Vladimir Kozlov
a3005a16fc
6954029: Improve implicit null check generation with compressed oops
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Hoist DecodeN instruction above null check
Reviewed-by: never, twisti
2010-06-02 09:49:32 -07:00
Erik Trimble
ba7c173659
6941466: Oracle rebranding changes for Hotspot repositories
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Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair
2010-05-27 19:08:38 -07:00
Tom Rodriguez
eb534d777a
6943485: JVMTI always on capabilities change code generation too much
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Reviewed-by: twisti, dcubed
2010-04-26 23:59:45 -07:00
Christian Thalinger
0c605ed991
6926782: CodeBuffer size too small after 6921352
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After 6921352 the CodeBuffer size was too small.
Reviewed-by: kvn, never
2010-02-18 11:35:41 +01:00
Changpeng Fang
815db4fcba
6894779: Loop Predication for Loop Optimizer in C2
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Loop predication implementation
Reviewed-by: never, kvn
2010-01-12 14:37:35 -08:00
Vladimir Kozlov
9f5ca0249d
6895383: JCK test throws NPE for method compiled with Escape Analysis
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Add missing checks for MemBar nodes in EA.
Reviewed-by: never
2009-12-09 16:40:45 -08:00
Tom Rodriguez
9db2092b1b
6892658: C2 should optimize some stringbuilder patterns
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Reviewed-by: kvn, twisti
2009-11-12 09:24:21 -08:00
Tom Rodriguez
0217f432c2
6873777: FPU control word optimization still performed with SSE
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Reviewed-by: kvn
2009-08-19 18:54:35 -07:00
Tom Rodriguez
c94a076d34
6862956: PhaseIdealLoop should have a CFG verification mode
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Reviewed-by: kvn, twisti
2009-08-14 00:02:12 -07:00
Vladimir Kozlov
8dd34cd52f
6860599: nodes limit could be reached during Output phase
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Bailout compilation if nodes limit could be reached during Output phase.
Reviewed-by: never, twisti
2009-07-23 14:53:56 -07:00
John R Rose
6515225d49
6862576: vmIntrinsics needs cleanup in order to support JSR 292 intrinsics
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Remove useless lazy evaluation of intrinsics; add LAST_COMPILER_INLINE to help categorize them
Reviewed-by: kvn
2009-07-21 16:56:06 -07:00
Vladimir Kozlov
69f9ddee90
6791178: Specialize for zero as the compressed oop vm heap base
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Use zero based compressed oops if java heap is below 32gb and unscaled compressed oops if java heap is below 4gb.
Reviewed-by: never, twisti, jcoomes, coleenp
2009-03-12 10:37:46 -07:00
Christian Thalinger
89cea91c48
6797305: Add LoadUB and LoadUI opcode class
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Add a LoadUB (unsigned byte) and LoadUI (unsigned int) opcode class so we have these load optimizations in the first place and do not need to handle them in the matcher.
Reviewed-by: never, kvn
2009-03-09 03:17:11 -07:00
Christian Thalinger
05d1de7727
6810672: Comment typos
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I have collected some typos I have found while looking at the code.
Reviewed-by: kvn, never
2009-02-27 13:27:09 -08:00
Christian Thalinger
3b8452da93
6796746: rename LoadC (char) opcode class to LoadUS (unsigned short)
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Renaming LoadC to LoadUS would round up the planned introduction of LoadUB and LoadUI.
Reviewed-by: phh, kvn
2009-01-26 16:22:12 +01:00
Vladimir Kozlov
744c80add4
6787050: assert(n->in(0) == 0L,"no control") with UseCompressedOops on sparcv9
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Relax the assert for Sparc.
Reviewed-by: never
2008-12-18 11:26:22 -08:00
Vladimir Kozlov
29488f1216
6782820: Server VM fails with "unhandled implicit exception in compiled code"
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Restore the code which sets a control edge for a klass load node.
Reviewed-by: never
2008-12-16 12:23:39 -08:00
Vladimir Kozlov
f2f18a01e5
6775880: EA +DeoptimizeALot: assert(mon_info->owner()->is_locked(),"object must be locked now")
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Create new "eliminated" BoxLock node for monitor debug info when corresponding locks are eliminated.
Reviewed-by: never
2008-12-03 13:41:37 -08:00
Vladimir Kozlov
7aae40a95f
6462850: generate biased locking code in C2 ideal graph
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Inline biased locking code in C2 ideal graph during macro nodes expansion
Reviewed-by: never
2008-11-07 09:29:38 -08:00
Chuck Rasbold
0e63b7609a
6743900: frequency based block layout
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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
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Reviewed-by: rasbold, jrose
2008-10-30 17:08:48 -07:00
Vladimir Kozlov
b15796424e
6747051: Improve code and implicit null check generation for compressed oops
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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
Tom Rodriguez
4b1e242299
6384206: Phis which are later unneeded are impairing our ability to inline based on static types
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Reviewed-by: rasbold, jrose
2008-09-17 12:59:52 -07:00
Chuck Rasbold
2cd5cbcaca
Merge
2008-09-15 09:58:26 -07:00
Vladimir Kozlov
659ca734bb
6706829: Compressed Oops: add debug info for narrow oops
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Add support for narrow oops in debug info to avoid decoding.
Reviewed-by: rasbold, never
2008-09-10 18:23:32 -07:00
Coleen Phillimore
83e7d32161
6741004: UseLargePages + UseCompressedOops breaks implicit null checking guard page
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Turn off c2 implicit null checking on windows and large pages specified.
Reviewed-by: jrose, xlu
2008-09-02 15:18:26 -04:00
Vladimir Kozlov
897278fce0
6731641: assert(m->adr_type() == mach->adr_type(),"matcher should not change adr type")
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Fixed few addP node type and narrow oop type problems.
Reviewed-by: rasbold, never
2008-08-01 10:06:45 -07:00
Vladimir Kozlov
50c4a23cac
6726999: nsk/stress/jck12a/jck12a010 assert(n != null,"Bad immediate dominator info.")
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Escape Analysis fixes.
Reviewed-by: never, rasbold
2008-07-28 17:12:52 -07:00
Vladimir Kozlov
fae39068e8
6723160: Nightly failure: Error: meet not symmetric
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Add missing _instance_id settings and other EA fixes.
Reviewed-by: rasbold
2008-07-16 16:04:39 -07:00
Vladimir Kozlov
c5b951e990
Merge
2008-07-11 12:19:29 -07:00
Erik Trimble
2d6f42d18c
Merge
2008-07-11 01:14:44 -07:00
Vladimir Kozlov
696e17c0ba
6684714: Optimize EA Connection Graph build performance
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Switch on EA by default, optimize Connection Graph construction
Reviewed-by: rasbold, never
2008-07-03 18:02:47 -07:00
Xiomara Jayasena
c96a95c4b8
6719955: Update copyright year
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Update copyright year for files that have been modified in 2008
Reviewed-by: ohair, tbell
2008-07-02 12:55:16 -07:00
Vladimir Kozlov
4213e62fb7
6716441: error in meet with +DoEscapeAnalysis
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Set instance_id to InstanceBot for InstPtr->meet(AryPtr) when types are not related.
Reviewed-by: jrose, never
2008-06-26 13:34:00 -07:00
Tom Rodriguez
873da1efe8
6718676: putback for 6604014 is incomplete
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Reviewed-by: kvn, jrose
2008-06-24 16:00:14 -07:00
Vladimir Kozlov
a671e7c7b5
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
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Remove DecodeNNode::decode() and EncodePNode::encode() methods.
Reviewed-by: rasbold, never
2008-06-24 10:43:29 -07:00
Vladimir Kozlov
dbdeade3b7
6709093: Compressed Oops: reduce size of compiled methods
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Exclude UEP size from nmethod code size and use narrow klass oop to load prototype header.
Reviewed-by: jrose, never
2008-06-05 13:02:51 -07:00
Vladimir Kozlov
a1f50998ae
6705887: Compressed Oops: generate x64 addressing and implicit null checks with narrow oops
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Generate addresses and implicit null checks with narrow oops to avoid decoding.
Reviewed-by: jrose, never
2008-05-29 12:04:14 -07:00
Vladimir Kozlov
76035424de
6703890: Compressed Oops: add LoadNKlass node to generate narrow oops (32-bits) compare instructions
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Add LoadNKlass and CMoveN nodes, use CmpN and ConN nodes to generate narrow oops compare instructions.
Reviewed-by: never, rasbold
2008-05-21 13:46:23 -07:00
Vladimir Kozlov
757229db71
6695810: null oop passed to encode_heap_oop_not_null
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Fix several problems in C2 related to Escape Analysis and Compressed Oops.
Reviewed-by: never, jrose
2008-05-21 10:45:07 -07:00
Tom Rodriguez
6f63c6e88b
6663848: assert(i < Max(),"oob") in C2 with -Xcomp
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NeverBranchNodes aren't handled properly
Reviewed-by: kvn, sgoldman, rasbold, jrose
2008-04-24 11:13:03 -07:00
Coleen Phillimore
4a831d45f0
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
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Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv
Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
2008-04-13 17:43:42 -04:00
John R Rose
0d27a8639f
6667042: PrintAssembly option does not work without special plugin
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Remove old private plugin interface, simplify, rework old plugin to use unchanged Gnu sources
Reviewed-by: kvn, rasbold
2008-04-02 12:09:59 -07:00
Vladimir Kozlov
fc0117cb9a
6674588: (Escape Analysis) Improve Escape Analysis code
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Current EA code has several problems which have to be fixed.
Reviewed-by: jrose, sgoldman
2008-03-14 15:26:33 -07:00
Vladimir Kozlov
bf7f5e1887
6667610: (Escape Analysis) retry compilation without EA if it fails
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During split unique types EA could exceed nodes limit and fail the method compilation.
Reviewed-by: rasbold
2008-03-06 10:30:17 -08:00
J. Duke
8153779ad3
Initial load
2007-12-01 00:00:00 +00:00
