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/********************* -*- C++ -*- */
/** pl.ypp
** This file is part of the CVC4 prototype.
** Copyright (c) 2009 The Analysis of Computer Systems Group (ACSys)
** Courant Institute of Mathematical Sciences
** New York University
** See the file COPYING in the top-level source directory for licensing
** information.
**
** This file contains the bison code for the parser that reads in CVC
** commands in the presentation language (hence "PL").
**/
%{
#include <list>
#include <vector>
#include <string>
#include "smt/smt_engine.h"
#include "parser/parser_exception.h"
#include "parser/parser_state.h"
#include "expr/expr.h"
#include "expr/expr_builder.h"
#include "expr/expr_manager.h"
#include "util/command.h"
//#include "rational.h"
// Exported shared data
namespace CVC4 {
namespace parser {
extern ParserState* parserState;
}/* CVC4::parser namespace */
}/* CVC4 hnamespace */
// Define shortcuts for various things
// #define TMP CVC4::parser::parserState
// #define EXPR CVC4::parser::parserState->expr
#define SMT_ENGINE (CVC4::parser::parserState->smtEngine)
#define EXPR_MANAGER (CVC4::parser::parserState->exprManager)
#define SYMBOL_TABLE (CVC4::parser::parserState->symbolTable)
// #define RAT(args) CVC4::newRational args
// Suppress the bogus warning suppression in bison (it generates
// compile error)
#undef __GNUC_MINOR__
/* stuff that lives in PL.lex */
extern int PLlex(void);
int PLerror(const char *s)
{
std::ostringstream ss;
ss << CVC4::parser::parserState->fileName << ":" << CVC4::parser::parserState->lineNum
<< ": " << s;
CVC4::parser::parserState->error(ss.str());
return 0;// dead code; error() above throws an exception
}
#define YYLTYPE_IS_TRIVIAL 1
#define YYMAXDEPTH 10485760
/* Prefer YYERROR_VERBOSE over %error-verbose to avoid errors in older bison */
#define YYERROR_VERBOSE 1
using namespace CVC4;
%}
%union {
std::string *str;
CVC4::Expr *expr;
CVC4::Command *cmd;
std::vector<CVC4::Expr> *vec;
std::list<std::string> *strlst;
int kind;
};
%start cmd
// %start Query
/* strings are for better error messages.
"_TOK" is so macros don't conflict with kind names */
%token DISTINCT_TOK "DISTINCT"
%token AND_TOK "AND"
%token ARRAY_TOK "ARRAY"
%token BOOLEAN_TOK "BOOLEAN"
%token DATATYPE_TOK "DATATYPE"
%token ELSE_TOK "ELSE"
%token ELSIF_TOK "ELSIF"
%token END_TOK "END"
%token ENDIF_TOK "ENDIF"
%token EXISTS_TOK "EXISTS"
%token FALSELIT_TOK "FALSE"
%token FORALL_TOK "FORALL"
%token IN_TOK "IN"
%token IF_TOK "IF"
%token LAMBDA_TOK "LAMBDA"
%token SIMULATE_TOK "SIMULATE"
%token LET_TOK "LET"
%token NOT_TOK "NOT"
%token IS_INTEGER_TOK "IS_INTEGER"
%token OF_TOK "OF"
%token OR_TOK "OR"
%token REAL_TOK "REAL"
%token INT_TOK "INT"
%token SUBTYPE_TOK "SUBTYPE"
%token BITVECTOR_TOK "BITVECTOR"
%token THEN_TOK "THEN"
%token TRUELIT_TOK "TRUE"
%token TYPE_TOK "TYPE"
%token WITH_TOK "WITH"
%token XOR_TOK "XOR"
%token TCC_TOK "TCC"
%token PATTERN_TOK "PATTERN"
%token '_'
%token DONE_TOK
%token DOTDOT_TOK ".."
%token ASSIGN_TOK ":="
%token NEQ_TOK "/="
%token IMPLIES_TOK "=>"
%token IFF_TOK "<=>"
%token PLUS_TOK "+"
%token MINUS_TOK "-"
%token MULT_TOK "*"
%token POW_TOK "^"
%token DIV_TOK "/"
%token MOD_TOK "MOD"
%token INTDIV_TOK "DIV"
%token LT_TOK "<"
%token LE_TOK "<="
%token GT_TOK ">"
%token GE_TOK ">="
%token FLOOR_TOK "FLOOR"
%token LEFTSHIFT_TOK "<<"
%token RIGHTSHIFT_TOK ">>"
%token BVPLUS_TOK "BVPLUS"
%token BVSUB_TOK "BVSUB"
%token BVUDIV_TOK "BVUDIV"
%token BVSDIV_TOK "BVSDIV"
%token BVUREM_TOK "BVUREM"
%token BVSREM_TOK "BVSREM"
%token BVSMOD_TOK "BVSMOD"
%token BVSHL_TOK "BVSHL"
%token BVASHR_TOK "BVASHR"
%token BVLSHR_TOK "BVLSHR"
%token BVUMINUS_TOK "BVUMINUS"
%token BVMULT_TOK "BVMULT"
%token SQHASH_TOK "[#"
%token HASHSQ_TOK "#]"
%token PARENHASH_TOK "(#"
%token HASHPAREN_TOK "#)"
%token ARROW_TOK "->"
%token BVNEG_TOK "~"
%token BVAND_TOK "&"
%token MID_TOK "|"
%token BVXOR_TOK "BVXOR"
%token BVNAND_TOK "BVNAND"
%token BVNOR_TOK "BVNOR"
%token BVCOMP_TOK "BVCOMP"
%token BVXNOR_TOK "BVXNOR"
%token CONCAT_TOK "@"
%token BVTOINT_TOK "BVTOINT"
%token INTTOBV_TOK "INTTOBV"
%token BOOLEXTRACT_TOK "BOOLEXTRACT"
%token BVLT_TOK "BVLT"
%token BVGT_TOK "BVGT"
%token BVLE_TOK "BVLE"
%token BVGE_TOK "BVGE"
%token SX_TOK "SX"
%token BVZEROEXTEND_TOK "BVZEROEXTEND"
%token BVREPEAT_TOK "BVREPEAT"
%token BVROTL_TOK "BVROTL"
%token BVROTR_TOK "BVROTR"
%token BVSLT_TOK "BVSLT"
%token BVSGT_TOK "BVSGT"
%token BVSLE_TOK "BVSLE"
%token BVSGE_TOK "BVSGE"
/* commands given in prefix syntax */
%token ARITH_VAR_ORDER_TOK "ARITH_VAR_ORDER"
%token ASSERT_TOK "ASSERT"
%token QUERY_TOK "QUERY"
%token CHECKSAT_TOK "CHECKSAT"
%token CONTINUE_TOK "CONTINUE"
%token RESTART_TOK "RESTART"
%token HELP_TOK "HELP"
%token DBG_TOK "DBG"
%token TRACE_TOK "TRACE"
%token UNTRACE_TOK "UNTRACE"
%token OPTION_TOK "OPTION"
%token TRANSFORM_TOK "TRANSFORM"
%token PRINT_TOK "PRINT"
%token PRINT_TYPE_TOK "PRINT_TYPE"
%token CALL_TOK "CALL"
%token ECHO_TOK "ECHO"
%token INCLUDE_TOK "INCLUDE"
%token DUMP_PROOF_TOK "DUMP_PROOF"
%token DUMP_ASSUMPTIONS_TOK "DUMP_ASSUMPTIONS"
%token DUMP_SIG_TOK "DUMP_SIG"
%token DUMP_TCC_TOK "DUMP_TCC"
%token DUMP_TCC_ASSUMPTIONS_TOK "DUMP_TCC_ASSUMPTIONS"
%token DUMP_TCC_PROOF_TOK "DUMP_TCC_PROOF"
%token DUMP_CLOSURE_TOK "DUMP_CLOSURE"
%token DUMP_CLOSURE_PROOF_TOK "DUMP_CLOSURE_PROOF"
%token WHERE_TOK "WHERE"
%token ASSERTIONS_TOK "ASSERTIONS"
%token ASSUMPTIONS_TOK "ASSUMPTIONS"
%token COUNTEREXAMPLE_TOK "COUNTEREXAMPLE"
%token COUNTERMODEL_TOK "COUNTERMODEL"
%token PUSH_TOK "PUSH"
%token POP_TOK "POP"
%token POPTO_TOK "POPTO"
%token PUSH_SCOPE_TOK "PUSH_SCOPE"
%token POP_SCOPE_TOK "POP_SCOPE"
%token POPTO_SCOPE_TOK "POPTO_SCOPE"
%token RESET_TOK "RESET"
%token CONTEXT_TOK "CONTEXT"
%token FORGET_TOK "FORGET"
%token GET_TYPE_TOK "GET_TYPE"
%token CHECK_TYPE_TOK "CHECK_TYPE"
%token GET_CHILD_TOK "GET_CHILD"
%token GET_OP_TOK "GET_OP"
%token SUBSTITUTE_TOK "SUBSTITUTE"
%nonassoc ASSIGN_TOK IN_TOK
%nonassoc FORALL_TOK EXISTS_TOK
%left IFF_TOK
%right IMPLIES_TOK
%left OR_TOK XOR_TOK
%left AND_TOK
%left NOT_TOK
%nonassoc '=' NEQ_TOK
%nonassoc LE_TOK LT_TOK GE_TOK GT_TOK FLOOR_TOK
%left PLUS_TOK MINUS_TOK
%left MULT_TOK INTDIV_TOK DIV_TOK MOD_TOK
%left POW_TOK
%left WITH_TOK
%left UMINUS_TOK
%left CONCAT_TOK
%left MID_TOK
%left BVAND_TOK
%left BVXOR_TOK
%left BVNAND_TOK
%left BVNOR_TOK BVCOMP_TOK
%left BVXNOR_TOK
%left BVNEG_TOK
%left BVUMINUS_TOK BVPLUS_TOK BVSUB_TOK
%left BVUDIV_TOK BVSDIV_TOK BVUREM_TOK BVSREM_TOK BVSMOD_TOK BVSHL_TOK BVASHR_TOK BVLSHR_TOK
%left SX_TOK BVZEROEXTEND_TOK BVREPEAT_TOK BVROTL_TOK BVROTR_TOK
%left LEFTSHIFT_TOK RIGHTSHIFT_TOK
%nonassoc BVLT_TOK BVLE_TOK BVGT_TOK BVGE_TOK
%nonassoc BVSLT_TOK BVSLE_TOK BVSGT_TOK BVSGE_TOK
%right IS_INTEGER_TOK
%left ARROW_TOK
%nonassoc '['
%nonassoc '{' '.' '('
%nonassoc BITVECTOR_TOK
// %type <vec> FieldDecls TypeList IDs reverseIDs SingleDataTypes Constructors
// %type <vec> LetDecls TypeLetDecls BoundVarDecls ElseRest VarDecls
// %type <vec> Exprs AndExpr OrExpr Pattern Patterns
// %type <vec> RecordEntries UpdatePosition Updates
// %type <node> Type /* IndexType */ TypeNotIdentifier TypeDef
// %type <node> DataType SingleDataType Constructor
// %type <node> FunctionType RecordType Real Int BitvectorType
// %type <node> FieldDecl TupleType
// %type <node> ArrayType ScalarType SubType BasicType SubrangeType
// %type <node> LeftBound RightBound
%type <expr> Expr // Conditional UpdatePositionNode Update Lambda
// %type <node> QuantExpr ArrayLiteral RecordLiteral RecordEntry TupleLiteral
// %type <node> LetDecl LetExpr LetDeclsNode
// %type <node> TypeLetDecl TypeLetExpr TypeLetDeclsNode
// %type <node> BoundVarDecl BoundVarDeclNode VarDecl
// %type <node> ConstDecl TypeDecl
%type <strlst> IdentifierList // StringLiteral Numeral Binary Hex
%type <str> Identifier // Type
%type <cmd> cmd /// Assert Query Help Dbg Trace Option
// %type <node> Transform Print Call Echo DumpCommand
// %type <node> Include Where Push Pop PopTo
// %type <node> Context Forget Get_Child Get_Op Get_Type Check_Type Substitute
// %type <node> other_cmd
// %type <node> Arith_Var_Order
%token <str> ID_TOK STRINGLIT_TOK NUMERAL_TOK HEX_TOK BINARY_TOK
%%
cmd:
ASSERT_TOK Expr {
$$ = new AssertCommand(*$2);
delete $2;
}
| QUERY_TOK Expr {
$$ = new QueryCommand(*$2);
delete $2;
}
| CHECKSAT_TOK Expr {
$$ = new CheckSatCommand(*$2);
delete $2;
}
| CHECKSAT_TOK {
$$ = new CheckSatCommand();
}
| IdentifierList ':' Type { // variable/constant declaration
// FIXME: assuming Type is BOOLEAN
SYMBOL_TABLE->defineVarList($1, (const void *)0);
}
Expr:
Identifier {
$$ = new Expr(SYMBOL_TABLE->lookupVar($1));
}
| TRUELIT_TOK {
$$ = new Expr(EXPR_MANAGER->mkExpr(TRUE));
}
| FALSELIT_TOK {
$$ = new Expr(EXPR_MANAGER->mkExpr(FALSE));
}
| Expr OR_TOK Expr {
$$ = new Expr(EXPR_MANAGER->mkExpr(OR, *$1, *$3));
delete $1;
delete $3;
}
| Expr AND_TOK Expr {
$$ = new Expr(EXPR_MANAGER->mkExpr(AND, *$1, *$3));
delete $1;
delete $3;
}
| Expr IMPLIES_TOK Expr {
$$ = new Expr(EXPR_MANAGER->mkExpr(IMPLIES, *$1, *$3));
delete $1;
delete $3;
}
| Expr IFF_TOK Expr {
$$ = new Expr(EXPR_MANAGER->mkExpr(IFF, *$1, *$3));
delete $1;
delete $3;
}
| NOT_TOK Expr {
$$ = new Expr(EXPR_MANAGER->mkExpr(NOT, *$2));
delete $2;
} ;
IdentifierList:
Identifier {
$$ = new std::list<std::string>;
$$->push_front(*$1);
delete $1;
}
| Identifier ',' IdentifierList {
$3->push_front(*$1);
$$ = $3;
delete $1;
}
Identifier:
ID_TOK {
$$ = $1;
}
Type:
BOOLEAN_TOK
%%
|