cmd/bent/scripts/benchdwarf

#!/bin/bash

x=`which dwarf-goodness`
y=`which optargorder`
z=`which nostmt`
tmp=tmp-bench-dwarf-$$
bench=no

# make it exist so it can be removed
cat /dev/null > $tmp

# Measures fraction of input variables to lines that are present
if [ "x$x" = "x" ] ; then
	echo "Can get dwarf-goodness command with 'go get github.com/dr2chase/dwarf-goodness/cmd/dwarf-goodness'"
else
	dwarf-goodness "$1" > $tmp
	# has format #inputs, #present, ratio, difference
	inputsquality=`tail -1 $tmp | awk 'BEGIN {FS=","} {print $3}'`
	echo "tmp dwarf line quality wc = " `wc -l $tmp`
	bench=yes
fi

# Measures fraction of function arguments that are present at function entry
if [ "x$y" = "x" ] ; then
	echo "Can get optargorder command with 'go get github.com/dr2chase/optargorder'"
else
	optargorder "$1" > $tmp
	# has format nFunctions,argumentError,mixedRegMem,regReuse,tooManyPieces,missingSource,wrongOrder,missingDwarf,duplicated,1-totalErrors/nFunctions
	argsquality=`tail -1 $tmp | awk 'BEGIN {FS=","} {print $10}'`
	echo "tmp dwarf args quality wc = " `wc -l $tmp`
	bench=yes
fi

# Measures fraction of lines mentioned in dwarf that are tagged as "is_stmt"
if [ "x$z" = "x" ] ; then
	echo "Can get nostmt command with 'go get github.com/dr2chase/nostmt'"
else
	nostmt -c "$1" > $tmp
	# has total,nostmt,1-nostmt/total
	stmtquality=`tail -1 $tmp | awk 'BEGIN {FS=","} {print $3}'`
	echo "tmp stmt args quality wc = " `wc -l $tmp`

	nostmt -c -k "$1" > $tmp
	# has total,nostmt,1-nostmt/total
	stmtkindquality=`tail -1 $tmp | awk 'BEGIN {FS=","} {print $3}'`
	echo "tmp stmt args kind quality wc = " `wc -l $tmp`

	bench=yes
fi

if [ ${bench} = "yes" ] ; then
	echo "goos: $GOOS"
	echo "goarch: $GOARCH"
	echo "pkg:" # Erase any inherited pkg if files are concatenated
    if echo $inputsquality | egrep -q '[.0-9]+' ; then
    	echo Unit inputs-quality assume=exact
		echo "Benchmark${2}_dwarf_input_goodness" 1 ${inputsquality} inputs-quality
	fi
    if echo $argsquality | egrep -q '[.0-9]+' ; then
    	echo Unit args-quality assume=exact
		echo "Benchmark${2}_dwarf_args_goodness" 1 ${argsquality} args-quality
	fi
    if echo $stmtquality | egrep -q '[.0-9]+' ; then
    	echo Unit stmts-quality assume=exact
		echo "Benchmark${2}_dwarf_stmt_goodness" 1 ${stmtquality} stmts-quality
		# echo "Benchmark${2}_dwarf_stmt_goodness_kind" 1 ${stmtkindquality} stmts-quality
	fi
fi

rm $tmp