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="${extra_subdirs} testsuite"
  60         ;;
  61   d10v-*-*)             sim_target=d10v ;;
  62   d30v-*-*)
  63         sim_target=d30v
  64         only_if_gcc=yes
  65         extra_subdirs="${extra_subdirs} igen"
  66         ;;
  67   fr30-*-*)             sim_target=fr30 ;;
  68   h8300*-*-*)           sim_target=h8300 ;;
  69   h8500-*-*)            sim_target=h8500 ;;
  70   i960-*-*)             sim_target=i960 ;;
  71   m32r-*-*)             sim_target=m32r ;;
  72   m68hc11-*-*|m6811-*-*) sim_target=m68hc11 ;;
  73   mcore-*-*)            sim_target=mcore ;;
  74   mips*-*-*)
  75         # The MIPS simulator can only be compiled by gcc.
  76         sim_target=mips
  77         only_if_gcc=yes
  78         extra_subdirs="${extra_subdirs} igen"
  79         ;;
  80   mn10300*-*-*)
  81         # The mn10300 simulator can only be compiled by gcc.
  82         sim_target=mn10300
  83         only_if_gcc=yes
  84         extra_subdirs="${extra_subdirs} igen"
  85         ;;
  86   mn10200*-*-*)
  87         sim_target=mn10200
  88         ;;
  89   sh*-*-*)              sim_target=sh ;;
  90   powerpc*-*-eabi* | powerpc*-*-solaris* | powerpc*-*-sysv4* | \
  91   powerpc*-*-elf* | powerpc*-*-linux* | powerpc*-*-netbsd* )
  92         # The PowerPC simulator uses the GCC extension long long as well as
  93         # ANSI prototypes, so don't enable it for random host compilers
  94         # unless asked to.
  95         sim_target=ppc
  96         only_if_gcc=yes
  97         #extra_subdirs="${extra_subdirs}"
  98         ;;
  99   tic80-*-*)
 100         sim_target=tic80
 101         only_if_gcc=yes
 102         extra_subdirs="${extra_subdirs} igen"
 103         ;;
 104   v850-*-*)
 105         # The V850 simulator can only be compiled by gcc.
 106         sim_target=v850
 107         extra_subdirs="${extra_subdirs} igen"
 108         only_if_gcc=yes
 109         ;;
 110   v850e-*-*)
 111         # The V850 simulator can only be compiled by gcc.
 112         sim_target=v850
 113         extra_subdirs="${extra_subdirs} igen"
 114         only_if_gcc=yes
 115         ;;
 116   v850ea-*-*)
 117         # The V850 simulator can only be compiled by gcc.
 118         sim_target=v850
 119         extra_subdirs="${extra_subdirs} igen"
 120         only_if_gcc=yes
 121         ;;
 122   w65-*-*)
 123         sim_target=w65
 124         # The w65 is suffering from gradual decay.
 125         only_if_enabled=yes
 126         ;;
 127   z8k*-*-*)             sim_target=z8k ;;
 128   sparc64-*-*)
 129         only_if_gcc=yes
 130         sim_target=none # Don't build erc32 if sparc64.
 131         ;;
 132   sparclite*-*-* | sparc86x*-*-*)
 133         # The SPARC simulator can only be compiled by gcc.
 134         only_if_gcc=yes
 135         sim_target=erc32
 136         ;;
 137   sparc*-*-*)
 138         # The SPARC simulator can only be compiled by gcc.
 139         only_if_gcc=yes
 140         # Unfortunately erc32 won't build on many hosts, so only enable
 141         # it if the user really really wants it.
 142         only_if_enabled=yes
 143         sim_target=erc32
 144         ;;
 145   *)                    sim_target=none ;;
 146 esac
 147
 148
 149 # Is there a testsuite directory for the target?
 150 testdir=`echo ${target} | sed -e 's/-.*-/-/'`
 151 if test -r ${srcdir}/testsuite/${testdir}/configure ; then
 152   extra_subdirs="${extra_subdirs} testsuite"
 153 fi
 154
 155
 156 case "${enable_sim}" in
 157 no)     sim_target=none ;;
 158 yes)
 159         if test ${only_if_gcc} = yes ; then
 160                 if test "${GCC}" != yes ; then
 161                         echo "Can't enable simulator since not compiling with GCC."
 162                         sim_target=none
 163                 fi
 164         fi
 165         ;;
 166 *)
 167         if test ${only_if_enabled} = yes ; then
 168                 sim_target=none
 169         else
 170                 if test ${only_if_gcc} = yes ; then
 171                         if test "${GCC}" != yes ; then
 172                                 sim_target=none
 173                         fi
 174                 fi
 175         fi
 176         ;;
 177 esac
 178
 179 if test x"${sim_target}" != xnone ; then
 180         configdirs="${extra_subdirs} ${sim_target}"
 181         AC_CONFIG_SUBDIRS($configdirs)
 182 fi
 183
 184 AC_OUTPUT(Makefile)
 185
 186 exit 0