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Diffstat (limited to 'config/cloog.m4')
| -rw-r--r-- | config/cloog.m4 | 287 |
1 files changed, 287 insertions, 0 deletions
diff --git a/config/cloog.m4 b/config/cloog.m4 new file mode 100644 index 0000000..96ebd4d --- /dev/null +++ b/config/cloog.m4 @@ -0,0 +1,287 @@ +# 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, + [AS_HELP_STRING( + [--with-cloog=PATH], + [Specify prefix directory for the installed CLooG-PPL package. + Equivalent to --with-cloog-include=PATH/include + plus --with-cloog-lib=PATH/lib])]) + 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-backend, + [ --enable-cloog-backend[=backend] + isl: The cloog.org isl backend + ppl-legacy: The legacy ppl backend - default + ppl: The cloog.org ppl backend], + [ if test "x${enableval}" = "xisl"; then + cloog_backend=isl + elif test "x${enableval}" = "xppl"; then + cloog_backend=ppl + else + cloog_backend=ppl-legacy + fi], cloog_backend=ppl-legacy) + 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$with_cloog_lib" + fi + + dnl Flags needed for CLOOG + AC_SUBST(clooglibs) + AC_SUBST(clooginc) +] +) + +# CLOOG_REQUESTED (ACTION-IF-REQUESTED, ACTION-IF-NOT) +# ---------------------------------------------------- +# Provide actions for failed CLooG detection. +AC_DEFUN([CLOOG_REQUESTED], +[ + AC_REQUIRE([CLOOG_INIT_FLAGS]) + + if test "x${with_cloog}" != x \ + || test "x${with_cloog_include}" != x \ + || test "x${with_cloog_lib}" != x ; then + $1 + else + $2 + fi +] +) + +# _CLOOG_ORG_PROG_ISL () +# ------------------ +# Helper for detecting CLooG.org's ISL backend. +m4_define([_CLOOG_ORG_PROG_ISL],[AC_LANG_PROGRAM( + [#include "cloog/cloog.h" ], + [cloog_version ()])]) + +# _CLOOG_ORG_PROG_PPL () +# ------------------ +# Helper for detecting CLooG.org's PPL backend. +m4_define([_CLOOG_ORG_PROG_PPL],[AC_LANG_PROGRAM( + [#include "cloog/cloog.h" + #include "cloog/ppl/cloog.h"], + [cloog_version ()])]) + +# _CLOOG_PPL_LEGACY_PROG () +# ------------------------- +# Helper for detecting CLooG-Legacy (CLooG-PPL). +m4_define([_CLOOG_PPL_LEGACY_PROG], [AC_LANG_PROGRAM( + [#include "cloog/cloog.h"], + [#ifndef CLOOG_PPL_BACKEND + choke me + #endif ])]) + +# CLOOG_FIND_FLAGS () +# ------------------ +# Detect the used CLooG-backend and set clooginc/clooglibs/cloog_org. +# Only look for the CLooG backend type specified in --enable-cloog-backend +AC_DEFUN([CLOOG_FIND_FLAGS], +[ + AC_REQUIRE([CLOOG_INIT_FLAGS]) + + _cloog_saved_CFLAGS=$CFLAGS + _cloog_saved_CPPFLAGS=$CPPFLAGS + _cloog_saved_LDFLAGS=$LDFLAGS + _cloog_saved_LIBS=$LIBS + + _cloogorginc="-DCLOOG_INT_GMP -DCLOOG_ORG" + + dnl clooglibs & clooginc may have been initialized by CLOOG_INIT_FLAGS. + CFLAGS="${CFLAGS} ${clooginc} ${gmpinc}" + CPPFLAGS="${CPPFLAGS} ${_cloogorginc}" + LDFLAGS="${LDFLAGS} ${clooglibs}" + + case $cloog_backend in + "ppl-legacy") + CFLAGS="${CFLAGS} ${pplinc}" + LDFLAGS="${LDFLAGS} ${ppllibs}" + AC_CACHE_CHECK([for installed CLooG PPL Legacy], [gcc_cv_cloog_type], + [LIBS="-lcloog ${_cloog_saved_LIBS}" + AC_LINK_IFELSE([_CLOOG_PPL_LEGACY_PROG], [gcc_cv_cloog_type="PPL Legacy"], + [gcc_cv_cloog_type=no])]) + ;; + "isl") + AC_CACHE_CHECK([for installed CLooG ISL], [gcc_cv_cloog_type], + [LIBS="-lcloog-isl ${_cloog_saved_LIBS}" + AC_LINK_IFELSE([_CLOOG_ORG_PROG_ISL], [gcc_cv_cloog_type="ISL"], + [gcc_cv_cloog_type=no])]) + ;; + "ppl") + CFLAGS="${CFLAGS} ${pplinc}" + LDFLAGS="${LDFLAGS} ${ppllibs}" + AC_CACHE_CHECK([for installed CLooG PPL], [gcc_cv_cloog_type], + [LIBS="-lcloog-ppl ${_cloog_saved_LIBS}" + AC_LINK_IFELSE([_CLOOG_ORG_PROG_PPL], [gcc_cv_cloog_type="PPL"], + [gcc_cv_cloog_type=no])]) + ;; + *) + gcc_cv_cloog_type="" + esac + + case $gcc_cv_cloog_type in + "PPL Legacy") + clooginc="${clooginc}" + clooglibs="${clooglibs} -lcloog" + cloog_org=no + ;; + "ISL") + clooginc="${clooginc} ${_cloogorginc}" + clooglibs="${clooglibs} -lcloog-isl" + cloog_org=yes + ;; + "PPL") + clooginc="${clooginc} ${_cloogorginc}" + clooglibs="${clooglibs} -lcloog-ppl" + cloog_org=yes + ;; + *) + clooglibs= + clooginc= + cloog_org= + ;; + esac + + LIBS=$_cloog_saved_LIBS + CFLAGS=$_cloog_saved_CFLAGS + CPPFLAGS=$_cloog_saved_CPPFLAGS + LDFLAGS=$_cloog_saved_LDFLAGS +] +) + +# _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/cloog.h"], + [#if CLOOG_VERSION_MAJOR != $1 \ + || CLOOG_VERSION_MINOR != $2 \ + || CLOOG_VERSION_REVISION < $3 + choke me + #endif])]) + +# _CLOOG_CHECK_RT_PROG () +# ----------------------- +# Helper for verifying that CLooG's compile time version +# matches the run time version. +m4_define([_CLOOG_CHECK_RT_PROG],[AC_LANG_PROGRAM( + [#include "cloog/cloog.h"], + [if ((cloog_version_major () != CLOOG_VERSION_MAJOR) + && (cloog_version_minor () != CLOOG_VERSION_MINOR) + && (cloog_version_revision () != CLOOG_VERSION_REVISION)) + { + return 1; + }])]) + +# CLOOG_CHECK_VERSION CLOOG_CHECK_VERSION (MAJOR, MINOR, REVISION) +# ---------------------------------------------------------------- +# Test the found CLooG to be exact of version MAJOR.MINOR and at least +# REVISION. +# If we're using the old CLooG-PPL (Legacy), the old version check will +# be executed (Ignores the provided version information). +AC_DEFUN([CLOOG_CHECK_VERSION], +[ + AC_REQUIRE([CLOOG_FIND_FLAGS]) + + if test "${ENABLE_CLOOG_CHECK}" = yes ; then + _cloog_saved_CFLAGS=$CFLAGS + _cloog_saved_LDFLAGS=$LDFLAGS + + CFLAGS="${_cloog_saved_CFLAGS} ${clooginc} ${pplinc} ${gmpinc}" + LDFLAGS="${_cloog_saved_LDFLAGS} ${clooglibs} ${ppllibs}" + + if test "${cloog_org}" = yes ; then + AC_CACHE_CHECK([for version $1.$2.$3 of CLooG], + [gcc_cv_cloog_ct_0_14_0], + [AC_COMPILE_IFELSE([_CLOOG_CHECK_CT_PROG($1,$2,$3)], + [gcc_cv_cloog_ct_0_14_0=yes], + [gcc_cv_cloog_ct_0_14_0=no])]) + elif test "${cloog_org}" = no ; then + AC_CACHE_CHECK([for version 0.15.5 (or later revision) of CLooG], + [gcc_cv_cloog_ct_0_15_5], + [AC_COMPILE_IFELSE([_CLOOG_CHECK_CT_PROG(0,15,5)], + [AC_COMPILE_IFELSE([_CLOOG_CHECK_CT_PROG(0,15,9)], + [gcc_cv_cloog_ct_0_15_5=yes], + [gcc_cv_cloog_ct_0_15_5="buggy but acceptable"])], + [gcc_cv_cloog_ct_0_15_5=no])]) + fi + + 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 "${gcc_cv_cloog_ct_0_14_0}" = no \ + || test "${gcc_cv_cloog_rt_0_14_0}" = no \ + || test "${gcc_cv_cloog_ct_0_15_5}" = no; then + clooglibs= + clooginc= + fi + + if test "${graphite_requested}" = yes \ + && test "x${clooglibs}" = x \ + && test "x${clooginc}" = x ; then + $1 + fi +] +) |