diff options
Diffstat (limited to 'src/mem/cache/cache.cc')
-rw-r--r-- | src/mem/cache/cache.cc | 143 |
1 files changed, 54 insertions, 89 deletions
diff --git a/src/mem/cache/cache.cc b/src/mem/cache/cache.cc index b7f336da9..a3211b0b4 100644 --- a/src/mem/cache/cache.cc +++ b/src/mem/cache/cache.cc @@ -180,8 +180,7 @@ Cache::satisfyRequest(PacketPtr pkt, CacheBlk *blk, // supply data to any snoops that have appended themselves to // this cache before knowing the store will fail. blk->status |= BlkDirty; - DPRINTF(CacheVerbose, "%s for %s addr %#llx size %d (write)\n", - __func__, pkt->cmdString(), pkt->getAddr(), pkt->getSize()); + DPRINTF(CacheVerbose, "%s for %s (write)\n", __func__, pkt->print()); } else if (pkt->isRead()) { if (pkt->isLLSC()) { blk->trackLoadLocked(pkt); @@ -272,8 +271,8 @@ Cache::satisfyRequest(PacketPtr pkt, CacheBlk *blk, } else { assert(pkt->isInvalidate()); invalidateBlock(blk); - DPRINTF(CacheVerbose, "%s for %s addr %#llx size %d (invalidation)\n", - __func__, pkt->cmdString(), pkt->getAddr(), pkt->getSize()); + DPRINTF(CacheVerbose, "%s for %s (invalidation)\n", __func__, + pkt->print()); } } @@ -294,13 +293,10 @@ Cache::access(PacketPtr pkt, CacheBlk *&blk, Cycles &lat, "Should never see a write in a read-only cache %s\n", name()); - DPRINTF(CacheVerbose, "%s for %s addr %#llx size %d\n", __func__, - pkt->cmdString(), pkt->getAddr(), pkt->getSize()); + DPRINTF(CacheVerbose, "%s for %s\n", __func__, pkt->print()); if (pkt->req->isUncacheable()) { - DPRINTF(Cache, "%s%s addr %#llx uncacheable\n", pkt->cmdString(), - pkt->req->isInstFetch() ? " (ifetch)" : "", - pkt->getAddr()); + DPRINTF(Cache, "uncacheable: %s\n", pkt->print()); // flush and invalidate any existing block CacheBlk *old_blk(tags->findBlock(pkt->getAddr(), pkt->isSecure())); @@ -325,9 +321,7 @@ Cache::access(PacketPtr pkt, CacheBlk *&blk, Cycles &lat, // that can modify its value. blk = tags->accessBlock(pkt->getAddr(), pkt->isSecure(), lat, id); - DPRINTF(Cache, "%s%s addr %#llx size %d (%s) %s\n", pkt->cmdString(), - pkt->req->isInstFetch() ? " (ifetch)" : "", - pkt->getAddr(), pkt->getSize(), pkt->isSecure() ? "s" : "ns", + DPRINTF(Cache, "%s %s\n", pkt->print(), blk ? "hit " + blk->print() : "miss"); @@ -543,8 +537,7 @@ Cache::doWritebacksAtomic(PacketList& writebacks) void Cache::recvTimingSnoopResp(PacketPtr pkt) { - DPRINTF(Cache, "%s for %s addr %#llx size %d\n", __func__, - pkt->cmdString(), pkt->getAddr(), pkt->getSize()); + DPRINTF(Cache, "%s for %s\n", __func__, pkt->print()); assert(pkt->isResponse()); assert(!system->bypassCaches()); @@ -610,9 +603,8 @@ Cache::recvTimingReq(PacketPtr pkt) // a cache above us (but not where the packet came from) is // responding to the request, in other words it has the line // in Modified or Owned state - DPRINTF(Cache, "Cache above responding to %#llx (%s): " - "not responding\n", - pkt->getAddr(), pkt->isSecure() ? "s" : "ns"); + DPRINTF(Cache, "Cache above responding to %s: not responding\n", + pkt->print()); // if the packet needs the block to be writable, and the cache // that has promised to respond (setting the cache responding @@ -736,8 +728,8 @@ Cache::recvTimingReq(PacketPtr pkt) // by access(), that calls accessBlock() function. cpuSidePort->schedTimingResp(pkt, request_time, true); } else { - DPRINTF(Cache, "%s satisfied %s addr %#llx, no response needed\n", - __func__, pkt->cmdString(), pkt->getAddr()); + DPRINTF(Cache, "%s satisfied %s, no response needed\n", __func__, + pkt->print()); // queue the packet for deletion, as the sending cache is // still relying on it; if the block is found in access(), @@ -813,9 +805,8 @@ Cache::recvTimingReq(PacketPtr pkt) if (pkt->cmd == MemCmd::CleanEvict) { pendingDelete.reset(pkt); } else { - DPRINTF(Cache, "%s coalescing MSHR for %s addr %#llx " - "size %d\n", __func__, pkt->cmdString(), - pkt->getAddr(), pkt->getSize()); + DPRINTF(Cache, "%s coalescing MSHR for %s\n", __func__, + pkt->print()); assert(pkt->req->masterId() < system->maxMasters()); mshr_hits[pkt->cmdToIndex()][pkt->req->masterId()]++; @@ -967,19 +958,16 @@ Cache::createMissPacket(PacketPtr cpu_pkt, CacheBlk *blk, // of date, however, there is no harm in conservatively // assuming the block has sharers pkt->setHasSharers(); - DPRINTF(Cache, "%s passing hasSharers from %s to %s addr %#llx " - "size %d\n", - __func__, cpu_pkt->cmdString(), pkt->cmdString(), - pkt->getAddr(), pkt->getSize()); + DPRINTF(Cache, "%s: passing hasSharers from %s to %s\n", + __func__, cpu_pkt->print(), pkt->print()); } // the packet should be block aligned assert(pkt->getAddr() == blockAlign(pkt->getAddr())); pkt->allocate(); - DPRINTF(Cache, "%s created %s from %s for addr %#llx size %d\n", - __func__, pkt->cmdString(), cpu_pkt->cmdString(), pkt->getAddr(), - pkt->getSize()); + DPRINTF(Cache, "%s: created %s from %s\n", __func__, pkt->print(), + cpu_pkt->print()); return pkt; } @@ -999,9 +987,8 @@ Cache::recvAtomic(PacketPtr pkt) // follow the same flow as in recvTimingReq, and check if a cache // above us is responding if (pkt->cacheResponding()) { - DPRINTF(Cache, "Cache above responding to %#llx (%s): " - "not responding\n", - pkt->getAddr(), pkt->isSecure() ? "s" : "ns"); + DPRINTF(Cache, "Cache above responding to %s: not responding\n", + pkt->print()); // if a cache is responding, and it had the line in Owned // rather than Modified state, we need to invalidate any @@ -1046,9 +1033,8 @@ Cache::recvAtomic(PacketPtr pkt) bus_pkt = pkt; } - DPRINTF(Cache, "Sending an atomic %s for %#llx (%s)\n", - bus_pkt->cmdString(), bus_pkt->getAddr(), - bus_pkt->isSecure() ? "s" : "ns"); + DPRINTF(Cache, "%s: Sending an atomic %s\n", __func__, + bus_pkt->print()); #if TRACING_ON CacheBlk::State old_state = blk ? blk->status : 0; @@ -1059,10 +1045,8 @@ Cache::recvAtomic(PacketPtr pkt) bool is_invalidate = bus_pkt->isInvalidate(); // We are now dealing with the response handling - DPRINTF(Cache, "Receive response: %s for addr %#llx (%s) in " - "state %i\n", bus_pkt->cmdString(), bus_pkt->getAddr(), - bus_pkt->isSecure() ? "s" : "ns", - old_state); + DPRINTF(Cache, "%s: Receive response: %s in state %i\n", __func__, + bus_pkt->print(), old_state); // If packet was a forward, the response (if any) is already // in place in the bus_pkt == pkt structure, so we don't need @@ -1198,8 +1182,7 @@ Cache::functionalAccess(PacketPtr pkt, bool fromCpuSide) || writeBuffer.checkFunctional(pkt, blk_addr) || memSidePort->checkFunctional(pkt); - DPRINTF(CacheVerbose, "functional %s %#llx (%s) %s%s%s\n", - pkt->cmdString(), pkt->getAddr(), is_secure ? "s" : "ns", + DPRINTF(CacheVerbose, "%s: %s %s%s%s\n", __func__, pkt->print(), (blk && blk->isValid()) ? "valid " : "", have_data ? "data " : "", done ? "done " : ""); @@ -1254,14 +1237,12 @@ Cache::recvTimingResp(PacketPtr pkt) bool is_error = pkt->isError(); if (is_error) { - DPRINTF(Cache, "Cache received packet with error for addr %#llx (%s), " - "cmd: %s\n", pkt->getAddr(), pkt->isSecure() ? "s" : "ns", - pkt->cmdString()); + DPRINTF(Cache, "%s: Cache received %s with error\n", __func__, + pkt->print()); } - DPRINTF(Cache, "Handling response %s for addr %#llx size %d (%s)\n", - pkt->cmdString(), pkt->getAddr(), pkt->getSize(), - pkt->isSecure() ? "s" : "ns"); + DPRINTF(Cache, "%s: Handling response %s\n", __func__, + pkt->print()); // if this is a write, we should be looking at an uncacheable // write @@ -1434,8 +1415,8 @@ Cache::recvTimingResp(PacketPtr pkt) // propagate that. Response should not have // isInvalidate() set otherwise. tgt_pkt->cmd = MemCmd::ReadRespWithInvalidate; - DPRINTF(Cache, "%s updated cmd to %s for addr %#llx\n", - __func__, tgt_pkt->cmdString(), tgt_pkt->getAddr()); + DPRINTF(Cache, "%s: updated cmd to %s\n", __func__, + tgt_pkt->print()); } // Reset the bus additional time as it is now accounted for tgt_pkt->headerDelay = tgt_pkt->payloadDelay = 0; @@ -1530,8 +1511,7 @@ Cache::recvTimingResp(PacketPtr pkt) blk->invalidate(); } - DPRINTF(CacheVerbose, "Leaving %s with %s for addr %#llx\n", __func__, - pkt->cmdString(), pkt->getAddr()); + DPRINTF(CacheVerbose, "%s: Leaving with %s\n", __func__, pkt->print()); delete pkt; } @@ -1557,8 +1537,8 @@ Cache::writebackBlk(CacheBlk *blk) new Packet(req, blk->isDirty() ? MemCmd::WritebackDirty : MemCmd::WritebackClean); - DPRINTF(Cache, "Create Writeback %#llx writable: %d, dirty: %d\n", - pkt->getAddr(), blk->isWritable(), blk->isDirty()); + DPRINTF(Cache, "Create Writeback %s writable: %d, dirty: %d\n", + pkt->print(), blk->isWritable(), blk->isDirty()); if (blk->isWritable()) { // not asserting shared means we pass the block in modified @@ -1596,9 +1576,7 @@ Cache::cleanEvictBlk(CacheBlk *blk) PacketPtr pkt = new Packet(req, MemCmd::CleanEvict); pkt->allocate(); - DPRINTF(Cache, "%s%s %x Create CleanEvict\n", pkt->cmdString(), - pkt->req->isInstFetch() ? " (ifetch)" : "", - pkt->getAddr()); + DPRINTF(Cache, "Create CleanEvict %s\n", pkt->print()); return pkt; } @@ -1846,8 +1824,7 @@ Cache::doTimingSupplyResponse(PacketPtr req_pkt, const uint8_t *blk_data, assert(req_pkt->isRequest()); assert(req_pkt->needsResponse()); - DPRINTF(Cache, "%s for %s addr %#llx size %d\n", __func__, - req_pkt->cmdString(), req_pkt->getAddr(), req_pkt->getSize()); + DPRINTF(Cache, "%s: for %s\n", __func__, req_pkt->print()); // timing-mode snoop responses require a new packet, unless we // already made a copy... PacketPtr pkt = req_pkt; @@ -1879,10 +1856,8 @@ Cache::doTimingSupplyResponse(PacketPtr req_pkt, const uint8_t *blk_data, Tick forward_time = clockEdge(forwardLatency) + pkt->headerDelay; // Here we reset the timing of the packet. pkt->headerDelay = pkt->payloadDelay = 0; - DPRINTF(CacheVerbose, - "%s created response: %s addr %#llx size %d tick: %lu\n", - __func__, pkt->cmdString(), pkt->getAddr(), pkt->getSize(), - forward_time); + DPRINTF(CacheVerbose, "%s: created response: %s tick: %lu\n", __func__, + pkt->print(), forward_time); memSidePort->schedTimingSnoopResp(pkt, forward_time, true); } @@ -1890,8 +1865,7 @@ uint32_t Cache::handleSnoop(PacketPtr pkt, CacheBlk *blk, bool is_timing, bool is_deferred, bool pending_inval) { - DPRINTF(CacheVerbose, "%s for %s addr %#llx size %d\n", __func__, - pkt->cmdString(), pkt->getAddr(), pkt->getSize()); + DPRINTF(CacheVerbose, "%s: for %s\n", __func__, pkt->print()); // deferred snoops can only happen in timing mode assert(!(is_deferred && !is_timing)); // pending_inval only makes sense on deferred snoops @@ -1908,8 +1882,8 @@ Cache::handleSnoop(PacketPtr pkt, CacheBlk *blk, bool is_timing, // have the invalidate flag, and we need a suitable way of dealing // with this case panic_if(invalidate && pkt->req->isUncacheable(), - "%s got an invalidating uncacheable snoop request %s to %#llx", - name(), pkt->cmdString(), pkt->getAddr()); + "%s got an invalidating uncacheable snoop request %s", + name(), pkt->print()); uint32_t snoop_delay = 0; @@ -1962,6 +1936,8 @@ Cache::handleSnoop(PacketPtr pkt, CacheBlk *blk, bool is_timing, } if (!blk || !blk->isValid()) { + DPRINTF(CacheVerbose, "%s: snoop miss for %s\n", __func__, + pkt->print()); if (is_deferred) { // we no longer have the block, and will not respond, but a // packet was allocated in MSHR::handleSnoop and we have @@ -1974,14 +1950,10 @@ Cache::handleSnoop(PacketPtr pkt, CacheBlk *blk, bool is_timing, delete pkt; } - - DPRINTF(CacheVerbose, "%s snoop miss for %s addr %#llx size %d\n", - __func__, pkt->cmdString(), pkt->getAddr(), pkt->getSize()); return snoop_delay; } else { - DPRINTF(Cache, "%s snoop hit for %s addr %#llx size %d, " - "old state is %s\n", __func__, pkt->cmdString(), - pkt->getAddr(), pkt->getSize(), blk->print()); + DPRINTF(Cache, "%s: snoop hit for %s, old state is %s\n", __func__, + pkt->print(), blk->print()); } chatty_assert(!(isReadOnly && blk->isDirty()), @@ -2003,7 +1975,7 @@ Cache::handleSnoop(PacketPtr pkt, CacheBlk *blk, bool is_timing, // downstream caches observe. if (pkt->mustCheckAbove()) { DPRINTF(Cache, "Found addr %#llx in upper level cache for snoop %s " - "from lower cache\n", pkt->getAddr(), pkt->cmdString()); + "from lower cache\n", pkt->getAddr(), pkt->print()); pkt->setBlockCached(); return snoop_delay; } @@ -2046,9 +2018,8 @@ Cache::handleSnoop(PacketPtr pkt, CacheBlk *blk, bool is_timing, // if we are returning a writable and dirty (Modified) line, // we should be invalidating the line panic_if(!invalidate && !pkt->hasSharers(), - "%s is passing a Modified line through %s to %#llx, " - "but keeping the block", - name(), pkt->cmdString(), pkt->getAddr()); + "%s is passing a Modified line through %s, " + "but keeping the block", name(), pkt->print()); if (is_timing) { doTimingSupplyResponse(pkt, blk->data, is_deferred, pending_inval); @@ -2090,8 +2061,7 @@ Cache::handleSnoop(PacketPtr pkt, CacheBlk *blk, bool is_timing, void Cache::recvTimingSnoopReq(PacketPtr pkt) { - DPRINTF(CacheVerbose, "%s for %s addr %#llx size %d\n", __func__, - pkt->cmdString(), pkt->getAddr(), pkt->getSize()); + DPRINTF(CacheVerbose, "%s: for %s\n", __func__, pkt->print()); // Snoops shouldn't happen when bypassing caches assert(!system->bypassCaches()); @@ -2118,9 +2088,8 @@ Cache::recvTimingSnoopReq(PacketPtr pkt) // Inform request(Prefetch, CleanEvict or Writeback) from below of // MSHR hit, set setBlockCached. if (mshr && pkt->mustCheckAbove()) { - DPRINTF(Cache, "Setting block cached for %s from" - "lower cache on mshr hit %#x\n", - pkt->cmdString(), pkt->getAddr()); + DPRINTF(Cache, "Setting block cached for %s from lower cache on " + "mshr hit\n", pkt->print()); pkt->setBlockCached(); return; } @@ -2157,8 +2126,8 @@ Cache::recvTimingSnoopReq(PacketPtr pkt) // propagate the BLOCK_CACHED flag in Writeback packets and prevent // any CleanEvicts from travelling down the memory hierarchy. pkt->setBlockCached(); - DPRINTF(Cache, "Squashing %s from lower cache on writequeue hit" - " %#x\n", pkt->cmdString(), pkt->getAddr()); + DPRINTF(Cache, "%s: Squashing %s from lower cache on writequeue " + "hit\n", __func__, pkt->print()); return; } @@ -2370,9 +2339,7 @@ Cache::sendMSHRQueuePacket(MSHR* mshr) // use request from 1st target PacketPtr tgt_pkt = mshr->getTarget()->pkt; - DPRINTF(Cache, "%s MSHR %s for addr %#llx size %d\n", __func__, - tgt_pkt->cmdString(), tgt_pkt->getAddr(), - tgt_pkt->getSize()); + DPRINTF(Cache, "%s: MSHR %s\n", __func__, tgt_pkt->print()); CacheBlk *blk = tags->findBlock(mshr->blkAddr, mshr->isSecure); @@ -2490,9 +2457,7 @@ Cache::sendWriteQueuePacket(WriteQueueEntry* wq_entry) // always a single target for write queue entries PacketPtr tgt_pkt = wq_entry->getTarget()->pkt; - DPRINTF(Cache, "%s write %s for addr %#llx size %d\n", __func__, - tgt_pkt->cmdString(), tgt_pkt->getAddr(), - tgt_pkt->getSize()); + DPRINTF(Cache, "%s: write %s\n", __func__, tgt_pkt->print()); // forward as is, both for evictions and uncacheable writes if (!memSidePort->sendTimingReq(tgt_pkt)) { |