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dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.12.1)dnl
AC_INIT(Makefile.in)
AC_PROG_CC
AC_PROG_INSTALL
AC_CHECK_TOOL(AR, ar)
AC_CHECK_TOOL(RANLIB, ranlib, :)
AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
AC_CANONICAL_SYSTEM
AC_ARG_PROGRAM
AC_PROG_CC
AC_SUBST(CFLAGS)
AC_SUBST(HDEFINES)
AR=${AR-ar}
AC_SUBST(AR)
AC_PROG_RANLIB
# Put a plausible default for CC_FOR_BUILD in Makefile.
AC_C_CROSS
if test "x$cross_compiling" = "xno"; then
CC_FOR_BUILD='$(CC)'
else
CC_FOR_BUILD=gcc
fi
AC_SUBST(CC_FOR_BUILD)
# If a cpu ever has more than one simulator to choose from, use
# --enable-sim=... to choose.
AC_ARG_ENABLE(sim,
[ --enable-sim ],
[case "${enableval}" in
yes | no) ;;
*) AC_MSG_ERROR(bad value ${enableval} given for --enable-sim option) ;;
esac])
# Assume simulator can be built with cc.
# If the user passes --enable-sim built it regardless of $(CC).
only_if_gcc=no
only_if_enabled=no
extra_subdirs=common
# WHEN ADDING ENTRIES TO THIS MATRIX:
# Make sure that the left side always has two dashes. Otherwise you
# can get spurious matches. Even for unambiguous cases, do this as a
# convention, else the table becomes a real mess to understand and maintain.
case "${target}" in
arm*-*-*)
sim_target=arm
extra_subdirs="${extra_subdirs} testsuite"
;;
strongarm*-*-*) sim_target=arm ;;
thumb*-*-*) sim_target=arm ;;
d10v-*-*) sim_target=d10v ;;
d30v-*-*)
sim_target=d30v
only_if_gcc=yes
extra_subdirs="${extra_subdirs} igen"
;;
fr30-*-*) sim_target=fr30 ;;
h8300*-*-*) sim_target=h8300 ;;
h8500-*-*) sim_target=h8500 ;;
i960-*-*) sim_target=i960 ;;
m32r-*-*) sim_target=m32r ;;
mcore-*-*) sim_target=mcore ;;
mips*-*-*)
# The MIPS simulator can only be compiled by gcc.
sim_target=mips
only_if_gcc=yes
extra_subdirs="${extra_subdirs} igen"
;;
mn10300*-*-*)
# The mn10300 simulator can only be compiled by gcc.
sim_target=mn10300
only_if_gcc=yes
extra_subdirs="${extra_subdirs} igen"
;;
mn10200*-*-*)
sim_target=mn10200
;;
sh*-*-*) sim_target=sh ;;
powerpc*-*-eabi* | powerpc*-*-solaris* | powerpc*-*-sysv4* | powerpc*-*-elf* | powerpc*-*-linux* )
# The PowerPC simulator uses the GCC extension long long as well as
# ANSI prototypes, so don't enable it for random host compilers
# unless asked to.
sim_target=ppc
only_if_gcc=yes
#extra_subdirs="${extra_subdirs}"
;;
v850-*-*)
# The V850 simulator can only be compiled by gcc.
sim_target=v850
extra_subdirs="${extra_subdirs} igen"
only_if_gcc=yes
;;
v850e-*-*)
# The V850 simulator can only be compiled by gcc.
sim_target=v850
extra_subdirs="${extra_subdirs} igen"
only_if_gcc=yes
;;
v850ea-*-*)
# The V850 simulator can only be compiled by gcc.
sim_target=v850
extra_subdirs="${extra_subdirs} igen"
only_if_gcc=yes
;;
w65-*-*)
sim_target=w65
# The w65 is suffering from gradual decay.
only_if_enabled=yes
;;
z8k*-*-*) sim_target=z8k ;;
sparc64-*-*)
only_if_gcc=yes
sim_target=none # Don't build erc32 if sparc64.
;;
sparclite*-*-* | sparc86x*-*-*)
# The SPARC simulator can only be compiled by gcc.
only_if_gcc=yes
sim_target=erc32
;;
sparc*-*-*)
# The SPARC simulator can only be compiled by gcc.
only_if_gcc=yes
# Unfortunately erc32 won't build on many hosts, so only enable
# it if the user really really wants it.
only_if_enabled=yes
sim_target=erc32
;;
*) sim_target=none ;;
esac
# Is there a testsuite directory for the target?
testdir=`echo ${target} | sed -e 's/-.*-/-/'`
if test -r ${srcdir}/testsuite/${testdir}/configure ; then
extra_subdirs="${extra_subdirs} testsuite"
fi
case "${enable_sim}" in
no) sim_target=none ;;
yes)
if test ${only_if_gcc} = yes ; then
if test "${GCC}" != yes ; then
echo "Can't enable simulator since not compiling with GCC."
sim_target=none
fi
fi
;;
*)
if test ${only_if_enabled} = yes ; then
sim_target=none
else
if test ${only_if_gcc} = yes ; then
if test "${GCC}" != yes ; then
sim_target=none
fi
fi
fi
;;
esac
if test x"${sim_target}" != xnone ; then
configdirs="${extra_subdirs} ${sim_target}"
AC_CONFIG_SUBDIRS($configdirs)
fi
AC_OUTPUT(Makefile)
exit 0
|
