ObjDeclAST.py (10005:8c2b0dc16ccd) ObjDeclAST.py (10075:7322d2b2ec76)
1# Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
2# Copyright (c) 2009 The Hewlett-Packard Development Company
3# All rights reserved.
4#
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.
15#
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.
27
28from slicc.ast.DeclAST import DeclAST
29from slicc.symbols import Var
30
31class ObjDeclAST(DeclAST):
32 def __init__(self, slicc, type_ast, ident, pairs):
33 super(ObjDeclAST, self).__init__(slicc, pairs)
34
35 self.type_ast = type_ast
36 self.ident = ident
37
38 def __repr__(self):
39 return "[ObjDecl: %r]" % self.ident
40
41 def generate(self):
1# Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
2# Copyright (c) 2009 The Hewlett-Packard Development Company
3# All rights reserved.
4#
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.
15#
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.
27
28from slicc.ast.DeclAST import DeclAST
29from slicc.symbols import Var
30
31class ObjDeclAST(DeclAST):
32 def __init__(self, slicc, type_ast, ident, pairs):
33 super(ObjDeclAST, self).__init__(slicc, pairs)
34
35 self.type_ast = type_ast
36 self.ident = ident
37
38 def __repr__(self):
39 return "[ObjDecl: %r]" % self.ident
40
41 def generate(self):
42 machineComponentSym = False
43
44 if "network" in self and not ("virtual_network" in self or
45 "physical_network" in self) :
46 self.error("Network queues require a 'virtual_network' attribute")
47
48 type = self.type_ast.type
49 if type.isBuffer and "ordered" not in self:
50 self.error("Buffer object decls require an 'ordered' attribute")
51
52 if "ordered" in self:
53 value = self["ordered"]
54
55 if value not in ("true", "false"):
56 self.error("The 'ordered' attribute is '%s' " + \
57 "must be 'true' or 'false'.", value)
58
59 if "random" in self:
60 value = self["random"]
61 if value not in ("true", "false"):
62 self.error("The 'random' attribute is '%s' " + \
63 "must be 'true' or 'false'.", value)
64
65 machine = self.symtab.state_machine
66
67 # FIXME : should all use accessors here to avoid public member
68 # variables
69 if self.ident == "version":
70 c_code = "m_version"
71 elif self.ident == "machineID":
72 c_code = "m_machineID"
73 elif self.ident == "clusterID":
74 c_code = "m_clusterID"
75 elif machine:
76 c_code = "(*m_%s_%s_ptr)" % (machine.ident, self.ident)
77 else:
78 c_code = "(*m_%s_ptr)" % (self.ident)
79
80 v = Var(self.symtab, self.ident, self.location, type, c_code,
81 self.pairs, machine)
82
83 if machine:
84 machine.addObject(v)
85
86 self.symtab.newSymbol(v)
42 if "network" in self and not ("virtual_network" in self or
43 "physical_network" in self) :
44 self.error("Network queues require a 'virtual_network' attribute")
45
46 type = self.type_ast.type
47 if type.isBuffer and "ordered" not in self:
48 self.error("Buffer object decls require an 'ordered' attribute")
49
50 if "ordered" in self:
51 value = self["ordered"]
52
53 if value not in ("true", "false"):
54 self.error("The 'ordered' attribute is '%s' " + \
55 "must be 'true' or 'false'.", value)
56
57 if "random" in self:
58 value = self["random"]
59 if value not in ("true", "false"):
60 self.error("The 'random' attribute is '%s' " + \
61 "must be 'true' or 'false'.", value)
62
63 machine = self.symtab.state_machine
64
65 # FIXME : should all use accessors here to avoid public member
66 # variables
67 if self.ident == "version":
68 c_code = "m_version"
69 elif self.ident == "machineID":
70 c_code = "m_machineID"
71 elif self.ident == "clusterID":
72 c_code = "m_clusterID"
73 elif machine:
74 c_code = "(*m_%s_%s_ptr)" % (machine.ident, self.ident)
75 else:
76 c_code = "(*m_%s_ptr)" % (self.ident)
77
78 v = Var(self.symtab, self.ident, self.location, type, c_code,
79 self.pairs, machine)
80
81 if machine:
82 machine.addObject(v)
83
84 self.symtab.newSymbol(v)
87
88 # used to cheat-- that is, access components in other machines
89 if machineComponentSym:
90 self.symtab.newMachComponentSym(v)