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238 Commits

Author SHA1 Message Date
Fei Yang
835c7e8d6d 8283907: Fix Huawei copyright in various files 
Reviewed-by: mli
 2022-03-31 00:46:44 +00:00
Claes Redestad
7bac0a878d 8283681: Improve ZonedDateTime offset handling 
Reviewed-by: scolebourne, naoto, rriggs
 2022-03-25 22:37:55 +00:00
Quan Anh Mai
d8c55725e0 8282204: Use lea instructions for arithmetic operations on x86_64 
Reviewed-by: jiefu, sviswanathan, thartmann
 2022-03-23 09:45:23 +00:00
Claes Redestad
beedae1141 8281146: Replace StringCoding.hasNegatives with countPositives 
Co-authored-by: Lutz Schmidt <lucy@openjdk.org>
Co-authored-by: Martin Doerr <mdoerr@openjdk.org>
Reviewed-by: kvn, lucy, rriggs
 2022-03-17 09:20:24 +00:00
Swati Sharma
08cadb4754 8271195: Use largest available large page size smaller than LargePageSizeInBytes when available 
Co-authored-by: Jatin Bhateja <jbhateja@openjdk.org>
Reviewed-by: ayang, tschatzl
 2022-03-16 09:48:09 +00:00
Hao Sun
49245131e9 8265263: AArch64: Combine vneg with right shift count 
Reviewed-by: adinn, dlong
 2022-03-09 00:52:01 +00:00
Claes Redestad
d4d12ad1d9 8282047: Enhance StringDecode/Encode microbenchmarks 
Reviewed-by: bchristi
 2022-03-01 10:20:22 +00:00
Volker Simonis
378fa507a2 8281962: Avoid unnecessary native calls in InflaterInputStream 
Reviewed-by: clanger, redestad, alanb, lancea
 2022-02-23 08:36:13 +00:00
Jesper Wilhelmsson
b6e48e6782 Merge 2022-02-17 01:12:57 +00:00
Tobias Hartmann
2be2a298f1 8281713: [BACKOUT] AArch64: Implement string_compare intrinsic in SVE 
Reviewed-by: kvn, dlong
 2022-02-15 07:07:00 +00:00
Dr Heinz M. Kabutz
83ffbd2e7a 8277175: Add a parallel multiply method to BigInteger 
Reviewed-by: psandoz
 2022-02-11 18:49:04 +00:00
Daniel Jeliński
e73ee0ca10 8281259: MutableBigInteger subtraction could be simplified 
Reviewed-by: bpb
 2022-02-11 16:24:43 +00:00
Roland Westrelin
0dba170791 8278518: String(byte[], int, int, Charset) constructor and String.translateEscapes() miss bounds check elimination 
Co-authored-by: Sergey Tsypanov <stsypanov@openjdk.org>
Reviewed-by: kvn, jrose
 2022-01-27 08:44:58 +00:00
Zhiqiang Zang
0bf95a1a73 8279607: Existing optimization "~x+1" -> "-x" can be generalized to "~x+c" -> "(c-1)-x". 
Reviewed-by: thartmann, kvn
 2022-01-20 07:38:04 +00:00
Claes Redestad
e314a4cfda 8280124: Reduce branches decoding latin-1 chars from UTF-8 encoded bytes 
Reviewed-by: rriggs, alanb, naoto
 2022-01-18 19:28:12 +00:00
Jesper Wilhelmsson
39f140a201 Merge 2022-01-18 01:56:50 +00:00
Claes Redestad
71ca85f5a6 8278831: Use table lookup for the last two bytes in Integer.getChars 
Reviewed-by: jlaskey, rriggs
 2022-01-17 11:01:55 +00:00
Maurizio Cimadamore
c6b027559c 8279930: Synthetic cast causes generation of store barriers when using heap segments 
Reviewed-by: psandoz
 2022-01-14 11:15:16 +00:00
Naoto Sato
064ee6ae13 8278434: timeouts in test java/time/test/java/time/format/TestZoneTextPrinterParser.java 
Backport-of: 8dc4437d00
 2022-01-13 22:05:52 +00:00
Claes Redestad
ff85659311 8279833: Loop optimization issue in String.encodeUTF8_UTF16 
Reviewed-by: rriggs
Backport-of: c3d0a94040
 2022-01-13 15:25:16 +00:00
Patric Hedlin
ddddec7d74 8274243: Implement fast-path for ASCII-compatible CharsetEncoders on aarch64 
Reviewed-by: neliasso, redestad
 2022-01-12 15:30:54 +00:00
Vamsi Parasa
c4518e257c 8278868: Add x86 vectorization support for Long.bitCount() 
Reviewed-by: jbhateja, sviswanathan, kvn
 2022-01-11 18:47:42 +00:00
Claes Redestad
c3d0a94040 8279833: Loop optimization issue in String.encodeUTF8_UTF16 
Reviewed-by: shade, alanb
 2022-01-11 14:49:03 +00:00
Jesper Wilhelmsson
d9b1bb5860 Merge 2022-01-10 17:06:23 +00:00
Maurizio Cimadamore
d65c665839 8279527: Dereferencing segments backed by different scopes leads to pollution 
Reviewed-by: psandoz, jvernee
 2022-01-07 13:41:29 +00:00
Jie Fu
6a42fbaf9b 8279258: Auto-vectorization enhancement for two-dimensional array operations 
Reviewed-by: neliasso, kvn
 2022-01-07 00:04:51 +00:00
Jatin Bhateja
8703f14808 8273322: Enhance macro logic optimization for masked logic operations. 
Reviewed-by: kvn, sviswanathan
 2022-01-06 18:41:06 +00:00
Jesper Wilhelmsson
844dfb3ab6 Merge 2022-01-06 01:26:50 +00:00
Maurizio Cimadamore
9d43d25da8 8278897: Alignment of heap segments is not enforced correctly 
Reviewed-by: jvernee
 2022-01-05 10:47:34 +00:00
Zhiqiang Zang
f326305396 8278114: New addnode ideal optimization: converting "x + x" into "x << 1" 
Reviewed-by: kvn, redestad
 2022-01-05 00:38:59 +00:00
Naoto Sato
8dc4437d00 8278434: timeouts in test java/time/test/java/time/format/TestZoneTextPrinterParser.java 
Reviewed-by: joehw
 2022-01-04 02:48:23 +00:00
Sergey Bylokhov
7fea10327e 8279134: Fix Amazon copyright in various files 
Reviewed-by: xliu, phh
 2021-12-26 22:10:54 +00:00
Vladimir Kozlov
a1dfe57249 8276455: C2: iterative EA 
Reviewed-by: iveresov, neliasso, roland
 2021-12-14 19:24:13 +00:00
Jatin Bhateja
0113322ac1 8277997: Intrinsic creation for VectorMask.fromLong API 
Reviewed-by: psandoz, kvn, sviswanathan
 2021-12-10 01:49:20 +00:00
Zhiqiang Zang
352435581e 8277882: New subnode ideal optimization: converting "c0 - (x + c1)" into "(c0 - c1) - x" 
Reviewed-by: dlong, iveresov
 2021-12-09 00:18:59 +00:00
vamsi-parasa
38f525e96e 8275821: Optimize random number generators developed in JDK-8248862 using Math.unsignedMultiplyHigh() 
Reviewed-by: psandoz, jlaskey
 2021-12-03 18:17:54 +00:00
Scott Gibbons
e0f1fc783c 8277358: Accelerate CRC32-C 
Co-authored-by: Greg Tucker <greg.b.tucker@intel.com>
Co-authored-by: Scott Gibbons <sgibbons@openjdk.org>
Reviewed-by: kvn, sviswanathan, ecaspole
 2021-12-02 20:06:05 +00:00
Maurizio Cimadamore
ea905bd3da 8277924: Small tweaks to foreign function and memory API 
Reviewed-by: jvernee, psandoz
 2021-12-02 11:22:31 +00:00
Xin Liu
21d9ca6cd9 8274983: C1 optimizes the invocation of private interface methods 
Reviewed-by: dlong, iveresov
 2021-11-30 18:55:24 +00:00
Stuart Monteith
3383c0dcc0 8277659: [TESTBUG] Microbenchmark ThreadOnSpinWaitProducerConsumer.java hangs 
Reviewed-by: njian, ngasson
 2021-11-26 09:02:58 +00:00
Maurizio Cimadamore
96e36071b6 8275063: Implementation of Foreign Function & Memory API (Second incubator) 
Reviewed-by: erikj, psandoz, jvernee, darcy
 2021-11-24 11:51:16 +00:00
Vicente Romero
7b67a49f83 8261847: performance of java.lang.Record::toString should be improved 
Reviewed-by: jlaskey, redestad
 2021-11-23 15:23:23 +00:00
Volker Simonis
79350b9b4f 8276216: Negated character classes performance regression in Pattern 
Reviewed-by: clanger
 2021-11-23 09:15:20 +00:00
TatWai Chong
ca31ed5335 8275448: [REDO] AArch64: Implement string_compare intrinsic in SVE 
Reviewed-by: ngasson, aph
 2021-11-22 02:31:33 +00:00
Faye Gao
9aa30de4bb 8275317: AArch64: Support some type conversion vectorization in SLP 
Reviewed-by: thartmann, ngasson
 2021-11-17 08:19:46 +00:00
MeryKitty
f3eb5014aa 8276162: Optimise unsigned comparison pattern 
Reviewed-by: thartmann, kvn
 2021-11-16 14:09:53 +00:00
Evgeny Astigeevich
6954b98f8f 8186670: Implement _onSpinWait() intrinsic for AArch64 
Reviewed-by: phh, aph
 2021-11-11 22:23:35 +00:00
Claes Redestad
ce8c76700b 8276220: Reduce excessive allocations in DateTimeFormatter 
Reviewed-by: scolebourne, naoto
 2021-11-03 22:57:13 +00:00
Jie Fu
0ab910d626 8276066: Reset LoopPercentProfileLimit for x86 due to suboptimal performance 
Reviewed-by: thartmann, kvn
 2021-11-03 22:45:50 +00:00
Mandy Chung
c6339cb8a2 8271820: Implementation of JEP 416: Reimplement Core Reflection with Method Handle 
8013527: calling MethodHandles.lookup on itself leads to errors

Co-authored-by: Peter Levart <plevart@openjdk.org>
Co-authored-by: Claes Redestad <redestad@openjdk.org>
Co-authored-by: Mandy Chung <mchung@openjdk.org>
Reviewed-by: mcimadamore, plevart, egahlin, redestad, cjplummer, alanb
 2021-10-28 18:32:50 +00:00