git: openjdk/jdk: 8281322: C2: always construct strip mined loop initially (even if strip mining is disabled)

[Roland Westrelin]

Changeset: ea9eeea8
Author:    Roland Westrelin <roland at openjdk.org>
Date:      2022-03-14 13:59:13 +0000
URL:       https://git.openjdk.java.net/jdk/commit/ea9eeea8ffea6ed32a270051c6986f4f059943c0

8281322: C2: always construct strip mined loop initially (even if strip mining is disabled)

Reviewed-by: chagedorn, thartmann

! src/hotspot/share/opto/loopnode.cpp
! src/hotspot/share/opto/loopnode.hpp
+ test/hotspot/jtreg/compiler/c2/irTests/TestCountedLoopSafepoint.java
! test/hotspot/jtreg/compiler/c2/irTests/TestLongRangeChecks.java