git: openjdk/jdk: 8316991: Reduce nullable allocation merges

[Vladimir Kozlov]

Changeset: a887fd21
Author:    Cesar Soares Lucas <cslucas at openjdk.org>
Committer: Vladimir Kozlov <kvn at openjdk.org>
Date:      2024-04-08 23:13:38 +0000
URL:       https://git.openjdk.org/jdk/commit/a887fd2144ce067844f18a514afb5078255601ff

8316991: Reduce nullable allocation merges

Reviewed-by: kvn, vlivanov

! src/hotspot/share/code/debugInfo.cpp
! src/hotspot/share/code/debugInfo.hpp
! src/hotspot/share/code/scopeDesc.cpp
! src/hotspot/share/opto/castnode.hpp
! src/hotspot/share/opto/escape.cpp
! src/hotspot/share/opto/escape.hpp
! src/hotspot/share/opto/memnode.cpp
! src/hotspot/share/opto/node.hpp
! src/hotspot/share/opto/subnode.cpp
! src/hotspot/share/runtime/deoptimization.cpp
! src/hotspot/share/runtime/stackValue.cpp
! test/hotspot/jtreg/compiler/c2/irTests/scalarReplacement/AllocationMergesTests.java
+ test/micro/org/openjdk/bench/vm/compiler/AllocationMerges.java