contrib/regression/btest-gcc.sh

   1 #!/bin/sh
   2
   3 #  Test GCC.
   4 #  Copyright (C) 1999, 2000, 2001, 2002, 2005, 2006, 2009, 2012
   5 #  Free Software Foundation, Inc.
   6
   7 #  This program is free software; you can redistribute it and/or modify
   8 #  it under the terms of the GNU General Public License as published by
   9 #  the Free Software Foundation; either version 3 of the License, or
  10 #  (at your option) any later version.
  11
  12 #  This program is distributed in the hope that it will be useful,
  13 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 #  GNU General Public License for more details.
  16
  17 #  You should have received a copy of the GNU General Public License
  18 #  along with this program; see the file COPYING3.  If not see
  19 #  <http://www.gnu.org/licenses/>.
  20
  21 # INPUT:
  22 # btest <options> <target> <source> <prefix> <state> <build>
  23
  24 add_passes_despite_regression=0
  25 dashj=''
  26
  27 # <options> can be
  28 # --add-passes-despite-regression:
  29 #  Add new "PASSes" despite there being some regressions.
  30 # -j<n>:
  31 #  Pass '-j<n>' to make.
  32
  33 case "$1" in
  34  --add-passes-despite-regression)
  35   add_passes_despite_regression=1; shift;;
  36  -j*)
  37   dashj=$1; shift;;
  38  -*) echo "Invalid option: $1"; exit 2;;
  39 esac
  40
  41 # TARGET is the target triplet.  It should be the same one as used in
  42 # constructing PREFIX.  Or it can be the keyword 'native', indicating
  43 # a target of whatever platform the script is running on.
  44 TARGET=$1
  45 # SOURCE is the directory containing the toplevel configure.
  46 SOURCE=$2
  47
  48 # PREFIX is the directory for the --prefix option to configure.
  49 #   For cross compilers, it needs to contain header files,
  50 #   libraries, and binutils.  PATH should probably include
  51 #   $PREFIX/bin.
  52 PREFIX=$3
  53 # This script also needs to include the GDB testsuite in
  54 #   $PREFIX/share/gdb-testsuite.
  55 GDB_TESTSUITE=$PREFIX/share/gdb-testsuite
  56
  57 # STATE is where the tester maintains its internal state,
  58 #   described below.
  59 STATE=$4
  60
  61 # BUILD is a temporary directory that this script will
  62 #   delete and recreate, containing the build tree.
  63 BUILD=$5
  64
  65 # you also probably need to set these variables:
  66 # PATH: should contain a native gcc, and a cross gdb.
  67 # DEJAGNU: should point to a site.exp suitable for testing
  68 #   the compiler and debugger.
  69
  70
  71 # OUTPUT: in $RESULT, one of the following keywords:
  72 #   error       the script failed due to
  73 #               a misconfiguration or resource limitation
  74 #   build       the build failed
  75 #   regress-<n> the build succeeded, but there were <n>
  76 #               testsuite regressions, listed in $REGRESS
  77 #   pass        build succeeded and there were no regressions
  78 RESULT=$STATE/RESULT
  79 # in BUILD_LOG, the output of the build
  80 BUILD_LOG=$STATE/build_log
  81 # in FAILED, a list of failing testcases
  82 FAILED=$STATE/failed
  83 # in PASSES, the list of testcases we expect to pass
  84 PASSES=$STATE/passes
  85 # in REGRESS, a list of testcases we expected to pass but that failed
  86 REGRESS=$STATE/regress
  87
  88 # Make sure various files exist.
  89 [ -d $STATE ] || mkdir $STATE
  90 [ -f $PASSES ] || touch $PASSES
  91
  92 # These lines should stay in this order, because
  93 # that way if something is badly wrong and $RESULT can't
  94 # be modified then cron will mail the error message.
  95 # The reverse order could lead to the testsuite claiming that
  96 # everything always passes, without running any tests.
  97 echo error > $RESULT || exit 1
  98 exec > $BUILD_LOG 2>&1 || exit 1
  99
 100 set -x
 101
 102 # Nuke $BUILD and recreate it.
 103 rm -rf $BUILD $REGRESS $FAILED
 104 mkdir $BUILD || exit 1
 105 cd $BUILD || exit 1
 106
 107 H_BUILD=`$SOURCE/config.guess || exit 1`
 108 H_HOST=$H_BUILD
 109 if [ $TARGET = native ] ; then
 110   H_TARGET=$H_HOST
 111 else
 112   H_TARGET=$TARGET
 113 fi
 114 H_REAL_TARGET=`$SOURCE/config.sub $H_TARGET || exit 1`
 115
 116 # TESTLOGS is the list of dejagnu .sum files that the tester should
 117 # look at.
 118 TESTLOGS="gcc/testsuite/gcc/gcc.sum
 119 gcc/testsuite/g++/g++.sum
 120 gcc/testsuite/objc/objc.sum"
 121
 122 # Build.
 123 echo build > $RESULT
 124 if [ $H_HOST = $H_TARGET ] ; then
 125   $SOURCE/configure --prefix=$PREFIX --target=$H_TARGET || exit 1
 126   if ! make $dashj bootstrap ; then
 127     [ -s .bad_compare ] || exit 1
 128     cat .bad_compare >> $REGRESS || exit 1
 129     touch compare || exit 1   # Prevent the comparison from running again
 130     make $dashj all || exit 1
 131   fi
 132 else
 133   withopt="--with-gnu-ld --with-gnu-as"
 134   case "$H_TARGET" in
 135     *-linux*) ;;
 136     *) withopt="$withopt --with-newlib";;
 137   esac
 138   $SOURCE/configure --prefix=$PREFIX --target=$H_TARGET $withopt || exit 1
 139   make $dashj || exit 1
 140 fi
 141 echo error > $RESULT || exit 1
 142
 143 # Test GCC against its internal testsuite.
 144 make $dashj -k check
 145
 146 if [ -f gcc/testsuite/gfortran/gfortran.sum ] ; then
 147   TESTLOGS="$TESTLOGS gcc/testsuite/gfortran/gfortran.sum"
 148 fi
 149
 150 if [ -f $BUILD/$H_TARGET/libstdc++-v3/testsuite/libstdc++.sum ] ; then
 151   TESTLOGS="$TESTLOGS $H_TARGET/libstdc++-v3/testsuite/libstdc++.sum"
 152 fi
 153
 154 if [ -f $BUILD/$H_TARGET/libffi/testsuite/libffi.sum ] ; then
 155   TESTLOGS="$TESTLOGS $H_TARGET/libffi/testsuite/libffi.sum"
 156 fi
 157
 158 if [ -f $BUILD/$H_TARGET/libjava/testsuite/libjava.sum ] ; then
 159   TESTLOGS="$TESTLOGS $H_TARGET/libjava/testsuite/libjava.sum"
 160 fi
 161
 162 if [ -f $BUILD/$H_TARGET/libgomp/testsuite/libgomp.sum ] ; then
 163   TESTLOGS="$TESTLOGS $H_TARGET/libgomp/testsuite/libgomp.sum"
 164 fi
 165
 166 if [ -f $BUILD/$H_TARGET/libmudflap/testsuite/libmudflap.sum ] ; then
 167   TESTLOGS="$TESTLOGS $H_TARGET/libmudflap/testsuite/libmudflap.sum"
 168 fi
 169
 170 # Test the just-built GCC with the GDB testsuite.
 171 if [ -d $GDB_TESTSUITE ] ; then
 172   mkdir test-gdb || exit 1
 173   cd $GDB_TESTSUITE || exit 1
 174   for i in gdb.* ; do
 175     if [ -d $i ] ; then
 176       mkdir $BUILD/test-gdb/$i
 177     fi
 178   done
 179   cd $BUILD/test-gdb || exit 1
 180   echo "set host_alias $H_HOST" > site.exp
 181   echo "set host_triplet $H_HOST" >> site.exp
 182   echo "set target_alias $H_TARGET" >> site.exp
 183   echo "set target_triplet $H_REAL_TARGET" >> site.exp
 184   echo "set build_alias $H_BUILD" >> site.exp
 185   echo "set build_triplet $H_BUILD" >> site.exp
 186   echo "set srcdir $GDB_TESTSUITE" >> site.exp
 187   runtest --tool gdb
 188   TESTLOGS="$TESTLOGS test-gdb/gdb.sum"
 189 fi
 190
 191 # Sanity-check the testlogs.  They should contain at least one PASS.
 192 cd $BUILD || exit 1
 193 for LOG in $TESTLOGS ; do
 194   if ! grep ^PASS: $LOG > /dev/null ; then
 195     echo build > $RESULT
 196     exit 1
 197   fi
 198 done
 199
 200 # Work out what failed
 201 for LOG in $TESTLOGS ; do
 202   L=`basename $LOG`
 203   awk '/^FAIL: / { print "'$L'",$2; }' $LOG || exit 1
 204 done | sort | uniq > $FAILED || exit 1
 205 comm -12 $FAILED $PASSES >> $REGRESS || exit 1
 206 NUMREGRESS=`wc -l < $REGRESS | tr -d ' '`
 207
 208 if [ $NUMREGRESS -eq 0 ] || [ $add_passes_despite_regression -ne 0 ] ; then
 209   # Update the state.
 210   for LOG in $TESTLOGS ; do
 211     L=`basename $LOG`
 212     awk '/^PASS: / { print "'$L'",$2; }' $LOG || exit 1
 213   done | sort | uniq | comm -23 - $FAILED > ${PASSES}~ || exit 1
 214   [ -s ${PASSES}~ ] || exit 1
 215   if [ $NUMREGRESS -ne 0 ] ; then
 216     # The way we keep track of new PASSes when in "regress-N" for
 217     # --add-passes-despite-regression, is to *add* them to previous
 218     # PASSes.  Just as without this option, we don't forget *any* PASS
 219     # lines, because besides the ones in $REGRESS that we definitely
 220     # don't want to lose, their removal or rename may have been a
 221     # mistake (as in, the cause of the "regress-N" state).  If they
 222     # come back, we then know they're regressions.
 223     cat ${PASSES}~ ${PASSES} | sort -u > ${PASSES}~~
 224     mv ${PASSES}~~ ${PASSES} || exit 1
 225     rm ${PASSES}~ || exit 1
 226   else
 227     # In contrast to the merging for "regress-N", we just overwrite
 228     # the known PASSes when in the "pass" state, so we get rid of
 229     # stale PASS lines for removed, moved or otherwise changed tests
 230     # which may be added back with a different meaning later on.
 231     mv ${PASSES}~ ${PASSES} || exit 1
 232   fi
 233 fi
 234
 235 if [ $NUMREGRESS -ne 0 ] ; then
 236   echo regress-$NUMREGRESS > $RESULT
 237   exit 1
 238 fi
 239
 240 echo pass > $RESULT
 241 exit 0