hg: jdk7/hotspot-gc/hotspot: 8 new changesets

[antonios.printezis at sun.com]

Changeset: 8261ee795323
Author:    rasbold
Date:      2008-09-17 08:29 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/8261ee795323

6711100: 64bit fastdebug server vm crashes with assert(_base == Int,"Not an Int")
Summary: insert CastII nodes to narrow type of load_array_length() node
Reviewed-by: never, kvn

! src/share/vm/opto/callnode.cpp
! src/share/vm/opto/callnode.hpp
! src/share/vm/opto/graphKit.cpp
! src/share/vm/opto/memnode.cpp
! src/share/vm/opto/memnode.hpp
! src/share/vm/opto/parse2.cpp
! src/share/vm/opto/type.cpp
! src/share/vm/opto/type.hpp
+ test/compiler/6711100/Test.java

Changeset: 194b8e3a2fc4
Author:    never
Date:      2008-09-17 12:59 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/194b8e3a2fc4

6384206: Phis which are later unneeded are impairing our ability to inline based on static types
Reviewed-by: rasbold, jrose

! src/share/vm/ci/ciMethodBlocks.cpp
! src/share/vm/ci/ciMethodBlocks.hpp
! src/share/vm/ci/ciTypeFlow.cpp
! src/share/vm/ci/ciTypeFlow.hpp
! src/share/vm/includeDB_compiler2
! src/share/vm/opto/bytecodeInfo.cpp
! src/share/vm/opto/cfgnode.cpp
! src/share/vm/opto/compile.cpp
! src/share/vm/opto/compile.hpp
! src/share/vm/opto/doCall.cpp
! src/share/vm/opto/graphKit.cpp
! src/share/vm/opto/loopTransform.cpp
! src/share/vm/opto/loopnode.cpp
! src/share/vm/opto/loopnode.hpp
! src/share/vm/opto/loopopts.cpp
! src/share/vm/opto/matcher.cpp
! src/share/vm/opto/parse.hpp
! src/share/vm/opto/parse1.cpp

Changeset: 36ccc817fca4
Author:    kvn
Date:      2008-09-23 12:29 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/36ccc817fca4

6747051: Improve code and implicit null check generation for compressed oops
Summary: Push DecodeN node below the Null check to the non-null path to use the mach node without 0 test.
Reviewed-by: rasbold, never

! src/share/vm/asm/assembler.cpp
! src/share/vm/opto/cfgnode.cpp
! src/share/vm/opto/compile.cpp
! src/share/vm/opto/connode.cpp
! src/share/vm/opto/matcher.cpp
! src/share/vm/opto/matcher.hpp

Changeset: 5f85534046c2
Author:    rasbold
Date:      2008-09-24 15:56 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/5f85534046c2

6750588: assert(lrg._area >= 0,"negative spill area") running NSK stmp0101 test
Summary: handle NaN costs more carefully
Reviewed-by: kvn, never

! src/share/vm/opto/ifg.cpp

Changeset: 885fe0f95828
Author:    never
Date:      2008-09-25 12:50 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/885fe0f95828

6744783: HotSpot segfaults if given -XX options with an empty string argument
Reviewed-by: kamg, kvn
Contributed-by: volker.simonis at gmail.com

! src/share/vm/prims/jvmtiTrace.cpp
! src/share/vm/runtime/globals.cpp
! src/share/vm/runtime/globals.hpp

Changeset: dbec32712472
Author:    never
Date:      2008-09-30 11:56 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/dbec32712472

6753795: HotSpot crash in strlen() when JVMTI is used
Summary: test for null instead of strlen
Reviewed-by: rasbold

! src/share/vm/prims/jvmtiEnvBase.cpp

Changeset: be41fa651400
Author:    rasbold
Date:      2008-09-30 15:53 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/be41fa651400

Merge

! src/share/vm/includeDB_compiler2
! src/share/vm/opto/graphKit.cpp
! src/share/vm/runtime/globals.cpp
! src/share/vm/runtime/globals.hpp

Changeset: ddfad9496151
Author:    tonyp
Date:      2008-10-01 15:05 -0400
URL:       http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/ddfad9496151

Merge

! src/share/vm/runtime/globals.hpp