f3f5e3c32e
* configure.tgt (target_cpu): Handle sparc and sparc64 & sparcv9. * config/sparc/cacheline.h: New file. * config/sparc/target.h: Likewise. * config/sparc/sjlj.S: Likewise. * config/linux/sparc/futex_bits.h: Likewise. From-SVN: r184177
142 lines
3.6 KiB
Bash
142 lines
3.6 KiB
Bash
# -*- shell-script -*-
|
|
# Copyright (C) 2011, 2012 Free Software Foundation, Inc.
|
|
|
|
# This program 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 2 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program 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 this program; if not, write to the Free Software
|
|
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
|
|
# This is the target specific configuration file. This is invoked by the
|
|
# autoconf generated configure script. Putting it in a separate shell file
|
|
# lets us skip running autoconf when modifying target specific information.
|
|
|
|
# This file switches on the shell variable ${target}, and sets the
|
|
# following shell variables:
|
|
# config_path An ordered list of directories to search for
|
|
# sources and headers. This is relative to the
|
|
# config subdirectory of the source tree.
|
|
# XCFLAGS Add extra compile flags to use.
|
|
# XLDFLAGS Add extra link flags to use.
|
|
|
|
# Optimize TLS usage by avoiding the overhead of dynamic allocation.
|
|
if test "$gcc_cv_have_tls" = yes ; then
|
|
case "${target}" in
|
|
|
|
# For x86, we use slots in the TCB head for most of our TLS.
|
|
# The setup of those slots in beginTransaction can afford to
|
|
# use the global-dynamic model.
|
|
i[456]86-*-linux* | x86_64-*-linux*)
|
|
;;
|
|
|
|
*-*-linux*)
|
|
XCFLAGS="${XCFLAGS} -ftls-model=initial-exec"
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
# Map the target cpu to an ARCH sub-directory. At the same time,
|
|
# work out any special compilation flags as necessary.
|
|
case "${target_cpu}" in
|
|
alpha*) ARCH=alpha ;;
|
|
rs6000 | powerpc*) ARCH=powerpc ;;
|
|
|
|
arm*) ARCH=arm ;;
|
|
|
|
i[3456]86)
|
|
case " ${CC} ${CFLAGS} " in
|
|
*" -m64 "*)
|
|
;;
|
|
*)
|
|
if test -z "$with_arch"; then
|
|
XCFLAGS="${XCFLAGS} -march=i486 -mtune=${target_cpu}"
|
|
XCFLAGS="${XCFLAGS} -fomit-frame-pointer"
|
|
fi
|
|
esac
|
|
ARCH=x86
|
|
;;
|
|
|
|
sh*) ARCH=sh ;;
|
|
|
|
sparc)
|
|
case " ${CC} ${CFLAGS} " in
|
|
*" -m64 "*)
|
|
;;
|
|
*)
|
|
if test -z "$with_cpu"; then
|
|
XCFLAGS="${XCFLAGS} -mcpu=v9"
|
|
fi
|
|
esac
|
|
ARCH=sparc
|
|
;;
|
|
|
|
sparc64|sparcv9)
|
|
case " ${CC} ${CFLAGS} " in
|
|
*" -m32 "*)
|
|
XCFLAGS="${XCFLAGS} -mcpu=v9"
|
|
;;
|
|
*" -m64 "*)
|
|
;;
|
|
*)
|
|
if test "x$with_cpu" = xv8; then
|
|
XCFLAGS="${XCFLAGS} -mcpu=v9"
|
|
fi
|
|
;;
|
|
esac
|
|
ARCH=sparc
|
|
;;
|
|
|
|
x86_64)
|
|
case " ${CC} ${CFLAGS} " in
|
|
*" -m32 "*)
|
|
XCFLAGS="${XCFLAGS} -march=i486 -mtune=i686"
|
|
XCFLAGS="${XCFLAGS} -fomit-frame-pointer"
|
|
;;
|
|
esac
|
|
ARCH=x86
|
|
;;
|
|
|
|
*)
|
|
ARCH="${target_cpu}"
|
|
;;
|
|
esac
|
|
|
|
# For the benefit of top-level configure, determine if the cpu is supported.
|
|
test -d ${srcdir}/config/$ARCH || UNSUPPORTED=1
|
|
|
|
# Since we require POSIX threads, assume a POSIX system by default.
|
|
config_path="$ARCH posix generic"
|
|
|
|
# Other system configury
|
|
case "${target}" in
|
|
*-*-linux*)
|
|
if test "$enable_linux_futex" = yes; then
|
|
config_path="linux/$ARCH linux $config_path"
|
|
fi
|
|
;;
|
|
|
|
powerpc*-*-aix* | rs6000-*-aix*)
|
|
# The system ought to be supported, but sjlj.S has not been ported.
|
|
UNSUPPORTED=1
|
|
;;
|
|
|
|
*-*-gnu* | *-*-k*bsd*-gnu \
|
|
| *-*-netbsd* | *-*-freebsd* | *-*-openbsd* \
|
|
| *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11* \
|
|
| *-*-darwin* | *-*-aix*)
|
|
# POSIX system. The OS is supported.
|
|
;;
|
|
|
|
*) # Non-POSIX, or embedded system
|
|
UNSUPPORTED=1
|
|
;;
|
|
esac
|