312 Commits

Author SHA1 Message Date
Vladimir Kozlov
ce3f3dd8d3 6767659: Conversion from i486 to x86 missed some entries in makefiles
Fixed missed entries.

Reviewed-by: never
2008-11-13 14:50:04 -08:00
John R Rose
4e2c4fb4bd 6770949: minor tweaks before 6655638
Minor cleanups & tuning of array.hpp, debug.cpp, growableArray.hpp, hashtable.cpp

Reviewed-by: kvn
2008-11-12 23:26:45 -08:00
John R Rose
849e0ffb04 6653858: dynamic languages need to be able to load anonymous classes
Low-level privileged sun.misc.Unsafe.defineAnonymousClass

Reviewed-by: kvn
2008-11-12 22:33:26 -08:00
Tom Rodriguez
1716627be0 6758445: loop heads that are exception entry points can crash during count_edges/mark_loops
Reviewed-by: kvn, jrose
2008-11-11 23:03:35 -08:00
Tom Rodriguez
6cea928f70 Merge 2008-11-07 13:55:14 -08:00
Vladimir Kozlov
7aae40a95f 6462850: generate biased locking code in C2 ideal graph
Inline biased locking code in C2 ideal graph during macro nodes expansion

Reviewed-by: never
2008-11-07 09:29:38 -08:00
Tom Rodriguez
2c3b8ec969 6761594: framesize rounding code rounds using wrong units leading to slightly oversized frames
Reviewed-by: rasbold, kvn
2008-11-06 20:00:03 -08:00
Chuck Rasbold
0e63b7609a 6743900: frequency based block layout
Post-register allocation pass that drives block layout by edge frequencies

Reviewed-by: never, kvn
2008-11-06 14:59:10 -08:00
Tom Rodriguez
7bcfb5965d 6764622: IdealGraphVisualizer fixes
Reviewed-by: rasbold, jrose
2008-10-30 17:08:48 -07:00
Keith McGuigan
7de6d649be 6756528: Bytecodes::special_length_at reads past end of code buffer
Add end-of-buffer indicator for paths used by the verifier

Reviewed-by: acorn, coleenp
2008-10-30 15:48:59 -04:00
Tom Rodriguez
8537533873 6649622: HotSpot Biased locking needs tuning on latest CPUs
Reviewed-by: rasbold, kvn, kamg
2008-10-28 18:02:09 -07:00
Tom Rodriguez
429a95440a 6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
Reviewed-by: kvn, rasbold
2008-10-28 09:31:30 -07:00
Xiaobin Lu
107bbcc8f4 Merge 2008-10-22 20:47:00 -07:00
Karen Kinnear
4fa4c137a2 Merge 2008-10-22 15:07:23 -04:00
Karen Kinnear
347534f43b 6761092: jvm crashes when CDS is enabled
CDS hardcoded max c++ virtual method table increased

Reviewed-by: coleenp, xlu, jmasa
2008-10-22 14:48:08 -04:00
Tom Rodriguez
bc7e37f4df Merge 2008-10-21 11:21:45 -07:00
Xiaobin Lu
fa8846d054 Merge 2008-10-17 15:18:02 -07:00
Daniel D. Daugherty
f60d27c8f6 Merge 2008-10-16 11:07:39 -07:00
Erik Trimble
4b983d3b39 Merge 2008-10-15 18:51:04 -07:00
Mandy Chung
e5e6ca9d62 6306922: Dump dump created by +HeapDumpOnOutOfMemoryError should include stack traces for stack roots
Include stack traces of all threads in the heap dump

Reviewed-by: alanb
2008-10-14 15:16:38 -07:00
Vladimir Kozlov
55925534ec 6532536: Optimize arraycopy stubs for Intel cpus
Use SSE2 movdqu in arraycopy stubs on newest Intel's cpus

Reviewed-by: rasbold
2008-10-14 15:10:26 -07:00
Coleen Phillimore
d1aacc7cdf 6700107: java/lang/Class/forName/TooManyDimensions.java crashes with SIGSEGV in c2 compiler with fastdebug
ObjArrayKlass::compute_modifier_flags was unnecessarily recursive

Reviewed-by: kamg
2008-10-14 10:15:33 -04:00
Chuck Rasbold
0dac6431d2 6717150: improper constant folding of subnormal strictfp multiplications and divides
Suppress constant folding of double divides and multiplications on ia32

Reviewed-by: never
2008-10-14 06:58:58 -07:00
Igor Veresov
bc9f364917 6758633: G1: SEGV with GCOld on Linux
Avoid growth of a GrowableArray backend of HeapRegionSeq.

Reviewed-by: tonyp, jcoomes
2008-10-13 21:41:42 -07:00
Antonios Printezis
04b0ebb9c1 Merge 2008-10-09 12:06:22 -04:00
Kumar Srinivasan
3a72f5c241 6755845: JVM_FindClassFromBoot triggers assertions
Fixes assertions caused by one jvm_entry calling another, solved by refactoring code and modified gamma test.

Reviewed-by: dholmes, xlu
2008-10-08 08:10:51 -07:00
Erik Trimble
50964694fe Merge 2008-10-07 11:01:35 -07:00
Igor Veresov
d80199b403 6753547: NUMA allocator: Invalid chunk size computation during adaptive resizing
The per-lgrp chuck size can be incorrectly computed (causing an assertion failure) because of the non-associativity of the floating point operations. The fix is to rearrange the operations.

Reviewed-by: ysr
2008-10-06 20:59:16 -07:00
Tom Rodriguez
7633aaa177 Merge 2008-10-06 13:11:32 -07:00
Antonios Printezis
6f5e28aca1 6752248: G1: introduce parallel heap verification
Introduce parallel heap verification in G1.

Reviewed-by: jcoomes, apetrusenko
2008-10-06 13:16:35 -04:00
Tom Rodriguez
043fde10e5 6743188: incomplete fix for 6700047 C2 failed in idom_no_update
Reviewed-by: rasbold, kvn
2008-10-03 13:58:20 -07:00
Xiomara Jayasena
76df5ec473 6754988: Update copyright year
Update for files that have been modified starting July 2008

Reviewed-by: ohair, tbell
2008-10-02 19:58:19 -07:00
Jon Masamitsu
6c19542a36 6660681: Incrementally reserve pages on win server 2003 for better large page affinity
For windows server 2003 added option to reserve large pages individually.

Reviewed-by: alanb, jcoomes, tonyp, apetrusenko
2008-10-02 12:01:08 -07:00
Vladimir Kozlov
adce6fc49a 6667595: Set probability FAIR for pre-, post- loops and ALWAYS for main loop
Fix loop's probability. Add optimizations to avoid spilling. Change InlineSmallCode to product flag.

Reviewed-by: never
2008-10-02 08:37:44 -07:00
Karen Kinnear
5b60edebb8 Merge 2008-10-01 20:15:03 -04:00
Antonios Printezis
c8006a68d5 Merge 2008-10-01 15:05:06 -04:00
Chuck Rasbold
453d1a42b0 Merge 2008-09-30 15:53:55 -07:00
John Coomes
e98b7ce059 6729594: par compact - remove unused block table implementation
Reviewed-by: tonyp, jmasa, apetrusenko
2008-09-30 13:15:27 -07:00
John Coomes
f2851186bb 6725697: par compact - rename class ChunkData to RegionData
Reviewed-by: iveresov, tonyp
2008-09-30 12:20:22 -07:00
Tom Rodriguez
d40b6daac9 6753795: HotSpot crash in strlen() when JVMTI is used
Test for null instead of strlen

Reviewed-by: rasbold
2008-09-30 11:56:01 -07:00
John Coomes
2e52e9dff2 6716466: par compact - remove VerifyParallelOldWithMarkSweep code
Reviewed-by: jmasa
2008-09-30 11:49:31 -07:00
Karen Kinnear
056f3ea7aa Merge 2008-09-30 12:24:27 -04:00
Igor Veresov
4204f82a1a 6740923: NUMA allocator: Ensure the progress of adaptive chunk resizing
Treat a chuck where the allocation has failed as fully used.

Reviewed-by: ysr
2008-09-27 00:33:13 -07:00
Coleen Phillimore
32addb490d 6719149: Wrong "java/lang/String should not be loaded yet" assertion in fastdebug bits with UseStringCache
Assertion is invalid because java.lang.String may be initialized just before this assertion.

Reviewed-by: phh
2008-09-26 13:33:15 -04:00
Volker Simonis
ac161a1e17 6744783: HotSpot segfaults if given -XX options with an empty string argument
Reviewed-by: kamg, kvn
2008-09-25 12:50:51 -07:00
Chuck Rasbold
42be28cece 6750588: assert(lrg._area >= 0,"negative spill area") running NSK stmp0101 test
Handle NaN costs more carefully

Reviewed-by: kvn, never
2008-09-24 15:56:36 -07:00
Andrey Petrusenko
fe4cab6eeb Merge 2008-09-24 15:34:06 -04:00
Vladimir Kozlov
b15796424e 6747051: Improve code and implicit null check generation for compressed oops
Push DecodeN node below the Null check to the non-null path to use the mach node without 0 test.

Reviewed-by: rasbold, never
2008-09-23 12:29:06 -07:00
Antonios Printezis
c03ab32ab5 6742641: G1: NullPointerException during GCOld
An update buffer is not processed correctly, which causes roots into the collection set not to be scanned and, hence, for the heap to be corrupted. The cause is that an object is accessed after it has been explicitly deleted, which causes a race.

Reviewed-by: jcoomes, ysr
2008-09-22 09:56:49 -04:00
Tom Rodriguez
4b1e242299 6384206: Phis which are later unneeded are impairing our ability to inline based on static types
Reviewed-by: rasbold, jrose
2008-09-17 12:59:52 -07:00