hg: jdk/submit: 8238384: CTW: C2 compilation fails with "assert(store != load->find_exact_control(load->in(0))) failed: dependence cycle found"

[rwestrel at redhat.com]

Changeset: 1d4d4c9d03c2
Author:    roland
Date:      2020-02-20 16:41 +0100
URL:       https://hg.openjdk.java.net/jdk/submit/rev/1d4d4c9d03c2

8238384: CTW: C2 compilation fails with "assert(store != load->find_exact_control(load->in(0))) failed: dependence cycle found"
Reviewed-by: vlivanov, thartmann

! src/hotspot/share/opto/compile.cpp
! src/hotspot/share/opto/gcm.cpp
! src/hotspot/share/opto/loopnode.cpp
! src/hotspot/share/opto/macro.hpp
! src/hotspot/share/opto/macroArrayCopy.cpp
! src/hotspot/share/opto/type.hpp
+ test/hotspot/jtreg/compiler/escapeAnalysis/TestCopyOfBrokenAntiDependency.java