| test "$enable_force_ll" = "no"|| |
test "$enable_force_ll" = "no"|| |
| AC_DEFINE(FORCE_LL,,[Define if you want to use explicit long long declarations for better performance (does not work with all GCC versions on all machines)]) |
AC_DEFINE(FORCE_LL,,[Define if you want to use explicit long long declarations for better performance (does not work with all GCC versions on all machines)]) |
| |
|
| AC_ARG_ENABLE(gcc-pr15242-workaround, |
|
| AC_HELP_STRING([--disable-gcc-pr15242-workaround],[Disables |
|
| dynamic code generation on some versions of gcc |
|
| (slowdown~2 on Athlon) and causes slower building |
|
| of gforth (but gforth speedups) on others. |
|
| (default enabled)]), |
|
| ,enable_gcc_pr15242_workaround=yes) |
|
| test "$enable_gcc_pr15242_workaround" = "no"|| |
|
| AC_DEFINE(GCC_PR15242_WORKAROUND,,[Define if you want to get dynamic code |
|
| generation on gccs affected by PR15242]) |
|
| |
|
| AC_ARG_ENABLE(force-cdiv, |
AC_ARG_ENABLE(force-cdiv, |
| AC_HELP_STRING([--enable-force-cdiv], |
AC_HELP_STRING([--enable-force-cdiv], |
| [ Use the native C division - symmetric - instead of |
[ Use the native C division - symmetric - instead of |
| AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x); gcc-2.95 recommended.]) |
AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x); gcc-2.95 recommended.]) |
| AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).]) |
AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).]) |
| AC_ARG_VAR(STACK_CACHE_DEFAULT_FAST, [number of registers in the default stack cache state for gforth-fast and gforth-native (default 1).]) |
AC_ARG_VAR(STACK_CACHE_DEFAULT_FAST, [number of registers in the default stack cache state for gforth-fast and gforth-native (default 1).]) |
| |
AC_ARG_VAR(GCC_PR15242_WORKAROUND, [Force the enabling (1) or disabling (0) of a workaround for a gcc-3.x performance bug (default unset: use workaround for gcc-3.x)]) |
| |
|
| AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)]) |
AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)]) |
| AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)]) |
AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)]) |
| AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)]) |
AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)]) |
| AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no")?]) |
AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no")?]) |
| AC_ARG_VAR(no_dynamic_default, [run gforth with --dynamic (0) or --no-dynamic (1) by default]) |
AC_ARG_VAR(no_dynamic_default, [run gforth with --dynamic (0) or --no-dynamic (1) by default]) |
| AC_ARG_VAR(skipcode, [assembly code for skipping 16 bytes of code]) |
AC_ARG_VAR(skipcode, [assembly code for skipping 16 bytes of code]) |
| |
AC_ARG_VAR(asmcomment, [assembler comment start string]) |
| |
AC_ARG_VAR(arm_cacheflush, [file containing ARM cacheflush function (without .c)]) |
| |
|
| #set up feature test macros, so the tests get them right: |
#set up feature test macros, so the tests get them right: |
| # turn on all POSIX, SUSv3, and GNU features if available |
# turn on all POSIX, SUSv3, and GNU features if available |
| AC_SUBST(DEBUGFLAG) |
AC_SUBST(DEBUGFLAG) |
| AC_SUBST(EC_MODE) |
AC_SUBST(EC_MODE) |
| |
|
| |
#this is used to disable some (not generally essential) part of the |
| |
#Makefile that some makes don't grok. It would be better to test for |
| |
#this specific Makefile feature than the make version. |
| AC_MSG_CHECKING(make type) |
AC_MSG_CHECKING(make type) |
| make_type=`make -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'` |
make_type=`make -n -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'` |
| |
|
| GNUMAKE='#' |
GNUMAKE='#' |
| test "$make_type" = "GNU Make" && GNUMAKE='' |
test "$make_type" = "GNU Make" && GNUMAKE='' |
| |
|
| AC_MSG_RESULT($make_type) |
AC_MSG_RESULT($make_type) |
| |
|
| AC_SUBST(GNUMAKE) |
AC_SUBST(GNUMAKE) |
| |
|
| AC_MSG_CHECKING([whether the linker accepts -export-dynamic]) |
AC_MSG_CHECKING([whether the linker accepts -export-dynamic]) |
| arm*) |
arm*) |
| machine=arm |
machine=arm |
| CFLAGS="$CFLAGS -fomit-frame-pointer" |
CFLAGS="$CFLAGS -fomit-frame-pointer" |
| if test -z $no_dynamic_default; then |
if test -z $arm_cacheflush; then |
| no_dynamic_default=1 |
no_dynamic_default=1 |
| |
arm_cacheflush=arch/arm/cacheflush0 |
| AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation]) |
AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation]) |
| fi |
fi |
| |
AC_LIBSOURCES([../arch/arm/cacheflush0, ../arch/arm/cacheflush1, ../arch/arm/cacheflush2]) |
| |
AC_LIBOBJ(../$arm_cacheflush) |
| |
#longer skipcodes lead to problems on ARM, and it uses |
| |
#only 4-byte alignment anyway |
| |
test "$skipcode" || skipcode="nop" |
| ;; |
;; |
| hppa*) |
hppa*) |
| machine=hppa |
machine=hppa |
| AC_DEFINE_UNQUOTED(STACK_CACHE_DEFAULT_FAST, $STACK_CACHE_DEFAULT_FAST, |
AC_DEFINE_UNQUOTED(STACK_CACHE_DEFAULT_FAST, $STACK_CACHE_DEFAULT_FAST, |
| [number of registers in the default stack cache state for gforth-fast and gforth-native]) |
[number of registers in the default stack cache state for gforth-fast and gforth-native]) |
| |
|
| |
test x$GCC_PR15242_WORKAROUND = x || |
| |
AC_DEFINE_UNQUOTED(GCC_PR15242_WORKAROUND, $GCC_PR15242_WORKAROUND, |
| |
[force (1) or forbid (0) use of a workaround for a gcc performance bug]) |
| |
|
| |
dnl AC_DEFINE(GCC_PR15242_WORKAROUND,,[Define if you want to get dynamic code |
| |
dnl generation on gccs affected by PR15242]) |
| |
|
| |
|
| if test "${enable_force_ll+set}" = set; then |
if test "${enable_force_ll+set}" = set; then |
| ac_includes_default="$ac_includes_default |
ac_includes_default="$ac_includes_default |
| #include \"arch/generic/128bit.h\"" |
#include \"arch/generic/128bit.h\"" |
| AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX]) |
AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX]) |
| |
|
| #work around SELinux brain damage (from Andrew Haley <12t8f3jakb74g2c@news.supernews.com>) |
#work around SELinux brain damage (from Andrew Haley <12t8f3jakb74g2c@news.supernews.com>) |
| AC_CHECK_PROG([MASSAGE_EXE],[chcon],[chcon -t unconfined_execmem_exec_t $@]) |
#This magic incantation seems to be completely undocumented. |
| |
AC_CHECK_PROG([MASSAGE_EXE],[chcon],[chcon -t unconfined_execmem_exec_t],[true]) |
| |
|
| dnl Now a little support for DOS/DJGCC |
dnl Now a little support for DOS/DJGCC |
| AC_SUBST(GFORTH_EXE) |
AC_SUBST(GFORTH_EXE) |
| GFORTH_EXE=$MASSAGE_EXE |
GFORTH_EXE="" |
| AC_SUBST(GFORTHFAST_EXE) |
AC_SUBST(GFORTHFAST_EXE) |
| GFORTHFAST_EXE=$MASSAGE_EXE |
GFORTHFAST_EXE="" |
| AC_SUBST(GFORTHITC_EXE) |
AC_SUBST(GFORTHITC_EXE) |
| GFORTHITC_EXE="" |
GFORTHITC_EXE="" |
| AC_SUBST(GFORTHDITC_EXE) |
AC_SUBST(GFORTHDITC_EXE) |
| AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes) |
AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes) |
| fi |
fi |
| |
|
| |
AC_MSG_CHECKING([if and how we can do comments in asm statements]) |
| |
#the point here is to get asm statements that look different to |
| |
#gcc's "optimizer" |
| |
if test -z "$asmcomment"; then |
| |
asmcomment=no |
| |
CFLAGS_1="$CFLAGS" |
| |
CFLAGS="$CFLAGS $ENGINE_FLAGS" |
| |
for i in '"# "' '"! "' '"; "'; do |
| |
AC_TRY_COMPILE(,[asm($i"fluffystunk");],asmcomment=$i; break,) |
| |
done |
| |
CFLAGS=$CFLAGS_1 |
| |
fi |
| |
AC_MSG_RESULT($asmcomment) |
| |
if test "$asmcomment" != no |
| |
then |
| |
AC_DEFINE_UNQUOTED(ASMCOMMENT,$asmcomment,[assembler comment start string]) |
| |
fi |
| |
|
| test "$no_dynamic_default" || no_dynamic_default=0 |
test "$no_dynamic_default" || no_dynamic_default=0 |
| AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic) |
AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic) |
| |
|