ObjDeclAST.py (10308:8c0870dbae5c) ObjDeclAST.py (11021:e8a6637afa4c)
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, rvalue, pointer):
33 super(ObjDeclAST, self).__init__(slicc, pairs)
34
35 self.type_ast = type_ast
36 self.ident = ident
37 self.rvalue = rvalue
38 self.pointer = pointer
39
40 def __repr__(self):
41 return "[ObjDecl: %r]" % self.ident
42
43 def generate(self, parent = None):
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
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, rvalue, pointer):
33 super(ObjDeclAST, self).__init__(slicc, pairs)
34
35 self.type_ast = type_ast
36 self.ident = ident
37 self.rvalue = rvalue
38 self.pointer = pointer
39
40 def __repr__(self):
41 return "[ObjDecl: %r]" % self.ident
42
43 def generate(self, parent = None):
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
50 if type.isBuffer and "ordered" not in self:
51 self.error("Buffer object decls require an 'ordered' attribute")
52
53 if "ordered" in self:
54 value = self["ordered"]
55
56 if value not in ("true", "false"):
57 self.error("The 'ordered' attribute is '%s' " + \
58 "must be 'true' or 'false'.", value)
59
60 if "random" in self:
61 value = self["random"]
62 if value not in ("true", "false"):
63 self.error("The 'random' attribute is '%s' " + \
64 "must be 'true' or 'false'.", value)
65
66 # FIXME : should all use accessors here to avoid public member
67 # variables
68 if self.ident == "version":
69 c_code = "m_version"
70 elif self.ident == "machineID":
71 c_code = "m_machineID"
72 elif self.ident == "clusterID":
73 c_code = "m_clusterID"
74 else:
75 c_code = "(*m_%s_ptr)" % (self.ident)
76
77 # check type if this is a initialization
78 init_code = ""
79 if self.rvalue:
80 rvalue_type,init_code = self.rvalue.inline(True)
81 if type != rvalue_type:
82 self.error("Initialization type mismatch '%s' and '%s'" % \
83 (type, rvalue_type))
84
85 machine = self.symtab.state_machine
86
87 v = Var(self.symtab, self.ident, self.location, type, c_code,
88 self.pairs, machine)
89
90 # Add data member to the parent type
91 if parent:
92 if not parent.addDataMember(self.ident, type, self.pairs, init_code):
93 self.error("Duplicate data member: %s:%s" % (parent, self.ident))
94
95 elif machine:
96 machine.addObject(v)
97
98 else:
99 self.symtab.newSymbol(v)
50 # FIXME : should all use accessors here to avoid public member
51 # variables
52 if self.ident == "version":
53 c_code = "m_version"
54 elif self.ident == "machineID":
55 c_code = "m_machineID"
56 elif self.ident == "clusterID":
57 c_code = "m_clusterID"
58 else:
59 c_code = "(*m_%s_ptr)" % (self.ident)
60
61 # check type if this is a initialization
62 init_code = ""
63 if self.rvalue:
64 rvalue_type,init_code = self.rvalue.inline(True)
65 if type != rvalue_type:
66 self.error("Initialization type mismatch '%s' and '%s'" % \
67 (type, rvalue_type))
68
69 machine = self.symtab.state_machine
70
71 v = Var(self.symtab, self.ident, self.location, type, c_code,
72 self.pairs, machine)
73
74 # Add data member to the parent type
75 if parent:
76 if not parent.addDataMember(self.ident, type, self.pairs, init_code):
77 self.error("Duplicate data member: %s:%s" % (parent, self.ident))
78
79 elif machine:
80 machine.addObject(v)
81
82 else:
83 self.symtab.newSymbol(v)