1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/common/bin/compare-objects.sh Wed Apr 27 01:39:08 2016 +0800
1.3 @@ -0,0 +1,235 @@
1.4 +#!/bin/bash
1.5 +#
1.6 +# Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
1.7 +# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.8 +#
1.9 +# This code is free software; you can redistribute it and/or modify it
1.10 +# under the terms of the GNU General Public License version 2 only, as
1.11 +# published by the Free Software Foundation.
1.12 +#
1.13 +# This code is distributed in the hope that it will be useful, but WITHOUT
1.14 +# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.15 +# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.16 +# version 2 for more details (a copy is included in the LICENSE file that
1.17 +# accompanied this code).
1.18 +#
1.19 +# You should have received a copy of the GNU General Public License version
1.20 +# 2 along with this work; if not, write to the Free Software Foundation,
1.21 +# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.22 +#
1.23 +# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1.24 +# or visit www.oracle.com if you need additional information or have any
1.25 +# questions.
1.26 +#
1.27 +
1.28 +# MANUAL
1.29 +#
1.30 +# ./common/bin/compare-objects.sh old_jdk_build_dir new_jdk_build_dir
1.31 +#
1.32 +# Compares object files
1.33 +#
1.34 +
1.35 +if [ "x$1" = "x-h" ] || [ "x$1" = "x--help" ] || [ "x$1" == "x" ]; then
1.36 + echo "bash ./common/bin/compare-objects.sh old_jdk_build_dir new_jdk_build_dir <pattern>"
1.37 + echo ""
1.38 + echo "Compare object files"
1.39 + echo ""
1.40 + exit 10
1.41 +fi
1.42 +
1.43 +#######
1.44 +#
1.45 +# List of files (grep patterns) that are ignored
1.46 +#
1.47 +# 1) hotspot object files
1.48 +IGNORE="-e hotspot"
1.49 +
1.50 +# 2) various build artifacts: sizer.32.o sizer.64.o dummyodbc.o
1.51 +# these are produced during build and then e.g run to produce other data
1.52 +# i.e not directly put into build => safe to ignore
1.53 +IGNORE="${IGNORE} -e sizer.32.o -e sizer.64.o"
1.54 +IGNORE="${IGNORE} -e dummyodbc.o"
1.55 +IGNORE="${IGNORE} -e genSolarisConstants.o"
1.56 +IGNORE="${IGNORE} -e genUnixConstants.o"
1.57 +
1.58 +OLD="$1"
1.59 +NEW="$2"
1.60 +shift; shift
1.61 +PATTERN="$*"
1.62 +
1.63 +if [ -f $NEW/spec.sh ]; then
1.64 + . $NEW/spec.sh
1.65 +elif [ -f $NEW/../../spec.sh ]; then
1.66 + . $NEW/../../spec.sh
1.67 +elif [ -f $OLD/spec.sh ]; then
1.68 + . $OLD/spec.sh
1.69 +elif [ -f $OLD/../../spec.sh ]; then
1.70 + . $OLD/../../spec.sh
1.71 +else
1.72 + echo "Unable to find spec.sh"
1.73 + echo "Giving up"
1.74 + exit 1
1.75 +fi
1.76 +
1.77 +export COMPARE_ROOT=/tmp/cimages.$USER/objects
1.78 +mkdir -p $COMPARE_ROOT
1.79 +
1.80 +(${CD} $OLD && ${FIND} . -name '*.o') > $COMPARE_ROOT/list.old
1.81 +(${CD} $NEW && ${FIND} . -name '*.o') > $COMPARE_ROOT/list.new
1.82 +
1.83 +# On macosx JobjC is build in both i386 and x86_64 variant (universial binary)
1.84 +# but new build only builds the x86_64
1.85 +# Remove the 386 variants from comparison...to avoid "false" positives
1.86 +${GREP} -v 'JObjC.dst/Objects-normal/i386' $COMPARE_ROOT/list.old > $COMPARE_ROOT/list.old.new
1.87 +${CP} $COMPARE_ROOT/list.old $COMPARE_ROOT/list.old.full
1.88 +${CP} $COMPARE_ROOT/list.old.new $COMPARE_ROOT/list.old
1.89 +
1.90 +findnew() {
1.91 + arg_1=$1
1.92 + arg_2=$2
1.93 +
1.94 + # special case 1 unpack-cmd => unpackexe
1.95 + arg_1=`${ECHO} $arg_1 | ${SED} 's!unpack-cmd!unpackexe!g'`
1.96 + arg_2=`${ECHO} $arg_2 | ${SED} 's!unpack-cmd!unpackexe!g'`
1.97 +
1.98 + # special case 2 /JObjC.dst/ => /libjobjc/
1.99 + arg_1=`${ECHO} $arg_1 | ${SED} 's!/JObjC.dst/!/libjobjc/!g'`
1.100 + arg_2=`${ECHO} $arg_2 | ${SED} 's!/JObjC.dst/!/libjobjc/!g'`
1.101 +
1.102 + full=`${ECHO} $arg_1 | ${SED} 's!\.!\\\.!g'`
1.103 + medium=`${ECHO} $arg_1 | ${SED} 's!.*/\([^/]*/[^/]*\)!\1!'`
1.104 + short=`${ECHO} $arg_2 | ${SED} 's!\.!\\\.!g'`
1.105 + if [ "`${GREP} -c "/$full" $COMPARE_ROOT/list.new`" -eq 1 ]
1.106 + then
1.107 + ${ECHO} $NEW/$arg_1
1.108 + return
1.109 + fi
1.110 +
1.111 + if [ "`${GREP} -c "$medium" $COMPARE_ROOT/list.new`" -eq 1 ]
1.112 + then
1.113 + ${GREP} "$medium" $COMPARE_ROOT/list.new
1.114 + return
1.115 + fi
1.116 +
1.117 + if [ "`${GREP} -c "/$short" $COMPARE_ROOT/list.new`" -eq 1 ]
1.118 + then
1.119 + ${GREP} "/$short" $COMPARE_ROOT/list.new
1.120 + return
1.121 + fi
1.122 +
1.123 + # old style has "dir" before obj{64}
1.124 + dir=`${ECHO} $arg_1 | ${SED} 's!.*/\([^/]*\)/obj[64]*.*!\1!g'`
1.125 + if [ -n "$dir" -a "$dir" != "$arg_1" ]
1.126 + then
1.127 + if [ "`${GREP} $dir $COMPARE_ROOT/list.new | ${GREP} -c "/$short"`" -eq 1 ]
1.128 + then
1.129 + ${GREP} $dir $COMPARE_ROOT/list.new | ${GREP} "/$short"
1.130 + return
1.131 + fi
1.132 +
1.133 + # Try with lib$dir/
1.134 + if [ "`${GREP} "lib$dir/" $COMPARE_ROOT/list.new | ${GREP} -c "/$short"`" -eq 1 ]
1.135 + then
1.136 + ${GREP} "lib$dir/" $COMPARE_ROOT/list.new | ${GREP} "/$short"
1.137 + return
1.138 + fi
1.139 +
1.140 + # Try with $dir_objs
1.141 + if [ "`${GREP} "${dir}_objs" $COMPARE_ROOT/list.new | ${GREP} -c "/$short"`" -eq 1 ]
1.142 + then
1.143 + ${GREP} "${dir}_objs" $COMPARE_ROOT/list.new | ${GREP} "/$short"
1.144 + return
1.145 + fi
1.146 + fi
1.147 +
1.148 + # check for some specifics...
1.149 + for i in demo hotspot jobjc
1.150 + do
1.151 + if [ "`${ECHO} $full | ${GREP} -c $i`" -gt 0 ]
1.152 + then
1.153 + if [ "`${GREP} $i $COMPARE_ROOT/list.new | ${GREP} -c "/$short"`" -eq 1 ]
1.154 + then
1.155 + ${GREP} $i $COMPARE_ROOT/list.new | ${GREP} "/$short"
1.156 + return
1.157 + fi
1.158 + fi
1.159 + done
1.160 +
1.161 + # check for specific demo
1.162 + demo=`${ECHO} $arg_1 | ${SED} 's!.*/demo/jvmti/\([^/]*\)/.*!\1!g'`
1.163 + if [ -n "$demo" -a "$dir" != "$demo" ]
1.164 + then
1.165 + if [ "`${GREP} $demo $COMPARE_ROOT/list.new | ${GREP} -c "/$short"`" -eq 1 ]
1.166 + then
1.167 + ${GREP} $demo $COMPARE_ROOT/list.new | ${GREP} "/$short"
1.168 + return
1.169 + fi
1.170 + fi
1.171 +
1.172 + return
1.173 +}
1.174 +
1.175 +compare() {
1.176 + old=$1
1.177 + new=$2
1.178 + ${DIFF} $old $new > /dev/null
1.179 + res=$?
1.180 + if [ $res -eq 0 ]
1.181 + then
1.182 + ${ECHO} 0
1.183 + return
1.184 + fi
1.185 +
1.186 + # check if stripped objects gives equality
1.187 + ${CP} $old $COMPARE_ROOT/`basename $old`.old
1.188 + ${CP} $new $COMPARE_ROOT/`basename $old`.new
1.189 + ${POST_STRIP_CMD} $COMPARE_ROOT/`basename $old`.old $COMPARE_ROOT/`basename $old`.new > /dev/null 2>&1
1.190 + ${DIFF} $COMPARE_ROOT/`basename $old`.old $COMPARE_ROOT/`basename $old`.new > /dev/null
1.191 + res=$?
1.192 + ${RM} $COMPARE_ROOT/`basename $old`.old $COMPARE_ROOT/`basename $old`.new
1.193 + if [ $res -eq 0 ]
1.194 + then
1.195 + ${ECHO} S
1.196 + return
1.197 + fi
1.198 +
1.199 + name=`basename $1 | ${SED} 's!\.o!!'`
1.200 + cntold=`strings $old | ${GREP} -c $name`
1.201 + cntnew=`strings $new | ${GREP} -c $name`
1.202 +
1.203 + if [ $cntold -gt 0 -a $cntnew -gt 0 ]
1.204 + then
1.205 + ${ECHO} F
1.206 + return
1.207 + fi
1.208 +
1.209 + ${ECHO} 1
1.210 +}
1.211 +
1.212 +for F in `${CAT} $COMPARE_ROOT/list.old`
1.213 +do
1.214 + if [ "${IGNORE}" ] && [ "`${ECHO} $F | ${GREP} ${IGNORE}`" ]
1.215 + then
1.216 + #
1.217 + # skip ignored files
1.218 + #
1.219 + continue;
1.220 + fi
1.221 +
1.222 + if [ "$PATTERN" ] && [ `${ECHO} $F | ${GREP} -c $PATTERN` -eq 0 ]
1.223 + then
1.224 + continue;
1.225 + fi
1.226 +
1.227 + f=`basename $F`
1.228 + o=$OLD/$F
1.229 + n=`findnew $F $f`
1.230 +
1.231 + if [ "$n" ]
1.232 + then
1.233 + n="$NEW/$n"
1.234 + ${ECHO} `compare $o $n` : $f : $o : $n
1.235 + else
1.236 + ${ECHO} "- : $f : $o "
1.237 + fi
1.238 +done
