1 # Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
2 # Copyright (c) 2009 The Hewlett-Packard Development Company
5 # Redistribution and use in source and binary forms, with or without
6 # modification, are permitted provided that the following conditions are
7 # met: redistributions of source code must retain the above copyright
8 # notice, this list of conditions and the following disclaimer;
9 # redistributions in binary form must reproduce the above copyright
10 # notice, this list of conditions and the following disclaimer in the
11 # documentation and/or other materials provided with the distribution;
12 # neither the name of the copyright holders nor the names of its
13 # contributors may be used to endorse or promote products derived from
14 # this software without specific prior written permission.
16 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 from m5
.util
import makeDir
30 from slicc
.generate
import html
31 from slicc
.symbols
.StateMachine
import StateMachine
32 from slicc
.symbols
.Type
import Type
33 from slicc
.util
import Location
35 class SymbolTable(object):
36 def __init__(self
, slicc
):
40 self
.sym_map_vec
= [ {} ]
41 self
.machine_components
= {}
44 pairs
["enumeration"] = "yes"
45 location
= Location("init", 0, no_warning
=not slicc
.verbose
)
46 MachineType
= Type(self
, "MachineType", location
, pairs
)
47 self
.newSymbol(MachineType
)
50 pairs
["primitive"] = "yes"
51 pairs
["external"] = "yes"
52 location
= Location("init", 0, no_warning
=not slicc
.verbose
)
53 void
= Type(self
, "void", location
, pairs
)
57 return "[SymbolTable]" # FIXME
59 def codeFormatter(self
, *args
, **kwargs
):
60 return self
.slicc
.codeFormatter(*args
, **kwargs
)
62 def newSymbol(self
, sym
):
63 self
.registerSym(str(sym
), sym
)
64 self
.sym_vec
.append(sym
)
66 def registerSym(self
, id, sym
):
67 # Check for redeclaration (in the current frame only)
68 if id in self
.sym_map_vec
[-1]:
69 sym
.error("Symbol '%s' redeclared in same scope.", id)
71 # FIXME - warn on masking of a declaration in a previous frame
72 self
.sym_map_vec
[-1][id] = sym
74 def find(self
, ident
, types
=None):
75 for sym_map
in reversed(self
.sym_map_vec
):
77 symbol
= sym_map
[ident
]
82 if not isinstance(symbol
, types
):
83 symbol
.error("Symbol '%s' is not of types '%s'.",
91 def newMachComponentSym(self
, symbol
):
92 # used to cheat-- that is, access components in other machines
93 machine
= self
.find("current_machine", StateMachine
)
95 self
.machine_components
[str(machine
)][str(symbol
)] = symbol
97 def newCurrentMachine(self
, sym
):
98 self
.registerGlobalSym(str(sym
), sym
)
99 self
.registerSym("current_machine", sym
)
100 self
.sym_vec
.append(sym
)
102 self
.machine_components
[str(sym
)] = {}
105 def state_machine(self
):
106 return self
.find("current_machine", StateMachine
)
109 self
.sym_map_vec
.append({})
112 assert len(self
.sym_map_vec
) > 0
113 self
.sym_map_vec
.pop()
115 def registerGlobalSym(self
, ident
, symbol
):
116 # Check for redeclaration (global frame only)
117 if ident
in self
.sym_map_vec
[0]:
118 symbol
.error("Symbol '%s' redeclared in global scope." % ident
)
120 self
.sym_map_vec
[0][ident
] = symbol
122 def getAllType(self
, type):
123 for symbol
in self
.sym_vec
:
124 if isinstance(symbol
, type):
127 def writeCodeFiles(self
, path
):
130 code
= self
.codeFormatter()
132 /** Auto generated C++ code started by $__file__:$__line__ */
134 #include "mem/ruby/slicc_interface/RubySlicc_includes.hh"
136 for symbol
in self
.sym_vec
:
137 if isinstance(symbol
, Type
) and not symbol
.isPrimitive
:
138 code('#include "mem/protocol/${{symbol.c_ident}}.hh"')
140 code
.write(path
, "Types.hh")
142 for symbol
in self
.sym_vec
:
143 symbol
.writeCodeFiles(path
)
145 def writeHTMLFiles(self
, path
):
148 machines
= list(self
.getAllType(StateMachine
))
149 if len(machines
) > 1:
150 name
= "%s_table.html" % machines
[0].ident
154 code
= self
.codeFormatter()
160 <frameset rows="*,30">
161 <frame name="Table" src="$name">
162 <frame name="Status" src="empty.html">
166 code
.write(path
, "index.html")
168 code
= self
.codeFormatter()
169 code("<HTML></HTML>")
170 code
.write(path
, "empty.html")
172 for symbol
in self
.sym_vec
:
173 symbol
.writeHTMLFiles(path
)
175 __all__
= [ "SymbolTable" ]