| 5 |
|
AC_PREREQ(2.12) |
| 6 |
|
AC_CONFIG_HEADER(config.h) |
| 7 |
|
|
| 8 |
+ |
dnl Canonical system information. |
| 9 |
+ |
AC_CANONICAL_HOST |
| 10 |
+ |
AC_CANONICAL_TARGET |
| 11 |
+ |
|
| 12 |
|
dnl Options. |
| 13 |
+ |
AC_ARG_ENABLE(jit, [ --enable-jit enable JIT compiler [default=yes]], [WANT_JIT=$enableval], [WANT_JIT=yes]) |
| 14 |
|
AC_ARG_ENABLE(ppc-emulator, [ --enable-ppc-emulator use the selected PowerPC emulator [default=auto]], [WANT_EMULATED_PPC=$enableval], [WANT_EMULATED_PPC=auto]) |
| 15 |
|
AC_ARG_ENABLE(xf86-dga, [ --enable-xf86-dga use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes]) |
| 16 |
|
AC_ARG_ENABLE(xf86-vidmode, [ --enable-xf86-vidmode use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes]) |
| 48 |
|
|
| 49 |
|
dnl We use mon if possible. |
| 50 |
|
MONSRCS= |
| 51 |
+ |
case "x$WANT_MON" in |
| 52 |
+ |
x/* | x.*) |
| 53 |
+ |
mon_srcdir=$WANT_MON |
| 54 |
+ |
WANT_MON=yes |
| 55 |
+ |
;; |
| 56 |
+ |
xyes) |
| 57 |
+ |
mon_srcdir=../../../mon/src |
| 58 |
+ |
;; |
| 59 |
+ |
esac |
| 60 |
|
if [[ "x$WANT_MON" = "xyes" ]]; then |
| 61 |
|
AC_MSG_CHECKING(for mon) |
| 48 |
– |
mon_srcdir=../../../mon/src |
| 62 |
|
if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then |
| 63 |
|
AC_MSG_RESULT(yes) |
| 64 |
|
AC_DEFINE(ENABLE_MON) |
| 102 |
|
]) |
| 103 |
|
]) |
| 104 |
|
AC_CHECK_FUNCS(pthread_cancel) |
| 105 |
+ |
AC_CHECK_FUNCS(pthread_mutexattr_setprotocol) |
| 106 |
+ |
AC_CHECK_FUNCS(pthread_mutexattr_settype) |
| 107 |
+ |
AC_CHECK_FUNCS(pthread_mutexattr_setpshared) |
| 108 |
+ |
if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then |
| 109 |
+ |
AC_DEFINE(HAVE_PTHREADS, 1, [Define if pthreads are available.]) |
| 110 |
+ |
fi |
| 111 |
+ |
else |
| 112 |
+ |
dnl We do have our own pthread_cancel() implementation |
| 113 |
+ |
AC_DEFINE(HAVE_PTHREAD_CANCEL, 1, [Define if you have the pthread_cancel function.]) |
| 114 |
|
fi |
| 115 |
|
|
| 116 |
|
dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes. |
| 198 |
|
|
| 199 |
|
dnl Checks for library functions. |
| 200 |
|
AC_CHECK_FUNCS(strdup cfmakeraw) |
| 201 |
< |
AC_CHECK_FUNCS(nanosleep clock_gettime timer_create) |
| 201 |
> |
AC_CHECK_FUNCS(nanosleep) |
| 202 |
|
AC_CHECK_FUNCS(sigaction signal) |
| 203 |
|
AC_CHECK_FUNCS(mmap mprotect munmap) |
| 204 |
|
AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect) |
| 205 |
+ |
dnl We need clock_gettime() for better performance but it may drag |
| 206 |
+ |
dnl libpthread in, which we don't want for native ppc mode |
| 207 |
+ |
if [[ "x$EMULATED_PPC" = "xyes" ]]; then |
| 208 |
+ |
AC_SEARCH_LIBS(clock_gettime, [rt posix4]) |
| 209 |
+ |
AC_CHECK_FUNCS(clock_gettime) |
| 210 |
+ |
fi |
| 211 |
|
|
| 212 |
|
dnl Select system-dependant sources. |
| 213 |
|
if [[ "x$EMULATED_PPC" = "xno" ]]; then |
| 214 |
|
SYSSRCS="Linux/paranoia.cpp Linux/sheepthreads.c Linux/asm_linux.S" |
| 187 |
– |
else |
| 188 |
– |
SYSSRCS="../kpx_cpu/sheepshaver_glue.cpp \ |
| 189 |
– |
../kpx_cpu/src/cpu/ppc/ppc-cpu.cpp \ |
| 190 |
– |
../kpx_cpu/src/cpu/ppc/ppc-decode.cpp \ |
| 191 |
– |
../kpx_cpu/src/cpu/ppc/ppc-execute.cpp" |
| 192 |
– |
CPPFLAGS="$CPPFLAGS -I../kpx_cpu -I../kpx_cpu/include -I../kpx_cpu/src -I../kpx_cpu/src/cpu" |
| 215 |
|
fi |
| 216 |
|
SYSSRCS="$SYSSRCS $SEMSRCS $UISRCS $MONSRCS" |
| 217 |
|
|
| 530 |
|
WANT_VOSF=no |
| 531 |
|
fi |
| 532 |
|
|
| 533 |
+ |
dnl Check for GCC 2.7 or higher. |
| 534 |
+ |
HAVE_GCC27=no |
| 535 |
+ |
AC_MSG_CHECKING(for GCC 2.7 or higher) |
| 536 |
+ |
AC_EGREP_CPP(xyes, |
| 537 |
+ |
[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5 |
| 538 |
+ |
xyes |
| 539 |
+ |
#endif |
| 540 |
+ |
], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no)) |
| 541 |
+ |
|
| 542 |
+ |
dnl Check for GCC 3.0 or higher. |
| 543 |
+ |
HAVE_GCC30=no |
| 544 |
+ |
AC_MSG_CHECKING(for GCC 3.0 or higher) |
| 545 |
+ |
AC_EGREP_CPP(xyes, |
| 546 |
+ |
[#if __GNUC__ >= 3 |
| 547 |
+ |
xyes |
| 548 |
+ |
#endif |
| 549 |
+ |
], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no)) |
| 550 |
+ |
|
| 551 |
+ |
# Test if the compiler can generate ELF objects |
| 552 |
+ |
AC_CACHE_CHECK([whether the compiler can generate ELF objects], |
| 553 |
+ |
ac_cv_elf_objects, [ |
| 554 |
+ |
echo 'int i;' > conftest.$ac_ext |
| 555 |
+ |
ac_cv_elf_objects=no |
| 556 |
+ |
if AC_TRY_EVAL(ac_compile); then |
| 557 |
+ |
case `/usr/bin/file conftest.$ac_objext` in |
| 558 |
+ |
*"ELF"*) |
| 559 |
+ |
ac_cv_elf_objects=yes |
| 560 |
+ |
;; |
| 561 |
+ |
esac |
| 562 |
+ |
fi |
| 563 |
+ |
rm -rf conftest* |
| 564 |
+ |
]) |
| 565 |
+ |
ELF_OBJECTS=$ac_cv_elf_objects |
| 566 |
+ |
|
| 567 |
+ |
dnl CPU emulator sources |
| 568 |
+ |
if [[ "x$EMULATED_PPC" = "xyes" ]]; then |
| 569 |
+ |
CPUSRCS="\ |
| 570 |
+ |
../kpx_cpu/src/cpu/ppc/ppc-cpu.cpp \ |
| 571 |
+ |
../kpx_cpu/src/cpu/ppc/ppc-decode.cpp \ |
| 572 |
+ |
../kpx_cpu/src/cpu/ppc/ppc-execute.cpp \ |
| 573 |
+ |
../kpx_cpu/src/cpu/ppc/ppc-translate.cpp" |
| 574 |
+ |
CPPFLAGS="$CPPFLAGS -I../kpx_cpu/include -I../kpx_cpu/src" |
| 575 |
+ |
|
| 576 |
+ |
dnl Enable JIT compiler, if possible |
| 577 |
+ |
if [[ "x$WANT_JIT" = "xyes" ]]; then |
| 578 |
+ |
AC_CACHE_CHECK([whether dyngen can be used], |
| 579 |
+ |
ac_cv_use_dyngen, [ |
| 580 |
+ |
case $host_cpu:$ELF_OBJECTS in |
| 581 |
+ |
powerpc:yes) |
| 582 |
+ |
ac_cv_use_dyngen=yes |
| 583 |
+ |
;; |
| 584 |
+ |
x86_64:yes) |
| 585 |
+ |
ac_cv_use_dyngen=yes |
| 586 |
+ |
;; |
| 587 |
+ |
i?86:yes) |
| 588 |
+ |
ac_cv_use_dyngen=yes |
| 589 |
+ |
;; |
| 590 |
+ |
*:*) |
| 591 |
+ |
ac_cv_use_dyngen=no |
| 592 |
+ |
;; |
| 593 |
+ |
esac |
| 594 |
+ |
]) |
| 595 |
+ |
if [[ "x$ac_cv_use_dyngen" = "xyes" ]]; then |
| 596 |
+ |
case $host_cpu in |
| 597 |
+ |
i?86) |
| 598 |
+ |
DYNGEN_OP_FLAGS="-fomit-frame-pointer -mpreferred-stack-boundary=2" |
| 599 |
+ |
if [[ "x$HAVE_GCC30" = "xyes" ]]; then |
| 600 |
+ |
DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -falign-functions=0" |
| 601 |
+ |
else |
| 602 |
+ |
DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -malign-functions=0" |
| 603 |
+ |
fi |
| 604 |
+ |
;; |
| 605 |
+ |
esac |
| 606 |
+ |
DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -finline-limit=10000" |
| 607 |
+ |
if [[ "x$HAVE_GCC30" = "xyes" ]]; then |
| 608 |
+ |
DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -fno-reorder-blocks -fno-optimize-sibling-calls" |
| 609 |
+ |
fi |
| 610 |
+ |
else |
| 611 |
+ |
WANT_JIT=no |
| 612 |
+ |
fi |
| 613 |
+ |
AC_TRANSLATE_DEFINE(ENABLE_DYNGEN, $ac_cv_use_dyngen, [Define to enable dyngen engine]) |
| 614 |
+ |
if [[ "x$WANT_JIT" = "xyes" ]]; then |
| 615 |
+ |
DYNGENSRCS="\ |
| 616 |
+ |
../kpx_cpu/src/cpu/jit/dyngen.c \ |
| 617 |
+ |
../kpx_cpu/src/cpu/jit/cxxdemangle.cpp" |
| 618 |
+ |
CPUSRCS="\ |
| 619 |
+ |
../kpx_cpu/src/cpu/jit/jit-cache.cpp \ |
| 620 |
+ |
../kpx_cpu/src/cpu/jit/basic-dyngen.cpp \ |
| 621 |
+ |
../kpx_cpu/src/cpu/ppc/ppc-dyngen.cpp $CPUSRCS" |
| 622 |
+ |
fi |
| 623 |
+ |
fi |
| 624 |
+ |
CPUSRCS="$CPUSRCS ../kpx_cpu/sheepshaver_glue.cpp" |
| 625 |
+ |
else |
| 626 |
+ |
WANT_JIT=no |
| 627 |
+ |
fi |
| 628 |
+ |
if [[ "x$ac_cv_use_dyngen" = "xyes" ]]; then |
| 629 |
+ |
AC_CACHE_CHECK([whether static data regions are executable], |
| 630 |
+ |
ac_cv_have_static_data_exec, [ |
| 631 |
+ |
AC_TRY_RUN([int main(void) { |
| 632 |
+ |
#if defined(__powerpc__) |
| 633 |
+ |
static unsigned int p[8] = {0x4e800020,}; |
| 634 |
+ |
asm volatile("dcbst 0,%0" : : "r" (p) : "memory"); |
| 635 |
+ |
asm volatile("sync" : : : "memory"); |
| 636 |
+ |
asm volatile("icbi 0,%0" : : "r" (p) : "memory"); |
| 637 |
+ |
asm volatile("sync" : : : "memory"); |
| 638 |
+ |
asm volatile("isync" : : : "memory"); |
| 639 |
+ |
((void (*)(void))p)(); |
| 640 |
+ |
return 0; |
| 641 |
+ |
#endif |
| 642 |
+ |
return 1; |
| 643 |
+ |
}], ac_cv_have_static_data_exec=yes, ac_cv_have_static_data_exec=no, |
| 644 |
+ |
dnl When cross-compiling, do not assume anything. |
| 645 |
+ |
ac_cv_have_static_data_exec=no |
| 646 |
+ |
) |
| 647 |
+ |
]) |
| 648 |
+ |
fi |
| 649 |
+ |
AC_TRANSLATE_DEFINE(HAVE_STATIC_DATA_EXEC, "$ac_cv_have_static_data_exec", |
| 650 |
+ |
[Define if your system marks static data pages as executable.]) |
| 651 |
+ |
|
| 652 |
+ |
if [[ "x$WANT_JIT" = "xyes" ]]; then |
| 653 |
+ |
CPPFLAGS="$CPPFLAGS -DUSE_JIT" |
| 654 |
+ |
fi |
| 655 |
+ |
|
| 656 |
|
dnl Generate Makefile. |
| 657 |
+ |
AC_SUBST(DYNGENSRCS) |
| 658 |
+ |
AC_SUBST(DYNGEN_OP_FLAGS) |
| 659 |
|
AC_SUBST(SYSSRCS) |
| 660 |
+ |
AC_SUBST(CPUSRCS) |
| 661 |
|
AC_OUTPUT(Makefile) |
| 662 |
|
|
| 663 |
|
dnl Print summary. |
| 667 |
|
echo XFree86 DGA support .............. : $WANT_XF86_DGA |
| 668 |
|
echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE |
| 669 |
|
echo Using PowerPC emulator ........... : $EMULATED_PPC |
| 670 |
+ |
echo Enable JIT compiler .............. : $WANT_JIT |
| 671 |
|
echo Enable video on SEGV signals ..... : $WANT_VOSF |
| 672 |
|
echo ESD sound support ................ : $WANT_ESD |
| 673 |
|
echo GTK user interface ............... : $WANT_GTK |
