43 Commits

Author SHA1 Message Date
Vivek R Deshpande
c07f802b14 8139575: Update for x86 log in the math lib
Add new java.lang.Math() intrinsics from x86

Reviewed-by: kvn, iveresov
2015-10-22 21:39:25 -07:00
Vivek R Deshpande
5a633b1cbd 8132207: update for x86 exp in the math lib
Add new java.lang.Math() intrinsics from x86

Reviewed-by: kvn, iveresov
2015-10-05 20:02:40 -07:00
Michael Haupt
fd2f61a53f 8004073: Implement C2 Ideal node specific dump() method
Add Node::dump_rel() to dump a node and its related nodes (the notion of "related" depends on the node at hand); add Node::dump_comp() to dump a node in compact representation; add Node::dump_rel_comp() to dump a node and its related nodes in compact representation; add the required machinery; extend some C2 IR nodes with compact and related dumping

Reviewed-by: kvn, roland
2015-03-18 16:16:30 +01:00
Roland Westrelin
4bc2edad15 8054478: C2: Incorrectly compiled char[] array access crashes JVM
Dead backbranch in main loop results in erroneous array access

Reviewed-by: kvn, iveresov
2014-11-13 09:19:46 +01:00
Tobias Hartmann
a67aa1e3df 8043284: Optimize signed integer comparison
Folding of BoolNode if input add/sub of CmpI overflows and we can prove that compared value is not in the two resulting ranges. Added test for CmpI and CmpU optimizations.

Reviewed-by: kvn, rbackman, roland
2014-08-11 13:01:37 +02:00
Tobias Hartmann
70a55eac34 8054033: Remove unused references to Compile*
Removed unused references to Compile* missed by JDK-8034812.

Reviewed-by: kvn, roland
2014-08-05 09:58:52 +02:00
Tobias Hartmann
2a0815a55e 8034812: remove IDX_INIT macro hack in Node class
The IDX_INIT macro used by Node::Node(...) to retrieve the Compile object is removed and replaced by a call to Compile::current(). The Node constructor, new operator and all calls to it are adapted accordingly.

Reviewed-by: kvn, jrose, iveresov, goetz
2014-06-02 08:07:29 +02:00
Christian Thalinger
12a085f587 Merge 2014-05-16 14:38:42 -07:00
Vladimir Kozlov
6bfc0288f3 8042786: Proper fix for 8032566
Check for overflow cases in range checks and collapse it if we can.

Reviewed-by: jrose, iveresov
2014-05-16 12:05:14 -07:00
Coleen Phillimore
388434f387 Merge 2014-05-12 09:47:57 -04:00
David Chase
305ec3bd3f 8037816: Fix for 8036122 breaks build with Xcode5/clang
Repaired or selectively disabled offending formats; future-proofed with additional checking

Reviewed-by: kvn, jrose, stefank
2014-05-09 16:50:54 -04:00
Zhengyu Gu
adcde492fa 8041415: remove port.{cpp,hpp} files
Hotspot should use standard headers and types

Reviewed-by: coleenp, kvn
2014-05-07 06:03:31 -07:00
Morris Meyer
6db303a301 8001532: C2 node files refactoring
Split C2 node files into cast, convert, countbits, intrinsic, move, narrowptr and opaquenode classes

Reviewed-by: kvn, morris
2014-04-01 09:05:20 -07:00
Rickard Bäckman
0b85ee832e 8027754: Enable loop optimizations for loops with MathExact inside
Reviewed-by: kvn, iveresov
2014-01-23 12:08:28 +01:00
Mikael Vidstedt
a0da47fd66 8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013
Copyright year updated for files modified during 2013

Reviewed-by: twisti, iveresov
2013-12-24 11:48:39 -08:00
Rickard Bäckman
441f1d74cf 8024924: Intrinsify java.lang.Math.addExact
Reviewed-by: kvn, twisti
2013-09-27 08:39:19 +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
Mikael Vidstedt
eeb83733a6 8003310: Enable -Wunused-function when compiling with gcc
Add the -Wunused-function flag and remove a number of unused functions.

Reviewed-by: dholmes, coleenp, kvn
2013-04-04 10:01:26 -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
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
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
Vlaidmir Ivanov
e2fc7f742c 7181658: CTW: assert(t->meet(t0) == t) failed: Not monotonic
Use uncast node equivalence checks in CmpUNode::sub.

Reviewed-by: kvn, twisti
2012-07-11 14:50:30 -07:00
Krystal Mok
a9ea68bd3f 7170463: C2 should recognize "obj.getClass() == A.class" code pattern
Optimize this code pattern obj.getClass() == A.class.

Reviewed-by: jrose, kvn
2012-05-25 07:53:11 -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
791afc42da 7128352: assert(obj_node == obj) failed
Compare uncasted object nodes.

Reviewed-by: never
2012-01-10 18:05:38 -08:00
Vladimir Kozlov
a8556d6c01 6956668: misbehavior of XOR operator (^) with int
Optimize cmp_ne(xor(X,1),0) to cmp_eq(X,0) only for boolean values X.

Reviewed-by: never
2011-05-31 10:05:36 -07:00
Tom Rodriguez
0ecc18851a 6796786: invalid FP identity transform - (a - b) -> b - a
Reviewed-by: iveresov, twisti
2011-05-03 12:11:54 -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
Tom Rodriguez
72d0f638c7 6849984: Value methods for platform dependent math functions constant fold incorrectly
Reviewed-by: kvn, twisti
2010-01-15 11:53:33 -08:00
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
6202395cb2 6832293: JIT compiler got wrong result in type checking with -server
Check for an object array of interface in CmpPNode::sub().

Reviewed-by: never
2009-05-11 17:59:54 -07:00
Tom Rodriguez
a5396e1107 6820510: assertion failure with unloaded class in subnode.cpp
Reviewed-by: kvn
2009-03-24 15:09:52 -07:00
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
Chuck Rasbold
ae4e755124 6730716: nulls from two unrelated classes compare not equal
Check for not-nullness after proving that types are unrelated

Reviewed-by: kvn, never
2008-08-19 07:25:02 -07:00
Vladimir Kozlov
897278fce0 6731641: assert(m->adr_type() == mach->adr_type(),"matcher should not change adr type")
Fixed few addP node type and narrow oop type problems.

Reviewed-by: rasbold, never
2008-08-01 10:06:45 -07:00
Erik Trimble
2d6f42d18c Merge 2008-07-11 01:14:44 -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
a671e7c7b5 6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
Remove DecodeNNode::decode() and EncodePNode::encode() methods.

Reviewed-by: rasbold, never
2008-06-24 10:43:29 -07:00
Tom Rodriguez
b381148ebe 6697236: missing Identity for "(X+Y) - X" into Y
Reviewed-by: kvn
2008-06-12 09:47:55 -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
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