parser.py revision 8454
16657Snate@binkert.org# Copyright (c) 2009 The Hewlett-Packard Development Company 26657Snate@binkert.org# All rights reserved. 36657Snate@binkert.org# 46657Snate@binkert.org# Redistribution and use in source and binary forms, with or without 56657Snate@binkert.org# modification, are permitted provided that the following conditions are 66657Snate@binkert.org# met: redistributions of source code must retain the above copyright 76657Snate@binkert.org# notice, this list of conditions and the following disclaimer; 86657Snate@binkert.org# redistributions in binary form must reproduce the above copyright 96657Snate@binkert.org# notice, this list of conditions and the following disclaimer in the 106657Snate@binkert.org# documentation and/or other materials provided with the distribution; 116657Snate@binkert.org# neither the name of the copyright holders nor the names of its 126657Snate@binkert.org# contributors may be used to endorse or promote products derived from 136657Snate@binkert.org# this software without specific prior written permission. 146657Snate@binkert.org# 156657Snate@binkert.org# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 166657Snate@binkert.org# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 176657Snate@binkert.org# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 186657Snate@binkert.org# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 196657Snate@binkert.org# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 206657Snate@binkert.org# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 216657Snate@binkert.org# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 226657Snate@binkert.org# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 236657Snate@binkert.org# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 246657Snate@binkert.org# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 256657Snate@binkert.org# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 266657Snate@binkert.org# 276657Snate@binkert.org# Authors: Nathan Binkert 286657Snate@binkert.org 296657Snate@binkert.orgimport os.path 306657Snate@binkert.orgimport re 316657Snate@binkert.orgimport sys 326657Snate@binkert.org 336999Snate@binkert.orgfrom m5.util import code_formatter 348452Snate@binkert.orgfrom m5.util.grammar import Grammar, ParseError 356657Snate@binkert.org 366657Snate@binkert.orgimport slicc.ast as ast 376657Snate@binkert.orgimport slicc.util as util 386657Snate@binkert.orgfrom slicc.symbols import SymbolTable 396657Snate@binkert.org 406657Snate@binkert.orgclass SLICC(Grammar): 418454Snate@binkert.org def __init__(self, filename, verbose=False, traceback=False, **kwargs): 428454Snate@binkert.org self.protocol = None 438454Snate@binkert.org self.traceback = traceback 448453Snate@binkert.org self.verbose = verbose 456999Snate@binkert.org self.symtab = SymbolTable(self) 466999Snate@binkert.org 478454Snate@binkert.org try: 488454Snate@binkert.org self.decl_list = self.parse_file(filename, **kwargs) 498454Snate@binkert.org except ParseError, e: 508454Snate@binkert.org if not self.traceback: 518454Snate@binkert.org sys.exit(str(e)) 528454Snate@binkert.org raise 538454Snate@binkert.org 548453Snate@binkert.org def currentLocation(self): 558453Snate@binkert.org return util.Location(self.current_source, self.current_line, 568453Snate@binkert.org no_warning=not self.verbose) 578453Snate@binkert.org 586999Snate@binkert.org def codeFormatter(self, *args, **kwargs): 596999Snate@binkert.org code = code_formatter(*args, **kwargs) 606999Snate@binkert.org code['protocol'] = self.protocol 616999Snate@binkert.org return code 626657Snate@binkert.org 638453Snate@binkert.org def process(self): 648454Snate@binkert.org self.decl_list.findMachines() 658454Snate@binkert.org self.decl_list.generate() 666657Snate@binkert.org 676657Snate@binkert.org def writeCodeFiles(self, code_path): 686657Snate@binkert.org self.symtab.writeCodeFiles(code_path) 696657Snate@binkert.org 708453Snate@binkert.org def writeHTMLFiles(self, html_path): 718453Snate@binkert.org self.symtab.writeHTMLFiles(html_path) 726657Snate@binkert.org 736657Snate@binkert.org def files(self): 746714Ssteve.reinhardt@amd.com f = set([ 756714Ssteve.reinhardt@amd.com 'MachineType.cc', 766657Snate@binkert.org 'MachineType.hh', 776657Snate@binkert.org 'Types.hh' ]) 786657Snate@binkert.org 798454Snate@binkert.org f |= self.decl_list.files() 806657Snate@binkert.org 816714Ssteve.reinhardt@amd.com return f 826657Snate@binkert.org 836657Snate@binkert.org t_ignore = '\t ' 846657Snate@binkert.org 856657Snate@binkert.org # C or C++ comment (ignore) 866657Snate@binkert.org def t_c_comment(self, t): 876657Snate@binkert.org r'/\*(.|\n)*?\*/' 886657Snate@binkert.org t.lexer.lineno += t.value.count('\n') 896657Snate@binkert.org 906657Snate@binkert.org def t_cpp_comment(self, t): 916657Snate@binkert.org r'//.*' 926657Snate@binkert.org 936657Snate@binkert.org # Define a rule so we can track line numbers 946657Snate@binkert.org def t_newline(self, t): 956657Snate@binkert.org r'\n+' 966657Snate@binkert.org t.lexer.lineno += len(t.value) 976657Snate@binkert.org 986657Snate@binkert.org reserved = { 998454Snate@binkert.org 'protocol' : 'PROTOCOL', 1008454Snate@binkert.org 'include' : 'INCLUDE', 1016657Snate@binkert.org 'global' : 'GLOBAL', 1026657Snate@binkert.org 'machine' : 'MACHINE', 1036657Snate@binkert.org 'in_port' : 'IN_PORT', 1046657Snate@binkert.org 'out_port' : 'OUT_PORT', 1056657Snate@binkert.org 'action' : 'ACTION', 1066657Snate@binkert.org 'transition' : 'TRANS', 1076657Snate@binkert.org 'structure' : 'STRUCT', 1086657Snate@binkert.org 'external_type' : 'EXTERN_TYPE', 1096657Snate@binkert.org 'enumeration' : 'ENUM', 1108086SBrad.Beckmann@amd.com 'state_declaration' : 'STATE_DECL', 1116657Snate@binkert.org 'peek' : 'PEEK', 1127567SBrad.Beckmann@amd.com 'stall_and_wait' : 'STALL_AND_WAIT', 1136657Snate@binkert.org 'enqueue' : 'ENQUEUE', 1146657Snate@binkert.org 'copy_head' : 'COPY_HEAD', 1156657Snate@binkert.org 'check_allocate' : 'CHECK_ALLOCATE', 1166657Snate@binkert.org 'check_stop_slots' : 'CHECK_STOP_SLOTS', 1176882SBrad.Beckmann@amd.com 'static_cast' : 'STATIC_CAST', 1186657Snate@binkert.org 'if' : 'IF', 1197839Snilay@cs.wisc.edu 'is_valid' : 'IS_VALID', 1207839Snilay@cs.wisc.edu 'is_invalid' : 'IS_INVALID', 1216657Snate@binkert.org 'else' : 'ELSE', 1226657Snate@binkert.org 'return' : 'RETURN', 1236657Snate@binkert.org 'THIS' : 'THIS', 1246657Snate@binkert.org 'CHIP' : 'CHIP', 1256657Snate@binkert.org 'void' : 'VOID', 1266657Snate@binkert.org 'new' : 'NEW', 1277839Snilay@cs.wisc.edu 'OOD' : 'OOD', 1286657Snate@binkert.org } 1296657Snate@binkert.org 1306657Snate@binkert.org literals = ':[]{}(),=' 1316657Snate@binkert.org 1326657Snate@binkert.org tokens = [ 'EQ', 'NE', 'LT', 'GT', 'LE', 'GE', 1336657Snate@binkert.org 'LEFTSHIFT', 'RIGHTSHIFT', 1346657Snate@binkert.org 'NOT', 'AND', 'OR', 1356657Snate@binkert.org 'PLUS', 'DASH', 'STAR', 'SLASH', 1366657Snate@binkert.org 'DOUBLE_COLON', 'SEMI', 1376657Snate@binkert.org 'ASSIGN', 'DOT', 1386657Snate@binkert.org 'IDENT', 'LIT_BOOL', 'FLOATNUMBER', 'NUMBER', 'STRING' ] 1396657Snate@binkert.org tokens += reserved.values() 1406657Snate@binkert.org 1416657Snate@binkert.org t_EQ = r'==' 1426657Snate@binkert.org t_NE = r'!=' 1436657Snate@binkert.org t_LT = r'<' 1446657Snate@binkert.org t_GT = r'>' 1456657Snate@binkert.org t_LE = r'<=' 1466657Snate@binkert.org t_GE = r'>=' 1476657Snate@binkert.org t_LEFTSHIFT = r'<<' 1486657Snate@binkert.org t_RIGHTSHIFT = r'>>' 1496657Snate@binkert.org t_NOT = r'!' 1506657Snate@binkert.org t_AND = r'&&' 1516657Snate@binkert.org t_OR = r'\|\|' 1526657Snate@binkert.org t_PLUS = r'\+' 1536657Snate@binkert.org t_DASH = r'-' 1546657Snate@binkert.org t_STAR = r'\*' 1556657Snate@binkert.org t_SLASH = r'/' 1566657Snate@binkert.org t_DOUBLE_COLON = r'::' 1576657Snate@binkert.org t_SEMI = r';' 1586657Snate@binkert.org t_ASSIGN = r':=' 1596657Snate@binkert.org t_DOT = r'\.' 1606657Snate@binkert.org 1616657Snate@binkert.org precedence = ( 1626657Snate@binkert.org ('left', 'AND', 'OR'), 1636657Snate@binkert.org ('left', 'EQ', 'NE'), 1646657Snate@binkert.org ('left', 'LT', 'GT', 'LE', 'GE'), 1656657Snate@binkert.org ('left', 'RIGHTSHIFT', 'LEFTSHIFT'), 1666657Snate@binkert.org ('left', 'PLUS', 'DASH'), 1676657Snate@binkert.org ('left', 'STAR', 'SLASH'), 1686657Snate@binkert.org ('right', 'NOT', 'UMINUS'), 1696657Snate@binkert.org ) 1706657Snate@binkert.org 1716657Snate@binkert.org def t_IDENT(self, t): 1726657Snate@binkert.org r'[a-zA-Z_][a-zA-Z_0-9]*' 1736657Snate@binkert.org if t.value == 'true': 1746657Snate@binkert.org t.type = 'LIT_BOOL' 1756657Snate@binkert.org t.value = True 1766657Snate@binkert.org return t 1776657Snate@binkert.org 1786657Snate@binkert.org if t.value == 'false': 1796657Snate@binkert.org t.type = 'LIT_BOOL' 1806657Snate@binkert.org t.value = False 1816657Snate@binkert.org return t 1826657Snate@binkert.org 1836657Snate@binkert.org # Check for reserved words 1846657Snate@binkert.org t.type = self.reserved.get(t.value, 'IDENT') 1856657Snate@binkert.org return t 1866657Snate@binkert.org 1876657Snate@binkert.org def t_FLOATNUMBER(self, t): 1886657Snate@binkert.org '[0-9]+[.][0-9]+' 1896657Snate@binkert.org try: 1906657Snate@binkert.org t.value = float(t.value) 1916657Snate@binkert.org except ValueError: 1928452Snate@binkert.org raise ParseError("Illegal float", t) 1936657Snate@binkert.org return t 1946657Snate@binkert.org 1956657Snate@binkert.org def t_NUMBER(self, t): 1966657Snate@binkert.org r'[0-9]+' 1976657Snate@binkert.org try: 1986657Snate@binkert.org t.value = int(t.value) 1996657Snate@binkert.org except ValueError: 2008452Snate@binkert.org raise ParseError("Illegal number", t) 2016657Snate@binkert.org return t 2026657Snate@binkert.org 2036657Snate@binkert.org def t_STRING1(self, t): 2046657Snate@binkert.org r'\"[^"\n]*\"' 2056657Snate@binkert.org t.type = 'STRING' 2066657Snate@binkert.org t.value = t.value[1:-1] 2076657Snate@binkert.org return t 2086657Snate@binkert.org 2096657Snate@binkert.org def t_STRING2(self, t): 2106657Snate@binkert.org r"\'[^'\n]*\'" 2116657Snate@binkert.org t.type = 'STRING' 2126657Snate@binkert.org t.value = t.value[1:-1] 2136657Snate@binkert.org return t 2146657Snate@binkert.org 2156657Snate@binkert.org def p_file(self, p): 2166657Snate@binkert.org "file : decls" 2176657Snate@binkert.org p[0] = p[1] 2186657Snate@binkert.org 2196657Snate@binkert.org def p_empty(self, p): 2206657Snate@binkert.org "empty :" 2216657Snate@binkert.org 2226657Snate@binkert.org def p_decls(self, p): 2236657Snate@binkert.org "decls : declsx" 2246657Snate@binkert.org p[0] = ast.DeclListAST(self, p[1]) 2256657Snate@binkert.org 2266657Snate@binkert.org def p_declsx__list(self, p): 2276657Snate@binkert.org "declsx : decl declsx" 2288454Snate@binkert.org if isinstance(p[1], ast.DeclListAST): 2298454Snate@binkert.org decls = p[1].decls 2308454Snate@binkert.org elif p[1] is None: 2318454Snate@binkert.org decls = [] 2328454Snate@binkert.org else: 2338454Snate@binkert.org decls = [ p[1] ] 2348454Snate@binkert.org p[0] = decls + p[2] 2356657Snate@binkert.org 2366657Snate@binkert.org def p_declsx__none(self, p): 2376657Snate@binkert.org "declsx : empty" 2386657Snate@binkert.org p[0] = [] 2396657Snate@binkert.org 2408454Snate@binkert.org def p_decl__protocol(self, p): 2418454Snate@binkert.org "decl : PROTOCOL STRING SEMI" 2428454Snate@binkert.org if self.protocol: 2438454Snate@binkert.org msg = "Protocol can only be set once! Error at %s:%s\n" % \ 2448454Snate@binkert.org (self.current_source, self.current_line) 2458454Snate@binkert.org raise ParseError(msg) 2468454Snate@binkert.org self.protocol = p[2] 2478454Snate@binkert.org p[0] = None 2488454Snate@binkert.org 2498454Snate@binkert.org def p_decl__include(self, p): 2508454Snate@binkert.org "decl : INCLUDE STRING SEMI" 2518454Snate@binkert.org dirname = os.path.dirname(self.current_source) 2528454Snate@binkert.org filename = os.path.join(dirname, p[2]) 2538454Snate@binkert.org p[0] = self.parse_file(filename) 2548454Snate@binkert.org 2556657Snate@binkert.org def p_decl__machine(self, p): 2566657Snate@binkert.org "decl : MACHINE '(' ident pairs ')' ':' params '{' decls '}'" 2576657Snate@binkert.org p[0] = ast.MachineAST(self, p[3], p[4], p[7], p[9]) 2586657Snate@binkert.org 2596657Snate@binkert.org def p_decl__action(self, p): 2606657Snate@binkert.org "decl : ACTION '(' ident pairs ')' statements" 2616657Snate@binkert.org p[0] = ast.ActionDeclAST(self, p[3], p[4], p[6]) 2626657Snate@binkert.org 2636657Snate@binkert.org def p_decl__in_port(self, p): 2646657Snate@binkert.org "decl : IN_PORT '(' ident ',' type ',' var pairs ')' statements" 2656657Snate@binkert.org p[0] = ast.InPortDeclAST(self, p[3], p[5], p[7], p[8], p[10]) 2666657Snate@binkert.org 2676657Snate@binkert.org def p_decl__out_port(self, p): 2686657Snate@binkert.org "decl : OUT_PORT '(' ident ',' type ',' var pairs ')' SEMI" 2696657Snate@binkert.org p[0] = ast.OutPortDeclAST(self, p[3], p[5], p[7], p[8]) 2706657Snate@binkert.org 2716657Snate@binkert.org def p_decl__trans0(self, p): 2726657Snate@binkert.org "decl : TRANS '(' idents ',' idents ',' ident pairs ')' idents" 2736657Snate@binkert.org p[0] = ast.TransitionDeclAST(self, p[3], p[5], p[7], p[8], p[10]) 2746657Snate@binkert.org 2756657Snate@binkert.org def p_decl__trans1(self, p): 2766657Snate@binkert.org "decl : TRANS '(' idents ',' idents pairs ')' idents" 2776657Snate@binkert.org p[0] = ast.TransitionDeclAST(self, p[3], p[5], None, p[6], p[8]) 2786657Snate@binkert.org 2796657Snate@binkert.org def p_decl__extern0(self, p): 2806657Snate@binkert.org "decl : EXTERN_TYPE '(' type pairs ')' SEMI" 2816657Snate@binkert.org p[4]["external"] = "yes" 2826657Snate@binkert.org p[0] = ast.TypeDeclAST(self, p[3], p[4], []) 2836657Snate@binkert.org 2846657Snate@binkert.org def p_decl__global(self, p): 2856657Snate@binkert.org "decl : GLOBAL '(' type pairs ')' '{' type_members '}'" 2866657Snate@binkert.org p[4]["global"] = "yes" 2876657Snate@binkert.org p[0] = ast.TypeDeclAST(self, p[3], p[4], p[7]) 2886657Snate@binkert.org 2896657Snate@binkert.org def p_decl__struct(self, p): 2906657Snate@binkert.org "decl : STRUCT '(' type pairs ')' '{' type_members '}'" 2916657Snate@binkert.org p[0] = ast.TypeDeclAST(self, p[3], p[4], p[7]) 2926657Snate@binkert.org 2936657Snate@binkert.org def p_decl__enum(self, p): 2946657Snate@binkert.org "decl : ENUM '(' type pairs ')' '{' type_enums '}'" 2956657Snate@binkert.org p[4]["enumeration"] = "yes" 2966657Snate@binkert.org p[0] = ast.EnumDeclAST(self, p[3], p[4], p[7]) 2976657Snate@binkert.org 2988086SBrad.Beckmann@amd.com def p_decl__state_decl(self, p): 2998086SBrad.Beckmann@amd.com "decl : STATE_DECL '(' type pairs ')' '{' type_states '}'" 3008086SBrad.Beckmann@amd.com p[4]["enumeration"] = "yes" 3018086SBrad.Beckmann@amd.com p[4]["state_decl"] = "yes" 3028086SBrad.Beckmann@amd.com p[0] = ast.StateDeclAST(self, p[3], p[4], p[7]) 3038086SBrad.Beckmann@amd.com 3046657Snate@binkert.org def p_decl__object(self, p): 3056657Snate@binkert.org "decl : type ident pairs SEMI" 3066657Snate@binkert.org p[0] = ast.ObjDeclAST(self, p[1], p[2], p[3]) 3076657Snate@binkert.org 3086657Snate@binkert.org def p_decl__func_decl(self, p): 3096657Snate@binkert.org """decl : void ident '(' params ')' pairs SEMI 3106657Snate@binkert.org | type ident '(' params ')' pairs SEMI""" 3116657Snate@binkert.org p[0] = ast.FuncDeclAST(self, p[1], p[2], p[4], p[6], None) 3126657Snate@binkert.org 3136657Snate@binkert.org def p_decl__func_def(self, p): 3146657Snate@binkert.org """decl : void ident '(' params ')' pairs statements 3156657Snate@binkert.org | type ident '(' params ')' pairs statements""" 3166657Snate@binkert.org p[0] = ast.FuncDeclAST(self, p[1], p[2], p[4], p[6], p[7]) 3176657Snate@binkert.org 3186657Snate@binkert.org # Type fields 3196657Snate@binkert.org def p_type_members__list(self, p): 3206657Snate@binkert.org "type_members : type_member type_members" 3216657Snate@binkert.org p[0] = [ p[1] ] + p[2] 3226657Snate@binkert.org 3236657Snate@binkert.org def p_type_members__empty(self, p): 3246657Snate@binkert.org "type_members : empty" 3256657Snate@binkert.org p[0] = [] 3266657Snate@binkert.org 3278156Snilay@cs.wisc.edu def p_type_method__0(self, p): 3288156Snilay@cs.wisc.edu "type_member : type_or_void ident '(' types ')' pairs SEMI" 3298156Snilay@cs.wisc.edu p[0] = ast.TypeFieldMethodAST(self, p[1], p[2], p[4], p[6]) 3308156Snilay@cs.wisc.edu 3316657Snate@binkert.org def p_type_member__1(self, p): 3328156Snilay@cs.wisc.edu "type_member : type_or_void ident pairs SEMI" 3336657Snate@binkert.org p[0] = ast.TypeFieldMemberAST(self, p[1], p[2], p[3], None) 3346657Snate@binkert.org 3356657Snate@binkert.org def p_type_member__2(self, p): 3368156Snilay@cs.wisc.edu "type_member : type_or_void ident ASSIGN expr SEMI" 3376657Snate@binkert.org p[0] = ast.TypeFieldMemberAST(self, p[1], p[2], 3386657Snate@binkert.org ast.PairListAST(self), p[4]) 3396657Snate@binkert.org 3406657Snate@binkert.org # Enum fields 3416657Snate@binkert.org def p_type_enums__list(self, p): 3426657Snate@binkert.org "type_enums : type_enum type_enums" 3436657Snate@binkert.org p[0] = [ p[1] ] + p[2] 3446657Snate@binkert.org 3456657Snate@binkert.org def p_type_enums__empty(self, p): 3466657Snate@binkert.org "type_enums : empty" 3476657Snate@binkert.org p[0] = [] 3486657Snate@binkert.org 3496657Snate@binkert.org def p_type_enum(self, p): 3506657Snate@binkert.org "type_enum : ident pairs SEMI" 3516657Snate@binkert.org p[0] = ast.TypeFieldEnumAST(self, p[1], p[2]) 3526657Snate@binkert.org 3538086SBrad.Beckmann@amd.com # States 3548086SBrad.Beckmann@amd.com def p_type_states__list(self, p): 3558086SBrad.Beckmann@amd.com "type_states : type_state type_states" 3568086SBrad.Beckmann@amd.com p[0] = [ p[1] ] + p[2] 3578086SBrad.Beckmann@amd.com 3588086SBrad.Beckmann@amd.com def p_type_states__empty(self, p): 3598086SBrad.Beckmann@amd.com "type_states : empty" 3608086SBrad.Beckmann@amd.com p[0] = [] 3618086SBrad.Beckmann@amd.com 3628086SBrad.Beckmann@amd.com def p_type_state(self, p): 3638086SBrad.Beckmann@amd.com "type_state : ident ',' enumeration pairs SEMI" 3648086SBrad.Beckmann@amd.com p[0] = ast.TypeFieldStateAST(self, p[1], p[3], p[4]) 3658086SBrad.Beckmann@amd.com 3666657Snate@binkert.org # Type 3676657Snate@binkert.org def p_types__multiple(self, p): 3686657Snate@binkert.org "types : type ',' types" 3696657Snate@binkert.org p[0] = [ p[1] ] + p[3] 3706657Snate@binkert.org 3716657Snate@binkert.org def p_types__one(self, p): 3726657Snate@binkert.org "types : type" 3736657Snate@binkert.org p[0] = [ p[1] ] 3746657Snate@binkert.org 3756657Snate@binkert.org def p_types__empty(self, p): 3766657Snate@binkert.org "types : empty" 3776657Snate@binkert.org p[0] = [] 3786657Snate@binkert.org 3797055Snate@binkert.org def p_typestr__multi(self, p): 3807055Snate@binkert.org "typestr : typestr DOUBLE_COLON ident" 3817055Snate@binkert.org p[0] = '%s::%s' % (p[1], p[3]) 3827055Snate@binkert.org 3837055Snate@binkert.org def p_typestr__single(self, p): 3847055Snate@binkert.org "typestr : ident" 3857055Snate@binkert.org p[0] = p[1] 3867055Snate@binkert.org 3877055Snate@binkert.org def p_type__one(self, p): 3887055Snate@binkert.org "type : typestr" 3896657Snate@binkert.org p[0] = ast.TypeAST(self, p[1]) 3906657Snate@binkert.org 3916657Snate@binkert.org def p_void(self, p): 3926657Snate@binkert.org "void : VOID" 3936657Snate@binkert.org p[0] = ast.TypeAST(self, p[1]) 3946657Snate@binkert.org 3956657Snate@binkert.org def p_type_or_void(self, p): 3966657Snate@binkert.org """type_or_void : type 3976657Snate@binkert.org | void""" 3986657Snate@binkert.org p[0] = p[1] 3996657Snate@binkert.org 4006657Snate@binkert.org # Formal Param 4016657Snate@binkert.org def p_params__many(self, p): 4026657Snate@binkert.org "params : param ',' params" 4036657Snate@binkert.org p[0] = [ p[1] ] + p[3] 4046657Snate@binkert.org 4056657Snate@binkert.org def p_params__one(self, p): 4066657Snate@binkert.org "params : param" 4076657Snate@binkert.org p[0] = [ p[1] ] 4086657Snate@binkert.org 4096657Snate@binkert.org def p_params__none(self, p): 4106657Snate@binkert.org "params : empty" 4116657Snate@binkert.org p[0] = [] 4126657Snate@binkert.org 4136657Snate@binkert.org def p_param(self, p): 4146657Snate@binkert.org "param : type ident" 4156657Snate@binkert.org p[0] = ast.FormalParamAST(self, p[1], p[2]) 4166657Snate@binkert.org 4176882SBrad.Beckmann@amd.com def p_param__pointer(self, p): 4186882SBrad.Beckmann@amd.com "param : type STAR ident" 4196882SBrad.Beckmann@amd.com p[0] = ast.FormalParamAST(self, p[1], p[3], None, True) 4206882SBrad.Beckmann@amd.com 4216907SBrad.Beckmann@amd.com def p_param__pointer_default(self, p): 4226907SBrad.Beckmann@amd.com "param : type STAR ident '=' STRING" 4236907SBrad.Beckmann@amd.com p[0] = ast.FormalParamAST(self, p[1], p[3], p[5], True) 4246907SBrad.Beckmann@amd.com 4256907SBrad.Beckmann@amd.com def p_param__default_number(self, p): 4266877Ssteve.reinhardt@amd.com "param : type ident '=' NUMBER" 4276877Ssteve.reinhardt@amd.com p[0] = ast.FormalParamAST(self, p[1], p[2], p[4]) 4286877Ssteve.reinhardt@amd.com 4296907SBrad.Beckmann@amd.com def p_param__default_bool(self, p): 4306907SBrad.Beckmann@amd.com "param : type ident '=' LIT_BOOL" 4316907SBrad.Beckmann@amd.com p[0] = ast.FormalParamAST(self, p[1], p[2], p[4]) 4326907SBrad.Beckmann@amd.com 4336907SBrad.Beckmann@amd.com def p_param__default_string(self, p): 4346907SBrad.Beckmann@amd.com "param : type ident '=' STRING" 4356907SBrad.Beckmann@amd.com p[0] = ast.FormalParamAST(self, p[1], p[2], p[4]) 4366907SBrad.Beckmann@amd.com 4376657Snate@binkert.org # Idents and lists 4386657Snate@binkert.org def p_idents__braced(self, p): 4396657Snate@binkert.org "idents : '{' identx '}'" 4406657Snate@binkert.org p[0] = p[2] 4416657Snate@binkert.org 4426657Snate@binkert.org def p_idents__bare(self, p): 4436657Snate@binkert.org "idents : ident" 4446657Snate@binkert.org p[0] = [ p[1] ] 4456657Snate@binkert.org 4466657Snate@binkert.org def p_identx__multiple_1(self, p): 4476657Snate@binkert.org """identx : ident SEMI identx 4486657Snate@binkert.org | ident ',' identx""" 4496657Snate@binkert.org p[0] = [ p[1] ] + p[3] 4506657Snate@binkert.org 4516657Snate@binkert.org def p_identx__multiple_2(self, p): 4526657Snate@binkert.org "identx : ident identx" 4536657Snate@binkert.org p[0] = [ p[1] ] + p[2] 4546657Snate@binkert.org 4556657Snate@binkert.org def p_identx__single(self, p): 4566657Snate@binkert.org "identx : empty" 4576657Snate@binkert.org p[0] = [ ] 4586657Snate@binkert.org 4596657Snate@binkert.org def p_ident(self, p): 4606657Snate@binkert.org "ident : IDENT" 4616657Snate@binkert.org p[0] = p[1] 4626657Snate@binkert.org 4636657Snate@binkert.org # Pair and pair lists 4646657Snate@binkert.org def p_pairs__list(self, p): 4656657Snate@binkert.org "pairs : ',' pairsx" 4666657Snate@binkert.org p[0] = p[2] 4676657Snate@binkert.org 4686657Snate@binkert.org def p_pairs__empty(self, p): 4696657Snate@binkert.org "pairs : empty" 4706657Snate@binkert.org p[0] = ast.PairListAST(self) 4716657Snate@binkert.org 4726657Snate@binkert.org def p_pairsx__many(self, p): 4736657Snate@binkert.org "pairsx : pair ',' pairsx" 4746657Snate@binkert.org p[0] = p[3] 4756657Snate@binkert.org p[0].addPair(p[1]) 4766657Snate@binkert.org 4776657Snate@binkert.org def p_pairsx__one(self, p): 4786657Snate@binkert.org "pairsx : pair" 4796657Snate@binkert.org p[0] = ast.PairListAST(self) 4806657Snate@binkert.org p[0].addPair(p[1]) 4816657Snate@binkert.org 4826657Snate@binkert.org def p_pair__assign(self, p): 4836657Snate@binkert.org """pair : ident '=' STRING 4847567SBrad.Beckmann@amd.com | ident '=' ident 4857567SBrad.Beckmann@amd.com | ident '=' NUMBER""" 4866657Snate@binkert.org p[0] = ast.PairAST(self, p[1], p[3]) 4876657Snate@binkert.org 4886657Snate@binkert.org def p_pair__literal(self, p): 4896657Snate@binkert.org "pair : STRING" 4906657Snate@binkert.org p[0] = ast.PairAST(self, "short", p[1]) 4916657Snate@binkert.org 4926657Snate@binkert.org # Below are the rules for action descriptions 4936657Snate@binkert.org def p_statements__inner(self, p): 4946657Snate@binkert.org "statements : '{' statements_inner '}'" 4956657Snate@binkert.org p[0] = ast.StatementListAST(self, p[2]) 4966657Snate@binkert.org 4976657Snate@binkert.org def p_statements__none(self, p): 4986657Snate@binkert.org "statements : '{' '}'" 4996657Snate@binkert.org p[0] = ast.StatementListAST(self, []) 5006657Snate@binkert.org 5016657Snate@binkert.org def p_statements_inner__many(self, p): 5026657Snate@binkert.org "statements_inner : statement statements_inner" 5036657Snate@binkert.org p[0] = [ p[1] ] + p[2] 5046657Snate@binkert.org 5056657Snate@binkert.org def p_statements_inner__one(self, p): 5066657Snate@binkert.org "statements_inner : statement" 5076657Snate@binkert.org p[0] = [ p[1] ] 5086657Snate@binkert.org 5096657Snate@binkert.org def p_exprs__multiple(self, p): 5106657Snate@binkert.org "exprs : expr ',' exprs" 5116657Snate@binkert.org p[0] = [ p[1] ] + p[3] 5126657Snate@binkert.org 5136657Snate@binkert.org def p_exprs__one(self, p): 5146657Snate@binkert.org "exprs : expr" 5156657Snate@binkert.org p[0] = [ p[1] ] 5166657Snate@binkert.org 5176657Snate@binkert.org def p_exprs__empty(self, p): 5186657Snate@binkert.org "exprs : empty""" 5196657Snate@binkert.org p[0] = [] 5206657Snate@binkert.org 5216657Snate@binkert.org def p_statement__expression(self, p): 5226657Snate@binkert.org "statement : expr SEMI" 5236657Snate@binkert.org p[0] = ast.ExprStatementAST(self, p[1]) 5246657Snate@binkert.org 5256657Snate@binkert.org def p_statement__assign(self, p): 5266657Snate@binkert.org "statement : expr ASSIGN expr SEMI" 5276657Snate@binkert.org p[0] = ast.AssignStatementAST(self, p[1], p[3]) 5286657Snate@binkert.org 5296657Snate@binkert.org def p_statement__enqueue(self, p): 5306657Snate@binkert.org "statement : ENQUEUE '(' var ',' type pairs ')' statements" 5316657Snate@binkert.org p[0] = ast.EnqueueStatementAST(self, p[3], p[5], p[6], p[8]) 5326657Snate@binkert.org 5337567SBrad.Beckmann@amd.com def p_statement__stall_and_wait(self, p): 5347567SBrad.Beckmann@amd.com "statement : STALL_AND_WAIT '(' var ',' var ')' SEMI" 5357567SBrad.Beckmann@amd.com p[0] = ast.StallAndWaitStatementAST(self, p[3], p[5]) 5367567SBrad.Beckmann@amd.com 5376657Snate@binkert.org def p_statement__peek(self, p): 5386863Sdrh5@cs.wisc.edu "statement : PEEK '(' var ',' type pairs ')' statements" 5396863Sdrh5@cs.wisc.edu p[0] = ast.PeekStatementAST(self, p[3], p[5], p[6], p[8], "peek") 5406657Snate@binkert.org 5416657Snate@binkert.org def p_statement__copy_head(self, p): 5426657Snate@binkert.org "statement : COPY_HEAD '(' var ',' var pairs ')' SEMI" 5436657Snate@binkert.org p[0] = ast.CopyHeadStatementAST(self, p[3], p[5], p[6]) 5446657Snate@binkert.org 5456657Snate@binkert.org def p_statement__check_allocate(self, p): 5466657Snate@binkert.org "statement : CHECK_ALLOCATE '(' var ')' SEMI" 5476657Snate@binkert.org p[0] = ast.CheckAllocateStatementAST(self, p[3]) 5486657Snate@binkert.org 5496657Snate@binkert.org def p_statement__check_stop(self, p): 5506657Snate@binkert.org "statement : CHECK_STOP_SLOTS '(' var ',' STRING ',' STRING ')' SEMI" 5516657Snate@binkert.org p[0] = ast.CheckStopStatementAST(self, p[3], p[5], p[7]) 5526657Snate@binkert.org 5536882SBrad.Beckmann@amd.com def p_statement__static_cast(self, p): 5546882SBrad.Beckmann@amd.com "aexpr : STATIC_CAST '(' type ',' expr ')'" 5557839Snilay@cs.wisc.edu p[0] = ast.StaticCastAST(self, p[3], "ref", p[5]) 5567839Snilay@cs.wisc.edu 5577839Snilay@cs.wisc.edu def p_statement__static_cast_ptr(self, p): 5587839Snilay@cs.wisc.edu "aexpr : STATIC_CAST '(' type ',' STRING ',' expr ')'" 5597839Snilay@cs.wisc.edu p[0] = ast.StaticCastAST(self, p[3], p[5], p[7]) 5606882SBrad.Beckmann@amd.com 5616657Snate@binkert.org def p_statement__return(self, p): 5626657Snate@binkert.org "statement : RETURN expr SEMI" 5636657Snate@binkert.org p[0] = ast.ReturnStatementAST(self, p[2]) 5646657Snate@binkert.org 5656657Snate@binkert.org def p_statement__if(self, p): 5666657Snate@binkert.org "statement : if_statement" 5676657Snate@binkert.org p[0] = p[1] 5686657Snate@binkert.org 5696657Snate@binkert.org def p_if_statement__if(self, p): 5706657Snate@binkert.org "if_statement : IF '(' expr ')' statements" 5716657Snate@binkert.org p[0] = ast.IfStatementAST(self, p[3], p[5], None) 5726657Snate@binkert.org 5736657Snate@binkert.org def p_if_statement__if_else(self, p): 5746657Snate@binkert.org "if_statement : IF '(' expr ')' statements ELSE statements" 5756657Snate@binkert.org p[0] = ast.IfStatementAST(self, p[3], p[5], p[7]) 5766657Snate@binkert.org 5776657Snate@binkert.org def p_statement__if_else_if(self, p): 5786657Snate@binkert.org "if_statement : IF '(' expr ')' statements ELSE if_statement" 5796657Snate@binkert.org p[0] = ast.IfStatementAST(self, p[3], p[5], 5806657Snate@binkert.org ast.StatementListAST(self, p[7])) 5816657Snate@binkert.org 5826657Snate@binkert.org def p_expr__var(self, p): 5836657Snate@binkert.org "aexpr : var" 5846657Snate@binkert.org p[0] = p[1] 5856657Snate@binkert.org 5867839Snilay@cs.wisc.edu def p_expr__localvar(self, p): 5877839Snilay@cs.wisc.edu "aexpr : type ident" 5887839Snilay@cs.wisc.edu p[0] = ast.LocalVariableAST(self, p[1], p[2]) 5897839Snilay@cs.wisc.edu 5906657Snate@binkert.org def p_expr__literal(self, p): 5916657Snate@binkert.org "aexpr : literal" 5926657Snate@binkert.org p[0] = p[1] 5936657Snate@binkert.org 5946657Snate@binkert.org def p_expr__enumeration(self, p): 5956657Snate@binkert.org "aexpr : enumeration" 5966657Snate@binkert.org p[0] = p[1] 5976657Snate@binkert.org 5986657Snate@binkert.org def p_expr__func_call(self, p): 5996657Snate@binkert.org "aexpr : ident '(' exprs ')'" 6006657Snate@binkert.org p[0] = ast.FuncCallExprAST(self, p[1], p[3]) 6016657Snate@binkert.org 6026657Snate@binkert.org def p_expr__new(self, p): 6036657Snate@binkert.org "aexpr : NEW type" 6046657Snate@binkert.org p[0] = ast.NewExprAST(self, p[2]) 6056657Snate@binkert.org 6067839Snilay@cs.wisc.edu def p_expr__null(self, p): 6077839Snilay@cs.wisc.edu "aexpr : OOD" 6087839Snilay@cs.wisc.edu p[0] = ast.OodAST(self) 6097839Snilay@cs.wisc.edu 6106657Snate@binkert.org # globally access a local chip component and call a method 6116657Snate@binkert.org def p_expr__local_chip_method(self, p): 6126657Snate@binkert.org "aexpr : THIS DOT var '[' expr ']' DOT var DOT ident '(' exprs ')'" 6136657Snate@binkert.org p[0] = ast.LocalChipMethodAST(self, p[3], p[5], p[8], p[10], p[12]) 6146657Snate@binkert.org 6156657Snate@binkert.org # globally access a local chip component and access a data member 6166657Snate@binkert.org def p_expr__local_chip_member(self, p): 6176657Snate@binkert.org "aexpr : THIS DOT var '[' expr ']' DOT var DOT field" 6186657Snate@binkert.org p[0] = ast.LocalChipMemberAST(self, p[3], p[5], p[8], p[10]) 6196657Snate@binkert.org 6206657Snate@binkert.org # globally access a specified chip component and call a method 6216657Snate@binkert.org def p_expr__specified_chip_method(self, p): 6226657Snate@binkert.org "aexpr : CHIP '[' expr ']' DOT var '[' expr ']' DOT var DOT ident '(' exprs ')'" 6236657Snate@binkert.org p[0] = ast.SpecifiedChipMethodAST(self, p[3], p[6], p[8], p[11], p[13], 6246657Snate@binkert.org p[15]) 6256657Snate@binkert.org 6266657Snate@binkert.org # globally access a specified chip component and access a data member 6276657Snate@binkert.org def p_expr__specified_chip_member(self, p): 6286657Snate@binkert.org "aexpr : CHIP '[' expr ']' DOT var '[' expr ']' DOT var DOT field" 6296657Snate@binkert.org p[0] = ast.SpecifiedChipMemberAST(self, p[3], p[6], p[8], p[11], p[13]) 6306657Snate@binkert.org 6316657Snate@binkert.org def p_expr__member(self, p): 6326657Snate@binkert.org "aexpr : aexpr DOT ident" 6336657Snate@binkert.org p[0] = ast.MemberExprAST(self, p[1], p[3]) 6346657Snate@binkert.org 6356657Snate@binkert.org def p_expr__member_method_call(self, p): 6366657Snate@binkert.org "aexpr : aexpr DOT ident '(' exprs ')'" 6376657Snate@binkert.org p[0] = ast.MemberMethodCallExprAST(self, p[1], p[3], p[5]) 6386657Snate@binkert.org 6396657Snate@binkert.org def p_expr__member_method_call_lookup(self, p): 6406657Snate@binkert.org "aexpr : aexpr '[' exprs ']'" 6416657Snate@binkert.org p[0] = ast.MemberMethodCallExprAST(self, p[1], "lookup", p[3]) 6426657Snate@binkert.org 6436657Snate@binkert.org def p_expr__class_method_call(self, p): 6446657Snate@binkert.org "aexpr : type DOUBLE_COLON ident '(' exprs ')'" 6456657Snate@binkert.org p[0] = ast.ClassMethodCallExprAST(self, p[1], p[3], p[5]) 6466657Snate@binkert.org 6476657Snate@binkert.org def p_expr__aexpr(self, p): 6486657Snate@binkert.org "expr : aexpr" 6496657Snate@binkert.org p[0] = p[1] 6506657Snate@binkert.org 6516657Snate@binkert.org def p_expr__binary_op(self, p): 6526657Snate@binkert.org """expr : expr STAR expr 6536657Snate@binkert.org | expr SLASH expr 6546657Snate@binkert.org | expr PLUS expr 6556657Snate@binkert.org | expr DASH expr 6566657Snate@binkert.org | expr LT expr 6576657Snate@binkert.org | expr GT expr 6586657Snate@binkert.org | expr LE expr 6596657Snate@binkert.org | expr GE expr 6606657Snate@binkert.org | expr EQ expr 6616657Snate@binkert.org | expr NE expr 6626657Snate@binkert.org | expr AND expr 6636657Snate@binkert.org | expr OR expr 6646657Snate@binkert.org | expr RIGHTSHIFT expr 6656657Snate@binkert.org | expr LEFTSHIFT expr""" 6666657Snate@binkert.org p[0] = ast.InfixOperatorExprAST(self, p[1], p[2], p[3]) 6676657Snate@binkert.org 6686657Snate@binkert.org # FIXME - unary not 6696657Snate@binkert.org def p_expr__unary_op(self, p): 6706657Snate@binkert.org """expr : NOT expr 6716657Snate@binkert.org | DASH expr %prec UMINUS""" 6726657Snate@binkert.org p[0] = PrefixOperatorExpr(p[1], p[2]) 6736657Snate@binkert.org 6746657Snate@binkert.org def p_expr__parens(self, p): 6756657Snate@binkert.org "aexpr : '(' expr ')'" 6766657Snate@binkert.org p[0] = p[2] 6776657Snate@binkert.org 6787839Snilay@cs.wisc.edu def p_expr__is_valid_ptr(self, p): 6797839Snilay@cs.wisc.edu "aexpr : IS_VALID '(' var ')'" 6807839Snilay@cs.wisc.edu p[0] = ast.IsValidPtrExprAST(self, p[3], True) 6817839Snilay@cs.wisc.edu 6827839Snilay@cs.wisc.edu def p_expr__is_invalid_ptr(self, p): 6837839Snilay@cs.wisc.edu "aexpr : IS_INVALID '(' var ')'" 6847839Snilay@cs.wisc.edu p[0] = ast.IsValidPtrExprAST(self, p[3], False) 6857839Snilay@cs.wisc.edu 6866657Snate@binkert.org def p_literal__string(self, p): 6876657Snate@binkert.org "literal : STRING" 6887055Snate@binkert.org p[0] = ast.LiteralExprAST(self, p[1], "std::string") 6896657Snate@binkert.org 6906657Snate@binkert.org def p_literal__number(self, p): 6916657Snate@binkert.org "literal : NUMBER" 6926657Snate@binkert.org p[0] = ast.LiteralExprAST(self, p[1], "int") 6936657Snate@binkert.org 6946657Snate@binkert.org def p_literal__float(self, p): 6956657Snate@binkert.org "literal : FLOATNUMBER" 6966657Snate@binkert.org p[0] = ast.LiteralExprAST(self, p[1], "int") 6976657Snate@binkert.org 6986657Snate@binkert.org def p_literal__bool(self, p): 6996657Snate@binkert.org "literal : LIT_BOOL" 7006657Snate@binkert.org p[0] = ast.LiteralExprAST(self, p[1], "bool") 7016657Snate@binkert.org 7026657Snate@binkert.org def p_enumeration(self, p): 7036657Snate@binkert.org "enumeration : ident ':' ident" 7046657Snate@binkert.org p[0] = ast.EnumExprAST(self, ast.TypeAST(self, p[1]), p[3]) 7056657Snate@binkert.org 7066657Snate@binkert.org def p_var(self, p): 7076657Snate@binkert.org "var : ident" 7086657Snate@binkert.org p[0] = ast.VarExprAST(self, p[1]) 7096657Snate@binkert.org 7106657Snate@binkert.org def p_field(self, p): 7116657Snate@binkert.org "field : ident" 7126657Snate@binkert.org p[0] = p[1] 713