git: openjdk/jdk-sandbox: shen-late-barriers: 2 new changesets

[duke]

Changeset: 72b4e70e
Branch: shen-late-barriers
Author:    Aleksey Shipilev <aleksey at shipilev.net>
Date:      2026-02-10 11:07:17 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/72b4e70eaa3b4e40944dccfdd8c0c97119e9a224

x86: move LoadP/LoadN rules, mark as implicit null check candidates

! src/hotspot/cpu/x86/gc/shenandoah/shenandoah_x86_64.ad

Changeset: 9851aed0
Branch: shen-late-barriers
Author:    Aleksey Shipilev <aleksey at shipilev.net>
Date:      2026-02-10 11:34:24 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/9851aed01cb43525ee516a8b704c5334c65df9d6

x86: specialize match rules for cases that do not need barriers

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