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# Copyright (c) 2011 Advanced Micro Devices, Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met: redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer;
# redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution;
# neither the name of the copyright holders nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
from slicc.ast.DeclAST import DeclAST
from slicc.symbols import Func, Type
class StateDeclAST(DeclAST):
def __init__(self, slicc, type_ast, pairs, states):
super(StateDeclAST, self).__init__(slicc, pairs)
self.type_ast = type_ast
self.states = states
def __repr__(self):
return "[StateDecl: %s]" % (self.type_ast)
def files(self, parent=None):
if "external" in self:
return set()
if parent:
ident = "%s_%s" % (parent, self.type_ast.ident)
else:
ident = self.type_ast.ident
s = set(("%s.hh" % ident, "%s.cc" % ident))
return s
def generate(self):
ident = str(self.type_ast)
# Make the new type
t = Type(self.symtab, ident, self.location, self.pairs,
self.state_machine)
self.symtab.newSymbol(t)
# Add all of the states of the type to it
for state in self.states:
state.generate(t)
# Add the implicit State_to_string method - FIXME, this is a bit dirty
func_id = "%s_to_string" % t.c_ident
pairs = { "external" : "yes" }
func = Func(self.symtab, func_id, self.location,
self.symtab.find("std::string", Type), [ t ], [], "",
pairs)
self.symtab.newSymbol(func)
# Add the State_to_permission method
func_id = "%s_to_permission" % t.c_ident
pairs = { "external" : "yes" }
func = Func(self.symtab, func_id, self.location,
self.symtab.find("AccessPermission", Type), [ t ], [], "",
pairs)
self.symtab.newSymbol(func)
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