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 $(CC).
43 # WHEN ADDING ENTRIES TO THIS MATRIX:
44 # Make sure that the left side always has two dashes. Otherwise you
45 # can get spurious matches. Even for unambiguous cases, do this as a
46 # convention, else the table becomes a real mess to understand and maintain.
49 arm*-*-*) sim_target=arm ;;
50 d10v-*-*) sim_target=d10v ;;
55 extra_subdirs="${extra_subdirs} igen testsuite"
58 h8300*-*-*) sim_target=h8300 ;;
59 h8500-*-*) sim_target=h8500 ;;
60 m32r-*-*) sim_target=m32r ;;
62 # The MIPS simulator can only be compiled by gcc.
67 # The mn10300 simulator can only be compiled by gcc.
74 sh*-*-*) sim_target=sh ;;
75 powerpc*-*-eabi* | powerpc*-*-solaris* | powerpc*-*-sysv4* | powerpc*-*-elf* | powerpc*-*-linux* )
76 # The PowerPC simulator uses the GCC extension long long as well as
77 # ANSI prototypes, so don't enable it for random host compilers
81 #extra_subdirs="${extra_subdirs}"
83 # start-sanitize-tic80
87 extra_subdirs="${extra_subdirs} igen"
92 # The V850 simulator can only be compiled by gcc.
97 w65-*-*) sim_target=w65 ;;
98 z8k*-*-*) sim_target=z8k ;;
100 sim_target=none # Don't build erc32 if sparc64.
103 # The SPARC simulator can only be compiled by gcc.
107 *) sim_target=none ;;
110 case "${enable_sim}" in
111 no) sim_target=none ;;
113 if test ${only_if_gcc} = yes ; then
114 if test "${GCC}" != yes ; then
115 echo "Can't enable simulator since not compiling with GCC."
121 if test ${only_if_gcc} = yes ; then
122 if test "${GCC}" != yes ; then
129 if test x"${sim_target}" != xnone ; then
130 configdirs="${extra_subdirs} ${sim_target}"
131 AC_CONFIG_SUBDIRS($configdirs)