Mercurial > jdk8-mips64-public / file comparison
comparison: common/autoconf/platform.m4
common/autoconf/platform.m4
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| 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 # Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD. | |
| 27 # Converts autoconf style CPU name to OpenJDK style, into | |
| 28 # VAR_CPU, VAR_CPU_ARCH, VAR_CPU_BITS and VAR_CPU_ENDIAN. | |
| 29 AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_CPU], | |
| 30 [ | |
| 31 # First argument is the cpu name from the trip/quad | |
| 32 case "$1" in | |
| 33 x86_64) | |
| 34 VAR_CPU=x86_64 | |
| 35 VAR_CPU_ARCH=x86 | |
| 36 VAR_CPU_BITS=64 | |
| 37 VAR_CPU_ENDIAN=little | |
| 38 ;; | |
| 39 i?86) | |
| 40 VAR_CPU=x86 | |
| 41 VAR_CPU_ARCH=x86 | |
| 42 VAR_CPU_BITS=32 | |
| 43 VAR_CPU_ENDIAN=little | |
| 44 ;; | |
| 45 arm*) | |
| 46 VAR_CPU=arm | |
| 47 VAR_CPU_ARCH=arm | |
| 48 VAR_CPU_BITS=32 | |
| 49 VAR_CPU_ENDIAN=little | |
| 50 ;; | |
| 51 powerpc) | |
| 52 VAR_CPU=ppc | |
| 53 VAR_CPU_ARCH=ppc | |
| 54 VAR_CPU_BITS=32 | |
| 55 VAR_CPU_ENDIAN=big | |
| 56 ;; | |
| 57 powerpc64) | |
| 58 VAR_CPU=ppc64 | |
| 59 VAR_CPU_ARCH=ppc | |
| 60 VAR_CPU_BITS=64 | |
| 61 VAR_CPU_ENDIAN=big | |
| 62 ;; | |
| 63 powerpc64le) | |
| 64 VAR_CPU=ppc64 | |
| 65 VAR_CPU_ARCH=ppc | |
| 66 VAR_CPU_BITS=64 | |
| 67 VAR_CPU_ENDIAN=little | |
| 68 ;; | |
| 69 s390) | |
| 70 VAR_CPU=s390 | |
| 71 VAR_CPU_ARCH=s390 | |
| 72 VAR_CPU_BITS=32 | |
| 73 VAR_CPU_ENDIAN=big | |
| 74 ;; | |
| 75 s390x) | |
| 76 VAR_CPU=s390x | |
| 77 VAR_CPU_ARCH=s390 | |
| 78 VAR_CPU_BITS=64 | |
| 79 VAR_CPU_ENDIAN=big | |
| 80 ;; | |
| 81 sparc) | |
| 82 VAR_CPU=sparc | |
| 83 VAR_CPU_ARCH=sparc | |
| 84 VAR_CPU_BITS=32 | |
| 85 VAR_CPU_ENDIAN=big | |
| 86 ;; | |
| 87 sparcv9) | |
| 88 VAR_CPU=sparcv9 | |
| 89 VAR_CPU_ARCH=sparc | |
| 90 VAR_CPU_BITS=64 | |
| 91 VAR_CPU_ENDIAN=big | |
| 92 ;; | |
| 93 *) | |
| 94 AC_MSG_ERROR([unsupported cpu $1]) | |
| 95 ;; | |
| 96 esac | |
| 97 ]) | |
| 98 | |
| 99 # Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD. | |
| 100 # Converts autoconf style OS name to OpenJDK style, into | |
| 101 # VAR_OS and VAR_OS_API. | |
| 102 AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_OS], | |
| 103 [ | |
| 104 case "$1" in | |
| 105 *linux*) | |
| 106 VAR_OS=linux | |
| 107 VAR_OS_API=posix | |
| 108 VAR_OS_ENV=linux | |
| 109 ;; | |
| 110 *solaris*) | |
| 111 VAR_OS=solaris | |
| 112 VAR_OS_API=posix | |
| 113 VAR_OS_ENV=solaris | |
| 114 ;; | |
| 115 *darwin*) | |
| 116 VAR_OS=macosx | |
| 117 VAR_OS_API=posix | |
| 118 VAR_OS_ENV=macosx | |
| 119 ;; | |
| 120 *bsd*) | |
| 121 VAR_OS=bsd | |
| 122 VAR_OS_API=posix | |
| 123 VAR_OS_ENV=bsd | |
| 124 ;; | |
| 125 *cygwin*) | |
| 126 VAR_OS=windows | |
| 127 VAR_OS_API=winapi | |
| 128 VAR_OS_ENV=windows.cygwin | |
| 129 ;; | |
| 130 *mingw*) | |
| 131 VAR_OS=windows | |
| 132 VAR_OS_API=winapi | |
| 133 VAR_OS_ENV=windows.msys | |
| 134 ;; | |
| 135 *aix*) | |
| 136 VAR_OS=aix | |
| 137 VAR_OS_API=posix | |
| 138 VAR_OS_ENV=aix | |
| 139 ;; | |
| 140 *) | |
| 141 AC_MSG_ERROR([unsupported operating system $1]) | |
| 142 ;; | |
| 143 esac | |
| 144 ]) | |
| 145 | |
| 146 # Expects $host_os $host_cpu $build_os and $build_cpu | |
| 147 # and $with_target_bits to have been setup! | |
| 148 # | |
| 149 # Translate the standard triplet(quadruplet) definition | |
| 150 # of the target/build system into OPENJDK_TARGET_OS, OPENJDK_TARGET_CPU, | |
| 151 # OPENJDK_BUILD_OS, etc. | |
| 152 AC_DEFUN([PLATFORM_EXTRACT_TARGET_AND_BUILD], | |
| 153 [ | |
| 154 # Copy the autoconf trip/quadruplet verbatim to OPENJDK_TARGET_AUTOCONF_NAME | |
| 155 # (from the autoconf "host") and OPENJDK_BUILD_AUTOCONF_NAME | |
| 156 # Note that we might later on rewrite e.g. OPENJDK_TARGET_CPU due to reduced build, | |
| 157 # but this will not change the value of OPENJDK_TARGET_AUTOCONF_NAME. | |
| 158 OPENJDK_TARGET_AUTOCONF_NAME="$host" | |
| 159 OPENJDK_BUILD_AUTOCONF_NAME="$build" | |
| 160 AC_SUBST(OPENJDK_TARGET_AUTOCONF_NAME) | |
| 161 AC_SUBST(OPENJDK_BUILD_AUTOCONF_NAME) | |
| 162 | |
| 163 # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables. | |
| 164 PLATFORM_EXTRACT_VARS_FROM_OS($build_os) | |
| 165 PLATFORM_EXTRACT_VARS_FROM_CPU($build_cpu) | |
| 166 # ..and setup our own variables. (Do this explicitely to facilitate searching) | |
| 167 OPENJDK_BUILD_OS="$VAR_OS" | |
| 168 OPENJDK_BUILD_OS_API="$VAR_OS_API" | |
| 169 OPENJDK_BUILD_OS_ENV="$VAR_OS_ENV" | |
| 170 OPENJDK_BUILD_CPU="$VAR_CPU" | |
| 171 OPENJDK_BUILD_CPU_ARCH="$VAR_CPU_ARCH" | |
| 172 OPENJDK_BUILD_CPU_BITS="$VAR_CPU_BITS" | |
| 173 OPENJDK_BUILD_CPU_ENDIAN="$VAR_CPU_ENDIAN" | |
| 174 AC_SUBST(OPENJDK_BUILD_OS) | |
| 175 AC_SUBST(OPENJDK_BUILD_OS_API) | |
| 176 AC_SUBST(OPENJDK_BUILD_CPU) | |
| 177 AC_SUBST(OPENJDK_BUILD_CPU_ARCH) | |
| 178 AC_SUBST(OPENJDK_BUILD_CPU_BITS) | |
| 179 AC_SUBST(OPENJDK_BUILD_CPU_ENDIAN) | |
| 180 | |
| 181 AC_MSG_CHECKING([openjdk-build os-cpu]) | |
| 182 AC_MSG_RESULT([$OPENJDK_BUILD_OS-$OPENJDK_BUILD_CPU]) | |
| 183 | |
| 184 # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables. | |
| 185 PLATFORM_EXTRACT_VARS_FROM_OS($host_os) | |
| 186 PLATFORM_EXTRACT_VARS_FROM_CPU($host_cpu) | |
| 187 # ... and setup our own variables. (Do this explicitely to facilitate searching) | |
| 188 OPENJDK_TARGET_OS="$VAR_OS" | |
| 189 OPENJDK_TARGET_OS_API="$VAR_OS_API" | |
| 190 OPENJDK_TARGET_OS_ENV="$VAR_OS_ENV" | |
| 191 OPENJDK_TARGET_CPU="$VAR_CPU" | |
| 192 OPENJDK_TARGET_CPU_ARCH="$VAR_CPU_ARCH" | |
| 193 OPENJDK_TARGET_CPU_BITS="$VAR_CPU_BITS" | |
| 194 OPENJDK_TARGET_CPU_ENDIAN="$VAR_CPU_ENDIAN" | |
| 195 AC_SUBST(OPENJDK_TARGET_OS) | |
| 196 AC_SUBST(OPENJDK_TARGET_OS_API) | |
| 197 AC_SUBST(OPENJDK_TARGET_CPU) | |
| 198 AC_SUBST(OPENJDK_TARGET_CPU_ARCH) | |
| 199 AC_SUBST(OPENJDK_TARGET_CPU_BITS) | |
| 200 AC_SUBST(OPENJDK_TARGET_CPU_ENDIAN) | |
| 201 | |
| 202 AC_MSG_CHECKING([openjdk-target os-cpu]) | |
| 203 AC_MSG_RESULT([$OPENJDK_TARGET_OS-$OPENJDK_TARGET_CPU]) | |
| 204 ]) | |
| 205 | |
| 206 # Check if a reduced build (32-bit on 64-bit platforms) is requested, and modify behaviour | |
| 207 # accordingly. Must be done after setting up build and target system, but before | |
| 208 # doing anything else with these values. | |
| 209 AC_DEFUN([PLATFORM_SETUP_TARGET_CPU_BITS], | |
| 210 [ | |
| 211 AC_ARG_WITH(target-bits, [AS_HELP_STRING([--with-target-bits], | |
| 212 [build 32-bit or 64-bit binaries (for platforms that support it), e.g. --with-target-bits=32 @<:@guessed@:>@])]) | |
| 213 | |
| 214 # We have three types of compiles: | |
| 215 # native == normal compilation, target system == build system | |
| 216 # cross == traditional cross compilation, target system != build system; special toolchain needed | |
| 217 # reduced == using native compilers, but with special flags (e.g. -m32) to produce 32-bit builds on 64-bit machines | |
| 218 # | |
| 219 if test "x$OPENJDK_BUILD_AUTOCONF_NAME" != "x$OPENJDK_TARGET_AUTOCONF_NAME"; then | |
| 220 # We're doing a proper cross-compilation | |
| 221 COMPILE_TYPE="cross" | |
| 222 else | |
| 223 COMPILE_TYPE="native" | |
| 224 fi | |
| 225 | |
| 226 if test "x$with_target_bits" != x; then | |
| 227 if test "x$COMPILE_TYPE" = "xcross"; then | |
| 228 AC_MSG_ERROR([It is not possible to combine --with-target-bits=X and proper cross-compilation. Choose either.]) | |
| 229 fi | |
| 230 | |
| 231 if test "x$with_target_bits" = x32 && test "x$OPENJDK_TARGET_CPU_BITS" = x64; then | |
| 232 # A reduced build is requested | |
| 233 COMPILE_TYPE="reduced" | |
| 234 OPENJDK_TARGET_CPU_BITS=32 | |
| 235 if test "x$OPENJDK_TARGET_CPU_ARCH" = "xx86"; then | |
| 236 OPENJDK_TARGET_CPU=x86 | |
| 237 elif test "x$OPENJDK_TARGET_CPU_ARCH" = "xsparc"; then | |
| 238 OPENJDK_TARGET_CPU=sparc | |
| 239 else | |
| 240 AC_MSG_ERROR([Reduced build (--with-target-bits=32) is only supported on x86_64 and sparcv9]) | |
| 241 fi | |
| 242 elif test "x$with_target_bits" = x64 && test "x$OPENJDK_TARGET_CPU_BITS" = x32; then | |
| 243 AC_MSG_ERROR([It is not possible to use --with-target-bits=64 on a 32 bit system. Use proper cross-compilation instead.]) | |
| 244 elif test "x$with_target_bits" = "x$OPENJDK_TARGET_CPU_BITS"; then | |
| 245 AC_MSG_NOTICE([--with-target-bits are set to build platform address size; argument has no meaning]) | |
| 246 else | |
| 247 AC_MSG_ERROR([--with-target-bits can only be 32 or 64, you specified $with_target_bits!]) | |
| 248 fi | |
| 249 fi | |
| 250 AC_SUBST(COMPILE_TYPE) | |
| 251 | |
| 252 AC_MSG_CHECKING([compilation type]) | |
| 253 AC_MSG_RESULT([$COMPILE_TYPE]) | |
| 254 ]) | |
| 255 | |
| 256 # Setup the legacy variables, for controlling the old makefiles. | |
| 257 # | |
| 258 AC_DEFUN([PLATFORM_SETUP_LEGACY_VARS], | |
| 259 [ | |
| 260 # Also store the legacy naming of the cpu. | |
| 261 # Ie i586 and amd64 instead of x86 and x86_64 | |
| 262 OPENJDK_TARGET_CPU_LEGACY="$OPENJDK_TARGET_CPU" | |
| 263 if test "x$OPENJDK_TARGET_CPU" = xx86; then | |
| 264 OPENJDK_TARGET_CPU_LEGACY="i586" | |
| 265 elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then | |
| 266 # On all platforms except MacOSX replace x86_64 with amd64. | |
| 267 OPENJDK_TARGET_CPU_LEGACY="amd64" | |
| 268 fi | |
| 269 AC_SUBST(OPENJDK_TARGET_CPU_LEGACY) | |
| 270 | |
| 271 # And the second legacy naming of the cpu. | |
| 272 # Ie i386 and amd64 instead of x86 and x86_64. | |
| 273 OPENJDK_TARGET_CPU_LEGACY_LIB="$OPENJDK_TARGET_CPU" | |
| 274 if test "x$OPENJDK_TARGET_CPU" = xx86; then | |
| 275 OPENJDK_TARGET_CPU_LEGACY_LIB="i386" | |
| 276 elif test "x$OPENJDK_TARGET_CPU" = xx86_64; then | |
| 277 OPENJDK_TARGET_CPU_LEGACY_LIB="amd64" | |
| 278 fi | |
| 279 AC_SUBST(OPENJDK_TARGET_CPU_LEGACY_LIB) | |
| 280 | |
| 281 # This is the name of the cpu (but using i386 and amd64 instead of | |
| 282 # x86 and x86_64, respectively), preceeded by a /, to be used when | |
| 283 # locating libraries. On macosx, it's empty, though. | |
| 284 OPENJDK_TARGET_CPU_LIBDIR="/$OPENJDK_TARGET_CPU_LEGACY_LIB" | |
| 285 if test "x$OPENJDK_TARGET_OS" = xmacosx; then | |
| 286 OPENJDK_TARGET_CPU_LIBDIR="" | |
| 287 fi | |
| 288 AC_SUBST(OPENJDK_TARGET_CPU_LIBDIR) | |
| 289 | |
| 290 # OPENJDK_TARGET_CPU_ISADIR is normally empty. On 64-bit Solaris systems, it is set to | |
| 291 # /amd64 or /sparcv9. This string is appended to some library paths, like this: | |
| 292 # /usr/lib${OPENJDK_TARGET_CPU_ISADIR}/libexample.so | |
| 293 OPENJDK_TARGET_CPU_ISADIR="" | |
| 294 if test "x$OPENJDK_TARGET_OS" = xsolaris; then | |
| 295 if test "x$OPENJDK_TARGET_CPU" = xx86_64; then | |
| 296 OPENJDK_TARGET_CPU_ISADIR="/amd64" | |
| 297 elif test "x$OPENJDK_TARGET_CPU" = xsparcv9; then | |
| 298 OPENJDK_TARGET_CPU_ISADIR="/sparcv9" | |
| 299 fi | |
| 300 fi | |
| 301 AC_SUBST(OPENJDK_TARGET_CPU_ISADIR) | |
| 302 | |
| 303 # Setup OPENJDK_TARGET_CPU_OSARCH, which is used to set the os.arch Java system property | |
| 304 OPENJDK_TARGET_CPU_OSARCH="$OPENJDK_TARGET_CPU" | |
| 305 if test "x$OPENJDK_TARGET_OS" = xlinux && test "x$OPENJDK_TARGET_CPU" = xx86; then | |
| 306 # On linux only, we replace x86 with i386. | |
| 307 OPENJDK_TARGET_CPU_OSARCH="i386" | |
| 308 elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then | |
| 309 # On all platforms except macosx, we replace x86_64 with amd64. | |
| 310 OPENJDK_TARGET_CPU_OSARCH="amd64" | |
| 311 fi | |
| 312 AC_SUBST(OPENJDK_TARGET_CPU_OSARCH) | |
| 313 | |
| 314 OPENJDK_TARGET_CPU_JLI="$OPENJDK_TARGET_CPU" | |
| 315 if test "x$OPENJDK_TARGET_CPU" = xx86; then | |
| 316 OPENJDK_TARGET_CPU_JLI="i386" | |
| 317 elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then | |
| 318 # On all platforms except macosx, we replace x86_64 with amd64. | |
| 319 OPENJDK_TARGET_CPU_JLI="amd64" | |
| 320 fi | |
| 321 # Now setup the -D flags for building libjli. | |
| 322 OPENJDK_TARGET_CPU_JLI_CFLAGS="-DLIBARCHNAME='\"$OPENJDK_TARGET_CPU_JLI\"'" | |
| 323 if test "x$OPENJDK_TARGET_OS" = xsolaris; then | |
| 324 if test "x$OPENJDK_TARGET_CPU_ARCH" = xsparc; then | |
| 325 OPENJDK_TARGET_CPU_JLI_CFLAGS="$OPENJDK_TARGET_CPU_JLI_CFLAGS -DLIBARCH32NAME='\"sparc\"' -DLIBARCH64NAME='\"sparcv9\"'" | |
| 326 elif test "x$OPENJDK_TARGET_CPU_ARCH" = xx86; then | |
| 327 OPENJDK_TARGET_CPU_JLI_CFLAGS="$OPENJDK_TARGET_CPU_JLI_CFLAGS -DLIBARCH32NAME='\"i386\"' -DLIBARCH64NAME='\"amd64\"'" | |
| 328 fi | |
| 329 fi | |
| 330 AC_SUBST(OPENJDK_TARGET_CPU_JLI_CFLAGS) | |
| 331 | |
| 332 # Setup OPENJDK_TARGET_OS_API_DIR, used in source paths. | |
| 333 if test "x$OPENJDK_TARGET_OS_API" = xposix; then | |
| 334 OPENJDK_TARGET_OS_API_DIR="solaris" | |
| 335 fi | |
| 336 if test "x$OPENJDK_TARGET_OS_API" = xwinapi; then | |
| 337 OPENJDK_TARGET_OS_API_DIR="windows" | |
| 338 fi | |
| 339 AC_SUBST(OPENJDK_TARGET_OS_API_DIR) | |
| 340 | |
| 341 if test "x$OPENJDK_TARGET_OS" = xmacosx; then | |
| 342 OPENJDK_TARGET_OS_EXPORT_DIR=macosx | |
| 343 else | |
| 344 OPENJDK_TARGET_OS_EXPORT_DIR=${OPENJDK_TARGET_OS_API_DIR} | |
| 345 fi | |
| 346 AC_SUBST(OPENJDK_TARGET_OS_EXPORT_DIR) | |
| 347 | |
| 348 if test "x$OPENJDK_TARGET_CPU_BITS" = x64; then | |
| 349 A_LP64="LP64:=" | |
| 350 # -D_LP64=1 is only set on linux and mac. Setting on windows causes diff in | |
| 351 # unpack200.exe | |
| 352 if test "x$OPENJDK_TARGET_OS" = xlinux || test "x$OPENJDK_TARGET_OS" = xmacosx; then | |
| 353 ADD_LP64="-D_LP64=1" | |
| 354 fi | |
| 355 fi | |
| 356 AC_SUBST(LP64,$A_LP64) | |
| 357 | |
| 358 if test "x$COMPILE_TYPE" = "xcross"; then | |
| 359 # FIXME: ... or should this include reduced builds..? | |
| 360 DEFINE_CROSS_COMPILE_ARCH="CROSS_COMPILE_ARCH:=$OPENJDK_TARGET_CPU_LEGACY" | |
| 361 else | |
| 362 DEFINE_CROSS_COMPILE_ARCH="" | |
| 363 fi | |
| 364 AC_SUBST(DEFINE_CROSS_COMPILE_ARCH) | |
| 365 | |
| 366 # ZERO_ARCHDEF is used to enable architecture-specific code | |
| 367 case "${OPENJDK_TARGET_CPU}" in | |
| 368 ppc*) ZERO_ARCHDEF=PPC ;; | |
| 369 s390*) ZERO_ARCHDEF=S390 ;; | |
| 370 sparc*) ZERO_ARCHDEF=SPARC ;; | |
| 371 x86_64*) ZERO_ARCHDEF=AMD64 ;; | |
| 372 x86) ZERO_ARCHDEF=IA32 ;; | |
| 373 *) ZERO_ARCHDEF=$(echo "${OPENJDK_TARGET_CPU_LEGACY_LIB}" | tr a-z A-Z) | |
| 374 esac | |
| 375 AC_SUBST(ZERO_ARCHDEF) | |
| 376 ]) | |
| 377 | |
| 378 AC_DEFUN([PLATFORM_SET_RELEASE_FILE_OS_VALUES], | |
| 379 [ | |
| 380 if test "x$OPENJDK_TARGET_OS" = "xsolaris"; then | |
| 381 REQUIRED_OS_NAME=SunOS | |
| 382 REQUIRED_OS_VERSION=5.10 | |
| 383 fi | |
| 384 if test "x$OPENJDK_TARGET_OS" = "xlinux"; then | |
| 385 REQUIRED_OS_NAME=Linux | |
| 386 REQUIRED_OS_VERSION=2.6 | |
| 387 fi | |
| 388 if test "x$OPENJDK_TARGET_OS" = "xwindows"; then | |
| 389 REQUIRED_OS_NAME=Windows | |
| 390 if test "x$OPENJDK_TARGET_CPU_BITS" = "x64"; then | |
| 391 REQUIRED_OS_VERSION=5.2 | |
| 392 else | |
| 393 REQUIRED_OS_VERSION=5.1 | |
| 394 fi | |
| 395 fi | |
| 396 if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then | |
| 397 REQUIRED_OS_NAME=Darwin | |
| 398 REQUIRED_OS_VERSION=11.2 | |
| 399 fi | |
| 400 | |
| 401 AC_SUBST(REQUIRED_OS_NAME) | |
| 402 AC_SUBST(REQUIRED_OS_VERSION) | |
| 403 ]) | |
| 404 | |
| 405 #%%% Build and target systems %%% | |
| 406 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET], | |
| 407 [ | |
| 408 # Figure out the build and target systems. # Note that in autoconf terminology, "build" is obvious, but "target" | |
| 409 # is confusing; it assumes you are cross-compiling a cross-compiler (!) and "target" is thus the target of the | |
| 410 # product you're building. The target of this build is called "host". Since this is confusing to most people, we | |
| 411 # have not adopted that system, but use "target" as the platform we are building for. In some places though we need | |
| 412 # to use the configure naming style. | |
| 413 AC_CANONICAL_BUILD | |
| 414 AC_CANONICAL_HOST | |
| 415 AC_CANONICAL_TARGET | |
| 416 | |
| 417 PLATFORM_EXTRACT_TARGET_AND_BUILD | |
| 418 PLATFORM_SETUP_TARGET_CPU_BITS | |
| 419 PLATFORM_SET_RELEASE_FILE_OS_VALUES | |
| 420 PLATFORM_SETUP_LEGACY_VARS | |
| 421 ]) | |
| 422 | |
| 423 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION], | |
| 424 [ | |
| 425 ############################################################################### | |
| 426 | |
| 427 # Note that this is the build platform OS version! | |
| 428 | |
| 429 OS_VERSION="`uname -r | ${SED} 's!\.! !g' | ${SED} 's!-! !g'`" | |
| 430 OS_VERSION_MAJOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 1 -d ' '`" | |
| 431 OS_VERSION_MINOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 2 -d ' '`" | |
| 432 OS_VERSION_MICRO="`${ECHO} ${OS_VERSION} | ${CUT} -f 3 -d ' '`" | |
| 433 AC_SUBST(OS_VERSION_MAJOR) | |
| 434 AC_SUBST(OS_VERSION_MINOR) | |
| 435 AC_SUBST(OS_VERSION_MICRO) | |
| 436 ]) | |
| 437 | |
| 438 # Support macro for PLATFORM_SETUP_OPENJDK_TARGET_BITS. | |
| 439 # Add -mX to various FLAGS variables. | |
| 440 AC_DEFUN([PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS], | |
| 441 [ | |
| 442 # When we add flags to the "official" CFLAGS etc, we need to | |
| 443 # keep track of these additions in ADDED_CFLAGS etc. These | |
| 444 # will later be checked to make sure only controlled additions | |
| 445 # have been made to CFLAGS etc. | |
| 446 ADDED_CFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" | |
| 447 ADDED_CXXFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" | |
| 448 ADDED_LDFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" | |
| 449 | |
| 450 CFLAGS="${CFLAGS}${ADDED_CFLAGS}" | |
| 451 CXXFLAGS="${CXXFLAGS}${ADDED_CXXFLAGS}" | |
| 452 LDFLAGS="${LDFLAGS}${ADDED_LDFLAGS}" | |
| 453 | |
| 454 CFLAGS_JDK="${CFLAGS_JDK}${ADDED_CFLAGS}" | |
| 455 CXXFLAGS_JDK="${CXXFLAGS_JDK}${ADDED_CXXFLAGS}" | |
| 456 LDFLAGS_JDK="${LDFLAGS_JDK}${ADDED_LDFLAGS}" | |
| 457 ]) | |
| 458 | |
| 459 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_BITS], | |
| 460 [ | |
| 461 ############################################################################### | |
| 462 # | |
| 463 # Now we check if libjvm.so will use 32 or 64 bit pointers for the C/C++ code. | |
| 464 # (The JVM can use 32 or 64 bit Java pointers but that decision | |
| 465 # is made at runtime.) | |
| 466 # | |
| 467 | |
| 468 if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xaix; then | |
| 469 # Always specify -m flag on Solaris | |
| 470 # And -q on AIX because otherwise the compiler produces 32-bit objects by default | |
| 471 PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS | |
| 472 elif test "x$COMPILE_TYPE" = xreduced; then | |
| 473 if test "x$OPENJDK_TARGET_OS" != xwindows; then | |
| 474 # Specify -m if running reduced on other Posix platforms | |
| 475 PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS | |
| 476 fi | |
| 477 fi | |
| 478 | |
| 479 # Make compilation sanity check | |
| 480 AC_CHECK_HEADERS([stdio.h], , [ | |
| 481 AC_MSG_NOTICE([Failed to compile stdio.h. This likely implies missing compile dependencies.]) | |
| 482 if test "x$COMPILE_TYPE" = xreduced; then | |
| 483 AC_MSG_NOTICE([You are doing a reduced build. Check that you have 32-bit libraries installed.]) | |
| 484 elif test "x$COMPILE_TYPE" = xcross; then | |
| 485 AC_MSG_NOTICE([You are doing a cross-compilation. Check that you have all target platform libraries installed.]) | |
| 486 fi | |
| 487 AC_MSG_ERROR([Cannot continue.]) | |
| 488 ]) | |
| 489 | |
| 490 AC_CHECK_SIZEOF([int *], [1111]) | |
| 491 | |
| 492 # AC_CHECK_SIZEOF defines 'ac_cv_sizeof_int_p' to hold the number of bytes used by an 'int*' | |
| 493 if test "x$ac_cv_sizeof_int_p" = x; then | |
| 494 # The test failed, lets stick to the assumed value. | |
| 495 AC_MSG_WARN([The number of bits in the target could not be determined, using $OPENJDK_TARGET_CPU_BITS.]) | |
| 496 else | |
| 497 TESTED_TARGET_CPU_BITS=`expr 8 \* $ac_cv_sizeof_int_p` | |
| 498 | |
| 499 if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then | |
| 500 # This situation may happen on 64-bit platforms where the compiler by default only generates 32-bit objects | |
| 501 # Let's try to implicitely set the compilers target architecture and retry the test | |
| 502 AC_MSG_NOTICE([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS).]) | |
| 503 AC_MSG_NOTICE([I'll retry after setting the platforms compiler target bits flag to ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}]) | |
| 504 PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS | |
| 505 | |
| 506 # We have to unset 'ac_cv_sizeof_int_p' first, otherwise AC_CHECK_SIZEOF will use the previously cached value! | |
| 507 unset ac_cv_sizeof_int_p | |
| 508 # And we have to undef the definition of SIZEOF_INT_P in confdefs.h by the previous invocation of AC_CHECK_SIZEOF | |
| 509 cat >>confdefs.h <<_ACEOF | |
| 510 #undef SIZEOF_INT_P | |
| 511 _ACEOF | |
| 512 | |
| 513 AC_CHECK_SIZEOF([int *], [1111]) | |
| 514 | |
| 515 TESTED_TARGET_CPU_BITS=`expr 8 \* $ac_cv_sizeof_int_p` | |
| 516 | |
| 517 if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then | |
| 518 AC_MSG_ERROR([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS)]) | |
| 519 fi | |
| 520 fi | |
| 521 fi | |
| 522 | |
| 523 AC_MSG_CHECKING([for target address size]) | |
| 524 AC_MSG_RESULT([$OPENJDK_TARGET_CPU_BITS bits]) | |
| 525 ]) | |
| 526 | |
| 527 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS], | |
| 528 [ | |
| 529 ############################################################################### | |
| 530 # | |
| 531 # Is the target little of big endian? | |
| 532 # | |
| 533 AC_C_BIGENDIAN([ENDIAN="big"],[ENDIAN="little"],[ENDIAN="unknown"],[ENDIAN="universal_endianness"]) | |
| 534 | |
| 535 if test "x$ENDIAN" = xuniversal_endianness; then | |
| 536 AC_MSG_ERROR([Building with both big and little endianness is not supported]) | |
| 537 fi | |
| 538 if test "x$ENDIAN" != "x$OPENJDK_TARGET_CPU_ENDIAN"; then | |
| 539 AC_MSG_ERROR([The tested endian in the target ($ENDIAN) differs from the endian expected to be found in the target ($OPENJDK_TARGET_CPU_ENDIAN)]) | |
| 540 fi | |
| 541 ]) |
