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Fixed FlushD exclusion

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This commit is contained in:
Corey Hickson 2025-04-03 10:16:54 -07:00
parent a9ec44746e
commit b86026abbe
2 changed files with 2 additions and 4 deletions
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1
sim/questa/coverage-exclusions-rv64gc.do
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@ -411,6 +411,7 @@ coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmp/pmpchecker/pmp/pmpadrdecs[0]
# StallD always equals StallF so LatestUnstalledD is always 0 # StallD always equals StallF so LatestUnstalledD is always 0
coverage exclude -scope /dut/core/hzu -linerange [GetLineNum ${SRC}/hazard/hazard.sv "StallD always equals StallF"] -item 1 4 coverage exclude -scope /dut/core/hzu -linerange [GetLineNum ${SRC}/hazard/hazard.sv "StallD always equals StallF"] -item 1 4
coverage exclude -scope /dut/core/hzu -linerange [GetLineNum ${SRC}/hazard/hazard.sv "coverage tag: LatestUnstalledD always 0"] -item e 1 -fecexprrow 2
#################### ####################
# Privileged # Privileged

5
src/hazard/hazard.sv
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@ -108,10 +108,7 @@ module hazard (
assign LatestUnstalledW = ~StallW & StallM; assign LatestUnstalledW = ~StallW & StallM;
// Each stage flushes if the previous stage is the last one stalled (for cause) or the system has reason to flush // Each stage flushes if the previous stage is the last one stalled (for cause) or the system has reason to flush
// coverage off assign FlushD = LatestUnstalledD | FlushDCause; // coverage tag: LatestUnstalledD always 0
// LatestUnstalledD is always 0
assign FlushD = LatestUnstalledD | FlushDCause;
// coverage on
assign FlushE = LatestUnstalledE | FlushECause; assign FlushE = LatestUnstalledE | FlushECause;
assign FlushM = LatestUnstalledM | FlushMCause; assign FlushM = LatestUnstalledM | FlushMCause;
assign FlushW = LatestUnstalledW | FlushWCause; assign FlushW = LatestUnstalledW | FlushWCause;