serialize.cc (11076:463a4b0f0dda) serialize.cc (11077:fae097742b7e)
1/*
2 * Copyright (c) 2015 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

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491 void unserialize(CheckpointIn &cp) M5_ATTR_OVERRIDE;
492
493 Tick unserializedCurTick;
494};
495
496/// The one and only instance of the Globals class.
497Globals globals;
498
1/*
2 * Copyright (c) 2015 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

--- 482 unchanged lines hidden (view full) ---

491 void unserialize(CheckpointIn &cp) M5_ATTR_OVERRIDE;
492
493 Tick unserializedCurTick;
494};
495
496/// The one and only instance of the Globals class.
497Globals globals;
498
499/// The version tags for this build of the simulator, to be stored in the
500/// Globals section during serialization and compared upon unserialization.
501extern std::set<std::string> version_tags;
502
499void
500Globals::serialize(CheckpointOut &cp) const
501{
502 paramOut(cp, "curTick", curTick());
503void
504Globals::serialize(CheckpointOut &cp) const
505{
506 paramOut(cp, "curTick", curTick());
507 SERIALIZE_CONTAINER(version_tags);
503}
504
505void
506Globals::unserialize(CheckpointIn &cp)
507{
508 paramIn(cp, "curTick", unserializedCurTick);
508}
509
510void
511Globals::unserialize(CheckpointIn &cp)
512{
513 paramIn(cp, "curTick", unserializedCurTick);
514
515 const std::string &section(Serializable::currentSection());
516 std::string str;
517 if (!cp.find(section, "version_tags", str)) {
518 warn("**********************************************************\n");
519 warn("!!!! Checkpoint uses an old versioning scheme. !!!!\n");
520 warn("Run the checkpoint upgrader (util/cpt_upgrader.py) on your "
521 "checkpoint\n");
522 warn("**********************************************************\n");
523 return;
524 }
525
526 std::set<std::string> cpt_tags;
527 arrayParamIn(cp, "version_tags", cpt_tags); // UNSERIALIZE_CONTAINER
528
529 bool err = false;
530 for (const auto& t : version_tags) {
531 if (cpt_tags.find(t) == cpt_tags.end()) {
532 // checkpoint is missing tag that this binary has
533 if (!err) {
534 warn("*****************************************************\n");
535 warn("!!!! Checkpoint is missing the following version tags:\n");
536 err = true;
537 }
538 warn(" %s\n", t);
539 }
540 }
541 if (err) {
542 warn("You might experience some issues when restoring and should run "
543 "the checkpoint upgrader (util/cpt_upgrader.py) on your "
544 "checkpoint\n");
545 warn("**********************************************************\n");
546 }
547
548 err = false;
549 for (const auto& t : cpt_tags) {
550 if (version_tags.find(t) == version_tags.end()) {
551 // gem5 binary is missing tag that this checkpoint has
552 if (!err) {
553 warn("*****************************************************\n");
554 warn("!!!! gem5 is missing the following version tags:\n");
555 err = true;
556 }
557 warn(" %s\n", t);
558 }
559 }
560 if (err) {
561 warn("Running a checkpoint with incompatible version tags is not "
562 "supported. While it might work, you may experience incorrect "
563 "behavior or crashes.\n");
564 warn("**********************************************************\n");
565 }
509}
510
511Serializable::Serializable()
512{
513}
514
515Serializable::~Serializable()
516{

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567
568Serializable::Serializable()
569{
570}
571
572Serializable::~Serializable()
573{

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