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34 Commits

Author SHA1 Message Date
Roland Westrelin
c401bf065d 7197327: 40% regression on 8 b41 comp 8 b40 on specjvm2008.mpegaudio on oob 
Add support for expensive nodes.

Reviewed-by: kvn
 2013-02-12 12:56:11 +01:00
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
Bharadwaj Yadavalli
2d2532e740 7092905: C2: Keep track of the number of dead nodes 
Keep an (almost) accurate running count of the reachable (live) flow graph nodes.

Reviewed-by: kvn, twisti, jrose, vlivanov
 2012-11-27 17:24:15 -08:00
Roland Westrelin
61eb5a0549 7054512: Compress class pointers after perm gen removal 
Support of compress class pointers in the compilers.

Reviewed-by: kvn, twisti
 2012-10-09 10:11:38 +02:00
Bharadwaj Yadavalli
d5d2e78faa 7193318: C2: remove number of inputs requirement from Node's new operator 
Deleted placement new operator of Node - node(size_t, Compile *, int).

Reviewed-by: kvn, twisti
 2012-09-27 09:38:42 -07:00
Vladimir Kozlov
5e05a0d592 7187454: stack overflow in C2 compiler thread on Solaris x86 
Added new FormatBufferResource class to use thread's resource area for error message buffer.

Reviewed-by: twisti
 2012-07-30 09:49:25 -07:00
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
d1191bb4f4 7119644: Increase superword's vector size up to 256 bits 
Increase vector size up to 256-bits for YMM AVX registers on x86.

Reviewed-by: never, twisti, roland
 2012-06-15 01:25:19 -07:00
Vladimir Kozlov
791afc42da 7128352: assert(obj_node == obj) failed 
Compare uncasted object nodes.

Reviewed-by: never
 2012-01-10 18:05:38 -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
Roland Westrelin
9d8e44db59 7077312: Provide a CALL effect for instruct declaration in the ad file 
Abstracted way to declare that the MachNode has the effect of a call (kills caller save registers, preserves callee save registers)

Reviewed-by: twisti, never
 2011-09-14 09:22:51 +02:00
Tom Rodriguez
e3afdf10ad 7088955: add C2 IR support to the SA 
Reviewed-by: kvn
 2011-09-11 14:48:24 -07:00
Vladimir Kozlov
080f790edc 7079317: Incorrect branch's destination block in PrintoOptoAssembly output 
Save/restore label and block in scratch_emit_size()

Reviewed-by: never
 2011-08-16 11:53:57 -07:00
Vladimir Kozlov
ac99f413d7 7063629: use cbcond in C2 generated code on T4 
Use new short branch instruction in C2 generated code.

Reviewed-by: never
 2011-08-11 12:08:11 -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
Vladimir Kozlov
b3505a88a4 7044738: Loop unroll optimization causes incorrect result 
Take into account memory dependencies when clonning nodes in clone_up_backedge_goo().

Reviewed-by: never
 2011-06-28 15:24:29 -07:00
Christian Thalinger
ffaadcecea 6961690: load oops from constant table on SPARC 
Oops should be loaded from the constant table of an nmethod instead of materializing them with a long code sequence.

Reviewed-by: never, kvn
 2010-12-03 01:34:31 -08:00
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
Vladimir Kozlov
9f5ca0249d 6895383: JCK test throws NPE for method compiled with Escape Analysis 
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 
Reviewed-by: kvn, twisti
 2009-11-12 09:24:21 -08:00
Christian Thalinger
05d1de7727 6810672: Comment typos 
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
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
Vladimir Kozlov
fae39068e8 6723160: Nightly failure: Error: meet not symmetric 
Add missing _instance_id settings and other EA fixes.

Reviewed-by: rasbold
 2008-07-16 16:04:39 -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
Vladimir Kozlov
4e3444d0ce 6625997: CastPP, CheckCastPP and Proj nodes are not dead loop safe 
EA and initialization optimizations could bypass these nodes.

Reviewed-by: rasbold, never
 2008-04-23 19:09:16 -07:00
Vladimir Kozlov
df8fc19aac 6686791: Side effect in NumberFormat tests with -server -Xcomp 
Optimization in CmpPNode::sub() removed the valid compare instruction because of false positive answer from detect_dominating_control().

Reviewed-by: jrose, sgoldman
 2008-04-16 19:19:48 -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
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
37b9a97e08 6670459: Fix Node::dump() performance 
Dump full ideal graph takes forever.

Reviewed-by: never, rasbold
 2008-03-06 20:58:16 -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