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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()

SIM_AC_OPTION_ALIGNMENT(NONSTRICT_ALIGNMENT)

SIM_AC_OPTION_HOSTENDIAN

SIM_AC_OPTION_WARNINGS

# DEPRECATED

#

# Instead of defining a `subtarget' macro, code should be checking

# the value of {STATE,CPU}_ARCHITECTURE to identify the architecture

# in question.

#

case "${target}" in

  mips*tx39*)           SIM_SUBTARGET="-DSUBTARGET_R3900=1";;

  *)                    SIM_SUBTARGET="";;

esac

AC_SUBST(SIM_SUBTARGET)

#

# Select the byte order of the target

#

mips_endian=

default_endian=

case "${target}" in

  mips64el*-*-*)        mips_endian=LITTLE_ENDIAN ;;

  mips64vr*el-*-*)      default_endian=LITTLE_ENDIAN ;;

  mips64*-*-*)          default_endian=BIG_ENDIAN ;;

  mips16*-*-*)          default_endian=BIG_ENDIAN ;;

  mips*-*-*)            default_endian=BIG_ENDIAN ;;

  *)                    default_endian=BIG_ENDIAN ;;

esac

SIM_AC_OPTION_ENDIAN($mips_endian,$default_endian)

#

# Select the bitsize of the target

#

mips_addr_bitsize=

case "${target}" in

  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,$mips_addr_bitsize)

#

# Select the floating hardware support of the target

#

mips_fpu=HARDWARE_FLOATING_POINT

mips_fpu_bitsize=

case "${target}" in

  mips*tx39*)           mips_fpu=HARD_FLOATING_POINT

                        mips_fpu_bitsize=32

                        ;;

  mips64*-*-*)          mips_fpu=HARD_FLOATING_POINT ;;

  mips16*-*-*)          mips_fpu=HARD_FLOATING_POINT ;;

  mips*-*-*)            mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=32 ;;

  *)                    mips_fpu=HARD_FLOATING_POINT ;;

esac

SIM_AC_OPTION_FLOAT($mips_fpu,$mips_fpu_bitsize)

#

# Select the level of SMP support

#

case "${target}" in

  *)                    mips_smp=0 ;;

esac

SIM_AC_OPTION_SMP($mips_smp)

#

# Select the IGEN architecture

#

sim_gen=IGEN

sim_igen_machine="-M mipsIV"

sim_m16_machine="-M mips16"

sim_igen_filter="32,64,f"

sim_m16_filter="16"

case "${target}" in

  mips*tx39*)           sim_gen=IGEN

                        sim_igen_filter="32,f"

                        sim_igen_machine="-M r3900"

                        ;;

  mips64vr43*-*-*)      sim_gen=IGEN

                        sim_igen_machine="-M mipsIV"

                        ;;

  mips64vr5*-*-*)       sim_gen=IGEN

                        sim_igen_machine="-M vr5000"

                        ;;

  mips64vr41*)          sim_gen=M16

                        sim_igen_machine="-M vr4100"

                        sim_m16_machine="-M vr4100"

                        sim_igen_filter="32,64,f"

                        sim_m16_filter="16"

                        ;;

  mips64*-*-*)          sim_igen_filter="32,64,f"

                        sim_gen=IGEN

                        ;;

  mips16*-*-*)          sim_gen=M16

                        sim_igen_filter="32,64,f"

                        sim_m16_filter="16"

                        ;;

  mips*lsi*)            sim_gen=M16

                        sim_igen_machine="-M mipsIII,mips16"

                        sim_m16_machine="-M mips16,mipsIII"

                        sim_igen_filter="32,f"

                        sim_m16_filter="16"

                        ;;

  mips*-*-*)            sim_gen=IGEN

                        sim_igen_filter="32,f"

                        ;;

esac

sim_igen_flags="-F ${sim_igen_filter} ${sim_igen_machine} ${sim_igen_smp}"

sim_m16_flags=" -F ${sim_m16_filter}  ${sim_m16_machine}  ${sim_igen_smp}"

AC_SUBST(sim_igen_flags)

AC_SUBST(sim_m16_flags)

AC_SUBST(sim_gen)

#

# Add simulated hardware devices

#

hw_enabled=no

case "${target}" in

  mips*tx39*)

        hw_enabled=yes

        hw_extra_devices="tx3904cpu tx3904irc tx3904tmr tx3904sio"

        mips_extra_objs="dv-sockser.o"

        SIM_SUBTARGET="$SIM_SUBTARGET -DTARGET_TX3904=1"

        ;;

  *)

        mips_extra_objs=""

        ;;

esac

SIM_AC_OPTION_HARDWARE($hw_enabled,$hw_devices,$hw_extra_devices)

AC_SUBST(mips_extra_objs)

# Choose simulator engine

case "${target}" in

  *)    mips_igen_engine="engine.o"

        ;;

esac

AC_SUBST(mips_igen_engine)

AC_PATH_X

mips_extra_libs=""

AC_SUBST(mips_extra_libs)

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