tools/llvm-upgrade/UpgradeParser.cpp.cvs

/* A Bison parser, made by GNU Bison 1.875c.  */

/* Skeleton parser for Yacc-like parsing with Bison,
   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

/* As a special exception, when this file is copied by Bison into a
   Bison output file, you may use that output file without restriction.
   This special exception was added by the Free Software Foundation
   in version 1.24 of Bison.  */

/* Written by Richard Stallman by simplifying the original so called
   ``semantic'' parser.  */

/* All symbols defined below should begin with yy or YY, to avoid
   infringing on user name space.  This should be done even for local
   variables, as they might otherwise be expanded by user macros.
   There are some unavoidable exceptions within include files to
   define necessary library symbols; they are noted "INFRINGES ON
   USER NAME SPACE" below.  */

/* Identify Bison output.  */
#define YYBISON 1

/* Skeleton name.  */
#define YYSKELETON_NAME "yacc.c"

/* Pure parsers.  */
#define YYPURE 0

/* Using locations.  */
#define YYLSP_NEEDED 0

/* If NAME_PREFIX is specified substitute the variables and functions
   names.  */
#define yyparse Upgradeparse
#define yylex   Upgradelex
#define yyerror Upgradeerror
#define yylval  Upgradelval
#define yychar  Upgradechar
#define yydebug Upgradedebug
#define yynerrs Upgradenerrs


/* Tokens.  */
#ifndef YYTOKENTYPE
# define YYTOKENTYPE
   /* Put the tokens into the symbol table, so that GDB and other debuggers
      know about them.  */
   enum yytokentype {
     ESINT64VAL = 258,
     EUINT64VAL = 259,
     SINTVAL = 260,
     UINTVAL = 261,
     FPVAL = 262,
     VOID = 263,
     BOOL = 264,
     SBYTE = 265,
     UBYTE = 266,
     SHORT = 267,
     USHORT = 268,
     INT = 269,
     UINT = 270,
     LONG = 271,
     ULONG = 272,
     FLOAT = 273,
     DOUBLE = 274,
     TYPE = 275,
     LABEL = 276,
     VAR_ID = 277,
     LABELSTR = 278,
     STRINGCONSTANT = 279,
     IMPLEMENTATION = 280,
     ZEROINITIALIZER = 281,
     TRUETOK = 282,
     FALSETOK = 283,
     BEGINTOK = 284,
     ENDTOK = 285,
     DECLARE = 286,
     GLOBAL = 287,
     CONSTANT = 288,
     SECTION = 289,
     VOLATILE = 290,
     TO = 291,
     DOTDOTDOT = 292,
     NULL_TOK = 293,
     UNDEF = 294,
     CONST = 295,
     INTERNAL = 296,
     LINKONCE = 297,
     WEAK = 298,
     APPENDING = 299,
     DLLIMPORT = 300,
     DLLEXPORT = 301,
     EXTERN_WEAK = 302,
     OPAQUE = 303,
     NOT = 304,
     EXTERNAL = 305,
     TARGET = 306,
     TRIPLE = 307,
     ENDIAN = 308,
     POINTERSIZE = 309,
     LITTLE = 310,
     BIG = 311,
     ALIGN = 312,
     DEPLIBS = 313,
     CALL = 314,
     TAIL = 315,
     ASM_TOK = 316,
     MODULE = 317,
     SIDEEFFECT = 318,
     CC_TOK = 319,
     CCC_TOK = 320,
     CSRETCC_TOK = 321,
     FASTCC_TOK = 322,
     COLDCC_TOK = 323,
     X86_STDCALLCC_TOK = 324,
     X86_FASTCALLCC_TOK = 325,
     DATALAYOUT = 326,
     RET = 327,
     BR = 328,
     SWITCH = 329,
     INVOKE = 330,
     UNREACHABLE = 331,
     UNWIND = 332,
     EXCEPT = 333,
     ADD = 334,
     SUB = 335,
     MUL = 336,
     DIV = 337,
     UDIV = 338,
     SDIV = 339,
     FDIV = 340,
     REM = 341,
     UREM = 342,
     SREM = 343,
     FREM = 344,
     AND = 345,
     OR = 346,
     XOR = 347,
     SHL = 348,
     SHR = 349,
     ASHR = 350,
     LSHR = 351,
     SETLE = 352,
     SETGE = 353,
     SETLT = 354,
     SETGT = 355,
     SETEQ = 356,
     SETNE = 357,
     ICMP = 358,
     FCMP = 359,
     MALLOC = 360,
     ALLOCA = 361,
     FREE = 362,
     LOAD = 363,
     STORE = 364,
     GETELEMENTPTR = 365,
     PHI_TOK = 366,
     SELECT = 367,
     VAARG = 368,
     EXTRACTELEMENT = 369,
     INSERTELEMENT = 370,
     SHUFFLEVECTOR = 371,
     VAARG_old = 372,
     VANEXT_old = 373,
     EQ = 374,
     NE = 375,
     SLT = 376,
     SGT = 377,
     SLE = 378,
     SGE = 379,
     ULT = 380,
     UGT = 381,
     ULE = 382,
     UGE = 383,
     OEQ = 384,
     ONE = 385,
     OLT = 386,
     OGT = 387,
     OLE = 388,
     OGE = 389,
     ORD = 390,
     UNO = 391,
     UEQ = 392,
     UNE = 393,
     CAST = 394,
     TRUNC = 395,
     ZEXT = 396,
     SEXT = 397,
     FPTRUNC = 398,
     FPEXT = 399,
     FPTOUI = 400,
     FPTOSI = 401,
     UITOFP = 402,
     SITOFP = 403,
     PTRTOINT = 404,
     INTTOPTR = 405,
     BITCAST = 406
   };
#endif
#define ESINT64VAL 258
#define EUINT64VAL 259
#define SINTVAL 260
#define UINTVAL 261
#define FPVAL 262
#define VOID 263
#define BOOL 264
#define SBYTE 265
#define UBYTE 266
#define SHORT 267
#define USHORT 268
#define INT 269
#define UINT 270
#define LONG 271
#define ULONG 272
#define FLOAT 273
#define DOUBLE 274
#define TYPE 275
#define LABEL 276
#define VAR_ID 277
#define LABELSTR 278
#define STRINGCONSTANT 279
#define IMPLEMENTATION 280
#define ZEROINITIALIZER 281
#define TRUETOK 282
#define FALSETOK 283
#define BEGINTOK 284
#define ENDTOK 285
#define DECLARE 286
#define GLOBAL 287
#define CONSTANT 288
#define SECTION 289
#define VOLATILE 290
#define TO 291
#define DOTDOTDOT 292
#define NULL_TOK 293
#define UNDEF 294
#define CONST 295
#define INTERNAL 296
#define LINKONCE 297
#define WEAK 298
#define APPENDING 299
#define DLLIMPORT 300
#define DLLEXPORT 301
#define EXTERN_WEAK 302
#define OPAQUE 303
#define NOT 304
#define EXTERNAL 305
#define TARGET 306
#define TRIPLE 307
#define ENDIAN 308
#define POINTERSIZE 309
#define LITTLE 310
#define BIG 311
#define ALIGN 312
#define DEPLIBS 313
#define CALL 314
#define TAIL 315
#define ASM_TOK 316
#define MODULE 317
#define SIDEEFFECT 318
#define CC_TOK 319
#define CCC_TOK 320
#define CSRETCC_TOK 321
#define FASTCC_TOK 322
#define COLDCC_TOK 323
#define X86_STDCALLCC_TOK 324
#define X86_FASTCALLCC_TOK 325
#define DATALAYOUT 326
#define RET 327
#define BR 328
#define SWITCH 329
#define INVOKE 330
#define UNREACHABLE 331
#define UNWIND 332
#define EXCEPT 333
#define ADD 334
#define SUB 335
#define MUL 336
#define DIV 337
#define UDIV 338
#define SDIV 339
#define FDIV 340
#define REM 341
#define UREM 342
#define SREM 343
#define FREM 344
#define AND 345
#define OR 346
#define XOR 347
#define SHL 348
#define SHR 349
#define ASHR 350
#define LSHR 351
#define SETLE 352
#define SETGE 353
#define SETLT 354
#define SETGT 355
#define SETEQ 356
#define SETNE 357
#define ICMP 358
#define FCMP 359
#define MALLOC 360
#define ALLOCA 361
#define FREE 362
#define LOAD 363
#define STORE 364
#define GETELEMENTPTR 365
#define PHI_TOK 366
#define SELECT 367
#define VAARG 368
#define EXTRACTELEMENT 369
#define INSERTELEMENT 370
#define SHUFFLEVECTOR 371
#define VAARG_old 372
#define VANEXT_old 373
#define EQ 374
#define NE 375
#define SLT 376
#define SGT 377
#define SLE 378
#define SGE 379
#define ULT 380
#define UGT 381
#define ULE 382
#define UGE 383
#define OEQ 384
#define ONE 385
#define OLT 386
#define OGT 387
#define OLE 388
#define OGE 389
#define ORD 390
#define UNO 391
#define UEQ 392
#define UNE 393
#define CAST 394
#define TRUNC 395
#define ZEXT 396
#define SEXT 397
#define FPTRUNC 398
#define FPEXT 399
#define FPTOUI 400
#define FPTOSI 401
#define UITOFP 402
#define SITOFP 403
#define PTRTOINT 404
#define INTTOPTR 405
#define BITCAST 406




/* Copy the first part of user declarations.  */
#line 14 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"

#include "UpgradeInternals.h"
#include "llvm/CallingConv.h"
#include "llvm/InlineAsm.h"
#include "llvm/Instructions.h"
#include "llvm/Module.h"
#include "llvm/ParameterAttributes.h"
#include "llvm/ValueSymbolTable.h"
#include "llvm/Support/GetElementPtrTypeIterator.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/Support/MathExtras.h"
#include <algorithm>
#include <iostream>
#include <map>
#include <list>
#include <utility>

// DEBUG_UPREFS - Define this symbol if you want to enable debugging output
// relating to upreferences in the input stream.
//
//#define DEBUG_UPREFS 1
#ifdef DEBUG_UPREFS
#define UR_OUT(X) std::cerr << X
#else
#define UR_OUT(X)
#endif

#define YYERROR_VERBOSE 1
#define YYINCLUDED_STDLIB_H
#define YYDEBUG 1

int yylex();
int yyparse();

int yyerror(const char*);
static void warning(const std::string& WarningMsg);

namespace llvm {

std::istream* LexInput;
static std::string CurFilename;

// This bool controls whether attributes are ever added to function declarations
// definitions and calls.
static bool AddAttributes = false;

static Module *ParserResult;
static bool ObsoleteVarArgs;
static bool NewVarArgs;
static BasicBlock *CurBB;
static GlobalVariable *CurGV;
static unsigned lastCallingConv;

// This contains info used when building the body of a function.  It is
// destroyed when the function is completed.
//
typedef std::vector<Value *> ValueList;           // Numbered defs

typedef std::pair<std::string,TypeInfo> RenameMapKey;
typedef std::map<RenameMapKey,std::string> RenameMapType;

static void 
ResolveDefinitions(std::map<const Type *,ValueList> &LateResolvers,
                   std::map<const Type *,ValueList> *FutureLateResolvers = 0);

static struct PerModuleInfo {
  Module *CurrentModule;
  std::map<const Type *, ValueList> Values; // Module level numbered definitions
  std::map<const Type *,ValueList> LateResolveValues;
  std::vector<PATypeHolder> Types;
  std::vector<Signedness> TypeSigns;
  std::map<std::string,Signedness> NamedTypeSigns;
  std::map<std::string,Signedness> NamedValueSigns;
  std::map<ValID, PATypeHolder> LateResolveTypes;
  static Module::Endianness Endian;
  static Module::PointerSize PointerSize;
  RenameMapType RenameMap;

  /// PlaceHolderInfo - When temporary placeholder objects are created, remember
  /// how they were referenced and on which line of the input they came from so
  /// that we can resolve them later and print error messages as appropriate.
  std::map<Value*, std::pair<ValID, int> > PlaceHolderInfo;

  // GlobalRefs - This maintains a mapping between <Type, ValID>'s and forward
  // references to global values.  Global values may be referenced before they
  // are defined, and if so, the temporary object that they represent is held
  // here.  This is used for forward references of GlobalValues.
  //
  typedef std::map<std::pair<const PointerType *, ValID>, GlobalValue*> 
    GlobalRefsType;
  GlobalRefsType GlobalRefs;

  void ModuleDone() {
    // If we could not resolve some functions at function compilation time
    // (calls to functions before they are defined), resolve them now...  Types
    // are resolved when the constant pool has been completely parsed.
    //
    ResolveDefinitions(LateResolveValues);

    // Check to make sure that all global value forward references have been
    // resolved!
    //
    if (!GlobalRefs.empty()) {
      std::string UndefinedReferences = "Unresolved global references exist:\n";

      for (GlobalRefsType::iterator I = GlobalRefs.begin(), E =GlobalRefs.end();
           I != E; ++I) {
        UndefinedReferences += "  " + I->first.first->getDescription() + " " +
                               I->first.second.getName() + "\n";
      }
      error(UndefinedReferences);
      return;
    }

    if (CurrentModule->getDataLayout().empty()) {
      std::string dataLayout;
      if (Endian != Module::AnyEndianness)
        dataLayout.append(Endian == Module::BigEndian ? "E" : "e");
      if (PointerSize != Module::AnyPointerSize) {
        if (!dataLayout.empty())
          dataLayout += "-";
        dataLayout.append(PointerSize == Module::Pointer64 ? 
                          "p:64:64" : "p:32:32");
      }
      CurrentModule->setDataLayout(dataLayout);
    }

    Values.clear();         // Clear out function local definitions
    Types.clear();
    TypeSigns.clear();
    NamedTypeSigns.clear();
    NamedValueSigns.clear();
    CurrentModule = 0;
  }

  // GetForwardRefForGlobal - Check to see if there is a forward reference
  // for this global.  If so, remove it from the GlobalRefs map and return it.
  // If not, just return null.
  GlobalValue *GetForwardRefForGlobal(const PointerType *PTy, ValID ID) {
    // Check to see if there is a forward reference to this global variable...
    // if there is, eliminate it and patch the reference to use the new def'n.
    GlobalRefsType::iterator I = GlobalRefs.find(std::make_pair(PTy, ID));
    GlobalValue *Ret = 0;
    if (I != GlobalRefs.end()) {
      Ret = I->second;
      GlobalRefs.erase(I);
    }
    return Ret;
  }
  void setEndianness(Module::Endianness E) { Endian = E; }
  void setPointerSize(Module::PointerSize sz) { PointerSize = sz; }
} CurModule;

Module::Endianness  PerModuleInfo::Endian = Module::AnyEndianness;
Module::PointerSize PerModuleInfo::PointerSize = Module::AnyPointerSize;

static struct PerFunctionInfo {
  Function *CurrentFunction;     // Pointer to current function being created

  std::map<const Type*, ValueList> Values; // Keep track of #'d definitions
  std::map<const Type*, ValueList> LateResolveValues;
  bool isDeclare;                   // Is this function a forward declararation?
  GlobalValue::LinkageTypes Linkage;// Linkage for forward declaration.

  /// BBForwardRefs - When we see forward references to basic blocks, keep
  /// track of them here.
  std::map<BasicBlock*, std::pair<ValID, int> > BBForwardRefs;
  std::vector<BasicBlock*> NumberedBlocks;
  RenameMapType RenameMap;
  unsigned NextBBNum;

  inline PerFunctionInfo() {
    CurrentFunction = 0;
    isDeclare = false;
    Linkage = GlobalValue::ExternalLinkage;    
  }

  inline void FunctionStart(Function *M) {
    CurrentFunction = M;
    NextBBNum = 0;
  }

  void FunctionDone() {
    NumberedBlocks.clear();

    // Any forward referenced blocks left?
    if (!BBForwardRefs.empty()) {
      error("Undefined reference to label " + 
            BBForwardRefs.begin()->first->getName());
      return;
    }

    // Resolve all forward references now.
    ResolveDefinitions(LateResolveValues, &CurModule.LateResolveValues);

    Values.clear();         // Clear out function local definitions
    RenameMap.clear();
    CurrentFunction = 0;
    isDeclare = false;
    Linkage = GlobalValue::ExternalLinkage;
  }
} CurFun;  // Info for the current function...

static bool inFunctionScope() { return CurFun.CurrentFunction != 0; }

/// This function is just a utility to make a Key value for the rename map.
/// The Key is a combination of the name, type, Signedness of the original 
/// value (global/function). This just constructs the key and ensures that
/// named Signedness values are resolved to the actual Signedness.
/// @brief Make a key for the RenameMaps
static RenameMapKey makeRenameMapKey(const std::string &Name, const Type* Ty, 
                                     const Signedness &Sign) {
  TypeInfo TI; 
  TI.T = Ty; 
  if (Sign.isNamed())
    // Don't allow Named Signedness nodes because they won't match. The actual
    // Signedness must be looked up in the NamedTypeSigns map.
    TI.S.copy(CurModule.NamedTypeSigns[Sign.getName()]);
  else
    TI.S.copy(Sign);
  return std::make_pair(Name, TI);
}


//===----------------------------------------------------------------------===//
//               Code to handle definitions of all the types
//===----------------------------------------------------------------------===//

static int InsertValue(Value *V,
                  std::map<const Type*,ValueList> &ValueTab = CurFun.Values) {
  if (V->hasName()) return -1;           // Is this a numbered definition?

  // Yes, insert the value into the value table...
  ValueList &List = ValueTab[V->getType()];
  List.push_back(V);
  return List.size()-1;
}

static const Type *getType(const ValID &D, bool DoNotImprovise = false) {
  switch (D.Type) {
  case ValID::NumberVal:               // Is it a numbered definition?
    // Module constants occupy the lowest numbered slots...
    if ((unsigned)D.Num < CurModule.Types.size()) {
      return CurModule.Types[(unsigned)D.Num];
    }
    break;
  case ValID::NameVal:                 // Is it a named definition?
    if (const Type *N = CurModule.CurrentModule->getTypeByName(D.Name)) {
      return N;
    }
    break;
  default:
    error("Internal parser error: Invalid symbol type reference");
    return 0;
  }

  // If we reached here, we referenced either a symbol that we don't know about
  // or an id number that hasn't been read yet.  We may be referencing something
  // forward, so just create an entry to be resolved later and get to it...
  //
  if (DoNotImprovise) return 0;  // Do we just want a null to be returned?

  if (inFunctionScope()) {
    if (D.Type == ValID::NameVal) {
      error("Reference to an undefined type: '" + D.getName() + "'");
      return 0;
    } else {
      error("Reference to an undefined type: #" + itostr(D.Num));
      return 0;
    }
  }

  std::map<ValID, PATypeHolder>::iterator I =CurModule.LateResolveTypes.find(D);
  if (I != CurModule.LateResolveTypes.end())
    return I->second;

  Type *Typ = OpaqueType::get();
  CurModule.LateResolveTypes.insert(std::make_pair(D, Typ));
  return Typ;
}

/// This is like the getType method except that instead of looking up the type
/// for a given ID, it looks up that type's sign.
/// @brief Get the signedness of a referenced type
static Signedness getTypeSign(const ValID &D) {
  switch (D.Type) {
  case ValID::NumberVal:               // Is it a numbered definition?
    // Module constants occupy the lowest numbered slots...
    if ((unsigned)D.Num < CurModule.TypeSigns.size()) {
      return CurModule.TypeSigns[(unsigned)D.Num];
    }
    break;
  case ValID::NameVal: {               // Is it a named definition?
    std::map<std::string,Signedness>::const_iterator I = 
      CurModule.NamedTypeSigns.find(D.Name);
    if (I != CurModule.NamedTypeSigns.end())
      return I->second;
    // Perhaps its a named forward .. just cache the name
    Signedness S;
    S.makeNamed(D.Name);
    return S;
  }
  default: 
    break;
  }
  // If we don't find it, its signless
  Signedness S;
  S.makeSignless();
  return S;
}

/// This function is analagous to getElementType in LLVM. It provides the same
/// function except that it looks up the Signedness instead of the type. This is
/// used when processing GEP instructions that need to extract the type of an
/// indexed struct/array/ptr member. 
/// @brief Look up an element's sign.
static Signedness getElementSign(const ValueInfo& VI, 
                                 const std::vector<Value*> &Indices) {
  const Type *Ptr = VI.V->getType();
  assert(isa<PointerType>(Ptr) && "Need pointer type");

  unsigned CurIdx = 0;
  Signedness S(VI.S);
  while (const CompositeType *CT = dyn_cast<CompositeType>(Ptr)) {
    if (CurIdx == Indices.size())
      break;

    Value *Index = Indices[CurIdx++];
    assert(!isa<PointerType>(CT) || CurIdx == 1 && "Invalid type");
    Ptr = CT->getTypeAtIndex(Index);
    if (const Type* Ty = Ptr->getForwardedType())
      Ptr = Ty;
    assert(S.isComposite() && "Bad Signedness type");
    if (isa<StructType>(CT)) {
      S = S.get(cast<ConstantInt>(Index)->getZExtValue());
    } else {
      S = S.get(0UL);
    }
    if (S.isNamed())
      S = CurModule.NamedTypeSigns[S.getName()];
  }
  Signedness Result;
  Result.makeComposite(S);
  return Result;
}

/// This function just translates a ConstantInfo into a ValueInfo and calls
/// getElementSign(ValueInfo,...). Its just a convenience.
/// @brief ConstantInfo version of getElementSign.
static Signedness getElementSign(const ConstInfo& CI, 
                                 const std::vector<Constant*> &Indices) {
  ValueInfo VI;
  VI.V = CI.C;
  VI.S.copy(CI.S);
  std::vector<Value*> Idx;
  for (unsigned i = 0; i < Indices.size(); ++i)
    Idx.push_back(Indices[i]);
  Signedness result = getElementSign(VI, Idx);
  VI.destroy();
  return result;
}

/// This function determines if two function types differ only in their use of
/// the sret parameter attribute in the first argument. If they are identical 
/// in all other respects, it returns true. Otherwise, it returns false.
static bool FuncTysDifferOnlyBySRet(const FunctionType *F1, 
                                    const FunctionType *F2) {
  if (F1->getReturnType() != F2->getReturnType() ||
      F1->getNumParams() != F2->getNumParams())
    return false;
  const ParamAttrsList *PAL1 = F1->getParamAttrs();
  const ParamAttrsList *PAL2 = F2->getParamAttrs();
  if (PAL1 && !PAL2 || PAL2 && !PAL1)
    return false;
  if (PAL1 && PAL2 && ((PAL1->size() != PAL2->size()) ||
      (PAL1->getParamAttrs(0) != PAL2->getParamAttrs(0)))) 
    return false;
  unsigned SRetMask = ~unsigned(ParamAttr::StructRet);
  for (unsigned i = 0; i < F1->getNumParams(); ++i) {
    if (F1->getParamType(i) != F2->getParamType(i) || (PAL1 && PAL2 &&
        (unsigned(PAL1->getParamAttrs(i+1)) & SRetMask !=
         unsigned(PAL2->getParamAttrs(i+1)) & SRetMask)))
      return false;
  }
  return true;
}

/// This function determines if the type of V and Ty differ only by the SRet
/// parameter attribute. This is a more generalized case of
/// FuncTysDIfferOnlyBySRet since it doesn't require FunctionType arguments.
static bool TypesDifferOnlyBySRet(Value *V, const Type* Ty) {
  if (V->getType() == Ty)
    return true;
  const PointerType *PF1 = dyn_cast<PointerType>(Ty);
  const PointerType *PF2 = dyn_cast<PointerType>(V->getType());
  if (PF1 && PF2) {
    const FunctionType* FT1 = dyn_cast<FunctionType>(PF1->getElementType());
    const FunctionType* FT2 = dyn_cast<FunctionType>(PF2->getElementType());
    if (FT1 && FT2)
      return FuncTysDifferOnlyBySRet(FT1, FT2);
  }
  return false;
}

// The upgrade of csretcc to sret param attribute may have caused a function 
// to not be found because the param attribute changed the type of the called 
// function. This helper function, used in getExistingValue, detects that
// situation and bitcasts the function to the correct type.
static Value* handleSRetFuncTypeMerge(Value *V, const Type* Ty) {
  // Handle degenerate cases
  if (!V)
    return 0;
  if (V->getType() == Ty)
    return V;

  const PointerType *PF1 = dyn_cast<PointerType>(Ty);
  const PointerType *PF2 = dyn_cast<PointerType>(V->getType());
  if (PF1 && PF2) {
    const FunctionType *FT1 = dyn_cast<FunctionType>(PF1->getElementType());
    const FunctionType *FT2 = dyn_cast<FunctionType>(PF2->getElementType());
    if (FT1 && FT2 && FuncTysDifferOnlyBySRet(FT1, FT2)) {
      const ParamAttrsList *PAL2 = FT2->getParamAttrs();
      if (PAL2 && PAL2->paramHasAttr(1, ParamAttr::StructRet))
        return V;
      else if (Constant *C = dyn_cast<Constant>(V))
        return ConstantExpr::getBitCast(C, PF1);
      else
        return new BitCastInst(V, PF1, "upgrd.cast", CurBB);
    }
      
  }
  return 0;
}

// getExistingValue - Look up the value specified by the provided type and
// the provided ValID.  If the value exists and has already been defined, return
// it.  Otherwise return null.
//
static Value *getExistingValue(const Type *Ty, const ValID &D) {
  if (isa<FunctionType>(Ty)) {
    error("Functions are not values and must be referenced as pointers");
  }

  switch (D.Type) {
  case ValID::NumberVal: {                 // Is it a numbered definition?
    unsigned Num = (unsigned)D.Num;

    // Module constants occupy the lowest numbered slots...
    std::map<const Type*,ValueList>::iterator VI = CurModule.Values.find(Ty);
    if (VI != CurModule.Values.end()) {
      if (Num < VI->second.size())
        return VI->second[Num];
      Num -= VI->second.size();
    }

    // Make sure that our type is within bounds
    VI = CurFun.Values.find(Ty);
    if (VI == CurFun.Values.end()) return 0;

    // Check that the number is within bounds...
    if (VI->second.size() <= Num) return 0;

    return VI->second[Num];
  }

  case ValID::NameVal: {                // Is it a named definition?
    // Get the name out of the ID
    RenameMapKey Key = makeRenameMapKey(D.Name, Ty, D.S);
    Value *V = 0;
    if (inFunctionScope()) {
      // See if the name was renamed
      RenameMapType::const_iterator I = CurFun.RenameMap.find(Key);
      std::string LookupName;
      if (I != CurFun.RenameMap.end())
        LookupName = I->second;
      else
        LookupName = D.Name;
      ValueSymbolTable &SymTab = CurFun.CurrentFunction->getValueSymbolTable();
      V = SymTab.lookup(LookupName);
      if (V && V->getType() != Ty)
        V = handleSRetFuncTypeMerge(V, Ty);
      assert((!V || TypesDifferOnlyBySRet(V, Ty)) && "Found wrong type");
    }
    if (!V) {
      RenameMapType::const_iterator I = CurModule.RenameMap.find(Key);
      std::string LookupName;
      if (I != CurModule.RenameMap.end())
        LookupName = I->second;
      else
        LookupName = D.Name;
      V = CurModule.CurrentModule->getValueSymbolTable().lookup(LookupName);
      if (V && V->getType() != Ty)
        V = handleSRetFuncTypeMerge(V, Ty);
      assert((!V || TypesDifferOnlyBySRet(V, Ty)) && "Found wrong type");
    }
    if (!V) 
      return 0;

    D.destroy();  // Free old strdup'd memory...
    return V;
  }

  // Check to make sure that "Ty" is an integral type, and that our
  // value will fit into the specified type...
  case ValID::ConstSIntVal:    // Is it a constant pool reference??
    if (!ConstantInt::isValueValidForType(Ty, D.ConstPool64)) {
      error("Signed integral constant '" + itostr(D.ConstPool64) + 
            "' is invalid for type '" + Ty->getDescription() + "'");
    }
    return ConstantInt::get(Ty, D.ConstPool64);

  case ValID::ConstUIntVal:     // Is it an unsigned const pool reference?
    if (!ConstantInt::isValueValidForType(Ty, D.UConstPool64)) {
      if (!ConstantInt::isValueValidForType(Ty, D.ConstPool64))
        error("Integral constant '" + utostr(D.UConstPool64) + 
              "' is invalid or out of range");
      else     // This is really a signed reference.  Transmogrify.
        return ConstantInt::get(Ty, D.ConstPool64);
    } else
      return ConstantInt::get(Ty, D.UConstPool64);

  case ValID::ConstFPVal:        // Is it a floating point const pool reference?
    if (!ConstantFP::isValueValidForType(Ty, D.ConstPoolFP))
      error("FP constant invalid for type");
    return ConstantFP::get(Ty, D.ConstPoolFP);

  case ValID::ConstNullVal:      // Is it a null value?
    if (!isa<PointerType>(Ty))
      error("Cannot create a a non pointer null");
    return ConstantPointerNull::get(cast<PointerType>(Ty));

  case ValID::ConstUndefVal:      // Is it an undef value?
    return UndefValue::get(Ty);

  case ValID::ConstZeroVal:      // Is it a zero value?
    return Constant::getNullValue(Ty);
    
  case ValID::ConstantVal:       // Fully resolved constant?
    if (D.ConstantValue->getType() != Ty) 
      error("Constant expression type different from required type");
    return D.ConstantValue;

  case ValID::InlineAsmVal: {    // Inline asm expression
    const PointerType *PTy = dyn_cast<PointerType>(Ty);
    const FunctionType *FTy =
      PTy ? dyn_cast<FunctionType>(PTy->getElementType()) : 0;
    if (!FTy || !InlineAsm::Verify(FTy, D.IAD->Constraints))
      error("Invalid type for asm constraint string");
    InlineAsm *IA = InlineAsm::get(FTy, D.IAD->AsmString, D.IAD->Constraints,
                                   D.IAD->HasSideEffects);
    D.destroy();   // Free InlineAsmDescriptor.
    return IA;
  }
  default:
    assert(0 && "Unhandled case");
    return 0;
  }   // End of switch

  assert(0 && "Unhandled case");
  return 0;
}

// getVal - This function is identical to getExistingValue, except that if a
// value is not already defined, it "improvises" by creating a placeholder var
// that looks and acts just like the requested variable.  When the value is
// defined later, all uses of the placeholder variable are replaced with the
// real thing.
//
static Value *getVal(const Type *Ty, const ValID &ID) {
  if (Ty == Type::LabelTy)
    error("Cannot use a basic block here");

  // See if the value has already been defined.
  Value *V = getExistingValue(Ty, ID);
  if (V) return V;

  if (!Ty->isFirstClassType() && !isa<OpaqueType>(Ty))
    error("Invalid use of a composite type");

  // If we reached here, we referenced either a symbol that we don't know about
  // or an id number that hasn't been read yet.  We may be referencing something
  // forward, so just create an entry to be resolved later and get to it...
  V = new Argument(Ty);

  // Remember where this forward reference came from.  FIXME, shouldn't we try
  // to recycle these things??
  CurModule.PlaceHolderInfo.insert(
    std::make_pair(V, std::make_pair(ID, Upgradelineno)));

  if (inFunctionScope())
    InsertValue(V, CurFun.LateResolveValues);
  else
    InsertValue(V, CurModule.LateResolveValues);
  return V;
}

/// @brief This just makes any name given to it unique, up to MAX_UINT times.
static std::string makeNameUnique(const std::string& Name) {
  static unsigned UniqueNameCounter = 1;
  std::string Result(Name);
  Result += ".upgrd." + llvm::utostr(UniqueNameCounter++);
  return Result;
}

/// getBBVal - This is used for two purposes:
///  * If isDefinition is true, a new basic block with the specified ID is being
///    defined.
///  * If isDefinition is true, this is a reference to a basic block, which may
///    or may not be a forward reference.
///
static BasicBlock *getBBVal(const ValID &ID, bool isDefinition = false) {
  assert(inFunctionScope() && "Can't get basic block at global scope");

  std::string Name;
  BasicBlock *BB = 0;
  switch (ID.Type) {
  default: 
    error("Illegal label reference " + ID.getName());
    break;
  case ValID::NumberVal:                // Is it a numbered definition?
    if (unsigned(ID.Num) >= CurFun.NumberedBlocks.size())
      CurFun.NumberedBlocks.resize(ID.Num+1);
    BB = CurFun.NumberedBlocks[ID.Num];
    break;
  case ValID::NameVal:                  // Is it a named definition?
    Name = ID.Name;
    if (Value *N = CurFun.CurrentFunction->getValueSymbolTable().lookup(Name)) {
      if (N->getType() != Type::LabelTy) {
        // Register names didn't use to conflict with basic block names
        // because of type planes. Now they all have to be unique. So, we just
        // rename the register and treat this name as if no basic block
        // had been found.
        RenameMapKey Key = makeRenameMapKey(ID.Name, N->getType(), ID.S);
        N->setName(makeNameUnique(N->getName()));
        CurModule.RenameMap[Key] = N->getName();
        BB = 0;
      } else {
        BB = cast<BasicBlock>(N);
      }
    }
    break;
  }

  // See if the block has already been defined.
  if (BB) {
    // If this is the definition of the block, make sure the existing value was
    // just a forward reference.  If it was a forward reference, there will be
    // an entry for it in the PlaceHolderInfo map.
    if (isDefinition && !CurFun.BBForwardRefs.erase(BB))
      // The existing value was a definition, not a forward reference.
      error("Redefinition of label " + ID.getName());

    ID.destroy();                       // Free strdup'd memory.
    return BB;
  }

  // Otherwise this block has not been seen before.
  BB = new BasicBlock("", CurFun.CurrentFunction);
  if (ID.Type == ValID::NameVal) {
    BB->setName(ID.Name);
  } else {
    CurFun.NumberedBlocks[ID.Num] = BB;
  }

  // If this is not a definition, keep track of it so we can use it as a forward
  // reference.
  if (!isDefinition) {
    // Remember where this forward reference came from.
    CurFun.BBForwardRefs[BB] = std::make_pair(ID, Upgradelineno);
  } else {
    // The forward declaration could have been inserted anywhere in the
    // function: insert it into the correct place now.
    CurFun.CurrentFunction->getBasicBlockList().remove(BB);
    CurFun.CurrentFunction->getBasicBlockList().push_back(BB);
  }
  ID.destroy();
  return BB;
}


//===----------------------------------------------------------------------===//
//              Code to handle forward references in instructions
//===----------------------------------------------------------------------===//
//
// This code handles the late binding needed with statements that reference
// values not defined yet... for example, a forward branch, or the PHI node for
// a loop body.
//
// This keeps a table (CurFun.LateResolveValues) of all such forward references
// and back patchs after we are done.
//

// ResolveDefinitions - If we could not resolve some defs at parsing
// time (forward branches, phi functions for loops, etc...) resolve the
// defs now...
//
static void 
ResolveDefinitions(std::map<const Type*,ValueList> &LateResolvers,
                   std::map<const Type*,ValueList> *FutureLateResolvers) {

  // Loop over LateResolveDefs fixing up stuff that couldn't be resolved
  for (std::map<const Type*,ValueList>::iterator LRI = LateResolvers.begin(),
         E = LateResolvers.end(); LRI != E; ++LRI) {
    const Type* Ty = LRI->first;
    ValueList &List = LRI->second;
    while (!List.empty()) {
      Value *V = List.back();
      List.pop_back();

      std::map<Value*, std::pair<ValID, int> >::iterator PHI =
        CurModule.PlaceHolderInfo.find(V);
      assert(PHI != CurModule.PlaceHolderInfo.end() && "Placeholder error");

      ValID &DID = PHI->second.first;

      Value *TheRealValue = getExistingValue(Ty, DID);
      if (TheRealValue) {
        V->replaceAllUsesWith(TheRealValue);
        delete V;
        CurModule.PlaceHolderInfo.erase(PHI);
      } else if (FutureLateResolvers) {
        // Functions have their unresolved items forwarded to the module late
        // resolver table
        InsertValue(V, *FutureLateResolvers);
      } else {
        if (DID.Type == ValID::NameVal) {
          error("Reference to an invalid definition: '" + DID.getName() +
                "' of type '" + V->getType()->getDescription() + "'",
                PHI->second.second);
            return;
        } else {
          error("Reference to an invalid definition: #" +
                itostr(DID.Num) + " of type '" + 
                V->getType()->getDescription() + "'", PHI->second.second);
          return;
        }
      }
    }
  }

  LateResolvers.clear();
}

/// This function is used for type resolution and upref handling. When a type
/// becomes concrete, this function is called to adjust the signedness for the
/// concrete type.
static void ResolveTypeSign(const Type* oldTy, const Signedness &Sign) {
  std::string TyName = CurModule.CurrentModule->getTypeName(oldTy);
  if (!TyName.empty())
    CurModule.NamedTypeSigns[TyName] = Sign;
}

/// ResolveTypeTo - A brand new type was just declared.  This means that (if
/// name is not null) things referencing Name can be resolved.  Otherwise, 
/// things refering to the number can be resolved.  Do this now.
static void ResolveTypeTo(char *Name, const Type *ToTy, const Signedness& Sign){
  ValID D;
  if (Name)
    D = ValID::create(Name);
  else      
    D = ValID::create((int)CurModule.Types.size());
  D.S.copy(Sign);

  if (Name)
    CurModule.NamedTypeSigns[Name] = Sign;

  std::map<ValID, PATypeHolder>::iterator I =
    CurModule.LateResolveTypes.find(D);
  if (I != CurModule.LateResolveTypes.end()) {
    const Type *OldTy = I->second.get();
    ((DerivedType*)OldTy)->refineAbstractTypeTo(ToTy);
    CurModule.LateResolveTypes.erase(I);
  }
}

/// This is the implementation portion of TypeHasInteger. It traverses the
/// type given, avoiding recursive types, and returns true as soon as it finds
/// an integer type. If no integer type is found, it returns false.
static bool TypeHasIntegerI(const Type *Ty, std::vector<const Type*> Stack) {
  // Handle some easy cases
  if (Ty->isPrimitiveType() || (Ty->getTypeID() == Type::OpaqueTyID))
    return false;
  if (Ty->isInteger())
    return true;
  if (const SequentialType *STy = dyn_cast<SequentialType>(Ty))
    return STy->getElementType()->isInteger();

  // Avoid type structure recursion
  for (std::vector<const Type*>::iterator I = Stack.begin(), E = Stack.end();
       I != E; ++I)
    if (Ty == *I)
      return false;

  // Push us on the type stack
  Stack.push_back(Ty);

  if (const FunctionType *FTy = dyn_cast<FunctionType>(Ty)) {
    if (TypeHasIntegerI(FTy->getReturnType(), Stack)) 
      return true;
    FunctionType::param_iterator I = FTy->param_begin();
    FunctionType::param_iterator E = FTy->param_end();
    for (; I != E; ++I)
      if (TypeHasIntegerI(*I, Stack))
        return true;
    return false;
  } else if (const StructType *STy = dyn_cast<StructType>(Ty)) {
    StructType::element_iterator I = STy->element_begin();
    StructType::element_iterator E = STy->element_end();
    for (; I != E; ++I) {
      if (TypeHasIntegerI(*I, Stack))
        return true;
    }
    return false;
  }
  // There shouldn't be anything else, but its definitely not integer
  assert(0 && "What type is this?");
  return false;
}

/// This is the interface to TypeHasIntegerI. It just provides the type stack,
/// to avoid recursion, and then calls TypeHasIntegerI.
static inline bool TypeHasInteger(const Type *Ty) {
  std::vector<const Type*> TyStack;
  return TypeHasIntegerI(Ty, TyStack);
}

// setValueName - Set the specified value to the name given.  The name may be
// null potentially, in which case this is a noop.  The string passed in is
// assumed to be a malloc'd string buffer, and is free'd by this function.
//
static void setValueName(const ValueInfo &V, char *NameStr) {
  if (NameStr) {
    std::string Name(NameStr);      // Copy string
    free(NameStr);                  // Free old string

    if (V.V->getType() == Type::VoidTy) {
      error("Can't assign name '" + Name + "' to value with void type");
      return;
    }

    assert(inFunctionScope() && "Must be in function scope");

    // Search the function's symbol table for an existing value of this name
    ValueSymbolTable &ST = CurFun.CurrentFunction->getValueSymbolTable();
    Value* Existing = ST.lookup(Name);
    if (Existing) {
      // An existing value of the same name was found. This might have happened
      // because of the integer type planes collapsing in LLVM 2.0. 
      if (Existing->getType() == V.V->getType() &&
          !TypeHasInteger(Existing->getType())) {
        // If the type does not contain any integers in them then this can't be
        // a type plane collapsing issue. It truly is a redefinition and we 
        // should error out as the assembly is invalid.
        error("Redefinition of value named '" + Name + "' of type '" +
              V.V->getType()->getDescription() + "'");
        return;
      } 
      // In LLVM 2.0 we don't allow names to be re-used for any values in a 
      // function, regardless of Type. Previously re-use of names was okay as 
      // long as they were distinct types. With type planes collapsing because
      // of the signedness change and because of PR411, this can no longer be
      // supported. We must search the entire symbol table for a conflicting
      // name and make the name unique. No warning is needed as this can't 
      // cause a problem.
      std::string NewName = makeNameUnique(Name);
      // We're changing the name but it will probably be used by other 
      // instructions as operands later on. Consequently we have to retain
      // a mapping of the renaming that we're doing.
      RenameMapKey Key = makeRenameMapKey(Name, V.V->getType(), V.S);
      CurFun.RenameMap[Key] = NewName;
      Name = NewName;
    }

    // Set the name.
    V.V->setName(Name);
  }
}

/// ParseGlobalVariable - Handle parsing of a global.  If Initializer is null,
/// this is a declaration, otherwise it is a definition.
static GlobalVariable *
ParseGlobalVariable(char *NameStr,GlobalValue::LinkageTypes Linkage,
                    bool isConstantGlobal, const Type *Ty,
                    Constant *Initializer,
                    const Signedness &Sign) {
  if (isa<FunctionType>(Ty))
    error("Cannot declare global vars of function type");

  const PointerType *PTy = PointerType::get(Ty);

  std::string Name;
  if (NameStr) {
    Name = NameStr;      // Copy string
    free(NameStr);       // Free old string
  }

  // See if this global value was forward referenced.  If so, recycle the
  // object.
  ValID ID;
  if (!Name.empty()) {
    ID = ValID::create((char*)Name.c_str());
  } else {
    ID = ValID::create((int)CurModule.Values[PTy].size());
  }
  ID.S.makeComposite(Sign);

  if (GlobalValue *FWGV = CurModule.GetForwardRefForGlobal(PTy, ID)) {
    // Move the global to the end of the list, from whereever it was
    // previously inserted.
    GlobalVariable *GV = cast<GlobalVariable>(FWGV);
    CurModule.CurrentModule->getGlobalList().remove(GV);
    CurModule.CurrentModule->getGlobalList().push_back(GV);
    GV->setInitializer(Initializer);
    GV->setLinkage(Linkage);
    GV->setConstant(isConstantGlobal);
    InsertValue(GV, CurModule.Values);
    return GV;
  }

  // If this global has a name, check to see if there is already a definition
  // of this global in the module and emit warnings if there are conflicts.
  if (!Name.empty()) {
    // The global has a name. See if there's an existing one of the same name.
    if (CurModule.CurrentModule->getNamedGlobal(Name) ||
        CurModule.CurrentModule->getFunction(Name)) {
      // We found an existing global of the same name. This isn't allowed 
      // in LLVM 2.0. Consequently, we must alter the name of the global so it
      // can at least compile. This can happen because of type planes 
      // There is alread a global of the same name which means there is a
      // conflict. Let's see what we can do about it.
      std::string NewName(makeNameUnique(Name));
      if (Linkage != GlobalValue::InternalLinkage) {
        // The linkage of this gval is external so we can't reliably rename 
        // it because it could potentially create a linking problem.  
        // However, we can't leave the name conflict in the output either or 
        // it won't assemble with LLVM 2.0.  So, all we can do is rename 
        // this one to something unique and emit a warning about the problem.
        warning("Renaming global variable '" + Name + "' to '" + NewName + 
                  "' may cause linkage errors");
      }

      // Put the renaming in the global rename map
      RenameMapKey Key = makeRenameMapKey(Name, PointerType::get(Ty), ID.S);
      CurModule.RenameMap[Key] = NewName;

      // Rename it
      Name = NewName;
    }
  }

  // Otherwise there is no existing GV to use, create one now.
  GlobalVariable *GV =
    new GlobalVariable(Ty, isConstantGlobal, Linkage, Initializer, Name,
                       CurModule.CurrentModule);
  InsertValue(GV, CurModule.Values);
  // Remember the sign of this global.
  CurModule.NamedValueSigns[Name] = ID.S;
  return GV;
}

// setTypeName - Set the specified type to the name given.  The name may be
// null potentially, in which case this is a noop.  The string passed in is
// assumed to be a malloc'd string buffer, and is freed by this function.
//
// This function returns true if the type has already been defined, but is
// allowed to be redefined in the specified context.  If the name is a new name
// for the type plane, it is inserted and false is returned.
static bool setTypeName(const PATypeInfo& TI, char *NameStr) {
  assert(!inFunctionScope() && "Can't give types function-local names");
  if (NameStr == 0) return false;
 
  std::string Name(NameStr);      // Copy string
  free(NameStr);                  // Free old string

  const Type* Ty = TI.PAT->get();

  // We don't allow assigning names to void type
  if (Ty == Type::VoidTy) {
    error("Can't assign name '" + Name + "' to the void type");
    return false;
  }

  // Set the type name, checking for conflicts as we do so.
  bool AlreadyExists = CurModule.CurrentModule->addTypeName(Name, Ty);

  // Save the sign information for later use 
  CurModule.NamedTypeSigns[Name] = TI.S;

  if (AlreadyExists) {   // Inserting a name that is already defined???
    const Type *Existing = CurModule.CurrentModule->getTypeByName(Name);
    assert(Existing && "Conflict but no matching type?");

    // There is only one case where this is allowed: when we are refining an
    // opaque type.  In this case, Existing will be an opaque type.
    if (const OpaqueType *OpTy = dyn_cast<OpaqueType>(Existing)) {
      // We ARE replacing an opaque type!
      const_cast<OpaqueType*>(OpTy)->refineAbstractTypeTo(Ty);
      return true;
    }

    // Otherwise, this is an attempt to redefine a type. That's okay if
    // the redefinition is identical to the original. This will be so if
    // Existing and T point to the same Type object. In this one case we
    // allow the equivalent redefinition.
    if (Existing == Ty) return true;  // Yes, it's equal.

    // Any other kind of (non-equivalent) redefinition is an error.
    error("Redefinition of type named '" + Name + "' in the '" +
          Ty->getDescription() + "' type plane");
  }

  return false;
}

//===----------------------------------------------------------------------===//
// Code for handling upreferences in type names...
//

// TypeContains - Returns true if Ty directly contains E in it.
//
static bool TypeContains(const Type *Ty, const Type *E) {
  return std::find(Ty->subtype_begin(), Ty->subtype_end(),
                   E) != Ty->subtype_end();
}

namespace {
  struct UpRefRecord {
    // NestingLevel - The number of nesting levels that need to be popped before
    // this type is resolved.
    unsigned NestingLevel;

    // LastContainedTy - This is the type at the current binding level for the
    // type.  Every time we reduce the nesting level, this gets updated.
    const Type *LastContainedTy;

    // UpRefTy - This is the actual opaque type that the upreference is
    // represented with.
    OpaqueType *UpRefTy;

    UpRefRecord(unsigned NL, OpaqueType *URTy)
      : NestingLevel(NL), LastContainedTy(URTy), UpRefTy(URTy) { }
  };
}

// UpRefs - A list of the outstanding upreferences that need to be resolved.
static std::vector<UpRefRecord> UpRefs;

/// HandleUpRefs - Every time we finish a new layer of types, this function is
/// called.  It loops through the UpRefs vector, which is a list of the
/// currently active types.  For each type, if the up reference is contained in
/// the newly completed type, we decrement the level count.  When the level
/// count reaches zero, the upreferenced type is the type that is passed in:
/// thus we can complete the cycle.
///
static PATypeHolder HandleUpRefs(const Type *ty, const Signedness& Sign) {
  // If Ty isn't abstract, or if there are no up-references in it, then there is
  // nothing to resolve here.
  if (!ty->isAbstract() || UpRefs.empty()) return ty;
  
  PATypeHolder Ty(ty);
  UR_OUT("Type '" << Ty->getDescription() <<
         "' newly formed.  Resolving upreferences.\n" <<
         UpRefs.size() << " upreferences active!\n");

  // If we find any resolvable upreferences (i.e., those whose NestingLevel goes
  // to zero), we resolve them all together before we resolve them to Ty.  At
  // the end of the loop, if there is anything to resolve to Ty, it will be in
  // this variable.
  OpaqueType *TypeToResolve = 0;

  unsigned i = 0;
  for (; i != UpRefs.size(); ++i) {
    UR_OUT("  UR#" << i << " - TypeContains(" << Ty->getDescription() << ", "
           << UpRefs[i].UpRefTy->getDescription() << ") = "
           << (TypeContains(Ty, UpRefs[i].UpRefTy) ? "true" : "false") << "\n");
    if (TypeContains(Ty, UpRefs[i].LastContainedTy)) {
      // Decrement level of upreference
      unsigned Level = --UpRefs[i].NestingLevel;
      UpRefs[i].LastContainedTy = Ty;
      UR_OUT("  Uplevel Ref Level = " << Level << "\n");
      if (Level == 0) {                     // Upreference should be resolved!
        if (!TypeToResolve) {
          TypeToResolve = UpRefs[i].UpRefTy;
        } else {
          UR_OUT("  * Resolving upreference for "
                 << UpRefs[i].UpRefTy->getDescription() << "\n";
          std::string OldName = UpRefs[i].UpRefTy->getDescription());
          ResolveTypeSign(UpRefs[i].UpRefTy, Sign);
          UpRefs[i].UpRefTy->refineAbstractTypeTo(TypeToResolve);
          UR_OUT("  * Type '" << OldName << "' refined upreference to: "
                 << (const void*)Ty << ", " << Ty->getDescription() << "\n");
        }
        UpRefs.erase(UpRefs.begin()+i);     // Remove from upreference list...
        --i;                                // Do not skip the next element...
      }
    }
  }

  if (TypeToResolve) {
    UR_OUT("  * Resolving upreference for "
           << UpRefs[i].UpRefTy->getDescription() << "\n";
           std::string OldName = TypeToResolve->getDescription());
    ResolveTypeSign(TypeToResolve, Sign);
    TypeToResolve->refineAbstractTypeTo(Ty);
  }

  return Ty;
}

bool Signedness::operator<(const Signedness &that) const {
  if (isNamed()) {
    if (that.isNamed()) 
      return *(this->name) < *(that.name);
    else
      return CurModule.NamedTypeSigns[*name] < that;
  } else if (that.isNamed()) {
    return *this < CurModule.NamedTypeSigns[*that.name];
  }

  if (isComposite() && that.isComposite()) {
    if (sv->size() == that.sv->size()) {
      SignVector::const_iterator thisI = sv->begin(), thisE = sv->end();
      SignVector::const_iterator thatI = that.sv->begin(), 
                                 thatE = that.sv->end();
      for (; thisI != thisE; ++thisI, ++thatI) {
        if (*thisI < *thatI)
          return true;
        else if (!(*thisI == *thatI))
          return false;
      }
      return false;
    }
    return sv->size() < that.sv->size();
  }  
  return kind < that.kind;
}

bool Signedness::operator==(const Signedness &that) const {
  if (isNamed())
    if (that.isNamed())
      return *(this->name) == *(that.name);
    else 
      return CurModule.NamedTypeSigns[*(this->name)] == that;
  else if (that.isNamed())
    return *this == CurModule.NamedTypeSigns[*(that.name)];
  if (isComposite() && that.isComposite()) {
    if (sv->size() == that.sv->size()) {
      SignVector::const_iterator thisI = sv->begin(), thisE = sv->end();
      SignVector::const_iterator thatI = that.sv->begin(), 
                                 thatE = that.sv->end();
      for (; thisI != thisE; ++thisI, ++thatI) {
        if (!(*thisI == *thatI))
          return false;
      }
      return true;
    }
    return false;
  }
  return kind == that.kind;
}

void Signedness::copy(const Signedness &that) {
  if (that.isNamed()) {
    kind = Named;
    name = new std::string(*that.name);
  } else if (that.isComposite()) {
    kind = Composite;
    sv = new SignVector();
    *sv = *that.sv;
  } else {
    kind = that.kind;
    sv = 0;
  }
}

void Signedness::destroy() {
  if (isNamed()) {
    delete name;
  } else if (isComposite()) {
    delete sv;
  } 
}

#ifndef NDEBUG
void Signedness::dump() const {
  if (isComposite()) {
    if (sv->size() == 1) {
      (*sv)[0].dump();
      std::cerr << "*";
    } else {
      std::cerr << "{ " ;
      for (unsigned i = 0; i < sv->size(); ++i) {
        if (i != 0)
          std::cerr << ", ";
        (*sv)[i].dump();
      }
      std::cerr << "} " ;
    }
  } else if (isNamed()) {
    std::cerr << *name;
  } else if (isSigned()) {
    std::cerr << "S";
  } else if (isUnsigned()) {
    std::cerr << "U";
  } else
    std::cerr << ".";
}
#endif

static inline Instruction::TermOps 
getTermOp(TermOps op) {
  switch (op) {
    default           : assert(0 && "Invalid OldTermOp");
    case RetOp        : return Instruction::Ret;
    case BrOp         : return Instruction::Br;
    case SwitchOp     : return Instruction::Switch;
    case InvokeOp     : return Instruction::Invoke;
    case UnwindOp     : return Instruction::Unwind;
    case UnreachableOp: return Instruction::Unreachable;
  }
}

static inline Instruction::BinaryOps 
getBinaryOp(BinaryOps op, const Type *Ty, const Signedness& Sign) {
  switch (op) {
    default     : assert(0 && "Invalid OldBinaryOps");
    case SetEQ  : 
    case SetNE  : 
    case SetLE  :
    case SetGE  :
    case SetLT  :
    case SetGT  : assert(0 && "Should use getCompareOp");
    case AddOp  : return Instruction::Add;
    case SubOp  : return Instruction::Sub;
    case MulOp  : return Instruction::Mul;
    case DivOp  : {
      // This is an obsolete instruction so we must upgrade it based on the
      // types of its operands.
      bool isFP = Ty->isFloatingPoint();
      if (const VectorType* PTy = dyn_cast<VectorType>(Ty))
        // If its a vector type we want to use the element type
        isFP = PTy->getElementType()->isFloatingPoint();
      if (isFP)
        return Instruction::FDiv;
      else if (Sign.isSigned())
        return Instruction::SDiv;
      return Instruction::UDiv;
    }
    case UDivOp : return Instruction::UDiv;
    case SDivOp : return Instruction::SDiv;
    case FDivOp : return Instruction::FDiv;
    case RemOp  : {
      // This is an obsolete instruction so we must upgrade it based on the
      // types of its operands.
      bool isFP = Ty->isFloatingPoint();
      if (const VectorType* PTy = dyn_cast<VectorType>(Ty))
        // If its a vector type we want to use the element type
        isFP = PTy->getElementType()->isFloatingPoint();
      // Select correct opcode
      if (isFP)
        return Instruction::FRem;
      else if (Sign.isSigned())
        return Instruction::SRem;
      return Instruction::URem;
    }
    case URemOp : return Instruction::URem;
    case SRemOp : return Instruction::SRem;
    case FRemOp : return Instruction::FRem;
    case LShrOp : return Instruction::LShr;
    case AShrOp : return Instruction::AShr;
    case ShlOp  : return Instruction::Shl;
    case ShrOp  : 
      if (Sign.isSigned())
        return Instruction::AShr;
      return Instruction::LShr;
    case AndOp  : return Instruction::And;
    case OrOp   : return Instruction::Or;
    case XorOp  : return Instruction::Xor;
  }
}

static inline Instruction::OtherOps 
getCompareOp(BinaryOps op, unsigned short &predicate, const Type* &Ty,
             const Signedness &Sign) {
  bool isSigned = Sign.isSigned();
  bool isFP = Ty->isFloatingPoint();
  switch (op) {
    default     : assert(0 && "Invalid OldSetCC");
    case SetEQ  : 
      if (isFP) {
        predicate = FCmpInst::FCMP_OEQ;
        return Instruction::FCmp;
      } else {
        predicate = ICmpInst::ICMP_EQ;
        return Instruction::ICmp;
      }
    case SetNE  : 
      if (isFP) {
        predicate = FCmpInst::FCMP_UNE;
        return Instruction::FCmp;
      } else {
        predicate = ICmpInst::ICMP_NE;
        return Instruction::ICmp;
      }
    case SetLE  : 
      if (isFP) {
        predicate = FCmpInst::FCMP_OLE;
        return Instruction::FCmp;
      } else {
        if (isSigned)
          predicate = ICmpInst::ICMP_SLE;
        else
          predicate = ICmpInst::ICMP_ULE;
        return Instruction::ICmp;
      }
    case SetGE  : 
      if (isFP) {
        predicate = FCmpInst::FCMP_OGE;
        return Instruction::FCmp;
      } else {
        if (isSigned)
          predicate = ICmpInst::ICMP_SGE;
        else
          predicate = ICmpInst::ICMP_UGE;
        return Instruction::ICmp;
      }
    case SetLT  : 
      if (isFP) {
        predicate = FCmpInst::FCMP_OLT;
        return Instruction::FCmp;
      } else {
        if (isSigned)
          predicate = ICmpInst::ICMP_SLT;
        else
          predicate = ICmpInst::ICMP_ULT;
        return Instruction::ICmp;
      }
    case SetGT  : 
      if (isFP) {
        predicate = FCmpInst::FCMP_OGT;
        return Instruction::FCmp;
      } else {
        if (isSigned)
          predicate = ICmpInst::ICMP_SGT;
        else
          predicate = ICmpInst::ICMP_UGT;
        return Instruction::ICmp;
      }
  }
}

static inline Instruction::MemoryOps getMemoryOp(MemoryOps op) {
  switch (op) {
    default              : assert(0 && "Invalid OldMemoryOps");
    case MallocOp        : return Instruction::Malloc;
    case FreeOp          : return Instruction::Free;
    case AllocaOp        : return Instruction::Alloca;
    case LoadOp          : return Instruction::Load;
    case StoreOp         : return Instruction::Store;
    case GetElementPtrOp : return Instruction::GetElementPtr;
  }
}

static inline Instruction::OtherOps 
getOtherOp(OtherOps op, const Signedness &Sign) {
  switch (op) {
    default               : assert(0 && "Invalid OldOtherOps");
    case PHIOp            : return Instruction::PHI;
    case CallOp           : return Instruction::Call;
    case SelectOp         : return Instruction::Select;
    case UserOp1          : return Instruction::UserOp1;
    case UserOp2          : return Instruction::UserOp2;
    case VAArg            : return Instruction::VAArg;
    case ExtractElementOp : return Instruction::ExtractElement;
    case InsertElementOp  : return Instruction::InsertElement;
    case ShuffleVectorOp  : return Instruction::ShuffleVector;
    case ICmpOp           : return Instruction::ICmp;
    case FCmpOp           : return Instruction::FCmp;
  };
}

static inline Value*
getCast(CastOps op, Value *Src, const Signedness &SrcSign, const Type *DstTy, 
        const Signedness &DstSign, bool ForceInstruction = false) {
  Instruction::CastOps Opcode;
  const Type* SrcTy = Src->getType();
  if (op == CastOp) {
    if (SrcTy->isFloatingPoint() && isa<PointerType>(DstTy)) {
      // fp -> ptr cast is no longer supported but we must upgrade this
      // by doing a double cast: fp -> int -> ptr
      SrcTy = Type::Int64Ty;
      Opcode = Instruction::IntToPtr;
      if (isa<Constant>(Src)) {
        Src = ConstantExpr::getCast(Instruction::FPToUI, 
                                     cast<Constant>(Src), SrcTy);
      } else {
        std::string NewName(makeNameUnique(Src->getName()));
        Src = new FPToUIInst(Src, SrcTy, NewName, CurBB);
      }
    } else if (isa<IntegerType>(DstTy) &&
               cast<IntegerType>(DstTy)->getBitWidth() == 1) {
      // cast type %x to bool was previously defined as setne type %x, null
      // The cast semantic is now to truncate, not compare so we must retain
      // the original intent by replacing the cast with a setne
      Constant* Null = Constant::getNullValue(SrcTy);
      Instruction::OtherOps Opcode = Instruction::ICmp;
      unsigned short predicate = ICmpInst::ICMP_NE;
      if (SrcTy->isFloatingPoint()) {
        Opcode = Instruction::FCmp;
        predicate = FCmpInst::FCMP_ONE;
      } else if (!SrcTy->isInteger() && !isa<PointerType>(SrcTy)) {
        error("Invalid cast to bool");
      }
      if (isa<Constant>(Src) && !ForceInstruction)
        return ConstantExpr::getCompare(predicate, cast<Constant>(Src), Null);
      else
        return CmpInst::create(Opcode, predicate, Src, Null);
    }
    // Determine the opcode to use by calling CastInst::getCastOpcode
    Opcode = 
      CastInst::getCastOpcode(Src, SrcSign.isSigned(), DstTy, 
                              DstSign.isSigned());

  } else switch (op) {
    default: assert(0 && "Invalid cast token");
    case TruncOp:    Opcode = Instruction::Trunc; break;
    case ZExtOp:     Opcode = Instruction::ZExt; break;
    case SExtOp:     Opcode = Instruction::SExt; break;
    case FPTruncOp:  Opcode = Instruction::FPTrunc; break;
    case FPExtOp:    Opcode = Instruction::FPExt; break;
    case FPToUIOp:   Opcode = Instruction::FPToUI; break;
    case FPToSIOp:   Opcode = Instruction::FPToSI; break;
    case UIToFPOp:   Opcode = Instruction::UIToFP; break;
    case SIToFPOp:   Opcode = Instruction::SIToFP; break;
    case PtrToIntOp: Opcode = Instruction::PtrToInt; break;
    case IntToPtrOp: Opcode = Instruction::IntToPtr; break;
    case BitCastOp:  Opcode = Instruction::BitCast; break;
  }

  if (isa<Constant>(Src) && !ForceInstruction)
    return ConstantExpr::getCast(Opcode, cast<Constant>(Src), DstTy);
  return CastInst::create(Opcode, Src, DstTy);
}

static Instruction *
upgradeIntrinsicCall(const Type* RetTy, const ValID &ID, 
                     std::vector<Value*>& Args) {

  std::string Name = ID.Type == ValID::NameVal ? ID.Name : "";
  if (Name.length() <= 5 || Name[0] != 'l' || Name[1] != 'l' || 
      Name[2] != 'v' || Name[3] != 'm' || Name[4] != '.')
    return 0;

  switch (Name[5]) {
    case 'i':
      if (Name == "llvm.isunordered.f32" || Name == "llvm.isunordered.f64") {
        if (Args.size() != 2)
          error("Invalid prototype for " + Name);
        return new FCmpInst(FCmpInst::FCMP_UNO, Args[0], Args[1]);
      }
      break;
    case 'b':
      if (Name.length() == 14 && !memcmp(&Name[5], "bswap.i", 7)) {
        const Type* ArgTy = Args[0]->getType();
        Name += ".i" + utostr(cast<IntegerType>(ArgTy)->getBitWidth());
        Function *F = cast<Function>(
          CurModule.CurrentModule->getOrInsertFunction(Name, RetTy, ArgTy, 
                                                       (void*)0));
        return new CallInst(F, Args[0]);
      }
      break;
    case 'c':
      if ((Name.length() <= 14 && !memcmp(&Name[5], "ctpop.i", 7)) ||
          (Name.length() <= 13 && !memcmp(&Name[5], "ctlz.i", 6)) ||
          (Name.length() <= 13 && !memcmp(&Name[5], "cttz.i", 6))) {
        // These intrinsics changed their result type.
        const Type* ArgTy = Args[0]->getType();
        Function *OldF = CurModule.CurrentModule->getFunction(Name);
        if (OldF)
          OldF->setName("upgrd.rm." + Name);

        Function *NewF = cast<Function>(
          CurModule.CurrentModule->getOrInsertFunction(Name, Type::Int32Ty, 
                                                       ArgTy, (void*)0));

        Instruction *Call = new CallInst(NewF, Args[0], "", CurBB);
        return CastInst::createIntegerCast(Call, RetTy, false);
      }
      break;

    case 'v' : {
      const Type* PtrTy = PointerType::get(Type::Int8Ty);
      std::vector<const Type*> Params;
      if (Name == "llvm.va_start" || Name == "llvm.va_end") {
        if (Args.size() != 1)
          error("Invalid prototype for " + Name + " prototype");
        Params.push_back(PtrTy);
        const FunctionType *FTy = 
          FunctionType::get(Type::VoidTy, Params, false);
        const PointerType *PFTy = PointerType::get(FTy);
        Value* Func = getVal(PFTy, ID);
        Args[0] = new BitCastInst(Args[0], PtrTy, makeNameUnique("va"), CurBB);
        return new CallInst(Func, Args.begin(), Args.end());
      } else if (Name == "llvm.va_copy") {
        if (Args.size() != 2)
          error("Invalid prototype for " + Name + " prototype");
        Params.push_back(PtrTy);
        Params.push_back(PtrTy);
        const FunctionType *FTy = 
          FunctionType::get(Type::VoidTy, Params, false);
        const PointerType *PFTy = PointerType::get(FTy);
        Value* Func = getVal(PFTy, ID);
        std::string InstName0(makeNameUnique("va0"));
        std::string InstName1(makeNameUnique("va1"));
        Args[0] = new BitCastInst(Args[0], PtrTy, InstName0, CurBB);
        Args[1] = new BitCastInst(Args[1], PtrTy, InstName1, CurBB);
        return new CallInst(Func, Args.begin(), Args.end());
      }
    }
  }
  return 0;
}

const Type* upgradeGEPCEIndices(const Type* PTy, 
                                std::vector<ValueInfo> *Indices, 
                                std::vector<Constant*> &Result) {
  const Type *Ty = PTy;
  Result.clear();
  for (unsigned i = 0, e = Indices->size(); i != e ; ++i) {
    Constant *Index = cast<Constant>((*Indices)[i].V);

    if (ConstantInt *CI = dyn_cast<ConstantInt>(Index)) {
      // LLVM 1.2 and earlier used ubyte struct indices.  Convert any ubyte 
      // struct indices to i32 struct indices with ZExt for compatibility.
      if (CI->getBitWidth() < 32)
        Index = ConstantExpr::getCast(Instruction::ZExt, CI, Type::Int32Ty);
    }
    
    if (isa<SequentialType>(Ty)) {
      // Make sure that unsigned SequentialType indices are zext'd to 
      // 64-bits if they were smaller than that because LLVM 2.0 will sext 
      // all indices for SequentialType elements. We must retain the same 
      // semantic (zext) for unsigned types.
      if (const IntegerType *Ity = dyn_cast<IntegerType>(Index->getType())) {
        if (Ity->getBitWidth() < 64 && (*Indices)[i].S.isUnsigned()) {
          Index = ConstantExpr::getCast(Instruction::ZExt, Index,Type::Int64Ty);
        }
      }
    }
    Result.push_back(Index);
    Ty = GetElementPtrInst::getIndexedType(PTy, (Value**)&Result[0], 
                                           Result.size(),true);
    if (!Ty)
      error("Index list invalid for constant getelementptr");
  }
  return Ty;
}

const Type* upgradeGEPInstIndices(const Type* PTy, 
                                  std::vector<ValueInfo> *Indices, 
                                  std::vector<Value*>    &Result) {
  const Type *Ty = PTy;
  Result.clear();
  for (unsigned i = 0, e = Indices->size(); i != e ; ++i) {
    Value *Index = (*Indices)[i].V;

    if (ConstantInt *CI = dyn_cast<ConstantInt>(Index)) {
      // LLVM 1.2 and earlier used ubyte struct indices.  Convert any ubyte 
      // struct indices to i32 struct indices with ZExt for compatibility.
      if (CI->getBitWidth() < 32)
        Index = ConstantExpr::getCast(Instruction::ZExt, CI, Type::Int32Ty);
    }
    

    if (isa<StructType>(Ty)) {        // Only change struct indices
      if (!isa<Constant>(Index)) {
        error("Invalid non-constant structure index");
        return 0;
      }
    } else {
      // Make sure that unsigned SequentialType indices are zext'd to 
      // 64-bits if they were smaller than that because LLVM 2.0 will sext 
      // all indices for SequentialType elements. We must retain the same 
      // semantic (zext) for unsigned types.
      if (const IntegerType *Ity = dyn_cast<IntegerType>(Index->getType())) {
        if (Ity->getBitWidth() < 64 && (*Indices)[i].S.isUnsigned()) {
          if (isa<Constant>(Index))
            Index = ConstantExpr::getCast(Instruction::ZExt, 
              cast<Constant>(Index), Type::Int64Ty);
          else
            Index = CastInst::create(Instruction::ZExt, Index, Type::Int64Ty,
              makeNameUnique("gep"), CurBB);
        }
      }
    }
    Result.push_back(Index);
    Ty = GetElementPtrInst::getIndexedType(PTy, &Result[0], Result.size(),true);
    if (!Ty)
      error("Index list invalid for constant getelementptr");
  }
  return Ty;
}

unsigned upgradeCallingConv(unsigned CC) {
  switch (CC) {
    case OldCallingConv::C           : return CallingConv::C;
    case OldCallingConv::CSRet       : return CallingConv::C;
    case OldCallingConv::Fast        : return CallingConv::Fast;
    case OldCallingConv::Cold        : return CallingConv::Cold;
    case OldCallingConv::X86_StdCall : return CallingConv::X86_StdCall;
    case OldCallingConv::X86_FastCall: return CallingConv::X86_FastCall;
    default:
      return CC;
  }
}

Module* UpgradeAssembly(const std::string &infile, std::istream& in, 
                              bool debug, bool addAttrs)
{
  Upgradelineno = 1; 
  CurFilename = infile;
  LexInput = &in;
  yydebug = debug;
  AddAttributes = addAttrs;
  ObsoleteVarArgs = false;
  NewVarArgs = false;

  CurModule.CurrentModule = new Module(CurFilename);

  // Check to make sure the parser succeeded
  if (yyparse()) {
    if (ParserResult)
      delete ParserResult;
    std::cerr << "llvm-upgrade: parse failed.\n";
    return 0;
  }

  // Check to make sure that parsing produced a result
  if (!ParserResult) {
    std::cerr << "llvm-upgrade: no parse result.\n";
    return 0;
  }

  // Reset ParserResult variable while saving its value for the result.
  Module *Result = ParserResult;
  ParserResult = 0;

  //Not all functions use vaarg, so make a second check for ObsoleteVarArgs
  {
    Function* F;
    if ((F = Result->getFunction("llvm.va_start"))
        && F->getFunctionType()->getNumParams() == 0)
      ObsoleteVarArgs = true;
    if((F = Result->getFunction("llvm.va_copy"))
       && F->getFunctionType()->getNumParams() == 1)
      ObsoleteVarArgs = true;
  }

  if (ObsoleteVarArgs && NewVarArgs) {
    error("This file is corrupt: it uses both new and old style varargs");
    return 0;
  }

  if(ObsoleteVarArgs) {
    if(Function* F = Result->getFunction("llvm.va_start")) {
      if (F->arg_size() != 0) {
        error("Obsolete va_start takes 0 argument");
        return 0;
      }
      
      //foo = va_start()
      // ->
      //bar = alloca typeof(foo)
      //va_start(bar)
      //foo = load bar

      const Type* RetTy = Type::getPrimitiveType(Type::VoidTyID);
      const Type* ArgTy = F->getFunctionType()->getReturnType();
      const Type* ArgTyPtr = PointerType::get(ArgTy);
      Function* NF = cast<Function>(Result->getOrInsertFunction(
        "llvm.va_start", RetTy, ArgTyPtr, (Type *)0));

      while (!F->use_empty()) {
        CallInst* CI = cast<CallInst>(F->use_back());
        AllocaInst* bar = new AllocaInst(ArgTy, 0, "vastart.fix.1", CI);
        new CallInst(NF, bar, "", CI);
        Value* foo = new LoadInst(bar, "vastart.fix.2", CI);
        CI->replaceAllUsesWith(foo);
        CI->getParent()->getInstList().erase(CI);
      }
      Result->getFunctionList().erase(F);
    }
    
    if(Function* F = Result->getFunction("llvm.va_end")) {
      if(F->arg_size() != 1) {
        error("Obsolete va_end takes 1 argument");
        return 0;
      }

      //vaend foo
      // ->
      //bar = alloca 1 of typeof(foo)
      //vaend bar
      const Type* RetTy = Type::getPrimitiveType(Type::VoidTyID);
      const Type* ArgTy = F->getFunctionType()->getParamType(0);
      const Type* ArgTyPtr = PointerType::get(ArgTy);
      Function* NF = cast<Function>(Result->getOrInsertFunction(
        "llvm.va_end", RetTy, ArgTyPtr, (Type *)0));

      while (!F->use_empty()) {
        CallInst* CI = cast<CallInst>(F->use_back());
        AllocaInst* bar = new AllocaInst(ArgTy, 0, "vaend.fix.1", CI);
        new StoreInst(CI->getOperand(1), bar, CI);
        new CallInst(NF, bar, "", CI);
        CI->getParent()->getInstList().erase(CI);
      }
      Result->getFunctionList().erase(F);
    }

    if(Function* F = Result->getFunction("llvm.va_copy")) {
      if(F->arg_size() != 1) {
        error("Obsolete va_copy takes 1 argument");
        return 0;
      }
      //foo = vacopy(bar)
      // ->
      //a = alloca 1 of typeof(foo)
      //b = alloca 1 of typeof(foo)
      //store bar -> b
      //vacopy(a, b)
      //foo = load a
      
      const Type* RetTy = Type::getPrimitiveType(Type::VoidTyID);
      const Type* ArgTy = F->getFunctionType()->getReturnType();
      const Type* ArgTyPtr = PointerType::get(ArgTy);
      Function* NF = cast<Function>(Result->getOrInsertFunction(
        "llvm.va_copy", RetTy, ArgTyPtr, ArgTyPtr, (Type *)0));

      while (!F->use_empty()) {
        CallInst* CI = cast<CallInst>(F->use_back());
        SmallVector<Value *, 2> Args;
        Args.push_back(new AllocaInst(ArgTy, 0, "vacopy.fix.1", CI));
        Args.push_back(new AllocaInst(ArgTy, 0, "vacopy.fix.2", CI));
        new StoreInst(CI->getOperand(1), Args[1], CI);
        new CallInst(NF, Args.begin(), Args.end(), "", CI);
        Value* foo = new LoadInst(Args[0], "vacopy.fix.3", CI);
        CI->replaceAllUsesWith(foo);
        CI->getParent()->getInstList().erase(CI);
      }
      Result->getFunctionList().erase(F);
    }
  }

  return Result;
}

} // end llvm namespace

using namespace llvm;



/* Enabling traces.  */
#ifndef YYDEBUG
# define YYDEBUG 0
#endif

/* Enabling verbose error messages.  */
#ifdef YYERROR_VERBOSE
# undef YYERROR_VERBOSE
# define YYERROR_VERBOSE 1
#else
# define YYERROR_VERBOSE 0
#endif

#if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED)
#line 1776 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
typedef union YYSTYPE {
  llvm::Module                           *ModuleVal;
  llvm::Function                         *FunctionVal;
  std::pair<llvm::PATypeInfo, char*>     *ArgVal;
  llvm::BasicBlock                       *BasicBlockVal;
  llvm::TermInstInfo                     TermInstVal;
  llvm::InstrInfo                        InstVal;
  llvm::ConstInfo                        ConstVal;
  llvm::ValueInfo                        ValueVal;
  llvm::PATypeInfo                       TypeVal;
  llvm::TypeInfo                         PrimType;
  llvm::PHIListInfo                      PHIList;
  std::list<llvm::PATypeInfo>            *TypeList;
  std::vector<llvm::ValueInfo>           *ValueList;
  std::vector<llvm::ConstInfo>           *ConstVector;


  std::vector<std::pair<llvm::PATypeInfo,char*> > *ArgList;
  // Represent the RHS of PHI node
  std::vector<std::pair<llvm::Constant*, llvm::BasicBlock*> > *JumpTable;

  llvm::GlobalValue::LinkageTypes         Linkage;
  int64_t                           SInt64Val;
  uint64_t                          UInt64Val;
  int                               SIntVal;
  unsigned                          UIntVal;
  double                            FPVal;
  bool                              BoolVal;

  char                             *StrVal;   // This memory is strdup'd!
  llvm::ValID                       ValIDVal; // strdup'd memory maybe!

  llvm::BinaryOps                   BinaryOpVal;
  llvm::TermOps                     TermOpVal;
  llvm::MemoryOps                   MemOpVal;
  llvm::OtherOps                    OtherOpVal;
  llvm::CastOps                     CastOpVal;
  llvm::ICmpInst::Predicate         IPred;
  llvm::FCmpInst::Predicate         FPred;
  llvm::Module::Endianness          Endianness;
} YYSTYPE;
/* Line 191 of yacc.c.  */
#line 2191 "UpgradeParser.tab.c"
# define yystype YYSTYPE /* obsolescent; will be withdrawn */
# define YYSTYPE_IS_DECLARED 1
# define YYSTYPE_IS_TRIVIAL 1
#endif



/* Copy the second part of user declarations.  */


/* Line 214 of yacc.c.  */
#line 2203 "UpgradeParser.tab.c"

#if ! defined (yyoverflow) || YYERROR_VERBOSE

/* The parser invokes alloca or malloc; define the necessary symbols.  */

# ifdef YYSTACK_USE_ALLOCA
#  if YYSTACK_USE_ALLOCA
#   define YYSTACK_ALLOC alloca
#  endif
# else
#  if defined (alloca) || defined (_ALLOCA_H)
#   define YYSTACK_ALLOC alloca
#  else
#   ifdef __GNUC__
#    define YYSTACK_ALLOC __builtin_alloca
#   endif
#  endif
# endif

# ifdef YYSTACK_ALLOC
   /* Pacify GCC's `empty if-body' warning. */
#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
# else
#  if defined (__STDC__) || defined (__cplusplus)
#   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
#   define YYSIZE_T size_t
#  endif
#  define YYSTACK_ALLOC malloc
#  define YYSTACK_FREE free
# endif
#endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */


#if (! defined (yyoverflow) \
     && (! defined (__cplusplus) \
	 || (defined (YYSTYPE_IS_TRIVIAL) && YYSTYPE_IS_TRIVIAL)))

/* A type that is properly aligned for any stack member.  */
union yyalloc
{
  short yyss;
  YYSTYPE yyvs;
  };

/* The size of the maximum gap between one aligned stack and the next.  */
# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)

/* The size of an array large to enough to hold all stacks, each with
   N elements.  */
# define YYSTACK_BYTES(N) \
     ((N) * (sizeof (short) + sizeof (YYSTYPE))				\
      + YYSTACK_GAP_MAXIMUM)

/* Copy COUNT objects from FROM to TO.  The source and destination do
   not overlap.  */
# ifndef YYCOPY
#  if defined (__GNUC__) && 1 < __GNUC__
#   define YYCOPY(To, From, Count) \
      __builtin_memcpy (To, From, (Count) * sizeof (*(From)))
#  else
#   define YYCOPY(To, From, Count)		\
      do					\
	{					\
	  register YYSIZE_T yyi;		\
	  for (yyi = 0; yyi < (Count); yyi++)	\
	    (To)[yyi] = (From)[yyi];		\
	}					\
      while (0)
#  endif
# endif

/* Relocate STACK from its old location to the new one.  The
   local variables YYSIZE and YYSTACKSIZE give the old and new number of
   elements in the stack, and YYPTR gives the new location of the
   stack.  Advance YYPTR to a properly aligned location for the next
   stack.  */
# define YYSTACK_RELOCATE(Stack)					\
    do									\
      {									\
	YYSIZE_T yynewbytes;						\
	YYCOPY (&yyptr->Stack, Stack, yysize);				\
	Stack = &yyptr->Stack;						\
	yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
	yyptr += yynewbytes / sizeof (*yyptr);				\
      }									\
    while (0)

#endif

#if defined (__STDC__) || defined (__cplusplus)
   typedef signed char yysigned_char;
#else
   typedef short yysigned_char;
#endif

/* YYFINAL -- State number of the termination state. */
#define YYFINAL  4
/* YYLAST -- Last index in YYTABLE.  */
#define YYLAST   1630

/* YYNTOKENS -- Number of terminals. */
#define YYNTOKENS  166
/* YYNNTS -- Number of nonterminals. */
#define YYNNTS  81
/* YYNRULES -- Number of rules. */
#define YYNRULES  310
/* YYNRULES -- Number of states. */
#define YYNSTATES  606

/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
#define YYUNDEFTOK  2
#define YYMAXUTOK   406

#define YYTRANSLATE(YYX) 						\
  ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)

/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX.  */
static const unsigned char yytranslate[] =
{
       0,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     155,   156,   164,     2,   153,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     160,   152,   161,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,   157,   154,   159,     2,     2,     2,     2,     2,   165,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     158,     2,     2,   162,     2,   163,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     1,     2,     3,     4,
       5,     6,     7,     8,     9,    10,    11,    12,    13,    14,
      15,    16,    17,    18,    19,    20,    21,    22,    23,    24,
      25,    26,    27,    28,    29,    30,    31,    32,    33,    34,
      35,    36,    37,    38,    39,    40,    41,    42,    43,    44,
      45,    46,    47,    48,    49,    50,    51,    52,    53,    54,
      55,    56,    57,    58,    59,    60,    61,    62,    63,    64,
      65,    66,    67,    68,    69,    70,    71,    72,    73,    74,
      75,    76,    77,    78,    79,    80,    81,    82,    83,    84,
      85,    86,    87,    88,    89,    90,    91,    92,    93,    94,
      95,    96,    97,    98,    99,   100,   101,   102,   103,   104,
     105,   106,   107,   108,   109,   110,   111,   112,   113,   114,
     115,   116,   117,   118,   119,   120,   121,   122,   123,   124,
     125,   126,   127,   128,   129,   130,   131,   132,   133,   134,
     135,   136,   137,   138,   139,   140,   141,   142,   143,   144,
     145,   146,   147,   148,   149,   150,   151
};

#if YYDEBUG
/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
   YYRHS.  */
static const unsigned short yyprhs[] =
{
       0,     0,     3,     5,     7,     9,    11,    13,    15,    17,
      19,    21,    23,    25,    27,    29,    31,    33,    35,    37,
      39,    41,    43,    45,    47,    49,    51,    53,    55,    57,
      59,    61,    63,    65,    67,    69,    71,    73,    75,    77,
      79,    81,    83,    85,    87,    89,    91,    93,    95,    97,
      99,   101,   103,   105,   107,   109,   111,   113,   115,   117,
     119,   121,   123,   125,   127,   129,   131,   133,   135,   137,
     139,   141,   143,   145,   147,   149,   151,   153,   155,   157,
     159,   161,   164,   165,   167,   169,   171,   173,   175,   177,
     179,   180,   181,   183,   185,   187,   189,   191,   193,   196,
     197,   200,   201,   205,   208,   209,   211,   212,   216,   218,
     221,   223,   225,   227,   229,   231,   233,   235,   237,   239,
     241,   243,   245,   247,   249,   251,   253,   255,   257,   259,
     261,   264,   269,   275,   281,   285,   288,   294,   299,   302,
     304,   308,   310,   314,   316,   317,   322,   326,   330,   335,
     340,   344,   351,   357,   360,   363,   366,   369,   372,   375,
     378,   381,   384,   387,   394,   400,   409,   416,   423,   430,
     438,   446,   453,   460,   469,   478,   482,   484,   486,   488,
     490,   493,   496,   501,   504,   506,   511,   514,   519,   520,
     528,   529,   537,   538,   546,   547,   555,   559,   564,   565,
     567,   569,   571,   575,   579,   583,   587,   591,   595,   597,
     598,   600,   602,   604,   605,   608,   612,   614,   616,   620,
     622,   623,   632,   634,   636,   637,   642,   644,   646,   649,
     650,   652,   654,   655,   656,   662,   663,   665,   667,   669,
     671,   673,   675,   677,   679,   681,   685,   687,   693,   695,
     697,   699,   701,   704,   707,   710,   714,   717,   718,   720,
     722,   724,   727,   730,   734,   744,   754,   763,   777,   779,
     781,   788,   794,   797,   804,   812,   814,   818,   820,   821,
     824,   826,   832,   838,   844,   851,   858,   861,   866,   871,
     878,   883,   888,   893,   898,   905,   912,   915,   923,   925,
     928,   929,   931,   932,   936,   943,   947,   954,   957,   962,
     969
};

/* YYRHS -- A `-1'-separated list of the rules' RHS. */
static const short yyrhs[] =
{
     200,     0,    -1,     5,    -1,     6,    -1,     3,    -1,     4,
      -1,    79,    -1,    80,    -1,    81,    -1,    82,    -1,    83,
      -1,    84,    -1,    85,    -1,    86,    -1,    87,    -1,    88,
      -1,    89,    -1,    90,    -1,    91,    -1,    92,    -1,    97,
      -1,    98,    -1,    99,    -1,   100,    -1,   101,    -1,   102,
      -1,   119,    -1,   120,    -1,   121,    -1,   122,    -1,   123,
      -1,   124,    -1,   125,    -1,   126,    -1,   127,    -1,   128,
      -1,   129,    -1,   130,    -1,   131,    -1,   132,    -1,   133,
      -1,   134,    -1,   135,    -1,   136,    -1,   137,    -1,   138,
      -1,   125,    -1,   126,    -1,   127,    -1,   128,    -1,    27,
      -1,    28,    -1,    93,    -1,    94,    -1,    95,    -1,    96,
      -1,   140,    -1,   141,    -1,   142,    -1,   143,    -1,   144,
      -1,   145,    -1,   146,    -1,   147,    -1,   148,    -1,   149,
      -1,   150,    -1,   151,    -1,   139,    -1,    16,    -1,    14,
      -1,    12,    -1,    10,    -1,    17,    -1,    15,    -1,    13,
      -1,    11,    -1,   176,    -1,   177,    -1,    18,    -1,    19,
      -1,   212,   152,    -1,    -1,    41,    -1,    42,    -1,    43,
      -1,    44,    -1,    45,    -1,    46,    -1,    47,    -1,    -1,
      -1,    65,    -1,    66,    -1,    67,    -1,    68,    -1,    69,
      -1,    70,    -1,    64,     4,    -1,    -1,    57,     4,    -1,
      -1,   153,    57,     4,    -1,    34,    24,    -1,    -1,   185,
      -1,    -1,   153,   188,   187,    -1,   185,    -1,    57,     4,
      -1,   191,    -1,     8,    -1,   193,    -1,     8,    -1,   193,
      -1,     9,    -1,    10,    -1,    11,    -1,    12,    -1,    13,
      -1,    14,    -1,    15,    -1,    16,    -1,    17,    -1,    18,
      -1,    19,    -1,    21,    -1,   192,    -1,    48,    -1,   229,
      -1,   154,     4,    -1,   190,   155,   195,   156,    -1,   157,
       4,   158,   193,   159,    -1,   160,     4,   158,   193,   161,
      -1,   162,   194,   163,    -1,   162,   163,    -1,   160,   162,
     194,   163,   161,    -1,   160,   162,   163,   161,    -1,   193,
     164,    -1,   193,    -1,   194,   153,   193,    -1,   194,    -1,
     194,   153,    37,    -1,    37,    -1,    -1,   191,   157,   198,
     159,    -1,   191,   157,   159,    -1,   191,   165,    24,    -1,
     191,   160,   198,   161,    -1,   191,   162,   198,   163,    -1,
     191,   162,   163,    -1,   191,   160,   162,   198,   163,   161,
      -1,   191,   160,   162,   163,   161,    -1,   191,    38,    -1,
     191,    39,    -1,   191,   229,    -1,   191,   197,    -1,   191,
      26,    -1,   176,   168,    -1,   177,     4,    -1,     9,    27,
      -1,     9,    28,    -1,   179,     7,    -1,   175,   155,   196,
      36,   191,   156,    -1,   110,   155,   196,   244,   156,    -1,
     112,   155,   196,   153,   196,   153,   196,   156,    -1,   169,
     155,   196,   153,   196,   156,    -1,   170,   155,   196,   153,
     196,   156,    -1,   171,   155,   196,   153,   196,   156,    -1,
     103,   172,   155,   196,   153,   196,   156,    -1,   104,   173,
     155,   196,   153,   196,   156,    -1,   174,   155,   196,   153,
     196,   156,    -1,   114,   155,   196,   153,   196,   156,    -1,
     115,   155,   196,   153,   196,   153,   196,   156,    -1,   116,
     155,   196,   153,   196,   153,   196,   156,    -1,   198,   153,
     196,    -1,   196,    -1,    32,    -1,    33,    -1,   201,    -1,
     201,   222,    -1,   201,   224,    -1,   201,    62,    61,   207,
      -1,   201,    25,    -1,   202,    -1,   202,   180,    20,   189,
      -1,   202,   224,    -1,   202,    62,    61,   207,    -1,    -1,
     202,   180,   181,   199,   196,   203,   187,    -1,    -1,   202,
     180,    50,   199,   191,   204,   187,    -1,    -1,   202,   180,
      45,   199,   191,   205,   187,    -1,    -1,   202,   180,    47,
     199,   191,   206,   187,    -1,   202,    51,   209,    -1,   202,
      58,   152,   210,    -1,    -1,    24,    -1,    56,    -1,    55,
      -1,    53,   152,   208,    -1,    54,   152,     4,    -1,    52,
     152,    24,    -1,    71,   152,    24,    -1,   157,   211,   159,
      -1,   211,   153,    24,    -1,    24,    -1,    -1,    22,    -1,
      24,    -1,   212,    -1,    -1,   191,   213,    -1,   215,   153,
     214,    -1,   214,    -1,   215,    -1,   215,   153,    37,    -1,
      37,    -1,    -1,   182,   189,   212,   155,   216,   156,   186,
     183,    -1,    29,    -1,   162,    -1,    -1,   181,   220,   217,
     218,    -1,    30,    -1,   163,    -1,   232,   221,    -1,    -1,
      45,    -1,    47,    -1,    -1,    -1,    31,   225,   223,   226,
     217,    -1,    -1,    63,    -1,     3,    -1,     4,    -1,     7,
      -1,    27,    -1,    28,    -1,    38,    -1,    39,    -1,    26,
      -1,   160,   198,   161,    -1,   197,    -1,    61,   227,    24,
     153,    24,    -1,   167,    -1,   212,    -1,   229,    -1,   228,
      -1,   191,   230,    -1,   232,   233,    -1,   219,   233,    -1,
     234,   180,   236,    -1,   234,   238,    -1,    -1,    23,    -1,
      77,    -1,    78,    -1,    72,   231,    -1,    72,     8,    -1,
      73,    21,   230,    -1,    73,     9,   230,   153,    21,   230,
     153,    21,   230,    -1,    74,   178,   230,   153,    21,   230,
     157,   237,   159,    -1,    74,   178,   230,   153,    21,   230,
     157,   159,    -1,    75,   182,   189,   230,   155,   241,   156,
      36,    21,   230,   235,    21,   230,    -1,   235,    -1,    76,
      -1,   237,   178,   228,   153,    21,   230,    -1,   178,   228,
     153,    21,   230,    -1,   180,   243,    -1,   191,   157,   230,
     153,   230,   159,    -1,   239,   153,   157,   230,   153,   230,
     159,    -1,   231,    -1,   240,   153,   231,    -1,   240,    -1,
      -1,    60,    59,    -1,    59,    -1,   169,   191,   230,   153,
     230,    -1,   170,   191,   230,   153,   230,    -1,   171,   191,
     230,   153,   230,    -1,   103,   172,   191,   230,   153,   230,
      -1,   104,   173,   191,   230,   153,   230,    -1,    49,   231,
      -1,   174,   231,   153,   231,    -1,   175,   231,    36,   191,
      -1,   112,   231,   153,   231,   153,   231,    -1,   113,   231,
     153,   191,    -1,   117,   231,   153,   191,    -1,   118,   231,
     153,   191,    -1,   114,   231,   153,   231,    -1,   115,   231,
     153,   231,   153,   231,    -1,   116,   231,   153,   231,   153,
     231,    -1,   111,   239,    -1,   242,   182,   189,   230,   155,
     241,   156,    -1,   246,    -1,   153,   240,    -1,    -1,    35,
      -1,    -1,   105,   191,   184,    -1,   105,   191,   153,    15,
     230,   184,    -1,   106,   191,   184,    -1,   106,   191,   153,
      15,   230,   184,    -1,   107,   231,    -1,   245,   108,   191,
     230,    -1,   245,   109,   231,   153,   191,   230,    -1,   110,
     191,   230,   244,    -1
};

/* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
static const unsigned short yyrline[] =
{
       0,  1916,  1916,  1917,  1925,  1926,  1936,  1936,  1936,  1936,
    1936,  1936,  1936,  1936,  1936,  1936,  1936,  1940,  1940,  1940,
    1944,  1944,  1944,  1944,  1944,  1944,  1948,  1948,  1949,  1949,
    1950,  1950,  1951,  1951,  1952,  1952,  1956,  1956,  1957,  1957,
    1958,  1958,  1959,  1959,  1960,  1960,  1961,  1961,  1962,  1962,
    1963,  1964,  1967,  1967,  1967,  1967,  1971,  1971,  1971,  1971,
    1971,  1971,  1971,  1972,  1972,  1972,  1972,  1972,  1972,  1978,
    1978,  1978,  1978,  1982,  1982,  1982,  1982,  1986,  1986,  1990,
    1990,  1995,  1998,  2003,  2004,  2005,  2006,  2007,  2008,  2009,
    2010,  2014,  2015,  2016,  2017,  2018,  2019,  2020,  2021,  2031,
    2032,  2040,  2041,  2049,  2058,  2059,  2066,  2067,  2071,  2075,
    2091,  2092,  2099,  2100,  2107,  2115,  2115,  2115,  2115,  2115,
    2115,  2115,  2116,  2116,  2116,  2116,  2116,  2121,  2125,  2129,
    2134,  2143,  2170,  2176,  2189,  2200,  2204,  2217,  2221,  2235,
    2239,  2246,  2247,  2253,  2260,  2272,  2302,  2315,  2338,  2366,
    2388,  2399,  2421,  2432,  2441,  2446,  2505,  2512,  2520,  2527,
    2534,  2538,  2542,  2551,  2566,  2578,  2587,  2615,  2628,  2637,
    2643,  2649,  2660,  2666,  2672,  2683,  2684,  2693,  2694,  2706,
    2715,  2716,  2717,  2718,  2719,  2735,  2755,  2757,  2759,  2759,
    2766,  2766,  2774,  2774,  2782,  2782,  2791,  2793,  2795,  2800,
    2814,  2815,  2819,  2822,  2830,  2834,  2841,  2845,  2849,  2853,
    2861,  2861,  2865,  2866,  2870,  2878,  2883,  2891,  2892,  2899,
    2906,  2910,  3100,  3100,  3104,  3104,  3114,  3114,  3118,  3123,
    3124,  3125,  3129,  3130,  3129,  3142,  3143,  3148,  3149,  3150,
    3151,  3155,  3159,  3160,  3161,  3162,  3183,  3187,  3201,  3202,
    3207,  3207,  3215,  3225,  3228,  3237,  3248,  3253,  3262,  3273,
    3273,  3276,  3280,  3284,  3289,  3299,  3317,  3326,  3399,  3403,
    3410,  3422,  3437,  3467,  3477,  3487,  3491,  3498,  3499,  3503,
    3506,  3512,  3531,  3549,  3565,  3579,  3593,  3604,  3622,  3631,
    3640,  3647,  3668,  3692,  3698,  3704,  3710,  3726,  3819,  3827,
    3828,  3832,  3833,  3837,  3843,  3850,  3856,  3863,  3870,  3883,
    3909
};
#endif

#if YYDEBUG || YYERROR_VERBOSE
/* YYTNME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
   First, the terminals, then, starting at YYNTOKENS, nonterminals. */
static const char *const yytname[] =
{
  "$end", "error", "$undefined", "ESINT64VAL", "EUINT64VAL", "SINTVAL",
  "UINTVAL", "FPVAL", "VOID", "BOOL", "SBYTE", "UBYTE", "SHORT", "USHORT",
  "INT", "UINT", "LONG", "ULONG", "FLOAT", "DOUBLE", "TYPE", "LABEL",
  "VAR_ID", "LABELSTR", "STRINGCONSTANT", "IMPLEMENTATION",
  "ZEROINITIALIZER", "TRUETOK", "FALSETOK", "BEGINTOK", "ENDTOK",
  "DECLARE", "GLOBAL", "CONSTANT", "SECTION", "VOLATILE", "TO",
  "DOTDOTDOT", "NULL_TOK", "UNDEF", "CONST", "INTERNAL", "LINKONCE",
  "WEAK", "APPENDING", "DLLIMPORT", "DLLEXPORT", "EXTERN_WEAK", "OPAQUE",
  "NOT", "EXTERNAL", "TARGET", "TRIPLE", "ENDIAN", "POINTERSIZE", "LITTLE",
  "BIG", "ALIGN", "DEPLIBS", "CALL", "TAIL", "ASM_TOK", "MODULE",
  "SIDEEFFECT", "CC_TOK", "CCC_TOK", "CSRETCC_TOK", "FASTCC_TOK",
  "COLDCC_TOK", "X86_STDCALLCC_TOK", "X86_FASTCALLCC_TOK", "DATALAYOUT",
  "RET", "BR", "SWITCH", "INVOKE", "UNREACHABLE", "UNWIND", "EXCEPT",
  "ADD", "SUB", "MUL", "DIV", "UDIV", "SDIV", "FDIV", "REM", "UREM",
  "SREM", "FREM", "AND", "OR", "XOR", "SHL", "SHR", "ASHR", "LSHR",
  "SETLE", "SETGE", "SETLT", "SETGT", "SETEQ", "SETNE", "ICMP", "FCMP",
  "MALLOC", "ALLOCA", "FREE", "LOAD", "STORE", "GETELEMENTPTR", "PHI_TOK",
  "SELECT", "VAARG", "EXTRACTELEMENT", "INSERTELEMENT", "SHUFFLEVECTOR",
  "VAARG_old", "VANEXT_old", "EQ", "NE", "SLT", "SGT", "SLE", "SGE", "ULT",
  "UGT", "ULE", "UGE", "OEQ", "ONE", "OLT", "OGT", "OLE", "OGE", "ORD",
  "UNO", "UEQ", "UNE", "CAST", "TRUNC", "ZEXT", "SEXT", "FPTRUNC", "FPEXT",
  "FPTOUI", "FPTOSI", "UITOFP", "SITOFP", "PTRTOINT", "INTTOPTR",
  "BITCAST", "'='", "','", "'\\\\'", "'('", "')'", "'['", "'x'", "']'",
  "'<'", "'>'", "'{'", "'}'", "'*'", "'c'", "$accept", "INTVAL",
  "EINT64VAL", "ArithmeticOps", "LogicalOps", "SetCondOps", "IPredicates",
  "FPredicates", "ShiftOps", "CastOps", "SIntType", "UIntType", "IntType",
  "FPType", "OptAssign", "OptLinkage", "OptCallingConv", "OptAlign",
  "OptCAlign", "SectionString", "OptSection", "GlobalVarAttributes",
  "GlobalVarAttribute", "TypesV", "UpRTypesV", "Types", "PrimType",
  "UpRTypes", "TypeListI", "ArgTypeListI", "ConstVal", "ConstExpr",
  "ConstVector", "GlobalType", "Module", "FunctionList", "ConstPool", "@1",
  "@2", "@3", "@4", "AsmBlock", "BigOrLittle", "TargetDefinition",
  "LibrariesDefinition", "LibList", "Name", "OptName", "ArgVal",
  "ArgListH", "ArgList", "FunctionHeaderH", "BEGIN", "FunctionHeader",
  "@5", "END", "Function", "FnDeclareLinkage", "FunctionProto", "@6", "@7",
  "OptSideEffect", "ConstValueRef", "SymbolicValueRef", "ValueRef",
  "ResolvedVal", "BasicBlockList", "BasicBlock", "InstructionList",
  "Unwind", "BBTerminatorInst", "JumpTable", "Inst", "PHIList",
  "ValueRefList", "ValueRefListE", "OptTailCall", "InstVal", "IndexList",
  "OptVolatile", "MemoryInst", 0
};
#endif

# ifdef YYPRINT
/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
   token YYLEX-NUM.  */
static const unsigned short yytoknum[] =
{
       0,   256,   257,   258,   259,   260,   261,   262,   263,   264,
     265,   266,   267,   268,   269,   270,   271,   272,   273,   274,
     275,   276,   277,   278,   279,   280,   281,   282,   283,   284,
     285,   286,   287,   288,   289,   290,   291,   292,   293,   294,
     295,   296,   297,   298,   299,   300,   301,   302,   303,   304,
     305,   306,   307,   308,   309,   310,   311,   312,   313,   314,
     315,   316,   317,   318,   319,   320,   321,   322,   323,   324,
     325,   326,   327,   328,   329,   330,   331,   332,   333,   334,
     335,   336,   337,   338,   339,   340,   341,   342,   343,   344,
     345,   346,   347,   348,   349,   350,   351,   352,   353,   354,
     355,   356,   357,   358,   359,   360,   361,   362,   363,   364,
     365,   366,   367,   368,   369,   370,   371,   372,   373,   374,
     375,   376,   377,   378,   379,   380,   381,   382,   383,   384,
     385,   386,   387,   388,   389,   390,   391,   392,   393,   394,
     395,   396,   397,   398,   399,   400,   401,   402,   403,   404,
     405,   406,    61,    44,    92,    40,    41,    91,   120,    93,
      60,    62,   123,   125,    42,    99
};
# endif

/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
static const unsigned char yyr1[] =
{
       0,   166,   167,   167,   168,   168,   169,   169,   169,   169,
     169,   169,   169,   169,   169,   169,   169,   170,   170,   170,
     171,   171,   171,   171,   171,   171,   172,   172,   172,   172,
     172,   172,   172,   172,   172,   172,   173,   173,   173,   173,
     173,   173,   173,   173,   173,   173,   173,   173,   173,   173,
     173,   173,   174,   174,   174,   174,   175,   175,   175,   175,
     175,   175,   175,   175,   175,   175,   175,   175,   175,   176,
     176,   176,   176,   177,   177,   177,   177,   178,   178,   179,
     179,   180,   180,   181,   181,   181,   181,   181,   181,   181,
     181,   182,   182,   182,   182,   182,   182,   182,   182,   183,
     183,   184,   184,   185,   186,   186,   187,   187,   188,   188,
     189,   189,   190,   190,   191,   192,   192,   192,   192,   192,
     192,   192,   192,   192,   192,   192,   192,   193,   193,   193,
     193,   193,   193,   193,   193,   193,   193,   193,   193,   194,
     194,   195,   195,   195,   195,   196,   196,   196,   196,   196,
     196,   196,   196,   196,   196,   196,   196,   196,   196,   196,
     196,   196,   196,   197,   197,   197,   197,   197,   197,   197,
     197,   197,   197,   197,   197,   198,   198,   199,   199,   200,
     201,   201,   201,   201,   201,   202,   202,   202,   203,   202,
     204,   202,   205,   202,   206,   202,   202,   202,   202,   207,
     208,   208,   209,   209,   209,   209,   210,   211,   211,   211,
     212,   212,   213,   213,   214,   215,   215,   216,   216,   216,
     216,   217,   218,   218,   220,   219,   221,   221,   222,   223,
     223,   223,   225,   226,   224,   227,   227,   228,   228,   228,
     228,   228,   228,   228,   228,   228,   228,   228,   229,   229,
     230,   230,   231,   232,   232,   233,   234,   234,   234,   235,
     235,   236,   236,   236,   236,   236,   236,   236,   236,   236,
     237,   237,   238,   239,   239,   240,   240,   241,   241,   242,
     242,   243,   243,   243,   243,   243,   243,   243,   243,   243,
     243,   243,   243,   243,   243,   243,   243,   243,   243,   244,
     244,   245,   245,   246,   246,   246,   246,   246,   246,   246,
     246
};

/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
static const unsigned char yyr2[] =
{
       0,     2,     1,     1,     1,     1,     1,     1,     1,     1,
       1,     1,     1,     1,     1,     1,     1,     1,     1,     1,
       1,     1,     1,     1,     1,     1,     1,     1,     1,     1,
       1,     1,     1,     1,     1,     1,     1,     1,     1,     1,
       1,     1,     1,     1,     1,     1,     1,     1,     1,     1,
       1,     1,     1,     1,     1,     1,     1,     1,     1,     1,
       1,     1,     1,     1,     1,     1,     1,     1,     1,     1,
       1,     1,     1,     1,     1,     1,     1,     1,     1,     1,
       1,     2,     0,     1,     1,     1,     1,     1,     1,     1,
       0,     0,     1,     1,     1,     1,     1,     1,     2,     0,
       2,     0,     3,     2,     0,     1,     0,     3,     1,     2,
       1,     1,     1,     1,     1,     1,     1,     1,     1,     1,
       1,     1,     1,     1,     1,     1,     1,     1,     1,     1,
       2,     4,     5,     5,     3,     2,     5,     4,     2,     1,
       3,     1,     3,     1,     0,     4,     3,     3,     4,     4,
       3,     6,     5,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     6,     5,     8,     6,     6,     6,     7,
       7,     6,     6,     8,     8,     3,     1,     1,     1,     1,
       2,     2,     4,     2,     1,     4,     2,     4,     0,     7,
       0,     7,     0,     7,     0,     7,     3,     4,     0,     1,
       1,     1,     3,     3,     3,     3,     3,     3,     1,     0,
       1,     1,     1,     0,     2,     3,     1,     1,     3,     1,
       0,     8,     1,     1,     0,     4,     1,     1,     2,     0,
       1,     1,     0,     0,     5,     0,     1,     1,     1,     1,
       1,     1,     1,     1,     1,     3,     1,     5,     1,     1,
       1,     1,     2,     2,     2,     3,     2,     0,     1,     1,
       1,     2,     2,     3,     9,     9,     8,    13,     1,     1,
       6,     5,     2,     6,     7,     1,     3,     1,     0,     2,
       1,     5,     5,     5,     6,     6,     2,     4,     4,     6,
       4,     4,     4,     4,     6,     6,     2,     7,     1,     2,
       0,     1,     0,     3,     6,     3,     6,     2,     4,     6,
       4
};

/* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
   STATE-NUM when YYTABLE doesn't specify something else to do.  Zero
   means the default is an error.  */
static const unsigned short yydefact[] =
{
     198,     0,    90,   184,     1,   183,   232,    83,    84,    85,
      86,    87,    88,    89,     0,   224,   257,   180,   181,   257,
     210,   211,     0,     0,     0,    90,     0,   186,   229,     0,
      91,   258,   254,    82,   226,   227,   228,   253,     0,     0,
       0,     0,   196,     0,     0,     0,     0,     0,     0,     0,
      81,   230,   231,   233,   199,   182,     0,    92,    93,    94,
      95,    96,    97,     0,     0,   302,   256,     0,     0,     0,
       0,   209,   197,   187,     2,     3,   111,   115,   116,   117,
     118,   119,   120,   121,   122,   123,   124,   125,   126,   128,
       0,     0,     0,     0,   248,   185,     0,   110,   127,   114,
     249,   129,   177,   178,     0,     0,     0,     0,    91,    98,
       0,   222,   223,   225,   301,     0,   280,     0,     0,     0,
       0,    91,   269,   259,   260,     6,     7,     8,     9,    10,
      11,    12,    13,    14,    15,    16,    17,    18,    19,    52,
      53,    54,    55,    20,    21,    22,    23,    24,    25,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,    68,    56,    57,    58,    59,    60,    61,
      62,    63,    64,    65,    66,    67,     0,     0,     0,     0,
       0,   268,   255,    91,   272,     0,   298,   204,   201,   200,
     202,   203,   205,   208,     0,   130,     0,     0,     0,   113,
     135,   139,     0,   144,   138,   192,   194,   190,   115,   116,
     117,   118,   119,   120,   121,   122,   123,   124,   125,     0,
       0,     0,     0,   188,   234,     0,     0,   286,   279,   262,
     261,     0,     0,    72,    76,    71,    75,    70,    74,    69,
      73,    77,    78,     0,     0,    26,    27,    28,    29,    30,
      31,    32,    33,    34,    35,     0,    50,    51,    46,    47,
      48,    49,    36,    37,    38,    39,    40,    41,    42,    43,
      44,    45,     0,   101,   101,   307,     0,     0,   296,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,     0,   206,     0,     0,     0,     0,
       0,   134,   143,   141,     0,   106,   106,   106,   160,   161,
       4,     5,   158,   159,   162,   157,   153,   154,     0,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,   156,   155,   106,   220,   237,   238,
     239,   244,   240,   241,   242,   243,   235,     0,   246,   251,
     250,   252,     0,   263,     0,     0,     0,     0,     0,   303,
       0,   305,   300,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
     207,   112,   112,   137,     0,   140,     0,   131,     0,   193,
     195,   191,     0,     0,     0,     0,     0,     0,     0,   146,
     176,     0,     0,     0,   150,     0,   147,     0,     0,     0,
       0,     0,   189,   219,   213,   216,   217,     0,   236,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
     310,     0,     0,     0,   290,   293,     0,     0,   291,   292,
       0,     0,     0,   287,   288,     0,   308,     0,   132,   133,
     136,   142,     0,     0,   108,   106,     0,     0,   300,     0,
       0,     0,     0,     0,   145,   135,   114,     0,   148,   149,
       0,     0,     0,     0,     0,   212,   214,     0,   104,     0,
     245,     0,     0,   278,     0,     0,   101,   102,   101,   275,
     299,     0,     0,     0,     0,     0,   281,   282,   283,   278,
       0,   103,   109,   107,     0,     0,     0,     0,     0,     0,
       0,   175,   152,     0,     0,     0,     0,     0,     0,   218,
     215,   105,    99,     0,     0,     0,   277,     0,   284,   285,
       0,   304,   306,     0,     0,     0,   289,   294,   295,     0,
     309,     0,     0,   164,     0,     0,     0,     0,   151,     0,
       0,     0,     0,     0,     0,   221,   247,     0,     0,     0,
     276,   273,     0,   297,     0,     0,     0,   172,     0,     0,
     166,   167,   168,   171,   163,   100,     0,   266,     0,     0,
       0,   274,   169,   170,     0,     0,     0,   264,     0,   265,
       0,     0,   165,   173,   174,     0,     0,     0,     0,     0,
       0,   271,     0,     0,   270,   267
};

/* YYDEFGOTO[NTERM-NUM]. */
static const short yydefgoto[] =
{
      -1,    94,   312,   329,   330,   331,   255,   272,   332,   333,
     219,   220,   243,   221,    25,    15,    63,   555,   359,   454,
     522,   389,   455,    95,    96,   222,    98,    99,   202,   304,
     400,   348,   401,   104,     1,     2,     3,   336,   307,   305,
     306,    55,   190,    42,    72,   194,   100,   476,   415,   416,
     417,    64,   113,    16,    30,    36,    17,    53,    18,    28,
     108,   419,   349,   101,   351,   489,    19,    32,    33,   181,
     182,   579,    66,   278,   526,   527,   183,   184,   430,   185,
     186
};

/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
   STATE-NUM.  */
#define YYPACT_NINF -542
static const short yypact[] =
{
    -542,    13,   162,   567,  -542,  -542,  -542,  -542,  -542,  -542,
    -542,  -542,  -542,  -542,    83,  -542,    19,  -542,  -542,   -14,
    -542,  -542,    50,   -87,    87,   233,    27,  -542,   123,   141,
     175,  -542,  -542,    98,  -542,  -542,  -542,  -542,    33,    40,
      66,    68,  -542,    14,   141,  1265,   156,   156,   156,   156,
    -542,  -542,  -542,  -542,  -542,  -542,   221,  -542,  -542,  -542,
    -542,  -542,  -542,  1265,   -19,  1479,  -542,   204,   135,   226,
     227,   235,  -542,  -542,  -542,  -542,    81,  -542,  -542,  -542,
    -542,  -542,  -542,  -542,  -542,  -542,  -542,  -542,  -542,  -542,
     256,   257,     4,    15,  -542,  -542,   108,  -542,  -542,    12,
    -542,  -542,  -542,  -542,  1306,  1306,  1306,  1326,   175,  -542,
      98,  -542,  -542,  -542,  -542,  1306,  -542,   205,  1367,   116,
     479,   175,  -542,  -542,  -542,  -542,  -542,  -542,  -542,  -542,
    -542,  -542,  -542,  -542,  -542,  -542,  -542,  -542,  -542,  -542,
    -542,  -542,  -542,  -542,  -542,  -542,  -542,  -542,  -542,   355,
     429,  1306,  1306,  1306,  1306,  1306,  1306,  1306,  1306,  1306,
    1306,  1306,  1306,  -542,  -542,  -542,  -542,  -542,  -542,  -542,
    -542,  -542,  -542,  -542,  -542,  -542,  1306,  1306,  1306,  1306,
    1306,  -542,  -542,   175,  -542,    86,  -542,  -542,  -542,  -542,
    -542,  -542,  -542,  -542,   -13,  -542,   110,   111,    75,  -542,
    -542,    12,   -81,  1046,  -542,  -542,  -542,  -542,   174,   208,
     266,   210,   267,   212,   268,   230,   277,   275,   278,   246,
     280,   279,   566,  -542,  -542,   136,   766,  -542,  -542,    81,
    -542,   766,   766,  -542,  -542,  -542,  -542,  -542,  -542,  -542,
    -542,  -542,  -542,   766,  1265,  -542,  -542,  -542,  -542,  -542,
    -542,  -542,  -542,  -542,  -542,  1306,  -542,  -542,  -542,  -542,
    -542,  -542,  -542,  -542,  -542,  -542,  -542,  -542,  -542,  -542,
    -542,  -542,  1306,   137,   145,  -542,   766,   132,   146,   147,
     148,   149,   151,   152,   158,   160,   766,   766,   766,   161,
     281,  1265,  1306,  1306,   291,  -542,  1306,  1306,   155,   -27,
    1306,  -542,  -542,   165,   163,   176,   176,   176,  -542,  -542,
    -542,  -542,  -542,  -542,  -542,  -542,  -542,  -542,   355,   429,
     172,   177,   178,   179,   182,  1087,  1387,   529,   311,   184,
     185,   186,   188,   189,  -542,  -542,   176,  1107,  -542,  -542,
    -542,  -542,  -542,  -542,  -542,  -542,   282,  1326,  -542,  -542,
    -542,  -542,   193,  -542,   194,   766,   766,   766,     7,  -542,
      20,  -542,   195,   766,   192,  1306,  1306,  1306,  1306,  1306,
    1306,  1306,   200,   201,   206,  1306,  1306,   766,   766,   207,
    -542,   -59,  -149,  -542,   196,    12,  1148,  -542,    44,  -542,
    -542,  -542,   203,   211,  1326,  1326,  1326,  1326,  1326,  -542,
    -542,    -8,   741,   -82,  -542,    10,  -542,  1326,  1326,  1326,
    1326,  1326,  -542,  -542,    98,  -542,   214,   209,  -542,   337,
     -34,   342,   348,   215,   218,   219,   766,   371,   766,  1306,
    -542,   223,   766,   224,  -542,  -542,   225,   234,  -542,  -542,
     766,   766,   766,  -542,  -542,   228,  -542,  1306,  -542,  -542,
    -542,  -542,   362,   375,  -542,   176,  1326,  1326,   195,   236,
     237,   240,   243,  1326,  -542,   238,   -25,    11,  -542,  -542,
     244,   245,   247,   250,   352,  -542,  -542,  1205,   370,   252,
    -542,   766,   766,  1306,   766,   766,   258,  -542,   258,  -542,
     259,   766,   264,  1306,  1306,  1306,  -542,  -542,  -542,  1306,
     766,  -542,  -542,  -542,   270,   271,   263,  1326,  1326,  1326,
    1326,  -542,  -542,   260,  1326,  1326,  1326,  1326,  1306,  -542,
    -542,  -542,   368,   402,   274,   276,   259,   287,  -542,  -542,
     374,  -542,  -542,  1306,   285,   766,  -542,  -542,  -542,   290,
    -542,  1326,  1326,  -542,   283,   295,   284,   294,  -542,   296,
     297,   299,   302,   303,   430,  -542,  -542,   414,    41,   425,
    -542,  -542,   305,  -542,   306,   310,  1326,  -542,  1326,  1326,
    -542,  -542,  -542,  -542,  -542,  -542,   766,  -542,   893,   144,
     448,  -542,  -542,  -542,   314,   315,   316,  -542,   331,  -542,
     893,   766,  -542,  -542,  -542,   464,   334,   180,   766,   481,
     482,  -542,   766,   766,  -542,  -542
};

/* YYPGOTO[NTERM-NUM].  */
static const short yypgoto[] =
{
    -542,  -542,  -542,   435,   439,   441,   191,   197,   442,   445,
    -119,  -116,  -541,  -542,   478,   489,  -107,  -542,  -267,    37,
    -542,  -238,  -542,   -60,  -542,   -45,  -542,   -74,   -51,  -542,
    -101,   300,  -252,   134,  -542,  -542,  -542,  -542,  -542,  -542,
    -542,   473,  -542,  -542,  -542,  -542,     8,  -542,    46,  -542,
    -542,   410,  -542,  -542,  -542,  -542,  -542,  -542,   518,  -542,
    -542,  -542,  -528,   142,   -90,  -113,  -542,   505,  -542,   -72,
    -542,  -542,  -542,  -542,    97,    28,  -542,  -542,    70,  -542,
    -542
};

/* YYTABLE[YYPACT[STATE-NUM]].  What to do in state STATE-NUM.  If
   positive, shift that token.  If negative, reduce the rule which
   number is the opposite.  If zero, do what YYDEFACT says.
   If YYTABLE_NINF, syntax error.  */
#define YYTABLE_NINF -180
static const short yytable[] =
{
      97,   241,   227,   110,   242,   230,   223,   361,   197,    31,
     111,    26,   449,     4,   244,   204,    34,   578,    97,   201,
      74,    75,   426,   199,    77,    78,    79,    80,    81,    82,
      83,    84,    85,    86,    87,   428,    88,    20,   590,    21,
     275,    26,    31,   279,   280,   281,   282,   283,   284,   285,
     588,   233,   234,   235,   236,   237,   238,   239,   240,   205,
     206,   207,   596,    89,   427,    43,   289,   290,   390,   391,
     226,   463,   300,   226,   403,   405,   291,   427,   452,   468,
      74,    75,   301,   199,    77,    78,    79,    80,    81,    82,
      83,    84,    85,    86,    87,   420,    88,    20,   412,    21,
     448,   453,    38,    39,    40,   204,   273,   274,   226,   276,
     277,   226,   226,   226,   226,   226,   226,   226,   225,   463,
      20,    41,    21,    89,   201,   231,   300,   480,  -139,   201,
    -112,   286,   287,   288,   226,   226,   384,   232,  -139,   204,
     294,   352,   353,   112,    29,   463,   295,   299,    44,    35,
     467,   464,   303,   354,   233,   234,   235,   236,   237,   238,
     239,   240,  -179,   463,   463,    54,   198,  -112,    51,    90,
      52,    71,    91,   469,   513,    92,   204,    93,   200,    50,
     379,   105,   106,   107,   355,    67,   362,     5,   102,   103,
     188,   189,    68,     6,   292,   293,   372,   373,   374,    97,
     577,   308,   309,     7,     8,     9,    10,    11,    12,    13,
     356,   -72,   -72,   -71,   -71,   -70,   -70,   503,    69,   531,
      70,   532,   381,   382,    14,   109,   385,   357,   187,    90,
     191,   377,    91,   -69,   -69,    92,  -113,    93,   298,    56,
      57,    58,    59,    60,    61,    62,    97,   378,   226,   310,
     311,   192,   433,    45,   435,   436,   437,   123,   124,   193,
     195,   196,   443,   203,   228,   423,   424,   425,   296,   297,
     -76,   -75,   -74,   431,     7,     8,     9,    10,    46,    12,
      47,   -73,   -79,    48,   313,   -80,   314,   445,   446,   363,
     358,   337,   414,   458,   459,   460,   461,   462,   360,   364,
     365,   366,   367,   589,   368,   369,   470,   471,   472,   473,
     474,   370,   385,   371,   375,   380,   383,   376,   386,   387,
     226,   434,   226,   226,   226,   438,   439,   394,   466,   388,
     226,   444,   395,   396,   397,   406,   486,   398,   488,   407,
     408,   409,   492,   410,   411,   418,   421,   422,   429,   432,
     496,   497,   498,   440,   441,   504,   505,   450,   456,   442,
     447,   479,   511,   481,   335,   478,   457,   477,   350,   482,
     483,   484,   485,   350,   350,   487,   491,   493,   494,   502,
     536,   537,   538,   499,   226,   350,   501,   495,   518,   507,
     508,   524,   525,   509,   528,   529,   510,   514,   515,   512,
     516,   534,   500,   517,   452,   523,   544,   545,   546,   547,
     540,   530,   533,   549,   550,   551,   552,   535,   350,   543,
     560,   548,   475,   541,   542,   554,   556,   557,   350,   350,
     350,   427,   414,   558,   575,   576,   566,   568,   226,   241,
     564,   565,   242,   559,   561,   562,   563,   569,   226,   226,
     226,   567,   570,   571,   226,   572,   256,   257,   573,   574,
     241,   580,   582,   242,   581,   584,   583,   585,   586,   591,
     592,   593,   594,   553,   245,   246,   247,   248,   249,   250,
     251,   252,   253,   254,   595,   598,   587,   599,   226,   233,
     234,   235,   236,   237,   238,   239,   240,   350,   350,   350,
     176,   597,   602,   603,   177,   350,   178,   179,   601,   392,
     180,    65,   604,   605,    49,   521,   393,    73,   224,   350,
     350,    27,   334,   520,    37,   600,   490,   539,   506,     0,
       0,     0,     0,     0,    74,    75,     0,   199,   208,   209,
     210,   211,   212,   213,   214,   215,   216,   217,   218,     0,
      88,    20,     0,    21,   258,   259,   260,   261,   262,   263,
     264,   265,   266,   267,   268,   269,   270,   271,   350,     0,
     350,    74,    75,     0,   350,     0,     0,    89,     0,     0,
       0,     0,   350,   350,   350,     0,     0,   -82,    20,    20,
      21,    21,   315,     0,     0,     0,     0,     0,     6,   -82,
     -82,     0,     0,     0,   316,   317,     0,     0,   -82,   -82,
     -82,   -82,   -82,   -82,   -82,     0,     0,   -82,    22,     0,
       0,     0,     0,   350,   350,    23,   350,   350,     0,    24,
       0,     0,     0,   350,     0,     0,     0,     0,     0,     0,
       0,     0,   350,     0,     0,   125,   126,   127,   128,   129,
     130,   131,   132,   133,   134,   135,   136,   137,   138,   139,
     140,   141,   142,   143,   144,   145,   146,   147,   148,   318,
     319,     0,     0,     0,     0,     0,   320,   350,   321,     0,
     322,   323,   324,    90,     0,     0,    91,     0,     0,    92,
       0,    93,   404,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,     0,   163,   164,   165,   166,   167,
     168,   169,   170,   171,   172,   173,   174,   175,   350,     0,
       0,     0,     0,   325,     0,     0,   326,     0,   327,     0,
       0,   328,     0,   350,     0,     0,     0,     0,     0,     0,
     350,     0,     0,     0,   350,   350,    74,    75,     0,   199,
     208,   209,   210,   211,   212,   213,   214,   215,   216,   217,
     218,     0,    88,    20,     0,    21,     0,     0,     0,   338,
     339,    74,    75,   340,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,     0,     0,     0,     0,    20,    89,
      21,     0,   341,   342,   343,     0,     0,     0,     0,     0,
       0,     0,     0,     0,   344,   345,     0,     0,     0,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,     0,     0,     0,   346,     0,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,     0,   125,   126,   127,   128,   129,
     130,   131,   132,   133,   134,   135,   136,   137,   138,   139,
     140,   141,   142,   143,   144,   145,   146,   147,   148,   318,
     319,     0,     0,     0,     0,     0,   320,     0,   321,     0,
     322,   323,   324,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,     0,    90,   338,   339,    91,     0,
     340,    92,     0,    93,   465,   163,   164,   165,   166,   167,
     168,   169,   170,   171,   172,   173,   174,   175,     0,   341,
     342,   343,     0,     0,     0,     0,   347,     0,     0,     0,
       0,   344,   345,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,   346,     0,     0,     0,     0,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,   125,   126,   127,   128,   129,   130,   131,   132,
     133,   134,   135,   136,   137,   138,   139,   140,   141,   142,
     143,   144,   145,   146,   147,   148,   318,   319,     0,     0,
       0,     0,     0,   320,     0,   321,     0,   322,   323,   324,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,   163,   164,   165,   166,   167,   168,   169,   170,
     171,   172,   173,   174,   175,     0,     0,     0,     0,     0,
       0,    74,    75,   347,   199,    77,    78,    79,    80,    81,
      82,    83,    84,    85,    86,    87,     0,    88,    20,     0,
      21,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,   302,     0,     0,     0,     0,     0,     0,
       0,     0,    74,    75,    89,   199,   208,   209,   210,   211,
     212,   213,   214,   215,   216,   217,   218,     0,    88,    20,
       0,    21,    74,    75,     0,   199,    77,    78,    79,    80,
      81,    82,    83,    84,    85,    86,    87,     0,    88,    20,
       0,    21,     0,     0,     0,    89,     0,     0,     0,     0,
       0,     0,     0,     0,   413,     0,     0,     0,     0,     0,
       0,     0,     0,    74,    75,    89,   199,    77,    78,    79,
      80,    81,    82,    83,    84,    85,    86,    87,     0,    88,
      20,     0,    21,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,     0,   451,     0,     0,     0,     0,
       0,     0,     0,     0,     0,     0,    89,     0,     0,     0,
      90,     0,     0,    91,     0,     0,    92,     0,    93,     0,
      74,    75,     0,   199,    77,    78,    79,    80,    81,    82,
      83,    84,    85,    86,    87,     0,    88,    20,     0,    21,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,    90,   519,     0,    91,     0,   399,    92,     0,    93,
       0,     0,     0,    89,     0,     0,     0,     0,     0,     0,
       0,    90,     0,     0,    91,     0,     0,    92,     0,    93,
      74,    75,     0,    76,    77,    78,    79,    80,    81,    82,
      83,    84,    85,    86,    87,     0,    88,    20,     0,    21,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,    90,     0,     0,    91,     0,     0,    92,     0,
      93,    74,    75,    89,   199,    77,    78,    79,    80,    81,
      82,    83,    84,    85,    86,    87,     0,    88,    20,     0,
      21,    74,    75,     0,   199,   208,   209,   210,   211,   212,
     213,   214,   215,   216,   217,   218,     0,    88,    20,     0,
      21,     0,     0,     0,    89,     0,     0,     0,     0,    90,
       0,     0,    91,     0,     0,    92,     0,    93,     0,     0,
       0,     0,    74,    75,    89,   229,    77,    78,    79,    80,
      81,    82,    83,    84,    85,    86,    87,     0,    88,    20,
       0,    21,    74,    75,     0,   199,   208,   209,   210,   211,
     212,   213,   214,   215,   216,   217,   218,     0,    88,    20,
       0,    21,     0,     0,     0,    89,     0,     0,     0,    90,
       0,     0,    91,     0,     0,    92,     0,    93,     0,     0,
       0,     0,     0,     0,     0,    89,     0,     0,     0,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
      90,     0,     0,    91,     0,     0,    92,     0,    93,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
      90,     0,     0,    91,     0,     0,    92,     0,    93,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,   114,     0,     0,     0,     0,     0,
       0,    90,     0,     0,    91,     0,     0,    92,   115,    93,
       0,     0,     0,     0,     0,     0,     0,     0,   116,   117,
       0,    90,     0,     0,    91,     0,     0,    92,     0,   402,
       0,   118,   119,   120,   121,   122,   123,   124,   125,   126,
     127,   128,   129,   130,   131,   132,   133,   134,   135,   136,
     137,   138,   139,   140,   141,   142,   143,   144,   145,   146,
     147,   148,   149,   150,   151,   152,   153,     0,     0,   154,
     155,   156,   157,   158,   159,   160,   161,   162,     0,     0,
       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
       0,     0,     0,     0,     0,     0,     0,     0,   163,   164,
     165,   166,   167,   168,   169,   170,   171,   172,   173,   174,
     175
};

static const short yycheck[] =
{
      45,   120,   115,    63,   120,   118,   107,   274,     4,    23,
      29,     3,   161,     0,   121,   164,    30,   558,    63,    93,
       5,     6,    15,     8,     9,    10,    11,    12,    13,    14,
      15,    16,    17,    18,    19,    15,    21,    22,   579,    24,
     153,    33,    23,   156,   157,   158,   159,   160,   161,   162,
     578,    10,    11,    12,    13,    14,    15,    16,    17,   104,
     105,   106,   590,    48,    57,   152,   179,   180,   306,   307,
     115,   153,   153,   118,   326,   327,   183,    57,    34,   161,
       5,     6,   163,     8,     9,    10,    11,    12,    13,    14,
      15,    16,    17,    18,    19,   347,    21,    22,   336,    24,
     159,    57,    52,    53,    54,   164,   151,   152,   153,   154,
     155,   156,   157,   158,   159,   160,   161,   162,   110,   153,
      22,    71,    24,    48,   198,     9,   153,   161,   153,   203,
     155,   176,   177,   178,   179,   180,   163,    21,   163,   164,
     153,   231,   232,   162,    61,   153,   159,   198,    61,   163,
     402,   159,   203,   243,    10,    11,    12,    13,    14,    15,
      16,    17,     0,   153,   153,    24,   162,   155,    45,   154,
      47,   157,   157,   163,   163,   160,   164,   162,   163,   152,
     293,    47,    48,    49,   244,   152,   276,    25,    32,    33,
      55,    56,   152,    31,   108,   109,   286,   287,   288,   244,
     159,    27,    28,    41,    42,    43,    44,    45,    46,    47,
     255,     3,     4,     3,     4,     3,     4,   455,   152,   486,
     152,   488,   296,   297,    62,     4,   300,   272,    24,   154,
       4,   291,   157,     3,     4,   160,   155,   162,   163,    64,
      65,    66,    67,    68,    69,    70,   291,   292,   293,     3,
       4,    24,   365,    20,   367,   368,   369,    77,    78,    24,
       4,     4,   375,   155,    59,   355,   356,   357,   158,   158,
       4,     4,     4,   363,    41,    42,    43,    44,    45,    46,
      47,     4,     7,    50,     4,     7,     7,   377,   378,   157,
     153,   155,   337,   394,   395,   396,   397,   398,   153,   153,
     153,   153,   153,   159,   153,   153,   407,   408,   409,   410,
     411,   153,   386,   153,   153,    24,   161,    36,   153,   156,
     365,   366,   367,   368,   369,   370,   371,   155,   402,   153,
     375,   376,   155,   155,   155,    24,   426,   155,   428,   155,
     155,   155,   432,   155,   155,    63,   153,   153,   153,   157,
     440,   441,   442,   153,   153,   456,   457,   161,   155,   153,
     153,    24,   463,    21,   222,   156,   155,   153,   226,    21,
     155,   153,   153,   231,   232,     4,   153,   153,   153,     4,
     493,   494,   495,   155,   429,   243,    24,   153,    36,   153,
     153,   481,   482,   153,   484,   485,   153,   153,   153,   161,
     153,   491,   447,   153,    34,   153,   507,   508,   509,   510,
     500,   153,   153,   514,   515,   516,   517,   153,   276,   156,
     533,   161,   414,   153,   153,    57,    24,   153,   286,   287,
     288,    57,   477,   157,     4,    21,   153,   153,   483,   558,
     541,   542,   558,   156,   159,   535,   156,   153,   493,   494,
     495,   156,   156,   156,   499,   156,    27,    28,   156,   156,
     579,    36,   156,   579,   159,   566,   156,   568,   569,    21,
     156,   156,   156,   518,   119,   120,   121,   122,   123,   124,
     125,   126,   127,   128,   153,    21,   576,   153,   533,    10,
      11,    12,    13,    14,    15,    16,    17,   355,   356,   357,
      65,   591,    21,    21,    65,   363,    65,    65,   598,   318,
      65,    33,   602,   603,    25,   478,   319,    44,   108,   377,
     378,     3,   222,   477,    19,   597,   429,   499,   458,    -1,
      -1,    -1,    -1,    -1,     5,     6,    -1,     8,     9,    10,
      11,    12,    13,    14,    15,    16,    17,    18,    19,    -1,
      21,    22,    -1,    24,   125,   126,   127,   128,   129,   130,
     131,   132,   133,   134,   135,   136,   137,   138,   426,    -1,
     428,     5,     6,    -1,   432,    -1,    -1,    48,    -1,    -1,
      -1,    -1,   440,   441,   442,    -1,    -1,    20,    22,    22,
      24,    24,    26,    -1,    -1,    -1,    -1,    -1,    31,    32,
      33,    -1,    -1,    -1,    38,    39,    -1,    -1,    41,    42,
      43,    44,    45,    46,    47,    -1,    -1,    50,    51,    -1,
      -1,    -1,    -1,   481,   482,    58,   484,   485,    -1,    62,
      -1,    -1,    -1,   491,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,   500,    -1,    -1,    79,    80,    81,    82,    83,
      84,    85,    86,    87,    88,    89,    90,    91,    92,    93,
      94,    95,    96,    97,    98,    99,   100,   101,   102,   103,
     104,    -1,    -1,    -1,    -1,    -1,   110,   535,   112,    -1,
     114,   115,   116,   154,    -1,    -1,   157,    -1,    -1,   160,
      -1,   162,   163,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,   139,   140,   141,   142,   143,
     144,   145,   146,   147,   148,   149,   150,   151,   576,    -1,
      -1,    -1,    -1,   157,    -1,    -1,   160,    -1,   162,    -1,
      -1,   165,    -1,   591,    -1,    -1,    -1,    -1,    -1,    -1,
     598,    -1,    -1,    -1,   602,   603,     5,     6,    -1,     8,
       9,    10,    11,    12,    13,    14,    15,    16,    17,    18,
      19,    -1,    21,    22,    -1,    24,    -1,    -1,    -1,     3,
       4,     5,     6,     7,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    22,    48,
      24,    -1,    26,    27,    28,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    38,    39,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    61,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    79,    80,    81,    82,    83,
      84,    85,    86,    87,    88,    89,    90,    91,    92,    93,
      94,    95,    96,    97,    98,    99,   100,   101,   102,   103,
     104,    -1,    -1,    -1,    -1,    -1,   110,    -1,   112,    -1,
     114,   115,   116,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,   154,     3,     4,   157,    -1,
       7,   160,    -1,   162,   163,   139,   140,   141,   142,   143,
     144,   145,   146,   147,   148,   149,   150,   151,    -1,    26,
      27,    28,    -1,    -1,    -1,    -1,   160,    -1,    -1,    -1,
      -1,    38,    39,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    61,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    79,    80,    81,    82,    83,    84,    85,    86,
      87,    88,    89,    90,    91,    92,    93,    94,    95,    96,
      97,    98,    99,   100,   101,   102,   103,   104,    -1,    -1,
      -1,    -1,    -1,   110,    -1,   112,    -1,   114,   115,   116,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,   139,   140,   141,   142,   143,   144,   145,   146,
     147,   148,   149,   150,   151,    -1,    -1,    -1,    -1,    -1,
      -1,     5,     6,   160,     8,     9,    10,    11,    12,    13,
      14,    15,    16,    17,    18,    19,    -1,    21,    22,    -1,
      24,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    37,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,     5,     6,    48,     8,     9,    10,    11,    12,
      13,    14,    15,    16,    17,    18,    19,    -1,    21,    22,
      -1,    24,     5,     6,    -1,     8,     9,    10,    11,    12,
      13,    14,    15,    16,    17,    18,    19,    -1,    21,    22,
      -1,    24,    -1,    -1,    -1,    48,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    37,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,     5,     6,    48,     8,     9,    10,    11,
      12,    13,    14,    15,    16,    17,    18,    19,    -1,    21,
      22,    -1,    24,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    37,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    48,    -1,    -1,    -1,
     154,    -1,    -1,   157,    -1,    -1,   160,    -1,   162,    -1,
       5,     6,    -1,     8,     9,    10,    11,    12,    13,    14,
      15,    16,    17,    18,    19,    -1,    21,    22,    -1,    24,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,   154,    37,    -1,   157,    -1,   159,   160,    -1,   162,
      -1,    -1,    -1,    48,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,   154,    -1,    -1,   157,    -1,    -1,   160,    -1,   162,
       5,     6,    -1,     8,     9,    10,    11,    12,    13,    14,
      15,    16,    17,    18,    19,    -1,    21,    22,    -1,    24,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,   154,    -1,    -1,   157,    -1,    -1,   160,    -1,
     162,     5,     6,    48,     8,     9,    10,    11,    12,    13,
      14,    15,    16,    17,    18,    19,    -1,    21,    22,    -1,
      24,     5,     6,    -1,     8,     9,    10,    11,    12,    13,
      14,    15,    16,    17,    18,    19,    -1,    21,    22,    -1,
      24,    -1,    -1,    -1,    48,    -1,    -1,    -1,    -1,   154,
      -1,    -1,   157,    -1,    -1,   160,    -1,   162,    -1,    -1,
      -1,    -1,     5,     6,    48,     8,     9,    10,    11,    12,
      13,    14,    15,    16,    17,    18,    19,    -1,    21,    22,
      -1,    24,     5,     6,    -1,     8,     9,    10,    11,    12,
      13,    14,    15,    16,    17,    18,    19,    -1,    21,    22,
      -1,    24,    -1,    -1,    -1,    48,    -1,    -1,    -1,   154,
      -1,    -1,   157,    -1,    -1,   160,    -1,   162,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    48,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
     154,    -1,    -1,   157,    -1,    -1,   160,    -1,   162,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
     154,    -1,    -1,   157,    -1,    -1,   160,    -1,   162,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    35,    -1,    -1,    -1,    -1,    -1,
      -1,   154,    -1,    -1,   157,    -1,    -1,   160,    49,   162,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    59,    60,
      -1,   154,    -1,    -1,   157,    -1,    -1,   160,    -1,   162,
      -1,    72,    73,    74,    75,    76,    77,    78,    79,    80,
      81,    82,    83,    84,    85,    86,    87,    88,    89,    90,
      91,    92,    93,    94,    95,    96,    97,    98,    99,   100,
     101,   102,   103,   104,   105,   106,   107,    -1,    -1,   110,
     111,   112,   113,   114,   115,   116,   117,   118,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,   139,   140,
     141,   142,   143,   144,   145,   146,   147,   148,   149,   150,
     151
};

/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
   symbol of state STATE-NUM.  */
static const unsigned char yystos[] =
{
       0,   200,   201,   202,     0,    25,    31,    41,    42,    43,
      44,    45,    46,    47,    62,   181,   219,   222,   224,   232,
      22,    24,    51,    58,    62,   180,   212,   224,   225,    61,
     220,    23,   233,   234,    30,   163,   221,   233,    52,    53,
      54,    71,   209,   152,    61,    20,    45,    47,    50,   181,
     152,    45,    47,   223,    24,   207,    64,    65,    66,    67,
      68,    69,    70,   182,   217,   180,   238,   152,   152,   152,
     152,   157,   210,   207,     5,     6,     8,     9,    10,    11,
      12,    13,    14,    15,    16,    17,    18,    19,    21,    48,
     154,   157,   160,   162,   167,   189,   190,   191,   192,   193,
     212,   229,    32,    33,   199,   199,   199,   199,   226,     4,
     189,    29,   162,   218,    35,    49,    59,    60,    72,    73,
      74,    75,    76,    77,    78,    79,    80,    81,    82,    83,
      84,    85,    86,    87,    88,    89,    90,    91,    92,    93,
      94,    95,    96,    97,    98,    99,   100,   101,   102,   103,
     104,   105,   106,   107,   110,   111,   112,   113,   114,   115,
     116,   117,   118,   139,   140,   141,   142,   143,   144,   145,
     146,   147,   148,   149,   150,   151,   169,   170,   171,   174,
     175,   235,   236,   242,   243,   245,   246,    24,    55,    56,
     208,     4,    24,    24,   211,     4,     4,     4,   162,     8,
     163,   193,   194,   155,   164,   191,   191,   191,     9,    10,
      11,    12,    13,    14,    15,    16,    17,    18,    19,   176,
     177,   179,   191,   196,   217,   212,   191,   231,    59,     8,
     231,     9,    21,    10,    11,    12,    13,    14,    15,    16,
      17,   176,   177,   178,   182,   119,   120,   121,   122,   123,
     124,   125,   126,   127,   128,   172,    27,    28,   125,   126,
     127,   128,   129,   130,   131,   132,   133,   134,   135,   136,
     137,   138,   173,   191,   191,   231,   191,   191,   239,   231,
     231,   231,   231,   231,   231,   231,   191,   191,   191,   231,
     231,   182,   108,   109,   153,   159,   158,   158,   163,   194,
     153,   163,    37,   194,   195,   205,   206,   204,    27,    28,
       3,     4,   168,     4,     7,    26,    38,    39,   103,   104,
     110,   112,   114,   115,   116,   157,   160,   162,   165,   169,
     170,   171,   174,   175,   197,   229,   203,   155,     3,     4,
       7,    26,    27,    28,    38,    39,    61,   160,   197,   228,
     229,   230,   230,   230,   230,   189,   191,   191,   153,   184,
     153,   184,   230,   157,   153,   153,   153,   153,   153,   153,
     153,   153,   230,   230,   230,   153,    36,   189,   191,   231,
      24,   193,   193,   161,   163,   193,   153,   156,   153,   187,
     187,   187,   172,   173,   155,   155,   155,   155,   155,   159,
     196,   198,   162,   198,   163,   198,    24,   155,   155,   155,
     155,   155,   187,    37,   191,   214,   215,   216,    63,   227,
     198,   153,   153,   230,   230,   230,    15,    57,    15,   153,
     244,   230,   157,   231,   191,   231,   231,   231,   191,   191,
     153,   153,   153,   231,   191,   230,   230,   153,   159,   161,
     161,    37,    34,    57,   185,   188,   155,   155,   196,   196,
     196,   196,   196,   153,   159,   163,   193,   198,   161,   163,
     196,   196,   196,   196,   196,   212,   213,   153,   156,    24,
     161,    21,    21,   155,   153,   153,   230,     4,   230,   231,
     240,   153,   230,   153,   153,   153,   230,   230,   230,   155,
     191,    24,     4,   187,   196,   196,   244,   153,   153,   153,
     153,   196,   161,   163,   153,   153,   153,   153,    36,    37,
     214,   185,   186,   153,   230,   230,   240,   241,   230,   230,
     153,   184,   184,   153,   230,   153,   231,   231,   231,   241,
     230,   153,   153,   156,   196,   196,   196,   196,   161,   196,
     196,   196,   196,   191,    57,   183,    24,   153,   157,   156,
     231,   159,   230,   156,   196,   196,   153,   156,   153,   153,
     156,   156,   156,   156,   156,     4,    21,   159,   178,   237,
      36,   159,   156,   156,   196,   196,   196,   230,   228,   159,
     178,    21,   156,   156,   156,   153,   228,   230,    21,   153,
     235,   230,    21,    21,   230,   230
};

#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)
# define YYSIZE_T __SIZE_TYPE__
#endif
#if ! defined (YYSIZE_T) && defined (size_t)
# define YYSIZE_T size_t
#endif
#if ! defined (YYSIZE_T)
# if defined (__STDC__) || defined (__cplusplus)
#  include <stddef.h> /* INFRINGES ON USER NAME SPACE */
#  define YYSIZE_T size_t
# endif
#endif
#if ! defined (YYSIZE_T)
# define YYSIZE_T unsigned int
#endif

#define yyerrok		(yyerrstatus = 0)
#define yyclearin	(yychar = YYEMPTY)
#define YYEMPTY		(-2)
#define YYEOF		0

#define YYACCEPT	goto yyacceptlab
#define YYABORT		goto yyabortlab
#define YYERROR		goto yyerrorlab


/* Like YYERROR except do call yyerror.  This remains here temporarily
   to ease the transition to the new meaning of YYERROR, for GCC.
   Once GCC version 2 has supplanted version 1, this can go.  */

#define YYFAIL		goto yyerrlab

#define YYRECOVERING()  (!!yyerrstatus)

#define YYBACKUP(Token, Value)					\
do								\
  if (yychar == YYEMPTY && yylen == 1)				\
    {								\
      yychar = (Token);						\
      yylval = (Value);						\
      yytoken = YYTRANSLATE (yychar);				\
      YYPOPSTACK;						\
      goto yybackup;						\
    }								\
  else								\
    { 								\
      yyerror ("syntax error: cannot back up");\
      YYERROR;							\
    }								\
while (0)

#define YYTERROR	1
#define YYERRCODE	256

/* YYLLOC_DEFAULT -- Compute the default location (before the actions
   are run).  */

#ifndef YYLLOC_DEFAULT
# define YYLLOC_DEFAULT(Current, Rhs, N)		\
   ((Current).first_line   = (Rhs)[1].first_line,	\
    (Current).first_column = (Rhs)[1].first_column,	\
    (Current).last_line    = (Rhs)[N].last_line,	\
    (Current).last_column  = (Rhs)[N].last_column)
#endif

/* YYLEX -- calling `yylex' with the right arguments.  */

#ifdef YYLEX_PARAM
# define YYLEX yylex (YYLEX_PARAM)
#else
# define YYLEX yylex ()
#endif

/* Enable debugging if requested.  */
#if YYDEBUG

# ifndef YYFPRINTF
#  include <stdio.h> /* INFRINGES ON USER NAME SPACE */
#  define YYFPRINTF fprintf
# endif

# define YYDPRINTF(Args)			\
do {						\
  if (yydebug)					\
    YYFPRINTF Args;				\
} while (0)

# define YYDSYMPRINT(Args)			\
do {						\
  if (yydebug)					\
    yysymprint Args;				\
} while (0)

# define YYDSYMPRINTF(Title, Token, Value, Location)		\
do {								\
  if (yydebug)							\
    {								\
      YYFPRINTF (stderr, "%s ", Title);				\
      yysymprint (stderr, 					\
                  Token, Value);	\
      YYFPRINTF (stderr, "\n");					\
    }								\
} while (0)

/*------------------------------------------------------------------.
| yy_stack_print -- Print the state stack from its BOTTOM up to its |
| TOP (included).                                                   |
`------------------------------------------------------------------*/

#if defined (__STDC__) || defined (__cplusplus)
static void
yy_stack_print (short *bottom, short *top)
#else
static void
yy_stack_print (bottom, top)
    short *bottom;
    short *top;
#endif
{
  YYFPRINTF (stderr, "Stack now");
  for (/* Nothing. */; bottom <= top; ++bottom)
    YYFPRINTF (stderr, " %d", *bottom);
  YYFPRINTF (stderr, "\n");
}

# define YY_STACK_PRINT(Bottom, Top)				\
do {								\
  if (yydebug)							\
    yy_stack_print ((Bottom), (Top));				\
} while (0)


/*------------------------------------------------.
| Report that the YYRULE is going to be reduced.  |
`------------------------------------------------*/

#if defined (__STDC__) || defined (__cplusplus)
static void
yy_reduce_print (int yyrule)
#else
static void
yy_reduce_print (yyrule)
    int yyrule;
#endif
{
  int yyi;
  unsigned int yylno = yyrline[yyrule];
  YYFPRINTF (stderr, "Reducing stack by rule %d (line %u), ",
             yyrule - 1, yylno);
  /* Print the symbols being reduced, and their result.  */
  for (yyi = yyprhs[yyrule]; 0 <= yyrhs[yyi]; yyi++)
    YYFPRINTF (stderr, "%s ", yytname [yyrhs[yyi]]);
  YYFPRINTF (stderr, "-> %s\n", yytname [yyr1[yyrule]]);
}

# define YY_REDUCE_PRINT(Rule)		\
do {					\
  if (yydebug)				\
    yy_reduce_print (Rule);		\
} while (0)

/* Nonzero means print parse trace.  It is left uninitialized so that
   multiple parsers can coexist.  */
int yydebug;
#else /* !YYDEBUG */
# define YYDPRINTF(Args)
# define YYDSYMPRINT(Args)
# define YYDSYMPRINTF(Title, Token, Value, Location)
# define YY_STACK_PRINT(Bottom, Top)
# define YY_REDUCE_PRINT(Rule)
#endif /* !YYDEBUG */


/* YYINITDEPTH -- initial size of the parser's stacks.  */
#ifndef	YYINITDEPTH
# define YYINITDEPTH 200
#endif

/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
   if the built-in stack extension method is used).

   Do not make this value too large; the results are undefined if
   SIZE_MAX < YYSTACK_BYTES (YYMAXDEPTH)
   evaluated with infinite-precision integer arithmetic.  */

#if defined (YYMAXDEPTH) && YYMAXDEPTH == 0
# undef YYMAXDEPTH
#endif

#ifndef YYMAXDEPTH
# define YYMAXDEPTH 10000
#endif



#if YYERROR_VERBOSE

# ifndef yystrlen
#  if defined (__GLIBC__) && defined (_STRING_H)
#   define yystrlen strlen
#  else
/* Return the length of YYSTR.  */
static YYSIZE_T
#   if defined (__STDC__) || defined (__cplusplus)
yystrlen (const char *yystr)
#   else
yystrlen (yystr)
     const char *yystr;
#   endif
{
  register const char *yys = yystr;

  while (*yys++ != '\0')
    continue;

  return yys - yystr - 1;
}
#  endif
# endif

# ifndef yystpcpy
#  if defined (__GLIBC__) && defined (_STRING_H) && defined (_GNU_SOURCE)
#   define yystpcpy stpcpy
#  else
/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
   YYDEST.  */
static char *
#   if defined (__STDC__) || defined (__cplusplus)
yystpcpy (char *yydest, const char *yysrc)
#   else
yystpcpy (yydest, yysrc)
     char *yydest;
     const char *yysrc;
#   endif
{
  register char *yyd = yydest;
  register const char *yys = yysrc;

  while ((*yyd++ = *yys++) != '\0')
    continue;

  return yyd - 1;
}
#  endif
# endif

#endif /* !YYERROR_VERBOSE */



#if YYDEBUG
/*--------------------------------.
| Print this symbol on YYOUTPUT.  |
`--------------------------------*/

#if defined (__STDC__) || defined (__cplusplus)
static void
yysymprint (FILE *yyoutput, int yytype, YYSTYPE *yyvaluep)
#else
static void
yysymprint (yyoutput, yytype, yyvaluep)
    FILE *yyoutput;
    int yytype;
    YYSTYPE *yyvaluep;
#endif
{
  /* Pacify ``unused variable'' warnings.  */
  (void) yyvaluep;

  if (yytype < YYNTOKENS)
    {
      YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
# ifdef YYPRINT
      YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
# endif
    }
  else
    YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);

  switch (yytype)
    {
      default:
        break;
    }
  YYFPRINTF (yyoutput, ")");
}

#endif /* ! YYDEBUG */
/*-----------------------------------------------.
| Release the memory associated to this symbol.  |
`-----------------------------------------------*/

#if defined (__STDC__) || defined (__cplusplus)
static void
yydestruct (int yytype, YYSTYPE *yyvaluep)
#else
static void
yydestruct (yytype, yyvaluep)
    int yytype;
    YYSTYPE *yyvaluep;
#endif
{
  /* Pacify ``unused variable'' warnings.  */
  (void) yyvaluep;

  switch (yytype)
    {

      default:
        break;
    }
}


/* Prevent warnings from -Wmissing-prototypes.  */

#ifdef YYPARSE_PARAM
# if defined (__STDC__) || defined (__cplusplus)
int yyparse (void *YYPARSE_PARAM);
# else
int yyparse ();
# endif
#else /* ! YYPARSE_PARAM */
#if defined (__STDC__) || defined (__cplusplus)
int yyparse (void);
#else
int yyparse ();
#endif
#endif /* ! YYPARSE_PARAM */



/* The lookahead symbol.  */
int yychar;

/* The semantic value of the lookahead symbol.  */
YYSTYPE yylval;

/* Number of syntax errors so far.  */
int yynerrs;



/*----------.
| yyparse.  |
`----------*/

#ifdef YYPARSE_PARAM
# if defined (__STDC__) || defined (__cplusplus)
int yyparse (void *YYPARSE_PARAM)
# else
int yyparse (YYPARSE_PARAM)
  void *YYPARSE_PARAM;
# endif
#else /* ! YYPARSE_PARAM */
#if defined (__STDC__) || defined (__cplusplus)
int
yyparse (void)
#else
int
yyparse ()

#endif
#endif
{
  
  register int yystate;
  register int yyn;
  int yyresult;
  /* Number of tokens to shift before error messages enabled.  */
  int yyerrstatus;
  /* Lookahead token as an internal (translated) token number.  */
  int yytoken = 0;

  /* Three stacks and their tools:
     `yyss': related to states,
     `yyvs': related to semantic values,
     `yyls': related to locations.

     Refer to the stacks thru separate pointers, to allow yyoverflow
     to reallocate them elsewhere.  */

  /* The state stack.  */
  short	yyssa[YYINITDEPTH];
  short *yyss = yyssa;
  register short *yyssp;

  /* The semantic value stack.  */
  YYSTYPE yyvsa[YYINITDEPTH];
  YYSTYPE *yyvs = yyvsa;
  register YYSTYPE *yyvsp;



#define YYPOPSTACK   (yyvsp--, yyssp--)

  YYSIZE_T yystacksize = YYINITDEPTH;

  /* The variables used to return semantic value and location from the
     action routines.  */
  YYSTYPE yyval;


  /* When reducing, the number of symbols on the RHS of the reduced
     rule.  */
  int yylen;

  YYDPRINTF ((stderr, "Starting parse\n"));

  yystate = 0;
  yyerrstatus = 0;
  yynerrs = 0;
  yychar = YYEMPTY;		/* Cause a token to be read.  */

  /* Initialize stack pointers.
     Waste one element of value and location stack
     so that they stay on the same level as the state stack.
     The wasted elements are never initialized.  */

  yyssp = yyss;
  yyvsp = yyvs;

  goto yysetstate;

/*------------------------------------------------------------.
| yynewstate -- Push a new state, which is found in yystate.  |
`------------------------------------------------------------*/
 yynewstate:
  /* In all cases, when you get here, the value and location stacks
     have just been pushed. so pushing a state here evens the stacks.
     */
  yyssp++;

 yysetstate:
  *yyssp = yystate;

  if (yyss + yystacksize - 1 <= yyssp)
    {
      /* Get the current used size of the three stacks, in elements.  */
      YYSIZE_T yysize = yyssp - yyss + 1;

#ifdef yyoverflow
      {
	/* Give user a chance to reallocate the stack. Use copies of
	   these so that the &'s don't force the real ones into
	   memory.  */
	YYSTYPE *yyvs1 = yyvs;
	short *yyss1 = yyss;


	/* Each stack pointer address is followed by the size of the
	   data in use in that stack, in bytes.  This used to be a
	   conditional around just the two extra args, but that might
	   be undefined if yyoverflow is a macro.  */
	yyoverflow ("parser stack overflow",
		    &yyss1, yysize * sizeof (*yyssp),
		    &yyvs1, yysize * sizeof (*yyvsp),

		    &yystacksize);

	yyss = yyss1;
	yyvs = yyvs1;
      }
#else /* no yyoverflow */
# ifndef YYSTACK_RELOCATE
      goto yyoverflowlab;
# else
      /* Extend the stack our own way.  */
      if (YYMAXDEPTH <= yystacksize)
	goto yyoverflowlab;
      yystacksize *= 2;
      if (YYMAXDEPTH < yystacksize)
	yystacksize = YYMAXDEPTH;

      {
	short *yyss1 = yyss;
	union yyalloc *yyptr =
	  (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
	if (! yyptr)
	  goto yyoverflowlab;
	YYSTACK_RELOCATE (yyss);
	YYSTACK_RELOCATE (yyvs);

#  undef YYSTACK_RELOCATE
	if (yyss1 != yyssa)
	  YYSTACK_FREE (yyss1);
      }
# endif
#endif /* no yyoverflow */

      yyssp = yyss + yysize - 1;
      yyvsp = yyvs + yysize - 1;


      YYDPRINTF ((stderr, "Stack size increased to %lu\n",
		  (unsigned long int) yystacksize));

      if (yyss + yystacksize - 1 <= yyssp)
	YYABORT;
    }

  YYDPRINTF ((stderr, "Entering state %d\n", yystate));

  goto yybackup;

/*-----------.
| yybackup.  |
`-----------*/
yybackup:

/* Do appropriate processing given the current state.  */
/* Read a lookahead token if we need one and don't already have one.  */
/* yyresume: */

  /* First try to decide what to do without reference to lookahead token.  */

  yyn = yypact[yystate];
  if (yyn == YYPACT_NINF)
    goto yydefault;

  /* Not known => get a lookahead token if don't already have one.  */

  /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol.  */
  if (yychar == YYEMPTY)
    {
      YYDPRINTF ((stderr, "Reading a token: "));
      yychar = YYLEX;
    }

  if (yychar <= YYEOF)
    {
      yychar = yytoken = YYEOF;
      YYDPRINTF ((stderr, "Now at end of input.\n"));
    }
  else
    {
      yytoken = YYTRANSLATE (yychar);
      YYDSYMPRINTF ("Next token is", yytoken, &yylval, &yylloc);
    }

  /* If the proper action on seeing token YYTOKEN is to reduce or to
     detect an error, take that action.  */
  yyn += yytoken;
  if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
    goto yydefault;
  yyn = yytable[yyn];
  if (yyn <= 0)
    {
      if (yyn == 0 || yyn == YYTABLE_NINF)
	goto yyerrlab;
      yyn = -yyn;
      goto yyreduce;
    }

  if (yyn == YYFINAL)
    YYACCEPT;

  /* Shift the lookahead token.  */
  YYDPRINTF ((stderr, "Shifting token %s, ", yytname[yytoken]));

  /* Discard the token being shifted unless it is eof.  */
  if (yychar != YYEOF)
    yychar = YYEMPTY;

  *++yyvsp = yylval;


  /* Count tokens shifted since error; after three, turn off error
     status.  */
  if (yyerrstatus)
    yyerrstatus--;

  yystate = yyn;
  goto yynewstate;


/*-----------------------------------------------------------.
| yydefault -- do the default action for the current state.  |
`-----------------------------------------------------------*/
yydefault:
  yyn = yydefact[yystate];
  if (yyn == 0)
    goto yyerrlab;
  goto yyreduce;


/*-----------------------------.
| yyreduce -- Do a reduction.  |
`-----------------------------*/
yyreduce:
  /* yyn is the number of a rule to reduce with.  */
  yylen = yyr2[yyn];

  /* If YYLEN is nonzero, implement the default value of the action:
     `$$ = $1'.

     Otherwise, the following line sets YYVAL to garbage.
     This behavior is undocumented and Bison
     users should not rely upon it.  Assigning to YYVAL
     unconditionally makes the parser a bit smaller, and it avoids a
     GCC warning that YYVAL may be used uninitialized.  */
  yyval = yyvsp[1-yylen];


  YY_REDUCE_PRINT (yyn);
  switch (yyn)
    {
        case 3:
#line 1917 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (yyvsp[0].UIntVal > (uint32_t)INT32_MAX)     // Outside of my range!
      error("Value too large for type");
    yyval.SIntVal = (int32_t)yyvsp[0].UIntVal;
  ;}
    break;

  case 5:
#line 1926 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (yyvsp[0].UInt64Val > (uint64_t)INT64_MAX)     // Outside of my range!
      error("Value too large for type");
    yyval.SInt64Val = (int64_t)yyvsp[0].UInt64Val;
  ;}
    break;

  case 26:
#line 1948 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.IPred = ICmpInst::ICMP_EQ; ;}
    break;

  case 27:
#line 1948 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.IPred = ICmpInst::ICMP_NE; ;}
    break;

  case 28:
#line 1949 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.IPred = ICmpInst::ICMP_SLT; ;}
    break;

  case 29:
#line 1949 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.IPred = ICmpInst::ICMP_SGT; ;}
    break;

  case 30:
#line 1950 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.IPred = ICmpInst::ICMP_SLE; ;}
    break;

  case 31:
#line 1950 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.IPred = ICmpInst::ICMP_SGE; ;}
    break;

  case 32:
#line 1951 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.IPred = ICmpInst::ICMP_ULT; ;}
    break;

  case 33:
#line 1951 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.IPred = ICmpInst::ICMP_UGT; ;}
    break;

  case 34:
#line 1952 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.IPred = ICmpInst::ICMP_ULE; ;}
    break;

  case 35:
#line 1952 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.IPred = ICmpInst::ICMP_UGE; ;}
    break;

  case 36:
#line 1956 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_OEQ; ;}
    break;

  case 37:
#line 1956 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_ONE; ;}
    break;

  case 38:
#line 1957 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_OLT; ;}
    break;

  case 39:
#line 1957 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_OGT; ;}
    break;

  case 40:
#line 1958 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_OLE; ;}
    break;

  case 41:
#line 1958 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_OGE; ;}
    break;

  case 42:
#line 1959 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_ORD; ;}
    break;

  case 43:
#line 1959 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_UNO; ;}
    break;

  case 44:
#line 1960 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_UEQ; ;}
    break;

  case 45:
#line 1960 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_UNE; ;}
    break;

  case 46:
#line 1961 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_ULT; ;}
    break;

  case 47:
#line 1961 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_UGT; ;}
    break;

  case 48:
#line 1962 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_ULE; ;}
    break;

  case 49:
#line 1962 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_UGE; ;}
    break;

  case 50:
#line 1963 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_TRUE; ;}
    break;

  case 51:
#line 1964 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.FPred = FCmpInst::FCMP_FALSE; ;}
    break;

  case 81:
#line 1995 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.StrVal = yyvsp[-1].StrVal;
  ;}
    break;

  case 82:
#line 1998 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.StrVal = 0;
  ;}
    break;

  case 83:
#line 2003 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.Linkage = GlobalValue::InternalLinkage; ;}
    break;

  case 84:
#line 2004 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.Linkage = GlobalValue::LinkOnceLinkage; ;}
    break;

  case 85:
#line 2005 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.Linkage = GlobalValue::WeakLinkage; ;}
    break;

  case 86:
#line 2006 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.Linkage = GlobalValue::AppendingLinkage; ;}
    break;

  case 87:
#line 2007 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.Linkage = GlobalValue::DLLImportLinkage; ;}
    break;

  case 88:
#line 2008 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.Linkage = GlobalValue::DLLExportLinkage; ;}
    break;

  case 89:
#line 2009 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.Linkage = GlobalValue::ExternalWeakLinkage; ;}
    break;

  case 90:
#line 2010 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.Linkage = GlobalValue::ExternalLinkage; ;}
    break;

  case 91:
#line 2014 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.UIntVal = lastCallingConv = OldCallingConv::C; ;}
    break;

  case 92:
#line 2015 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.UIntVal = lastCallingConv = OldCallingConv::C; ;}
    break;

  case 93:
#line 2016 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.UIntVal = lastCallingConv = OldCallingConv::CSRet; ;}
    break;

  case 94:
#line 2017 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.UIntVal = lastCallingConv = OldCallingConv::Fast; ;}
    break;

  case 95:
#line 2018 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.UIntVal = lastCallingConv = OldCallingConv::Cold; ;}
    break;

  case 96:
#line 2019 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.UIntVal = lastCallingConv = OldCallingConv::X86_StdCall; ;}
    break;

  case 97:
#line 2020 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.UIntVal = lastCallingConv = OldCallingConv::X86_FastCall; ;}
    break;

  case 98:
#line 2021 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if ((unsigned)yyvsp[0].UInt64Val != yyvsp[0].UInt64Val)
      error("Calling conv too large");
    yyval.UIntVal = lastCallingConv = yyvsp[0].UInt64Val;
  ;}
    break;

  case 99:
#line 2031 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.UIntVal = 0; ;}
    break;

  case 100:
#line 2032 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.UIntVal = yyvsp[0].UInt64Val;
    if (yyval.UIntVal != 0 && !isPowerOf2_32(yyval.UIntVal))
      error("Alignment must be a power of two");
  ;}
    break;

  case 101:
#line 2040 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.UIntVal = 0; ;}
    break;

  case 102:
#line 2041 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.UIntVal = yyvsp[0].UInt64Val;
    if (yyval.UIntVal != 0 && !isPowerOf2_32(yyval.UIntVal))
      error("Alignment must be a power of two");
  ;}
    break;

  case 103:
#line 2049 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    for (unsigned i = 0, e = strlen(yyvsp[0].StrVal); i != e; ++i)
      if (yyvsp[0].StrVal[i] == '"' || yyvsp[0].StrVal[i] == '\\')
        error("Invalid character in section name");
    yyval.StrVal = yyvsp[0].StrVal;
  ;}
    break;

  case 104:
#line 2058 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.StrVal = 0; ;}
    break;

  case 105:
#line 2059 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.StrVal = yyvsp[0].StrVal; ;}
    break;

  case 106:
#line 2066 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {;}
    break;

  case 107:
#line 2067 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {;}
    break;

  case 108:
#line 2071 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    CurGV->setSection(yyvsp[0].StrVal);
    free(yyvsp[0].StrVal);
  ;}
    break;

  case 109:
#line 2075 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (yyvsp[0].UInt64Val != 0 && !isPowerOf2_32(yyvsp[0].UInt64Val))
      error("Alignment must be a power of two");
    CurGV->setAlignment(yyvsp[0].UInt64Val);
    
  ;}
    break;

  case 111:
#line 2092 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { 
    yyval.TypeVal.PAT = new PATypeHolder(yyvsp[0].PrimType.T); 
    yyval.TypeVal.S.makeSignless();
  ;}
    break;

  case 113:
#line 2100 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { 
    yyval.TypeVal.PAT = new PATypeHolder(yyvsp[0].PrimType.T); 
    yyval.TypeVal.S.makeSignless();
  ;}
    break;

  case 114:
#line 2107 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (!UpRefs.empty())
      error("Invalid upreference in type: " + (*yyvsp[0].TypeVal.PAT)->getDescription());
    yyval.TypeVal = yyvsp[0].TypeVal;
  ;}
    break;

  case 127:
#line 2121 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { 
    yyval.TypeVal.PAT = new PATypeHolder(yyvsp[0].PrimType.T);
    yyval.TypeVal.S.copy(yyvsp[0].PrimType.S);
  ;}
    break;

  case 128:
#line 2125 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.TypeVal.PAT = new PATypeHolder(OpaqueType::get());
    yyval.TypeVal.S.makeSignless();
  ;}
    break;

  case 129:
#line 2129 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {            // Named types are also simple types...
    yyval.TypeVal.S.copy(getTypeSign(yyvsp[0].ValIDVal));
    const Type* tmp = getType(yyvsp[0].ValIDVal);
    yyval.TypeVal.PAT = new PATypeHolder(tmp);
  ;}
    break;

  case 130:
#line 2134 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {                   // Type UpReference
    if (yyvsp[0].UInt64Val > (uint64_t)~0U) 
      error("Value out of range");
    OpaqueType *OT = OpaqueType::get();        // Use temporary placeholder
    UpRefs.push_back(UpRefRecord((unsigned)yyvsp[0].UInt64Val, OT));  // Add to vector...
    yyval.TypeVal.PAT = new PATypeHolder(OT);
    yyval.TypeVal.S.makeSignless();
    UR_OUT("New Upreference!\n");
  ;}
    break;

  case 131:
#line 2143 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {           // Function derived type?
    yyval.TypeVal.S.makeComposite(yyvsp[-3].TypeVal.S);
    std::vector<const Type*> Params;
    for (std::list<llvm::PATypeInfo>::iterator I = yyvsp[-1].TypeList->begin(),
           E = yyvsp[-1].TypeList->end(); I != E; ++I) {
      Params.push_back(I->PAT->get());
      yyval.TypeVal.S.add(I->S);
    }
    bool isVarArg = Params.size() && Params.back() == Type::VoidTy;
    if (isVarArg) Params.pop_back();

    ParamAttrsList *PAL = 0;
    if (lastCallingConv == OldCallingConv::CSRet) {
      ParamAttrsVector Attrs;
      ParamAttrsWithIndex PAWI;
      PAWI.index = 1;  PAWI.attrs = ParamAttr::StructRet; // first arg
      Attrs.push_back(PAWI);
      PAL = ParamAttrsList::get(Attrs);
    }

    const FunctionType *FTy =
      FunctionType::get(yyvsp[-3].TypeVal.PAT->get(), Params, isVarArg, PAL);

    yyval.TypeVal.PAT = new PATypeHolder( HandleUpRefs(FTy, yyval.TypeVal.S) );
    delete yyvsp[-3].TypeVal.PAT;  // Delete the return type handle
    delete yyvsp[-1].TypeList;      // Delete the argument list
  ;}
    break;

  case 132:
#line 2170 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {          // Sized array type?
    yyval.TypeVal.S.makeComposite(yyvsp[-1].TypeVal.S);
    yyval.TypeVal.PAT = new PATypeHolder(HandleUpRefs(ArrayType::get(yyvsp[-1].TypeVal.PAT->get(), 
                                           (unsigned)yyvsp[-3].UInt64Val), yyval.TypeVal.S));
    delete yyvsp[-1].TypeVal.PAT;
  ;}
    break;

  case 133:
#line 2176 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {          // Vector type?
    const llvm::Type* ElemTy = yyvsp[-1].TypeVal.PAT->get();
    if ((unsigned)yyvsp[-3].UInt64Val != yyvsp[-3].UInt64Val)
       error("Unsigned result not equal to signed result");
    if (!(ElemTy->isInteger() || ElemTy->isFloatingPoint()))
       error("Elements of a VectorType must be integer or floating point");
    if (!isPowerOf2_32(yyvsp[-3].UInt64Val))
      error("VectorType length should be a power of 2");
    yyval.TypeVal.S.makeComposite(yyvsp[-1].TypeVal.S);
    yyval.TypeVal.PAT = new PATypeHolder(HandleUpRefs(VectorType::get(ElemTy, 
                                         (unsigned)yyvsp[-3].UInt64Val), yyval.TypeVal.S));
    delete yyvsp[-1].TypeVal.PAT;
  ;}
    break;

  case 134:
#line 2189 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {                        // Structure type?
    std::vector<const Type*> Elements;
    yyval.TypeVal.S.makeComposite();
    for (std::list<llvm::PATypeInfo>::iterator I = yyvsp[-1].TypeList->begin(),
           E = yyvsp[-1].TypeList->end(); I != E; ++I) {
      Elements.push_back(I->PAT->get());
      yyval.TypeVal.S.add(I->S);
    }
    yyval.TypeVal.PAT = new PATypeHolder(HandleUpRefs(StructType::get(Elements), yyval.TypeVal.S));
    delete yyvsp[-1].TypeList;
  ;}
    break;

  case 135:
#line 2200 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {                                  // Empty structure type?
    yyval.TypeVal.PAT = new PATypeHolder(StructType::get(std::vector<const Type*>()));
    yyval.TypeVal.S.makeComposite();
  ;}
    break;

  case 136:
#line 2204 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {                // Packed Structure type?
    yyval.TypeVal.S.makeComposite();
    std::vector<const Type*> Elements;
    for (std::list<llvm::PATypeInfo>::iterator I = yyvsp[-2].TypeList->begin(),
           E = yyvsp[-2].TypeList->end(); I != E; ++I) {
      Elements.push_back(I->PAT->get());
      yyval.TypeVal.S.add(I->S);
      delete I->PAT;
    }
    yyval.TypeVal.PAT = new PATypeHolder(HandleUpRefs(StructType::get(Elements, true), 
                                           yyval.TypeVal.S));
    delete yyvsp[-2].TypeList;
  ;}
    break;

  case 137:
#line 2217 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {                          // Empty packed structure type?
    yyval.TypeVal.PAT = new PATypeHolder(StructType::get(std::vector<const Type*>(),true));
    yyval.TypeVal.S.makeComposite();
  ;}
    break;

  case 138:
#line 2221 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {                             // Pointer type?
    if (yyvsp[-1].TypeVal.PAT->get() == Type::LabelTy)
      error("Cannot form a pointer to a basic block");
    yyval.TypeVal.S.makeComposite(yyvsp[-1].TypeVal.S);
    yyval.TypeVal.PAT = new PATypeHolder(HandleUpRefs(PointerType::get(yyvsp[-1].TypeVal.PAT->get()),
                                           yyval.TypeVal.S));
    delete yyvsp[-1].TypeVal.PAT;
  ;}
    break;

  case 139:
#line 2235 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.TypeList = new std::list<PATypeInfo>();
    yyval.TypeList->push_back(yyvsp[0].TypeVal); 
  ;}
    break;

  case 140:
#line 2239 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    (yyval.TypeList=yyvsp[-2].TypeList)->push_back(yyvsp[0].TypeVal);
  ;}
    break;

  case 142:
#line 2247 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    PATypeInfo VoidTI;
    VoidTI.PAT = new PATypeHolder(Type::VoidTy);
    VoidTI.S.makeSignless();
    (yyval.TypeList=yyvsp[-2].TypeList)->push_back(VoidTI);
  ;}
    break;

  case 143:
#line 2253 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.TypeList = new std::list<PATypeInfo>();
    PATypeInfo VoidTI;
    VoidTI.PAT = new PATypeHolder(Type::VoidTy);
    VoidTI.S.makeSignless();
    yyval.TypeList->push_back(VoidTI);
  ;}
    break;

  case 144:
#line 2260 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.TypeList = new std::list<PATypeInfo>();
  ;}
    break;

  case 145:
#line 2272 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { // Nonempty unsized arr
    const ArrayType *ATy = dyn_cast<ArrayType>(yyvsp[-3].TypeVal.PAT->get());
    if (ATy == 0)
      error("Cannot make array constant with type: '" + 
            yyvsp[-3].TypeVal.PAT->get()->getDescription() + "'");
    const Type *ETy = ATy->getElementType();
    int NumElements = ATy->getNumElements();

    // Verify that we have the correct size...
    if (NumElements != -1 && NumElements != (int)yyvsp[-1].ConstVector->size())
      error("Type mismatch: constant sized array initialized with " +
            utostr(yyvsp[-1].ConstVector->size()) +  " arguments, but has size of " + 
            itostr(NumElements) + "");

    // Verify all elements are correct type!
    std::vector<Constant*> Elems;
    for (unsigned i = 0; i < yyvsp[-1].ConstVector->size(); i++) {
      Constant *C = (*yyvsp[-1].ConstVector)[i].C;
      const Type* ValTy = C->getType();
      if (ETy != ValTy)
        error("Element #" + utostr(i) + " is not of type '" + 
              ETy->getDescription() +"' as required!\nIt is of type '"+
              ValTy->getDescription() + "'");
      Elems.push_back(C);
    }
    yyval.ConstVal.C = ConstantArray::get(ATy, Elems);
    yyval.ConstVal.S.copy(yyvsp[-3].TypeVal.S);
    delete yyvsp[-3].TypeVal.PAT; 
    delete yyvsp[-1].ConstVector;
  ;}
    break;

  case 146:
#line 2302 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const ArrayType *ATy = dyn_cast<ArrayType>(yyvsp[-2].TypeVal.PAT->get());
    if (ATy == 0)
      error("Cannot make array constant with type: '" + 
            yyvsp[-2].TypeVal.PAT->get()->getDescription() + "'");
    int NumElements = ATy->getNumElements();
    if (NumElements != -1 && NumElements != 0) 
      error("Type mismatch: constant sized array initialized with 0"
            " arguments, but has size of " + itostr(NumElements) +"");
    yyval.ConstVal.C = ConstantArray::get(ATy, std::vector<Constant*>());
    yyval.ConstVal.S.copy(yyvsp[-2].TypeVal.S);
    delete yyvsp[-2].TypeVal.PAT;
  ;}
    break;

  case 147:
#line 2315 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const ArrayType *ATy = dyn_cast<ArrayType>(yyvsp[-2].TypeVal.PAT->get());
    if (ATy == 0)
      error("Cannot make array constant with type: '" + 
            yyvsp[-2].TypeVal.PAT->get()->getDescription() + "'");
    int NumElements = ATy->getNumElements();
    const Type *ETy = dyn_cast<IntegerType>(ATy->getElementType());
    if (!ETy || cast<IntegerType>(ETy)->getBitWidth() != 8)
      error("String arrays require type i8, not '" + ETy->getDescription() + 
            "'");
    char *EndStr = UnEscapeLexed(yyvsp[0].StrVal, true);
    if (NumElements != -1 && NumElements != (EndStr-yyvsp[0].StrVal))
      error("Can't build string constant of size " + 
            itostr((int)(EndStr-yyvsp[0].StrVal)) + " when array has size " + 
            itostr(NumElements) + "");
    std::vector<Constant*> Vals;
    for (char *C = (char *)yyvsp[0].StrVal; C != (char *)EndStr; ++C)
      Vals.push_back(ConstantInt::get(ETy, *C));
    free(yyvsp[0].StrVal);
    yyval.ConstVal.C = ConstantArray::get(ATy, Vals);
    yyval.ConstVal.S.copy(yyvsp[-2].TypeVal.S);
    delete yyvsp[-2].TypeVal.PAT;
  ;}
    break;

  case 148:
#line 2338 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { // Nonempty unsized arr
    const VectorType *PTy = dyn_cast<VectorType>(yyvsp[-3].TypeVal.PAT->get());
    if (PTy == 0)
      error("Cannot make packed constant with type: '" + 
            yyvsp[-3].TypeVal.PAT->get()->getDescription() + "'");
    const Type *ETy = PTy->getElementType();
    int NumElements = PTy->getNumElements();
    // Verify that we have the correct size...
    if (NumElements != -1 && NumElements != (int)yyvsp[-1].ConstVector->size())
      error("Type mismatch: constant sized packed initialized with " +
            utostr(yyvsp[-1].ConstVector->size()) +  " arguments, but has size of " + 
            itostr(NumElements) + "");
    // Verify all elements are correct type!
    std::vector<Constant*> Elems;
    for (unsigned i = 0; i < yyvsp[-1].ConstVector->size(); i++) {
      Constant *C = (*yyvsp[-1].ConstVector)[i].C;
      const Type* ValTy = C->getType();
      if (ETy != ValTy)
        error("Element #" + utostr(i) + " is not of type '" + 
              ETy->getDescription() +"' as required!\nIt is of type '"+
              ValTy->getDescription() + "'");
      Elems.push_back(C);
    }
    yyval.ConstVal.C = ConstantVector::get(PTy, Elems);
    yyval.ConstVal.S.copy(yyvsp[-3].TypeVal.S);
    delete yyvsp[-3].TypeVal.PAT;
    delete yyvsp[-1].ConstVector;
  ;}
    break;

  case 149:
#line 2366 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const StructType *STy = dyn_cast<StructType>(yyvsp[-3].TypeVal.PAT->get());
    if (STy == 0)
      error("Cannot make struct constant with type: '" + 
            yyvsp[-3].TypeVal.PAT->get()->getDescription() + "'");
    if (yyvsp[-1].ConstVector->size() != STy->getNumContainedTypes())
      error("Illegal number of initializers for structure type");

    // Check to ensure that constants are compatible with the type initializer!
    std::vector<Constant*> Fields;
    for (unsigned i = 0, e = yyvsp[-1].ConstVector->size(); i != e; ++i) {
      Constant *C = (*yyvsp[-1].ConstVector)[i].C;
      if (C->getType() != STy->getElementType(i))
        error("Expected type '" + STy->getElementType(i)->getDescription() +
              "' for element #" + utostr(i) + " of structure initializer");
      Fields.push_back(C);
    }
    yyval.ConstVal.C = ConstantStruct::get(STy, Fields);
    yyval.ConstVal.S.copy(yyvsp[-3].TypeVal.S);
    delete yyvsp[-3].TypeVal.PAT;
    delete yyvsp[-1].ConstVector;
  ;}
    break;

  case 150:
#line 2388 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const StructType *STy = dyn_cast<StructType>(yyvsp[-2].TypeVal.PAT->get());
    if (STy == 0)
      error("Cannot make struct constant with type: '" + 
              yyvsp[-2].TypeVal.PAT->get()->getDescription() + "'");
    if (STy->getNumContainedTypes() != 0)
      error("Illegal number of initializers for structure type");
    yyval.ConstVal.C = ConstantStruct::get(STy, std::vector<Constant*>());
    yyval.ConstVal.S.copy(yyvsp[-2].TypeVal.S);
    delete yyvsp[-2].TypeVal.PAT;
  ;}
    break;

  case 151:
#line 2399 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const StructType *STy = dyn_cast<StructType>(yyvsp[-5].TypeVal.PAT->get());
    if (STy == 0)
      error("Cannot make packed struct constant with type: '" + 
            yyvsp[-5].TypeVal.PAT->get()->getDescription() + "'");
    if (yyvsp[-2].ConstVector->size() != STy->getNumContainedTypes())
      error("Illegal number of initializers for packed structure type");

    // Check to ensure that constants are compatible with the type initializer!
    std::vector<Constant*> Fields;
    for (unsigned i = 0, e = yyvsp[-2].ConstVector->size(); i != e; ++i) {
      Constant *C = (*yyvsp[-2].ConstVector)[i].C;
      if (C->getType() != STy->getElementType(i))
        error("Expected type '" + STy->getElementType(i)->getDescription() +
              "' for element #" + utostr(i) + " of packed struct initializer");
      Fields.push_back(C);
    }
    yyval.ConstVal.C = ConstantStruct::get(STy, Fields);
    yyval.ConstVal.S.copy(yyvsp[-5].TypeVal.S);
    delete yyvsp[-5].TypeVal.PAT; 
    delete yyvsp[-2].ConstVector;
  ;}
    break;

  case 152:
#line 2421 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const StructType *STy = dyn_cast<StructType>(yyvsp[-4].TypeVal.PAT->get());
    if (STy == 0)
      error("Cannot make packed struct constant with type: '" + 
              yyvsp[-4].TypeVal.PAT->get()->getDescription() + "'");
    if (STy->getNumContainedTypes() != 0)
      error("Illegal number of initializers for packed structure type");
    yyval.ConstVal.C = ConstantStruct::get(STy, std::vector<Constant*>());
    yyval.ConstVal.S.copy(yyvsp[-4].TypeVal.S);
    delete yyvsp[-4].TypeVal.PAT;
  ;}
    break;

  case 153:
#line 2432 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const PointerType *PTy = dyn_cast<PointerType>(yyvsp[-1].TypeVal.PAT->get());
    if (PTy == 0)
      error("Cannot make null pointer constant with type: '" + 
            yyvsp[-1].TypeVal.PAT->get()->getDescription() + "'");
    yyval.ConstVal.C = ConstantPointerNull::get(PTy);
    yyval.ConstVal.S.copy(yyvsp[-1].TypeVal.S);
    delete yyvsp[-1].TypeVal.PAT;
  ;}
    break;

  case 154:
#line 2441 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.ConstVal.C = UndefValue::get(yyvsp[-1].TypeVal.PAT->get());
    yyval.ConstVal.S.copy(yyvsp[-1].TypeVal.S);
    delete yyvsp[-1].TypeVal.PAT;
  ;}
    break;

  case 155:
#line 2446 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const PointerType *Ty = dyn_cast<PointerType>(yyvsp[-1].TypeVal.PAT->get());
    if (Ty == 0)
      error("Global const reference must be a pointer type, not" +
            yyvsp[-1].TypeVal.PAT->get()->getDescription());

    // ConstExprs can exist in the body of a function, thus creating
    // GlobalValues whenever they refer to a variable.  Because we are in
    // the context of a function, getExistingValue will search the functions
    // symbol table instead of the module symbol table for the global symbol,
    // which throws things all off.  To get around this, we just tell
    // getExistingValue that we are at global scope here.
    //
    Function *SavedCurFn = CurFun.CurrentFunction;
    CurFun.CurrentFunction = 0;
    yyvsp[0].ValIDVal.S.copy(yyvsp[-1].TypeVal.S);
    Value *V = getExistingValue(Ty, yyvsp[0].ValIDVal);
    CurFun.CurrentFunction = SavedCurFn;

    // If this is an initializer for a constant pointer, which is referencing a
    // (currently) undefined variable, create a stub now that shall be replaced
    // in the future with the right type of variable.
    //
    if (V == 0) {
      assert(isa<PointerType>(Ty) && "Globals may only be used as pointers");
      const PointerType *PT = cast<PointerType>(Ty);

      // First check to see if the forward references value is already created!
      PerModuleInfo::GlobalRefsType::iterator I =
        CurModule.GlobalRefs.find(std::make_pair(PT, yyvsp[0].ValIDVal));
    
      if (I != CurModule.GlobalRefs.end()) {
        V = I->second;             // Placeholder already exists, use it...
        yyvsp[0].ValIDVal.destroy();
      } else {
        std::string Name;
        if (yyvsp[0].ValIDVal.Type == ValID::NameVal) Name = yyvsp[0].ValIDVal.Name;

        // Create the forward referenced global.
        GlobalValue *GV;
        if (const FunctionType *FTy = 
                 dyn_cast<FunctionType>(PT->getElementType())) {
          GV = new Function(FTy, GlobalValue::ExternalLinkage, Name,
                            CurModule.CurrentModule);
        } else {
          GV = new GlobalVariable(PT->getElementType(), false,
                                  GlobalValue::ExternalLinkage, 0,
                                  Name, CurModule.CurrentModule);
        }

        // Keep track of the fact that we have a forward ref to recycle it
        CurModule.GlobalRefs.insert(std::make_pair(std::make_pair(PT, yyvsp[0].ValIDVal), GV));
        V = GV;
      }
    }
    yyval.ConstVal.C = cast<GlobalValue>(V);
    yyval.ConstVal.S.copy(yyvsp[-1].TypeVal.S);
    delete yyvsp[-1].TypeVal.PAT;            // Free the type handle
  ;}
    break;

  case 156:
#line 2505 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (yyvsp[-1].TypeVal.PAT->get() != yyvsp[0].ConstVal.C->getType())
      error("Mismatched types for constant expression");
    yyval.ConstVal = yyvsp[0].ConstVal;
    yyval.ConstVal.S.copy(yyvsp[-1].TypeVal.S);
    delete yyvsp[-1].TypeVal.PAT;
  ;}
    break;

  case 157:
#line 2512 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type *Ty = yyvsp[-1].TypeVal.PAT->get();
    if (isa<FunctionType>(Ty) || Ty == Type::LabelTy || isa<OpaqueType>(Ty))
      error("Cannot create a null initialized value of this type");
    yyval.ConstVal.C = Constant::getNullValue(Ty);
    yyval.ConstVal.S.copy(yyvsp[-1].TypeVal.S);
    delete yyvsp[-1].TypeVal.PAT;
  ;}
    break;

  case 158:
#line 2520 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {      // integral constants
    const Type *Ty = yyvsp[-1].PrimType.T;
    if (!ConstantInt::isValueValidForType(Ty, yyvsp[0].SInt64Val))
      error("Constant value doesn't fit in type");
    yyval.ConstVal.C = ConstantInt::get(Ty, yyvsp[0].SInt64Val);
    yyval.ConstVal.S.makeSigned();
  ;}
    break;

  case 159:
#line 2527 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {            // integral constants
    const Type *Ty = yyvsp[-1].PrimType.T;
    if (!ConstantInt::isValueValidForType(Ty, yyvsp[0].UInt64Val))
      error("Constant value doesn't fit in type");
    yyval.ConstVal.C = ConstantInt::get(Ty, yyvsp[0].UInt64Val);
    yyval.ConstVal.S.makeUnsigned();
  ;}
    break;

  case 160:
#line 2534 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {                      // Boolean constants
    yyval.ConstVal.C = ConstantInt::get(Type::Int1Ty, true);
    yyval.ConstVal.S.makeUnsigned();
  ;}
    break;

  case 161:
#line 2538 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {                     // Boolean constants
    yyval.ConstVal.C = ConstantInt::get(Type::Int1Ty, false);
    yyval.ConstVal.S.makeUnsigned();
  ;}
    break;

  case 162:
#line 2542 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {                   // Float & Double constants
    if (!ConstantFP::isValueValidForType(yyvsp[-1].PrimType.T, yyvsp[0].FPVal))
      error("Floating point constant invalid for type");
    yyval.ConstVal.C = ConstantFP::get(yyvsp[-1].PrimType.T, yyvsp[0].FPVal);
    yyval.ConstVal.S.makeSignless();
  ;}
    break;

  case 163:
#line 2551 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type* SrcTy = yyvsp[-3].ConstVal.C->getType();
    const Type* DstTy = yyvsp[-1].TypeVal.PAT->get();
    Signedness SrcSign(yyvsp[-3].ConstVal.S);
    Signedness DstSign(yyvsp[-1].TypeVal.S);
    if (!SrcTy->isFirstClassType())
      error("cast constant expression from a non-primitive type: '" +
            SrcTy->getDescription() + "'");
    if (!DstTy->isFirstClassType())
      error("cast constant expression to a non-primitive type: '" +
            DstTy->getDescription() + "'");
    yyval.ConstVal.C = cast<Constant>(getCast(yyvsp[-5].CastOpVal, yyvsp[-3].ConstVal.C, SrcSign, DstTy, DstSign));
    yyval.ConstVal.S.copy(DstSign);
    delete yyvsp[-1].TypeVal.PAT;
  ;}
    break;

  case 164:
#line 2566 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type *Ty = yyvsp[-2].ConstVal.C->getType();
    if (!isa<PointerType>(Ty))
      error("GetElementPtr requires a pointer operand");

    std::vector<Constant*> CIndices;
    upgradeGEPCEIndices(yyvsp[-2].ConstVal.C->getType(), yyvsp[-1].ValueList, CIndices);

    delete yyvsp[-1].ValueList;
    yyval.ConstVal.C = ConstantExpr::getGetElementPtr(yyvsp[-2].ConstVal.C, &CIndices[0], CIndices.size());
    yyval.ConstVal.S.copy(getElementSign(yyvsp[-2].ConstVal, CIndices));
  ;}
    break;

  case 165:
#line 2578 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (!yyvsp[-5].ConstVal.C->getType()->isInteger() ||
        cast<IntegerType>(yyvsp[-5].ConstVal.C->getType())->getBitWidth() != 1)
      error("Select condition must be bool type");
    if (yyvsp[-3].ConstVal.C->getType() != yyvsp[-1].ConstVal.C->getType())
      error("Select operand types must match");
    yyval.ConstVal.C = ConstantExpr::getSelect(yyvsp[-5].ConstVal.C, yyvsp[-3].ConstVal.C, yyvsp[-1].ConstVal.C);
    yyval.ConstVal.S.copy(yyvsp[-3].ConstVal.S);
  ;}
    break;

  case 166:
#line 2587 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type *Ty = yyvsp[-3].ConstVal.C->getType();
    if (Ty != yyvsp[-1].ConstVal.C->getType())
      error("Binary operator types must match");
    // First, make sure we're dealing with the right opcode by upgrading from
    // obsolete versions.
    Instruction::BinaryOps Opcode = getBinaryOp(yyvsp[-5].BinaryOpVal, Ty, yyvsp[-3].ConstVal.S);

    // HACK: llvm 1.3 and earlier used to emit invalid pointer constant exprs.
    // To retain backward compatibility with these early compilers, we emit a
    // cast to the appropriate integer type automatically if we are in the
    // broken case.  See PR424 for more information.
    if (!isa<PointerType>(Ty)) {
      yyval.ConstVal.C = ConstantExpr::get(Opcode, yyvsp[-3].ConstVal.C, yyvsp[-1].ConstVal.C);
    } else {
      const Type *IntPtrTy = 0;
      switch (CurModule.CurrentModule->getPointerSize()) {
      case Module::Pointer32: IntPtrTy = Type::Int32Ty; break;
      case Module::Pointer64: IntPtrTy = Type::Int64Ty; break;
      default: error("invalid pointer binary constant expr");
      }
      yyval.ConstVal.C = ConstantExpr::get(Opcode, 
             ConstantExpr::getCast(Instruction::PtrToInt, yyvsp[-3].ConstVal.C, IntPtrTy),
             ConstantExpr::getCast(Instruction::PtrToInt, yyvsp[-1].ConstVal.C, IntPtrTy));
      yyval.ConstVal.C = ConstantExpr::getCast(Instruction::IntToPtr, yyval.ConstVal.C, Ty);
    }
    yyval.ConstVal.S.copy(yyvsp[-3].ConstVal.S); 
  ;}
    break;

  case 167:
#line 2615 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type* Ty = yyvsp[-3].ConstVal.C->getType();
    if (Ty != yyvsp[-1].ConstVal.C->getType())
      error("Logical operator types must match");
    if (!Ty->isInteger()) {
      if (!isa<VectorType>(Ty) || 
          !cast<VectorType>(Ty)->getElementType()->isInteger())
        error("Logical operator requires integer operands");
    }
    Instruction::BinaryOps Opcode = getBinaryOp(yyvsp[-5].BinaryOpVal, Ty, yyvsp[-3].ConstVal.S);
    yyval.ConstVal.C = ConstantExpr::get(Opcode, yyvsp[-3].ConstVal.C, yyvsp[-1].ConstVal.C);
    yyval.ConstVal.S.copy(yyvsp[-3].ConstVal.S);
  ;}
    break;

  case 168:
#line 2628 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type* Ty = yyvsp[-3].ConstVal.C->getType();
    if (Ty != yyvsp[-1].ConstVal.C->getType())
      error("setcc operand types must match");
    unsigned short pred;
    Instruction::OtherOps Opcode = getCompareOp(yyvsp[-5].BinaryOpVal, pred, Ty, yyvsp[-3].ConstVal.S);
    yyval.ConstVal.C = ConstantExpr::getCompare(Opcode, yyvsp[-3].ConstVal.C, yyvsp[-1].ConstVal.C);
    yyval.ConstVal.S.makeUnsigned();
  ;}
    break;

  case 169:
#line 2637 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (yyvsp[-3].ConstVal.C->getType() != yyvsp[-1].ConstVal.C->getType()) 
      error("icmp operand types must match");
    yyval.ConstVal.C = ConstantExpr::getCompare(yyvsp[-5].IPred, yyvsp[-3].ConstVal.C, yyvsp[-1].ConstVal.C);
    yyval.ConstVal.S.makeUnsigned();
  ;}
    break;

  case 170:
#line 2643 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (yyvsp[-3].ConstVal.C->getType() != yyvsp[-1].ConstVal.C->getType()) 
      error("fcmp operand types must match");
    yyval.ConstVal.C = ConstantExpr::getCompare(yyvsp[-5].FPred, yyvsp[-3].ConstVal.C, yyvsp[-1].ConstVal.C);
    yyval.ConstVal.S.makeUnsigned();
  ;}
    break;

  case 171:
#line 2649 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (!yyvsp[-1].ConstVal.C->getType()->isInteger() ||
        cast<IntegerType>(yyvsp[-1].ConstVal.C->getType())->getBitWidth() != 8)
      error("Shift count for shift constant must be unsigned byte");
    const Type* Ty = yyvsp[-3].ConstVal.C->getType();
    if (!yyvsp[-3].ConstVal.C->getType()->isInteger())
      error("Shift constant expression requires integer operand");
    Constant *ShiftAmt = ConstantExpr::getZExt(yyvsp[-1].ConstVal.C, Ty);
    yyval.ConstVal.C = ConstantExpr::get(getBinaryOp(yyvsp[-5].BinaryOpVal, Ty, yyvsp[-3].ConstVal.S), yyvsp[-3].ConstVal.C, ShiftAmt);
    yyval.ConstVal.S.copy(yyvsp[-3].ConstVal.S);
  ;}
    break;

  case 172:
#line 2660 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (!ExtractElementInst::isValidOperands(yyvsp[-3].ConstVal.C, yyvsp[-1].ConstVal.C))
      error("Invalid extractelement operands");
    yyval.ConstVal.C = ConstantExpr::getExtractElement(yyvsp[-3].ConstVal.C, yyvsp[-1].ConstVal.C);
    yyval.ConstVal.S.copy(yyvsp[-3].ConstVal.S.get(0));
  ;}
    break;

  case 173:
#line 2666 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (!InsertElementInst::isValidOperands(yyvsp[-5].ConstVal.C, yyvsp[-3].ConstVal.C, yyvsp[-1].ConstVal.C))
      error("Invalid insertelement operands");
    yyval.ConstVal.C = ConstantExpr::getInsertElement(yyvsp[-5].ConstVal.C, yyvsp[-3].ConstVal.C, yyvsp[-1].ConstVal.C);
    yyval.ConstVal.S.copy(yyvsp[-5].ConstVal.S);
  ;}
    break;

  case 174:
#line 2672 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (!ShuffleVectorInst::isValidOperands(yyvsp[-5].ConstVal.C, yyvsp[-3].ConstVal.C, yyvsp[-1].ConstVal.C))
      error("Invalid shufflevector operands");
    yyval.ConstVal.C = ConstantExpr::getShuffleVector(yyvsp[-5].ConstVal.C, yyvsp[-3].ConstVal.C, yyvsp[-1].ConstVal.C);
    yyval.ConstVal.S.copy(yyvsp[-5].ConstVal.S);
  ;}
    break;

  case 175:
#line 2683 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { (yyval.ConstVector = yyvsp[-2].ConstVector)->push_back(yyvsp[0].ConstVal); ;}
    break;

  case 176:
#line 2684 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.ConstVector = new std::vector<ConstInfo>();
    yyval.ConstVector->push_back(yyvsp[0].ConstVal);
  ;}
    break;

  case 177:
#line 2693 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.BoolVal = false; ;}
    break;

  case 178:
#line 2694 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.BoolVal = true; ;}
    break;

  case 179:
#line 2706 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.ModuleVal = ParserResult = yyvsp[0].ModuleVal;
    CurModule.ModuleDone();
  ;}
    break;

  case 180:
#line 2715 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ModuleVal = yyvsp[-1].ModuleVal; CurFun.FunctionDone(); ;}
    break;

  case 181:
#line 2716 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ModuleVal = yyvsp[-1].ModuleVal; ;}
    break;

  case 182:
#line 2717 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ModuleVal = yyvsp[-3].ModuleVal; ;}
    break;

  case 183:
#line 2718 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ModuleVal = yyvsp[-1].ModuleVal; ;}
    break;

  case 184:
#line 2719 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.ModuleVal = CurModule.CurrentModule;
    // Emit an error if there are any unresolved types left.
    if (!CurModule.LateResolveTypes.empty()) {
      const ValID &DID = CurModule.LateResolveTypes.begin()->first;
      if (DID.Type == ValID::NameVal) {
        error("Reference to an undefined type: '"+DID.getName() + "'");
      } else {
        error("Reference to an undefined type: #" + itostr(DID.Num));
      }
    }
  ;}
    break;

  case 185:
#line 2735 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    // Eagerly resolve types.  This is not an optimization, this is a
    // requirement that is due to the fact that we could have this:
    //
    // %list = type { %list * }
    // %list = type { %list * }    ; repeated type decl
    //
    // If types are not resolved eagerly, then the two types will not be
    // determined to be the same type!
    //
    ResolveTypeTo(yyvsp[-2].StrVal, yyvsp[0].TypeVal.PAT->get(), yyvsp[0].TypeVal.S);

    if (!setTypeName(yyvsp[0].TypeVal, yyvsp[-2].StrVal) && !yyvsp[-2].StrVal) {
      // If this is a numbered type that is not a redefinition, add it to the 
      // slot table.
      CurModule.Types.push_back(yyvsp[0].TypeVal.PAT->get());
      CurModule.TypeSigns.push_back(yyvsp[0].TypeVal.S);
    }
    delete yyvsp[0].TypeVal.PAT;
  ;}
    break;

  case 186:
#line 2755 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {       // Function prototypes can be in const pool
  ;}
    break;

  case 187:
#line 2757 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {  // Asm blocks can be in the const pool
  ;}
    break;

  case 188:
#line 2759 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (yyvsp[0].ConstVal.C == 0) 
      error("Global value initializer is not a constant");
    CurGV = ParseGlobalVariable(yyvsp[-3].StrVal, yyvsp[-2].Linkage, yyvsp[-1].BoolVal, yyvsp[0].ConstVal.C->getType(), yyvsp[0].ConstVal.C, yyvsp[0].ConstVal.S);
  ;}
    break;

  case 189:
#line 2763 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    CurGV = 0;
  ;}
    break;

  case 190:
#line 2766 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type *Ty = yyvsp[0].TypeVal.PAT->get();
    CurGV = ParseGlobalVariable(yyvsp[-3].StrVal, GlobalValue::ExternalLinkage, yyvsp[-1].BoolVal, Ty, 0,
                                yyvsp[0].TypeVal.S);
    delete yyvsp[0].TypeVal.PAT;
  ;}
    break;

  case 191:
#line 2771 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    CurGV = 0;
  ;}
    break;

  case 192:
#line 2774 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type *Ty = yyvsp[0].TypeVal.PAT->get();
    CurGV = ParseGlobalVariable(yyvsp[-3].StrVal, GlobalValue::DLLImportLinkage, yyvsp[-1].BoolVal, Ty, 0,
                                yyvsp[0].TypeVal.S);
    delete yyvsp[0].TypeVal.PAT;
  ;}
    break;

  case 193:
#line 2779 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    CurGV = 0;
  ;}
    break;

  case 194:
#line 2782 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type *Ty = yyvsp[0].TypeVal.PAT->get();
    CurGV = 
      ParseGlobalVariable(yyvsp[-3].StrVal, GlobalValue::ExternalWeakLinkage, yyvsp[-1].BoolVal, Ty, 0, 
                          yyvsp[0].TypeVal.S);
    delete yyvsp[0].TypeVal.PAT;
  ;}
    break;

  case 195:
#line 2788 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    CurGV = 0;
  ;}
    break;

  case 196:
#line 2791 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { 
  ;}
    break;

  case 197:
#line 2793 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
  ;}
    break;

  case 198:
#line 2795 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { 
  ;}
    break;

  case 199:
#line 2800 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const std::string &AsmSoFar = CurModule.CurrentModule->getModuleInlineAsm();
    char *EndStr = UnEscapeLexed(yyvsp[0].StrVal, true);
    std::string NewAsm(yyvsp[0].StrVal, EndStr);
    free(yyvsp[0].StrVal);

    if (AsmSoFar.empty())
      CurModule.CurrentModule->setModuleInlineAsm(NewAsm);
    else
      CurModule.CurrentModule->setModuleInlineAsm(AsmSoFar+"\n"+NewAsm);
  ;}
    break;

  case 200:
#line 2814 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.Endianness = Module::BigEndian; ;}
    break;

  case 201:
#line 2815 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.Endianness = Module::LittleEndian; ;}
    break;

  case 202:
#line 2819 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    CurModule.setEndianness(yyvsp[0].Endianness);
  ;}
    break;

  case 203:
#line 2822 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (yyvsp[0].UInt64Val == 32)
      CurModule.setPointerSize(Module::Pointer32);
    else if (yyvsp[0].UInt64Val == 64)
      CurModule.setPointerSize(Module::Pointer64);
    else
      error("Invalid pointer size: '" + utostr(yyvsp[0].UInt64Val) + "'");
  ;}
    break;

  case 204:
#line 2830 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    CurModule.CurrentModule->setTargetTriple(yyvsp[0].StrVal);
    free(yyvsp[0].StrVal);
  ;}
    break;

  case 205:
#line 2834 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    CurModule.CurrentModule->setDataLayout(yyvsp[0].StrVal);
    free(yyvsp[0].StrVal);
  ;}
    break;

  case 207:
#line 2845 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
      CurModule.CurrentModule->addLibrary(yyvsp[0].StrVal);
      free(yyvsp[0].StrVal);
  ;}
    break;

  case 208:
#line 2849 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    CurModule.CurrentModule->addLibrary(yyvsp[0].StrVal);
    free(yyvsp[0].StrVal);
  ;}
    break;

  case 209:
#line 2853 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { ;}
    break;

  case 213:
#line 2866 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.StrVal = 0; ;}
    break;

  case 214:
#line 2870 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (yyvsp[-1].TypeVal.PAT->get() == Type::VoidTy)
      error("void typed arguments are invalid");
    yyval.ArgVal = new std::pair<PATypeInfo, char*>(yyvsp[-1].TypeVal, yyvsp[0].StrVal);
  ;}
    break;

  case 215:
#line 2878 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.ArgList = yyvsp[-2].ArgList;
    yyval.ArgList->push_back(*yyvsp[0].ArgVal);
    delete yyvsp[0].ArgVal;
  ;}
    break;

  case 216:
#line 2883 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.ArgList = new std::vector<std::pair<PATypeInfo,char*> >();
    yyval.ArgList->push_back(*yyvsp[0].ArgVal);
    delete yyvsp[0].ArgVal;
  ;}
    break;

  case 217:
#line 2891 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ArgList = yyvsp[0].ArgList; ;}
    break;

  case 218:
#line 2892 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.ArgList = yyvsp[-2].ArgList;
    PATypeInfo VoidTI;
    VoidTI.PAT = new PATypeHolder(Type::VoidTy);
    VoidTI.S.makeSignless();
    yyval.ArgList->push_back(std::pair<PATypeInfo, char*>(VoidTI, 0));
  ;}
    break;

  case 219:
#line 2899 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.ArgList = new std::vector<std::pair<PATypeInfo,char*> >();
    PATypeInfo VoidTI;
    VoidTI.PAT = new PATypeHolder(Type::VoidTy);
    VoidTI.S.makeSignless();
    yyval.ArgList->push_back(std::pair<PATypeInfo, char*>(VoidTI, 0));
  ;}
    break;

  case 220:
#line 2906 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ArgList = 0; ;}
    break;

  case 221:
#line 2910 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    UnEscapeLexed(yyvsp[-5].StrVal);
    std::string FunctionName(yyvsp[-5].StrVal);
    free(yyvsp[-5].StrVal);  // Free strdup'd memory!

    const Type* RetTy = yyvsp[-6].TypeVal.PAT->get();
    
    if (!RetTy->isFirstClassType() && RetTy != Type::VoidTy)
      error("LLVM functions cannot return aggregate types");

    Signedness FTySign;
    FTySign.makeComposite(yyvsp[-6].TypeVal.S);
    std::vector<const Type*> ParamTyList;

    // In LLVM 2.0 the signatures of three varargs intrinsics changed to take
    // i8*. We check here for those names and override the parameter list
    // types to ensure the prototype is correct.
    if (FunctionName == "llvm.va_start" || FunctionName == "llvm.va_end") {
      ParamTyList.push_back(PointerType::get(Type::Int8Ty));
    } else if (FunctionName == "llvm.va_copy") {
      ParamTyList.push_back(PointerType::get(Type::Int8Ty));
      ParamTyList.push_back(PointerType::get(Type::Int8Ty));
    } else if (yyvsp[-3].ArgList) {   // If there are arguments...
      for (std::vector<std::pair<PATypeInfo,char*> >::iterator 
           I = yyvsp[-3].ArgList->begin(), E = yyvsp[-3].ArgList->end(); I != E; ++I) {
        const Type *Ty = I->first.PAT->get();
        ParamTyList.push_back(Ty);
        FTySign.add(I->first.S);
      }
    }

    bool isVarArg = ParamTyList.size() && ParamTyList.back() == Type::VoidTy;
    if (isVarArg) 
      ParamTyList.pop_back();

    // Convert the CSRet calling convention into the corresponding parameter
    // attribute.
    ParamAttrsList *PAL = 0;
    if (yyvsp[-7].UIntVal == OldCallingConv::CSRet) {
      ParamAttrsVector Attrs;
      ParamAttrsWithIndex PAWI;
      PAWI.index = 1;  PAWI.attrs = ParamAttr::StructRet; // first arg
      Attrs.push_back(PAWI);
      PAL = ParamAttrsList::get(Attrs);
    }

    const FunctionType *FT = 
      FunctionType::get(RetTy, ParamTyList, isVarArg, PAL);
    const PointerType *PFT = PointerType::get(FT);
    delete yyvsp[-6].TypeVal.PAT;

    ValID ID;
    if (!FunctionName.empty()) {
      ID = ValID::create((char*)FunctionName.c_str());
    } else {
      ID = ValID::create((int)CurModule.Values[PFT].size());
    }
    ID.S.makeComposite(FTySign);

    Function *Fn = 0;
    Module* M = CurModule.CurrentModule;

    // See if this function was forward referenced.  If so, recycle the object.
    if (GlobalValue *FWRef = CurModule.GetForwardRefForGlobal(PFT, ID)) {
      // Move the function to the end of the list, from whereever it was 
      // previously inserted.
      Fn = cast<Function>(FWRef);
      M->getFunctionList().remove(Fn);
      M->getFunctionList().push_back(Fn);
    } else if (!FunctionName.empty()) {
      GlobalValue *Conflict = M->getFunction(FunctionName);
      if (!Conflict)
        Conflict = M->getNamedGlobal(FunctionName);
      if (Conflict && PFT == Conflict->getType()) {
        if (!CurFun.isDeclare && !Conflict->isDeclaration()) {
          // We have two function definitions that conflict, same type, same
          // name. We should really check to make sure that this is the result
          // of integer type planes collapsing and generate an error if it is
          // not, but we'll just rename on the assumption that it is. However,
          // let's do it intelligently and rename the internal linkage one
          // if there is one.
          std::string NewName(makeNameUnique(FunctionName));
          if (Conflict->hasInternalLinkage()) {
            Conflict->setName(NewName);
            RenameMapKey Key = 
              makeRenameMapKey(FunctionName, Conflict->getType(), ID.S);
            CurModule.RenameMap[Key] = NewName;
            Fn = new Function(FT, CurFun.Linkage, FunctionName, M);
            InsertValue(Fn, CurModule.Values);
          } else {
            Fn = new Function(FT, CurFun.Linkage, NewName, M);
            InsertValue(Fn, CurModule.Values);
            RenameMapKey Key = 
              makeRenameMapKey(FunctionName, PFT, ID.S);
            CurModule.RenameMap[Key] = NewName;
          }
        } else {
          // If they are not both definitions, then just use the function we
          // found since the types are the same.
          Fn = cast<Function>(Conflict);

          // Make sure to strip off any argument names so we can't get 
          // conflicts.
          if (Fn->isDeclaration())
            for (Function::arg_iterator AI = Fn->arg_begin(), 
                 AE = Fn->arg_end(); AI != AE; ++AI)
              AI->setName("");
        }
      } else if (Conflict) {
        // We have two globals with the same name and different types. 
        // Previously, this was permitted because the symbol table had 
        // "type planes" and names only needed to be distinct within a 
        // type plane. After PR411 was fixed, this is no loner the case. 
        // To resolve this we must rename one of the two. 
        if (Conflict->hasInternalLinkage()) {
          // We can safely rename the Conflict.
          RenameMapKey Key = 
            makeRenameMapKey(Conflict->getName(), Conflict->getType(), 
              CurModule.NamedValueSigns[Conflict->getName()]);
          Conflict->setName(makeNameUnique(Conflict->getName()));
          CurModule.RenameMap[Key] = Conflict->getName();
          Fn = new Function(FT, CurFun.Linkage, FunctionName, M);
          InsertValue(Fn, CurModule.Values);
        } else { 
          // We can't quietly rename either of these things, but we must
          // rename one of them. Only if the function's linkage is internal can
          // we forgo a warning message about the renamed function. 
          std::string NewName = makeNameUnique(FunctionName);
          if (CurFun.Linkage != GlobalValue::InternalLinkage) {
            warning("Renaming function '" + FunctionName + "' as '" + NewName +
                    "' may cause linkage errors");
          }
          // Elect to rename the thing we're now defining.
          Fn = new Function(FT, CurFun.Linkage, NewName, M);
          InsertValue(Fn, CurModule.Values);
          RenameMapKey Key = makeRenameMapKey(FunctionName, PFT, ID.S);
          CurModule.RenameMap[Key] = NewName;
        } 
      } else {
        // There's no conflict, just define the function
        Fn = new Function(FT, CurFun.Linkage, FunctionName, M);
        InsertValue(Fn, CurModule.Values);
      }
    } else {
      // There's no conflict, just define the function
      Fn = new Function(FT, CurFun.Linkage, FunctionName, M);
      InsertValue(Fn, CurModule.Values);
    }


    CurFun.FunctionStart(Fn);

    if (CurFun.isDeclare) {
      // If we have declaration, always overwrite linkage.  This will allow us 
      // to correctly handle cases, when pointer to function is passed as 
      // argument to another function.
      Fn->setLinkage(CurFun.Linkage);
    }
    Fn->setCallingConv(upgradeCallingConv(yyvsp[-7].UIntVal));
    Fn->setAlignment(yyvsp[0].UIntVal);
    if (yyvsp[-1].StrVal) {
      Fn->setSection(yyvsp[-1].StrVal);
      free(yyvsp[-1].StrVal);
    }

    // Add all of the arguments we parsed to the function...
    if (yyvsp[-3].ArgList) {                     // Is null if empty...
      if (isVarArg) {  // Nuke the last entry
        assert(yyvsp[-3].ArgList->back().first.PAT->get() == Type::VoidTy && 
               yyvsp[-3].ArgList->back().second == 0 && "Not a varargs marker");
        delete yyvsp[-3].ArgList->back().first.PAT;
        yyvsp[-3].ArgList->pop_back();  // Delete the last entry
      }
      Function::arg_iterator ArgIt = Fn->arg_begin();
      Function::arg_iterator ArgEnd = Fn->arg_end();
      std::vector<std::pair<PATypeInfo,char*> >::iterator I = yyvsp[-3].ArgList->begin();
      std::vector<std::pair<PATypeInfo,char*> >::iterator E = yyvsp[-3].ArgList->end();
      for ( ; I != E && ArgIt != ArgEnd; ++I, ++ArgIt) {
        delete I->first.PAT;                      // Delete the typeholder...
        ValueInfo VI; VI.V = ArgIt; VI.S.copy(I->first.S); 
        setValueName(VI, I->second);           // Insert arg into symtab...
        InsertValue(ArgIt);
      }
      delete yyvsp[-3].ArgList;                     // We're now done with the argument list
    }
    lastCallingConv = OldCallingConv::C;
  ;}
    break;

  case 224:
#line 3104 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { CurFun.Linkage = yyvsp[0].Linkage; ;}
    break;

  case 225:
#line 3104 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.FunctionVal = CurFun.CurrentFunction;

    // Make sure that we keep track of the linkage type even if there was a
    // previous "declare".
    yyval.FunctionVal->setLinkage(yyvsp[-3].Linkage);
  ;}
    break;

  case 228:
#line 3118 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.FunctionVal = yyvsp[-1].FunctionVal;
  ;}
    break;

  case 229:
#line 3123 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.Linkage = GlobalValue::ExternalLinkage; ;}
    break;

  case 230:
#line 3124 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.Linkage = GlobalValue::DLLImportLinkage; ;}
    break;

  case 231:
#line 3125 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.Linkage = GlobalValue::ExternalWeakLinkage; ;}
    break;

  case 232:
#line 3129 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { CurFun.isDeclare = true; ;}
    break;

  case 233:
#line 3130 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { CurFun.Linkage = yyvsp[0].Linkage; ;}
    break;

  case 234:
#line 3130 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.FunctionVal = CurFun.CurrentFunction;
    CurFun.FunctionDone();
    
  ;}
    break;

  case 235:
#line 3142 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.BoolVal = false; ;}
    break;

  case 236:
#line 3143 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.BoolVal = true; ;}
    break;

  case 237:
#line 3148 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ValIDVal = ValID::create(yyvsp[0].SInt64Val); ;}
    break;

  case 238:
#line 3149 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ValIDVal = ValID::create(yyvsp[0].UInt64Val); ;}
    break;

  case 239:
#line 3150 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ValIDVal = ValID::create(yyvsp[0].FPVal); ;}
    break;

  case 240:
#line 3151 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { 
    yyval.ValIDVal = ValID::create(ConstantInt::get(Type::Int1Ty, true));
    yyval.ValIDVal.S.makeUnsigned();
  ;}
    break;

  case 241:
#line 3155 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { 
    yyval.ValIDVal = ValID::create(ConstantInt::get(Type::Int1Ty, false)); 
    yyval.ValIDVal.S.makeUnsigned();
  ;}
    break;

  case 242:
#line 3159 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ValIDVal = ValID::createNull(); ;}
    break;

  case 243:
#line 3160 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ValIDVal = ValID::createUndef(); ;}
    break;

  case 244:
#line 3161 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ValIDVal = ValID::createZeroInit(); ;}
    break;

  case 245:
#line 3162 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { // Nonempty unsized packed vector
    const Type *ETy = (*yyvsp[-1].ConstVector)[0].C->getType();
    int NumElements = yyvsp[-1].ConstVector->size(); 
    VectorType* pt = VectorType::get(ETy, NumElements);
    yyval.ValIDVal.S.makeComposite((*yyvsp[-1].ConstVector)[0].S);
    PATypeHolder* PTy = new PATypeHolder(HandleUpRefs(pt, yyval.ValIDVal.S));
    
    // Verify all elements are correct type!
    std::vector<Constant*> Elems;
    for (unsigned i = 0; i < yyvsp[-1].ConstVector->size(); i++) {
      Constant *C = (*yyvsp[-1].ConstVector)[i].C;
      const Type *CTy = C->getType();
      if (ETy != CTy)
        error("Element #" + utostr(i) + " is not of type '" + 
              ETy->getDescription() +"' as required!\nIt is of type '" +
              CTy->getDescription() + "'");
      Elems.push_back(C);
    }
    yyval.ValIDVal = ValID::create(ConstantVector::get(pt, Elems));
    delete PTy; delete yyvsp[-1].ConstVector;
  ;}
    break;

  case 246:
#line 3183 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.ValIDVal = ValID::create(yyvsp[0].ConstVal.C);
    yyval.ValIDVal.S.copy(yyvsp[0].ConstVal.S);
  ;}
    break;

  case 247:
#line 3187 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    char *End = UnEscapeLexed(yyvsp[-2].StrVal, true);
    std::string AsmStr = std::string(yyvsp[-2].StrVal, End);
    End = UnEscapeLexed(yyvsp[0].StrVal, true);
    std::string Constraints = std::string(yyvsp[0].StrVal, End);
    yyval.ValIDVal = ValID::createInlineAsm(AsmStr, Constraints, yyvsp[-3].BoolVal);
    free(yyvsp[-2].StrVal);
    free(yyvsp[0].StrVal);
  ;}
    break;

  case 248:
#line 3201 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {  yyval.ValIDVal = ValID::create(yyvsp[0].SIntVal); yyval.ValIDVal.S.makeSignless(); ;}
    break;

  case 249:
#line 3202 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {  yyval.ValIDVal = ValID::create(yyvsp[0].StrVal); yyval.ValIDVal.S.makeSignless(); ;}
    break;

  case 252:
#line 3215 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { 
    const Type *Ty = yyvsp[-1].TypeVal.PAT->get();
    yyvsp[0].ValIDVal.S.copy(yyvsp[-1].TypeVal.S);
    yyval.ValueVal.V = getVal(Ty, yyvsp[0].ValIDVal); 
    yyval.ValueVal.S.copy(yyvsp[-1].TypeVal.S);
    delete yyvsp[-1].TypeVal.PAT;
  ;}
    break;

  case 253:
#line 3225 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.FunctionVal = yyvsp[-1].FunctionVal;
  ;}
    break;

  case 254:
#line 3228 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { // Do not allow functions with 0 basic blocks   
    yyval.FunctionVal = yyvsp[-1].FunctionVal;
  ;}
    break;

  case 255:
#line 3237 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    ValueInfo VI; VI.V = yyvsp[0].TermInstVal.TI; VI.S.copy(yyvsp[0].TermInstVal.S);
    setValueName(VI, yyvsp[-1].StrVal);
    InsertValue(yyvsp[0].TermInstVal.TI);
    yyvsp[-2].BasicBlockVal->getInstList().push_back(yyvsp[0].TermInstVal.TI);
    InsertValue(yyvsp[-2].BasicBlockVal);
    yyval.BasicBlockVal = yyvsp[-2].BasicBlockVal;
  ;}
    break;

  case 256:
#line 3248 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (yyvsp[0].InstVal.I)
      yyvsp[-1].BasicBlockVal->getInstList().push_back(yyvsp[0].InstVal.I);
    yyval.BasicBlockVal = yyvsp[-1].BasicBlockVal;
  ;}
    break;

  case 257:
#line 3253 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.BasicBlockVal = CurBB = getBBVal(ValID::create((int)CurFun.NextBBNum++),true);
    // Make sure to move the basic block to the correct location in the
    // function, instead of leaving it inserted wherever it was first
    // referenced.
    Function::BasicBlockListType &BBL = 
      CurFun.CurrentFunction->getBasicBlockList();
    BBL.splice(BBL.end(), BBL, yyval.BasicBlockVal);
  ;}
    break;

  case 258:
#line 3262 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.BasicBlockVal = CurBB = getBBVal(ValID::create(yyvsp[0].StrVal), true);
    // Make sure to move the basic block to the correct location in the
    // function, instead of leaving it inserted wherever it was first
    // referenced.
    Function::BasicBlockListType &BBL = 
      CurFun.CurrentFunction->getBasicBlockList();
    BBL.splice(BBL.end(), BBL, yyval.BasicBlockVal);
  ;}
    break;

  case 261:
#line 3276 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {              // Return with a result...
    yyval.TermInstVal.TI = new ReturnInst(yyvsp[0].ValueVal.V);
    yyval.TermInstVal.S.makeSignless();
  ;}
    break;

  case 262:
#line 3280 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {                                       // Return with no result...
    yyval.TermInstVal.TI = new ReturnInst();
    yyval.TermInstVal.S.makeSignless();
  ;}
    break;

  case 263:
#line 3284 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {                         // Unconditional Branch...
    BasicBlock* tmpBB = getBBVal(yyvsp[0].ValIDVal);
    yyval.TermInstVal.TI = new BranchInst(tmpBB);
    yyval.TermInstVal.S.makeSignless();
  ;}
    break;

  case 264:
#line 3289 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {  
    yyvsp[-3].ValIDVal.S.makeSignless();
    yyvsp[0].ValIDVal.S.makeSignless();
    BasicBlock* tmpBBA = getBBVal(yyvsp[-3].ValIDVal);
    BasicBlock* tmpBBB = getBBVal(yyvsp[0].ValIDVal);
    yyvsp[-6].ValIDVal.S.makeUnsigned();
    Value* tmpVal = getVal(Type::Int1Ty, yyvsp[-6].ValIDVal);
    yyval.TermInstVal.TI = new BranchInst(tmpBBA, tmpBBB, tmpVal);
    yyval.TermInstVal.S.makeSignless();
  ;}
    break;

  case 265:
#line 3299 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyvsp[-6].ValIDVal.S.copy(yyvsp[-7].PrimType.S);
    Value* tmpVal = getVal(yyvsp[-7].PrimType.T, yyvsp[-6].ValIDVal);
    yyvsp[-3].ValIDVal.S.makeSignless();
    BasicBlock* tmpBB = getBBVal(yyvsp[-3].ValIDVal);
    SwitchInst *S = new SwitchInst(tmpVal, tmpBB, yyvsp[-1].JumpTable->size());
    yyval.TermInstVal.TI = S;
    yyval.TermInstVal.S.makeSignless();
    std::vector<std::pair<Constant*,BasicBlock*> >::iterator I = yyvsp[-1].JumpTable->begin(),
      E = yyvsp[-1].JumpTable->end();
    for (; I != E; ++I) {
      if (ConstantInt *CI = dyn_cast<ConstantInt>(I->first))
          S->addCase(CI, I->second);
      else
        error("Switch case is constant, but not a simple integer");
    }
    delete yyvsp[-1].JumpTable;
  ;}
    break;

  case 266:
#line 3317 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyvsp[-5].ValIDVal.S.copy(yyvsp[-6].PrimType.S);
    Value* tmpVal = getVal(yyvsp[-6].PrimType.T, yyvsp[-5].ValIDVal);
    yyvsp[-2].ValIDVal.S.makeSignless();
    BasicBlock* tmpBB = getBBVal(yyvsp[-2].ValIDVal);
    SwitchInst *S = new SwitchInst(tmpVal, tmpBB, 0);
    yyval.TermInstVal.TI = S;
    yyval.TermInstVal.S.makeSignless();
  ;}
    break;

  case 267:
#line 3327 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const PointerType *PFTy;
    const FunctionType *Ty;
    Signedness FTySign;

    if (!(PFTy = dyn_cast<PointerType>(yyvsp[-10].TypeVal.PAT->get())) ||
        !(Ty = dyn_cast<FunctionType>(PFTy->getElementType()))) {
      // Pull out the types of all of the arguments...
      std::vector<const Type*> ParamTypes;
      FTySign.makeComposite(yyvsp[-10].TypeVal.S);
      if (yyvsp[-7].ValueList) {
        for (std::vector<ValueInfo>::iterator I = yyvsp[-7].ValueList->begin(), E = yyvsp[-7].ValueList->end();
             I != E; ++I) {
          ParamTypes.push_back((*I).V->getType());
          FTySign.add(I->S);
        }
      }
      ParamAttrsList *PAL = 0;
      if (yyvsp[-11].UIntVal == OldCallingConv::CSRet) {
        ParamAttrsVector Attrs;
        ParamAttrsWithIndex PAWI;
        PAWI.index = 1;  PAWI.attrs = ParamAttr::StructRet; // first arg
        Attrs.push_back(PAWI);
        PAL = ParamAttrsList::get(Attrs);
      }
      bool isVarArg = ParamTypes.size() && ParamTypes.back() == Type::VoidTy;
      if (isVarArg) ParamTypes.pop_back();
      Ty = FunctionType::get(yyvsp[-10].TypeVal.PAT->get(), ParamTypes, isVarArg, PAL);
      PFTy = PointerType::get(Ty);
      yyval.TermInstVal.S.copy(yyvsp[-10].TypeVal.S);
    } else {
      FTySign = yyvsp[-10].TypeVal.S;
      // Get the signedness of the result type. $3 is the pointer to the
      // function type so we get the 0th element to extract the function type,
      // and then the 0th element again to get the result type.
      yyval.TermInstVal.S.copy(yyvsp[-10].TypeVal.S.get(0).get(0)); 
    }

    yyvsp[-9].ValIDVal.S.makeComposite(FTySign);
    Value *V = getVal(PFTy, yyvsp[-9].ValIDVal);   // Get the function we're calling...
    BasicBlock *Normal = getBBVal(yyvsp[-3].ValIDVal);
    BasicBlock *Except = getBBVal(yyvsp[0].ValIDVal);

    // Create the call node...
    if (!yyvsp[-7].ValueList) {                                   // Has no arguments?
      yyval.TermInstVal.TI = new InvokeInst(V, Normal, Except, 0, 0);
    } else {                                     // Has arguments?
      // Loop through FunctionType's arguments and ensure they are specified
      // correctly!
      //
      FunctionType::param_iterator I = Ty->param_begin();
      FunctionType::param_iterator E = Ty->param_end();
      std::vector<ValueInfo>::iterator ArgI = yyvsp[-7].ValueList->begin(), ArgE = yyvsp[-7].ValueList->end();

      std::vector<Value*> Args;
      for (; ArgI != ArgE && I != E; ++ArgI, ++I) {
        if ((*ArgI).V->getType() != *I)
          error("Parameter " +(*ArgI).V->getName()+ " is not of type '" +
                (*I)->getDescription() + "'");
        Args.push_back((*ArgI).V);
      }

      if (I != E || (ArgI != ArgE && !Ty->isVarArg()))
        error("Invalid number of parameters detected");

      yyval.TermInstVal.TI = new InvokeInst(V, Normal, Except, &Args[0], Args.size());
    }
    cast<InvokeInst>(yyval.TermInstVal.TI)->setCallingConv(upgradeCallingConv(yyvsp[-11].UIntVal));
    delete yyvsp[-10].TypeVal.PAT;
    delete yyvsp[-7].ValueList;
    lastCallingConv = OldCallingConv::C;
  ;}
    break;

  case 268:
#line 3399 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.TermInstVal.TI = new UnwindInst();
    yyval.TermInstVal.S.makeSignless();
  ;}
    break;

  case 269:
#line 3403 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.TermInstVal.TI = new UnreachableInst();
    yyval.TermInstVal.S.makeSignless();
  ;}
    break;

  case 270:
#line 3410 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.JumpTable = yyvsp[-5].JumpTable;
    yyvsp[-3].ValIDVal.S.copy(yyvsp[-4].PrimType.S);
    Constant *V = cast<Constant>(getExistingValue(yyvsp[-4].PrimType.T, yyvsp[-3].ValIDVal));
    
    if (V == 0)
      error("May only switch on a constant pool value");

    yyvsp[0].ValIDVal.S.makeSignless();
    BasicBlock* tmpBB = getBBVal(yyvsp[0].ValIDVal);
    yyval.JumpTable->push_back(std::make_pair(V, tmpBB));
  ;}
    break;

  case 271:
#line 3422 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.JumpTable = new std::vector<std::pair<Constant*, BasicBlock*> >();
    yyvsp[-3].ValIDVal.S.copy(yyvsp[-4].PrimType.S);
    Constant *V = cast<Constant>(getExistingValue(yyvsp[-4].PrimType.T, yyvsp[-3].ValIDVal));

    if (V == 0)
      error("May only switch on a constant pool value");

    yyvsp[0].ValIDVal.S.makeSignless();
    BasicBlock* tmpBB = getBBVal(yyvsp[0].ValIDVal);
    yyval.JumpTable->push_back(std::make_pair(V, tmpBB)); 
  ;}
    break;

  case 272:
#line 3437 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    bool omit = false;
    if (yyvsp[-1].StrVal)
      if (BitCastInst *BCI = dyn_cast<BitCastInst>(yyvsp[0].InstVal.I))
        if (BCI->getSrcTy() == BCI->getDestTy() && 
            BCI->getOperand(0)->getName() == yyvsp[-1].StrVal)
          // This is a useless bit cast causing a name redefinition. It is
          // a bit cast from a type to the same type of an operand with the
          // same name as the name we would give this instruction. Since this
          // instruction results in no code generation, it is safe to omit
          // the instruction. This situation can occur because of collapsed
          // type planes. For example:
          //   %X = add int %Y, %Z
          //   %X = cast int %Y to uint
          // After upgrade, this looks like:
          //   %X = add i32 %Y, %Z
          //   %X = bitcast i32 to i32
          // The bitcast is clearly useless so we omit it.
          omit = true;
    if (omit) {
      yyval.InstVal.I = 0;
      yyval.InstVal.S.makeSignless();
    } else {
      ValueInfo VI; VI.V = yyvsp[0].InstVal.I; VI.S.copy(yyvsp[0].InstVal.S);
      setValueName(VI, yyvsp[-1].StrVal);
      InsertValue(yyvsp[0].InstVal.I);
      yyval.InstVal = yyvsp[0].InstVal;
    }
  ;}
    break;

  case 273:
#line 3467 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {    // Used for PHI nodes
    yyval.PHIList.P = new std::list<std::pair<Value*, BasicBlock*> >();
    yyval.PHIList.S.copy(yyvsp[-5].TypeVal.S);
    yyvsp[-3].ValIDVal.S.copy(yyvsp[-5].TypeVal.S);
    Value* tmpVal = getVal(yyvsp[-5].TypeVal.PAT->get(), yyvsp[-3].ValIDVal);
    yyvsp[-1].ValIDVal.S.makeSignless();
    BasicBlock* tmpBB = getBBVal(yyvsp[-1].ValIDVal);
    yyval.PHIList.P->push_back(std::make_pair(tmpVal, tmpBB));
    delete yyvsp[-5].TypeVal.PAT;
  ;}
    break;

  case 274:
#line 3477 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.PHIList = yyvsp[-6].PHIList;
    yyvsp[-3].ValIDVal.S.copy(yyvsp[-6].PHIList.S);
    Value* tmpVal = getVal(yyvsp[-6].PHIList.P->front().first->getType(), yyvsp[-3].ValIDVal);
    yyvsp[-1].ValIDVal.S.makeSignless();
    BasicBlock* tmpBB = getBBVal(yyvsp[-1].ValIDVal);
    yyvsp[-6].PHIList.P->push_back(std::make_pair(tmpVal, tmpBB));
  ;}
    break;

  case 275:
#line 3487 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {    // Used for call statements, and memory insts...
    yyval.ValueList = new std::vector<ValueInfo>();
    yyval.ValueList->push_back(yyvsp[0].ValueVal);
  ;}
    break;

  case 276:
#line 3491 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.ValueList = yyvsp[-2].ValueList;
    yyvsp[-2].ValueList->push_back(yyvsp[0].ValueVal);
  ;}
    break;

  case 278:
#line 3499 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ValueList = 0; ;}
    break;

  case 279:
#line 3503 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.BoolVal = true;
  ;}
    break;

  case 280:
#line 3506 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.BoolVal = false;
  ;}
    break;

  case 281:
#line 3512 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyvsp[-2].ValIDVal.S.copy(yyvsp[-3].TypeVal.S);
    yyvsp[0].ValIDVal.S.copy(yyvsp[-3].TypeVal.S);
    const Type* Ty = yyvsp[-3].TypeVal.PAT->get();
    if (!Ty->isInteger() && !Ty->isFloatingPoint() && !isa<VectorType>(Ty))
      error("Arithmetic operator requires integer, FP, or packed operands");
    if (isa<VectorType>(Ty) && 
        (yyvsp[-4].BinaryOpVal == URemOp || yyvsp[-4].BinaryOpVal == SRemOp || yyvsp[-4].BinaryOpVal == FRemOp || yyvsp[-4].BinaryOpVal == RemOp))
      error("Remainder not supported on vector types");
    // Upgrade the opcode from obsolete versions before we do anything with it.
    Instruction::BinaryOps Opcode = getBinaryOp(yyvsp[-4].BinaryOpVal, Ty, yyvsp[-3].TypeVal.S);
    Value* val1 = getVal(Ty, yyvsp[-2].ValIDVal); 
    Value* val2 = getVal(Ty, yyvsp[0].ValIDVal);
    yyval.InstVal.I = BinaryOperator::create(Opcode, val1, val2);
    if (yyval.InstVal.I == 0)
      error("binary operator returned null");
    yyval.InstVal.S.copy(yyvsp[-3].TypeVal.S);
    delete yyvsp[-3].TypeVal.PAT;
  ;}
    break;

  case 282:
#line 3531 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyvsp[-2].ValIDVal.S.copy(yyvsp[-3].TypeVal.S);
    yyvsp[0].ValIDVal.S.copy(yyvsp[-3].TypeVal.S);
    const Type *Ty = yyvsp[-3].TypeVal.PAT->get();
    if (!Ty->isInteger()) {
      if (!isa<VectorType>(Ty) ||
          !cast<VectorType>(Ty)->getElementType()->isInteger())
        error("Logical operator requires integral operands");
    }
    Instruction::BinaryOps Opcode = getBinaryOp(yyvsp[-4].BinaryOpVal, Ty, yyvsp[-3].TypeVal.S);
    Value* tmpVal1 = getVal(Ty, yyvsp[-2].ValIDVal);
    Value* tmpVal2 = getVal(Ty, yyvsp[0].ValIDVal);
    yyval.InstVal.I = BinaryOperator::create(Opcode, tmpVal1, tmpVal2);
    if (yyval.InstVal.I == 0)
      error("binary operator returned null");
    yyval.InstVal.S.copy(yyvsp[-3].TypeVal.S);
    delete yyvsp[-3].TypeVal.PAT;
  ;}
    break;

  case 283:
#line 3549 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyvsp[-2].ValIDVal.S.copy(yyvsp[-3].TypeVal.S);
    yyvsp[0].ValIDVal.S.copy(yyvsp[-3].TypeVal.S);
    const Type* Ty = yyvsp[-3].TypeVal.PAT->get();
    if(isa<VectorType>(Ty))
      error("VectorTypes currently not supported in setcc instructions");
    unsigned short pred;
    Instruction::OtherOps Opcode = getCompareOp(yyvsp[-4].BinaryOpVal, pred, Ty, yyvsp[-3].TypeVal.S);
    Value* tmpVal1 = getVal(Ty, yyvsp[-2].ValIDVal);
    Value* tmpVal2 = getVal(Ty, yyvsp[0].ValIDVal);
    yyval.InstVal.I = CmpInst::create(Opcode, pred, tmpVal1, tmpVal2);
    if (yyval.InstVal.I == 0)
      error("binary operator returned null");
    yyval.InstVal.S.makeUnsigned();
    delete yyvsp[-3].TypeVal.PAT;
  ;}
    break;

  case 284:
#line 3565 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyvsp[-2].ValIDVal.S.copy(yyvsp[-3].TypeVal.S);
    yyvsp[0].ValIDVal.S.copy(yyvsp[-3].TypeVal.S);
    const Type *Ty = yyvsp[-3].TypeVal.PAT->get();
    if (isa<VectorType>(Ty)) 
      error("VectorTypes currently not supported in icmp instructions");
    else if (!Ty->isInteger() && !isa<PointerType>(Ty))
      error("icmp requires integer or pointer typed operands");
    Value* tmpVal1 = getVal(Ty, yyvsp[-2].ValIDVal);
    Value* tmpVal2 = getVal(Ty, yyvsp[0].ValIDVal);
    yyval.InstVal.I = new ICmpInst(yyvsp[-4].IPred, tmpVal1, tmpVal2);
    yyval.InstVal.S.makeUnsigned();
    delete yyvsp[-3].TypeVal.PAT;
  ;}
    break;

  case 285:
#line 3579 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyvsp[-2].ValIDVal.S.copy(yyvsp[-3].TypeVal.S);
    yyvsp[0].ValIDVal.S.copy(yyvsp[-3].TypeVal.S);
    const Type *Ty = yyvsp[-3].TypeVal.PAT->get();
    if (isa<VectorType>(Ty))
      error("VectorTypes currently not supported in fcmp instructions");
    else if (!Ty->isFloatingPoint())
      error("fcmp instruction requires floating point operands");
    Value* tmpVal1 = getVal(Ty, yyvsp[-2].ValIDVal);
    Value* tmpVal2 = getVal(Ty, yyvsp[0].ValIDVal);
    yyval.InstVal.I = new FCmpInst(yyvsp[-4].FPred, tmpVal1, tmpVal2);
    yyval.InstVal.S.makeUnsigned();
    delete yyvsp[-3].TypeVal.PAT;
  ;}
    break;

  case 286:
#line 3593 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    warning("Use of obsolete 'not' instruction: Replacing with 'xor");
    const Type *Ty = yyvsp[0].ValueVal.V->getType();
    Value *Ones = ConstantInt::getAllOnesValue(Ty);
    if (Ones == 0)
      error("Expected integral type for not instruction");
    yyval.InstVal.I = BinaryOperator::create(Instruction::Xor, yyvsp[0].ValueVal.V, Ones);
    if (yyval.InstVal.I == 0)
      error("Could not create a xor instruction");
    yyval.InstVal.S.copy(yyvsp[0].ValueVal.S);
  ;}
    break;

  case 287:
#line 3604 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (!yyvsp[0].ValueVal.V->getType()->isInteger() ||
        cast<IntegerType>(yyvsp[0].ValueVal.V->getType())->getBitWidth() != 8)
      error("Shift amount must be int8");
    const Type* Ty = yyvsp[-2].ValueVal.V->getType();
    if (!Ty->isInteger())
      error("Shift constant expression requires integer operand");
    Value* ShiftAmt = 0;
    if (cast<IntegerType>(Ty)->getBitWidth() > Type::Int8Ty->getBitWidth())
      if (Constant *C = dyn_cast<Constant>(yyvsp[0].ValueVal.V))
        ShiftAmt = ConstantExpr::getZExt(C, Ty);
      else
        ShiftAmt = new ZExtInst(yyvsp[0].ValueVal.V, Ty, makeNameUnique("shift"), CurBB);
    else
      ShiftAmt = yyvsp[0].ValueVal.V;
    yyval.InstVal.I = BinaryOperator::create(getBinaryOp(yyvsp[-3].BinaryOpVal, Ty, yyvsp[-2].ValueVal.S), yyvsp[-2].ValueVal.V, ShiftAmt);
    yyval.InstVal.S.copy(yyvsp[-2].ValueVal.S);
  ;}
    break;

  case 288:
#line 3622 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type *DstTy = yyvsp[0].TypeVal.PAT->get();
    if (!DstTy->isFirstClassType())
      error("cast instruction to a non-primitive type: '" +
            DstTy->getDescription() + "'");
    yyval.InstVal.I = cast<Instruction>(getCast(yyvsp[-3].CastOpVal, yyvsp[-2].ValueVal.V, yyvsp[-2].ValueVal.S, DstTy, yyvsp[0].TypeVal.S, true));
    yyval.InstVal.S.copy(yyvsp[0].TypeVal.S);
    delete yyvsp[0].TypeVal.PAT;
  ;}
    break;

  case 289:
#line 3631 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (!yyvsp[-4].ValueVal.V->getType()->isInteger() ||
        cast<IntegerType>(yyvsp[-4].ValueVal.V->getType())->getBitWidth() != 1)
      error("select condition must be bool");
    if (yyvsp[-2].ValueVal.V->getType() != yyvsp[0].ValueVal.V->getType())
      error("select value types should match");
    yyval.InstVal.I = new SelectInst(yyvsp[-4].ValueVal.V, yyvsp[-2].ValueVal.V, yyvsp[0].ValueVal.V);
    yyval.InstVal.S.copy(yyvsp[-2].ValueVal.S);
  ;}
    break;

  case 290:
#line 3640 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type *Ty = yyvsp[0].TypeVal.PAT->get();
    NewVarArgs = true;
    yyval.InstVal.I = new VAArgInst(yyvsp[-2].ValueVal.V, Ty);
    yyval.InstVal.S.copy(yyvsp[0].TypeVal.S);
    delete yyvsp[0].TypeVal.PAT;
  ;}
    break;

  case 291:
#line 3647 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type* ArgTy = yyvsp[-2].ValueVal.V->getType();
    const Type* DstTy = yyvsp[0].TypeVal.PAT->get();
    ObsoleteVarArgs = true;
    Function* NF = cast<Function>(CurModule.CurrentModule->
      getOrInsertFunction("llvm.va_copy", ArgTy, ArgTy, (Type *)0));

    //b = vaarg a, t -> 
    //foo = alloca 1 of t
    //bar = vacopy a 
    //store bar -> foo
    //b = vaarg foo, t
    AllocaInst* foo = new AllocaInst(ArgTy, 0, "vaarg.fix");
    CurBB->getInstList().push_back(foo);
    CallInst* bar = new CallInst(NF, yyvsp[-2].ValueVal.V);
    CurBB->getInstList().push_back(bar);
    CurBB->getInstList().push_back(new StoreInst(bar, foo));
    yyval.InstVal.I = new VAArgInst(foo, DstTy);
    yyval.InstVal.S.copy(yyvsp[0].TypeVal.S);
    delete yyvsp[0].TypeVal.PAT;
  ;}
    break;

  case 292:
#line 3668 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type* ArgTy = yyvsp[-2].ValueVal.V->getType();
    const Type* DstTy = yyvsp[0].TypeVal.PAT->get();
    ObsoleteVarArgs = true;
    Function* NF = cast<Function>(CurModule.CurrentModule->
      getOrInsertFunction("llvm.va_copy", ArgTy, ArgTy, (Type *)0));

    //b = vanext a, t ->
    //foo = alloca 1 of t
    //bar = vacopy a
    //store bar -> foo
    //tmp = vaarg foo, t
    //b = load foo
    AllocaInst* foo = new AllocaInst(ArgTy, 0, "vanext.fix");
    CurBB->getInstList().push_back(foo);
    CallInst* bar = new CallInst(NF, yyvsp[-2].ValueVal.V);
    CurBB->getInstList().push_back(bar);
    CurBB->getInstList().push_back(new StoreInst(bar, foo));
    Instruction* tmp = new VAArgInst(foo, DstTy);
    CurBB->getInstList().push_back(tmp);
    yyval.InstVal.I = new LoadInst(foo);
    yyval.InstVal.S.copy(yyvsp[0].TypeVal.S);
    delete yyvsp[0].TypeVal.PAT;
  ;}
    break;

  case 293:
#line 3692 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (!ExtractElementInst::isValidOperands(yyvsp[-2].ValueVal.V, yyvsp[0].ValueVal.V))
      error("Invalid extractelement operands");
    yyval.InstVal.I = new ExtractElementInst(yyvsp[-2].ValueVal.V, yyvsp[0].ValueVal.V);
    yyval.InstVal.S.copy(yyvsp[-2].ValueVal.S.get(0));
  ;}
    break;

  case 294:
#line 3698 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (!InsertElementInst::isValidOperands(yyvsp[-4].ValueVal.V, yyvsp[-2].ValueVal.V, yyvsp[0].ValueVal.V))
      error("Invalid insertelement operands");
    yyval.InstVal.I = new InsertElementInst(yyvsp[-4].ValueVal.V, yyvsp[-2].ValueVal.V, yyvsp[0].ValueVal.V);
    yyval.InstVal.S.copy(yyvsp[-4].ValueVal.S);
  ;}
    break;

  case 295:
#line 3704 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    if (!ShuffleVectorInst::isValidOperands(yyvsp[-4].ValueVal.V, yyvsp[-2].ValueVal.V, yyvsp[0].ValueVal.V))
      error("Invalid shufflevector operands");
    yyval.InstVal.I = new ShuffleVectorInst(yyvsp[-4].ValueVal.V, yyvsp[-2].ValueVal.V, yyvsp[0].ValueVal.V);
    yyval.InstVal.S.copy(yyvsp[-4].ValueVal.S);
  ;}
    break;

  case 296:
#line 3710 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type *Ty = yyvsp[0].PHIList.P->front().first->getType();
    if (!Ty->isFirstClassType())
      error("PHI node operands must be of first class type");
    PHINode *PHI = new PHINode(Ty);
    PHI->reserveOperandSpace(yyvsp[0].PHIList.P->size());
    while (yyvsp[0].PHIList.P->begin() != yyvsp[0].PHIList.P->end()) {
      if (yyvsp[0].PHIList.P->front().first->getType() != Ty) 
        error("All elements of a PHI node must be of the same type");
      PHI->addIncoming(yyvsp[0].PHIList.P->front().first, yyvsp[0].PHIList.P->front().second);
      yyvsp[0].PHIList.P->pop_front();
    }
    yyval.InstVal.I = PHI;
    yyval.InstVal.S.copy(yyvsp[0].PHIList.S);
    delete yyvsp[0].PHIList.P;  // Free the list...
  ;}
    break;

  case 297:
#line 3726 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    // Handle the short call syntax
    const PointerType *PFTy;
    const FunctionType *FTy;
    Signedness FTySign;
    if (!(PFTy = dyn_cast<PointerType>(yyvsp[-4].TypeVal.PAT->get())) ||
        !(FTy = dyn_cast<FunctionType>(PFTy->getElementType()))) {
      // Pull out the types of all of the arguments...
      std::vector<const Type*> ParamTypes;
      FTySign.makeComposite(yyvsp[-4].TypeVal.S);
      if (yyvsp[-1].ValueList) {
        for (std::vector<ValueInfo>::iterator I = yyvsp[-1].ValueList->begin(), E = yyvsp[-1].ValueList->end();
             I != E; ++I) {
          ParamTypes.push_back((*I).V->getType());
          FTySign.add(I->S);
        }
      }

      bool isVarArg = ParamTypes.size() && ParamTypes.back() == Type::VoidTy;
      if (isVarArg) ParamTypes.pop_back();

      const Type *RetTy = yyvsp[-4].TypeVal.PAT->get();
      if (!RetTy->isFirstClassType() && RetTy != Type::VoidTy)
        error("Functions cannot return aggregate types");

      // Deal with CSRetCC
      ParamAttrsList *PAL = 0;
      if (yyvsp[-5].UIntVal == OldCallingConv::CSRet) {
        ParamAttrsVector Attrs;
        ParamAttrsWithIndex PAWI;
        PAWI.index = 1;  PAWI.attrs = ParamAttr::StructRet; // first arg
        Attrs.push_back(PAWI);
        PAL = ParamAttrsList::get(Attrs);
      }

      FTy = FunctionType::get(RetTy, ParamTypes, isVarArg, PAL);
      PFTy = PointerType::get(FTy);
      yyval.InstVal.S.copy(yyvsp[-4].TypeVal.S);
    } else {
      FTySign = yyvsp[-4].TypeVal.S;
      // Get the signedness of the result type. $3 is the pointer to the
      // function type so we get the 0th element to extract the function type,
      // and then the 0th element again to get the result type.
      yyval.InstVal.S.copy(yyvsp[-4].TypeVal.S.get(0).get(0)); 
    }
    yyvsp[-3].ValIDVal.S.makeComposite(FTySign);

    // First upgrade any intrinsic calls.
    std::vector<Value*> Args;
    if (yyvsp[-1].ValueList)
      for (unsigned i = 0, e = yyvsp[-1].ValueList->size(); i < e; ++i) 
        Args.push_back((*yyvsp[-1].ValueList)[i].V);
    Instruction *Inst = upgradeIntrinsicCall(FTy->getReturnType(), yyvsp[-3].ValIDVal, Args);

    // If we got an upgraded intrinsic
    if (Inst) {
      yyval.InstVal.I = Inst;
    } else {
      // Get the function we're calling
      Value *V = getVal(PFTy, yyvsp[-3].ValIDVal);

      // Check the argument values match
      if (!yyvsp[-1].ValueList) {                                   // Has no arguments?
        // Make sure no arguments is a good thing!
        if (FTy->getNumParams() != 0)
          error("No arguments passed to a function that expects arguments");
      } else {                                     // Has arguments?
        // Loop through FunctionType's arguments and ensure they are specified
        // correctly!
        //
        FunctionType::param_iterator I = FTy->param_begin();
        FunctionType::param_iterator E = FTy->param_end();
        std::vector<ValueInfo>::iterator ArgI = yyvsp[-1].ValueList->begin(), ArgE = yyvsp[-1].ValueList->end();

        for (; ArgI != ArgE && I != E; ++ArgI, ++I)
          if ((*ArgI).V->getType() != *I)
            error("Parameter " +(*ArgI).V->getName()+ " is not of type '" +
                  (*I)->getDescription() + "'");

        if (I != E || (ArgI != ArgE && !FTy->isVarArg()))
          error("Invalid number of parameters detected");
      }

      // Create the call instruction
      CallInst *CI = new CallInst(V, Args.begin(), Args.end());
      CI->setTailCall(yyvsp[-6].BoolVal);
      CI->setCallingConv(upgradeCallingConv(yyvsp[-5].UIntVal));
      yyval.InstVal.I = CI;
    }
    delete yyvsp[-4].TypeVal.PAT;
    delete yyvsp[-1].ValueList;
    lastCallingConv = OldCallingConv::C;
  ;}
    break;

  case 298:
#line 3819 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyval.InstVal = yyvsp[0].InstVal;
  ;}
    break;

  case 299:
#line 3827 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ValueList = yyvsp[0].ValueList; ;}
    break;

  case 300:
#line 3828 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.ValueList = new std::vector<ValueInfo>(); ;}
    break;

  case 301:
#line 3832 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.BoolVal = true; ;}
    break;

  case 302:
#line 3833 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    { yyval.BoolVal = false; ;}
    break;

  case 303:
#line 3837 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type *Ty = yyvsp[-1].TypeVal.PAT->get();
    yyval.InstVal.S.makeComposite(yyvsp[-1].TypeVal.S);
    yyval.InstVal.I = new MallocInst(Ty, 0, yyvsp[0].UIntVal);
    delete yyvsp[-1].TypeVal.PAT;
  ;}
    break;

  case 304:
#line 3843 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type *Ty = yyvsp[-4].TypeVal.PAT->get();
    yyvsp[-1].ValIDVal.S.makeUnsigned();
    yyval.InstVal.S.makeComposite(yyvsp[-4].TypeVal.S);
    yyval.InstVal.I = new MallocInst(Ty, getVal(yyvsp[-2].PrimType.T, yyvsp[-1].ValIDVal), yyvsp[0].UIntVal);
    delete yyvsp[-4].TypeVal.PAT;
  ;}
    break;

  case 305:
#line 3850 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type *Ty = yyvsp[-1].TypeVal.PAT->get();
    yyval.InstVal.S.makeComposite(yyvsp[-1].TypeVal.S);
    yyval.InstVal.I = new AllocaInst(Ty, 0, yyvsp[0].UIntVal);
    delete yyvsp[-1].TypeVal.PAT;
  ;}
    break;

  case 306:
#line 3856 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type *Ty = yyvsp[-4].TypeVal.PAT->get();
    yyvsp[-1].ValIDVal.S.makeUnsigned();
    yyval.InstVal.S.makeComposite(yyvsp[-2].PrimType.S);
    yyval.InstVal.I = new AllocaInst(Ty, getVal(yyvsp[-2].PrimType.T, yyvsp[-1].ValIDVal), yyvsp[0].UIntVal);
    delete yyvsp[-4].TypeVal.PAT;
  ;}
    break;

  case 307:
#line 3863 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type *PTy = yyvsp[0].ValueVal.V->getType();
    if (!isa<PointerType>(PTy))
      error("Trying to free nonpointer type '" + PTy->getDescription() + "'");
    yyval.InstVal.I = new FreeInst(yyvsp[0].ValueVal.V);
    yyval.InstVal.S.makeSignless();
  ;}
    break;

  case 308:
#line 3870 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    const Type* Ty = yyvsp[-1].TypeVal.PAT->get();
    yyvsp[0].ValIDVal.S.copy(yyvsp[-1].TypeVal.S);
    if (!isa<PointerType>(Ty))
      error("Can't load from nonpointer type: " + Ty->getDescription());
    if (!cast<PointerType>(Ty)->getElementType()->isFirstClassType())
      error("Can't load from pointer of non-first-class type: " +
                     Ty->getDescription());
    Value* tmpVal = getVal(Ty, yyvsp[0].ValIDVal);
    yyval.InstVal.I = new LoadInst(tmpVal, "", yyvsp[-3].BoolVal);
    yyval.InstVal.S.copy(yyvsp[-1].TypeVal.S.get(0));
    delete yyvsp[-1].TypeVal.PAT;
  ;}
    break;

  case 309:
#line 3883 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyvsp[0].ValIDVal.S.copy(yyvsp[-1].TypeVal.S);
    const PointerType *PTy = dyn_cast<PointerType>(yyvsp[-1].TypeVal.PAT->get());
    if (!PTy)
      error("Can't store to a nonpointer type: " + 
             yyvsp[-1].TypeVal.PAT->get()->getDescription());
    const Type *ElTy = PTy->getElementType();
    Value *StoreVal = yyvsp[-3].ValueVal.V;
    Value* tmpVal = getVal(PTy, yyvsp[0].ValIDVal);
    if (ElTy != yyvsp[-3].ValueVal.V->getType()) {
      StoreVal = handleSRetFuncTypeMerge(yyvsp[-3].ValueVal.V, ElTy);
      if (!StoreVal)
        error("Can't store '" + yyvsp[-3].ValueVal.V->getType()->getDescription() +
              "' into space of type '" + ElTy->getDescription() + "'");
      else {
        PTy = PointerType::get(StoreVal->getType());
        if (Constant *C = dyn_cast<Constant>(tmpVal))
          tmpVal = ConstantExpr::getBitCast(C, PTy);
        else
          tmpVal = new BitCastInst(tmpVal, PTy, "upgrd.cast", CurBB);
      }
    }
    yyval.InstVal.I = new StoreInst(StoreVal, tmpVal, yyvsp[-5].BoolVal);
    yyval.InstVal.S.makeSignless();
    delete yyvsp[-1].TypeVal.PAT;
  ;}
    break;

  case 310:
#line 3909 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"
    {
    yyvsp[-1].ValIDVal.S.copy(yyvsp[-2].TypeVal.S);
    const Type* Ty = yyvsp[-2].TypeVal.PAT->get();
    if (!isa<PointerType>(Ty))
      error("getelementptr insn requires pointer operand");

    std::vector<Value*> VIndices;
    upgradeGEPInstIndices(Ty, yyvsp[0].ValueList, VIndices);

    Value* tmpVal = getVal(Ty, yyvsp[-1].ValIDVal);
    yyval.InstVal.I = new GetElementPtrInst(tmpVal, &VIndices[0], VIndices.size());
    ValueInfo VI; VI.V = tmpVal; VI.S.copy(yyvsp[-2].TypeVal.S);
    yyval.InstVal.S.copy(getElementSign(VI, VIndices));
    delete yyvsp[-2].TypeVal.PAT;
    delete yyvsp[0].ValueList;
  ;}
    break;


    }

/* Line 993 of yacc.c.  */
#line 6525 "UpgradeParser.tab.c"

  yyvsp -= yylen;
  yyssp -= yylen;


  YY_STACK_PRINT (yyss, yyssp);

  *++yyvsp = yyval;


  /* Now `shift' the result of the reduction.  Determine what state
     that goes to, based on the state we popped back to and the rule
     number reduced by.  */

  yyn = yyr1[yyn];

  yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
  if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
    yystate = yytable[yystate];
  else
    yystate = yydefgoto[yyn - YYNTOKENS];

  goto yynewstate;


/*------------------------------------.
| yyerrlab -- here on detecting error |
`------------------------------------*/
yyerrlab:
  /* If not already recovering from an error, report this error.  */
  if (!yyerrstatus)
    {
      ++yynerrs;
#if YYERROR_VERBOSE
      yyn = yypact[yystate];

      if (YYPACT_NINF < yyn && yyn < YYLAST)
	{
	  YYSIZE_T yysize = 0;
	  int yytype = YYTRANSLATE (yychar);
	  const char* yyprefix;
	  char *yymsg;
	  int yyx;

	  /* Start YYX at -YYN if negative to avoid negative indexes in
	     YYCHECK.  */
	  int yyxbegin = yyn < 0 ? -yyn : 0;

	  /* Stay within bounds of both yycheck and yytname.  */
	  int yychecklim = YYLAST - yyn;
	  int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
	  int yycount = 0;

	  yyprefix = ", expecting ";
	  for (yyx = yyxbegin; yyx < yyxend; ++yyx)
	    if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
	      {
		yysize += yystrlen (yyprefix) + yystrlen (yytname [yyx]);
		yycount += 1;
		if (yycount == 5)
		  {
		    yysize = 0;
		    break;
		  }
	      }
	  yysize += (sizeof ("syntax error, unexpected ")
		     + yystrlen (yytname[yytype]));
	  yymsg = (char *) YYSTACK_ALLOC (yysize);
	  if (yymsg != 0)
	    {
	      char *yyp = yystpcpy (yymsg, "syntax error, unexpected ");
	      yyp = yystpcpy (yyp, yytname[yytype]);

	      if (yycount < 5)
		{
		  yyprefix = ", expecting ";
		  for (yyx = yyxbegin; yyx < yyxend; ++yyx)
		    if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
		      {
			yyp = yystpcpy (yyp, yyprefix);
			yyp = yystpcpy (yyp, yytname[yyx]);
			yyprefix = " or ";
		      }
		}
	      yyerror (yymsg);
	      YYSTACK_FREE (yymsg);
	    }
	  else
	    yyerror ("syntax error; also virtual memory exhausted");
	}
      else
#endif /* YYERROR_VERBOSE */
	yyerror ("syntax error");
    }



  if (yyerrstatus == 3)
    {
      /* If just tried and failed to reuse lookahead token after an
	 error, discard it.  */

      if (yychar <= YYEOF)
        {
          /* If at end of input, pop the error token,
	     then the rest of the stack, then return failure.  */
	  if (yychar == YYEOF)
	     for (;;)
	       {
		 YYPOPSTACK;
		 if (yyssp == yyss)
		   YYABORT;
		 YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
		 yydestruct (yystos[*yyssp], yyvsp);
	       }
        }
      else
	{
	  YYDSYMPRINTF ("Error: discarding", yytoken, &yylval, &yylloc);
	  yydestruct (yytoken, &yylval);
	  yychar = YYEMPTY;

	}
    }

  /* Else will try to reuse lookahead token after shifting the error
     token.  */
  goto yyerrlab1;


/*---------------------------------------------------.
| yyerrorlab -- error raised explicitly by YYERROR.  |
`---------------------------------------------------*/
yyerrorlab:

#ifdef __GNUC__
  /* Pacify GCC when the user code never invokes YYERROR and the label
     yyerrorlab therefore never appears in user code.  */
  if (0)
     goto yyerrorlab;
#endif

  yyvsp -= yylen;
  yyssp -= yylen;
  yystate = *yyssp;
  goto yyerrlab1;


/*-------------------------------------------------------------.
| yyerrlab1 -- common code for both syntax error and YYERROR.  |
`-------------------------------------------------------------*/
yyerrlab1:
  yyerrstatus = 3;	/* Each real token shifted decrements this.  */

  for (;;)
    {
      yyn = yypact[yystate];
      if (yyn != YYPACT_NINF)
	{
	  yyn += YYTERROR;
	  if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
	    {
	      yyn = yytable[yyn];
	      if (0 < yyn)
		break;
	    }
	}

      /* Pop the current state because it cannot handle the error token.  */
      if (yyssp == yyss)
	YYABORT;

      YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
      yydestruct (yystos[yystate], yyvsp);
      YYPOPSTACK;
      yystate = *yyssp;
      YY_STACK_PRINT (yyss, yyssp);
    }

  if (yyn == YYFINAL)
    YYACCEPT;

  YYDPRINTF ((stderr, "Shifting error token, "));

  *++yyvsp = yylval;


  yystate = yyn;
  goto yynewstate;


/*-------------------------------------.
| yyacceptlab -- YYACCEPT comes here.  |
`-------------------------------------*/
yyacceptlab:
  yyresult = 0;
  goto yyreturn;

/*-----------------------------------.
| yyabortlab -- YYABORT comes here.  |
`-----------------------------------*/
yyabortlab:
  yyresult = 1;
  goto yyreturn;

#ifndef yyoverflow
/*----------------------------------------------.
| yyoverflowlab -- parser overflow comes here.  |
`----------------------------------------------*/
yyoverflowlab:
  yyerror ("parser stack overflow");
  yyresult = 2;
  /* Fall through.  */
#endif

yyreturn:
#ifndef yyoverflow
  if (yyss != yyssa)
    YYSTACK_FREE (yyss);
#endif
  return yyresult;
}


#line 3927 "/users/dag/projects/cascade/llvm.modified/tools/llvm-upgrade/UpgradeParser.y"


int yyerror(const char *ErrorMsg) {
  std::string where 
    = std::string((CurFilename == "-") ? std::string("<stdin>") : CurFilename)
                  + ":" + llvm::utostr((unsigned) Upgradelineno) + ": ";
  std::string errMsg = where + "error: " + std::string(ErrorMsg);
  if (yychar != YYEMPTY && yychar != 0)
    errMsg += " while reading token '" + std::string(Upgradetext, Upgradeleng) +
              "'.";
  std::cerr << "llvm-upgrade: " << errMsg << '\n';
  std::cout << "llvm-upgrade: parse failed.\n";
  exit(1);
}

void warning(const std::string& ErrorMsg) {
  std::string where 
    = std::string((CurFilename == "-") ? std::string("<stdin>") : CurFilename)
                  + ":" + llvm::utostr((unsigned) Upgradelineno) + ": ";
  std::string errMsg = where + "warning: " + std::string(ErrorMsg);
  if (yychar != YYEMPTY && yychar != 0)
    errMsg += " while reading token '" + std::string(Upgradetext, Upgradeleng) +
              "'.";
  std::cerr << "llvm-upgrade: " << errMsg << '\n';
}

void error(const std::string& ErrorMsg, int LineNo) {
  if (LineNo == -1) LineNo = Upgradelineno;
  Upgradelineno = LineNo;
  yyerror(ErrorMsg.c_str());
}