| 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 | strongarm*-*-*) sim_target=arm ;; |
| 52 | thumb*-*-*) sim_target=arm ;; |
| 53 | d10v-*-*) sim_target=d10v ;; |
| 54 | d30v-*-*) |
| 55 | sim_target=d30v |
| 56 | only_if_gcc=yes |
| 57 | extra_subdirs="${extra_subdirs} igen" |
| 58 | ;; |
| 59 | fr30-*-*) sim_target=fr30 ;; |
| 60 | h8300*-*-*) sim_target=h8300 ;; |
| 61 | h8500-*-*) sim_target=h8500 ;; |
| 62 | i960-*-*) sim_target=i960 ;; |
| 63 | m32r-*-*) sim_target=m32r ;; |
| 64 | mcore-*-*) sim_target=mcore ;; |
| 65 | mips*-*-*) |
| 66 | # The MIPS simulator can only be compiled by gcc. |
| 67 | sim_target=mips |
| 68 | only_if_gcc=yes |
| 69 | extra_subdirs="${extra_subdirs} igen" |
| 70 | ;; |
| 71 | mn10300*-*-*) |
| 72 | # The mn10300 simulator can only be compiled by gcc. |
| 73 | sim_target=mn10300 |
| 74 | only_if_gcc=yes |
| 75 | extra_subdirs="${extra_subdirs} igen" |
| 76 | ;; |
| 77 | mn10200*-*-*) |
| 78 | sim_target=mn10200 |
| 79 | ;; |
| 80 | sh*-*-*) sim_target=sh ;; |
| 81 | powerpc*-*-eabi* | powerpc*-*-solaris* | powerpc*-*-sysv4* | powerpc*-*-elf* | powerpc*-*-linux* ) |
| 82 | # The PowerPC simulator uses the GCC extension long long as well as |
| 83 | # ANSI prototypes, so don't enable it for random host compilers |
| 84 | # unless asked to. |
| 85 | sim_target=ppc |
| 86 | only_if_gcc=yes |
| 87 | #extra_subdirs="${extra_subdirs}" |
| 88 | ;; |
| 89 | v850-*-*) |
| 90 | # The V850 simulator can only be compiled by gcc. |
| 91 | sim_target=v850 |
| 92 | extra_subdirs="${extra_subdirs} igen" |
| 93 | only_if_gcc=yes |
| 94 | ;; |
| 95 | v850e-*-*) |
| 96 | # The V850 simulator can only be compiled by gcc. |
| 97 | sim_target=v850 |
| 98 | extra_subdirs="${extra_subdirs} igen" |
| 99 | only_if_gcc=yes |
| 100 | ;; |
| 101 | v850ea-*-*) |
| 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 | w65-*-*) |
| 108 | sim_target=w65 |
| 109 | # The w65 is suffering from gradual decay. |
| 110 | only_if_enabled=yes |
| 111 | ;; |
| 112 | z8k*-*-*) sim_target=z8k ;; |
| 113 | sparc64-*-*) |
| 114 | only_if_gcc=yes |
| 115 | sim_target=none # Don't build erc32 if sparc64. |
| 116 | ;; |
| 117 | sparclite*-*-* | sparc86x*-*-*) |
| 118 | # The SPARC simulator can only be compiled by gcc. |
| 119 | only_if_gcc=yes |
| 120 | sim_target=erc32 |
| 121 | ;; |
| 122 | sparc*-*-*) |
| 123 | # The SPARC simulator can only be compiled by gcc. |
| 124 | only_if_gcc=yes |
| 125 | # Unfortunately erc32 won't build on many hosts, so only enable |
| 126 | # it if the user really really wants it. |
| 127 | only_if_enabled=yes |
| 128 | sim_target=erc32 |
| 129 | ;; |
| 130 | *) sim_target=none ;; |
| 131 | esac |
| 132 | |
| 133 | |
| 134 | |
| 135 | |
| 136 | # Is there a testsuite directory for the target? |
| 137 | testdir=`echo ${target} | sed -e 's/-.*-/-/'` |
| 138 | if test -r ${srcdir}/testsuite/${testdir}/configure ; then |
| 139 | extra_subdirs="${extra_subdirs} testsuite" |
| 140 | fi |
| 141 | |
| 142 | |
| 143 | case "${enable_sim}" in |
| 144 | no) sim_target=none ;; |
| 145 | yes) |
| 146 | if test ${only_if_gcc} = yes ; then |
| 147 | if test "${GCC}" != yes ; then |
| 148 | echo "Can't enable simulator since not compiling with GCC." |
| 149 | sim_target=none |
| 150 | fi |
| 151 | fi |
| 152 | ;; |
| 153 | *) |
| 154 | if test ${only_if_enabled} = yes ; then |
| 155 | sim_target=none |
| 156 | else |
| 157 | if test ${only_if_gcc} = yes ; then |
| 158 | if test "${GCC}" != yes ; then |
| 159 | sim_target=none |
| 160 | fi |
| 161 | fi |
| 162 | fi |
| 163 | ;; |
| 164 | esac |
| 165 | |
| 166 | if test x"${sim_target}" != xnone ; then |
| 167 | configdirs="${extra_subdirs} ${sim_target}" |
| 168 | AC_CONFIG_SUBDIRS($configdirs) |
| 169 | fi |
| 170 | |
| 171 | AC_OUTPUT(Makefile) |
| 172 | |
| 173 | exit 0 |