1 dnl Process this file with autoconf to produce a configure script.
8 AC_CHECK_TOOL(RANLIB, ranlib, :)
10 AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
20 # Put a plausible default for CC_FOR_BUILD in Makefile.
22 if test "x$cross_compiling" = "xno"; then
27 AC_SUBST(CC_FOR_BUILD)
29 # If a cpu ever has more than one simulator to choose from, use
30 # --enable-sim=... to choose.
33 [case "${enableval}" in
35 *) AC_MSG_ERROR(bad value ${enableval} given for --enable-sim option) ;;
38 # Assume simulator can be built with cc.
39 # If the user passes --enable-sim built it regardless of $(CC).
44 # WHEN ADDING ENTRIES TO THIS MATRIX:
45 # Make sure that the left side always has two dashes. Otherwise you
46 # can get spurious matches. Even for unambiguous cases, do this as a
47 # convention, else the table becomes a real mess to understand and maintain.
50 arm*-*-*) sim_target=arm ;;
51 thumb*-*-*) sim_target=arm ;;
52 d10v-*-*) sim_target=d10v ;;
56 extra_subdirs="${extra_subdirs} igen"
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 ;;
64 # The MIPS simulator can only be compiled by gcc.
67 extra_subdirs="${extra_subdirs} igen"
70 # The mn10300 simulator can only be compiled by gcc.
73 extra_subdirs="${extra_subdirs} igen"
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
85 #extra_subdirs="${extra_subdirs}"
87 # start-sanitize-tic80
91 extra_subdirs="${extra_subdirs} igen"
95 # The V850 simulator can only be compiled by gcc.
97 extra_subdirs="${extra_subdirs} igen"
101 # The V850 simulator can only be compiled by gcc.
103 extra_subdirs="${extra_subdirs} igen"
107 # The V850 simulator can only be compiled by gcc.
109 extra_subdirs="${extra_subdirs} igen"
114 # The w65 is suffering from gradual decay.
117 z8k*-*-*) sim_target=z8k ;;
119 sim_target=none # Don't build erc32 if sparc64.
121 sparclite*-*-* | sparc86x*-*-*)
122 # The SPARC simulator can only be compiled by gcc.
127 # The SPARC simulator can only be compiled by gcc.
130 # Unfortunately erc32 won't build on many hosts, so only enable
131 # it if the user really really wants it.
134 *) sim_target=none ;;
138 # start-sanitize-gxsim
139 AC_ARG_ENABLE(sim-gx, [],
140 [case "${enableval}" in
142 if test -d ${srcdir}/${sim_target}-gx ; then
143 extra_subdirs="${sim_target}-gx"
145 AC_MSG_WARN(GX simulator not available for ${sim_target})
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="${extra_subdirs} testsuite"
158 case "${enable_sim}" in
159 no) sim_target=none ;;
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."
169 if test ${only_if_enabled} = yes ; then
172 if test ${only_if_gcc} = yes ; then
173 if test "${GCC}" != yes ; then
181 if test x"${sim_target}" != xnone ; then
182 configdirs="${extra_subdirs} ${sim_target}"
183 AC_CONFIG_SUBDIRS($configdirs)