1 # This file is part of GCC.
3 # GCC is free software; you can redistribute it and/or modify it under
4 # the terms of the GNU General Public License as published by the Free
5 # Software Foundation; either version 3, or (at your option) any later
8 # GCC is distributed in the hope that it will be useful, but WITHOUT
9 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 # You should have received a copy of the GNU General Public License
14 # along with GCC; see the file COPYING3. If not see
15 # <http://www.gnu.org/licenses/>.
17 # Contributed by Andreas Simbuerger <simbuerg@fim.uni-passau.de>
20 # -------------------------
21 # Provide configure switches for CLooG support.
22 # Initialize clooglibs/clooginc according to the user input.
23 AC_DEFUN([CLOOG_INIT_FLAGS],
25 AC_ARG_WITH([cloog-include],
27 [--with-cloog-include=PATH],
28 [Specify directory for installed CLooG include files])])
29 AC_ARG_WITH([cloog-lib],
31 [--with-cloog-lib=PATH],
32 [Specify the directory for the installed CLooG library])])
34 AC_ARG_ENABLE(cloog-version-check,
36 [--disable-cloog-version-check],
37 [disable check for CLooG version])],
38 ENABLE_CLOOG_CHECK=$enableval,
39 ENABLE_CLOOG_CHECK=yes)
41 # Initialize clooglibs and clooginc.
50 clooglibs="-L$with_cloog/lib"
51 clooginc="-I$with_cloog/include"
54 if test "x${with_cloog_include}" != x ; then
55 clooginc="-I$with_cloog_include"
57 if test "x${with_cloog_lib}" != x; then
58 clooglibs="-L$with_cloog_lib"
60 dnl If no --with-cloog flag was specified and there is in-tree ClooG
61 dnl source, set up flags to use that.
62 if test "x${clooginc}" = x && test "x${clooglibs}" = x \
63 && test -d ${srcdir}/cloog; then
64 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
65 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -I'${srcdir}'/cloog/include '
68 clooginc="-DCLOOG_INT_GMP ${clooginc}"
69 clooglibs="${clooglibs} -lcloog-isl ${isllibs} -lisl"
73 # CLOOG_REQUESTED (ACTION-IF-REQUESTED, ACTION-IF-NOT)
74 # ----------------------------------------------------
75 # Provide actions for failed CLooG detection.
76 AC_DEFUN([CLOOG_REQUESTED],
78 AC_REQUIRE([CLOOG_INIT_FLAGS])
80 if test "x${with_cloog}" = xno; then
82 elif test "x${with_cloog}" != x \
83 || test "x${with_cloog_include}" != x \
84 || test "x${with_cloog_lib}" != x ; then
92 # _CLOOG_CHECK_CT_PROG(MAJOR, MINOR, REVISION)
93 # --------------------------------------------
94 # Helper for verifying CLooG's compile time version.
95 m4_define([_CLOOG_CHECK_CT_PROG],[AC_LANG_PROGRAM(
96 [#include "cloog/version.h"],
97 [#if CLOOG_VERSION_MAJOR != $1 \
98 || CLOOG_VERSION_MINOR != $2 \
99 || CLOOG_VERSION_REVISION < $3
103 # CLOOG_CHECK_VERSION CLOOG_CHECK_VERSION (MAJOR, MINOR, REVISION)
104 # ----------------------------------------------------------------
105 # Test the found CLooG to be exact of version MAJOR.MINOR and at least
107 AC_DEFUN([CLOOG_CHECK_VERSION],
109 AC_REQUIRE([CLOOG_INIT_FLAGS])
111 if test "${ENABLE_CLOOG_CHECK}" = yes ; then
112 _cloog_saved_CFLAGS=$CFLAGS
113 _cloog_saved_LDFLAGS=$LDFLAGS
115 CFLAGS="${_cloog_saved_CFLAGS} ${clooginc} ${islinc} ${gmpinc}"
116 LDFLAGS="${_cloog_saved_LDFLAGS} ${clooglibs} ${isllibs} ${gmplib}"
118 AC_CACHE_CHECK([for version $1.$2.$3 of CLooG],
120 [AC_COMPILE_IFELSE([_CLOOG_CHECK_CT_PROG($1,$2,$3)],
124 CFLAGS=$_cloog_saved_CFLAGS
125 LDFLAGS=$_cloog_saved_LDFLAGS
130 # CLOOG_IF_FAILED (ACTION-IF-FAILED)
131 # ----------------------------------
132 # Executes ACTION-IF-FAILED, if GRAPHITE was requested and
134 AC_DEFUN([CLOOG_IF_FAILED],
136 CLOOG_REQUESTED([graphite_requested=yes], [graphite_requested=no])
138 if test "${gcc_cv_cloog}" = no ; then
143 if test "${graphite_requested}" = yes \
144 && test "x${clooglibs}" = x \
145 && test "x${clooginc}" = x ; then