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Comparing BasiliskII/src/Unix/configure.in (file contents):
Revision 1.24 by cebix, 2000-09-25T17:54:01Z vs.
Revision 1.40 by gbeauche, 2001-05-20T20:31:50Z

# Line 9 | Line 9 | dnl Options.
9   AC_ARG_ENABLE(xf86-dga,      [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
10   AC_ARG_ENABLE(xf86-vidmode,  [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
11   AC_ARG_ENABLE(fbdev-dga,     [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
12 < AC_ARG_ENABLE(vosf,          [  --enable-vosf           enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=no])
13 < AC_ARG_ENABLE(16bit-vidmode, [  --enable-16bit-vidmode  enable 16-bit video if possible [default=yes]], [WANT_16BIT_VIDMODE=$enableval], [WANT_16BIT_VIDMODE=yes])
12 > AC_ARG_ENABLE(vosf,          [  --enable-vosf           enable video on SEGV signals [default=no]], [WANT_VOSF=$enableval], [WANT_VOSF=no])
13 >
14 > dnl FPU emulation core.
15 > AC_ARG_ENABLE(fpe,
16 > [  --enable-fpe=which      specify which fpu emulator to use [default=opt]],
17 > [ case "$enableval" in
18 >    default)    FPE_CORE="default";; dnl fpu_x86.cpp if i386 architecture, fpu_uae.cpp otherwise
19 >        uae)            FPE_CORE="uae";;
20 >        *)                      AC_MSG_ERROR([--enable-fpe takes only one of the following values: default, uae]);;
21 >  esac
22 > ],
23 > [ FPE_CORE="default"
24 > ])
25 >
26 > dnl Addressing modes.
27   AC_ARG_ENABLE(addressing,
28 < [  --enable-addressing=mode specify the addressing mode to use [default=fastest]],
28 > [  --enable-addressing=AM  specify the addressing mode to use [default=fastest]],
29   [ case "$enableval" in
30      real)       ADDRESSING_TEST_ORDER="real";;
31      direct)     ADDRESSING_TEST_ORDER="direct";;
32      banks)      ADDRESSING_TEST_ORDER="banks";;
33 < dnl fastest)    ADDRESSING_TEST_ORDER="real direct banks";; gb-- will enable later...
34 <    fastest)    ADDRESSING_TEST_ORDER="direct banks";;
22 <    *)          AC_MSG_ERROR([--enable-mem-addressing takes only one of the following values: fastest, real, direct, banks]);;
33 >    fastest)ADDRESSING_TEST_ORDER="direct banks";;
34 >    *)          AC_MSG_ERROR([--enable-addressing takes only one of the following values: fastest, real, direct, banks]);;
35    esac
36   ],
25 dnl [ ADDRESSING_TEST_ORDER="real direct banks" gb-- will probably reactivate later
37   [ ADDRESSING_TEST_ORDER="direct banks"
38   ])
39 +
40 + dnl External packages.
41   AC_ARG_WITH(esd,             [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
42   AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
43   AC_ARG_WITH(mon,             [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
# Line 39 | Line 52 | case "$target_os" in
52    netbsd*)      OS_TYPE=netbsd;;
53    freebsd*)     OS_TYPE=freebsd;;
54    solaris*)     OS_TYPE=solaris;;
55 <  *)            OS_TYPE=`echo $target_os | sed -e 's/-/_/'`;;
55 >  *)            OS_TYPE=`echo $target_os | sed -e 's/-/_/' | sed -e 's/\./_/'`;;
56   esac
57   DEFINES="$DEFINES -DOS_$OS_TYPE"
58  
# Line 47 | Line 60 | dnl Target CPU type.
60   HAVE_I386=no
61   HAVE_M68K=no
62   HAVE_SPARC=no
63 + HAVE_POWERPC=no
64   case "$target_cpu" in
65    i386* | i486* | i586* | i686* | i786* ) CPU_TYPE=i386 HAVE_I386=yes;;
66    m68k* ) CPU_TYPE=m68k HAVE_M68K=yes;;
67    sparc* ) CPU_TYPE=sparc HAVE_SPARC=yes;;
68 +  powerpc* ) CPU_TYPE=powerpc HAVE_POWERPC=yes;;
69    *) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/'`;;
70   esac
71   DEFINES="$DEFINES -DCPU_$CPU_TYPE"
# Line 71 | Line 86 | if [[ "x$WANT_MON" = "xyes" ]]; then
86    if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
87      AC_MSG_RESULT(yes)
88      AC_DEFINE(ENABLE_MON)
89 <    MONSRCS="$mon_srcdir/mon.cpp $mon_srcdir/mon_6502.cpp $mon_srcdir/mon_8080.cpp $mon_srcdir/mon_cmd.cpp $mon_srcdir/mon_disass.cpp $mon_srcdir/mon_ppc.cpp $mon_srcdir/disass/floatformat.c $mon_srcdir/disass/i386-dis.c $mon_srcdir/disass/m68k-dis.c $mon_srcdir/disass/m68k-opc.c"
89 >    MONSRCS="$mon_srcdir/mon.cpp $mon_srcdir/mon_6502.cpp $mon_srcdir/mon_z80.cpp $mon_srcdir/mon_cmd.cpp $mon_srcdir/mon_disass.cpp $mon_srcdir/mon_ppc.cpp $mon_srcdir/disass/floatformat.c $mon_srcdir/disass/i386-dis.c $mon_srcdir/disass/m68k-dis.c $mon_srcdir/disass/m68k-opc.c"
90      CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
91      AC_CHECK_LIB(readline, readline)
92      AC_CHECK_LIB(termcap, tputs)
# Line 112 | Line 127 | AC_CHECK_FUNCS(pthread_cancel)
127   dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
128   SEMSRC=
129   AC_CHECK_FUNCS(sem_init, , [
130 <  if [ "x$HAVE_PTHREADS" = "xyes" ]; then
130 >  if test "x$HAVE_PTHREADS" = "xyes"; then
131      SEMSRC=posix_sem.cpp
132    fi
133   ])
# Line 197 | Line 212 | AC_STRUCT_TM
212   dnl Checks for library functions.
213   AC_CHECK_FUNCS(strdup cfmakeraw)
214   AC_CHECK_FUNCS(clock_gettime timer_create)
215 + AC_CHECK_FUNCS(sigaction signal)
216  
217   dnl Select system-dependant source files.
218   SERIALSRC=serial_unix.cpp
# Line 204 | Line 220 | ETHERSRC=../dummy/ether_dummy.cpp
220   SCSISRC=../dummy/scsi_dummy.cpp
221   AUDIOSRC=../dummy/audio_dummy.cpp
222   EXTRASYSSRCS=
223 < SUPPORTS_NATIVE_M68K=no
223 > CAN_NATIVE_M68K=no
224   case "$target_os" in
225   linux*)
226 <  ETHERSRC=Linux/ether_linux.cpp
211 <  SCSISRC=Linux/scsi_linux.cpp
226 >  ETHERSRC=ether_unix.cpp
227    AUDIOSRC=audio_oss_esd.cpp
228 +  SCSISRC=Linux/scsi_linux.cpp
229    ;;
230 < freebsd*3.*)
230 > freebsd*)
231 >  ETHERSRC=ether_unix.cpp
232    AUDIOSRC=audio_oss_esd.cpp
233    DEFINES="$DEFINES -DBSD_COMP"
234 +  CXXFLAGS="$CXXFLAGS -fpermissive"
235    dnl Check for the CAM library
236    AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
237    if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
238      AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.])
239    else
240      dnl Check for the sys kernel includes
241 <    AC_CHECK_HEADER(/sys/cam/cam.h)
242 <    if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
241 >    AC_CHECK_HEADER(camlib.h)
242 >    if [[ "x$ac_cv_header_camlib_h" = "xno" ]]; then
243        dnl In this case I should fix this thing including a "patch"
244        dnl to access directly to the functions in the kernel :) --Orlando
245 <      AC_MSG_WARN([Cannot find kernel includes for CAM library, disabling SCSI support.])
245 >      AC_MSG_WARN([Cannot find includes for CAM library, disabling SCSI support.])
246      else
247        SCSISRC=FreeBSD/scsi_freebsd.cpp
230      CXXFLAGS="$CXXFLAGS -I/sys"
231      CFLAGS="$CFLAGS -I/sys"
248        LIBS="$LIBS -lcam"
249        DEFINES="$DEFINES -DCAM"
250      fi
251    fi
252    ;;
237 freebsd*)
238  DEFINES="$DEFINES -DBSD_COMP"
239  dnl Check for the SCSI library
240  AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
241  if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
242    AC_MSG_WARN([Cannot find libscsi for SCSI management, disabling SCSI support.])
243  else
244    dnl Check for the sys kernel includes
245    AC_CHECK_HEADER(scsi.h sys/scsiio.h)
246    if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
247      AC_MSG_WARN([Cannot find includes for the SCSI library, disabling SCSI support.])
248    else
249      SCSISRC=FreeBSD/scsi_freebsd.cpp
250      LIBS="$LIBS -lscsi"
251    fi
252  fi
253  ;;
253   netbsd*)
254 <  SUPPORTS_NATIVE_M68K=yes
254 >  CAN_NATIVE_M68K=yes
255    ;;
256   solaris*)
257    AUDIOSRC=Solaris/audio_solaris.cpp
258    DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
259    ;;
260   irix*)
261 +  AUDIOSRC=Irix/audio_irix.cpp
262    EXTRASYSSRCS=Irix/unaligned.c
263 <  DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
264 <  LIBS="$LIBS -lm"
263 >  dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
264 >  DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
265 >  LIBS="$LIBS -laudio"
266 >
267 >  dnl Check if our compiler supports -Ofast (MIPSPro)
268 >  HAVE_OFAST=no
269 >  ocflags="$CFLAGS"
270 >  CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
271 >  AC_MSG_CHECKING(if "-Ofast" works)
272 >  dnl Do a test compile of an empty function
273 >  AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_OFAST=yes], AC_MSG_RESULT(no))
274 >  CFLAGS="$ocflags"
275 >
276    ;;
277   esac
278  
279 + dnl Use 68k CPU natively?
280 + WANT_NATIVE_M68K=no
281 + if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then
282 +  AC_DEFINE(ENABLE_NATIVE_M68K)
283 +  WANT_NATIVE_M68K=yes
284 + fi
285 +
286   if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
287    dnl Serial, ethernet and audio support needs pthreads
288    AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.])
# Line 311 | Line 329 | AC_CACHE_CHECK("whether we can map Low M
329    ]
330   )
331  
332 < dnl Check if extended signals are supported.
333 < AC_CACHE_CHECK("whether your system supports extended signal handlers",
334 <  ac_cv_have_extended_signals, [
332 > dnl Check signal handlers need to be reinstalled
333 > AC_CACHE_CHECK("whether signal handlers need to be reinstalled",
334 >        ac_cv_signal_need_reinstall, [
335 >        AC_LANG_SAVE
336 >        AC_LANG_CPLUSPLUS
337 >        AC_TRY_RUN([
338 >                #include <stdlib.h>
339 >                #ifdef HAVE_UNISTD_H
340 >                #include <unistd.h>
341 >                #endif
342 >                #include <signal.h>
343 >                static int handled_signal = 0;
344 >                RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
345 >                int main(void) { /* returns 0 if signals need not to be reinstalled */
346 >                        signal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
347 >                        exit(handled_signal == 2);
348 >                }
349 >        ],
350 >        [ac_cv_signal_need_reinstall=yes],
351 >        [ac_cv_signal_need_reinstall=no]
352 >        )
353 >        AC_LANG_RESTORE
354 >        ]
355 > )
356 > AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall")
357 >
358 > dnl Check if sigaction handlers need to be reinstalled
359 > AC_CACHE_CHECK("whether sigaction handlers need to be reinstalled",
360 >  ac_cv_sigaction_need_reinstall, [
361    AC_LANG_SAVE
362    AC_LANG_CPLUSPLUS
363    AC_TRY_RUN([
364 +    #include <stdlib.h>
365 +    #ifdef HAVE_UNISTD_H
366      #include <unistd.h>
367 +    #endif
368      #include <signal.h>
369 <    #include <fcntl.h>
370 <    #include <sys/mman.h>
371 <
372 <    static volatile caddr_t mem = 0;
373 <    static int zero_fd = -1;
374 <
375 <    static RETSIGTYPE segfault_handler(int, siginfo_t * sip, void *)
376 <    { if ((caddr_t)(sip->si_addr) != mem) exit(1);
377 <      munmap(mem, getpagesize()); close(zero_fd); exit(0); }
378 <
379 <    int main()
380 <    { if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
334 <      if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
335 <      struct sigaction sa; sa.sa_sigaction = segfault_handler; sa.sa_flags = 0;
336 <      sigaction(SIGSEGV, &sa, 0);
337 <      mem[0] = 0;
338 <      exit(1); // should not be reached
369 >    static int handled_signal = 0;
370 >    RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
371 >    typedef RETSIGTYPE (*signal_handler)(int);
372 >    static signal_handler mysignal(int sig, signal_handler handler) {
373 >      struct sigaction old_sa;
374 >      struct sigaction new_sa;
375 >      new_sa.sa_handler = handler;
376 >      return ((sigaction(sig,&new_sa,&old_sa) < 0) ? SIG_IGN : old_sa.sa_handler);
377 >    }
378 >    int main(void) { /* returns 0 if signals need not to be reinstalled */
379 >      mysignal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
380 >      exit(handled_signal == 2);
381      }
382    ],
383 +  [ac_cv_sigaction_need_reinstall=yes],
384 +  [ac_cv_sigaction_need_reinstall=no]
385 +  )
386 +  AC_LANG_RESTORE
387 +  ]
388 + )
389 + AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall")
390 +
391 + dnl Check if extended signals are supported.
392 + AC_CACHE_CHECK("whether your system supports extended signal handlers",
393 +  ac_cv_have_extended_signals, [
394 +  AC_LANG_SAVE
395 +  AC_LANG_CPLUSPLUS
396 +  AC_TRY_RUN([
397 +    #define HAVE_SIGINFO_T 1
398 +    #define CONFIGURE_TEST
399 +    #include "sigsegv.cpp"
400 +  ],
401    [ac_cv_have_extended_signals=yes],
402    [ac_cv_have_extended_signals=no]
403    )
# Line 348 | Line 408 | AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac
408  
409   dnl Otherwise, check for subterfuges.
410   if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
411 <  case "$target_os" in
412 <    linux*)
413 <      if [[ "x$HAVE_I386" = "xyes" ]]; then
414 <        AC_CACHE_CHECK("whether we then have a subterfuge for your system",
415 <                  ac_cv_have_sigcontext_hack, [
416 <          AC_LANG_SAVE
417 <          AC_LANG_CPLUSPLUS
418 <          AC_TRY_RUN([
419 <            #include <unistd.h>
420 <            #include <signal.h>
421 <            #include <fcntl.h>
422 <            #include <sys/mman.h>
423 <
424 <            static volatile caddr_t mem = 0;
425 <            static int zero_fd = -1;
366 <
367 <            static RETSIGTYPE segfault_handler(int, struct sigcontext scs)
368 <            { if ((caddr_t)(scs.cr2) != mem) exit(1);
369 <              munmap(mem, getpagesize()); close(zero_fd); exit(0); }
370 <
371 <            int main()
372 <            { if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
373 <              if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
374 <              struct sigaction sa; sa.sa_flags = 0;
375 <                          sa.sa_handler = (RETSIGTYPE (*)(int))segfault_handler;
376 <              sigaction(SIGSEGV, &sa, 0);
377 <              mem[0] = 0;
378 <              exit(1); // should not be reached
379 <            }
380 <          ],
381 <          [ac_cv_have_sigcontext_hack=yes],
382 <          [ac_cv_have_sigcontext_hack=no]
383 <          )
384 <          AC_LANG_RESTORE
385 <        ])
386 <                AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, $ac_cv_have_sigcontext_hack)
387 <      fi
388 <    ;;
389 <  esac
411 >  AC_CACHE_CHECK("whether we then have a subterfuge for your system",
412 >  ac_cv_have_sigcontext_hack, [
413 >    AC_LANG_SAVE
414 >    AC_LANG_CPLUSPLUS
415 >    AC_TRY_RUN([
416 >      #define HAVE_SIGCONTEXT_SUBTERFUGE 1
417 >      #define CONFIGURE_TEST
418 >      #include "sigsegv.cpp"
419 >    ],
420 >    [ac_cv_have_sigcontext_hack=yes],
421 >    [ac_cv_have_sigcontext_hack=no]
422 >    )
423 >    AC_LANG_RESTORE
424 >  ])
425 >  AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack")
426   fi
427  
428   dnl Can we do Video on SEGV Signals ?
# Line 396 | Line 432 | if [[ "$ac_cv_have_extended_signals" = "
432   fi
433  
434   dnl Determine the addressing mode to use
435 < ADDRESSING_MODE=""
436 < AC_MSG_CHECKING([for the addressing mode to use])
437 < for am in $ADDRESSING_TEST_ORDER; do
438 <  case $am in
439 <  real)
440 <    dnl Requires ability to mmap Low Memory globals.
441 <    if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
442 <      continue
443 <    fi
444 <    if [[ "x$ac_cv_c_bigendian" = "xyes" ]]; then
445 <      dnl Requires only VOSF if 16-bit vidmode enable
410 <      if [[ "x$WANT_16BIT_VIDMODE" = "xyes" ]]; then
411 <        if [[ "x$CAN_VOSF" = "xno" ]]; then
412 <          continue
413 <        fi
414 <      else
415 <        DEFINES="$DEFINES -DDISABLE_16BIT_VIDMODE"
435 > if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
436 >  ADDRESSING_MODE="real"
437 > else
438 >  ADDRESSING_MODE=""
439 >  AC_MSG_CHECKING([for the addressing mode to use])
440 >  for am in $ADDRESSING_TEST_ORDER; do
441 >    case $am in
442 >    real)
443 >      dnl Requires ability to mmap() Low Memory globals
444 >      if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
445 >        continue
446        fi
447 <    else
418 <      dnl Requires VOSF
447 >          dnl Requires VOSF screen updates
448        if [[ "x$CAN_VOSF" = "xno" ]]; then
449          continue
450        fi
451 <    fi
452 <    dnl Real addressing will probably work
424 <    ADDRESSING_MODE="real"
425 <    WANT_VOSF=yes dnl we can use VOSF and we need it actually
426 <    DEFINES="$DEFINES -DREAL_ADDRESSING"
427 <    break
428 <    ;;
429 <  direct)
430 <    dnl Requires VOSF
431 <    if [[ "x$CAN_VOSF" = "xyes" ]]; then
432 <      ADDRESSING_MODE="direct"
451 >      dnl Real addressing will probably work.
452 >      ADDRESSING_MODE="real"
453        WANT_VOSF=yes dnl we can use VOSF and we need it actually
454 <      DEFINES="$DEFINES -DDIRECT_ADDRESSING"
454 >      DEFINES="$DEFINES -DREAL_ADDRESSING"
455        break
456 <    fi
457 <    ;;
458 <  banks)
459 <    dnl Default addressing mode
456 >      ;;
457 >    direct)
458 >      dnl Requires VOSF screen updates
459 >      if [[ "x$CAN_VOSF" = "xyes" ]]; then
460 >        ADDRESSING_MODE="direct"
461 >        WANT_VOSF=yes dnl we can use VOSF and we need it actually
462 >        DEFINES="$DEFINES -DDIRECT_ADDRESSING"
463 >        break
464 >      fi
465 >      ;;
466 >    banks)
467 >      dnl Default addressing mode
468 >      ADDRESSING_MODE="memory banks"
469 >      break
470 >      ;;
471 >    *)
472 >      AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
473 >    esac
474 >  done
475 >  AC_MSG_RESULT($ADDRESSING_MODE)
476 >  if [[ "x$ADDRESSING_MODE" = "x" ]]; then
477 >    AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
478      ADDRESSING_MODE="memory banks"
479 <    break
442 <    ;;
443 <  *)
444 <    AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
445 <  esac
446 < done
447 < AC_MSG_RESULT($ADDRESSING_MODE)
448 < if [[ "x$ADDRESSING_MODE" = "x" ]]; then
449 <  AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
450 <  ADDRESSING_MODE="memory banks"
479 >  fi
480   fi
481  
482 < dnl Since real and direct addressing modes automatically activate VOSF,
483 < dnl I put this test here.
455 < if [[ "x$WANT_VOSF" = "xyes" ]]; then
456 <  if [[ "x$CAN_VOSF" = "xno" ]]; then
457 <    AC_MSG_WARN([Sorry, your system does not support Video on SEGV signals])
458 <    WANT_VOSF=no
459 <  else
482 > dnl Enable VOSF screen updates with this feature is requested and feasible
483 > if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
484      AC_DEFINE(ENABLE_VOSF)
485 <  fi
485 > else
486 >    WANT_VOSF=no
487   fi
488  
489   dnl Check for GAS.
# Line 488 | Line 513 | fi
513  
514   dnl Select appropriate CPU source and REGPARAM define.
515   ASM_OPTIMIZATIONS=none
491 WANT_NATIVE_M68K=no
516   CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
517   FPUSRCS="../uae_cpu/fpp.cpp"
518 < if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
518 > if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$OS_TYPE" != "xfreebsd" ]]; then
519    dnl i386 CPU
520    DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
521    if [[ "x$HAVE_GAS" = "xyes" ]]; then
522      ASM_OPTIMIZATIONS=i386
523 <    DEFINES="$DEFINES -DX86_ASSEMBLY -DOPTFLAGS"
524 <    CPUSRCS="../uae_cpu/compiler.cpp cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
523 >    DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS"
524 >    CPUSRCS="cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
525      FPUSRCS="../uae_cpu/fpu_x86.cpp"
526    fi
527   elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
# Line 509 | Line 533 | elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HA
533      AC_MSG_RESULT($SPARC_TYPE)
534      case "$SPARC_TYPE" in
535      SPARC_V8)
536 <          ASM_OPTIMIZATIONS="SPARC V8 architecture"
537 <      DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTFLAGS"
536 >      ASM_OPTIMIZATIONS="SPARC V8 architecture"
537 >      DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
538        CFLAGS="$CFLAGS -Wa,-Av8"
539        CXXFLAGS="$CXXFLAGS -Wa,-Av8"
540        ;;
541      SPARC_V9)
542 <          ASM_OPTIMIZATIONS="SPARC V9 architecture"
543 <      DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTFLAGS"
542 >      ASM_OPTIMIZATIONS="SPARC V9 architecture"
543 >      DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
544        CFLAGS="$CFLAGS -Wa,-Av9"
545        CXXFLAGS="$CXXFLAGS -Wa,-Av9"
546        ;;
547      esac
548      ;;
549    esac
550 < elif [[ "x$HAVE_M68K" = "xyes" -a "x$SUPPORTS_NATIVE_M68K" = "xyes" ]]; then
550 > elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
551    dnl Native m68k, no emulation
552 <  CPUSRCS=""
553 <  AC_DEFINE(ENABLE_NATIVE_M68K)
554 <  WANT_NATIVE_M68K=yes
552 >  CPUINCLUDES="-I../native_cpu"
553 >  CPUSRCS="asm_support.s"
554 > fi
555 >
556 > dnl Select appropriate FPU source.
557 > dnl 1. Optimized X86 assembly core if target is i386 architecture
558 > SAVED_DEFINES=$DEFINES
559 > if [[ "x$FPE_CORE" = "xdefault" ]]; then
560 >  if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
561 >    DEFINES="$DEFINES -DFPU_X86"
562 >    FPE_CORE_STR="i386 optimized core"
563 >    FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp"
564 >  else
565 >    FPE_CORE="uae"
566 >  fi
567   fi
568  
569 + dnl 2. JIT-FPU only supports IEEE-based implementation.
570 + if [[ "x$WANT_JIT_FPU" = "xyes" -a "x$FPE_CORE" != "xieee" ]]; then
571 +  AC_MSG_WARN([Sorry, JIT-FPU supports only the "ieee" FPE implementation])
572 +  FPE_CORE="ieee"
573 +  dnl Restore previous variables. FPE_CORE_STR and FPUSRCS are overwritten
574 +  DEFINES=$SAVED_DEFINES
575 + fi
576 +
577 + dnl 3. Choose either IEEE-based implementation or the old UAE core
578 + if [[ "x$FPE_CORE" = "xieee" ]]; then
579 +  AC_CHECK_HEADERS(fenv.h)
580 +  AC_CHECK_FUNCS(feclearexcept fegetexceptflag feraiseexcept fesetexceptflag fetestexcept)
581 +  AC_CHECK_FUNCS(fegetround fesetround)
582 +  DEFINES="$DEFINES -DFPU_IEEE"
583 +  FPE_CORE_STR="ieee-based fpu core"
584 +  FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp"
585 + elif [[ "x$FPE_CORE" = "xuae" ]]; then
586 +  DEFINES="$DEFINES -DFPU_UAE"
587 +  FPE_CORE_STR="original uae core"
588 +  FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
589 + fi
590 +
591 + dnl Check for certain math functions
592 + AC_CHECK_FUNCS(atanh)
593 + AC_CHECK_FUNCS(isnan isinf)             dnl C99
594 + AC_CHECK_FUNCS(isnanl isinfl)   dnl IEEE ?
595 +
596   dnl UAE CPU sources for all non-m68k-native architectures.
597   if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
598    CPUINCLUDES="-I../uae_cpu"
599    CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
537 else
538  CPUINCLUDES="-I../native_cpu"
539  CPUSRCS="asm_support.s"
600   fi
601  
602   dnl Remove the "-g" option if set for GCC.
603   if [[ "x$HAVE_GCC27" = "xyes" ]]; then
604 <        dnl gb-- Probably not the cleanest way to take
605 <        CFLAGS=`echo $CFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
606 <        CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
604 >  dnl gb-- Probably not the cleanest way to take
605 >  CFLAGS=`echo $CFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
606 >  CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
607 > fi
608 >
609 > dnl Or if we have -Ofast
610 > if [[ "x$HAVE_OFAST" = "xyes" ]]; then
611 >  CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
612 >  CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/ -g$/ -Ofast/;s/^-g$/-Ofast/'`
613 >  CXXFLAGS="-LANG:std $CXXFLAGS"
614 >  LDFLAGS="$LDFLAGS -Ofast"
615   fi
616  
617   dnl Generate Makefile.
# Line 565 | Line 633 | echo ESD sound support ................
633   echo GTK user interface ............... : $WANT_GTK
634   echo mon debugger support ............. : $WANT_MON
635   echo Running m68k code natively ....... : $WANT_NATIVE_M68K
636 + echo Floating-Point emulation core .... : $FPE_CORE_STR
637   echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS
638   echo Addressing mode .................. : $ADDRESSING_MODE
639   echo

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