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37 Commits

Author SHA1 Message Date
Roland Westrelin
f5adc57f94 8032410: compiler/uncommontrap/TestStackBangRbp.java times out on Solaris-Sparc V9 
Make compiled code bang the stack by the worst case size of the interpreter frame at deoptimization points.

Reviewed-by: twisti, kvn
 2014-04-01 09:36:49 +02:00
Goetz Lindenmaier
9c10079653 8030863: PPC64: (part 220): ConstantTableBase for calls between args and jvms 
Add ConstantTableBase node edge after parameters and before jvms. Adapt jvms offsets.

Reviewed-by: kvn
 2013-12-20 13:51:14 +01:00
Niclas Adlertz
a0a141a9d9 Merge 2013-09-05 10:39:10 +02:00
Lois Foltan
fca9e37c80 8021954: VM SIGSEGV during classloading on MacOS; hs_err_pid file produced 
Declare all user-defined operator new()s within Hotspot code with the empty throw() exception specification

Reviewed-by: coleenp, twisti, dholmes, hseigel, dcubed, kvn, ccheung
 2013-08-29 18:56:29 -04:00
Vladimir Kozlov
ccfb92c6a9 8012972: Incremental Inlining should support scalar replaced object in debug info 
Store in _first_index not absolute index but an index relative to the last (youngest) jvms->_scloff value

Reviewed-by: roland, twisti
 2013-08-23 11:41:37 -07:00
Vladimir Kozlov
b4977e887a 6934604: enable parts of EliminateAutoBox by default 
Resurrected autobox elimination code and enabled part of it by default.

Reviewed-by: roland, twisti
 2013-05-08 15:08:01 -07:00
Goetz Lindenmaier
44cdae9a57 8005055: pass outputStream to more opto debug routines 
Pass the output stream to node->dump() and everything reachable from there

Reviewed-by: kvn
 2013-01-22 11:31:25 -08:00
Roland Westrelin
73d6d417be 8005071: Incremental inlining for JSR 292 
Post parse inlining driven by number of live nodes.

Reviewed-by: twisti, kvn, jrose
 2012-12-23 17:08:22 +01:00
Christian Thalinger
31411dbc32 7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop() 
Reviewed-by: kvn, jrose
 2012-11-26 17:25:11 -08:00
Christian Thalinger
12901d0e5b 7023639: JSR 292 method handle invocation needs a fast path for compiled code 
6984705: JSR 292 method handle creation should not go through JNI

Remove assembly code for JDK 7 chained method handles

Co-authored-by: John Rose <john.r.rose@oracle.com>
Co-authored-by: Michael Haupt <michael.haupt@oracle.com>
Reviewed-by: jrose, twisti, kvn, mhaupt
 2012-07-24 10:51:00 -07:00
Vladimir Kozlov
e5f92a2396 7147744: CTW: assert(false) failed: infinite EA connection graph build 
Rewrote Connection graph construction code in EA to reduce time spent there.

Reviewed-by: never
 2012-03-12 10:46:47 -07:00
Vladimir Kozlov
94927c382b 7125896: Eliminate nested locks 
Nested locks elimination done before lock nodes expansion by looking for outer locks of the same object.

Reviewed-by: never, twisti
 2012-01-07 13:26:43 -08:00
Roland Westrelin
97439fb4ff 7121140: Allocation paths require explicit memory synchronization operations for RMO systems 
Adds store store barrier after initialization of header and body of objects.

Reviewed-by: never, kvn
 2011-12-20 16:56:50 +01:00
Vladimir Kozlov
8d2ee23293 6890673: Eliminate allocations immediately after EA 
Try to eliminate allocations and related locks immediately after escape analysis.

Reviewed-by: never
 2011-11-16 09:13:57 -08:00
Tom Rodriguez
e3afdf10ad 7088955: add C2 IR support to the SA 
Reviewed-by: kvn
 2011-09-11 14:48:24 -07:00
Vladimir Kozlov
18329266ea 7069452: Cleanup NodeFlags 
Remove flags which duplicate information in Node::NodeClasses.

Reviewed-by: never
 2011-07-27 17:28:36 -07:00
Stefan Karlsson
8006fe8f75 6989984: Use standard include model for Hospot 
Replaced MakeDeps and the includeDB files with more standardized solutions.

Reviewed-by: coleenp, kvn, kamg
 2010-11-23 13:22:55 -08:00
Erik Trimble
ba7c173659 6941466: Oracle rebranding changes for Hotspot repositories 
Change all the Sun copyrights to Oracle copyright

Reviewed-by: ohair
 2010-05-27 19:08:38 -07:00
Christian Thalinger
375527d84e 6829187: compiler optimizations required for JSR 292 
C2 implementation for invokedynamic support.

Reviewed-by: kvn, never
 2010-01-05 13:05:58 +01:00
Tom Rodriguez
9db2092b1b 6892658: C2 should optimize some stringbuilder patterns 
Reviewed-by: kvn, twisti
 2009-11-12 09:24:21 -08:00
Vladimir Kozlov
ab7a29cdcc Merge 2009-08-06 09:37:26 -07:00
Changpeng Fang
ae00753bf7 6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot 
Developed a reexecute logic for the interpreter to reexecute the bytecode when deopt happens

Reviewed-by: kvn, never, jrose, twisti
 2009-07-31 17:12:33 -07:00
Xiomara Jayasena
a63ef10004 6862919: Update copyright year 
Update copyright for files that have been modified in 2009, up to 07/09

Reviewed-by: tbell, ohair
 2009-07-28 12:12:40 -07:00
Vladimir Kozlov
090346b4e8 6823453: DeoptimizeALot causes fastdebug server jvm to fail with assert(false,"unscheduable graph") 
Use a HaltNode on the fall through path of the AllocateArrayNode to indicate that it is unreachable if the array length is negative.

Reviewed-by: never, jrose
 2009-04-03 13:33:32 -07:00
Vladimir Kozlov
9b31d58b98 6809798: SafePointScalarObject node placed into incorrect block during GCM 
Replace the control edge of a pinned node before scheduling.

Reviewed-by: never
 2009-02-26 14:26:02 -08:00
Vladimir Kozlov
f2f18a01e5 6775880: EA +DeoptimizeALot: assert(mon_info->owner()->is_locked(),"object must be locked now") 
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 
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
eee15b163e 6711100: 64bit fastdebug server vm crashes with assert(_base == Int,"Not an Int") 
Insert CastII nodes to narrow type of load_array_length() node

Reviewed-by: never, kvn
 2008-09-17 08:29:17 -07:00
Xiomara Jayasena
c96a95c4b8 6719955: Update copyright year 
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
a1f50998ae 6705887: Compressed Oops: generate x64 addressing and implicit null checks with narrow oops 
Generate addresses and implicit null checks with narrow oops to avoid decoding.

Reviewed-by: jrose, never
 2008-05-29 12:04:14 -07:00
Coleen Phillimore
4a831d45f0 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes 
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
cdd27962da 6674600: (Escape Analysis) Optimize memory graph for instance's fields 
EA gives opportunite to do more aggressive memory optimizations.

Reviewed-by: never, jrose
 2008-03-20 15:11:44 -07:00
Vladimir Kozlov
fc0117cb9a 6674588: (Escape Analysis) Improve Escape Analysis code 
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
000ac830a0 6671807: (Escape Analysis) Add new ideal node to represent the state of a scalarized object at a safepoint 
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
Vladimir Kozlov
277c3322f6 6667612: (Escape Analysis) disable loop cloning if it has a scalar replaceable allocation 
Cloning an allocation will not allow scalar replacement since memory operations could not be associated with one allocation.

Reviewed-by: rasbold
 2008-03-06 10:53:33 -08:00
Vladimir Kozlov
c223fed084 6667580: Optimize CmpP for allocations 
CmpP could be optimized out if it compares new allocated objects.

Reviewed-by: jrose, never, rasbold
 2008-02-29 09:57:18 -08:00
J. Duke
8153779ad3 Initial load 2007-12-01 00:00:00 +00:00