sim/configure.in

   1 dnl Process this file with autoconf to produce a configure script.
   2 AC_PREREQ(2.12.1)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 AC_C_CROSS
  22 if test "x$cross_compiling" = "xno"; then
  23   CC_FOR_BUILD='$(CC)'
  24 else
  25   CC_FOR_BUILD=gcc
  26 fi
  27 AC_SUBST(CC_FOR_BUILD)
  28
  29 # If a cpu ever has more than one simulator to choose from, use
  30 # --enable-sim=... to choose.
  31 AC_ARG_ENABLE(sim,
  32 [  --enable-sim ],
  33 [case "${enableval}" in
  34 yes | no) ;;
  35 *)      AC_MSG_ERROR(bad value ${enableval} given for --enable-sim option) ;;
  36 esac])
  37
  38 # Assume simulator can be built with cc.
  39 # If the user passes --enable-sim built it regardless of $(CC).
  40 only_if_gcc=no
  41 only_if_enabled=no
  42 extra_subdirs=common
  43
  44 # WHEN ADDING ENTRIES TO THIS MATRIX:
  45 #  Make sure that the left side always has two dashes.  Otherwise you
  46 #  can get spurious matches.  Even for unambiguous cases, do this as a
  47 #  convention, else the table becomes a real mess to understand and maintain.
  48
  49 case "${target}" in
  50   arm*-*-*)             sim_target=arm ;;
  51   thumb*-*-*)           sim_target=arm ;;
  52   d10v-*-*)             sim_target=d10v ;;
  53   d30v-*-*)
  54         sim_target=d30v
  55         only_if_gcc=yes
  56         extra_subdirs="${extra_subdirs} igen"
  57         ;;
  58   fr30-*-*)             sim_target=fr30 ;;
  59   h8300*-*-*)           sim_target=h8300 ;;
  60   h8500-*-*)            sim_target=h8500 ;;
  61   i960-*-*)             sim_target=i960 ;;
  62   m32r-*-*)             sim_target=m32r ;;
  63   mips*-*-*)
  64         # The MIPS simulator can only be compiled by gcc.
  65         sim_target=mips
  66         only_if_gcc=yes
  67         extra_subdirs="${extra_subdirs} igen"
  68         ;;
  69   mn10300*-*-*)
  70         # The mn10300 simulator can only be compiled by gcc.
  71         sim_target=mn10300
  72         only_if_gcc=yes
  73         extra_subdirs="${extra_subdirs} igen"
  74         ;;
  75   mn10200*-*-*)
  76         sim_target=mn10200
  77         ;;
  78   sh*-*-*)              sim_target=sh ;;
  79   powerpc*-*-eabi* | powerpc*-*-solaris* | powerpc*-*-sysv4* | powerpc*-*-elf* | powerpc*-*-linux* )
  80         # The PowerPC simulator uses the GCC extension long long as well as
  81         # ANSI prototypes, so don't enable it for random host compilers
  82         # unless asked to.
  83         sim_target=ppc
  84         only_if_gcc=yes
  85         #extra_subdirs="${extra_subdirs}"
  86         ;;
  87 # start-sanitize-tic80
  88   tic80-*-*)
  89         sim_target=tic80
  90         only_if_gcc=yes
  91         extra_subdirs="${extra_subdirs} igen"
  92         ;;
  93 # end-sanitize-tic80
  94   v850-*-*)
  95         # The V850 simulator can only be compiled by gcc.
  96         sim_target=v850
  97         extra_subdirs="${extra_subdirs} igen"
  98         only_if_gcc=yes
  99         ;;
 100 # start-sanitize-v850e
 101   v850e-*-*)
 102         # The V850 simulator can only be compiled by gcc.
 103         sim_target=v850
 104         extra_subdirs="${extra_subdirs} igen"
 105         only_if_gcc=yes
 106         ;;
 107   v850ea-*-*)
 108         # The V850 simulator can only be compiled by gcc.
 109         sim_target=v850
 110         extra_subdirs="${extra_subdirs} igen"
 111         only_if_gcc=yes
 112         ;;
 113 # end-sanitize-v850e
 114   w65-*-*)
 115         sim_target=w65
 116         # The w65 is suffering from gradual decay.
 117         only_if_enabled=yes
 118         ;;
 119   z8k*-*-*)             sim_target=z8k ;;
 120   sparc64-*-*)
 121         sim_target=none # Don't build erc32 if sparc64.
 122         ;;
 123   sparclite*-*-* | sparc86x*-*-*)
 124         # The SPARC simulator can only be compiled by gcc.
 125         sim_target=erc32
 126         only_if_gcc=yes
 127         ;;
 128   sparc*-*-*)
 129         # The SPARC simulator can only be compiled by gcc.
 130         sim_target=erc32
 131         only_if_gcc=yes
 132         # Unfortunately erc32 won't build on many hosts, so only enable
 133         # it if the user really really wants it.
 134         only_if_enabled=yes
 135         ;;
 136   *)                    sim_target=none ;;
 137 esac
 138
 139
 140 # start-sanitize-gxsim
 141 AC_ARG_ENABLE(sim-gx, [],
 142 [case "${enableval}" in
 143   yes)
 144     if test -d ${srcdir}/${sim_target}-gx ; then
 145        extra_subdirs="${sim_target}-gx"
 146     else
 147         AC_MSG_WARN(GX simulator not available for ${sim_target})
 148     fi ;;
 149 esac])dnl
 150 # end-sanitize-gxsim
 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