jdk8-mips64-public: common/autoconf/toolchain.m4@e404d321abc6 (annotated)

common/autoconf/toolchain.m4@e404d321abc6 (annotated)

common/autoconf/toolchain.m4

Thu, 02 May 2013 15:46:38 +0200

author: erikj
date: Thu, 02 May 2013 15:46:38 +0200
changeset 698: e404d321abc6
parent 672: 2f43964043c2
child 699: e1a929afcfc4
permissions: -rw-r--r--

8013786: JDK-8013480 broke configure on solaris
Reviewed-by: tbell

 #
 # Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License version 2 only, as
 # published by the Free Software Foundation.  Oracle designates this
 # particular file as subject to the "Classpath" exception as provided
 # by Oracle in the LICENSE file that accompanied this code.
 #
 # This code 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
 # version 2 for more details (a copy is included in the LICENSE file that
 # accompanied this code).
 #
 # You should have received a copy of the GNU General Public License version
 # 2 along with this work; if not, write to the Free Software Foundation,
 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 #
 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 # or visit www.oracle.com if you need additional information or have any
 # questions.
 #
 # $1 = compiler to test (CC or CXX)
 # $2 = human readable name of compiler (C or C++)
 AC_DEFUN([TOOLCHAIN_CHECK_COMPILER_VERSION],
 [
   COMPILER=[$]$1
   COMPILER_NAME=$2
   if test "x$OPENJDK_TARGET_OS" = xsolaris; then
     # Make sure we use the Sun Studio compiler and not gcc on Solaris, which won't work
     COMPILER_VERSION_TEST=`$COMPILER -V 2>&1 | $HEAD -n 1`
     $ECHO $COMPILER_VERSION_TEST | $GREP "^.*: Sun $COMPILER_NAME" > /dev/null
     if test $? -ne 0; then
       GCC_VERSION_TEST=`$COMPILER --version 2>&1 | $HEAD -n 1`
       AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required Sun Studio compiler.])
       AC_MSG_NOTICE([The result from running with -V was: "$COMPILER_VERSION_TEST" and with --version: "$GCC_VERSION_TEST"])
       AC_MSG_ERROR([Sun Studio compiler is required. Try setting --with-tools-dir.])
     else
       COMPILER_VERSION=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^.*@<:@ ,\t@:>@$COMPILER_NAME@<:@ ,\t@:>@\(@<:@1-9@:>@\.@<:@0-9@:>@@<:@0-9@:>@*\).*/\1/p"`
       COMPILER_VENDOR="Sun Studio"
     fi
   elif test  "x$OPENJDK_TARGET_OS" = xwindows; then
     # First line typically looks something like:
     # Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 16.00.30319.01 for 80x86
     COMPILER_VERSION_TEST=`$COMPILER 2>&1 | $HEAD -n 1`
     COMPILER_VERSION=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^.*Version \(@<:@1-9@:>@@<:@0-9.@:>@*\) .*/\1/p"`
     COMPILER_VENDOR="Microsoft CL.EXE"
     COMPILER_CPU_TEST=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^.* for \(.*\)$/\1/p"`
     if test "x$OPENJDK_TARGET_CPU" = "xx86"; then
       if test "x$COMPILER_CPU_TEST" != "x80x86"; then
         AC_MSG_ERROR([Target CPU mismatch. We are building for $OPENJDK_TARGET_CPU but CL is for "$COMPILER_CPU_TEST"; expected "80x86".])
       fi
     elif test "x$OPENJDK_TARGET_CPU" = "xx86_64"; then
       if test "x$COMPILER_CPU_TEST" != "xx64"; then
         AC_MSG_ERROR([Target CPU mismatch. We are building for $OPENJDK_TARGET_CPU but CL is for "$COMPILER_CPU_TEST"; expected "x64".])
       fi
     fi
   else
     COMPILER_VERSION_TEST=`$COMPILER --version 2>&1 | $HEAD -n 1`
     # Check that this is likely to be GCC.
     $COMPILER --version 2>&1 | $GREP "Free Software Foundation" > /dev/null
     if test $? -ne 0; then
       AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required GCC compiler.])
       AC_MSG_NOTICE([The result from running with --version was: "$COMPILER_VERSION_TEST"])
       AC_MSG_ERROR([GCC compiler is required. Try setting --with-tools-dir.])
     fi
     # First line typically looks something like:
     # gcc (Ubuntu/Linaro 4.5.2-8ubuntu4) 4.5.2
     COMPILER_VERSION=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^.* \(@<:@1-9@:>@@<:@0-9.@:>@*\)/\1/p"`
     COMPILER_VENDOR=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^\(.*\) @<:@1-9@:>@@<:@0-9.@:>@*/\1/p"`
   fi
   # This sets CC_VERSION or CXX_VERSION. (This comment is a grep marker)
   $1_VERSION="$COMPILER_VERSION"
   # This sets CC_VENDOR or CXX_VENDOR. (This comment is a grep marker)
   $1_VENDOR="$COMPILER_VENDOR"
   AC_MSG_NOTICE([Using $COMPILER_VENDOR $COMPILER_NAME compiler version $COMPILER_VERSION (located at $COMPILER)])
 ])
 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_SYSROOT_AND_OUT_OPTIONS],
 [
 ###############################################################################
 #
 # Configure the development tool paths and potential sysroot.
 #
 AC_LANG(C++)
 # The option used to specify the target .o,.a or .so file.
 # When compiling, how to specify the to be created object file.
 CC_OUT_OPTION='-o$(SPACE)'
 # When linking, how to specify the to be created executable.
 EXE_OUT_OPTION='-o$(SPACE)'
 # When linking, how to specify the to be created dynamically linkable library.
 LD_OUT_OPTION='-o$(SPACE)'
 # When archiving, how to specify the to be create static archive for object files.
 AR_OUT_OPTION='rcs$(SPACE)'
 AC_SUBST(CC_OUT_OPTION)
 AC_SUBST(EXE_OUT_OPTION)
 AC_SUBST(LD_OUT_OPTION)
 AC_SUBST(AR_OUT_OPTION)
 ])
 # $1 = compiler to test (CC or CXX)
 # $2 = human readable name of compiler (C or C++)
 # $3 = list of compiler names to search for
 AC_DEFUN([TOOLCHAIN_FIND_COMPILER],
 [
   COMPILER_NAME=$2
   $1=
   # If TOOLS_DIR is set, check for all compiler names in there first
   # before checking the rest of the PATH.
   if test -n "$TOOLS_DIR"; then
     PATH_save="$PATH"
     PATH="$TOOLS_DIR"
     AC_PATH_PROGS(TOOLS_DIR_$1, $3)
     $1=$TOOLS_DIR_$1
     PATH="$PATH_save"
   fi
   # AC_PATH_PROGS can't be run multiple times with the same variable,
   # so create a new name for this run.
   if test "x[$]$1" = x; then
     AC_PATH_PROGS(POTENTIAL_$1, $3)
     $1=$POTENTIAL_$1
   fi
   if test "x[$]$1" = x; then
       HELP_MSG_MISSING_DEPENDENCY([devkit])
       AC_MSG_ERROR([Could not find a $COMPILER_NAME compiler. $HELP_MSG])
   fi
   BASIC_FIXUP_EXECUTABLE($1)
   AC_MSG_CHECKING([resolved symbolic links for $1])
   TEST_COMPILER="[$]$1"
   BASIC_REMOVE_SYMBOLIC_LINKS(TEST_COMPILER)
   AC_MSG_RESULT([$TEST_COMPILER])
   AC_MSG_CHECKING([if $1 is disguised ccache])
   COMPILER_BASENAME=`$BASENAME "$TEST_COMPILER"`
   if test "x$COMPILER_BASENAME" = "xccache"; then
     AC_MSG_RESULT([yes, trying to find proper $COMPILER_NAME compiler])
     # We /usr/lib/ccache in the path, so cc is a symlink to /usr/bin/ccache.
     # We want to control ccache invocation ourselves, so ignore this cc and try
     # searching again.
     # Remove the path to the fake ccache cc from the PATH
     RETRY_COMPILER_SAVED_PATH="$PATH"
     COMPILER_DIRNAME=`$DIRNAME [$]$1`
     PATH="`$ECHO $PATH | $SED -e "s,$COMPILER_DIRNAME,,g" -e "s,::,:,g" -e "s,^:,,g"`"
     # Try again looking for our compiler
     AC_CHECK_TOOLS(PROPER_COMPILER_$1, $3)
     BASIC_FIXUP_EXECUTABLE(PROPER_COMPILER_$1)
     PATH="$RETRY_COMPILER_SAVED_PATH"
     AC_MSG_CHECKING([for resolved symbolic links for $1])
     BASIC_REMOVE_SYMBOLIC_LINKS(PROPER_COMPILER_$1)
     AC_MSG_RESULT([$PROPER_COMPILER_$1])
     $1="$PROPER_COMPILER_$1"
   else
     AC_MSG_RESULT([no, keeping $1])
     $1="$TEST_COMPILER"
   fi
   TOOLCHAIN_CHECK_COMPILER_VERSION([$1], [$COMPILER_NAME])
 ])
 AC_DEFUN([TOOLCHAIN_SETUP_PATHS],
 [
 if test "x$OPENJDK_TARGET_OS" = "xwindows"; then
   TOOLCHAIN_SETUP_VISUAL_STUDIO_ENV
   TOOLCHAIN_SETUP_DXSDK
 fi
 AC_SUBST(MSVCR_DLL)
 # If --build AND --host is set, then the configure script will find any
 # cross compilation tools in the PATH. Cross compilation tools
 # follows the cross compilation standard where they are prefixed with ${host}.
 # For example the binary i686-sun-solaris2.10-gcc
 # will cross compile for i686-sun-solaris2.10
 # If neither of build and host is not set, then build=host and the
 # default compiler found in the path will be used.
 # Setting only --host, does not seem to be really supported.
 # Please set both --build and --host if you want to cross compile.
 if test "x$COMPILE_TYPE" = "xcross"; then
     # Now we to find a C/C++ compiler that can build executables for the build
     # platform. We can't use the AC_PROG_CC macro, since it can only be used
     # once. Also, we need to do this before adding a tools dir to the path,
     # otherwise we might pick up cross-compilers which don't use standard naming.
     # Otherwise, we'll set the BUILD_tools to the native tools, but that'll have
     # to wait until they are properly discovered.
     AC_PATH_PROGS(BUILD_CC, [cl cc gcc])
     BASIC_FIXUP_EXECUTABLE(BUILD_CC)
     AC_PATH_PROGS(BUILD_CXX, [cl CC g++])
     BASIC_FIXUP_EXECUTABLE(BUILD_CXX)
     AC_PATH_PROG(BUILD_LD, ld)
     BASIC_FIXUP_EXECUTABLE(BUILD_LD)
 fi
 AC_SUBST(BUILD_CC)
 AC_SUBST(BUILD_CXX)
 AC_SUBST(BUILD_LD)
 # If a devkit is found on the builddeps server, then prepend its path to the
 # PATH variable. If there are cross compilers available in the devkit, these
 # will be found by AC_PROG_CC et al.
 DEVKIT=
 BDEPS_CHECK_MODULE(DEVKIT, devkit, xxx,
                     [# Found devkit
                      PATH="$DEVKIT/bin:$PATH"
                      SYS_ROOT="$DEVKIT/${rewritten_target}/sys-root"
                      if test "x$x_includes" = "xNONE"; then
                          x_includes="$SYS_ROOT/usr/include/X11"
                      fi
                      if test "x$x_libraries" = "xNONE"; then
                          x_libraries="$SYS_ROOT/usr/lib"
                      fi
                     ],
                     [])
 if test "x$SYS_ROOT" != "x/" ; then
     CFLAGS="--sysroot=$SYS_ROOT $CFLAGS"
     CXXFLAGS="--sysroot=$SYS_ROOT $CXXFLAGS"
     OBJCFLAGS="--sysroot=$SYS_ROOT $OBJCFLAGS"
     OBJCXXFLAGS="--sysroot=$SYS_ROOT $OBJCFLAGS"
     CPPFLAGS="--sysroot=$SYS_ROOT $CPPFLAGS"
     LDFLAGS="--sysroot=$SYS_ROOT $LDFLAGS"
 fi
 # Store the CFLAGS etal passed to the configure script.
 ORG_CFLAGS="$CFLAGS"
 ORG_CXXFLAGS="$CXXFLAGS"
 ORG_OBJCFLAGS="$OBJCFLAGS"
 # autoconf magic only relies on PATH, so update it if tools dir is specified
 OLD_PATH="$PATH"
 if test "x$TOOLS_DIR" != x; then
   PATH=$TOOLS_DIR:$PATH
 fi
 ### Locate C compiler (CC)
 # On windows, only cl.exe is supported.
 # On Solaris, cc is preferred to gcc.
 # Elsewhere, gcc is preferred to cc.
 if test "x$CC" != x; then
   COMPILER_CHECK_LIST="$CC"
 elif test "x$OPENJDK_TARGET_OS" = "xwindows"; then
   COMPILER_CHECK_LIST="cl"
 elif test "x$OPENJDK_TARGET_OS" = "xsolaris"; then
   COMPILER_CHECK_LIST="cc gcc"
 else
   COMPILER_CHECK_LIST="gcc cc"
 fi
 TOOLCHAIN_FIND_COMPILER([CC],[C],[$COMPILER_CHECK_LIST])
 # Now that we have resolved CC ourself, let autoconf have its go at it
 AC_PROG_CC([$CC])
 ### Locate C++ compiler (CXX)
 if test "x$CXX" != x; then
   COMPILER_CHECK_LIST="$CXX"
 elif test "x$OPENJDK_TARGET_OS" = "xwindows"; then
   COMPILER_CHECK_LIST="cl"
 elif test "x$OPENJDK_TARGET_OS" = "xsolaris"; then
   COMPILER_CHECK_LIST="CC g++"
 else
   COMPILER_CHECK_LIST="g++ CC"
 fi
 TOOLCHAIN_FIND_COMPILER([CXX],[C++],[$COMPILER_CHECK_LIST])
 # Now that we have resolved CXX ourself, let autoconf have its go at it
 AC_PROG_CXX([$CXX])
 ### Locate other tools
 if test "x$OPENJDK_TARGET_OS" = xmacosx; then
     AC_PROG_OBJC
     BASIC_FIXUP_EXECUTABLE(OBJC)
 else
     OBJC=
 fi
 # Restore the flags to the user specified values.
 # This is necessary since AC_PROG_CC defaults CFLAGS to "-g -O2"
 CFLAGS="$ORG_CFLAGS"
 CXXFLAGS="$ORG_CXXFLAGS"
 OBJCFLAGS="$ORG_OBJCFLAGS"
 LD="$CC"
 LDEXE="$CC"
 LDCXX="$CXX"
 LDEXECXX="$CXX"
 AC_SUBST(LD)
 # LDEXE is the linker to use, when creating executables.
 AC_SUBST(LDEXE)
 # Linking C++ libraries.
 AC_SUBST(LDCXX)
 # Linking C++ executables.
 AC_SUBST(LDEXECXX)
 if test "x$OPENJDK_TARGET_OS" != xwindows; then
     AC_CHECK_TOOL(AR, ar)
     BASIC_FIXUP_EXECUTABLE(AR)
 fi
 if test "x$OPENJDK_TARGET_OS" = xmacosx; then
     ARFLAGS="-r"
 else
     ARFLAGS=""
 fi
 AC_SUBST(ARFLAGS)
 # For hotspot, we need these in Windows mixed path; other platforms keep them the same
 HOTSPOT_CXX="$CXX"
 HOTSPOT_LD="$LD"
 AC_SUBST(HOTSPOT_CXX)
 AC_SUBST(HOTSPOT_LD)
 COMPILER_NAME=gcc
 COMPILER_TYPE=CC
 AS_IF([test "x$OPENJDK_TARGET_OS" = xwindows], [
     # For now, assume that we are always compiling using cl.exe.
     CC_OUT_OPTION=-Fo
     EXE_OUT_OPTION=-out:
     LD_OUT_OPTION=-out:
     AR_OUT_OPTION=-out:
     # On Windows, reject /usr/bin/link (as determined in CYGWIN_LINK), which is a cygwin
     # program for something completely different.
     AC_CHECK_PROG([WINLD], [link],[link],,, [$CYGWIN_LINK])
     # Since we must ignore the first found link, WINLD will contain
     # the full path to the link.exe program.
     BASIC_FIXUP_EXECUTABLE(WINLD)
     printf "Windows linker was found at $WINLD\n"
     AC_MSG_CHECKING([if the found link.exe is actually the Visual Studio linker])
     "$WINLD" --version > /dev/null
     if test $? -eq 0 ; then
       AC_MSG_RESULT([no])
       AC_MSG_ERROR([This is the Cygwin link tool. Please check your PATH and rerun configure.])
     else
       AC_MSG_RESULT([yes])
     fi
     LD="$WINLD"
     LDEXE="$WINLD"
     LDCXX="$WINLD"
     LDEXECXX="$WINLD"
     AC_CHECK_PROG([MT], [mt], [mt],,, [/usr/bin/mt])
     BASIC_FIXUP_EXECUTABLE(MT)
     # The resource compiler
     AC_CHECK_PROG([RC], [rc], [rc],,, [/usr/bin/rc])
     BASIC_FIXUP_EXECUTABLE(RC)
     # For hotspot, we need these in Windows mixed path,
     # so rewrite them all. Need added .exe suffix.
     HOTSPOT_CXX="$CXX.exe"
     HOTSPOT_LD="$LD.exe"
     HOTSPOT_MT="$MT.exe"
     HOTSPOT_RC="$RC.exe"
     BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_CXX)
     BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_LD)
     BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_MT)
     BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_RC)
     AC_SUBST(HOTSPOT_MT)
     AC_SUBST(HOTSPOT_RC)
     RC_FLAGS="-nologo -l 0x409 -r"
     AS_IF([test "x$VARIANT" = xOPT], [
         RC_FLAGS="$RC_FLAGS -d NDEBUG"
     ])
     JDK_UPDATE_VERSION_NOTNULL=$JDK_UPDATE_VERSION
     AS_IF([test "x$JDK_UPDATE_VERSION" = x], [
         JDK_UPDATE_VERSION_NOTNULL=0
     ])
     RC_FLAGS="$RC_FLAGS -d \"JDK_BUILD_ID=$FULL_VERSION\""
     RC_FLAGS="$RC_FLAGS -d \"JDK_COMPANY=$COMPANY_NAME\""
     RC_FLAGS="$RC_FLAGS -d \"JDK_COMPONENT=$PRODUCT_NAME $JDK_RC_PLATFORM_NAME binary\""
     RC_FLAGS="$RC_FLAGS -d \"JDK_VER=$JDK_MINOR_VERSION.$JDK_MICRO_VERSION.$JDK_UPDATE_VERSION_NOTNULL.$COOKED_BUILD_NUMBER\""
     RC_FLAGS="$RC_FLAGS -d \"JDK_COPYRIGHT=Copyright \xA9 $COPYRIGHT_YEAR\""
     RC_FLAGS="$RC_FLAGS -d \"JDK_NAME=$PRODUCT_NAME $JDK_RC_PLATFORM_NAME $JDK_MINOR_VERSION $JDK_UPDATE_META_TAG\""
     RC_FLAGS="$RC_FLAGS -d \"JDK_FVER=$JDK_MINOR_VERSION,$JDK_MICRO_VERSION,$JDK_UPDATE_VERSION_NOTNULL,$COOKED_BUILD_NUMBER\""
     # lib.exe is used to create static libraries.
     AC_CHECK_PROG([WINAR], [lib],[lib],,,)
     BASIC_FIXUP_EXECUTABLE(WINAR)
     AR="$WINAR"
     ARFLAGS="-nologo -NODEFAULTLIB:MSVCRT"
     AC_CHECK_PROG([DUMPBIN], [dumpbin], [dumpbin],,,)
     BASIC_FIXUP_EXECUTABLE(DUMPBIN)
     COMPILER_TYPE=CL
     CCXXFLAGS="$CCXXFLAGS -nologo"
 ])
 AC_SUBST(RC_FLAGS)
 AC_SUBST(COMPILER_TYPE)
 AC_PROG_CPP
 BASIC_FIXUP_EXECUTABLE(CPP)
 AC_PROG_CXXCPP
 BASIC_FIXUP_EXECUTABLE(CXXCPP)
 if test "x$COMPILE_TYPE" != "xcross"; then
     # If we are not cross compiling, use the same compilers for
     # building the build platform executables. The cross-compilation
     # case needed to be done earlier, but this can only be done after
     # the native tools have been localized.
     BUILD_CC="$CC"
     BUILD_CXX="$CXX"
     BUILD_LD="$LD"
 fi
 # for solaris we really need solaris tools, and not gnu equivalent
 #   these seems to normally reside in /usr/ccs/bin so add that to path before
 #   starting to probe
 #
 #   NOTE: I add this /usr/ccs/bin after TOOLS but before OLD_PATH
 #         so that it can be overriden --with-tools-dir
 if test "x$OPENJDK_BUILD_OS" = xsolaris; then
     PATH="${TOOLS_DIR}:/usr/ccs/bin:${OLD_PATH}"
 fi
 # Find the right assembler.
 if test "x$OPENJDK_TARGET_OS" = xsolaris; then
     AC_PATH_PROG(AS, as)
     BASIC_FIXUP_EXECUTABLE(AS)
 else
     AS="$CC -c"
 fi
 AC_SUBST(AS)
 if test "x$OPENJDK_TARGET_OS" = xsolaris; then
     AC_PATH_PROG(NM, nm)
     BASIC_FIXUP_EXECUTABLE(NM)
     AC_PATH_PROG(GNM, gnm)
     BASIC_FIXUP_EXECUTABLE(GNM)
     AC_PATH_PROG(STRIP, strip)
     BASIC_FIXUP_EXECUTABLE(STRIP)
     AC_PATH_PROG(MCS, mcs)
     BASIC_FIXUP_EXECUTABLE(MCS)
 elif test "x$OPENJDK_TARGET_OS" != xwindows; then
     AC_CHECK_TOOL(NM, nm)
     BASIC_FIXUP_EXECUTABLE(NM)
     GNM="$NM"
     AC_SUBST(GNM)
     AC_CHECK_TOOL(STRIP, strip)
     BASIC_FIXUP_EXECUTABLE(STRIP)
 fi
 # objcopy is used for moving debug symbols to separate files when
 # full debug symbols are enabled.
 if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xlinux; then
     AC_CHECK_TOOLS(OBJCOPY, [gobjcopy objcopy])
     # Only call fixup if objcopy was found.
     if test -n "$OBJCOPY"; then
         BASIC_FIXUP_EXECUTABLE(OBJCOPY)
     fi
 fi
 AC_CHECK_TOOLS(OBJDUMP, [gobjdump objdump])
 if test "x$OBJDUMP" != x; then
   # Only used for compare.sh; we can live without it. BASIC_FIXUP_EXECUTABLE bails if argument is missing.
   BASIC_FIXUP_EXECUTABLE(OBJDUMP)
 fi
 if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
    AC_PATH_PROG(LIPO, lipo)
    BASIC_FIXUP_EXECUTABLE(LIPO)
 fi
 # Restore old path without tools dir
 PATH="$OLD_PATH"
 ])
 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_LIBS],
 [
 ###############################################################################
 #
 # How to compile shared libraries.
 #
 if test "x$GCC" = xyes; then
     COMPILER_NAME=gcc
     PICFLAG="-fPIC"
     LIBRARY_PREFIX=lib
     SHARED_LIBRARY='lib[$]1.so'
     STATIC_LIBRARY='lib[$]1.a'
     SHARED_LIBRARY_FLAGS="-shared"
     SHARED_LIBRARY_SUFFIX='.so'
     STATIC_LIBRARY_SUFFIX='.a'
     OBJ_SUFFIX='.o'
     EXE_SUFFIX=''
     SET_SHARED_LIBRARY_NAME='-Xlinker -soname=[$]1'
     SET_SHARED_LIBRARY_MAPFILE='-Xlinker -version-script=[$]1'
     C_FLAG_REORDER=''
     CXX_FLAG_REORDER=''
     SET_SHARED_LIBRARY_ORIGIN='-Xlinker -z -Xlinker origin -Xlinker -rpath -Xlinker \$$$$ORIGIN[$]1'
     SET_EXECUTABLE_ORIGIN='-Xlinker -rpath -Xlinker \$$$$ORIGIN[$]1'
     LD="$CC"
     LDEXE="$CC"
     LDCXX="$CXX"
     LDEXECXX="$CXX"
     POST_STRIP_CMD="$STRIP -g"
     # Linking is different on MacOSX
     if test "x$OPENJDK_TARGET_OS" = xmacosx; then
         # Might change in the future to clang.
         COMPILER_NAME=gcc
         SHARED_LIBRARY='lib[$]1.dylib'
         SHARED_LIBRARY_FLAGS="-dynamiclib -compatibility_version 1.0.0 -current_version 1.0.0 $PICFLAG"
         SHARED_LIBRARY_SUFFIX='.dylib'
         EXE_SUFFIX=''
         SET_SHARED_LIBRARY_NAME='-Xlinker -install_name -Xlinker @rpath/[$]1'
         SET_SHARED_LIBRARY_MAPFILE=''
         SET_SHARED_LIBRARY_ORIGIN='-Xlinker -rpath -Xlinker @loader_path/.'
         SET_EXECUTABLE_ORIGIN="$SET_SHARED_LIBRARY_ORIGIN"
         POST_STRIP_CMD="$STRIP -S"
     fi
 else
     if test "x$OPENJDK_TARGET_OS" = xsolaris; then
         # If it is not gcc, then assume it is the Oracle Solaris Studio Compiler
         COMPILER_NAME=ossc
         PICFLAG="-KPIC"
         LIBRARY_PREFIX=lib
         SHARED_LIBRARY='lib[$]1.so'
         STATIC_LIBRARY='lib[$]1.a'
         SHARED_LIBRARY_FLAGS="-G"
         SHARED_LIBRARY_SUFFIX='.so'
         STATIC_LIBRARY_SUFFIX='.a'
         OBJ_SUFFIX='.o'
         EXE_SUFFIX=''
         SET_SHARED_LIBRARY_NAME=''
         SET_SHARED_LIBRARY_MAPFILE='-M[$]1'
 	C_FLAG_REORDER='-xF'
 	CXX_FLAG_REORDER='-xF'
         SET_SHARED_LIBRARY_ORIGIN='-R\$$$$ORIGIN[$]1'
         SET_EXECUTABLE_ORIGIN="$SET_SHARED_LIBRARY_ORIGIN"
         CFLAGS_JDK="${CFLAGS_JDK} -D__solaris__"
         CXXFLAGS_JDK="${CXXFLAGS_JDK} -D__solaris__"
         CFLAGS_JDKLIB_EXTRA='-xstrconst'
         POST_STRIP_CMD="$STRIP -x"
         POST_MCS_CMD="$MCS -d -a \"JDK $FULL_VERSION\""
     fi
     if test "x$OPENJDK_TARGET_OS" = xwindows; then
         # If it is not gcc, then assume it is the MS Visual Studio compiler
         COMPILER_NAME=cl
         PICFLAG=""
         LIBRARY_PREFIX=
         SHARED_LIBRARY='[$]1.dll'
         STATIC_LIBRARY='[$]1.lib'
         SHARED_LIBRARY_FLAGS="-LD"
         SHARED_LIBRARY_SUFFIX='.dll'
         STATIC_LIBRARY_SUFFIX='.lib'
         OBJ_SUFFIX='.obj'
         EXE_SUFFIX='.exe'
         SET_SHARED_LIBRARY_NAME=''
         SET_SHARED_LIBRARY_MAPFILE=''
         SET_SHARED_LIBRARY_ORIGIN=''
         SET_EXECUTABLE_ORIGIN=''
     fi
 fi
 AC_SUBST(OBJ_SUFFIX)
 AC_SUBST(SHARED_LIBRARY)
 AC_SUBST(STATIC_LIBRARY)
 AC_SUBST(LIBRARY_PREFIX)
 AC_SUBST(SHARED_LIBRARY_SUFFIX)
 AC_SUBST(STATIC_LIBRARY_SUFFIX)
 AC_SUBST(EXE_SUFFIX)
 AC_SUBST(SHARED_LIBRARY_FLAGS)
 AC_SUBST(SET_SHARED_LIBRARY_NAME)
 AC_SUBST(SET_SHARED_LIBRARY_MAPFILE)
 AC_SUBST(C_FLAG_REORDER)
 AC_SUBST(CXX_FLAG_REORDER)
 AC_SUBST(SET_SHARED_LIBRARY_ORIGIN)
 AC_SUBST(SET_EXECUTABLE_ORIGIN)
 AC_SUBST(POST_STRIP_CMD)
 AC_SUBST(POST_MCS_CMD)
 # The (cross) compiler is now configured, we can now test capabilities
 # of the target platform.
 ])
 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION],
 [
 ###############################################################################
 #
 # Setup the opt flags for different compilers
 # and different operating systems.
 #
 #
 # NOTE: check for -mstackrealign needs to be below potential addition of -m32
 #
 if test "x$OPENJDK_TARGET_CPU_BITS" = x32 && test "x$OPENJDK_TARGET_OS" = xmacosx; then
     # On 32-bit MacOSX the OS requires C-entry points to be 16 byte aligned.
     # While waiting for a better solution, the current workaround is to use -mstackrealign.
     CFLAGS="$CFLAGS -mstackrealign"
     AC_MSG_CHECKING([if 32-bit compiler supports -mstackrealign])
     AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])],
                    [
 		        AC_MSG_RESULT([yes])
                    ],
 	           [
 		        AC_MSG_RESULT([no])
 	                AC_MSG_ERROR([The selected compiler $CXX does not support -mstackrealign! Try to put another compiler in the path.])
 	           ])
 fi
 C_FLAG_DEPS="-MMD -MF"
 CXX_FLAG_DEPS="-MMD -MF"
 case $COMPILER_TYPE in
   CC )
     D_FLAG="-g"
     case $COMPILER_NAME in
       gcc )
       	case $OPENJDK_TARGET_OS in
 	  macosx )
 	    # On MacOSX we optimize for size, something
 	    # we should do for all platforms?
 	    C_O_FLAG_HI="-Os"
 	    C_O_FLAG_NORM="-Os"
 	    C_O_FLAG_NONE=""
 	    ;;
 	  *)
 	    C_O_FLAG_HI="-O3"
 	    C_O_FLAG_NORM="-O2"
 	    C_O_FLAG_NONE="-O0"
 	    CFLAGS_DEBUG_SYMBOLS="-g"
 	    CXXFLAGS_DEBUG_SYMBOLS="-g"
 	    if test "x$OPENJDK_TARGET_CPU_BITS" = "x64" && test "x$DEBUG_LEVEL" = "xfastdebug"; then
 	       CFLAGS_DEBUG_SYMBOLS="-g1"
 	       CXXFLAGS_DEBUG_SYMBOLS="-g1"
 	    fi
 	    ;;
 	esac
         CXX_O_FLAG_HI="$C_O_FLAG_HI"
         CXX_O_FLAG_NORM="$C_O_FLAG_NORM"
         CXX_O_FLAG_NONE="$C_O_FLAG_NONE"
         ;;
       ossc )
         #
         # Forte has different names for this with their C++ compiler...
         #
         C_FLAG_DEPS="-xMMD -xMF"
         CXX_FLAG_DEPS="-xMMD -xMF"
         # Extra options used with HIGHEST
         #
         # WARNING: Use of OPTIMIZATION_LEVEL=HIGHEST in your Makefile needs to be
         #          done with care, there are some assumptions below that need to
         #          be understood about the use of pointers, and IEEE behavior.
         #
         # Use non-standard floating point mode (not IEEE 754)
         CC_HIGHEST="$CC_HIGHEST -fns"
         # Do some simplification of floating point arithmetic (not IEEE 754)
         CC_HIGHEST="$CC_HIGHEST -fsimple"
         # Use single precision floating point with 'float'
         CC_HIGHEST="$CC_HIGHEST -fsingle"
         # Assume memory references via basic pointer types do not alias
         #   (Source with excessing pointer casting and data access with mixed
         #    pointer types are not recommended)
         CC_HIGHEST="$CC_HIGHEST -xalias_level=basic"
         # Use intrinsic or inline versions for math/std functions
         #   (If you expect perfect errno behavior, do not use this)
         CC_HIGHEST="$CC_HIGHEST -xbuiltin=%all"
         # Loop data dependency optimizations (need -xO3 or higher)
         CC_HIGHEST="$CC_HIGHEST -xdepend"
         # Pointer parameters to functions do not overlap
         #   (Similar to -xalias_level=basic usage, but less obvious sometimes.
         #    If you pass in multiple pointers to the same data, do not use this)
         CC_HIGHEST="$CC_HIGHEST -xrestrict"
         # Inline some library routines
         #   (If you expect perfect errno behavior, do not use this)
         CC_HIGHEST="$CC_HIGHEST -xlibmil"
         # Use optimized math routines
         #   (If you expect perfect errno behavior, do not use this)
         #  Can cause undefined external on Solaris 8 X86 on __sincos, removing for now
         #CC_HIGHEST="$CC_HIGHEST -xlibmopt"
         if test "x$OPENJDK_TARGET_CPU" = xsparc; then
           CFLAGS_JDK="${CFLAGS_JDK} -xmemalign=4s"
           CXXFLAGS_JDK="${CXXFLAGS_JDK} -xmemalign=4s"
         fi
         case $OPENJDK_TARGET_CPU_ARCH in
           x86)
             C_O_FLAG_HIGHEST="-xO4 -Wu,-O4~yz $CC_HIGHEST -xregs=no%frameptr"
             C_O_FLAG_HI="-xO4 -Wu,-O4~yz -xregs=no%frameptr"
             C_O_FLAG_NORM="-xO2 -Wu,-O2~yz -xregs=no%frameptr"
             C_O_FLAG_NONE="-xregs=no%frameptr"
             CXX_O_FLAG_HIGHEST="-xO4 -Qoption ube -O4~yz $CC_HIGHEST -xregs=no%frameptr"
             CXX_O_FLAG_HI="-xO4 -Qoption ube -O4~yz -xregs=no%frameptr"
             CXX_O_FLAG_NORM="-xO2 -Qoption ube -O2~yz -xregs=no%frameptr"
             CXX_O_FLAG_NONE="-xregs=no%frameptr"
             if test "x$OPENJDK_TARGET_CPU" = xx86; then
                C_O_FLAG_HIGHEST="$C_O_FLAG_HIGHEST -xchip=pentium"
                CXX_O_FLAG_HIGHEST="$CXX_O_FLAG_HIGHEST -xchip=pentium"
             fi
             ;;
           sparc)
             CFLAGS_JDKLIB_EXTRA="${CFLAGS_JDKLIB_EXTRA} -xregs=no%appl"
             CXXFLAGS_JDKLIB_EXTRA="${CXXFLAGS_JDKLIB_EXTRA} -xregs=no%appl"
             C_O_FLAG_HIGHEST="-xO4 -Wc,-Qrm-s -Wc,-Qiselect-T0 $CC_HIGHEST -xprefetch=auto,explicit -xchip=ultra"
             C_O_FLAG_HI="-xO4 -Wc,-Qrm-s -Wc,-Qiselect-T0"
             C_O_FLAG_NORM="-xO2 -Wc,-Qrm-s -Wc,-Qiselect-T0"
             C_O_FLAG_NONE=""
             CXX_O_FLAG_HIGHEST="-xO4 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0 $CC_HIGHEST -xprefetch=auto,explicit -xchip=ultra"
             CXX_O_FLAG_HI="-xO4 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0"
             CXX_O_FLAG_NORM="-xO2 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0"
             CXX_O_FLAG_NONE=""
             ;;
         esac
     CFLAGS_DEBUG_SYMBOLS="-g -xs"
     CXXFLAGS_DEBUG_SYMBOLS="-g0 -xs"
     esac
     ;;
   CL )
     D_FLAG=
     C_O_FLAG_HIGHEST="-O2"
     C_O_FLAG_HI="-O1"
     C_O_FLAG_NORM="-O1"
     C_O_FLAG_NONE="-Od"
     CXX_O_FLAG_HIGHEST="$C_O_FLAG_HIGHEST"
     CXX_O_FLAG_HI="$C_O_FLAG_HI"
     CXX_O_FLAG_NORM="$C_O_FLAG_NORM"
     CXX_O_FLAG_NONE="$C_O_FLAG_NONE"
     ;;
 esac
 if test -z "$C_O_FLAG_HIGHEST"; then
    C_O_FLAG_HIGHEST="$C_O_FLAG_HI"
 fi
 if test -z "$CXX_O_FLAG_HIGHEST"; then
    CXX_O_FLAG_HIGHEST="$CXX_O_FLAG_HI"
 fi
 AC_SUBST(C_O_FLAG_HIGHEST)
 AC_SUBST(C_O_FLAG_HI)
 AC_SUBST(C_O_FLAG_NORM)
 AC_SUBST(C_O_FLAG_NONE)
 AC_SUBST(CXX_O_FLAG_HIGHEST)
 AC_SUBST(CXX_O_FLAG_HI)
 AC_SUBST(CXX_O_FLAG_NORM)
 AC_SUBST(CXX_O_FLAG_NONE)
 AC_SUBST(C_FLAG_DEPS)
 AC_SUBST(CXX_FLAG_DEPS)
 ])
 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_JDK],
 [
 if test "x$CFLAGS" != "x${ADDED_CFLAGS}"; then
    AC_MSG_WARN([Ignoring CFLAGS($CFLAGS) found in environment. Use --with-extra-cflags])
 fi
 if test "x$CXXFLAGS" != "x${ADDED_CXXFLAGS}"; then
    AC_MSG_WARN([Ignoring CXXFLAGS($CXXFLAGS) found in environment. Use --with-extra-cxxflags])
 fi
 if test "x$LDFLAGS" != "x${ADDED_LDFLAGS}"; then
    AC_MSG_WARN([Ignoring LDFLAGS($LDFLAGS) found in environment. Use --with-extra-ldflags])
 fi
 AC_ARG_WITH(extra-cflags, [AS_HELP_STRING([--with-extra-cflags],
     [extra flags to be used when compiling jdk c-files])])
 AC_ARG_WITH(extra-cxxflags, [AS_HELP_STRING([--with-extra-cxxflags],
     [extra flags to be used when compiling jdk c++-files])])
 AC_ARG_WITH(extra-ldflags, [AS_HELP_STRING([--with-extra-ldflags],
     [extra flags to be used when linking jdk])])
 CFLAGS_JDK="${CFLAGS_JDK} $with_extra_cflags"
 CXXFLAGS_JDK="${CXXFLAGS_JDK} $with_extra_cxxflags"
 LDFLAGS_JDK="${LDFLAGS_JDK} $with_extra_ldflags"
 # Hotspot needs these set in their legacy form
 LEGACY_EXTRA_CFLAGS=$with_extra_cflags
 LEGACY_EXTRA_CXXFLAGS=$with_extra_cxxflags
 LEGACY_EXTRA_LDFLAGS=$with_extra_ldflags
 AC_SUBST(LEGACY_EXTRA_CFLAGS)
 AC_SUBST(LEGACY_EXTRA_CXXFLAGS)
 AC_SUBST(LEGACY_EXTRA_LDFLAGS)
 ###############################################################################
 #
 # Now setup the CFLAGS and LDFLAGS for the JDK build.
 # Later we will also have CFLAGS and LDFLAGS for the hotspot subrepo build.
 #
 case $COMPILER_NAME in
       gcc )
       	  CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -W -Wall -Wno-unused -Wno-parentheses \
                           -pipe \
                           -D_GNU_SOURCE -D_REENTRANT -D_LARGEFILE64_SOURCE"
 	  case $OPENJDK_TARGET_CPU_ARCH in
 	  arm )
             # on arm we don't prevent gcc to omit frame pointer but do prevent strict aliasing
 	    CFLAGS_JDK="${CFLAGS_JDK} -fno-strict-aliasing"
 	  ;;
 	  ppc )
             # on ppc we don't prevent gcc to omit frame pointer nor strict-aliasing
 	  ;;
 	  * )
 	    CCXXFLAGS_JDK="$CCXXFLAGS_JDK -fno-omit-frame-pointer"
 	    CFLAGS_JDK="${CFLAGS_JDK} -fno-strict-aliasing"
           ;;
 	  esac
           ;;
       ossc )
           CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -DTRACING -DMACRO_MEMSYS_OPS -DBREAKPTS"
           case $OPENJDK_TARGET_CPU_ARCH in
           x86 )
             CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DcpuIntel -Di586 -D$OPENJDK_TARGET_CPU_LEGACY_LIB"
        	    CFLAGS_JDK="$CFLAGS_JDK -erroff=E_BAD_PRAGMA_PACK_VALUE"
           ;;
           esac
       	  CFLAGS_JDK="$CFLAGS_JDK -xc99=%none -xCC -errshort=tags -Xa -v -mt -W0,-noglobal"
       	  CXXFLAGS_JDK="$CXXFLAGS_JDK -errtags=yes +w -mt -features=no%except -DCC_NOEX -norunpath -xnolib"
           LDFLAGS_JDK="$LDFLAGS_JDK -z defs -xildoff -ztext"
           LDFLAGS_CXX_JDK="$LDFLAGS_CXX_JDK -norunpath -xnolib"
           ;;
       cl )
           CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -Zi -MD -Zc:wchar_t- -W3 -wd4800 \
                -D_STATIC_CPPLIB -D_DISABLE_DEPRECATE_STATIC_CPPLIB -DWIN32_LEAN_AND_MEAN \
 	       -D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE \
 	       -DWIN32 -DIAL"
           case $OPENJDK_TARGET_CPU in
               x86 )
                   CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_X86_ -Dx86"
                   ;;
               x86_64 )
                   CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_AMD64_ -Damd64"
                   ;;
           esac
           ;;
 esac
 ###############################################################################
 CCXXFLAGS_JDK="$CCXXFLAGS_JDK $ADD_LP64"
 # The package path is used only on macosx?
 PACKAGE_PATH=/opt/local
 AC_SUBST(PACKAGE_PATH)
 if test "x$OPENJDK_TARGET_CPU_ENDIAN" = xlittle; then
     # The macro _LITTLE_ENDIAN needs to be defined the same to avoid the
     #   Sun C compiler warning message: warning: macro redefined: _LITTLE_ENDIAN
     #   (The Solaris X86 system defines this in file /usr/include/sys/isa_defs.h).
     #   Note: -Dmacro         is the same as    #define macro 1
     #         -Dmacro=	    is the same as    #define macro
     if test "x$OPENJDK_TARGET_OS" = xsolaris; then
         CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN="
     else
         CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN"
     fi
 else
     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_BIG_ENDIAN"
 fi
 if test "x$OPENJDK_TARGET_OS" = xlinux; then
     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DLINUX"
 fi
 if test "x$OPENJDK_TARGET_OS" = xwindows; then
     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DWINDOWS"
 fi
 if test "x$OPENJDK_TARGET_OS" = xsolaris; then
     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DSOLARIS"
 fi
 if test "x$OPENJDK_TARGET_OS" = xmacosx; then
     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE"
     # Setting these parameters makes it an error to link to macosx APIs that are
     # newer than the given OS version and makes the linked binaries compatible even
     # if built on a newer version of the OS.
     # The expected format is X.Y.Z
     MACOSX_VERSION_MIN=10.7.0
     AC_SUBST(MACOSX_VERSION_MIN)
     # The macro takes the version with no dots, ex: 1070
     # Let the flags variables get resolved in make for easier override on make
     # command line.
     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMAC_OS_X_VERSION_MAX_ALLOWED=\$(subst .,,\$(MACOSX_VERSION_MIN)) -mmacosx-version-min=\$(MACOSX_VERSION_MIN)"
     LDFLAGS_JDK="$LDFLAGS_JDK -mmacosx-version-min=\$(MACOSX_VERSION_MIN)"
 fi
 if test "x$OPENJDK_TARGET_OS" = xbsd; then
     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DBSD -D_ALLBSD_SOURCE"
 fi
 if test "x$DEBUG_LEVEL" = xrelease; then
     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DNDEBUG"
     if test "x$OPENJDK_TARGET_OS" = xsolaris; then
         CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DTRIMMED"
     fi
 else
     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DDEBUG"
 fi
 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DARCH='\"$OPENJDK_TARGET_CPU_LEGACY\"' -D$OPENJDK_TARGET_CPU_LEGACY"
 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DRELEASE='\"$RELEASE\"'"
 CCXXFLAGS_JDK="$CCXXFLAGS_JDK \
         -I${JDK_OUTPUTDIR}/include \
         -I${JDK_OUTPUTDIR}/include/$OPENJDK_TARGET_OS \
         -I${JDK_TOPDIR}/src/share/javavm/export \
         -I${JDK_TOPDIR}/src/$OPENJDK_TARGET_OS_API_DIR/javavm/export \
         -I${JDK_TOPDIR}/src/share/native/common \
         -I${JDK_TOPDIR}/src/$OPENJDK_TARGET_OS_API_DIR/native/common"
 # The shared libraries are compiled using the picflag.
 CFLAGS_JDKLIB="$CCXXFLAGS_JDK $CFLAGS_JDK $PICFLAG $CFLAGS_JDKLIB_EXTRA"
 CXXFLAGS_JDKLIB="$CCXXFLAGS_JDK $CXXFLAGS_JDK $PICFLAG $CXXFLAGS_JDKLIB_EXTRA "
 # Executable flags
 CFLAGS_JDKEXE="$CCXXFLAGS_JDK $CFLAGS_JDK"
 CXXFLAGS_JDKEXE="$CCXXFLAGS_JDK $CXXFLAGS_JDK"
 # Now this is odd. The JDK native libraries have to link against libjvm.so
 # On 32-bit machines there is normally two distinct libjvm.so:s, client and server.
 # Which should we link to? Are we lucky enough that the binary api to the libjvm.so library
 # is identical for client and server? Yes. Which is picked at runtime (client or server)?
 # Neither, since the chosen libjvm.so has already been loaded by the launcher, all the following
 # libraries will link to whatever is in memory. Yuck.
 #
 # Thus we offer the compiler to find libjvm.so first in server then in client. It works. Ugh.
 if test "x$COMPILER_NAME" = xcl; then
     LDFLAGS_JDK="$LDFLAGS_JDK -nologo -opt:ref -incremental:no"
     if test "x$OPENJDK_TARGET_CPU" = xx86; then
         LDFLAGS_JDK="$LDFLAGS_JDK -safeseh"
     fi
     # TODO: make -debug optional "--disable-full-debug-symbols"
     LDFLAGS_JDK="$LDFLAGS_JDK -debug"
     LDFLAGS_JDKLIB="${LDFLAGS_JDK} -dll -libpath:${JDK_OUTPUTDIR}/lib"
     LDFLAGS_JDKLIB_SUFFIX=""
     if test "x$OPENJDK_TARGET_CPU_BITS" = "x64"; then
         LDFLAGS_STACK_SIZE=1048576
     else
         LDFLAGS_STACK_SIZE=327680
     fi
     LDFLAGS_JDKEXE="${LDFLAGS_JDK} /STACK:$LDFLAGS_STACK_SIZE"
 else
     if test "x$COMPILER_NAME" = xgcc; then
         # If this is a --hash-style=gnu system, use --hash-style=both, why?
         HAS_GNU_HASH=`$CC -dumpspecs 2>/dev/null | $GREP 'hash-style=gnu'`
         if test -n "$HAS_GNU_HASH"; then
             LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker --hash-style=both "
         fi
         if test "x$OPENJDK_TARGET_OS" = xlinux; then
           # And since we now know that the linker is gnu, then add -z defs, to forbid
           # undefined symbols in object files.
           LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker -z -Xlinker defs"
           if test "x$DEBUG_LEVEL" = "xrelease"; then
               # When building release libraries, tell the linker optimize them.
               # Should this be supplied to the OSS linker as well?
               LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker -O1"
           fi
         fi
     fi
     LDFLAGS_JDKLIB="${LDFLAGS_JDK} $SHARED_LIBRARY_FLAGS \
                     -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}"
     # On some platforms (mac) the linker warns about non existing -L dirs.
     # Add server first if available. Linking aginst client does not always produce the same results.
     # Only add client dir if client is being built. Add minimal (note not minimal1) if only building minimal1.
     # Default to server for other variants.
     if test "x$JVM_VARIANT_SERVER" = xtrue; then
         LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/server"
     elif test "x$JVM_VARIANT_CLIENT" = xtrue; then
         LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/client"
     elif test "x$JVM_VARIANT_MINIMAL1" = xtrue; then
         LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/minimal"
     else
         LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/server"
     fi
     LDFLAGS_JDKLIB_SUFFIX="-ljava -ljvm"
     if test "x$COMPILER_NAME" = xossc; then
         LDFLAGS_JDKLIB_SUFFIX="$LDFLAGS_JDKLIB_SUFFIX -lc"
     fi
     LDFLAGS_JDKEXE="${LDFLAGS_JDK}"
     if test "x$OPENJDK_TARGET_OS" = xlinux; then
         LDFLAGS_JDKEXE="$LDFLAGS_JDKEXE -Xlinker --allow-shlib-undefined"
     fi
 fi
 # Adjust flags according to debug level.
 case $DEBUG_LEVEL in
       fastdebug )
               CFLAGS="$CFLAGS $D_FLAG"
               JAVAC_FLAGS="$JAVAC_FLAGS -g"
               ;;
       slowdebug )
               CFLAGS="$CFLAGS $D_FLAG"
 	      C_O_FLAG_HI="$C_O_FLAG_NONE"
 	      C_O_FLAG_NORM="$C_O_FLAG_NONE"
 	      CXX_O_FLAG_HI="$CXX_O_FLAG_NONE"
 	      CXX_O_FLAG_NORM="$CXX_O_FLAG_NONE"
               JAVAC_FLAGS="$JAVAC_FLAGS -g"
               ;;
 esac
 AC_SUBST(CFLAGS_JDKLIB)
 AC_SUBST(CFLAGS_JDKEXE)
 AC_SUBST(CXXFLAGS_JDKLIB)
 AC_SUBST(CXXFLAGS_JDKEXE)
 AC_SUBST(LDFLAGS_JDKLIB)
 AC_SUBST(LDFLAGS_JDKEXE)
 AC_SUBST(LDFLAGS_JDKLIB_SUFFIX)
 AC_SUBST(LDFLAGS_JDKEXE_SUFFIX)
 AC_SUBST(LDFLAGS_CXX_JDK)
 ])
 # TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE],
 #                                   [RUN-IF-FALSE])
 # ------------------------------------------------------------
 # Check that the c and c++ compilers support an argument
 AC_DEFUN([TOOLCHAIN_COMPILER_CHECK_ARGUMENTS],
 [
   AC_MSG_CHECKING([if compiler supports "$1"])
   supports=yes
   saved_cflags="$CFLAGS"
   CFLAGS="$CFLAGS $1"
   AC_LANG_PUSH([C])
   AC_COMPILE_IFELSE([
     AC_LANG_SOURCE([[int i;]])
   ], [], [supports=no])
   AC_LANG_POP([C])
   CFLAGS="$saved_cflags"
   saved_cxxflags="$CXXFLAGS"
   CXXFLAGS="$CXXFLAG $1"
   AC_LANG_PUSH([C++])
   AC_COMPILE_IFELSE([
     AC_LANG_SOURCE([[int i;]])
   ], [], [supports=no])
   AC_LANG_POP([C++])
   CXXFLAGS="$saved_cxxflags"
   AC_MSG_RESULT([$supports])
   if test "x$supports" = "xyes" ; then
     m4_ifval([$2], [$2], [:])
   else
     m4_ifval([$3], [$3], [:])
   fi
 ])
 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_MISC],
 [
   # Some Zero and Shark settings.
   # ZERO_ARCHFLAG tells the compiler which mode to build for
   case "${OPENJDK_TARGET_CPU}" in
     s390)
       ZERO_ARCHFLAG="-m31"
       ;;
     *)
       ZERO_ARCHFLAG="-m${OPENJDK_TARGET_CPU_BITS}"
   esac
   TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([$ZERO_ARCHFLAG], [], [ZERO_ARCHFLAG=""])
   AC_SUBST(ZERO_ARCHFLAG)
   # Check that the compiler supports -mX flags
   # Set COMPILER_SUPPORTS_TARGET_BITS_FLAG to 'true' if it does
   TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([-m${OPENJDK_TARGET_CPU_BITS}],
     [COMPILER_SUPPORTS_TARGET_BITS_FLAG=true],
     [COMPILER_SUPPORTS_TARGET_BITS_FLAG=false])
   AC_SUBST(COMPILER_SUPPORTS_TARGET_BITS_FLAG)
 ])

Mercurial > jdk8-mips64-public / annotate

common/autoconf/toolchain.m4@e404d321abc6 (annotated)

common/autoconf/toolchain.m4