mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-11-24 23:04:16 +08:00
afd82c104b
This patch enables DFP support on aarch64, by updating config/dfp.m4 and regenerating the involved configure scripts. We enable the BID format. 2022-03-31 Christophe Lyon <christophe.lyon@arm.com> config/ * dfp.m4: Add aarch64 support. gcc/ * configure: Regenerate. libdecnumber/ * configure: Regenerate. libgcc/ * configure: Regenerate.
77 lines
2.2 KiB
Plaintext
77 lines
2.2 KiB
Plaintext
# Copyright (C) 2010-2022 Free Software Foundation, Inc.
|
|
|
|
# This file is part of GCC.
|
|
|
|
# GCC is free software; you can redistribute it and/or modify it under
|
|
# the terms of the GNU General Public License as published by the Free
|
|
# Software Foundation; either version 3, or (at your option) any
|
|
# later version.
|
|
|
|
# GCC is distributed in the hope that it will be useful, but WITHOUT
|
|
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
|
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
|
|
# License for more details.
|
|
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with GCC; see the file COPYING3. If not see
|
|
# <http://www.gnu.org/licenses/>.
|
|
|
|
dnl @synopsis GCC_AC_ENABLE_DECIMAL_FLOAT([target triplet])
|
|
dnl
|
|
dnl Enable C extension for decimal float if target supports it.
|
|
dnl
|
|
dnl @author Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
|
|
|
|
AC_DEFUN([GCC_AC_ENABLE_DECIMAL_FLOAT],
|
|
[
|
|
AC_ARG_ENABLE(decimal-float,
|
|
[ --enable-decimal-float={no,yes,bid,dpd}
|
|
enable decimal float extension to C. Selecting 'bid'
|
|
or 'dpd' choses which decimal floating point format
|
|
to use],
|
|
[
|
|
case $enable_decimal_float in
|
|
yes | no | bid | dpd) default_decimal_float=$enable_decimal_float ;;
|
|
*) AC_MSG_ERROR(['$enable_decimal_float' is an invalid value for --enable-decimal-float.
|
|
Valid choices are 'yes', 'bid', 'dpd', and 'no'.]) ;;
|
|
esac
|
|
],
|
|
[
|
|
case $1 in
|
|
aarch64* | \
|
|
powerpc*-*-linux* | i?86*-*-linux* | x86_64*-*-linux* | s390*-*-linux* | \
|
|
i?86*-*-elfiamcu | i?86*-*-gnu* | x86_64*-*-gnu* | \
|
|
i?86*-*-mingw* | x86_64*-*-mingw* | \
|
|
i?86*-*-cygwin* | x86_64*-*-cygwin*)
|
|
enable_decimal_float=yes
|
|
;;
|
|
*)
|
|
AC_MSG_WARN([decimal float is not supported for this target, ignored])
|
|
enable_decimal_float=no
|
|
;;
|
|
esac
|
|
])
|
|
|
|
# x86's use BID format instead of DPD
|
|
case x$enable_decimal_float in
|
|
xyes)
|
|
case $1 in
|
|
aarch64* | i?86*-*-* | x86_64*-*-*)
|
|
enable_decimal_float=bid
|
|
;;
|
|
*)
|
|
enable_decimal_float=dpd
|
|
;;
|
|
esac
|
|
default_decimal_float=$enable_decimal_float
|
|
;;
|
|
xno)
|
|
# ENABLE_DECIMAL_FLOAT is set to 0. But we have to have proper
|
|
# dependency on libdecnumber.
|
|
default_decimal_float=dpd
|
|
;;
|
|
esac
|
|
AC_SUBST(enable_decimal_float)
|
|
|
|
])
|