Tom Rodriguez
32fd1b087d
7071307: MethodHandle bimorphic inlining should consider the frequency
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Reviewed-by: twisti, roland, kvn, iveresov
2011-09-02 20:58:21 -07:00
Vladimir Kozlov
90651b2666
7079329: Adjust allocation prefetching for T4
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On T4 2 BIS instructions should be issued to prefetch 64 bytes
Reviewed-by: iveresov, phh, twisti
2011-08-16 16:59:46 -07:00
Roland Westrelin
b543a07b9a
7074017: Introduce MemBarAcquireLock/MemBarReleaseLock nodes for monitor enter/exit code paths
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Replace MemBarAcquire/MemBarRelease nodes on the monitor enter/exit code paths with new MemBarAcquireLock/MemBarReleaseLock nodes
Reviewed-by: kvn, twisti
2011-08-02 18:36:40 +02:00
John Coomes
07d5e13794
7061187: need some includes for arm/ppc
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Reviewed-by: dholmes, never, jwilhelm, kvn
2011-07-06 12:03:01 -07:00
Vladimir Kozlov
1ac79543d0
5091921: Sign flip issues in loop optimizer
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Fix integer overflow problem in the code generated by loop optimizer.
Reviewed-by: never
2011-05-04 13:12:42 -07:00
Erik Trimble
c9e484d473
7010070: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - second pass
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Update the copyright to be 2010 on all changed files in OpenJDK
Reviewed-by: ohair
2011-04-05 14:12:31 -07:00
Roland Westrelin
4171ca786e
7029017: Additional architecture support for c2 compiler
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Enables cross building of a c2 VM. Support masking of shift counts when the processor architecture mandates it.
Reviewed-by: kvn, never
2011-03-25 09:35:39 +01:00
Ivan P Krylov
9802f91e66
6348631: remove the use of the HPI library from Hotspot
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Move functions from hpi library to hotspot, communicate with licensees and open source community, check jdk for dependency, file CCC request
Reviewed-by: coleenp, acorn, dsamersoff
2010-12-01 18:26:32 -05:00
Stefan Karlsson
8006fe8f75
6989984: Use standard include model for Hospot
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Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
2010-11-23 13:22:55 -08:00
Tom Rodriguez
a54b1ff70e
6978249: spill between cpu and fpu registers when those moves are fast
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Reviewed-by: kvn
2010-08-19 14:51:47 -07:00
John R Rose
d6a9b93b5a
Merge
2010-06-02 22:45:42 -07:00
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
8cc63249e9
6916644: C2 compiler crash on x86
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Reviewed-by: kvn, twisti
2010-01-29 22:51:41 -08:00
Christian Thalinger
375527d84e
6829187: compiler optimizations required for JSR 292
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C2 implementation for invokedynamic support.
Reviewed-by: kvn, never
2010-01-05 13:05:58 +01:00
Vladimir Kozlov
9c1321eed3
6896370: CTW fails share/vm/opto/matcher.cpp:1475 "duplicating node that's already been matched"
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Move DecodeN code outside the memory nodes only code.
Reviewed-by: never
2009-11-04 14:16:20 -08:00
Vladimir Kozlov
243514d483
6827605: new String intrinsics may prevent EA scalar replacement
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6875866: Intrinsic for String.indexOf() is broken on x86 with SSE4.2
Modify String intrinsic methods to pass char[] pointers instead of string oops.
Reviewed-by: never
2009-09-14 12:14:20 -07:00
Vladimir Kozlov
c3efa899b6
6851742: (EA) allocation elimination doesn't work with UseG1GC
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Fix eliminate_card_mark() to eliminate G1 pre/post barriers.
Reviewed-by: never
2009-07-16 14:10:42 -07:00
Vladimir Kozlov
8f6070ce0e
6841800: Incorrect boundary values behavior for option -XX:MaxLabelRootDepth=0-6 leads to jvm crash
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MaxLabelRootDepth value less then 10 is invalid.
Reviewed-by: never
2009-06-24 12:00:51 -07:00
Vladimir Kozlov
273a47426e
6709742: find_base_for_derived's use of Ideal NULL is unsafe causing crashes during register allocation
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Create a mach node corresponding to ideal node ConP #NULL specifically for derived pointers.
Reviewed-by: never
2009-04-22 17:03:18 -07:00
Changpeng Fang
c0d62ad9e6
6761600: Use sse 4.2 in intrinsics
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Use SSE 4.2 in intrinsics for String.{compareTo/equals/indexOf} and Arrays.equals.
Reviewed-by: kvn, never, jrose
2009-03-31 14:07:08 -07:00
Vladimir Kozlov
41463d1d3a
Merge
2009-03-19 09:13:24 -07:00
Erik Trimble
8d6035660e
Merge
2009-03-12 18:16:36 -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
Xiomara Jayasena
2be2e027b0
6814575: Update copyright year
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Update copyright for files that have been modified in 2009, up to 03/09
Reviewed-by: katleman, tbell, ohair
2009-03-09 13:28:46 -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
Vladimir Kozlov
b07ac51bf3
6791572: assert("duplicating node that's already been matched")
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Mark inputs for an address expression as shared if there are other uses besides address expressions.
Reviewed-by: never
2009-02-23 16:03:19 -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
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
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
Tom Rodriguez
aba715ae04
6732698: crash with dead code from compressed oops in gcm
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Reviewed-by: rasbold
2008-08-28 23:03:55 -07:00
Erik Trimble
2d6f42d18c
Merge
2008-07-11 01:14:44 -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
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
0a077d276e
6715633: when matching a memory node the adr_type should not change
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Verify the adr_type of a mach node was not changed
Reviewed-by: rasbold, never
2008-06-20 11:10:05 -07:00
Chuck Rasbold
2e672ac9bf
6695049: (coll) Create an x86 intrinsic for Arrays.equals
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Intrinsify java/util/Arrays.equals(char[], char[])
Reviewed-by: kvn, never
2008-05-29 16:22:09 -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
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
Vladimir Kozlov
000ac830a0
6671807: (Escape Analysis) Add new ideal node to represent the state of a scalarized object at a safepoint
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Values of non-static fields of a scalarized object should be saved in debug info to reallocate the object during deoptimization.
Reviewed-by: never
2008-03-13 16:06:34 -07:00
J. Duke
8153779ad3
Initial load
2007-12-01 00:00:00 +00:00
