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# configure.ac -- OR1K test code specific autoconf configuration file

#

# Copyright (C) 2010, 2011 Embecosm Limited

#

# Contributor Jeremy Bennett 

#

# This file is part of OpenRISC 1000 Architectural Simulator.

#

# 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 3 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, see .

# Configure script for the OpenRISC 1000 simulator test suite OR1K code

# directory. This uses a different tool chain, so has its own configuration

# script. Process this file with autoconf to produce a configure script.

AC_INIT([or1ksim-testsuite], [2011-01-27], [openrisc@opencores.org])

AC_CONFIG_MACRO_DIR([m4])

AC_PROG_LIBTOOL

AM_INIT_AUTOMAKE

AC_CONFIG_HEADERS([config.h])

# make sure we are using a recent autoconf version

AC_PREREQ(2.59)

# This is not nice, but it gets round the problem of the target not being

# specified. We don't need to warn again - the main configure did that for us.

case "$target_cpu" in

or32*)

        ;;

dlx*)

        ;;

*)      target_alias=or32-elf;

        ;;

esac

# check for --enable-all-tests argument, in which case we attempt to build all

# tests, even those that do not compile properly.

AC_ARG_ENABLE(

    [all-tests],

    AC_HELP_STRING([--enable-all-tests],

                   [enable all tests, including those which do not compile]),

    [all_tests=true] [all_tests=false])

AM_CONDITIONAL([BUILD_ALL_TESTS], [test x$all_tests = xtrue])

# Sort out the tools. Using the target tool chain here, not native. Note that

# AC_CHECK_PROGS will not override an already set variable, so we must

# explicitly unset them first.

unset CC

unset RANLIB

unset LD

unset SIM

AC_CHECK_PROGS(CC, [$target_alias-gcc])

AC_CHECK_PROGS(RANLIB, [$target_alias-ranlib])

AC_CHECK_PROGS(LD, [$target_alias-ld])

AC_CHECK_PROGS(SIM, [$target_alias-sim])

AC_SUBST(CC)

AC_SUBST(RANLIB)

AC_SUBST(LD)

AC_SUBST(SIM)

AC_HEADER_STDC

# We need assembler, installer and per target C flags

AM_PROG_AS

AM_PROG_CC_C_O

AC_PROG_INSTALL

# Specify our baseline CFLAGS

CPPFLAGS="-I\${top_srcdir}/support -I\${top_srcdir}/except"

CFLAGS="-Wall -Werror -g -nostdlib -mhard-div -mhard-mul"

# Flag to specify whether we want optimization when checking

AC_MSG_CHECKING(whether to enable optimizations when checking)

AC_ARG_ENABLE(check-opt,

    [  --enable-check-opt      enable optimizations

  --enable-check-opt=level     same as gcc -O switch  ], [

    case "$enableval" in

        yes)

            CFLAGS="$CFLAGS -O"

            ;;

        *)

            CFLAGS="$CFLAGS -O$enableval"

            ;;

    esac

])

AC_MSG_RESULT(${enable_check_opt-default})

AC_SUBST(CPPFLAGS)

AC_SUBST(CFLAGS)

# This is GNU compliant source and uses GNU libraries

AC_DEFINE(_GNU_SOURCE, 1, "The source code uses the GNU libraries)

# Check for functions doesn't work, since we can't execute code. Define some

# we know are definitely there in OR1K GCC. This is all to allow reused

# headers from the main code body (for the memory controller tests

# principally) to work.

AC_DEFINE([HAVE_STRNDUP], [], [Is strndup () available])

AC_DEFINE([HAVE_ISBLANK], [], [Is isblank () available])

# Check for headers

AC_CHECK_HEADERS(sys/types.h inttypes.h)

# check for types and sizes

AC_CHECK_TYPES([uint8_t, uint16_t, uint32_t],,, [#include ])

AC_CHECK_TYPES([int8_t, int16_t, int32_t],,, [#include ])

# Checking sizeof doesn't really work, since it needs to run compiled code. So

# we do it by hand.

AC_DEFINE([SIZEOF_CHAR],  [1], [Result of sizeof (char)])

AC_DEFINE([SIZEOF_SHORT], [2], [Result of sizeof (short)])

AC_DEFINE([SIZEOF_INT],   [4], [Result of sizeof (int)])

AC_DEFINE([SIZEOF_LONG],  [4], [Result of sizeof (long)])

AC_CONFIG_FILES([Makefile               \

                 acv-gpio/Makefile      \

                 acv-uart/Makefile      \

                 basic/Makefile         \

                 cache/Makefile         \

                 cbasic/Makefile        \

                 cfg/Makefile           \

                 dhry/Makefile          \

                 dmatest/Makefile       \

                 eth/Makefile           \

                 except/Makefile        \

                 except-test/Makefile   \

                 exit/Makefile          \

                 ext/Makefile           \

                 fbtest/Makefile        \

                 fp/Makefile            \

                 testfloat/Makefile     \

                 functest/Makefile      \

                 flag/Makefile          \

                 int-test/Makefile      \

                 int-logger/Makefile    \

                 inst-set-test/Makefile \

                 kbdtest/Makefile       \

                 local-global/Makefile  \

                 loop/Makefile          \

                 mc-async/Makefile      \

                 mc-dram/Makefile       \

                 mc-ssram/Makefile      \

                 mc-sync/Makefile       \

                 mc-common/Makefile     \

                 mem-test/Makefile      \

                 mmu/Makefile           \

                 mul/Makefile           \

                 mycompress/Makefile    \

                 support/Makefile       \

                 tick/Makefile          \

                 uos/Makefile           \

                 upcalls/Makefile])

AC_OUTPUT