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   h8300*-*-*)
  69         sim_target=h8300
  70         extra_subdirs="${extra_subdirs} testsuite"
  71         ;;
  72   h8500-*-*)            sim_target=h8500 ;;
  73   i960-*-*)             sim_target=i960 ;;
  74   m32r-*-*)             sim_target=m32r ;;
  75   m68hc11-*-*|m6811-*-*) sim_target=m68hc11 ;;
  76   mcore-*-*)            sim_target=mcore ;;
  77   mips*-*-*)
  78         # The MIPS simulator can only be compiled by gcc.
  79         sim_target=mips
  80         only_if_gcc=yes
  81         extra_subdirs="${extra_subdirs} igen"
  82         ;;
  83   mn10300*-*-*)
  84         # The mn10300 simulator can only be compiled by gcc.
  85         sim_target=mn10300
  86         only_if_gcc=yes
  87         extra_subdirs="${extra_subdirs} igen"
  88         ;;
  89   mn10200*-*-*)
  90         sim_target=mn10200
  91         ;;
  92   sh*-*-*)              sim_target=sh ;;
  93   powerpc*-*-eabi* | powerpc*-*-solaris* | powerpc*-*-sysv4* | \
  94   powerpc*-*-elf* | powerpc*-*-linux* | powerpc*-*-netbsd* )
  95         # The PowerPC simulator uses the GCC extension long long as well as
  96         # ANSI prototypes, so don't enable it for random host compilers
  97         # unless asked to.
  98         sim_target=ppc
  99         only_if_gcc=yes
 100         #extra_subdirs="${extra_subdirs}"
 101         ;;
 102   tic80-*-*)
 103         sim_target=tic80
 104         only_if_gcc=yes
 105         extra_subdirs="${extra_subdirs} igen"
 106         ;;
 107   v850-*-*)
 108         # The V850 simulator can only be compiled by gcc.
 109         sim_target=v850
 110         extra_subdirs="${extra_subdirs} igen"
 111         only_if_gcc=yes
 112         ;;
 113   v850e-*-*)
 114         # The V850 simulator can only be compiled by gcc.
 115         sim_target=v850
 116         extra_subdirs="${extra_subdirs} igen"
 117         only_if_gcc=yes
 118         ;;
 119   v850ea-*-*)
 120         # The V850 simulator can only be compiled by gcc.
 121         sim_target=v850
 122         extra_subdirs="${extra_subdirs} igen"
 123         only_if_gcc=yes
 124         ;;
 125   w65-*-*)
 126         sim_target=w65
 127         # The w65 is suffering from gradual decay.
 128         only_if_enabled=yes
 129         ;;
 130   z8k*-*-*)             sim_target=z8k ;;
 131   sparc64-*-*)
 132         only_if_gcc=yes
 133         sim_target=none # Don't build erc32 if sparc64.
 134         ;;
 135   sparclite*-*-* | sparc86x*-*-*)
 136         # The SPARC simulator can only be compiled by gcc.
 137         only_if_gcc=yes
 138         sim_target=erc32
 139         ;;
 140   sparc*-*-*)
 141         # The SPARC simulator can only be compiled by gcc.
 142         only_if_gcc=yes
 143         # Unfortunately erc32 won't build on many hosts, so only enable
 144         # it if the user really really wants it.
 145         only_if_enabled=yes
 146         sim_target=erc32
 147         ;;
 148   *)                    sim_target=none ;;
 149 esac
 150
 151
 152 # Is there a testsuite directory for the target?
 153 testdir=`echo ${target} | sed -e 's/-.*-/-/'`
 154 if test -r ${srcdir}/testsuite/${testdir}/configure ; then
 155   extra_subdirs="${extra_subdirs} testsuite"
 156 fi
 157
 158
 159 case "${enable_sim}" in
 160 no)     sim_target=none ;;
 161 yes)
 162         if test ${only_if_gcc} = yes ; then
 163                 if test "${GCC}" != yes ; then
 164                         echo "Can't enable simulator since not compiling with GCC."
 165                         sim_target=none
 166                 fi
 167         fi
 168         ;;
 169 *)
 170         if test ${only_if_enabled} = yes ; then
 171                 sim_target=none
 172         else
 173                 if test ${only_if_gcc} = yes ; then
 174                         if test "${GCC}" != yes ; then
 175                                 sim_target=none
 176                         fi
 177                 fi
 178         fi
 179         ;;
 180 esac
 181
 182 if test x"${sim_target}" != xnone ; then
 183         configdirs="${extra_subdirs} ${sim_target}"
 184         AC_CONFIG_SUBDIRS($configdirs)
 185 fi
 186
 187 AC_OUTPUT(Makefile)
 188
 189 exit 0