sim/configure.in

   1 dnl Process this file with autoconf to produce a configure script.
   2 AC_PREREQ(2.13)dnl
   3 AC_INIT(Makefile.in)
   4
   5 AC_PROG_CC
   6 AC_PROG_INSTALL
   7 AC_CHECK_TOOL(AR, ar)
   8 AC_CHECK_TOOL(RANLIB, ranlib, :)
   9
  10 AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
  11 AC_CANONICAL_SYSTEM
  12 AC_ARG_PROGRAM
  13 AC_PROG_CC
  14 AC_SUBST(CFLAGS)
  15 AC_SUBST(HDEFINES)
  16 AR=${AR-ar}
  17 AC_SUBST(AR)
  18 AC_PROG_RANLIB
  19
  20 # Put a plausible default for CC_FOR_BUILD in Makefile.
  21 if test "x$cross_compiling" = "xno"; then
  22   CC_FOR_BUILD='$(CC)'
  23 else
  24   CC_FOR_BUILD=gcc
  25 fi
  26 AC_SUBST(CC_FOR_BUILD)
  27
  28 # If a cpu ever has more than one simulator to choose from, use
  29 # --enable-sim=... to choose.
  30 AC_ARG_ENABLE(sim,
  31 [  --enable-sim ],
  32 [case "${enableval}" in
  33 yes | no) ;;
  34 *)      AC_MSG_ERROR(bad value ${enableval} given for --enable-sim option) ;;
  35 esac])
  36
  37 # Assume simulator can be built with cc.
  38 # If the user passes --enable-sim built it regardless of $(CC).
  39 only_if_gcc=no
  40 only_if_enabled=no
  41 extra_subdirs=common
  42
  43 # WHEN ADDING ENTRIES TO THIS MATRIX:
  44 #  Make sure that the left side always has two dashes.  Otherwise you
  45 #  can get spurious matches.  Even for unambiguous cases, do this as a
  46 #  convention, else the table becomes a real mess to understand and maintain.
  47
  48 case "${target}" in
  49   arm*-*-* | thumb*-*-*)
  50         sim_target=arm
  51         extra_subdirs="${extra_subdirs} testsuite"
  52         ;;
  53   strongarm*-*-*)
  54         sim_target=arm
  55         extra_subdirs="${extra_subdirs} testsuite"
  56         ;;
  57   xscale-*-*)
  58         sim_target=arm
  59         extra_subdirs="${extra_subdirs} testsuite"
  60         ;;
  61   d10v-*-*)             sim_target=d10v ;;
  62 # OBSOLETE   d30v-*-*)
  63 # OBSOLETE      sim_target=d30v
  64 # OBSOLETE      only_if_gcc=yes
  65 # OBSOLETE      extra_subdirs="${extra_subdirs} igen"
  66 # OBSOLETE      ;;
  67 # OBSOLETE   fr30-*-*)          sim_target=fr30 ;;
  68   frv-*-*)              sim_target=frv
  69         extra_subdirs="${extra_subdirs} testsuite"
  70         ;;
  71   h8300*-*-*)
  72         sim_target=h8300
  73         extra_subdirs="${extra_subdirs} testsuite"
  74         ;;
  75   h8500-*-*)            sim_target=h8500 ;;
  76   i960-*-*)             sim_target=i960 ;;
  77   m32r-*-*)             sim_target=m32r ;;
  78   m68hc11-*-*|m6811-*-*) sim_target=m68hc11 ;;
  79   mcore-*-*)            sim_target=mcore ;;
  80   mips*-*-*)
  81         # The MIPS simulator can only be compiled by gcc.
  82         sim_target=mips
  83         only_if_gcc=yes
  84         extra_subdirs="${extra_subdirs} igen testsuite"
  85         ;;
  86   mn10300*-*-*)
  87         # The mn10300 simulator can only be compiled by gcc.
  88         sim_target=mn10300
  89         only_if_gcc=yes
  90         extra_subdirs="${extra_subdirs} igen"
  91         ;;
  92   mn10200*-*-*)
  93         sim_target=mn10200
  94         ;;
  95   sh*-*-*)
  96         sim_target=sh
  97         extra_subdirs="${extra_subdirs} testsuite"
  98         ;;
  99   powerpc*-*-eabi* | powerpc*-*-solaris* | powerpc*-*-sysv4* | \
 100   powerpc*-*-elf* | powerpc*-*-linux* | powerpc*-*-netbsd* )
 101         # The PowerPC simulator uses the GCC extension long long as well as
 102         # ANSI prototypes, so don't enable it for random host compilers
 103         # unless asked to.
 104         sim_target=ppc
 105         only_if_gcc=yes
 106         #extra_subdirs="${extra_subdirs}"
 107         ;;
 108   tic80-*-*)
 109         sim_target=tic80
 110         only_if_gcc=yes
 111         extra_subdirs="${extra_subdirs} igen"
 112         ;;
 113   v850-*-*)
 114         # The V850 simulator can only be compiled by gcc.
 115         sim_target=v850
 116         extra_subdirs="${extra_subdirs} igen"
 117         only_if_gcc=yes
 118         ;;
 119   v850e-*-*)
 120         # The V850 simulator can only be compiled by gcc.
 121         sim_target=v850
 122         extra_subdirs="${extra_subdirs} igen"
 123         only_if_gcc=yes
 124         ;;
 125   v850ea-*-*)
 126         # The V850 simulator can only be compiled by gcc.
 127         sim_target=v850
 128         extra_subdirs="${extra_subdirs} igen"
 129         only_if_gcc=yes
 130         ;;
 131   w65-*-*)
 132         sim_target=w65
 133         # The w65 is suffering from gradual decay.
 134         only_if_enabled=yes
 135         ;;
 136   z8k*-*-*)             sim_target=z8k ;;
 137   sparc64-*-*)
 138         only_if_gcc=yes
 139         sim_target=none # Don't build erc32 if sparc64.
 140         ;;
 141   sparclite*-*-* | sparc86x*-*-*)
 142         # The SPARC simulator can only be compiled by gcc.
 143         only_if_gcc=yes
 144         sim_target=erc32
 145         ;;
 146   sparc*-*-*)
 147         # The SPARC simulator can only be compiled by gcc.
 148         only_if_gcc=yes
 149         # Unfortunately erc32 won't build on many hosts, so only enable
 150         # it if the user really really wants it.
 151         only_if_enabled=yes
 152         sim_target=erc32
 153         ;;
 154   *)                    sim_target=none ;;
 155 esac
 156
 157
 158 # Is there a testsuite directory for the target?
 159 testdir=`echo ${target} | sed -e 's/-.*-/-/'`
 160 if test -r ${srcdir}/testsuite/${testdir}/configure ; then
 161   extra_subdirs="${extra_subdirs} testsuite"
 162 fi
 163
 164
 165 case "${enable_sim}" in
 166 no)     sim_target=none ;;
 167 yes)
 168         if test ${only_if_gcc} = yes ; then
 169                 if test "${GCC}" != yes ; then
 170                         echo "Can't enable simulator since not compiling with GCC."
 171                         sim_target=none
 172                 fi
 173         fi
 174         ;;
 175 *)
 176         if test ${only_if_enabled} = yes ; then
 177                 sim_target=none
 178         else
 179                 if test ${only_if_gcc} = yes ; then
 180                         if test "${GCC}" != yes ; then
 181                                 sim_target=none
 182                         fi
 183                 fi
 184         fi
 185         ;;
 186 esac
 187
 188 if test x"${sim_target}" != xnone ; then
 189         configdirs="${extra_subdirs} ${sim_target}"
 190         AC_CONFIG_SUBDIRS($configdirs)
 191 fi
 192
 193 AC_OUTPUT(Makefile)
 194
 195 exit 0