toolchain.m4 revision 648:c4901c0e0579
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# 25 26# $1 = compiler to test (CC or CXX) 27# $2 = human readable name of compiler (C or C++) 28AC_DEFUN([TOOLCHAIN_CHECK_COMPILER_VERSION], 29[ 30 COMPILER=[$]$1 31 COMPILER_NAME=$2 32 33 if test "x$OPENJDK_TARGET_OS" = xsolaris; then 34 # Make sure we use the Sun Studio compiler and not gcc on Solaris, which won't work 35 COMPILER_VERSION_TEST=`$COMPILER -V 2>&1 | $HEAD -n 1` 36 $ECHO $COMPILER_VERSION_TEST | $GREP "^.*: Sun $COMPILER_NAME" > /dev/null 37 if test $? -ne 0; then 38 GCC_VERSION_TEST=`$COMPILER --version 2>&1 | $HEAD -n 1` 39 40 AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required Sun Studio compiler.]) 41 AC_MSG_NOTICE([The result from running with -V was: "$COMPILER_VERSION_TEST" and with --version: "$GCC_VERSION_TEST"]) 42 AC_MSG_ERROR([Sun Studio compiler is required. Try setting --with-tools-dir.]) 43 else 44 COMPILER_VERSION=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^.*@<:@ ,\t@:>@$COMPILER_NAME@<:@ ,\t@:>@\(@<:@1-9@:>@\.@<:@0-9@:>@@<:@0-9@:>@*\).*/\1/p"` 45 COMPILER_VENDOR="Sun Studio" 46 fi 47 elif test "x$OPENJDK_TARGET_OS" = xwindows; then 48 # First line typically looks something like: 49 # Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 16.00.30319.01 for 80x86 50 COMPILER_VERSION_TEST=`$COMPILER 2>&1 | $HEAD -n 1` 51 COMPILER_VERSION=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^.*Version \(@<:@1-9@:>@@<:@0-9.@:>@*\) .*/\1/p"` 52 COMPILER_VENDOR="Microsoft CL.EXE" 53 COMPILER_CPU_TEST=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^.* for \(.*\)$/\1/p"` 54 if test "x$OPENJDK_TARGET_CPU" = "xx86"; then 55 if test "x$COMPILER_CPU_TEST" != "x80x86"; then 56 AC_MSG_ERROR([Target CPU mismatch. We are building for $OPENJDK_TARGET_CPU but CL is for "$COMPILER_CPU_TEST"; expected "80x86".]) 57 fi 58 elif test "x$OPENJDK_TARGET_CPU" = "xx86_64"; then 59 if test "x$COMPILER_CPU_TEST" != "xx64"; then 60 AC_MSG_ERROR([Target CPU mismatch. We are building for $OPENJDK_TARGET_CPU but CL is for "$COMPILER_CPU_TEST"; expected "x64".]) 61 fi 62 fi 63 else 64 COMPILER_VERSION_TEST=`$COMPILER --version 2>&1 | $HEAD -n 1` 65 # Check that this is likely to be GCC. 66 $COMPILER --version 2>&1 | $GREP "Free Software Foundation" > /dev/null 67 if test $? -ne 0; then 68 AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required GCC compiler.]) 69 AC_MSG_NOTICE([The result from running with --version was: "$COMPILER_VERSION_TEST"]) 70 AC_MSG_ERROR([GCC compiler is required. Try setting --with-tools-dir.]) 71 fi 72 73 # First line typically looks something like: 74 # gcc (Ubuntu/Linaro 4.5.2-8ubuntu4) 4.5.2 75 COMPILER_VERSION=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^.* \(@<:@1-9@:>@@<:@0-9.@:>@*\)/\1/p"` 76 COMPILER_VENDOR=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^\(.*\) @<:@1-9@:>@@<:@0-9.@:>@*/\1/p"` 77 fi 78 # This sets CC_VERSION or CXX_VERSION. (This comment is a grep marker) 79 $1_VERSION="$COMPILER_VERSION" 80 # This sets CC_VENDOR or CXX_VENDOR. (This comment is a grep marker) 81 $1_VENDOR="$COMPILER_VENDOR" 82 83 AC_MSG_NOTICE([Using $COMPILER_VENDOR $COMPILER_NAME compiler version $COMPILER_VERSION (located at $COMPILER)]) 84]) 85 86 87AC_DEFUN_ONCE([TOOLCHAIN_SETUP_SYSROOT_AND_OUT_OPTIONS], 88[ 89############################################################################### 90# 91# Configure the development tool paths and potential sysroot. 92# 93AC_LANG(C++) 94 95# The option used to specify the target .o,.a or .so file. 96# When compiling, how to specify the to be created object file. 97CC_OUT_OPTION='-o$(SPACE)' 98# When linking, how to specify the to be created executable. 99EXE_OUT_OPTION='-o$(SPACE)' 100# When linking, how to specify the to be created dynamically linkable library. 101LD_OUT_OPTION='-o$(SPACE)' 102# When archiving, how to specify the to be create static archive for object files. 103AR_OUT_OPTION='rcs$(SPACE)' 104AC_SUBST(CC_OUT_OPTION) 105AC_SUBST(EXE_OUT_OPTION) 106AC_SUBST(LD_OUT_OPTION) 107AC_SUBST(AR_OUT_OPTION) 108]) 109 110# $1 = compiler to test (CC or CXX) 111# $2 = human readable name of compiler (C or C++) 112# $3 = list of compiler names to search for 113AC_DEFUN([TOOLCHAIN_FIND_COMPILER], 114[ 115 COMPILER_NAME=$2 116 117 $1= 118 # If TOOLS_DIR is set, check for all compiler names in there first 119 # before checking the rest of the PATH. 120 if test -n "$TOOLS_DIR"; then 121 PATH_save="$PATH" 122 PATH="$TOOLS_DIR" 123 AC_PATH_PROGS(TOOLS_DIR_$1, $3) 124 $1=$TOOLS_DIR_$1 125 PATH="$PATH_save" 126 fi 127 128 # AC_PATH_PROGS can't be run multiple times with the same variable, 129 # so create a new name for this run. 130 if test "x[$]$1" = x; then 131 AC_PATH_PROGS(POTENTIAL_$1, $3) 132 $1=$POTENTIAL_$1 133 fi 134 135 if test "x[$]$1" = x; then 136 HELP_MSG_MISSING_DEPENDENCY([devkit]) 137 AC_MSG_ERROR([Could not find a $COMPILER_NAME compiler. $HELP_MSG]) 138 fi 139 BASIC_FIXUP_EXECUTABLE($1) 140 AC_MSG_CHECKING([resolved symbolic links for $1]) 141 TEST_COMPILER="[$]$1" 142 BASIC_REMOVE_SYMBOLIC_LINKS(TEST_COMPILER) 143 AC_MSG_RESULT([$TEST_COMPILER]) 144 AC_MSG_CHECKING([if $1 is disguised ccache]) 145 146 COMPILER_BASENAME=`$BASENAME "$TEST_COMPILER"` 147 if test "x$COMPILER_BASENAME" = "xccache"; then 148 AC_MSG_RESULT([yes, trying to find proper $COMPILER_NAME compiler]) 149 # We /usr/lib/ccache in the path, so cc is a symlink to /usr/bin/ccache. 150 # We want to control ccache invocation ourselves, so ignore this cc and try 151 # searching again. 152 153 # Remove the path to the fake ccache cc from the PATH 154 RETRY_COMPILER_SAVED_PATH="$PATH" 155 COMPILER_DIRNAME=`$DIRNAME [$]$1` 156 PATH="`$ECHO $PATH | $SED -e "s,$COMPILER_DIRNAME,,g" -e "s,::,:,g" -e "s,^:,,g"`" 157 158 # Try again looking for our compiler 159 AC_CHECK_TOOLS(PROPER_COMPILER_$1, $3) 160 BASIC_FIXUP_EXECUTABLE(PROPER_COMPILER_$1) 161 PATH="$RETRY_COMPILER_SAVED_PATH" 162 163 AC_MSG_CHECKING([for resolved symbolic links for $1]) 164 BASIC_REMOVE_SYMBOLIC_LINKS(PROPER_COMPILER_$1) 165 AC_MSG_RESULT([$PROPER_COMPILER_$1]) 166 $1="$PROPER_COMPILER_$1" 167 else 168 AC_MSG_RESULT([no, keeping $1]) 169 $1="$TEST_COMPILER" 170 fi 171 TOOLCHAIN_CHECK_COMPILER_VERSION([$1], [$COMPILER_NAME]) 172]) 173 174 175AC_DEFUN([TOOLCHAIN_SETUP_PATHS], 176[ 177if test "x$OPENJDK_TARGET_OS" = "xwindows"; then 178 TOOLCHAIN_SETUP_VISUAL_STUDIO_ENV 179fi 180 181AC_SUBST(MSVCR_DLL) 182 183# If --build AND --host is set, then the configure script will find any 184# cross compilation tools in the PATH. Cross compilation tools 185# follows the cross compilation standard where they are prefixed with ${host}. 186# For example the binary i686-sun-solaris2.10-gcc 187# will cross compile for i686-sun-solaris2.10 188# If neither of build and host is not set, then build=host and the 189# default compiler found in the path will be used. 190# Setting only --host, does not seem to be really supported. 191# Please set both --build and --host if you want to cross compile. 192 193if test "x$COMPILE_TYPE" = "xcross"; then 194 # Now we to find a C/C++ compiler that can build executables for the build 195 # platform. We can't use the AC_PROG_CC macro, since it can only be used 196 # once. Also, we need to do this before adding a tools dir to the path, 197 # otherwise we might pick up cross-compilers which don't use standard naming. 198 # Otherwise, we'll set the BUILD_tools to the native tools, but that'll have 199 # to wait until they are properly discovered. 200 AC_PATH_PROGS(BUILD_CC, [cl cc gcc]) 201 BASIC_FIXUP_EXECUTABLE(BUILD_CC) 202 AC_PATH_PROGS(BUILD_CXX, [cl CC g++]) 203 BASIC_FIXUP_EXECUTABLE(BUILD_CXX) 204 AC_PATH_PROG(BUILD_LD, ld) 205 BASIC_FIXUP_EXECUTABLE(BUILD_LD) 206fi 207AC_SUBST(BUILD_CC) 208AC_SUBST(BUILD_CXX) 209AC_SUBST(BUILD_LD) 210 211# If a devkit is found on the builddeps server, then prepend its path to the 212# PATH variable. If there are cross compilers available in the devkit, these 213# will be found by AC_PROG_CC et al. 214DEVKIT= 215BDEPS_CHECK_MODULE(DEVKIT, devkit, xxx, 216 [# Found devkit 217 PATH="$DEVKIT/bin:$PATH" 218 SYS_ROOT="$DEVKIT/${rewritten_target}/sys-root" 219 if test "x$x_includes" = "xNONE"; then 220 x_includes="$SYS_ROOT/usr/include/X11" 221 fi 222 if test "x$x_libraries" = "xNONE"; then 223 x_libraries="$SYS_ROOT/usr/lib" 224 fi 225 ], 226 []) 227 228if test "x$SYS_ROOT" != "x/" ; then 229 CFLAGS="--sysroot=$SYS_ROOT $CFLAGS" 230 CXXFLAGS="--sysroot=$SYS_ROOT $CXXFLAGS" 231 OBJCFLAGS="--sysroot=$SYS_ROOT $OBJCFLAGS" 232 OBJCXXFLAGS="--sysroot=$SYS_ROOT $OBJCFLAGS" 233 CPPFLAGS="--sysroot=$SYS_ROOT $CPPFLAGS" 234 LDFLAGS="--sysroot=$SYS_ROOT $LDFLAGS" 235fi 236 237# Store the CFLAGS etal passed to the configure script. 238ORG_CFLAGS="$CFLAGS" 239ORG_CXXFLAGS="$CXXFLAGS" 240ORG_OBJCFLAGS="$OBJCFLAGS" 241 242# autoconf magic only relies on PATH, so update it if tools dir is specified 243OLD_PATH="$PATH" 244if test "x$TOOLS_DIR" != x; then 245 PATH=$TOOLS_DIR:$PATH 246fi 247 248 249### Locate C compiler (CC) 250 251# On windows, only cl.exe is supported. 252# On Solaris, cc is preferred to gcc. 253# Elsewhere, gcc is preferred to cc. 254 255if test "x$CC" != x; then 256 COMPILER_CHECK_LIST="$CC" 257elif test "x$OPENJDK_TARGET_OS" = "xwindows"; then 258 COMPILER_CHECK_LIST="cl" 259elif test "x$OPENJDK_TARGET_OS" = "xsolaris"; then 260 COMPILER_CHECK_LIST="cc gcc" 261else 262 COMPILER_CHECK_LIST="gcc cc" 263fi 264 265TOOLCHAIN_FIND_COMPILER([CC],[C],[$COMPILER_CHECK_LIST]) 266# Now that we have resolved CC ourself, let autoconf have its go at it 267AC_PROG_CC([$CC]) 268 269### Locate C++ compiler (CXX) 270 271if test "x$CXX" != x; then 272 COMPILER_CHECK_LIST="$CXX" 273elif test "x$OPENJDK_TARGET_OS" = "xwindows"; then 274 COMPILER_CHECK_LIST="cl" 275elif test "x$OPENJDK_TARGET_OS" = "xsolaris"; then 276 COMPILER_CHECK_LIST="CC g++" 277else 278 COMPILER_CHECK_LIST="g++ CC" 279fi 280 281TOOLCHAIN_FIND_COMPILER([CXX],[C++],[$COMPILER_CHECK_LIST]) 282# Now that we have resolved CXX ourself, let autoconf have its go at it 283AC_PROG_CXX([$CXX]) 284 285### Locate other tools 286 287if test "x$OPENJDK_TARGET_OS" = xmacosx; then 288 AC_PROG_OBJC 289 BASIC_FIXUP_EXECUTABLE(OBJC) 290else 291 OBJC= 292fi 293 294# Restore the flags to the user specified values. 295# This is necessary since AC_PROG_CC defaults CFLAGS to "-g -O2" 296CFLAGS="$ORG_CFLAGS" 297CXXFLAGS="$ORG_CXXFLAGS" 298OBJCFLAGS="$ORG_OBJCFLAGS" 299 300LD="$CC" 301LDEXE="$CC" 302LDCXX="$CXX" 303LDEXECXX="$CXX" 304AC_SUBST(LD) 305# LDEXE is the linker to use, when creating executables. 306AC_SUBST(LDEXE) 307# Linking C++ libraries. 308AC_SUBST(LDCXX) 309# Linking C++ executables. 310AC_SUBST(LDEXECXX) 311 312if test "x$OPENJDK_TARGET_OS" != xwindows; then 313 AC_CHECK_TOOL(AR, ar) 314 BASIC_FIXUP_EXECUTABLE(AR) 315fi 316if test "x$OPENJDK_TARGET_OS" = xmacosx; then 317 ARFLAGS="-r" 318else 319 ARFLAGS="" 320fi 321AC_SUBST(ARFLAGS) 322 323# For hotspot, we need these in Windows mixed path; other platforms keep them the same 324HOTSPOT_CXX="$CXX" 325HOTSPOT_LD="$LD" 326AC_SUBST(HOTSPOT_CXX) 327AC_SUBST(HOTSPOT_LD) 328 329COMPILER_NAME=gcc 330COMPILER_TYPE=CC 331AS_IF([test "x$OPENJDK_TARGET_OS" = xwindows], [ 332 # For now, assume that we are always compiling using cl.exe. 333 CC_OUT_OPTION=-Fo 334 EXE_OUT_OPTION=-out: 335 LD_OUT_OPTION=-out: 336 AR_OUT_OPTION=-out: 337 # On Windows, reject /usr/bin/link (as determined in CYGWIN_LINK), which is a cygwin 338 # program for something completely different. 339 AC_CHECK_PROG([WINLD], [link],[link],,, [$CYGWIN_LINK]) 340 # Since we must ignore the first found link, WINLD will contain 341 # the full path to the link.exe program. 342 BASIC_FIXUP_EXECUTABLE(WINLD) 343 printf "Windows linker was found at $WINLD\n" 344 AC_MSG_CHECKING([if the found link.exe is actually the Visual Studio linker]) 345 "$WINLD" --version > /dev/null 346 if test $? -eq 0 ; then 347 AC_MSG_RESULT([no]) 348 AC_MSG_ERROR([This is the Cygwin link tool. Please check your PATH and rerun configure.]) 349 else 350 AC_MSG_RESULT([yes]) 351 fi 352 LD="$WINLD" 353 LDEXE="$WINLD" 354 LDCXX="$WINLD" 355 LDEXECXX="$WINLD" 356 357 AC_CHECK_PROG([MT], [mt], [mt],,, [/usr/bin/mt]) 358 BASIC_FIXUP_EXECUTABLE(MT) 359 # The resource compiler 360 AC_CHECK_PROG([RC], [rc], [rc],,, [/usr/bin/rc]) 361 BASIC_FIXUP_EXECUTABLE(RC) 362 363 # For hotspot, we need these in Windows mixed path, 364 # so rewrite them all. Need added .exe suffix. 365 HOTSPOT_CXX="$CXX.exe" 366 HOTSPOT_LD="$LD.exe" 367 HOTSPOT_MT="$MT.exe" 368 HOTSPOT_RC="$RC.exe" 369 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_CXX) 370 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_LD) 371 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_MT) 372 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_RC) 373 AC_SUBST(HOTSPOT_MT) 374 AC_SUBST(HOTSPOT_RC) 375 376 RC_FLAGS="-nologo -l 0x409 -r" 377 AS_IF([test "x$VARIANT" = xOPT], [ 378 RC_FLAGS="$RC_FLAGS -d NDEBUG" 379 ]) 380 JDK_UPDATE_VERSION_NOTNULL=$JDK_UPDATE_VERSION 381 AS_IF([test "x$JDK_UPDATE_VERSION" = x], [ 382 JDK_UPDATE_VERSION_NOTNULL=0 383 ]) 384 RC_FLAGS="$RC_FLAGS -d \"JDK_BUILD_ID=$FULL_VERSION\"" 385 RC_FLAGS="$RC_FLAGS -d \"JDK_COMPANY=$COMPANY_NAME\"" 386 RC_FLAGS="$RC_FLAGS -d \"JDK_COMPONENT=$PRODUCT_NAME $JDK_RC_PLATFORM_NAME binary\"" 387 RC_FLAGS="$RC_FLAGS -d \"JDK_VER=$JDK_MINOR_VERSION.$JDK_MICRO_VERSION.$JDK_UPDATE_VERSION_NOTNULL.$COOKED_BUILD_NUMBER\"" 388 RC_FLAGS="$RC_FLAGS -d \"JDK_COPYRIGHT=Copyright \xA9 $COPYRIGHT_YEAR\"" 389 RC_FLAGS="$RC_FLAGS -d \"JDK_NAME=$PRODUCT_NAME $JDK_RC_PLATFORM_NAME $JDK_MINOR_VERSION $JDK_UPDATE_META_TAG\"" 390 RC_FLAGS="$RC_FLAGS -d \"JDK_FVER=$JDK_MINOR_VERSION,$JDK_MICRO_VERSION,$JDK_UPDATE_VERSION_NOTNULL,$COOKED_BUILD_NUMBER\"" 391 392 # lib.exe is used to create static libraries. 393 AC_CHECK_PROG([WINAR], [lib],[lib],,,) 394 BASIC_FIXUP_EXECUTABLE(WINAR) 395 AR="$WINAR" 396 ARFLAGS="-nologo -NODEFAULTLIB:MSVCRT" 397 398 AC_CHECK_PROG([DUMPBIN], [dumpbin], [dumpbin],,,) 399 BASIC_FIXUP_EXECUTABLE(DUMPBIN) 400 401 COMPILER_TYPE=CL 402 CCXXFLAGS="$CCXXFLAGS -nologo" 403]) 404AC_SUBST(RC_FLAGS) 405AC_SUBST(COMPILER_TYPE) 406 407AC_PROG_CPP 408BASIC_FIXUP_EXECUTABLE(CPP) 409 410AC_PROG_CXXCPP 411BASIC_FIXUP_EXECUTABLE(CXXCPP) 412 413if test "x$COMPILE_TYPE" != "xcross"; then 414 # If we are not cross compiling, use the same compilers for 415 # building the build platform executables. The cross-compilation 416 # case needed to be done earlier, but this can only be done after 417 # the native tools have been localized. 418 BUILD_CC="$CC" 419 BUILD_CXX="$CXX" 420 BUILD_LD="$LD" 421fi 422 423# for solaris we really need solaris tools, and not gnu equivalent 424# these seems to normally reside in /usr/ccs/bin so add that to path before 425# starting to probe 426# 427# NOTE: I add this /usr/ccs/bin after TOOLS but before OLD_PATH 428# so that it can be overriden --with-tools-dir 429if test "x$OPENJDK_BUILD_OS" = xsolaris; then 430 PATH="${TOOLS_DIR}:/usr/ccs/bin:${OLD_PATH}" 431fi 432 433# Find the right assembler. 434if test "x$OPENJDK_TARGET_OS" = xsolaris; then 435 AC_PATH_PROG(AS, as) 436 BASIC_FIXUP_EXECUTABLE(AS) 437else 438 AS="$CC -c" 439fi 440AC_SUBST(AS) 441 442if test "x$OPENJDK_TARGET_OS" = xsolaris; then 443 AC_PATH_PROGS(NM, [gnm nm]) 444 BASIC_FIXUP_EXECUTABLE(NM) 445 AC_PATH_PROG(STRIP, strip) 446 BASIC_FIXUP_EXECUTABLE(STRIP) 447 AC_PATH_PROG(MCS, mcs) 448 BASIC_FIXUP_EXECUTABLE(MCS) 449elif test "x$OPENJDK_TARGET_OS" != xwindows; then 450 AC_CHECK_TOOL(NM, nm) 451 BASIC_FIXUP_EXECUTABLE(NM) 452 AC_CHECK_TOOL(STRIP, strip) 453 BASIC_FIXUP_EXECUTABLE(STRIP) 454fi 455 456# objcopy is used for moving debug symbols to separate files when 457# full debug symbols are enabled. 458if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xlinux; then 459 AC_CHECK_TOOLS(OBJCOPY, [gobjcopy objcopy]) 460 # Only call fixup if objcopy was found. 461 if test -n "$OBJCOPY"; then 462 BASIC_FIXUP_EXECUTABLE(OBJCOPY) 463 fi 464fi 465 466AC_CHECK_TOOLS(OBJDUMP, [gobjdump objdump]) 467if test "x$OBJDUMP" != x; then 468 # Only used for compare.sh; we can live without it. BASIC_FIXUP_EXECUTABLE bails if argument is missing. 469 BASIC_FIXUP_EXECUTABLE(OBJDUMP) 470fi 471 472if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then 473 AC_PATH_PROG(LIPO, lipo) 474 BASIC_FIXUP_EXECUTABLE(LIPO) 475fi 476 477# Restore old path without tools dir 478PATH="$OLD_PATH" 479]) 480 481 482AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_LIBS], 483[ 484 485############################################################################### 486# 487# How to compile shared libraries. 488# 489 490if test "x$GCC" = xyes; then 491 COMPILER_NAME=gcc 492 PICFLAG="-fPIC" 493 LIBRARY_PREFIX=lib 494 SHARED_LIBRARY='lib[$]1.so' 495 STATIC_LIBRARY='lib[$]1.a' 496 SHARED_LIBRARY_FLAGS="-shared" 497 SHARED_LIBRARY_SUFFIX='.so' 498 STATIC_LIBRARY_SUFFIX='.a' 499 OBJ_SUFFIX='.o' 500 EXE_SUFFIX='' 501 SET_SHARED_LIBRARY_NAME='-Xlinker -soname=[$]1' 502 SET_SHARED_LIBRARY_MAPFILE='-Xlinker -version-script=[$]1' 503 C_FLAG_REORDER='' 504 CXX_FLAG_REORDER='' 505 SET_SHARED_LIBRARY_ORIGIN='-Xlinker -z -Xlinker origin -Xlinker -rpath -Xlinker \$$$$ORIGIN[$]1' 506 SET_EXECUTABLE_ORIGIN='-Xlinker -rpath -Xlinker \$$$$ORIGIN[$]1' 507 LD="$CC" 508 LDEXE="$CC" 509 LDCXX="$CXX" 510 LDEXECXX="$CXX" 511 POST_STRIP_CMD="$STRIP -g" 512 513 # Linking is different on MacOSX 514 if test "x$OPENJDK_TARGET_OS" = xmacosx; then 515 # Might change in the future to clang. 516 COMPILER_NAME=gcc 517 SHARED_LIBRARY='lib[$]1.dylib' 518 SHARED_LIBRARY_FLAGS="-dynamiclib -compatibility_version 1.0.0 -current_version 1.0.0 $PICFLAG" 519 SHARED_LIBRARY_SUFFIX='.dylib' 520 EXE_SUFFIX='' 521 SET_SHARED_LIBRARY_NAME='-Xlinker -install_name -Xlinker @rpath/[$]1' 522 SET_SHARED_LIBRARY_MAPFILE='' 523 SET_SHARED_LIBRARY_ORIGIN='-Xlinker -rpath -Xlinker @loader_path/.' 524 SET_EXECUTABLE_ORIGIN="$SET_SHARED_LIBRARY_ORIGIN" 525 POST_STRIP_CMD="$STRIP -S" 526 fi 527else 528 if test "x$OPENJDK_TARGET_OS" = xsolaris; then 529 # If it is not gcc, then assume it is the Oracle Solaris Studio Compiler 530 COMPILER_NAME=ossc 531 PICFLAG="-KPIC" 532 LIBRARY_PREFIX=lib 533 SHARED_LIBRARY='lib[$]1.so' 534 STATIC_LIBRARY='lib[$]1.a' 535 SHARED_LIBRARY_FLAGS="-G" 536 SHARED_LIBRARY_SUFFIX='.so' 537 STATIC_LIBRARY_SUFFIX='.a' 538 OBJ_SUFFIX='.o' 539 EXE_SUFFIX='' 540 SET_SHARED_LIBRARY_NAME='' 541 SET_SHARED_LIBRARY_MAPFILE='-M[$]1' 542 C_FLAG_REORDER='-xF' 543 CXX_FLAG_REORDER='-xF' 544 SET_SHARED_LIBRARY_ORIGIN='-R\$$$$ORIGIN[$]1' 545 SET_EXECUTABLE_ORIGIN="$SET_SHARED_LIBRARY_ORIGIN" 546 CFLAGS_JDK="${CFLAGS_JDK} -D__solaris__" 547 CXXFLAGS_JDK="${CXXFLAGS_JDK} -D__solaris__" 548 CFLAGS_JDKLIB_EXTRA='-xstrconst' 549 POST_STRIP_CMD="$STRIP -x" 550 POST_MCS_CMD="$MCS -d -a \"JDK $FULL_VERSION\"" 551 fi 552 if test "x$OPENJDK_TARGET_OS" = xwindows; then 553 # If it is not gcc, then assume it is the MS Visual Studio compiler 554 COMPILER_NAME=cl 555 PICFLAG="" 556 LIBRARY_PREFIX= 557 SHARED_LIBRARY='[$]1.dll' 558 STATIC_LIBRARY='[$]1.lib' 559 SHARED_LIBRARY_FLAGS="-LD" 560 SHARED_LIBRARY_SUFFIX='.dll' 561 STATIC_LIBRARY_SUFFIX='.lib' 562 OBJ_SUFFIX='.obj' 563 EXE_SUFFIX='.exe' 564 SET_SHARED_LIBRARY_NAME='' 565 SET_SHARED_LIBRARY_MAPFILE='' 566 SET_SHARED_LIBRARY_ORIGIN='' 567 SET_EXECUTABLE_ORIGIN='' 568 fi 569fi 570 571AC_SUBST(OBJ_SUFFIX) 572AC_SUBST(SHARED_LIBRARY) 573AC_SUBST(STATIC_LIBRARY) 574AC_SUBST(LIBRARY_PREFIX) 575AC_SUBST(SHARED_LIBRARY_SUFFIX) 576AC_SUBST(STATIC_LIBRARY_SUFFIX) 577AC_SUBST(EXE_SUFFIX) 578AC_SUBST(SHARED_LIBRARY_FLAGS) 579AC_SUBST(SET_SHARED_LIBRARY_NAME) 580AC_SUBST(SET_SHARED_LIBRARY_MAPFILE) 581AC_SUBST(C_FLAG_REORDER) 582AC_SUBST(CXX_FLAG_REORDER) 583AC_SUBST(SET_SHARED_LIBRARY_ORIGIN) 584AC_SUBST(SET_EXECUTABLE_ORIGIN) 585AC_SUBST(POST_STRIP_CMD) 586AC_SUBST(POST_MCS_CMD) 587 588# The (cross) compiler is now configured, we can now test capabilities 589# of the target platform. 590]) 591 592AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION], 593[ 594 595############################################################################### 596# 597# Setup the opt flags for different compilers 598# and different operating systems. 599# 600 601# 602# NOTE: check for -mstackrealign needs to be below potential addition of -m32 603# 604if test "x$OPENJDK_TARGET_CPU_BITS" = x32 && test "x$OPENJDK_TARGET_OS" = xmacosx; then 605 # On 32-bit MacOSX the OS requires C-entry points to be 16 byte aligned. 606 # While waiting for a better solution, the current workaround is to use -mstackrealign. 607 CFLAGS="$CFLAGS -mstackrealign" 608 AC_MSG_CHECKING([if 32-bit compiler supports -mstackrealign]) 609 AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])], 610 [ 611 AC_MSG_RESULT([yes]) 612 ], 613 [ 614 AC_MSG_RESULT([no]) 615 AC_MSG_ERROR([The selected compiler $CXX does not support -mstackrealign! Try to put another compiler in the path.]) 616 ]) 617fi 618 619C_FLAG_DEPS="-MMD -MF" 620CXX_FLAG_DEPS="-MMD -MF" 621 622case $COMPILER_TYPE in 623 CC ) 624 D_FLAG="-g" 625 case $COMPILER_NAME in 626 gcc ) 627 case $OPENJDK_TARGET_OS in 628 macosx ) 629 # On MacOSX we optimize for size, something 630 # we should do for all platforms? 631 C_O_FLAG_HI="-Os" 632 C_O_FLAG_NORM="-Os" 633 C_O_FLAG_NONE="" 634 ;; 635 *) 636 C_O_FLAG_HI="-O3" 637 C_O_FLAG_NORM="-O2" 638 C_O_FLAG_NONE="-O0" 639 CFLAGS_DEBUG_SYMBOLS="-g" 640 CXXFLAGS_DEBUG_SYMBOLS="-g" 641 if test "x$OPENJDK_TARGET_CPU_BITS" = "x64" && test "x$DEBUG_LEVEL" = "xfastdebug"; then 642 CFLAGS_DEBUG_SYMBOLS="-g1" 643 CXXFLAGS_DEBUG_SYMBOLS="-g1" 644 fi 645 ;; 646 esac 647 CXX_O_FLAG_HI="$C_O_FLAG_HI" 648 CXX_O_FLAG_NORM="$C_O_FLAG_NORM" 649 CXX_O_FLAG_NONE="$C_O_FLAG_NONE" 650 ;; 651 ossc ) 652 # 653 # Forte has different names for this with their C++ compiler... 654 # 655 C_FLAG_DEPS="-xMMD -xMF" 656 CXX_FLAG_DEPS="-xMMD -xMF" 657 658 # Extra options used with HIGHEST 659 # 660 # WARNING: Use of OPTIMIZATION_LEVEL=HIGHEST in your Makefile needs to be 661 # done with care, there are some assumptions below that need to 662 # be understood about the use of pointers, and IEEE behavior. 663 # 664 # Use non-standard floating point mode (not IEEE 754) 665 CC_HIGHEST="$CC_HIGHEST -fns" 666 # Do some simplification of floating point arithmetic (not IEEE 754) 667 CC_HIGHEST="$CC_HIGHEST -fsimple" 668 # Use single precision floating point with 'float' 669 CC_HIGHEST="$CC_HIGHEST -fsingle" 670 # Assume memory references via basic pointer types do not alias 671 # (Source with excessing pointer casting and data access with mixed 672 # pointer types are not recommended) 673 CC_HIGHEST="$CC_HIGHEST -xalias_level=basic" 674 # Use intrinsic or inline versions for math/std functions 675 # (If you expect perfect errno behavior, do not use this) 676 CC_HIGHEST="$CC_HIGHEST -xbuiltin=%all" 677 # Loop data dependency optimizations (need -xO3 or higher) 678 CC_HIGHEST="$CC_HIGHEST -xdepend" 679 # Pointer parameters to functions do not overlap 680 # (Similar to -xalias_level=basic usage, but less obvious sometimes. 681 # If you pass in multiple pointers to the same data, do not use this) 682 CC_HIGHEST="$CC_HIGHEST -xrestrict" 683 # Inline some library routines 684 # (If you expect perfect errno behavior, do not use this) 685 CC_HIGHEST="$CC_HIGHEST -xlibmil" 686 # Use optimized math routines 687 # (If you expect perfect errno behavior, do not use this) 688 # Can cause undefined external on Solaris 8 X86 on __sincos, removing for now 689 #CC_HIGHEST="$CC_HIGHEST -xlibmopt" 690 691 if test "x$OPENJDK_TARGET_CPU" = xsparc; then 692 CFLAGS_JDK="${CFLAGS_JDK} -xmemalign=4s" 693 CXXFLAGS_JDK="${CXXFLAGS_JDK} -xmemalign=4s" 694 fi 695 696 case $OPENJDK_TARGET_CPU_ARCH in 697 x86) 698 C_O_FLAG_HIGHEST="-xO4 -Wu,-O4~yz $CC_HIGHEST -xregs=no%frameptr" 699 C_O_FLAG_HI="-xO4 -Wu,-O4~yz -xregs=no%frameptr" 700 C_O_FLAG_NORM="-xO2 -Wu,-O2~yz -xregs=no%frameptr" 701 C_O_FLAG_NONE="-xregs=no%frameptr" 702 CXX_O_FLAG_HIGHEST="-xO4 -Qoption ube -O4~yz $CC_HIGHEST -xregs=no%frameptr" 703 CXX_O_FLAG_HI="-xO4 -Qoption ube -O4~yz -xregs=no%frameptr" 704 CXX_O_FLAG_NORM="-xO2 -Qoption ube -O2~yz -xregs=no%frameptr" 705 CXX_O_FLAG_NONE="-xregs=no%frameptr" 706 if test "x$OPENJDK_TARGET_CPU" = xx86; then 707 C_O_FLAG_HIGHEST="$C_O_FLAG_HIGHEST -xchip=pentium" 708 CXX_O_FLAG_HIGHEST="$CXX_O_FLAG_HIGHEST -xchip=pentium" 709 fi 710 ;; 711 sparc) 712 CFLAGS_JDKLIB_EXTRA="${CFLAGS_JDKLIB_EXTRA} -xregs=no%appl" 713 CXXFLAGS_JDKLIB_EXTRA="${CXXFLAGS_JDKLIB_EXTRA} -xregs=no%appl" 714 C_O_FLAG_HIGHEST="-xO4 -Wc,-Qrm-s -Wc,-Qiselect-T0 $CC_HIGHEST -xprefetch=auto,explicit -xchip=ultra" 715 C_O_FLAG_HI="-xO4 -Wc,-Qrm-s -Wc,-Qiselect-T0" 716 C_O_FLAG_NORM="-xO2 -Wc,-Qrm-s -Wc,-Qiselect-T0" 717 C_O_FLAG_NONE="" 718 CXX_O_FLAG_HIGHEST="-xO4 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0 $CC_HIGHEST -xprefetch=auto,explicit -xchip=ultra" 719 CXX_O_FLAG_HI="-xO4 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0" 720 CXX_O_FLAG_NORM="-xO2 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0" 721 CXX_O_FLAG_NONE="" 722 ;; 723 esac 724 725 CFLAGS_DEBUG_SYMBOLS="-g -xs" 726 CXXFLAGS_DEBUG_SYMBOLS="-g0 -xs" 727 esac 728 ;; 729 CL ) 730 D_FLAG= 731 C_O_FLAG_HIGHEST="-O2" 732 C_O_FLAG_HI="-O1" 733 C_O_FLAG_NORM="-O1" 734 C_O_FLAG_NONE="-Od" 735 CXX_O_FLAG_HIGHEST="$C_O_FLAG_HIGHEST" 736 CXX_O_FLAG_HI="$C_O_FLAG_HI" 737 CXX_O_FLAG_NORM="$C_O_FLAG_NORM" 738 CXX_O_FLAG_NONE="$C_O_FLAG_NONE" 739 ;; 740esac 741 742if test -z "$C_O_FLAG_HIGHEST"; then 743 C_O_FLAG_HIGHEST="$C_O_FLAG_HI" 744fi 745 746if test -z "$CXX_O_FLAG_HIGHEST"; then 747 CXX_O_FLAG_HIGHEST="$CXX_O_FLAG_HI" 748fi 749 750AC_SUBST(C_O_FLAG_HIGHEST) 751AC_SUBST(C_O_FLAG_HI) 752AC_SUBST(C_O_FLAG_NORM) 753AC_SUBST(C_O_FLAG_NONE) 754AC_SUBST(CXX_O_FLAG_HIGHEST) 755AC_SUBST(CXX_O_FLAG_HI) 756AC_SUBST(CXX_O_FLAG_NORM) 757AC_SUBST(CXX_O_FLAG_NONE) 758AC_SUBST(C_FLAG_DEPS) 759AC_SUBST(CXX_FLAG_DEPS) 760]) 761 762AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_JDK], 763[ 764 765if test "x$CFLAGS" != "x${ADDED_CFLAGS}"; then 766 AC_MSG_WARN([Ignoring CFLAGS($CFLAGS) found in environment. Use --with-extra-cflags]) 767fi 768 769if test "x$CXXFLAGS" != "x${ADDED_CXXFLAGS}"; then 770 AC_MSG_WARN([Ignoring CXXFLAGS($CXXFLAGS) found in environment. Use --with-extra-cxxflags]) 771fi 772 773if test "x$LDFLAGS" != "x${ADDED_LDFLAGS}"; then 774 AC_MSG_WARN([Ignoring LDFLAGS($LDFLAGS) found in environment. Use --with-extra-ldflags]) 775fi 776 777AC_ARG_WITH(extra-cflags, [AS_HELP_STRING([--with-extra-cflags], 778 [extra flags to be used when compiling jdk c-files])]) 779 780AC_ARG_WITH(extra-cxxflags, [AS_HELP_STRING([--with-extra-cxxflags], 781 [extra flags to be used when compiling jdk c++-files])]) 782 783AC_ARG_WITH(extra-ldflags, [AS_HELP_STRING([--with-extra-ldflags], 784 [extra flags to be used when linking jdk])]) 785 786CFLAGS_JDK="${CFLAGS_JDK} $with_extra_cflags" 787CXXFLAGS_JDK="${CXXFLAGS_JDK} $with_extra_cxxflags" 788LDFLAGS_JDK="${LDFLAGS_JDK} $with_extra_ldflags" 789 790# Hotspot needs these set in their legacy form 791LEGACY_EXTRA_CFLAGS=$with_extra_cflags 792LEGACY_EXTRA_CXXFLAGS=$with_extra_cxxflags 793LEGACY_EXTRA_LDFLAGS=$with_extra_ldflags 794 795AC_SUBST(LEGACY_EXTRA_CFLAGS) 796AC_SUBST(LEGACY_EXTRA_CXXFLAGS) 797AC_SUBST(LEGACY_EXTRA_LDFLAGS) 798 799############################################################################### 800# 801# Now setup the CFLAGS and LDFLAGS for the JDK build. 802# Later we will also have CFLAGS and LDFLAGS for the hotspot subrepo build. 803# 804case $COMPILER_NAME in 805 gcc ) 806 CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -W -Wall -Wno-unused -Wno-parentheses \ 807 -pipe \ 808 -D_GNU_SOURCE -D_REENTRANT -D_LARGEFILE64_SOURCE" 809 case $OPENJDK_TARGET_CPU_ARCH in 810 arm ) 811 # on arm we don't prevent gcc to omit frame pointer but do prevent strict aliasing 812 CFLAGS_JDK="${CFLAGS_JDK} -fno-strict-aliasing" 813 ;; 814 ppc ) 815 # on ppc we don't prevent gcc to omit frame pointer nor strict-aliasing 816 ;; 817 * ) 818 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -fno-omit-frame-pointer" 819 CFLAGS_JDK="${CFLAGS_JDK} -fno-strict-aliasing" 820 ;; 821 esac 822 ;; 823 ossc ) 824 CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -DTRACING -DMACRO_MEMSYS_OPS -DBREAKPTS" 825 case $OPENJDK_TARGET_CPU_ARCH in 826 x86 ) 827 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DcpuIntel -Di586 -D$OPENJDK_TARGET_CPU_LEGACY_LIB" 828 CFLAGS_JDK="$CFLAGS_JDK -erroff=E_BAD_PRAGMA_PACK_VALUE" 829 ;; 830 esac 831 832 CFLAGS_JDK="$CFLAGS_JDK -xc99=%none -xCC -errshort=tags -Xa -v -mt -W0,-noglobal" 833 CXXFLAGS_JDK="$CXXFLAGS_JDK -errtags=yes +w -mt -features=no%except -DCC_NOEX -norunpath -xnolib" 834 835 LDFLAGS_JDK="$LDFLAGS_JDK -z defs -xildoff -ztext" 836 LDFLAGS_CXX_JDK="$LDFLAGS_CXX_JDK -norunpath -xnolib" 837 ;; 838 cl ) 839 CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -Zi -MD -Zc:wchar_t- -W3 -wd4800 \ 840 -D_STATIC_CPPLIB -D_DISABLE_DEPRECATE_STATIC_CPPLIB -DWIN32_LEAN_AND_MEAN \ 841 -D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE \ 842 -DWIN32 -DIAL" 843 case $OPENJDK_TARGET_CPU in 844 x86 ) 845 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_X86_ -Dx86" 846 ;; 847 x86_64 ) 848 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_AMD64_ -Damd64" 849 ;; 850 esac 851 ;; 852esac 853 854############################################################################### 855 856CCXXFLAGS_JDK="$CCXXFLAGS_JDK $ADD_LP64" 857 858# The package path is used only on macosx? 859PACKAGE_PATH=/opt/local 860AC_SUBST(PACKAGE_PATH) 861 862if test "x$OPENJDK_TARGET_CPU_ENDIAN" = xlittle; then 863 # The macro _LITTLE_ENDIAN needs to be defined the same to avoid the 864 # Sun C compiler warning message: warning: macro redefined: _LITTLE_ENDIAN 865 # (The Solaris X86 system defines this in file /usr/include/sys/isa_defs.h). 866 # Note: -Dmacro is the same as #define macro 1 867 # -Dmacro= is the same as #define macro 868 if test "x$OPENJDK_TARGET_OS" = xsolaris; then 869 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN=" 870 else 871 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN" 872 fi 873else 874 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_BIG_ENDIAN" 875fi 876if test "x$OPENJDK_TARGET_OS" = xlinux; then 877 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DLINUX" 878fi 879if test "x$OPENJDK_TARGET_OS" = xwindows; then 880 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DWINDOWS" 881fi 882if test "x$OPENJDK_TARGET_OS" = xsolaris; then 883 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DSOLARIS" 884fi 885if test "x$OPENJDK_TARGET_OS" = xmacosx; then 886 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE" 887 # Setting these parameters makes it an error to link to macosx APIs that are 888 # newer than the given OS version and makes the linked binaries compatible even 889 # if built on a newer version of the OS. 890 # The expected format is X.Y.Z 891 MACOSX_VERSION_MIN=10.7.0 892 AC_SUBST(MACOSX_VERSION_MIN) 893 # The macro takes the version with no dots, ex: 1070 894 # Let the flags variables get resolved in make for easier override on make 895 # command line. 896 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMAC_OS_X_VERSION_MAX_ALLOWED=\$(subst .,,\$(MACOSX_VERSION_MIN)) -mmacosx-version-min=\$(MACOSX_VERSION_MIN)" 897 LDFLAGS_JDK="$LDFLAGS_JDK -mmacosx-version-min=\$(MACOSX_VERSION_MIN)" 898fi 899if test "x$OPENJDK_TARGET_OS" = xbsd; then 900 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DBSD -D_ALLBSD_SOURCE" 901fi 902if test "x$DEBUG_LEVEL" = xrelease; then 903 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DNDEBUG" 904 if test "x$OPENJDK_TARGET_OS" = xsolaris; then 905 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DTRIMMED" 906 fi 907else 908 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DDEBUG" 909fi 910 911CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DARCH='\"$OPENJDK_TARGET_CPU_LEGACY\"' -D$OPENJDK_TARGET_CPU_LEGACY" 912CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DRELEASE='\"$RELEASE\"'" 913 914CCXXFLAGS_JDK="$CCXXFLAGS_JDK \ 915 -I${JDK_OUTPUTDIR}/include \ 916 -I${JDK_OUTPUTDIR}/include/$OPENJDK_TARGET_OS \ 917 -I${JDK_TOPDIR}/src/share/javavm/export \ 918 -I${JDK_TOPDIR}/src/$OPENJDK_TARGET_OS_API_DIR/javavm/export \ 919 -I${JDK_TOPDIR}/src/share/native/common \ 920 -I${JDK_TOPDIR}/src/$OPENJDK_TARGET_OS_API_DIR/native/common" 921 922# The shared libraries are compiled using the picflag. 923CFLAGS_JDKLIB="$CCXXFLAGS_JDK $CFLAGS_JDK $PICFLAG $CFLAGS_JDKLIB_EXTRA" 924CXXFLAGS_JDKLIB="$CCXXFLAGS_JDK $CXXFLAGS_JDK $PICFLAG $CXXFLAGS_JDKLIB_EXTRA " 925 926# Executable flags 927CFLAGS_JDKEXE="$CCXXFLAGS_JDK $CFLAGS_JDK" 928CXXFLAGS_JDKEXE="$CCXXFLAGS_JDK $CXXFLAGS_JDK" 929 930# Now this is odd. The JDK native libraries have to link against libjvm.so 931# On 32-bit machines there is normally two distinct libjvm.so:s, client and server. 932# Which should we link to? Are we lucky enough that the binary api to the libjvm.so library 933# is identical for client and server? Yes. Which is picked at runtime (client or server)? 934# Neither, since the chosen libjvm.so has already been loaded by the launcher, all the following 935# libraries will link to whatever is in memory. Yuck. 936# 937# Thus we offer the compiler to find libjvm.so first in server then in client. It works. Ugh. 938if test "x$COMPILER_NAME" = xcl; then 939 LDFLAGS_JDK="$LDFLAGS_JDK -nologo -opt:ref -incremental:no" 940 if test "x$OPENJDK_TARGET_CPU" = xx86; then 941 LDFLAGS_JDK="$LDFLAGS_JDK -safeseh" 942 fi 943 # TODO: make -debug optional "--disable-full-debug-symbols" 944 LDFLAGS_JDK="$LDFLAGS_JDK -debug" 945 LDFLAGS_JDKLIB="${LDFLAGS_JDK} -dll -libpath:${JDK_OUTPUTDIR}/lib" 946 LDFLAGS_JDKLIB_SUFFIX="" 947 if test "x$OPENJDK_TARGET_CPU_BITS" = "x64"; then 948 LDFLAGS_STACK_SIZE=1048576 949 else 950 LDFLAGS_STACK_SIZE=327680 951 fi 952 LDFLAGS_JDKEXE="${LDFLAGS_JDK} /STACK:$LDFLAGS_STACK_SIZE" 953else 954 if test "x$COMPILER_NAME" = xgcc; then 955 # If this is a --hash-style=gnu system, use --hash-style=both, why? 956 HAS_GNU_HASH=`$CC -dumpspecs 2>/dev/null | $GREP 'hash-style=gnu'` 957 if test -n "$HAS_GNU_HASH"; then 958 LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker --hash-style=both " 959 fi 960 if test "x$OPENJDK_TARGET_OS" = xlinux; then 961 # And since we now know that the linker is gnu, then add -z defs, to forbid 962 # undefined symbols in object files. 963 LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker -z -Xlinker defs" 964 if test "x$DEBUG_LEVEL" = "xrelease"; then 965 # When building release libraries, tell the linker optimize them. 966 # Should this be supplied to the OSS linker as well? 967 LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker -O1" 968 fi 969 fi 970 fi 971 LDFLAGS_JDKLIB="${LDFLAGS_JDK} $SHARED_LIBRARY_FLAGS \ 972 -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}" 973 974 # On some platforms (mac) the linker warns about non existing -L dirs. 975 # Add server first if available. Linking aginst client does not always produce the same results. 976 # Only add client dir if client is being built. Add minimal (note not minimal1) if only building minimal1. 977 # Default to server for other variants. 978 if test "x$JVM_VARIANT_SERVER" = xtrue; then 979 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/server" 980 elif test "x$JVM_VARIANT_CLIENT" = xtrue; then 981 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/client" 982 elif test "x$JVM_VARIANT_MINIMAL1" = xtrue; then 983 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/minimal" 984 else 985 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/server" 986 fi 987 988 LDFLAGS_JDKLIB_SUFFIX="-ljava -ljvm" 989 if test "x$COMPILER_NAME" = xossc; then 990 LDFLAGS_JDKLIB_SUFFIX="$LDFLAGS_JDKLIB_SUFFIX -lc" 991 fi 992 993 LDFLAGS_JDKEXE="${LDFLAGS_JDK}" 994 if test "x$OPENJDK_TARGET_OS" = xlinux; then 995 LDFLAGS_JDKEXE="$LDFLAGS_JDKEXE -Xlinker --allow-shlib-undefined" 996 fi 997fi 998 999# Adjust flags according to debug level. 1000case $DEBUG_LEVEL in 1001 fastdebug ) 1002 CFLAGS="$CFLAGS $D_FLAG" 1003 JAVAC_FLAGS="$JAVAC_FLAGS -g" 1004 ;; 1005 slowdebug ) 1006 CFLAGS="$CFLAGS $D_FLAG" 1007 C_O_FLAG_HI="$C_O_FLAG_NONE" 1008 C_O_FLAG_NORM="$C_O_FLAG_NONE" 1009 CXX_O_FLAG_HI="$CXX_O_FLAG_NONE" 1010 CXX_O_FLAG_NORM="$CXX_O_FLAG_NONE" 1011 JAVAC_FLAGS="$JAVAC_FLAGS -g" 1012 ;; 1013esac 1014 1015 1016AC_SUBST(CFLAGS_JDKLIB) 1017AC_SUBST(CFLAGS_JDKEXE) 1018 1019AC_SUBST(CXXFLAGS_JDKLIB) 1020AC_SUBST(CXXFLAGS_JDKEXE) 1021 1022AC_SUBST(LDFLAGS_JDKLIB) 1023AC_SUBST(LDFLAGS_JDKEXE) 1024AC_SUBST(LDFLAGS_JDKLIB_SUFFIX) 1025AC_SUBST(LDFLAGS_JDKEXE_SUFFIX) 1026AC_SUBST(LDFLAGS_CXX_JDK) 1027]) 1028