hg: jdk9/hs-comp/hotspot: 8033260: assert(lrg._area >= 0.0) failed: negative spill area

[niclas.adlertz at oracle.com]

Changeset: 1077c8270209
Author:    adlertz
Date:      2014-02-25 17:51 +0100
URL:       http://hg.openjdk.java.net/jdk9/hs-comp/hotspot/rev/1077c8270209

8033260: assert(lrg._area >= 0.0) failed: negative spill area
Summary: Change type from float to double on block frequency, and add check for +Inf - +Inf operation
Reviewed-by: kvn, roland

! agent/src/share/classes/sun/jvm/hotspot/opto/Block.java
! src/share/vm/opto/block.hpp
! src/share/vm/opto/chaitin.cpp
! src/share/vm/opto/gcm.cpp
! src/share/vm/opto/ifg.cpp
! src/share/vm/runtime/vmStructs.cpp