--- gforth/configure.in 1998/10/18 23:16:51 1.39 +++ gforth/configure.in 2002/03/22 20:36:25 1.83 @@ -1,6 +1,6 @@ dnl Process this file with autoconf to produce a configure script. -#Copyright (C) 1995,1996 Free Software Foundation, Inc. +#Copyright (C) 1995,1996,1997,1998,2000 Free Software Foundation, Inc. #This file is part of Gforth. @@ -16,34 +16,25 @@ dnl Process this file with autoconf to p #You should have received a copy of the GNU General Public License #along with this program; if not, write to the Free Software -#Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. AC_INIT(engine/engine.c) dnl We use some automake macros here, dnl but don't use automake for creating Makefile.in -AM_INIT_AUTOMAKE(gforth,0.4.0) +AM_INIT_AUTOMAKE(gforth,0.5.9-20010501) +#snapshots have numbers major.minor.release-YYYYMMDD +#note that lexicographic ordering bust be heeded. +#I.e., 0.4.1-YYYYMMDD must not exist before 0.4.1! AM_CONFIG_HEADER(engine/config.h) -AM_CYGWIN32 +#AM_CYGWIN32 AC_ARG_ENABLE(force-reg, [ --enable-force-reg Use explicit register declarations if they appear in the machine.h file. This can cause a good speedup, but also incorrect code with some gcc versions on some processors (default disabled).], - AC_DEFINE(FORCE_REG)) -dnl this is not quite according to the autoconf manual, it causes a replacement -AC_ARG_ENABLE(direct-threaded, -[ --enable-direct-threaded Force direct threading. This may not work on - some machines and may cause slowdown on others. - (default processor-dependent)], -AC_DEFINE(DIRECT_THREADED)) -AC_ARG_ENABLE(indirect-threaded, -[ --enable-indirect-threaded Force indirect threading. This can cause a - slowdown on some machines. - (default processor-dependent)], -AC_DEFINE(INDIRECT_THREADED)) AC_ARG_WITH(debug, [ --with-debug specifies option -g to compile with debug info (default) @@ -52,6 +43,16 @@ AC_ARG_WITH(debug, debugging informations.], if test "$withval" = "yes"; then DEBUGFLAG=-g; fi) +PEEPHOLE="yes" +AC_ARG_WITH(peephole, +[ --with-peephole Enable peephole optimization (default) + --without-peephole disables peephole optimization. Creates smaller, + but slower images.], +PEEPHOLE="$withval") + +#currently we force direct threading this way. Eventually we should +#setup in the arch and engine files right + CFLAGS=$CFLAGS AC_PROG_CC @@ -85,6 +86,7 @@ case "$ac_cv_sizeof_char_p" in ;; esac +AC_CHECK_SIZEOF(char) AC_CHECK_SIZEOF(short) AC_CHECK_SIZEOF(int) AC_CHECK_SIZEOF(long) @@ -92,11 +94,14 @@ AC_CHECK_SIZEOF(long long) ac_cv_int_type_cell=none case "$ac_cv_sizeof_char_p" in + $ac_cv_sizeof_int) + ac_cv_int_type_cell=int + ;; $ac_cv_sizeof_short) ac_cv_int_type_cell=short ;; - $ac_cv_sizeof_int) - ac_cv_int_type_cell=int + $ac_cv_sizeof_char) + ac_cv_int_type_cell=char ;; $ac_cv_sizeof_long) ac_cv_int_type_cell=long @@ -138,19 +143,25 @@ else AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell) fi +AC_MSG_CHECKING([whether the linker accepts -export-dynamic]) +OLDLDFLAGS=$LDFLAGS +LDFLAGS="$LDFLAGS -export-dynamic" +dnl AC_TRY_LINK gives false positive on rs6000-ibm-aix4.2.1.0 +dnl AC_TRY_LINK(,,ac_export_dynamic=yes,ac_export_dynamic=no) +AC_TRY_RUN(main(){exit(0);},ac_export_dynamic=yes,ac_export_dynamic=no,ac_export_dynamic=no) +test $ac_export_dynamic = yes|| LDFLAGS=$OLDLDFLAGS +AC_MSG_RESULT($ac_export_dynamic) + #terminology is a bit unusual here: The host is the system on which #gforth will run; the system on which configure will run is the `build' AC_CANONICAL_HOST case "$host_cpu" in hppa*) machine=hppa + $srcdir/mkinstalldirs arch/hppa LIBOBJS="$LIBOBJS ../arch/hppa/cache.o" - LDFLAGS="-Xlinker -N" - LIBS="-L/lib/pa1.1/" - if test "${enable_direct_threaded+set}" = "" - then - AC_DEFINE(DIRECT_THREADED) - fi + LDFLAGS="$LDFLAGS -Xlinker -N" + LIBS="$LIBS -L/lib/pa1.1/" ;; sparc*) machine=sparc @@ -158,32 +169,20 @@ case "$host_cpu" in i386) machine=386 CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem" - if test "${enable_direct_threaded+set}" = "" \ - -a "${enable_indirect_threaded+set}" = "" - then - echo "Using direct threaded code on 386" - AC_DEFINE(DIRECT_THREADED) - fi ;; i486) machine=386 CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem -m486" - if test "${enable_direct_threaded+set}" = "" \ - -a "${enable_indirect_threaded+set}" = "" - then - echo "Using direct threaded code on 486" - AC_DEFINE(DIRECT_THREADED) - fi ;; - i586|i686) + i*86) machine=386 - CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem -m486" - if test "${enable_direct_threaded+set}" = "" \ - -a "${enable_indirect_threaded+set}" = "" - then - echo "Using indirect threaded code on Pentium and up" - AC_DEFINE(INDIRECT_THREADED) - fi + CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem" + CFLAGS_1="$CFLAGS" + CFLAGS="$CFLAGS -mpentium" + AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486") + ;; + ia64*) + machine=ia64 ;; m68k) machine=m68k @@ -196,22 +195,33 @@ case "$host_cpu" in mips*) machine=mips #link text and data segment into the same 256M region! + AC_MSG_CHECKING([whether the linker accepts -T]) + OLDLDFLAGS=$LDFLAGS + LDFLAGS="$LDFLAGS -Xlinker -T -Xlinker 10000000" + AC_TRY_LINK(,,ac_link_mips_t=yes,ac_link_mips_t=no) + test $ac_link_mips_t = yes||LDFLAGS=$OLDLDFLAGS + AC_MSG_RESULT($ac_link_mips_t) + fixme #dynamically generated code should be in the same 256MB + # region as the text segment; no indirect threading necessary + test $ac_link_mips_t = yes||(echo cannot link text and data into same 256M region, using indirect threading; AC_DEFINE(INDIRECT_THREADED)) AC_MSG_CHECKING([whether the linker accepts -D]) OLDLDFLAGS=$LDFLAGS - LDFLAGS="$LDFLAGS -Xlinker -T -Xlinker 10000000 -Xlinker -D -Xlinker 10400000" + LDFLAGS="$LDFLAGS -Xlinker -D -Xlinker 10400000" AC_TRY_LINK(,,ac_link_mips_d=yes,ac_link_mips_d=no) - test $ac_link_mips_d = yes||LDFLAGS="$OLDLDFLAGS -Xlinker -T -Xlinker 10000000" + test $ac_link_mips_d = yes||LDFLAGS=$OLDLDFLAGS AC_MSG_RESULT($ac_link_mips_d) ;; alpha*) machine=alpha + #full IEEE FP support for more uniformity across platforms: + CFLAGS="$CFLAGS -mieee" ;; - power*) + power*|rs6000) machine=power + $srcdir/mkinstalldirs arch/power AC_CHECK_FUNC(_sync_cache_range,true,LIBOBJS="$LIBOBJS ../arch/power/_sync_cache_range.o") ;; *) - echo "No direct threading support for $host_cpu, using indirect threading." echo "Using a generic machine description." echo "I'll assume that C floats and doubles are represented by IEEE single and" echo "double numbers. If this is not so, SF@ etc. will not work correctly." @@ -221,6 +231,12 @@ esac AC_SUBST(host) AC_SUBST(ENGINE_FLAGS) +AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine) +AC_SUBST(asm_fs) + +AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine) +AC_SUBST(disasm_fs) + case "$host_os" in *win32) EXE=".exe" @@ -234,6 +250,10 @@ AC_SUBST(EXE) dnl Now a little support for DOS/DJGCC AC_SUBST(GFORTH_EXE) GFORTH_EXE="" +AC_SUBST(GFORTHFAST_EXE) +GFORTHFAST_EXE="" +AC_SUBST(GFORTHITC_EXE) +GFORTHITC_EXE="" AC_SUBST(GFORTHDITC_EXE) GFORTHDITC_EXE="" @@ -243,6 +263,15 @@ AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP') AC_SUBST(FORTHSIZES) +if test "$PEEPHOLE" = "yes" +then + PEEPHOLEFLAG="true" + AC_DEFINE(HAS_PEEPHOLE) +else + PEEPHOLEFLAG="false" +fi +AC_SUBST(PEEPHOLEFLAG) + dnl copy commands for systems that don't have links AC_SUBST(LINK_KERNL) LINK_KERNL="" @@ -274,31 +303,45 @@ dnl Checks for library functions dnl This check is just for making later checks link with libm. dnl using sin here is no good idea since it is built-into gcc and typechecked AC_CHECK_LIB(m,asin) -AC_CHECK_FUNCS(dlopen) AC_CHECK_LIB(dl,dlopen) -AC_CHECK_LIB(kernel32,GetModuleHandle) if test "$host_os" != "nextstep3" then AC_FUNC_MEMCMP fi AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh) -AC_CHECK_FUNCS(sys_siglist) +AC_CHECK_FUNCS(dlopen sys_siglist getrusage) AC_DECL_SYS_SIGLIST AC_CHECK_FUNC(getopt_long,true,LIBOBJS="$LIBOBJS getopt.o getopt1.o") AC_CHECK_FUNCS(rint expm1 log1p) AC_REPLACE_FUNCS(ecvt) dnl No check for select, because our replacement is no good under dnl anything but DOS -AC_CHECK_HEADERS(sys/mman.h) +AC_CHECK_HEADERS(sys/mman.h fnmatch.h) +AC_FUNC_FNMATCH +test $ac_cv_func_fnmatch_works = yes || LIBOBJS="$LIBOBJS fnmatch.o" AC_CHECK_FUNCS(mmap sysconf getpagesize) AM_PATH_LISPDIR kernel_fi=kernl${wordsize}${bytesex}.fi AC_SUBST(kernel_fi) +#this breaks bindists +#dnl replace srource directory by absolute value +#if test $srcdir = "."; then srcdir=`pwd` +#fi + AC_SUBST(machine) dnl AC_LINK_FILES(arch/$machine,arch/machine) #no longer needed AC_OUTPUT([ Makefile +Makedist +gforthmi +vmgen +machpc.fs engine/Makefile -doc/version.texi ],echo timestamp > stamp-h) +doc/version.texi ], +echo timestamp > stamp-h +chmod +x gforthmi +chmod +x vmgen +test -d kernel||mkdir kernel) +