Mercurial > jdk8-mips64-public / file revision
common/autoconf/toolchain.m4@53d74b77ee53
common/autoconf/toolchain.m4
Wed, 08 Jan 2014 14:02:32 +0100
- author
- erikj
- date
- Wed, 08 Jan 2014 14:02:32 +0100
- changeset 926
- 53d74b77ee53
- parent 872
- 3c48e11c3901
- child 978
- c5a60709f587
- permissions
- -rw-r--r--
8030781: System.setProperties(null) drops all system properties (RELEASE not set)
Reviewed-by: alanb, ihse, tbell
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$OPENJDK_TARGET_OS" = xwindows; then
48 # First line typically looks something like:
49 # Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 16.00.40219.01 for 80x86
50 COMPILER_VERSION_TEST=`$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_MSVCR_DLL
180 BASIC_DEPRECATED_ARG_WITH([dxsdk])
181 BASIC_DEPRECATED_ARG_WITH([dxsdk-lib])
182 BASIC_DEPRECATED_ARG_WITH([dxsdk-include])
183 fi
185 AC_SUBST(MSVCR_DLL)
187 # If --build AND --host is set, then the configure script will find any
188 # cross compilation tools in the PATH. Cross compilation tools
189 # follows the cross compilation standard where they are prefixed with ${host}.
190 # For example the binary i686-sun-solaris2.10-gcc
191 # will cross compile for i686-sun-solaris2.10
192 # If neither of build and host is not set, then build=host and the
193 # default compiler found in the path will be used.
194 # Setting only --host, does not seem to be really supported.
195 # Please set both --build and --host if you want to cross compile.
197 if test "x$COMPILE_TYPE" = "xcross"; then
198 # Now we to find a C/C++ compiler that can build executables for the build
199 # platform. We can't use the AC_PROG_CC macro, since it can only be used
200 # once. Also, we need to do this before adding a tools dir to the path,
201 # otherwise we might pick up cross-compilers which don't use standard naming.
202 # Otherwise, we'll set the BUILD_tools to the native tools, but that'll have
203 # to wait until they are properly discovered.
204 AC_PATH_PROGS(BUILD_CC, [cl cc gcc])
205 BASIC_FIXUP_EXECUTABLE(BUILD_CC)
206 AC_PATH_PROGS(BUILD_CXX, [cl CC g++])
207 BASIC_FIXUP_EXECUTABLE(BUILD_CXX)
208 AC_PATH_PROG(BUILD_LD, ld)
209 BASIC_FIXUP_EXECUTABLE(BUILD_LD)
210 fi
211 AC_SUBST(BUILD_CC)
212 AC_SUBST(BUILD_CXX)
213 AC_SUBST(BUILD_LD)
215 # If a devkit is found on the builddeps server, then prepend its path to the
216 # PATH variable. If there are cross compilers available in the devkit, these
217 # will be found by AC_PROG_CC et al.
218 DEVKIT=
219 BDEPS_CHECK_MODULE(DEVKIT, devkit, xxx,
220 [
221 # Found devkit
222 PATH="$DEVKIT/bin:$PATH"
223 SYS_ROOT="$DEVKIT/${rewritten_target}/sys-root"
224 if test "x$x_includes" = "xNONE"; then
225 x_includes="$SYS_ROOT/usr/include/X11"
226 fi
227 if test "x$x_libraries" = "xNONE"; then
228 x_libraries="$SYS_ROOT/usr/lib"
229 fi
230 ],
231 [])
233 # Store the CFLAGS etal passed to the configure script.
234 ORG_CFLAGS="$CFLAGS"
235 ORG_CXXFLAGS="$CXXFLAGS"
236 ORG_OBJCFLAGS="$OBJCFLAGS"
238 # autoconf magic only relies on PATH, so update it if tools dir is specified
239 OLD_PATH="$PATH"
240 if test "x$TOOLS_DIR" != x; then
241 PATH=$TOOLS_DIR:$PATH
242 fi
245 ### Locate C compiler (CC)
247 # On windows, only cl.exe is supported.
248 # On Solaris, cc is preferred to gcc.
249 # Elsewhere, gcc is preferred to cc.
251 if test "x$CC" != x; then
252 COMPILER_CHECK_LIST="$CC"
253 elif test "x$OPENJDK_TARGET_OS" = "xwindows"; then
254 COMPILER_CHECK_LIST="cl"
255 elif test "x$OPENJDK_TARGET_OS" = "xsolaris"; then
256 COMPILER_CHECK_LIST="cc gcc"
257 else
258 COMPILER_CHECK_LIST="gcc cc"
259 fi
261 TOOLCHAIN_FIND_COMPILER([CC],[C],[$COMPILER_CHECK_LIST])
262 # Now that we have resolved CC ourself, let autoconf have its go at it
263 AC_PROG_CC([$CC])
265 ### Locate C++ compiler (CXX)
267 if test "x$CXX" != x; then
268 COMPILER_CHECK_LIST="$CXX"
269 elif test "x$OPENJDK_TARGET_OS" = "xwindows"; then
270 COMPILER_CHECK_LIST="cl"
271 elif test "x$OPENJDK_TARGET_OS" = "xsolaris"; then
272 COMPILER_CHECK_LIST="CC g++"
273 else
274 COMPILER_CHECK_LIST="g++ CC"
275 fi
277 TOOLCHAIN_FIND_COMPILER([CXX],[C++],[$COMPILER_CHECK_LIST])
278 # Now that we have resolved CXX ourself, let autoconf have its go at it
279 AC_PROG_CXX([$CXX])
281 ### Locate other tools
283 if test "x$OPENJDK_TARGET_OS" = xmacosx; then
284 AC_PROG_OBJC
285 BASIC_FIXUP_EXECUTABLE(OBJC)
286 else
287 OBJC=
288 fi
290 # Restore the flags to the user specified values.
291 # This is necessary since AC_PROG_CC defaults CFLAGS to "-g -O2"
292 CFLAGS="$ORG_CFLAGS"
293 CXXFLAGS="$ORG_CXXFLAGS"
294 OBJCFLAGS="$ORG_OBJCFLAGS"
296 LD="$CC"
297 LDEXE="$CC"
298 LDCXX="$CXX"
299 LDEXECXX="$CXX"
300 AC_SUBST(LD)
301 # LDEXE is the linker to use, when creating executables.
302 AC_SUBST(LDEXE)
303 # Linking C++ libraries.
304 AC_SUBST(LDCXX)
305 # Linking C++ executables.
306 AC_SUBST(LDEXECXX)
308 if test "x$OPENJDK_TARGET_OS" != xwindows; then
309 AC_CHECK_TOOL(AR, ar)
310 BASIC_FIXUP_EXECUTABLE(AR)
311 fi
312 if test "x$OPENJDK_TARGET_OS" = xmacosx; then
313 ARFLAGS="-r"
314 else
315 ARFLAGS=""
316 fi
317 AC_SUBST(ARFLAGS)
319 # For hotspot, we need these in Windows mixed path; other platforms keep them the same
320 HOTSPOT_CXX="$CXX"
321 HOTSPOT_LD="$LD"
322 AC_SUBST(HOTSPOT_CXX)
323 AC_SUBST(HOTSPOT_LD)
325 COMPILER_NAME=gcc
326 COMPILER_TYPE=CC
327 AS_IF([test "x$OPENJDK_TARGET_OS" = xwindows], [
328 # For now, assume that we are always compiling using cl.exe.
329 CC_OUT_OPTION=-Fo
330 EXE_OUT_OPTION=-out:
331 LD_OUT_OPTION=-out:
332 AR_OUT_OPTION=-out:
333 # On Windows, reject /usr/bin/link (as determined in CYGWIN_LINK), which is a cygwin
334 # program for something completely different.
335 AC_CHECK_PROG([WINLD], [link],[link],,, [$CYGWIN_LINK])
336 # Since we must ignore the first found link, WINLD will contain
337 # the full path to the link.exe program.
338 BASIC_FIXUP_EXECUTABLE(WINLD)
339 printf "Windows linker was found at $WINLD\n"
340 AC_MSG_CHECKING([if the found link.exe is actually the Visual Studio linker])
341 "$WINLD" --version > /dev/null
342 if test $? -eq 0 ; then
343 AC_MSG_RESULT([no])
344 AC_MSG_ERROR([This is the Cygwin link tool. Please check your PATH and rerun configure.])
345 else
346 AC_MSG_RESULT([yes])
347 fi
348 LD="$WINLD"
349 LDEXE="$WINLD"
350 LDCXX="$WINLD"
351 LDEXECXX="$WINLD"
353 AC_CHECK_PROG([MT], [mt], [mt],,, [/usr/bin/mt])
354 BASIC_FIXUP_EXECUTABLE(MT)
355 # The resource compiler
356 AC_CHECK_PROG([RC], [rc], [rc],,, [/usr/bin/rc])
357 BASIC_FIXUP_EXECUTABLE(RC)
359 # For hotspot, we need these in Windows mixed path,
360 # so rewrite them all. Need added .exe suffix.
361 HOTSPOT_CXX="$CXX.exe"
362 HOTSPOT_LD="$LD.exe"
363 HOTSPOT_MT="$MT.exe"
364 HOTSPOT_RC="$RC.exe"
365 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_CXX)
366 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_LD)
367 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_MT)
368 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_RC)
369 AC_SUBST(HOTSPOT_MT)
370 AC_SUBST(HOTSPOT_RC)
372 RC_FLAGS="-nologo -l 0x409 -r"
373 AS_IF([test "x$VARIANT" = xOPT], [
374 RC_FLAGS="$RC_FLAGS -d NDEBUG"
375 ])
377 # The version variables used to create RC_FLAGS may be overridden
378 # in a custom configure script, or possibly the command line.
379 # Let those variables be expanded at make time in spec.gmk.
380 # The \$ are escaped to the shell, and the $(...) variables
381 # are evaluated by make.
382 RC_FLAGS="$RC_FLAGS \
383 -d \"JDK_BUILD_ID=\$(FULL_VERSION)\" \
384 -d \"JDK_COMPANY=\$(COMPANY_NAME)\" \
385 -d \"JDK_COMPONENT=\$(PRODUCT_NAME) \$(JDK_RC_PLATFORM_NAME) binary\" \
386 -d \"JDK_VER=\$(JDK_MINOR_VERSION).\$(JDK_MICRO_VERSION).\$(if \$(JDK_UPDATE_VERSION),\$(JDK_UPDATE_VERSION),0).\$(COOKED_BUILD_NUMBER)\" \
387 -d \"JDK_COPYRIGHT=Copyright \xA9 $COPYRIGHT_YEAR\" \
388 -d \"JDK_NAME=\$(PRODUCT_NAME) \$(JDK_RC_PLATFORM_NAME) \$(JDK_MINOR_VERSION) \$(JDK_UPDATE_META_TAG)\" \
389 -d \"JDK_FVER=\$(JDK_MINOR_VERSION),\$(JDK_MICRO_VERSION),\$(if \$(JDK_UPDATE_VERSION),\$(JDK_UPDATE_VERSION),0),\$(COOKED_BUILD_NUMBER)\""
391 # lib.exe is used to create static libraries.
392 AC_CHECK_PROG([WINAR], [lib],[lib],,,)
393 BASIC_FIXUP_EXECUTABLE(WINAR)
394 AR="$WINAR"
395 ARFLAGS="-nologo -NODEFAULTLIB:MSVCRT"
397 AC_CHECK_PROG([DUMPBIN], [dumpbin], [dumpbin],,,)
398 BASIC_FIXUP_EXECUTABLE(DUMPBIN)
400 COMPILER_TYPE=CL
401 CCXXFLAGS="$CCXXFLAGS -nologo"
402 ])
403 AC_SUBST(RC_FLAGS)
404 AC_SUBST(COMPILER_TYPE)
406 AC_PROG_CPP
407 BASIC_FIXUP_EXECUTABLE(CPP)
409 AC_PROG_CXXCPP
410 BASIC_FIXUP_EXECUTABLE(CXXCPP)
412 if test "x$COMPILE_TYPE" != "xcross"; then
413 # If we are not cross compiling, use the same compilers for
414 # building the build platform executables. The cross-compilation
415 # case needed to be done earlier, but this can only be done after
416 # the native tools have been localized.
417 BUILD_CC="$CC"
418 BUILD_CXX="$CXX"
419 BUILD_LD="$LD"
420 fi
422 # for solaris we really need solaris tools, and not gnu equivalent
423 # these seems to normally reside in /usr/ccs/bin so add that to path before
424 # starting to probe
425 #
426 # NOTE: I add this /usr/ccs/bin after TOOLS but before OLD_PATH
427 # so that it can be overriden --with-tools-dir
428 if test "x$OPENJDK_BUILD_OS" = xsolaris; then
429 PATH="${TOOLS_DIR}:/usr/ccs/bin:${OLD_PATH}"
430 fi
432 # Find the right assembler.
433 if test "x$OPENJDK_TARGET_OS" = xsolaris; then
434 AC_PATH_PROG(AS, as)
435 BASIC_FIXUP_EXECUTABLE(AS)
436 else
437 AS="$CC -c"
438 fi
439 AC_SUBST(AS)
441 if test "x$OPENJDK_TARGET_OS" = xsolaris; then
442 AC_PATH_PROG(NM, nm)
443 BASIC_FIXUP_EXECUTABLE(NM)
444 AC_PATH_PROG(GNM, gnm)
445 BASIC_FIXUP_EXECUTABLE(GNM)
446 AC_PATH_PROG(STRIP, strip)
447 BASIC_FIXUP_EXECUTABLE(STRIP)
448 AC_PATH_PROG(MCS, mcs)
449 BASIC_FIXUP_EXECUTABLE(MCS)
450 elif test "x$OPENJDK_TARGET_OS" != xwindows; then
451 AC_CHECK_TOOL(NM, nm)
452 BASIC_FIXUP_EXECUTABLE(NM)
453 GNM="$NM"
454 AC_SUBST(GNM)
455 AC_CHECK_TOOL(STRIP, strip)
456 BASIC_FIXUP_EXECUTABLE(STRIP)
457 fi
459 # objcopy is used for moving debug symbols to separate files when
460 # full debug symbols are enabled.
461 if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xlinux; then
462 AC_CHECK_TOOLS(OBJCOPY, [gobjcopy objcopy])
463 # Only call fixup if objcopy was found.
464 if test -n "$OBJCOPY"; then
465 BASIC_FIXUP_EXECUTABLE(OBJCOPY)
466 fi
467 fi
469 AC_CHECK_TOOLS(OBJDUMP, [gobjdump objdump])
470 if test "x$OBJDUMP" != x; then
471 # Only used for compare.sh; we can live without it. BASIC_FIXUP_EXECUTABLE bails if argument is missing.
472 BASIC_FIXUP_EXECUTABLE(OBJDUMP)
473 fi
475 if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
476 AC_PATH_PROG(LIPO, lipo)
477 BASIC_FIXUP_EXECUTABLE(LIPO)
478 fi
480 TOOLCHAIN_SETUP_JTREG
482 # Restore old path without tools dir
483 PATH="$OLD_PATH"
484 ])
487 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_LIBS],
488 [
490 ###############################################################################
491 #
492 # How to compile shared libraries.
493 #
495 if test "x$GCC" = xyes; then
496 COMPILER_NAME=gcc
497 PICFLAG="-fPIC"
498 LIBRARY_PREFIX=lib
499 SHARED_LIBRARY='lib[$]1.so'
500 STATIC_LIBRARY='lib[$]1.a'
501 SHARED_LIBRARY_FLAGS="-shared"
502 SHARED_LIBRARY_SUFFIX='.so'
503 STATIC_LIBRARY_SUFFIX='.a'
504 OBJ_SUFFIX='.o'
505 EXE_SUFFIX=''
506 SET_SHARED_LIBRARY_NAME='-Xlinker -soname=[$]1'
507 SET_SHARED_LIBRARY_MAPFILE='-Xlinker -version-script=[$]1'
508 C_FLAG_REORDER=''
509 CXX_FLAG_REORDER=''
510 SET_SHARED_LIBRARY_ORIGIN='-Xlinker -z -Xlinker origin -Xlinker -rpath -Xlinker \$$$$ORIGIN[$]1'
511 SET_EXECUTABLE_ORIGIN='-Xlinker -rpath -Xlinker \$$$$ORIGIN[$]1'
512 LD="$CC"
513 LDEXE="$CC"
514 LDCXX="$CXX"
515 LDEXECXX="$CXX"
516 POST_STRIP_CMD="$STRIP -g"
518 # Linking is different on MacOSX
519 if test "x$OPENJDK_TARGET_OS" = xmacosx; then
520 # Might change in the future to clang.
521 COMPILER_NAME=gcc
522 SHARED_LIBRARY='lib[$]1.dylib'
523 SHARED_LIBRARY_FLAGS="-dynamiclib -compatibility_version 1.0.0 -current_version 1.0.0 $PICFLAG"
524 SHARED_LIBRARY_SUFFIX='.dylib'
525 EXE_SUFFIX=''
526 SET_SHARED_LIBRARY_NAME='-Xlinker -install_name -Xlinker @rpath/[$]1'
527 SET_SHARED_LIBRARY_MAPFILE=''
528 SET_SHARED_LIBRARY_ORIGIN='-Xlinker -rpath -Xlinker @loader_path/.'
529 SET_EXECUTABLE_ORIGIN="$SET_SHARED_LIBRARY_ORIGIN"
530 POST_STRIP_CMD="$STRIP -S"
531 fi
532 else
533 if test "x$OPENJDK_TARGET_OS" = xsolaris; then
534 # If it is not gcc, then assume it is the Oracle Solaris Studio Compiler
535 COMPILER_NAME=ossc
536 PICFLAG="-KPIC"
537 LIBRARY_PREFIX=lib
538 SHARED_LIBRARY='lib[$]1.so'
539 STATIC_LIBRARY='lib[$]1.a'
540 SHARED_LIBRARY_FLAGS="-G"
541 SHARED_LIBRARY_SUFFIX='.so'
542 STATIC_LIBRARY_SUFFIX='.a'
543 OBJ_SUFFIX='.o'
544 EXE_SUFFIX=''
545 SET_SHARED_LIBRARY_NAME=''
546 SET_SHARED_LIBRARY_MAPFILE='-M[$]1'
547 C_FLAG_REORDER='-xF'
548 CXX_FLAG_REORDER='-xF'
549 SET_SHARED_LIBRARY_ORIGIN='-R\$$$$ORIGIN[$]1'
550 SET_EXECUTABLE_ORIGIN="$SET_SHARED_LIBRARY_ORIGIN"
551 CFLAGS_JDK="${CFLAGS_JDK} -D__solaris__"
552 CXXFLAGS_JDK="${CXXFLAGS_JDK} -D__solaris__"
553 CFLAGS_JDKLIB_EXTRA='-xstrconst'
554 POST_STRIP_CMD="$STRIP -x"
555 POST_MCS_CMD="$MCS -d -a \"JDK $FULL_VERSION\""
556 fi
557 if test "x$OPENJDK_TARGET_OS" = xwindows; then
558 # If it is not gcc, then assume it is the MS Visual Studio compiler
559 COMPILER_NAME=cl
560 PICFLAG=""
561 LIBRARY_PREFIX=
562 SHARED_LIBRARY='[$]1.dll'
563 STATIC_LIBRARY='[$]1.lib'
564 SHARED_LIBRARY_FLAGS="-LD"
565 SHARED_LIBRARY_SUFFIX='.dll'
566 STATIC_LIBRARY_SUFFIX='.lib'
567 OBJ_SUFFIX='.obj'
568 EXE_SUFFIX='.exe'
569 SET_SHARED_LIBRARY_NAME=''
570 SET_SHARED_LIBRARY_MAPFILE=''
571 SET_SHARED_LIBRARY_ORIGIN=''
572 SET_EXECUTABLE_ORIGIN=''
573 fi
574 fi
576 AC_SUBST(COMPILER_NAME)
577 AC_SUBST(OBJ_SUFFIX)
578 AC_SUBST(SHARED_LIBRARY)
579 AC_SUBST(STATIC_LIBRARY)
580 AC_SUBST(LIBRARY_PREFIX)
581 AC_SUBST(SHARED_LIBRARY_SUFFIX)
582 AC_SUBST(STATIC_LIBRARY_SUFFIX)
583 AC_SUBST(EXE_SUFFIX)
584 AC_SUBST(SHARED_LIBRARY_FLAGS)
585 AC_SUBST(SET_SHARED_LIBRARY_NAME)
586 AC_SUBST(SET_SHARED_LIBRARY_MAPFILE)
587 AC_SUBST(C_FLAG_REORDER)
588 AC_SUBST(CXX_FLAG_REORDER)
589 AC_SUBST(SET_SHARED_LIBRARY_ORIGIN)
590 AC_SUBST(SET_EXECUTABLE_ORIGIN)
591 AC_SUBST(POST_STRIP_CMD)
592 AC_SUBST(POST_MCS_CMD)
594 # The (cross) compiler is now configured, we can now test capabilities
595 # of the target platform.
596 ])
598 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION],
599 [
601 ###############################################################################
602 #
603 # Setup the opt flags for different compilers
604 # and different operating systems.
605 #
607 #
608 # NOTE: check for -mstackrealign needs to be below potential addition of -m32
609 #
610 if test "x$OPENJDK_TARGET_CPU_BITS" = x32 && test "x$OPENJDK_TARGET_OS" = xmacosx; then
611 # On 32-bit MacOSX the OS requires C-entry points to be 16 byte aligned.
612 # While waiting for a better solution, the current workaround is to use -mstackrealign.
613 CFLAGS="$CFLAGS -mstackrealign"
614 AC_MSG_CHECKING([if 32-bit compiler supports -mstackrealign])
615 AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])],
616 [
617 AC_MSG_RESULT([yes])
618 ],
619 [
620 AC_MSG_RESULT([no])
621 AC_MSG_ERROR([The selected compiler $CXX does not support -mstackrealign! Try to put another compiler in the path.])
622 ]
623 )
624 fi
626 C_FLAG_DEPS="-MMD -MF"
627 CXX_FLAG_DEPS="-MMD -MF"
629 case $COMPILER_TYPE in
630 CC )
631 case $COMPILER_NAME in
632 gcc )
633 case $OPENJDK_TARGET_OS in
634 macosx )
635 # On MacOSX we optimize for size, something
636 # we should do for all platforms?
637 C_O_FLAG_HI="-Os"
638 C_O_FLAG_NORM="-Os"
639 C_O_FLAG_NONE=""
640 ;;
641 *)
642 C_O_FLAG_HI="-O3"
643 C_O_FLAG_NORM="-O2"
644 C_O_FLAG_NONE="-O0"
645 ;;
646 esac
647 CXX_O_FLAG_HI="$C_O_FLAG_HI"
648 CXX_O_FLAG_NORM="$C_O_FLAG_NORM"
649 CXX_O_FLAG_NONE="$C_O_FLAG_NONE"
650 CFLAGS_DEBUG_SYMBOLS="-g"
651 CXXFLAGS_DEBUG_SYMBOLS="-g"
652 if test "x$OPENJDK_TARGET_CPU_BITS" = "x64" && test "x$DEBUG_LEVEL" = "xfastdebug"; then
653 CFLAGS_DEBUG_SYMBOLS="-g1"
654 CXXFLAGS_DEBUG_SYMBOLS="-g1"
655 fi
656 ;;
657 ossc )
658 #
659 # Forte has different names for this with their C++ compiler...
660 #
661 C_FLAG_DEPS="-xMMD -xMF"
662 CXX_FLAG_DEPS="-xMMD -xMF"
664 # Extra options used with HIGHEST
665 #
666 # WARNING: Use of OPTIMIZATION_LEVEL=HIGHEST in your Makefile needs to be
667 # done with care, there are some assumptions below that need to
668 # be understood about the use of pointers, and IEEE behavior.
669 #
670 # Use non-standard floating point mode (not IEEE 754)
671 CC_HIGHEST="$CC_HIGHEST -fns"
672 # Do some simplification of floating point arithmetic (not IEEE 754)
673 CC_HIGHEST="$CC_HIGHEST -fsimple"
674 # Use single precision floating point with 'float'
675 CC_HIGHEST="$CC_HIGHEST -fsingle"
676 # Assume memory references via basic pointer types do not alias
677 # (Source with excessing pointer casting and data access with mixed
678 # pointer types are not recommended)
679 CC_HIGHEST="$CC_HIGHEST -xalias_level=basic"
680 # Use intrinsic or inline versions for math/std functions
681 # (If you expect perfect errno behavior, do not use this)
682 CC_HIGHEST="$CC_HIGHEST -xbuiltin=%all"
683 # Loop data dependency optimizations (need -xO3 or higher)
684 CC_HIGHEST="$CC_HIGHEST -xdepend"
685 # Pointer parameters to functions do not overlap
686 # (Similar to -xalias_level=basic usage, but less obvious sometimes.
687 # If you pass in multiple pointers to the same data, do not use this)
688 CC_HIGHEST="$CC_HIGHEST -xrestrict"
689 # Inline some library routines
690 # (If you expect perfect errno behavior, do not use this)
691 CC_HIGHEST="$CC_HIGHEST -xlibmil"
692 # Use optimized math routines
693 # (If you expect perfect errno behavior, do not use this)
694 # Can cause undefined external on Solaris 8 X86 on __sincos, removing for now
695 #CC_HIGHEST="$CC_HIGHEST -xlibmopt"
697 if test "x$OPENJDK_TARGET_CPU" = xsparc; then
698 CFLAGS_JDK="${CFLAGS_JDK} -xmemalign=4s"
699 CXXFLAGS_JDK="${CXXFLAGS_JDK} -xmemalign=4s"
700 fi
702 case $OPENJDK_TARGET_CPU_ARCH in
703 x86)
704 C_O_FLAG_HIGHEST="-xO4 -Wu,-O4~yz $CC_HIGHEST -xregs=no%frameptr"
705 C_O_FLAG_HI="-xO4 -Wu,-O4~yz -xregs=no%frameptr"
706 C_O_FLAG_NORM="-xO2 -Wu,-O2~yz -xregs=no%frameptr"
707 C_O_FLAG_NONE="-xregs=no%frameptr"
708 CXX_O_FLAG_HIGHEST="-xO4 -Qoption ube -O4~yz $CC_HIGHEST -xregs=no%frameptr"
709 CXX_O_FLAG_HI="-xO4 -Qoption ube -O4~yz -xregs=no%frameptr"
710 CXX_O_FLAG_NORM="-xO2 -Qoption ube -O2~yz -xregs=no%frameptr"
711 CXX_O_FLAG_NONE="-xregs=no%frameptr"
712 if test "x$OPENJDK_TARGET_CPU" = xx86; then
713 C_O_FLAG_HIGHEST="$C_O_FLAG_HIGHEST -xchip=pentium"
714 CXX_O_FLAG_HIGHEST="$CXX_O_FLAG_HIGHEST -xchip=pentium"
715 fi
716 ;;
717 sparc)
718 CFLAGS_JDKLIB_EXTRA="${CFLAGS_JDKLIB_EXTRA} -xregs=no%appl"
719 CXXFLAGS_JDKLIB_EXTRA="${CXXFLAGS_JDKLIB_EXTRA} -xregs=no%appl"
720 C_O_FLAG_HIGHEST="-xO4 -Wc,-Qrm-s -Wc,-Qiselect-T0 $CC_HIGHEST -xprefetch=auto,explicit -xchip=ultra"
721 C_O_FLAG_HI="-xO4 -Wc,-Qrm-s -Wc,-Qiselect-T0"
722 C_O_FLAG_NORM="-xO2 -Wc,-Qrm-s -Wc,-Qiselect-T0"
723 C_O_FLAG_NONE=""
724 CXX_O_FLAG_HIGHEST="-xO4 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0 $CC_HIGHEST -xprefetch=auto,explicit -xchip=ultra"
725 CXX_O_FLAG_HI="-xO4 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0"
726 CXX_O_FLAG_NORM="-xO2 -Qoption cg -Qrm-s -Qoption cg -Qiselect-T0"
727 CXX_O_FLAG_NONE=""
728 ;;
729 esac
731 CFLAGS_DEBUG_SYMBOLS="-g -xs"
732 CXXFLAGS_DEBUG_SYMBOLS="-g0 -xs"
733 esac
734 ;;
735 CL )
736 C_O_FLAG_HIGHEST="-O2"
737 C_O_FLAG_HI="-O1"
738 C_O_FLAG_NORM="-O1"
739 C_O_FLAG_NONE="-Od"
740 CXX_O_FLAG_HIGHEST="$C_O_FLAG_HIGHEST"
741 CXX_O_FLAG_HI="$C_O_FLAG_HI"
742 CXX_O_FLAG_NORM="$C_O_FLAG_NORM"
743 CXX_O_FLAG_NONE="$C_O_FLAG_NONE"
744 ;;
745 esac
747 if test -z "$C_O_FLAG_HIGHEST"; then
748 C_O_FLAG_HIGHEST="$C_O_FLAG_HI"
749 fi
751 if test -z "$CXX_O_FLAG_HIGHEST"; then
752 CXX_O_FLAG_HIGHEST="$CXX_O_FLAG_HI"
753 fi
755 AC_SUBST(C_O_FLAG_HIGHEST)
756 AC_SUBST(C_O_FLAG_HI)
757 AC_SUBST(C_O_FLAG_NORM)
758 AC_SUBST(C_O_FLAG_NONE)
759 AC_SUBST(CXX_O_FLAG_HIGHEST)
760 AC_SUBST(CXX_O_FLAG_HI)
761 AC_SUBST(CXX_O_FLAG_NORM)
762 AC_SUBST(CXX_O_FLAG_NONE)
763 AC_SUBST(C_FLAG_DEPS)
764 AC_SUBST(CXX_FLAG_DEPS)
765 ])
767 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_JDK],
768 [
770 if test "x$CFLAGS" != "x${ADDED_CFLAGS}"; then
771 AC_MSG_WARN([Ignoring CFLAGS($CFLAGS) found in environment. Use --with-extra-cflags])
772 fi
774 if test "x$CXXFLAGS" != "x${ADDED_CXXFLAGS}"; then
775 AC_MSG_WARN([Ignoring CXXFLAGS($CXXFLAGS) found in environment. Use --with-extra-cxxflags])
776 fi
778 if test "x$LDFLAGS" != "x${ADDED_LDFLAGS}"; then
779 AC_MSG_WARN([Ignoring LDFLAGS($LDFLAGS) found in environment. Use --with-extra-ldflags])
780 fi
782 AC_ARG_WITH(extra-cflags, [AS_HELP_STRING([--with-extra-cflags],
783 [extra flags to be used when compiling jdk c-files])])
785 AC_ARG_WITH(extra-cxxflags, [AS_HELP_STRING([--with-extra-cxxflags],
786 [extra flags to be used when compiling jdk c++-files])])
788 AC_ARG_WITH(extra-ldflags, [AS_HELP_STRING([--with-extra-ldflags],
789 [extra flags to be used when linking jdk])])
791 CFLAGS_JDK="${CFLAGS_JDK} $with_extra_cflags"
792 CXXFLAGS_JDK="${CXXFLAGS_JDK} $with_extra_cxxflags"
793 LDFLAGS_JDK="${LDFLAGS_JDK} $with_extra_ldflags"
795 # Hotspot needs these set in their legacy form
796 LEGACY_EXTRA_CFLAGS=$with_extra_cflags
797 LEGACY_EXTRA_CXXFLAGS=$with_extra_cxxflags
798 LEGACY_EXTRA_LDFLAGS=$with_extra_ldflags
800 AC_SUBST(LEGACY_EXTRA_CFLAGS)
801 AC_SUBST(LEGACY_EXTRA_CXXFLAGS)
802 AC_SUBST(LEGACY_EXTRA_LDFLAGS)
804 ###############################################################################
805 #
806 # Now setup the CFLAGS and LDFLAGS for the JDK build.
807 # Later we will also have CFLAGS and LDFLAGS for the hotspot subrepo build.
808 #
809 case $COMPILER_NAME in
810 gcc )
811 CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -W -Wall -Wno-unused -Wno-parentheses \
812 -pipe \
813 -D_GNU_SOURCE -D_REENTRANT -D_LARGEFILE64_SOURCE"
814 case $OPENJDK_TARGET_CPU_ARCH in
815 arm )
816 # on arm we don't prevent gcc to omit frame pointer but do prevent strict aliasing
817 CFLAGS_JDK="${CFLAGS_JDK} -fno-strict-aliasing"
818 ;;
819 ppc )
820 # on ppc we don't prevent gcc to omit frame pointer nor strict-aliasing
821 ;;
822 * )
823 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -fno-omit-frame-pointer"
824 CFLAGS_JDK="${CFLAGS_JDK} -fno-strict-aliasing"
825 ;;
826 esac
827 ;;
828 ossc )
829 CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -DTRACING -DMACRO_MEMSYS_OPS -DBREAKPTS"
830 case $OPENJDK_TARGET_CPU_ARCH in
831 x86 )
832 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DcpuIntel -Di586 -D$OPENJDK_TARGET_CPU_LEGACY_LIB"
833 CFLAGS_JDK="$CFLAGS_JDK -erroff=E_BAD_PRAGMA_PACK_VALUE"
834 ;;
835 esac
837 CFLAGS_JDK="$CFLAGS_JDK -xc99=%none -xCC -errshort=tags -Xa -v -mt -W0,-noglobal"
838 CXXFLAGS_JDK="$CXXFLAGS_JDK -errtags=yes +w -mt -features=no%except -DCC_NOEX -norunpath -xnolib"
840 LDFLAGS_JDK="$LDFLAGS_JDK -z defs -xildoff -ztext"
841 LDFLAGS_CXX_JDK="$LDFLAGS_CXX_JDK -norunpath -xnolib"
842 ;;
843 cl )
844 CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -Zi -MD -Zc:wchar_t- -W3 -wd4800 \
845 -D_STATIC_CPPLIB -D_DISABLE_DEPRECATE_STATIC_CPPLIB -DWIN32_LEAN_AND_MEAN \
846 -D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE \
847 -DWIN32 -DIAL"
848 case $OPENJDK_TARGET_CPU in
849 x86 )
850 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_X86_ -Dx86"
851 ;;
852 x86_64 )
853 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_AMD64_ -Damd64"
854 ;;
855 esac
856 ;;
857 esac
859 ###############################################################################
861 # Adjust flags according to debug level.
862 case $DEBUG_LEVEL in
863 fastdebug )
864 CFLAGS_JDK="$CFLAGS_JDK $CFLAGS_DEBUG_SYMBOLS"
865 CXXFLAGS_JDK="$CXXFLAGS_JDK $CXXFLAGS_DEBUG_SYMBOLS"
866 C_O_FLAG_HI="$C_O_FLAG_NORM"
867 C_O_FLAG_NORM="$C_O_FLAG_NORM"
868 CXX_O_FLAG_HI="$CXX_O_FLAG_NORM"
869 CXX_O_FLAG_NORM="$CXX_O_FLAG_NORM"
870 JAVAC_FLAGS="$JAVAC_FLAGS -g"
871 ;;
872 slowdebug )
873 CFLAGS_JDK="$CFLAGS_JDK $CFLAGS_DEBUG_SYMBOLS"
874 CXXFLAGS_JDK="$CXXFLAGS_JDK $CXXFLAGS_DEBUG_SYMBOLS"
875 C_O_FLAG_HI="$C_O_FLAG_NONE"
876 C_O_FLAG_NORM="$C_O_FLAG_NONE"
877 CXX_O_FLAG_HI="$CXX_O_FLAG_NONE"
878 CXX_O_FLAG_NORM="$CXX_O_FLAG_NONE"
879 JAVAC_FLAGS="$JAVAC_FLAGS -g"
880 ;;
881 esac
883 CCXXFLAGS_JDK="$CCXXFLAGS_JDK $ADD_LP64"
885 # The package path is used only on macosx?
886 PACKAGE_PATH=/opt/local
887 AC_SUBST(PACKAGE_PATH)
889 if test "x$OPENJDK_TARGET_CPU_ENDIAN" = xlittle; then
890 # The macro _LITTLE_ENDIAN needs to be defined the same to avoid the
891 # Sun C compiler warning message: warning: macro redefined: _LITTLE_ENDIAN
892 # (The Solaris X86 system defines this in file /usr/include/sys/isa_defs.h).
893 # Note: -Dmacro is the same as #define macro 1
894 # -Dmacro= is the same as #define macro
895 if test "x$OPENJDK_TARGET_OS" = xsolaris; then
896 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN="
897 else
898 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN"
899 fi
900 else
901 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_BIG_ENDIAN"
902 fi
903 if test "x$OPENJDK_TARGET_OS" = xlinux; then
904 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DLINUX"
905 fi
906 if test "x$OPENJDK_TARGET_OS" = xwindows; then
907 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DWINDOWS"
908 fi
909 if test "x$OPENJDK_TARGET_OS" = xsolaris; then
910 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DSOLARIS"
911 fi
912 if test "x$OPENJDK_TARGET_OS" = xmacosx; then
913 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE -D_DARWIN_UNLIMITED_SELECT"
914 # Setting these parameters makes it an error to link to macosx APIs that are
915 # newer than the given OS version and makes the linked binaries compatible even
916 # if built on a newer version of the OS.
917 # The expected format is X.Y.Z
918 MACOSX_VERSION_MIN=10.7.0
919 AC_SUBST(MACOSX_VERSION_MIN)
920 # The macro takes the version with no dots, ex: 1070
921 # Let the flags variables get resolved in make for easier override on make
922 # command line.
923 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMAC_OS_X_VERSION_MAX_ALLOWED=\$(subst .,,\$(MACOSX_VERSION_MIN)) -mmacosx-version-min=\$(MACOSX_VERSION_MIN)"
924 LDFLAGS_JDK="$LDFLAGS_JDK -mmacosx-version-min=\$(MACOSX_VERSION_MIN)"
925 fi
926 if test "x$OPENJDK_TARGET_OS" = xbsd; then
927 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DBSD -D_ALLBSD_SOURCE"
928 fi
929 if test "x$DEBUG_LEVEL" = xrelease; then
930 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DNDEBUG"
931 if test "x$OPENJDK_TARGET_OS" = xsolaris; then
932 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DTRIMMED"
933 fi
934 else
935 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DDEBUG"
936 fi
938 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DARCH='\"$OPENJDK_TARGET_CPU_LEGACY\"' -D$OPENJDK_TARGET_CPU_LEGACY"
939 CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DRELEASE='\"\$(RELEASE)\"'"
941 CCXXFLAGS_JDK="$CCXXFLAGS_JDK \
942 -I${JDK_OUTPUTDIR}/include \
943 -I${JDK_OUTPUTDIR}/include/$OPENJDK_TARGET_OS \
944 -I${JDK_TOPDIR}/src/share/javavm/export \
945 -I${JDK_TOPDIR}/src/$OPENJDK_TARGET_OS_EXPORT_DIR/javavm/export \
946 -I${JDK_TOPDIR}/src/share/native/common \
947 -I${JDK_TOPDIR}/src/$OPENJDK_TARGET_OS_API_DIR/native/common"
949 # The shared libraries are compiled using the picflag.
950 CFLAGS_JDKLIB="$CCXXFLAGS_JDK $CFLAGS_JDK $PICFLAG $CFLAGS_JDKLIB_EXTRA"
951 CXXFLAGS_JDKLIB="$CCXXFLAGS_JDK $CXXFLAGS_JDK $PICFLAG $CXXFLAGS_JDKLIB_EXTRA "
953 # Executable flags
954 CFLAGS_JDKEXE="$CCXXFLAGS_JDK $CFLAGS_JDK"
955 CXXFLAGS_JDKEXE="$CCXXFLAGS_JDK $CXXFLAGS_JDK"
957 # Now this is odd. The JDK native libraries have to link against libjvm.so
958 # On 32-bit machines there is normally two distinct libjvm.so:s, client and server.
959 # Which should we link to? Are we lucky enough that the binary api to the libjvm.so library
960 # is identical for client and server? Yes. Which is picked at runtime (client or server)?
961 # Neither, since the chosen libjvm.so has already been loaded by the launcher, all the following
962 # libraries will link to whatever is in memory. Yuck.
963 #
964 # Thus we offer the compiler to find libjvm.so first in server then in client. It works. Ugh.
965 if test "x$COMPILER_NAME" = xcl; then
966 LDFLAGS_JDK="$LDFLAGS_JDK -nologo -opt:ref -incremental:no"
967 if test "x$OPENJDK_TARGET_CPU" = xx86; then
968 LDFLAGS_JDK="$LDFLAGS_JDK -safeseh"
969 fi
970 # TODO: make -debug optional "--disable-full-debug-symbols"
971 LDFLAGS_JDK="$LDFLAGS_JDK -debug"
972 LDFLAGS_JDKLIB="${LDFLAGS_JDK} -dll -libpath:${JDK_OUTPUTDIR}/lib"
973 LDFLAGS_JDKLIB_SUFFIX=""
974 if test "x$OPENJDK_TARGET_CPU_BITS" = "x64"; then
975 LDFLAGS_STACK_SIZE=1048576
976 else
977 LDFLAGS_STACK_SIZE=327680
978 fi
979 LDFLAGS_JDKEXE="${LDFLAGS_JDK} /STACK:$LDFLAGS_STACK_SIZE"
980 else
981 if test "x$COMPILER_NAME" = xgcc; then
982 # If this is a --hash-style=gnu system, use --hash-style=both, why?
983 HAS_GNU_HASH=`$CC -dumpspecs 2>/dev/null | $GREP 'hash-style=gnu'`
984 if test -n "$HAS_GNU_HASH"; then
985 LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker --hash-style=both "
986 fi
987 if test "x$OPENJDK_TARGET_OS" = xlinux; then
988 # And since we now know that the linker is gnu, then add -z defs, to forbid
989 # undefined symbols in object files.
990 LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker -z -Xlinker defs"
991 if test "x$DEBUG_LEVEL" = "xrelease"; then
992 # When building release libraries, tell the linker optimize them.
993 # Should this be supplied to the OSS linker as well?
994 LDFLAGS_JDK="${LDFLAGS_JDK} -Xlinker -O1"
995 fi
996 fi
997 fi
998 LDFLAGS_JDKLIB="${LDFLAGS_JDK} $SHARED_LIBRARY_FLAGS \
999 -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}"
1001 # On some platforms (mac) the linker warns about non existing -L dirs.
1002 # Add server first if available. Linking aginst client does not always produce the same results.
1003 # Only add client dir if client is being built. Add minimal (note not minimal1) if only building minimal1.
1004 # Default to server for other variants.
1005 if test "x$JVM_VARIANT_SERVER" = xtrue; then
1006 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/server"
1007 elif test "x$JVM_VARIANT_CLIENT" = xtrue; then
1008 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/client"
1009 elif test "x$JVM_VARIANT_MINIMAL1" = xtrue; then
1010 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/minimal"
1011 else
1012 LDFLAGS_JDKLIB="${LDFLAGS_JDKLIB} -L${JDK_OUTPUTDIR}/lib${OPENJDK_TARGET_CPU_LIBDIR}/server"
1013 fi
1015 LDFLAGS_JDKLIB_SUFFIX="-ljava -ljvm"
1016 if test "x$COMPILER_NAME" = xossc; then
1017 LDFLAGS_JDKLIB_SUFFIX="$LDFLAGS_JDKLIB_SUFFIX -lc"
1018 fi
1020 LDFLAGS_JDKEXE="${LDFLAGS_JDK}"
1021 if test "x$OPENJDK_TARGET_OS" = xlinux; then
1022 LDFLAGS_JDKEXE="$LDFLAGS_JDKEXE -Xlinker --allow-shlib-undefined"
1023 fi
1024 fi
1026 AC_SUBST(CFLAGS_JDKLIB)
1027 AC_SUBST(CFLAGS_JDKEXE)
1029 AC_SUBST(CXXFLAGS_JDKLIB)
1030 AC_SUBST(CXXFLAGS_JDKEXE)
1032 AC_SUBST(LDFLAGS_JDKLIB)
1033 AC_SUBST(LDFLAGS_JDKEXE)
1034 AC_SUBST(LDFLAGS_JDKLIB_SUFFIX)
1035 AC_SUBST(LDFLAGS_JDKEXE_SUFFIX)
1036 AC_SUBST(LDFLAGS_CXX_JDK)
1037 ])
1040 # TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE],
1041 # [RUN-IF-FALSE])
1042 # ------------------------------------------------------------
1043 # Check that the c and c++ compilers support an argument
1044 AC_DEFUN([TOOLCHAIN_COMPILER_CHECK_ARGUMENTS],
1045 [
1046 AC_MSG_CHECKING([if compiler supports "$1"])
1047 supports=yes
1049 saved_cflags="$CFLAGS"
1050 CFLAGS="$CFLAGS $1"
1051 AC_LANG_PUSH([C])
1052 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[int i;]])], [],
1053 [supports=no])
1054 AC_LANG_POP([C])
1055 CFLAGS="$saved_cflags"
1057 saved_cxxflags="$CXXFLAGS"
1058 CXXFLAGS="$CXXFLAG $1"
1059 AC_LANG_PUSH([C++])
1060 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[int i;]])], [],
1061 [supports=no])
1062 AC_LANG_POP([C++])
1063 CXXFLAGS="$saved_cxxflags"
1065 AC_MSG_RESULT([$supports])
1066 if test "x$supports" = "xyes" ; then
1067 m4_ifval([$2], [$2], [:])
1068 else
1069 m4_ifval([$3], [$3], [:])
1070 fi
1071 ])
1073 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_MISC],
1074 [
1075 # Some Zero and Shark settings.
1076 # ZERO_ARCHFLAG tells the compiler which mode to build for
1077 case "${OPENJDK_TARGET_CPU}" in
1078 s390)
1079 ZERO_ARCHFLAG="-m31"
1080 ;;
1081 *)
1082 ZERO_ARCHFLAG="-m${OPENJDK_TARGET_CPU_BITS}"
1083 esac
1084 TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([$ZERO_ARCHFLAG], [], [ZERO_ARCHFLAG=""])
1085 AC_SUBST(ZERO_ARCHFLAG)
1087 # Check that the compiler supports -mX flags
1088 # Set COMPILER_SUPPORTS_TARGET_BITS_FLAG to 'true' if it does
1089 TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([-m${OPENJDK_TARGET_CPU_BITS}],
1090 [COMPILER_SUPPORTS_TARGET_BITS_FLAG=true],
1091 [COMPILER_SUPPORTS_TARGET_BITS_FLAG=false])
1092 AC_SUBST(COMPILER_SUPPORTS_TARGET_BITS_FLAG)
1093 ])
1095 # Setup the JTREG paths
1096 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_JTREG],
1097 [
1098 AC_ARG_WITH(jtreg, [AS_HELP_STRING([--with-jtreg],
1099 [Regression Test Harness @<:@probed@:>@])],
1100 [],
1101 [with_jtreg=no])
1103 if test "x$with_jtreg" = xno; then
1104 # jtreg disabled
1105 AC_MSG_CHECKING([for jtreg])
1106 AC_MSG_RESULT(no)
1107 else
1108 if test "x$with_jtreg" != xyes; then
1109 # with path specified.
1110 JT_HOME="$with_jtreg"
1111 fi
1113 if test "x$JT_HOME" != x; then
1114 AC_MSG_CHECKING([for jtreg])
1116 # use JT_HOME enviroment var.
1117 BASIC_FIXUP_PATH([JT_HOME])
1119 # jtreg win32 script works for everybody
1120 JTREGEXE="$JT_HOME/win32/bin/jtreg"
1122 if test ! -f "$JTREGEXE"; then
1123 AC_MSG_ERROR([JTReg executable does not exist: $JTREGEXE])
1124 fi
1126 AC_MSG_RESULT($JTREGEXE)
1127 else
1128 # try to find jtreg on path
1129 BASIC_REQUIRE_PROG(JTREGEXE, jtreg)
1130 JT_HOME="`$DIRNAME $JTREGEXE`"
1131 fi
1132 fi
1134 AC_SUBST(JT_HOME)
1135 AC_SUBST(JTREGEXE)
1136 ])
