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Diffstat (limited to 'src/cpu/inorder/resources/cache_unit.cc')
-rw-r--r--src/cpu/inorder/resources/cache_unit.cc23
1 files changed, 12 insertions, 11 deletions
diff --git a/src/cpu/inorder/resources/cache_unit.cc b/src/cpu/inorder/resources/cache_unit.cc
index cb1861ea9..376ea8d26 100644
--- a/src/cpu/inorder/resources/cache_unit.cc
+++ b/src/cpu/inorder/resources/cache_unit.cc
@@ -188,12 +188,18 @@ CacheUnit::setAddrDependency(DynInstPtr inst)
addrList[tid].push_back(req_addr);
addrMap[tid][req_addr] = inst->seqNum;
- DPRINTF(InOrderCachePort,
- "[tid:%i]: [sn:%i]: Address %08p added to dependency list\n",
- inst->readTid(), inst->seqNum, req_addr);
+
DPRINTF(AddrDep,
"[tid:%i]: [sn:%i]: Address %08p added to dependency list\n",
inst->readTid(), inst->seqNum, req_addr);
+
+ //@NOTE: 10 is an arbitrarily "high" number here, but to be exact
+ // we would need to know the # of outstanding accesses
+ // a priori. Information like fetch width, stage width,
+ // and the branch resolution stage would be useful for the
+ // icache_port (among other things). For the dcache, the #
+ // of outstanding cache accesses might be sufficient.
+ assert(addrList[tid].size() < 10);
}
void
@@ -203,6 +209,8 @@ CacheUnit::removeAddrDependency(DynInstPtr inst)
Addr mem_addr = inst->getMemAddr();
+ inst->unsetMemAddr();
+
// Erase from Address List
vector<Addr>::iterator vect_it = find(addrList[tid].begin(), addrList[tid].end(),
mem_addr);
@@ -1106,8 +1114,6 @@ CacheUnit::processCacheCompletion(PacketPtr pkt)
tid, cache_req->inst->readPC());
cache_req->setMemAccCompleted();
}
-
- inst->unsetMemAddr();
}
void
@@ -1225,10 +1231,6 @@ CacheUnit::squash(DynInstPtr inst, int stage_num,
// Mark slot for removal from resource
slot_remove_list.push_back(req_ptr->getSlot());
-
- DPRINTF(InOrderCachePort,
- "[tid:%i] Squashing request from [sn:%i]\n",
- req_ptr->getInst()->readTid(), req_ptr->getInst()->seqNum);
} else {
DPRINTF(InOrderCachePort,
"[tid:%i] Request from [sn:%i] squashed, but still pending completion.\n",
@@ -1246,8 +1248,7 @@ CacheUnit::squash(DynInstPtr inst, int stage_num,
req_ptr->getInst()->getMemAddr());
removeAddrDependency(req_ptr->getInst());
- }
-
+ }
}
map_it++;