blob: b80ac2742aad704d243193c25541be9702fe38d6 [file] [log] [blame]
# 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/>.
#
# Contributed by Andreas Simbuerger <simbuerg@fim.uni-passau.de>
# CLOOG_INIT_FLAGS ()
# -------------------------
# Provide configure switches for CLooG support.
# Initialize clooglibs/clooginc according to the user input.
AC_DEFUN([CLOOG_INIT_FLAGS],
[
AC_ARG_WITH([cloog-include],
[AS_HELP_STRING(
[--with-cloog-include=PATH],
[Specify directory for installed CLooG include files])])
AC_ARG_WITH([cloog-lib],
[AS_HELP_STRING(
[--with-cloog-lib=PATH],
[Specify the directory for the installed CLooG library])])
AC_ARG_ENABLE(cloog-version-check,
[AS_HELP_STRING(
[--disable-cloog-version-check],
[disable check for CLooG version])],
ENABLE_CLOOG_CHECK=$enableval,
ENABLE_CLOOG_CHECK=yes)
# Initialize clooglibs and clooginc.
case $with_cloog in
no)
clooglibs=
clooginc=
;;
"" | yes)
;;
*)
clooglibs="-L$with_cloog/lib"
clooginc="-I$with_cloog/include"
;;
esac
if test "x${with_cloog_include}" != x ; then
clooginc="-I$with_cloog_include"
fi
if test "x${with_cloog_lib}" != x; then
clooglibs="-L$with_cloog_lib"
fi
dnl If no --with-cloog flag was specified and there is in-tree CLooG
dnl source, set up flags to use that and skip any version tests
dnl as we cannot run them reliably before building CLooG
if test "x${clooginc}" = x && test "x${clooglibs}" = x \
&& test -d ${srcdir}/cloog; then
clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include'
ENABLE_CLOOG_CHECK=no
AC_MSG_WARN([using in-tree CLooG, disabling version check])
fi
clooginc="-DCLOOG_INT_GMP ${clooginc}"
clooglibs="${clooglibs} -lcloog-isl"
]
)
# CLOOG_REQUESTED (ACTION-IF-REQUESTED, ACTION-IF-NOT)
# ----------------------------------------------------
# Provide actions for failed CLooG detection.
AC_DEFUN([CLOOG_REQUESTED],
[
AC_REQUIRE([CLOOG_INIT_FLAGS])
if test "x${with_cloog}" = xno; then
$2
elif test "x${with_cloog}" != x \
|| test "x${with_cloog_include}" != x \
|| test "x${with_cloog_lib}" != x ; then
$1
else
$2
fi
]
)
# _CLOOG_CHECK_CT_PROG(MAJOR, MINOR, REVISION)
# --------------------------------------------
# Helper for verifying CLooG's compile time version.
m4_define([_CLOOG_CHECK_CT_PROG],[AC_LANG_PROGRAM(
[#include "cloog/version.h"],
[#if CLOOG_VERSION_MAJOR != $1 \
|| CLOOG_VERSION_MINOR != $2 \
|| CLOOG_VERSION_REVISION < $3
choke me
#endif])])
# CLOOG_CHECK_VERSION CLOOG_CHECK_VERSION (MAJOR, MINOR, REVISION)
# ----------------------------------------------------------------
# Test the found CLooG to be exact of version MAJOR.MINOR and at least
# REVISION.
AC_DEFUN([CLOOG_CHECK_VERSION],
[
AC_REQUIRE([CLOOG_INIT_FLAGS])
if test "${ENABLE_CLOOG_CHECK}" = yes ; then
_cloog_saved_CFLAGS=$CFLAGS
_cloog_saved_LDFLAGS=$LDFLAGS
CFLAGS="${_cloog_saved_CFLAGS} ${clooginc} ${islinc} ${gmpinc}"
LDFLAGS="${_cloog_saved_LDFLAGS} ${clooglibs} ${isllibs} ${gmplib}"
AC_MSG_CHECKING([for version $1.$2.$3 of CLooG])
AC_COMPILE_IFELSE([_CLOOG_CHECK_CT_PROG($1,$2,$3)],
[gcc_cv_cloog=yes],
[gcc_cv_cloog=no])
AC_MSG_RESULT([$gcc_cv_cloog])
CFLAGS=$_cloog_saved_CFLAGS
LDFLAGS=$_cloog_saved_LDFLAGS
fi
]
)
# CLOOG_IF_FAILED (ACTION-IF-FAILED)
# ----------------------------------
# Executes ACTION-IF-FAILED, if GRAPHITE was requested and
# the checks failed.
AC_DEFUN([CLOOG_IF_FAILED],
[
CLOOG_REQUESTED([graphite_requested=yes], [graphite_requested=no])
if test "${gcc_cv_cloog}" = no ; then
clooglibs=
clooginc=
fi
if test "${graphite_requested}" = yes \
&& test "x${clooglibs}" = x \
&& test "x${clooginc}" = x ; then
$1
fi
]
)