jdk8-mips64-public: common/autoconf/platform.m4@2ba6f4da4bf3

7197849: Update new build-infra makefiles
Reviewed-by: ihse, erikj, ohrstrom, tbell

1 #

     2 # Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.

     3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

4 #

     5 # This code is free software; you can redistribute it and/or modify it

     6 # under the terms of the GNU General Public License version 2 only, as

     7 # published by the Free Software Foundation.  Oracle designates this

     8 # particular file as subject to the "Classpath" exception as provided

     9 # by Oracle in the LICENSE file that accompanied this code.

    10 #

    11 # This code is distributed in the hope that it will be useful, but WITHOUT

    12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14 # version 2 for more details (a copy is included in the LICENSE file that

    15 # accompanied this code).

    16 #

    17 # You should have received a copy of the GNU General Public License version

    18 # 2 along with this work; if not, write to the Free Software Foundation,

    19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20 #

    21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22 # or visit www.oracle.com if you need additional information or have any

    23 # questions.

    24 #

    26 # Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD.

    27 # Converts autoconf style CPU name to OpenJDK style, into

    28 # VAR_CPU, VAR_CPU_ARCH, VAR_CPU_BITS and VAR_CPU_ENDIAN.

    29 AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_CPU],

    30 [

    31   # First argument is the cpu name from the trip/quad

    32   case "$1" in

    33     x86_64)

    34       VAR_CPU=x86_64

    35       VAR_CPU_ARCH=x86

    36       VAR_CPU_BITS=64

    37       VAR_CPU_ENDIAN=little

    38       ;;

    39     i?86)

    40       VAR_CPU=x86

    41       VAR_CPU_ARCH=x86

    42       VAR_CPU_BITS=32

    43       VAR_CPU_ENDIAN=little

    44       ;;

    45     arm*)

    46       VAR_CPU=arm

    47       VAR_CPU_ARCH=arm

    48       VAR_CPU_BITS=32

    49       VAR_CPU_ENDIAN=little

    50       ;;

    51     powerpc)

    52       VAR_CPU=ppc

    53       VAR_CPU_ARCH=ppc

    54       VAR_CPU_BITS=32

    55       VAR_CPU_ENDIAN=big

    56        ;;

    57     powerpc64)

    58       VAR_CPU=ppc64

    59       VAR_CPU_ARCH=ppc

    60       VAR_CPU_BITS=64

    61       VAR_CPU_ENDIAN=big

    62        ;;

    63     sparc)

    64       VAR_CPU=sparc

    65       VAR_CPU_ARCH=sparc

    66       VAR_CPU_BITS=32

    67       VAR_CPU_ENDIAN=big

    68        ;;

    69     sparcv9)

    70       VAR_CPU=sparcv9

    71       VAR_CPU_ARCH=sparc

    72       VAR_CPU_BITS=64

    73       VAR_CPU_ENDIAN=big

    74        ;;

    75     *)

    76       AC_MSG_ERROR([unsupported cpu $1])

    77       ;;

    78   esac

    79 ])

    81 # Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD.

    82 # Converts autoconf style OS name to OpenJDK style, into

    83 # VAR_OS and VAR_OS_API.

    84 AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_OS],

    85 [

    86   case "$1" in

    87     *linux*)

    88       VAR_OS=linux

    89       VAR_OS_API=posix

    90       ;;

    91     *solaris*)

    92       VAR_OS=solaris

    93       VAR_OS_API=posix

    94       ;;

    95     *darwin*)

    96       VAR_OS=macosx

    97       VAR_OS_API=posix

    98       ;;

    99     *bsd*)

   100       VAR_OS=bsd

   101       VAR_OS_API=posix

   102       ;;

   103     *cygwin*|*windows*)

   104       VAR_OS=windows

   105       VAR_OS_API=winapi

   106       ;;

   107     *)

   108       AC_MSG_ERROR([unsupported operating system $1])

   109       ;;

   110   esac

   111 ])

   113 # Expects $host_os $host_cpu $build_os and $build_cpu

   114 # and $with_target_bits to have been setup!

   115 #

   116 # Translate the standard triplet(quadruplet) definition

   117 # of the target/build system into OPENJDK_TARGET_OS, OPENJDK_TARGET_CPU,

   118 # OPENJDK_BUILD_OS, etc.

   119 AC_DEFUN([PLATFORM_EXTRACT_TARGET_AND_BUILD],

   120 [

   121     # Copy the autoconf trip/quadruplet verbatim to OPENJDK_TARGET_AUTOCONF_NAME

   122     # (from the autoconf "host") and OPENJDK_BUILD_AUTOCONF_NAME

   123     # Note that we might later on rewrite e.g. OPENJDK_TARGET_CPU due to reduced build,

   124     # but this will not change the value of OPENJDK_TARGET_AUTOCONF_NAME.

   125     OPENJDK_TARGET_AUTOCONF_NAME="$host"

   126     OPENJDK_BUILD_AUTOCONF_NAME="$build"

   127     AC_SUBST(OPENJDK_TARGET_AUTOCONF_NAME)

   128     AC_SUBST(OPENJDK_BUILD_AUTOCONF_NAME)

   130     # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables.

   131     PLATFORM_EXTRACT_VARS_FROM_OS($host_os)

   132     PLATFORM_EXTRACT_VARS_FROM_CPU($host_cpu)

   133     # ... and setup our own variables. (Do this explicitely to facilitate searching)

   134     OPENJDK_TARGET_OS="$VAR_OS"

   135     OPENJDK_TARGET_OS_API="$VAR_OS_API"

   136     OPENJDK_TARGET_CPU="$VAR_CPU"

   137     OPENJDK_TARGET_CPU_ARCH="$VAR_CPU_ARCH"

   138     OPENJDK_TARGET_CPU_BITS="$VAR_CPU_BITS"

   139     OPENJDK_TARGET_CPU_ENDIAN="$VAR_CPU_ENDIAN"

   140     AC_SUBST(OPENJDK_TARGET_OS)

   141     AC_SUBST(OPENJDK_TARGET_OS_API)

   142     AC_SUBST(OPENJDK_TARGET_CPU)

   143     AC_SUBST(OPENJDK_TARGET_CPU_ARCH)

   144     AC_SUBST(OPENJDK_TARGET_CPU_BITS)

   145     AC_SUBST(OPENJDK_TARGET_CPU_ENDIAN)

   147     # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables.

   148     PLATFORM_EXTRACT_VARS_FROM_OS($build_os)

   149     PLATFORM_EXTRACT_VARS_FROM_CPU($build_cpu)

   150     # ..and setup our own variables. (Do this explicitely to facilitate searching)

   151     OPENJDK_BUILD_OS="$VAR_OS"

   152     OPENJDK_BUILD_OS_API="$VAR_OS_API"

   153     OPENJDK_BUILD_CPU="$VAR_CPU"

   154     OPENJDK_BUILD_CPU_ARCH="$VAR_CPU_ARCH"

   155     OPENJDK_BUILD_CPU_BITS="$VAR_CPU_BITS"

   156     OPENJDK_BUILD_CPU_ENDIAN="$VAR_CPU_ENDIAN"

   157     AC_SUBST(OPENJDK_BUILD_OS)

   158     AC_SUBST(OPENJDK_BUILD_OS_API)

   159     AC_SUBST(OPENJDK_BUILD_CPU)

   160     AC_SUBST(OPENJDK_BUILD_CPU_ARCH)

   161     AC_SUBST(OPENJDK_BUILD_CPU_BITS)

   162     AC_SUBST(OPENJDK_BUILD_CPU_ENDIAN)

   163 ])

   165 # Check if a reduced build (32-bit on 64-bit platforms) is requested, and modify behaviour

   166 # accordingly. Must be done after setting up build and target system, but before

   167 # doing anything else with these values.

   168 AC_DEFUN([PLATFORM_SETUP_TARGET_CPU_BITS],

   169 [

   170   AC_ARG_WITH(target-bits, [AS_HELP_STRING([--with-target-bits],

   171      [build 32-bit or 64-bit binaries (for platforms that support it), e.g. --with-target-bits=32 @<:@guessed@:>@])])

   173   # We have three types of compiles:

   174   # native  == normal compilation, target system == build system

   175   # cross   == traditional cross compilation, target system != build system; special toolchain needed

   176   # reduced == using native compilers, but with special flags (e.g. -m32) to produce 32-bit builds on 64-bit machines

   177   #

   178   if test "x$OPENJDK_BUILD_AUTOCONF_NAME" != "x$OPENJDK_TARGET_AUTOCONF_NAME"; then

   179     # We're doing a proper cross-compilation

   180     COMPILE_TYPE="cross"

   181   else

   182     COMPILE_TYPE="native"

   183   fi

   185   if test "x$with_target_bits" != x; then

   186     if test "x$COMPILE_TYPE" = "xcross"; then

   187       AC_MSG_ERROR([It is not possible to combine --with-target-bits=X and proper cross-compilation. Choose either.])

   188     fi

   190     if test "x$with_target_bits" = x32 && test "x$OPENJDK_TARGET_CPU_BITS" = x64; then

   191       # A reduced build is requested

   192       COMPILE_TYPE="reduced"

   193       OPENJDK_TARGET_CPU_BITS=32

   194       if test "x$OPENJDK_TARGET_CPU_ARCH" = "xx86"; then

   195         OPENJDK_TARGET_CPU=x86

   196       elif test "x$OPENJDK_TARGET_CPU_ARCH" = "xsparc"; then

   197         OPENJDK_TARGET_CPU=sparc

   198       else

   199         AC_MSG_ERROR([Reduced build (--with-target-bits=32) is only supported on x86_64 and sparcv9])

   200       fi

   201     elif test "x$with_target_bits" = x64 && test "x$OPENJDK_TARGET_CPU_BITS" = x32; then

   202       AC_MSG_ERROR([It is not possible to use --with-target-bits=64 on a 32 bit system. Use proper cross-compilation instead.])

   203     elif test "x$with_target_bits" = "x$OPENJDK_TARGET_CPU_BITS"; then

   204       AC_MSG_NOTICE([--with-target-bits are set to build platform address size; argument has no meaning])

   205     else

   206       AC_MSG_ERROR([--with-target-bits can only be 32 or 64, you specified $with_target_bits!])

   207     fi

   208   fi

   209   AC_SUBST(COMPILE_TYPE)

   211 AC_MSG_CHECKING([for compilation type])

   212 AC_MSG_RESULT([$COMPILE_TYPE])

   213 ])

   215     # Setup the legacy variables, for controlling the old makefiles.

   216     #

   217 AC_DEFUN([PLATFORM_SETUP_LEGACY_VARS],

   218 [

   219     # Also store the legacy naming of the cpu.

   220     # Ie i586 and amd64 instead of x86 and x86_64

   221     OPENJDK_TARGET_CPU_LEGACY="$OPENJDK_TARGET_CPU"

   222     if test "x$OPENJDK_TARGET_CPU" = xx86; then

   223       OPENJDK_TARGET_CPU_LEGACY="i586"

   224     elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then

   225       # On all platforms except MacOSX replace x86_64 with amd64.

   226       OPENJDK_TARGET_CPU_LEGACY="amd64"

   227     fi

   228     AC_SUBST(OPENJDK_TARGET_CPU_LEGACY)

   230     # And the second legacy naming of the cpu.

   231     # Ie i386 and amd64 instead of x86 and x86_64.

   232     OPENJDK_TARGET_CPU_LEGACY_LIB="$OPENJDK_TARGET_CPU"

   233     if test "x$OPENJDK_TARGET_CPU" = xx86; then

   234       OPENJDK_TARGET_CPU_LEGACY_LIB="i386"

   235     elif test "x$OPENJDK_TARGET_CPU" = xx86_64; then

   236       OPENJDK_TARGET_CPU_LEGACY_LIB="amd64"

   237     fi

   238     AC_SUBST(OPENJDK_TARGET_CPU_LEGACY_LIB)

   240     # This is the name of the cpu (but using i386 and amd64 instead of

   241     # x86 and x86_64, respectively), preceeded by a /, to be used when

   242     # locating libraries. On macosx, it's empty, though.

   243     OPENJDK_TARGET_CPU_LIBDIR="/$OPENJDK_TARGET_CPU_LEGACY_LIB"

   244     if test "x$OPENJDK_TARGET_OS" = xmacosx; then

   245         OPENJDK_TARGET_CPU_LIBDIR=""

   246     fi

   247     AC_SUBST(OPENJDK_TARGET_CPU_LIBDIR)

   249     # OPENJDK_TARGET_CPU_ISADIR is normally empty. On 64-bit Solaris systems, it is set to

   250     # /amd64 or /sparcv9. This string is appended to some library paths, like this:

   251     # /usr/lib${OPENJDK_TARGET_CPU_ISADIR}/libexample.so

   252     OPENJDK_TARGET_CPU_ISADIR=""

   253     if test "x$OPENJDK_TARGET_OS" = xsolaris; then

   254       if test "x$OPENJDK_TARGET_CPU" = xx86_64; then

   255           OPENJDK_TARGET_CPU_ISADIR="/amd64"

   256       elif test "x$OPENJDK_TARGET_CPU" = xsparcv9; then

   257           OPENJDK_TARGET_CPU_ISADIR="/sparcv9"

   258       fi

   259     fi

   260     AC_SUBST(OPENJDK_TARGET_CPU_ISADIR)

   262     # Setup OPENJDK_TARGET_CPU_OSARCH, which is used to set the os.arch Java system property

   263     OPENJDK_TARGET_CPU_OSARCH="$OPENJDK_TARGET_CPU"

   264     if test "x$OPENJDK_TARGET_OS" = xlinux && test "x$OPENJDK_TARGET_CPU" = xx86; then

   265       # On linux only, we replace x86 with i386.

   266       OPENJDK_TARGET_CPU_OSARCH="i386"

   267     elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then

   268       # On all platforms except macosx, we replace x86_64 with amd64.

   269       OPENJDK_TARGET_CPU_OSARCH="amd64"

   270     fi

   271     AC_SUBST(OPENJDK_TARGET_CPU_OSARCH)

   273     OPENJDK_TARGET_CPU_JLI="$OPENJDK_TARGET_CPU"

   274     if test "x$OPENJDK_TARGET_CPU" = xx86; then

   275       OPENJDK_TARGET_CPU_JLI="i386"

   276     elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then

   277       # On all platforms except macosx, we replace x86_64 with amd64.

   278       OPENJDK_TARGET_CPU_JLI="amd64"

   279     fi

   280     # Now setup the -D flags for building libjli.

   281     OPENJDK_TARGET_CPU_JLI_CFLAGS="-DLIBARCHNAME='\"$OPENJDK_TARGET_CPU_JLI\"'"

   282     if test "x$OPENJDK_TARGET_OS" = xsolaris; then

   283       if test "x$OPENJDK_TARGET_CPU_ARCH" = xsparc; then

   284         OPENJDK_TARGET_CPU_JLI_CFLAGS="$OPENJDK_TARGET_CPU_JLI_CFLAGS -DLIBARCH32NAME='\"sparc\"' -DLIBARCH64NAME='\"sparcv9\"'"

   285       elif test "x$OPENJDK_TARGET_CPU_ARCH" = xx86; then

   286         OPENJDK_TARGET_CPU_JLI_CFLAGS="$OPENJDK_TARGET_CPU_JLI_CFLAGS -DLIBARCH32NAME='\"i386\"' -DLIBARCH64NAME='\"amd64\"'"

   287       fi

   288     fi

   289     AC_SUBST(OPENJDK_TARGET_CPU_JLI_CFLAGS)

   291     # Setup OPENJDK_TARGET_OS_API_DIR, used in source paths.

   292     if test "x$OPENJDK_TARGET_OS_API" = xposix; then

   293         OPENJDK_TARGET_OS_API_DIR="solaris"

   294     fi

   295     if test "x$OPENJDK_TARGET_OS_API" = xwinapi; then

   296         OPENJDK_TARGET_OS_API_DIR="windows"

   297     fi

   298     AC_SUBST(OPENJDK_TARGET_OS_API_DIR)

   300     if test "x$OPENJDK_TARGET_CPU_BITS" = x64; then

   301         A_LP64="LP64:="

   302         ADD_LP64="-D_LP64=1"

   303     fi

   304     AC_SUBST(LP64,$A_LP64)

   306     if test "x$COMPILE_TYPE" = "xcross"; then

   307       # FIXME: ... or should this include reduced builds..?

   308       DEFINE_CROSS_COMPILE_ARCH="CROSS_COMPILE_ARCH:=$OPENJDK_TARGET_CPU_LEGACY"

   309     else

   310       DEFINE_CROSS_COMPILE_ARCH=""

   311     fi

   312     AC_SUBST(DEFINE_CROSS_COMPILE_ARCH)

   313 ])

   315 AC_DEFUN([PLATFORM_SET_RELEASE_FILE_OS_VALUES],

   316 [

   317     if test "x$OPENJDK_TARGET_OS" = "xsolaris"; then

   318        REQUIRED_OS_NAME=SunOS

   319        REQUIRED_OS_VERSION=5.10

   320     fi

   321     if test "x$OPENJDK_TARGET_OS" = "xlinux"; then

   322        REQUIRED_OS_NAME=Linux

   323        REQUIRED_OS_VERSION=2.6

   324     fi

   325     if test "x$OPENJDK_TARGET_OS" = "xwindows"; then

   326         REQUIRED_OS_NAME=Windows

   327         if test "x$OPENJDK_TARGET_CPU_BITS" = "x64"; then

   328             REQUIRED_OS_VERSION=5.2

   329         else

   330             REQUIRED_OS_VERSION=5.1

   331         fi

   332     fi

   333     if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then

   334         REQUIRED_OS_NAME=Darwin

   335         REQUIRED_OS_VERSION=11.2

   336     fi

   338     AC_SUBST(REQUIRED_OS_NAME)

   339     AC_SUBST(REQUIRED_OS_VERSION)

   340 ])

   342 #%%% Build and target systems %%%

   343 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET],

   344 [

   345 # Figure out the build and target systems. # Note that in autoconf terminology, "build" is obvious, but "target"

   346 # is confusing; it assumes you are cross-compiling a cross-compiler (!)  and "target" is thus the target of the

   347 # product you're building. The target of this build is called "host". Since this is confusing to most people, we

   348 # have not adopted that system, but use "target" as the platform we are building for. In some places though we need

   349 # to use the configure naming style.

   350 AC_CANONICAL_BUILD

   351 AC_CANONICAL_HOST

   352 AC_CANONICAL_TARGET

   354 PLATFORM_EXTRACT_TARGET_AND_BUILD

   355 PLATFORM_SETUP_TARGET_CPU_BITS

   356 PLATFORM_SET_RELEASE_FILE_OS_VALUES

   357 PLATFORM_SETUP_LEGACY_VARS

   358 ])

   360 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION],

   361 [

   362 ###############################################################################

   364 # Note that this is the build platform OS version!

   366 OS_VERSION="`uname -r | ${SED} 's!\.! !g' | ${SED} 's!-! !g'`"

   367 OS_VERSION_MAJOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 1 -d ' '`"

   368 OS_VERSION_MINOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 2 -d ' '`"

   369 OS_VERSION_MICRO="`${ECHO} ${OS_VERSION} | ${CUT} -f 3 -d ' '`"

   370 AC_SUBST(OS_VERSION_MAJOR)

   371 AC_SUBST(OS_VERSION_MINOR)

   372 AC_SUBST(OS_VERSION_MICRO)

   373 ])

   375 # Support macro for PLATFORM_SETUP_OPENJDK_TARGET_BITS.

   376 # Add -mX to various FLAGS variables.

   377 AC_DEFUN([PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS],

   378 [

   379   # keep track of c/cxx flags that we added outselves...

   380   #   to prevent emitting warning...

   381   ADDED_CFLAGS=" -m${OPENJDK_TARGET_CPU_BITS}"

   382   ADDED_CXXFLAGS=" -m${OPENJDK_TARGET_CPU_BITS}"

   383   ADDED_LDFLAGS=" -m${OPENJDK_TARGET_CPU_BITS}"

   385   CFLAGS="${CFLAGS}${ADDED_CFLAGS}"

   386   CXXFLAGS="${CXXFLAGS}${ADDED_CXXFLAGS}"

   387   LDFLAGS="${LDFLAGS}${ADDED_LDFLAGS}"

   389   CFLAGS_JDK="${CFLAGS_JDK}${ADDED_CFLAGS}"

   390   CXXFLAGS_JDK="${CXXFLAGS_JDK}${ADDED_CXXFLAGS}"

   391   LDFLAGS_JDK="${LDFLAGS_JDK}${ADDED_LDFLAGS}"

   392 ])

   394 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_BITS],

   395 [

   396 ###############################################################################

   397 #

   398 # Now we check if libjvm.so will use 32 or 64 bit pointers for the C/C++ code.

   399 # (The JVM can use 32 or 64 bit Java pointers but that decision

   400 # is made at runtime.)

   401 #

   402 if test "x$OPENJDK_TARGET_OS" = xsolaris; then

   403   # Always specify -m flags on Solaris

   404   PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS

   405 elif test "x$COMPILE_TYPE" = xreduced; then

   406   if test "x$OPENJDK_TARGET_OS" != xwindows; then

   407     # Specify -m if running reduced on other Posix platforms

   408     PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS

   409   fi

   410 fi

   412 # Make compilation sanity check

   413 AC_CHECK_HEADERS([stdio.h], , [

   414   AC_MSG_NOTICE([Failed to compile stdio.h. This likely implies missing compile dependencies.])

   415   if test "x$COMPILE_TYPE" = xreduced; then

   416     AC_MSG_NOTICE([You are doing a reduced build. Check that you have 32-bit libraries installed.])

   417   elif test "x$COMPILE_TYPE" = xcross; then

   418     AC_MSG_NOTICE([You are doing a cross-compilation. Check that you have all target platform libraries installed.])

   419   fi

   420   AC_MSG_ERROR([Cannot continue.])

   421 ])

   423 AC_CHECK_SIZEOF([int *], [1111])

   425 if test "x$SIZEOF_INT_P" != "x$ac_cv_sizeof_int_p"; then

   426   # Workaround autoconf bug, see http://lists.gnu.org/archive/html/autoconf/2010-07/msg00004.html

   427   SIZEOF_INT_P="$ac_cv_sizeof_int_p"

   428 fi

   430 if test "x$SIZEOF_INT_P" = x; then

   431     # The test failed, lets stick to the assumed value.

   432     AC_MSG_WARN([The number of bits in the target could not be determined, using $OPENJDK_TARGET_CPU_BITS.])

   433 else

   434     TESTED_TARGET_CPU_BITS=`expr 8 \* $SIZEOF_INT_P`

   436     if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then

   437         AC_MSG_ERROR([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS)])

   438     fi

   439 fi

   441 AC_MSG_CHECKING([for target address size])

   442 AC_MSG_RESULT([$OPENJDK_TARGET_CPU_BITS bits])

   443 ])

   445 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS],

   446 [

   447 ###############################################################################

   448 #

   449 # Is the target little of big endian?

   450 #

   451 AC_C_BIGENDIAN([ENDIAN="big"],[ENDIAN="little"],[ENDIAN="unknown"],[ENDIAN="universal_endianness"])

   453 if test "x$ENDIAN" = xuniversal_endianness; then

   454     AC_MSG_ERROR([Building with both big and little endianness is not supported])

   455 fi

   456 if test "x$ENDIAN" != "x$OPENJDK_TARGET_CPU_ENDIAN"; then

   457     AC_MSG_ERROR([The tested endian in the target ($ENDIAN) differs from the endian expected to be found in the target ($OPENJDK_TARGET_CPU_ENDIAN)])

   458 fi

   459 ])

Mercurial > jdk8-mips64-public / file revision

common/autoconf/platform.m4@2ba6f4da4bf3

common/autoconf/platform.m4