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regression cleanup; unable to run buildroot coverage because of different config file

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This commit is contained in:
David Harris 2023-03-31 09:59:38 -07:00
parent 69805b4a60
commit 60a8a26f2e
5 changed files with 25 additions and 18 deletions
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3
sim/Makefile
View File

@ -18,7 +18,8 @@ all: riscoftests memfiles coveragetests
coverage:
#make -C ../tests/coverage --jobs
#iter-elf.bash --cover --search ../tests/coverage
vcover merge -out cov/cov.ucdb cov/rv64gc_arch64i.ucdb cov/rv64gc*.ucdb riscv.ucdb -logfile cov/log
vcover merge -out cov/cov.ucdb cov/rv64gc_arch64i.ucdb cov/rv64gc*.ucdb cov/buildroot_buildroot.ucdb riscv.ucdb -logfile cov/log
# vcover merge -out cov/cov.ucdb cov/rv64gc_arch64i.ucdb cov/rv64gc*.ucdb riscv.ucdb /home/rthompson/buildroot_buildroot-no-trace.ucdb -logfile cov/log
vcover report -details cov/cov.ucdb > cov/rv64gc_coverage_details.rpt
vcover report cov/cov.ucdb -details -instance=/core/ebu. > cov/rv64gc_coverage_ebu.rpt
vcover report cov/cov.ucdb -details -instance=/core/priv. > cov/rv64gc_coverage_priv.rpt

4
sim/imperas.ic
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@ -6,7 +6,7 @@
# Core settings
--override cpu/unaligned=F
--override cpu/ignore_non_leaf_DAU=1
--override cpu/wfi_is_nop=T
#--override cpu/wfi_is_nop=T
--override cpu/mimpid=0x100
--override cpu/misa_Extensions_mask=0x0
@ -49,7 +49,7 @@
# Add Imperas simulator application instruction tracing
--override cpu/show_c_prefix=T
--trace --tracechange --traceshowicount --tracemode -tracemem ASX --monitornetschange --traceafter 10500000
--trace --tracechange --traceshowicount --tracemode -tracemem ASX --monitornetschange --traceafter 800000
# Exceptions and pagetables debug
--override cpu/debugflags=6

17
sim/regression-wally
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@ -49,7 +49,6 @@ configs = [
]
def getBuildrootTC(boot):
INSTR_LIMIT = 4000000 # multiple of 100000; 4M is interesting because it gets into the kernel and enabling VM
# INSTR_LIMIT = 8000000 # multiple of 100000; 4M is interesting because it gets into the kernel and enabling VM
MAX_EXPECTED = 246000000 # *** TODO: replace this with a search for the login prompt.
if boot:
name="buildrootboot"
@ -182,8 +181,6 @@ def main():
try:
os.chdir(regressionDir)
os.mkdir("logs")
#print(os.getcwd())
#print(regressionDir)
except:
pass
try:
@ -204,9 +201,11 @@ def main():
TIMEOUT_DUR = 30*7200 # seconds
configs=[getBuildrootTC(boot=True)]
elif '-coverage' in sys.argv:
TIMEOUT_DUR = 20*60 # seconds
configs.append(getBuildrootTC(boot=False))
os.system('rm cov/*.ucdb')
TIMEOUT_DUR = 20*60 # seconds
# Presently don't run buildroot because it has a different config and can't be merged with the rv64gc coverage.
# Also it is slow to run.
# configs.append(getBuildrootTC(boot=False))
os.system('rm -f cov/*.ucdb')
else:
TIMEOUT_DUR = 10*60 # seconds
configs.append(getBuildrootTC(boot=False))
@ -228,12 +227,6 @@ def main():
# Coverage report
if coverage:
os.system('make coverage')
#print('Generating coverage report')
#os.system('vcover merge -out cov/cov.ucdb cov/rv64gc_arch64i.ucdb cov/rv64gc*.ucdb -logfile cov/log')
#os.system('vcover report -details cov/cov.ucdb > cov/rv64gc_coverage_details.rpt')
#os.system('vcover report -below 100 cov/cov.ucdb > cov/rv64gc_coverage.rpt')
#os.system('vcover report -recursive cov/cov.ucdb > cov/rv64gc_recursive.rpt')
#os.system('vcover report -details -threshH 100 -html cov/cov.ucdb')
# Count the number of failures
if num_fail:
print(f"{bcolors.FAIL}Regression failed with %s failed configurations{bcolors.ENDC}" % num_fail)

13
sim/wally-batch.do
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@ -46,7 +46,7 @@ mkdir -p cov
# Check if measuring coverage
set coverage 0
if {$argc >= 3} {
if {$3 eq "-coverage"} {
if {$3 eq "-coverage" || ($argc >= 7 && $7 eq "-coverage")} {
set coverage 1
}
}
@ -61,8 +61,14 @@ if {$argc >= 3} {
if {$2 eq "buildroot" || $2 eq "buildroot-checkpoint"} {
vlog -lint -work wkdir/work_${1}_${2} +incdir+../config/$1 +incdir+../config/shared ../testbench/testbench-linux.sv ../testbench/common/*.sv ../src/*/*.sv ../src/*/*/*.sv -suppress 2583
# start and run simulation
vopt wkdir/work_${1}_${2}.testbench -work wkdir/work_${1}_${2} -G RISCV_DIR=$3 -G INSTR_LIMIT=$4 -G INSTR_WAVEON=$5 -G CHECKPOINT=$6 -o testbenchopt
vsim -lib wkdir/work_${1}_${2} testbenchopt -suppress 8852,12070,3084,3691,13286 -fatal 7
if { $coverage } {
echo "wally-batch buildroot coverage"
vopt wkdir/work_${1}_${2}.testbench -work wkdir/work_${1}_${2} -G RISCV_DIR=$3 -G INSTR_LIMIT=$4 -G INSTR_WAVEON=$5 -G CHECKPOINT=$6 -o testbenchopt +cover=sbecf
vsim -lib wkdir/work_${1}_${2} testbenchopt -suppress 8852,12070,3084,3691,13286 -fatal 7 -cover
} else {
vopt wkdir/work_${1}_${2}.testbench -work wkdir/work_${1}_${2} -G RISCV_DIR=$3 -G INSTR_LIMIT=$4 -G INSTR_WAVEON=$5 -G CHECKPOINT=$6 -o testbenchopt
vsim -lib wkdir/work_${1}_${2} testbenchopt -suppress 8852,12070,3084,3691,13286 -fatal 7
}
run -all
run -all
@ -139,6 +145,7 @@ if {$2 eq "buildroot" || $2 eq "buildroot-checkpoint"} {
}
if {$coverage} {
echo "Saving coverage to ${1}_${2}.ucdb"
do coverage-exclusions-rv64gc.do # beware: this assumes testing the rv64gc configuration
coverage save -instance /testbench/dut/core cov/${1}_${2}.ucdb
}

6
tests/coverage/ieu.S
View File

@ -28,6 +28,11 @@
main:
# Division test (having trouble with buildroot)
li x11, 0x384000
li x12, 0x1c2000
divuw x9, x11, x12
# Test clz with all bits being 0
li t0, 0
clz t1, t0
@ -61,5 +66,6 @@ main:
.word 0x6080101B // Illegal BMU similar to count word
.word 0x6030101B // Illegal BMU similar to count word
j done