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authorNathan Binkert <nate@binkert.org>2008-10-09 22:19:39 -0700
committerNathan Binkert <nate@binkert.org>2008-10-09 22:19:39 -0700
commit94b08bed07d13106381a0bb692bf0d879c5353d4 (patch)
treee6edac20c9eaa5cfb6eab25d3e6a4716d4451da9 /src/python/m5/SimObject.py
parent4ecc5d53a302c5e494df5853a314a61e8bba3a50 (diff)
downloadgem5-94b08bed07d13106381a0bb692bf0d879c5353d4.tar.xz
SimObjects: Clean up handling of C++ namespaces.
Make them easier to express by only having the cxx_type parameter which has the full namespace name, and drop the cxx_namespace thing. Add support for multiple levels of namespace.
Diffstat (limited to 'src/python/m5/SimObject.py')
-rw-r--r--src/python/m5/SimObject.py64
1 files changed, 17 insertions, 47 deletions
diff --git a/src/python/m5/SimObject.py b/src/python/m5/SimObject.py
index 64f4ec5af..ac81582f3 100644
--- a/src/python/m5/SimObject.py
+++ b/src/python/m5/SimObject.py
@@ -123,7 +123,6 @@ instanceDict = {}
class MetaSimObject(type):
# Attributes that can be set only at initialization time
init_keywords = { 'abstract' : types.BooleanType,
- 'cxx_namespace' : types.StringType,
'cxx_class' : types.StringType,
'cxx_type' : types.StringType,
'cxx_predecls' : types.ListType,
@@ -190,36 +189,31 @@ class MetaSimObject(type):
# the following is not true is when we define the SimObject
# class itself (in which case the multidicts have no parent).
if isinstance(base, MetaSimObject):
+ cls._base = base
cls._params.parent = base._params
cls._ports.parent = base._ports
cls._values.parent = base._values
cls._port_refs.parent = base._port_refs
# mark base as having been subclassed
base._instantiated = True
+ else:
+ cls._base = None
# default keyword values
if 'type' in cls._value_dict:
- _type = cls._value_dict['type']
if 'cxx_class' not in cls._value_dict:
- cls._value_dict['cxx_class'] = _type
+ cls._value_dict['cxx_class'] = cls._value_dict['type']
- namespace = cls._value_dict.get('cxx_namespace', None)
-
- _cxx_class = cls._value_dict['cxx_class']
- if 'cxx_type' not in cls._value_dict:
- t = _cxx_class + '*'
- if namespace:
- t = '%s::%s' % (namespace, t)
- cls._value_dict['cxx_type'] = t
+ cls._value_dict['cxx_type'] = '%s *' % cls._value_dict['cxx_class']
+
if 'cxx_predecls' not in cls._value_dict:
# A forward class declaration is sufficient since we are
# just declaring a pointer.
- decl = 'class %s;' % _cxx_class
- if namespace:
- namespaces = namespace.split('::')
- namespaces.reverse()
- for namespace in namespaces:
- decl = 'namespace %s { %s }' % (namespace, decl)
+ class_path = cls._value_dict['cxx_class'].split('::')
+ class_path.reverse()
+ decl = 'class %s;' % class_path[0]
+ for ns in class_path[1:]:
+ decl = 'namespace %s { %s }' % (ns, decl)
cls._value_dict['cxx_predecls'] = [decl]
if 'swig_predecls' not in cls._value_dict:
@@ -351,12 +345,6 @@ class MetaSimObject(type):
def __str__(cls):
return cls.__name__
- def get_base(cls):
- if str(cls) == 'SimObject':
- return None
-
- return cls.__bases__[0].type
-
def cxx_decl(cls):
code = "#ifndef __PARAMS__%s\n" % cls
code += "#define __PARAMS__%s\n\n" % cls
@@ -387,16 +375,15 @@ class MetaSimObject(type):
code += "\n".join(predecls2)
code += "\n\n";
- base = cls.get_base()
- if base:
- code += '#include "params/%s.hh"\n\n' % base
+ if cls._base:
+ code += '#include "params/%s.hh"\n\n' % cls._base.type
for ptype in ptypes:
if issubclass(ptype, Enum):
code += '#include "enums/%s.hh"\n' % ptype.__name__
code += "\n\n"
- code += cls.cxx_struct(base, params)
+ code += cls.cxx_struct(cls._base, params)
# close #ifndef __PARAMS__* guard
code += "\n#endif\n"
@@ -409,7 +396,7 @@ class MetaSimObject(type):
# now generate the actual param struct
code = "struct %sParams" % cls
if base:
- code += " : public %sParams" % base
+ code += " : public %sParams" % base.type
code += "\n{\n"
if not hasattr(cls, 'abstract') or not cls.abstract:
if 'type' in cls.__dict__:
@@ -421,24 +408,7 @@ class MetaSimObject(type):
return code
- def cxx_type_decl(cls):
- base = cls.get_base()
- code = ''
-
- if base:
- code += '#include "%s_type.h"\n' % base
-
- # now generate dummy code for inheritance
- code += "struct %s" % cls.cxx_class
- if base:
- code += " : public %s" % base.cxx_class
- code += "\n{};\n"
-
- return code
-
def swig_decl(cls):
- base = cls.get_base()
-
code = '%%module %s\n' % cls
code += '%{\n'
@@ -466,8 +436,8 @@ class MetaSimObject(type):
code += "\n".join(predecls2)
code += "\n\n";
- if base:
- code += '%%import "params/%s.i"\n\n' % base
+ if cls._base:
+ code += '%%import "params/%s.i"\n\n' % cls._base.type
for ptype in ptypes:
if issubclass(ptype, Enum):