-# Copyright (c) 2012-2013 ARM Limited
+# Copyright (c) 2012-2014, 2017-2019 ARM Limited
# All rights reserved.
#
# The license below extends only to copyright in the software and shall
#
#####################################################################
+from __future__ import print_function
+import six
+if six.PY3:
+ long = int
+
import copy
import datetime
import re
import time
import math
-import proxy
-import ticks
-from util import *
+from . import proxy
+from . import ticks
+from .util import *
def isSimObject(*args, **kwargs):
+ from . import SimObject
return SimObject.isSimObject(*args, **kwargs)
def isSimObjectSequence(*args, **kwargs):
+ from . import SimObject
return SimObject.isSimObjectSequence(*args, **kwargs)
def isSimObjectClass(*args, **kwargs):
+ from . import SimObject
return SimObject.isSimObjectClass(*args, **kwargs)
allParams = {}
# parameters.
class ParamValue(object):
__metaclass__ = MetaParamValue
-
+ cmd_line_settable = False
# Generate the code needed as a prerequisite for declaring a C++
# object of this type. Typically generates one or more #include
def cxx_predecls(cls, code):
pass
- # Generate the code needed as a prerequisite for including a
- # reference to a C++ object of this type in a SWIG .i file.
- # Typically generates one or more %import or %include statements.
@classmethod
- def swig_predecls(cls, code):
- pass
+ def pybind_predecls(cls, code):
+ cls.cxx_predecls(code)
# default for printing to .ini file is regular string conversion.
# will be overridden in some cases
def ini_str(self):
return str(self)
+ # default for printing to .json file is regular string conversion.
+ # will be overridden in some cases, mostly to use native Python
+ # types where there are similar JSON types
+ def config_value(self):
+ return str(self)
+
+ # Prerequisites for .ini parsing with cxx_ini_parse
+ @classmethod
+ def cxx_ini_predecls(cls, code):
+ pass
+
+ # parse a .ini file entry for this param from string expression
+ # src into lvalue dest (of the param's C++ type)
+ @classmethod
+ def cxx_ini_parse(cls, code, src, dest, ret):
+ code('// Unhandled param type: %s' % cls.__name__)
+ code('%s false;' % ret)
+
# allows us to blithely call unproxy() on things without checking
# if they're really proxies or not
def unproxy(self, base):
return self
+ # Produce a human readable version of the stored value
+ def pretty_print(self, value):
+ return str(value)
+
# Regular parameter description.
class ParamDesc(object):
def __init__(self, ptype_str, ptype, *args, **kwargs):
self.default = args[0]
self.desc = args[1]
else:
- raise TypeError, 'too many arguments'
+ raise TypeError('too many arguments')
- if kwargs.has_key('desc'):
+ if 'desc' in kwargs:
assert(not hasattr(self, 'desc'))
self.desc = kwargs['desc']
del kwargs['desc']
- if kwargs.has_key('default'):
+ if 'default' in kwargs:
assert(not hasattr(self, 'default'))
self.default = kwargs['default']
del kwargs['default']
if kwargs:
- raise TypeError, 'extra unknown kwargs %s' % kwargs
+ raise TypeError('extra unknown kwargs %s' % kwargs)
if not hasattr(self, 'desc'):
- raise TypeError, 'desc attribute missing'
+ raise TypeError('desc attribute missing')
def __getattr__(self, attr):
if attr == 'ptype':
+ from . import SimObject
ptype = SimObject.allClasses[self.ptype_str]
assert isSimObjectClass(ptype)
self.ptype = ptype
return ptype
- raise AttributeError, "'%s' object has no attribute '%s'" % \
- (type(self).__name__, attr)
+ raise AttributeError("'%s' object has no attribute '%s'" % \
+ (type(self).__name__, attr))
+
+ def example_str(self):
+ if hasattr(self.ptype, "ex_str"):
+ return self.ptype.ex_str
+ else:
+ return self.ptype_str
+
+ # Is the param available to be exposed on the command line
+ def isCmdLineSettable(self):
+ if hasattr(self.ptype, "cmd_line_settable"):
+ return self.ptype.cmd_line_settable
+ else:
+ return False
def convert(self, value):
if isinstance(value, proxy.BaseProxy):
value.set_param_desc(self)
return value
- if not hasattr(self, 'ptype') and isNullPointer(value):
+ if 'ptype' not in self.__dict__ and isNullPointer(value):
# deferred evaluation of SimObject; continue to defer if
# we're just assigning a null pointer
return value
return value
return self.ptype(value)
+ def pretty_print(self, value):
+ if isinstance(value, proxy.BaseProxy):
+ return str(value)
+ if isNullPointer(value):
+ return NULL
+ return self.ptype(value).pretty_print(value)
+
def cxx_predecls(self, code):
code('#include <cstddef>')
self.ptype.cxx_predecls(code)
- def swig_predecls(self, code):
- self.ptype.swig_predecls(code)
+ def pybind_predecls(self, code):
+ self.ptype.pybind_predecls(code)
def cxx_decl(self, code):
code('${{self.ptype.cxx_type}} ${{self.name}};')
class VectorParamValue(list):
__metaclass__ = MetaParamValue
def __setattr__(self, attr, value):
- raise AttributeError, \
- "Not allowed to set %s on '%s'" % (attr, type(self).__name__)
+ raise AttributeError("Not allowed to set %s on '%s'" % \
+ (attr, type(self).__name__))
+
+ def config_value(self):
+ return [v.config_value() for v in self]
def ini_str(self):
return ' '.join([v.ini_str() for v in self])
return [ v.getValue() for v in self ]
def unproxy(self, base):
- if len(self) == 1 and isinstance(self[0], proxy.AllProxy):
+ if len(self) == 1 and isinstance(self[0], proxy.BaseProxy):
+ # The value is a proxy (e.g. Parent.any, Parent.all or
+ # Parent.x) therefore try resolve it
return self[0].unproxy(base)
else:
- return [v.unproxy(base) for v in self]
+ return [v.unproxy(base) for v in self]
class SimObjectVector(VectorParamValue):
# support clone operation
v.set_parent(parent, "%s%0*d" % (name, width, i))
def has_parent(self):
- return reduce(lambda x,y: x and y, [v.has_parent() for v in self])
+ return any([e.has_parent() for e in self if not isNullPointer(e)])
# return 'cpu0 cpu1' etc. for print_ini()
def get_name(self):
a.append(v.get_config_as_dict())
return a
+ # If we are replacing an item in the vector, make sure to set the
+ # parent reference of the new SimObject to be the same as the parent
+ # of the SimObject being replaced. Useful to have if we created
+ # a SimObjectVector of temporary objects that will be modified later in
+ # configuration scripts.
+ def __setitem__(self, key, value):
+ val = self[key]
+ if value.has_parent():
+ warn("SimObject %s already has a parent" % value.get_name() +\
+ " that is being overwritten by a SimObjectVector")
+ value.set_parent(val.get_parent(), val._name)
+ super(SimObjectVector, self).__setitem__(key, value)
+
+ # Enumerate the params of each member of the SimObject vector. Creates
+ # strings that will allow indexing into the vector by the python code and
+ # allow it to be specified on the command line.
+ def enumerateParams(self, flags_dict = {},
+ cmd_line_str = "",
+ access_str = ""):
+ if hasattr(self, "_paramEnumed"):
+ print("Cycle detected enumerating params at %s?!" % (cmd_line_str))
+ else:
+ x = 0
+ for vals in self:
+ # Each entry in the SimObjectVector should be an
+ # instance of a SimObject
+ flags_dict = vals.enumerateParams(flags_dict,
+ cmd_line_str + "%d." % x,
+ access_str + "[%d]." % x)
+ x = x + 1
+
+ return flags_dict
+
class VectorParamDesc(ParamDesc):
# Convert assigned value to appropriate type. If the RHS is not a
# list or tuple, it generates a single-element list.
if isinstance(value, (list, tuple)):
# list: coerce each element into new list
tmp_list = [ ParamDesc.convert(self, v) for v in value ]
+ elif isinstance(value, str):
+ # If input is a csv string
+ tmp_list = [ ParamDesc.convert(self, v) \
+ for v in value.strip('[').strip(']').split(',') ]
else:
# singleton: coerce to a single-element list
tmp_list = [ ParamDesc.convert(self, value) ]
else:
return VectorParamValue(tmp_list)
- def swig_module_name(self):
- return "%s_vector" % self.ptype_str
-
- def swig_predecls(self, code):
- code('%import "${{self.swig_module_name()}}.i"')
+ # Produce a human readable example string that describes
+ # how to set this vector parameter in the absence of a default
+ # value.
+ def example_str(self):
+ s = super(VectorParamDesc, self).example_str()
+ help_str = "[" + s + "," + s + ", ...]"
+ return help_str
- def swig_decl(self, code):
- code('%module(package="m5.internal") ${{self.swig_module_name()}}')
- code('%{')
- self.ptype.cxx_predecls(code)
- code('%}')
- code()
- # Make sure the SWIGPY_SLICE_ARG is defined through this inclusion
- code('%include "std_container.i"')
- code()
- self.ptype.swig_predecls(code)
- code()
- code('%include "std_vector.i"')
- code()
+ # Produce a human readable representation of the value of this vector param.
+ def pretty_print(self, value):
+ if isinstance(value, (list, tuple)):
+ tmp_list = [ ParamDesc.pretty_print(self, v) for v in value ]
+ elif isinstance(value, str):
+ tmp_list = [ ParamDesc.pretty_print(self, v) for v in value.split(',') ]
+ else:
+ tmp_list = [ ParamDesc.pretty_print(self, value) ]
- ptype = self.ptype_str
- cxx_type = self.ptype.cxx_type
+ return tmp_list
- code('''\
-%typemap(in) std::vector< $cxx_type >::value_type {
- if (SWIG_ConvertPtr($$input, (void **)&$$1, $$1_descriptor, 0) == -1) {
- if (SWIG_ConvertPtr($$input, (void **)&$$1,
- $$descriptor($cxx_type), 0) == -1) {
- return NULL;
- }
- }
-}
-
-%typemap(in) std::vector< $cxx_type >::value_type * {
- if (SWIG_ConvertPtr($$input, (void **)&$$1, $$1_descriptor, 0) == -1) {
- if (SWIG_ConvertPtr($$input, (void **)&$$1,
- $$descriptor($cxx_type *), 0) == -1) {
- return NULL;
- }
- }
-}
-''')
+ # This is a helper function for the new config system
+ def __call__(self, value):
+ if isinstance(value, (list, tuple)):
+ # list: coerce each element into new list
+ tmp_list = [ ParamDesc.convert(self, v) for v in value ]
+ elif isinstance(value, str):
+ # If input is a csv string
+ tmp_list = [ ParamDesc.convert(self, v) \
+ for v in value.strip('[').strip(']').split(',') ]
+ else:
+ # singleton: coerce to a single-element list
+ tmp_list = [ ParamDesc.convert(self, value) ]
- code('%template(vector_$ptype) std::vector< $cxx_type >;')
+ return VectorParamValue(tmp_list)
def cxx_predecls(self, code):
code('#include <vector>')
self.ptype.cxx_predecls(code)
+ def pybind_predecls(self, code):
+ code('#include <vector>')
+ self.ptype.pybind_predecls(code)
+
def cxx_decl(self, code):
code('std::vector< ${{self.ptype.cxx_type}} > ${{self.name}};')
# built-in str class.
class String(ParamValue,str):
cxx_type = 'std::string'
+ cmd_line_settable = True
@classmethod
def cxx_predecls(self, code):
code('#include <string>')
+ def __call__(self, value):
+ self = value
+ return value
+
@classmethod
- def swig_predecls(cls, code):
- code('%include "std_string.i"')
+ def cxx_ini_parse(self, code, src, dest, ret):
+ code('%s = %s;' % (dest, src))
+ code('%s true;' % ret)
def getValue(self):
return self
# operations in a type-safe way. e.g., a Latency times an int returns
# a new Latency object.
class NumericParamValue(ParamValue):
+ @staticmethod
+ def unwrap(v):
+ return v.value if isinstance(v, NumericParamValue) else v
+
def __str__(self):
return str(self.value)
def __mul__(self, other):
newobj = self.__class__(self)
- newobj.value *= other
+ newobj.value *= NumericParamValue.unwrap(other)
newobj._check()
return newobj
__rmul__ = __mul__
- def __div__(self, other):
+ def __truediv__(self, other):
+ newobj = self.__class__(self)
+ newobj.value /= NumericParamValue.unwrap(other)
+ newobj._check()
+ return newobj
+
+ def __floordiv__(self, other):
newobj = self.__class__(self)
- newobj.value /= other
+ newobj.value //= NumericParamValue.unwrap(other)
+ newobj._check()
+ return newobj
+
+
+ def __add__(self, other):
+ newobj = self.__class__(self)
+ newobj.value += NumericParamValue.unwrap(other)
newobj._check()
return newobj
def __sub__(self, other):
newobj = self.__class__(self)
- newobj.value -= other
+ newobj.value -= NumericParamValue.unwrap(other)
newobj._check()
return newobj
+ def __iadd__(self, other):
+ self.value += NumericParamValue.unwrap(other)
+ self._check()
+ return self
+
+ def __isub__(self, other):
+ self.value -= NumericParamValue.unwrap(other)
+ self._check()
+ return self
+
+ def __imul__(self, other):
+ self.value *= NumericParamValue.unwrap(other)
+ self._check()
+ return self
+
+ def __itruediv__(self, other):
+ self.value /= NumericParamValue.unwrap(other)
+ self._check()
+ return self
+
+ def __ifloordiv__(self, other):
+ self.value //= NumericParamValue.unwrap(other)
+ self._check()
+ return self
+
+ def __lt__(self, other):
+ return self.value < NumericParamValue.unwrap(other)
+
+ # Python 2.7 pre __future__.division operators
+ # TODO: Remove these when after "import division from __future__"
+ __div__ = __truediv__
+ __idiv__ = __itruediv__
+
+ def config_value(self):
+ return self.value
+
+ @classmethod
+ def cxx_ini_predecls(cls, code):
+ # Assume that base/str.hh will be included anyway
+ # code('#include "base/str.hh"')
+ pass
+
+ # The default for parsing PODs from an .ini entry is to extract from an
+ # istringstream and let overloading choose the right type according to
+ # the dest type.
+ @classmethod
+ def cxx_ini_parse(self, code, src, dest, ret):
+ code('%s to_number(%s, %s);' % (ret, src, dest))
+
# Metaclass for bounds-checked integer parameters. See CheckedInt.
class CheckedIntType(MetaParamValue):
def __init__(cls, name, bases, dict):
# metaclass CheckedIntType.__init__.
class CheckedInt(NumericParamValue):
__metaclass__ = CheckedIntType
+ cmd_line_settable = True
def _check(self):
if not self.min <= self.value <= self.max:
- raise TypeError, 'Integer param out of bounds %d < %d < %d' % \
- (self.min, self.value, self.max)
+ raise TypeError('Integer param out of bounds %d < %d < %d' % \
+ (self.min, self.value, self.max))
def __init__(self, value):
if isinstance(value, str):
elif isinstance(value, (int, long, float, NumericParamValue)):
self.value = long(value)
else:
- raise TypeError, "Can't convert object of type %s to CheckedInt" \
- % type(value).__name__
+ raise TypeError("Can't convert object of type %s to CheckedInt" \
+ % type(value).__name__)
self._check()
+ def __call__(self, value):
+ self.__init__(value)
+ return value
+
+ def __index__(self):
+ return int(self.value)
+
@classmethod
def cxx_predecls(cls, code):
# most derived types require this, so we just do it here once
code('#include "base/types.hh"')
- @classmethod
- def swig_predecls(cls, code):
- # most derived types require this, so we just do it here once
- code('%import "stdint.i"')
- code('%import "base/types.hh"')
-
def getValue(self):
return long(self.value)
unsigned = True
def getValue(self):
- from m5.internal.core import Cycles
+ from _m5.core import Cycles
return Cycles(self.value)
+ @classmethod
+ def cxx_ini_predecls(cls, code):
+ # Assume that base/str.hh will be included anyway
+ # code('#include "base/str.hh"')
+ pass
+
+ @classmethod
+ def cxx_ini_parse(cls, code, src, dest, ret):
+ code('uint64_t _temp;')
+ code('bool _ret = to_number(%s, _temp);' % src)
+ code('if (_ret)')
+ code(' %s = Cycles(_temp);' % dest)
+ code('%s _ret;' % ret)
+
class Float(ParamValue, float):
cxx_type = 'double'
+ cmd_line_settable = True
def __init__(self, value):
- if isinstance(value, (int, long, float, NumericParamValue, Float)):
+ if isinstance(value, (int, long, float, NumericParamValue, Float, str)):
self.value = float(value)
else:
- raise TypeError, "Can't convert object of type %s to Float" \
- % type(value).__name__
+ raise TypeError("Can't convert object of type %s to Float" \
+ % type(value).__name__)
+
+ def __call__(self, value):
+ self.__init__(value)
+ return value
def getValue(self):
return float(self.value)
+ def config_value(self):
+ return self
+
+ @classmethod
+ def cxx_ini_predecls(cls, code):
+ code('#include <sstream>')
+
+ @classmethod
+ def cxx_ini_parse(self, code, src, dest, ret):
+ code('%s (std::istringstream(%s) >> %s).eof();' % (ret, src, dest))
+
class MemorySize(CheckedInt):
cxx_type = 'uint64_t'
+ ex_str = '512MB'
size = 64
unsigned = True
def __init__(self, value):
class MemorySize32(CheckedInt):
cxx_type = 'uint32_t'
+ ex_str = '512MB'
size = 32
unsigned = True
def __init__(self, value):
self.value = value.value
else:
try:
+ # Often addresses are referred to with sizes. Ex: A device
+ # base address is at "512MB". Use toMemorySize() to convert
+ # these into addresses. If the address is not specified with a
+ # "size", an exception will occur and numeric translation will
+ # proceed below.
self.value = convert.toMemorySize(value)
- except TypeError:
- self.value = long(value)
+ except (TypeError, ValueError):
+ # Convert number to string and use long() to do automatic
+ # base conversion (requires base=0 for auto-conversion)
+ self.value = long(str(value), base=0)
+
self._check()
def __add__(self, other):
if isinstance(other, Addr):
return self.value + other.value
else:
return self.value + other
+ def pretty_print(self, value):
+ try:
+ val = convert.toMemorySize(value)
+ except TypeError:
+ val = long(value)
+ return "0x%x" % long(val)
class AddrRange(ParamValue):
cxx_type = 'AddrRange'
def __init__(self, *args, **kwargs):
- # Disable interleaving by default
+ # Disable interleaving and hashing by default
self.intlvHighBit = 0
+ self.xorHighBit = 0
self.intlvBits = 0
self.intlvMatch = 0
+ self.masks = []
def handle_kwargs(self, kwargs):
# An address range needs to have an upper limit, specified
elif 'size' in kwargs:
self.end = self.start + Addr(kwargs.pop('size')) - 1
else:
- raise TypeError, "Either end or size must be specified"
+ raise TypeError("Either end or size must be specified")
# Now on to the optional bit
- if 'intlvHighBit' in kwargs:
- self.intlvHighBit = int(kwargs.pop('intlvHighBit'))
- if 'intlvBits' in kwargs:
- self.intlvBits = int(kwargs.pop('intlvBits'))
if 'intlvMatch' in kwargs:
self.intlvMatch = int(kwargs.pop('intlvMatch'))
+ if 'masks' in kwargs:
+ self.masks = [ long(x) for x in list(kwargs.pop('masks')) ]
+ self.intlvBits = len(self.masks)
+ else:
+ if 'intlvHighBit' in kwargs:
+ intlv_high_bit = int(kwargs.pop('intlvHighBit'))
+ if 'xorHighBit' in kwargs:
+ xor_high_bit = int(kwargs.pop('xorHighBit'))
+ if 'intlvBits' in kwargs:
+ self.intlvBits = int(kwargs.pop('intlvBits'))
+ self.masks = [0] * self.intlvBits
+ for i in range(0, self.intlvBits):
+ bit1 = intlv_high_bit - i
+ mask = 1 << bit1
+ if xor_high_bit != 0:
+ bit2 = xor_high_bit - i
+ mask |= 1 << bit2
+ self.masks[self.intlvBits - i - 1] = mask
+
if len(args) == 0:
self.start = Addr(kwargs.pop('start'))
handle_kwargs(self, kwargs)
self.start = Addr(args[0])
self.end = Addr(args[1])
else:
- raise TypeError, "Too many arguments specified"
+ raise TypeError("Too many arguments specified")
if kwargs:
- raise TypeError, "Too many keywords: %s" % kwargs.keys()
+ raise TypeError("Too many keywords: %s" % list(kwargs.keys()))
def __str__(self):
- return '%s:%s' % (self.start, self.end)
+ if len(self.masks) == 0:
+ return '%s:%s' % (self.start, self.end)
+ else:
+ return '%s:%s:%s:%s' % (self.start, self.end, self.intlvMatch,
+ ':'.join(str(m) for m in self.masks))
def size(self):
# Divide the size by the size of the interleaving slice
code('#include "base/addr_range.hh"')
@classmethod
- def swig_predecls(cls, code):
- Addr.swig_predecls(code)
+ def pybind_predecls(cls, code):
+ Addr.pybind_predecls(code)
+ code('#include "base/addr_range.hh"')
+
+ @classmethod
+ def cxx_ini_predecls(cls, code):
+ code('#include <sstream>')
+ code('#include <vector>')
+ code('#include "base/types.hh"')
+
+ @classmethod
+ def cxx_ini_parse(cls, code, src, dest, ret):
+ code('bool _ret = true;')
+ code('uint64_t _start, _end, _intlvMatch = 0;')
+ code('std::vector<Addr> _masks;')
+ code('char _sep;')
+ code('std::istringstream _stream(${src});')
+ code('_stream >> _start;')
+ code('_stream.get(_sep);')
+ code('_ret = _sep == \':\';')
+ code('_stream >> _end;')
+ code('if (!_stream.fail() && !_stream.eof()) {')
+ code(' _stream.get(_sep);')
+ code(' _ret = ret && _sep == \':\';')
+ code(' _stream >> _intlvMatch;')
+ code(' while (!_stream.fail() && !_stream.eof()) {')
+ code(' _stream.get(_sep);')
+ code(' _ret = ret && _sep == \':\';')
+ code(' Addr mask;')
+ code(' _stream >> mask;')
+ code(' _masks.push_back(mask);')
+ code(' }')
+ code('}')
+ code('_ret = _ret && !_stream.fail() && _stream.eof();')
+ code('if (_ret)')
+ code(' ${dest} = AddrRange(_start, _end, _masks, _intlvMatch);')
+ code('${ret} _ret;')
def getValue(self):
- # Go from the Python class to the wrapped C++ class generated
- # by swig
- from m5.internal.range import AddrRange
+ # Go from the Python class to the wrapped C++ class
+ from _m5.range import AddrRange
return AddrRange(long(self.start), long(self.end),
- int(self.intlvHighBit), int(self.intlvBits),
- int(self.intlvMatch))
+ self.masks, int(self.intlvMatch))
# Boolean parameter type. Python doesn't let you subclass bool, since
# it doesn't want to let you create multiple instances of True and
# False. Thus this is a little more complicated than String.
class Bool(ParamValue):
cxx_type = 'bool'
+ cmd_line_settable = True
+
def __init__(self, value):
try:
self.value = convert.toBool(value)
except TypeError:
self.value = bool(value)
+ def __call__(self, value):
+ self.__init__(value)
+ return value
+
def getValue(self):
return bool(self.value)
# implement truth value testing for Bool parameters so that these params
# evaluate correctly during the python configuration phase
- def __nonzero__(self):
+ def __bool__(self):
return bool(self.value)
+ # Python 2.7 uses __nonzero__ instead of __bool__
+ __nonzero__ = __bool__
+
def ini_str(self):
if self.value:
return 'true'
return 'false'
+ def config_value(self):
+ return self.value
+
+ @classmethod
+ def cxx_ini_predecls(cls, code):
+ # Assume that base/str.hh will be included anyway
+ # code('#include "base/str.hh"')
+ pass
+
+ @classmethod
+ def cxx_ini_parse(cls, code, src, dest, ret):
+ code('%s to_bool(%s, %s);' % (ret, src, dest))
+
def IncEthernetAddr(addr, val = 1):
- bytes = map(lambda x: int(x, 16), addr.split(':'))
+ bytes = [ int(x, 16) for x in addr.split(':') ]
bytes[5] += val
for i in (5, 4, 3, 2, 1):
val,rem = divmod(bytes[i], 256)
class EthernetAddr(ParamValue):
cxx_type = 'Net::EthAddr'
+ ex_str = "00:90:00:00:00:01"
+ cmd_line_settable = True
@classmethod
def cxx_predecls(cls, code):
code('#include "base/inet.hh"')
- @classmethod
- def swig_predecls(cls, code):
- code('%include "python/swig/inet.i"')
-
def __init__(self, value):
if value == NextEthernetAddr:
self.value = value
return
if not isinstance(value, str):
- raise TypeError, "expected an ethernet address and didn't get one"
+ raise TypeError("expected an ethernet address and didn't get one")
bytes = value.split(':')
if len(bytes) != 6:
- raise TypeError, 'invalid ethernet address %s' % value
+ raise TypeError('invalid ethernet address %s' % value)
for byte in bytes:
if not 0 <= int(byte, base=16) <= 0xff:
- raise TypeError, 'invalid ethernet address %s' % value
+ raise TypeError('invalid ethernet address %s' % value)
self.value = value
+ def __call__(self, value):
+ self.__init__(value)
+ return value
+
def unproxy(self, base):
if self.value == NextEthernetAddr:
return EthernetAddr(self.value())
return self
def getValue(self):
- from m5.internal.params import EthAddr
+ from _m5.net import EthAddr
return EthAddr(self.value)
+ def __str__(self):
+ return self.value
+
def ini_str(self):
return self.value
+ @classmethod
+ def cxx_ini_parse(self, code, src, dest, ret):
+ code('%s = Net::EthAddr(%s);' % (dest, src))
+ code('%s true;' % ret)
+
# When initializing an IpAddress, pass in an existing IpAddress, a string of
# the form "a.b.c.d", or an integer representing an IP.
class IpAddress(ParamValue):
cxx_type = 'Net::IpAddress'
+ ex_str = "127.0.0.1"
+ cmd_line_settable = True
@classmethod
def cxx_predecls(cls, code):
code('#include "base/inet.hh"')
- @classmethod
- def swig_predecls(cls, code):
- code('%include "python/swig/inet.i"')
-
def __init__(self, value):
if isinstance(value, IpAddress):
self.ip = value.ip
self.ip = long(value)
self.verifyIp()
+ def __call__(self, value):
+ self.__init__(value)
+ return value
+
def __str__(self):
tup = [(self.ip >> i) & 0xff for i in (24, 16, 8, 0)]
return '%d.%d.%d.%d' % tuple(tup)
def verifyIp(self):
if self.ip < 0 or self.ip >= (1 << 32):
- raise TypeError, "invalid ip address %#08x" % self.ip
+ raise TypeError("invalid ip address %#08x" % self.ip)
def getValue(self):
- from m5.internal.params import IpAddress
+ from _m5.net import IpAddress
return IpAddress(self.ip)
# When initializing an IpNetmask, pass in an existing IpNetmask, a string of
# positional or keyword arguments.
class IpNetmask(IpAddress):
cxx_type = 'Net::IpNetmask'
+ ex_str = "127.0.0.0/24"
+ cmd_line_settable = True
@classmethod
def cxx_predecls(cls, code):
code('#include "base/inet.hh"')
- @classmethod
- def swig_predecls(cls, code):
- code('%include "python/swig/inet.i"')
-
def __init__(self, *args, **kwargs):
def handle_kwarg(self, kwargs, key, elseVal = None):
if key in kwargs:
elif elseVal:
setattr(self, key, elseVal)
else:
- raise TypeError, "No value set for %s" % key
+ raise TypeError("No value set for %s" % key)
if len(args) == 0:
handle_kwarg(self, kwargs, 'ip')
elif len(args) == 1:
if kwargs:
if not 'ip' in kwargs and not 'netmask' in kwargs:
- raise TypeError, "Invalid arguments"
+ raise TypeError("Invalid arguments")
handle_kwarg(self, kwargs, 'ip', args[0])
handle_kwarg(self, kwargs, 'netmask', args[0])
elif isinstance(args[0], IpNetmask):
self.ip = args[0]
self.netmask = args[1]
else:
- raise TypeError, "Too many arguments specified"
+ raise TypeError("Too many arguments specified")
if kwargs:
- raise TypeError, "Too many keywords: %s" % kwargs.keys()
+ raise TypeError("Too many keywords: %s" % list(kwargs.keys()))
self.verify()
+ def __call__(self, value):
+ self.__init__(value)
+ return value
+
def __str__(self):
return "%s/%d" % (super(IpNetmask, self).__str__(), self.netmask)
def verify(self):
self.verifyIp()
if self.netmask < 0 or self.netmask > 32:
- raise TypeError, "invalid netmask %d" % netmask
+ raise TypeError("invalid netmask %d" % netmask)
def getValue(self):
- from m5.internal.params import IpNetmask
+ from _m5.net import IpNetmask
return IpNetmask(self.ip, self.netmask)
# When initializing an IpWithPort, pass in an existing IpWithPort, a string of
# the form "a.b.c.d:p", or an ip and port as positional or keyword arguments.
class IpWithPort(IpAddress):
cxx_type = 'Net::IpWithPort'
+ ex_str = "127.0.0.1:80"
+ cmd_line_settable = True
@classmethod
def cxx_predecls(cls, code):
code('#include "base/inet.hh"')
- @classmethod
- def swig_predecls(cls, code):
- code('%include "python/swig/inet.i"')
-
def __init__(self, *args, **kwargs):
def handle_kwarg(self, kwargs, key, elseVal = None):
if key in kwargs:
elif elseVal:
setattr(self, key, elseVal)
else:
- raise TypeError, "No value set for %s" % key
+ raise TypeError("No value set for %s" % key)
if len(args) == 0:
handle_kwarg(self, kwargs, 'ip')
elif len(args) == 1:
if kwargs:
if not 'ip' in kwargs and not 'port' in kwargs:
- raise TypeError, "Invalid arguments"
+ raise TypeError("Invalid arguments")
handle_kwarg(self, kwargs, 'ip', args[0])
handle_kwarg(self, kwargs, 'port', args[0])
elif isinstance(args[0], IpWithPort):
self.ip = args[0]
self.port = args[1]
else:
- raise TypeError, "Too many arguments specified"
+ raise TypeError("Too many arguments specified")
if kwargs:
- raise TypeError, "Too many keywords: %s" % kwargs.keys()
+ raise TypeError("Too many keywords: %s" % list(kwargs.keys()))
self.verify()
+ def __call__(self, value):
+ self.__init__(value)
+ return value
+
def __str__(self):
return "%s:%d" % (super(IpWithPort, self).__str__(), self.port)
def verify(self):
self.verifyIp()
if self.port < 0 or self.port > 0xffff:
- raise TypeError, "invalid port %d" % self.port
+ raise TypeError("invalid port %d" % self.port)
def getValue(self):
- from m5.internal.params import IpWithPort
+ from _m5.net import IpWithPort
return IpWithPort(self.ip, self.port)
time_formats = [ "%a %b %d %H:%M:%S %Z %Y",
- "%a %b %d %H:%M:%S %Z %Y",
+ "%a %b %d %H:%M:%S %Y",
"%Y/%m/%d %H:%M:%S",
"%Y/%m/%d %H:%M",
"%Y/%m/%d",
except ValueError:
pass
- raise ValueError, "Could not parse '%s' as a time" % value
+ raise ValueError("Could not parse '%s' as a time" % value)
class Time(ParamValue):
cxx_type = 'tm'
def cxx_predecls(cls, code):
code('#include <time.h>')
- @classmethod
- def swig_predecls(cls, code):
- code('%include "python/swig/time.i"')
-
def __init__(self, value):
self.value = parse_time(value)
- def getValue(self):
- from m5.internal.params import tm
-
- c_time = tm()
- py_time = self.value
-
- # UNIX is years since 1900
- c_time.tm_year = py_time.tm_year - 1900;
-
- # Python starts at 1, UNIX starts at 0
- c_time.tm_mon = py_time.tm_mon - 1;
- c_time.tm_mday = py_time.tm_mday;
- c_time.tm_hour = py_time.tm_hour;
- c_time.tm_min = py_time.tm_min;
- c_time.tm_sec = py_time.tm_sec;
-
- # Python has 0 as Monday, UNIX is 0 as sunday
- c_time.tm_wday = py_time.tm_wday + 1
- if c_time.tm_wday > 6:
- c_time.tm_wday -= 7;
+ def __call__(self, value):
+ self.__init__(value)
+ return value
- # Python starts at 1, Unix starts at 0
- c_time.tm_yday = py_time.tm_yday - 1;
+ def getValue(self):
+ from _m5.core import tm
+ import calendar
- return c_time
+ return tm.gmtime(calendar.timegm(self.value))
def __str__(self):
return time.asctime(self.value)
return str(self)
def get_config_as_dict(self):
+ assert false
return str(self)
+ @classmethod
+ def cxx_ini_predecls(cls, code):
+ code('#include <time.h>')
+
+ @classmethod
+ def cxx_ini_parse(cls, code, src, dest, ret):
+ code('char *_parse_ret = strptime((${src}).c_str(),')
+ code(' "%a %b %d %H:%M:%S %Y", &(${dest}));')
+ code('${ret} _parse_ret && *_parse_ret == \'\\0\';');
+
# Enumerated types are a little more complex. The user specifies the
# type as Enum(foo) where foo is either a list or dictionary of
# alternatives (typically strings, but not necessarily so). (In the
return cls
def __init__(cls, name, bases, init_dict):
- if init_dict.has_key('map'):
+ if 'map' in init_dict:
if not isinstance(cls.map, dict):
- raise TypeError, "Enum-derived class attribute 'map' " \
- "must be of type dict"
+ raise TypeError("Enum-derived class attribute 'map' " \
+ "must be of type dict")
# build list of value strings from map
- cls.vals = cls.map.keys()
+ cls.vals = list(cls.map.keys())
cls.vals.sort()
- elif init_dict.has_key('vals'):
+ elif 'vals' in init_dict:
if not isinstance(cls.vals, list):
- raise TypeError, "Enum-derived class attribute 'vals' " \
- "must be of type list"
+ raise TypeError("Enum-derived class attribute 'vals' " \
+ "must be of type list")
# build string->value map from vals sequence
cls.map = {}
for idx,val in enumerate(cls.vals):
cls.map[val] = idx
else:
- raise TypeError, "Enum-derived class must define "\
- "attribute 'map' or 'vals'"
+ raise TypeError("Enum-derived class must define "\
+ "attribute 'map' or 'vals'")
- cls.cxx_type = 'Enums::%s' % name
+ if cls.is_class:
+ cls.cxx_type = '%s' % name
+ else:
+ cls.cxx_type = 'Enums::%s' % name
super(MetaEnum, cls).__init__(name, bases, init_dict)
# Note that we wrap the enum in a class/struct to act as a namespace,
# so that the enum strings can be brief w/o worrying about collisions.
def cxx_decl(cls, code):
- name = cls.__name__
+ wrapper_name = cls.wrapper_name
+ wrapper = 'struct' if cls.wrapper_is_struct else 'namespace'
+ name = cls.__name__ if cls.enum_name is None else cls.enum_name
+ idem_macro = '__ENUM__%s__%s__' % (wrapper_name, name)
+
code('''\
-#ifndef __ENUM__${name}__
-#define __ENUM__${name}__
+#ifndef $idem_macro
+#define $idem_macro
-namespace Enums {
+''')
+ if cls.is_class:
+ code('''\
+enum class $name {
+''')
+ else:
+ code('''\
+$wrapper $wrapper_name {
enum $name {
''')
- code.indent(2)
+ code.indent(1)
+ code.indent(1)
for val in cls.vals:
code('$val = ${{cls.map[val]}},')
code('Num_$name = ${{len(cls.vals)}}')
- code.dedent(2)
- code('''\
- };
-extern const char *${name}Strings[Num_${name}];
-}
+ code.dedent(1)
+ code('};')
-#endif // __ENUM__${name}__
+ if cls.is_class:
+ code('''\
+extern const char *${name}Strings[static_cast<int>(${name}::Num_${name})];
''')
+ elif cls.wrapper_is_struct:
+ code('static const char *${name}Strings[Num_${name}];')
+ else:
+ code('extern const char *${name}Strings[Num_${name}];')
+
+ if not cls.is_class:
+ code.dedent(1)
+ code('};')
+
+ code()
+ code('#endif // $idem_macro')
def cxx_def(cls, code):
- name = cls.__name__
- code('''\
-#include "enums/$name.hh"
-namespace Enums {
- const char *${name}Strings[Num_${name}] =
- {
+ wrapper_name = cls.wrapper_name
+ file_name = cls.__name__
+ name = cls.__name__ if cls.enum_name is None else cls.enum_name
+
+ code('#include "enums/$file_name.hh"')
+ if cls.wrapper_is_struct:
+ code('const char *${wrapper_name}::${name}Strings'
+ '[Num_${name}] =')
+ else:
+ if cls.is_class:
+ code('''\
+const char *${name}Strings[static_cast<int>(${name}::Num_${name})] =
''')
- code.indent(2)
+ else:
+ code('namespace Enums {')
+ code.indent(1)
+ code('const char *${name}Strings[Num_${name}] =')
+
+ code('{')
+ code.indent(1)
for val in cls.vals:
code('"$val",')
- code.dedent(2)
- code('''
- };
-} // namespace Enums
-''')
+ code.dedent(1)
+ code('};')
+
+ if not cls.wrapper_is_struct and not cls.is_class:
+ code.dedent(1)
+ code('} // namespace $wrapper_name')
- def swig_decl(cls, code):
+
+ def pybind_def(cls, code):
name = cls.__name__
- code('''\
-%module(package="m5.internal") enum_$name
+ enum_name = cls.__name__ if cls.enum_name is None else cls.enum_name
+ wrapper_name = enum_name if cls.is_class else cls.wrapper_name
+
+ code('''#include "pybind11/pybind11.h"
+#include "pybind11/stl.h"
+
+#include <sim/init.hh>
+
+namespace py = pybind11;
-%{
-#include "enums/$name.hh"
-%}
+static void
+module_init(py::module &m_internal)
+{
+ py::module m = m_internal.def_submodule("enum_${name}");
-%include "enums/$name.hh"
''')
+ if cls.is_class:
+ code('py::enum_<${enum_name}>(m, "enum_${name}")')
+ else:
+ code('py::enum_<${wrapper_name}::${enum_name}>(m, "enum_${name}")')
+
+ code.indent()
+ code.indent()
+ for val in cls.vals:
+ code('.value("${val}", ${wrapper_name}::${val})')
+ code('.value("Num_${name}", ${wrapper_name}::Num_${enum_name})')
+ code('.export_values()')
+ code(';')
+ code.dedent()
+
+ code('}')
+ code.dedent()
+ code()
+ code('static EmbeddedPyBind embed_enum("enum_${name}", module_init);')
# Base class for enum types.
class Enum(ParamValue):
__metaclass__ = MetaEnum
vals = []
+ cmd_line_settable = True
+
+ # The name of the wrapping namespace or struct
+ wrapper_name = 'Enums'
+
+ # If true, the enum is wrapped in a struct rather than a namespace
+ wrapper_is_struct = False
+
+ is_class = False
+
+ # If not None, use this as the enum name rather than this class name
+ enum_name = None
def __init__(self, value):
if value not in self.map:
- raise TypeError, "Enum param got bad value '%s' (not in %s)" \
- % (value, self.vals)
+ raise TypeError("Enum param got bad value '%s' (not in %s)" \
+ % (value, self.vals))
self.value = value
+ def __call__(self, value):
+ self.__init__(value)
+ return value
+
@classmethod
def cxx_predecls(cls, code):
code('#include "enums/$0.hh"', cls.__name__)
@classmethod
- def swig_predecls(cls, code):
- code('%import "python/m5/internal/enum_$0.i"', cls.__name__)
+ def cxx_ini_parse(cls, code, src, dest, ret):
+ code('if (false) {')
+ for elem_name in cls.map.keys():
+ code('} else if (%s == "%s") {' % (src, elem_name))
+ code.indent()
+ code('%s = Enums::%s;' % (dest, elem_name))
+ code('%s true;' % ret)
+ code.dedent()
+ code('} else {')
+ code(' %s false;' % ret)
+ code('}')
def getValue(self):
- return int(self.map[self.value])
+ import m5.internal.params
+ e = getattr(m5.internal.params, "enum_%s" % self.__class__.__name__)
+ return e(self.map[self.value])
def __str__(self):
return self.value
+# This param will generate a scoped c++ enum and its python bindings.
+class ScopedEnum(Enum):
+ __metaclass__ = MetaEnum
+ vals = []
+ cmd_line_settable = True
+
+ # The name of the wrapping namespace or struct
+ wrapper_name = None
+
+ # If true, the enum is wrapped in a struct rather than a namespace
+ wrapper_is_struct = False
+
+ # If true, the generated enum is a scoped enum
+ is_class = True
+
+ # If not None, use this as the enum name rather than this class name
+ enum_name = None
+
# how big does a rounding error need to be before we warn about it?
frequency_tolerance = 0.001 # 0.1%
class TickParamValue(NumericParamValue):
cxx_type = 'Tick'
+ ex_str = "1MHz"
+ cmd_line_settable = True
@classmethod
def cxx_predecls(cls, code):
code('#include "base/types.hh"')
- @classmethod
- def swig_predecls(cls, code):
- code('%import "stdint.i"')
- code('%import "base/types.hh"')
+ def __call__(self, value):
+ self.__init__(value)
+ return value
def getValue(self):
return long(self.value)
+ @classmethod
+ def cxx_ini_predecls(cls, code):
+ code('#include <sstream>')
+
+ # Ticks are expressed in seconds in JSON files and in plain
+ # Ticks in .ini files. Switch based on a config flag
+ @classmethod
+ def cxx_ini_parse(self, code, src, dest, ret):
+ code('${ret} to_number(${src}, ${dest});')
+
class Latency(TickParamValue):
+ ex_str = "100ns"
+
def __init__(self, value):
if isinstance(value, (Latency, Clock)):
self.ticks = value.ticks
self.ticks = False
self.value = convert.toLatency(value)
+ def __call__(self, value):
+ self.__init__(value)
+ return value
+
def __getattr__(self, attr):
if attr in ('latency', 'period'):
return self
if attr == 'frequency':
return Frequency(self)
- raise AttributeError, "Latency object has no attribute '%s'" % attr
+ raise AttributeError("Latency object has no attribute '%s'" % attr)
def getValue(self):
if self.ticks or self.value == 0:
value = ticks.fromSeconds(self.value)
return long(value)
+ def config_value(self):
+ return self.getValue()
+
# convert latency to ticks
def ini_str(self):
return '%d' % self.getValue()
class Frequency(TickParamValue):
+ ex_str = "1GHz"
+
def __init__(self, value):
if isinstance(value, (Latency, Clock)):
if value.value == 0:
self.ticks = False
self.value = convert.toFrequency(value)
+ def __call__(self, value):
+ self.__init__(value)
+ return value
+
def __getattr__(self, attr):
if attr == 'frequency':
return self
if attr in ('latency', 'period'):
return Latency(self)
- raise AttributeError, "Frequency object has no attribute '%s'" % attr
+ raise AttributeError("Frequency object has no attribute '%s'" % attr)
# convert latency to ticks
def getValue(self):
value = ticks.fromSeconds(1.0 / self.value)
return long(value)
+ def config_value(self):
+ return self.getValue()
+
def ini_str(self):
return '%d' % self.getValue()
-# A generic frequency and/or Latency value. Value is stored as a
-# latency, and any manipulation using a multiplier thus scales the
-# clock period, i.e. a 2x multiplier doubles the clock period and thus
-# halves the clock frequency.
-class Clock(ParamValue):
- cxx_type = 'Tick'
-
- @classmethod
- def cxx_predecls(cls, code):
- code('#include "base/types.hh"')
-
- @classmethod
- def swig_predecls(cls, code):
- code('%import "stdint.i"')
- code('%import "base/types.hh"')
-
+# A generic Frequency and/or Latency value. Value is stored as a
+# latency, just like Latency and Frequency.
+class Clock(TickParamValue):
def __init__(self, value):
if isinstance(value, (Latency, Clock)):
self.ticks = value.ticks
self.ticks = False
self.value = convert.anyToLatency(value)
+ def __call__(self, value):
+ self.__init__(value)
+ return value
+
+ def __str__(self):
+ return "%s" % Latency(self)
+
def __getattr__(self, attr):
if attr == 'frequency':
return Frequency(self)
if attr in ('latency', 'period'):
return Latency(self)
- raise AttributeError, "Frequency object has no attribute '%s'" % attr
+ raise AttributeError("Frequency object has no attribute '%s'" % attr)
def getValue(self):
return self.period.getValue()
+ def config_value(self):
+ return self.period.config_value()
+
def ini_str(self):
return self.period.ini_str()
-class Voltage(float,ParamValue):
- cxx_type = 'double'
+class Voltage(Float):
+ ex_str = "1V"
+
def __new__(cls, value):
- # convert to voltage
- val = convert.toVoltage(value)
- return super(cls, Voltage).__new__(cls, val)
+ value = convert.toVoltage(value)
+ return super(cls, Voltage).__new__(cls, value)
- def __str__(self):
- return str(self.val)
+ def __init__(self, value):
+ value = convert.toVoltage(value)
+ super(Voltage, self).__init__(value)
- def getValue(self):
- value = float(self)
- return value
+class Current(Float):
+ ex_str = "1mA"
- def ini_str(self):
- return '%f' % self.getValue()
+ def __new__(cls, value):
+ value = convert.toCurrent(value)
+ return super(cls, Current).__new__(cls, value)
+
+ def __init__(self, value):
+ value = convert.toCurrent(value)
+ super(Current, self).__init__(value)
+
+class Energy(Float):
+ ex_str = "1pJ"
+
+ def __new__(cls, value):
+ value = convert.toEnergy(value)
+ return super(cls, Energy).__new__(cls, value)
+
+ def __init__(self, value):
+ value = convert.toEnergy(value)
+ super(Energy, self).__init__(value)
class NetworkBandwidth(float,ParamValue):
cxx_type = 'float'
+ ex_str = "1Gbps"
+ cmd_line_settable = True
+
def __new__(cls, value):
# convert to bits per second
val = convert.toNetworkBandwidth(value)
def __str__(self):
return str(self.val)
+ def __call__(self, value):
+ val = convert.toNetworkBandwidth(value)
+ self.__init__(val)
+ return value
+
def getValue(self):
# convert to seconds per byte
value = 8.0 / float(self)
def ini_str(self):
return '%f' % self.getValue()
+ def config_value(self):
+ return '%f' % self.getValue()
+
+ @classmethod
+ def cxx_ini_predecls(cls, code):
+ code('#include <sstream>')
+
+ @classmethod
+ def cxx_ini_parse(self, code, src, dest, ret):
+ code('%s (std::istringstream(%s) >> %s).eof();' % (ret, src, dest))
+
class MemoryBandwidth(float,ParamValue):
cxx_type = 'float'
+ ex_str = "1GB/s"
+ cmd_line_settable = True
+
def __new__(cls, value):
# convert to bytes per second
val = convert.toMemoryBandwidth(value)
return super(cls, MemoryBandwidth).__new__(cls, val)
- def __str__(self):
- return str(self.val)
+ def __call__(self, value):
+ val = convert.toMemoryBandwidth(value)
+ self.__init__(val)
+ return value
def getValue(self):
# convert to seconds per byte
def ini_str(self):
return '%f' % self.getValue()
+ def config_value(self):
+ return '%f' % self.getValue()
+
+ @classmethod
+ def cxx_ini_predecls(cls, code):
+ code('#include <sstream>')
+
+ @classmethod
+ def cxx_ini_parse(self, code, src, dest, ret):
+ code('%s (std::istringstream(%s) >> %s).eof();' % (ret, src, dest))
+
#
# "Constants"... handy aliases for various values.
#
# only one copy of a particular node
class NullSimObject(object):
__metaclass__ = Singleton
+ _name = 'Null'
def __call__(cls):
return cls
def set_path(self, parent, name):
pass
+ def set_parent(self, parent, name):
+ pass
+
+ def clear_parent(self, old_parent):
+ pass
+
+ def descendants(self):
+ return
+ yield None
+
+ def get_config_as_dict(self):
+ return {}
+
def __str__(self):
- return 'Null'
+ return self._name
+
+ def config_value(self):
+ return None
def getValue(self):
return None
# Port reference: encapsulates a reference to a particular port on a
# particular SimObject.
class PortRef(object):
- def __init__(self, simobj, name, role):
+ def __init__(self, simobj, name, role, is_source):
assert(isSimObject(simobj) or isSimObjectClass(simobj))
self.simobj = simobj
self.name = name
self.role = role
+ self.is_source = is_source
self.peer = None # not associated with another port yet
self.ccConnected = False # C++ port connection done?
self.index = -1 # always -1 for non-vector ports
# for config.json
def get_config_as_dict(self):
- return {'role' : self.role, 'peer' : str(self.peer)}
+ return {'role' : self.role, 'peer' : str(self.peer),
+ 'is_source' : str(self.is_source)}
def __getattr__(self, attr):
if attr == 'peerObj':
# shorthand for proxies
return self.peer.simobj
- raise AttributeError, "'%s' object has no attribute '%s'" % \
- (self.__class__.__name__, attr)
+ raise AttributeError("'%s' object has no attribute '%s'" % \
+ (self.__class__.__name__, attr))
# Full connection is symmetric (both ways). Called via
# SimObject.__setattr__ as a result of a port assignment, e.g.,
fatal("Port %s is already connected to %s, cannot connect %s\n",
self, self.peer, other);
self.peer = other
+
if proxy.isproxy(other):
other.set_param_desc(PortParamDesc())
- elif isinstance(other, PortRef):
- if other.peer is not self:
- other.connect(self)
+ return
+ elif not isinstance(other, PortRef):
+ raise TypeError("assigning non-port reference '%s' to port '%s'" \
+ % (other, self))
+
+ if not Port.is_compat(self, other):
+ fatal("Ports %s and %s with roles '%s' and '%s' "
+ "are not compatible", self, other, self.role, other.role)
+
+ if other.peer is not self:
+ other.connect(self)
+
+ # Allow a compatible port pair to be spliced between a port and its
+ # connected peer. Useful operation for connecting instrumentation
+ # structures into a system when it is necessary to connect the
+ # instrumentation after the full system has been constructed.
+ def splice(self, new_1, new_2):
+ if not self.peer or proxy.isproxy(self.peer):
+ fatal("Port %s not connected, cannot splice in new peers\n", self)
+
+ if not isinstance(new_1, PortRef) or not isinstance(new_2, PortRef):
+ raise TypeError(
+ "Splicing non-port references '%s','%s' to port '%s'" % \
+ (new_1, new_2, self))
+
+ old_peer = self.peer
+
+ if Port.is_compat(old_peer, new_1) and Port.is_compat(self, new_2):
+ old_peer.peer = new_1
+ new_1.peer = old_peer
+ self.peer = new_2
+ new_2.peer = self
+ elif Port.is_compat(old_peer, new_2) and Port.is_compat(self, new_1):
+ old_peer.peer = new_2
+ new_2.peer = old_peer
+ self.peer = new_1
+ new_1.peer = self
else:
- raise TypeError, \
- "assigning non-port reference '%s' to port '%s'" \
- % (other, self)
+ fatal("Ports %s(%s) and %s(%s) can't be compatibly spliced with "
+ "%s(%s) and %s(%s)", self, self.role,
+ old_peer, old_peer.role, new_1, new_1.role,
+ new_2, new_2.role)
def clone(self, simobj, memo):
- if memo.has_key(self):
+ if self in memo:
return memo[self]
newRef = copy.copy(self)
memo[self] = newRef
try:
realPeer = self.peer.unproxy(self.simobj)
except:
- print "Error in unproxying port '%s' of %s" % \
- (self.name, self.simobj.path())
+ print("Error in unproxying port '%s' of %s" %
+ (self.name, self.simobj.path()))
raise
self.connect(realPeer)
# Call C++ to create corresponding port connection between C++ objects
def ccConnect(self):
- from m5.internal.pyobject import connectPorts
-
- if self.role == 'SLAVE':
- # do nothing and let the master take care of it
- return
-
if self.ccConnected: # already done this
return
+
peer = self.peer
if not self.peer: # nothing to connect to
return
- # check that we connect a master to a slave
- if self.role == peer.role:
- raise TypeError, \
- "cannot connect '%s' and '%s' due to identical role '%s'" \
- % (peer, self, self.role)
+ port = self.simobj.getPort(self.name, self.index)
+ peer_port = peer.simobj.getPort(peer.name, peer.index)
+ port.bind(peer_port)
- try:
- # self is always the master and peer the slave
- connectPorts(self.simobj.getCCObject(), self.name, self.index,
- peer.simobj.getCCObject(), peer.name, peer.index)
- except:
- print "Error connecting port %s.%s to %s.%s" % \
- (self.simobj.path(), self.name,
- peer.simobj.path(), peer.name)
- raise
self.ccConnected = True
- peer.ccConnected = True
# A reference to an individual element of a VectorPort... much like a
# PortRef, but has an index.
class VectorPortElementRef(PortRef):
- def __init__(self, simobj, name, role, index):
- PortRef.__init__(self, simobj, name, role)
+ def __init__(self, simobj, name, role, is_source, index):
+ PortRef.__init__(self, simobj, name, role, is_source)
self.index = index
def __str__(self):
# A reference to a complete vector-valued port (not just a single element).
# Can be indexed to retrieve individual VectorPortElementRef instances.
class VectorPortRef(object):
- def __init__(self, simobj, name, role):
+ def __init__(self, simobj, name, role, is_source):
assert(isSimObject(simobj) or isSimObjectClass(simobj))
self.simobj = simobj
self.name = name
self.role = role
+ self.is_source = is_source
self.elements = []
def __str__(self):
# for config.json
def get_config_as_dict(self):
return {'role' : self.role,
- 'peer' : [el.ini_str() for el in self.elements]}
+ 'peer' : [el.ini_str() for el in self.elements],
+ 'is_source' : str(self.is_source)}
def __getitem__(self, key):
if not isinstance(key, int):
- raise TypeError, "VectorPort index must be integer"
+ raise TypeError("VectorPort index must be integer")
if key >= len(self.elements):
# need to extend list
- ext = [VectorPortElementRef(self.simobj, self.name, self.role, i)
+ ext = [VectorPortElementRef(
+ self.simobj, self.name, self.role, self.is_source, i)
for i in range(len(self.elements), key+1)]
self.elements.extend(ext)
return self.elements[key]
def __setitem__(self, key, value):
if not isinstance(key, int):
- raise TypeError, "VectorPort index must be integer"
+ raise TypeError("VectorPort index must be integer")
self[key].connect(value)
def connect(self, other):
self._get_next().connect(other)
def clone(self, simobj, memo):
- if memo.has_key(self):
+ if self in memo:
return memo[self]
newRef = copy.copy(self)
memo[self] = newRef
# logical port in the SimObject class, not a particular port on a
# SimObject instance. The latter are represented by PortRef objects.
class Port(object):
+ # Port("role", "description")
+
+ _compat_dict = { }
+
+ @classmethod
+ def compat(cls, role, peer):
+ cls._compat_dict.setdefault(role, set()).add(peer)
+ cls._compat_dict.setdefault(peer, set()).add(role)
+
+ @classmethod
+ def is_compat(cls, one, two):
+ for port in one, two:
+ if not port.role in Port._compat_dict:
+ fatal("Unrecognized role '%s' for port %s\n", port.role, port)
+ return one.role in Port._compat_dict[two.role]
+
+ def __init__(self, role, desc, is_source=False):
+ self.desc = desc
+ self.role = role
+ self.is_source = is_source
+
# Generate a PortRef for this port on the given SimObject with the
# given name
def makeRef(self, simobj):
- return PortRef(simobj, self.name, self.role)
+ return PortRef(simobj, self.name, self.role, self.is_source)
# Connect an instance of this port (on the given SimObject with
# the given name) with the port described by the supplied PortRef
def cxx_predecls(self, code):
pass
+ def pybind_predecls(self, code):
+ cls.cxx_predecls(self, code)
+
# Declare an unsigned int with the same name as the port, that
# will eventually hold the number of connected ports (and thus the
# number of elements for a VectorPort).
def cxx_decl(self, code):
code('unsigned int port_${{self.name}}_connection_count;')
-class MasterPort(Port):
- # MasterPort("description")
- def __init__(self, *args):
- if len(args) == 1:
- self.desc = args[0]
- self.role = 'MASTER'
- else:
- raise TypeError, 'wrong number of arguments'
-
-class SlavePort(Port):
- # SlavePort("description")
- def __init__(self, *args):
- if len(args) == 1:
- self.desc = args[0]
- self.role = 'SLAVE'
- else:
- raise TypeError, 'wrong number of arguments'
+Port.compat('GEM5 REQUESTER', 'GEM5 RESPONDER')
+
+class RequestPort(Port):
+ # RequestPort("description")
+ def __init__(self, desc):
+ super(RequestPort, self).__init__(
+ 'GEM5 REQUESTER', desc, is_source=True)
+
+class ResponsePort(Port):
+ # ResponsePort("description")
+ def __init__(self, desc):
+ super(ResponsePort, self).__init__('GEM5 RESPONDER', desc)
# VectorPort description object. Like Port, but represents a vector
-# of connections (e.g., as on a Bus).
+# of connections (e.g., as on a XBar).
class VectorPort(Port):
- def __init__(self, *args):
- self.isVec = True
-
def makeRef(self, simobj):
- return VectorPortRef(simobj, self.name, self.role)
-
-class VectorMasterPort(VectorPort):
- # VectorMasterPort("description")
- def __init__(self, *args):
- if len(args) == 1:
- self.desc = args[0]
- self.role = 'MASTER'
- VectorPort.__init__(self, *args)
- else:
- raise TypeError, 'wrong number of arguments'
-
-class VectorSlavePort(VectorPort):
- # VectorSlavePort("description")
- def __init__(self, *args):
- if len(args) == 1:
- self.desc = args[0]
- self.role = 'SLAVE'
- VectorPort.__init__(self, *args)
- else:
- raise TypeError, 'wrong number of arguments'
+ return VectorPortRef(simobj, self.name, self.role, self.is_source)
+
+class VectorRequestPort(VectorPort):
+ # VectorRequestPort("description")
+ def __init__(self, desc):
+ super(VectorRequestPort, self).__init__(
+ 'GEM5 REQUESTER', desc, is_source=True)
+
+class VectorResponsePort(VectorPort):
+ # VectorResponsePort("description")
+ def __init__(self, desc):
+ super(VectorResponsePort, self).__init__('GEM5 RESPONDER', desc)
+
+# Old names, maintained for compatibility.
+MasterPort = RequestPort
+SlavePort = ResponsePort
+VectorMasterPort = VectorRequestPort
+VectorSlavePort = VectorResponsePort
# 'Fake' ParamDesc for Port references to assign to the _pdesc slot of
# proxy objects (via set_param_desc()) so that proxy error messages
allParams = baseParams.copy()
__all__ = ['Param', 'VectorParam',
- 'Enum', 'Bool', 'String', 'Float',
+ 'Enum', 'ScopedEnum', 'Bool', 'String', 'Float',
'Int', 'Unsigned', 'Int8', 'UInt8', 'Int16', 'UInt16',
'Int32', 'UInt32', 'Int64', 'UInt64',
'Counter', 'Addr', 'Tick', 'Percent',
'TcpPort', 'UdpPort', 'EthernetAddr',
'IpAddress', 'IpNetmask', 'IpWithPort',
'MemorySize', 'MemorySize32',
- 'Latency', 'Frequency', 'Clock', 'Voltage',
+ 'Latency', 'Frequency', 'Clock', 'Voltage', 'Current', 'Energy',
'NetworkBandwidth', 'MemoryBandwidth',
'AddrRange',
'MaxAddr', 'MaxTick', 'AllMemory',
'Time',
'NextEthernetAddr', 'NULL',
- 'MasterPort', 'SlavePort',
+ 'Port', 'RequestPort', 'ResponsePort', 'MasterPort', 'SlavePort',
+ 'VectorPort', 'VectorRequestPort', 'VectorResponsePort',
'VectorMasterPort', 'VectorSlavePort']
-
-import SimObject