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common/autoconf/toolchain.m4@00dcfaa6bc01
common/autoconf/toolchain.m4
Fri, 16 Aug 2013 18:40:43 +0400
- author
- aefimov
- date
- Fri, 16 Aug 2013 18:40:43 +0400
- changeset 771
- 00dcfaa6bc01
- parent 755
- dd3b314f4471
- child 796
- b1e9396fb8af
- child 970
- e885c762cedd
- permissions
- -rw-r--r--
8021820: Number of opened files used in select() is limited to 1024 [macosx]
Reviewed-by: alanb, chegar, tbell, smarks
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 #
26 # $1 = compiler to test (CC or CXX)
27 # $2 = human readable name of compiler (C or C++)
28 AC_DEFUN([TOOLCHAIN_CHECK_COMPILER_VERSION],
29 [
30 COMPILER=[$]$1
31 COMPILER_NAME=$2
33 if test "x$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`
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
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"
83 AC_MSG_NOTICE([Using $COMPILER_VENDOR $COMPILER_NAME compiler version $COMPILER_VERSION (located at $COMPILER)])
84 ])
87 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_SYSROOT_AND_OUT_OPTIONS],
88 [
89 ###############################################################################
90 #
91 # Configure the development tool paths and potential sysroot.
92 #
93 AC_LANG(C++)
95 # The option used to specify the target .o,.a or .so file.
96 # When compiling, how to specify the to be created object file.
97 CC_OUT_OPTION='-o$(SPACE)'
98 # When linking, how to specify the to be created executable.
99 EXE_OUT_OPTION='-o$(SPACE)'
100 # When linking, how to specify the to be created dynamically linkable library.
101 LD_OUT_OPTION='-o$(SPACE)'
102 # When archiving, how to specify the to be create static archive for object files.
103 AR_OUT_OPTION='rcs$(SPACE)'
104 AC_SUBST(CC_OUT_OPTION)
105 AC_SUBST(EXE_OUT_OPTION)
106 AC_SUBST(LD_OUT_OPTION)
107 AC_SUBST(AR_OUT_OPTION)
108 ])
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
113 AC_DEFUN([TOOLCHAIN_FIND_COMPILER],
114 [
115 COMPILER_NAME=$2
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
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_$1
133 fi
135 if test "x[$]$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 $1 is disguised ccache])
146 COMPILER_BASENAME=`$BASENAME "$TEST_COMPILER"`
147 if test "x$COMPILER_BASENAME" = "xccache"; then
148 AC_MSG_RESULT([yes, trying to find proper $COMPILER_NAME compiler])
149 # We /usr/lib/ccache in the path, so cc is a symlink to /usr/bin/ccache.
150 # We want to control ccache invocation ourselves, so ignore this cc and try
151 # searching again.
153 # Remove the path to the fake ccache cc from the PATH
154 RETRY_COMPILER_SAVED_PATH="$PATH"
155 COMPILER_DIRNAME=`$DIRNAME [$]$1`
156 PATH="`$ECHO $PATH | $SED -e "s,$COMPILER_DIRNAME,,g" -e "s,::,:,g" -e "s,^:,,g"`"
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"
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 ])
175 AC_DEFUN([TOOLCHAIN_SETUP_PATHS],
176 [
177 if test "x$OPENJDK_TARGET_OS" = "xwindows"; then
178 TOOLCHAIN_SETUP_VISUAL_STUDIO_ENV
179 TOOLCHAIN_SETUP_DXSDK
180 fi
182 AC_SUBST(MSVCR_DLL)
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 ${host}.
187 # For example the binary i686-sun-solaris2.10-gcc
188 # will cross compile for i686-sun-solaris2.10
189 # If neither of build and host is not set, then build=host and the
190 # default compiler found in the path will be used.
191 # Setting only --host, does not seem to be really supported.
192 # Please set both --build and --host if you want to cross compile.
194 if test "x$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)
207 fi
208 AC_SUBST(BUILD_CC)
209 AC_SUBST(BUILD_CXX)
210 AC_SUBST(BUILD_LD)
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.
215 DEVKIT=
216 BDEPS_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 [])
229 # Store the CFLAGS etal passed to the configure script.
230 ORG_CFLAGS="$CFLAGS"
231 ORG_CXXFLAGS="$CXXFLAGS"
232 ORG_OBJCFLAGS="$OBJCFLAGS"
234 # autoconf magic only relies on PATH, so update it if tools dir is specified
235 OLD_PATH="$PATH"
236 if test "x$TOOLS_DIR" != x; then
237 PATH=$TOOLS_DIR:$PATH
238 fi
241 ### Locate C compiler (CC)
243 # On windows, only cl.exe is supported.
244 # On Solaris, cc is preferred to gcc.
245 # Elsewhere, gcc is preferred to cc.
247 if test "x$CC" != x; then
248 COMPILER_CHECK_LIST="$CC"
249 elif test "x$OPENJDK_TARGET_OS" = "xwindows"; then
250 COMPILER_CHECK_LIST="cl"
251 elif test "x$OPENJDK_TARGET_OS" = "xsolaris"; then
252 COMPILER_CHECK_LIST="cc gcc"
253 else
254 COMPILER_CHECK_LIST="gcc cc"
255 fi
257 TOOLCHAIN_FIND_COMPILER([CC],[C],[$COMPILER_CHECK_LIST])
258 # Now that we have resolved CC ourself, let autoconf have its go at it
259 AC_PROG_CC([$CC])
261 ### Locate C++ compiler (CXX)
263 if test "x$CXX" != x; then
264 COMPILER_CHECK_LIST="$CXX"
265 elif test "x$OPENJDK_TARGET_OS" = "xwindows"; then
266 COMPILER_CHECK_LIST="cl"
267 elif test "x$OPENJDK_TARGET_OS" = "xsolaris"; then
268 COMPILER_CHECK_LIST="CC g++"
269 else
270 COMPILER_CHECK_LIST="g++ CC"
271 fi
273 TOOLCHAIN_FIND_COMPILER([CXX],[C++],[$COMPILER_CHECK_LIST])
274 # Now that we have resolved CXX ourself, let autoconf have its go at it
275 AC_PROG_CXX([$CXX])
277 ### Locate other tools
279 if test "x$OPENJDK_TARGET_OS" = xmacosx; then
280 AC_PROG_OBJC
281 BASIC_FIXUP_EXECUTABLE(OBJC)
282 else
283 OBJC=
284 fi
286 # Restore the flags to the user specified values.
287 # This is necessary since AC_PROG_CC defaults CFLAGS to "-g -O2"
288 CFLAGS="$ORG_CFLAGS"
289 CXXFLAGS="$ORG_CXXFLAGS"
290 OBJCFLAGS="$ORG_OBJCFLAGS"
292 LD="$CC"
293 LDEXE="$CC"
294 LDCXX="$CXX"
295 LDEXECXX="$CXX"
296 AC_SUBST(LD)
297 # LDEXE is the linker to use, when creating executables.
298 AC_SUBST(LDEXE)
299 # Linking C++ libraries.
300 AC_SUBST(LDCXX)
301 # Linking C++ executables.
302 AC_SUBST(LDEXECXX)
304 if test "x$OPENJDK_TARGET_OS" != xwindows; then
305 AC_CHECK_TOOL(AR, ar)
306 BASIC_FIXUP_EXECUTABLE(AR)
307 fi
308 if test "x$OPENJDK_TARGET_OS" = xmacosx; then
309 ARFLAGS="-r"
310 else
311 ARFLAGS=""
312 fi
313 AC_SUBST(ARFLAGS)
315 # For hotspot, we need these in Windows mixed path; other platforms keep them the same
316 HOTSPOT_CXX="$CXX"
317 HOTSPOT_LD="$LD"
318 AC_SUBST(HOTSPOT_CXX)
319 AC_SUBST(HOTSPOT_LD)
321 COMPILER_NAME=gcc
322 COMPILER_TYPE=CC
323 AS_IF([test "x$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="$WINLD"
349 AC_CHECK_PROG([MT], [mt], [mt],,, [/usr/bin/mt])
350 BASIC_FIXUP_EXECUTABLE(MT)
351 # The resource compiler
352 AC_CHECK_PROG([RC], [rc], [rc],,, [/usr/bin/rc])
353 BASIC_FIXUP_EXECUTABLE(RC)
355 # For hotspot, we need these in Windows mixed path,
356 # so rewrite them all. Need added .exe suffix.
357 HOTSPOT_CXX="$CXX.exe"
358 HOTSPOT_LD="$LD.exe"
359 HOTSPOT_MT="$MT.exe"
360 HOTSPOT_RC="$RC.exe"
361 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_CXX)
362 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_LD)
363 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_MT)
364 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_RC)
365 AC_SUBST(HOTSPOT_MT)
366 AC_SUBST(HOTSPOT_RC)
368 RC_FLAGS="-nologo -l 0x409 -r"
369 AS_IF([test "x$VARIANT" = xOPT], [
370 RC_FLAGS="$RC_FLAGS -d NDEBUG"
371 ])
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 $COPYRIGHT_YEAR\" \
384 -d \"JDK_NAME=\$(PRODUCT_NAME) \$(JDK_RC_PLATFORM_NAME) \$(JDK_MINOR_VERSION) \$(JDK_UPDATE_META_TAG)\" \
385 -d \"JDK_FVER=\$(JDK_MINOR_VERSION),\$(JDK_MICRO_VERSION),\$(if \$(JDK_UPDATE_VERSION),\$(JDK_UPDATE_VERSION),0),\$(COOKED_BUILD_NUMBER)\""
387 # lib.exe is used to create static libraries.
388 AC_CHECK_PROG([WINAR], [lib],[lib],,,)
389 BASIC_FIXUP_EXECUTABLE(WINAR)
390 AR="$WINAR"
391 ARFLAGS="-nologo -NODEFAULTLIB:MSVCRT"
393 AC_CHECK_PROG([DUMPBIN], [dumpbin], [dumpbin],,,)
394 BASIC_FIXUP_EXECUTABLE(DUMPBIN)
396 COMPILER_TYPE=CL
397 CCXXFLAGS="$CCXXFLAGS -nologo"
398 ])
399 AC_SUBST(RC_FLAGS)
400 AC_SUBST(COMPILER_TYPE)
402 AC_PROG_CPP
403 BASIC_FIXUP_EXECUTABLE(CPP)
405 AC_PROG_CXXCPP
406 BASIC_FIXUP_EXECUTABLE(CXXCPP)
408 if test "x$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="$LD"
416 fi
418 # for solaris we really need solaris tools, and not gnu equivalent
419 # these seems to normally reside in /usr/ccs/bin so add that to path before
420 # starting to probe
421 #
422 # NOTE: I add this /usr/ccs/bin after TOOLS but before OLD_PATH
423 # so that it can be overriden --with-tools-dir
424 if test "x$OPENJDK_BUILD_OS" = xsolaris; then
425 PATH="${TOOLS_DIR}:/usr/ccs/bin:${OLD_PATH}"
426 fi
428 # Find the right assembler.
429 if test "x$OPENJDK_TARGET_OS" = xsolaris; then
430 AC_PATH_PROG(AS, as)
431 BASIC_FIXUP_EXECUTABLE(AS)
432 else
433 AS="$CC -c"
434 fi
435 AC_SUBST(AS)
437 if test "x$OPENJDK_TARGET_OS" = xsolaris; then
438 AC_PATH_PROG(NM, nm)
439 BASIC_FIXUP_EXECUTABLE(NM)
440 AC_PATH_PROG(GNM, gnm)
441 BASIC_FIXUP_EXECUTABLE(GNM)
442 AC_PATH_PROG(STRIP, strip)
443 BASIC_FIXUP_EXECUTABLE(STRIP)
444 AC_PATH_PROG(MCS, mcs)
445 BASIC_FIXUP_EXECUTABLE(MCS)
446 elif test "x$OPENJDK_TARGET_OS" != xwindows; then
447 AC_CHECK_TOOL(NM, nm)
448 BASIC_FIXUP_EXECUTABLE(NM)
449 GNM="$NM"
450 AC_SUBST(GNM)
451 AC_CHECK_TOOL(STRIP, strip)
452 BASIC_FIXUP_EXECUTABLE(STRIP)
453 fi
455 # objcopy is used for moving debug symbols to separate files when
456 # full debug symbols are enabled.
457 if test "x$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
463 fi
465 AC_CHECK_TOOLS(OBJDUMP, [gobjdump objdump])
466 if test "x$OBJDUMP" != x; then
467 # Only used for compare.sh; we can live without it. BASIC_FIXUP_EXECUTABLE bails if argument is missing.
468 BASIC_FIXUP_EXECUTABLE(OBJDUMP)
469 fi
471 if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
472 AC_PATH_PROG(LIPO, lipo)
473 BASIC_FIXUP_EXECUTABLE(LIPO)
474 fi
476 TOOLCHAIN_SETUP_JTREG
478 # Restore old path without tools dir
479 PATH="$OLD_PATH"
480 ])
483 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_LIBS],
484 [
486 ###############################################################################
487 #
488 # How to compile shared libraries.
489 #
491 if test "x$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"
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
528 else
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
570 fi
572 AC_SUBST(COMPILER_NAME)
573 AC_SUBST(OBJ_SUFFIX)
574 AC_SUBST(SHARED_LIBRARY)
575 AC_SUBST(STATIC_LIBRARY)
576 AC_SUBST(LIBRARY_PREFIX)
577 AC_SUBST(SHARED_LIBRARY_SUFFIX)
578 AC_SUBST(STATIC_LIBRARY_SUFFIX)
579 AC_SUBST(EXE_SUFFIX)
580 AC_SUBST(SHARED_LIBRARY_FLAGS)
581 AC_SUBST(SET_SHARED_LIBRARY_NAME)
582 AC_SUBST(SET_SHARED_LIBRARY_MAPFILE)
583 AC_SUBST(C_FLAG_REORDER)
584 AC_SUBST(CXX_FLAG_REORDER)
585 AC_SUBST(SET_SHARED_LIBRARY_ORIGIN)
586 AC_SUBST(SET_EXECUTABLE_ORIGIN)
587 AC_SUBST(POST_STRIP_CMD)
588 AC_SUBST(POST_MCS_CMD)
590 # The (cross) compiler is now configured, we can now test capabilities
591 # of the target platform.
592 ])
594 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION],
595 [
597 ###############################################################################
598 #
599 # Setup the opt flags for different compilers
600 # and different operating systems.
601 #
603 #
604 # NOTE: check for -mstackrealign needs to be below potential addition of -m32
605 #
606 if 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 ])
619 fi
621 C_FLAG_DEPS="-MMD -MF"
622 CXX_FLAG_DEPS="-MMD -MF"
624 case $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"
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="$CC_HIGHEST -xlibmopt"
692 if test "x$OPENJDK_TARGET_CPU" = xsparc; then
693 CFLAGS_JDK="${CFLAGS_JDK} -xmemalign=4s"
694 CXXFLAGS_JDK="${CXXFLAGS_JDK} -xmemalign=4s"
695 fi
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 $CC_HIGHEST -xprefetch=auto,explicit -xchip=ultra"
720 CXX_O_FLAG_HI="-xO4 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0"
721 CXX_O_FLAG_NORM="-xO2 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0"
722 CXX_O_FLAG_NONE=""
723 ;;
724 esac
726 CFLAGS_DEBUG_SYMBOLS="-g -xs"
727 CXXFLAGS_DEBUG_SYMBOLS="-g0 -xs"
728 esac
729 ;;
730 CL )
731 C_O_FLAG_HIGHEST="-O2"
732 C_O_FLAG_HI="-O1"
733 C_O_FLAG_NORM="-O1"
734 C_O_FLAG_NONE="-Od"
735 CXX_O_FLAG_HIGHEST="$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="$C_O_FLAG_NONE"
739 ;;
740 esac
742 if test -z "$C_O_FLAG_HIGHEST"; then
743 C_O_FLAG_HIGHEST="$C_O_FLAG_HI"
744 fi
746 if test -z "$CXX_O_FLAG_HIGHEST"; then
747 CXX_O_FLAG_HIGHEST="$CXX_O_FLAG_HI"
748 fi
750 AC_SUBST(C_O_FLAG_HIGHEST)
751 AC_SUBST(C_O_FLAG_HI)
752 AC_SUBST(C_O_FLAG_NORM)
753 AC_SUBST(C_O_FLAG_NONE)
754 AC_SUBST(CXX_O_FLAG_HIGHEST)
755 AC_SUBST(CXX_O_FLAG_HI)
756 AC_SUBST(CXX_O_FLAG_NORM)
757 AC_SUBST(CXX_O_FLAG_NONE)
758 AC_SUBST(C_FLAG_DEPS)
759 AC_SUBST(CXX_FLAG_DEPS)
760 ])
762 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_JDK],
763 [
765 if test "x$CFLAGS" != "x${ADDED_CFLAGS}"; then
766 AC_MSG_WARN([Ignoring CFLAGS($CFLAGS) found in environment. Use --with-extra-cflags])
767 fi
769 if test "x$CXXFLAGS" != "x${ADDED_CXXFLAGS}"; then
770 AC_MSG_WARN([Ignoring CXXFLAGS($CXXFLAGS) found in environment. Use --with-extra-cxxflags])
771 fi
773 if test "x$LDFLAGS" != "x${ADDED_LDFLAGS}"; then
774 AC_MSG_WARN([Ignoring LDFLAGS($LDFLAGS) found in environment. Use --with-extra-ldflags])
775 fi
777 AC_ARG_WITH(extra-cflags, [AS_HELP_STRING([--with-extra-cflags],
778 [extra flags to be used when compiling jdk c-files])])
780 AC_ARG_WITH(extra-cxxflags, [AS_HELP_STRING([--with-extra-cxxflags],
781 [extra flags to be used when compiling jdk c++-files])])
783 AC_ARG_WITH(extra-ldflags, [AS_HELP_STRING([--with-extra-ldflags],
784 [extra flags to be used when linking jdk])])
786 CFLAGS_JDK="${CFLAGS_JDK} $with_extra_cflags"
787 CXXFLAGS_JDK="${CXXFLAGS_JDK} $with_extra_cxxflags"
788 LDFLAGS_JDK="${LDFLAGS_JDK} $with_extra_ldflags"
790 # Hotspot needs these set in their legacy form
791 LEGACY_EXTRA_CFLAGS=$with_extra_cflags
792 LEGACY_EXTRA_CXXFLAGS=$with_extra_cxxflags
793 LEGACY_EXTRA_LDFLAGS=$with_extra_ldflags
795 AC_SUBST(LEGACY_EXTRA_CFLAGS)
796 AC_SUBST(LEGACY_EXTRA_CXXFLAGS)
797 AC_SUBST(LEGACY_EXTRA_LDFLAGS)
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 #
804 case $COMPILER_NAME in
805 gcc )
806 CCXXFLAGS_JDK="$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
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"
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 ;;
852 esac
854 ###############################################################################
856 # Adjust flags according to debug level.
857 case $DEBUG_LEVEL in
858 fastdebug )
859 CFLAGS_JDK="$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 ;;
876 esac
878 CCXXFLAGS_JDK="$CCXXFLAGS_JDK $ADD_LP64"
880 # The package path is used only on macosx?
881 PACKAGE_PATH=/opt/local
882 AC_SUBST(PACKAGE_PATH)
884 if test "x$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="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN"
894 fi
895 else
896 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_BIG_ENDIAN"
897 fi
898 if test "x$OPENJDK_TARGET_OS" = xlinux; then
899 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DLINUX"
900 fi
901 if test "x$OPENJDK_TARGET_OS" = xwindows; then
902 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DWINDOWS"
903 fi
904 if test "x$OPENJDK_TARGET_OS" = xsolaris; then
905 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DSOLARIS"
906 fi
907 if test "x$OPENJDK_TARGET_OS" = xmacosx; then
908 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE -D_DARWIN_UNLIMITED_SELECT"
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)"
920 fi
921 if test "x$OPENJDK_TARGET_OS" = xbsd; then
922 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DBSD -D_ALLBSD_SOURCE"
923 fi
924 if 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
929 else
930 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DDEBUG"
931 fi
933 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DARCH='\"$OPENJDK_TARGET_CPU_LEGACY\"' -D$OPENJDK_TARGET_CPU_LEGACY"
934 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DRELEASE='\"$RELEASE\"'"
936 CCXXFLAGS_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"
944 # The shared libraries are compiled using the picflag.
945 CFLAGS_JDKLIB="$CCXXFLAGS_JDK $CFLAGS_JDK $PICFLAG $CFLAGS_JDKLIB_EXTRA"
946 CXXFLAGS_JDKLIB="$CCXXFLAGS_JDK $CXXFLAGS_JDK $PICFLAG $CXXFLAGS_JDKLIB_EXTRA "
948 # Executable flags
949 CFLAGS_JDKEXE="$CCXXFLAGS_JDK $CFLAGS_JDK"
950 CXXFLAGS_JDKEXE="$CCXXFLAGS_JDK $CXXFLAGS_JDK"
952 # Now this is odd. The JDK native libraries have to link against libjvm.so
953 # On 32-bit machines there is normally two distinct libjvm.so:s, client and server.
954 # Which should we link to? Are we lucky enough that the binary api to the libjvm.so library
955 # is identical for client and server? Yes. Which is picked at runtime (client or server)?
956 # Neither, since the chosen libjvm.so has already been loaded by the launcher, all the following
957 # libraries will link to whatever is in memory. Yuck.
958 #
959 # Thus we offer the compiler to find libjvm.so first in server then in client. It works. Ugh.
960 if test "x$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:$LDFLAGS_STACK_SIZE"
975 else
976 if test "x$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${OPENJDK_TARGET_CPU_LIBDIR}"
996 # On some platforms (mac) the linker warns about non existing -L dirs.
997 # Add server first if available. Linking aginst client does not always produce the same results.
998 # Only add client dir if client is being built. Add minimal (note not minimal1) if only building minimal1.
999 # Default to server for other variants.
1000 if test "x$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
1010 LDFLAGS_JDKLIB_SUFFIX="-ljava -ljvm"
1011 if test "x$COMPILER_NAME" = xossc; then
1012 LDFLAGS_JDKLIB_SUFFIX="$LDFLAGS_JDKLIB_SUFFIX -lc"
1013 fi
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
1019 fi
1021 AC_SUBST(CFLAGS_JDKLIB)
1022 AC_SUBST(CFLAGS_JDKEXE)
1024 AC_SUBST(CXXFLAGS_JDKLIB)
1025 AC_SUBST(CXXFLAGS_JDKEXE)
1027 AC_SUBST(LDFLAGS_JDKLIB)
1028 AC_SUBST(LDFLAGS_JDKEXE)
1029 AC_SUBST(LDFLAGS_JDKLIB_SUFFIX)
1030 AC_SUBST(LDFLAGS_JDKEXE_SUFFIX)
1031 AC_SUBST(LDFLAGS_CXX_JDK)
1032 ])
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
1039 AC_DEFUN([TOOLCHAIN_COMPILER_CHECK_ARGUMENTS],
1040 [
1041 AC_MSG_CHECKING([if compiler supports "$1"])
1042 supports=yes
1044 saved_cflags="$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"
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"
1062 AC_MSG_RESULT([$supports])
1063 if test "x$supports" = "xyes" ; then
1064 m4_ifval([$2], [$2], [:])
1065 else
1066 m4_ifval([$3], [$3], [:])
1067 fi
1068 ])
1070 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_MISC],
1071 [
1072 # Some Zero and Shark settings.
1073 # ZERO_ARCHFLAG tells the compiler which mode to build for
1074 case "${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)
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${OPENJDK_TARGET_CPU_BITS}],
1087 [COMPILER_SUPPORTS_TARGET_BITS_FLAG=true],
1088 [COMPILER_SUPPORTS_TARGET_BITS_FLAG=false])
1089 AC_SUBST(COMPILER_SUPPORTS_TARGET_BITS_FLAG)
1090 ])
1092 # Setup the JTREG paths
1093 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_JTREG],
1094 [
1095 AC_ARG_WITH(jtreg, [AS_HELP_STRING([--with-jtreg],
1096 [Regression Test Harness @<:@probed@:>@])],
1097 [],
1098 [with_jtreg=no])
1100 if test "x$with_jtreg" = xno; then
1101 # jtreg disabled
1102 AC_MSG_CHECKING([for jtreg])
1103 AC_MSG_RESULT(no)
1104 else
1105 if test "x$with_jtreg" != xyes; then
1106 # with path specified.
1107 JT_HOME="$with_jtreg"
1108 fi
1110 if test "x$JT_HOME" != x; then
1111 AC_MSG_CHECKING([for jtreg])
1113 # use JT_HOME enviroment var.
1114 BASIC_FIXUP_PATH([JT_HOME])
1116 # jtreg win32 script works for everybody
1117 JTREGEXE="$JT_HOME/win32/bin/jtreg"
1119 if test ! -f "$JTREGEXE"; then
1120 AC_MSG_ERROR([JTReg executable does not exist: $JTREGEXE])
1121 fi
1123 AC_MSG_RESULT($JTREGEXE)
1124 else
1125 # try to find jtreg on path
1126 BASIC_REQUIRE_PROG(JTREGEXE, jtreg)
1127 JT_HOME="`$DIRNAME $JTREGEXE`"
1128 fi
1129 fi
1131 AC_SUBST(JT_HOME)
1132 AC_SUBST(JTREGEXE)
1133 ])
