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re PR fortran/46540 (libquadmath: Implement --disable-libquadmath)

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/
2010-12-10  Tobias Burnus  <burnus@net-b.de>

        PR fortran/46540
        * configure.ac: Add --disable-libquadmath and
        --disable-libquadmath-support.
        * configure: Regenerate.
gcc/
2010-12-10  Tobias Burnus  <burnus@net-b.de>

        PR fortran/46540
        * configure.ac: Handle --disable-libquadmath-support.
        * doc/install.texi: Document --disable-libquadmath and
        --disable-libquadmath-support
        * configure: Regenerate.
        * config.in: Regenerate.

gcc/fortran/
2010-12-10  Tobias Burnus  <burnus@net-b.de>

        PR fortran/46540
        * trans-types.c (gfc_init_kinds): Handle
        --disable-libquadmath-support.

libgfortran/
2010-12-10  Tobias Burnus  <burnus@net-b.de>

        PR fortran/46540
        * acinclude.m4 (LIBGFOR_CHECK_FLOAT128): Honour
        --disable-libquadmath-support.
        * configure.ac: Handle --disable-libquadmath-support.
        * configure: Regenerate.

From-SVN: r167684
This commit is contained in:
Tobias Burnus 2010-12-10 11:55:56 +01:00 • committed by Tobias Burnus
parent 082b966fdc
commit 87e6d9dcaa
14 changed files with 191 additions and 16 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
ChangeLog
View file

@ -1,3 +1,10 @@
2010-12-10 Tobias Burnus <burnus@net-b.de>
PR fortran/46540
* configure.ac: Add --disable-libquadmath and
--disable-libquadmath-support.
* configure: Regenerate.
2010-12-03 Ian Lance Taylor <iant@google.com>
* MAINTAINERS: Add myself as libgo maintainer.

30
configure vendored
View file

@ -742,6 +742,8 @@ enable_option_checking
with_build_libsubdir
enable_gold
enable_ld
enable_libquadmath
enable_libquadmath_support
enable_libada
enable_libssp
enable_build_with_cxx
@ -1453,6 +1455,9 @@ Optional Features:
--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
--enable-gold[=ARG] build gold [ARG={default,yes,no}]
--enable-ld[=ARG] build ld [ARG={default,yes,no}]
--disable-libquadmath do not build libquadmath directory
--disable-libquadmath-support
disable libquadmath support for Fortran
--enable-libada build libada directory
--enable-libssp build libssp directory
--enable-build-with-cxx build with C++ compiler instead of C compiler
@ -2992,6 +2997,31 @@ case "${host}" in
esac
# Check whether --enable-libquadmath was given.
if test "${enable_libquadmath+set}" = set; then :
enableval=$enable_libquadmath; ENABLE_LIBQUADMATH=$enableval
else
ENABLE_LIBQUADMATH=yes
fi
if test "${ENABLE_LIBQUADMATH}" = "no" ; then
noconfigdirs="$noconfigdirs target-libquadmath"
fi
# Check whether --enable-libquadmath-support was given.
if test "${enable_libquadmath_support+set}" = set; then :
enableval=$enable_libquadmath_support; ENABLE_LIBQUADMATH_SUPPORT=$enableval
else
ENABLE_LIBQUADMATH_SUPPORT=yes
fi
enable_libquadmath_support=
if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then
enable_libquadmath_support=no
fi
# Check whether --enable-libada was given.
if test "${enable_libada+set}" = set; then :
enableval=$enable_libada; ENABLE_LIBADA=$enableval

21
configure.ac
View file

@ -458,6 +458,27 @@ case "${host}" in
esac
AC_ARG_ENABLE(libquadmath,
AS_HELP_STRING([--disable-libquadmath],
[do not build libquadmath directory]),
ENABLE_LIBQUADMATH=$enableval,
ENABLE_LIBQUADMATH=yes)
if test "${ENABLE_LIBQUADMATH}" = "no" ; then
noconfigdirs="$noconfigdirs target-libquadmath"
fi
AC_ARG_ENABLE(libquadmath-support,
AS_HELP_STRING([--disable-libquadmath-support],
[disable libquadmath support for Fortran]),
ENABLE_LIBQUADMATH_SUPPORT=$enableval,
ENABLE_LIBQUADMATH_SUPPORT=yes)
enable_libquadmath_support=
if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then
enable_libquadmath_support=no
fi
AC_ARG_ENABLE(libada,
[ --enable-libada build libada directory],
ENABLE_LIBADA=$enableval,

9
gcc/ChangeLog
View file

@ -1,3 +1,12 @@
2010-12-10 Tobias Burnus <burnus@net-b.de>
PR fortran/46540
* configure.ac: Handle --disable-libquadmath-support.
* doc/install.texi: Document --disable-libquadmath and
--disable-libquadmath-support
* configure: Regenerate.
* config.in: Regenerate.
2010-12-10 Jack Howarth <howarth@bromo.med.uc.edu>
Iain Sandoe <iains@gcc.gnu.org>

6
gcc/config.in
View file

@ -119,6 +119,12 @@
#endif
/* Define to 1 to enable libquadmath support */
#ifndef USED_FOR_TARGET
#undef ENABLE_LIBQUADMATH_SUPPORT
#endif
/* Define to enable LTO support. */
#ifndef USED_FOR_TARGET
#undef ENABLE_LTO

27
gcc/configure vendored
View file

@ -912,6 +912,7 @@ enable_maintainer_mode
enable_version_specific_runtime_libs
with_slibdir
enable_plugin
enable_libquadmath_support
'
ac_precious_vars='build_alias
host_alias
@ -1610,8 +1611,9 @@ Optional Features:
enable the use of the @gnu_indirect_function to
glibc systems
--enable-comdat enable COMDAT group support
--enable-gnu-unique-object enable the use of the @gnu_unique_object ELF extension on
glibc systems
--enable-gnu-unique-object
enable the use of the @gnu_unique_object ELF
extension on glibc systems
--enable-linker-build-id
compiler will always pass --build-id to linker
--enable-maintainer-mode
@ -1621,6 +1623,8 @@ Optional Features:
specify that runtime libraries should be
installed in a compiler-specific directory
--enable-plugin enable plugin support
--disable-libquadmath-support
disable libquadmath support for Fortran
Optional Packages:
--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
@ -17509,7 +17513,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
#line 17512 "configure"
#line 17516 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@ -17615,7 +17619,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
#line 17618 "configure"
#line 17622 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@ -26289,6 +26293,21 @@ $as_echo "#define ENABLE_PLUGIN 1" >>confdefs.h
fi
# Check whether --enable-libquadmath-support was given.
if test "${enable_libquadmath_support+set}" = set; then :
enableval=$enable_libquadmath_support; ENABLE_LIBQUADMATH_SUPPORT=$enableval
else
ENABLE_LIBQUADMATH_SUPPORT=yes
fi
if test "${ENABLE_LIBQUADMATH_SUPPORT}" != "no" ; then
$as_echo "#define ENABLE_LIBQUADMATH_SUPPORT 1" >>confdefs.h
fi
# Configure the subdirectories
# AC_CONFIG_SUBDIRS($subdirs)

16
gcc/configure.ac
View file

@ -3873,8 +3873,8 @@ gcc_GAS_CHECK_FEATURE([.lcomm with alignment], gcc_cv_as_lcomm_with_alignment,
[Define if your assembler supports .lcomm with an alignment field.])])
AC_ARG_ENABLE(gnu-unique-object,
[ --enable-gnu-unique-object enable the use of the @gnu_unique_object ELF extension on
glibc systems],
[AS_HELP_STRING([--enable-gnu-unique-object],
[enable the use of the @gnu_unique_object ELF extension on glibc systems])],
[case $enable_gnu_unique_object in
yes | no) ;;
*) AC_MSG_ERROR(['$enable_gnu_unique_object' is an invalid value for --enable-gnu-unique-object.
@ -4781,6 +4781,18 @@ if test x"$enable_plugin" = x"yes"; then
AC_DEFINE(ENABLE_PLUGIN, 1, [Define to enable plugin support.])
fi
AC_ARG_ENABLE(libquadmath-support,
[AS_HELP_STRING([--disable-libquadmath-support],
[disable libquadmath support for Fortran])],
ENABLE_LIBQUADMATH_SUPPORT=$enableval,
ENABLE_LIBQUADMATH_SUPPORT=yes)
if test "${ENABLE_LIBQUADMATH_SUPPORT}" != "no" ; then
AC_DEFINE(ENABLE_LIBQUADMATH_SUPPORT, 1,
[Define to 1 to enable libquadmath support])
fi
# Configure the subdirectories
# AC_CONFIG_SUBDIRS($subdirs)

10
gcc/doc/install.texi
View file

@ -1337,6 +1337,16 @@ do a @samp{make -C gcc gnatlib_and_tools}.
Specify that the run-time libraries for stack smashing protection
should not be built.
@item --disable-libquadmath
Specify that the GCC quad-precision math library should not be built.
On some systems, the library is required to be linkable when building
the Fortran front end, unless @option{--disable-libquadmath-support}
is used.
@item --disable-libquadmath-support
Specify that the Fortran front end and @code{libgfortran} do not add
support for @code{libquadmath} on systems supporting it.
@item --disable-libgomp
Specify that the run-time libraries used by GOMP should not be built.

6
gcc/fortran/ChangeLog
View file

@ -1,3 +1,9 @@
2010-12-10 Tobias Burnus <burnus@net-b.de>
PR fortran/46540
* trans-types.c (gfc_init_kinds): Handle
--disable-libquadmath-support.
2010-12-09 Steven G. Kargl <kargl@gcc.gnu.org>
* check.c (gfc_check_sngl): Insert missing space in error message.

5
gcc/fortran/trans-types.c
View file

@ -415,12 +415,11 @@ gfc_init_kinds (void)
/* Only let float, double, long double and __float128 go through.
Runtime support for others is not provided, so they would be
useless. TODO: TFmode support should be enabled once libgfortran
support is done. */
useless. */
if (mode != TYPE_MODE (float_type_node)
&& (mode != TYPE_MODE (double_type_node))
&& (mode != TYPE_MODE (long_double_type_node))
#ifdef LIBGCC2_HAS_TF_MODE
#if defined(LIBGCC2_HAS_TF_MODE) && defined(ENABLE_LIBQUADMATH_SUPPORT)
&& (mode != TFmode)
#endif
)

8
libgfortran/ChangeLog
View file

@ -1,3 +1,11 @@
2010-12-10 Tobias Burnus <burnus@net-b.de>
PR fortran/46540
* acinclude.m4 (LIBGFOR_CHECK_FLOAT128): Honour
--disable-libquadmath-support.
* configure.ac: Handle --disable-libquadmath-support.
* configure: Regenerate.
2010-12-06 Dave Korn <dave.korn.cygwin@gmail.com>
PR target/40125

9
libgfortran/acinclude.m4
View file

@ -279,6 +279,9 @@ esac])
dnl Check whether we have a __float128 type
AC_DEFUN([LIBGFOR_CHECK_FLOAT128], [
LIBQUADSPEC=
if test "x$enable_libquadmath_support" != xno; then
AC_CACHE_CHECK([whether we have a usable __float128 type],
libgfor_cv_have_float128, [
AC_TRY_LINK([
@ -341,6 +344,12 @@ AC_DEFUN([LIBGFOR_CHECK_FLOAT128], [
LIBQUADINCLUDE=
fi
fi
else
# for --disable-quadmath
LIBQUADLIB=
LIBQUADLIB_DEP=
LIBQUADINCLUDE=
fi
dnl For the spec file
AC_SUBST(LIBQUADSPEC)

35
libgfortran/configure vendored
View file

@ -764,6 +764,7 @@ enable_fast_install
with_gnu_ld
enable_libtool_lock
enable_largefile
enable_libquadmath_support
'
ac_precious_vars='build_alias
host_alias
@ -1394,7 +1395,9 @@ Optional Features:
--disable-option-checking ignore unrecognized --enable/--with options
--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
--enable-version-specific-runtime-libs Specify that runtime libraries should be installed in a compiler-specific directory
--enable-version-specific-runtime-libs
specify that runtime libraries should be installed
in a compiler-specific directory
--enable-intermodule build the library in one step
--enable-maintainer-mode enable make rules and dependencies not useful
(and sometimes confusing) to the casual installer
@ -1407,6 +1410,8 @@ Optional Features:
optimize for fast installation [default=yes]
--disable-libtool-lock avoid locking (might break parallel builds)
--disable-largefile omit support for large files
--disable-libquadmath-support
disable libquadmath support for Fortran
Optional Packages:
--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
@ -11373,7 +11378,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
#line 11376 "configure"
#line 11381 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@ -11479,7 +11484,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
#line 11482 "configure"
#line 11487 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@ -24319,9 +24324,25 @@ $as_echo "#define HAVE_BROKEN_POWF 1" >>confdefs.h
fi
# Check whether we have a __float128 type
# Check whether libquadmath should be used
# Check whether --enable-libquadmath-support was given.
if test "${enable_libquadmath_support+set}" = set; then :
enableval=$enable_libquadmath_support; ENABLE_LIBQUADMATH_SUPPORT=$enableval
else
ENABLE_LIBQUADMATH_SUPPORT=yes
fi
enable_libquadmath_support=
if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then
enable_libquadmath_support=no
fi
# Check whether we have a __float128 type, depends on enable_libquadmath_support
LIBQUADSPEC=
if test "x$enable_libquadmath_support" != xno; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have a usable __float128 type" >&5
$as_echo_n "checking whether we have a usable __float128 type... " >&6; }
if test "${libgfor_cv_have_float128+set}" = set; then :
@ -24428,6 +24449,12 @@ $as_echo "$libgfor_cv_have_as_needed" >&6; }
LIBQUADINCLUDE=
fi
fi
else
# for --disable-quadmath
LIBQUADLIB=
LIBQUADLIB_DEP=
LIBQUADINCLUDE=
fi

18
libgfortran/configure.ac
View file

@ -12,7 +12,8 @@ GCC_TOPLEV_SUBDIRS
AC_MSG_CHECKING([for --enable-version-specific-runtime-libs])
AC_ARG_ENABLE(version-specific-runtime-libs,
[ --enable-version-specific-runtime-libs Specify that runtime libraries should be installed in a compiler-specific directory ],
AS_HELP_STRING([--enable-version-specific-runtime-libs],
[specify that runtime libraries should be installed in a compiler-specific directory]),
[case "$enableval" in
yes) version_specific_libs=yes ;;
no) version_specific_libs=no ;;
@ -24,7 +25,7 @@ AC_MSG_RESULT($version_specific_libs)
# Build with intermodule optimisations
AC_MSG_CHECKING([for --enable-intermodule])
AC_ARG_ENABLE(intermodule,
[ --enable-intermodule build the library in one step],
AS_HELP_STRING([--enable-intermodule],[build the library in one step]),
[case "$enable_intermodule" in
yes) onestep="-onestep";;
*) onestep="";;
@ -463,7 +464,18 @@ LIBGFOR_CHECK_MINGW_SNPRINTF
# Check for a broken powf implementation
LIBGFOR_CHECK_FOR_BROKEN_POWF
# Check whether we have a __float128 type
# Check whether libquadmath should be used
AC_ARG_ENABLE(libquadmath-support,
AS_HELP_STRING([--disable-libquadmath-support],
[disable libquadmath support for Fortran]),
ENABLE_LIBQUADMATH_SUPPORT=$enableval,
ENABLE_LIBQUADMATH_SUPPORT=yes)
enable_libquadmath_support=
if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then
enable_libquadmath_support=no
fi
# Check whether we have a __float128 type, depends on enable_libquadmath_support
LIBGFOR_CHECK_FLOAT128
# Check for GNU libc feenableexcept