Merge jdk-24+4 into rivos/main (#180)

.jcheck/conf

@@ -5,7 +5,7 @@ version=24
 
 [checks]
 error=author,committer,reviewers,merge,issues,executable,symlink,message,hg-tag,whitespace,problemlists
-warning=issuestitle
+warning=issuestitle,binary
 
 [repository]
 tags=(?:jdk-(?:[1-9]([0-9]*)(?:\.(?:0|[1-9][0-9]*)){0,4})(?:\+(?:(?:[0-9]+))|(?:-ga)))|(?:jdk[4-9](?:u\d{1,3})?-(?:(?:b\d{2,3})|(?:ga)))|(?:hs\d\d(?:\.\d{1,2})?-b\d\d)

make/GenerateLinkOptData.gmk

@@ -62,14 +62,14 @@ ifeq ($(EXTERNAL_BUILDJDK), true)
   INTERIM_IMAGE_DIR := $(BUILD_JDK)
 endif
 
-# These are needed for deterministic classlist:
+# To make the classlist deterministic:
 # - The classlist can be influenced by locale. Always set it to en/US.
-# - Run with -Xint, as the compiler can speculatively resolve constant pool entries.
-# - ForkJoinPool parallelism can cause constant pool resolution to be non-deterministic.
+# - Concurrency in the core libraries can cause constant pool resolution
+#   to be non-deterministic. Since the benefits of resolved CP references in the
+#   default classlist is minimal, let's filter out the '@cp' lines until we can
+#   find a proper solution.
 CLASSLIST_FILE_VM_OPTS = \
-    -Duser.language=en -Duser.country=US \
-    -Xint \
-    -Djava.util.concurrent.ForkJoinPool.common.parallelism=0
+    -Duser.language=en -Duser.country=US
 
 # Save the stderr output of the command and print it along with stdout in case
 # something goes wrong.
@@ -101,9 +101,10 @@ $(CLASSLIST_FILE): $(INTERIM_IMAGE_DIR)/bin/java$(EXECUTABLE_SUFFIX) $(CLASSLIST
 	        exit $$exitcode \
 	    )
 	$(GREP) -v HelloClasslist $@.raw.2 > $@.raw.3
+	$(GREP) -v @cp $@.raw.3 > $@.raw.4
 	$(FIXPATH) $(INTERIM_IMAGE_DIR)/bin/java \
 	    -cp $(SUPPORT_OUTPUTDIR)/classlist.jar \
-	    build.tools.classlist.SortClasslist $@.raw.3 > $@
+	    build.tools.classlist.SortClasslist $@.raw.4 > $@
 
 # The jli trace is created by the same recipe as classlist. By declaring these
 # dependencies, make will correctly rebuild both jli trace and classlist

make/autoconf/jdk-options.m4

@@ -496,9 +496,15 @@ AC_DEFUN_ONCE([JDKOPT_SETUP_LEAK_SANITIZER],
 #
 AC_DEFUN_ONCE([JDKOPT_SETUP_UNDEFINED_BEHAVIOR_SANITIZER],
 [
+  UTIL_ARG_WITH(NAME: additional-ubsan-checks, TYPE: string,
+      DEFAULT: [],
+      DESC: [Customizes the ubsan checks],
+      OPTIONAL: true)
+
   # GCC reports lots of likely false positives for stringop-truncation and format-overflow.
   # Silence them for now.
-  UBSAN_CHECKS="-fsanitize=undefined -fsanitize=float-divide-by-zero -fno-sanitize=shift-base -fno-sanitize=alignment"
+  UBSAN_CHECKS="-fsanitize=undefined -fsanitize=float-divide-by-zero -fno-sanitize=shift-base -fno-sanitize=alignment \
+      $ADDITIONAL_UBSAN_CHECKS"
   UBSAN_CFLAGS="$UBSAN_CHECKS -Wno-stringop-truncation -Wno-format-overflow -fno-omit-frame-pointer -DUNDEFINED_BEHAVIOR_SANITIZER"
   UBSAN_LDFLAGS="$UBSAN_CHECKS"
   UTIL_ARG_ENABLE(NAME: ubsan, DEFAULT: false, RESULT: UBSAN_ENABLED,

make/jdk/src/classes/build/tools/intpoly/FieldGen.java

@@ -778,7 +778,7 @@ private String generate(FieldParams params) throws IOException {
         result.appendLine("}");
 
         result.appendLine("@Override");
-        result.appendLine("protected int mult(long[] a, long[] b, long[] r) {");
+        result.appendLine("protected void mult(long[] a, long[] b, long[] r) {");
         result.incrIndent();
         for (int i = 0; i < 2 * params.getNumLimbs() - 1; i++) {
             result.appendIndent();
@@ -804,9 +804,6 @@ private String generate(FieldParams params) throws IOException {
             }
         }
         result.append(");\n");
-        result.appendIndent();
-        result.append("return 0;");
-        result.appendLine();
         result.decrIndent();
         result.appendLine("}");
 
@@ -836,7 +833,7 @@ private String generate(FieldParams params) throws IOException {
         //      }
         //  }
         result.appendLine("@Override");
-        result.appendLine("protected int square(long[] a, long[] r) {");
+        result.appendLine("protected void square(long[] a, long[] r) {");
         result.incrIndent();
         for (int i = 0; i < 2 * params.getNumLimbs() - 1; i++) {
             result.appendIndent();
@@ -877,9 +874,6 @@ private String generate(FieldParams params) throws IOException {
             }
         }
         result.append(");\n");
-        result.appendIndent();
-        result.append("return 0;");
-        result.appendLine();
         result.decrIndent();
         result.appendLine("}");
 

src/hotspot/cpu/aarch64/jvmciCodeInstaller_aarch64.cpp

@@ -34,6 +34,9 @@
 #include "runtime/jniHandles.hpp"
 #include "runtime/sharedRuntime.hpp"
 #include "vmreg_aarch64.inline.hpp"
+#if INCLUDE_ZGC
+#include "gc/z/zBarrierSetAssembler.hpp"
+#endif
 
 jint CodeInstaller::pd_next_offset(NativeInstruction* inst, jint pc_offset, JVMCI_TRAPS) {
   if (inst->is_call() || inst->is_jump() || inst->is_blr()) {
@@ -164,24 +167,35 @@ void CodeInstaller::pd_relocate_JavaMethod(CodeBuffer &cbuf, methodHandle& metho
   }
 }
 
-void CodeInstaller::pd_relocate_poll(address pc, jint mark, JVMCI_TRAPS) {
+bool CodeInstaller::pd_relocate(address pc, jint mark) {
   switch (mark) {
     case POLL_NEAR:
-      JVMCI_ERROR("unimplemented");
-      break;
+      // This is unhandled and will be reported by the caller
+      return false;
     case POLL_FAR:
       _instructions->relocate(pc, relocInfo::poll_type);
-      break;
+      return true;
     case POLL_RETURN_NEAR:
-      JVMCI_ERROR("unimplemented");
-      break;
+      // This is unhandled and will be reported by the caller
+      return false;
     case POLL_RETURN_FAR:
       _instructions->relocate(pc, relocInfo::poll_return_type);
-      break;
-    default:
-      JVMCI_ERROR("invalid mark value");
-      break;
+      return true;
+    case Z_BARRIER_RELOCATION_FORMAT_LOAD_GOOD_BEFORE_TB_X:
+      _instructions->relocate(pc, barrier_Relocation::spec(), ZBarrierRelocationFormatLoadGoodBeforeTbX);
+      return true;
+    case Z_BARRIER_RELOCATION_FORMAT_MARK_BAD_BEFORE_MOV:
+      _instructions->relocate(pc, barrier_Relocation::spec(), ZBarrierRelocationFormatMarkBadBeforeMov);
+      return true;
+    case Z_BARRIER_RELOCATION_FORMAT_STORE_GOOD_BEFORE_MOV:
+      _instructions->relocate(pc, barrier_Relocation::spec(), ZBarrierRelocationFormatStoreGoodBeforeMov);
+      return true;
+    case Z_BARRIER_RELOCATION_FORMAT_STORE_BAD_BEFORE_MOV:
+      _instructions->relocate(pc, barrier_Relocation::spec(), ZBarrierRelocationFormatStoreBadBeforeMov);
+      return true;
+
   }
+  return false;
 }
 
 // convert JVMCI register indices (as used in oop maps) to HotSpot registers

src/hotspot/cpu/ppc/ppc.ad

@@ -3429,6 +3429,7 @@ encode %{
     call->_oop_map           = _oop_map;
     call->_jvms              = _jvms;
     call->_jvmadj            = _jvmadj;
+    call->_has_ea_local_in_scope = _has_ea_local_in_scope;
     call->_in_rms            = _in_rms;
     call->_nesting           = _nesting;
     call->_override_symbolic_info = _override_symbolic_info;

src/hotspot/cpu/riscv/jvmciCodeInstaller_riscv.cpp

@@ -105,8 +105,9 @@ void CodeInstaller::pd_relocate_JavaMethod(CodeBuffer &cbuf, methodHandle& metho
   Unimplemented();
 }
 
-void CodeInstaller::pd_relocate_poll(address pc, jint mark, JVMCI_TRAPS) {
+bool CodeInstaller::pd_relocate(address pc, jint mark) {
   Unimplemented();
+  return false;
 }
 
 // convert JVMCI register indices (as used in oop maps) to HotSpot registers