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			143 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
			
		
		
	
	
			143 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
| # This file is part of GCC.
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| #
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| # GCC is free software; you can redistribute it and/or modify it under
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| # the terms of the GNU General Public License as published by the Free
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| # Software Foundation; either version 3, or (at your option) any later
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| # version.
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| #
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| # GCC is distributed in the hope that it will be useful, but WITHOUT
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| # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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| # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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| # for more details.
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| #
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| # You should have received a copy of the GNU General Public License
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| # along with GCC; see the file COPYING3.  If not see
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| # <http://www.gnu.org/licenses/>.
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| #
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| # Contributed by Richard Guenther <rguenther@suse.de>
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| # Based on cloog.m4
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| 
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| # ISL_INIT_FLAGS ()
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| # -------------------------
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| # Provide configure switches for ISL support.
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| # Initialize isllibs/islinc according to the user input.
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| AC_DEFUN([ISL_INIT_FLAGS],
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| [
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|   AC_ARG_WITH([isl-include],
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|     [AS_HELP_STRING(
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|       [--with-isl-include=PATH],
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|       [Specify directory for installed ISL include files])])
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|   AC_ARG_WITH([isl-lib],
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|     [AS_HELP_STRING(
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|       [--with-isl-lib=PATH],
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|       [Specify the directory for the installed ISL library])])
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| 
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|   AC_ARG_ENABLE(isl-version-check,
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|     [AS_HELP_STRING(
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|       [--disable-isl-version-check],
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|       [disable check for ISL version])],
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|     ENABLE_ISL_CHECK=$enableval,
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|     ENABLE_ISL_CHECK=yes)
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|   
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|   # Initialize isllibs and islinc.
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|   case $with_isl in
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|     no)
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|       isllibs=
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|       islinc=
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|       ;;
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|     "" | yes)
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|       ;;
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|     *)
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|       isllibs="-L$with_isl/lib"
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|       islinc="-I$with_isl/include"
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|       ;;
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|   esac
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|   if test "x${with_isl_include}" != x ; then
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|     islinc="-I$with_isl_include"
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|   fi
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|   if test "x${with_isl_lib}" != x; then
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|     isllibs="-L$with_isl_lib"
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|   fi
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|   dnl If no --with-isl flag was specified and there is in-tree ISL
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|   dnl source, set up flags to use that and skip any version tests
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|   dnl as we cannot run them before building ISL.
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|   if test "x${islinc}" = x && test "x${isllibs}" = x \
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|      && test -d ${srcdir}/isl; then
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|     isllibs='-L$$r/$(HOST_SUBDIR)/isl/'"$lt_cv_objdir"' '
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|     islinc='-I$$r/$(HOST_SUBDIR)/isl/include -I$$s/isl/include'
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|     ENABLE_ISL_CHECK=no
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|     AC_MSG_WARN([using in-tree ISL, disabling version check])
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|   fi
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| 
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|   islinc="-DCLOOG_INT_GMP ${islinc}"
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|   isllibs="${isllibs} -lisl"
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| ]
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| )
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| 
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| # ISL_REQUESTED (ACTION-IF-REQUESTED, ACTION-IF-NOT)
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| # ----------------------------------------------------
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| # Provide actions for failed ISL detection.
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| AC_DEFUN([ISL_REQUESTED],
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| [
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|   AC_REQUIRE([ISL_INIT_FLAGS])
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| 
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|   if test "x${with_isl}" = xno; then
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|     $2
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|   elif test "x${with_isl}" != x \
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|     || test "x${with_isl_include}" != x \
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|     || test "x${with_isl_lib}" != x ; then
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|     $1
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|   else
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|     $2
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|   fi
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| ]
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| )
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| 
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| # ISL_CHECK_VERSION ISL_CHECK_VERSION ()
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| # ----------------------------------------------------------------
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| # Test that ISL contains functionality added to the minimum expected version.
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| AC_DEFUN([ISL_CHECK_VERSION],
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| [
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|   if test "${ENABLE_ISL_CHECK}" = yes ; then
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|     _isl_saved_CFLAGS=$CFLAGS
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|     _isl_saved_LDFLAGS=$LDFLAGS
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|     _isl_saved_LIBS=$LIBS
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| 
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|     CFLAGS="${_isl_saved_CFLAGS} ${islinc} ${gmpinc}"
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|     LDFLAGS="${_isl_saved_LDFLAGS} ${isllibs}"
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|     LIBS="${_isl_saved_LIBS} -lisl"
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| 
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|     AC_MSG_CHECKING([for compatible ISL])
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|     AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <isl/val.h>]], [[;]])],
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| 	[gcc_cv_isl=yes],
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| 	[gcc_cv_isl=no])
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|     AC_MSG_RESULT([$gcc_cv_isl])
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| 
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|     CFLAGS=$_isl_saved_CFLAGS
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|     LDFLAGS=$_isl_saved_LDFLAGS
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|     LIBS=$_isl_saved_LIBS
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|   fi
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| ]
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| )
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| 
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| # ISL_IF_FAILED (ACTION-IF-FAILED)
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| # ----------------------------------
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| # Executes ACTION-IF-FAILED, if GRAPHITE was requested and
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| # the checks failed.
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| AC_DEFUN([ISL_IF_FAILED],
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| [
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|   ISL_REQUESTED([graphite_requested=yes], [graphite_requested=no])
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|   
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|   if test "${gcc_cv_isl}" = no ; then
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|     isllibs=
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|     islinc=
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|   fi
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| 
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|   if test "${graphite_requested}" = yes \
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|     && test "x${isllibs}" = x \
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|     && test "x${islinc}" = x ; then
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|     $1
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|   fi
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| ]
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| )
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