sim/common/aclocal.m4

   1 # This file contains common code used by all simulators.
   2 #
   3 # SIM_AC_COMMON invokes AC macros used by all simulators and by the common
   4 # directory.  It is intended to be invoked before any target specific stuff.
   5 # SIM_AC_OUTPUT is a cover function to AC_OUTPUT to generate the Makefile.
   6 # It is intended to be invoked last.
   7 #
   8 # The simulator's configure.in should look like:
   9 #
  10 # dnl Process this file with autoconf to produce a configure script.
  11 # sinclude(../common/aclocal.m4)
  12 # AC_PREREQ(2.5)dnl
  13 # AC_INIT(Makefile.in)
  14 #
  15 # SIM_AC_COMMON
  16 #
  17 # ... target specific stuff ...
  18 #
  19 # SIM_AC_OUTPUT
  20
  21 AC_DEFUN(SIM_AC_COMMON,
  22 [
  23 # autoconf.info says this should be called right after AC_INIT.
  24 AC_CONFIG_HEADER(config.h:config.in)
  25
  26 AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/../..)
  27 AC_CANONICAL_SYSTEM
  28 AC_ARG_PROGRAM
  29 AC_PROG_CC
  30 AC_PROG_INSTALL
  31
  32 # Put a plausible default for CC_FOR_BUILD in Makefile.
  33 if test "x$cross_compiling" = "xno"; then
  34   CC_FOR_BUILD='$(CC)'
  35 else
  36   CC_FOR_BUILD=gcc
  37 fi
  38 AC_SUBST(CC_FOR_BUILD)
  39
  40 AC_SUBST(CFLAGS)
  41 AC_SUBST(HDEFINES)
  42 AR=${AR-ar}
  43 AC_SUBST(AR)
  44 AC_PROG_RANLIB
  45
  46 # Check for common headers.
  47 # FIXME: Seems to me this can cause problems for i386-windows hosts.
  48 # At one point there were hardcoded AC_DEFINE's if ${host} = i386-*-windows*.
  49 AC_CHECK_HEADERS(stdlib.h string.h strings.h unistd.h time.h sys/time.h sys/resource.h)
  50 AC_CHECK_FUNCS(getrusage time)
  51
  52 . ${srcdir}/../../bfd/configure.host
  53
  54 dnl Standard (and optional) simulator options.
  55 dnl Eventually all simulators will support these.
  56 dnl Do not add any here that cannot be supported by all simulators.
  57 dnl Do not add similar but different options to a particular simulator,
  58 dnl all shall eventually behave the same way.
  59
  60
  61 dnl This is a generic option to enable special byte swapping
  62 dnl insns on *any* cpu.
  63 AC_ARG_ENABLE(sim-bswap,
  64 [  --enable-sim-bswap                   Use Host specific BSWAP instruction.],
  65 [case "${enableval}" in
  66   yes)  sim_bswap="-DWITH_BSWAP=1 -DUSE_BSWAP=1";;
  67   no)   sim_bswap="-DWITH_BSWAP=0";;
  68   *)    AC_MSG_ERROR("--enable-sim-bswap does not take a value"); sim_bswap="";;
  69 esac
  70 if test x"$silent" != x"yes" && test x"$sim_bswap" != x""; then
  71   echo "Setting bswap flags = $sim_bswap" 6>&1
  72 fi],[sim_bswap=""])dnl
  73 AC_SUBST(sim_bswap)
  74
  75
  76 AC_ARG_ENABLE(sim-cflags,
  77 [  --enable-sim-cflags=opts             Extra CFLAGS for use in building simulator],
  78 [case "${enableval}" in
  79   yes)   sim_cflags="-O2";;
  80   trace) AC_MSG_ERROR("Please use --enable-sim-debug instead."); sim_cflags="";;
  81   no)    sim_cflags="";;
  82   *)     sim_cflags=`echo "${enableval}" | sed -e "s/,/ /g"`;;
  83 esac
  84 if test x"$silent" != x"yes" && test x"$sim_cflags" != x""; then
  85   echo "Setting sim cflags = $sim_cflags" 6>&1
  86 fi],[sim_cflags=""])dnl
  87 AC_SUBST(sim_cflags)
  88
  89
  90 dnl --enable-sim-debug is for developers of the simulator
  91 dnl the allowable values are work-in-progress
  92 AC_ARG_ENABLE(sim-debug,
  93 [  --enable-sim-debug=opts              Enable debugging flags],
  94 [case "${enableval}" in
  95   yes) sim_debug="-DDEBUG=7 -DWITH_DEBUG=7";;
  96   no)  sim_debug="-DDEBUG=0 -DWITH_DEBUG=0";;
  97   *)   sim_debug="-DDEBUG='(${enableval})' -DWITH_DEBUG='(${enableval})'";;
  98 esac
  99 if test x"$silent" != x"yes" && test x"$sim_debug" != x""; then
 100   echo "Setting sim debug = $sim_debug" 6>&1
 101 fi],[sim_debug=""])dnl
 102 AC_SUBST(sim_debug)
 103
 104
 105 dnl --enable-sim-stdio is for users of the simulator
 106 dnl It determines if IO from the program is routed through STDIO (buffered)
 107 AC_ARG_ENABLE(sim-stdio,
 108 [  --enable-sim-stdio                   Specify whether to use stdio for console input/output.],
 109 [case "${enableval}" in
 110   yes)  sim_stdio="-DWITH_STDIO=DO_USE_STDIO";;
 111   no)   sim_stdio="-DWITH_STDIO=DONT_USE_STDIO";;
 112   *)    AC_MSG_ERROR("Unknown value $enableval passed to --enable-sim-stdio"); sim_stdio="";;
 113 esac
 114 if test x"$silent" != x"yes" && test x"$sim_stdio" != x""; then
 115   echo "Setting stdio flags = $sim_stdio" 6>&1
 116 fi],[sim_stdio=""])dnl
 117 AC_SUBST(sim_stdio)
 118
 119
 120 dnl --enable-sim-trace is for users of the simulator
 121 dnl The argument is either a bitmask of things to enable [exactly what is
 122 dnl up to the simulator], or is a comma separated list of names of tracing
 123 dnl elements to enable.  The latter is only supported on simulators that
 124 dnl use WITH_TRACE.
 125 AC_ARG_ENABLE(sim-trace,
 126 [  --enable-sim-trace=opts              Enable tracing flags],
 127 [case "${enableval}" in
 128   yes)  sim_trace="-DTRACE=1 -DWITH_TRACE=-1";;
 129   no)   sim_trace="-DTRACE=0 -DWITH_TRACE=0";;
 130   [[-0-9]]*)
 131         sim_trace="-DTRACE='(${enableval})' -DWITH_TRACE='(${enableval})'";;
 132   [[a-z]]*)
 133         sim_trace=""
 134         for x in `echo "$enableval" | sed -e "s/,/ /g"`; do
 135           if test x"$sim_trace" = x; then
 136             sim_trace="-DWITH_TRACE='(TRACE_$x"
 137           else
 138             sim_trace="${sim_trace}|TRACE_$x"
 139           fi
 140         done
 141         sim_trace="$sim_trace)'" ;;
 142 esac
 143 if test x"$silent" != x"yes" && test x"$sim_trace" != x""; then
 144   echo "Setting sim trace = $sim_trace" 6>&1
 145 fi],[sim_trace=""])dnl
 146 AC_SUBST(sim_trace)
 147
 148
 149 dnl --enable-sim-profile
 150 dnl The argument is either a bitmask of things to enable [exactly what is
 151 dnl up to the simulator], or is a comma separated list of names of profiling
 152 dnl elements to enable.  The latter is only supported on simulators that
 153 dnl use WITH_PROFILE.
 154 AC_ARG_ENABLE(sim-profile,
 155 [  --enable-sim-profile=opts            Enable profiling flags],
 156 [case "${enableval}" in
 157   yes)  sim_profile="-DPROFILE=1 -DWITH_PROFILE=-1";;
 158   no)   sim_profile="-DPROFILE=0 -DWITH_PROFILE=0";;
 159   [[-0-9]]*)
 160         sim_profile="-DPROFILE='(${enableval})' -DWITH_PROFILE='(${enableval})'";;
 161   [[a-z]]*)
 162         sim_profile=""
 163         for x in `echo "$enableval" | sed -e "s/,/ /g"`; do
 164           if test x"$sim_profile" = x; then
 165             sim_profile="-DWITH_PROFILE='(PROFILE_$x"
 166           else
 167             sim_profile="${sim_profile}|PROFILE_$x"
 168           fi
 169         done
 170         sim_profile="$sim_profile)'" ;;
 171 esac
 172 if test x"$silent" != x"yes" && test x"$sim_profile" != x""; then
 173   echo "Setting sim profile = $sim_profile" 6>&1
 174 fi],[sim_profile=""])dnl
 175 AC_SUBST(sim_profile)
 176
 177
 178 dnl Types used by common code
 179 AC_TYPE_SIGNAL
 180
 181
 182 dnl These are available to append to as desired.
 183 sim_link_files=
 184 sim_link_links=
 185
 186 dnl Create tconfig.h either from simulator's tconfig.in or default one
 187 dnl in common.
 188 sim_link_links=tconfig.h
 189 if test -f ${srcdir}/tconfig.in
 190 then
 191   sim_link_files=tconfig.in
 192 else
 193   sim_link_files=../common/tconfig.in
 194 fi
 195
 196 # targ-vals.def points to the libc macro description file.
 197 case "${target}" in
 198 *-*-*) TARG_VALS_DEF=../common/nltvals.def ;;
 199 esac
 200 sim_link_files="${sim_link_files} ${TARG_VALS_DEF}"
 201 sim_link_links="${sim_link_links} targ-vals.def"
 202
 203 ]) dnl End of SIM_AC_COMMON
 204
 205
 206 dnl Additional SIM options that can (optionally) be configured
 207 dnl For optional simulator options, a macro SIM_AC_OPTION_* is defined.
 208 dnl Simulators that wish to use the relevant option specify the macro
 209 dnl in the simulator specific configure.in file between the SIM_AC_COMMON
 210 dnl and SIM_AC_OUTPUT lines.
 211
 212
 213 dnl Specify the alignment restrictions of the target architecture.
 214 dnl Without this option all possible alignment restrictions are accomidated.
 215 AC_DEFUN(SIM_AC_OPTION_ALIGNMENT,
 216 [
 217 AC_ARG_ENABLE(sim-alignment,
 218 [  --enable-sim-alignment=align         Specify strict or nonstrict alignment.],
 219 [case "${enableval}" in
 220   yes | strict | STRICT)        sim_alignment="-DWITH_ALIGNMENT=STRICT_ALIGNMENT";;
 221   no | nonstrict | NONSTRICT)   sim_alignment="-DWITH_ALIGNMENT=NONSTRICT_ALIGNMENT";;
 222   0 | default | DEFAULT)        sim_alignment="-DWITH_ALIGNMENT=0";;
 223   *)                            AC_MSG_ERROR("Unknown value $enableval passed to --enable-sim-alignment"); sim_alignment="";;
 224 esac
 225 if test x"$silent" != x"yes" && test x"$sim_alignment" != x""; then
 226   echo "Setting alignment flags = $sim_alignment" 6>&1
 227 fi],[sim_alignment=""])dnl
 228 AC_SUBST(sim_alignment)
 229 ])dnl
 230
 231
 232 dnl Conditionally compile in assertion statements.
 233 AC_DEFUN(SIM_AC_OPTION_ASSERT,
 234 [
 235 AC_ARG_ENABLE(sim-assert,
 236 [  --enable-sim-assert                  Specify whether to perform random assertions.],
 237 [case "${enableval}" in
 238   yes)  sim_assert="-DWITH_ASSERT=1";;
 239   no)   sim_assert="-DWITH_ASSERT=0";;
 240   *)    AC_MSG_ERROR("--enable-sim-assert does not take a value"); sim_assert="";;
 241 esac
 242 if test x"$silent" != x"yes" && test x"$sim_assert" != x""; then
 243   echo "Setting assert flags = $sim_assert" 6>&1
 244 fi],[sim_assert=""])dnl
 245 AC_SUBST(sim_assert)
 246 ])
 247
 248
 249 dnl --enable-sim-endian={yes,no,big,little} is for simulators
 250 dnl that support both big and little endian targets.
 251 dnl arg[1] is hardwired target endianness.
 252 dnl arg[2] is default target endianness.
 253 AC_DEFUN(SIM_AC_OPTION_ENDIAN,
 254 [
 255 wire_endian="ifelse([$1],,ifelse([$2],,,[$2]),[$1])"
 256 default_endian="ifelse([$2],,ifelse([$1],,,[$1]),[$2])"
 257 default_sim_endian="ifelse([$1],,ifelse([$2],,,-DWITH_DEFAULT_TARGET_BYTE_ORDER=[$2]),-DWITH_TARGET_BYTE_ORDER=[$1])"
 258 AC_ARG_ENABLE(sim-endian,
 259 [  --enable-sim-endian=endian           Specify target byte endian orientation.],
 260 [case "${enableval}" in
 261   b*|B*) sim_endian="-DWITH_TARGET_BYTE_ORDER=BIG_ENDIAN";;
 262   l*|L*) sim_endian="-DWITH_TARGET_BYTE_ORDER=LITTLE_ENDIAN";;
 263   yes)   if test x"$wire_endian" != x; then
 264            sim_endian="-DWITH_TARGET_BYTE_ORDER=${wire_endian}"
 265          else
 266            echo "No hard-wired endian for target $target" 1>&6
 267            sim_endian="-DWITH_TARGET_BYTE_ORDER=0"
 268          fi;;
 269   no)    if test x"$default_endian" != x; then
 270            sim_endian="-DWITH_DEFAULT_TARGET_BYTE_ORDER=${default_endian}"
 271          else
 272            echo "No default endian for target $target" 1>&6
 273            sim_endian="-DWITH_DEFAULT_TARGET_BYTE_ORDER=0"
 274          fi;;
 275   *)     AC_MSG_ERROR("Unknown value $enableval for --enable-sim-endian"); sim_endian="";;
 276 esac
 277 if test x"$silent" != x"yes" && test x"$sim_endian" != x""; then
 278   echo "Setting endian flags = $sim_endian" 6>&1
 279 fi],[sim_endian="${default_sim_endian}"])dnl
 280 AC_SUBST(sim_endian)
 281 ])
 282
 283
 284 dnl --enable-sim-hostendian is for users of the simulator when
 285 dnl they find that AC_C_BIGENDIAN does not function correctly
 286 dnl (for instance in a canadian cross)
 287 AC_DEFUN(SIM_AC_OPTION_HOSTENDIAN,
 288 [
 289 AC_ARG_ENABLE(sim-hostendian,
 290 [  --enable-sim-hostendain=end          Specify host byte endian orientation.],
 291 [case "${enableval}" in
 292   no)    sim_hostendian="-DWITH_HOST_BYTE_ORDER=0";;
 293   b*|B*) sim_hostendian="-DWITH_HOST_BYTE_ORDER=BIG_ENDIAN";;
 294   l*|L*) sim_hostendian="-DWITH_HOST_BYTE_ORDER=LITTLE_ENDIAN";;
 295   *)     AC_MSG_ERROR("Unknown value $enableval for --enable-sim-hostendian"); sim_hostendian="";;
 296 esac
 297 if test x"$silent" != x"yes" && test x"$sim_hostendian" != x""; then
 298   echo "Setting hostendian flags = $sim_hostendian" 6>&1
 299 fi],[
 300 if test "x$cross_compiling" = "xno"; then
 301   AC_C_BIGENDIAN
 302   if test $ac_cv_c_bigendian = yes; then
 303     sim_hostendian="-DWITH_HOST_BYTE_ORDER=BIG_ENDIAN"
 304   else
 305     sim_hostendian="-DWITH_HOST_BYTE_ORDER=LITTLE_ENDIAN"
 306   fi
 307 else
 308   sim_hostendian="-DWITH_HOST_BYTE_ORDER=0"
 309 fi])dnl
 310 AC_SUBST(sim_hostendian)
 311 ])
 312
 313
 314 AC_DEFUN(SIM_AC_OPTION_FLOAT,
 315 [
 316 default_sim_floating_point="ifelse([$1],,0,[$1])"
 317 AC_ARG_ENABLE(sim-float,
 318 [  --enable-sim-float                   Specify that the target processor has floating point hardware.],
 319 [case "${enableval}" in
 320   yes | hard)   sim_float="-DWITH_FLOATING_POINT=HARD_FLOATING_POINT";;
 321   no | soft)    sim_float="-DWITH_FLOATING_POINT=SOFT_FLOATING_POINT";;
 322   *)            AC_MSG_ERROR("Unknown value $enableval passed to --enable-sim-float"); sim_float="";;
 323 esac
 324 if test x"$silent" != x"yes" && test x"$sim_float" != x""; then
 325   echo "Setting float flags = $sim_float" 6>&1
 326 fi],[sim_float="-DWITH_FLOATING_POINT=${default_sim_floating_point}"])dnl
 327 AC_SUBST(sim_float)
 328 ])
 329
 330
 331 dnl The argument is the default cache size if none is specified.
 332 AC_DEFUN(SIM_AC_OPTION_SCACHE,
 333 [
 334 default_sim_scache="ifelse([$1],,0,[$1])"
 335 AC_ARG_ENABLE(sim-scache,
 336 [  --enable-sim-scache=size             Specify simulator execution cache size.],
 337 [case "${enableval}" in
 338   yes)  sim_scache="-DWITH_SCACHE=${default_sim_scache}";;
 339   no)   sim_scace= ;;
 340   [[0-9]]*) sim_cache=${enableval};;
 341   *)    AC_MSG_ERROR("Bad value $enableval passed to --enable-sim-scache");
 342         sim_scache="";;
 343 esac
 344 if test x"$silent" != x"yes" && test x"$sim_scache" != x""; then
 345   echo "Setting scache size = $sim_scache" 6>&1
 346 fi],[sim_scache="-DWITH_SCACHE=${default_sim_scache}"])
 347 AC_SUBST(sim_scache)
 348 ])
 349
 350
 351 dnl The argument is the default model if none is specified.
 352 AC_DEFUN(SIM_AC_OPTION_DEFAULT_MODEL,
 353 [
 354 default_sim_default_model="ifelse([$1],,0,[$1])"
 355 AC_ARG_ENABLE(sim-default-model,
 356 [  --enable-sim-default-model=model     Specify default model to simulate.],
 357 [case "${enableval}" in
 358   yes|no) AC_MSG_ERROR("Missing argument to --enable-sim-default-model");;
 359   *)    sim_default_model="-DWITH_DEFAULT_MODEL='\"${enableval}\"'";;
 360 esac
 361 if test x"$silent" != x"yes" && test x"$sim_default_model" != x""; then
 362   echo "Setting default model = $sim_default_model" 6>&1
 363 fi],[sim_default_model="-DWITH_DEFAULT_MODEL='\"${default_sim_default_model}\"'"])
 364 AC_SUBST(sim_default_model)
 365 ])
 366
 367
 368 AC_DEFUN(SIM_AC_OPTION_HARDWARE,
 369 [
 370 AC_ARG_ENABLE(sim-hardware,
 371 [  --enable-sim-hardware=list           Specify the hardware to be included in the build.],
 372 [hardware="cpu,memory,nvram,iobus,htab,disk,trace,register,vm,init,core,pal,com,eeprom,opic,glue,phb,ide"
 373 case "${enableval}" in
 374   yes)  ;;
 375   no)   AC_MSG_ERROR("List of hardware must be specified for --enable-sim-hardware"); hardware="";;
 376   ,*)   hardware="${hardware}${enableval}";;
 377   *,)   hardware="${enableval}${hardware}";;
 378   *)    hardware="${enableval}"'';;
 379 esac
 380 sim_hw_src=`echo $hardware | sed -e 's/,/.c hw_/g' -e 's/^/hw_/' -e s'/$/.c/'`
 381 sim_hw_obj=`echo $sim_hw_src | sed -e 's/\.c/.o/g'`
 382 if test x"$silent" != x"yes" && test x"$hardware" != x""; then
 383   echo "Setting hardware to $sim_hw_src, $sim_hw_obj"
 384 fi],[hardware="cpu,memory,nvram,iobus,htab,disk,trace,register,vm,init,core,pal,com,eeprom,opic,glue,phb,ide"
 385 sim_hw_src=`echo $hardware | sed -e 's/,/.c hw_/g' -e 's/^/hw_/' -e s'/$/.c/'`
 386 sim_hw_obj=`echo $sim_hw_src | sed -e 's/\.c/.o/g'`
 387 if test x"$silent" != x"yes"; then
 388   echo "Setting hardware to $sim_hw_src, $sim_hw_obj"
 389 fi])dnl
 390 AC_SUBST(sim_hardware)
 391 ])
 392
 393
 394 dnl --enable-sim-inline is for users that wish to ramp up the simulator's
 395 dnl performance by inlining functions.
 396 AC_DEFUN(SIM_AC_OPTION_INLINE,
 397 [
 398 default_sim_inline="ifelse([$1],,,-DDEFAULT_INLINE=[$1])"
 399 AC_ARG_ENABLE(sim-inline,
 400 [  --enable-sim-inline=inlines          Specify which functions should be inlined.],
 401 [sim_inline=""
 402 case "$enableval" in
 403   no)           sim_inline="-DDEFAULT_INLINE=0";;
 404   0)            sim_inline="-DDEFAULT_INLINE=0";;
 405   yes | 2)      sim_inline="-DDEFAULT_INLINE=ALL_INLINE";;
 406   1)            sim_inline="-DDEFAULT_INLINE=INLINE_LOCALS";;
 407   *) for x in `echo "$enableval" | sed -e "s/,/ /g"`; do
 408        new_flag=""
 409        case "$x" in
 410          *_INLINE=*)    new_flag="-D$x";;
 411          *=*)           new_flag=`echo "$x" | sed -e "s/=/_INLINE=/" -e "s/^/-D/"`;;
 412          *_INLINE)      new_flag="-D$x=ALL_INLINE";;
 413          *)             new_flag="-D$x""_INLINE=ALL_INLINE";;
 414        esac
 415        if test x"$sim_inline" = x""; then
 416          sim_inline="$new_flag"
 417        else
 418          sim_inline="$sim_inline $new_flag"
 419        fi
 420      done;;
 421 esac
 422 if test x"$silent" != x"yes" && test x"$sim_inline" != x""; then
 423   echo "Setting inline flags = $sim_inline" 6>&1
 424 fi],[if test x"$GCC" != "x" -a x"${default_sim_inline}" != "x" ; then
 425   sim_inline="${default_sim_inline}"
 426   if test x"$silent" != x"yes"; then
 427     echo "Setting inline flags = $sim_inline" 6>&1
 428   fi
 429 else
 430   sim_inline=""
 431 fi])dnl
 432 AC_SUBST(sim_inline)
 433 ])
 434
 435
 436 AC_DEFUN(SIM_AC_OPTION_PACKAGES,
 437 [
 438 AC_ARG_ENABLE(sim-packages,
 439 [  --enable-sim-packages=list           Specify the packages to be included in the build.],
 440 [packages=disklabel
 441 case "${enableval}" in
 442   yes)  ;;
 443   no)   AC_MSG_ERROR("List of packages must be specified for --enable-sim-packages"); packages="";;
 444   ,*)   packages="${packages}${enableval}";;
 445   *,)   packages="${enableval}${packages}";;
 446   *)    packages="${enableval}"'';;
 447 esac
 448 sim_pk_src=`echo $packages | sed -e 's/,/.c pk_/g' -e 's/^/pk_/' -e 's/$/.c/'`
 449 sim_pk_obj=`echo $sim_pk_src | sed -e 's/\.c/.o/g'`
 450 if test x"$silent" != x"yes" && test x"$packages" != x""; then
 451   echo "Setting packages to $sim_pk_src, $sim_pk_obj"
 452 fi],[packages=disklabel
 453 sim_pk_src=`echo $packages | sed -e 's/,/.c pk_/g' -e 's/^/pk_/' -e 's/$/.c/'`
 454 sim_pk_obj=`echo $sim_pk_src | sed -e 's/\.c/.o/g'`
 455 if test x"$silent" != x"yes"; then
 456   echo "Setting packages to $sim_pk_src, $sim_pk_obj"
 457 fi])dnl
 458 AC_SUBST(sim_packages)
 459 ])
 460
 461
 462 AC_DEFUN(SIM_AC_OPTION_REGPARM,
 463 [
 464 AC_ARG_ENABLE(sim-regparm,
 465 [  --enable-sim-regparm=nr-parm         Pass parameters in registers instead of on the stack - x86/GCC specific.],
 466 [case "${enableval}" in
 467   0*|1*|2*|3*|4*|5*|6*|7*|8*|9*) sim_regparm="-DWITH_REGPARM=${enableval}";;
 468   no)                            sim_regparm="" ;;
 469   yes)                           sim_regparm="-DWITH_REGPARM=3";;
 470   *)   AC_MSG_ERROR("Unknown value $enableval for --enable-sim-regparm"); sim_regparm="";;
 471 esac
 472 if test x"$silent" != x"yes" && test x"$sim_regparm" != x""; then
 473   echo "Setting regparm flags = $sim_regparm" 6>&1
 474 fi],[sim_regparm=""])dnl
 475 AC_SUBST(sim_regparm)
 476 ])
 477
 478
 479 AC_DEFUN(SIM_AC_OPTION_RESERVED_BITS,
 480 [
 481 default_sim_reserved_bits="ifelse([$1],,1,[$1])"
 482 AC_ARG_ENABLE(sim-reserved-bits,
 483 [  --enable-sim-reserved-bits           Specify whether to check reserved bits in instruction.],
 484 [case "${enableval}" in
 485   yes)  sim_reserved_bits="-DWITH_RESERVED_BITS=1";;
 486   no)   sim_reserved_bits="-DWITH_RESERVED_BITS=0";;
 487   *)    AC_MSG_ERROR("--enable-sim-reserved-bits does not take a value"); sim_reserved_bits="";;
 488 esac
 489 if test x"$silent" != x"yes" && test x"$sim_reserved_bits" != x""; then
 490   echo "Setting reserved flags = $sim_reserved_bits" 6>&1
 491 fi],[sim_reserved_bits="-DWITH_RESERVED_BITS=${default_sim_reserved_bits}"])dnl
 492 AC_SUBST(sim_reserved_bits)
 493 ])
 494
 495
 496 AC_DEFUN(SIM_AC_OPTION_SMP,
 497 [
 498 default_sim_smp="ifelse([$1],,5,[$1])"
 499 AC_ARG_ENABLE(sim-smp,
 500 [  --enable-sim-smp=n                   Specify number of processors to configure for (default ${default_sim_smp}).],
 501 [case "${enableval}" in
 502   yes)  sim_smp="-DWITH_SMP=5" ; sim_igen_smp="-N 5";;
 503   no)   sim_smp="-DWITH_SMP=0" ; sim_igen_smp="-N 0";;
 504   *)    sim_smp="-DWITH_SMP=$enableval" ; sim_igen_smp="-N $enableval";;
 505 esac
 506 if test x"$silent" != x"yes" && test x"$sim_smp" != x""; then
 507   echo "Setting smp flags = $sim_smp" 6>&1
 508 fi],[sim_smp="-DWITH_SMP=${default_sim_smp}" ; sim_igen_smp="-N ${default_sim_smp}"
 509 if test x"$silent" != x"yes"; then
 510   echo "Setting smp flags = $sim_smp" 6>&1
 511 fi])dnl
 512 AC_SUBST(sim_smp)
 513 ])
 514
 515
 516 AC_DEFUN(SIM_AC_OPTION_STDCALL,
 517 [
 518 AC_ARG_ENABLE(sim-stdcall,
 519 [  --enable-sim-stdcall=type            Use an alternative function call/return mechanism - x86/GCC specific.],
 520 [case "${enableval}" in
 521   no)           sim_stdcall="" ;;
 522   std*)         sim_stdcall="-DWITH_STDCALL=1";;
 523   yes)          sim_stdcall="-DWITH_STDCALL=1";;
 524   *)   AC_MSG_ERROR("Unknown value $enableval for --enable-sim-stdcall"); sim_stdcall="";;
 525 esac
 526 if test x"$silent" != x"yes" && test x"$sim_stdcall" != x""; then
 527   echo "Setting function call flags = $sim_stdcall" 6>&1
 528 fi],[sim_stdcall=""])dnl
 529 AC_SUBST(sim_stdcall)
 530 ])
 531
 532
 533 AC_DEFUN(SIM_AC_OPTION_XOR_ENDIAN,
 534 [
 535 default_sim_xor_endian="ifelse([$1],,8,[$1])"
 536 AC_ARG_ENABLE(sim-xor-endian,
 537 [  --enable-sim-xor-endian=n            Specify number bytes involved in XOR bi-endian mode (default ${default_sim_xor_endian}).],
 538 [case "${enableval}" in
 539   yes)  sim_xor_endian="-DWITH_XOR_ENDIAN=8";;
 540   no)   sim_xor_endian="-DWITH_XOR_ENDIAN=0";;
 541   *)    sim_xor_endian="-DWITH_XOR_ENDIAN=$enableval";;
 542 esac
 543 if test x"$silent" != x"yes" && test x"$sim_xor_endian" != x""; then
 544   echo "Setting xor-endian flag = $sim_xor_endian" 6>&1
 545 fi],[sim_xor_endian="-DWITH_XOR_ENDIAN=${default_sim_xor_endian}"])dnl
 546 AC_SUBST(sim_xor_endian)
 547 ])
 548
 549
 550 dnl --enable-sim-warnings is for developers of the simulator.
 551 dnl it enables extra GCC specific warnings.
 552 AC_DEFUN(SIM_AC_OPTION_WARNINGS,
 553 [
 554 AC_ARG_ENABLE(sim-warnings,
 555 [  --enable-sim-warnings=opts           Extra CFLAGS for turning on compiler warnings],
 556 [case "${enableval}" in
 557   yes)  sim_warnings="-Werror -Wall -Wpointer-arith -Wmissing-prototypes -Wmissing-declarations ";;
 558   no)   sim_warnings="-w";;
 559   *)    sim_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
 560 esac
 561 if test x"$silent" != x"yes" && test x"$sim_warnings" != x""; then
 562   echo "Setting warning flags = $sim_warnings" 6>&1
 563 fi],[sim_warnings=""])dnl
 564 AC_SUBST(sim_warnings)
 565 ])
 566
 567
 568 dnl Generate the Makefile in a target specific directory.
 569 dnl Substitutions aren't performed on the file in AC_SUBST_FILE,
 570 dnl so this is a cover macro to tuck the details away of how we cope.
 571 dnl We cope by having autoconf generate two files and then merge them into
 572 dnl one afterwards.  The two pieces of the common fragment are inserted into
 573 dnl the target's fragment at the appropriate points.
 574
 575 AC_DEFUN(SIM_AC_OUTPUT,
 576 [
 577 AC_LINK_FILES($sim_link_files, $sim_link_links)
 578 AC_OUTPUT(Makefile.sim:Makefile.in Make-common.sim:../common/Make-common.in,
 579 [case "x$CONFIG_FILES" in xMakefile*)
 580    echo "Merging Makefile.sim+Make-common.sim into Makefile ..."
 581    rm -f Makesim1.tmp Makesim2.tmp Makefile
 582    sed -n -e '/^## COMMON_PRE_/,/^## End COMMON_PRE_/ p' <Make-common.sim >Makesim1.tmp
 583    sed -n -e '/^## COMMON_POST_/,/^## End COMMON_POST_/ p' <Make-common.sim >Makesim2.tmp
 584    sed -e '/^## COMMON_PRE_/ r Makesim1.tmp' \
 585         -e '/^## COMMON_POST_/ r Makesim2.tmp' \
 586         <Makefile.sim >Makefile
 587    rm -f Makefile.sim Make-common.sim Makesim1.tmp Makesim2.tmp
 588    ;;
 589  esac
 590  case "x$CONFIG_HEADERS" in xconfig.h:config.in) echo > stamp-h ;; esac
 591 ])
 592 ])