git: openjdk/jdk: master: 8346280: C2: implement late barrier elision for G1

[Roberto Castañeda Lozano]

Changeset: 8193e0d5
Branch: master
Author:    Roberto Castañeda Lozano <rcastanedalo at openjdk.org>
Date:      2025-02-18 10:23:35 +0000
URL:       https://git.openjdk.org/jdk/commit/8193e0d53ac806d6974e2aacc7b7476aeb52a5fd

8346280: C2: implement late barrier elision for G1

Reviewed-by: tschatzl, aboldtch, mdoerr

! src/hotspot/share/gc/g1/c2/g1BarrierSetC2.cpp
! src/hotspot/share/gc/g1/c2/g1BarrierSetC2.hpp
! src/hotspot/share/gc/shared/c2/barrierSetC2.cpp
! src/hotspot/share/gc/shared/c2/barrierSetC2.hpp
! src/hotspot/share/gc/shared/c2/cardTableBarrierSetC2.cpp
! src/hotspot/share/gc/shared/c2/cardTableBarrierSetC2.hpp
! src/hotspot/share/gc/z/c2/zBarrierSetC2.cpp
! src/hotspot/share/gc/z/c2/zBarrierSetC2.hpp
! test/hotspot/jtreg/compiler/gcbarriers/TestG1BarrierGeneration.java