diff options
Diffstat (limited to 'src/mem/slicc/ast/StateDeclAST.py')
-rw-r--r-- | src/mem/slicc/ast/StateDeclAST.py | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/mem/slicc/ast/StateDeclAST.py b/src/mem/slicc/ast/StateDeclAST.py new file mode 100644 index 000000000..a1bbd74ae --- /dev/null +++ b/src/mem/slicc/ast/StateDeclAST.py @@ -0,0 +1,79 @@ +# 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, None) + 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, None) + self.symtab.newSymbol(func) |