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