116 Commits

Author SHA1 Message Date
Roland Westrelin
1b5bd82335 8024070: C2 needs some form of type speculation
Record unused type profile information with type system, propagate and use it.

Reviewed-by: kvn, twisti
2013-10-23 12:40:23 +02:00
Roland Westrelin
3f8ae3e9b9 8024069: replace_in_map() should operate on parent maps
Type information gets lost because replace_in_map() doesn't update parent maps

Reviewed-by: kvn, twisti
2013-10-19 12:16:43 +02:00
Aleksey Shipilev
84fd9150e2 8014447: Object.hashCode intrinsic breaks inline caches
Try to inline as normal method first, then fall back to intrinsic.

Reviewed-by: kvn, twisti
2013-09-27 11:52:24 +04:00
Rickard Bäckman
441f1d74cf 8024924: Intrinsify java.lang.Math.addExact
Reviewed-by: kvn, twisti
2013-09-27 08:39:19 +02:00
Vladimir Kozlov
0ccb2841ea 8022585: VM crashes when ran with -XX:+PrintInlining
Use adr_at() to access inline info structures in growableArray. Add ability to specify print inlining per method.

Reviewed-by: twisti
2013-09-24 16:08:00 -07:00
Niclas Adlertz
afef481831 Merge 2013-09-19 18:01:39 +02:00
Thomas Schatzl
b4e927d2a9 Merge 2013-09-16 09:41:03 +02:00
David Chase
222c735458 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
Enhance method resolution and resulting data structures, plus some refactoring.

Reviewed-by: twisti, acorn, jrose
2013-09-13 22:38:02 -04:00
Vladimir Ivanov
f0e77ac67f 8001107: @Stable annotation for constant folding of lazily evaluated variables
Co-authored-by: John Rose <john.r.rose@oracle.com>
Reviewed-by: rbackman, twisti, kvn
2013-09-10 14:51:48 -07:00
Martin Doerr
c678f0173a 8023597: Optimize G1 barriers code for unsafe load_store
Avoid loading old values in G1 pre-barriers for inlined unsafe load_store nodes.

Reviewed-by: kvn, tonyp
2013-08-28 11:22:43 +02:00
Erik Helin
30f059b5fc 8015107: NPG: Use consistent naming for metaspace concepts
Reviewed-by: coleenp, mgerdin, hseigel
2013-08-12 17:37:02 +02:00
Rickard Bäckman
a231c31f38 8022675: Redundant class init check
Reviewed-by: kvn, twisti
2013-08-08 03:16:56 +02:00
David Chase
9a359984c2 7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
Add intrinsics using new instruction to interpreter, C1, C2, for suitable x86; add test

Reviewed-by: kvn, twisti
2013-07-02 20:42:12 -04:00
Staffan Larsen
718f3252f6 8005849: JEP 167: Event-Based JVM Tracing
Co-authored-by: Karen Kinnear <karen.kinnear@oracle.com>
Co-authored-by: Bengt Rutisson <bengt.rutisson@oracle.com>
Co-authored-by: Calvin Cheung <calvin.cheung@oracle.com>
Co-authored-by: Erik Gahlin <erik.gahlin@oracle.com>
Co-authored-by: Erik Helin <erik.helin@oracle.com>
Co-authored-by: Jesper Wilhelmsson <jesper.wilhelmsson@oracle.com>
Co-authored-by: Keith McGuigan <keith.mcguigan@oracle.com>
Co-authored-by: Mattias Tobiasson <mattias.tobiasson@oracle.com>
Co-authored-by: Markus Gronlund <markus.gronlund@oracle.com>
Co-authored-by: Mikael Auno <mikael.auno@oracle.com>
Co-authored-by: Nils Eliasson <nils.eliasson@oracle.com>
Co-authored-by: Nils Loodin <nils.loodin@oracle.com>
Co-authored-by: Rickard Backman <rickard.backman@oracle.com>
Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Yekaterina Kantserova <yekaterina.kantserova@oracle.com>
Reviewed-by: acorn, coleenp, sla
2013-06-10 11:30:51 +02:00
Vladimir Kozlov
d7176bf7f8 8014189: JVM crash with SEGV in ConnectionGraph::record_for_escape_analysis()
Add NULL checks and asserts for Type::make_ptr() returned value.

Reviewed-by: twisti
2013-05-09 17:28:04 -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
Christian Thalinger
6964a690ed 7198429: need checked categorization of caller-sensitive methods in the JDK
Reviewed-by: kvn, jrose
2013-03-25 17:13:26 -07:00
Roland Westrelin
260e822459 8007959: Use expensive node logic for more math nodes
Use expensive node logic for other more math nodes.

Reviewed-by: kvn
2013-02-18 09:06:24 +01:00
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
Vladimir Kozlov
9e0c61f822 6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
Use SSE4.2 and AVX2 instructions for encodeArray intrinsic.

Reviewed-by: roland
2013-01-22 15:34:16 -08:00
Christian Thalinger
827930b510 8006127: remove printing code added with 8006031
Reviewed-by: kvn
2013-01-11 20:01:16 -08:00
Christian Thalinger
6c57a4b9f8 8006031: LibraryCallKit::inline_array_copyOf disabled unintentionally with 7172640
Reviewed-by: kvn
2013-01-11 14:07:09 -08:00
Aleksey Shipilev
4c293ebcd6 8004318: JEP-171: Support Unsafe fences intrinsics
Add three memory-ordering intrinsics to the sun.misc.Unsafe class.

Reviewed-by: twisti, kvn
2012-12-18 17:37:44 -08:00
Vladimir Ivanov
8eb3b25c4f Merge 2012-12-18 08:19:53 -08:00
Vladimir Ivanov
6d08af845e 8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
Make the load of TLS._osthread._interrupted flag in Thread.isInterrupted(Z)Z intrinsic effectively volatile.

Reviewed-by: kvn, jrose
2012-12-18 06:52:00 -08:00
Roland Westrelin
b1c3e5ccc6 8005031: Some cleanup in c2 to prepare for incremental inlining support
Collection of small changes to prepare for incremental inlining.

Reviewed-by: twisti, kvn
2012-12-18 14:55:25 +01:00
Christian Thalinger
c5240e7c53 8004319: test/gc/7168848/HumongousAlloc.java fails after 7172640
Reviewed-by: kvn, johnc
2012-12-03 15:48:49 -08:00
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
Tom Deneau
6d94ef1ee7 7184394: add intrinsics to use AES instructions
Use new x86 AES instructions for AESCrypt.

Reviewed-by: twisti, kvn, roland
2012-10-24 14:33:22 -07:00
Vladimir Kozlov
2d3b78abcc 8000623: tools/javac/Diagnostics/6769027/T6769027.java crashes in PSPromotionManager::copy_to_survivor_space
Fix type of method pointer load from vtable.

Reviewed-by: twisti, johnc, roland
2012-10-17 12:09:32 -07:00
Vladimir Kozlov
5f132a5ec3 Merge 2012-10-12 09:22:52 -07:00
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
Christian Thalinger
7162ad011c 8000263: JSR 292: signature types may appear to be unloaded
Reviewed-by: kvn, jrose
2012-10-08 17:04:00 -07:00
Coleen Phillimore
28047d6a0f 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass
Capitalize these metadata types (and objArrayKlass)

Reviewed-by: stefank, twisti, kvn
2012-09-29 06:40:00 -04:00
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
Roland Westrelin
302540691b 7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
Use shorter instruction sequences for atomic add and atomic exchange when possible.

Reviewed-by: kvn, jrose
2012-09-20 16:49:17 +02:00
Jon Masamitsu
5c58d27aac 6964458: Reimplement class meta-data storage to use native memory
Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes

Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Co-authored-by: Tom Rodriguez <tom.rodriguez@oracle.com>
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
2012-09-01 13:25:18 -04:00
Vladimir Kozlov
04c6a7ce10 7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
In C2 add software membar after load from Reference.referent field to prevent commoning of loads across safepoint since GC can change its value. In C1 always generate Reference.get() intrinsic.

Reviewed-by: roland, twisti, dholmes, johnc
2012-08-20 09:58:58 -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
Roland Westrelin
3511594d3c 7177917: Failed test java/lang/Math/PowTests.java
When c2 intrinsifies pow/exp, it should never inline the java implementations.

Reviewed-by: kvn
2012-07-02 09:58:06 +02:00
Roland Westrelin
118f552a6e 7174363: Arrays.copyOfRange leads to VM crash with -Xcomp -server if executed by testing framework
Arrays.copyOfRange(original, from, to) with from > original.length tries to do a copy with a negative length.

Reviewed-by: kvn, twisti
2012-06-18 09:52:31 +02:00
Krystal Mok
529b370174 7174218: remove AtomicLongCSImpl intrinsics
Reviewed-by: kvn, twisti
2012-06-12 14:31:44 -07:00
Roland Westrelin
b305cf722e 7133857: exp() and pow() should use the x87 ISA on x86
Use x87 instructions to implement exp() and pow() in interpreter/c1/c2.

Reviewed-by: kvn, never, twisti
2012-05-15 10:10:23 +02:00
Vladimir Kozlov
eb4a860bc3 6924259: Remove String.count/String.offset
Allow a version of String class that doesn't have count and offset fields.

Reviewed-by: never, coleenp
2012-05-14 09:36:00 -07:00
Rickard Bäckman
cf406f37e3 7160570: Intrinsification support for tracing framework
Reviewed-by: sla, never
2012-03-06 12:36:59 +01:00
Nils Eliasson
7b7d3507db 7152957: VM crashes with assert(false) failed: bad AD file
Reviewed-by: kvn, never
2012-03-12 15:28:07 -07:00
Nils Eliasson
36efb40d10 6658428: C2 doesn't inline java method if corresponding intrinsic failed to inline
Allow fallback to non-intrinsic inline case

Reviewed-by: kvn, jrose, never
2012-03-05 18:10:31 -08:00
Bill Pittore
39f063f94d Merge 2012-02-10 10:55:15 -05:00
Vladimir Kozlov
e6015c7c26 7143491: G1 C2 CTW: assert(p2x->outcnt() == 2) failed: expects 2 users: Xor and URShift nodes
Adjust the assert and code in eliminate_card_mark() method for case when stored value is NULL.

Reviewed-by: iveresov, never
2012-02-07 16:33:43 -08:00
Jiangli Zhou
cd85c690df 7132690: InstanceKlass:_reference_type should be u1 type
Change InstanceKlass::_reference_type to u1 type.

Reviewed-by: dholmes, coleenp, acorn
2012-01-25 17:40:51 -05:00