Merge branch 'master' into 8342062

.github/workflows/main.yml

@@ -325,17 +325,6 @@ jobs:
       bootjdk-platform: linux-x64
       runs-on: ubuntu-22.04
 
-  test-macos-x64:
-    name: macos-x64
-    needs:
-      - build-macos-x64
-    uses: ./.github/workflows/test.yml
-    with:
-      platform: macos-x64
-      bootjdk-platform: macos-x64
-      runs-on: macos-13
-      xcode-toolset-version: '14.3.1'
-
   test-macos-aarch64:
     name: macos-aarch64
     needs:

.jcheck/conf

@@ -4,7 +4,7 @@ jbs=JDK
 version=25
 
 [checks]
-error=author,committer,reviewers,merge,issues,executable,symlink,message,hg-tag,whitespace,problemlists
+error=author,committer,reviewers,merge,issues,executable,symlink,message,hg-tag,whitespace,problemlists,copyright
 warning=issuestitle,binary
 
 [repository]
@@ -34,3 +34,8 @@ pattern=^([124-8][0-9]{6}): (\S.*)$
 
 [checks "problemlists"]
 dirs=test/jdk|test/langtools|test/lib-test|test/hotspot/jtreg|test/jaxp
+
+[checks "copyright"]
+files=^(?!LICENSE|license\.txt|.*\.bin|.*\.gif|.*\.jpg|.*\.png|.*\.icon|.*\.tiff|.*\.dat|.*\.patch|.*\.wav|.*\.class|.*-header|.*\.jar|).*
+oracle_locator=.*Copyright \(c\)(.*)Oracle and/or its affiliates\. All rights reserved\.
+oracle_validator=.*Copyright \(c\) (\d{4})(?:, (\d{4}))?, Oracle and/or its affiliates\. All rights reserved\.

doc/hotspot-unit-tests.html

@@ -245,7 +245,7 @@ <h3 id="error-messages">Error messages</h3>
 <p>All GoogleTest asserts print compared expressions and their values,
 so there is no need to have them in error messages. Asserts print only
 compared values, they do not print any of interim variables, e.g.
-<code>ASSERT_TRUE((val1 == val2 &amp;&amp; isFail(foo(8)) || i == 18)</code>
+<code>ASSERT_TRUE((val1 == val2 &amp;&amp; isFail(foo(8))) || i == 18)</code>
 prints only one value. If you use some complex predicates, please
 consider <code>EXPECT_PRED*</code> or <code>EXPECT_FORMAT_PRED</code>
 assertions family, they check that a predicate returns true/success and

doc/hotspot-unit-tests.md

@@ -172,7 +172,7 @@ Provide informative, but not too verbose error messages.
 All GoogleTest asserts print compared expressions and their values, so
 there is no need to have them in error messages. Asserts print only
 compared values, they do not print any of interim variables, e.g.
-`ASSERT_TRUE((val1 == val2 && isFail(foo(8)) || i == 18)` prints only
+`ASSERT_TRUE((val1 == val2 && isFail(foo(8))) || i == 18)` prints only
 one value. If you use some complex predicates, please consider
 `EXPECT_PRED*` or `EXPECT_FORMAT_PRED` assertions family, they check that
 a predicate returns true/success and print out all parameters values.

make/Main.gmk

@@ -1310,7 +1310,10 @@ endif
 ################################################################################
 
 # all-images builds all our deliverables as images.
-all-images: product-images static-jdk-image test-image all-docs-images
+all-images: product-images test-image all-docs-images
+ifeq ($(call isTargetOs, linux macosx windows), true)
+  all-images: static-jdk-image
+endif
 
 # all-bundles packages all our deliverables as tar.gz bundles.
 all-bundles: product-bundles test-bundles docs-bundles static-libs-bundles

make/autoconf/flags-cflags.m4

@@ -237,7 +237,7 @@ AC_DEFUN([FLAGS_SETUP_WARNINGS],
       # Additional warnings that are not activated by -Wall and -Wextra
       WARNINGS_ENABLE_ADDITIONAL="-Wpointer-arith -Wreturn-type -Wsign-compare \
           -Wtrampolines -Wundef -Wunused-const-variable=1 -Wunused-function \
-          -Wunused-result -Wunused-value"
+          -Wunused-result -Wunused-value -Wtype-limits -Wuninitialized"
       WARNINGS_ENABLE_ADDITIONAL_CXX="-Woverloaded-virtual -Wreorder"
       WARNINGS_ENABLE_ALL_CFLAGS="-Wall -Wextra -Wformat=2 $WARNINGS_ENABLE_ADDITIONAL"
       WARNINGS_ENABLE_ALL_CXXFLAGS="$WARNINGS_ENABLE_ALL_CFLAGS $WARNINGS_ENABLE_ADDITIONAL_CXX"
@@ -754,10 +754,9 @@ AC_DEFUN([FLAGS_SETUP_CFLAGS_CPU_DEP],
   fi
 
   if test "x$TOOLCHAIN_TYPE" = xgcc; then
-    FLAGS_SETUP_GCC6_COMPILER_FLAGS($1, $3)
-    $1_TOOLCHAIN_CFLAGS="${$1_GCC6_CFLAGS}"
-
-    $1_WARNING_CFLAGS_JVM="-Wno-format-zero-length -Wtype-limits -Wuninitialized"
+    # This flag is required since GCC 6 as undefined behavior in OpenJDK code
+    # runs afoul of the more aggressive versions of this optimization.
+    $1_TOOLCHAIN_CFLAGS="-fno-lifetime-dse"
   fi
 
   if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
@@ -831,6 +830,22 @@ AC_DEFUN([FLAGS_SETUP_CFLAGS_CPU_DEP],
 
   FLAGS_SETUP_BRANCH_PROTECTION
 
+  if test "x$FLAGS_CPU" = xriscv64; then
+    AC_MSG_CHECKING([if RVV/vector sigcontext supported])
+    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <linux/ptrace.h>],
+        [
+          return (int)sizeof(struct __riscv_v_ext_state);
+        ])],
+        [
+          AC_MSG_RESULT([yes])
+        ],
+        [
+          $1_DEFINES_CPU_JVM="${$1_DEFINES_CPU_JVM} -DNO_RVV_SIGCONTEXT"
+          AC_MSG_RESULT([no])
+        ]
+    )
+  fi
+
   # EXPORT to API
   CFLAGS_JVM_COMMON="$ALWAYS_CFLAGS_JVM $ALWAYS_DEFINES_JVM \
       $TOOLCHAIN_CFLAGS_JVM ${$1_TOOLCHAIN_CFLAGS_JVM} \
@@ -919,20 +934,6 @@ AC_DEFUN([FLAGS_SETUP_CFLAGS_CPU_DEP],
   AC_SUBST($2SVE_CFLAGS)
 ])
 
-# FLAGS_SETUP_GCC6_COMPILER_FLAGS([PREFIX])
-# Arguments:
-# $1 - Prefix for each variable defined.
-# $2 - Prefix for compiler variables (either BUILD_ or nothing).
-AC_DEFUN([FLAGS_SETUP_GCC6_COMPILER_FLAGS],
-[
-  # This flag is required for GCC 6 builds as undefined behavior in OpenJDK code
-  # runs afoul of the more aggressive versions of this optimization.
-  NO_LIFETIME_DSE_CFLAG="-fno-lifetime-dse"
-  FLAGS_COMPILER_CHECK_ARGUMENTS(ARGUMENT: [$NO_LIFETIME_DSE_CFLAG],
-      PREFIX: $2, IF_FALSE: [NO_LIFETIME_DSE_CFLAG=""])
-  $1_GCC6_CFLAGS="${NO_LIFETIME_DSE_CFLAG}"
-])
-
 AC_DEFUN_ONCE([FLAGS_SETUP_BRANCH_PROTECTION],
 [
   # Is branch protection available?

make/conf/jib-profiles.js

@@ -780,7 +780,7 @@ var getJibProfilesProfiles = function (input, common, data) {
             target_os: input.build_os,
             target_cpu: input.build_cpu,
             dependencies: [
-                "boot_jdk", "devkit", "graphviz", "pandoc", buildJdkDep,
+                "autoconf", "boot_jdk", "devkit", "graphviz", "pandoc", buildJdkDep,
             ],
             configure_args: concat(
                 "--enable-full-docs",

make/hotspot/lib/CompileJvm.gmk

@@ -90,7 +90,7 @@ CFLAGS_VM_VERSION := \
 # Disabled warnings
 
 DISABLED_WARNINGS_gcc := array-bounds comment delete-non-virtual-dtor \
-    empty-body implicit-fallthrough int-in-bool-context \
+    empty-body format-zero-length implicit-fallthrough int-in-bool-context \
     maybe-uninitialized missing-field-initializers \
     shift-negative-value unknown-pragmas unused-but-set-variable \
     unused-local-typedefs unused-variable

make/jdk/src/classes/build/tools/depend/Depend.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, 2023, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2017, 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
@@ -446,7 +446,7 @@ public Void visitType(TypeElement e, Void p) {
         }
 
         @Override
-        public Void visitRecordComponent(@SuppressWarnings("preview")RecordComponentElement e, Void p) {
+        public Void visitRecordComponent(RecordComponentElement e, Void p) {
             update(e.getSimpleName());
             visit(e.asType());
             return null;

make/langtools/src/classes/build/tools/symbolgenerator/CreateSymbols.java

@@ -228,7 +228,6 @@ public class CreateSymbols {
     /**Create sig files for ct.sym reading the classes description from the directory that contains
      * {@code ctDescriptionFile}, using the file as a recipe to create the sigfiles.
      */
-    @SuppressWarnings("unchecked")
     public void createSymbols(String ctDescriptionFileExtra, String ctDescriptionFile, String ctSymLocation,
                               long timestamp, String currentVersion, String preReleaseTag, String moduleClasses,
                               String includedModulesFile) throws IOException {
@@ -4634,7 +4633,6 @@ private static AnnotationDescription parseAnnotation(String value, int[] valuePo
     /**Create sig files for ct.sym reading the classes description from the directory that contains
      * {@code ctDescriptionFile}, using the file as a recipe to create the sigfiles.
      */
-    @SuppressWarnings("unchecked")
     public void createJavadocData(String ctDescriptionFileExtra, String ctDescriptionFile,
                                   String targetDir, int startVersion) throws IOException {
         LoadDescriptions data = load(ctDescriptionFileExtra != null ? Paths.get(ctDescriptionFileExtra)

make/langtools/tools/propertiesparser/gen/ClassGenerator.java

@@ -48,6 +48,7 @@
 import java.util.Collections;
 import java.util.List;
 import java.util.Map;
+import java.util.Map.Entry;
 import java.util.Properties;
 import java.util.Set;
 import java.util.TreeMap;
@@ -87,9 +88,12 @@ enum StubKind {
         FACTORY_METHOD_DECL("factory.decl.method"),
         FACTORY_METHOD_ARG("factory.decl.method.arg"),
         FACTORY_METHOD_BODY("factory.decl.method.body"),
+        FACTORY_METHOD_BODY_LINT("factory.decl.method.body.lint"),
         FACTORY_FIELD("factory.decl.field"),
+        FACTORY_FIELD_LINT("factory.decl.field.lint"),
         WILDCARDS_EXTENDS("wildcards.extends"),
-        SUPPRESS_WARNINGS("suppress.warnings");
+        SUPPRESS_WARNINGS("suppress.warnings"),
+        LINT_CATEGORY("lint.category");
 
         /** stub key (as it appears in the property file) */
         String key;
@@ -114,6 +118,7 @@ String format(Object... args) {
     enum FactoryKind {
         ERR("err", "Error", "Errors"),
         WARN("warn", "Warning", "Warnings"),
+        LINT_WARN("warn", "LintWarning", "LintWarnings"),
         NOTE("note", "Note", "Notes"),
         MISC("misc", "Fragment", "Fragments"),
         OTHER(null, null, null);
@@ -136,13 +141,24 @@ enum FactoryKind {
         /**
          * Utility method for parsing a factory kind from a resource key prefix.
          */
-        static FactoryKind parseFrom(String prefix) {
+        static FactoryKind of(Entry<String, Message> messageEntry) {
+            String prefix = messageEntry.getKey().split("\\.")[1];
+            FactoryKind selected = null;
             for (FactoryKind k : FactoryKind.values()) {
                 if (k.prefix == null || k.prefix.equals(prefix)) {
-                    return k;
+                    selected = k;
+                    break;
                 }
             }
-            return null;
+            if (selected == WARN) {
+                for (MessageLine line : messageEntry.getValue().getLines(false)) {
+                    if (line.isLint()) {
+                        selected = LINT_WARN;
+                        break;
+                    }
+                }
+            }
+            return selected;
         }
     }
 
@@ -155,7 +171,7 @@ public void generateFactory(MessageFile messageFile, File outDir) {
                 messageFile.messages.entrySet().stream()
                         .collect(
                                 Collectors.groupingBy(
-                                        e -> FactoryKind.parseFrom(e.getKey().split("\\.")[1]),
+                                        FactoryKind::of,
                                         TreeMap::new,
                                         toList()));
         //generate nested classes
@@ -165,7 +181,7 @@ public void generateFactory(MessageFile messageFile, File outDir) {
             if (entry.getKey() == FactoryKind.OTHER) continue;
             //emit members
             String members = entry.getValue().stream()
-                    .flatMap(e -> generateFactoryMethodsAndFields(e.getKey(), e.getValue()).stream())
+                    .flatMap(e -> generateFactoryMethodsAndFields(entry.getKey(), e.getKey(), e.getValue()).stream())
                     .collect(Collectors.joining("\n\n"));
             //emit nested class
             String factoryDecl =
@@ -230,22 +246,35 @@ List<String> generateImports(Set<String> importedTypes) {
     /**
      * Generate a list of factory methods/fields to be added to a given factory nested class.
      */
-    List<String> generateFactoryMethodsAndFields(String key, Message msg) {
+    List<String> generateFactoryMethodsAndFields(FactoryKind k, String key, Message msg) {
         MessageInfo msgInfo = msg.getMessageInfo();
         List<MessageLine> lines = msg.getLines(false);
         String javadoc = lines.stream()
                 .filter(ml -> !ml.isInfo() && !ml.isEmptyOrComment())
                 .map(ml -> ml.text)
                 .collect(Collectors.joining("\n *"));
         String[] keyParts = key.split("\\.");
-        FactoryKind k = FactoryKind.parseFrom(keyParts[1]);
+        String lintCategory = lines.stream()
+                .filter(MessageLine::isLint)
+                .map(MessageLine::lintCategory)
+                .findFirst().orElse(null);
+        //System.out.println("category for " + key + " = " + lintCategory);
         String factoryName = factoryName(key);
         if (msgInfo.getTypes().isEmpty()) {
             //generate field
-            String factoryField = StubKind.FACTORY_FIELD.format(k.keyClazz, factoryName,
-                    "\"" + keyParts[0] + "\"",
-                    "\"" + Stream.of(keyParts).skip(2).collect(Collectors.joining(".")) + "\"",
-                    javadoc);
+            String factoryField;
+            if (lintCategory == null) {
+                factoryField = StubKind.FACTORY_FIELD.format(k.keyClazz, factoryName,
+                        "\"" + keyParts[0] + "\"",
+                        "\"" + Stream.of(keyParts).skip(2).collect(Collectors.joining(".")) + "\"",
+                        javadoc);
+            } else {
+                factoryField = StubKind.FACTORY_FIELD_LINT.format(k.keyClazz, factoryName,
+                        StubKind.LINT_CATEGORY.format("\"" + lintCategory + "\""),
+                        "\"" + keyParts[0] + "\"",
+                        "\"" + Stream.of(keyParts).skip(2).collect(Collectors.joining(".")) + "\"",
+                        javadoc);
+            }
             return Collections.singletonList(factoryField);
         } else {
             //generate method
@@ -255,12 +284,22 @@ List<String> generateFactoryMethodsAndFields(String key, Message msg) {
                 List<String> argNames = argNames(types.size());
                 String suppressionString = needsSuppressWarnings(msgTypes) ?
                         StubKind.SUPPRESS_WARNINGS.format() : "";
+                String methodBody;
+                if (lintCategory == null) {
+                    methodBody = StubKind.FACTORY_METHOD_BODY.format(k.keyClazz,
+                            "\"" + keyParts[0] + "\"",
+                            "\"" + Stream.of(keyParts).skip(2).collect(Collectors.joining(".")) + "\"",
+                            argNames.stream().collect(Collectors.joining(", ")));
+                } else {
+                    methodBody = StubKind.FACTORY_METHOD_BODY_LINT.format(k.keyClazz,
+                            StubKind.LINT_CATEGORY.format("\"" + lintCategory + "\""),
+                            "\"" + keyParts[0] + "\"",
+                            "\"" + Stream.of(keyParts).skip(2).collect(Collectors.joining(".")) + "\"",
+                            argNames.stream().collect(Collectors.joining(", ")));
+                }
                 String factoryMethod = StubKind.FACTORY_METHOD_DECL.format(suppressionString, k.keyClazz,
                         factoryName, argDecls(types, argNames).stream().collect(Collectors.joining(", ")),
-                        indent(StubKind.FACTORY_METHOD_BODY.format(k.keyClazz,
-                                "\"" + keyParts[0] + "\"",
-                                "\"" + Stream.of(keyParts).skip(2).collect(Collectors.joining(".")) + "\"",
-                                argNames.stream().collect(Collectors.joining(", "))), 1),
+                        indent(methodBody, 1),
                         javadoc);
                 factoryMethods.add(factoryMethod);
             }

make/langtools/tools/propertiesparser/parser/Message.java

@@ -49,6 +49,9 @@ public final class Message {
     public MessageInfo getMessageInfo() {
         if (messageInfo == null) {
             MessageLine l = firstLine.prev;
+            if (l != null && l.isLint()) {
+                l = l.prev;
+            }
             if (l != null && l.isInfo())
                 messageInfo = new MessageInfo(l.text);
             else
@@ -71,7 +74,7 @@ public List<MessageLine> getLines(boolean includeAllPrecedingComments) {
             while (l.text.isEmpty())
                 l = l.next;
         } else {
-            if (l.prev != null && l.prev.isInfo())
+            if (l.prev != null && (l.prev.isInfo() || l.prev.isLint()))
                 l = l.prev;
         }
 

make/langtools/tools/propertiesparser/parser/MessageLine.java

@@ -25,6 +25,7 @@
 
 package propertiesparser.parser;
 
+import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 /**
@@ -37,6 +38,7 @@ public class MessageLine {
     static final Pattern typePattern = Pattern.compile("[-\\\\'A-Z\\.a-z ]+( \\([-A-Za-z 0-9]+\\))?");
     static final Pattern infoPattern = Pattern.compile(String.format("# ([0-9]+: %s, )*[0-9]+: %s",
             typePattern.pattern(), typePattern.pattern()));
+    static final Pattern lintPattern = Pattern.compile("# lint: ([a-z\\-]+)");
 
     public String text;
     MessageLine prev;
@@ -54,6 +56,19 @@ public boolean isInfo() {
         return infoPattern.matcher(text).matches();
     }
 
+    public boolean isLint() {
+        return lintPattern.matcher(text).matches();
+    }
+
+    public String lintCategory() {
+        Matcher matcher = lintPattern.matcher(text);
+        if (matcher.matches()) {
+            return matcher.group(1);
+        } else {
+            return null;
+        }
+    }
+
     boolean hasContinuation() {
         return (next != null) && text.endsWith("\\");
     }