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   sh64-*-*)
  90         sim_target=sh64
  91         extra_subdirs="${extra_subdirs} testsuite"
  92         ;;
  93   sh*-*-*)              sim_target=sh ;;
  94   powerpc*-*-eabi* | powerpc*-*-solaris* | powerpc*-*-sysv4* | \
  95   powerpc*-*-elf* | powerpc*-*-linux* | powerpc*-*-netbsd* )
  96         # The PowerPC simulator uses the GCC extension long long as well as
  97         # ANSI prototypes, so don't enable it for random host compilers
  98         # unless asked to.
  99         sim_target=ppc
 100         only_if_gcc=yes
 101         #extra_subdirs="${extra_subdirs}"
 102         ;;
 103   tic80-*-*)
 104         sim_target=tic80
 105         only_if_gcc=yes
 106         extra_subdirs="${extra_subdirs} igen"
 107         ;;
 108   v850-*-*)
 109         # The V850 simulator can only be compiled by gcc.
 110         sim_target=v850
 111         extra_subdirs="${extra_subdirs} igen"
 112         only_if_gcc=yes
 113         ;;
 114   v850e-*-*)
 115         # The V850 simulator can only be compiled by gcc.
 116         sim_target=v850
 117         extra_subdirs="${extra_subdirs} igen"
 118         only_if_gcc=yes
 119         ;;
 120   v850ea-*-*)
 121         # The V850 simulator can only be compiled by gcc.
 122         sim_target=v850
 123         extra_subdirs="${extra_subdirs} igen"
 124         only_if_gcc=yes
 125         ;;
 126   w65-*-*)
 127         sim_target=w65
 128         # The w65 is suffering from gradual decay.
 129         only_if_enabled=yes
 130         ;;
 131   z8k*-*-*)             sim_target=z8k ;;
 132   sparc64-*-*)
 133         only_if_gcc=yes
 134         sim_target=none # Don't build erc32 if sparc64.
 135         ;;
 136   sparclite*-*-* | sparc86x*-*-*)
 137         # The SPARC simulator can only be compiled by gcc.
 138         only_if_gcc=yes
 139         sim_target=erc32
 140         ;;
 141   sparc*-*-*)
 142         # The SPARC simulator can only be compiled by gcc.
 143         only_if_gcc=yes
 144         # Unfortunately erc32 won't build on many hosts, so only enable
 145         # it if the user really really wants it.
 146         only_if_enabled=yes
 147         sim_target=erc32
 148         ;;
 149   *)                    sim_target=none ;;
 150 esac
 151
 152
 153 # Is there a testsuite directory for the target?
 154 testdir=`echo ${target} | sed -e 's/-.*-/-/'`
 155 if test -r ${srcdir}/testsuite/${testdir}/configure ; then
 156   extra_subdirs="${extra_subdirs} testsuite"
 157 fi
 158
 159
 160 case "${enable_sim}" in
 161 no)     sim_target=none ;;
 162 yes)
 163         if test ${only_if_gcc} = yes ; then
 164                 if test "${GCC}" != yes ; then
 165                         echo "Can't enable simulator since not compiling with GCC."
 166                         sim_target=none
 167                 fi
 168         fi
 169         ;;
 170 *)
 171         if test ${only_if_enabled} = yes ; then
 172                 sim_target=none
 173         else
 174                 if test ${only_if_gcc} = yes ; then
 175                         if test "${GCC}" != yes ; then
 176                                 sim_target=none
 177                         fi
 178                 fi
 179         fi
 180         ;;
 181 esac
 182
 183 if test x"${sim_target}" != xnone ; then
 184         configdirs="${extra_subdirs} ${sim_target}"
 185         AC_CONFIG_SUBDIRS($configdirs)
 186 fi
 187
 188 AC_OUTPUT(Makefile)
 189
 190 exit 0