Merge branch 'master' into JDK-8262880

.github/workflows/main.yml

@@ -384,6 +384,7 @@ jobs:
       - build-windows-aarch64
       - test-linux-x64
       - test-macos-x64
+      - test-macos-aarch64
       - test-windows-x64
 
     steps:

doc/building.html

@@ -614,10 +614,9 @@ <h3 id="clang">clang</h3>
 <code>--with-toolchain-type=clang</code>.</p>
 <h3 id="apple-xcode">Apple Xcode</h3>
 <p>The oldest supported version of Xcode is 13.0.</p>
-<p>You will need the Xcode command line developer tools to be able to
-build the JDK. (Actually, <em>only</em> the command line tools are
-needed, not the IDE.) The simplest way to install these is to run:</p>
-<pre><code>xcode-select --install</code></pre>
+<p>You will need to download Xcode either from the App Store or specific
+versions can be easily located via the <a
+href="https://xcodereleases.com">Xcode Releases</a> website.</p>
 <p>When updating Xcode, it is advisable to keep an older version for
 building the JDK. To use a specific version of Xcode you have multiple
 options:</p>

doc/building.md

@@ -422,13 +422,9 @@ To use clang instead of gcc on Linux, use `--with-toolchain-type=clang`.
 
 The oldest supported version of Xcode is 13.0.
 
-You will need the Xcode command line developer tools to be able to build the
-JDK. (Actually, *only* the command line tools are needed, not the IDE.) The
-simplest way to install these is to run:
-
-```
-xcode-select --install
-```
+You will need to download Xcode either from the App Store or specific versions
+can be easily located via the [Xcode Releases](https://xcodereleases.com)
+website.
 
 When updating Xcode, it is advisable to keep an older version for building the
 JDK. To use a specific version of Xcode you have multiple options:

make/Main.gmk

@@ -568,6 +568,10 @@ $(eval $(call SetupTarget, update-build-docs, \
     MAKEFILE := UpdateBuildDocs, \
 ))
 
+$(eval $(call SetupTarget, update-sleef-source, \
+    MAKEFILE := UpdateSleefSource, \
+))
+
 $(eval $(call SetupTarget, update-x11wrappers, \
     MAKEFILE := UpdateX11Wrappers, \
     DEPS := java.base-copy buildtools-jdk, \

make/UpdateSleefSource.gmk

@@ -0,0 +1,153 @@
+#
+# Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved.
+# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+#
+# This code is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License version 2 only, as
+# published by the Free Software Foundation.  Oracle designates this
+# particular file as subject to the "Classpath" exception as provided
+# by Oracle in the LICENSE file that accompanied this code.
+#
+# This code is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# version 2 for more details (a copy is included in the LICENSE file that
+# accompanied this code).
+#
+# You should have received a copy of the GNU General Public License version
+# 2 along with this work; if not, write to the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+# or visit www.oracle.com if you need additional information or have any
+# questions.
+#
+
+################################################################################
+
+default: all
+
+include $(SPEC)
+include MakeBase.gmk
+
+include CopyFiles.gmk
+include Execute.gmk
+
+################################################################################
+# This file is responsible for updating the generated sleef source code files
+# that are checked in to the JDK repo, and that are actually used when building.
+# This target needs to be re-run every time the source code of libsleef is
+# updated from upstream.
+################################################################################
+
+ifneq ($(COMPILE_TYPE), cross)
+  $(error Only cross-compilation of libsleef is currently supported)
+endif
+
+ifeq ($(CMAKE), )
+  $(error CMake not found. Please install cmake and rerun configure)
+endif
+
+ifneq ($(OPENJDK_BUILD_OS), linux)
+  $(error This target is only supported on linux)
+endif
+
+SLEEF_SUPPORT_DIR := $(MAKESUPPORT_OUTPUTDIR)/sleef
+SLEEF_SOURCE_BASE_DIR := $(TOPDIR)/src/jdk.incubator.vector/linux/native/libsleef
+SLEEF_SOURCE_DIR := $(SLEEF_SOURCE_BASE_DIR)/upstream
+SLEEF_TARGET_DIR := $(SLEEF_SOURCE_BASE_DIR)/generated
+SLEEF_NATIVE_BUILD_DIR := $(SLEEF_SUPPORT_DIR)/native
+SLEEF_CROSS_BUILD_DIR := $(SLEEF_SUPPORT_DIR)/cross
+
+ifeq ($(OPENJDK_TARGET_CPU), aarch64)
+  CROSS_COMPILATION_FILENAMES := sleefinline_advsimd.h sleefinline_sve.h
+  EXTRA_CROSS_OPTIONS := -DSLEEF_ENFORCE_SVE=TRUE
+else ifeq ($(OPENJDK_TARGET_CPU), riscv64)
+  CROSS_COMPILATION_FILENAMES := sleefinline_rvvm1.h
+  EXTRA_CROSS_OPTIONS := -DSLEEF_ENFORCE_RVVM1=TRUE
+else
+  $(error Unsupported platform)
+endif
+CROSS_COMPILATION_SRC_FILES := $(addprefix $(SLEEF_CROSS_BUILD_DIR)/include/, \
+    $(CROSS_COMPILATION_FILENAMES))
+
+ifeq ($(TOOLCHAIN_TYPE), clang)
+  SLEEF_TOOLCHAIN_TYPE := llvm
+else
+  SLEEF_TOOLCHAIN_TYPE := $(TOOLCHAIN_TYPE)
+endif
+
+SLEEF_CMAKE_FILE := toolchains/$(OPENJDK_TARGET_CPU)-$(SLEEF_TOOLCHAIN_TYPE).cmake
+
+# We need to run CMake twice, first using it to configure the build, and then
+# to actually build; and we need to do this twice, once for a native build
+# and once for the cross-compilation build.
+
+$(eval $(call SetupExecute, sleef_native_config, \
+    INFO := Configuring native sleef build, \
+    OUTPUT_DIR := $(SLEEF_NATIVE_BUILD_DIR), \
+    COMMAND := cd $(SLEEF_SOURCE_DIR) && $(CMAKE) -S . -B \
+        $(SLEEF_NATIVE_BUILD_DIR), \
+))
+
+TARGETS := $(sleef_native_config)
+
+$(eval $(call SetupExecute, sleef_native_build, \
+    INFO := Building native sleef, \
+    DEPS := $(sleef_native_config), \
+    OUTPUT_DIR := $(SLEEF_NATIVE_BUILD_DIR), \
+    COMMAND := cd $(SLEEF_SOURCE_DIR) && $(CMAKE) --build \
+        $(SLEEF_NATIVE_BUILD_DIR) -j, \
+))
+
+TARGETS := $(sleef_native_build)
+
+$(eval $(call SetupExecute, sleef_cross_config, \
+    INFO := Configuring cross-compiling sleef build, \
+    DEPS := $(sleef_native_build), \
+    OUTPUT_DIR := $(SLEEF_CROSS_BUILD_DIR), \
+    COMMAND := cd $(SLEEF_SOURCE_DIR) && $(CMAKE) -S . -B \
+        $(SLEEF_CROSS_BUILD_DIR) \
+        -DCMAKE_C_COMPILER=$(CC) \
+        -DCMAKE_TOOLCHAIN_FILE=$(SLEEF_CMAKE_FILE) \
+        -DNATIVE_BUILD_DIR=$(SLEEF_NATIVE_BUILD_DIR) \
+        -DSLEEF_BUILD_INLINE_HEADERS=TRUE \
+        $(EXTRA_CROSS_OPTIONS), \
+))
+
+TARGETS := $(sleef_cross_config)
+
+$(eval $(call SetupExecute, sleef_cross_build, \
+    INFO := Building cross-compiling sleef, \
+    DEPS := $(sleef_cross_config), \
+    OUTPUT_DIR := $(SLEEF_NATIVE_BUILD_DIR), \
+    COMMAND := cd $(SLEEF_SOURCE_DIR) && $(CMAKE) --build \
+        $(SLEEF_CROSS_BUILD_DIR) -j, \
+))
+
+TARGETS := $(sleef_cross_build)
+
+$(CROSS_COMPILATION_SRC_FILES): $(sleef_cross_build)
+
+# Finally, copy the generated files (and one needed static file) into our
+# target directory.
+
+$(eval $(call SetupCopyFiles, copy_static_sleef_source, \
+    FILES := $(SLEEF_SOURCE_DIR)/src/common/misc.h, \
+    DEST := $(SLEEF_TARGET_DIR), \
+))
+
+TARGETS := $(copy_static_sleef_source)
+
+$(eval $(call SetupCopyFiles, copy_generated_sleef_source, \
+    FILES := $(CROSS_COMPILATION_SRC_FILES), \
+    DEST := $(SLEEF_TARGET_DIR), \
+))
+
+TARGETS := $(copy_generated_sleef_source)
+
+################################################################################
+
+all: $(TARGETS)
+
+.PHONY: all default

make/autoconf/basic_tools.m4

@@ -99,6 +99,7 @@ AC_DEFUN_ONCE([BASIC_SETUP_TOOLS],
   UTIL_REQUIRE_SPECIAL(FGREP, [AC_PROG_FGREP])
 
   # Optional tools, we can do without them
+  UTIL_LOOKUP_PROGS(CMAKE, cmake)
   UTIL_LOOKUP_PROGS(DF, df)
   UTIL_LOOKUP_PROGS(GIT, git)
   UTIL_LOOKUP_PROGS(NICE, nice)

make/autoconf/spec.gmk.template

@@ -719,6 +719,7 @@ CCACHE := @CCACHE@
 # CD is going away, but remains to cater for legacy makefiles.
 CD := cd
 CHMOD := @CHMOD@
+CMAKE := @CMAKE@
 CODESIGN := @CODESIGN@
 CP := @CP@
 CUT := @CUT@

make/common/modules/LauncherCommon.gmk

@@ -74,7 +74,7 @@ define SetupBuildLauncherBody
   endif
 
   ifneq ($$($1_MAIN_CLASS), )
-    $1_JAVA_ARGS += -ms8m
+    $1_JAVA_ARGS += -Xms8m
     $1_LAUNCHER_CLASS := -m $$($1_MAIN_MODULE)/$$($1_MAIN_CLASS)
   endif
 

make/devkit/createAutoconfBundle.sh

@@ -1,6 +1,6 @@
 #!/bin/bash -e
 #
-# Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2018, 2024, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -25,50 +25,70 @@
 #
 
 # Create a bundle in the current directory, containing what's needed to run
-# the 'autoconf' program by the OpenJDK build.
+# the 'autoconf' program by the OpenJDK build. To override TARGET_PLATFORM
+# just set the variable before running this script.
 
 # Autoconf depends on m4, so download and build that first.
 AUTOCONF_VERSION=2.69
 M4_VERSION=1.4.18
 
 PACKAGE_VERSION=1.0.1
-TARGET_PLATFORM=linux_x86
+case `uname -s` in
+    Darwin)
+        os=macosx
+        ;;
+    Linux)
+        os=linux
+        ;;
+    CYGWIN*)
+        os=cygwin
+        ;;
+esac
+case `uname -m` in
+    arm64|aarch64)
+        arch=aarch64
+        ;;
+    amd64|x86_64|x64)
+        arch=x64
+        ;;
+esac
+TARGET_PLATFORM=${TARGET_PLATFORM:="${os}_${arch}"}
+
 MODULE_NAME=autoconf-$TARGET_PLATFORM-$AUTOCONF_VERSION+$PACKAGE_VERSION
 BUNDLE_NAME=$MODULE_NAME.tar.gz
 
-TMPDIR=`mktemp -d -t autoconfbundle-XXXX`
-trap "rm -rf \"$TMPDIR\"" EXIT
+SCRIPT_DIR="$(cd "$(dirname $0)" > /dev/null && pwd)"
+OUTPUT_ROOT="${SCRIPT_DIR}/../../build/autoconf"
 
-ORIG_DIR=`pwd`
-cd $TMPDIR
-OUTPUT_DIR=$TMPDIR/$MODULE_NAME
-mkdir -p $OUTPUT_DIR/usr
+cd $OUTPUT_ROOT
+IMAGE_DIR=$OUTPUT_ROOT/$MODULE_NAME
+mkdir -p $IMAGE_DIR/usr
 
 # Download and build m4
 
 if test "x$TARGET_PLATFORM" = xcygwin_x64; then
   # On cygwin 64-bit, just copy the cygwin .exe file
-  mkdir -p $OUTPUT_DIR/usr/bin
-  cp /usr/bin/m4 $OUTPUT_DIR/usr/bin
+  mkdir -p $IMAGE_DIR/usr/bin
+  cp /usr/bin/m4 $IMAGE_DIR/usr/bin
 elif test "x$TARGET_PLATFORM" = xcygwin_x86; then
   # On cygwin 32-bit, just copy the cygwin .exe file
-  mkdir -p $OUTPUT_DIR/usr/bin
-  cp /usr/bin/m4 $OUTPUT_DIR/usr/bin
+  mkdir -p $IMAGE_DIR/usr/bin
+  cp /usr/bin/m4 $IMAGE_DIR/usr/bin
 elif test "x$TARGET_PLATFORM" = xlinux_x64; then
   M4_VERSION=1.4.13-5
   wget http://yum.oracle.com/repo/OracleLinux/OL6/latest/x86_64/getPackage/m4-$M4_VERSION.el6.x86_64.rpm
-  cd $OUTPUT_DIR
-  rpm2cpio ../m4-$M4_VERSION.el6.x86_64.rpm | cpio -d -i
+  cd $IMAGE_DIR
+  rpm2cpio $OUTPUT_ROOT/m4-$M4_VERSION.el6.x86_64.rpm | cpio -d -i
 elif test "x$TARGET_PLATFORM" = xlinux_x86; then
   M4_VERSION=1.4.13-5
   wget http://yum.oracle.com/repo/OracleLinux/OL6/latest/i386/getPackage/m4-$M4_VERSION.el6.i686.rpm
-  cd $OUTPUT_DIR
-  rpm2cpio ../m4-$M4_VERSION.el6.i686.rpm | cpio -d -i
+  cd $IMAGE_DIR
+  rpm2cpio $OUTPUT_ROOT/m4-$M4_VERSION.el6.i686.rpm | cpio -d -i
 else
   wget https://ftp.gnu.org/gnu/m4/m4-$M4_VERSION.tar.gz
   tar xzf m4-$M4_VERSION.tar.gz
   cd m4-$M4_VERSION
-  ./configure --prefix=$OUTPUT_DIR/usr
+  ./configure --prefix=$IMAGE_DIR/usr CFLAGS="-w -Wno-everything"
   make
   make install
   cd ..
@@ -79,15 +99,14 @@ fi
 wget https://ftp.gnu.org/gnu/autoconf/autoconf-$AUTOCONF_VERSION.tar.gz
 tar xzf autoconf-$AUTOCONF_VERSION.tar.gz
 cd autoconf-$AUTOCONF_VERSION
-./configure --prefix=$OUTPUT_DIR/usr M4=$OUTPUT_DIR/usr/bin/m4
+./configure --prefix=$IMAGE_DIR/usr M4=$IMAGE_DIR/usr/bin/m4
 make
 make install
 cd ..
 
-perl -pi -e "s!$OUTPUT_DIR/!./!" $OUTPUT_DIR/usr/bin/auto* $OUTPUT_DIR/usr/share/autoconf/autom4te.cfg
-cp $OUTPUT_DIR/usr/share/autoconf/autom4te.cfg $OUTPUT_DIR/autom4te.cfg
+perl -pi -e "s!$IMAGE_DIR/!./!" $IMAGE_DIR/usr/bin/auto* $IMAGE_DIR/usr/share/autoconf/autom4te.cfg
 
-cat > $OUTPUT_DIR/autoconf << EOF
+cat > $IMAGE_DIR/autoconf << EOF
 #!/bin/bash
 # Get an absolute path to this script
 this_script_dir=\`dirname \$0\`
@@ -100,17 +119,10 @@ export AUTOHEADER="\$this_script_dir/usr/bin/autoheader"
 export AC_MACRODIR="\$this_script_dir/usr/share/autoconf"
 export autom4te_perllibdir="\$this_script_dir/usr/share/autoconf"
 
-autom4te_cfg=\$this_script_dir/usr/share/autoconf/autom4te.cfg
-cp \$this_script_dir/autom4te.cfg \$autom4te_cfg
-
-echo 'begin-language: "M4sugar"' >> \$autom4te_cfg
-echo "args: --prepend-include '"\$this_script_dir/usr/share/autoconf"'" >> \$autom4te_cfg
-echo 'end-language: "M4sugar"' >> \$autom4te_cfg
+PREPEND_INCLUDE="--prepend-include \$this_script_dir/usr/share/autoconf"
 
-exec \$this_script_dir/usr/bin/autoconf "\$@"
+exec \$this_script_dir/usr/bin/autoconf \$PREPEND_INCLUDE "\$@"
 EOF
-chmod +x $OUTPUT_DIR/autoconf
-cd $OUTPUT_DIR
-tar -cvzf ../$BUNDLE_NAME *
-cd ..
-cp $BUNDLE_NAME "$ORIG_DIR"
+chmod +x $IMAGE_DIR/autoconf
+cd $IMAGE_DIR
+tar -cvzf $OUTPUT_ROOT/$BUNDLE_NAME *