From 2f44dada688ace9c24f085a8422b3054c3edb72e Mon Sep 17 00:00:00 2001 From: Nilay Vaish Date: Wed, 19 Aug 2015 10:02:01 -0500 Subject: ruby: reverts to changeset: bf82f1f7b040 --- src/mem/protocol/MESI_Three_Level-L0cache.sm | 62 ++++++++++------------------ 1 file changed, 22 insertions(+), 40 deletions(-) (limited to 'src/mem/protocol/MESI_Three_Level-L0cache.sm') diff --git a/src/mem/protocol/MESI_Three_Level-L0cache.sm b/src/mem/protocol/MESI_Three_Level-L0cache.sm index fb9e762da..8e44766ea 100644 --- a/src/mem/protocol/MESI_Three_Level-L0cache.sm +++ b/src/mem/protocol/MESI_Three_Level-L0cache.sm @@ -145,22 +145,22 @@ machine(L0Cache, "MESI Directory L0 Cache") // inclusive cache returns L0 entries only Entry getCacheEntry(Addr addr), return_by_pointer="yes" { - Entry Dcache_entry := static_cast(Entry, "pointer", Dcache.lookup(addr)); + Entry Dcache_entry := static_cast(Entry, "pointer", Dcache[addr]); if(is_valid(Dcache_entry)) { return Dcache_entry; } - Entry Icache_entry := static_cast(Entry, "pointer", Icache.lookup(addr)); + Entry Icache_entry := static_cast(Entry, "pointer", Icache[addr]); return Icache_entry; } Entry getDCacheEntry(Addr addr), return_by_pointer="yes" { - Entry Dcache_entry := static_cast(Entry, "pointer", Dcache.lookup(addr)); + Entry Dcache_entry := static_cast(Entry, "pointer", Dcache[addr]); return Dcache_entry; } Entry getICacheEntry(Addr addr), return_by_pointer="yes" { - Entry Icache_entry := static_cast(Entry, "pointer", Icache.lookup(addr)); + Entry Icache_entry := static_cast(Entry, "pointer", Icache[addr]); return Icache_entry; } @@ -189,7 +189,7 @@ machine(L0Cache, "MESI Directory L0 Cache") } AccessPermission getAccessPermission(Addr addr) { - TBE tbe := TBEs.lookup(addr); + TBE tbe := TBEs[addr]; if(is_valid(tbe)) { DPRINTF(RubySlicc, "%s\n", L0Cache_State_to_permission(tbe.TBEState)); return L0Cache_State_to_permission(tbe.TBEState); @@ -206,7 +206,7 @@ machine(L0Cache, "MESI Directory L0 Cache") } void functionalRead(Addr addr, Packet *pkt) { - TBE tbe := TBEs.lookup(addr); + TBE tbe := TBEs[addr]; if(is_valid(tbe)) { testAndRead(addr, tbe.DataBlk, pkt); } else { @@ -217,7 +217,7 @@ machine(L0Cache, "MESI Directory L0 Cache") int functionalWrite(Addr addr, Packet *pkt) { int num_functional_writes := 0; - TBE tbe := TBEs.lookup(addr); + TBE tbe := TBEs[addr]; if(is_valid(tbe)) { num_functional_writes := num_functional_writes + testAndWrite(addr, tbe.DataBlk, pkt); @@ -260,7 +260,7 @@ machine(L0Cache, "MESI Directory L0 Cache") assert(in_msg.Dest == machineID); Entry cache_entry := getCacheEntry(in_msg.addr); - TBE tbe := TBEs.lookup(in_msg.addr); + TBE tbe := TBEs[in_msg.addr]; if(in_msg.Class == CoherenceClass:DATA_EXCLUSIVE) { trigger(Event:Data_Exclusive, in_msg.addr, cache_entry, tbe); @@ -301,7 +301,7 @@ machine(L0Cache, "MESI Directory L0 Cache") if (is_valid(Icache_entry)) { // The tag matches for the L0, so the L0 asks the L2 for it. trigger(mandatory_request_type_to_event(in_msg.Type), in_msg.LineAddress, - Icache_entry, TBEs.lookup(in_msg.LineAddress)); + Icache_entry, TBEs[in_msg.LineAddress]); } else { // Check to see if it is in the OTHER L0 @@ -309,19 +309,19 @@ machine(L0Cache, "MESI Directory L0 Cache") if (is_valid(Dcache_entry)) { // The block is in the wrong L0, put the request on the queue to the shared L2 trigger(Event:L0_Replacement, in_msg.LineAddress, - Dcache_entry, TBEs.lookup(in_msg.LineAddress)); + Dcache_entry, TBEs[in_msg.LineAddress]); } if (Icache.cacheAvail(in_msg.LineAddress)) { // L0 does't have the line, but we have space for it // in the L0 so let's see if the L2 has it trigger(mandatory_request_type_to_event(in_msg.Type), in_msg.LineAddress, - Icache_entry, TBEs.lookup(in_msg.LineAddress)); + Icache_entry, TBEs[in_msg.LineAddress]); } else { // No room in the L0, so we need to make room in the L0 trigger(Event:L0_Replacement, Icache.cacheProbe(in_msg.LineAddress), getICacheEntry(Icache.cacheProbe(in_msg.LineAddress)), - TBEs.lookup(Icache.cacheProbe(in_msg.LineAddress))); + TBEs[Icache.cacheProbe(in_msg.LineAddress)]); } } } else { @@ -331,7 +331,7 @@ machine(L0Cache, "MESI Directory L0 Cache") if (is_valid(Dcache_entry)) { // The tag matches for the L0, so the L0 ask the L1 for it trigger(mandatory_request_type_to_event(in_msg.Type), in_msg.LineAddress, - Dcache_entry, TBEs.lookup(in_msg.LineAddress)); + Dcache_entry, TBEs[in_msg.LineAddress]); } else { // Check to see if it is in the OTHER L0 @@ -339,19 +339,19 @@ machine(L0Cache, "MESI Directory L0 Cache") if (is_valid(Icache_entry)) { // The block is in the wrong L0, put the request on the queue to the private L1 trigger(Event:L0_Replacement, in_msg.LineAddress, - Icache_entry, TBEs.lookup(in_msg.LineAddress)); + Icache_entry, TBEs[in_msg.LineAddress]); } if (Dcache.cacheAvail(in_msg.LineAddress)) { // L1 does't have the line, but we have space for it // in the L0 let's see if the L1 has it trigger(mandatory_request_type_to_event(in_msg.Type), in_msg.LineAddress, - Dcache_entry, TBEs.lookup(in_msg.LineAddress)); + Dcache_entry, TBEs[in_msg.LineAddress]); } else { // No room in the L1, so we need to make room in the L0 trigger(Event:L0_Replacement, Dcache.cacheProbe(in_msg.LineAddress), getDCacheEntry(Dcache.cacheProbe(in_msg.LineAddress)), - TBEs.lookup(Dcache.cacheProbe(in_msg.LineAddress))); + TBEs[Dcache.cacheProbe(in_msg.LineAddress)]); } } } @@ -459,38 +459,21 @@ machine(L0Cache, "MESI Directory L0 Cache") } } - action(h_load_hit, "hd", desc="If not prefetch, notify sequencer the load completed.") { + action(h_load_hit, "h", desc="If not prefetch, notify sequencer the load completed.") { assert(is_valid(cache_entry)); DPRINTF(RubySlicc, "%s\n", cache_entry.DataBlk); - Dcache.setMRU(cache_entry); sequencer.readCallback(address, cache_entry.DataBlk); } - action(h_ifetch_hit, "hi", desc="If not prefetch, notify sequencer the ifetch completed.") { + action(hx_load_hit, "hx", desc="If not prefetch, notify sequencer the load completed.") { assert(is_valid(cache_entry)); DPRINTF(RubySlicc, "%s\n", cache_entry.DataBlk); - Icache.setMRU(cache_entry); - sequencer.readCallback(address, cache_entry.DataBlk); - } - - action(hx_load_hit, "hxd", desc="notify sequencer the load completed.") { - assert(is_valid(cache_entry)); - DPRINTF(RubySlicc, "%s\n", cache_entry.DataBlk); - Dcache.setMRU(cache_entry); - sequencer.readCallback(address, cache_entry.DataBlk, true); - } - - action(hx_ifetch_hit, "hxi", desc="notify sequencer the ifetch completed.") { - assert(is_valid(cache_entry)); - DPRINTF(RubySlicc, "%s\n", cache_entry.DataBlk); - Icache.setMRU(cache_entry); sequencer.readCallback(address, cache_entry.DataBlk, true); } action(hh_store_hit, "\h", desc="If not prefetch, notify sequencer that store completed.") { assert(is_valid(cache_entry)); DPRINTF(RubySlicc, "%s\n", cache_entry.DataBlk); - Dcache.setMRU(cache_entry); sequencer.writeCallback(address, cache_entry.DataBlk); cache_entry.Dirty := true; } @@ -498,7 +481,6 @@ machine(L0Cache, "MESI Directory L0 Cache") action(hhx_store_hit, "\hx", desc="If not prefetch, notify sequencer that store completed.") { assert(is_valid(cache_entry)); DPRINTF(RubySlicc, "%s\n", cache_entry.DataBlk); - Dcache.setMRU(cache_entry); sequencer.writeCallback(address, cache_entry.DataBlk, true); cache_entry.Dirty := true; } @@ -507,7 +489,7 @@ machine(L0Cache, "MESI Directory L0 Cache") check_allocate(TBEs); assert(is_valid(cache_entry)); TBEs.allocate(address); - set_tbe(TBEs.lookup(address)); + set_tbe(TBEs[address]); tbe.Dirty := cache_entry.Dirty; tbe.DataBlk := cache_entry.DataBlk; } @@ -643,7 +625,7 @@ machine(L0Cache, "MESI Directory L0 Cache") } transition({S,E,M}, Ifetch) { - h_ifetch_hit; + h_load_hit; uu_profileInstHit; k_popMandatoryQueue; } @@ -730,7 +712,7 @@ machine(L0Cache, "MESI Directory L0 Cache") transition(Inst_IS, Data, S) { u_writeInstToCache; - hx_ifetch_hit; + hx_load_hit; s_deallocateTBE; o_popIncomingResponseQueue; kd_wakeUpDependents; @@ -738,7 +720,7 @@ machine(L0Cache, "MESI Directory L0 Cache") transition(Inst_IS, Data_Exclusive, E) { u_writeInstToCache; - hx_ifetch_hit; + hx_load_hit; s_deallocateTBE; o_popIncomingResponseQueue; kd_wakeUpDependents; -- cgit v1.2.3