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-rw-r--r--src/mem/protocol/MESI_CMP_directory-L1cache.sm35
-rw-r--r--src/mem/protocol/MOESI_CMP_directory-L1cache.sm32
-rw-r--r--src/mem/protocol/MOESI_CMP_token-L1cache.sm35
-rw-r--r--src/mem/protocol/MOESI_hammer-cache.sm57
4 files changed, 82 insertions, 77 deletions
diff --git a/src/mem/protocol/MESI_CMP_directory-L1cache.sm b/src/mem/protocol/MESI_CMP_directory-L1cache.sm
index 8744a7122..4442cee41 100644
--- a/src/mem/protocol/MESI_CMP_directory-L1cache.sm
+++ b/src/mem/protocol/MESI_CMP_directory-L1cache.sm
@@ -287,20 +287,21 @@ machine(L1Cache, "MSI Directory L1 Cache CMP")
if (in_msg.Type == CacheRequestType:IFETCH) {
// ** INSTRUCTION ACCESS ***
- // Check to see if it is in the OTHER L1
- Entry L1Dcache_entry := getL1DCacheEntry(in_msg.LineAddress);
- if (is_valid(L1Dcache_entry)) {
- // The block is in the wrong L1, put the request on the queue to the shared L2
- trigger(Event:L1_Replacement, in_msg.LineAddress,
- L1Dcache_entry, L1_TBEs[in_msg.LineAddress]);
- }
-
Entry L1Icache_entry := getL1ICacheEntry(in_msg.LineAddress);
if (is_valid(L1Icache_entry)) {
// The tag matches for the L1, so the L1 asks the L2 for it.
trigger(mandatory_request_type_to_event(in_msg.Type), in_msg.LineAddress,
L1Icache_entry, L1_TBEs[in_msg.LineAddress]);
} else {
+
+ // Check to see if it is in the OTHER L1
+ Entry L1Dcache_entry := getL1DCacheEntry(in_msg.LineAddress);
+ if (is_valid(L1Dcache_entry)) {
+ // The block is in the wrong L1, put the request on the queue to the shared L2
+ trigger(Event:L1_Replacement, in_msg.LineAddress,
+ L1Dcache_entry, L1_TBEs[in_msg.LineAddress]);
+ }
+
if (L1IcacheMemory.cacheAvail(in_msg.LineAddress)) {
// L1 does't have the line, but we have space for it in the L1 so let's see if the L2 has it
trigger(mandatory_request_type_to_event(in_msg.Type), in_msg.LineAddress,
@@ -313,21 +314,23 @@ machine(L1Cache, "MSI Directory L1 Cache CMP")
}
}
} else {
- // *** DATA ACCESS ***
- // Check to see if it is in the OTHER L1
- Entry L1Icache_entry := getL1ICacheEntry(in_msg.LineAddress);
- if (is_valid(L1Icache_entry)) {
- // The block is in the wrong L1, put the request on the queue to the shared L2
- trigger(Event:L1_Replacement, in_msg.LineAddress,
- L1Icache_entry, L1_TBEs[in_msg.LineAddress]);
- }
+ // *** DATA ACCESS ***
Entry L1Dcache_entry := getL1DCacheEntry(in_msg.LineAddress);
if (is_valid(L1Dcache_entry)) {
// The tag matches for the L1, so the L1 ask the L2 for it
trigger(mandatory_request_type_to_event(in_msg.Type), in_msg.LineAddress,
L1Dcache_entry, L1_TBEs[in_msg.LineAddress]);
} else {
+
+ // Check to see if it is in the OTHER L1
+ Entry L1Icache_entry := getL1ICacheEntry(in_msg.LineAddress);
+ if (is_valid(L1Icache_entry)) {
+ // The block is in the wrong L1, put the request on the queue to the shared L2
+ trigger(Event:L1_Replacement, in_msg.LineAddress,
+ L1Icache_entry, L1_TBEs[in_msg.LineAddress]);
+ }
+
if (L1DcacheMemory.cacheAvail(in_msg.LineAddress)) {
// L1 does't have the line, but we have space for it in the L1 let's see if the L2 has it
trigger(mandatory_request_type_to_event(in_msg.Type), in_msg.LineAddress,
diff --git a/src/mem/protocol/MOESI_CMP_directory-L1cache.sm b/src/mem/protocol/MOESI_CMP_directory-L1cache.sm
index 4082f23c9..7f0ab62a8 100644
--- a/src/mem/protocol/MOESI_CMP_directory-L1cache.sm
+++ b/src/mem/protocol/MOESI_CMP_directory-L1cache.sm
@@ -338,14 +338,6 @@ machine(L1Cache, "Directory protocol")
if (in_msg.Type == CacheRequestType:IFETCH) {
// ** INSTRUCTION ACCESS ***
- Entry L1Dcache_entry := getL1DCacheEntry(in_msg.LineAddress);
- // Check to see if it is in the OTHER L1
- if (is_valid(L1Dcache_entry)) {
- // The block is in the wrong L1, put the request on the queue to the shared L2
- trigger(Event:L1_Replacement, in_msg.LineAddress, L1Dcache_entry,
- TBEs[in_msg.LineAddress]);
- }
-
Entry L1Icache_entry := getL1ICacheEntry(in_msg.LineAddress);
if (is_valid(L1Icache_entry)) {
// The tag matches for the L1, so the L1 asks the L2 for it.
@@ -353,6 +345,14 @@ machine(L1Cache, "Directory protocol")
in_msg.LineAddress, L1Icache_entry,
TBEs[in_msg.LineAddress]);
} else {
+
+ Entry L1Dcache_entry := getL1DCacheEntry(in_msg.LineAddress);
+ // Check to see if it is in the OTHER L1
+ if (is_valid(L1Dcache_entry)) {
+ // The block is in the wrong L1, put the request on the queue to the shared L2
+ trigger(Event:L1_Replacement, in_msg.LineAddress, L1Dcache_entry,
+ TBEs[in_msg.LineAddress]);
+ }
if (L1IcacheMemory.cacheAvail(in_msg.LineAddress)) {
// L1 does't have the line, but we have space for it in the L1 so let's see if the L2 has it
trigger(mandatory_request_type_to_event(in_msg.Type),
@@ -369,14 +369,6 @@ machine(L1Cache, "Directory protocol")
} else {
// *** DATA ACCESS ***
- Entry L1Icache_entry := getL1ICacheEntry(in_msg.LineAddress);
- // Check to see if it is in the OTHER L1
- if (is_valid(L1Icache_entry)) {
- // The block is in the wrong L1, put the request on the queue to the shared L2
- trigger(Event:L1_Replacement, in_msg.LineAddress,
- L1Icache_entry, TBEs[in_msg.LineAddress]);
- }
-
Entry L1Dcache_entry := getL1DCacheEntry(in_msg.LineAddress);
if (is_valid(L1Dcache_entry)) {
// The tag matches for the L1, so the L1 ask the L2 for it
@@ -384,6 +376,14 @@ machine(L1Cache, "Directory protocol")
in_msg.LineAddress, L1Dcache_entry,
TBEs[in_msg.LineAddress]);
} else {
+
+ Entry L1Icache_entry := getL1ICacheEntry(in_msg.LineAddress);
+ // Check to see if it is in the OTHER L1
+ if (is_valid(L1Icache_entry)) {
+ // The block is in the wrong L1, put the request on the queue to the shared L2
+ trigger(Event:L1_Replacement, in_msg.LineAddress,
+ L1Icache_entry, TBEs[in_msg.LineAddress]);
+ }
if (L1DcacheMemory.cacheAvail(in_msg.LineAddress)) {
// L1 does't have the line, but we have space for it in the L1 let's see if the L2 has it
trigger(mandatory_request_type_to_event(in_msg.Type),
diff --git a/src/mem/protocol/MOESI_CMP_token-L1cache.sm b/src/mem/protocol/MOESI_CMP_token-L1cache.sm
index 00e9404c9..226f21374 100644
--- a/src/mem/protocol/MOESI_CMP_token-L1cache.sm
+++ b/src/mem/protocol/MOESI_CMP_token-L1cache.sm
@@ -647,20 +647,21 @@ machine(L1Cache, "Token protocol")
if (in_msg.Type == CacheRequestType:IFETCH) {
// ** INSTRUCTION ACCESS ***
- // Check to see if it is in the OTHER L1
- Entry L1Dcache_entry := getL1DCacheEntry(in_msg.LineAddress);
- if (is_valid(L1Dcache_entry)) {
- // The block is in the wrong L1, try to write it to the L2
- trigger(Event:L1_Replacement, in_msg.LineAddress,
- L1Dcache_entry, tbe);
- }
-
Entry L1Icache_entry := getL1ICacheEntry(in_msg.LineAddress);
if (is_valid(L1Icache_entry)) {
// The tag matches for the L1, so the L1 fetches the line. We know it can't be in the L2 due to exclusion
trigger(mandatory_request_type_to_event(in_msg.Type),
in_msg.LineAddress, L1Icache_entry, tbe);
} else {
+
+ // Check to see if it is in the OTHER L1
+ Entry L1Dcache_entry := getL1DCacheEntry(in_msg.LineAddress);
+ if (is_valid(L1Dcache_entry)) {
+ // The block is in the wrong L1, try to write it to the L2
+ trigger(Event:L1_Replacement, in_msg.LineAddress,
+ L1Dcache_entry, tbe);
+ }
+
if (L1IcacheMemory.cacheAvail(in_msg.LineAddress)) {
// L1 does't have the line, but we have space for it in the L1
trigger(mandatory_request_type_to_event(in_msg.Type),
@@ -676,21 +677,21 @@ machine(L1Cache, "Token protocol")
} else {
// *** DATA ACCESS ***
- // Check to see if it is in the OTHER L1
- Entry L1Icache_entry := getL1ICacheEntry(in_msg.LineAddress);
-
- if (is_valid(L1Icache_entry)) {
- // The block is in the wrong L1, try to write it to the L2
- trigger(Event:L1_Replacement, in_msg.LineAddress,
- L1Icache_entry, tbe);
- }
-
Entry L1Dcache_entry := getL1DCacheEntry(in_msg.LineAddress);
if (is_valid(L1Dcache_entry)) {
// The tag matches for the L1, so the L1 fetches the line. We know it can't be in the L2 due to exclusion
trigger(mandatory_request_type_to_event(in_msg.Type),
in_msg.LineAddress, L1Dcache_entry, tbe);
} else {
+
+ // Check to see if it is in the OTHER L1
+ Entry L1Icache_entry := getL1ICacheEntry(in_msg.LineAddress);
+ if (is_valid(L1Icache_entry)) {
+ // The block is in the wrong L1, try to write it to the L2
+ trigger(Event:L1_Replacement, in_msg.LineAddress,
+ L1Icache_entry, tbe);
+ }
+
if (L1DcacheMemory.cacheAvail(in_msg.LineAddress)) {
// L1 does't have the line, but we have space for it in the L1
trigger(mandatory_request_type_to_event(in_msg.Type),
diff --git a/src/mem/protocol/MOESI_hammer-cache.sm b/src/mem/protocol/MOESI_hammer-cache.sm
index 78bc9e3e7..ab2a6acf4 100644
--- a/src/mem/protocol/MOESI_hammer-cache.sm
+++ b/src/mem/protocol/MOESI_hammer-cache.sm
@@ -377,26 +377,26 @@ machine(L1Cache, "AMD Hammer-like protocol")
if (in_msg.Type == CacheRequestType:IFETCH) {
// ** INSTRUCTION ACCESS ***
- // Check to see if it is in the OTHER L1
- Entry L1Dcache_entry := getL1DCacheEntry(in_msg.LineAddress);
- if (is_valid(L1Dcache_entry)) {
- // The block is in the wrong L1, try to write it to the L2
- if (L2cacheMemory.cacheAvail(in_msg.LineAddress)) {
- trigger(Event:L1_to_L2, in_msg.LineAddress, L1Dcache_entry, tbe);
- } else {
- trigger(Event:L2_Replacement,
- L2cacheMemory.cacheProbe(in_msg.LineAddress),
- getL2CacheEntry(L2cacheMemory.cacheProbe(in_msg.LineAddress)),
- TBEs[L2cacheMemory.cacheProbe(in_msg.LineAddress)]);
- }
- }
-
Entry L1Icache_entry := getL1ICacheEntry(in_msg.LineAddress);
if (is_valid(L1Icache_entry)) {
// The tag matches for the L1, so the L1 fetches the line. We know it can't be in the L2 due to exclusion
trigger(mandatory_request_type_to_event(in_msg.Type),
in_msg.LineAddress, L1Icache_entry, tbe);
} else {
+ // Check to see if it is in the OTHER L1
+ Entry L1Dcache_entry := getL1DCacheEntry(in_msg.LineAddress);
+ if (is_valid(L1Dcache_entry)) {
+ // The block is in the wrong L1, try to write it to the L2
+ if (L2cacheMemory.cacheAvail(in_msg.LineAddress)) {
+ trigger(Event:L1_to_L2, in_msg.LineAddress, L1Dcache_entry, tbe);
+ } else {
+ trigger(Event:L2_Replacement,
+ L2cacheMemory.cacheProbe(in_msg.LineAddress),
+ getL2CacheEntry(L2cacheMemory.cacheProbe(in_msg.LineAddress)),
+ TBEs[L2cacheMemory.cacheProbe(in_msg.LineAddress)]);
+ }
+ }
+
if (L1IcacheMemory.cacheAvail(in_msg.LineAddress)) {
// L1 does't have the line, but we have space for it in the L1
@@ -430,26 +430,27 @@ machine(L1Cache, "AMD Hammer-like protocol")
} else {
// *** DATA ACCESS ***
- // Check to see if it is in the OTHER L1
- Entry L1Icache_entry := getL1ICacheEntry(in_msg.LineAddress);
- if (is_valid(L1Icache_entry)) {
- // The block is in the wrong L1, try to write it to the L2
- if (L2cacheMemory.cacheAvail(in_msg.LineAddress)) {
- trigger(Event:L1_to_L2, in_msg.LineAddress, L1Icache_entry, tbe);
- } else {
- trigger(Event:L2_Replacement,
- L2cacheMemory.cacheProbe(in_msg.LineAddress),
- getL2CacheEntry(L2cacheMemory.cacheProbe(in_msg.LineAddress)),
- TBEs[L2cacheMemory.cacheProbe(in_msg.LineAddress)]);
- }
- }
-
Entry L1Dcache_entry := getL1DCacheEntry(in_msg.LineAddress);
if (is_valid(L1Dcache_entry)) {
// The tag matches for the L1, so the L1 fetches the line. We know it can't be in the L2 due to exclusion
trigger(mandatory_request_type_to_event(in_msg.Type),
in_msg.LineAddress, L1Dcache_entry, tbe);
} else {
+
+ // Check to see if it is in the OTHER L1
+ Entry L1Icache_entry := getL1ICacheEntry(in_msg.LineAddress);
+ if (is_valid(L1Icache_entry)) {
+ // The block is in the wrong L1, try to write it to the L2
+ if (L2cacheMemory.cacheAvail(in_msg.LineAddress)) {
+ trigger(Event:L1_to_L2, in_msg.LineAddress, L1Icache_entry, tbe);
+ } else {
+ trigger(Event:L2_Replacement,
+ L2cacheMemory.cacheProbe(in_msg.LineAddress),
+ getL2CacheEntry(L2cacheMemory.cacheProbe(in_msg.LineAddress)),
+ TBEs[L2cacheMemory.cacheProbe(in_msg.LineAddress)]);
+ }
+ }
+
if (L1DcacheMemory.cacheAvail(in_msg.LineAddress)) {
// L1 does't have the line, but we have space for it in the L1
Entry L2cache_entry := getL2CacheEntry(in_msg.LineAddress);
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-01 12:05:30 +0000