diff options
Diffstat (limited to 'src/cpu/inorder/resource.cc')
| -rw-r--r-- | src/cpu/inorder/resource.cc | 34 |
1 files changed, 22 insertions, 12 deletions
diff --git a/src/cpu/inorder/resource.cc b/src/cpu/inorder/resource.cc index dcf5f3117..e63925fe8 100644 --- a/src/cpu/inorder/resource.cc +++ b/src/cpu/inorder/resource.cc @@ -101,12 +101,6 @@ Resource::slotsInUse() void Resource::freeSlot(int slot_idx) { - DPRINTF(RefCount, "Removing [tid:%i] [sn:%i]'s request from resource " - "[slot:%i].\n", - reqMap[slot_idx]->inst->readTid(), - reqMap[slot_idx]->inst->seqNum, - slot_idx); - // Put slot number on this resource's free list availSlots.push_back(slot_idx); @@ -181,7 +175,7 @@ Resource::request(DynInstPtr inst) // See if the resource is already serving this instruction. // If so, use that request; bool try_request = false; - int slot_num; + int slot_num = -1; int stage_num; ResReqPtr inst_req = findRequest(inst); @@ -440,6 +434,10 @@ ResourceRequest::ResourceRequest(Resource *_res, DynInstPtr _inst, } #endif + + stagePasses = 0; + complSlotNum = -1; + } ResourceRequest::~ResourceRequest() @@ -454,17 +452,29 @@ ResourceRequest::~ResourceRequest() void ResourceRequest::done(bool completed) { - DPRINTF(Resource, "%s done with request from [sn:%i] [tid:%i].\n", - res->name(), inst->seqNum, inst->readTid()); + DPRINTF(Resource, "%s [slot:%i] done with request from [sn:%i] [tid:%i].\n", + res->name(), slotNum, inst->seqNum, inst->readTid()); setCompleted(completed); - // Add to remove list - res->cpu->reqRemoveList.push(res->reqMap[slotNum]); - + // Used for debugging purposes + if (completed) { + complSlotNum = slotNum; + + // Would like to start a convention such as all requests deleted in resources/pipeline + // but a little more complex then it seems... + // For now, all COMPLETED requests deleted in resource.. + // all FAILED requests deleted in pipeline stage + // *all SQUASHED requests deleted in resource + res->cpu->reqRemoveList.push(res->reqMap[slotNum]); + } + // Free Slot So Another Instruction Can Use This Resource res->freeSlot(slotNum); + // change slot # to -1, since we check slotNum to see if request is still valid + slotNum = -1; + res->instReqsProcessed++; } |