146 lines
5.5 KiB
Plaintext
146 lines
5.5 KiB
Plaintext
#
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# Copyright (c) 2011, 2022, Oracle and/or its affiliates. All rights reserved.
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# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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#
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# This code is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 only, as
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# published by the Free Software Foundation. Oracle designates this
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# particular file as subject to the "Classpath" exception as provided
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# by Oracle in the LICENSE file that accompanied this code.
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#
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# This code is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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# version 2 for more details (a copy is included in the LICENSE file that
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# accompanied this code).
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#
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# You should have received a copy of the GNU General Public License version
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# 2 along with this work; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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# or visit www.oracle.com if you need additional information or have any
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# questions.
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#
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# All valid JVM variants
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VALID_JVM_VARIANTS="server client minimal core zero custom"
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################################################################################
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# Check if the specified JVM variant should be built. To be used in shell if
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# constructs, like this:
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# if HOTSPOT_CHECK_JVM_VARIANT(server); then
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#
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# Only valid to use after HOTSPOT_SETUP_JVM_VARIANTS has setup variants.
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# Definition kept in one line to allow inlining in if statements.
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# Additional [] needed to keep m4 from mangling shell constructs.
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AC_DEFUN([HOTSPOT_CHECK_JVM_VARIANT],
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[ [ [[ " $JVM_VARIANTS " =~ " $1 " ]] ] ])
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################################################################################
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# Check which variants of the JVM that we want to build. Available variants are:
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# server: normal interpreter, and a tiered C1/C2 compiler
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# client: normal interpreter, and C1 (no C2 compiler)
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# minimal: reduced form of client with optional features stripped out
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# core: normal interpreter only, no compiler
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# zero: C++ based interpreter only, no compiler
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# custom: baseline JVM with no default features
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#
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AC_DEFUN_ONCE([HOTSPOT_SETUP_JVM_VARIANTS],
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[
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AC_ARG_WITH([jvm-variants], [AS_HELP_STRING([--with-jvm-variants],
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[JVM variants to build, separated by commas (server client minimal core
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zero custom) @<:@server@:>@])])
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if test "x$with_jvm_variants" = x; then
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with_jvm_variants="server"
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fi
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JVM_VARIANTS_OPT="$with_jvm_variants"
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# Has the user listed more than one variant?
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# Additional [] needed to keep m4 from mangling shell constructs.
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if [ [[ "$JVM_VARIANTS_OPT" =~ "," ]] ]; then
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BUILDING_MULTIPLE_JVM_VARIANTS=true
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else
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BUILDING_MULTIPLE_JVM_VARIANTS=false
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fi
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# Replace the commas with AND for use in the build directory name.
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JVM_VARIANTS_WITH_AND=`$ECHO "$JVM_VARIANTS_OPT" | $SED -e 's/,/AND/g'`
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AC_MSG_CHECKING([which variants of the JVM to build])
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# JVM_VARIANTS is a space-separated list.
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# Also use minimal, not minimal1 (which is kept for backwards compatibility).
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JVM_VARIANTS=`$ECHO $JVM_VARIANTS_OPT | $SED -e 's/,/ /g' -e 's/minimal1/minimal/'`
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AC_MSG_RESULT([$JVM_VARIANTS])
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# Check that the selected variants are valid
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UTIL_GET_NON_MATCHING_VALUES(INVALID_VARIANTS, $JVM_VARIANTS, \
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$VALID_JVM_VARIANTS)
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if test "x$INVALID_VARIANTS" != x; then
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AC_MSG_NOTICE([Unknown variant(s) specified: "$INVALID_VARIANTS"])
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AC_MSG_NOTICE([The available JVM variants are: "$VALID_JVM_VARIANTS"])
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AC_MSG_ERROR([Cannot continue])
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fi
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# The "main" variant is the one used by other libs to link against during the
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# build.
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if test "x$BUILDING_MULTIPLE_JVM_VARIANTS" = "xtrue"; then
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MAIN_VARIANT_PRIO_ORDER="server client minimal zero"
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for variant in $MAIN_VARIANT_PRIO_ORDER; do
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if HOTSPOT_CHECK_JVM_VARIANT($variant); then
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JVM_VARIANT_MAIN="$variant"
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break
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fi
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done
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else
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JVM_VARIANT_MAIN="$JVM_VARIANTS"
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fi
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AC_SUBST(JVM_VARIANTS)
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AC_SUBST(VALID_JVM_VARIANTS)
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AC_SUBST(JVM_VARIANT_MAIN)
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])
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################################################################################
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# Misc hotspot setup that does not fit elsewhere.
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#
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AC_DEFUN_ONCE([HOTSPOT_SETUP_MISC],
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[
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if HOTSPOT_CHECK_JVM_VARIANT(zero); then
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# zero behaves as a platform and rewrites these values. This is a bit weird.
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# But when building zero, we never build any other variants so it works.
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HOTSPOT_TARGET_CPU=zero
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HOTSPOT_TARGET_CPU_ARCH=zero
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fi
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AC_ARG_WITH([hotspot-build-time], [AS_HELP_STRING([--with-hotspot-build-time],
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[timestamp to use in hotspot version string, empty means determined at build time @<:@source-date/empty@:>@])])
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AC_MSG_CHECKING([what hotspot build time to use])
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if test "x$with_hotspot_build_time" != x; then
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HOTSPOT_BUILD_TIME="$with_hotspot_build_time"
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AC_MSG_RESULT([$HOTSPOT_BUILD_TIME (from --with-hotspot-build-time)])
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else
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if test "x$SOURCE_DATE" = xupdated; then
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HOTSPOT_BUILD_TIME=""
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AC_MSG_RESULT([determined at build time (default)])
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else
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# If we have a fixed value for SOURCE_DATE, use it as default
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HOTSPOT_BUILD_TIME="$SOURCE_DATE_ISO_8601"
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AC_MSG_RESULT([$HOTSPOT_BUILD_TIME (from --with-source-date)])
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fi
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fi
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AC_SUBST(HOTSPOT_BUILD_TIME)
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# Override hotspot cpu definitions for ARM platforms
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if test "x$OPENJDK_TARGET_CPU" = xarm; then
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HOTSPOT_TARGET_CPU=arm_32
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HOTSPOT_TARGET_CPU_DEFINE="ARM32"
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fi
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])
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