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fixed coverage exclusions in lsu and ifu

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This commit is contained in:
Jordan Carlin 2023-12-29 11:18:23 -08:00
parent b701cbf823
commit 2fa243c46e
2 changed files with 30 additions and 27 deletions
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55
sim/coverage-exclusions-rv64gc.do
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@ -68,8 +68,9 @@ coverage exclude -scope /dut/core/ifu/bus/icache/icache/cachefsm -linerange $sta
coverage exclude -scope /dut/core/ifu/bus/icache/icache/cachefsm -linerange [GetLineNum ../src/cache/cachefsm.sv "exclusion-tag: icache CacheBusW"] coverage exclude -scope /dut/core/ifu/bus/icache/icache/cachefsm -linerange [GetLineNum ../src/cache/cachefsm.sv "exclusion-tag: icache CacheBusW"]
coverage exclude -scope /dut/core/ifu/bus/icache/icache/cachefsm -linerange [GetLineNum ../src/cache/cachefsm.sv "exclusion-tag: icache SelAdrCauses"] -item e 1 -fecexprrow 4 10 coverage exclude -scope /dut/core/ifu/bus/icache/icache/cachefsm -linerange [GetLineNum ../src/cache/cachefsm.sv "exclusion-tag: icache SelAdrCauses"] -item e 1 -fecexprrow 4 10
coverage exclude -scope /dut/core/ifu/bus/icache/icache/cachefsm -linerange [GetLineNum ../src/cache/cachefsm.sv "exclusion-tag: icache CacheBusRCauses"] -item e 1 -fecexprrow 1-2 12 coverage exclude -scope /dut/core/ifu/bus/icache/icache/cachefsm -linerange [GetLineNum ../src/cache/cachefsm.sv "exclusion-tag: icache CacheBusRCauses"] -item e 1 -fecexprrow 1-2 12
# cache.sv AdrSelMux and CacheBusAdrMux, excluding unhit Flush branch # cache.sv AdrSelMuxData and AdrSelMuxTag and CacheBusAdrMux, excluding unhit Flush branch
coverage exclude -scope /dut/core/ifu/bus/icache/icache/AdrSelMux -linerange [GetLineNum ../src/generic/mux.sv "exclusion-tag: mux3"] -item b 1 coverage exclude -scope /dut/core/ifu/bus/icache/icache/AdrSelMuxData -linerange [GetLineNum ../src/generic/mux.sv "exclusion-tag: mux3"] -item b 1
coverage exclude -scope /dut/core/ifu/bus/icache/icache/AdrSelMuxTag -linerange [GetLineNum ../src/generic/mux.sv "exclusion-tag: mux3"] -item b 1
coverage exclude -scope /dut/core/ifu/bus/icache/icache/CacheBusAdrMux -linerange [GetLineNum ../src/generic/mux.sv "exclusion-tag: mux3"] -item b 1 3 coverage exclude -scope /dut/core/ifu/bus/icache/icache/CacheBusAdrMux -linerange [GetLineNum ../src/generic/mux.sv "exclusion-tag: mux3"] -item b 1 3
# CacheWay Dirty logic. -scope does not accept wildcards. # CacheWay Dirty logic. -scope does not accept wildcards.
set numcacheways 4 set numcacheways 4
@ -106,6 +107,10 @@ coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/clintdec
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/gpiodec coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/gpiodec
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/uartdec coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/uartdec
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/plicdec coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/plicdec
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/dtimdec
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/iromdec
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/ddr4dec
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/sdcdec
# PMA Regions 8, 9, and 10 (dtim, irom, ddr4) are never used in the rv64gc configuration, so exclude coverage # PMA Regions 8, 9, and 10 (dtim, irom, ddr4) are never used in the rv64gc configuration, so exclude coverage
set line [GetLineNum ../src/mmu/pmachecker.sv "exclusion-tag: unused-cachable"] set line [GetLineNum ../src/mmu/pmachecker.sv "exclusion-tag: unused-cachable"]
@ -114,19 +119,13 @@ coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker -linerange $line-$lin
set line [GetLineNum ../src/mmu/pmachecker.sv "exclusion-tag: unused-idempotent"] set line [GetLineNum ../src/mmu/pmachecker.sv "exclusion-tag: unused-idempotent"]
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 2,4,6 coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 2,4,6
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 2,4,6,8 coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 2,4,6,8
set line [GetLineNum ../src/mmu/pmachecker.sv "exclusion-tag: unused-atomic"]
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 2,4
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 2,4
set line [GetLineNum ../src/mmu/pmachecker.sv "exclusion-tag: unused-tim"]
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 2,4
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 2,4
# Excluding so far un-used instruction sources for the ifu # Excluding so far un-used instruction sources for the ifu
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/bootromdec # coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/bootromdec
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/uncoreramdec # coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/uncoreramdec
#Excluding the bootrom, uncoreran, and clint as sources for the lsu #Excluding the bootrom, uncoreran, and clint as sources for the lsu
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/bootromdec # coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/bootromdec
#Excluding signals in lsu: clintdec and uncoreram accept all sizes so 'SizeValid' will never be 0 #Excluding signals in lsu: clintdec and uncoreram accept all sizes so 'SizeValid' will never be 0
set line [GetLineNum ../src/mmu/adrdec.sv "& SizeValid"] set line [GetLineNum ../src/mmu/adrdec.sv "& SizeValid"]
@ -134,25 +133,29 @@ coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/clintdec -lin
set line [GetLineNum ../src/mmu/adrdec.sv "& SizeValid"] set line [GetLineNum ../src/mmu/adrdec.sv "& SizeValid"]
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/uncoreramdec -linerange $line-$line -item e 1 -fecexprrow 5 coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/uncoreramdec -linerange $line-$line -item e 1 -fecexprrow 5
set line [GetLineNum ../src/mmu/adrdec.sv "& Supported"] # set line [GetLineNum ../src/mmu/adrdec.sv "& Supported"]
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/dtimdec -linerange $line-$line -item e 1 -fecexprrow 3 # coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/dtimdec -linerange $line-$line -item e 1 -fecexprrow 3
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/iromdec -linerange $line-$line -item e 1 -fecexprrow 3 # coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/iromdec -linerange $line-$line -item e 1 -fecexprrow 3
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/ddr4dec -linerange $line-$line -item e 1 -fecexprrow 3 # coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/ddr4dec -linerange $line-$line -item e 1 -fecexprrow 3
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/gpiodec -linerange $line-$line -item e 1 -fecexprrow 3 # coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/gpiodec -linerange $line-$line -item e 1 -fecexprrow 3
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/uartdec -linerange $line-$line -item e 1 -fecexprrow 3 # coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/uartdec -linerange $line-$line -item e 1 -fecexprrow 3
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/plicdec -linerange $line-$line -item e 1 -fecexprrow 3 # coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/plicdec -linerange $line-$line -item e 1 -fecexprrow 3
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/sdcdec -linerange $line-$line -item e 1 -fecexprrow 3 # coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/sdcdec -linerange $line-$line -item e 1 -fecexprrow 3
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/dtimdec -linerange $line-$line -item e 1 -fecexprrow 3 # coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/dtimdec -linerange $line-$line -item e 1 -fecexprrow 3
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/iromdec -linerange $line-$line -item e 1 -fecexprrow 3 # coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/iromdec -linerange $line-$line -item e 1 -fecexprrow 3
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/ddr4dec -linerange $line-$line -item e 1 -fecexprrow 3 # coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/ddr4dec -linerange $line-$line -item e 1 -fecexprrow 3
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/sdcdec -linerange $line-$line -item e 1 -fecexprrow 3 # coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker/adrdecs/sdcdec -linerange $line-$line -item e 1 -fecexprrow 3
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/dtimdec
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/iromdec
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/ddr4dec
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker/adrdecs/sdcdec
#################### ####################
# Unused access types due to sharing IFU and LSU logic # Unused access types due to sharing IFU and LSU logic
#################### ####################
## The lsu never executes instructions so 'ExecuteAccessF' will never be 1 ## The lsu never executes instructions so 'ExecuteAccessF' will never be 1
set line [GetLineNum ../src/mmu/pmachecker.sv "AccessRWX ="] set line [GetLineNum ../src/mmu/pmachecker.sv "AccessRWXC ="]
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 6 coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 6
set line [GetLineNum ../src/mmu/pmachecker.sv "ReadAccessM \\| ExecuteAccessF"] set line [GetLineNum ../src/mmu/pmachecker.sv "ReadAccessM \\| ExecuteAccessF"]
coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 4 coverage exclude -scope /dut/core/lsu/dmmu/dmmu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 4
@ -181,8 +184,8 @@ set line [GetLineNum ../src/mmu/pmachecker.sv "ExecuteAccessF & PMAAccessFault"]
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 1 coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 1
set line [GetLineNum ../src/mmu/pmachecker.sv "ReadAccessM & PMAAccessFault"] set line [GetLineNum ../src/mmu/pmachecker.sv "ReadAccessM & PMAAccessFault"]
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 2-4 coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 2-4
set line [GetLineNum ../src/mmu/pmachecker.sv "WriteAccessM & PMAAccessFault"] set line [GetLineNum ../src/mmu/pmachecker.sv "PMAStoreAmoAccessFaultM ="]
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 2-4 coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker -linerange $line-$line
set line [GetLineNum ../src/mmu/pmachecker.sv "AccessRWX \\| AtomicAccessM"] set line [GetLineNum ../src/mmu/pmachecker.sv "AccessRWX \\| AtomicAccessM"]
coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 3 coverage exclude -scope /dut/core/ifu/immu/immu/pmachecker -linerange $line-$line -item e 1 -fecexprrow 3
set line [GetLineNum ../src/mmu/mmu.sv "ExecuteAccessF \\| ReadAccessM"] set line [GetLineNum ../src/mmu/mmu.sv "ExecuteAccessF \\| ReadAccessM"]