Merge branch 'master' into JDK-8333664

Author: alexeysemenyukoracle

doc/building.html

@@ -376,7 +376,7 @@ <h2 id="operating-system-requirements">Operating System
 </tr>
 <tr class="odd">
 <td>macOS</td>
-<td>macOS 13.x (Ventura)</td>
+<td>macOS 14.x</td>
 </tr>
 <tr class="even">
 <td>Windows</td>
@@ -513,8 +513,8 @@ <h3 id="macos">macOS</h3>
 a continuously updated machine running macOS. See the section on <a
 href="#apple-xcode">Apple Xcode</a> on some strategies to deal with
 this.</p>
-<p>It is recommended that you use at least macOS 13 (Ventura) and Xcode
-14, but earlier versions may also work.</p>
+<p>It is recommended that you use at least macOS 14 and Xcode 15.4, but
+earlier versions may also work.</p>
 <p>The standard macOS environment contains the basic tooling needed to
 build, but for external libraries a package manager is recommended. The
 JDK uses <a href="https://brew.sh/">homebrew</a> in the examples, but
@@ -590,7 +590,7 @@ <h2 id="native-compiler-toolchain-requirements">Native Compiler
 </tr>
 <tr class="even">
 <td>macOS</td>
-<td>Apple Xcode 14.3.1 (using clang 14.0.3)</td>
+<td>Apple Xcode 15.4 (using clang 15.0.0)</td>
 </tr>
 <tr class="odd">
 <td>Windows</td>

doc/building.md

@@ -175,7 +175,7 @@ time of writing.
 | ----------------- | ---------------------------------- |
 | Linux/x64         | Oracle Enterprise Linux 6.4 / 8.x  |
 | Linux/aarch64     | Oracle Enterprise Linux 7.6 / 8.x  |
-| macOS             | macOS 13.x (Ventura)               |
+| macOS             | macOS 14.x                         |
 | Windows           | Windows Server 2016                |
 
 The double version numbers for Linux are due to the hybrid model used at
@@ -327,7 +327,7 @@ difficult for a project such as the JDK to keep pace with a continuously
 updated machine running macOS. See the section on [Apple Xcode](#apple-xcode)
 on some strategies to deal with this.
 
-It is recommended that you use at least macOS 13 (Ventura) and Xcode 14, but
+It is recommended that you use at least macOS 14 and Xcode 15.4, but
 earlier versions may also work.
 
 The standard macOS environment contains the basic tooling needed to build, but
@@ -393,7 +393,7 @@ issues.
 | Operating system   | Toolchain version                            |
 | ------------------ | -------------------------------------------- |
 | Linux              | gcc 14.2.0                                   |
-| macOS              | Apple Xcode 14.3.1 (using clang 14.0.3)      |
+| macOS              | Apple Xcode 15.4 (using clang 15.0.0)       |
 | Windows            | Microsoft Visual Studio 2022 version 17.13.2 |
 
 All compilers are expected to be able to handle the C11 language standard for

make/conf/jib-profiles.js

@@ -1089,7 +1089,7 @@ var getJibProfilesDependencies = function (input, common) {
 
     var devkit_platform_revisions = {
         linux_x64: "gcc14.2.0-OL6.4+1.0",
-        macosx: "Xcode14.3.1+1.0",
+        macosx: "Xcode15.4+1.0",
         windows_x64: "VS2022-17.13.2+1.0",
         linux_aarch64: "gcc14.2.0-OL7.6+1.0",
         linux_arm: "gcc8.2.0-Fedora27+1.0",

make/devkit/createAutoconfBundle.sh

@@ -1,6 +1,6 @@
 #!/bin/bash -e
 #
-# Copyright (c) 2018, 2024, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2018, 2025, 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
@@ -24,10 +24,21 @@
 # questions.
 #
 
-# Create a bundle in the current directory, containing what's needed to run
+# Create a bundle in OpenJDK build folder, containing what's needed to run
 # the 'autoconf' program by the OpenJDK build. To override TARGET_PLATFORM
 # just set the variable before running this script.
 
+# This script fetches sources from network so make sure your proxy is setup appropriately.
+
+# colored print to highlight some of the logs
+function print_log()
+{
+  Color_Cyan='\033[1;36m'   # Cyan
+  Color_Off='\033[0m'       # Reset color
+  printf "${Color_Cyan}> $1${Color_Off}\n"
+}
+
+
 # Autoconf depends on m4, so download and build that first.
 AUTOCONF_VERSION=2.69
 M4_VERSION=1.4.18
@@ -58,11 +69,12 @@ MODULE_NAME=autoconf-$TARGET_PLATFORM-$AUTOCONF_VERSION+$PACKAGE_VERSION
 BUNDLE_NAME=$MODULE_NAME.tar.gz
 
 SCRIPT_DIR="$(cd "$(dirname $0)" > /dev/null && pwd)"
-OUTPUT_ROOT="${SCRIPT_DIR}/../../build/autoconf"
+BASEDIR="$(cd "$SCRIPT_DIR/../.."  > /dev/null && pwd)"
+OUTPUT_ROOT="$BASEDIR/build/autoconf"
 
-cd $OUTPUT_ROOT
 IMAGE_DIR=$OUTPUT_ROOT/$MODULE_NAME
 mkdir -p $IMAGE_DIR/usr
+cd $OUTPUT_ROOT
 
 # Download and build m4
 
@@ -76,7 +88,7 @@ elif test "x$TARGET_PLATFORM" = xcygwin_x86; then
   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-$M4_VERSION.el6.x86_64.rpm
+  wget https://yum.oracle.com/repo/OracleLinux/OL6/latest/x86_64/getPackage/m4-$M4_VERSION.el6.x86_64.rpm
   cd $IMAGE_DIR
   rpm2cpio $OUTPUT_ROOT/m4-$M4_VERSION.el6.x86_64.rpm | cpio -d -i
 elif test "x$TARGET_PLATFORM" = xlinux_x86; then
@@ -85,27 +97,38 @@ elif test "x$TARGET_PLATFORM" = xlinux_x86; then
   cd $IMAGE_DIR
   rpm2cpio $OUTPUT_ROOT/m4-$M4_VERSION.el6.i686.rpm | cpio -d -i
 else
+  print_log "m4: download"
   wget https://ftp.gnu.org/gnu/m4/m4-$M4_VERSION.tar.gz
-  tar xzf m4-$M4_VERSION.tar.gz
+  tar -xzf m4-$M4_VERSION.tar.gz
   cd m4-$M4_VERSION
+  print_log "m4: configure"
   ./configure --prefix=$IMAGE_DIR/usr CFLAGS="-w -Wno-everything"
+  print_log "m4: make"
   make
+  print_log "m4: make install"
   make install
   cd ..
 fi
 
 # Download and build autoconf
 
+print_log "autoconf: download"
 wget https://ftp.gnu.org/gnu/autoconf/autoconf-$AUTOCONF_VERSION.tar.gz
-tar xzf autoconf-$AUTOCONF_VERSION.tar.gz
+tar -xzf autoconf-$AUTOCONF_VERSION.tar.gz
 cd autoconf-$AUTOCONF_VERSION
+print_log "autoconf: configure"
 ./configure --prefix=$IMAGE_DIR/usr M4=$IMAGE_DIR/usr/bin/m4
+print_log "autoconf: make"
 make
+print_log "autoconf: make install"
 make install
 cd ..
 
+# The resulting scripts from installation folder use absolute paths to reference other files within installation folder
+print_log "replace absolue paths from installation files with a relative ."
 perl -pi -e "s!$IMAGE_DIR/!./!" $IMAGE_DIR/usr/bin/auto* $IMAGE_DIR/usr/share/autoconf/autom4te.cfg
 
+print_log "creating $IMAGE_DIR/autoconf wrapper script"
 cat > $IMAGE_DIR/autoconf << EOF
 #!/bin/bash
 # Get an absolute path to this script
@@ -123,6 +146,9 @@ PREPEND_INCLUDE="--prepend-include \$this_script_dir/usr/share/autoconf"
 
 exec \$this_script_dir/usr/bin/autoconf \$PREPEND_INCLUDE "\$@"
 EOF
+
 chmod +x $IMAGE_DIR/autoconf
+
+print_log "archiving $IMAGE_DIR directory as $OUTPUT_ROOT/$BUNDLE_NAME"
 cd $IMAGE_DIR
 tar -cvzf $OUTPUT_ROOT/$BUNDLE_NAME *

make/hotspot/lib/JvmFeatures.gmk

@@ -125,6 +125,7 @@ endif
 ifneq ($(call check-jvm-feature, cds), true)
   JVM_CFLAGS_FEATURES += -DINCLUDE_CDS=0
   JVM_EXCLUDE_FILES += \
+      aotCodeCache.cpp \
       classLoaderDataShared.cpp \
       classLoaderExt.cpp \
       systemDictionaryShared.cpp

make/jdk/src/classes/build/tools/classlist/HelloClasslist.java

@@ -31,8 +31,6 @@
  */
 package build.tools.classlist;
 
-import java.lang.foreign.FunctionDescriptor;
-import java.lang.foreign.Linker;
 import java.lang.invoke.MethodHandle;
 import java.lang.invoke.MethodHandles;
 import java.lang.invoke.MethodType;
@@ -174,10 +172,6 @@ record B(int b) { }
         // an inconsistency in the classlist between builds (see JDK-8295951).
         // To avoid the problem, load the class explicitly.
         Class<?> striped64Class = Class.forName("java.util.concurrent.atomic.Striped64$Cell");
-
-        // Initialize FFM linkers
-        var signature = FunctionDescriptor.ofVoid();
-        Linker.nativeLinker().downcallHandle(signature);
     }
 
     public HelloClasslist() {}

src/hotspot/cpu/aarch64/compressedKlass_aarch64.cpp

@@ -70,7 +70,7 @@ static char* reserve_at_eor_compatible_address(size_t size, bool aslr) {
     const uint64_t immediate = ((uint64_t)immediates[index]) << 32;
     assert(immediate > 0 && Assembler::operand_valid_for_logical_immediate(/*is32*/false, immediate),
            "Invalid immediate %d " UINT64_FORMAT, index, immediate);
-    result = os::attempt_reserve_memory_at((char*)immediate, size, false);
+    result = os::attempt_reserve_memory_at((char*)immediate, size, mtNone);
     if (result == nullptr) {
       log_trace(metaspace, map)("Failed to attach at " UINT64_FORMAT_X, immediate);
     }
@@ -114,7 +114,7 @@ char* CompressedKlassPointers::reserve_address_space_for_compressed_classes(size
   if (result == nullptr) {
     constexpr size_t alignment = nth_bit(32);
     log_debug(metaspace, map)("Trying to reserve at a 32-bit-aligned address");
-    result = os::reserve_memory_aligned(size, alignment, false);
+    result = os::reserve_memory_aligned(size, alignment, mtNone);
   }
 
   return result;

src/hotspot/cpu/aarch64/globalDefinitions_aarch64.hpp

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2024, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2025, Oracle and/or its affiliates. All rights reserved.
  * Copyright (c) 2014, 2015, Red Hat Inc. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
@@ -46,7 +46,7 @@ const bool CCallingConventionRequiresIntsAsLongs = false;
 #define DEFAULT_CACHE_LINE_SIZE 64
 
 // The default padding size for data structures to avoid false sharing.
-#define DEFAULT_PADDING_SIZE DEFAULT_CACHE_LINE_SIZE
+#define DEFAULT_PADDING_SIZE (2*DEFAULT_CACHE_LINE_SIZE)
 
 // According to the ARMv8 ARM, "Concurrent modification and execution
 // of instructions can lead to the resulting instruction performing

src/hotspot/cpu/aarch64/jvmciCodeInstaller_aarch64.cpp

@@ -180,6 +180,7 @@ bool CodeInstaller::pd_relocate(address pc, jint mark) {
     case POLL_RETURN_FAR:
       _instructions->relocate(pc, relocInfo::poll_return_type);
       return true;
+#if INCLUDE_ZGC
     case Z_BARRIER_RELOCATION_FORMAT_LOAD_GOOD_BEFORE_TB_X:
       _instructions->relocate(pc, barrier_Relocation::spec(), ZBarrierRelocationFormatLoadGoodBeforeTbX);
       return true;
@@ -192,6 +193,7 @@ bool CodeInstaller::pd_relocate(address pc, jint mark) {
     case Z_BARRIER_RELOCATION_FORMAT_STORE_BAD_BEFORE_MOV:
       _instructions->relocate(pc, barrier_Relocation::spec(), ZBarrierRelocationFormatStoreBadBeforeMov);
       return true;
+#endif
 
   }
   return false;

src/hotspot/cpu/aarch64/macroAssembler_aarch64.cpp

@@ -675,6 +675,9 @@ void MacroAssembler::set_last_Java_frame(Register last_java_sp,
 }
 
 static inline bool target_needs_far_branch(address addr) {
+  if (AOTCodeCache::is_on_for_dump()) {
+    return true;
+  }
   // codecache size <= 128M
   if (!MacroAssembler::far_branches()) {
     return false;
@@ -859,6 +862,9 @@ void MacroAssembler::call_VM_helper(Register oop_result, address entry_point, in
 
 // Check the entry target is always reachable from any branch.
 static bool is_always_within_branch_range(Address entry) {
+  if (AOTCodeCache::is_on_for_dump()) {
+    return false;
+  }
   const address target = entry.target();
 
   if (!CodeCache::contains(target)) {
@@ -2154,7 +2160,7 @@ void MacroAssembler::call_VM_leaf_base(address entry_point,
 
   stp(rscratch1, rmethod, Address(pre(sp, -2 * wordSize)));
 
-  mov(rscratch1, entry_point);
+  mov(rscratch1, RuntimeAddress(entry_point));
   blr(rscratch1);
   if (retaddr)
     bind(*retaddr);
@@ -3231,9 +3237,13 @@ void MacroAssembler::resolve_global_jobject(Register value, Register tmp1, Regis
 }
 
 void MacroAssembler::stop(const char* msg) {
-  BLOCK_COMMENT(msg);
+  // Skip AOT caching C strings in scratch buffer.
+  const char* str = (code_section()->scratch_emit()) ? msg : AOTCodeCache::add_C_string(msg);
+  BLOCK_COMMENT(str);
+  // load msg into r0 so we can access it from the signal handler
+  // ExternalAddress enables saving and restoring via the code cache
+  lea(c_rarg0, ExternalAddress((address) str));
   dcps1(0xdeae);
-  emit_int64((uintptr_t)msg);
 }
 
 void MacroAssembler::unimplemented(const char* what) {