gcc/libffi/configure.in
Jakub Jelinek e9b841813c configure.in (powerpc64*-*-linux*): Remove.
* configure.in (powerpc64*-*-linux*): Remove.
	* configure: Rebuilt.
libffi/
	* include/ffi.h.in (POWERPC64): Define if 64-bit.
	(enum ffi_abi): Add FFI_LINUX64 on POWERPC.
	Make it the default on POWERPC64.
	(FFI_TRAMPOLINE_SIZE): Define to 24 on POWERPC64.
	* configure.in: Change powerpc-*-linux* into powerpc*-*-linux*.
	* configure: Rebuilt.
	* src/powerpc/ffi.c (hidden): Define.
	(ffi_prep_args_SYSV): Renamed from
	ffi_prep_args.  Cast pointers to unsigned long to shut up warnings.
	(NUM_GPR_ARG_REGISTERS64, NUM_FPR_ARG_REGISTERS64,
	ASM_NEEDS_REGISTERS64): New.
	(ffi_prep_args64): New function.
	(ffi_prep_cif_machdep): Handle FFI_LINUX64 ABI.
	(ffi_call): Likewise.
	(ffi_prep_closure): Likewise.
	(flush_icache): Surround by #ifndef POWERPC64.
	(ffi_dblfl): New union type.
	(ffi_closure_helper_SYSV): Use it to avoid aliasing problems.
	(ffi_closure_helper_LINUX64): New function.
	* src/powerpc/ppc_closure.S: Surround whole file by #ifndef
	__powerpc64__.
	* src/powerpc/sysv.S: Likewise.
	(ffi_call_SYSV): Rename ffi_prep_args to ffi_prep_args_SYSV.
	* src/powerpc/linux64.S: New file.
	* src/powerpc/linux64_closure.S: New file.
	* Makefile.am (EXTRA_DIST): Add src/powerpc/linux64.S and
	src/powerpc/linux64_closure.S.
	(TARGET_SRC_POWERPC): Likewise.

	* src/ffitest.c (closure_test_fn, closure_test_fn1, closure_test_fn2,
	closure_test_fn3): Fix result printing on big-endian 64-bit
	machines.
	(main): Print tst2_arg instead of uninitialized tst2_result.

	* src/ffitest.c (main): Hide what closure pointer really points to
	from the compiler.

From-SVN: r65781
2003-04-18 14:32:36 +02:00

220 lines
6.7 KiB
Plaintext

dnl Process this with autoconf to create configure
AC_INIT(fficonfig.h.in)
AM_CONFIG_HEADER(fficonfig.h)
# This works around the fact that libtool configuration may change LD
# for this particular configuration, but some shells, instead of
# keeping the changes in LD private, export them just because LD is
# exported.
ORIGINAL_LD_FOR_MULTILIBS=$LD
dnl Default to --enable-multilib
AC_ARG_ENABLE(multilib,
[ --enable-multilib build many library versions (default)],
[case "${enableval}" in
yes) multilib=yes ;;
no) multilib=no ;;
*) AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
esac], [multilib=yes])dnl
dnl We may get other options which we don't document:
dnl --with-target-subdir, --with-multisrctop, --with-multisubdir
if test "${srcdir}" = "."; then
if test "${with_target_subdir}" != "."; then
libffi_basedir="${with_multisrctop}../"
else
libffi_basedir="${with_multisrctop}"
fi
else
libffi_basedir=
fi
AC_SUBST(libffi_basedir)
AC_CONFIG_AUX_DIR(${libffi_basedir}..)
AC_CANONICAL_HOST
AM_PROG_LIBTOOL
AM_INIT_AUTOMAKE(libffi,2.00-beta,no-define)
AC_EXEEXT
AM_MAINTAINER_MODE
AC_PROG_CC
AC_PROG_LIBTOOL
TARGETDIR="unknown"
case "$host" in
mips-sgi-irix5.* | mips-sgi-irix6.*) TARGET=MIPS; TARGETDIR=mips;;
i*86-*-linux*) TARGET=X86; TARGETDIR=x86;;
i*86-*-solaris*) TARGET=X86; TARGETDIR=x86;;
i*86-*-beos*) TARGET=X86; TARGETDIR=x86;;
i*86-*-freebsd*) TARGET=X86; TARGETDIR=x86;;
i*86-*-netbsdelf*) TARGET=X86; TARGETDIR=x86;;
i*86-*-win32*) TARGET=X86_WIN32; TARGETDIR=x86;;
i*86-*-cygwin*) TARGET=X86_WIN32; TARGETDIR=x86;;
i*86-*-mingw*) TARGET=X86_WIN32; TARGETDIR=x86;;
sparc-sun-4*) TARGET=SPARC; TARGETDIR=sparc;;
sparc*-sun-*) TARGET=SPARC; TARGETDIR=sparc;;
sparc-*-linux* | sparc-*-netbsdelf*) TARGET=SPARC; TARGETDIR=sparc;;
sparc64-*-linux* | sparc64-*-netbsd*) TARGET=SPARC; TARGETDIR=sparc;;
alpha*-*-linux* | alpha*-*-osf* | alpha*-*-freebsd* | alpha*-*-netbsd*) TARGET=ALPHA; TARGETDIR=alpha;;
ia64*-*-*) TARGET=IA64; TARGETDIR=ia64;;
m68k-*-linux*) TARGET=M68K; TARGETDIR=m68k;;
mips64*-*);;
mips*-*-linux*) TARGET=MIPS_LINUX; TARGETDIR=mips;;
powerpc*-*-linux* | powerpc-*-sysv*) TARGET=POWERPC; TARGETDIR=powerpc;;
powerpc-*-beos*) TARGET=POWERPC; TARGETDIR=powerpc;;
powerpc-*-darwin*) TARGET=POWERPC_DARWIN; TARGETDIR=powerpc;;
powerpc-*-aix*) TARGET=POWERPC_AIX; TARGETDIR=powerpc;;
rs6000-*-aix*) TARGET=POWERPC_AIX; TARGETDIR=powerpc;;
arm*-*-linux-*) TARGET=ARM; TARGETDIR=arm;;
arm*-*-netbsdelf*) TARGET=ARM; TARGETDIR=arm;;
s390-*-linux-*) TARGET=S390; TARGETDIR=s390;;
s390x-*-linux-*) TARGET=S390; TARGETDIR=s390;;
x86_64-*-linux*) TARGET=X86_64; TARGETDIR=x86;;
sh-*-linux* | sh[[34]]*-*-linux*) TARGET=SH; TARGETDIR=sh;;
esac
if test $TARGETDIR = unknown; then
AC_ERROR("libffi has not been ported to $host.")
fi
AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
AM_CONDITIONAL(MIPS_LINUX, test x$TARGET = xMIPS_LINUX)
AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
AM_CONDITIONAL(X86, test x$TARGET = xX86)
AM_CONDITIONAL(X86_WIN32, test x$TARGET = xX86_WIN32)
AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
AM_CONDITIONAL(POWERPC_AIX, test x$TARGET = xPOWERPC_AIX)
AM_CONDITIONAL(POWERPC_DARWIN, test x$TARGET = xPOWERPC_DARWIN)
AM_CONDITIONAL(ARM, test x$TARGET = xARM)
AM_CONDITIONAL(S390, test x$TARGET = xS390)
AM_CONDITIONAL(X86_64, test x$TARGET = xX86_64)
AM_CONDITIONAL(SH, test x$TARGET = xSH)
if test x$TARGET = xMIPS_LINUX; then
TARGET=MIPS
fi
AC_HEADER_STDC
AC_CHECK_FUNCS(memcpy)
AC_FUNC_ALLOCA
dnl AC_CHECK_SIZEOF(char)
AC_COMPILE_CHECK_SIZEOF(short)
AC_COMPILE_CHECK_SIZEOF(int)
AC_COMPILE_CHECK_SIZEOF(long)
AC_COMPILE_CHECK_SIZEOF(long long)
AC_COMPILE_CHECK_SIZEOF(float)
AC_COMPILE_CHECK_SIZEOF(double)
AC_COMPILE_CHECK_SIZEOF(long double)
AC_COMPILE_CHECK_SIZEOF(void *)
AC_C_BIGENDIAN_CROSS
if test x$TARGET = xSPARC; then
AC_CACHE_CHECK([assembler and linker support unaligned pc related relocs],
libffi_cv_as_sparc_ua_pcrel, [
save_CFLAGS="$CFLAGS"
save_LDFLAGS="$LDFLAGS"
CFLAGS="$CFLAGS -fpic"
LDFLAGS="$LDFLAGS -shared"
AC_TRY_LINK([asm (".text; foo: nop; .data; .align 4; .byte 0; .uaword %r_disp32(foo); .text");],,
[libffi_cv_as_sparc_ua_pcrel=yes],
[libffi_cv_as_sparc_ua_pcrel=no])
CFLAGS="$save_CFLAGS"
LDFLAGS="$save_LDFLAGS"])
if test "x$libffi_cv_as_sparc_ua_pcrel" = xyes; then
AC_DEFINE(HAVE_AS_SPARC_UA_PCREL, 1,
[Define if your assembler and linker support unaligned PC relative relocs.])
fi
fi
AC_SUBST(TARGET)
AC_SUBST(TARGETDIR)
AC_SUBST(SHELL)
AC_ARG_ENABLE(debug,
[ --enable-debug debugging mode],
if test "$enable_debug" = "yes"; then
AC_DEFINE(FFI_DEBUG)
fi)
AC_ARG_ENABLE(structs,
[ --disable-structs omit code for struct support],
if test "$enable_structs" = "no"; then
AC_DEFINE(FFI_NO_STRUCTS)
fi)
AC_ARG_ENABLE(raw-api,
[ --disable-raw-api make the raw api unavailable],
if test "$enable_raw_api" = "no"; then
AC_DEFINE(FFI_NO_RAW_API)
fi)
AC_ARG_ENABLE(purify-safety,
[ --enable-purify-safety purify-safe mode],
if test "$enable_purify_safety" = "yes"; then
AC_DEFINE(USING_PURIFY)
fi)
if test -n "$with_cross_host" &&
test x"$with_cross_host" != x"no"; then
toolexecdir='$(exec_prefix)/$(target_alias)'
toolexeclibdir='$(toolexecdir)/lib'
else
toolexecdir='$(libdir)/gcc-lib/$(target_alias)'
toolexeclibdir='$(libdir)'
fi
multi_os_directory=`$CC -print-multi-os-directory`
case $multi_os_directory in
.) ;; # Avoid trailing /.
*) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;;
esac
AC_SUBST(toolexecdir)
AC_SUBST(toolexeclibdir)
if test "${multilib}" = "yes"; then
multilib_arg="--enable-multilib"
else
multilib_arg=
fi
AC_OUTPUT(include/Makefile include/ffi.h Makefile,
[
if test -n "$CONFIG_FILES"; then
LD="${ORIGINAL_LD_FOR_MULTILIBS}"
ac_file=Makefile . ${srcdir}/${libffi_basedir}../config-ml.in
fi
],
srcdir=${srcdir}
host=${host}
target=${target}
with_multisubdir=${with_multisubdir}
ac_configure_args="${multilib_arg} ${ac_configure_args}"
CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
libffi_basedir=${libffi_basedir}
CC="${CC}"
DEFS="$DEFS"
ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}"
test ! -d include && mkdir include
test ! -f include/fficonfig.h && cp fficonfig.h include/fficonfig.h
if cmp -s fficonfig.h include/fficonfig.h 2>/dev/null; then
echo fficonfig.h unchanged
else
echo Moving fficonfig.h to include/fficonfig.h
cp fficonfig.h include/fficonfig.h
fi
)
# Make target subdirectories if required.
test -d src || mkdir src
test -d src/${TARGETDIR} || mkdir src/${TARGETDIR}