diff options
Diffstat (limited to 'src/sim')
| -rw-r--r-- | src/sim/eventq.cc | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/src/sim/eventq.cc b/src/sim/eventq.cc index 900a6dd4b..d46061064 100644 --- a/src/sim/eventq.cc +++ b/src/sim/eventq.cc @@ -233,15 +233,22 @@ Event::unserialize(Checkpoint *cp, const string §ion) UNSERIALIZE_SCALAR(_when); UNSERIALIZE_SCALAR(_priority); - // need to see if original event was in a scheduled, unsquashed - // state, but don't want to restore those flags in the current - // object itself (since they aren't immediately true) short _flags; UNSERIALIZE_SCALAR(_flags); + + // Old checkpoints had no concept of the Initialized flag + // so restoring from old checkpoints always fail. + // Events are initialized on construction but original code + // "flags = _flags" would just overwrite the initialization. + // So, read in the checkpoint flags, but then set the Initialized + // flag on top of it in order to avoid failures. assert(initialized()); flags = _flags; flags.set(Initialized); + // need to see if original event was in a scheduled, unsquashed + // state, but don't want to restore those flags in the current + // object itself (since they aren't immediately true) bool wasScheduled = flags.isSet(Scheduled) && !flags.isSet(Squashed); flags.clear(Squashed | Scheduled); |