sim/mips/configure.ac

   1 dnl Process this file with autoconf to produce a configure script.
   2 AC_PREREQ(2.59)dnl
   3 AC_INIT(Makefile.in)
   4
   5 sinclude(../common/common.m4)
   6 sinclude(../common/aclocal.m4)
   7
   8 dnl Options available in this module
   9 SIM_AC_OPTION_INLINE()
  10 SIM_AC_OPTION_ALIGNMENT(NONSTRICT_ALIGNMENT)
  11 SIM_AC_OPTION_HOSTENDIAN
  12 SIM_AC_OPTION_WARNINGS
  13 SIM_AC_OPTION_RESERVED_BITS(1)
  14
  15 # DEPRECATED
  16 #
  17 # Instead of defining a `subtarget' macro, code should be checking
  18 # the value of {STATE,CPU}_ARCHITECTURE to identify the architecture
  19 # in question.
  20 #
  21 case "${target}" in
  22   mips64vr*-*-*)        SIM_SUBTARGET="-DTARGET_ENABLE_FR=1" ;;
  23   mips*tx39*)           SIM_SUBTARGET="-DSUBTARGET_R3900=1";;
  24   mipsisa32*-*-*)       SIM_SUBTARGET="-DTARGET_ENABLE_FR=1";;
  25   mipsisa64*-*-*)       SIM_SUBTARGET="-DTARGET_ENABLE_FR=1";;
  26   *)                    SIM_SUBTARGET="";;
  27 esac
  28 AC_SUBST(SIM_SUBTARGET)
  29
  30
  31
  32 #
  33 # Select the byte order of the target
  34 #
  35 mips_endian=
  36 default_endian=
  37 case "${target}" in
  38   mips64el*-*-*)        mips_endian=LITTLE_ENDIAN ;;
  39   mips64vr*el-*-*)      default_endian=LITTLE_ENDIAN ;;
  40   mips64*-*-*)          default_endian=BIG_ENDIAN ;;
  41   mips16*-*-*)          default_endian=BIG_ENDIAN ;;
  42   mipsisa32*-*-*)       default_endian=BIG_ENDIAN ;;
  43   mipsisa64*-*-*)       default_endian=BIG_ENDIAN ;;
  44   mips*-*-*)            default_endian=BIG_ENDIAN ;;
  45   *)                    default_endian=BIG_ENDIAN ;;
  46 esac
  47 SIM_AC_OPTION_ENDIAN($mips_endian,$default_endian)
  48
  49
  50
  51 #
  52 # Select the bitsize of the target
  53 #
  54 mips_addr_bitsize=
  55 case "${target}" in
  56   mips64*-*-*)          mips_bitsize=64 ; mips_msb=63 ;;
  57   mips16*-*-*)          mips_bitsize=64 ; mips_msb=63 ;;
  58   mipsisa32*-*-*)       mips_bitsize=32 ; mips_msb=31 ;;
  59   mipsisa64*-*-*)       mips_bitsize=64 ; mips_msb=63 ;;
  60   mips*-*-*)            mips_bitsize=32 ; mips_msb=31 ;;
  61   *)                    mips_bitsize=64 ; mips_msb=63 ;;
  62 esac
  63 SIM_AC_OPTION_BITSIZE($mips_bitsize,$mips_msb,$mips_addr_bitsize)
  64
  65
  66
  67 #
  68 # Select the floating hardware support of the target
  69 #
  70 mips_fpu=HARDWARE_FLOATING_POINT
  71 mips_fpu_bitsize=
  72 case "${target}" in
  73   mips*tx39*)           mips_fpu=HARD_FLOATING_POINT
  74                         mips_fpu_bitsize=32
  75                         ;;
  76   mips64*-*-*)          mips_fpu=HARD_FLOATING_POINT ;;
  77   mips16*-*-*)          mips_fpu=HARD_FLOATING_POINT ;;
  78   mipsisa32*-*-*)       mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=64 ;;
  79   mipsisa64*-*-*)       mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=64 ;;
  80   mips*-*-*)            mips_fpu=HARD_FLOATING_POINT ; mips_fpu_bitsize=32 ;;
  81   *)                    mips_fpu=HARD_FLOATING_POINT ;;
  82 esac
  83 SIM_AC_OPTION_FLOAT($mips_fpu,$mips_fpu_bitsize)
  84
  85
  86
  87 #
  88 # Select the level of SMP support
  89 #
  90 case "${target}" in
  91   *)                    mips_smp=0 ;;
  92 esac
  93 SIM_AC_OPTION_SMP($mips_smp)
  94
  95
  96
  97 #
  98 # Select the IGEN architecture
  99 #
 100 sim_gen=IGEN
 101 sim_igen_machine="-M mipsIV"
 102 sim_m16_machine="-M mips16,mipsIII"
 103 sim_igen_filter="32,64,f"
 104 sim_m16_filter="16"
 105 sim_mach_default="mips8000"
 106
 107 case "${target}" in
 108   mips*tx39*)           sim_gen=IGEN
 109                         sim_igen_filter="32,f"
 110                         sim_igen_machine="-M r3900"
 111                         ;;
 112   mips64vr43*-*-*)      sim_gen=IGEN
 113                         sim_igen_machine="-M mipsIV"
 114                         sim_mach_default="mips8000"
 115                         ;;
 116   mips64vr5*-*-*)       sim_gen=IGEN
 117                         sim_igen_machine="-M vr5000"
 118                         sim_mach_default="mips5000"
 119                         ;;
 120   mips64vr41*)          sim_gen=M16
 121                         sim_igen_machine="-M vr4100"
 122                         sim_m16_machine="-M vr4100"
 123                         sim_igen_filter="32,64,f"
 124                         sim_m16_filter="16"
 125                         sim_mach_default="mips4100"
 126                         ;;
 127   mips64vr-*-* | mips64vrel-*-*)
 128                         sim_gen=MULTI
 129                         sim_multi_configs="\
 130                           vr4100:mipsIII,mips16,vr4100:32,64:mips4100,mips4111\
 131                           vr4120:mipsIII,mips16,vr4120:32,64:mips4120\
 132                           vr5000:mipsIV:32,64,f:mips4300,mips5000\
 133                           vr5400:mipsIV,vr5400:32,64,f:mips5400\
 134                           vr5500:mipsIV,vr5500:32,64,f:mips5500"
 135                         sim_multi_default=mips5000
 136                         ;;
 137   mips64*-*-*)          sim_igen_filter="32,64,f"
 138                         sim_gen=IGEN
 139                         ;;
 140   mips16*-*-*)          sim_gen=M16
 141                         sim_igen_filter="32,64,f"
 142                         sim_m16_filter="16"
 143                         ;;
 144   mipsisa32*-*-*)       sim_gen=IGEN
 145                         sim_igen_machine="-M mips32"
 146                         sim_igen_filter="32,f"
 147                         sim_mach_default="mipsisa32"
 148                         ;;
 149   mipsisa64sb1*-*-*)    sim_gen=IGEN
 150                         sim_igen_machine="-M mips64,mips3d,sb1"
 151                         sim_igen_filter="32,64,f"
 152                         sim_mach_default="mips_sb1"
 153                         ;;
 154   mipsisa64*-*-*)       sim_gen=IGEN
 155                         sim_igen_machine="-M mips64,mips3d"
 156                         sim_igen_filter="32,64,f"
 157                         sim_mach_default="mipsisa64"
 158                         ;;
 159   mips*lsi*)            sim_gen=M16
 160                         sim_igen_machine="-M mipsIII,mips16"
 161                         sim_m16_machine="-M mips16,mipsIII"
 162                         sim_igen_filter="32,f"
 163                         sim_m16_filter="16"
 164                         sim_mach_default="mips4000"
 165                         ;;
 166   mips*-*-*)            sim_gen=IGEN
 167                         sim_igen_filter="32,f"
 168                         ;;
 169 esac
 170
 171 # The MULTI generator can combine several simulation engines into one.
 172 # executable.  A configuration which uses the MULTI should set two
 173 # variables: ${sim_multi_configs} and ${sim_multi_default}.
 174 #
 175 # ${sim_multi_configs} is the list of engines to build.  Each
 176 # space-separated entry has the form NAME:MACHINE:FILTER:BFDMACHS,
 177 # where:
 178 #
 179 # - NAME is a C-compatible prefix for the engine,
 180 # - MACHINE is a -M argument,
 181 # - FILTER is a -F argument, and
 182 # - BFDMACHS is a comma-separated list of bfd machines that the
 183 #     simulator can run.
 184 #
 185 # Each entry will have a separate simulation engine whose prefix is
 186 # m32<NAME>.  If the machine list includes "mips16", there will also
 187 # be a mips16 engine, prefix m16<NAME>.  The mips16 engine will be
 188 # generated using the same machine list as the 32-bit version,
 189 # but the filter will be "16" instead of FILTER.
 190 #
 191 # The simulator compares the bfd mach against BFDMACHS to decide
 192 # which engine to use.  Entries in BFDMACHS should be bfd_mach
 193 # values with "bfd_mach_" removed.  ${sim_multi_default} says
 194 # which entry should be the default.
 195 if test ${sim_gen} = MULTI; then
 196
 197   # Simple sanity check.
 198   if test -z "${sim_multi_configs}" || test -z "${sim_multi_default}"; then
 199     AC_MSG_ERROR(Error in configure.in: MULTI simulator not set up correctly)
 200   fi
 201
 202   # Start in a known state.
 203   rm -f multi-include.h multi-run.c
 204   sim_multi_flags=
 205   sim_multi_src=
 206   sim_multi_obj=multi-run.o
 207   sim_multi_igen_configs=
 208   sim_seen_default=no
 209
 210   cat << __EOF__ > multi-run.c
 211 /* Main entry point for MULTI simulators.
 212    Copyright (C) 2003 Free Software Foundation, Inc.
 213
 214    This program is free software; you can redistribute it and/or modify
 215    it under the terms of the GNU General Public License as published by
 216    the Free Software Foundation; either version 2 of the License, or
 217    (at your option) any later version.
 218
 219    This program is distributed in the hope that it will be useful,
 220    but WITHOUT ANY WARRANTY; without even the implied warranty of
 221    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 222    GNU General Public License for more details.
 223
 224    You should have received a copy of the GNU General Public License
 225    along with this program; if not, write to the Free Software
 226    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 227
 228    --
 229
 230    This file was generated by sim/mips/configure.  */
 231
 232 #include "sim-main.h"
 233 #include "multi-include.h"
 234
 235 #define SD sd
 236 #define CPU cpu
 237
 238 void
 239 sim_engine_run (SIM_DESC sd,
 240                 int next_cpu_nr,
 241                 int nr_cpus,
 242                 int signal) /* ignore */
 243 {
 244   int mach;
 245
 246   if (STATE_ARCHITECTURE (sd) == NULL)
 247     mach = bfd_mach_${sim_multi_default};
 248   else
 249     mach = STATE_ARCHITECTURE (SD)->mach;
 250
 251   switch (mach)
 252     {
 253 __EOF__
 254
 255   for fc in ${sim_multi_configs}; do
 256
 257     # Split up the entry.  ${c} contains the first three elements.
 258     # Note: outer sqaure brackets are m4 quotes.
 259     c=`echo ${fc} | sed ['s/:[^:]*$//']`
 260     bfdmachs=`echo ${fc} | sed 's/.*://'`
 261     name=`echo ${c} | sed 's/:.*//'`
 262     machine=`echo ${c} | sed 's/.*:\(.*\):.*/\1/'`
 263     filter=`echo ${c} | sed 's/.*://'`
 264
 265     # Build the following lists:
 266     #
 267     #   sim_multi_flags: all -M and -F flags used by the simulator
 268     #   sim_multi_src: all makefile-generated source files
 269     #   sim_multi_obj: the objects for ${sim_multi_src}
 270     #   sim_multi_igen_configs: igen configuration strings.
 271     #
 272     # Each entry in ${sim_multi_igen_configs} is a prefix (m32
 273     # or m16) followed by the NAME, MACHINE and FILTER part of
 274     # the ${sim_multi_configs} entry.
 275     sim_multi_flags="${sim_multi_flags} -F ${filter} -M ${machine}"
 276
 277     # Check whether mips16 handling is needed.
 278     case ${c} in
 279       *:*mips16*:*)
 280         # Run igen twice, once for normal mode and once for mips16.
 281         ws="m32 m16"
 282
 283         # The top-level function for the mips16 simulator is
 284         # in a file m16${name}_run.c, generated by the
 285         # tmp-run-multi Makefile rule.
 286         sim_multi_src="${sim_multi_src} m16${name}_run.c"
 287         sim_multi_obj="${sim_multi_obj} m16${name}_run.o"
 288         sim_multi_flags="${sim_multi_flags} -F 16"
 289         ;;
 290       *)
 291         ws=m32
 292         ;;
 293     esac
 294
 295     # Now add the list of igen-generated files to ${sim_multi_src}
 296     # and ${sim_multi_obj}.
 297     for w in ${ws}; do
 298       for base in engine icache idecode model semantics support; do
 299         sim_multi_src="${sim_multi_src} ${w}${name}_${base}.c"
 300         sim_multi_src="${sim_multi_src} ${w}${name}_${base}.h"
 301         sim_multi_obj="${sim_multi_obj} ${w}${name}_${base}.o"
 302       done
 303       sim_multi_igen_configs="${sim_multi_igen_configs} ${w}${c}"
 304     done
 305
 306     # Add an include for the engine.h file.  This file declares the
 307     # top-level foo_engine_run() function.
 308     echo "#include \"${w}${name}_engine.h\"" >> multi-include.h
 309
 310     # Add case statements for this engine to sim_engine_run().
 311     for mach in `echo ${bfdmachs} | sed 's/,/ /g'`; do
 312       echo "    case bfd_mach_${mach}:" >> multi-run.c
 313       if test ${mach} = ${sim_multi_default}; then
 314         echo "    default:" >> multi-run.c
 315         sim_seen_default=yes
 316       fi
 317     done
 318     echo "      ${w}${name}_engine_run (sd, next_cpu_nr, nr_cpus, signal);" \
 319       >> multi-run.c
 320     echo "      break;" >> multi-run.c
 321   done
 322
 323   # Check whether we added a 'default:' label.
 324   if test ${sim_seen_default} = no; then
 325     AC_MSG_ERROR(Error in configure.in: \${sim_multi_configs} doesn't have an entry for \${sim_multi_default})
 326   fi
 327
 328   cat << __EOF__ >> multi-run.c
 329     }
 330 }
 331
 332 int
 333 mips_mach_multi (SIM_DESC sd)
 334 {
 335   if (STATE_ARCHITECTURE (sd) == NULL)
 336     return bfd_mach_${sim_multi_default};
 337
 338   switch (STATE_ARCHITECTURE (SD)->mach)
 339     {
 340 __EOF__
 341
 342   # Add case statements for this engine to mips_mach_multi().
 343   for fc in ${sim_multi_configs}; do
 344
 345     # Split up the entry.  ${c} contains the first three elements.
 346     # Note: outer sqaure brackets are m4 quotes.
 347     c=`echo ${fc} | sed ['s/:[^:]*$//']`
 348     bfdmachs=`echo ${fc} | sed 's/.*://'`
 349
 350     for mach in `echo ${bfdmachs} | sed 's/,/ /g'`; do
 351       echo "    case bfd_mach_${mach}:" >> multi-run.c
 352     done
 353   done
 354
 355   cat << __EOF__ >> multi-run.c
 356       return (STATE_ARCHITECTURE (SD)->mach);
 357     default:
 358       return bfd_mach_${sim_multi_default};
 359     }
 360 }
 361 __EOF__
 362
 363   SIM_SUBTARGET="$SIM_SUBTARGET -DMIPS_MACH_MULTI"
 364 else
 365   # For clean-extra
 366   sim_multi_src=doesnt-exist.c
 367
 368   if test x"${sim_mach_default}" = x""; then
 369     AC_MSG_ERROR(Error in configure.in: \${sim_mach_default} not defined)
 370   fi
 371   SIM_SUBTARGET="$SIM_SUBTARGET -DMIPS_MACH_DEFAULT=bfd_mach_${sim_mach_default}"
 372 fi
 373 sim_igen_flags="-F ${sim_igen_filter} ${sim_igen_machine} ${sim_igen_smp}"
 374 sim_m16_flags=" -F ${sim_m16_filter}  ${sim_m16_machine}  ${sim_igen_smp}"
 375 AC_SUBST(sim_igen_flags)
 376 AC_SUBST(sim_m16_flags)
 377 AC_SUBST(sim_gen)
 378 AC_SUBST(sim_multi_flags)
 379 AC_SUBST(sim_multi_igen_configs)
 380 AC_SUBST(sim_multi_src)
 381 AC_SUBST(sim_multi_obj)
 382
 383
 384 #
 385 # Add simulated hardware devices
 386 #
 387 hw_enabled=no
 388 case "${target}" in
 389   mips*tx39*)
 390         hw_enabled=yes
 391         hw_extra_devices="tx3904cpu tx3904irc tx3904tmr tx3904sio"
 392         mips_extra_objs="dv-sockser.o"
 393         SIM_SUBTARGET="$SIM_SUBTARGET -DTARGET_TX3904=1"
 394         ;;
 395   *)
 396         mips_extra_objs=""
 397         ;;
 398 esac
 399 SIM_AC_OPTION_HARDWARE($hw_enabled,$hw_devices,$hw_extra_devices)
 400 AC_SUBST(mips_extra_objs)
 401
 402
 403 # Choose simulator engine
 404 case "${target}" in
 405   *)    mips_igen_engine="engine.o"
 406         ;;
 407 esac
 408 AC_SUBST(mips_igen_engine)
 409
 410
 411 AC_PATH_X
 412 mips_extra_libs=""
 413 AC_SUBST(mips_extra_libs)
 414
 415 AC_CHECK_HEADERS(string.h strings.h stdlib.h stdlib.h)
 416 AC_CHECK_LIB(m, fabs)
 417 AC_CHECK_FUNCS(aint anint sqrt)
 418
 419 SIM_AC_OUTPUT