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dnl Process this file with autoconf to produce a configure script.
sinclude(../common/aclocal.m4)
AC_PREREQ(2.5)dnl
AC_INIT(Makefile.in)
SIM_AC_COMMON
dnl Options available in this module
SIM_AC_OPTION_INLINE(0)
SIM_AC_OPTION_ALIGNMENT(NONSTRICT_ALIGNMENT)
SIM_AC_OPTION_HOSTENDIAN
SIM_AC_OPTION_WARNINGS
# Ensure a reasonable default simulator is constructed:
case "${target}" in
# start-sanitize-tx19
mipstx19*-*-*) SIMCONF="-mips1 -mcpu=r1900 -mno-fp --warnings";;
# end-sanitize-tx19
# start-sanitize-tx49
mips64tx49*-*-*) SIMCONF="-mips3 --warnings -mcpu=r4900";;
# end-sanitize-tx49
# start-sanitize-r5900
mips64r59*-*-*) SIMCONF="-mips3 --warnings -mcpu=r5900";;
# end-sanitize-r5900
mips64*-*-*) SIMCONF="-mips0 --warnings";;
mips16*-*-*) SIMCONF="-mips0 --warnings";;
mips*-*-*) SIMCONF="-mips2 --warnings";;
*) SIMCONF="-mips0 --warnings";;
esac
AC_SUBST(SIMCONF)
case "${target}" in
# start-sanitize-tx19
mipstx19*-*-*) SIM_SUBTARGET="-DSUBTARGET_R3900=1";;
# end-sanitize-tx19
*) SIM_SUBTARGET="";;
esac
AC_SUBST(SIM_SUBTARGET)
#
# Select the byte order of the target
#
case "${target}" in
# start-sanitize-tx19
mipstx19*-*-*) mips_endian=0 ;;
# end-sanitize-tx19
# start-sanitize-r5900
mips64r59*-*-*) mips_endian=LITTLE_ENDIAN ;;
# end-sanitize-r5900
mips64*-*-*) mips_endian=0 ;;
mips16*-*-*) mips_endian=0 ;;
mips*-*-*) mips_endian=0 ;;
*) mips_endian=0 ;;
esac
SIM_AC_OPTION_ENDIAN($mips_endian)
#
# Select the bitsize of the target
#
case "${target}" in
# start-sanitize-tx19
mipstx19*-*-*) mips_bitsize=32 ; mips_msb=31 ;;
# end-sanitize-tx19
# start-sanitize-r5900
mips64r59*-*-*) mips_bitsize=64 ; mips_msb=63 ;;
# end-sanitize-r5900
mips64*-*-*) mips_bitsize=64 ; mips_msb=63 ;;
mips16*-*-*) mips_bitsize=64 ; mips_msb=63 ;;
mips*-*-*) mips_bitsize=32 ; mips_msb=31 ;;
*) mips_bitsize=64 ; mips_msb=63 ;;
esac
SIM_AC_OPTION_BITSIZE($mips_bitsize,$mips_msb)
#
# Select the floating hardware support of the target
#
mips_fpu=HARDWARE_FLOATING_POINT
case "${target}" in
# start-sanitize-tx19
mipstx19*-*-*) mips_fpu=SOFT_FLOATING_POINT ;;
# end-sanitize-tx19
# start-sanitize-r5900
mips64r59*-*-*) mips_fpu=HARD_FLOATING_POINT ;;
# end-sanitize-r5900
mips64*-*-*) mips_fpu=HARD_FLOATING_POINT ;;
mips16*-*-*) mips_fpu=HARD_FLOATING_POINT ;;
mips*-*-*) mips_fpu=HARD_FLOATING_POINT ;;
*) mips_fpu=HARD_FLOATING_POINT ;;
esac
SIM_AC_OPTION_FLOAT($mips_fpu)
#
# Select the IGEN architecture
#
sim_use_gen=NO
sim_igen_machine="mipsIV"
sim_m16_machine="mips16"
sim_igen_filter="32,64,f"
sim_m16_filter="16"
case "${target}" in
# start-sanitize-tx19
mipstx19*-*-*) sim_default_gen=M16
sim_igen_machine="tx19"
sim_m16_machine="tx19"
sim_igen_filter="32"
sim_m16_filter="16"
;;
# end-sanitize-tx19
# start-sanitize-r5900
mips64r59*-*-*) sim_default_gen=IGEN
sim_igen_machine="r5900"
;;
# end-sanitize-r5900
# start-sanitize-vr5400
mips64vr54*-*-*) sim_default_gen=IGEN
sim_use_gen=IGEN
sim_igen_machine="vr5400"
;;
# end-sanitize-vr5400
mips16*-*-*) sim_default_gen=M16
;;
mips32*-*-*) sim_default_gen=IGEN
sim_igen_filter="32,f"
;;
*) sim_default_gen=IGEN
;;
esac
sim_igen_flags="-F ${sim_igen_filter} -M ${sim_igen_machine}"
sim_m16_flags=" -F ${sim_m16_filter} -M ${sim_m16_machine}"
AC_SUBST(sim_igen_flags)
AC_SUBST(sim_m16_flags)
#
# Enable igen
#
AC_ARG_ENABLE(sim-igen,
[ --enable-sim-igen=opts Enable IGEN simulator],
[case "${enableval}" in
yes) sim_gen="${sim_default_gen}";;
no) sim_gen=NO;;
16) sim_gen=M16;;
*) AC_MSG_ERROR("Unknown value $enableval passed to --enable-sim-stdio"); sim_gen="";;
esac
if test x"$silent" != x"yes" && test x"$sim_gen" != x""; then
echo "Setting sim_igen = $sim_gen" 6>&1
fi],[sim_gen="${sim_use_gen}"])dnl
AC_SUBST(sim_gen)
AC_CHECK_HEADERS(string.h strings.h stdlib.h stdlib.h)
AC_CHECK_LIB(m, fabs)
AC_CHECK_FUNCS(aint anint sqrt)
SIM_AC_OUTPUT
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