diff options
| author | Pouya Fotouhi <Pouya.Fotouhi@amd.com> | 2019-08-07 19:48:49 -0500 |
|---|---|---|
| committer | Pouya Fotouhi <pfotouhi@ucdavis.edu> | 2019-08-13 00:52:27 +0000 |
| commit | 444a49d11080d52568ce9fe6b34039bb7db639c2 (patch) | |
| tree | eb776bd6b4ef549c3f253fa9aa1d058a3c7ba33c /src/mem/protocol/MI_example-cache.sm | |
| parent | def0a4c6fdefd9458bc15ccf7c36efdd79204821 (diff) | |
| download | gem5-444a49d11080d52568ce9fe6b34039bb7db639c2.tar.xz | |
mem-ruby: Use check_on_cache_probe on MI
This change uses check_on_cache_probe statement to check if the cacheline
subject to eviction is locked in MI.
Change-Id: I276822e987e52f7682ff30f55880f295b6af023d
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/19888
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Maintainer: Jason Lowe-Power <jason@lowepower.com>
Diffstat (limited to 'src/mem/protocol/MI_example-cache.sm')
| -rw-r--r-- | src/mem/protocol/MI_example-cache.sm | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/mem/protocol/MI_example-cache.sm b/src/mem/protocol/MI_example-cache.sm index b8036c123..8738f336e 100644 --- a/src/mem/protocol/MI_example-cache.sm +++ b/src/mem/protocol/MI_example-cache.sm @@ -254,9 +254,12 @@ machine(MachineType:L1Cache, "MI Example L1 Cache") if (is_invalid(cache_entry) && cacheMemory.cacheAvail(in_msg.LineAddress) == false ) { // make room for the block - trigger(Event:Replacement, cacheMemory.cacheProbe(in_msg.LineAddress), - getCacheEntry(cacheMemory.cacheProbe(in_msg.LineAddress)), - TBEs[cacheMemory.cacheProbe(in_msg.LineAddress)]); + // Check if the line we want to evict is not locked + Addr addr := cacheMemory.cacheProbe(in_msg.LineAddress); + check_on_cache_probe(mandatoryQueue_in, addr); + trigger(Event:Replacement, addr, + getCacheEntry(addr), + TBEs[addr]); } else { trigger(mandatory_request_type_to_event(in_msg.Type), in_msg.LineAddress, |