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 $(CC).
44 # WHEN ADDING ENTRIES TO THIS MATRIX:
45 # Make sure that the left side always has two dashes. Otherwise you
46 # can get spurious matches. Even for unambiguous cases, do this as a
47 # convention, else the table becomes a real mess to understand and maintain.
50 arm*-*-*) sim_target=arm ;;
51 strongarm*-*-*) sim_target=arm ;;
52 thumb*-*-*) sim_target=arm ;;
53 d10v-*-*) sim_target=d10v ;;
57 extra_subdirs="${extra_subdirs} igen"
59 fr30-*-*) sim_target=fr30 ;;
60 h8300*-*-*) sim_target=h8300 ;;
61 h8500-*-*) sim_target=h8500 ;;
62 i960-*-*) sim_target=i960 ;;
63 m32r-*-*) sim_target=m32r ;;
65 # The MIPS simulator can only be compiled by gcc.
68 extra_subdirs="${extra_subdirs} igen"
71 # The mn10300 simulator can only be compiled by gcc.
74 extra_subdirs="${extra_subdirs} igen"
79 sh*-*-*) sim_target=sh ;;
80 powerpc*-*-eabi* | powerpc*-*-solaris* | powerpc*-*-sysv4* | powerpc*-*-elf* | powerpc*-*-linux* )
81 # The PowerPC simulator uses the GCC extension long long as well as
82 # ANSI prototypes, so don't enable it for random host compilers
86 #extra_subdirs="${extra_subdirs}"
89 # The V850 simulator can only be compiled by gcc.
91 extra_subdirs="${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"
108 # The w65 is suffering from gradual decay.
111 z8k*-*-*) sim_target=z8k ;;
114 if test "x${with_cgen}" = xyes -o "x${with_cgen_sim}" = xyes ; then
116 extra_subdirs="${extra_subdirs} testsuite"
118 sim_target=none # Don't build erc32 if sparc64.
121 sparclite*-*-* | sparc86x*-*-*)
122 # The SPARC simulator can only be compiled by gcc.
124 if test "x${with_cgen}" = xyes -o "x${with_cgen_sim}" = xyes ; then
126 extra_subdirs="${extra_subdirs} testsuite"
132 # The SPARC simulator can only be compiled by gcc.
134 if test "x${with_cgen}" = xyes -o "x${with_cgen_sim}" = xyes ; then
136 extra_subdirs="${extra_subdirs} testsuite"
138 # Unfortunately erc32 won't build on many hosts, so only enable
139 # it if the user really really wants it.
144 *) sim_target=none ;;
150 # Is there a testsuite directory for the target?
151 testdir=`echo ${target} | sed -e 's/-.*-/-/'`
152 if test -r ${srcdir}/testsuite/${testdir}/configure ; then
153 extra_subdirs="${extra_subdirs} testsuite"
157 case "${enable_sim}" in
158 no) sim_target=none ;;
160 if test ${only_if_gcc} = yes ; then
161 if test "${GCC}" != yes ; then
162 echo "Can't enable simulator since not compiling with GCC."
168 if test ${only_if_enabled} = yes ; then
171 if test ${only_if_gcc} = yes ; then
172 if test "${GCC}" != yes ; then
180 if test x"${sim_target}" != xnone ; then
181 configdirs="${extra_subdirs} ${sim_target}"
182 AC_CONFIG_SUBDIRS($configdirs)