
- if (PAL && PAL->getParamAttrs(0) != ParamAttr::None)
- Out << " " << PAL->getParamAttrsTextByIndex(0);
- Out << "\n\t\t\tto";
+ Out << ')';
+ if (PAL.getFnAttributes() != Attribute::None)
+ Out << ' ' << Attribute::getAsString(PAL.getFnAttributes());
+
+ Out << "\n\t\t\tto ";
writeOperand(II->getNormalDest(), true);
- Out << " unwind";
+ Out << " unwind ";
writeOperand(II->getUnwindDest(), true);
} else if (const AllocationInst *AI = dyn_cast<AllocationInst>(&I)) {
Out << ' ';
printType(AI->getType()->getElementType());
if (AI->isArrayAllocation()) {
- Out << ',';
+ Out << ", ";
writeOperand(AI->getArraySize(), true);
}
if (AI->getAlignment()) {
Out << ", align " << AI->getAlignment();
}
} else if (isa<CastInst>(I)) {
- if (Operand) writeOperand(Operand, true); // Work with broken code
+ if (Operand) {
+ Out << ' ';
+ writeOperand(Operand, true); // Work with broken code
+ }
Out << " to ";
printType(I.getType());
} else if (isa<VAArgInst>(I)) {
- if (Operand) writeOperand(Operand, true); // Work with broken code
+ if (Operand) {
+ Out << ' ';
+ writeOperand(Operand, true); // Work with broken code
+ }
Out << ", ";
printType(I.getType());
} else if (Operand) { // Print the normal way...
const Type *TheType = Operand->getType();
// Select, Store and ShuffleVector always print all types.
- if (isa<SelectInst>(I) || isa<StoreInst>(I) || isa<ShuffleVectorInst>(I)) {
+ 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) {
printType(TheType);
}
+ Out << ' ';
for (unsigned i = 0, E = I.getNumOperands(); i != E; ++i) {
- if (i) Out << ',';
+ if (i) Out << ", ";
writeOperand(I.getOperand(i), PrintAllTypes);
}
}
}
printInfoComment(I);
- Out << "\n";
+ Out << '\n';
}
//===----------------------------------------------------------------------===//
void Module::print(std::ostream &o, AssemblyAnnotationWriter *AAW) const {
- SlotMachine SlotTable(this);
- AssemblyWriter W(o, SlotTable, this, AAW);
- W.write(this);
-}
-
-void GlobalVariable::print(std::ostream &o) const {
- SlotMachine SlotTable(getParent());
- AssemblyWriter W(o, SlotTable, getParent(), 0);
- W.write(this);
-}
-
-void GlobalAlias::print(std::ostream &o) const {
- SlotMachine SlotTable(getParent());
- AssemblyWriter W(o, SlotTable, getParent(), 0);
- W.write(this);
-}
-
-void Function::print(std::ostream &o, AssemblyAnnotationWriter *AAW) const {
- SlotMachine SlotTable(getParent());
- AssemblyWriter W(o, SlotTable, getParent(), AAW);
-
- W.write(this);
-}
-
-void InlineAsm::print(std::ostream &o, AssemblyAnnotationWriter *AAW) const {
- WriteAsOperand(o, this, true, 0);
-}
-
-void BasicBlock::print(std::ostream &o, AssemblyAnnotationWriter *AAW) const {
- SlotMachine SlotTable(getParent());
- AssemblyWriter W(o, SlotTable,
- getParent() ? getParent()->getParent() : 0, AAW);
- W.write(this);
+ raw_os_ostream OS(o);
+ print(OS, AAW);
}
-
-void Instruction::print(std::ostream &o, AssemblyAnnotationWriter *AAW) const {
- const Function *F = getParent() ? getParent()->getParent() : 0;
- SlotMachine SlotTable(F);
- AssemblyWriter W(o, SlotTable, F ? F->getParent() : 0, AAW);
-
+void Module::print(raw_ostream &OS, AssemblyAnnotationWriter *AAW) const {
+ SlotTracker SlotTable(this);
+ AssemblyWriter W(OS, SlotTable, this, AAW);
W.write(this);
}
-void Constant::print(std::ostream &o) const {
- if (this == 0) { o << "<null> constant value\n"; return; }
-
- o << ' ' << getType()->getDescription() << ' ';
-
- std::map<const Type *, std::string> TypeTable;
- WriteConstantInt(o, this, TypeTable, 0);
+void Type::print(std::ostream &o) const {
+ raw_os_ostream OS(o);
+ print(OS);
}
-void Type::print(std::ostream &o) const {
+void Type::print(raw_ostream &o) const {
if (this == 0)
o << "<null Type>";
else
o << getDescription();
}
-void Argument::print(std::ostream &o) const {
- WriteAsOperand(o, this, true, getParent() ? getParent()->getParent() : 0);
-}
-
-// Value::dump - allow easy printing of Values from the debugger.
-// Located here because so much of the needed functionality is here.
-void Value::dump() const { print(*cerr.stream()); cerr << '\n'; }
-
-// Type::dump - allow easy printing of Values from the debugger.
-// Located here because so much of the needed functionality is here.
-void Type::dump() const { print(*cerr.stream()); cerr << '\n'; }
-
-void
-ParamAttrsList::dump() const {
- cerr << "PAL[ ";
- for (unsigned i = 0; i < attrs.size(); ++i) {
- uint16_t index = getParamIndex(i);
- uint16_t attrs = getParamAttrs(index);
- cerr << "{" << index << "," << attrs << "} ";
- }
- cerr << "]\n";
-}
-
-//===----------------------------------------------------------------------===//
-// SlotMachine Implementation
-//===----------------------------------------------------------------------===//
-
-#if 0
-#define SC_DEBUG(X) cerr << X
-#else
-#define SC_DEBUG(X)
-#endif
-
-// Module level constructor. Causes the contents of the Module (sans functions)
-// to be added to the slot table.
-SlotMachine::SlotMachine(const Module *M)
- : TheModule(M) ///< Saved for lazy initialization.
- , TheFunction(0)
- , FunctionProcessed(false)
- , mMap(), mNext(0), fMap(), fNext(0)
-{
-}
-
-// Function level constructor. Causes the contents of the Module and the one
-// function provided to be added to the slot table.
-SlotMachine::SlotMachine(const Function *F)
- : TheModule(F ? F->getParent() : 0) ///< Saved for lazy initialization
- , TheFunction(F) ///< Saved for lazy initialization
- , FunctionProcessed(false)
- , mMap(), mNext(0), fMap(), fNext(0)
-{
-}
-
-inline void SlotMachine::initialize() {
- if (TheModule) {
- processModule();
- TheModule = 0; ///< Prevent re-processing next time we're called.
+void Value::print(raw_ostream &OS, AssemblyAnnotationWriter *AAW) const {
+ if (this == 0) {
+ OS << "printing a <null> value\n";
+ return;
}
- if (TheFunction && !FunctionProcessed)
- processFunction();
-}
-
-// Iterate through all the global variables, functions, and global
-// variable initializers and create slots for them.
-void SlotMachine::processModule() {
- SC_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 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);
- SC_DEBUG("end processModule!\n");
-}
-
-
-// Process the arguments, basic blocks, and instructions of a function.
-void SlotMachine::processFunction() {
- SC_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);
-
- SC_DEBUG("Inserting Instructions:\n");
-
- // 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())
- CreateFunctionSlot(I);
+ if (const Instruction *I = dyn_cast<Instruction>(this)) {
+ const Function *F = I->getParent() ? I->getParent()->getParent() : 0;
+ SlotTracker SlotTable(F);
+ AssemblyWriter W(OS, SlotTable, F ? F->getParent() : 0, AAW);
+ W.write(I);
+ } else if (const BasicBlock *BB = dyn_cast<BasicBlock>(this)) {
+ SlotTracker SlotTable(BB->getParent());
+ AssemblyWriter W(OS, SlotTable,
+ BB->getParent() ? BB->getParent()->getParent() : 0, AAW);
+ W.write(BB);
+ } else if (const GlobalValue *GV = dyn_cast<GlobalValue>(this)) {
+ SlotTracker SlotTable(GV->getParent());
+ AssemblyWriter W(OS, SlotTable, GV->getParent(), 0);
+ W.write(GV);
+ } else if (const Constant *C = dyn_cast<Constant>(this)) {
+ OS << C->getType()->getDescription() << ' ';
+ std::map<const Type *, std::string> TypeTable;
+ WriteConstantInt(OS, C, TypeTable, 0);
+ } else if (const Argument *A = dyn_cast<Argument>(this)) {
+ WriteAsOperand(OS, this, true,
+ A->getParent() ? A->getParent()->getParent() : 0);
+ } else if (isa<InlineAsm>(this)) {
+ WriteAsOperand(OS, this, true, 0);
+ } else {
+ // FIXME: PseudoSourceValue breaks this!
+ //assert(0 && "Unknown value to print out!");
}
-
- FunctionProcessed = true;
-
- SC_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 SlotMachine::purgeFunction() {
- SC_DEBUG("begin purgeFunction!\n");
- fMap.clear(); // Simply discard the function level map
- TheFunction = 0;
- FunctionProcessed = false;
- SC_DEBUG("end purgeFunction!\n");
}
-/// getGlobalSlot - Get the slot number of a global value.
-int SlotMachine::getGlobalSlot(const GlobalValue *V) {
- // Check for uninitialized state and do lazy initialization.
- initialize();
-
- // Find the type plane in the module map
- ValueMap::const_iterator MI = mMap.find(V);
- if (MI == mMap.end()) return -1;
-
- return MI->second;
+void Value::print(std::ostream &O, AssemblyAnnotationWriter *AAW) const {
+ raw_os_ostream OS(O);
+ print(OS, AAW);
}
+// Value::dump - allow easy printing of Values from the debugger.
+void Value::dump() const { print(errs()); errs() << '\n'; errs().flush(); }
-/// getLocalSlot - Get the slot number for a value that is local to a function.
-int SlotMachine::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();
+// Type::dump - allow easy printing of Types from the debugger.
+void Type::dump() const { print(errs()); errs() << '\n'; errs().flush(); }
- ValueMap::const_iterator FI = fMap.find(V);
- if (FI == fMap.end()) return -1;
-
- return FI->second;
+// Type::dump - allow easy printing of Types from the debugger.
+// This one uses type names from the given context module
+void Type::dump(const Module *Context) const {
+ WriteTypeSymbolic(errs(), this, Context);
+ errs() << '\n';
+ errs().flush();
}
-
-/// CreateModuleSlot - Insert the specified GlobalValue* into the slot table.
-void SlotMachine::CreateModuleSlot(const GlobalValue *V) {
- assert(V && "Can't insert a null Value into SlotMachine!");
- assert(V->getType() != Type::VoidTy && "Doesn't need a slot!");
- assert(!V->hasName() && "Doesn't need a slot!");
-
- unsigned DestSlot = mNext++;
- mMap[V] = DestSlot;
-
- SC_DEBUG(" Inserting value [" << V->getType() << "] = " << V << " slot=" <<
- DestSlot << " [");
- // G = Global, F = Function, A = Alias, o = other
- SC_DEBUG((isa<GlobalVariable>(V) ? 'G' :
- (isa<Function> ? 'F' :
- (isa<GlobalAlias> ? 'A' : 'o'))) << "]\n");
-}
+// Module::dump() - Allow printing of Modules from the debugger.
+void Module::dump() const { print(errs(), 0); errs().flush(); }
-/// CreateSlot - Create a new slot for the specified value if it has no name.
-void SlotMachine::CreateFunctionSlot(const Value *V) {
- const Type *VTy = V->getType();
- assert(VTy != Type::VoidTy && !V->hasName() && "Doesn't need a slot!");
-
- unsigned DestSlot = fNext++;
- fMap[V] = DestSlot;
-
- // G = Global, F = Function, o = other
- SC_DEBUG(" Inserting value [" << VTy << "] = " << V << " slot=" <<
- DestSlot << " [o]\n");
-}