diff options
Diffstat (limited to 'src/cpu/o3/lsq_unit_impl.hh')
| -rw-r--r-- | src/cpu/o3/lsq_unit_impl.hh | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/cpu/o3/lsq_unit_impl.hh b/src/cpu/o3/lsq_unit_impl.hh index 79d913175..a45048ff9 100644 --- a/src/cpu/o3/lsq_unit_impl.hh +++ b/src/cpu/o3/lsq_unit_impl.hh @@ -1059,7 +1059,17 @@ LSQUnit<Impl>::updateVisibleState() /* if the load depends on tainted registers, set readyToExpose to false, otherwise set it to true */ - bool doSpecLoad = inst->needPostFetch() || inst->srcTainted(); + bool doSpecLoad = false; + if (inst->needPostFetch()) { + doSpecLoad = true; + DPRINTF(LSQUnit, "load inst [sn:%lli] %s needs post fetch.\n", inst->seqNum, inst->pcState()); + } else if (inst->afterTaintedBranch) { + doSpecLoad = true; + DPRINTF(LSQUnit, "load inst [sn:%lli] %s is after a tainted branch.\n", inst->seqNum, inst->pcState()); + } else if (inst->srcTainted()) { + doSpecLoad = true; + DPRINTF(LSQUnit, "source registers of load inst [sn:%lli] %s is tainted.\n", inst->seqNum, inst->pcState()); + } if (doSpecLoad) { DPRINTF(LSQUnit, "load inst [sn:%lli] %s not safe, set readyToExpose to false\n", inst->seqNum, inst->pcState()); inst->readyToExpose(false); |