platform.m4 revision 2778:af8f99ad6c15
1# 2# Copyright (c) 2011, 2017, 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. 29AC_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 alpha*) 46 VAR_CPU=alpha 47 VAR_CPU_ARCH=alpha 48 VAR_CPU_BITS=64 49 VAR_CPU_ENDIAN=little 50 ;; 51 arm*) 52 VAR_CPU=arm 53 VAR_CPU_ARCH=arm 54 VAR_CPU_BITS=32 55 VAR_CPU_ENDIAN=little 56 ;; 57 aarch64) 58 VAR_CPU=aarch64 59 VAR_CPU_ARCH=aarch64 60 VAR_CPU_BITS=64 61 VAR_CPU_ENDIAN=little 62 ;; 63 m68k) 64 VAR_CPU=m68k 65 VAR_CPU_ARCH=m68k 66 VAR_CPU_BITS=32 67 VAR_CPU_ENDIAN=big 68 ;; 69 mips) 70 VAR_CPU=mips 71 VAR_CPU_ARCH=mips 72 VAR_CPU_BITS=32 73 VAR_CPU_ENDIAN=big 74 ;; 75 mipsel) 76 VAR_CPU=mipsel 77 VAR_CPU_ARCH=mipsel 78 VAR_CPU_BITS=32 79 VAR_CPU_ENDIAN=little 80 ;; 81 mips64) 82 VAR_CPU=mips64 83 VAR_CPU_ARCH=mips64 84 VAR_CPU_BITS=64 85 VAR_CPU_ENDIAN=big 86 ;; 87 mips64el) 88 VAR_CPU=mips64el 89 VAR_CPU_ARCH=mips64el 90 VAR_CPU_BITS=64 91 VAR_CPU_ENDIAN=little 92 ;; 93 powerpc) 94 VAR_CPU=ppc 95 VAR_CPU_ARCH=ppc 96 VAR_CPU_BITS=32 97 VAR_CPU_ENDIAN=big 98 ;; 99 powerpc64) 100 VAR_CPU=ppc64 101 VAR_CPU_ARCH=ppc 102 VAR_CPU_BITS=64 103 VAR_CPU_ENDIAN=big 104 ;; 105 powerpc64le) 106 VAR_CPU=ppc64le 107 VAR_CPU_ARCH=ppc 108 VAR_CPU_BITS=64 109 VAR_CPU_ENDIAN=little 110 ;; 111 s390) 112 VAR_CPU=s390 113 VAR_CPU_ARCH=s390 114 VAR_CPU_BITS=32 115 VAR_CPU_ENDIAN=big 116 ;; 117 s390x) 118 VAR_CPU=s390x 119 VAR_CPU_ARCH=s390 120 VAR_CPU_BITS=64 121 VAR_CPU_ENDIAN=big 122 ;; 123 sh*eb) 124 VAR_CPU=sh 125 VAR_CPU_ARCH=sh 126 VAR_CPU_BITS=32 127 VAR_CPU_ENDIAN=big 128 ;; 129 sh*) 130 VAR_CPU=sh 131 VAR_CPU_ARCH=sh 132 VAR_CPU_BITS=32 133 VAR_CPU_ENDIAN=little 134 ;; 135 sparc) 136 VAR_CPU=sparc 137 VAR_CPU_ARCH=sparc 138 VAR_CPU_BITS=32 139 VAR_CPU_ENDIAN=big 140 ;; 141 sparcv9|sparc64) 142 VAR_CPU=sparcv9 143 VAR_CPU_ARCH=sparc 144 VAR_CPU_BITS=64 145 VAR_CPU_ENDIAN=big 146 ;; 147 *) 148 AC_MSG_ERROR([unsupported cpu $1]) 149 ;; 150 esac 151]) 152 153# Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD. 154# Converts autoconf style OS name to OpenJDK style, into 155# VAR_OS, VAR_OS_TYPE and VAR_OS_ENV. 156AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_OS], 157[ 158 case "$1" in 159 *linux*) 160 VAR_OS=linux 161 VAR_OS_TYPE=unix 162 ;; 163 *solaris*) 164 VAR_OS=solaris 165 VAR_OS_TYPE=unix 166 ;; 167 *darwin*) 168 VAR_OS=macosx 169 VAR_OS_TYPE=unix 170 ;; 171 *bsd*) 172 VAR_OS=bsd 173 VAR_OS_TYPE=unix 174 ;; 175 *cygwin*) 176 VAR_OS=windows 177 VAR_OS_ENV=windows.cygwin 178 ;; 179 *mingw*) 180 VAR_OS=windows 181 VAR_OS_ENV=windows.msys 182 ;; 183 *aix*) 184 VAR_OS=aix 185 VAR_OS_TYPE=unix 186 ;; 187 *) 188 AC_MSG_ERROR([unsupported operating system $1]) 189 ;; 190 esac 191]) 192 193# Expects $host_os $host_cpu $build_os and $build_cpu 194# and $with_target_bits to have been setup! 195# 196# Translate the standard triplet(quadruplet) definition 197# of the target/build system into OPENJDK_TARGET_OS, OPENJDK_TARGET_CPU, 198# OPENJDK_BUILD_OS, etc. 199AC_DEFUN([PLATFORM_EXTRACT_TARGET_AND_BUILD], 200[ 201 # Copy the autoconf trip/quadruplet verbatim to OPENJDK_TARGET_AUTOCONF_NAME 202 # (from the autoconf "host") and OPENJDK_BUILD_AUTOCONF_NAME 203 # Note that we might later on rewrite e.g. OPENJDK_TARGET_CPU due to reduced build, 204 # but this will not change the value of OPENJDK_TARGET_AUTOCONF_NAME. 205 OPENJDK_TARGET_AUTOCONF_NAME="$host" 206 OPENJDK_BUILD_AUTOCONF_NAME="$build" 207 AC_SUBST(OPENJDK_TARGET_AUTOCONF_NAME) 208 AC_SUBST(OPENJDK_BUILD_AUTOCONF_NAME) 209 210 # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables. 211 PLATFORM_EXTRACT_VARS_FROM_OS($build_os) 212 PLATFORM_EXTRACT_VARS_FROM_CPU($build_cpu) 213 # ..and setup our own variables. (Do this explicitly to facilitate searching) 214 OPENJDK_BUILD_OS="$VAR_OS" 215 if test "x$VAR_OS_TYPE" != x; then 216 OPENJDK_BUILD_OS_TYPE="$VAR_OS_TYPE" 217 else 218 OPENJDK_BUILD_OS_TYPE="$VAR_OS" 219 fi 220 if test "x$VAR_OS_ENV" != x; then 221 OPENJDK_BUILD_OS_ENV="$VAR_OS_ENV" 222 else 223 OPENJDK_BUILD_OS_ENV="$VAR_OS" 224 fi 225 OPENJDK_BUILD_CPU="$VAR_CPU" 226 OPENJDK_BUILD_CPU_ARCH="$VAR_CPU_ARCH" 227 OPENJDK_BUILD_CPU_BITS="$VAR_CPU_BITS" 228 OPENJDK_BUILD_CPU_ENDIAN="$VAR_CPU_ENDIAN" 229 AC_SUBST(OPENJDK_BUILD_OS) 230 AC_SUBST(OPENJDK_BUILD_OS_TYPE) 231 AC_SUBST(OPENJDK_BUILD_OS_ENV) 232 AC_SUBST(OPENJDK_BUILD_CPU) 233 AC_SUBST(OPENJDK_BUILD_CPU_ARCH) 234 AC_SUBST(OPENJDK_BUILD_CPU_BITS) 235 AC_SUBST(OPENJDK_BUILD_CPU_ENDIAN) 236 237 AC_MSG_CHECKING([openjdk-build os-cpu]) 238 AC_MSG_RESULT([$OPENJDK_BUILD_OS-$OPENJDK_BUILD_CPU]) 239 240 # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables. 241 PLATFORM_EXTRACT_VARS_FROM_OS($host_os) 242 PLATFORM_EXTRACT_VARS_FROM_CPU($host_cpu) 243 # ... and setup our own variables. (Do this explicitly to facilitate searching) 244 OPENJDK_TARGET_OS="$VAR_OS" 245 if test "x$VAR_OS_TYPE" != x; then 246 OPENJDK_TARGET_OS_TYPE="$VAR_OS_TYPE" 247 else 248 OPENJDK_TARGET_OS_TYPE="$VAR_OS" 249 fi 250 if test "x$VAR_OS_ENV" != x; then 251 OPENJDK_TARGET_OS_ENV="$VAR_OS_ENV" 252 else 253 OPENJDK_TARGET_OS_ENV="$VAR_OS" 254 fi 255 OPENJDK_TARGET_CPU="$VAR_CPU" 256 OPENJDK_TARGET_CPU_ARCH="$VAR_CPU_ARCH" 257 OPENJDK_TARGET_CPU_BITS="$VAR_CPU_BITS" 258 OPENJDK_TARGET_CPU_ENDIAN="$VAR_CPU_ENDIAN" 259 AC_SUBST(OPENJDK_TARGET_OS) 260 AC_SUBST(OPENJDK_TARGET_OS_TYPE) 261 AC_SUBST(OPENJDK_TARGET_OS_ENV) 262 AC_SUBST(OPENJDK_TARGET_CPU) 263 AC_SUBST(OPENJDK_TARGET_CPU_ARCH) 264 AC_SUBST(OPENJDK_TARGET_CPU_BITS) 265 AC_SUBST(OPENJDK_TARGET_CPU_ENDIAN) 266 267 AC_MSG_CHECKING([openjdk-target os-cpu]) 268 AC_MSG_RESULT([$OPENJDK_TARGET_OS-$OPENJDK_TARGET_CPU]) 269]) 270 271# Check if a reduced build (32-bit on 64-bit platforms) is requested, and modify behaviour 272# accordingly. Must be done after setting up build and target system, but before 273# doing anything else with these values. 274AC_DEFUN([PLATFORM_SETUP_TARGET_CPU_BITS], 275[ 276 AC_ARG_WITH(target-bits, [AS_HELP_STRING([--with-target-bits], 277 [build 32-bit or 64-bit binaries (for platforms that support it), e.g. --with-target-bits=32 @<:@guessed@:>@])]) 278 279 # We have three types of compiles: 280 # native == normal compilation, target system == build system 281 # cross == traditional cross compilation, target system != build system; special toolchain needed 282 # reduced == using native compilers, but with special flags (e.g. -m32) to produce 32-bit builds on 64-bit machines 283 # 284 if test "x$OPENJDK_BUILD_AUTOCONF_NAME" != "x$OPENJDK_TARGET_AUTOCONF_NAME"; then 285 # We're doing a proper cross-compilation 286 COMPILE_TYPE="cross" 287 else 288 COMPILE_TYPE="native" 289 fi 290 291 if test "x$with_target_bits" != x; then 292 if test "x$COMPILE_TYPE" = "xcross"; then 293 AC_MSG_ERROR([It is not possible to combine --with-target-bits=X and proper cross-compilation. Choose either.]) 294 fi 295 296 if test "x$with_target_bits" = x32 && test "x$OPENJDK_TARGET_CPU_BITS" = x64; then 297 # A reduced build is requested 298 COMPILE_TYPE="reduced" 299 OPENJDK_TARGET_CPU_BITS=32 300 if test "x$OPENJDK_TARGET_CPU_ARCH" = "xx86"; then 301 OPENJDK_TARGET_CPU=x86 302 elif test "x$OPENJDK_TARGET_CPU_ARCH" = "xsparc"; then 303 OPENJDK_TARGET_CPU=sparc 304 else 305 AC_MSG_ERROR([Reduced build (--with-target-bits=32) is only supported on x86_64 and sparcv9]) 306 fi 307 elif test "x$with_target_bits" = x64 && test "x$OPENJDK_TARGET_CPU_BITS" = x32; then 308 AC_MSG_ERROR([It is not possible to use --with-target-bits=64 on a 32 bit system. Use proper cross-compilation instead.]) 309 elif test "x$with_target_bits" = "x$OPENJDK_TARGET_CPU_BITS"; then 310 AC_MSG_NOTICE([--with-target-bits are set to build platform address size; argument has no meaning]) 311 else 312 AC_MSG_ERROR([--with-target-bits can only be 32 or 64, you specified $with_target_bits!]) 313 fi 314 fi 315 AC_SUBST(COMPILE_TYPE) 316 317 AC_MSG_CHECKING([compilation type]) 318 AC_MSG_RESULT([$COMPILE_TYPE]) 319]) 320 321# Setup the legacy variables, for controlling the old makefiles. 322# 323AC_DEFUN([PLATFORM_SETUP_LEGACY_VARS], 324[ 325 PLATFORM_SETUP_LEGACY_VARS_HELPER([TARGET]) 326 PLATFORM_SETUP_LEGACY_VARS_HELPER([BUILD]) 327]) 328 329# $1 - Either TARGET or BUILD to setup the variables for. 330AC_DEFUN([PLATFORM_SETUP_LEGACY_VARS_HELPER], 331[ 332 # Also store the legacy naming of the cpu. 333 # Ie i586 and amd64 instead of x86 and x86_64 334 OPENJDK_$1_CPU_LEGACY="$OPENJDK_$1_CPU" 335 if test "x$OPENJDK_$1_CPU" = xx86; then 336 OPENJDK_$1_CPU_LEGACY="i586" 337 elif test "x$OPENJDK_$1_OS" != xmacosx && test "x$OPENJDK_$1_CPU" = xx86_64; then 338 # On all platforms except MacOSX replace x86_64 with amd64. 339 OPENJDK_$1_CPU_LEGACY="amd64" 340 fi 341 AC_SUBST(OPENJDK_$1_CPU_LEGACY) 342 343 # And the second legacy naming of the cpu. 344 # Ie i386 and amd64 instead of x86 and x86_64. 345 OPENJDK_$1_CPU_LEGACY_LIB="$OPENJDK_$1_CPU" 346 if test "x$OPENJDK_$1_CPU" = xx86; then 347 OPENJDK_$1_CPU_LEGACY_LIB="i386" 348 elif test "x$OPENJDK_$1_CPU" = xx86_64; then 349 OPENJDK_$1_CPU_LEGACY_LIB="amd64" 350 fi 351 AC_SUBST(OPENJDK_$1_CPU_LEGACY_LIB) 352 353 # OPENJDK_$1_CPU_ISADIR is normally empty. On 64-bit Solaris systems, it is set to 354 # /amd64 or /sparcv9. This string is appended to some library paths, like this: 355 # /usr/lib${OPENJDK_$1_CPU_ISADIR}/libexample.so 356 OPENJDK_$1_CPU_ISADIR="" 357 if test "x$OPENJDK_$1_OS" = xsolaris; then 358 if test "x$OPENJDK_$1_CPU" = xx86_64; then 359 OPENJDK_$1_CPU_ISADIR="/amd64" 360 elif test "x$OPENJDK_$1_CPU" = xsparcv9; then 361 OPENJDK_$1_CPU_ISADIR="/sparcv9" 362 fi 363 fi 364 AC_SUBST(OPENJDK_$1_CPU_ISADIR) 365 366 # Setup OPENJDK_$1_CPU_OSARCH, which is used to set the os.arch Java system property 367 OPENJDK_$1_CPU_OSARCH="$OPENJDK_$1_CPU" 368 if test "x$OPENJDK_$1_OS" = xlinux && test "x$OPENJDK_$1_CPU" = xx86; then 369 # On linux only, we replace x86 with i386. 370 OPENJDK_$1_CPU_OSARCH="i386" 371 elif test "x$OPENJDK_$1_OS" != xmacosx && test "x$OPENJDK_$1_CPU" = xx86_64; then 372 # On all platforms except macosx, we replace x86_64 with amd64. 373 OPENJDK_$1_CPU_OSARCH="amd64" 374 fi 375 AC_SUBST(OPENJDK_$1_CPU_OSARCH) 376 377 OPENJDK_$1_CPU_JLI="$OPENJDK_$1_CPU" 378 if test "x$OPENJDK_$1_CPU" = xx86; then 379 OPENJDK_$1_CPU_JLI="i386" 380 elif test "x$OPENJDK_$1_OS" != xmacosx && test "x$OPENJDK_$1_CPU" = xx86_64; then 381 # On all platforms except macosx, we replace x86_64 with amd64. 382 OPENJDK_$1_CPU_JLI="amd64" 383 fi 384 385 if test "x$OPENJDK_$1_OS" = xmacosx; then 386 OPENJDK_$1_OS_EXPORT_DIR=macosx 387 else 388 OPENJDK_$1_OS_EXPORT_DIR=${OPENJDK_$1_OS_TYPE} 389 fi 390 AC_SUBST(OPENJDK_$1_OS_EXPORT_DIR) 391 392 # The new version string in JDK 9 also defined new naming of OS and ARCH for bundles 393 # Macosx is osx and x86_64 is x64 394 if test "x$OPENJDK_$1_OS" = xmacosx; then 395 OPENJDK_$1_OS_BUNDLE="osx" 396 else 397 OPENJDK_$1_OS_BUNDLE="$OPENJDK_TARGET_OS" 398 fi 399 if test "x$OPENJDK_$1_CPU" = xx86_64; then 400 OPENJDK_$1_CPU_BUNDLE="x64" 401 else 402 OPENJDK_$1_CPU_BUNDLE="$OPENJDK_$1_CPU" 403 fi 404 OPENJDK_$1_BUNDLE_PLATFORM="${OPENJDK_$1_OS_BUNDLE}-${OPENJDK_$1_CPU_BUNDLE}" 405 AC_SUBST(OPENJDK_$1_BUNDLE_PLATFORM) 406 407 if test "x$OPENJDK_$1_CPU_BITS" = x64; then 408 # -D_LP64=1 is only set on linux and mac. Setting on windows causes diff in 409 # unpack200.exe. This variable is used in 410 # FLAGS_SETUP_COMPILER_FLAGS_FOR_JDK_HELPER. 411 if test "x$OPENJDK_$1_OS" = xlinux || test "x$OPENJDK_$1_OS" = xmacosx; then 412 OPENJDK_$1_ADD_LP64="-D_LP64=1" 413 fi 414 fi 415 416 if test "x$COMPILE_TYPE" = "xcross"; then 417 # FIXME: ... or should this include reduced builds..? 418 DEFINE_CROSS_COMPILE_ARCH="CROSS_COMPILE_ARCH:=$OPENJDK_$1_CPU_LEGACY" 419 else 420 DEFINE_CROSS_COMPILE_ARCH="" 421 fi 422 AC_SUBST(DEFINE_CROSS_COMPILE_ARCH) 423 424 # Convert openjdk platform names to hotspot names 425 426 HOTSPOT_$1_OS=${OPENJDK_$1_OS} 427 if test "x$OPENJDK_$1_OS" = xmacosx; then 428 HOTSPOT_$1_OS=bsd 429 fi 430 AC_SUBST(HOTSPOT_$1_OS) 431 432 HOTSPOT_$1_OS_TYPE=${OPENJDK_$1_OS_TYPE} 433 if test "x$OPENJDK_$1_OS_TYPE" = xunix; then 434 HOTSPOT_$1_OS_TYPE=posix 435 fi 436 AC_SUBST(HOTSPOT_$1_OS_TYPE) 437 438 HOTSPOT_$1_CPU=${OPENJDK_$1_CPU} 439 if test "x$OPENJDK_$1_CPU" = xx86; then 440 HOTSPOT_$1_CPU=x86_32 441 elif test "x$OPENJDK_$1_CPU" = xsparcv9; then 442 HOTSPOT_$1_CPU=sparc 443 elif test "x$OPENJDK_$1_CPU" = xppc64; then 444 HOTSPOT_$1_CPU=ppc_64 445 elif test "x$OPENJDK_$1_CPU" = xppc64le; then 446 HOTSPOT_$1_CPU=ppc_64 447 fi 448 AC_SUBST(HOTSPOT_$1_CPU) 449 450 # This is identical with OPENJDK_*, but define anyway for consistency. 451 HOTSPOT_$1_CPU_ARCH=${OPENJDK_$1_CPU_ARCH} 452 AC_SUBST(HOTSPOT_$1_CPU_ARCH) 453 454 # Setup HOTSPOT_$1_CPU_DEFINE 455 if test "x$OPENJDK_$1_CPU" = xx86; then 456 HOTSPOT_$1_CPU_DEFINE=IA32 457 elif test "x$OPENJDK_$1_CPU" = xx86_64; then 458 HOTSPOT_$1_CPU_DEFINE=AMD64 459 elif test "x$OPENJDK_$1_CPU" = xsparcv9; then 460 HOTSPOT_$1_CPU_DEFINE=SPARC 461 elif test "x$OPENJDK_$1_CPU" = xaarch64; then 462 HOTSPOT_$1_CPU_DEFINE=AARCH64 463 elif test "x$OPENJDK_$1_CPU" = xppc64; then 464 HOTSPOT_$1_CPU_DEFINE=PPC64 465 elif test "x$OPENJDK_$1_CPU" = xppc64le; then 466 HOTSPOT_$1_CPU_DEFINE=PPC64 467 468 # The cpu defines below are for zero, we don't support them directly. 469 elif test "x$OPENJDK_$1_CPU" = xsparc; then 470 HOTSPOT_$1_CPU_DEFINE=SPARC 471 elif test "x$OPENJDK_$1_CPU" = xppc; then 472 HOTSPOT_$1_CPU_DEFINE=PPC32 473 elif test "x$OPENJDK_$1_CPU" = xs390; then 474 HOTSPOT_$1_CPU_DEFINE=S390 475 elif test "x$OPENJDK_$1_CPU" = xs390x; then 476 HOTSPOT_$1_CPU_DEFINE=S390 477 elif test "x$OPENJDK_$1_CPU" != x; then 478 HOTSPOT_$1_CPU_DEFINE=$(echo $OPENJDK_$1_CPU | tr a-z A-Z) 479 fi 480 AC_SUBST(HOTSPOT_$1_CPU_DEFINE) 481 482]) 483 484AC_DEFUN([PLATFORM_SET_RELEASE_FILE_OS_VALUES], 485[ 486 if test "x$OPENJDK_TARGET_OS" = "xsolaris"; then 487 RELEASE_FILE_OS_NAME=SunOS 488 fi 489 if test "x$OPENJDK_TARGET_OS" = "xlinux"; then 490 RELEASE_FILE_OS_NAME=Linux 491 fi 492 if test "x$OPENJDK_TARGET_OS" = "xwindows"; then 493 RELEASE_FILE_OS_NAME=Windows 494 fi 495 if test "x$OPENJDK_TARGET_OS" = xmacosx; then 496 RELEASE_FILE_OS_NAME="Darwin" 497 fi 498 if test "x$OPENJDK_TARGET_OS" = "xaix"; then 499 RELEASE_FILE_OS_NAME="AIX" 500 fi 501 RELEASE_FILE_OS_ARCH=${OPENJDK_TARGET_CPU} 502 503 AC_SUBST(RELEASE_FILE_OS_NAME) 504 AC_SUBST(RELEASE_FILE_OS_ARCH) 505]) 506 507AC_DEFUN([PLATFORM_SET_MODULE_TARGET_OS_VALUES], 508[ 509 if test "x$OPENJDK_TARGET_OS" = xmacosx; then 510 OPENJDK_MODULE_TARGET_OS_NAME="macos" 511 else 512 OPENJDK_MODULE_TARGET_OS_NAME="$OPENJDK_TARGET_OS" 513 fi 514 515 if test "x$OPENJDK_TARGET_CPU" = xx86_64; then 516 OPENJDK_MODULE_TARGET_OS_ARCH="amd64" 517 else 518 OPENJDK_MODULE_TARGET_OS_ARCH="$OPENJDK_TARGET_CPU" 519 fi 520 521 OPENJDK_MODULE_TARGET_PLATFORM="${OPENJDK_MODULE_TARGET_OS_NAME}-${OPENJDK_MODULE_TARGET_OS_ARCH}" 522 AC_SUBST(OPENJDK_MODULE_TARGET_PLATFORM) 523]) 524 525#%%% Build and target systems %%% 526AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET], 527[ 528 # Figure out the build and target systems. # Note that in autoconf terminology, "build" is obvious, but "target" 529 # is confusing; it assumes you are cross-compiling a cross-compiler (!) and "target" is thus the target of the 530 # product you're building. The target of this build is called "host". Since this is confusing to most people, we 531 # have not adopted that system, but use "target" as the platform we are building for. In some places though we need 532 # to use the configure naming style. 533 AC_CANONICAL_BUILD 534 AC_CANONICAL_HOST 535 AC_CANONICAL_TARGET 536 537 PLATFORM_EXTRACT_TARGET_AND_BUILD 538 PLATFORM_SETUP_TARGET_CPU_BITS 539 PLATFORM_SET_MODULE_TARGET_OS_VALUES 540 PLATFORM_SET_RELEASE_FILE_OS_VALUES 541 PLATFORM_SETUP_LEGACY_VARS 542]) 543 544AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION], 545[ 546 ############################################################################### 547 548 # Note that this is the build platform OS version! 549 550 OS_VERSION="`uname -r | ${SED} 's!\.! !g' | ${SED} 's!-! !g'`" 551 OS_VERSION_MAJOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 1 -d ' '`" 552 OS_VERSION_MINOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 2 -d ' '`" 553 OS_VERSION_MICRO="`${ECHO} ${OS_VERSION} | ${CUT} -f 3 -d ' '`" 554 AC_SUBST(OS_VERSION_MAJOR) 555 AC_SUBST(OS_VERSION_MINOR) 556 AC_SUBST(OS_VERSION_MICRO) 557]) 558 559# Support macro for PLATFORM_SETUP_OPENJDK_TARGET_BITS. 560# Add -mX to various FLAGS variables. 561AC_DEFUN([PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS], 562[ 563 # When we add flags to the "official" CFLAGS etc, we need to 564 # keep track of these additions in ADDED_CFLAGS etc. These 565 # will later be checked to make sure only controlled additions 566 # have been made to CFLAGS etc. 567 ADDED_CFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 568 ADDED_CXXFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 569 ADDED_LDFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 570 571 CFLAGS="${CFLAGS}${ADDED_CFLAGS}" 572 CXXFLAGS="${CXXFLAGS}${ADDED_CXXFLAGS}" 573 LDFLAGS="${LDFLAGS}${ADDED_LDFLAGS}" 574 575 CFLAGS_JDK="${CFLAGS_JDK}${ADDED_CFLAGS}" 576 CXXFLAGS_JDK="${CXXFLAGS_JDK}${ADDED_CXXFLAGS}" 577 LDFLAGS_JDK="${LDFLAGS_JDK}${ADDED_LDFLAGS}" 578 579 JVM_CFLAGS="$JVM_CFLAGS $ADDED_CFLAGS" 580 JVM_LDFLAGS="$JVM_LDFLAGS $ADDED_LDFLAGS" 581 JVM_ASFLAGS="$JVM_ASFLAGS $ADDED_CFLAGS" 582]) 583 584AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_BITS], 585[ 586 ############################################################################### 587 # 588 # Now we check if libjvm.so will use 32 or 64 bit pointers for the C/C++ code. 589 # (The JVM can use 32 or 64 bit Java pointers but that decision 590 # is made at runtime.) 591 # 592 593 if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xaix; then 594 # Always specify -m flag on Solaris 595 # And -q on AIX because otherwise the compiler produces 32-bit objects by default 596 PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS 597 elif test "x$COMPILE_TYPE" = xreduced; then 598 if test "x$OPENJDK_TARGET_OS_TYPE" = xunix; then 599 # Specify -m if running reduced on unix platforms 600 PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS 601 fi 602 fi 603 if test "x$OPENJDK_TARGET_OS" = xmacosx; then 604 JVM_CFLAGS="$JVM_CFLAGS ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 605 JVM_LDFLAGS="$JVM_LDFLAGS ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 606 JVM_ASFLAGS="$JVM_ASFLAGS ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 607 fi 608 609 # Make compilation sanity check 610 AC_CHECK_HEADERS([stdio.h], , [ 611 AC_MSG_NOTICE([Failed to compile stdio.h. This likely implies missing compile dependencies.]) 612 if test "x$COMPILE_TYPE" = xreduced; then 613 HELP_MSG_MISSING_DEPENDENCY([reduced]) 614 AC_MSG_NOTICE([You are doing a reduced build. Check that you have 32-bit libraries installed. $HELP_MSG]) 615 elif test "x$COMPILE_TYPE" = xcross; then 616 AC_MSG_NOTICE([You are doing a cross-compilation. Check that you have all target platform libraries installed.]) 617 fi 618 AC_MSG_ERROR([Cannot continue.]) 619 ]) 620 621 AC_CHECK_SIZEOF([int *], [1111]) 622 623 # AC_CHECK_SIZEOF defines 'ac_cv_sizeof_int_p' to hold the number of bytes used by an 'int*' 624 if test "x$ac_cv_sizeof_int_p" = x; then 625 # The test failed, lets stick to the assumed value. 626 AC_MSG_WARN([The number of bits in the target could not be determined, using $OPENJDK_TARGET_CPU_BITS.]) 627 else 628 TESTED_TARGET_CPU_BITS=`expr 8 \* $ac_cv_sizeof_int_p` 629 630 if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then 631 # This situation may happen on 64-bit platforms where the compiler by default only generates 32-bit objects 632 # Let's try to implicitely set the compilers target architecture and retry the test 633 AC_MSG_NOTICE([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS).]) 634 AC_MSG_NOTICE([Retrying with platforms compiler target bits flag to ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}]) 635 PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS 636 637 # We have to unset 'ac_cv_sizeof_int_p' first, otherwise AC_CHECK_SIZEOF will use the previously cached value! 638 unset ac_cv_sizeof_int_p 639 # And we have to undef the definition of SIZEOF_INT_P in confdefs.h by the previous invocation of AC_CHECK_SIZEOF 640 cat >>confdefs.h <<_ACEOF 641#undef SIZEOF_INT_P 642_ACEOF 643 644 AC_CHECK_SIZEOF([int *], [1111]) 645 646 TESTED_TARGET_CPU_BITS=`expr 8 \* $ac_cv_sizeof_int_p` 647 648 if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then 649 AC_MSG_NOTICE([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS)]) 650 if test "x$COMPILE_TYPE" = xreduced; then 651 HELP_MSG_MISSING_DEPENDENCY([reduced]) 652 AC_MSG_NOTICE([You are doing a reduced build. Check that you have 32-bit libraries installed. $HELP_MSG]) 653 elif test "x$COMPILE_TYPE" = xcross; then 654 AC_MSG_NOTICE([You are doing a cross-compilation. Check that you have all target platform libraries installed.]) 655 fi 656 AC_MSG_ERROR([Cannot continue.]) 657 fi 658 fi 659 fi 660 661 AC_MSG_CHECKING([for target address size]) 662 AC_MSG_RESULT([$OPENJDK_TARGET_CPU_BITS bits]) 663]) 664 665AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS], 666[ 667 ############################################################################### 668 # 669 # Is the target little of big endian? 670 # 671 AC_C_BIGENDIAN([ENDIAN="big"],[ENDIAN="little"],[ENDIAN="unknown"],[ENDIAN="universal_endianness"]) 672 673 if test "x$ENDIAN" = xuniversal_endianness; then 674 AC_MSG_ERROR([Building with both big and little endianness is not supported]) 675 fi 676 if test "x$ENDIAN" != "x$OPENJDK_TARGET_CPU_ENDIAN"; then 677 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)]) 678 fi 679]) 680