# # Copyright (c) 2011, 2018, 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. # # Prepare the system so that TOOLCHAIN_CHECK_COMPILER_VERSION can be called. # Must have CC_VERSION_NUMBER and CXX_VERSION_NUMBER. AC_DEFUN([TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS], [ if test "x$CC_VERSION" != "x$CXX_VERSION"; then AC_MSG_WARN([C and C++ compiler has different version numbers, $CC_VERSION vs $CXX_VERSION.]) AC_MSG_WARN([This typically indicates a broken setup, and is not supported]) fi # We only check CC_VERSION since we assume CXX_VERSION is equal. if [ [[ "$CC_VERSION" =~ (.*\.){3} ]] ]; then AC_MSG_WARN([C compiler version number has more than three parts (X.Y.Z): $CC_VERSION. Comparisons might be wrong.]) fi if [ [[ "$CC_VERSION" =~ [0-9]{6} ]] ]; then AC_MSG_WARN([C compiler version number has a part larger than 99999: $CC_VERSION. Comparisons might be wrong.]) fi COMPARABLE_ACTUAL_VERSION=`$AWK -F. '{ printf("%05d%05d%05d\n", [$]1, [$]2, [$]3) }' <<< "$CC_VERSION"` ]) # Check if the configured compiler (C and C++) is of a specific version or # newer. TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS must have been called before. # # Arguments: # $1: The version string to check against the found version # $2: block to run if the compiler is at least this version (>=) # $3: block to run if the compiler is older than this version (<) AC_DEFUN([TOOLCHAIN_CHECK_COMPILER_VERSION], [ REFERENCE_VERSION=$1 if [ [[ "$REFERENCE_VERSION" =~ (.*\.){3} ]] ]; then AC_MSG_ERROR([Internal error: Cannot compare to $REFERENCE_VERSION, only three parts (X.Y.Z) is supported]) fi if [ [[ "$REFERENCE_VERSION" =~ [0-9]{6} ]] ]; then AC_MSG_ERROR([Internal error: Cannot compare to $REFERENCE_VERSION, only parts < 99999 is supported]) fi # Version comparison method inspired by http://stackoverflow.com/a/24067243 COMPARABLE_REFERENCE_VERSION=`$AWK -F. '{ printf("%05d%05d%05d\n", [$]1, [$]2, [$]3) }' <<< "$REFERENCE_VERSION"` if test $COMPARABLE_ACTUAL_VERSION -ge $COMPARABLE_REFERENCE_VERSION ; then m4_ifval([$2], [$2], [:]) else m4_ifval([$3], [$3], [:]) fi ]) # $1 = compiler to test (CC or CXX) # $2 = human readable name of compiler (C or C++) AC_DEFUN([TOOLCHAIN_EXTRACT_COMPILER_VERSION], [ COMPILER=[$]$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$OPENJDK_TARGET_OS" = xaix; then COMPILER_VERSION_TEST=`$COMPILER -qversion 2>&1 | $TAIL -n 1` $ECHO $COMPILER_VERSION_TEST | $GREP "^Version: " > /dev/null if test $? -ne 0; then AC_MSG_ERROR([Failed to detect the compiler version of $COMPILER ....]) else COMPILER_VERSION=`$ECHO $COMPILER_VERSION_TEST | $SED -n 's/Version: \([0-9][0-9]\.[0-9][0-9]*\).*/\1/p'` COMPILER_VENDOR='IBM' fi elif test "x$OPENJDK_TARGET_OS" = xwindows; then # First line typically looks something like: # Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 16.00.40219.01 for 80x86 COMPILER_VERSION_TEST=`$COMPILER 2>&1 | $HEAD -n 1 | $TR -d '\r'` COMPILER_VERSION=`$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 -e 's/^.* \(@<:@1-9@:>@\.@<:@0-9.@:>@*\)@<:@^0-9.@:>@.*$/\1/'` COMPILER_VENDOR=`$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($1) TEST_COMPILER="[$]$1" # Don't remove symbolic links on AIX because 'xlc_r' and 'xlC_r' may all be links # to 'xlc' but it is crucial that we invoke the compiler with the right name! if test "x$OPENJDK_BUILD_OS" != xaix; then AC_MSG_CHECKING([resolved symbolic links for $1]) BASIC_REMOVE_SYMBOLIC_LINKS(TEST_COMPILER) AC_MSG_RESULT([$TEST_COMPILER]) fi 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_EXTRACT_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_MSVCR_DLL BASIC_DEPRECATED_ARG_WITH([dxsdk]) BASIC_DEPRECATED_ARG_WITH([dxsdk-lib]) BASIC_DEPRECATED_ARG_WITH([dxsdk-include]) 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 ], []) # 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:$PATH fi # Before we locate the compilers, we need to sanitize the Xcode build environment if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then # determine path to Xcode developer directory # can be empty in which case all the tools will rely on a sane Xcode 4 installation SET_DEVELOPER_DIR= if test -n "$XCODE_PATH"; then DEVELOPER_DIR="$XCODE_PATH"/Contents/Developer fi # DEVELOPER_DIR could also be provided directly AC_MSG_CHECKING([Determining if we need to set DEVELOPER_DIR]) if test -n "$DEVELOPER_DIR"; then if test ! -d "$DEVELOPER_DIR"; then AC_MSG_ERROR([Xcode Developer path does not exist: $DEVELOPER_DIR, please provide a path to the Xcode 4 application bundle using --with-xcode-path]) fi if test ! -f "$DEVELOPER_DIR"/usr/bin/xcodebuild; then AC_MSG_ERROR([Xcode Developer path is not valid: $DEVELOPER_DIR, it must point to Contents/Developer inside an Xcode application bundle]) fi # make it visible to all the tools immediately export DEVELOPER_DIR SET_DEVELOPER_DIR="export DEVELOPER_DIR := $DEVELOPER_DIR" AC_MSG_RESULT([yes ($DEVELOPER_DIR)]) else AC_MSG_RESULT([no]) fi AC_SUBST(SET_DEVELOPER_DIR) AC_PATH_PROG(XCODEBUILD, xcodebuild) if test -z "$XCODEBUILD"; then AC_MSG_ERROR([The xcodebuild tool was not found, the Xcode command line tools are required to build on Mac OS X]) fi # Fail-fast: verify we're building on Xcode 4, we cannot build with Xcode 5 or later XCODE_VERSION=`$XCODEBUILD -version | grep '^Xcode ' | sed 's/Xcode //'` XC_VERSION_PARTS=( ${XCODE_VERSION//./ } ) if test ! "${XC_VERSION_PARTS[[0]]}" = "4"; then AC_MSG_ERROR([Xcode 4 is required to build JDK 8, the version found was $XCODE_VERSION. Use --with-xcode-path to specify the location of Xcode 4 or make Xcode 4 active by using xcode-select.]) fi # Some versions of Xcode 5 command line tools install gcc and g++ as symlinks to # clang and clang++, which will break the build. So handle that here if we need to. if test -L "/usr/bin/gcc" -o -L "/usr/bin/g++"; then # use xcrun to find the real gcc and add it's directory to PATH # then autoconf magic will find it AC_MSG_NOTICE([Found gcc symlinks to clang in /usr/bin, adding path to real gcc to PATH]) XCODE_BIN_PATH=$(dirname `xcrun -find gcc`) PATH="$XCODE_BIN_PATH":$PATH fi # Determine appropriate SDKPATH, don't use SDKROOT as it interferes with the stub tools AC_MSG_CHECKING([Determining Xcode SDK path]) # allow SDKNAME to be set to override the default SDK selection SDKPATH=`"$XCODEBUILD" -sdk ${SDKNAME:-macosx} -version | grep '^Path: ' | sed 's/Path: //'` if test -n "$SDKPATH"; then AC_MSG_RESULT([$SDKPATH]) else AC_MSG_RESULT([(none, will use system headers and frameworks)]) fi AC_SUBST(SDKPATH) # Perform a basic sanity test if test ! -f "$SDKPATH/System/Library/Frameworks/Foundation.framework/Headers/Foundation.h"; then AC_MSG_ERROR([Unable to find required framework headers, provide a valid path to Xcode 4 using --with-xcode-path]) fi # if SDKPATH is non-empty then we need to add -isysroot and -iframework for gcc and g++ if test -n "$SDKPATH"; then # We need -isysroot and -iframework/System/Library/Frameworks CFLAGS_JDK="${CFLAGS_JDK} -isysroot \"$SDKPATH\" -iframework\"$SDKPATH/System/Library/Frameworks\"" CXXFLAGS_JDK="${CXXFLAGS_JDK} -isysroot \"$SDKPATH\" -iframework\"$SDKPATH/System/Library/Frameworks\"" LDFLAGS_JDK="${LDFLAGS_JDK} -isysroot \"$SDKPATH\" -iframework\"$SDKPATH/System/Library/Frameworks\"" fi # These always need to be set, or we can't find the frameworks embedded in JavaVM.framework # setting this here means it doesn't have to be peppered throughout the forest CFLAGS_JDK="$CFLAGS_JDK -F\"$SDKPATH/System/Library/Frameworks/JavaVM.framework/Frameworks\"" CXXFLAGS_JDK="$CXXFLAGS_JDK -F\"$SDKPATH/System/Library/Frameworks/JavaVM.framework/Frameworks\"" LDFLAGS_JDK="$LDFLAGS_JDK -F\"$SDKPATH/System/Library/Frameworks/JavaVM.framework/Frameworks\"" 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" elif test "x$OPENJDK_TARGET_OS" = "xaix"; then # Do not probe for cc on AIX. COMPILER_CHECK_LIST="xlc_r" else COMPILER_CHECK_LIST="gcc cc" fi TOOLCHAIN_FIND_COMPILER([CC],[C],[$COMPILER_CHECK_LIST]) # Now that we have resolved CC ourself, let autoconf have its go at it AC_PROG_CC([$CC]) # Option used to tell the compiler whether to create 32- or 64-bit executables # Notice that CC contains the full compiler path at this point. case $CC in *xlc_r) COMPILER_TARGET_BITS_FLAG="-q";; *) COMPILER_TARGET_BITS_FLAG="-m";; esac AC_SUBST(COMPILER_TARGET_BITS_FLAG) ### Locate C++ compiler (CXX) if test "x$CXX" != x; then COMPILER_CHECK_LIST="$CXX" elif test "x$OPENJDK_TARGET_OS" = "xwindows"; then COMPILER_CHECK_LIST="cl" elif test "x$OPENJDK_TARGET_OS" = "xsolaris"; then COMPILER_CHECK_LIST="CC g++" elif test "x$OPENJDK_TARGET_OS" = "xaix"; then # Do not probe for CC on AIX . COMPILER_CHECK_LIST="xlC_r" 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]) # This is the compiler version number on the form X.Y[.Z] AC_SUBST(CC_VERSION) AC_SUBST(CXX_VERSION) TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS ### 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" elif test "x$OPENJDK_TARGET_OS" = xaix; then ARFLAGS="-X64" else ARFLAGS="" fi AC_SUBST(ARFLAGS) # For hotspot, we need these in Windows mixed path; other platforms keep them the same HOTSPOT_CXX="$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" ]) # The version variables used to create RC_FLAGS may be overridden # in a custom configure script, or possibly the command line. # Let those variables be expanded at make time in spec.gmk. # The \$ are escaped to the shell, and the $(...) variables # are evaluated by make. RC_FLAGS="$RC_FLAGS \ -d \"JDK_BUILD_ID=\$(FULL_VERSION)\" \ -d \"JDK_COMPANY=\$(COMPANY_NAME)\" \ -d \"JDK_COMPONENT=\$(PRODUCT_NAME) \$(JDK_RC_PLATFORM_NAME) binary\" \ -d \"JDK_VER=\$(JDK_MINOR_VERSION).\$(JDK_MICRO_VERSION).\$(COOKED_JDK_UPDATE_VERSION).\$(COOKED_BUILD_NUMBER)\" \ -d \"JDK_COPYRIGHT=Copyright \xA9 $COPYRIGHT_YEAR\" \ -d \"JDK_NAME=\$(PRODUCT_NAME) \$(JDK_RC_PLATFORM_NAME) \$(JDK_MINOR_VERSION) \$(JDK_UPDATE_META_TAG)\" \ -d \"JDK_FVER=\$(JDK_MINOR_VERSION),\$(JDK_MICRO_VERSION),\$(COOKED_JDK_UPDATE_VERSION),\$(COOKED_BUILD_NUMBER)\"" # lib.exe is used to create static libraries. AC_CHECK_PROG([WINAR], [lib],[lib],,,) BASIC_FIXUP_EXECUTABLE(WINAR) AR="$WINAR" ARFLAGS="-nologo -NODEFAULTLIB:MSVCRT" AC_CHECK_PROG([DUMPBIN], [dumpbin], [dumpbin],,,) BASIC_FIXUP_EXECUTABLE(DUMPBIN) COMPILER_TYPE=CL # silence copyright notice and other headers. COMMON_CCXXFLAGS="$COMMON_CCXXFLAGS -nologo" ]) AC_SUBST(RC_FLAGS) AC_SUBST(COMPILER_TYPE) AC_PROG_CPP BASIC_FIXUP_EXECUTABLE(CPP) AC_PROG_CXXCPP BASIC_FIXUP_EXECUTABLE(CXXCPP) if test "x$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_PATH_PROG(OTOOL, otool) if test "x$OTOOL" = "x"; then OTOOL="true" fi AC_CHECK_TOOL(NM, nm) BASIC_FIXUP_EXECUTABLE(NM) GNM="$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 TOOLCHAIN_SETUP_JTREG # 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" = xaix; then COMPILER_NAME=xlc PICFLAG="-qpic=large" LIBRARY_PREFIX=lib SHARED_LIBRARY='lib[$]1.so' STATIC_LIBRARY='lib[$]1.a' SHARED_LIBRARY_FLAGS="-qmkshrobj" SHARED_LIBRARY_SUFFIX='.so' STATIC_LIBRARY_SUFFIX='.a' OBJ_SUFFIX='.o' EXE_SUFFIX='' SET_SHARED_LIBRARY_NAME='' SET_SHARED_LIBRARY_MAPFILE='' C_FLAG_REORDER='' CXX_FLAG_REORDER='' SET_SHARED_LIBRARY_ORIGIN='' SET_EXECUTABLE_ORIGIN="" CFLAGS_JDK="" CXXFLAGS_JDK="" CFLAGS_JDKLIB_EXTRA='' POST_STRIP_CMD="$STRIP -X32_64" POST_MCS_CMD="" fi if test "x$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(COMPILER_NAME) 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 ) case $COMPILER_NAME in gcc ) case $OPENJDK_TARGET_OS in macosx ) # On MacOSX we optimize for size, something # we should do for all platforms? C_O_FLAG_HI="-Os" C_O_FLAG_NORM="-Os" C_O_FLAG_NONE="" ;; *) C_O_FLAG_HI="-O3" C_O_FLAG_NORM="-O2" C_O_FLAG_NONE="-O0" ;; esac CXX_O_FLAG_HI="$C_O_FLAG_HI" CXX_O_FLAG_NORM="$C_O_FLAG_NORM" CXX_O_FLAG_NONE="$C_O_FLAG_NONE" 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 ;; 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 $CC_HIGHEST -xprefetch=auto,explicit -xchip=ultra" CXX_O_FLAG_HI="-xO4 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0" CXX_O_FLAG_NORM="-xO2 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0" CXX_O_FLAG_NONE="" ;; esac CFLAGS_DEBUG_SYMBOLS="-g -xs" CXXFLAGS_DEBUG_SYMBOLS="-g0 -xs" ;; xlc ) C_FLAG_DEPS="-qmakedep=gcc -MF" CXX_FLAG_DEPS="-qmakedep=gcc -MF" C_O_FLAG_HIGHEST="-O3" C_O_FLAG_HI="-O3 -qstrict" C_O_FLAG_NORM="-O2" C_O_FLAG_NONE="" CXX_O_FLAG_HIGHEST="-O3" CXX_O_FLAG_HI="-O3 -qstrict" CXX_O_FLAG_NORM="-O2" CXX_O_FLAG_NONE="" CFLAGS_DEBUG_SYMBOLS="-g" CXXFLAGS_DEBUG_SYMBOLS="-g" LDFLAGS_JDK="${LDFLAGS_JDK} -q64 -brtl -bnolibpath -liconv -bexpall" CFLAGS_JDK="${CFLAGS_JDK} -qchars=signed -q64 -qfullpath -qsaveopt" CXXFLAGS_JDK="${CXXFLAGS_JDK} -qchars=signed -q64 -qfullpath -qsaveopt" ;; esac ;; CL ) 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. # CFLAGS_JDK - C Compiler flags # CXXFLAGS_JDK - C++ Compiler flags # COMMON_CCXXFLAGS_JDK - common to C and C++ # case $COMPILER_NAME in gcc ) COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS $COMMON_CCXXFLAGS_JDK -W -Wall -Wno-unused -Wno-parentheses \ -pipe \ -D_GNU_SOURCE -D_REENTRANT -D_LARGEFILE64_SOURCE" CXXSTD_CXXFLAG="-std=gnu++98" TOOLCHAIN_CXX_COMPILER_CHECK_ARGUMENTS([$CXXSTD_CXXFLAG $CFLAGS_WARNINGS_ARE_ERRORS], [], [CXXSTD_CXXFLAG=""]) CXXFLAGS_JDK="${CXXFLAGS_JDK} ${CXXSTD_CXXFLAG}" AC_SUBST([CXXSTD_CXXFLAG]) 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 ;; * ) COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -fno-omit-frame-pointer" CFLAGS_JDK="${CFLAGS_JDK} -fno-strict-aliasing" ;; esac TOOLCHAIN_CHECK_COMPILER_VERSION(6, TOOLCHAIN_SETUP_GCC6_COMPILER_FLAGS) ;; ossc ) COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS $COMMON_CCXXFLAGS_JDK -DTRACING -DMACRO_MEMSYS_OPS -DBREAKPTS" case $OPENJDK_TARGET_CPU_ARCH in x86 ) COMMON_CCXXFLAGS_JDK="$COMMON_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" ;; xlc ) CFLAGS_JDK="$CFLAGS_JDK -D_GNU_SOURCE -D_REENTRANT -D_LARGEFILE64_SOURCE -DSTDC" CXXFLAGS_JDK="$CXXFLAGS_JDK -D_GNU_SOURCE -D_REENTRANT -D_LARGEFILE64_SOURCE -DSTDC" LDFLAGS_JDK="$LDFLAGS_JDK" LDFLAGS_CXX_JDK="$LDFLAGS_CXX_JDK" ;; cl ) COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS $COMMON_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 $OPENJDK_TARGET_CPU in x86 ) COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_X86_ -Dx86" ;; x86_64 ) COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_AMD64_ -Damd64" ;; esac ;; esac ############################################################################### # Adjust flags according to debug level. case $DEBUG_LEVEL in fastdebug ) CFLAGS_JDK="$CFLAGS_JDK $CFLAGS_DEBUG_SYMBOLS" CXXFLAGS_JDK="$CXXFLAGS_JDK $CXXFLAGS_DEBUG_SYMBOLS" C_O_FLAG_HI="$C_O_FLAG_NORM" C_O_FLAG_NORM="$C_O_FLAG_NORM" CXX_O_FLAG_HI="$CXX_O_FLAG_NORM" CXX_O_FLAG_NORM="$CXX_O_FLAG_NORM" JAVAC_FLAGS="$JAVAC_FLAGS -g" ;; slowdebug ) CFLAGS_JDK="$CFLAGS_JDK $CFLAGS_DEBUG_SYMBOLS" CXXFLAGS_JDK="$CXXFLAGS_JDK $CXXFLAGS_DEBUG_SYMBOLS" C_O_FLAG_HI="$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 COMMON_CCXXFLAGS_JDK="$COMMON_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$OPENJDK_TARGET_OS" = xsolaris; then COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_LITTLE_ENDIAN=" else COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_LITTLE_ENDIAN" fi else COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_BIG_ENDIAN" fi if test "x$OPENJDK_TARGET_OS" = xlinux; then COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DLINUX" fi if test "x$OPENJDK_TARGET_OS" = xwindows; then COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DWINDOWS" fi if test "x$OPENJDK_TARGET_OS" = xsolaris; then COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DSOLARIS" fi if test "x$OPENJDK_TARGET_OS" = xaix; then COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DAIX -DPPC64" fi if test "x$OPENJDK_TARGET_OS" = xmacosx; then COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE -D_DARWIN_UNLIMITED_SELECT" # 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. COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DMAC_OS_X_VERSION_MAX_ALLOWED=\$(subst .,,\$(MACOSX_VERSION_MIN)) -mmacosx-version-min=\$(MACOSX_VERSION_MIN)" LDFLAGS_JDK="$LDFLAGS_JDK -mmacosx-version-min=\$(MACOSX_VERSION_MIN)" fi if test "x$OPENJDK_TARGET_OS" = xbsd; then COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DBSD -D_ALLBSD_SOURCE" fi if test "x$DEBUG_LEVEL" = xrelease; then COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DNDEBUG" if test "x$OPENJDK_TARGET_OS" = xsolaris; then COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DTRIMMED" fi else COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DDEBUG" fi COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DARCH='\"$OPENJDK_TARGET_CPU_LEGACY\"' -D$OPENJDK_TARGET_CPU_LEGACY" COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DRELEASE='\"\$(RELEASE)\"'" COMMON_CCXXFLAGS_JDK="$COMMON_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_EXPORT_DIR/javavm/export \ -I${JDK_TOPDIR}/src/share/native/common \ -I${JDK_TOPDIR}/src/$OPENJDK_TARGET_OS_API_DIR/native/common" # The shared libraries are compiled using the picflag. CFLAGS_JDKLIB="$COMMON_CCXXFLAGS_JDK $CFLAGS_JDK $PICFLAG $CFLAGS_JDKLIB_EXTRA" CXXFLAGS_JDKLIB="$COMMON_CCXXFLAGS_JDK $CXXFLAGS_JDK $PICFLAG $CXXFLAGS_JDKLIB_EXTRA " # Executable flags CFLAGS_JDKEXE="$COMMON_CCXXFLAGS_JDK $CFLAGS_JDK" CXXFLAGS_JDKEXE="$COMMON_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 # -z noexecstack, to mark stack regions as non-executable LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker -z -Xlinker defs -Xlinker -z -Xlinker noexecstack" if test "x$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 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_C_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE], # [RUN-IF-FALSE]) # ------------------------------------------------------------ # Check that the C compiler supports an argument AC_DEFUN([TOOLCHAIN_C_COMPILER_CHECK_ARGUMENTS], [ AC_MSG_CHECKING([if the C 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" AC_MSG_RESULT([$supports]) if test "x$supports" = "xyes" ; then m4_ifval([$2], [$2], [:]) else m4_ifval([$3], [$3], [:]) fi ]) # TOOLCHAIN_CXX_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE], # [RUN-IF-FALSE]) # ------------------------------------------------------------ # Check that the C++ compiler supports an argument AC_DEFUN([TOOLCHAIN_CXX_COMPILER_CHECK_ARGUMENTS], [ AC_MSG_CHECKING([if the C++ compiler supports "$1"]) supports=yes saved_cxxflags="$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 ]) # 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], [ TOOLCHAIN_C_COMPILER_CHECK_ARGUMENTS([$1], [C_COMP_SUPPORTS="yes"], [C_COMP_SUPPORTS="no"]) TOOLCHAIN_CXX_COMPILER_CHECK_ARGUMENTS([$1], [CXX_COMP_SUPPORTS="yes"], [CXX_COMP_SUPPORTS="no"]) AC_MSG_CHECKING([if both compilers support "$1"]) supports=no if test "x$C_COMP_SUPPORTS" = "xyes" -a "x$CXX_COMP_SUPPORTS" = "xyes"; then supports=yes; fi AC_MSG_RESULT([$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="${COMPILER_TARGET_BITS_FLAG}31" ;; *) ZERO_ARCHFLAG="${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" esac TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([$ZERO_ARCHFLAG], [], [ZERO_ARCHFLAG=""]) AC_SUBST(ZERO_ARCHFLAG) # Check that the compiler supports -mX (or -qX on AIX) flags # Set COMPILER_SUPPORTS_TARGET_BITS_FLAG to 'true' if it does TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}], [COMPILER_SUPPORTS_TARGET_BITS_FLAG=true], [COMPILER_SUPPORTS_TARGET_BITS_FLAG=false]) AC_SUBST(COMPILER_SUPPORTS_TARGET_BITS_FLAG) # Check for broken SuSE 'ld' for which 'Only anonymous version tag is allowed in executable.' USING_BROKEN_SUSE_LD=no if test "x$OPENJDK_TARGET_OS" = xlinux && test "x$GCC" = xyes; then AC_MSG_CHECKING([for broken SuSE 'ld' which only understands anonymous version tags in executables]) echo "SUNWprivate_1.1 { local: *; };" > version-script.map echo "int main() { }" > main.c if $CXX -Xlinker -version-script=version-script.map main.c 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD; then AC_MSG_RESULT(no) USING_BROKEN_SUSE_LD=no else AC_MSG_RESULT(yes) USING_BROKEN_SUSE_LD=yes fi rm -rf version-script.map main.c fi AC_SUBST(USING_BROKEN_SUSE_LD) ]) # Setup the JTREG paths AC_DEFUN_ONCE([TOOLCHAIN_SETUP_JTREG], [ AC_ARG_WITH(jtreg, [AS_HELP_STRING([--with-jtreg], [Regression Test Harness @<:@probed@:>@])], [], [with_jtreg=no]) if test "x$with_jtreg" = xno; then # jtreg disabled AC_MSG_CHECKING([for jtreg]) AC_MSG_RESULT(no) else if test "x$with_jtreg" != xyes; then # with path specified. JT_HOME="$with_jtreg" fi if test "x$JT_HOME" != x; then AC_MSG_CHECKING([for jtreg]) # use JT_HOME enviroment var. BASIC_FIXUP_PATH([JT_HOME]) # jtreg win32 script works for everybody JTREGEXE="$JT_HOME/bin/jtreg" if test ! -f "$JTREGEXE"; then AC_MSG_ERROR([JTReg executable does not exist: $JTREGEXE]) fi AC_MSG_RESULT($JTREGEXE) else # try to find jtreg on path BASIC_REQUIRE_PROG(JTREGEXE, jtreg) JT_HOME="`$DIRNAME $JTREGEXE`" fi fi AC_SUBST(JT_HOME) AC_SUBST(JTREGEXE) ]) AC_DEFUN_ONCE([TOOLCHAIN_SETUP_GCC6_COMPILER_FLAGS], [ # These flags are required for GCC 6 builds as undefined behaviour in OpenJDK code # runs afoul of the more aggressive versions of these optimisations. # Notably, value range propagation now assumes that the this pointer of C++ # member functions is non-null. NO_DELETE_NULL_POINTER_CHECKS_CFLAG="-fno-delete-null-pointer-checks" TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([$NO_DELETE_NULL_POINTER_CHECKS_CFLAG -Werror], [], [NO_DELETE_NULL_POINTER_CHECKS_CFLAG=""]) AC_SUBST([NO_DELETE_NULL_POINTER_CHECKS_CFLAG]) NO_LIFETIME_DSE_CFLAG="-fno-lifetime-dse" TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([$NO_LIFETIME_DSE_CFLAG -Werror], [], [NO_LIFETIME_DSE_CFLAG=""]) CFLAGS_JDK="${CFLAGS_JDK} ${NO_DELETE_NULL_POINTER_CHECKS_CFLAG} ${NO_LIFETIME_DSE_CFLAG}" AC_SUBST([NO_LIFETIME_DSE_CFLAG]) ])