1 # 2 # Copyright (c) 2011, 2018, 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 # All valid JVM features, regardless of platform 27 VALID_JVM_FEATURES="compiler1 compiler2 zero minimal dtrace jvmti jvmci \ 28 graal vm-structs jni-check services management cmsgc epsilongc g1gc parallelgc serialgc shenandoahgc zgc nmt cds \ 29 static-build link-time-opt aot jfr" 30 31 # Deprecated JVM features (these are ignored, but with a warning) 32 DEPRECATED_JVM_FEATURES="trace" 33 34 # All valid JVM variants 35 VALID_JVM_VARIANTS="server client minimal core zero custom" 36 37 ############################################################################### 38 # Check if the specified JVM variant should be built. To be used in shell if 39 # constructs, like this: 40 # if HOTSPOT_CHECK_JVM_VARIANT(server); then 41 # 42 # Only valid to use after HOTSPOT_SETUP_JVM_VARIANTS has setup variants. 43 44 # Definition kept in one line to allow inlining in if statements. 45 # Additional [] needed to keep m4 from mangling shell constructs. 46 AC_DEFUN([HOTSPOT_CHECK_JVM_VARIANT], 47 [ [ [[ " $JVM_VARIANTS " =~ " $1 " ]] ] ]) 48 49 ############################################################################### 50 # Check if the specified JVM features are explicitly enabled. To be used in 51 # shell if constructs, like this: 52 # if HOTSPOT_CHECK_JVM_FEATURE(jvmti); then 53 # 54 # Only valid to use after HOTSPOT_SETUP_JVM_FEATURES has setup features. 55 56 # Definition kept in one line to allow inlining in if statements. 57 # Additional [] needed to keep m4 from mangling shell constructs. 58 AC_DEFUN([HOTSPOT_CHECK_JVM_FEATURE], 59 [ [ [[ " $JVM_FEATURES " =~ " $1 " ]] ] ]) 60 61 ############################################################################### 62 # Check which variants of the JVM that we want to build. Available variants are: 63 # server: normal interpreter, and a tiered C1/C2 compiler 64 # client: normal interpreter, and C1 (no C2 compiler) 65 # minimal: reduced form of client with optional features stripped out 66 # core: normal interpreter only, no compiler 67 # zero: C++ based interpreter only, no compiler 68 # custom: baseline JVM with no default features 69 # 70 AC_DEFUN_ONCE([HOTSPOT_SETUP_JVM_VARIANTS], 71 [ 72 AC_ARG_WITH([jvm-variants], [AS_HELP_STRING([--with-jvm-variants], 73 [JVM variants (separated by commas) to build (server,client,minimal,core,zero,custom) @<:@server@:>@])]) 74 75 if test "x$with_jvm_variants" = x; then 76 with_jvm_variants="server" 77 fi 78 JVM_VARIANTS_OPT="$with_jvm_variants" 79 80 # Has the user listed more than one variant? 81 # Additional [] needed to keep m4 from mangling shell constructs. 82 if [ [[ "$JVM_VARIANTS_OPT" =~ "," ]] ]; then 83 BUILDING_MULTIPLE_JVM_VARIANTS=true 84 else 85 BUILDING_MULTIPLE_JVM_VARIANTS=false 86 fi 87 # Replace the commas with AND for use in the build directory name. 88 JVM_VARIANTS_WITH_AND=`$ECHO "$JVM_VARIANTS_OPT" | $SED -e 's/,/AND/g'` 89 90 AC_MSG_CHECKING([which variants of the JVM to build]) 91 # JVM_VARIANTS is a space-separated list. 92 # Also use minimal, not minimal1 (which is kept for backwards compatibility). 93 JVM_VARIANTS=`$ECHO $JVM_VARIANTS_OPT | $SED -e 's/,/ /g' -e 's/minimal1/minimal/'` 94 AC_MSG_RESULT([$JVM_VARIANTS]) 95 96 # Check that the selected variants are valid 97 BASIC_GET_NON_MATCHING_VALUES(INVALID_VARIANTS, $JVM_VARIANTS, $VALID_JVM_VARIANTS) 98 if test "x$INVALID_VARIANTS" != x; then 99 AC_MSG_NOTICE([Unknown variant(s) specified: "$INVALID_VARIANTS"]) 100 AC_MSG_NOTICE([The available JVM variants are: "$VALID_JVM_VARIANTS"]) 101 AC_MSG_ERROR([Cannot continue]) 102 fi 103 104 # All "special" variants share the same output directory ("server") 105 VALID_MULTIPLE_JVM_VARIANTS="server client minimal" 106 BASIC_GET_NON_MATCHING_VALUES(INVALID_MULTIPLE_VARIANTS, $JVM_VARIANTS, $VALID_MULTIPLE_JVM_VARIANTS) 107 if test "x$INVALID_MULTIPLE_VARIANTS" != x && test "x$BUILDING_MULTIPLE_JVM_VARIANTS" = xtrue; then 108 AC_MSG_ERROR([You cannot build multiple variants with anything else than $VALID_MULTIPLE_JVM_VARIANTS.]) 109 fi 110 111 # The "main" variant is the one used by other libs to link against during the 112 # build. 113 if test "x$BUILDING_MULTIPLE_JVM_VARIANTS" = "xtrue"; then 114 MAIN_VARIANT_PRIO_ORDER="server client minimal" 115 for variant in $MAIN_VARIANT_PRIO_ORDER; do 116 if HOTSPOT_CHECK_JVM_VARIANT($variant); then 117 JVM_VARIANT_MAIN="$variant" 118 break 119 fi 120 done 121 else 122 JVM_VARIANT_MAIN="$JVM_VARIANTS" 123 fi 124 125 AC_SUBST(JVM_VARIANTS) 126 AC_SUBST(VALID_JVM_VARIANTS) 127 AC_SUBST(JVM_VARIANT_MAIN) 128 129 if HOTSPOT_CHECK_JVM_VARIANT(zero); then 130 # zero behaves as a platform and rewrites these values. This is really weird. :( 131 # We are guaranteed that we do not build any other variants when building zero. 132 HOTSPOT_TARGET_CPU=zero 133 HOTSPOT_TARGET_CPU_ARCH=zero 134 fi 135 ]) 136 137 ############################################################################### 138 # Check if dtrace should be enabled and has all prerequisites present. 139 # 140 AC_DEFUN_ONCE([HOTSPOT_SETUP_DTRACE], 141 [ 142 # Test for dtrace dependencies 143 AC_ARG_ENABLE([dtrace], [AS_HELP_STRING([--enable-dtrace@<:@=yes/no/auto@:>@], 144 [enable dtrace. Default is auto, where dtrace is enabled if all dependencies 145 are present.])]) 146 147 DTRACE_DEP_MISSING=false 148 149 AC_MSG_CHECKING([for dtrace tool]) 150 if test "x$DTRACE" != "x" && test -x "$DTRACE"; then 151 AC_MSG_RESULT([$DTRACE]) 152 else 153 AC_MSG_RESULT([not found, cannot build dtrace]) 154 DTRACE_DEP_MISSING=true 155 fi 156 157 AC_CHECK_HEADERS([sys/sdt.h], [DTRACE_HEADERS_OK=yes],[DTRACE_HEADERS_OK=no]) 158 if test "x$DTRACE_HEADERS_OK" != "xyes"; then 159 DTRACE_DEP_MISSING=true 160 fi 161 162 AC_MSG_CHECKING([if dtrace should be built]) 163 if test "x$enable_dtrace" = "xyes"; then 164 if test "x$DTRACE_DEP_MISSING" = "xtrue"; then 165 AC_MSG_RESULT([no, missing dependencies]) 166 HELP_MSG_MISSING_DEPENDENCY([dtrace]) 167 AC_MSG_ERROR([Cannot enable dtrace with missing dependencies. See above. $HELP_MSG]) 168 else 169 INCLUDE_DTRACE=true 170 AC_MSG_RESULT([yes, forced]) 171 fi 172 elif test "x$enable_dtrace" = "xno"; then 173 INCLUDE_DTRACE=false 174 AC_MSG_RESULT([no, forced]) 175 elif test "x$enable_dtrace" = "xauto" || test "x$enable_dtrace" = "x"; then 176 if test "x$DTRACE_DEP_MISSING" = "xtrue"; then 177 INCLUDE_DTRACE=false 178 AC_MSG_RESULT([no, missing dependencies]) 179 else 180 INCLUDE_DTRACE=true 181 AC_MSG_RESULT([yes, dependencies present]) 182 fi 183 else 184 AC_MSG_ERROR([Invalid value for --enable-dtrace: $enable_dtrace]) 185 fi 186 ]) 187 188 ################################################################################ 189 # Check if AOT should be enabled 190 # 191 AC_DEFUN_ONCE([HOTSPOT_ENABLE_DISABLE_AOT], 192 [ 193 AC_ARG_ENABLE([aot], [AS_HELP_STRING([--enable-aot@<:@=yes/no/auto@:>@], 194 [enable ahead of time compilation feature. Default is auto, where aot is enabled if all dependencies are present.])]) 195 196 if test "x$enable_aot" = "x" || test "x$enable_aot" = "xauto"; then 197 ENABLE_AOT="true" 198 elif test "x$enable_aot" = "xyes"; then 199 ENABLE_AOT="true" 200 elif test "x$enable_aot" = "xno"; then 201 ENABLE_AOT="false" 202 else 203 AC_MSG_ERROR([Invalid value for --enable-aot: $enable_aot]) 204 fi 205 206 if test "x$ENABLE_AOT" = "xtrue"; then 207 # Only enable AOT on X64 platforms. 208 if test "x$OPENJDK_TARGET_CPU" = "xx86_64" || test "x$OPENJDK_TARGET_CPU" = "xaarch64" ; then 209 if test -e "${TOPDIR}/src/jdk.aot"; then 210 if test -e "${TOPDIR}/src/jdk.internal.vm.compiler"; then 211 ENABLE_AOT="true" 212 else 213 ENABLE_AOT="false" 214 if test "x$enable_aot" = "xyes"; then 215 AC_MSG_ERROR([Cannot build AOT without src/jdk.internal.vm.compiler sources. Remove --enable-aot.]) 216 fi 217 fi 218 else 219 ENABLE_AOT="false" 220 if test "x$enable_aot" = "xyes"; then 221 AC_MSG_ERROR([Cannot build AOT without src/jdk.aot sources. Remove --enable-aot.]) 222 fi 223 fi 224 else 225 ENABLE_AOT="false" 226 if test "x$enable_aot" = "xyes"; then 227 AC_MSG_ERROR([AOT is currently only supported on x86_64 and aarch64. Remove --enable-aot.]) 228 fi 229 fi 230 fi 231 232 AC_SUBST(ENABLE_AOT) 233 ]) 234 235 ################################################################################ 236 # Allow to disable CDS 237 # 238 AC_DEFUN_ONCE([HOTSPOT_ENABLE_DISABLE_CDS], 239 [ 240 AC_ARG_ENABLE([cds], [AS_HELP_STRING([--enable-cds@<:@=yes/no/auto@:>@], 241 [enable class data sharing feature in non-minimal VM. Default is auto, where cds is enabled if supported on the platform.])]) 242 243 if test "x$enable_cds" = "x" || test "x$enable_cds" = "xauto"; then 244 ENABLE_CDS="true" 245 elif test "x$enable_cds" = "xyes"; then 246 ENABLE_CDS="true" 247 elif test "x$enable_cds" = "xno"; then 248 ENABLE_CDS="false" 249 else 250 AC_MSG_ERROR([Invalid value for --enable-cds: $enable_cds]) 251 fi 252 253 AC_SUBST(ENABLE_CDS) 254 ]) 255 256 ############################################################################### 257 # Set up all JVM features for each JVM variant. 258 # 259 AC_DEFUN_ONCE([HOTSPOT_SETUP_JVM_FEATURES], 260 [ 261 # Prettify the VALID_JVM_FEATURES string 262 BASIC_SORT_LIST(VALID_JVM_FEATURES, $VALID_JVM_FEATURES) 263 264 # The user can in some cases supply additional jvm features. For the custom 265 # variant, this defines the entire variant. 266 AC_ARG_WITH([jvm-features], [AS_HELP_STRING([--with-jvm-features], 267 [JVM features to enable (foo) or disable (-foo), separated by comma. Use '--help' to show possible values @<:@none@:>@])]) 268 if test "x$with_jvm_features" != x; then 269 AC_MSG_CHECKING([user specified JVM feature list]) 270 USER_JVM_FEATURE_LIST=`$ECHO $with_jvm_features | $SED -e 's/,/ /g'` 271 AC_MSG_RESULT([$user_jvm_feature_list]) 272 # These features will be added to all variant defaults 273 JVM_FEATURES=`$ECHO $USER_JVM_FEATURE_LIST | $AWK '{ for (i=1; i<=NF; i++) if (!match($i, /^-.*/)) printf("%s ", $i) }'` 274 # These features will be removed from all variant defaults 275 DISABLED_JVM_FEATURES=`$ECHO $USER_JVM_FEATURE_LIST | $AWK '{ for (i=1; i<=NF; i++) if (match($i, /^-.*/)) printf("%s ", substr($i, 2))}'` 276 277 # Verify that the user has provided valid features 278 BASIC_GET_NON_MATCHING_VALUES(INVALID_FEATURES, $JVM_FEATURES $DISABLED_JVM_FEATURES, $VALID_JVM_FEATURES $DEPRECATED_JVM_FEATURES) 279 if test "x$INVALID_FEATURES" != x; then 280 AC_MSG_NOTICE([Unknown JVM features specified: "$INVALID_FEATURES"]) 281 AC_MSG_NOTICE([The available JVM features are: "$VALID_JVM_FEATURES"]) 282 AC_MSG_ERROR([Cannot continue]) 283 fi 284 285 # Check if the user has provided deprecated features 286 BASIC_GET_MATCHING_VALUES(DEPRECATED_FEATURES, $JVM_FEATURES $DISABLED_JVM_FEATURES, $DEPRECATED_JVM_FEATURES) 287 if test "x$DEPRECATED_FEATURES" != x; then 288 AC_MSG_WARN([Deprecated JVM features specified (will be ignored): "$DEPRECATED_FEATURES"]) 289 # Filter out deprecated features 290 BASIC_GET_NON_MATCHING_VALUES(JVM_FEATURES, $JVM_FEATURES, $DEPRECATED_FEATURES) 291 BASIC_GET_NON_MATCHING_VALUES(DISABLED_JVM_FEATURES, $DISABLED_JVM_FEATURES, $DEPRECATED_FEATURES) 292 fi 293 294 fi 295 296 # Override hotspot cpu definitions for ARM platforms 297 if test "x$OPENJDK_TARGET_CPU" = xarm; then 298 HOTSPOT_TARGET_CPU=arm_32 299 HOTSPOT_TARGET_CPU_DEFINE="ARM32" 300 fi 301 302 # Verify that dependencies are met for explicitly set features. 303 if HOTSPOT_CHECK_JVM_FEATURE(jvmti) && ! HOTSPOT_CHECK_JVM_FEATURE(services); then 304 AC_MSG_ERROR([Specified JVM feature 'jvmti' requires feature 'services']) 305 fi 306 307 if HOTSPOT_CHECK_JVM_FEATURE(management) && ! HOTSPOT_CHECK_JVM_FEATURE(nmt); then 308 AC_MSG_ERROR([Specified JVM feature 'management' requires feature 'nmt']) 309 fi 310 311 if HOTSPOT_CHECK_JVM_FEATURE(jvmci) && ! (HOTSPOT_CHECK_JVM_FEATURE(compiler1) || HOTSPOT_CHECK_JVM_FEATURE(compiler2)); then 312 AC_MSG_ERROR([Specified JVM feature 'jvmci' requires feature 'compiler2' or 'compiler1']) 313 fi 314 315 if HOTSPOT_CHECK_JVM_FEATURE(cmsgc) && ! HOTSPOT_CHECK_JVM_FEATURE(serialgc); then 316 AC_MSG_ERROR([Specified JVM feature 'cmsgc' requires feature 'serialgc']) 317 fi 318 319 # Enable JFR by default, except for Zero, linux-sparcv9 and on minimal. 320 if ! HOTSPOT_CHECK_JVM_VARIANT(zero); then 321 if test "x$OPENJDK_TARGET_OS" != xaix; then 322 if test "x$OPENJDK_TARGET_OS" != xlinux || test "x$OPENJDK_TARGET_CPU" != xsparcv9; then 323 NON_MINIMAL_FEATURES="$NON_MINIMAL_FEATURES jfr" 324 fi 325 fi 326 fi 327 328 # Only enable Shenandoah on supported arches 329 AC_MSG_CHECKING([if shenandoah can be built]) 330 if test "x$OPENJDK_TARGET_CPU_ARCH" = "xx86" || test "x$OPENJDK_TARGET_CPU" = "xaarch64" ; then 331 AC_MSG_RESULT([yes]) 332 else 333 DISABLED_JVM_FEATURES="$DISABLED_JVM_FEATURES shenandoahgc" 334 AC_MSG_RESULT([no, platform not supported]) 335 fi 336 337 # Only enable ZGC on supported platforms 338 AC_MSG_CHECKING([if zgc can be built]) 339 if test "x$OPENJDK_TARGET_OS" = "xlinux" && test "x$OPENJDK_TARGET_CPU" = "xx86_64"; then 340 AC_MSG_RESULT([yes]) 341 else 342 DISABLED_JVM_FEATURES="$DISABLED_JVM_FEATURES zgc" 343 AC_MSG_RESULT([no, platform not supported]) 344 fi 345 346 # Disable unsupported GCs for Zero 347 if HOTSPOT_CHECK_JVM_VARIANT(zero); then 348 DISABLED_JVM_FEATURES="$DISABLED_JVM_FEATURES epsilongc g1gc zgc shenandoahgc" 349 fi 350 351 # Turn on additional features based on other parts of configure 352 if test "x$INCLUDE_DTRACE" = "xtrue"; then 353 JVM_FEATURES="$JVM_FEATURES dtrace" 354 else 355 if HOTSPOT_CHECK_JVM_FEATURE(dtrace); then 356 AC_MSG_ERROR([To enable dtrace, you must use --enable-dtrace]) 357 fi 358 fi 359 360 if test "x$STATIC_BUILD" = "xtrue"; then 361 JVM_FEATURES="$JVM_FEATURES static-build" 362 else 363 if HOTSPOT_CHECK_JVM_FEATURE(static-build); then 364 AC_MSG_ERROR([To enable static-build, you must use --enable-static-build]) 365 fi 366 fi 367 368 if ! HOTSPOT_CHECK_JVM_VARIANT(zero); then 369 if HOTSPOT_CHECK_JVM_FEATURE(zero); then 370 AC_MSG_ERROR([To enable zero, you must use --with-jvm-variants=zero]) 371 fi 372 fi 373 374 AC_MSG_CHECKING([if jvmci module jdk.internal.vm.ci should be built]) 375 # Check if jvmci is diabled 376 DISABLE_JVMCI=`$ECHO $DISABLED_JVM_FEATURES | $GREP jvmci` 377 if test "x$DISABLE_JVMCI" = "xjvmci"; then 378 AC_MSG_RESULT([no, forced]) 379 JVM_FEATURES_jvmci="" 380 INCLUDE_JVMCI="false" 381 else 382 # Only enable jvmci on x86_64, sparcv9 and aarch64 383 if test "x$OPENJDK_TARGET_CPU" = "xx86_64" || \ 384 test "x$OPENJDK_TARGET_CPU" = "xsparcv9" || \ 385 test "x$OPENJDK_TARGET_CPU" = "xaarch64" ; then 386 AC_MSG_RESULT([yes]) 387 JVM_FEATURES_jvmci="jvmci" 388 INCLUDE_JVMCI="true" 389 else 390 AC_MSG_RESULT([no]) 391 JVM_FEATURES_jvmci="" 392 INCLUDE_JVMCI="false" 393 if HOTSPOT_CHECK_JVM_FEATURE(jvmci); then 394 AC_MSG_ERROR([JVMCI is currently not supported on this platform.]) 395 fi 396 fi 397 fi 398 399 AC_SUBST(INCLUDE_JVMCI) 400 401 AC_MSG_CHECKING([if graal module jdk.internal.vm.compiler should be built]) 402 # Check if graal is diabled 403 DISABLE_GRAAL=`$ECHO $DISABLED_JVM_FEATURES | $GREP graal` 404 if test "x$DISABLE_GRAAL" = "xgraal"; then 405 AC_MSG_RESULT([no, forced]) 406 JVM_FEATURES_graal="" 407 INCLUDE_GRAAL="false" 408 else 409 if HOTSPOT_CHECK_JVM_FEATURE(graal); then 410 AC_MSG_RESULT([yes, forced]) 411 if test "x$JVM_FEATURES_jvmci" != "xjvmci" ; then 412 AC_MSG_ERROR([Specified JVM feature 'graal' requires feature 'jvmci']) 413 fi 414 JVM_FEATURES_graal="graal" 415 INCLUDE_GRAAL="true" 416 else 417 # By default enable graal build on x64 or where AOT is available. 418 # graal build requires jvmci. 419 if test "x$JVM_FEATURES_jvmci" = "xjvmci" && \ 420 (test "x$OPENJDK_TARGET_CPU" = "xx86_64" || \ 421 test "x$ENABLE_AOT" = "xtrue") ; then 422 AC_MSG_RESULT([yes]) 423 JVM_FEATURES_graal="graal" 424 INCLUDE_GRAAL="true" 425 else 426 AC_MSG_RESULT([no]) 427 JVM_FEATURES_graal="" 428 INCLUDE_GRAAL="false" 429 fi 430 fi 431 fi 432 433 AC_SUBST(INCLUDE_GRAAL) 434 435 # Disable aot with '--with-jvm-features=-aot' 436 DISABLE_AOT=`$ECHO $DISABLED_JVM_FEATURES | $GREP aot` 437 if test "x$DISABLE_AOT" = "xaot"; then 438 ENABLE_AOT="false" 439 fi 440 441 AC_MSG_CHECKING([if aot should be enabled]) 442 if test "x$ENABLE_AOT" = "xtrue"; then 443 if test "x$JVM_FEATURES_graal" != "xgraal"; then 444 if test "x$enable_aot" = "xyes" || HOTSPOT_CHECK_JVM_FEATURE(aot); then 445 AC_MSG_RESULT([yes, forced]) 446 AC_MSG_ERROR([Specified JVM feature 'aot' requires feature 'graal']) 447 else 448 AC_MSG_RESULT([no]) 449 fi 450 JVM_FEATURES_aot="" 451 ENABLE_AOT="false" 452 else 453 if test "x$enable_aot" = "xyes" || HOTSPOT_CHECK_JVM_FEATURE(aot); then 454 AC_MSG_RESULT([yes, forced]) 455 else 456 AC_MSG_RESULT([yes]) 457 fi 458 JVM_FEATURES_aot="aot" 459 fi 460 else 461 if test "x$enable_aot" = "xno" || test "x$DISABLE_AOT" = "xaot"; then 462 AC_MSG_RESULT([no, forced]) 463 else 464 AC_MSG_RESULT([no]) 465 fi 466 JVM_FEATURES_aot="" 467 if HOTSPOT_CHECK_JVM_FEATURE(aot); then 468 AC_MSG_ERROR([To enable aot, you must use --enable-aot]) 469 fi 470 fi 471 472 AC_SUBST(ENABLE_AOT) 473 474 if test "x$OPENJDK_TARGET_CPU" = xarm ; then 475 # Default to use link time optimizations on minimal on arm 476 JVM_FEATURES_link_time_opt="link-time-opt" 477 else 478 JVM_FEATURES_link_time_opt="" 479 fi 480 481 # All variants but minimal (and custom) get these features 482 NON_MINIMAL_FEATURES="$NON_MINIMAL_FEATURES cmsgc g1gc parallelgc serialgc epsilongc shenandoahgc jni-check jvmti management nmt services vm-structs zgc" 483 484 # Disable CDS on AIX. 485 if test "x$OPENJDK_TARGET_OS" = "xaix"; then 486 ENABLE_CDS="false" 487 if test "x$enable_cds" = "xyes"; then 488 AC_MSG_ERROR([CDS is currently not supported on AIX. Remove --enable-cds.]) 489 fi 490 fi 491 492 # Disable CDS if user requested it with --with-jvm-features=-cds. 493 DISABLE_CDS=`$ECHO $DISABLED_JVM_FEATURES | $GREP cds` 494 if test "x$DISABLE_CDS" = "xcds"; then 495 ENABLE_CDS="false" 496 if test "x$enable_cds" = "xyes"; then 497 AC_MSG_ERROR([CDS was disabled by --with-jvm-features=-cds. Remove --enable-cds.]) 498 fi 499 fi 500 501 # Disable CDS for zero, minimal, core.. 502 if HOTSPOT_CHECK_JVM_VARIANT(zero) || HOTSPOT_CHECK_JVM_VARIANT(minimal) || HOTSPOT_CHECK_JVM_VARIANT(core); then 503 # ..except when the user explicitely requested it with --enable-jvm-features 504 if ! HOTSPOT_CHECK_JVM_FEATURE(cds); then 505 ENABLE_CDS="false" 506 if test "x$enable_cds" = "xyes"; then 507 AC_MSG_ERROR([CDS not implemented for variants zero, minimal, core. Remove --enable-cds.]) 508 fi 509 fi 510 fi 511 512 AC_MSG_CHECKING([if cds should be enabled]) 513 if test "x$ENABLE_CDS" = "xtrue"; then 514 if test "x$enable_cds" = "xyes"; then 515 AC_MSG_RESULT([yes, forced]) 516 else 517 AC_MSG_RESULT([yes]) 518 fi 519 NON_MINIMAL_FEATURES="$NON_MINIMAL_FEATURES cds" 520 else 521 if test "x$enable_cds" = "xno"; then 522 AC_MSG_RESULT([no, forced]) 523 else 524 AC_MSG_RESULT([no]) 525 fi 526 fi 527 528 # Enable features depending on variant. 529 JVM_FEATURES_server="compiler1 compiler2 $NON_MINIMAL_FEATURES $JVM_FEATURES $JVM_FEATURES_jvmci $JVM_FEATURES_aot $JVM_FEATURES_graal" 530 JVM_FEATURES_client="compiler1 $NON_MINIMAL_FEATURES $JVM_FEATURES" 531 JVM_FEATURES_core="$NON_MINIMAL_FEATURES $JVM_FEATURES" 532 JVM_FEATURES_minimal="compiler1 minimal serialgc $JVM_FEATURES $JVM_FEATURES_link_time_opt" 533 JVM_FEATURES_zero="zero $NON_MINIMAL_FEATURES $JVM_FEATURES" 534 JVM_FEATURES_custom="$JVM_FEATURES" 535 536 AC_SUBST(JVM_FEATURES_server) 537 AC_SUBST(JVM_FEATURES_client) 538 AC_SUBST(JVM_FEATURES_core) 539 AC_SUBST(JVM_FEATURES_minimal) 540 AC_SUBST(JVM_FEATURES_zero) 541 AC_SUBST(JVM_FEATURES_custom) 542 543 # Used for verification of Makefiles by check-jvm-feature 544 AC_SUBST(VALID_JVM_FEATURES) 545 546 # --with-cpu-port is no longer supported 547 BASIC_DEPRECATED_ARG_WITH(with-cpu-port) 548 ]) 549 550 ############################################################################### 551 # Finalize JVM features once all setup is complete, including custom setup. 552 # 553 AC_DEFUN_ONCE([HOTSPOT_FINALIZE_JVM_FEATURES], 554 [ 555 for variant in $JVM_VARIANTS; do 556 AC_MSG_CHECKING([JVM features for JVM variant '$variant']) 557 features_var_name=JVM_FEATURES_$variant 558 JVM_FEATURES_FOR_VARIANT=${!features_var_name} 559 560 # Filter out user-requested disabled features 561 BASIC_GET_NON_MATCHING_VALUES(JVM_FEATURES_FOR_VARIANT, $JVM_FEATURES_FOR_VARIANT, $DISABLED_JVM_FEATURES) 562 563 # Keep feature lists sorted and free of duplicates 564 BASIC_SORT_LIST(JVM_FEATURES_FOR_VARIANT, $JVM_FEATURES_FOR_VARIANT) 565 566 # Update real feature set variable 567 eval $features_var_name='"'$JVM_FEATURES_FOR_VARIANT'"' 568 AC_MSG_RESULT(["$JVM_FEATURES_FOR_VARIANT"]) 569 570 # Verify that we have at least one gc selected 571 GC_FEATURES=`$ECHO $JVM_FEATURES_FOR_VARIANT | $GREP gc` 572 if test "x$GC_FEATURES" = x; then 573 AC_MSG_WARN([Invalid JVM features: No gc selected for variant $variant.]) 574 fi 575 576 # Validate features (for configure script errors, not user errors) 577 BASIC_GET_NON_MATCHING_VALUES(INVALID_FEATURES, $JVM_FEATURES_FOR_VARIANT, $VALID_JVM_FEATURES) 578 if test "x$INVALID_FEATURES" != x; then 579 AC_MSG_ERROR([Internal configure script error. Invalid JVM feature(s): $INVALID_FEATURES]) 580 fi 581 done 582 ]) 583 584 ################################################################################ 585 # Check if gtest should be built 586 # 587 AC_DEFUN_ONCE([HOTSPOT_ENABLE_DISABLE_GTEST], 588 [ 589 AC_ARG_ENABLE([hotspot-gtest], [AS_HELP_STRING([--disable-hotspot-gtest], 590 [Disables building of the Hotspot unit tests @<:@enabled@:>@])]) 591 592 if test -e "${TOPDIR}/test/hotspot/gtest"; then 593 GTEST_DIR_EXISTS="true" 594 else 595 GTEST_DIR_EXISTS="false" 596 fi 597 598 AC_MSG_CHECKING([if Hotspot gtest unit tests should be built]) 599 if test "x$enable_hotspot_gtest" = "xyes"; then 600 if test "x$GTEST_DIR_EXISTS" = "xtrue"; then 601 AC_MSG_RESULT([yes, forced]) 602 BUILD_GTEST="true" 603 else 604 AC_MSG_ERROR([Cannot build gtest without the test source]) 605 fi 606 elif test "x$enable_hotspot_gtest" = "xno"; then 607 AC_MSG_RESULT([no, forced]) 608 BUILD_GTEST="false" 609 elif test "x$enable_hotspot_gtest" = "x"; then 610 if test "x$GTEST_DIR_EXISTS" = "xtrue"; then 611 AC_MSG_RESULT([yes]) 612 BUILD_GTEST="true" 613 else 614 AC_MSG_RESULT([no]) 615 BUILD_GTEST="false" 616 fi 617 else 618 AC_MSG_ERROR([--enable-gtest must be either yes or no]) 619 fi 620 621 AC_SUBST(BUILD_GTEST) 622 ])