Update to aarch64-shenandoah-jdk8u292-b05-shenandoah-merge-2021-03-11 (EA)

Update release notes for 8u292-b05-shenandoah-merge-2021-03-11.
Extend s390 patch to fix issue caused by JDK-8252660 backport and lack of JDK-8188813 in 8u.
Revise JDK-8252660 s390 failure to make _soft_max_size a jlong so pointer types are accurate.

.gitignore

@@ -223,3 +223,4 @@
 /aarch64-port-jdk8u-shenandoah-aarch64-shenandoah-jdk8u292-b03-4curve.tar.xz
 /aarch64-port-jdk8u-shenandoah-aarch64-shenandoah-jdk8u292-b04-4curve.tar.xz
 /aarch64-port-jdk8u-shenandoah-aarch64-shenandoah-jdk8u292-b05-4curve.tar.xz
+/aarch64-port-jdk8u-shenandoah-aarch64-shenandoah-jdk8u292-b05-shenandoah-merge-2021-03-11-4curve.tar.xz

NEWS

@@ -103,8 +103,41 @@ Live versions of these release notes can be found at:
   - JDK-8261766: [8u] hotspot needs to recognise cl.exe 19.16 to build with VS2017
   - JDK-8262073: assert(allocates2(pc)) failed: not in CodeBuffer memory
   - JDK-8262075: sun/security/krb5/auto/UseCacheAndStoreKey.java timed out intermittently
+* Shenandoah
   - Normalise whitespace in AArch64 sources prior to merge of upstreamed version in 8u292-b01.
   - Revert differences against upstream 8u
+  - [backport] 8202976: Add C1 lea patching support for x86
+  - [backport] 8221507: Implement JFR Events for Shenandoah
+  - [backport] 8224573: Fix windows build after JDK-8221507
+  - [backport] 8228369: Shenandoah: Refactor LRB C1 stubs
+  - [backport] 8229474: Shenandoah: Cleanup CM::update_roots()
+  - [backport] 8229709: x86_32 build and test failures after JDK-8228369 (Shenandoah: Refactor LRB C1 stubs)
+  - [backport] 8231087: Shenandoah: Self-fixing load reference barriers for C1/C2
+  - [backport] 8232747: Shenandoah: Concurrent GC should deactivate SATB before processing weak roots
+  - [backport] 8232992: Shenandoah: Implement self-fixing interpreter LRB
+  - [backport] 8233021: Shenandoah: SBSC2::is_shenandoah_lrb_call should match all LRB shapes
+  - [backport] 8233165: Shenandoah:SBSA::gen_load_reference_barrier_stub() should use pointer register for address on aarch64
+  - [backport] 8233574: Shenandoah: build is broken without jfr
+  - [backport] 8237837: Shenandoah: assert(mem == __null) failed: only one safepoint
+  - [backport] 8238153: CTW: C2 (Shenandoah) compilation fails with "Unknown node in get_load_addr: CreateEx"
+  - [backport] 8238851: Shenandoah: C1: Resolve into registers of correct type
+  - [backport] 8240315: Shenandoah: Rename ShLBN::get_barrier_strength()
+  - [backport] 8240751: Shenandoah: fold ShenandoahTracer definition
+  - [backport] 8241765: Shenandoah: AARCH64 need to save/restore call clobbered registers before calling keepalive barrier
+  - [backport] 8244510: Shenandoah: invert SHC2Support::is_in_cset condition
+  - [backport] 8244663: Shenandoah: C2 assertion fails in Matcher::collect_null_checks
+  - [backport] 8244721: CTW: C2 (Shenandoah) compilation fails with "unexpected infinite loop graph shape"
+  - [backport] 8251451: Shenandoah: Remark ObjectSynchronizer roots with I-U
+  - [backport] 8252660: Shenandoah: support manageable SoftMaxHeapSize option
+  - [backport] 8253224: Shenandoah: ShenandoahStrDedupQueue destructor calls virtual num_queues()
+  - [backport] 8253778: ShenandoahSafepoint::is_at_shenandoah_safepoint should not access VMThread state from other threads
+  - [backport] 8255457: Shenandoah: cleanup ShenandoahMarkTask
+  - [backport] 8255760: Shenandoah: match constants style in ShenandoahMarkTask fallback
+  - [backport] 8256806: Shenandoah: optimize shenandoah/jni/TestPinnedGarbage.java test
+  - [backport] 8257641: Shenandoah: Query is_at_shenandoah_safepoint() from control thread should return false
+  - Fix register allocation for thread register is 32bit LRB
+  - Fix Shenandoah bindings in ADLC formssel
+  - Shenandoah: Backed out weak roots cleaning during full gc
 
 Notes on individual issues:
 ===========================

java-1.8.0-openjdk.spec

@@ -296,7 +296,7 @@
 # note, following three variables are sedded from update_sources if used correctly. Hardcode them rather there.
 %global shenandoah_project	aarch64-port
 %global shenandoah_repo		jdk8u-shenandoah
-%global shenandoah_revision    	aarch64-shenandoah-jdk8u292-b05
+%global shenandoah_revision    	aarch64-shenandoah-jdk8u292-b05-shenandoah-merge-2021-03-11
 # Define old aarch64/jdk8u tree variables for compatibility
 %global project         %{shenandoah_project}
 %global repo            %{shenandoah_repo}
@@ -311,7 +311,7 @@
 %global updatever       %(VERSION=%{whole_update}; echo ${VERSION##*u})
 # eg jdk8u60-b27 -> b27
 %global buildver        %(VERSION=%{version_tag}; echo ${VERSION##*-})
-%global rpmrelease      1
+%global rpmrelease      2
 # Define milestone (EA for pre-releases, GA ("fcs") for releases)
 # Release will be (where N is usually a number starting at 1):
 # - 0.N%%{?extraver}%%{?dist} for EA releases,
@@ -2622,6 +2622,12 @@ require "copy_jdk_configs.lua"
 %endif
 
 %changelog
+* Thu Mar 18 2021 Andrew Hughes <gnu.andrew@redhat.com> - 1:1.8.0.292.b05-0.2.ea
+- Update to aarch64-shenandoah-jdk8u292-b05-shenandoah-merge-2021-03-11 (EA)
+- Update release notes for 8u292-b05-shenandoah-merge-2021-03-11.
+- Extend s390 patch to fix issue caused by JDK-8252660 backport and lack of JDK-8188813 in 8u.
+- Revise JDK-8252660 s390 failure to make _soft_max_size a jlong so pointer types are accurate.
+
 * Thu Mar 18 2021 Andrew Hughes <gnu.andrew@redhat.com> - 1:1.8.0.292.b05-0.1.ea
 - Re-organise S/390 patches for upstream submission, separating 8u upstream from Shenandoah fixes.
 - Add new formatting case found in memprofiler.cpp on debug builds to PR3593 patch.

s390-8214206_fix.patch

@@ -20,3 +20,27 @@ diff --git openjdk.orig/hotspot/src/share/vm/gc_implementation/shenandoah/shenan
  
    // Defensively saturate for product bits:
    if (mag < 0) {
+diff --git openjdk.orig/hotspot/src/share/vm/gc_implementation/shenandoah/shenandoahHeap.cpp openjdk/hotspot/src/share/vm/gc_implementation/shenandoah/shenandoahHeap.cpp
+--- openjdk.orig/hotspot/src/share/vm/gc_implementation/shenandoah/shenandoahHeap.cpp
++++ openjdk/hotspot/src/share/vm/gc_implementation/shenandoah/shenandoahHeap.cpp
+@@ -659,7 +659,7 @@
+ }
+ 
+ size_t ShenandoahHeap::soft_max_capacity() const {
+-  size_t v = OrderAccess::load_acquire((volatile size_t*)&_soft_max_size);
++  size_t v = OrderAccess::load_acquire((volatile jlong*)&_soft_max_size);
+   assert(min_capacity() <= v && v <= max_capacity(),
+          err_msg("Should be in bounds: " SIZE_FORMAT " <= " SIZE_FORMAT " <= " SIZE_FORMAT,
+                  min_capacity(), v, max_capacity()));
+diff --git openjdk.orig/hotspot/src/share/vm/gc_implementation/shenandoah/shenandoahHeap.hpp openjdk/hotspot/src/share/vm/gc_implementation/shenandoah/shenandoahHeap.hpp
+--- openjdk.orig/hotspot/src/share/vm/gc_implementation/shenandoah/shenandoahHeap.hpp
++++ openjdk/hotspot/src/share/vm/gc_implementation/shenandoah/shenandoahHeap.hpp
+@@ -155,7 +155,7 @@
+ private:
+            size_t _initial_size;
+            size_t _minimum_size;
+-  volatile size_t _soft_max_size;
++  volatile jlong  _soft_max_size;
+   shenandoah_padding(0);
+   volatile jlong  _used;
+   volatile size_t _committed;

sources

@@ -1,2 +1,2 @@
 SHA512 (tapsets-icedtea-3.15.0.tar.xz) = c752a197cb3d812d50c35e11e4722772be40096c81d2a57933e0d9b8a3c708b9c157b8108a4e33a06ca7bb81648170994408c75d6f69d5ff12785d0c31009671
-SHA512 (aarch64-port-jdk8u-shenandoah-aarch64-shenandoah-jdk8u292-b05-4curve.tar.xz) = 6267e958e05c36d010578ea1b773b5575f11c085c4c1036a96f984c44df17d70cb46a5d6db75fb509a900f6918da7bfbbe5e24530691f393069471c7f2b51993
+SHA512 (aarch64-port-jdk8u-shenandoah-aarch64-shenandoah-jdk8u292-b05-shenandoah-merge-2021-03-11-4curve.tar.xz) = fc31d0933b5bf73b91b0e54e7683310b15debcbfe10e41f632a65b9fa4bc5345241107d4b4b99a18bd3e41b0843fbfa06348e267cb19a7e0739b8a2b291b2953