dnl Process this file with autoconf to produce a configure script. dnl Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. dnl dnl This file is part of the GNU MP Library. dnl dnl The GNU MP Library is free software; you can redistribute it and/or modify dnl it under the terms of the GNU Lesser General Public License as published dnl by the Free Software Foundation; either version 2.1 of the License, or (at dnl your option) any later version. dnl dnl The GNU MP Library is distributed in the hope that it will be useful, but dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public dnl License for more details. dnl dnl You should have received a copy of the GNU Lesser General Public License dnl along with the GNU MP Library; see the file COPYING.LIB. If not, write to dnl the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, dnl MA 02111-1307, USA. AC_REVISION($Revision: 1.8 $)dnl AC_PREREQ(2.14)dnl AC_INIT(gmp-impl.h) dnl Check system. AC_CANONICAL_SYSTEM dnl Automake AM_INIT_AUTOMAKE(gmp, GMP_VERSION) AM_CONFIG_HEADER(config.h:config.in) AM_MAINTAINER_MODE dnl GMP specific GMP_INIT(config.m4) AC_ARG_ENABLE(assert, AC_HELP_STRING([--enable-assert],[enable ASSERT checking [default=no]]), [case "${enableval}" in yes|no) ;; *) AC_MSG_ERROR([bad value ${enableval} for --enable-assert, need yes or no]) ;; esac], [enable_assert=no]) if test "$enable_assert" = "yes"; then AC_DEFINE(WANT_ASSERT,1, [./configure --enable-assert option, to enable some ASSERT()s]) fi AC_ARG_ENABLE(alloca, AC_HELP_STRING([--enable-alloca],[use alloca for temp space [default=yes]]), [case "${enableval}" in yes|no) ;; *) AC_MSG_ERROR([bad value ${enableval} for --enable-alloca, need yes or no]) ;; esac], [enable_alloca=yes]) if test "$enable_alloca" = "no"; then AC_DEFINE(USE_STACK_ALLOC,1, [./configure --disable-alloca option, to use stack-alloc.c, not alloca]) fi AC_ARG_ENABLE(fft, AC_HELP_STRING([--enable-fft],[enable FFTs for multiplication [default=no]]), [case "${enableval}" in yes|no) ;; *) AC_MSG_ERROR([bad value ${enableval} for --enable-fft, need yes or no]) ;; esac], [enable_fft=no]) if test "$enable_fft" = "yes"; then AC_DEFINE(WANT_FFT,1, [./configure --enable-fft option, to enable FFTs for multiplication]) fi AC_ARG_ENABLE(mpbsd, AC_HELP_STRING([--enable-mpbsd],[build Berkley MP compatibility library [default=no]]), [case "${enableval}" in yes|no) ;; *) AC_MSG_ERROR([bad value ${enableval} for --enable-mpbsd, need yes or no]) ;; esac], [enable_mpbsd=no]) AM_CONDITIONAL(WANT_MPBSD, test "$enable_mpbsd" = "yes") AC_ARG_ENABLE(mpfr, AC_HELP_STRING([--enable-mpfr],[build MPFR [default=no]]), [case "${enableval}" in yes|no) ;; *) AC_MSG_ERROR([bad value ${enableval} for --enable-mpfr, need yes or no]) ;; esac], [enable_mpfr=no]) AM_CONDITIONAL(WANT_MPFR, test "$enable_mpfr" = "yes") dnl Switch on OS and determine what compiler to use. dnl dnl os_64bit Set to "yes" if OS is 64-bit capable. dnl FIXME: Rename to `check_64bit_compiler'! dnl cclist List of compilers, best first. dnl gmp_cflags_{cc} Flags for compiler named {cc}. dnl gmp_cflags64_{cc} Flags for compiler named {cc} for 64-bit code. dnl gmp_optcflags_{cc} Optional compiler flags. dnl gmp_xoptcflags_{cc} Exclusive optional compiler flags. dnl os_64bit="no" cclist="gcc cc" # FIXME: Prefer c89 to cc. gmp_cflags_gcc="-g -O2" gmp_cflags64_gcc="-g -O2" gmp_cflags_cc="-g" gmp_cflags64_cc="-g" case "$target" in # Alpha alpha*-cray-unicos*) # Don't perform any assembly syntax tests on this beast. gmp_no_asm_syntax_testing=yes cclist=cc gmp_cflags_cc="$gmp_cflags_cc -O" ;; alpha*-*-osf*) flavour=`echo $target_cpu | sed 's/^alpha//g'` if test -n "$flavour"; then case $flavour in # compilers don't seem to understand `ev67' and such. ev6? | ev7*) flavour=ev6;; esac gmp_optcflags_gcc="-mcpu=$flavour" # FIXME: We shouldn't fail fatally if none of these work, but that's # how xoptcflags work and we don't have any other mechanism right now. # Why do we need this here and not for alpha*-*-* below? gmp_xoptcflags_gcc="-Wa,-arch,${flavour} -Wa,-m${flavour}" gmp_optcflags_cc="-arch $flavour -tune $flavour" fi ;; alpha*-*-*) cclist="gcc" flavour=`echo $target_cpu | sed 's/^alpha//g'` if test -n "$flavour"; then case $flavour in ev6? | ev7*) flavour=ev6;; esac gmp_optcflags_gcc="-mcpu=$flavour" fi ;; # Cray vector machines. This must come after alpha* so that we can # recognize present and future vector processors with a wildcard. *-cray-unicos*) # Don't perform any assembly syntax tests on this beast. gmp_no_asm_syntax_testing=yes cclist=cc # Don't inherit default gmp_cflags_cc value; it comes with -g which # disables all optimization on Cray vector systems gmp_cflags_cc="-O" ;; # AMD and Intel x86 configurations [i?86*-*-* | k[5-8]*-*-* | pentium*-*-* | athlon-*-*]) # Rumour has it -O2 used to give worse register allocation than just -O. gmp_cflags_gcc="-g -O -fomit-frame-pointer" case "${target}" in i386*-*-*) gmp_optcflags_gcc="-mcpu=i386 -march=i386";; i486*-*-*) gmp_optcflags_gcc="-mcpu=i486 -march=i486";; i586*-*-* | pentium-*-* | pentiummmx-*-*) gmp_optcflags_gcc="-mcpu=pentium -march=pentium";; # -march=pentiumpro not used because mpz/powm.c (swox cvs rev 1.4) # tickles a bug in gcc 2.95.2 (believed fixed in 2.96). [i686*-*-* | pentiumpro-*-* | pentium[23]-*-*]) gmp_optcflags_gcc="-mcpu=pentiumpro";; k6*-*-*) gmp_optcflags_gcc="-mcpu=k6 -march=k6";; # Athlon instruction costs are close to p6: 3 cycle load latency, 4-6 # cycle mul, 40 cycle div, pairable adc, ... # FIXME: Change this when gcc gets something specific for Athlon. # -march=pentiumpro not used, per i686 above. athlon-*-*) gmp_optcflags_gcc="-mcpu=pentiumpro";; esac ;; # Sparc [ultrasparc*-*-solaris2.[7-9] | sparcv9-*-solaris2.[7-9]]) os_64bit=yes gmp_cflags_gcc="$gmp_cflags_gcc -Wa,-xarch=v8plus" gmp_xoptcflags_gcc="-mcpu=v9 -mcpu=v8 -mv8" gmp_cflags64_gcc="$gmp_cflags64_gcc -m64 -mptr64 -Wa,-xarch=v9 -mcpu=v9" gmp_cflags_cc="-xtarget=native -xarch=v8 -xO4" gmp_cflags64_cc="-xtarget=native -xarch=v9 -xO4" ;; sparc64-*-linux*) # Need to think more about the options passed here. This isn't good for # some sparc64 linux distros, since we end up not optimizing when all the # options below fail. os_64bit=yes gmp_cflags64_gcc="$gmp_cflags64_gcc -m64 -mptr64 -Wa,-xarch=v9 -mcpu=v9" gmp_cflags_gcc="$gmp_cflags_gcc -m32" gmp_xoptflags_gcc="-mcpu=ultrasparc -mvis" ;; ultrasparc*-*-* | sparcv9-*-*) gmp_cflags_gcc="$gmp_cflags_gcc -Wa,-xarch=v8plus" gmp_xoptcflags_gcc="-mcpu=v9 -mcpu=v8 -mv8" gmp_cflags_cc="-xtarget=native -xarch=v8 -xO4" ;; sparcv8*-*-solaris2.* | microsparc*-*-solaris2.*) gmp_cflags_gcc="$gmp_cflags_gcc" gmp_xoptcflags_gcc="-mcpu=v8 -mv8" gmp_cflags_cc="-xtarget=native -xarch=v8 -xO4" ;; sparcv8*-*-* | microsparc*-*-*) # SunOS, Linux, *BSD cclist="gcc acc cc" gmp_cflags_gcc="$gmp_cflags_gcc" gmp_xoptcflags_gcc="-mcpu=v8 -mv8" gmp_cflags_acc="-g -O2 -cg92" gmp_cflags_cc="-O2" # FIXME: Flag for v8? ;; supersparc*-*-solaris2.*) gmp_cflags_gcc="$gmp_cflags_gcc -DSUPERSPARC" gmp_xoptcflags_gcc="-mcpu=v8 -mv8" gmp_cflags_cc="-xtarget=native -xarch=v8 -xO4 -DSUPERSPARC" ;; supersparc*-*-*) # SunOS, Linux, *BSD cclist="gcc acc cc" gmp_cflags_gcc="$gmp_cflags_gcc -DSUPERSPARC" gmp_xoptcflags_gcc="-mcpu=v8 -mv8" gmp_cflags_acc="-g -O2 -cg92 -DSUPERSPARC" gmp_cflags_cc="-O2 -DSUPERSPARC" # FIXME: Flag for v8? ;; *sparc*-*-*) cclist="gcc acc cc" gmp_cflags_acc="-g -O2" gmp_cflags_cc="-g -O2" ;; # POWER/PowerPC powerpc64-*-aix*) cclist="gcc xlc" gmp_cflags_gcc="$gmp_cflags_gcc -maix64 -mpowerpc64" gmp_cflags_xlc="-g -O2 -q64 -qtune=pwr3" ;; powerpc*-*-aix*) cclist="gcc xlc" gmp_cflags_gcc="$gmp_cflags_gcc -mpowerpc" gmp_cflags_xlc="$gmp_cflags_cc -qarch=ppc -O2" ;; power-*-aix*) cclist="gcc xlc" gmp_cflags_gcc="$gmp_cflags_gcc -mpower" gmp_cflags_xlc="$gmp_cflags_cc -qarch=pwr -O2" ;; powerpc64*-*-*) gmp_cflags_gcc="$gmp_cflags_gcc -mpowerpc64" AC_DEFINE(_LONG_LONG_LIMB) dnl FIXME: Remove. ;; powerpc-apple-darwin* | powerpc-apple-macosx*) gmp_cflags_gcc="$gmp_cflags_gcc -mpowerpc -traditional-cpp" ;; powerpc*-*-*) gmp_cflags_gcc="$gmp_cflags_gcc -mpowerpc" ;; # MIPS mips-sgi-irix6.*) os_64bit=yes gmp_cflags64_gcc="-g -O2 -mabi=n32" gmp_cflags64_cc="$gmp_cflags64_cc -O2 -n32" ;; # Motorola 68k family m88110*-*-*) gmp_cflags_gcc="-g -O -m88110" dnl FIXME: Use `-O2'? ;; m68*-*-*) gmp_cflags_gcc="$gmp_cflags_gcc -fomit-frame-pointer" ;; # HP hppa1.0*-*-*) cclist="gcc c89 cc" gmp_cflags_c89="$gmp_cflags_cc +O2" gmp_cflags_cc="$gmp_cflags_cc +O2" ;; hppa2.0w*-*-*) cclist="c89 cc" gmp_cflags_c89="+DD64 +O3" gmp_cflags_cc="+DD64 +O3" ;; hppa2.0*-*-*) os_64bit=yes cclist="gcc c89 cc" gmp_cflags64_gcc="$gmp_cflags64_gcc -mWHAT -D_LONG_LONG_LIMB" # +O2 to cc triggers bug in mpz/powm.c (1.4) gmp_cflags64_c89="+DA2.0 +e +O3 -D_LONG_LONG_LIMB" gmp_cflags64_cc="+DA2.0 +e +O3 -D_LONG_LONG_LIMB" gmp_cflags_c89="$gmp_cflags_cc +O2" gmp_cflags_cc="$gmp_cflags_cc +O2" ;; # VAX vax*-*-*) gmp_cflags_gcc="$gmp_cflags_gcc -fomit-frame-pointer" ;; # Fujitsu [f30[01]-fujitsu-sysv*]) cclist="gcc vcc" gmp_cflags_vcc="-g" # FIXME: flags for vcc? ;; esac case "${target}" in *-*-mingw32) gmp_cflags_gcc="$gmp_cflags_gcc -mno-cygwin";; esac dnl Check for programs needed by macros for finding compiler. dnl More programs are checked for below, when a compiler is found. AC_PROG_NM dnl Macro from Libtool. # nm on 64-bit AIX needs to know the object file format case "$target" in powerpc64*-*-aix*) NM="$NM -X 64" ;; esac # Save CFLAGS given on command line. gmp_user_CFLAGS="$CFLAGS" if test -z "$CC"; then # Find compiler. GMP_PROG_CC_FIND($cclist, $os_64bit) # If 64-bit OS and we have a 64-bit compiler, use it. if test -n "$os_64bit" && test -n "$CC64"; then CC=$CC64 CFLAGS=$CFLAGS64 else eval CFLAGS=\$gmp_cflags_$CC fi # Try compiler flags that may work with only some compiler versions. # gmp_optcflags: All or nothing. eval optcflags=\$gmp_optcflags_$CC if test -n "$optcflags"; then CFLAGS_save="$CFLAGS" CFLAGS="$CFLAGS $optcflags" AC_MSG_CHECKING([whether $CC accepts $optcflags]) AC_LANG_C AC_TRY_COMPILER([int main(){return(0);}], optok, cross) if test "$optok" = "yes"; then AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) CFLAGS="$CFLAGS_save" fi fi # gmp_xoptcflags: First is best, one has to work. eval xoptcflags=\$gmp_xoptcflags_$CC if test -n "$xoptcflags"; then gmp_found="no" for xopt in $xoptcflags; do CFLAGS_save="$CFLAGS" CFLAGS="$CFLAGS $xopt" AC_MSG_CHECKING([whether $CC accepts $xopt]) AC_LANG_C AC_TRY_COMPILER([int main(){return(0);}], optok, cross) if test "$optok" = "yes"; then AC_MSG_RESULT([yes]) gmp_found="yes" break else AC_MSG_RESULT([no]) CFLAGS="$CFLAGS_save" fi done if test "$gmp_found" = "no"; then echo ["$0: fatal: need a compiler that understands one of $xoptcflags"] exit 1 fi fi fi # Restore CFLAGS given on command line. # FIXME: We've run through quite some unnecessary code looking for a # nice compiler and working flags for it, just to spoil that with user # supplied flags. test -n "$gmp_user_CFLAGS" && CFLAGS="$gmp_user_CFLAGS" # Select chosen compiler. GMP_PROG_CC_SELECT # How to assemble. CCAS="$CC -c" AC_SUBST(CCAS) dnl Checks for programs. dnl -------------------- AC_PROG_CPP AC_PROG_INSTALL AC_PROG_LN_S GMP_PROG_M4 AC_CHECK_PROG(AR, ar, ar) # ar on AIX needs to know the object file format case "$target" in powerpc64*-*-aix*) AR="$AR -X 64" ;; esac dnl FIXME: Find good ld? /usr/ucb/ld on Solaris won't work. dnl Checks for assembly syntax. if test "$gmp_no_asm_syntax_testing" != "yes"; then GMP_CHECK_ASM_TEXT GMP_CHECK_ASM_DATA GMP_CHECK_ASM_GLOBL GMP_CHECK_ASM_LABEL_SUFFIX GMP_CHECK_ASM_TYPE GMP_CHECK_ASM_SIZE GMP_CHECK_ASM_LSYM_PREFIX GMP_CHECK_ASM_W32 GMP_CHECK_ASM_UNDERSCORE(underscore=yes, underscore=no) GMP_CHECK_ASM_ALIGN_LOG(asm_align=log, asm_align=nolog) fi dnl FIXME: Check for FPU and set `floating_point' appropriately. dnl ======================================== dnl Configuring mpn. dnl ---------------------------------------- dnl Set the following target specific variables: dnl path where to search for source files dnl family processor family (Needed for building dnl asm-syntax.h for now. FIXME: Remove.) dnl extra_functions extra functions family=generic case ${target} in arm*-*-*) path="arm" ;; [sparcv9*-*-solaris2.[789]* | sparc64*-*-solaris2.[789]* | ultrasparc*-*-solaris2.[789]*]) if test -n "$CC64" then path="sparc64" else path="sparc32/v9 sparc32/v8 sparc32" fi ;; sparc64-*-linux*) if test -n "$CC64" then path="sparc64" else path="sparc32/v9 sparc32/v8 sparc32" fi ;; sparcv8*-*-* | microsparc*-*-*) path="sparc32/v8 sparc32" if test x${floating_point} = xno then extra_functions="udiv_nfp" else extra_functions="udiv_fp" fi ;; sparcv9*-*-* | ultrasparc*-*-*) path="sparc32/v9 sparc32/v8 sparc32" extra_functions="udiv_fp" ;; supersparc*-*-*) path="sparc32/v8/supersparc sparc32/v8 sparc32" extra_functions="udiv" ;; sparc*-*-*) path="sparc32" if test x${floating_point} = xno then extra_functions="udiv_nfp" else extra_functions="udiv_fp" fi ;; hppa7000*-*-*) path="hppa/hppa1_1 hppa" extra_functions="udiv_qrnnd" ;; hppa1.0*-*-*) path="hppa" extra_functions="udiv_qrnnd" ;; hppa2.0w-*-*) path="pa64w" extra_functions="umul_ppmm udiv_qrnnd" ;; hppa2.0*-*-*) if test -n "$CC64"; then path="pa64" extra_functions="umul_ppmm udiv_qrnnd" # We need to use the system compiler, or actually the system assembler, # since GAS has not been ported to understand the 2.0 instructions. CCAS="$CC64 -c" else # FIXME: path should be "hppa/hppa2_0 hppa/hppa1_1 hppa" path="hppa/hppa1_1 hppa" extra_functions="udiv_qrnnd" fi ;; hppa*-*-*) #assume pa7100 path="hppa/hppa1_1/pa7100 hppa/hppa1_1 hppa" extra_functions="udiv_qrnnd";; [f30[01]-fujitsu-sysv*]) path=fujitsu;; alphaev6*-*-*) path="alpha/ev6 alpha"; extra_functions="invert_limb cntlz";; alphaev5*-*-*) path="alpha/ev5 alpha"; extra_functions="invert_limb cntlz";; alpha*-*-*) path="alpha"; extra_functions="invert_limb cntlz";; # Cray vector machines. This must come after alpha* so that we can # recognize present and future vector processors with a wildcard. *-cray-unicos*) path="cray" extra_functions="mulww";; am29000*-*-*) path="a29k";; a29k*-*-*) path="a29k";; # AMD and Intel x86 configurations [i?86*-*-* | k[5-8]*-*-* | pentium*-*-* | athlon-*-*]) gmp_m4postinc="x86/x86-defs.m4" extra_functions="udiv umul" CALLING_CONVENTIONS_OBJS="x86call.o x86check.o" GMP_CHECK_ASM_SHLDL_CL( [GMP_DEFINE(WANT_SHLDL_CL,1)], [GMP_DEFINE(WANT_SHLDL_CL,0)]) GMP_CHECK_ASM_ALIGN_FILL_0x90 # the CPUs below wanting to know about mmx case ${target} in [pentiummmx-*-* | pentium[23]-*-* | k6*-*-* | athlon-*-*]) GMP_CHECK_ASM_MMX(tmp_mmx=yes, tmp_mmx=no) ;; esac # default for anything not otherwise mentioned path="x86" case ${target} in [i[34]86*-*-*]) path="x86" ;; k5*-*-*) # don't know what best suits k5 path="x86" ;; i586*-*-* | pentium-*-*) path="x86/pentium x86" ;; pentiummmx-*-*) path="x86/pentium x86" if test "$tmp_mmx" = yes; then path="x86/pentium/mmx $path" fi ;; i686*-*-* | pentiumpro-*-*) path="x86/p6 x86" ;; pentium2-*-*) path="x86/p6 x86" # The pentium/mmx lshift and rshift are good on p6 and can be used # until there's something specific for p6. if test "$tmp_mmx" = yes; then path="x86/p6/mmx x86/pentium/mmx $path" fi ;; pentium3-*-*) path="x86/p6 x86" # The pentium/mmx lshift and rshift are good on p6 and can be used # until there's something specific for p6. if test "$tmp_mmx" = yes; then path="x86/p6/p3mmx x86/p6/mmx x86/pentium/mmx $path" fi ;; [k6[23]*-*-*]) path="x86/k6 x86" if test "$tmp_mmx" = yes; then path="x86/k6/k62mmx x86/k6/mmx $path" fi ;; k6*-*-*) path="x86/k6 x86" if test "$tmp_mmx" = yes; then path="x86/k6/mmx $path" fi ;; athlon-*-*) path="x86/k7 x86" if test "$tmp_mmx" = yes; then path="x86/k7/mmx $path" fi ;; esac ;; i960*-*-*) path="i960";; ia64*-*-*) path="ia64";; # Motorola 68k configurations. Let m68k mean 68020-68040. [m680[234]0*-*-* | m68k*-*-* | \ m68*-next-nextstep*]) # Nexts are at least '020 path="m68k/mc68020 m68k" family=m68k ;; m68000*-*-*) path="m68k" family=m68k ;; m88k*-*-* | m88k*-*-*) path="m88k";; m88110*-*-*) path="m88k/mc88110 m88k";; ns32k*-*-*) path="ns32k";; pyramid-*-*) path="pyr";; ppc601-*-*) path="power powerpc32";; powerpc64*-*-*) path="powerpc64";; powerpc*-*-*) path="powerpc32";; rs6000-*-* | power-*-* | power2-*-*) path="power" extra_functions="udiv_w_sdiv" ;; sh-*-*) path="sh";; sh2-*-*) path="sh/sh2 sh";; [mips[34]*-*-*]) path="mips3";; mips*-*-irix6*) path="mips3";; mips*-*-*) path="mips2";; vax*-*-*) path="vax"; extra_functions="udiv_w_sdiv";; z8000x*-*-*) path="z8000x"; extra_functions="udiv_w_sdiv";; z8000*-*-*) path="z8000"; extra_functions="udiv_w_sdiv";; clipper*-*-*) path="clipper";; esac AC_SUBST(CALLING_CONVENTIONS_OBJS) if test -n "$CALLING_CONVENTIONS_OBJS"; then AC_DEFINE(HAVE_CALLING_CONVENTIONS,1, [Define if mpn/tests has calling conventions checking for the CPU]) fi case ${target} in [i[5-8]86*-*-* | k[5-8]*-*-* | pentium*-*-* | athlon-*-*]) # rdtsc is in pentium and up, not in i386 and i486 SPEED_CYCLECOUNTER_OBJS=pentium.lo ;; alpha*-*-*) SPEED_CYCLECOUNTER_OBJS=alpha.lo ;; sparcv9*-*-* | ultrasparc*-*-* | sparc64*-*-*) SPEED_CYCLECOUNTER_OBJS=sparcv9.lo ;; hppa2*-*-*) SPEED_CYCLECOUNTER_OBJS=hppa2.lo ;; hppa*-*-*) SPEED_CYCLECOUNTER_OBJS=hppa.lo ;; esac AC_SUBST(SPEED_CYCLECOUNTER_OBJS) if test -n "$SPEED_CYCLECOUNTER_OBJS" then AC_DEFINE(HAVE_SPEED_CYCLECOUNTER, 1, [Define if a speed_cyclecounter exists (for the tune programs)]) fi dnl Extensions for executable and object files. dnl ------------------------------------------- AC_EXEEXT AC_OBJEXT dnl Use Libtool. dnl ------------ dnl FIXME: Shared libs seem to fail on aix4.3. dnl FIXME: Should invoke [AC_DISABLE_SHARED], but m4 recurses to death. case "$target" in [*-*-aix4.[3-9]*]) enable_shared=no ;; esac AC_PROG_LIBTOOL dnl Checks for libraries. dnl --------------------- AC_CHECK_DECLS((optarg)) dnl Checks for header files. dnl ------------------------ AC_HEADER_STDC AC_CHECK_HEADERS(getopt.h unistd.h sys/sysctl.h sys/time.h) dnl Checks for typedefs, structures, and compiler characteristics. dnl -------------------------------------------------------------- AC_CHECK_TYPES((void)) AC_C_STRINGIZE dnl Checks for library functions. dnl ----------------------------- dnl Most of these are only for the benefit of supplementary programs. The dnl library itself doesn't use anything weird. dnl AC_FUNC_MEMCMP dnl AC_TYPE_SIGNAL dnl AC_CHECK_FUNCS(strtol) AC_CHECK_FUNCS(getopt_long getpagesize popen processor_info strtoul sysconf sysctlbyname) dnl Trick automake into thinking we've run AM_C_PROTOTYPES which it wants dnl for ansi2knr, and instead use our own test. (It's only a warning dnl automake prints, but it's good to suppress it.) ifelse(0,1,[ AM_C_PROTOTYPES ]) GMP_C_ANSI2KNR dnl Set `syntax' to one of , "mit", "elf", "aix", "macho". syntax= # For now, we use the old switch for setting syntax. # FIXME: Remove when conversion to .asm is completed. changequote(,)dnl case "${target}" in m680[234]0*-*-linuxaout* | m68k*-*-linuxaout* | \ m68k-next-nextstep* | \ m68000*-*-*) syntax=mit ;; m680[234]0*-*-linux* | m68k*-*-linux*) syntax=elf ;; m680[234]0*-*-* | m68k*-*-*) syntax=mit ;; esac changequote([,])dnl dnl ---------------------------------------- # Now build an asm-syntax.h file for targets that include that from the # assembly files. # FIXME: Remove when conversion to .asm is completed. case "${family}-${underscore}-${asm_align}-${syntax}" in m68k-yes-log-mit) echo '#define MIT_SYNTAX' >asm-syntax.h cat $srcdir/mpn/underscore.h >>asm-syntax.h echo '#include "'$srcdir'/mpn/m68k/syntax.h"' >>asm-syntax.h;; m68k-no-nolog-elf) echo '#define ELF_SYNTAX' >asm-syntax.h echo '#define C_SYMBOL_NAME(name) name' >>asm-syntax.h echo '#include "'$srcdir'/mpn/m68k/syntax.h"' >>asm-syntax.h;; esac # The pattern here tests for an absolute path the same way as # _AC_OUTPUT_FILES in autoconf acgeneral.m4. GMP_DEFINE_RAW(["dnl CONFIG_TOP_SRCDIR is a path from the mpn builddir to the top srcdir"]) case "$srcdir" in [[\\/]]* | ?:[[\\/]]* ) GMP_DEFINE_RAW(["define(,<\`$srcdir'>)"]) ;; *) GMP_DEFINE_RAW(["define(,<\`../$srcdir'>)"]) ;; esac GMP_DEFINE_RAW(["include(CONFIG_TOP_SRCDIR\`/mpn/asm-defs.m4')"], POST) # Must be after asm-defs.m4 GMP_DEFINE_RAW("define_not_for_expansion(\`HAVE_TARGET_CPU_$target_cpu')", POST) dnl config.m4 post-includes dnl ----------------------- dnl (Note x86 post include set with $path above.) changequote(,)dnl case "$target" in alpha*-cray-unicos*) gmp_m4postinc="alpha/unicos.m4" ;; alpha*-*-*) gmp_m4postinc="alpha/default.m4" ;; power*-*-*) case "$target" in *-*-mach* | *-*-rhapsody* | *-*-nextstep* | *-*-darwin* | *-*-macosx*) ;; # these use non-conventional assembly syntax. powerpc64-*-aix*) gmp_m4postinc="powerpc32/regmap.m4 powerpc64/aix.m4" ;; *-*-aix*) gmp_m4postinc="powerpc32/regmap.m4 powerpc32/aix.m4" ;; *) gmp_m4postinc="powerpc32/regmap.m4" ;; esac ;; esac changequote([, ])dnl for tmp_f in $gmp_m4postinc; do GMP_DEFINE_RAW(["include_mpn(\`$tmp_f')"], POST) done # Set up `gmp_links'. It's a list of link:file pairs that configure will # process to create link -> file. gmp_links= # If the user specified `MPN_PATH', use that instead of the path we've # come up with. if test -z "$MPN_PATH"; then path="$path generic" else path="$MPN_PATH" fi # Pick the correct source files in $path and link them to mpn/. # $gmp_mpn_functions lists all functions we need. # # The rule is to find a file with the function name and a .asm, .S, # .s, or .c extension. Certain multi-function files with special names # can provide some functions too. (mpn/Makefile.am passes # -DOPERATION_ to get them to generate the right code.) # FIXME: udiv and umul aren't in $gmp_mpn_functions_optional yet since # there's some versions of those files which should be checked for bit # rot first. Put them in $extra_functions for each target for now, # change to standard optionals when all are ready. # Note: The following lines defining $gmp_mpn_functions_optional # and $gmp_mpn_functions are parsed by the "macos/configure" # Perl script. So if you change the lines in a major way # make sure to run and examine the output from # # % (cd macos; perl configure) gmp_mpn_functions_optional="copyi copyd com_n \ and_n andn_n nand_n ior_n iorn_n nior_n xor_n xnor_n" gmp_mpn_functions="${extra_functions} inlines add_n sub_n mul_1 addmul_1 \ submul_1 lshift rshift diveby3 divrem divrem_1 divrem_2 \ mod_1 mod_1_rs pre_mod_1 dump \ mul mul_fft mul_n mul_basecase sqr_basecase random \ random2 sqrtrem get_str set_str scan0 scan1 popcount hamdist cmp perfsqr \ bdivmod gcd_1 gcd gcdext tdiv_qr bz_divrem_n sb_divrem_mn jacbase \ $gmp_mpn_functions_optional" # the list of all object files used by mpn/Makefile.in and the # top-level Makefile.in, respectively mpn_objects= mpn_objs_in_libgmp="mpn/mp_bases.lo" for tmp_fn in ${gmp_mpn_functions} ; do [rm -f mpn/${tmp_fn}.[Ssc] mpn/${tmp_fn}.asm] # functions that can be provided by multi-function files tmp_mulfunc= case $tmp_fn in add_n|sub_n) tmp_mulfunc="aors_n" ;; addmul_1|submul_1) tmp_mulfunc="aorsmul_1" ;; popcount|hamdist) tmp_mulfunc="popham" ;; and_n|andn_n|nand_n | ior_n|iorn_n|nior_n | xor_n|xnor_n) tmp_mulfunc="logops_n" ;; esac found=no for tmp_dir in $path; do for tmp_base in $tmp_fn $tmp_mulfunc; do for tmp_ext in asm S s c; do tmp_file=$srcdir/mpn/$tmp_dir/$tmp_base.$tmp_ext if test -f $tmp_file; then found=yes mpn_objects="$mpn_objects ${tmp_fn}.lo" mpn_objs_in_libgmp="$mpn_objs_in_libgmp mpn/${tmp_fn}.lo" gmp_links="$gmp_links mpn/$tmp_fn.$tmp_ext:mpn/$tmp_dir/$tmp_base.$tmp_ext" # duplicate AC_DEFINEs are harmless, so it doesn't matter # that multi-function files get grepped here repeatedly gmp_ep=["` sed -n 's/^[ ]*MULFUNC_PROLOGUE(\(.*\))/\1/p' $tmp_file ; sed -n 's/^[ ]*PROLOGUE.*(\(.*\))/\1/p' $tmp_file `"] for gmp_tmp in $gmp_ep; do AC_DEFINE_UNQUOTED(HAVE_NATIVE_${gmp_tmp}) done break fi done if test $found = yes; then break ; fi done if test $found = yes; then break ; fi done if test $found = no; then for tmp_optional in $gmp_mpn_functions_optional; do if test $tmp_optional = $tmp_fn; then found=yes fi done if test $found = no; then AC_MSG_ERROR([no version of $tmp_fn found in path: $path]) fi fi done # Create link for gmp-mparam.h. for tmp_dir in $path ; do rm -f gmp-mparam.h if test -f $srcdir/mpn/${tmp_dir}/gmp-mparam.h ; then gmp_links="$gmp_links gmp-mparam.h:mpn/${tmp_dir}/gmp-mparam.h" # Copy any KARATSUBA_SQR_THRESHOLD in gmp-mparam.h to config.m4. # Some versions of sqr_basecase.asm use this. tmp_gmp_karatsuba_sqr_threshold="`sed -n 's/^#define KARATSUBA_SQR_THRESHOLD[ ]*\([0-9][0-9]*\).*$/\1/p' $srcdir/mpn/${tmp_dir}/gmp-mparam.h`" if test -n "$tmp_gmp_karatsuba_sqr_threshold"; then GMP_DEFINE_RAW(["define(,<$tmp_gmp_karatsuba_sqr_threshold>)"]) fi break fi done # Dig out the links from `gmp_links' for inclusion in DISTCLEANFILES. gmp_srclinks= for f in $gmp_links; do gmp_srclinks="$gmp_srclinks `echo $f | sed 's/\(.*\):.*/\1/'`" done AC_SUBST(mpn_objects) AC_SUBST(mpn_objs_in_libgmp) AC_SUBST(gmp_srclinks) dnl ---------------------------------------- dnl Make links. AC_CONFIG_LINKS($gmp_links) dnl Create config.m4. GMP_FINISH dnl Create Makefiles dnl FIXME: Upcoming version of autoconf/automake may not like broken lines. AC_OUTPUT(Makefile mpz/Makefile mpn/Makefile)