git: openjdk/jdk11u-dev: 2 new changesets

[Martin Doerr]

Changeset: 4c8eba0b
Author:    Martin Doerr <mdoerr at openjdk.org>
Date:      2021-10-07 08:21:21 +0000
URL:       https://git.openjdk.java.net/jdk11u-dev/commit/4c8eba0b026695348380e0831faf900facc6b446

8271341: Opcode() != Op_If && Opcode() != Op_RangeCheck) || outcnt() == 2 assert failure with Test7179138_1.java

Backport-of: 99fb12c798ad24cc4a671a666930ba42c3cd10c9

! src/hotspot/share/opto/stringopts.cpp
! test/hotspot/jtreg/compiler/c2/Test7179138_1.java

Changeset: bd3c8948
Author:    Martin Doerr <mdoerr at openjdk.org>
Date:      2021-10-07 08:21:56 +0000
URL:       https://git.openjdk.java.net/jdk11u-dev/commit/bd3c89482e2238391dbcd0d5d3a31ca8863e27f5

8270886: Crash in PhaseIdealLoop::verify_strip_mined_scheduling

Backport-of: 6afcf5f5a243be10e2ec61229819c298ccce3267

! src/hotspot/share/opto/compile.cpp
+ test/hotspot/jtreg/compiler/c2/TestRenumberLiveNodesInfiniteLoop.java