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Fixed minor performance bug with CBOZ.

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This commit is contained in:
Ross Thompson 2023-08-24 17:08:20 -05:00
parent c114d3a07d
commit 284ff0ab0b
1 changed files with 2 additions and 1 deletions
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3
src/cache/cachefsm.sv vendored
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@ -172,7 +172,8 @@ module cachefsm import cvw::*; #(parameter cvw_t P,
assign ClearValid = P.ZICBOM_SUPPORTED & ((CurrState == STATE_READY & CMOp[0] & CacheHit) | assign ClearValid = P.ZICBOM_SUPPORTED & ((CurrState == STATE_READY & CMOp[0] & CacheHit) |
(CurrState == STATE_CMO_WRITEBACK & CMOp[2] & CacheBusAck)); (CurrState == STATE_CMO_WRITEBACK & CMOp[2] & CacheBusAck));
// coverage off -item e 1 -fecexprrow 8 // coverage off -item e 1 -fecexprrow 8
assign LRUWriteEn = (CurrState == STATE_READY & AnyHit) | assign LRUWriteEn = (CurrState == STATE_READY & (AnyHit | CMOZeroNoEviction)) |
(P.ZICBOZ_SUPPORTED & CurrState == STATE_WRITEBACK & CMOp[3] & CacheBusAck) |
(CurrState == STATE_WRITE_LINE) & ~FlushStage; (CurrState == STATE_WRITE_LINE) & ~FlushStage;
// exclusion-tag-start: icache flushdirtycontrols // exclusion-tag-start: icache flushdirtycontrols
assign SetDirty = (CurrState == STATE_READY & (AnyUpdateHit | CMOZeroNoEviction)) | // exclusion-tag: icache SetDirty assign SetDirty = (CurrState == STATE_READY & (AnyUpdateHit | CMOZeroNoEviction)) | // exclusion-tag: icache SetDirty