#!/bin/sh dir=`cd $(dirname "$0"); pwd`bin=$dir/../qbebinref=$dir/../qbe.ref tmp=/tmp/qbe.zzzz drv=$tmp.casm=$tmp.sasmref=$tmp.ref.sexe=$tmp.exeout=$tmp.out testcc() {	echo "int main() { }" | $1 -x c -o /dev/null - >/dev/null 2>&1	return $?} init() {	case "$TARGET" in	arm64)		for p in aarch64-linux-musl aarch64-linux-gnu		do			cc="$p-gcc -no-pie -static"			qemu="qemu-aarch64"			if				$cc -v >/dev/null 2>&1 &&				$qemu -version >/dev/null 2>&1			then				if sysroot=$($cc -print-sysroot) && test -n "$sysroot"				then					qemu="$qemu -L $sysroot"				fi				break			fi			cc=		done		if test -z "$cc"		then			echo "Cannot find arm64 compiler or qemu."			exit 1		fi		bin="$bin -t arm64"		;;	rv64)		for p in riscv64-linux-musl riscv64-linux-gnu		do			cc="$p-gcc -no-pie -static"			qemu="qemu-riscv64"			if				$cc -v >/dev/null 2>&1 &&				$qemu -version >/dev/null 2>&1			then				if sysroot=$($cc -print-sysroot) && test -n "$sysroot"				then					qemu="$qemu -L $sysroot"				fi				break			fi			cc=		done		if test -z "$cc"		then			echo "Cannot find riscv64 compiler or qemu."			exit 1		fi		bin="$bin -t rv64"		;;	"")		case `uname` in		*Darwin*)			cc="cc"			;;		*OpenBSD*)			cc="cc -nopie -lpthread"			;;		*FreeBSD*)			cc="cc -lpthread"			;;		*)			cc="${CC:-cc} -lpthread"			testcc "$cc" || cc="${CC:-cc}"			;;		esac		TARGET=`$bin -t?`		;;	*)		echo "Unknown target '$TARGET'."		exit 1		;;	esac} cleanup() {	rm -f $drv $asm $exe $out} extract() {	WHAT="$1"	FILE="$2" 	awk "		/^# >>> $WHAT/ {			p = 1			next		}		/^# <<</ {			p = 0		}		p	" $FILE \	| sed -e 's/# //' \	| sed -e 's/#$//'} once() {	t="$1" 	if ! test -f $t	then		echo "invalid test file $t" >&2		exit 1	fi 	if		sed -e 1q $t |		grep "skip.* $TARGET\( .*\)\?$" \		>/dev/null	then		return 0	fi 	printf "%-45s" "$(basename $t)..." 	if ! $bin -o $asm $t	then		echo "[qbe fail]"		return 1	fi 	if test -x $binref	then		$binref -o $asmref $t 2>/dev/null	fi 	extract driver $t > $drv	extract output $t > $out 	if test -s $drv	then		src="$drv $asm"	else		src="$asm"	fi 	if ! $cc -g -o $exe $src	then		echo "[cc fail]"		return 1	fi 	if test -s $out	then		$qemu $exe a b c | diff -u - $out		ret=$?		reason="output"	else		$qemu $exe a b c		ret=$?		reason="returned $ret"	fi 	if test $ret -ne 0	then		echo "[$reason fail]"		return 1	fi 	echo "[ok]" 	if test -f $asmref && ! cmp -s $asm $asmref	then		loc0=`wc -l $asm    | cut -d' ' -f1`		loc1=`wc -l $asmref | cut -d' ' -f1`		printf "    asm diff: %+d\n" $(($loc0 - $loc1))		return 0	fi} #trap cleanup TERM QUIT init if test -z "$1"then	echo "usage: tools/test.sh {all, SSAFILE}" 2>&1	exit 1fi case "$1" in"all")	fail=0	for t in $dir/../test/[!_]*.ssa	do		once $t		fail=`expr $fail + $?`	done	if test $fail -ge 1	then		echo		echo "$fail test(s) failed!"	else		echo		echo "All is fine!"	fi	exit $fail	;;*)	once $1	exit $?	;;esac