git: openjdk/jdk: 8330153: C2: dump barrier information for all Mach nodes

[Roberto Castañeda Lozano]

Changeset: 57ebd045
Author:    Roberto Castañeda Lozano <rcastanedalo at openjdk.org>
Date:      2024-04-23 04:18:23 +0000
URL:       https://git.openjdk.org/jdk/commit/57ebd045eae8ef1bdb5ec96d5eb11d252e08e6bb

8330153: C2: dump barrier information for all Mach nodes

Reviewed-by: kvn, thartmann

! src/hotspot/share/opto/machnode.cpp
! test/hotspot/jtreg/compiler/lib/ir_framework/IRNode.java
+ test/hotspot/jtreg/testlibrary_tests/ir_framework/examples/GCBarrierIRExample.java