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llvm-mirror/utils/TableGen/FileParser.cpp.cvs
Chris Lattner 997e7e3d45 Make sure to clear CurDefmPrefix = 0, otherwise stuff after a defm won't 
parse right.  This fixes TableGen/MultiClass.td

llvm-svn: 30037
2006-09-01 22:07:27 +00:00

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/* A Bison parser, made from /Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y
by GNU Bison version 1.28 */
#define YYBISON 1 /* Identify Bison output. */
#define yyparse Fileparse
#define yylex Filelex
#define yyerror Fileerror
#define yylval Filelval
#define yychar Filechar
#define yydebug Filedebug
#define yynerrs Filenerrs
#define INT 257
#define BIT 258
#define STRING 259
#define BITS 260
#define LIST 261
#define CODE 262
#define DAG 263
#define CLASS 264
#define DEF 265
#define MULTICLASS 266
#define DEFM 267
#define FIELD 268
#define LET 269
#define IN 270
#define SHLTOK 271
#define SRATOK 272
#define SRLTOK 273
#define STRCONCATTOK 274
#define INTVAL 275
#define ID 276
#define VARNAME 277
#define STRVAL 278
#define CODEFRAGMENT 279
#line 14 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
#include "Record.h"
#include "llvm/ADT/StringExtras.h"
#include <algorithm>
#include <cstdio>
#define YYERROR_VERBOSE 1
int yyerror(const char *ErrorMsg);
int yylex();
namespace llvm {
struct MultiClass {
Record Rec; // Placeholder for template args and Name.
std::vector<Record*> DefPrototypes;
MultiClass(const std::string &Name) : Rec(Name) {}
};
static std::map<std::string, MultiClass*> MultiClasses;
extern int Filelineno;
static MultiClass *CurMultiClass = 0; // Set while parsing a multiclass.
static std::string *CurDefmPrefix = 0; // Set while parsing defm.
static Record *CurRec = 0;
static bool ParsingTemplateArgs = false;
typedef std::pair<Record*, std::vector<Init*>*> SubClassRefTy;
struct LetRecord {
std::string Name;
std::vector<unsigned> Bits;
Init *Value;
bool HasBits;
LetRecord(const std::string &N, std::vector<unsigned> *B, Init *V)
: Name(N), Value(V), HasBits(B != 0) {
if (HasBits) Bits = *B;
}
};
static std::vector<std::vector<LetRecord> > LetStack;
extern std::ostream &err();
/// getActiveRec - If inside a def/class definition, return the def/class.
/// Otherwise, if within a multidef, return it.
static Record *getActiveRec() {
return CurRec ? CurRec : &CurMultiClass->Rec;
}
static void addValue(const RecordVal &RV) {
Record *TheRec = getActiveRec();
if (RecordVal *ERV = TheRec->getValue(RV.getName())) {
// The value already exists in the class, treat this as a set...
if (ERV->setValue(RV.getValue())) {
err() << "New definition of '" << RV.getName() << "' of type '"
<< *RV.getType() << "' is incompatible with previous "
<< "definition of type '" << *ERV->getType() << "'!\n";
exit(1);
}
} else {
TheRec->addValue(RV);
}
}
static void addSuperClass(Record *SC) {
if (CurRec->isSubClassOf(SC)) {
err() << "Already subclass of '" << SC->getName() << "'!\n";
exit(1);
}
CurRec->addSuperClass(SC);
}
static void setValue(const std::string &ValName,
std::vector<unsigned> *BitList, Init *V) {
if (!V) return;
RecordVal *RV = CurRec->getValue(ValName);
if (RV == 0) {
err() << "Value '" << ValName << "' unknown!\n";
exit(1);
}
// Do not allow assignments like 'X = X'. This will just cause infinite loops
// in the resolution machinery.
if (!BitList)
if (VarInit *VI = dynamic_cast<VarInit*>(V))
if (VI->getName() == ValName)
return;
// If we are assigning to a subset of the bits in the value... then we must be
// assigning to a field of BitsRecTy, which must have a BitsInit
// initializer...
//
if (BitList) {
BitsInit *CurVal = dynamic_cast<BitsInit*>(RV->getValue());
if (CurVal == 0) {
err() << "Value '" << ValName << "' is not a bits type!\n";
exit(1);
}
// Convert the incoming value to a bits type of the appropriate size...
Init *BI = V->convertInitializerTo(new BitsRecTy(BitList->size()));
if (BI == 0) {
V->convertInitializerTo(new BitsRecTy(BitList->size()));
err() << "Initializer '" << *V << "' not compatible with bit range!\n";
exit(1);
}
// We should have a BitsInit type now...
assert(dynamic_cast<BitsInit*>(BI) != 0 || &(std::cerr << *BI) == 0);
BitsInit *BInit = (BitsInit*)BI;
BitsInit *NewVal = new BitsInit(CurVal->getNumBits());
// Loop over bits, assigning values as appropriate...
for (unsigned i = 0, e = BitList->size(); i != e; ++i) {
unsigned Bit = (*BitList)[i];
if (NewVal->getBit(Bit)) {
err() << "Cannot set bit #" << Bit << " of value '" << ValName
<< "' more than once!\n";
exit(1);
}
NewVal->setBit(Bit, BInit->getBit(i));
}
for (unsigned i = 0, e = CurVal->getNumBits(); i != e; ++i)
if (NewVal->getBit(i) == 0)
NewVal->setBit(i, CurVal->getBit(i));
V = NewVal;
}
if (RV->setValue(V)) {
err() << "Value '" << ValName << "' of type '" << *RV->getType()
<< "' is incompatible with initializer '" << *V << "'!\n";
exit(1);
}
}
// addSubClass - Add SC as a subclass to CurRec, resolving TemplateArgs as SC's
// template arguments.
static void addSubClass(Record *SC, const std::vector<Init*> &TemplateArgs) {
// Add all of the values in the subclass into the current class...
const std::vector<RecordVal> &Vals = SC->getValues();
for (unsigned i = 0, e = Vals.size(); i != e; ++i)
addValue(Vals[i]);
const std::vector<std::string> &TArgs = SC->getTemplateArgs();
// Ensure that an appropriate number of template arguments are specified...
if (TArgs.size() < TemplateArgs.size()) {
err() << "ERROR: More template args specified than expected!\n";
exit(1);
}
// Loop over all of the template arguments, setting them to the specified
// value or leaving them as the default if necessary.
for (unsigned i = 0, e = TArgs.size(); i != e; ++i) {
if (i < TemplateArgs.size()) { // A value is specified for this temp-arg?
// Set it now.
setValue(TArgs[i], 0, TemplateArgs[i]);
// Resolve it next.
CurRec->resolveReferencesTo(CurRec->getValue(TArgs[i]));
// Now remove it.
CurRec->removeValue(TArgs[i]);
} else if (!CurRec->getValue(TArgs[i])->getValue()->isComplete()) {
err() << "ERROR: Value not specified for template argument #"
<< i << " (" << TArgs[i] << ") of subclass '" << SC->getName()
<< "'!\n";
exit(1);
}
}
// Since everything went well, we can now set the "superclass" list for the
// current record.
const std::vector<Record*> &SCs = SC->getSuperClasses();
for (unsigned i = 0, e = SCs.size(); i != e; ++i)
addSuperClass(SCs[i]);
addSuperClass(SC);
}
} // End llvm namespace
using namespace llvm;
#line 208 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
typedef union {
std::string* StrVal;
int IntVal;
llvm::RecTy* Ty;
llvm::Init* Initializer;
std::vector<llvm::Init*>* FieldList;
std::vector<unsigned>* BitList;
llvm::Record* Rec;
std::vector<llvm::Record*>* RecList;
SubClassRefTy* SubClassRef;
std::vector<SubClassRefTy>* SubClassList;
std::vector<std::pair<llvm::Init*, std::string> >* DagValueList;
} YYSTYPE;
#include <stdio.h>
#ifndef __cplusplus
#ifndef __STDC__
#define const
#endif
#endif
#define YYFINAL 188
#define YYFLAG -32768
#define YYNTBASE 41
#define YYTRANSLATE(x) ((unsigned)(x) <= 279 ? yytranslate[x] : 90)
static const 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, 35,
36, 2, 2, 37, 39, 34, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 38, 40, 26,
28, 27, 29, 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,
32, 2, 33, 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, 30, 2, 31, 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, 3, 4, 5, 6,
7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
17, 18, 19, 20, 21, 22, 23, 24, 25
};
#if YYDEBUG != 0
static const short yyprhs[] = { 0,
0, 2, 4, 6, 11, 13, 18, 20, 22, 24,
25, 27, 28, 31, 33, 35, 37, 39, 41, 43,
47, 52, 57, 61, 65, 70, 75, 82, 89, 96,
103, 104, 107, 110, 115, 116, 118, 120, 124, 127,
131, 137, 142, 144, 145, 149, 150, 152, 154, 158,
163, 166, 173, 174, 177, 179, 183, 185, 190, 192,
196, 197, 200, 202, 206, 210, 211, 213, 215, 216,
218, 220, 222, 223, 227, 228, 229, 236, 240, 242,
244, 247, 249, 250, 251, 260, 261, 268, 270, 272,
274, 276, 281, 283, 287, 288, 293, 298, 301, 303,
306
};
static const short yyrhs[] = { 22,
0, 5, 0, 4, 0, 6, 26, 21, 27, 0,
3, 0, 7, 26, 42, 27, 0, 8, 0, 9,
0, 41, 0, 0, 14, 0, 0, 28, 46, 0,
22, 0, 45, 0, 21, 0, 24, 0, 25, 0,
29, 0, 30, 53, 31, 0, 22, 26, 54, 27,
0, 46, 30, 51, 31, 0, 32, 53, 33, 0,
46, 34, 22, 0, 35, 45, 49, 36, 0, 46,
32, 51, 33, 0, 17, 35, 46, 37, 46, 36,
0, 18, 35, 46, 37, 46, 36, 0, 19, 35,
46, 37, 46, 36, 0, 20, 35, 46, 37, 46,
36, 0, 0, 38, 23, 0, 46, 47, 0, 48,
37, 46, 47, 0, 0, 48, 0, 21, 0, 21,
39, 21, 0, 21, 21, 0, 50, 37, 21, 0,
50, 37, 21, 39, 21, 0, 50, 37, 21, 21,
0, 50, 0, 0, 30, 51, 31, 0, 0, 54,
0, 46, 0, 54, 37, 46, 0, 43, 42, 22,
44, 0, 55, 40, 0, 15, 22, 52, 28, 46,
40, 0, 0, 57, 56, 0, 40, 0, 30, 57,
31, 0, 41, 0, 41, 26, 54, 27, 0, 59,
0, 60, 37, 59, 0, 0, 38, 60, 0, 55,
0, 62, 37, 55, 0, 26, 62, 27, 0, 0,
63, 0, 22, 0, 0, 65, 0, 66, 0, 66,
0, 0, 61, 70, 58, 0, 0, 0, 10, 67,
72, 64, 73, 69, 0, 11, 68, 69, 0, 74,
0, 75, 0, 76, 75, 0, 22, 0, 0, 0,
12, 77, 79, 64, 80, 30, 76, 31, 0, 0,
13, 22, 82, 38, 59, 40, 0, 71, 0, 74,
0, 78, 0, 81, 0, 22, 52, 28, 46, 0,
84, 0, 85, 37, 84, 0, 0, 15, 87, 85,
16, 0, 86, 30, 88, 31, 0, 86, 83, 0,
83, 0, 88, 83, 0, 88, 0
};
#endif
#if YYDEBUG != 0
static const short yyrline[] = { 0,
244, 266, 268, 270, 272, 274, 276, 278, 280, 284,
284, 286, 286, 288, 311, 313, 315, 318, 321, 323,
336, 364, 371, 374, 381, 384, 392, 394, 396, 398,
402, 405, 409, 414, 420, 423, 426, 429, 442, 456,
458, 471, 487, 489, 489, 493, 495, 499, 502, 506,
523, 525, 531, 531, 532, 532, 534, 536, 540, 545,
550, 553, 557, 560, 565, 566, 566, 568, 568, 570,
577, 595, 620, 634, 639, 641, 643, 647, 657, 671,
674, 678, 689, 691, 693, 698, 698, 764, 764, 765,
765, 767, 772, 772, 775, 775, 778, 781, 785, 785,
787
};
#endif
#if YYDEBUG != 0 || defined (YYERROR_VERBOSE)
static const char * const yytname[] = { "$","error","$undefined.","INT","BIT",
"STRING","BITS","LIST","CODE","DAG","CLASS","DEF","MULTICLASS","DEFM","FIELD",
"LET","IN","SHLTOK","SRATOK","SRLTOK","STRCONCATTOK","INTVAL","ID","VARNAME",
"STRVAL","CODEFRAGMENT","'<'","'>'","'='","'?'","'{'","'}'","'['","']'","'.'",
"'('","')'","','","':'","'-'","';'","ClassID","Type","OptPrefix","OptValue",
"IDValue","Value","OptVarName","DagArgListNE","DagArgList","RBitList","BitList",
"OptBitList","ValueList","ValueListNE","Declaration","BodyItem","BodyList","Body",
"SubClassRef","ClassListNE","ClassList","DeclListNE","TemplateArgList","OptTemplateArgList",
"OptID","ObjectName","ClassName","DefName","ObjectBody","@1","ClassInst","@2",
"@3","DefInst","MultiClassDef","MultiClassBody","MultiClassName","MultiClassInst",
"@4","@5","DefMInst","@6","Object","LETItem","LETList","LETCommand","@7","ObjectList",
"File", NULL
};
#endif
static const short yyr1[] = { 0,
41, 42, 42, 42, 42, 42, 42, 42, 42, 43,
43, 44, 44, 45, 46, 46, 46, 46, 46, 46,
46, 46, 46, 46, 46, 46, 46, 46, 46, 46,
47, 47, 48, 48, 49, 49, 50, 50, 50, 50,
50, 50, 51, 52, 52, 53, 53, 54, 54, 55,
56, 56, 57, 57, 58, 58, 59, 59, 60, 60,
61, 61, 62, 62, 63, 64, 64, 65, 65, 66,
67, 68, 70, 69, 72, 73, 71, 74, 75, 76,
76, 77, 79, 80, 78, 82, 81, 83, 83, 83,
83, 84, 85, 85, 87, 86, 83, 83, 88, 88,
89
};
static const short yyr2[] = { 0,
1, 1, 1, 4, 1, 4, 1, 1, 1, 0,
1, 0, 2, 1, 1, 1, 1, 1, 1, 3,
4, 4, 3, 3, 4, 4, 6, 6, 6, 6,
0, 2, 2, 4, 0, 1, 1, 3, 2, 3,
5, 4, 1, 0, 3, 0, 1, 1, 3, 4,
2, 6, 0, 2, 1, 3, 1, 4, 1, 3,
0, 2, 1, 3, 3, 0, 1, 1, 0, 1,
1, 1, 0, 3, 0, 0, 6, 3, 1, 1,
2, 1, 0, 0, 8, 0, 6, 1, 1, 1,
1, 4, 1, 3, 0, 4, 4, 2, 1, 2,
1
};
static const short yydefact[] = { 0,
69, 69, 0, 0, 95, 88, 89, 90, 91, 99,
0, 101, 68, 70, 71, 75, 72, 61, 82, 83,
86, 0, 0, 98, 100, 66, 0, 73, 78, 66,
0, 44, 93, 0, 0, 10, 67, 76, 1, 57,
59, 62, 0, 84, 0, 0, 0, 96, 0, 97,
11, 0, 63, 0, 61, 0, 0, 53, 55, 74,
0, 0, 37, 43, 0, 0, 94, 5, 3, 2,
0, 0, 7, 8, 9, 0, 65, 10, 77, 0,
0, 0, 0, 16, 14, 17, 18, 19, 46, 46,
0, 15, 48, 0, 60, 10, 0, 87, 39, 0,
0, 45, 92, 0, 0, 12, 64, 0, 0, 0,
0, 0, 0, 47, 0, 14, 35, 0, 0, 0,
58, 0, 0, 56, 0, 54, 79, 80, 0, 38,
40, 0, 0, 0, 50, 0, 0, 0, 0, 0,
20, 23, 31, 36, 0, 0, 0, 24, 49, 44,
51, 85, 81, 42, 0, 4, 6, 13, 0, 0,
0, 0, 21, 0, 33, 0, 25, 22, 26, 0,
41, 0, 0, 0, 0, 32, 31, 0, 27, 28,
29, 30, 34, 0, 52, 0, 0, 0
};
static const short yydefgoto[] = { 40,
76, 52, 135, 92, 93, 165, 144, 145, 64, 65,
47, 113, 114, 53, 126, 96, 60, 41, 42, 28,
54, 37, 38, 14, 15, 16, 18, 29, 43, 6,
26, 55, 7, 128, 129, 20, 8, 30, 61, 9,
31, 10, 33, 34, 11, 22, 12, 186
};
static const short yypact[] = { 129,
3, 3, 11, 19,-32768,-32768,-32768,-32768,-32768,-32768,
2, 129,-32768,-32768,-32768,-32768,-32768, 29,-32768,-32768,
-32768, 24, 129,-32768,-32768, 43, 31,-32768,-32768, 43,
40, 50,-32768, -6, -4, 69,-32768,-32768,-32768, 59,
-32768, 61, 10,-32768, 31, 81, 78,-32768, 24,-32768,
-32768, 15,-32768, 12, 29, 41, 31,-32768,-32768,-32768,
84, 68, 8, 83, 87, 41,-32768,-32768,-32768,-32768,
111, 120,-32768,-32768,-32768, 126,-32768, 69,-32768, 114,
115, 116, 117,-32768, 127,-32768,-32768,-32768, 41, 41,
132,-32768, 113, 27,-32768, 60, 144,-32768,-32768, 135,
136,-32768, 113, 137, 15, 131,-32768, 41, 41, 41,
41, 41, 130, 123, 133,-32768, 41, 81, 81, 140,
-32768, 41, 141,-32768, 124,-32768,-32768,-32768, 5,-32768,
9, 138, 142, 41,-32768, 67, 73, 79, 85, 45,
-32768,-32768, 54, 134, 139, 143, 145,-32768, 113, 50,
-32768,-32768,-32768,-32768, 146,-32768,-32768, 113, 41, 41,
41, 41,-32768, 147,-32768, 41,-32768,-32768,-32768, 148,
-32768, 91, 94, 99, 102,-32768, 54, 41,-32768,-32768,
-32768,-32768,-32768, 47,-32768, 168, 172,-32768
};
static const short yypgoto[] = { -50,
72,-32768,-32768, 82, -66, 4,-32768,-32768,-32768, -29,
30, 89, -55, -44,-32768,-32768,-32768, -19,-32768,-32768,
-32768,-32768, 152,-32768, 181,-32768,-32768, 149,-32768,-32768,
-32768,-32768, -94, 55,-32768,-32768,-32768,-32768,-32768,-32768,
-32768, -7, 150,-32768,-32768,-32768, 162,-32768
};
#define YYLAST 204
static const short yytable[] = { 103,
94, 75, 127, 24, 25, 1, 2, 3, 4, 48,
5, 1, 2, 3, 4, 2, 5, 68, 69, 70,
71, 72, 73, 74, 13, 62, 50, 25, 99, 154,
49, 23, 19, 107, 127, 152, 39, 95, 77, 58,
21, 136, 137, 138, 139, 32, 100, 155, 78, 59,
143, 125, 39, 121, 75, 149, 140, 80, 81, 82,
83, 84, 85, 122, 86, 87, 27, 158, 36, 88,
89, 163, 90, 51, 123, 91, 118, 45, 119, 46,
120, 122, 51, 118, 56, 119, 185, 120, 146, 147,
124, 164, 172, 173, 174, 175, 118, 57, 119, 177,
120, 63, 118, 159, 119, 66, 120, 98, 118, 160,
119, 184, 120, 97, 118, 161, 119, 102, 120, 101,
118, 162, 119, 118, 120, 119, 179, 120, 118, 180,
119, 118, 120, 119, 181, 120, 104, 182, 1, 2,
3, 4, 118, 5, 119, 105, 120, 106, 108, 109,
110, 111, 112, 116, 2, 130, 131, 132, 134, 122,
141, 148, 150, 151, 156, 142, 171, 187, 157, 176,
166, 188, 117, 168, 167, 178, 133, 169, 115, 170,
183, 44, 17, 153, 35, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 67, 0,
0, 0, 0, 79
};
static const short yycheck[] = { 66,
56, 52, 97, 11, 12, 10, 11, 12, 13, 16,
15, 10, 11, 12, 13, 11, 15, 3, 4, 5,
6, 7, 8, 9, 22, 45, 31, 35, 21, 21,
37, 30, 22, 78, 129, 31, 22, 57, 27, 30,
22, 108, 109, 110, 111, 22, 39, 39, 37, 40,
117, 96, 22, 27, 105, 122, 112, 17, 18, 19,
20, 21, 22, 37, 24, 25, 38, 134, 26, 29,
30, 27, 32, 14, 15, 35, 30, 38, 32, 30,
34, 37, 14, 30, 26, 32, 40, 34, 118, 119,
31, 38, 159, 160, 161, 162, 30, 37, 32, 166,
34, 21, 30, 37, 32, 28, 34, 40, 30, 37,
32, 178, 34, 30, 30, 37, 32, 31, 34, 37,
30, 37, 32, 30, 34, 32, 36, 34, 30, 36,
32, 30, 34, 32, 36, 34, 26, 36, 10, 11,
12, 13, 30, 15, 32, 26, 34, 22, 35, 35,
35, 35, 26, 22, 11, 21, 21, 21, 28, 37,
31, 22, 22, 40, 27, 33, 21, 0, 27, 23,
37, 0, 91, 31, 36, 28, 105, 33, 90, 150,
177, 30, 2, 129, 23, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, 49, -1,
-1, -1, -1, 55
};
/* -*-C-*- Note some compilers choke on comments on `#line' lines. */
#line 3 "/usr/share/bison.simple"
/* This file comes from bison-1.28. */
/* Skeleton output parser for bison,
Copyright (C) 1984, 1989, 1990 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. */
/* This is the parser code that is written into each bison parser
when the %semantic_parser declaration is not specified in the grammar.
It was written by Richard Stallman by simplifying the hairy parser
used when %semantic_parser is specified. */
#ifndef YYSTACK_USE_ALLOCA
#ifdef alloca
#define YYSTACK_USE_ALLOCA
#else /* alloca not defined */
#ifdef __GNUC__
#define YYSTACK_USE_ALLOCA
#define alloca __builtin_alloca
#else /* not GNU C. */
#if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi) || (defined (__sun) && defined (__i386))
#define YYSTACK_USE_ALLOCA
#include <alloca.h>
#else /* not sparc */
/* We think this test detects Watcom and Microsoft C. */
/* This used to test MSDOS, but that is a bad idea
since that symbol is in the user namespace. */
#if (defined (_MSDOS) || defined (_MSDOS_)) && !defined (__TURBOC__)
#if 0 /* No need for malloc.h, which pollutes the namespace;
instead, just don't use alloca. */
#include <malloc.h>
#endif
#else /* not MSDOS, or __TURBOC__ */
#if defined(_AIX)
/* I don't know what this was needed for, but it pollutes the namespace.
So I turned it off. rms, 2 May 1997. */
/* #include <malloc.h> */
#pragma alloca
#define YYSTACK_USE_ALLOCA
#else /* not MSDOS, or __TURBOC__, or _AIX */
#if 0
#ifdef __hpux /* haible@ilog.fr says this works for HPUX 9.05 and up,
and on HPUX 10. Eventually we can turn this on. */
#define YYSTACK_USE_ALLOCA
#define alloca __builtin_alloca
#endif /* __hpux */
#endif
#endif /* not _AIX */
#endif /* not MSDOS, or __TURBOC__ */
#endif /* not sparc */
#endif /* not GNU C */
#endif /* alloca not defined */
#endif /* YYSTACK_USE_ALLOCA not defined */
#ifdef YYSTACK_USE_ALLOCA
#define YYSTACK_ALLOC alloca
#else
#define YYSTACK_ALLOC malloc
#endif
/* Note: there must be only one dollar sign in this file.
It is replaced by the list of actions, each action
as one case of the switch. */
#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 yyerrlab1
/* 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); \
yychar1 = YYTRANSLATE (yychar); \
YYPOPSTACK; \
goto yybackup; \
} \
else \
{ yyerror ("syntax error: cannot back up"); YYERROR; } \
while (0)
#define YYTERROR 1
#define YYERRCODE 256
#ifndef YYPURE
#define YYLEX yylex()
#endif
#ifdef YYPURE
#ifdef YYLSP_NEEDED
#ifdef YYLEX_PARAM
#define YYLEX yylex(&yylval, &yylloc, YYLEX_PARAM)
#else
#define YYLEX yylex(&yylval, &yylloc)
#endif
#else /* not YYLSP_NEEDED */
#ifdef YYLEX_PARAM
#define YYLEX yylex(&yylval, YYLEX_PARAM)
#else
#define YYLEX yylex(&yylval)
#endif
#endif /* not YYLSP_NEEDED */
#endif
/* If nonreentrant, generate the variables here */
#ifndef YYPURE
int yychar; /* the lookahead symbol */
YYSTYPE yylval; /* the semantic value of the */
/* lookahead symbol */
#ifdef YYLSP_NEEDED
YYLTYPE yylloc; /* location data for the lookahead */
/* symbol */
#endif
int yynerrs; /* number of parse errors so far */
#endif /* not YYPURE */
#if YYDEBUG != 0
int yydebug; /* nonzero means print parse trace */
/* Since this is uninitialized, it does not stop multiple parsers
from coexisting. */
#endif
/* YYINITDEPTH indicates the initial size of the parser's stacks */
#ifndef YYINITDEPTH
#define YYINITDEPTH 200
#endif
/* YYMAXDEPTH is the maximum size the stacks can grow to
(effective only if the built-in stack extension method is used). */
#if YYMAXDEPTH == 0
#undef YYMAXDEPTH
#endif
#ifndef YYMAXDEPTH
#define YYMAXDEPTH 10000
#endif
/* Define __yy_memcpy. Note that the size argument
should be passed with type unsigned int, because that is what the non-GCC
definitions require. With GCC, __builtin_memcpy takes an arg
of type size_t, but it can handle unsigned int. */
#if __GNUC__ > 1 /* GNU C and GNU C++ define this. */
#define __yy_memcpy(TO,FROM,COUNT) __builtin_memcpy(TO,FROM,COUNT)
#else /* not GNU C or C++ */
#ifndef __cplusplus
/* This is the most reliable way to avoid incompatibilities
in available built-in functions on various systems. */
static void
__yy_memcpy (to, from, count)
char *to;
char *from;
unsigned int count;
{
register char *f = from;
register char *t = to;
register int i = count;
while (i-- > 0)
*t++ = *f++;
}
#else /* __cplusplus */
/* This is the most reliable way to avoid incompatibilities
in available built-in functions on various systems. */
static void
__yy_memcpy (char *to, char *from, unsigned int count)
{
register char *t = to;
register char *f = from;
register int i = count;
while (i-- > 0)
*t++ = *f++;
}
#endif
#endif
#line 217 "/usr/share/bison.simple"
/* The user can define YYPARSE_PARAM as the name of an argument to be passed
into yyparse. The argument should have type void *.
It should actually point to an object.
Grammar actions can access the variable by casting it
to the proper pointer type. */
#ifdef YYPARSE_PARAM
#ifdef __cplusplus
#define YYPARSE_PARAM_ARG void *YYPARSE_PARAM
#define YYPARSE_PARAM_DECL
#else /* not __cplusplus */
#define YYPARSE_PARAM_ARG YYPARSE_PARAM
#define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
#endif /* not __cplusplus */
#else /* not YYPARSE_PARAM */
#define YYPARSE_PARAM_ARG
#define YYPARSE_PARAM_DECL
#endif /* not YYPARSE_PARAM */
/* Prevent warning if -Wstrict-prototypes. */
#ifdef __GNUC__
#ifdef YYPARSE_PARAM
int yyparse (void *);
#else
int yyparse (void);
#endif
#endif
int
yyparse(YYPARSE_PARAM_ARG)
YYPARSE_PARAM_DECL
{
register int yystate;
register int yyn;
register short *yyssp;
register YYSTYPE *yyvsp;
int yyerrstatus; /* number of tokens to shift before error messages enabled */
int yychar1 = 0; /* lookahead token as an internal (translated) token number */
short yyssa[YYINITDEPTH]; /* the state stack */
YYSTYPE yyvsa[YYINITDEPTH]; /* the semantic value stack */
short *yyss = yyssa; /* refer to the stacks thru separate pointers */
YYSTYPE *yyvs = yyvsa; /* to allow yyoverflow to reallocate them elsewhere */
#ifdef YYLSP_NEEDED
YYLTYPE yylsa[YYINITDEPTH]; /* the location stack */
YYLTYPE *yyls = yylsa;
YYLTYPE *yylsp;
#define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
#else
#define YYPOPSTACK (yyvsp--, yyssp--)
#endif
int yystacksize = YYINITDEPTH;
int yyfree_stacks = 0;
#ifdef YYPURE
int yychar;
YYSTYPE yylval;
int yynerrs;
#ifdef YYLSP_NEEDED
YYLTYPE yylloc;
#endif
#endif
YYSTYPE yyval; /* the variable used to return */
/* semantic values from the action */
/* routines */
int yylen;
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Starting parse\n");
#endif
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 - 1;
yyvsp = yyvs;
#ifdef YYLSP_NEEDED
yylsp = yyls;
#endif
/* Push a new state, which is found in yystate . */
/* In all cases, when you get here, the value and location stacks
have just been pushed. so pushing a state here evens the stacks. */
yynewstate:
*++yyssp = yystate;
if (yyssp >= yyss + yystacksize - 1)
{
/* 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;
#ifdef YYLSP_NEEDED
YYLTYPE *yyls1 = yyls;
#endif
/* Get the current used size of the three stacks, in elements. */
int size = yyssp - yyss + 1;
#ifdef yyoverflow
/* Each stack pointer address is followed by the size of
the data in use in that stack, in bytes. */
#ifdef YYLSP_NEEDED
/* 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, size * sizeof (*yyssp),
&yyvs1, size * sizeof (*yyvsp),
&yyls1, size * sizeof (*yylsp),
&yystacksize);
#else
yyoverflow("parser stack overflow",
&yyss1, size * sizeof (*yyssp),
&yyvs1, size * sizeof (*yyvsp),
&yystacksize);
#endif
yyss = yyss1; yyvs = yyvs1;
#ifdef YYLSP_NEEDED
yyls = yyls1;
#endif
#else /* no yyoverflow */
/* Extend the stack our own way. */
if (yystacksize >= YYMAXDEPTH)
{
yyerror("parser stack overflow");
if (yyfree_stacks)
{
free (yyss);
free (yyvs);
#ifdef YYLSP_NEEDED
free (yyls);
#endif
}
return 2;
}
yystacksize *= 2;
if (yystacksize > YYMAXDEPTH)
yystacksize = YYMAXDEPTH;
#ifndef YYSTACK_USE_ALLOCA
yyfree_stacks = 1;
#endif
yyss = (short *) YYSTACK_ALLOC (yystacksize * sizeof (*yyssp));
__yy_memcpy ((char *)yyss, (char *)yyss1,
size * (unsigned int) sizeof (*yyssp));
yyvs = (YYSTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yyvsp));
__yy_memcpy ((char *)yyvs, (char *)yyvs1,
size * (unsigned int) sizeof (*yyvsp));
#ifdef YYLSP_NEEDED
yyls = (YYLTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yylsp));
__yy_memcpy ((char *)yyls, (char *)yyls1,
size * (unsigned int) sizeof (*yylsp));
#endif
#endif /* no yyoverflow */
yyssp = yyss + size - 1;
yyvsp = yyvs + size - 1;
#ifdef YYLSP_NEEDED
yylsp = yyls + size - 1;
#endif
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Stack size increased to %d\n", yystacksize);
#endif
if (yyssp >= yyss + yystacksize - 1)
YYABORT;
}
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Entering state %d\n", yystate);
#endif
goto 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 == YYFLAG)
goto yydefault;
/* Not known => get a lookahead token if don't already have one. */
/* yychar is either YYEMPTY or YYEOF
or a valid token in external form. */
if (yychar == YYEMPTY)
{
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Reading a token: ");
#endif
yychar = YYLEX;
}
/* Convert token to internal form (in yychar1) for indexing tables with */
if (yychar <= 0) /* This means end of input. */
{
yychar1 = 0;
yychar = YYEOF; /* Don't call YYLEX any more */
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Now at end of input.\n");
#endif
}
else
{
yychar1 = YYTRANSLATE(yychar);
#if YYDEBUG != 0
if (yydebug)
{
fprintf (stderr, "Next token is %d (%s", yychar, yytname[yychar1]);
/* Give the individual parser a way to print the precise meaning
of a token, for further debugging info. */
#ifdef YYPRINT
YYPRINT (stderr, yychar, yylval);
#endif
fprintf (stderr, ")\n");
}
#endif
}
yyn += yychar1;
if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1)
goto yydefault;
yyn = yytable[yyn];
/* yyn is what to do for this token type in this state.
Negative => reduce, -yyn is rule number.
Positive => shift, yyn is new state.
New state is final state => don't bother to shift,
just return success.
0, or most negative number => error. */
if (yyn < 0)
{
if (yyn == YYFLAG)
goto yyerrlab;
yyn = -yyn;
goto yyreduce;
}
else if (yyn == 0)
goto yyerrlab;
if (yyn == YYFINAL)
YYACCEPT;
/* Shift the lookahead token. */
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Shifting token %d (%s), ", yychar, yytname[yychar1]);
#endif
/* Discard the token being shifted unless it is eof. */
if (yychar != YYEOF)
yychar = YYEMPTY;
*++yyvsp = yylval;
#ifdef YYLSP_NEEDED
*++yylsp = yylloc;
#endif
/* count tokens shifted since error; after three, turn off error status. */
if (yyerrstatus) yyerrstatus--;
yystate = yyn;
goto yynewstate;
/* Do the default action for the current state. */
yydefault:
yyn = yydefact[yystate];
if (yyn == 0)
goto yyerrlab;
/* Do a reduction. yyn is the number of a rule to reduce with. */
yyreduce:
yylen = yyr2[yyn];
if (yylen > 0)
yyval = yyvsp[1-yylen]; /* implement default value of the action */
#if YYDEBUG != 0
if (yydebug)
{
int i;
fprintf (stderr, "Reducing via rule %d (line %d), ",
yyn, yyrline[yyn]);
/* Print the symbols being reduced, and their result. */
for (i = yyprhs[yyn]; yyrhs[i] > 0; i++)
fprintf (stderr, "%s ", yytname[yyrhs[i]]);
fprintf (stderr, " -> %s\n", yytname[yyr1[yyn]]);
}
#endif
switch (yyn) {
case 1:
#line 244 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
if (CurDefmPrefix) {
// If CurDefmPrefix is set, we're parsing a defm, which means that this is
// actually the name of a multiclass.
MultiClass *MC = MultiClasses[*yyvsp[0].StrVal];
if (MC == 0) {
err() << "Couldn't find class '" << *yyvsp[0].StrVal << "'!\n";
exit(1);
}
yyval.Rec = &MC->Rec;
} else {
yyval.Rec = Records.getClass(*yyvsp[0].StrVal);
}
if (yyval.Rec == 0) {
err() << "Couldn't find class '" << *yyvsp[0].StrVal << "'!\n";
exit(1);
}
delete yyvsp[0].StrVal;
;
break;}
case 2:
#line 266 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ // string type
yyval.Ty = new StringRecTy();
;
break;}
case 3:
#line 268 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ // bit type
yyval.Ty = new BitRecTy();
;
break;}
case 4:
#line 270 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ // bits<x> type
yyval.Ty = new BitsRecTy(yyvsp[-1].IntVal);
;
break;}
case 5:
#line 272 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ // int type
yyval.Ty = new IntRecTy();
;
break;}
case 6:
#line 274 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ // list<x> type
yyval.Ty = new ListRecTy(yyvsp[-1].Ty);
;
break;}
case 7:
#line 276 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ // code type
yyval.Ty = new CodeRecTy();
;
break;}
case 8:
#line 278 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ // dag type
yyval.Ty = new DagRecTy();
;
break;}
case 9:
#line 280 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ // Record Type
yyval.Ty = new RecordRecTy(yyvsp[0].Rec);
;
break;}
case 10:
#line 284 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ yyval.IntVal = 0; ;
break;}
case 11:
#line 284 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ yyval.IntVal = 1; ;
break;}
case 12:
#line 286 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ yyval.Initializer = 0; ;
break;}
case 13:
#line 286 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ yyval.Initializer = yyvsp[0].Initializer; ;
break;}
case 14:
#line 288 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
if (const RecordVal *RV = (CurRec ? CurRec->getValue(*yyvsp[0].StrVal) : 0)) {
yyval.Initializer = new VarInit(*yyvsp[0].StrVal, RV->getType());
} else if (CurRec && CurRec->isTemplateArg(CurRec->getName()+":"+*yyvsp[0].StrVal)) {
const RecordVal *RV = CurRec->getValue(CurRec->getName()+":"+*yyvsp[0].StrVal);
assert(RV && "Template arg doesn't exist??");
yyval.Initializer = new VarInit(CurRec->getName()+":"+*yyvsp[0].StrVal, RV->getType());
} else if (CurMultiClass &&
CurMultiClass->Rec.isTemplateArg(CurMultiClass->Rec.getName()+"::"+*yyvsp[0].StrVal)) {
std::string Name = CurMultiClass->Rec.getName()+"::"+*yyvsp[0].StrVal;
const RecordVal *RV = CurMultiClass->Rec.getValue(Name);
assert(RV && "Template arg doesn't exist??");
yyval.Initializer = new VarInit(Name, RV->getType());
} else if (Record *D = Records.getDef(*yyvsp[0].StrVal)) {
yyval.Initializer = new DefInit(D);
} else {
err() << "Variable not defined: '" << *yyvsp[0].StrVal << "'!\n";
exit(1);
}
delete yyvsp[0].StrVal;
;
break;}
case 15:
#line 311 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Initializer = yyvsp[0].Initializer;
;
break;}
case 16:
#line 313 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Initializer = new IntInit(yyvsp[0].IntVal);
;
break;}
case 17:
#line 315 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Initializer = new StringInit(*yyvsp[0].StrVal);
delete yyvsp[0].StrVal;
;
break;}
case 18:
#line 318 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Initializer = new CodeInit(*yyvsp[0].StrVal);
delete yyvsp[0].StrVal;
;
break;}
case 19:
#line 321 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Initializer = new UnsetInit();
;
break;}
case 20:
#line 323 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
BitsInit *Init = new BitsInit(yyvsp[-1].FieldList->size());
for (unsigned i = 0, e = yyvsp[-1].FieldList->size(); i != e; ++i) {
struct Init *Bit = (*yyvsp[-1].FieldList)[i]->convertInitializerTo(new BitRecTy());
if (Bit == 0) {
err() << "Element #" << i << " (" << *(*yyvsp[-1].FieldList)[i]
<< ") is not convertable to a bit!\n";
exit(1);
}
Init->setBit(yyvsp[-1].FieldList->size()-i-1, Bit);
}
yyval.Initializer = Init;
delete yyvsp[-1].FieldList;
;
break;}
case 21:
#line 336 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
// This is a CLASS<initvalslist> expression. This is supposed to synthesize
// a new anonymous definition, deriving from CLASS<initvalslist> with no
// body.
Record *Class = Records.getClass(*yyvsp[-3].StrVal);
if (!Class) {
err() << "Expected a class, got '" << *yyvsp[-3].StrVal << "'!\n";
exit(1);
}
delete yyvsp[-3].StrVal;
static unsigned AnonCounter = 0;
Record *OldRec = CurRec; // Save CurRec.
// Create the new record, set it as CurRec temporarily.
CurRec = new Record("anonymous.val."+utostr(AnonCounter++));
addSubClass(Class, *yyvsp[-1].FieldList); // Add info about the subclass to CurRec.
delete yyvsp[-1].FieldList; // Free up the template args.
CurRec->resolveReferences();
Records.addDef(CurRec);
// The result of the expression is a reference to the new record.
yyval.Initializer = new DefInit(CurRec);
// Restore the old CurRec
CurRec = OldRec;
;
break;}
case 22:
#line 364 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Initializer = yyvsp[-3].Initializer->convertInitializerBitRange(*yyvsp[-1].BitList);
if (yyval.Initializer == 0) {
err() << "Invalid bit range for value '" << *yyvsp[-3].Initializer << "'!\n";
exit(1);
}
delete yyvsp[-1].BitList;
;
break;}
case 23:
#line 371 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Initializer = new ListInit(*yyvsp[-1].FieldList);
delete yyvsp[-1].FieldList;
;
break;}
case 24:
#line 374 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
if (!yyvsp[-2].Initializer->getFieldType(*yyvsp[0].StrVal)) {
err() << "Cannot access field '" << *yyvsp[0].StrVal << "' of value '" << *yyvsp[-2].Initializer << "!\n";
exit(1);
}
yyval.Initializer = new FieldInit(yyvsp[-2].Initializer, *yyvsp[0].StrVal);
delete yyvsp[0].StrVal;
;
break;}
case 25:
#line 381 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Initializer = new DagInit(yyvsp[-2].Initializer, *yyvsp[-1].DagValueList);
delete yyvsp[-1].DagValueList;
;
break;}
case 26:
#line 384 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
std::reverse(yyvsp[-1].BitList->begin(), yyvsp[-1].BitList->end());
yyval.Initializer = yyvsp[-3].Initializer->convertInitListSlice(*yyvsp[-1].BitList);
if (yyval.Initializer == 0) {
err() << "Invalid list slice for value '" << *yyvsp[-3].Initializer << "'!\n";
exit(1);
}
delete yyvsp[-1].BitList;
;
break;}
case 27:
#line 392 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Initializer = (new BinOpInit(BinOpInit::SHL, yyvsp[-3].Initializer, yyvsp[-1].Initializer))->Fold();
;
break;}
case 28:
#line 394 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Initializer = (new BinOpInit(BinOpInit::SRA, yyvsp[-3].Initializer, yyvsp[-1].Initializer))->Fold();
;
break;}
case 29:
#line 396 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Initializer = (new BinOpInit(BinOpInit::SRL, yyvsp[-3].Initializer, yyvsp[-1].Initializer))->Fold();
;
break;}
case 30:
#line 398 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Initializer = (new BinOpInit(BinOpInit::STRCONCAT, yyvsp[-3].Initializer, yyvsp[-1].Initializer))->Fold();
;
break;}
case 31:
#line 402 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.StrVal = new std::string();
;
break;}
case 32:
#line 405 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.StrVal = yyvsp[0].StrVal;
;
break;}
case 33:
#line 409 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.DagValueList = new std::vector<std::pair<Init*, std::string> >();
yyval.DagValueList->push_back(std::make_pair(yyvsp[-1].Initializer, *yyvsp[0].StrVal));
delete yyvsp[0].StrVal;
;
break;}
case 34:
#line 414 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyvsp[-3].DagValueList->push_back(std::make_pair(yyvsp[-1].Initializer, *yyvsp[0].StrVal));
delete yyvsp[0].StrVal;
yyval.DagValueList = yyvsp[-3].DagValueList;
;
break;}
case 35:
#line 420 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.DagValueList = new std::vector<std::pair<Init*, std::string> >();
;
break;}
case 36:
#line 423 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ yyval.DagValueList = yyvsp[0].DagValueList; ;
break;}
case 37:
#line 426 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.BitList = new std::vector<unsigned>();
yyval.BitList->push_back(yyvsp[0].IntVal);
;
break;}
case 38:
#line 429 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
if (yyvsp[-2].IntVal < 0 || yyvsp[0].IntVal < 0) {
err() << "Invalid range: " << yyvsp[-2].IntVal << "-" << yyvsp[0].IntVal << "!\n";
exit(1);
}
yyval.BitList = new std::vector<unsigned>();
if (yyvsp[-2].IntVal < yyvsp[0].IntVal) {
for (int i = yyvsp[-2].IntVal; i <= yyvsp[0].IntVal; ++i)
yyval.BitList->push_back(i);
} else {
for (int i = yyvsp[-2].IntVal; i >= yyvsp[0].IntVal; --i)
yyval.BitList->push_back(i);
}
;
break;}
case 39:
#line 442 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyvsp[0].IntVal = -yyvsp[0].IntVal;
if (yyvsp[-1].IntVal < 0 || yyvsp[0].IntVal < 0) {
err() << "Invalid range: " << yyvsp[-1].IntVal << "-" << yyvsp[0].IntVal << "!\n";
exit(1);
}
yyval.BitList = new std::vector<unsigned>();
if (yyvsp[-1].IntVal < yyvsp[0].IntVal) {
for (int i = yyvsp[-1].IntVal; i <= yyvsp[0].IntVal; ++i)
yyval.BitList->push_back(i);
} else {
for (int i = yyvsp[-1].IntVal; i >= yyvsp[0].IntVal; --i)
yyval.BitList->push_back(i);
}
;
break;}
case 40:
#line 456 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
(yyval.BitList=yyvsp[-2].BitList)->push_back(yyvsp[0].IntVal);
;
break;}
case 41:
#line 458 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
if (yyvsp[-2].IntVal < 0 || yyvsp[0].IntVal < 0) {
err() << "Invalid range: " << yyvsp[-2].IntVal << "-" << yyvsp[0].IntVal << "!\n";
exit(1);
}
yyval.BitList = yyvsp[-4].BitList;
if (yyvsp[-2].IntVal < yyvsp[0].IntVal) {
for (int i = yyvsp[-2].IntVal; i <= yyvsp[0].IntVal; ++i)
yyval.BitList->push_back(i);
} else {
for (int i = yyvsp[-2].IntVal; i >= yyvsp[0].IntVal; --i)
yyval.BitList->push_back(i);
}
;
break;}
case 42:
#line 471 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyvsp[0].IntVal = -yyvsp[0].IntVal;
if (yyvsp[-1].IntVal < 0 || yyvsp[0].IntVal < 0) {
err() << "Invalid range: " << yyvsp[-1].IntVal << "-" << yyvsp[0].IntVal << "!\n";
exit(1);
}
yyval.BitList = yyvsp[-3].BitList;
if (yyvsp[-1].IntVal < yyvsp[0].IntVal) {
for (int i = yyvsp[-1].IntVal; i <= yyvsp[0].IntVal; ++i)
yyval.BitList->push_back(i);
} else {
for (int i = yyvsp[-1].IntVal; i >= yyvsp[0].IntVal; --i)
yyval.BitList->push_back(i);
}
;
break;}
case 43:
#line 487 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ yyval.BitList = yyvsp[0].BitList; std::reverse(yyvsp[0].BitList->begin(), yyvsp[0].BitList->end()); ;
break;}
case 44:
#line 489 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ yyval.BitList = 0; ;
break;}
case 45:
#line 489 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ yyval.BitList = yyvsp[-1].BitList; ;
break;}
case 46:
#line 493 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.FieldList = new std::vector<Init*>();
;
break;}
case 47:
#line 495 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.FieldList = yyvsp[0].FieldList;
;
break;}
case 48:
#line 499 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.FieldList = new std::vector<Init*>();
yyval.FieldList->push_back(yyvsp[0].Initializer);
;
break;}
case 49:
#line 502 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
(yyval.FieldList = yyvsp[-2].FieldList)->push_back(yyvsp[0].Initializer);
;
break;}
case 50:
#line 506 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
std::string DecName = *yyvsp[-1].StrVal;
if (ParsingTemplateArgs) {
if (CurRec) {
DecName = CurRec->getName() + ":" + DecName;
} else {
assert(CurMultiClass);
}
if (CurMultiClass)
DecName = CurMultiClass->Rec.getName() + "::" + DecName;
}
addValue(RecordVal(DecName, yyvsp[-2].Ty, yyvsp[-3].IntVal));
setValue(DecName, 0, yyvsp[0].Initializer);
yyval.StrVal = new std::string(DecName);
;
break;}
case 51:
#line 523 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
delete yyvsp[-1].StrVal;
;
break;}
case 52:
#line 525 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
setValue(*yyvsp[-4].StrVal, yyvsp[-3].BitList, yyvsp[-1].Initializer);
delete yyvsp[-4].StrVal;
delete yyvsp[-3].BitList;
;
break;}
case 57:
#line 534 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.SubClassRef = new SubClassRefTy(yyvsp[0].Rec, new std::vector<Init*>());
;
break;}
case 58:
#line 536 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.SubClassRef = new SubClassRefTy(yyvsp[-3].Rec, yyvsp[-1].FieldList);
;
break;}
case 59:
#line 540 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.SubClassList = new std::vector<SubClassRefTy>();
yyval.SubClassList->push_back(*yyvsp[0].SubClassRef);
delete yyvsp[0].SubClassRef;
;
break;}
case 60:
#line 545 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
(yyval.SubClassList=yyvsp[-2].SubClassList)->push_back(*yyvsp[0].SubClassRef);
delete yyvsp[0].SubClassRef;
;
break;}
case 61:
#line 550 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.SubClassList = new std::vector<SubClassRefTy>();
;
break;}
case 62:
#line 553 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.SubClassList = yyvsp[0].SubClassList;
;
break;}
case 63:
#line 557 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
getActiveRec()->addTemplateArg(*yyvsp[0].StrVal);
delete yyvsp[0].StrVal;
;
break;}
case 64:
#line 560 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
getActiveRec()->addTemplateArg(*yyvsp[0].StrVal);
delete yyvsp[0].StrVal;
;
break;}
case 65:
#line 565 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{;
break;}
case 68:
#line 568 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ yyval.StrVal = yyvsp[0].StrVal; ;
break;}
case 69:
#line 568 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ yyval.StrVal = new std::string(); ;
break;}
case 70:
#line 570 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
static unsigned AnonCounter = 0;
if (yyvsp[0].StrVal->empty())
*yyvsp[0].StrVal = "anonymous."+utostr(AnonCounter++);
yyval.StrVal = yyvsp[0].StrVal;
;
break;}
case 71:
#line 577 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
// If a class of this name already exists, it must be a forward ref.
if ((CurRec = Records.getClass(*yyvsp[0].StrVal))) {
// If the body was previously defined, this is an error.
if (!CurRec->getValues().empty() ||
!CurRec->getSuperClasses().empty() ||
!CurRec->getTemplateArgs().empty()) {
err() << "Class '" << CurRec->getName() << "' already defined!\n";
exit(1);
}
} else {
// If this is the first reference to this class, create and add it.
CurRec = new Record(*yyvsp[0].StrVal);
Records.addClass(CurRec);
}
delete yyvsp[0].StrVal;
;
break;}
case 72:
#line 595 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
CurRec = new Record(*yyvsp[0].StrVal);
delete yyvsp[0].StrVal;
if (!CurMultiClass) {
// Top-level def definition.
// Ensure redefinition doesn't happen.
if (Records.getDef(CurRec->getName())) {
err() << "def '" << CurRec->getName() << "' already defined!\n";
exit(1);
}
Records.addDef(CurRec);
} else {
// Otherwise, a def inside a multiclass, add it to the multiclass.
for (unsigned i = 0, e = CurMultiClass->DefPrototypes.size(); i != e; ++i)
if (CurMultiClass->DefPrototypes[i]->getName() == CurRec->getName()) {
err() << "def '" << CurRec->getName()
<< "' already defined in this multiclass!\n";
exit(1);
}
CurMultiClass->DefPrototypes.push_back(CurRec);
}
;
break;}
case 73:
#line 620 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
for (unsigned i = 0, e = yyvsp[0].SubClassList->size(); i != e; ++i) {
addSubClass((*yyvsp[0].SubClassList)[i].first, *(*yyvsp[0].SubClassList)[i].second);
// Delete the template arg values for the class
delete (*yyvsp[0].SubClassList)[i].second;
}
delete yyvsp[0].SubClassList; // Delete the class list...
// Process any variables on the set stack...
for (unsigned i = 0, e = LetStack.size(); i != e; ++i)
for (unsigned j = 0, e = LetStack[i].size(); j != e; ++j)
setValue(LetStack[i][j].Name,
LetStack[i][j].HasBits ? &LetStack[i][j].Bits : 0,
LetStack[i][j].Value);
;
break;}
case 74:
#line 634 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Rec = CurRec;
CurRec = 0;
;
break;}
case 75:
#line 639 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
ParsingTemplateArgs = true;
;
break;}
case 76:
#line 641 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
ParsingTemplateArgs = false;
;
break;}
case 77:
#line 643 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Rec = yyvsp[0].Rec;
;
break;}
case 78:
#line 647 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
if (CurMultiClass == 0) // Def's in multiclasses aren't really defs.
yyvsp[0].Rec->resolveReferences();
// If ObjectBody has template arguments, it's an error.
assert(yyvsp[0].Rec->getTemplateArgs().empty() && "How'd this get template args?");
yyval.Rec = yyvsp[0].Rec;
;
break;}
case 79:
#line 657 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.Rec = yyvsp[0].Rec;
// Copy the template arguments for the multiclass into the def.
const std::vector<std::string> &TArgs = CurMultiClass->Rec.getTemplateArgs();
for (unsigned i = 0, e = TArgs.size(); i != e; ++i) {
const RecordVal *RV = CurMultiClass->Rec.getValue(TArgs[i]);
assert(RV && "Template arg doesn't exist?");
yyval.Rec->addValue(*RV);
}
;
break;}
case 80:
#line 671 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.RecList = new std::vector<Record*>();
yyval.RecList->push_back(yyvsp[0].Rec);
;
break;}
case 81:
#line 674 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
yyval.RecList->push_back(yyvsp[0].Rec);
;
break;}
case 82:
#line 678 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
MultiClass *&MCE = MultiClasses[*yyvsp[0].StrVal];
if (MCE) {
err() << "multiclass '" << *yyvsp[0].StrVal << "' already defined!\n";
exit(1);
}
MCE = CurMultiClass = new MultiClass(*yyvsp[0].StrVal);
delete yyvsp[0].StrVal;
;
break;}
case 83:
#line 689 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
ParsingTemplateArgs = true;
;
break;}
case 84:
#line 691 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
ParsingTemplateArgs = false;
;
break;}
case 85:
#line 693 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
CurMultiClass = 0;
;
break;}
case 86:
#line 698 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ CurDefmPrefix = yyvsp[0].StrVal; ;
break;}
case 87:
#line 698 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
// To instantiate a multiclass, we need to first get the multiclass, then
// instantiate each def contained in the multiclass with the SubClassRef
// template parameters.
MultiClass *MC = MultiClasses[yyvsp[-1].SubClassRef->first->getName()];
assert(MC && "Didn't lookup multiclass correctly?");
std::vector<Init*> &TemplateVals = *yyvsp[-1].SubClassRef->second;
delete yyvsp[-1].SubClassRef;
// Verify that the correct number of template arguments were specified.
const std::vector<std::string> &TArgs = MC->Rec.getTemplateArgs();
if (TArgs.size() < TemplateVals.size()) {
err() << "ERROR: More template args specified than multiclass expects!\n";
exit(1);
}
// Loop over all the def's in the multiclass, instantiating each one.
for (unsigned i = 0, e = MC->DefPrototypes.size(); i != e; ++i) {
Record *DefProto = MC->DefPrototypes[i];
// Add the suffix to the defm name to get the new name.
assert(CurRec == 0 && "A def is current?");
CurRec = new Record(*yyvsp[-4].StrVal + DefProto->getName());
addSubClass(DefProto, std::vector<Init*>());
// Loop over all of the template arguments, setting them to the specified
// value or leaving them as the default if necessary.
for (unsigned i = 0, e = TArgs.size(); i != e; ++i) {
if (i < TemplateVals.size()) { // A value is specified for this temp-arg?
// Set it now.
setValue(TArgs[i], 0, TemplateVals[i]);
// Resolve it next.
CurRec->resolveReferencesTo(CurRec->getValue(TArgs[i]));
// Now remove it.
CurRec->removeValue(TArgs[i]);
} else if (!CurRec->getValue(TArgs[i])->getValue()->isComplete()) {
err() << "ERROR: Value not specified for template argument #"
<< i << " (" << TArgs[i] << ") of multiclassclass '"
<< MC->Rec.getName() << "'!\n";
exit(1);
}
}
// Ensure redefinition doesn't happen.
if (Records.getDef(CurRec->getName())) {
err() << "def '" << CurRec->getName() << "' already defined, "
<< "instantiating defm '" << *yyvsp[-4].StrVal << "' with subdef '"
<< DefProto->getName() << "'!\n";
exit(1);
}
Records.addDef(CurRec);
CurRec->resolveReferences();
CurRec = 0;
}
delete &TemplateVals;
delete yyvsp[-4].StrVal;
CurDefmPrefix = 0;
;
break;}
case 88:
#line 764 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{;
break;}
case 89:
#line 764 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{;
break;}
case 92:
#line 767 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
LetStack.back().push_back(LetRecord(*yyvsp[-3].StrVal, yyvsp[-2].BitList, yyvsp[0].Initializer));
delete yyvsp[-3].StrVal; delete yyvsp[-2].BitList;
;
break;}
case 95:
#line 775 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{ LetStack.push_back(std::vector<LetRecord>()); ;
break;}
case 97:
#line 778 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
LetStack.pop_back();
;
break;}
case 98:
#line 781 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{
LetStack.pop_back();
;
break;}
case 99:
#line 785 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{;
break;}
case 100:
#line 785 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
{;
break;}
}
/* the action file gets copied in in place of this dollarsign */
#line 543 "/usr/share/bison.simple"
yyvsp -= yylen;
yyssp -= yylen;
#ifdef YYLSP_NEEDED
yylsp -= yylen;
#endif
#if YYDEBUG != 0
if (yydebug)
{
short *ssp1 = yyss - 1;
fprintf (stderr, "state stack now");
while (ssp1 != yyssp)
fprintf (stderr, " %d", *++ssp1);
fprintf (stderr, "\n");
}
#endif
*++yyvsp = yyval;
#ifdef YYLSP_NEEDED
yylsp++;
if (yylen == 0)
{
yylsp->first_line = yylloc.first_line;
yylsp->first_column = yylloc.first_column;
yylsp->last_line = (yylsp-1)->last_line;
yylsp->last_column = (yylsp-1)->last_column;
yylsp->text = 0;
}
else
{
yylsp->last_line = (yylsp+yylen-1)->last_line;
yylsp->last_column = (yylsp+yylen-1)->last_column;
}
#endif
/* 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 - YYNTBASE] + *yyssp;
if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp)
yystate = yytable[yystate];
else
yystate = yydefgoto[yyn - YYNTBASE];
goto yynewstate;
yyerrlab: /* here on detecting error */
if (! yyerrstatus)
/* If not already recovering from an error, report this error. */
{
++yynerrs;
#ifdef YYERROR_VERBOSE
yyn = yypact[yystate];
if (yyn > YYFLAG && yyn < YYLAST)
{
int size = 0;
char *msg;
int x, count;
count = 0;
/* Start X at -yyn if nec to avoid negative indexes in yycheck. */
for (x = (yyn < 0 ? -yyn : 0);
x < (sizeof(yytname) / sizeof(char *)); x++)
if (yycheck[x + yyn] == x)
size += strlen(yytname[x]) + 15, count++;
msg = (char *) malloc(size + 15);
if (msg != 0)
{
strcpy(msg, "parse error");
if (count < 5)
{
count = 0;
for (x = (yyn < 0 ? -yyn : 0);
x < (sizeof(yytname) / sizeof(char *)); x++)
if (yycheck[x + yyn] == x)
{
strcat(msg, count == 0 ? ", expecting `" : " or `");
strcat(msg, yytname[x]);
strcat(msg, "'");
count++;
}
}
yyerror(msg);
free(msg);
}
else
yyerror ("parse error; also virtual memory exceeded");
}
else
#endif /* YYERROR_VERBOSE */
yyerror("parse error");
}
goto yyerrlab1;
yyerrlab1: /* here on error raised explicitly by an action */
if (yyerrstatus == 3)
{
/* if just tried and failed to reuse lookahead token after an error, discard it. */
/* return failure if at end of input */
if (yychar == YYEOF)
YYABORT;
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Discarding token %d (%s).\n", yychar, yytname[yychar1]);
#endif
yychar = YYEMPTY;
}
/* Else will try to reuse lookahead token
after shifting the error token. */
yyerrstatus = 3; /* Each real token shifted decrements this */
goto yyerrhandle;
yyerrdefault: /* current state does not do anything special for the error token. */
#if 0
/* This is wrong; only states that explicitly want error tokens
should shift them. */
yyn = yydefact[yystate]; /* If its default is to accept any token, ok. Otherwise pop it.*/
if (yyn) goto yydefault;
#endif
yyerrpop: /* pop the current state because it cannot handle the error token */
if (yyssp == yyss) YYABORT;
yyvsp--;
yystate = *--yyssp;
#ifdef YYLSP_NEEDED
yylsp--;
#endif
#if YYDEBUG != 0
if (yydebug)
{
short *ssp1 = yyss - 1;
fprintf (stderr, "Error: state stack now");
while (ssp1 != yyssp)
fprintf (stderr, " %d", *++ssp1);
fprintf (stderr, "\n");
}
#endif
yyerrhandle:
yyn = yypact[yystate];
if (yyn == YYFLAG)
goto yyerrdefault;
yyn += YYTERROR;
if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != YYTERROR)
goto yyerrdefault;
yyn = yytable[yyn];
if (yyn < 0)
{
if (yyn == YYFLAG)
goto yyerrpop;
yyn = -yyn;
goto yyreduce;
}
else if (yyn == 0)
goto yyerrpop;
if (yyn == YYFINAL)
YYACCEPT;
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Shifting error token, ");
#endif
*++yyvsp = yylval;
#ifdef YYLSP_NEEDED
*++yylsp = yylloc;
#endif
yystate = yyn;
goto yynewstate;
yyacceptlab:
/* YYACCEPT comes here. */
if (yyfree_stacks)
{
free (yyss);
free (yyvs);
#ifdef YYLSP_NEEDED
free (yyls);
#endif
}
return 0;
yyabortlab:
/* YYABORT comes here. */
if (yyfree_stacks)
{
free (yyss);
free (yyvs);
#ifdef YYLSP_NEEDED
free (yyls);
#endif
}
return 1;
}
#line 789 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileParser.y"
int yyerror(const char *ErrorMsg) {
err() << "Error parsing: " << ErrorMsg << "\n";
exit(1);
}
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