summaryrefslogtreecommitdiff
path: root/src/python/m5
diff options
context:
space:
mode:
Diffstat (limited to 'src/python/m5')
-rw-r--r--src/python/m5/SimObject.py278
-rw-r--r--src/python/m5/params.py150
2 files changed, 428 insertions, 0 deletions
diff --git a/src/python/m5/SimObject.py b/src/python/m5/SimObject.py
index 9f4c2c155..40203a307 100644
--- a/src/python/m5/SimObject.py
+++ b/src/python/m5/SimObject.py
@@ -114,6 +114,279 @@ def public_value(key, value):
isinstance(value, (FunctionType, MethodType, ModuleType,
classmethod, type))
+def createCxxConfigDirectoryEntryFile(code, name, simobj, is_header):
+ entry_class = 'CxxConfigDirectoryEntry_%s' % name
+ param_class = '%sCxxConfigParams' % name
+
+ code('#include "params/%s.hh"' % name)
+
+ if not is_header:
+ for param in simobj._params.values():
+ if isSimObjectClass(param.ptype):
+ code('#include "%s"' % param.ptype._value_dict['cxx_header'])
+ code('#include "params/%s.hh"' % param.ptype.__name__)
+ else:
+ param.ptype.cxx_ini_predecls(code)
+
+ if is_header:
+ member_prefix = ''
+ end_of_decl = ';'
+ code('#include "sim/cxx_config.hh"')
+ code()
+ code('class ${param_class} : public CxxConfigParams,'
+ ' public ${name}Params')
+ code('{')
+ code(' private:')
+ code.indent()
+ code('class DirectoryEntry : public CxxConfigDirectoryEntry')
+ code('{')
+ code(' public:')
+ code.indent()
+ code('DirectoryEntry();');
+ code()
+ code('CxxConfigParams *makeParamsObject() const')
+ code('{ return new ${param_class}; }')
+ code.dedent()
+ code('};')
+ code()
+ code.dedent()
+ code(' public:')
+ code.indent()
+ else:
+ member_prefix = '%s::' % param_class
+ end_of_decl = ''
+ code('#include "%s"' % simobj._value_dict['cxx_header'])
+ code('#include "base/str.hh"')
+ code('#include "cxx_config/${name}.hh"')
+
+ if simobj._ports.values() != []:
+ code('#include "mem/mem_object.hh"')
+ code('#include "mem/port.hh"')
+
+ code()
+ code('${member_prefix}DirectoryEntry::DirectoryEntry()');
+ code('{')
+
+ def cxx_bool(b):
+ return 'true' if b else 'false'
+
+ code.indent()
+ for param in simobj._params.values():
+ is_vector = isinstance(param, m5.params.VectorParamDesc)
+ is_simobj = issubclass(param.ptype, m5.SimObject.SimObject)
+
+ code('parameters["%s"] = new ParamDesc("%s", %s, %s);' %
+ (param.name, param.name, cxx_bool(is_vector),
+ cxx_bool(is_simobj)));
+
+ for port in simobj._ports.values():
+ is_vector = isinstance(port, m5.params.VectorPort)
+ is_master = port.role == 'MASTER'
+
+ code('ports["%s"] = new PortDesc("%s", %s, %s);' %
+ (port.name, port.name, cxx_bool(is_vector),
+ cxx_bool(is_master)))
+
+ code.dedent()
+ code('}')
+ code()
+
+ code('bool ${member_prefix}setSimObject(const std::string &name,')
+ code(' SimObject *simObject)${end_of_decl}')
+
+ if not is_header:
+ code('{')
+ code.indent()
+ code('bool ret = true;')
+ code()
+ code('if (false) {')
+ for param in simobj._params.values():
+ is_vector = isinstance(param, m5.params.VectorParamDesc)
+ is_simobj = issubclass(param.ptype, m5.SimObject.SimObject)
+
+ if is_simobj and not is_vector:
+ code('} else if (name == "${{param.name}}") {')
+ code.indent()
+ code('this->${{param.name}} = '
+ 'dynamic_cast<${{param.ptype.cxx_type}}>(simObject);')
+ code('if (simObject && !this->${{param.name}})')
+ code(' ret = false;')
+ code.dedent()
+ code('} else {')
+ code(' ret = false;')
+ code('}')
+ code()
+ code('return ret;')
+ code.dedent()
+ code('}')
+
+ code()
+ code('bool ${member_prefix}setSimObjectVector('
+ 'const std::string &name,')
+ code(' const std::vector<SimObject *> &simObjects)${end_of_decl}')
+
+ if not is_header:
+ code('{')
+ code.indent()
+ code('bool ret = true;')
+ code()
+ code('if (false) {')
+ for param in simobj._params.values():
+ is_vector = isinstance(param, m5.params.VectorParamDesc)
+ is_simobj = issubclass(param.ptype, m5.SimObject.SimObject)
+
+ if is_simobj and is_vector:
+ code('} else if (name == "${{param.name}}") {')
+ code.indent()
+ code('this->${{param.name}}.clear();')
+ code('for (auto i = simObjects.begin(); '
+ 'ret && i != simObjects.end(); i ++)')
+ code('{')
+ code.indent()
+ code('${{param.ptype.cxx_type}} object = '
+ 'dynamic_cast<${{param.ptype.cxx_type}}>(*i);')
+ code('if (*i && !object)')
+ code(' ret = false;')
+ code('else')
+ code(' this->${{param.name}}.push_back(object);')
+ code.dedent()
+ code('}')
+ code.dedent()
+ code('} else {')
+ code(' ret = false;')
+ code('}')
+ code()
+ code('return ret;')
+ code.dedent()
+ code('}')
+
+ code()
+ code('void ${member_prefix}setName(const std::string &name_)'
+ '${end_of_decl}')
+
+ if not is_header:
+ code('{')
+ code.indent()
+ code('this->name = name_;')
+ code('this->pyobj = NULL;')
+ code.dedent()
+ code('}')
+
+ if is_header:
+ code('const std::string &${member_prefix}getName()')
+ code('{ return this->name; }')
+
+ code()
+ code('bool ${member_prefix}setParam(const std::string &name,')
+ code(' const std::string &value, const Flags flags)${end_of_decl}')
+
+ if not is_header:
+ code('{')
+ code.indent()
+ code('bool ret = true;')
+ code()
+ code('if (false) {')
+ for param in simobj._params.values():
+ is_vector = isinstance(param, m5.params.VectorParamDesc)
+ is_simobj = issubclass(param.ptype, m5.SimObject.SimObject)
+
+ if not is_simobj and not is_vector:
+ code('} else if (name == "${{param.name}}") {')
+ code.indent()
+ param.ptype.cxx_ini_parse(code,
+ 'value', 'this->%s' % param.name, 'ret =')
+ code.dedent()
+ code('} else {')
+ code(' ret = false;')
+ code('}')
+ code()
+ code('return ret;')
+ code.dedent()
+ code('}')
+
+ code()
+ code('bool ${member_prefix}setParamVector('
+ 'const std::string &name,')
+ code(' const std::vector<std::string> &values,')
+ code(' const Flags flags)${end_of_decl}')
+
+ if not is_header:
+ code('{')
+ code.indent()
+ code('bool ret = true;')
+ code()
+ code('if (false) {')
+ for param in simobj._params.values():
+ is_vector = isinstance(param, m5.params.VectorParamDesc)
+ is_simobj = issubclass(param.ptype, m5.SimObject.SimObject)
+
+ if not is_simobj and is_vector:
+ code('} else if (name == "${{param.name}}") {')
+ code.indent()
+ code('${{param.name}}.clear();')
+ code('for (auto i = values.begin(); '
+ 'ret && i != values.end(); i ++)')
+ code('{')
+ code.indent()
+ code('${{param.ptype.cxx_type}} elem;')
+ param.ptype.cxx_ini_parse(code,
+ '*i', 'elem', 'ret =')
+ code('if (ret)')
+ code(' this->${{param.name}}.push_back(elem);')
+ code.dedent()
+ code('}')
+ code.dedent()
+ code('} else {')
+ code(' ret = false;')
+ code('}')
+ code()
+ code('return ret;')
+ code.dedent()
+ code('}')
+
+ code()
+ code('bool ${member_prefix}setPortConnectionCount('
+ 'const std::string &name,')
+ code(' unsigned int count)${end_of_decl}')
+
+ if not is_header:
+ code('{')
+ code.indent()
+ code('bool ret = true;')
+ code()
+ code('if (false)')
+ code(' ;')
+ for port in simobj._ports.values():
+ code('else if (name == "${{port.name}}")')
+ code(' this->port_${{port.name}}_connection_count = count;')
+ code('else')
+ code(' ret = false;')
+ code()
+ code('return ret;')
+ code.dedent()
+ code('}')
+
+ code()
+ code('SimObject *${member_prefix}simObjectCreate()${end_of_decl}')
+
+ if not is_header:
+ code('{')
+ if hasattr(simobj, 'abstract') and simobj.abstract:
+ code(' return NULL;')
+ else:
+ code(' return this->create();')
+ code('}')
+
+ if is_header:
+ code()
+ code('static CxxConfigDirectoryEntry'
+ ' *${member_prefix}makeDirectoryEntry()')
+ code('{ return new DirectoryEntry; }')
+
+ if is_header:
+ code.dedent()
+ code('};')
+
# The metaclass for SimObject. This class controls how new classes
# that derive from SimObject are instantiated, and provides inherited
# class behavior (just like a class controls how instances of that
@@ -583,6 +856,11 @@ struct PyObject;
code('#endif // __PARAMS__${cls}__')
return code
+ # Generate the C++ declaration/definition files for this SimObject's
+ # param struct to allow C++ initialisation
+ def cxx_config_param_file(cls, code, is_header):
+ createCxxConfigDirectoryEntryFile(code, cls.__name__, cls, is_header)
+ return code
# This *temporary* definition is required to support calls from the
# SimObject class definition to the MetaSimObject methods (in
diff --git a/src/python/m5/params.py b/src/python/m5/params.py
index f16cabaff..b7df7c660 100644
--- a/src/python/m5/params.py
+++ b/src/python/m5/params.py
@@ -120,6 +120,18 @@ class ParamValue(object):
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):
@@ -454,6 +466,11 @@ class String(ParamValue,str):
self = value
return value
+ @classmethod
+ def cxx_ini_parse(self, code, src, dest, ret):
+ code('%s = %s;' % (dest, src))
+ code('%s true;' % ret)
+
def getValue(self):
return self
@@ -500,6 +517,19 @@ class NumericParamValue(ParamValue):
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):
@@ -592,6 +622,20 @@ class Cycles(CheckedInt):
from m5.internal.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'
cmdLineSettable = True
@@ -613,6 +657,14 @@ class Float(ParamValue, float):
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'
@@ -738,6 +790,24 @@ class AddrRange(ParamValue):
def swig_predecls(cls, code):
Addr.swig_predecls(code)
+ @classmethod
+ def cxx_ini_predecls(cls, code):
+ code('#include <sstream>')
+
+ @classmethod
+ def cxx_ini_parse(cls, code, src, dest, ret):
+ code('uint64_t _start, _end;')
+ code('char _sep;')
+ code('std::istringstream _stream(${src});')
+ code('_stream >> _start;')
+ code('_stream.get(_sep);')
+ code('_stream >> _end;')
+ code('bool _ret = !_stream.fail() &&'
+ '_stream.eof() && _sep == \':\';')
+ code('if (_ret)')
+ code(' ${dest} = AddrRange(_start, _end);')
+ code('${ret} _ret;')
+
def getValue(self):
# Go from the Python class to the wrapped C++ class generated
# by swig
@@ -783,6 +853,16 @@ class Bool(ParamValue):
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[5] += val
@@ -850,6 +930,11 @@ class EthernetAddr(ParamValue):
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):
@@ -1154,6 +1239,16 @@ class Time(ParamValue):
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
@@ -1306,6 +1401,19 @@ class Enum(ParamValue):
def swig_predecls(cls, code):
code('%import "python/m5/internal/enum_$0.i"', cls.__name__)
+ @classmethod
+ def cxx_ini_parse(cls, code, src, dest, ret):
+ code('if (false) {')
+ for elem_name in cls.map.iterkeys():
+ code('} else if (%s == "%s") {' % (src, elem_name))
+ code.indent()
+ code('%s = Enums::%s;' % (dest, elem_name))
+ code('%s true;' % ret)
+ code.dedent()
+ code('} else {')
+ code(' %s false;' % ret)
+ code('}')
+
def getValue(self):
return int(self.map[self.value])
@@ -1336,6 +1444,16 @@ class TickParamValue(NumericParamValue):
def getValue(self):
return long(self.value)
+ @classmethod
+ def cxx_ini_predecls(cls, code):
+ code('#include <sstream>')
+
+ # Ticks are expressed in seconds in JSON files and in plain
+ # Ticks in .ini files. Switch based on a config flag
+ @classmethod
+ def cxx_ini_parse(self, code, src, dest, ret):
+ code('${ret} to_number(${src}, ${dest});')
+
class Latency(TickParamValue):
ex_str = "100ns"
@@ -1485,6 +1603,14 @@ class Voltage(float,ParamValue):
def ini_str(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 Current(float, ParamValue):
cxx_type = 'double'
ex_str = "1mA"
@@ -1510,6 +1636,14 @@ class Current(float, ParamValue):
def ini_str(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 NetworkBandwidth(float,ParamValue):
cxx_type = 'float'
ex_str = "1Gbps"
@@ -1541,6 +1675,14 @@ class NetworkBandwidth(float,ParamValue):
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"
@@ -1571,6 +1713,14 @@ class MemoryBandwidth(float,ParamValue):
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.
#