xref: /OK3568_Linux_fs/kernel/tools/memory-model/scripts/judgelitmus.sh (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun#!/bin/sh
2*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0+
3*4882a593Smuzhiyun#
4*4882a593Smuzhiyun# Given a .litmus test and the corresponding .litmus.out file, check
5*4882a593Smuzhiyun# the .litmus.out file against the "Result:" comment to judge whether
6*4882a593Smuzhiyun# the test ran correctly.
7*4882a593Smuzhiyun#
8*4882a593Smuzhiyun# Usage:
9*4882a593Smuzhiyun#	judgelitmus.sh file.litmus
10*4882a593Smuzhiyun#
11*4882a593Smuzhiyun# Run this in the directory containing the memory model, specifying the
12*4882a593Smuzhiyun# pathname of the litmus test to check.
13*4882a593Smuzhiyun#
14*4882a593Smuzhiyun# Copyright IBM Corporation, 2018
15*4882a593Smuzhiyun#
16*4882a593Smuzhiyun# Author: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
17*4882a593Smuzhiyun
18*4882a593Smuzhiyunlitmus=$1
19*4882a593Smuzhiyun
20*4882a593Smuzhiyunif test -f "$litmus" -a -r "$litmus"
21*4882a593Smuzhiyunthen
22*4882a593Smuzhiyun	:
23*4882a593Smuzhiyunelse
24*4882a593Smuzhiyun	echo ' --- ' error: \"$litmus\" is not a readable file
25*4882a593Smuzhiyun	exit 255
26*4882a593Smuzhiyunfi
27*4882a593Smuzhiyunif test -f "$LKMM_DESTDIR/$litmus".out -a -r "$LKMM_DESTDIR/$litmus".out
28*4882a593Smuzhiyunthen
29*4882a593Smuzhiyun	:
30*4882a593Smuzhiyunelse
31*4882a593Smuzhiyun	echo ' --- ' error: \"$LKMM_DESTDIR/$litmus\".out is not a readable file
32*4882a593Smuzhiyun	exit 255
33*4882a593Smuzhiyunfi
34*4882a593Smuzhiyunif grep -q '^ \* Result: ' $litmus
35*4882a593Smuzhiyunthen
36*4882a593Smuzhiyun	outcome=`grep -m 1 '^ \* Result: ' $litmus | awk '{ print $3 }'`
37*4882a593Smuzhiyunelse
38*4882a593Smuzhiyun	outcome=specified
39*4882a593Smuzhiyunfi
40*4882a593Smuzhiyun
41*4882a593Smuzhiyungrep '^Observation' $LKMM_DESTDIR/$litmus.out
42*4882a593Smuzhiyunif grep -q '^Observation' $LKMM_DESTDIR/$litmus.out
43*4882a593Smuzhiyunthen
44*4882a593Smuzhiyun	:
45*4882a593Smuzhiyunelse
46*4882a593Smuzhiyun	echo ' !!! Verification error' $litmus
47*4882a593Smuzhiyun	if ! grep -q '!!!' $LKMM_DESTDIR/$litmus.out
48*4882a593Smuzhiyun	then
49*4882a593Smuzhiyun		echo ' !!! Verification error' >> $LKMM_DESTDIR/$litmus.out 2>&1
50*4882a593Smuzhiyun	fi
51*4882a593Smuzhiyun	exit 255
52*4882a593Smuzhiyunfi
53*4882a593Smuzhiyunif test "$outcome" = DEADLOCK
54*4882a593Smuzhiyunthen
55*4882a593Smuzhiyun	if grep '^Observation' $LKMM_DESTDIR/$litmus.out | grep -q 'Never 0 0$'
56*4882a593Smuzhiyun	then
57*4882a593Smuzhiyun		ret=0
58*4882a593Smuzhiyun	else
59*4882a593Smuzhiyun		echo " !!! Unexpected non-$outcome verification" $litmus
60*4882a593Smuzhiyun		if ! grep -q '!!!' $LKMM_DESTDIR/$litmus.out
61*4882a593Smuzhiyun		then
62*4882a593Smuzhiyun			echo " !!! Unexpected non-$outcome verification" >> $LKMM_DESTDIR/$litmus.out 2>&1
63*4882a593Smuzhiyun		fi
64*4882a593Smuzhiyun		ret=1
65*4882a593Smuzhiyun	fi
66*4882a593Smuzhiyunelif grep '^Observation' $LKMM_DESTDIR/$litmus.out | grep -q $outcome || test "$outcome" = Maybe
67*4882a593Smuzhiyunthen
68*4882a593Smuzhiyun	ret=0
69*4882a593Smuzhiyunelse
70*4882a593Smuzhiyun	echo " !!! Unexpected non-$outcome verification" $litmus
71*4882a593Smuzhiyun	if ! grep -q '!!!' $LKMM_DESTDIR/$litmus.out
72*4882a593Smuzhiyun	then
73*4882a593Smuzhiyun		echo " !!! Unexpected non-$outcome verification" >> $LKMM_DESTDIR/$litmus.out 2>&1
74*4882a593Smuzhiyun	fi
75*4882a593Smuzhiyun	ret=1
76*4882a593Smuzhiyunfi
77*4882a593Smuzhiyuntail -2 $LKMM_DESTDIR/$litmus.out | head -1
78*4882a593Smuzhiyunexit $ret
79