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/* A Bison parser, made by GNU Bison 3.0.4.  */

/* Bison implementation for Yacc-like parsers in C

   Copyright (C) 1984, 1989-1990, 2000-2015 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 3 of the License, 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, see <http://www.gnu.org/licenses/>.  */

/* As a special exception, you may create a larger work that contains

   part or all of the Bison parser skeleton and distribute that work

   under terms of your choice, so long as that work isn't itself a

   parser generator using the skeleton or a modified version thereof

   as a parser skeleton.  Alternatively, if you modify or redistribute

   the parser skeleton itself, you may (at your option) remove this

   special exception, which will cause the skeleton and the resulting

   Bison output files to be licensed under the GNU General Public

   License without this special exception.

   This special exception was added by the Free Software Foundation in

   version 2.2 of Bison.  */

/* C LALR(1) parser skeleton 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

/* Bison version.  */

#define YYBISON_VERSION "3.0.4"

/* Skeleton name.  */

#define YYSKELETON_NAME "yacc.c"

/* Pure parsers.  */

#define YYPURE 0

/* Push parsers.  */

#define YYPUSH 0

/* Pull parsers.  */

#define YYPULL 1

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

#line 1 "mentor_yacc.y" /* yacc.c:339  */

/*

 * $Id: mentor_yacc.y,v 1.1.1.1 2003/11/04 23:34:57 mjames Exp $

 *

 * $Log: mentor_yacc.y,v $

 * Revision 1.1.1.1  2003/11/04 23:34:57  mjames

 * Imported into local repositrory

 *

 * Revision 1.3  2002/10/02 19:37:28  MJAMES

 * Moved dummy functions to a separate support file.

 *

 * Used correct number of arguments to define_pin

 *

 * Revision 1.2  2002/09/09 10:36:20  mjames

 * Checkpoint checkin

 *

 * Revision 1.1  2002/08/14 12:13:01  mjames

 * Mentor Board Station reader modified to work with latest .nets file format

 *

 * Revision 1.1  2002/04/04 14:53:07  mjames

 * Added mentor board station reader to the portfolio

 *

 * Revision 1.6  2001/10/31 22:20:09  mjames

 * Tidying up problematical comments caused by CVS

 * 'intelligent' comment guessing

 *

 * Revision 1.5  2001/10/02 20:53:27  mjames

 * Moved documentation about code to main program module.

 *

 * Revision 1.4  2001/09/16 19:55:42  mjames

 * tidying

 *

 * Revision 1.3  2001/06/06 12:10:20  mjames

 * Move from HPUX

 *

 * Revision 1.2  2000/12/04 13:14:03  mjames

 * Imported all of the PCB syntax readers.

 *

 * Converted "a/b" to mean "a" divided by "b" insted of a single string

 * "a/b" in Verilog

 *

 * Revision 1.1.1.1  2000/10/19 21:58:38  mjames

 * Mike put it here

 *

 *

 * Revision 1.27  2000/10/04  10:37:07  10:37:07  mjames (Mike James)

 * Modified for Vertical2 : support COMPONENTS and SIGNALS

 *

 * Revision 1.24  2000/09/27  10:58:04  10:58:04  mjames (Mike James)

 * Using correct return code from yyparse()

 *

 * Revision 1.13  2000/03/08  16:19:19  16:19:19  mjames (Mike James)

 * New version including PC

 *

 * Revision 1.10  2000/01/20  15:58:46  15:58:46  mjames (Mike James)

 * Part of Release R22

 *

 * Revision 1.9  99/12/22  11:15:27  11:15:27  mjames (Mike James)

 * Part of Release Dec_22_1999

 *

 * Revision 1.8  99/06/25  14:35:45  14:35:45  mjames (Mike James)

 * Added in reference to expression.h, but no changes made

 * to the function of acfread yet.

 *

 * Revision 1.7  99/05/04  09:52:32  09:52:32  mjames (Mike James)

 * General checkin

 *

 * Revision 1.5  98/07/14  13:24:51  13:24:51  mjames (Mike James)

 * Altered calling of some database functions

 *

 * Revision 1.4  98/02/11  11:26:46  11:26:46  mjames (Mike James)

 * Checked in for version 6.2a

 *

 * Revision 1.3  97/04/23  08:45:10  08:45:10  mjames (Mike James)

 * CHecked in for release rel23041997

 *

 * Revision 1.2  96/12/23  15:16:50  15:16:50  mjames (Mike James)

 * Altered because find_socket takes a reference

 * to the head-of-list-pointer noth the pointer itself.

 *

 * Revision 1.1  96/12/13  08:43:46  08:43:46  mjames (Mike James)

 * Initial revision

 *

 *

 *  */

#include "database.h"

#include "expression.h"

#include "generic.h"

#include "routing.h"

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#ident                                                                                        \

    "@(#)$Header: C:/cvsroot/Vert03/mentor_src/mentor_yacc.y,v 1.1.1.1 2003/11/04 23:34:57 mjames Exp $";

static socket_t *current_chip;

static char curr_net_nam[MAXIDLEN];

int inside_block;

static char illegal[] = "#$:|/.\\ +-";

static char replace[] = "Hsxxnxx_PN";

char *fix_name (char *str)

{

        int i, j, l;

        l = strlen (str);

        /* edit out illegal strings from the net name */

        for (i = 0; i < l; i++)

        {

                for (j = 0; j < sizeof (illegal); j++)

                {

                        if (str[i] == illegal[j])

                        {

                                str[i] = replace[j];

                        }

                }

        }

        return str;

}

#line 198 "mentor_yacc.c" /* yacc.c:339  */

#ifndef YY_NULLPTR

#if defined __cplusplus && 201103L <= __cplusplus

#define YY_NULLPTR nullptr

#else

#define YY_NULLPTR 0

#endif

#endif

/* Enabling verbose error messages.  */

#ifdef YYERROR_VERBOSE

#undef YYERROR_VERBOSE

#define YYERROR_VERBOSE 1

#else

#define YYERROR_VERBOSE 0

#endif

/* Debug traces.  */

#ifndef YYDEBUG

#define YYDEBUG 0

#endif

#if YYDEBUG

extern int yydebug;

#endif

/* Token type.  */

#ifndef YYTOKENTYPE

#define YYTOKENTYPE

enum yytokentype

{

        NET = 258,

        NET_TYPE = 259,

        NL = 260,

        QUOTE = 261,

        ENDFILE = 262,

        ASTRING = 263,

        POWERS = 264

};

#endif

/* Tokens.  */

#define NET 258

#define NET_TYPE 259

#define NL 260

#define QUOTE 261

#define ENDFILE 262

#define ASTRING 263

#define POWERS 264

/* Value type.  */

#if !defined YYSTYPE && !defined YYSTYPE_IS_DECLARED

union YYSTYPE

{

#line 132 "mentor_yacc.y" /* yacc.c:355  */

        char *string;

#line 256 "mentor_yacc.c" /* yacc.c:355  */

};

typedef union YYSTYPE YYSTYPE;

#define YYSTYPE_IS_TRIVIAL 1

#define YYSTYPE_IS_DECLARED 1

#endif

extern YYSTYPE yylval;

int yyparse (void);

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

#line 273 "mentor_yacc.c" /* yacc.c:358  */

#ifdef short

#undef short

#endif

#ifdef YYTYPE_UINT8

typedef YYTYPE_UINT8 yytype_uint8;

#else

typedef unsigned char yytype_uint8;

#endif

#ifdef YYTYPE_INT8

typedef YYTYPE_INT8 yytype_int8;

#else

typedef signed char yytype_int8;

#endif

#ifdef YYTYPE_UINT16

typedef YYTYPE_UINT16 yytype_uint16;

#else

typedef unsigned short int yytype_uint16;

#endif

#ifdef YYTYPE_INT16

typedef YYTYPE_INT16 yytype_int16;

#else

typedef short int yytype_int16;

#endif

#ifndef YYSIZE_T

#ifdef __SIZE_TYPE__

#define YYSIZE_T __SIZE_TYPE__

#elif defined size_t

#define YYSIZE_T size_t

#elif !defined YYSIZE_T

#include <stddef.h> /* INFRINGES ON USER NAME SPACE */

#define YYSIZE_T size_t

#else

#define YYSIZE_T unsigned int

#endif

#endif

#define YYSIZE_MAXIMUM ((YYSIZE_T) -1)

#ifndef YY_

#if defined YYENABLE_NLS && YYENABLE_NLS

#if ENABLE_NLS

#include <libintl.h> /* INFRINGES ON USER NAME SPACE */

#define YY_(Msgid) dgettext ("bison-runtime", Msgid)

#endif

#endif

#ifndef YY_

#define YY_(Msgid) Msgid

#endif

#endif

#ifndef YY_ATTRIBUTE

#if (defined __GNUC__ && (2 < __GNUC__ || (__GNUC__ == 2 && 96 <= __GNUC_MINOR__))) ||        \

    defined __SUNPRO_C && 0x5110 <= __SUNPRO_C

#define YY_ATTRIBUTE(Spec) __attribute__ (Spec)

#else

#define YY_ATTRIBUTE(Spec) /* empty */

#endif

#endif

#ifndef YY_ATTRIBUTE_PURE

#define YY_ATTRIBUTE_PURE YY_ATTRIBUTE ((__pure__))

#endif

#ifndef YY_ATTRIBUTE_UNUSED

#define YY_ATTRIBUTE_UNUSED YY_ATTRIBUTE ((__unused__))

#endif

#if !defined _Noreturn && (!defined __STDC_VERSION__ || __STDC_VERSION__ < 201112)

#if defined _MSC_VER && 1200 <= _MSC_VER

#define _Noreturn __declspec(noreturn)

#else

#define _Noreturn YY_ATTRIBUTE((__noreturn__))

#endif

#endif

/* Suppress unused-variable warnings by "using" E.  */

#if !defined lint || defined __GNUC__

#define YYUSE(E) ((void) (E))

#else

#define YYUSE(E) /* empty */

#endif

#if defined __GNUC__ && 407 <= __GNUC__ * 100 + __GNUC_MINOR__

/* Suppress an incorrect diagnostic about yylval being uninitialized.  */

#define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN                                                   \

        _Pragma ("GCC diagnostic push") _Pragma ("GCC diagnostic ignored "                    \

                                                 "\"-Wuninitialized\"")                       \

            _Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"")

#define YY_IGNORE_MAYBE_UNINITIALIZED_END _Pragma ("GCC diagnostic pop")

#else

#define YY_INITIAL_VALUE(Value) Value

#endif

#ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN

#define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN

#define YY_IGNORE_MAYBE_UNINITIALIZED_END

#endif

#ifndef YY_INITIAL_VALUE

#define YY_INITIAL_VALUE(Value) /* Nothing. */

#endif

#if !defined yyoverflow || YYERROR_VERBOSE

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

#ifdef YYSTACK_USE_ALLOCA

#if YYSTACK_USE_ALLOCA

#ifdef __GNUC__

#define YYSTACK_ALLOC __builtin_alloca

#elif defined __BUILTIN_VA_ARG_INCR

#include <alloca.h> /* INFRINGES ON USER NAME SPACE */

#elif defined _AIX

#define YYSTACK_ALLOC __alloca

#elif defined _MSC_VER

#include <malloc.h> /* INFRINGES ON USER NAME SPACE */

#define alloca _alloca

#else

#define YYSTACK_ALLOC alloca

#if !defined _ALLOCA_H && !defined EXIT_SUCCESS

#include <stdlib.h> /* INFRINGES ON USER NAME SPACE */

/* Use EXIT_SUCCESS as a witness for stdlib.h.  */

#ifndef EXIT_SUCCESS

#define EXIT_SUCCESS 0

#endif

#endif

#endif

#endif

#endif

#ifdef YYSTACK_ALLOC

/* Pacify GCC's 'empty if-body' warning.  */

#define YYSTACK_FREE(Ptr)                                                                     \

        do                                                                                    \

        { /* empty */                                                                         \

                ;                                                                             \

        } while (0)

#ifndef YYSTACK_ALLOC_MAXIMUM

/* The OS might guarantee only one guard page at the bottom of the stack,

   and a page size can be as small as 4096 bytes.  So we cannot safely

   invoke alloca (N) if N exceeds 4096.  Use a slightly smaller number

   to allow for a few compiler-allocated temporary stack slots.  */

#define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */

#endif

#else

#define YYSTACK_ALLOC YYMALLOC

#define YYSTACK_FREE YYFREE

#ifndef YYSTACK_ALLOC_MAXIMUM

#define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM

#endif

#if (                                                                                         \

    defined __cplusplus && !defined EXIT_SUCCESS &&                                           \

    !((defined YYMALLOC || defined malloc) && (defined YYFREE || defined free)))

#include <stdlib.h> /* INFRINGES ON USER NAME SPACE */

#ifndef EXIT_SUCCESS

#define EXIT_SUCCESS 0

#endif

#endif

#ifndef YYMALLOC

#define YYMALLOC malloc

#if !defined malloc && !defined EXIT_SUCCESS

void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */

#endif

#endif

#ifndef YYFREE

#define YYFREE free

#if !defined free && !defined EXIT_SUCCESS

void free (void *);      /* INFRINGES ON USER NAME SPACE */

#endif

#endif

#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

{

        yytype_int16 yyss_alloc;

        YYSTYPE yyvs_alloc;

};

/* 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 (yytype_int16) + sizeof (YYSTYPE)) + YYSTACK_GAP_MAXIMUM)

#define YYCOPY_NEEDED 1

/* 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_alloc, Stack)                                                  \

        do                                                                                    \

        {                                                                                     \

                YYSIZE_T yynewbytes;                                                          \

                YYCOPY (&yyptr->Stack_alloc, Stack, yysize);                                  \

                Stack = &yyptr->Stack_alloc;                                                  \

                yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM;             \

                yyptr += yynewbytes / sizeof (*yyptr);                                        \

        } while (0)

#endif

#if defined YYCOPY_NEEDED && YYCOPY_NEEDED

/* Copy COUNT objects from SRC to DST.  The source and destination do

   not overlap.  */

#ifndef YYCOPY

#if defined __GNUC__ && 1 < __GNUC__

#define YYCOPY(Dst, Src, Count) __builtin_memcpy (Dst, Src, (Count) * sizeof (*(Src)))

#else

#define YYCOPY(Dst, Src, Count)                                                               \

        do                                                                                    \

        {                                                                                     \

                YYSIZE_T yyi;                                                                 \

                for (yyi = 0; yyi < (Count); yyi++)                                           \

                        (Dst)[yyi] = (Src)[yyi];                                              \

        } while (0)

#endif

#endif

#endif /* !YYCOPY_NEEDED */

/* YYFINAL -- State number of the termination state.  */

#define YYFINAL 11

/* YYLAST -- Last index in YYTABLE.  */

#define YYLAST 36

/* YYNTOKENS -- Number of terminals.  */

#define YYNTOKENS 14

/* YYNNTS -- Number of nonterminals.  */

#define YYNNTS 11

/* YYNRULES -- Number of rules.  */

#define YYNRULES 18

/* YYNSTATES -- Number of states.  */

#define YYNSTATES 40

/* YYTRANSLATE[YYX] -- Symbol number corresponding to YYX as returned

   by yylex, with out-of-bounds checking.  */

#define YYUNDEFTOK 2

#define YYMAXUTOK 264

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

/* YYTRANSLATE[TOKEN-NUM] -- Symbol number corresponding to TOKEN-NUM

   as returned by yylex, without out-of-bounds checking.  */

static const yytype_uint8 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, 11, 13, 2, 2, 12, 10, 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,  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};

#if YYDEBUG

/* YYRLINE[YYN] -- Source line where rule number YYN was defined.  */

static const yytype_uint8 yyrline[] = {0,

                                       139,

                                       139,

                                       141,

                                       142,

                                       146,

                                       147,

                                       151,

                                       153,

                                       154,

                                       158,

                                       159,

                                       164,

                                       167,

                                       171,

                                       180,

                                       181,

                                       188,

                                       201};

#endif

#if YYDEBUG || YYERROR_VERBOSE || 0

/* YYTNAME[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", "NET",           "NET_TYPE", "NL",        "QUOTE",

    "ENDFILE",  "ASTRING", "POWERS",     "'-'",           "'('",      "','",       "')'",

    "$accept",  "file",    "objects",    "object",        "net_list", "net_items", "net_item",

    "net_name", "pin",     "gap",        "net_attribute", YY_NULLPTR};

#endif

#ifdef YYPRINT

/* YYTOKNUM[NUM] -- (External) token number corresponding to the

   (internal) symbol number NUM (which must be that of a token).  */

static const yytype_uint16 yytoknum[] = {

    0, 256, 257, 258, 259, 260, 261, 262, 263, 264, 45, 40, 44, 41};

#endif

#define YYPACT_NINF -5

#define yypact_value_is_default(Yystate) (!!((Yystate) == (-5)))

#define YYTABLE_NINF -1

#define yytable_value_is_error(Yytable_value) 0

/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing

   STATE-NUM.  */

static const yytype_int8 yypact[] = {7,  0,  10, 14, 6,  -5, -5, -5, 11, -3, -5, -5, -5, -5,

                                     15, 12, 13, 16, -4, -5, -5, -5, -5, 17, 18, 19, -5, -5,

                                     20, -5, 23, 24, 9,  -5, 26, 27, 21, 22, -5, -5};

/* YYDEFACT[STATE-NUM] -- Default reduction number in state STATE-NUM.

   Performed when YYTABLE does not specify something else to do.  Zero

   means the default is an error.  */

static const yytype_uint8 yydefact[] = {0, 0,  16, 0, 0, 4,  5,  6,  0,  0, 15, 1, 2, 3,

                                        0, 0,  0,  0, 0, 9,  11, 10, 12, 0, 0,  0, 8, 7,

                                        0, 13, 0,  0, 0, 14, 0,  0,  0,  0, 17, 18};

/* YYPGOTO[NTERM-NUM].  */

static const yytype_int8 yypgoto[] = {-5, -5, -5, 32, -5, -5, 4, -5, -5, -2, -5};

/* YYDEFGOTO[NTERM-NUM].  */

static const yytype_int8 yydefgoto[] = {-1, 3, 4, 5, 6, 18, 19, 9, 20, 7, 21};

/* YYTABLE[YYPACT[STATE-NUM]] -- What to do in state STATE-NUM.  If

   positive, shift that token.  If negative, reduce the rule whose

   number is the opposite.  If YYTABLE_NINF, syntax error.  */

static const yytype_uint8 yytable[] = {10, 2,  15, 15, 16, 16, 8,  17, 17, 1,  1,  2,  2,

                                       12, 11, 2,  27, 34, 35, 14, 23, 22, 26, 24, 25, 0,

                                       29, 28, 31, 32, 33, 30, 36, 37, 38, 39, 13};

static const yytype_int8 yycheck[] = {2, 5,  6, 6,  8, 8,  6, 11, 11, 3,  3,  5, 5,

                                      7, 0,  5, 18, 8, 9,  8, 8,  6,  18, 10, 8, -1,

                                      8, 10, 8, 6,  6, 12, 6, 6,  13, 13, 4};

/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing

   symbol of state STATE-NUM.  */

static const yytype_uint8 yystos[] = {0,  3, 5,  15, 16, 17, 18, 23, 6, 21, 23, 0, 7,  17,

                                      8,  6, 8,  11, 19, 20, 22, 24, 6, 8,  10, 8, 20, 23,

                                      10, 8, 12, 8,  6,  6,  8,  9,  6, 6,  13, 13};

/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */

static const yytype_uint8 yyr1[] = {

    0, 14, 15, 16, 16, 17, 17, 18, 19, 19, 20, 20, 21, 22, 22, 23, 23, 24, 24};

/* YYR2[YYN] -- Number of symbols on the right hand side of rule YYN.  */

static const yytype_uint8 yyr2[] = {0, 2, 2, 2, 1, 1, 1, 4, 2, 1, 1, 1, 3, 3, 5, 2, 1, 7, 7};

#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

#define YYRECOVERING() (!!yyerrstatus)

#define YYBACKUP(Token, Value)                                                                \

        do                                                                                    \

                if (yychar == YYEMPTY)                                                        \

                {                                                                             \

                        yychar = (Token);                                                     \

                        yylval = (Value);                                                     \

                        YYPOPSTACK (yylen);                                                   \

                        yystate = *yyssp;                                                     \

                        goto yybackup;                                                        \

                }                                                                             \

                else                                                                          \

                {                                                                             \

                        yyerror (YY_ ("syntax error: cannot back up"));                       \

                        YYERROR;                                                              \

                }                                                                             \

        while (0)

/* Error token number */

#define YYTERROR 1

#define YYERRCODE 256

/* 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)

/* This macro is provided for backward compatibility. */

#ifndef YY_LOCATION_PRINT

#define YY_LOCATION_PRINT(File, Loc) ((void) 0)

#endif

#define YY_SYMBOL_PRINT(Title, Type, Value, Location)                                         \

        do                                                                                    \

        {                                                                                     \

                if (yydebug)                                                                  \

                {                                                                             \

                        YYFPRINTF (stderr, "%s ", Title);                                     \

                        yy_symbol_print (stderr, Type, Value);                                \

                        YYFPRINTF (stderr, "\n");                                             \

                }                                                                             \

        } while (0)

/*----------------------------------------.

| Print this symbol's value on YYOUTPUT.  |

`----------------------------------------*/

static void yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const *const yyvaluep)

{

        FILE *yyo = yyoutput;

        YYUSE (yyo);

        if (!yyvaluep)

                return;

#ifdef YYPRINT

        if (yytype < YYNTOKENS)

                YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);

#endif

        YYUSE (yytype);

}

/*--------------------------------.

| Print this symbol on YYOUTPUT.  |

`--------------------------------*/

static void yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const *const yyvaluep)

{

        YYFPRINTF (

            yyoutput, "%s %s (", yytype < YYNTOKENS ? "token" : "nterm", yytname[yytype]);

        yy_symbol_value_print (yyoutput, yytype, yyvaluep);

        YYFPRINTF (yyoutput, ")");

}

/*------------------------------------------------------------------.

| yy_stack_print -- Print the state stack from its BOTTOM up to its |

| TOP (included).                                                   |

`------------------------------------------------------------------*/

static void yy_stack_print (yytype_int16 *yybottom, yytype_int16 *yytop)

{

        YYFPRINTF (stderr, "Stack now");

        for (; yybottom <= yytop; yybottom++)

        {

                int yybot = *yybottom;

                YYFPRINTF (stderr, " %d", yybot);

        }

        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.  |

`------------------------------------------------*/

static void yy_reduce_print (yytype_int16 *yyssp, YYSTYPE *yyvsp, int yyrule)

{

        unsigned long int yylno = yyrline[yyrule];

        int yynrhs = yyr2[yyrule];

        int yyi;

        YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n", yyrule - 1, yylno);

        /* The symbols being reduced.  */

        for (yyi = 0; yyi < yynrhs; yyi++)

        {

                YYFPRINTF (stderr, "   $%d = ", yyi + 1);

                yy_symbol_print (

                    stderr, yystos[yyssp[yyi + 1 - yynrhs]], &(yyvsp[(yyi + 1) - (yynrhs)]));

                YYFPRINTF (stderr, "\n");

        }

}

#define YY_REDUCE_PRINT(Rule)                                                                 \

        do                                                                                    \

        {                                                                                     \

                if (yydebug)                                                                  \

                        yy_reduce_print (yyssp, yyvsp, 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 YY_SYMBOL_PRINT(Title, Type, 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

   YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)

   evaluated with infinite-precision integer arithmetic.  */

#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 yystrlen (const char *yystr)

{

        YYSIZE_T yylen;

        for (yylen = 0; yystr[yylen]; yylen++)

                continue;

        return yylen;

}

#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 *yystpcpy (char *yydest, const char *yysrc)