gem5/sim/serialize.hh
Steve Reinhardt ad8b9636f8 Many files:
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SConscript:
arch/alpha/alpha_linux_process.cc:
arch/alpha/alpha_linux_process.hh:
arch/alpha/alpha_memory.cc:
arch/alpha/alpha_memory.hh:
arch/alpha/alpha_tru64_process.cc:
arch/alpha/alpha_tru64_process.hh:
arch/alpha/aout_machdep.h:
arch/alpha/arguments.cc:
arch/alpha/arguments.hh:
arch/alpha/ev5.cc:
arch/alpha/ev5.hh:
arch/alpha/faults.cc:
arch/alpha/faults.hh:
arch/alpha/isa_desc:
arch/alpha/isa_traits.hh:
arch/alpha/osfpal.cc:
arch/alpha/osfpal.hh:
arch/alpha/pseudo_inst.cc:
arch/alpha/pseudo_inst.hh:
arch/alpha/vptr.hh:
arch/alpha/vtophys.cc:
arch/alpha/vtophys.hh:
base/bitfield.hh:
base/callback.hh:
base/circlebuf.cc:
base/circlebuf.hh:
base/cprintf.cc:
base/cprintf.hh:
base/cprintf_formats.hh:
base/crc.hh:
base/date.cc:
base/dbl_list.hh:
base/endian.hh:
base/fast_alloc.cc:
base/fast_alloc.hh:
base/fifo_buffer.cc:
base/fifo_buffer.hh:
base/hashmap.hh:
base/hostinfo.cc:
base/hostinfo.hh:
base/hybrid_pred.cc:
base/hybrid_pred.hh:
base/inet.cc:
base/inet.hh:
base/inifile.cc:
base/inifile.hh:
base/intmath.cc:
base/intmath.hh:
base/match.cc:
base/match.hh:
base/misc.cc:
base/misc.hh:
base/mod_num.hh:
base/mysql.cc:
base/mysql.hh:
base/output.cc:
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base/pollevent.cc:
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base/predictor.hh:
base/random.cc:
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base/range.cc:
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base/refcnt.hh:
base/remote_gdb.cc:
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base/res_list.hh:
base/sat_counter.cc:
base/sat_counter.hh:
base/sched_list.hh:
base/socket.cc:
base/socket.hh:
base/statistics.cc:
base/statistics.hh:
base/compression/lzss_compression.cc:
base/compression/lzss_compression.hh:
base/compression/null_compression.hh:
base/loader/aout_object.cc:
base/loader/aout_object.hh:
base/loader/ecoff_object.cc:
base/loader/ecoff_object.hh:
base/loader/elf_object.cc:
base/loader/elf_object.hh:
base/loader/object_file.cc:
base/loader/object_file.hh:
base/loader/symtab.cc:
base/loader/symtab.hh:
base/stats/events.cc:
base/stats/events.hh:
base/stats/flags.hh:
base/stats/mysql.cc:
base/stats/mysql.hh:
base/stats/mysql_run.hh:
base/stats/output.hh:
base/stats/statdb.cc:
base/stats/statdb.hh:
base/stats/text.cc:
base/stats/text.hh:
base/stats/types.hh:
base/stats/visit.cc:
base/stats/visit.hh:
base/str.cc:
base/str.hh:
base/time.cc:
base/time.hh:
base/timebuf.hh:
base/trace.cc:
base/trace.hh:
base/userinfo.cc:
base/userinfo.hh:
build/SConstruct:
cpu/base.cc:
cpu/base.hh:
cpu/base_dyn_inst.cc:
cpu/base_dyn_inst.hh:
cpu/exec_context.cc:
cpu/exec_context.hh:
cpu/exetrace.cc:
cpu/exetrace.hh:
cpu/inst_seq.hh:
cpu/intr_control.cc:
cpu/intr_control.hh:
cpu/memtest/memtest.cc:
cpu/pc_event.cc:
cpu/pc_event.hh:
cpu/smt.hh:
cpu/static_inst.cc:
cpu/static_inst.hh:
cpu/memtest/memtest.hh:
cpu/o3/sat_counter.cc:
cpu/o3/sat_counter.hh:
cpu/ozone/cpu.hh:
cpu/simple/cpu.cc:
cpu/simple/cpu.hh:
cpu/trace/opt_cpu.cc:
cpu/trace/opt_cpu.hh:
cpu/trace/reader/ibm_reader.cc:
cpu/trace/reader/ibm_reader.hh:
cpu/trace/reader/itx_reader.cc:
cpu/trace/reader/itx_reader.hh:
cpu/trace/reader/m5_reader.cc:
cpu/trace/reader/m5_reader.hh:
cpu/trace/reader/mem_trace_reader.cc:
cpu/trace/reader/mem_trace_reader.hh:
cpu/trace/trace_cpu.cc:
cpu/trace/trace_cpu.hh:
dev/alpha_access.h:
dev/alpha_console.cc:
dev/alpha_console.hh:
dev/baddev.cc:
dev/baddev.hh:
dev/disk_image.cc:
dev/disk_image.hh:
dev/etherbus.cc:
dev/etherbus.hh:
dev/etherdump.cc:
dev/etherdump.hh:
dev/etherint.cc:
dev/etherint.hh:
dev/etherlink.cc:
dev/etherlink.hh:
dev/etherpkt.cc:
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dev/ethertap.cc:
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dev/ide_ctrl.cc:
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dev/io_device.cc:
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dev/ns_gige.cc:
dev/ns_gige.hh:
dev/ns_gige_reg.h:
dev/pciconfigall.cc:
dev/pciconfigall.hh:
dev/pcidev.cc:
dev/pcidev.hh:
dev/pcireg.h:
dev/pktfifo.cc:
dev/pktfifo.hh:
dev/platform.cc:
dev/platform.hh:
dev/simconsole.cc:
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dev/simple_disk.cc:
dev/simple_disk.hh:
dev/sinic.cc:
dev/sinic.hh:
dev/sinicreg.hh:
dev/tsunami.cc:
dev/tsunami.hh:
dev/tsunami_cchip.cc:
dev/tsunami_cchip.hh:
dev/tsunami_io.cc:
dev/tsunami_io.hh:
dev/tsunami_pchip.cc:
dev/tsunami_pchip.hh:
dev/tsunamireg.h:
dev/uart.cc:
dev/uart.hh:
dev/uart8250.cc:
dev/uart8250.hh:
docs/stl.hh:
encumbered/cpu/full/op_class.hh:
kern/kernel_stats.cc:
kern/kernel_stats.hh:
kern/linux/linux.hh:
kern/linux/linux_syscalls.cc:
kern/linux/linux_syscalls.hh:
kern/linux/linux_system.cc:
kern/linux/linux_system.hh:
kern/linux/linux_threadinfo.hh:
kern/linux/printk.cc:
kern/linux/printk.hh:
kern/system_events.cc:
kern/system_events.hh:
kern/tru64/dump_mbuf.cc:
kern/tru64/dump_mbuf.hh:
kern/tru64/mbuf.hh:
kern/tru64/printf.cc:
kern/tru64/printf.hh:
kern/tru64/tru64.hh:
kern/tru64/tru64_events.cc:
kern/tru64/tru64_events.hh:
kern/tru64/tru64_syscalls.cc:
kern/tru64/tru64_syscalls.hh:
kern/tru64/tru64_system.cc:
kern/tru64/tru64_system.hh:
python/SConscript:
python/m5/__init__.py:
python/m5/config.py:
python/m5/convert.py:
python/m5/multidict.py:
python/m5/smartdict.py:
sim/async.hh:
sim/builder.cc:
sim/builder.hh:
sim/debug.cc:
sim/debug.hh:
sim/eventq.cc:
sim/eventq.hh:
sim/host.hh:
sim/main.cc:
sim/param.cc:
sim/param.hh:
sim/process.cc:
sim/process.hh:
sim/root.cc:
sim/serialize.cc:
sim/serialize.hh:
sim/sim_events.cc:
sim/sim_events.hh:
sim/sim_exit.hh:
sim/sim_object.cc:
sim/sim_object.hh:
sim/startup.cc:
sim/startup.hh:
sim/stat_control.cc:
sim/stat_control.hh:
sim/stats.hh:
sim/syscall_emul.cc:
sim/syscall_emul.hh:
sim/system.cc:
sim/system.hh:
test/bitvectest.cc:
test/circletest.cc:
test/cprintftest.cc:
test/genini.py:
test/initest.cc:
test/lru_test.cc:
test/nmtest.cc:
test/offtest.cc:
test/paramtest.cc:
test/rangetest.cc:
test/sized_test.cc:
test/stattest.cc:
test/strnumtest.cc:
test/symtest.cc:
test/tokentest.cc:
test/tracetest.cc:
util/ccdrv/devtime.c:
util/m5/m5.c:
util/oprofile-top.py:
util/rundiff:
util/m5/m5op.h:
util/m5/m5op.s:
util/stats/db.py:
util/stats/dbinit.py:
util/stats/display.py:
util/stats/info.py:
util/stats/print.py:
util/stats/stats.py:
util/tap/tap.cc:
    Update copyright dates and author list

--HG--
extra : convert_revision : 0faba08fc0fc0146f1efb7f61e4b043c020ff9e4
2005-06-05 05:16:00 -04:00

242 lines
8.2 KiB
C++

/*
* Copyright (c) 2002-2005 The Regents of The University of Michigan
* 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.
*/
/* @file
* Serialization Interface Declarations
*/
#ifndef __SERIALIZE_HH__
#define __SERIALIZE_HH__
#include <list>
#include <iostream>
#include <map>
#include "sim/host.hh"
#include "sim/configfile.hh"
class Serializable;
class Checkpoint;
template <class T>
void paramOut(std::ostream &os, const std::string &name, const T &param);
template <class T>
void paramIn(Checkpoint *cp, const std::string &section,
const std::string &name, T &param);
template <class T>
void arrayParamOut(std::ostream &os, const std::string &name,
const T *param, int size);
template <class T>
void arrayParamIn(Checkpoint *cp, const std::string &section,
const std::string &name, T *param, int size);
void
objParamIn(Checkpoint *cp, const std::string &section,
const std::string &name, Serializable * &param);
//
// These macros are streamlined to use in serialize/unserialize
// functions. It's assumed that serialize() has a parameter 'os' for
// the ostream, and unserialize() has parameters 'cp' and 'section'.
#define SERIALIZE_SCALAR(scalar) paramOut(os, #scalar, scalar)
#define UNSERIALIZE_SCALAR(scalar) paramIn(cp, section, #scalar, scalar)
// ENUMs are like SCALARs, but we cast them to ints on the way out
#define SERIALIZE_ENUM(scalar) paramOut(os, #scalar, (int)scalar)
#define UNSERIALIZE_ENUM(scalar) \
do { \
int tmp; \
paramIn(cp, section, #scalar, tmp); \
scalar = (typeof(scalar))tmp; \
} while (0)
#define SERIALIZE_ARRAY(member, size) \
arrayParamOut(os, #member, member, size)
#define UNSERIALIZE_ARRAY(member, size) \
arrayParamIn(cp, section, #member, member, size)
#define SERIALIZE_OBJPTR(objptr) paramOut(os, #objptr, (objptr)->name())
#define UNSERIALIZE_OBJPTR(objptr) \
do { \
Serializable *sptr; \
objParamIn(cp, section, #objptr, sptr); \
objptr = dynamic_cast<typeof(objptr)>(sptr); \
} while (0)
/*
* Basic support for object serialization.
*/
class Serializable
{
protected:
void nameOut(std::ostream &os);
void nameOut(std::ostream &os, const std::string &_name);
public:
Serializable() {}
virtual ~Serializable() {}
// manditory virtual function, so objects must provide names
virtual const std::string name() const = 0;
virtual void serialize(std::ostream &os) {}
virtual void unserialize(Checkpoint *cp, const std::string &section) {}
static Serializable *create(Checkpoint *cp,
const std::string &section);
static int count;
static int maxCount;
static void serializeAll();
static void unserializeGlobals(Checkpoint *cp);
};
//
// A SerializableBuilder serves as an evaluation context for a set of
// parameters that describe a specific instance of a Serializable. This
// evaluation context corresponds to a section in the .ini file (as
// with the base ParamContext) plus an optional node in the
// configuration hierarchy (the configNode member) for resolving
// Serializable references. SerializableBuilder is an abstract superclass;
// derived classes specialize the class for particular subclasses of
// Serializable (e.g., BaseCache).
//
// For typical usage, see the definition of
// SerializableClass::createObject().
//
class SerializableBuilder
{
public:
SerializableBuilder() {}
virtual ~SerializableBuilder() {}
// Create the actual Serializable corresponding to the parameter
// values in this context. This function is overridden in derived
// classes to call a specific constructor for a particular
// subclass of Serializable.
virtual Serializable *create() = 0;
};
//
// An instance of SerializableClass corresponds to a class derived from
// Serializable. The SerializableClass instance serves to bind the string
// name (found in the config file) to a function that creates an
// instance of the appropriate derived class.
//
// This would be much cleaner in Smalltalk or Objective-C, where types
// are first-class objects themselves.
//
class SerializableClass
{
public:
// Type CreateFunc is a pointer to a function that creates a new
// simulation object builder based on a .ini-file parameter
// section (specified by the first string argument), a unique name
// for the object (specified by the second string argument), and
// an optional config hierarchy node (specified by the third
// argument). A pointer to the new SerializableBuilder is returned.
typedef Serializable *(*CreateFunc)(Checkpoint *cp,
const std::string &section);
static std::map<std::string,CreateFunc> *classMap;
// Constructor. For example:
//
// SerializableClass baseCacheSerializableClass("BaseCacheSerializable",
// newBaseCacheSerializableBuilder);
//
SerializableClass(const std::string &className, CreateFunc createFunc);
// create Serializable given name of class and pointer to
// configuration hierarchy node
static Serializable *createObject(Checkpoint *cp,
const std::string &section);
};
//
// Macros to encapsulate the magic of declaring & defining
// SerializableBuilder and SerializableClass objects
//
#define REGISTER_SERIALIZEABLE(CLASS_NAME, OBJ_CLASS) \
SerializableClass the##OBJ_CLASS##Class(CLASS_NAME, \
OBJ_CLASS::createForUnserialize);
class Checkpoint
{
private:
IniFile *db;
const std::string basePath;
const ConfigNode *configNode;
std::map<std::string, Serializable*> objMap;
public:
Checkpoint(const std::string &cpt_dir, const std::string &path,
const ConfigNode *_configNode);
const std::string cptDir;
bool find(const std::string &section, const std::string &entry,
std::string &value);
bool findObj(const std::string &section, const std::string &entry,
Serializable *&value);
bool sectionExists(const std::string &section);
// The following static functions have to do with checkpoint
// creation rather than restoration. This class makes a handy
// namespace for them though.
// Export current checkpoint directory name so other objects can
// derive filenames from it (e.g., memory). The return value is
// guaranteed to end in '/' so filenames can be directly appended.
// This function is only valid while a checkpoint is being created.
static std::string dir();
// Filename for base checkpoint file within directory.
static const char *baseFilename;
// Set up a checkpoint creation event or series of events.
static void setup(Tick when, Tick period = 0);
};
#endif // __SERIALIZE_HH__