Commit Graph

227 Commits

Author SHA1 Message Date
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
Aleksey Shipilev
5a768f75c9 8276054: JMH benchmarks for Fences
Reviewed-by: redestad
2021-10-28 17:32:39 +00:00
Jatin Bhateja
4be88d5482 8275047: Optimize existing fill stubs for AVX-512 target
Reviewed-by: kvn, redestad
2021-10-26 12:34:56 +00:00
vamsi-parasa
af7c56b85b 8275167: x86 intrinsic for unsignedMultiplyHigh
Reviewed-by: kvn, sviswanathan
2021-10-20 22:40:51 +00:00
Nick Gasson
333c4692d8 8275262: [BACKOUT] AArch64: Implement string_compare intrinsic in SVE
Reviewed-by: dholmes, tschatzl
2021-10-14 09:35:48 +00:00
TatWai Chong
8b1b6f9fb3 8269559: AArch64: Implement string_compare intrinsic in SVE
Reviewed-by: ngasson, aph
2021-10-14 05:27:12 +00:00
Sergey Tsypanov
df7b0c7077 8274715: Implement forEach in Collections.CopiesList
Reviewed-by: martin
2021-10-05 22:19:35 +00:00
Peter Levart
7ad74d82d7 8274299: Make Method/Constructor/Field accessors @Stable
Reviewed-by: redestad, mchung
2021-10-05 14:16:20 +00:00
Claes Redestad
aaa36cc006 8274242: Implement fast-path for ASCII-compatible CharsetEncoders on x86
Reviewed-by: naoto, thartmann
2021-09-29 12:58:14 +00:00
Kartik Ohri
2f8c2211c8 8273681: Add Vector API vs Arrays.mismatch intrinsic benchmark
Reviewed-by: psandoz
2021-09-17 15:12:34 +00:00
Sandhya Viswanathan
5aaa20f898 8272861: Add a micro benchmark for vector api
Reviewed-by: psandoz
2021-08-30 16:48:28 +00:00
Marcus G K Williams
87d2761f1b 8271883: Math CopySign optimization for x86
Reviewed-by: jbhateja, sviswanathan, kvn
2021-08-14 00:34:51 +00:00