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   v850e-*-*)
 101         # The V850 simulator can only be compiled by gcc.
 102         sim_target=v850
 103         extra_subdirs="${extra_subdirs} igen"
 104         only_if_gcc=yes
 105         ;;
 106   v850ea-*-*)
 107         # The V850 simulator can only be compiled by gcc.
 108         sim_target=v850
 109         extra_subdirs="${extra_subdirs} igen"
 110         only_if_gcc=yes
 111         ;;
 112   w65-*-*)
 113         sim_target=w65
 114         # The w65 is suffering from gradual decay.
 115         only_if_enabled=yes
 116         ;;
 117   z8k*-*-*)             sim_target=z8k ;;
 118   sparc64-*-*)
 119         sim_target=none # Don't build erc32 if sparc64.
 120         ;;
 121   sparclite*-*-* | sparc86x*-*-*)
 122         # The SPARC simulator can only be compiled by gcc.
 123         sim_target=erc32
 124         only_if_gcc=yes
 125         ;;
 126   sparc*-*-*)
 127         # The SPARC simulator can only be compiled by gcc.
 128         sim_target=erc32
 129         only_if_gcc=yes
 130         # Unfortunately erc32 won't build on many hosts, so only enable
 131         # it if the user really really wants it.
 132         only_if_enabled=yes
 133         ;;
 134   *)                    sim_target=none ;;
 135 esac
 136
 137
 138 # start-sanitize-gxsim
 139 AC_ARG_ENABLE(sim-gx, [],
 140 [case "${enableval}" in
 141   yes)
 142     if test -d ${srcdir}/${sim_target}-gx ; then
 143        extra_subdirs="${sim_target}-gx"
 144     else
 145         AC_MSG_WARN(GX simulator not available for ${sim_target})
 146     fi ;;
 147 esac])dnl
 148 # end-sanitize-gxsim
 149
 150
 151 # Is there a testsuite directory for the target?
 152 testdir=`echo ${target} | sed -e 's/-.*-/-/'`
 153 if test -r ${srcdir}/testsuite/${testdir}/configure ; then
 154   extra_subdirs="${extra_subdirs} testsuite"
 155 fi
 156
 157
 158 case "${enable_sim}" in
 159 no)     sim_target=none ;;
 160 yes)
 161         if test ${only_if_gcc} = yes ; then
 162                 if test "${GCC}" != yes ; then
 163                         echo "Can't enable simulator since not compiling with GCC."
 164                         sim_target=none
 165                 fi
 166         fi
 167         ;;
 168 *)
 169         if test ${only_if_enabled} = yes ; then
 170                 sim_target=none
 171         else
 172                 if test ${only_if_gcc} = yes ; then
 173                         if test "${GCC}" != yes ; then
 174                                 sim_target=none
 175                         fi
 176                 fi
 177         fi
 178         ;;
 179 esac
 180
 181 if test x"${sim_target}" != xnone ; then
 182         configdirs="${extra_subdirs} ${sim_target}"
 183         AC_CONFIG_SUBDIRS($configdirs)
 184 fi
 185
 186 AC_OUTPUT(Makefile)
 187
 188 exit 0