hg: jdk9/hs/hotspot: 8175340: Possible invalid memory accesses due to ciMethodData::bci_to_data() returning NULL

[zoltan.majo at oracle.com]

Changeset: 83906886441f
Author:    zmajo
Date:      2017-03-09 14:27 +0100
URL:       http://hg.openjdk.java.net/jdk9/hs/hotspot/rev/83906886441f

8175340: Possible invalid memory accesses due to ciMethodData::bci_to_data() returning NULL
Summary: Check values returned by ciMethodData::bci_to_data() where necessary.
Reviewed-by: kvn

! src/share/vm/c1/c1_GraphBuilder.cpp
! src/share/vm/c1/c1_LIRGenerator.cpp
! src/share/vm/ci/ciMethodData.cpp
! src/share/vm/opto/parse2.cpp