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| author | Korey Sewell <ksewell@umich.edu> | 2010-01-31 18:30:48 -0500 |
|---|---|---|
| committer | Korey Sewell <ksewell@umich.edu> | 2010-01-31 18:30:48 -0500 |
| commit | 9357e353fc976a409fb0cb3a875b402f452577f7 (patch) | |
| tree | 96c171ac4ef8dbbf7d5def7c11ff29d83f02a25b /src/cpu/inorder/resources/use_def.cc | |
| parent | be6724f7e7a1c1d2f305c814cf3aa23d54a676e2 (diff) | |
| download | gem5-9357e353fc976a409fb0cb3a875b402f452577f7.tar.xz | |
inorder: inst count mgmt
Diffstat (limited to 'src/cpu/inorder/resources/use_def.cc')
| -rw-r--r-- | src/cpu/inorder/resources/use_def.cc | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/src/cpu/inorder/resources/use_def.cc b/src/cpu/inorder/resources/use_def.cc index a4f3a0d21..5fd6a4724 100644 --- a/src/cpu/inorder/resources/use_def.cc +++ b/src/cpu/inorder/resources/use_def.cc @@ -191,6 +191,7 @@ UseDefUnit::execute(int slot_idx) DPRINTF(InOrderStall, "STALL: [tid:%i]: waiting for " "[sn:%i] to write\n", tid, outReadSeqNum[tid]); + ud_req->done(false); } } else { @@ -249,6 +250,7 @@ UseDefUnit::execute(int slot_idx) DPRINTF(InOrderStall, "STALL: [tid:%i]: waiting for " "[sn:%i] to forward\n", tid, outReadSeqNum[tid]); + ud_req->done(false); } } else { DPRINTF(InOrderUseDef, "[tid:%i]: Source register idx: %i" @@ -258,6 +260,7 @@ UseDefUnit::execute(int slot_idx) "register (idx=%i)\n", tid, reg_idx); outReadSeqNum[tid] = inst->seqNum; + ud_req->done(false); } } } @@ -360,6 +363,7 @@ UseDefUnit::execute(int slot_idx) DPRINTF(InOrderStall, "STALL: [tid:%i]: waiting for " "[sn:%i] to read\n", tid, outReadSeqNum); + ud_req->done(false); } } else { DPRINTF(InOrderUseDef, "[tid:%i]: Dest. register idx: %i is " @@ -369,6 +373,7 @@ UseDefUnit::execute(int slot_idx) "register (idx=%i)\n", tid, reg_idx); outWriteSeqNum[tid] = inst->seqNum; + ud_req->done(false); } } break; @@ -402,12 +407,16 @@ UseDefUnit::squash(DynInstPtr inst, int stage_num, InstSeqNum squash_seq_num, req_ptr->getInst()->readTid(), req_ptr->getInst()->seqNum); - regDepMap[tid]->remove(req_ptr->getInst()); - int req_slot_num = req_ptr->getSlot(); - if (latency > 0) + if (latency > 0) { + assert(0); + unscheduleEvent(req_slot_num); + } + + // Mark request for later removal + cpu->reqRemoveList.push(req_ptr); // Mark slot for removal from resource slot_remove_list.push_back(req_ptr->getSlot()); |