diff options
Diffstat (limited to 'src/mem/slicc/symbols/Func.py')
| -rw-r--r-- | src/mem/slicc/symbols/Func.py | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/src/mem/slicc/symbols/Func.py b/src/mem/slicc/symbols/Func.py new file mode 100644 index 000000000..5c812a96f --- /dev/null +++ b/src/mem/slicc/symbols/Func.py @@ -0,0 +1,107 @@ +# Copyright (c) 1999-2008 Mark D. Hill and David A. Wood +# Copyright (c) 2009 The Hewlett-Packard Development Company +# 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 m5.util import code_formatter + +from slicc.symbols.Symbol import Symbol +from slicc.symbols.Type import Type + +class Func(Symbol): + def __init__(self, table, ident, location, return_type, param_types, + param_strings, body, pairs, machine): + super(Func, self).__init__(table, ident, location, pairs) + self.return_type = return_type + self.param_types = param_types + self.param_strings = param_strings + self.body = body + self.isInternalMachineFunc = False + + if machine is None: + self.c_ident = ident + elif "external" in self or "primitive" in self: + self.c_ident = ident + else: + self.machineStr = str(machine) + # Append with machine name + self.c_ident = "%s_%s" % (self.machineStr, ident) + self.isInternalMachineFunc = True + + def __repr__(self): + return "" + + @property + def prototype(self): + if "external" in self: + return "" + + return_type = self.return_type.c_ident + void_type = self.symtab.find("void", Type) + if "return_by_ref" in self and self.return_type != void_type: + return_type += "&" + + return "%s %s(%s);" % (return_type, self.c_ident, + ", ".join(self.param_strings)) + + def writeCodeFiles(self, path): + '''This write a function of object Chip''' + if "external" in self: + return + + code = code_formatter() + + # Header + code(''' +/** Auto generated C++ code started by $__file__:$__line__ */ + +#include "mem/protocol/Types.hh" +''') + + if self.isInternalMachineFunc: + code('#include "mem/protocol/${{self.machineStr}}_Controller.hh"') + + # Generate function header + void_type = self.symtab.find("void", Type) + return_type = self.return_type.c_ident + if "return_by_ref" in self and self.return_type != void_type: + return_type += "&" + + if self.isInternalMachineFunc: + klass = "%s_Controller" % self.machineStr + else: + klass = "Chip" + + params = ', '.join(self.param_strings) + + code(''' +$return_type ${klass}::${{self.c_ident}}($params) +{ +${{self.body}} +} +''') + code.write(path, "%s.cc" % self.c_ident) + +__all__ = [ "Func" ] |