toolchain.m4 revision 619:ffb4d2e95140
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# gcc is almost always present, but on Windows we 252# prefer cl.exe and on Solaris we prefer CC. 253# Thus test for them in this order. 254if test "x$OPENJDK_TARGET_OS" = xmacosx; then 255 # Do not probe for cc on MacOSX. 256 COMPILER_CHECK_LIST="cl gcc" 257else 258 COMPILER_CHECK_LIST="cl cc gcc" 259fi 260 261TOOLCHAIN_FIND_COMPILER([CC],[C],[$COMPILER_CHECK_LIST]) 262# Now that we have resolved CC ourself, let autoconf have it's go at it 263AC_PROG_CC([$CC]) 264 265### Locate C++ compiler (CXX) 266 267if test "x$OPENJDK_TARGET_OS" = xmacosx; then 268 # Do not probe for CC on MacOSX. 269 COMPILER_CHECK_LIST="cl g++" 270else 271 COMPILER_CHECK_LIST="cl CC g++" 272fi 273TOOLCHAIN_FIND_COMPILER([CXX],[C++],[$COMPILER_CHECK_LIST]) 274# Now that we have resolved CXX ourself, let autoconf have it's go at it 275AC_PROG_CXX([$CXX]) 276 277### Locate other tools 278 279if test "x$OPENJDK_TARGET_OS" = xmacosx; then 280 AC_PROG_OBJC 281 BASIC_FIXUP_EXECUTABLE(OBJC) 282else 283 OBJC= 284fi 285 286# Restore the flags to the user specified values. 287# This is necessary since AC_PROG_CC defaults CFLAGS to "-g -O2" 288CFLAGS="$ORG_CFLAGS" 289CXXFLAGS="$ORG_CXXFLAGS" 290OBJCFLAGS="$ORG_OBJCFLAGS" 291 292LD="$CC" 293LDEXE="$CC" 294LDCXX="$CXX" 295LDEXECXX="$CXX" 296AC_SUBST(LD) 297# LDEXE is the linker to use, when creating executables. 298AC_SUBST(LDEXE) 299# Linking C++ libraries. 300AC_SUBST(LDCXX) 301# Linking C++ executables. 302AC_SUBST(LDEXECXX) 303 304if test "x$OPENJDK_TARGET_OS" != xwindows; then 305 AC_CHECK_TOOL(AR, ar) 306 BASIC_FIXUP_EXECUTABLE(AR) 307fi 308if test "x$OPENJDK_TARGET_OS" = xmacosx; then 309 ARFLAGS="-r" 310else 311 ARFLAGS="" 312fi 313AC_SUBST(ARFLAGS) 314 315# For hotspot, we need these in Windows mixed path; other platforms keep them the same 316HOTSPOT_CXX="$CXX" 317HOTSPOT_LD="$LD" 318AC_SUBST(HOTSPOT_CXX) 319AC_SUBST(HOTSPOT_LD) 320 321COMPILER_NAME=gcc 322COMPILER_TYPE=CC 323AS_IF([test "x$OPENJDK_TARGET_OS" = xwindows], [ 324 # For now, assume that we are always compiling using cl.exe. 325 CC_OUT_OPTION=-Fo 326 EXE_OUT_OPTION=-out: 327 LD_OUT_OPTION=-out: 328 AR_OUT_OPTION=-out: 329 # On Windows, reject /usr/bin/link (as determined in CYGWIN_LINK), which is a cygwin 330 # program for something completely different. 331 AC_CHECK_PROG([WINLD], [link],[link],,, [$CYGWIN_LINK]) 332 # Since we must ignore the first found link, WINLD will contain 333 # the full path to the link.exe program. 334 BASIC_FIXUP_EXECUTABLE(WINLD) 335 printf "Windows linker was found at $WINLD\n" 336 AC_MSG_CHECKING([if the found link.exe is actually the Visual Studio linker]) 337 "$WINLD" --version > /dev/null 338 if test $? -eq 0 ; then 339 AC_MSG_RESULT([no]) 340 AC_MSG_ERROR([This is the Cygwin link tool. Please check your PATH and rerun configure.]) 341 else 342 AC_MSG_RESULT([yes]) 343 fi 344 LD="$WINLD" 345 LDEXE="$WINLD" 346 LDCXX="$WINLD" 347 LDEXECXX="$WINLD" 348 349 AC_CHECK_PROG([MT], [mt], [mt],,, [/usr/bin/mt]) 350 BASIC_FIXUP_EXECUTABLE(MT) 351 # The resource compiler 352 AC_CHECK_PROG([RC], [rc], [rc],,, [/usr/bin/rc]) 353 BASIC_FIXUP_EXECUTABLE(RC) 354 355 # For hotspot, we need these in Windows mixed path, 356 # so rewrite them all. Need added .exe suffix. 357 HOTSPOT_CXX="$CXX.exe" 358 HOTSPOT_LD="$LD.exe" 359 HOTSPOT_MT="$MT.exe" 360 HOTSPOT_RC="$RC.exe" 361 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_CXX) 362 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_LD) 363 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_MT) 364 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_RC) 365 AC_SUBST(HOTSPOT_MT) 366 AC_SUBST(HOTSPOT_RC) 367 368 RC_FLAGS="-nologo -l 0x409 -r" 369 AS_IF([test "x$VARIANT" = xOPT], [ 370 RC_FLAGS="$RC_FLAGS -d NDEBUG" 371 ]) 372 JDK_UPDATE_VERSION_NOTNULL=$JDK_UPDATE_VERSION 373 AS_IF([test "x$JDK_UPDATE_VERSION" = x], [ 374 JDK_UPDATE_VERSION_NOTNULL=0 375 ]) 376 RC_FLAGS="$RC_FLAGS -d \"JDK_BUILD_ID=$FULL_VERSION\"" 377 RC_FLAGS="$RC_FLAGS -d \"JDK_COMPANY=$COMPANY_NAME\"" 378 RC_FLAGS="$RC_FLAGS -d \"JDK_COMPONENT=$PRODUCT_NAME $JDK_RC_PLATFORM_NAME binary\"" 379 RC_FLAGS="$RC_FLAGS -d \"JDK_VER=$JDK_MINOR_VERSION.$JDK_MICRO_VERSION.$JDK_UPDATE_VERSION_NOTNULL.$COOKED_BUILD_NUMBER\"" 380 RC_FLAGS="$RC_FLAGS -d \"JDK_COPYRIGHT=Copyright \xA9 $COPYRIGHT_YEAR\"" 381 RC_FLAGS="$RC_FLAGS -d \"JDK_NAME=$PRODUCT_NAME $JDK_RC_PLATFORM_NAME $JDK_MINOR_VERSION $JDK_UPDATE_META_TAG\"" 382 RC_FLAGS="$RC_FLAGS -d \"JDK_FVER=$JDK_MINOR_VERSION,$JDK_MICRO_VERSION,$JDK_UPDATE_VERSION_NOTNULL,$COOKED_BUILD_NUMBER\"" 383 384 # lib.exe is used to create static libraries. 385 AC_CHECK_PROG([WINAR], [lib],[lib],,,) 386 BASIC_FIXUP_EXECUTABLE(WINAR) 387 AR="$WINAR" 388 ARFLAGS="-nologo -NODEFAULTLIB:MSVCRT" 389 390 AC_CHECK_PROG([DUMPBIN], [dumpbin], [dumpbin],,,) 391 BASIC_FIXUP_EXECUTABLE(DUMPBIN) 392 393 COMPILER_TYPE=CL 394 CCXXFLAGS="$CCXXFLAGS -nologo" 395]) 396AC_SUBST(RC_FLAGS) 397AC_SUBST(COMPILER_TYPE) 398 399AC_PROG_CPP 400BASIC_FIXUP_EXECUTABLE(CPP) 401 402AC_PROG_CXXCPP 403BASIC_FIXUP_EXECUTABLE(CXXCPP) 404 405if test "x$COMPILE_TYPE" != "xcross"; then 406 # If we are not cross compiling, use the same compilers for 407 # building the build platform executables. The cross-compilation 408 # case needed to be done earlier, but this can only be done after 409 # the native tools have been localized. 410 BUILD_CC="$CC" 411 BUILD_CXX="$CXX" 412 BUILD_LD="$LD" 413fi 414 415# for solaris we really need solaris tools, and not gnu equivalent 416# these seems to normally reside in /usr/ccs/bin so add that to path before 417# starting to probe 418# 419# NOTE: I add this /usr/ccs/bin after TOOLS but before OLD_PATH 420# so that it can be overriden --with-tools-dir 421if test "x$OPENJDK_BUILD_OS" = xsolaris; then 422 PATH="${TOOLS_DIR}:/usr/ccs/bin:${OLD_PATH}" 423fi 424 425# Find the right assembler. 426if test "x$OPENJDK_TARGET_OS" = xsolaris; then 427 AC_PATH_PROG(AS, as) 428 BASIC_FIXUP_EXECUTABLE(AS) 429else 430 AS="$CC -c" 431fi 432AC_SUBST(AS) 433 434if test "x$OPENJDK_TARGET_OS" = xsolaris; then 435 AC_PATH_PROGS(NM, [gnm nm]) 436 BASIC_FIXUP_EXECUTABLE(NM) 437 AC_PATH_PROG(STRIP, strip) 438 BASIC_FIXUP_EXECUTABLE(STRIP) 439 AC_PATH_PROG(MCS, mcs) 440 BASIC_FIXUP_EXECUTABLE(MCS) 441elif test "x$OPENJDK_TARGET_OS" != xwindows; then 442 AC_CHECK_TOOL(NM, nm) 443 BASIC_FIXUP_EXECUTABLE(NM) 444 AC_CHECK_TOOL(STRIP, strip) 445 BASIC_FIXUP_EXECUTABLE(STRIP) 446fi 447 448# objcopy is used for moving debug symbols to separate files when 449# full debug symbols are enabled. 450if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xlinux; then 451 AC_CHECK_TOOLS(OBJCOPY, [gobjcopy objcopy]) 452 # Only call fixup if objcopy was found. 453 if test -n "$OBJCOPY"; then 454 BASIC_FIXUP_EXECUTABLE(OBJCOPY) 455 fi 456fi 457 458AC_CHECK_TOOLS(OBJDUMP, [gobjdump objdump]) 459if test "x$OBJDUMP" != x; then 460 # Only used for compare.sh; we can live without it. BASIC_FIXUP_EXECUTABLE bails if argument is missing. 461 BASIC_FIXUP_EXECUTABLE(OBJDUMP) 462fi 463 464if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then 465 AC_PATH_PROG(LIPO, lipo) 466 BASIC_FIXUP_EXECUTABLE(LIPO) 467fi 468 469# Restore old path without tools dir 470PATH="$OLD_PATH" 471]) 472 473 474AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_LIBS], 475[ 476 477############################################################################### 478# 479# How to compile shared libraries. 480# 481 482if test "x$GCC" = xyes; then 483 COMPILER_NAME=gcc 484 PICFLAG="-fPIC" 485 LIBRARY_PREFIX=lib 486 SHARED_LIBRARY='lib[$]1.so' 487 STATIC_LIBRARY='lib[$]1.a' 488 SHARED_LIBRARY_FLAGS="-shared" 489 SHARED_LIBRARY_SUFFIX='.so' 490 STATIC_LIBRARY_SUFFIX='.a' 491 OBJ_SUFFIX='.o' 492 EXE_SUFFIX='' 493 SET_SHARED_LIBRARY_NAME='-Xlinker -soname=[$]1' 494 SET_SHARED_LIBRARY_MAPFILE='-Xlinker -version-script=[$]1' 495 C_FLAG_REORDER='' 496 CXX_FLAG_REORDER='' 497 SET_SHARED_LIBRARY_ORIGIN='-Xlinker -z -Xlinker origin -Xlinker -rpath -Xlinker \$$$$ORIGIN[$]1' 498 SET_EXECUTABLE_ORIGIN='-Xlinker -rpath -Xlinker \$$$$ORIGIN[$]1' 499 LD="$CC" 500 LDEXE="$CC" 501 LDCXX="$CXX" 502 LDEXECXX="$CXX" 503 POST_STRIP_CMD="$STRIP -g" 504 505 # Linking is different on MacOSX 506 if test "x$OPENJDK_TARGET_OS" = xmacosx; then 507 # Might change in the future to clang. 508 COMPILER_NAME=gcc 509 SHARED_LIBRARY='lib[$]1.dylib' 510 SHARED_LIBRARY_FLAGS="-dynamiclib -compatibility_version 1.0.0 -current_version 1.0.0 $PICFLAG" 511 SHARED_LIBRARY_SUFFIX='.dylib' 512 EXE_SUFFIX='' 513 SET_SHARED_LIBRARY_NAME='-Xlinker -install_name -Xlinker @rpath/[$]1' 514 SET_SHARED_LIBRARY_MAPFILE='' 515 SET_SHARED_LIBRARY_ORIGIN='-Xlinker -rpath -Xlinker @loader_path/.' 516 SET_EXECUTABLE_ORIGIN="$SET_SHARED_LIBRARY_ORIGIN" 517 POST_STRIP_CMD="$STRIP -S" 518 fi 519else 520 if test "x$OPENJDK_TARGET_OS" = xsolaris; then 521 # If it is not gcc, then assume it is the Oracle Solaris Studio Compiler 522 COMPILER_NAME=ossc 523 PICFLAG="-KPIC" 524 LIBRARY_PREFIX=lib 525 SHARED_LIBRARY='lib[$]1.so' 526 STATIC_LIBRARY='lib[$]1.a' 527 SHARED_LIBRARY_FLAGS="-G" 528 SHARED_LIBRARY_SUFFIX='.so' 529 STATIC_LIBRARY_SUFFIX='.a' 530 OBJ_SUFFIX='.o' 531 EXE_SUFFIX='' 532 SET_SHARED_LIBRARY_NAME='' 533 SET_SHARED_LIBRARY_MAPFILE='-M[$]1' 534 C_FLAG_REORDER='-xF' 535 CXX_FLAG_REORDER='-xF' 536 SET_SHARED_LIBRARY_ORIGIN='-R\$$$$ORIGIN[$]1' 537 SET_EXECUTABLE_ORIGIN="$SET_SHARED_LIBRARY_ORIGIN" 538 CFLAGS_JDK="${CFLAGS_JDK} -D__solaris__" 539 CXXFLAGS_JDK="${CXXFLAGS_JDK} -D__solaris__" 540 CFLAGS_JDKLIB_EXTRA='-xstrconst' 541 POST_STRIP_CMD="$STRIP -x" 542 POST_MCS_CMD="$MCS -d -a \"JDK $FULL_VERSION\"" 543 fi 544 if test "x$OPENJDK_TARGET_OS" = xwindows; then 545 # If it is not gcc, then assume it is the MS Visual Studio compiler 546 COMPILER_NAME=cl 547 PICFLAG="" 548 LIBRARY_PREFIX= 549 SHARED_LIBRARY='[$]1.dll' 550 STATIC_LIBRARY='[$]1.lib' 551 SHARED_LIBRARY_FLAGS="-LD" 552 SHARED_LIBRARY_SUFFIX='.dll' 553 STATIC_LIBRARY_SUFFIX='.lib' 554 OBJ_SUFFIX='.obj' 555 EXE_SUFFIX='.exe' 556 SET_SHARED_LIBRARY_NAME='' 557 SET_SHARED_LIBRARY_MAPFILE='' 558 SET_SHARED_LIBRARY_ORIGIN='' 559 SET_EXECUTABLE_ORIGIN='' 560 fi 561fi 562 563AC_SUBST(OBJ_SUFFIX) 564AC_SUBST(SHARED_LIBRARY) 565AC_SUBST(STATIC_LIBRARY) 566AC_SUBST(LIBRARY_PREFIX) 567AC_SUBST(SHARED_LIBRARY_SUFFIX) 568AC_SUBST(STATIC_LIBRARY_SUFFIX) 569AC_SUBST(EXE_SUFFIX) 570AC_SUBST(SHARED_LIBRARY_FLAGS) 571AC_SUBST(SET_SHARED_LIBRARY_NAME) 572AC_SUBST(SET_SHARED_LIBRARY_MAPFILE) 573AC_SUBST(C_FLAG_REORDER) 574AC_SUBST(CXX_FLAG_REORDER) 575AC_SUBST(SET_SHARED_LIBRARY_ORIGIN) 576AC_SUBST(SET_EXECUTABLE_ORIGIN) 577AC_SUBST(POST_STRIP_CMD) 578AC_SUBST(POST_MCS_CMD) 579 580# The (cross) compiler is now configured, we can now test capabilities 581# of the target platform. 582]) 583 584AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION], 585[ 586 587############################################################################### 588# 589# Setup the opt flags for different compilers 590# and different operating systems. 591# 592 593# 594# NOTE: check for -mstackrealign needs to be below potential addition of -m32 595# 596if test "x$OPENJDK_TARGET_CPU_BITS" = x32 && test "x$OPENJDK_TARGET_OS" = xmacosx; then 597 # On 32-bit MacOSX the OS requires C-entry points to be 16 byte aligned. 598 # While waiting for a better solution, the current workaround is to use -mstackrealign. 599 CFLAGS="$CFLAGS -mstackrealign" 600 AC_MSG_CHECKING([if 32-bit compiler supports -mstackrealign]) 601 AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])], 602 [ 603 AC_MSG_RESULT([yes]) 604 ], 605 [ 606 AC_MSG_RESULT([no]) 607 AC_MSG_ERROR([The selected compiler $CXX does not support -mstackrealign! Try to put another compiler in the path.]) 608 ]) 609fi 610 611C_FLAG_DEPS="-MMD -MF" 612CXX_FLAG_DEPS="-MMD -MF" 613 614case $COMPILER_TYPE in 615 CC ) 616 D_FLAG="-g" 617 case $COMPILER_NAME in 618 gcc ) 619 case $OPENJDK_TARGET_OS in 620 macosx ) 621 # On MacOSX we optimize for size, something 622 # we should do for all platforms? 623 C_O_FLAG_HI="-Os" 624 C_O_FLAG_NORM="-Os" 625 C_O_FLAG_NONE="" 626 ;; 627 *) 628 C_O_FLAG_HI="-O3" 629 C_O_FLAG_NORM="-O2" 630 C_O_FLAG_NONE="-O0" 631 CFLAGS_DEBUG_SYMBOLS="-g" 632 CXXFLAGS_DEBUG_SYMBOLS="-g" 633 if test "x$OPENJDK_TARGET_CPU_BITS" = "x64" && test "x$DEBUG_LEVEL" = "xfastdebug"; then 634 CFLAGS_DEBUG_SYMBOLS="-g1" 635 CXXFLAGS_DEBUG_SYMBOLS="-g1" 636 fi 637 ;; 638 esac 639 CXX_O_FLAG_HI="$C_O_FLAG_HI" 640 CXX_O_FLAG_NORM="$C_O_FLAG_NORM" 641 CXX_O_FLAG_NONE="$C_O_FLAG_NONE" 642 ;; 643 ossc ) 644 # 645 # Forte has different names for this with their C++ compiler... 646 # 647 C_FLAG_DEPS="-xMMD -xMF" 648 CXX_FLAG_DEPS="-xMMD -xMF" 649 650 # Extra options used with HIGHEST 651 # 652 # WARNING: Use of OPTIMIZATION_LEVEL=HIGHEST in your Makefile needs to be 653 # done with care, there are some assumptions below that need to 654 # be understood about the use of pointers, and IEEE behavior. 655 # 656 # Use non-standard floating point mode (not IEEE 754) 657 CC_HIGHEST="$CC_HIGHEST -fns" 658 # Do some simplification of floating point arithmetic (not IEEE 754) 659 CC_HIGHEST="$CC_HIGHEST -fsimple" 660 # Use single precision floating point with 'float' 661 CC_HIGHEST="$CC_HIGHEST -fsingle" 662 # Assume memory references via basic pointer types do not alias 663 # (Source with excessing pointer casting and data access with mixed 664 # pointer types are not recommended) 665 CC_HIGHEST="$CC_HIGHEST -xalias_level=basic" 666 # Use intrinsic or inline versions for math/std functions 667 # (If you expect perfect errno behavior, do not use this) 668 CC_HIGHEST="$CC_HIGHEST -xbuiltin=%all" 669 # Loop data dependency optimizations (need -xO3 or higher) 670 CC_HIGHEST="$CC_HIGHEST -xdepend" 671 # Pointer parameters to functions do not overlap 672 # (Similar to -xalias_level=basic usage, but less obvious sometimes. 673 # If you pass in multiple pointers to the same data, do not use this) 674 CC_HIGHEST="$CC_HIGHEST -xrestrict" 675 # Inline some library routines 676 # (If you expect perfect errno behavior, do not use this) 677 CC_HIGHEST="$CC_HIGHEST -xlibmil" 678 # Use optimized math routines 679 # (If you expect perfect errno behavior, do not use this) 680 # Can cause undefined external on Solaris 8 X86 on __sincos, removing for now 681 #CC_HIGHEST="$CC_HIGHEST -xlibmopt" 682 683 if test "x$OPENJDK_TARGET_CPU" = xsparc; then 684 CFLAGS_JDK="${CFLAGS_JDK} -xmemalign=4s" 685 CXXFLAGS_JDK="${CXXFLAGS_JDK} -xmemalign=4s" 686 fi 687 688 case $OPENJDK_TARGET_CPU_ARCH in 689 x86) 690 C_O_FLAG_HIGHEST="-xO4 -Wu,-O4~yz $CC_HIGHEST -xregs=no%frameptr" 691 C_O_FLAG_HI="-xO4 -Wu,-O4~yz -xregs=no%frameptr" 692 C_O_FLAG_NORM="-xO2 -Wu,-O2~yz -xregs=no%frameptr" 693 C_O_FLAG_NONE="-xregs=no%frameptr" 694 CXX_O_FLAG_HIGHEST="-xO4 -Qoption ube -O4~yz $CC_HIGHEST -xregs=no%frameptr" 695 CXX_O_FLAG_HI="-xO4 -Qoption ube -O4~yz -xregs=no%frameptr" 696 CXX_O_FLAG_NORM="-xO2 -Qoption ube -O2~yz -xregs=no%frameptr" 697 CXX_O_FLAG_NONE="-xregs=no%frameptr" 698 if test "x$OPENJDK_TARGET_CPU" = xx86; then 699 C_O_FLAG_HIGHEST="$C_O_FLAG_HIGHEST -xchip=pentium" 700 CXX_O_FLAG_HIGHEST="$CXX_O_FLAG_HIGHEST -xchip=pentium" 701 fi 702 ;; 703 sparc) 704 CFLAGS_JDKLIB_EXTRA="${CFLAGS_JDKLIB_EXTRA} -xregs=no%appl" 705 CXXFLAGS_JDKLIB_EXTRA="${CXXFLAGS_JDKLIB_EXTRA} -xregs=no%appl" 706 C_O_FLAG_HIGHEST="-xO4 -Wc,-Qrm-s -Wc,-Qiselect-T0 $CC_HIGHEST -xprefetch=auto,explicit -xchip=ultra" 707 C_O_FLAG_HI="-xO4 -Wc,-Qrm-s -Wc,-Qiselect-T0" 708 C_O_FLAG_NORM="-xO2 -Wc,-Qrm-s -Wc,-Qiselect-T0" 709 C_O_FLAG_NONE="" 710 CXX_O_FLAG_HIGHEST="-xO4 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0 $CC_HIGHEST -xprefetch=auto,explicit -xchip=ultra" 711 CXX_O_FLAG_HI="-xO4 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0" 712 CXX_O_FLAG_NORM="-xO2 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0" 713 CXX_O_FLAG_NONE="" 714 ;; 715 esac 716 717 CFLAGS_DEBUG_SYMBOLS="-g -xs" 718 CXXFLAGS_DEBUG_SYMBOLS="-g0 -xs" 719 esac 720 ;; 721 CL ) 722 D_FLAG= 723 C_O_FLAG_HIGHEST="-O2" 724 C_O_FLAG_HI="-O1" 725 C_O_FLAG_NORM="-O1" 726 C_O_FLAG_NONE="-Od" 727 CXX_O_FLAG_HIGHEST="$C_O_FLAG_HIGHEST" 728 CXX_O_FLAG_HI="$C_O_FLAG_HI" 729 CXX_O_FLAG_NORM="$C_O_FLAG_NORM" 730 CXX_O_FLAG_NONE="$C_O_FLAG_NONE" 731 ;; 732esac 733 734if test -z "$C_O_FLAG_HIGHEST"; then 735 C_O_FLAG_HIGHEST="$C_O_FLAG_HI" 736fi 737 738if test -z "$CXX_O_FLAG_HIGHEST"; then 739 CXX_O_FLAG_HIGHEST="$CXX_O_FLAG_HI" 740fi 741 742AC_SUBST(C_O_FLAG_HIGHEST) 743AC_SUBST(C_O_FLAG_HI) 744AC_SUBST(C_O_FLAG_NORM) 745AC_SUBST(C_O_FLAG_NONE) 746AC_SUBST(CXX_O_FLAG_HIGHEST) 747AC_SUBST(CXX_O_FLAG_HI) 748AC_SUBST(CXX_O_FLAG_NORM) 749AC_SUBST(CXX_O_FLAG_NONE) 750AC_SUBST(C_FLAG_DEPS) 751AC_SUBST(CXX_FLAG_DEPS) 752]) 753 754AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_JDK], 755[ 756 757if test "x$CFLAGS" != "x${ADDED_CFLAGS}"; then 758 AC_MSG_WARN([Ignoring CFLAGS($CFLAGS) found in environment. Use --with-extra-cflags]) 759fi 760 761if test "x$CXXFLAGS" != "x${ADDED_CXXFLAGS}"; then 762 AC_MSG_WARN([Ignoring CXXFLAGS($CXXFLAGS) found in environment. Use --with-extra-cxxflags]) 763fi 764 765if test "x$LDFLAGS" != "x${ADDED_LDFLAGS}"; then 766 AC_MSG_WARN([Ignoring LDFLAGS($LDFLAGS) found in environment. Use --with-extra-ldflags]) 767fi 768 769AC_ARG_WITH(extra-cflags, [AS_HELP_STRING([--with-extra-cflags], 770 [extra flags to be used when compiling jdk c-files])]) 771 772AC_ARG_WITH(extra-cxxflags, [AS_HELP_STRING([--with-extra-cxxflags], 773 [extra flags to be used when compiling jdk c++-files])]) 774 775AC_ARG_WITH(extra-ldflags, [AS_HELP_STRING([--with-extra-ldflags], 776 [extra flags to be used when linking jdk])]) 777 778CFLAGS_JDK="${CFLAGS_JDK} $with_extra_cflags" 779CXXFLAGS_JDK="${CXXFLAGS_JDK} $with_extra_cxxflags" 780LDFLAGS_JDK="${LDFLAGS_JDK} $with_extra_ldflags" 781 782# Hotspot needs these set in their legacy form 783LEGACY_EXTRA_CFLAGS=$with_extra_cflags 784LEGACY_EXTRA_CXXFLAGS=$with_extra_cxxflags 785LEGACY_EXTRA_LDFLAGS=$with_extra_ldflags 786 787AC_SUBST(LEGACY_EXTRA_CFLAGS) 788AC_SUBST(LEGACY_EXTRA_CXXFLAGS) 789AC_SUBST(LEGACY_EXTRA_LDFLAGS) 790 791############################################################################### 792# 793# Now setup the CFLAGS and LDFLAGS for the JDK build. 794# Later we will also have CFLAGS and LDFLAGS for the hotspot subrepo build. 795# 796case $COMPILER_NAME in 797 gcc ) 798 CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -W -Wall -Wno-unused -Wno-parentheses \ 799 -pipe \ 800 -D_GNU_SOURCE -D_REENTRANT -D_LARGEFILE64_SOURCE" 801 case $OPENJDK_TARGET_CPU_ARCH in 802 arm ) 803 # on arm we don't prevent gcc to omit frame pointer but do prevent strict aliasing 804 CFLAGS_JDK="${CFLAGS_JDK} -fno-strict-aliasing" 805 ;; 806 ppc ) 807 # on ppc we don't prevent gcc to omit frame pointer nor strict-aliasing 808 ;; 809 * ) 810 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -fno-omit-frame-pointer" 811 CFLAGS_JDK="${CFLAGS_JDK} -fno-strict-aliasing" 812 ;; 813 esac 814 ;; 815 ossc ) 816 CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -DTRACING -DMACRO_MEMSYS_OPS -DBREAKPTS" 817 case $OPENJDK_TARGET_CPU_ARCH in 818 x86 ) 819 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DcpuIntel -Di586 -D$OPENJDK_TARGET_CPU_LEGACY_LIB" 820 CFLAGS_JDK="$CFLAGS_JDK -erroff=E_BAD_PRAGMA_PACK_VALUE" 821 ;; 822 esac 823 824 CFLAGS_JDK="$CFLAGS_JDK -xc99=%none -xCC -errshort=tags -Xa -v -mt -W0,-noglobal" 825 CXXFLAGS_JDK="$CXXFLAGS_JDK -errtags=yes +w -mt -features=no%except -DCC_NOEX -norunpath -xnolib" 826 827 LDFLAGS_JDK="$LDFLAGS_JDK -z defs -xildoff -ztext" 828 LDFLAGS_CXX_JDK="$LDFLAGS_CXX_JDK -norunpath -xnolib" 829 ;; 830 cl ) 831 CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -Zi -MD -Zc:wchar_t- -W3 -wd4800 \ 832 -D_STATIC_CPPLIB -D_DISABLE_DEPRECATE_STATIC_CPPLIB -DWIN32_LEAN_AND_MEAN \ 833 -D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE \ 834 -DWIN32 -DIAL" 835 case $OPENJDK_TARGET_CPU in 836 x86 ) 837 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_X86_ -Dx86" 838 ;; 839 x86_64 ) 840 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_AMD64_ -Damd64" 841 ;; 842 esac 843 ;; 844esac 845 846############################################################################### 847 848CCXXFLAGS_JDK="$CCXXFLAGS_JDK $ADD_LP64" 849 850# The package path is used only on macosx? 851PACKAGE_PATH=/opt/local 852AC_SUBST(PACKAGE_PATH) 853 854if test "x$OPENJDK_TARGET_CPU_ENDIAN" = xlittle; then 855 # The macro _LITTLE_ENDIAN needs to be defined the same to avoid the 856 # Sun C compiler warning message: warning: macro redefined: _LITTLE_ENDIAN 857 # (The Solaris X86 system defines this in file /usr/include/sys/isa_defs.h). 858 # Note: -Dmacro is the same as #define macro 1 859 # -Dmacro= is the same as #define macro 860 if test "x$OPENJDK_TARGET_OS" = xsolaris; then 861 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN=" 862 else 863 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN" 864 fi 865else 866 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_BIG_ENDIAN" 867fi 868if test "x$OPENJDK_TARGET_OS" = xlinux; then 869 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DLINUX" 870fi 871if test "x$OPENJDK_TARGET_OS" = xwindows; then 872 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DWINDOWS" 873fi 874if test "x$OPENJDK_TARGET_OS" = xsolaris; then 875 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DSOLARIS" 876fi 877if test "x$OPENJDK_TARGET_OS" = xmacosx; then 878 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE" 879 # Adding these macros will make it an error to link to mac APIs newer than OS version 10.7 880 MACOSX_REQUIRED_VERSION=1070 881 AC_SUBST(MACOSX_REQUIRED_VERSION) 882 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMAC_OS_X_VERSION_MAX_ALLOWED=\$(MACOSX_REQUIRED_VERSION) -DMAC_OS_X_VERSION_MIN_REQUIRED=\$(MACOSX_REQUIRED_VERSION)" 883fi 884if test "x$OPENJDK_TARGET_OS" = xbsd; then 885 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DBSD -D_ALLBSD_SOURCE" 886fi 887if test "x$DEBUG_LEVEL" = xrelease; then 888 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DNDEBUG" 889 if test "x$OPENJDK_TARGET_OS" = xsolaris; then 890 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DTRIMMED" 891 fi 892else 893 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DDEBUG" 894fi 895 896CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DARCH='\"$OPENJDK_TARGET_CPU_LEGACY\"' -D$OPENJDK_TARGET_CPU_LEGACY" 897CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DRELEASE='\"$RELEASE\"'" 898 899CCXXFLAGS_JDK="$CCXXFLAGS_JDK \ 900 -I${JDK_OUTPUTDIR}/include \ 901 -I${JDK_OUTPUTDIR}/include/$OPENJDK_TARGET_OS \ 902 -I${JDK_TOPDIR}/src/share/javavm/export \ 903 -I${JDK_TOPDIR}/src/$OPENJDK_TARGET_OS_API_DIR/javavm/export \ 904 -I${JDK_TOPDIR}/src/share/native/common \ 905 -I${JDK_TOPDIR}/src/$OPENJDK_TARGET_OS_API_DIR/native/common" 906 907# The shared libraries are compiled using the picflag. 908CFLAGS_JDKLIB="$CCXXFLAGS_JDK $CFLAGS_JDK $PICFLAG $CFLAGS_JDKLIB_EXTRA" 909CXXFLAGS_JDKLIB="$CCXXFLAGS_JDK $CXXFLAGS_JDK $PICFLAG $CXXFLAGS_JDKLIB_EXTRA " 910 911# Executable flags 912CFLAGS_JDKEXE="$CCXXFLAGS_JDK $CFLAGS_JDK" 913CXXFLAGS_JDKEXE="$CCXXFLAGS_JDK $CXXFLAGS_JDK" 914 915# Now this is odd. The JDK native libraries have to link against libjvm.so 916# On 32-bit machines there is normally two distinct libjvm.so:s, client and server. 917# Which should we link to? Are we lucky enough that the binary api to the libjvm.so library 918# is identical for client and server? Yes. Which is picked at runtime (client or server)? 919# Neither, since the chosen libjvm.so has already been loaded by the launcher, all the following 920# libraries will link to whatever is in memory. Yuck. 921# 922# Thus we offer the compiler to find libjvm.so first in server then in client. It works. Ugh. 923if test "x$COMPILER_NAME" = xcl; then 924 LDFLAGS_JDK="$LDFLAGS_JDK -nologo -opt:ref -incremental:no" 925 if test "x$OPENJDK_TARGET_CPU" = xx86; then 926 LDFLAGS_JDK="$LDFLAGS_JDK -safeseh" 927 fi 928 # TODO: make -debug optional "--disable-full-debug-symbols" 929 LDFLAGS_JDK="$LDFLAGS_JDK -debug" 930 LDFLAGS_JDKLIB="${LDFLAGS_JDK} -dll -libpath:${JDK_OUTPUTDIR}/lib" 931 LDFLAGS_JDKLIB_SUFFIX="" 932 if test "x$OPENJDK_TARGET_CPU_BITS" = "x64"; then 933 LDFLAGS_STACK_SIZE=1048576 934 else 935 LDFLAGS_STACK_SIZE=327680 936 fi 937 LDFLAGS_JDKEXE="${LDFLAGS_JDK} /STACK:$LDFLAGS_STACK_SIZE" 938else 939 if test "x$COMPILER_NAME" = xgcc; then 940 # If this is a --hash-style=gnu system, use --hash-style=both, why? 941 HAS_GNU_HASH=`$CC -dumpspecs 2>/dev/null | $GREP 'hash-style=gnu'` 942 if test -n "$HAS_GNU_HASH"; then 943 LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker --hash-style=both " 944 fi 945 if test "x$OPENJDK_TARGET_OS" = xlinux; then 946 # And since we now know that the linker is gnu, then add -z defs, to forbid 947 # undefined symbols in object files. 948 LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker -z -Xlinker defs" 949 if test "x$DEBUG_LEVEL" = "xrelease"; then 950 # When building release libraries, tell the linker optimize them. 951 # Should this be supplied to the OSS linker as well? 952 LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker -O1" 953 fi 954 fi 955 fi 956 LDFLAGS_JDKLIB="${LDFLAGS_JDK} $SHARED_LIBRARY_FLAGS \ 957 -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}" 958 959 # On some platforms (mac) the linker warns about non existing -L dirs. 960 # Add server first if available. Linking aginst client does not always produce the same results. 961 # Only add client dir if client is being built. Add minimal (note not minimal1) if only building minimal1. 962 # Default to server for other variants. 963 if test "x$JVM_VARIANT_SERVER" = xtrue; then 964 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/server" 965 elif test "x$JVM_VARIANT_CLIENT" = xtrue; then 966 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/client" 967 elif test "x$JVM_VARIANT_MINIMAL1" = xtrue; then 968 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/minimal" 969 else 970 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/server" 971 fi 972 973 LDFLAGS_JDKLIB_SUFFIX="-ljava -ljvm" 974 if test "x$COMPILER_NAME" = xossc; then 975 LDFLAGS_JDKLIB_SUFFIX="$LDFLAGS_JDKLIB_SUFFIX -lc" 976 fi 977 978 LDFLAGS_JDKEXE="${LDFLAGS_JDK}" 979 if test "x$OPENJDK_TARGET_OS" = xlinux; then 980 LDFLAGS_JDKEXE="$LDFLAGS_JDKEXE -Xlinker --allow-shlib-undefined" 981 fi 982fi 983 984# Adjust flags according to debug level. 985case $DEBUG_LEVEL in 986 fastdebug ) 987 CFLAGS="$CFLAGS $D_FLAG" 988 JAVAC_FLAGS="$JAVAC_FLAGS -g" 989 ;; 990 slowdebug ) 991 CFLAGS="$CFLAGS $D_FLAG" 992 C_O_FLAG_HI="$C_O_FLAG_NONE" 993 C_O_FLAG_NORM="$C_O_FLAG_NONE" 994 CXX_O_FLAG_HI="$CXX_O_FLAG_NONE" 995 CXX_O_FLAG_NORM="$CXX_O_FLAG_NONE" 996 JAVAC_FLAGS="$JAVAC_FLAGS -g" 997 ;; 998esac 999 1000 1001AC_SUBST(CFLAGS_JDKLIB) 1002AC_SUBST(CFLAGS_JDKEXE) 1003 1004AC_SUBST(CXXFLAGS_JDKLIB) 1005AC_SUBST(CXXFLAGS_JDKEXE) 1006 1007AC_SUBST(LDFLAGS_JDKLIB) 1008AC_SUBST(LDFLAGS_JDKEXE) 1009AC_SUBST(LDFLAGS_JDKLIB_SUFFIX) 1010AC_SUBST(LDFLAGS_JDKEXE_SUFFIX) 1011AC_SUBST(LDFLAGS_CXX_JDK) 1012]) 1013