toolchain.m4 revision 940:81632308f60d
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 | $TR -d '\r'` 51 COMPILER_VERSION=`$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 179 TOOLCHAIN_SETUP_DXSDK 180fi 181 182AC_SUBST(MSVCR_DLL) 183 184# If --build AND --host is set, then the configure script will find any 185# cross compilation tools in the PATH. Cross compilation tools 186# follows the cross compilation standard where they are prefixed with ${host}. 187# For example the binary i686-sun-solaris2.10-gcc 188# will cross compile for i686-sun-solaris2.10 189# If neither of build and host is not set, then build=host and the 190# default compiler found in the path will be used. 191# Setting only --host, does not seem to be really supported. 192# Please set both --build and --host if you want to cross compile. 193 194if test "x$COMPILE_TYPE" = "xcross"; then 195 # Now we to find a C/C++ compiler that can build executables for the build 196 # platform. We can't use the AC_PROG_CC macro, since it can only be used 197 # once. Also, we need to do this before adding a tools dir to the path, 198 # otherwise we might pick up cross-compilers which don't use standard naming. 199 # Otherwise, we'll set the BUILD_tools to the native tools, but that'll have 200 # to wait until they are properly discovered. 201 AC_PATH_PROGS(BUILD_CC, [cl cc gcc]) 202 BASIC_FIXUP_EXECUTABLE(BUILD_CC) 203 AC_PATH_PROGS(BUILD_CXX, [cl CC g++]) 204 BASIC_FIXUP_EXECUTABLE(BUILD_CXX) 205 AC_PATH_PROG(BUILD_LD, ld) 206 BASIC_FIXUP_EXECUTABLE(BUILD_LD) 207fi 208AC_SUBST(BUILD_CC) 209AC_SUBST(BUILD_CXX) 210AC_SUBST(BUILD_LD) 211 212# If a devkit is found on the builddeps server, then prepend its path to the 213# PATH variable. If there are cross compilers available in the devkit, these 214# will be found by AC_PROG_CC et al. 215DEVKIT= 216BDEPS_CHECK_MODULE(DEVKIT, devkit, xxx, 217 [# Found devkit 218 PATH="$DEVKIT/bin:$PATH" 219 SYS_ROOT="$DEVKIT/${rewritten_target}/sys-root" 220 if test "x$x_includes" = "xNONE"; then 221 x_includes="$SYS_ROOT/usr/include/X11" 222 fi 223 if test "x$x_libraries" = "xNONE"; then 224 x_libraries="$SYS_ROOT/usr/lib" 225 fi 226 ], 227 []) 228 229# Store the CFLAGS etal passed to the configure script. 230ORG_CFLAGS="$CFLAGS" 231ORG_CXXFLAGS="$CXXFLAGS" 232ORG_OBJCFLAGS="$OBJCFLAGS" 233 234# autoconf magic only relies on PATH, so update it if tools dir is specified 235OLD_PATH="$PATH" 236if test "x$TOOLS_DIR" != x; then 237 PATH=$TOOLS_DIR:$PATH 238fi 239 240 241### Locate C compiler (CC) 242 243# On windows, only cl.exe is supported. 244# On Solaris, cc is preferred to gcc. 245# Elsewhere, gcc is preferred to cc. 246 247if test "x$CC" != x; then 248 COMPILER_CHECK_LIST="$CC" 249elif test "x$OPENJDK_TARGET_OS" = "xwindows"; then 250 COMPILER_CHECK_LIST="cl" 251elif test "x$OPENJDK_TARGET_OS" = "xsolaris"; then 252 COMPILER_CHECK_LIST="cc gcc" 253else 254 COMPILER_CHECK_LIST="gcc cc" 255fi 256 257TOOLCHAIN_FIND_COMPILER([CC],[C],[$COMPILER_CHECK_LIST]) 258# Now that we have resolved CC ourself, let autoconf have its go at it 259AC_PROG_CC([$CC]) 260 261### Locate C++ compiler (CXX) 262 263if test "x$CXX" != x; then 264 COMPILER_CHECK_LIST="$CXX" 265elif test "x$OPENJDK_TARGET_OS" = "xwindows"; then 266 COMPILER_CHECK_LIST="cl" 267elif test "x$OPENJDK_TARGET_OS" = "xsolaris"; then 268 COMPILER_CHECK_LIST="CC g++" 269else 270 COMPILER_CHECK_LIST="g++ CC" 271fi 272 273TOOLCHAIN_FIND_COMPILER([CXX],[C++],[$COMPILER_CHECK_LIST]) 274# Now that we have resolved CXX ourself, let autoconf have its 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 ]) 372 373 # The version variables used to create RC_FLAGS may be overridden 374 # in a custom configure script, or possibly the command line. 375 # Let those variables be expanded at make time in spec.gmk. 376 # The \$ are escaped to the shell, and the $(...) variables 377 # are evaluated by make. 378 RC_FLAGS="$RC_FLAGS \ 379 -d \"JDK_BUILD_ID=\$(FULL_VERSION)\" \ 380 -d \"JDK_COMPANY=\$(COMPANY_NAME)\" \ 381 -d \"JDK_COMPONENT=\$(PRODUCT_NAME) \$(JDK_RC_PLATFORM_NAME) binary\" \ 382 -d \"JDK_VER=\$(JDK_MINOR_VERSION).\$(JDK_MICRO_VERSION).\$(if \$(JDK_UPDATE_VERSION),\$(JDK_UPDATE_VERSION),0).\$(COOKED_BUILD_NUMBER)\" \ 383 -d \"JDK_COPYRIGHT=Copyright \xA9 $COPYRIGHT_YEAR\" \ 384 -d \"JDK_NAME=\$(PRODUCT_NAME) \$(JDK_RC_PLATFORM_NAME) \$(JDK_MINOR_VERSION) \$(JDK_UPDATE_META_TAG)\" \ 385 -d \"JDK_FVER=\$(JDK_MINOR_VERSION),\$(JDK_MICRO_VERSION),\$(if \$(JDK_UPDATE_VERSION),\$(JDK_UPDATE_VERSION),0),\$(COOKED_BUILD_NUMBER)\"" 386 387 # lib.exe is used to create static libraries. 388 AC_CHECK_PROG([WINAR], [lib],[lib],,,) 389 BASIC_FIXUP_EXECUTABLE(WINAR) 390 AR="$WINAR" 391 ARFLAGS="-nologo -NODEFAULTLIB:MSVCRT" 392 393 AC_CHECK_PROG([DUMPBIN], [dumpbin], [dumpbin],,,) 394 BASIC_FIXUP_EXECUTABLE(DUMPBIN) 395 396 COMPILER_TYPE=CL 397 CCXXFLAGS="$CCXXFLAGS -nologo" 398]) 399AC_SUBST(RC_FLAGS) 400AC_SUBST(COMPILER_TYPE) 401 402AC_PROG_CPP 403BASIC_FIXUP_EXECUTABLE(CPP) 404 405AC_PROG_CXXCPP 406BASIC_FIXUP_EXECUTABLE(CXXCPP) 407 408if test "x$COMPILE_TYPE" != "xcross"; then 409 # If we are not cross compiling, use the same compilers for 410 # building the build platform executables. The cross-compilation 411 # case needed to be done earlier, but this can only be done after 412 # the native tools have been localized. 413 BUILD_CC="$CC" 414 BUILD_CXX="$CXX" 415 BUILD_LD="$LD" 416fi 417 418# for solaris we really need solaris tools, and not gnu equivalent 419# these seems to normally reside in /usr/ccs/bin so add that to path before 420# starting to probe 421# 422# NOTE: I add this /usr/ccs/bin after TOOLS but before OLD_PATH 423# so that it can be overriden --with-tools-dir 424if test "x$OPENJDK_BUILD_OS" = xsolaris; then 425 PATH="${TOOLS_DIR}:/usr/ccs/bin:${OLD_PATH}" 426fi 427 428# Find the right assembler. 429if test "x$OPENJDK_TARGET_OS" = xsolaris; then 430 AC_PATH_PROG(AS, as) 431 BASIC_FIXUP_EXECUTABLE(AS) 432else 433 AS="$CC -c" 434fi 435AC_SUBST(AS) 436 437if test "x$OPENJDK_TARGET_OS" = xsolaris; then 438 AC_PATH_PROG(NM, nm) 439 BASIC_FIXUP_EXECUTABLE(NM) 440 AC_PATH_PROG(GNM, gnm) 441 BASIC_FIXUP_EXECUTABLE(GNM) 442 AC_PATH_PROG(STRIP, strip) 443 BASIC_FIXUP_EXECUTABLE(STRIP) 444 AC_PATH_PROG(MCS, mcs) 445 BASIC_FIXUP_EXECUTABLE(MCS) 446elif test "x$OPENJDK_TARGET_OS" != xwindows; then 447 AC_CHECK_TOOL(NM, nm) 448 BASIC_FIXUP_EXECUTABLE(NM) 449 GNM="$NM" 450 AC_SUBST(GNM) 451 AC_CHECK_TOOL(STRIP, strip) 452 BASIC_FIXUP_EXECUTABLE(STRIP) 453fi 454 455# objcopy is used for moving debug symbols to separate files when 456# full debug symbols are enabled. 457if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xlinux; then 458 AC_CHECK_TOOLS(OBJCOPY, [gobjcopy objcopy]) 459 # Only call fixup if objcopy was found. 460 if test -n "$OBJCOPY"; then 461 BASIC_FIXUP_EXECUTABLE(OBJCOPY) 462 fi 463fi 464 465AC_CHECK_TOOLS(OBJDUMP, [gobjdump objdump]) 466if test "x$OBJDUMP" != x; then 467 # Only used for compare.sh; we can live without it. BASIC_FIXUP_EXECUTABLE bails if argument is missing. 468 BASIC_FIXUP_EXECUTABLE(OBJDUMP) 469fi 470 471if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then 472 AC_PATH_PROG(LIPO, lipo) 473 BASIC_FIXUP_EXECUTABLE(LIPO) 474fi 475 476TOOLCHAIN_SETUP_JTREG 477 478# Restore old path without tools dir 479PATH="$OLD_PATH" 480]) 481 482 483AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_LIBS], 484[ 485 486############################################################################### 487# 488# How to compile shared libraries. 489# 490 491if test "x$GCC" = xyes; then 492 COMPILER_NAME=gcc 493 PICFLAG="-fPIC" 494 LIBRARY_PREFIX=lib 495 SHARED_LIBRARY='lib[$]1.so' 496 STATIC_LIBRARY='lib[$]1.a' 497 SHARED_LIBRARY_FLAGS="-shared" 498 SHARED_LIBRARY_SUFFIX='.so' 499 STATIC_LIBRARY_SUFFIX='.a' 500 OBJ_SUFFIX='.o' 501 EXE_SUFFIX='' 502 SET_SHARED_LIBRARY_NAME='-Xlinker -soname=[$]1' 503 SET_SHARED_LIBRARY_MAPFILE='-Xlinker -version-script=[$]1' 504 C_FLAG_REORDER='' 505 CXX_FLAG_REORDER='' 506 SET_SHARED_LIBRARY_ORIGIN='-Xlinker -z -Xlinker origin -Xlinker -rpath -Xlinker \$$$$ORIGIN[$]1' 507 SET_EXECUTABLE_ORIGIN='-Xlinker -rpath -Xlinker \$$$$ORIGIN[$]1' 508 LD="$CC" 509 LDEXE="$CC" 510 LDCXX="$CXX" 511 LDEXECXX="$CXX" 512 POST_STRIP_CMD="$STRIP -g" 513 514 # Linking is different on MacOSX 515 if test "x$OPENJDK_TARGET_OS" = xmacosx; then 516 # Might change in the future to clang. 517 COMPILER_NAME=gcc 518 SHARED_LIBRARY='lib[$]1.dylib' 519 SHARED_LIBRARY_FLAGS="-dynamiclib -compatibility_version 1.0.0 -current_version 1.0.0 $PICFLAG" 520 SHARED_LIBRARY_SUFFIX='.dylib' 521 EXE_SUFFIX='' 522 SET_SHARED_LIBRARY_NAME='-Xlinker -install_name -Xlinker @rpath/[$]1' 523 SET_SHARED_LIBRARY_MAPFILE='' 524 SET_SHARED_LIBRARY_ORIGIN='-Xlinker -rpath -Xlinker @loader_path/.' 525 SET_EXECUTABLE_ORIGIN="$SET_SHARED_LIBRARY_ORIGIN" 526 POST_STRIP_CMD="$STRIP -S" 527 fi 528else 529 if test "x$OPENJDK_TARGET_OS" = xsolaris; then 530 # If it is not gcc, then assume it is the Oracle Solaris Studio Compiler 531 COMPILER_NAME=ossc 532 PICFLAG="-KPIC" 533 LIBRARY_PREFIX=lib 534 SHARED_LIBRARY='lib[$]1.so' 535 STATIC_LIBRARY='lib[$]1.a' 536 SHARED_LIBRARY_FLAGS="-G" 537 SHARED_LIBRARY_SUFFIX='.so' 538 STATIC_LIBRARY_SUFFIX='.a' 539 OBJ_SUFFIX='.o' 540 EXE_SUFFIX='' 541 SET_SHARED_LIBRARY_NAME='' 542 SET_SHARED_LIBRARY_MAPFILE='-M[$]1' 543 C_FLAG_REORDER='-xF' 544 CXX_FLAG_REORDER='-xF' 545 SET_SHARED_LIBRARY_ORIGIN='-R\$$$$ORIGIN[$]1' 546 SET_EXECUTABLE_ORIGIN="$SET_SHARED_LIBRARY_ORIGIN" 547 CFLAGS_JDK="${CFLAGS_JDK} -D__solaris__" 548 CXXFLAGS_JDK="${CXXFLAGS_JDK} -D__solaris__" 549 CFLAGS_JDKLIB_EXTRA='-xstrconst' 550 POST_STRIP_CMD="$STRIP -x" 551 POST_MCS_CMD="$MCS -d -a \"JDK $FULL_VERSION\"" 552 fi 553 if test "x$OPENJDK_TARGET_OS" = xwindows; then 554 # If it is not gcc, then assume it is the MS Visual Studio compiler 555 COMPILER_NAME=cl 556 PICFLAG="" 557 LIBRARY_PREFIX= 558 SHARED_LIBRARY='[$]1.dll' 559 STATIC_LIBRARY='[$]1.lib' 560 SHARED_LIBRARY_FLAGS="-LD" 561 SHARED_LIBRARY_SUFFIX='.dll' 562 STATIC_LIBRARY_SUFFIX='.lib' 563 OBJ_SUFFIX='.obj' 564 EXE_SUFFIX='.exe' 565 SET_SHARED_LIBRARY_NAME='' 566 SET_SHARED_LIBRARY_MAPFILE='' 567 SET_SHARED_LIBRARY_ORIGIN='' 568 SET_EXECUTABLE_ORIGIN='' 569 fi 570fi 571 572AC_SUBST(COMPILER_NAME) 573AC_SUBST(OBJ_SUFFIX) 574AC_SUBST(SHARED_LIBRARY) 575AC_SUBST(STATIC_LIBRARY) 576AC_SUBST(LIBRARY_PREFIX) 577AC_SUBST(SHARED_LIBRARY_SUFFIX) 578AC_SUBST(STATIC_LIBRARY_SUFFIX) 579AC_SUBST(EXE_SUFFIX) 580AC_SUBST(SHARED_LIBRARY_FLAGS) 581AC_SUBST(SET_SHARED_LIBRARY_NAME) 582AC_SUBST(SET_SHARED_LIBRARY_MAPFILE) 583AC_SUBST(C_FLAG_REORDER) 584AC_SUBST(CXX_FLAG_REORDER) 585AC_SUBST(SET_SHARED_LIBRARY_ORIGIN) 586AC_SUBST(SET_EXECUTABLE_ORIGIN) 587AC_SUBST(POST_STRIP_CMD) 588AC_SUBST(POST_MCS_CMD) 589 590# The (cross) compiler is now configured, we can now test capabilities 591# of the target platform. 592]) 593 594AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION], 595[ 596 597############################################################################### 598# 599# Setup the opt flags for different compilers 600# and different operating systems. 601# 602 603# 604# NOTE: check for -mstackrealign needs to be below potential addition of -m32 605# 606if test "x$OPENJDK_TARGET_CPU_BITS" = x32 && test "x$OPENJDK_TARGET_OS" = xmacosx; then 607 # On 32-bit MacOSX the OS requires C-entry points to be 16 byte aligned. 608 # While waiting for a better solution, the current workaround is to use -mstackrealign. 609 CFLAGS="$CFLAGS -mstackrealign" 610 AC_MSG_CHECKING([if 32-bit compiler supports -mstackrealign]) 611 AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])], 612 [ 613 AC_MSG_RESULT([yes]) 614 ], 615 [ 616 AC_MSG_RESULT([no]) 617 AC_MSG_ERROR([The selected compiler $CXX does not support -mstackrealign! Try to put another compiler in the path.]) 618 ]) 619fi 620 621C_FLAG_DEPS="-MMD -MF" 622CXX_FLAG_DEPS="-MMD -MF" 623 624case $COMPILER_TYPE in 625 CC ) 626 case $COMPILER_NAME in 627 gcc ) 628 case $OPENJDK_TARGET_OS in 629 macosx ) 630 # On MacOSX we optimize for size, something 631 # we should do for all platforms? 632 C_O_FLAG_HI="-Os" 633 C_O_FLAG_NORM="-Os" 634 C_O_FLAG_NONE="" 635 ;; 636 *) 637 C_O_FLAG_HI="-O3" 638 C_O_FLAG_NORM="-O2" 639 C_O_FLAG_NONE="-O0" 640 ;; 641 esac 642 CXX_O_FLAG_HI="$C_O_FLAG_HI" 643 CXX_O_FLAG_NORM="$C_O_FLAG_NORM" 644 CXX_O_FLAG_NONE="$C_O_FLAG_NONE" 645 CFLAGS_DEBUG_SYMBOLS="-g" 646 CXXFLAGS_DEBUG_SYMBOLS="-g" 647 if test "x$OPENJDK_TARGET_CPU_BITS" = "x64" && test "x$DEBUG_LEVEL" = "xfastdebug"; then 648 CFLAGS_DEBUG_SYMBOLS="-g1" 649 CXXFLAGS_DEBUG_SYMBOLS="-g1" 650 fi 651 ;; 652 ossc ) 653 # 654 # Forte has different names for this with their C++ compiler... 655 # 656 C_FLAG_DEPS="-xMMD -xMF" 657 CXX_FLAG_DEPS="-xMMD -xMF" 658 659 # Extra options used with HIGHEST 660 # 661 # WARNING: Use of OPTIMIZATION_LEVEL=HIGHEST in your Makefile needs to be 662 # done with care, there are some assumptions below that need to 663 # be understood about the use of pointers, and IEEE behavior. 664 # 665 # Use non-standard floating point mode (not IEEE 754) 666 CC_HIGHEST="$CC_HIGHEST -fns" 667 # Do some simplification of floating point arithmetic (not IEEE 754) 668 CC_HIGHEST="$CC_HIGHEST -fsimple" 669 # Use single precision floating point with 'float' 670 CC_HIGHEST="$CC_HIGHEST -fsingle" 671 # Assume memory references via basic pointer types do not alias 672 # (Source with excessing pointer casting and data access with mixed 673 # pointer types are not recommended) 674 CC_HIGHEST="$CC_HIGHEST -xalias_level=basic" 675 # Use intrinsic or inline versions for math/std functions 676 # (If you expect perfect errno behavior, do not use this) 677 CC_HIGHEST="$CC_HIGHEST -xbuiltin=%all" 678 # Loop data dependency optimizations (need -xO3 or higher) 679 CC_HIGHEST="$CC_HIGHEST -xdepend" 680 # Pointer parameters to functions do not overlap 681 # (Similar to -xalias_level=basic usage, but less obvious sometimes. 682 # If you pass in multiple pointers to the same data, do not use this) 683 CC_HIGHEST="$CC_HIGHEST -xrestrict" 684 # Inline some library routines 685 # (If you expect perfect errno behavior, do not use this) 686 CC_HIGHEST="$CC_HIGHEST -xlibmil" 687 # Use optimized math routines 688 # (If you expect perfect errno behavior, do not use this) 689 # Can cause undefined external on Solaris 8 X86 on __sincos, removing for now 690 #CC_HIGHEST="$CC_HIGHEST -xlibmopt" 691 692 if test "x$OPENJDK_TARGET_CPU" = xsparc; then 693 CFLAGS_JDK="${CFLAGS_JDK} -xmemalign=4s" 694 CXXFLAGS_JDK="${CXXFLAGS_JDK} -xmemalign=4s" 695 fi 696 697 case $OPENJDK_TARGET_CPU_ARCH in 698 x86) 699 C_O_FLAG_HIGHEST="-xO4 -Wu,-O4~yz $CC_HIGHEST -xregs=no%frameptr" 700 C_O_FLAG_HI="-xO4 -Wu,-O4~yz -xregs=no%frameptr" 701 C_O_FLAG_NORM="-xO2 -Wu,-O2~yz -xregs=no%frameptr" 702 C_O_FLAG_NONE="-xregs=no%frameptr" 703 CXX_O_FLAG_HIGHEST="-xO4 -Qoption ube -O4~yz $CC_HIGHEST -xregs=no%frameptr" 704 CXX_O_FLAG_HI="-xO4 -Qoption ube -O4~yz -xregs=no%frameptr" 705 CXX_O_FLAG_NORM="-xO2 -Qoption ube -O2~yz -xregs=no%frameptr" 706 CXX_O_FLAG_NONE="-xregs=no%frameptr" 707 if test "x$OPENJDK_TARGET_CPU" = xx86; then 708 C_O_FLAG_HIGHEST="$C_O_FLAG_HIGHEST -xchip=pentium" 709 CXX_O_FLAG_HIGHEST="$CXX_O_FLAG_HIGHEST -xchip=pentium" 710 fi 711 ;; 712 sparc) 713 CFLAGS_JDKLIB_EXTRA="${CFLAGS_JDKLIB_EXTRA} -xregs=no%appl" 714 CXXFLAGS_JDKLIB_EXTRA="${CXXFLAGS_JDKLIB_EXTRA} -xregs=no%appl" 715 C_O_FLAG_HIGHEST="-xO4 -Wc,-Qrm-s -Wc,-Qiselect-T0 $CC_HIGHEST -xprefetch=auto,explicit -xchip=ultra" 716 C_O_FLAG_HI="-xO4 -Wc,-Qrm-s -Wc,-Qiselect-T0" 717 C_O_FLAG_NORM="-xO2 -Wc,-Qrm-s -Wc,-Qiselect-T0" 718 C_O_FLAG_NONE="" 719 CXX_O_FLAG_HIGHEST="-xO4 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0 $CC_HIGHEST -xprefetch=auto,explicit -xchip=ultra" 720 CXX_O_FLAG_HI="-xO4 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0" 721 CXX_O_FLAG_NORM="-xO2 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0" 722 CXX_O_FLAG_NONE="" 723 ;; 724 esac 725 726 CFLAGS_DEBUG_SYMBOLS="-g -xs" 727 CXXFLAGS_DEBUG_SYMBOLS="-g0 -xs" 728 esac 729 ;; 730 CL ) 731 C_O_FLAG_HIGHEST="-O2" 732 C_O_FLAG_HI="-O1" 733 C_O_FLAG_NORM="-O1" 734 C_O_FLAG_NONE="-Od" 735 CXX_O_FLAG_HIGHEST="$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############################################################################### 855 856# Adjust flags according to debug level. 857case $DEBUG_LEVEL in 858 fastdebug ) 859 CFLAGS_JDK="$CFLAGS_JDK $CFLAGS_DEBUG_SYMBOLS" 860 CXXFLAGS_JDK="$CXXFLAGS_JDK $CXXFLAGS_DEBUG_SYMBOLS" 861 C_O_FLAG_HI="$C_O_FLAG_NORM" 862 C_O_FLAG_NORM="$C_O_FLAG_NORM" 863 CXX_O_FLAG_HI="$CXX_O_FLAG_NORM" 864 CXX_O_FLAG_NORM="$CXX_O_FLAG_NORM" 865 JAVAC_FLAGS="$JAVAC_FLAGS -g" 866 ;; 867 slowdebug ) 868 CFLAGS_JDK="$CFLAGS_JDK $CFLAGS_DEBUG_SYMBOLS" 869 CXXFLAGS_JDK="$CXXFLAGS_JDK $CXXFLAGS_DEBUG_SYMBOLS" 870 C_O_FLAG_HI="$C_O_FLAG_NONE" 871 C_O_FLAG_NORM="$C_O_FLAG_NONE" 872 CXX_O_FLAG_HI="$CXX_O_FLAG_NONE" 873 CXX_O_FLAG_NORM="$CXX_O_FLAG_NONE" 874 JAVAC_FLAGS="$JAVAC_FLAGS -g" 875 ;; 876esac 877 878CCXXFLAGS_JDK="$CCXXFLAGS_JDK $ADD_LP64" 879 880# The package path is used only on macosx? 881PACKAGE_PATH=/opt/local 882AC_SUBST(PACKAGE_PATH) 883 884if test "x$OPENJDK_TARGET_CPU_ENDIAN" = xlittle; then 885 # The macro _LITTLE_ENDIAN needs to be defined the same to avoid the 886 # Sun C compiler warning message: warning: macro redefined: _LITTLE_ENDIAN 887 # (The Solaris X86 system defines this in file /usr/include/sys/isa_defs.h). 888 # Note: -Dmacro is the same as #define macro 1 889 # -Dmacro= is the same as #define macro 890 if test "x$OPENJDK_TARGET_OS" = xsolaris; then 891 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN=" 892 else 893 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN" 894 fi 895else 896 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_BIG_ENDIAN" 897fi 898if test "x$OPENJDK_TARGET_OS" = xlinux; then 899 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DLINUX" 900fi 901if test "x$OPENJDK_TARGET_OS" = xwindows; then 902 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DWINDOWS" 903fi 904if test "x$OPENJDK_TARGET_OS" = xsolaris; then 905 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DSOLARIS" 906fi 907if test "x$OPENJDK_TARGET_OS" = xmacosx; then 908 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE" 909 # Setting these parameters makes it an error to link to macosx APIs that are 910 # newer than the given OS version and makes the linked binaries compatible even 911 # if built on a newer version of the OS. 912 # The expected format is X.Y.Z 913 MACOSX_VERSION_MIN=10.7.0 914 AC_SUBST(MACOSX_VERSION_MIN) 915 # The macro takes the version with no dots, ex: 1070 916 # Let the flags variables get resolved in make for easier override on make 917 # command line. 918 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMAC_OS_X_VERSION_MAX_ALLOWED=\$(subst .,,\$(MACOSX_VERSION_MIN)) -mmacosx-version-min=\$(MACOSX_VERSION_MIN)" 919 LDFLAGS_JDK="$LDFLAGS_JDK -mmacosx-version-min=\$(MACOSX_VERSION_MIN)" 920fi 921if test "x$OPENJDK_TARGET_OS" = xbsd; then 922 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DBSD -D_ALLBSD_SOURCE" 923fi 924if test "x$DEBUG_LEVEL" = xrelease; then 925 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DNDEBUG" 926 if test "x$OPENJDK_TARGET_OS" = xsolaris; then 927 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DTRIMMED" 928 fi 929else 930 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DDEBUG" 931fi 932 933CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DARCH='\"$OPENJDK_TARGET_CPU_LEGACY\"' -D$OPENJDK_TARGET_CPU_LEGACY" 934CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DRELEASE='\"$RELEASE\"'" 935 936CCXXFLAGS_JDK="$CCXXFLAGS_JDK \ 937 -I${JDK_OUTPUTDIR}/include \ 938 -I${JDK_OUTPUTDIR}/include/$OPENJDK_TARGET_OS \ 939 -I${JDK_TOPDIR}/src/share/javavm/export \ 940 -I${JDK_TOPDIR}/src/$OPENJDK_TARGET_OS_API_DIR/javavm/export \ 941 -I${JDK_TOPDIR}/src/share/native/common \ 942 -I${JDK_TOPDIR}/src/$OPENJDK_TARGET_OS_API_DIR/native/common" 943 944# The shared libraries are compiled using the picflag. 945CFLAGS_JDKLIB="$CCXXFLAGS_JDK $CFLAGS_JDK $PICFLAG $CFLAGS_JDKLIB_EXTRA" 946CXXFLAGS_JDKLIB="$CCXXFLAGS_JDK $CXXFLAGS_JDK $PICFLAG $CXXFLAGS_JDKLIB_EXTRA " 947 948# Executable flags 949CFLAGS_JDKEXE="$CCXXFLAGS_JDK $CFLAGS_JDK" 950CXXFLAGS_JDKEXE="$CCXXFLAGS_JDK $CXXFLAGS_JDK" 951 952# Now this is odd. The JDK native libraries have to link against libjvm.so 953# On 32-bit machines there is normally two distinct libjvm.so:s, client and server. 954# Which should we link to? Are we lucky enough that the binary api to the libjvm.so library 955# is identical for client and server? Yes. Which is picked at runtime (client or server)? 956# Neither, since the chosen libjvm.so has already been loaded by the launcher, all the following 957# libraries will link to whatever is in memory. Yuck. 958# 959# Thus we offer the compiler to find libjvm.so first in server then in client. It works. Ugh. 960if test "x$COMPILER_NAME" = xcl; then 961 LDFLAGS_JDK="$LDFLAGS_JDK -nologo -opt:ref -incremental:no" 962 if test "x$OPENJDK_TARGET_CPU" = xx86; then 963 LDFLAGS_JDK="$LDFLAGS_JDK -safeseh" 964 fi 965 # TODO: make -debug optional "--disable-full-debug-symbols" 966 LDFLAGS_JDK="$LDFLAGS_JDK -debug" 967 LDFLAGS_JDKLIB="${LDFLAGS_JDK} -dll -libpath:${JDK_OUTPUTDIR}/lib" 968 LDFLAGS_JDKLIB_SUFFIX="" 969 if test "x$OPENJDK_TARGET_CPU_BITS" = "x64"; then 970 LDFLAGS_STACK_SIZE=1048576 971 else 972 LDFLAGS_STACK_SIZE=327680 973 fi 974 LDFLAGS_JDKEXE="${LDFLAGS_JDK} /STACK:$LDFLAGS_STACK_SIZE" 975else 976 if test "x$COMPILER_NAME" = xgcc; then 977 # If this is a --hash-style=gnu system, use --hash-style=both, why? 978 HAS_GNU_HASH=`$CC -dumpspecs 2>/dev/null | $GREP 'hash-style=gnu'` 979 if test -n "$HAS_GNU_HASH"; then 980 LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker --hash-style=both " 981 fi 982 if test "x$OPENJDK_TARGET_OS" = xlinux; then 983 # And since we now know that the linker is gnu, then add -z defs, to forbid 984 # undefined symbols in object files. 985 LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker -z -Xlinker defs" 986 if test "x$DEBUG_LEVEL" = "xrelease"; then 987 # When building release libraries, tell the linker optimize them. 988 # Should this be supplied to the OSS linker as well? 989 LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker -O1" 990 fi 991 fi 992 fi 993 LDFLAGS_JDKLIB="${LDFLAGS_JDK} $SHARED_LIBRARY_FLAGS \ 994 -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}" 995 996 # On some platforms (mac) the linker warns about non existing -L dirs. 997 # Add server first if available. Linking aginst client does not always produce the same results. 998 # Only add client dir if client is being built. Add minimal (note not minimal1) if only building minimal1. 999 # Default to server for other variants. 1000 if test "x$JVM_VARIANT_SERVER" = xtrue; then 1001 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/server" 1002 elif test "x$JVM_VARIANT_CLIENT" = xtrue; then 1003 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/client" 1004 elif test "x$JVM_VARIANT_MINIMAL1" = xtrue; then 1005 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/minimal" 1006 else 1007 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/server" 1008 fi 1009 1010 LDFLAGS_JDKLIB_SUFFIX="-ljava -ljvm" 1011 if test "x$COMPILER_NAME" = xossc; then 1012 LDFLAGS_JDKLIB_SUFFIX="$LDFLAGS_JDKLIB_SUFFIX -lc" 1013 fi 1014 1015 LDFLAGS_JDKEXE="${LDFLAGS_JDK}" 1016 if test "x$OPENJDK_TARGET_OS" = xlinux; then 1017 LDFLAGS_JDKEXE="$LDFLAGS_JDKEXE -Xlinker --allow-shlib-undefined" 1018 fi 1019fi 1020 1021AC_SUBST(CFLAGS_JDKLIB) 1022AC_SUBST(CFLAGS_JDKEXE) 1023 1024AC_SUBST(CXXFLAGS_JDKLIB) 1025AC_SUBST(CXXFLAGS_JDKEXE) 1026 1027AC_SUBST(LDFLAGS_JDKLIB) 1028AC_SUBST(LDFLAGS_JDKEXE) 1029AC_SUBST(LDFLAGS_JDKLIB_SUFFIX) 1030AC_SUBST(LDFLAGS_JDKEXE_SUFFIX) 1031AC_SUBST(LDFLAGS_CXX_JDK) 1032]) 1033 1034 1035# TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE], 1036# [RUN-IF-FALSE]) 1037# ------------------------------------------------------------ 1038# Check that the c and c++ compilers support an argument 1039AC_DEFUN([TOOLCHAIN_COMPILER_CHECK_ARGUMENTS], 1040[ 1041 AC_MSG_CHECKING([if compiler supports "$1"]) 1042 supports=yes 1043 1044 saved_cflags="$CFLAGS" 1045 CFLAGS="$CFLAGS $1" 1046 AC_LANG_PUSH([C]) 1047 AC_COMPILE_IFELSE([ 1048 AC_LANG_SOURCE([[int i;]]) 1049 ], [], [supports=no]) 1050 AC_LANG_POP([C]) 1051 CFLAGS="$saved_cflags" 1052 1053 saved_cxxflags="$CXXFLAGS" 1054 CXXFLAGS="$CXXFLAG $1" 1055 AC_LANG_PUSH([C++]) 1056 AC_COMPILE_IFELSE([ 1057 AC_LANG_SOURCE([[int i;]]) 1058 ], [], [supports=no]) 1059 AC_LANG_POP([C++]) 1060 CXXFLAGS="$saved_cxxflags" 1061 1062 AC_MSG_RESULT([$supports]) 1063 if test "x$supports" = "xyes" ; then 1064 m4_ifval([$2], [$2], [:]) 1065 else 1066 m4_ifval([$3], [$3], [:]) 1067 fi 1068]) 1069 1070AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_MISC], 1071[ 1072 # Some Zero and Shark settings. 1073 # ZERO_ARCHFLAG tells the compiler which mode to build for 1074 case "${OPENJDK_TARGET_CPU}" in 1075 s390) 1076 ZERO_ARCHFLAG="-m31" 1077 ;; 1078 *) 1079 ZERO_ARCHFLAG="-m${OPENJDK_TARGET_CPU_BITS}" 1080 esac 1081 TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([$ZERO_ARCHFLAG], [], [ZERO_ARCHFLAG=""]) 1082 AC_SUBST(ZERO_ARCHFLAG) 1083 1084 # Check that the compiler supports -mX flags 1085 # Set COMPILER_SUPPORTS_TARGET_BITS_FLAG to 'true' if it does 1086 TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([-m${OPENJDK_TARGET_CPU_BITS}], 1087 [COMPILER_SUPPORTS_TARGET_BITS_FLAG=true], 1088 [COMPILER_SUPPORTS_TARGET_BITS_FLAG=false]) 1089 AC_SUBST(COMPILER_SUPPORTS_TARGET_BITS_FLAG) 1090 1091 1092 # Check for broken SuSE 'ld' for which 'Only anonymous version tag is allowed in executable.' 1093 USING_BROKEN_SUSE_LD=no 1094 if test "x$OPENJDK_TARGET_OS" = xlinux && test "x$GCC" = xyes; then 1095 AC_MSG_CHECKING([for broken SuSE 'ld' which only understands anonymous version tags in executables]) 1096 echo "SUNWprivate_1.1 { local: *; };" > version-script.map 1097 echo "int main() { }" > main.c 1098 if $CXX -Xlinker -version-script=version-script.map main.c 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD; then 1099 AC_MSG_RESULT(no) 1100 USING_BROKEN_SUSE_LD=no 1101 else 1102 AC_MSG_RESULT(yes) 1103 USING_BROKEN_SUSE_LD=yes 1104 fi 1105 rm -rf version-script.map main.c 1106 fi 1107 AC_SUBST(USING_BROKEN_SUSE_LD) 1108]) 1109 1110# Setup the JTREG paths 1111AC_DEFUN_ONCE([TOOLCHAIN_SETUP_JTREG], 1112[ 1113 AC_ARG_WITH(jtreg, [AS_HELP_STRING([--with-jtreg], 1114 [Regression Test Harness @<:@probed@:>@])], 1115 [], 1116 [with_jtreg=no]) 1117 1118 if test "x$with_jtreg" = xno; then 1119 # jtreg disabled 1120 AC_MSG_CHECKING([for jtreg]) 1121 AC_MSG_RESULT(no) 1122 else 1123 if test "x$with_jtreg" != xyes; then 1124 # with path specified. 1125 JT_HOME="$with_jtreg" 1126 fi 1127 1128 if test "x$JT_HOME" != x; then 1129 AC_MSG_CHECKING([for jtreg]) 1130 1131 # use JT_HOME enviroment var. 1132 BASIC_FIXUP_PATH([JT_HOME]) 1133 1134 # jtreg win32 script works for everybody 1135 JTREGEXE="$JT_HOME/win32/bin/jtreg" 1136 1137 if test ! -f "$JTREGEXE"; then 1138 AC_MSG_ERROR([JTReg executable does not exist: $JTREGEXE]) 1139 fi 1140 1141 AC_MSG_RESULT($JTREGEXE) 1142 else 1143 # try to find jtreg on path 1144 BASIC_REQUIRE_PROG(JTREGEXE, jtreg) 1145 JT_HOME="`$DIRNAME $JTREGEXE`" 1146 fi 1147 fi 1148 1149 AC_SUBST(JT_HOME) 1150 AC_SUBST(JTREGEXE) 1151]) 1152