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365 Commits

Author SHA1 Message Date
Xiaohong Gong
857b0f9b05 8293409: [vectorapi] Intrinsify VectorSupport.indexVector 
Reviewed-by: eliu, jbhateja
 2022-10-19 09:24:05 +00:00
Sergey Tsypanov
74a51ccc86 8292698: Improve performance of DataInputStream 
Reviewed-by: dfuchs
 2022-10-17 04:41:12 +00:00
Jatin Bhateja
2ceb80c60f 8288043: Optimize FP to word/sub-word integral type conversion on X86 AVX2 platforms 
Reviewed-by: kvn, sviswanathan
 2022-10-12 01:05:44 +00:00
Quan Anh Mai
703a6ef591 8283699: Improve the peephole mechanism of hotspot 
Reviewed-by: kvn, dlong
 2022-10-12 00:31:04 +00:00
Smita Kamath
07946aa49c 8289552: Make intrinsic conversions between bit representations of half precision values and floats 
Reviewed-by: kvn, sviswanathan, jbhateja
 2022-10-11 17:06:19 +00:00
Zhiqiang Zang
5dd851d872 8281453: New optimization: convert ~x into -1-x when ~x is used in an arithmetic expression 
Reviewed-by: kvn
 2022-10-06 22:15:20 +00:00
Aleksei Voitylov
aeef3ecdc4 8294198: Implement isFinite intrinsic for RISC-V 
Reviewed-by: fyang, kvn
 2022-09-29 18:51:38 +00:00
Fei Gao
aa48705ddd 8289422: Fix and re-enable vector conditional move 
Reviewed-by: thartmann, kvn
 2022-09-27 01:24:17 +00:00
Quan Anh Mai
01e7b88199 8290917: x86: Memory-operand arithmetic instructions have too low costs 
Reviewed-by: kvn, sviswanathan, jbhateja
 2022-09-16 20:07:59 +00:00
Pengfei Li
211fab8d36 8291669: [REDO] Fix array range check hoisting for some scaled loop iv 
Reviewed-by: roland, thartmann
 2022-09-14 14:20:39 +00:00
Hao Sun
cbee0bc9ef 8292587: AArch64: Support SVE fabd instruction 
Reviewed-by: njian, fgao, ngasson
 2022-09-13 02:19:02 +00:00
Eric Caspole
5d6779f709 8292681: Add JMH for ProtectionDomain 
Reviewed-by: mullan
 2022-08-31 13:24:34 +00:00
Jatin Bhateja
38a81913d3 8290322: Optimize Vector.rearrange over byte vectors for AVX512BW targets. 
Reviewed-by: kvn, sviswanathan
 2022-08-22 23:59:58 +00:00
Eric Caspole
e561933907 8292623: Reduce runtime of java.io microbenchmarks 
Reviewed-by: rriggs
 2022-08-22 13:40:15 +00:00
Eric Caspole
0fc92637d2 8291828: Reduce runtime of java.util.stream microbenchmarks 
Reviewed-by: rriggs
 2022-08-17 15:00:02 +00:00
Eric Caspole
b5707b0376 8292196: Reduce runtime of java.util.regex microbenchmarks 
Reviewed-by: rriggs
 2022-08-15 16:54:39 +00:00
Eric Caspole
3a090777ba 8291337: Reduce runtime of vm.lamdba microbenchmarks 
Reviewed-by: rriggs
 2022-08-15 16:08:39 +00:00
Claes Redestad
a28ab7b62a 8288568: Reduce runtime of java.security microbenchmarks 
Reviewed-by: ecaspole, hchao, rriggs
 2022-08-11 15:28:45 +00:00
David Schlosnagle
9825c33560 8291641: Optimize StackTraceElement.toString() 
Reviewed-by: rriggs, mchung
 2022-08-10 16:22:19 +00:00
Claes Redestad
0da4314e95 8288732: Reduce runtime of java.util.concurrent microbenchmarks 
Reviewed-by: ecaspole, rriggs
 2022-08-05 14:35:45 +00:00
Quan Anh Mai
92d2982f3f 8283232: x86: Improve vector broadcast operations 
Reviewed-by: kvn, jbhateja
 2022-08-04 16:27:45 +00:00
Eric Caspole
1b66cecd31 8291729: Reduce runtime of vm.compiler microbenchmarks 
Reviewed-by: kvn
 2022-08-03 18:01:26 +00:00
Pengfei Li
a2cff2634c 8291597: [BACKOUT] JDK-8289996: Fix array range check hoisting for some scaled loop iv 
Reviewed-by: kvn, thartmann
 2022-08-02 06:50:55 +00:00
Jatin Bhateja
5d82d67a9e 8290034: Auto vectorize reverse bit operations. 
Reviewed-by: xgong, kvn
 2022-07-28 04:43:01 +00:00
Eric Caspole
f0f78a9125 8290894: Reduce runtime of vm.lang microbenchmarks 
Reviewed-by: rriggs
 2022-07-26 20:06:35 +00:00
Pengfei Li
893909558b 8289996: Fix array range check hoisting for some scaled loop iv 
Co-authored-by: John R Rose <jrose@openjdk.org>
Reviewed-by: roland, kvn, thartmann
 2022-07-26 13:45:38 +00:00
Eric Caspole
15f4b30459 8290115: ArrayCopyObject JMH has wrong package 
Reviewed-by: rriggs
 2022-07-21 17:49:22 +00:00
Bhavana Kilambi
89458e36af 8288107: Auto-vectorization for integer min/max 
Reviewed-by: kvn, ngasson
 2022-07-20 15:36:39 +00:00
Eric Caspole
2cb659e7f4 8290391: Reduce runtime of java.util package microbenchmarks 
Reviewed-by: rriggs, redestad
 2022-07-19 16:30:44 +00:00
Sergey Tsypanov
efed7a7f65 8289908: Skip bounds check for cases when String is constructed from entirely used byte[] 
Reviewed-by: prr, rriggs, aturbanov
 2022-07-18 17:15:46 +00:00
Jesper Wilhelmsson
3ad3950560 Merge 2022-07-14 16:29:51 +00:00
Jatin Bhateja
fd89ab8dac 8288112: C2: Error: ShouldNotReachHere() in Type::typerr() 
Reviewed-by: dlong, kvn
 2022-07-14 01:46:11 +00:00
Jatin Bhateja
81ee7d28f8 8289186: Support predicated vector load/store operations over X86 AVX2 targets. 
Reviewed-by: xgong, kvn
 2022-07-09 15:13:25 +00:00
Lance Andersen
d48694d0f3 8283335: Add exists and readAttributesIfExists methods to FileSystemProvider 
Reviewed-by: alanb
 2022-07-05 19:45:08 +00:00
Quan Anh Mai
108cd69516 8283726: x86_64 intrinsics for compareUnsigned method in Integer and Long 
Reviewed-by: kvn, jbhateja
 2022-06-29 10:34:05 +00:00
Claes Redestad
68bff04515 8288673: Reduce runtime of java.time microbenchmarks 
Reviewed-by: jvernee
 2022-06-20 10:21:51 +00:00
Claes Redestad
d917e1874e 8288667: Reduce runtime of java.text microbenchmarks 
Reviewed-by: jvernee
 2022-06-20 10:20:31 +00:00
Jesper Wilhelmsson
af64d316c0 Merge 2022-06-17 13:46:47 +00:00
Claes Redestad
cc445926cf 8287904: Reduce runtime of java.net microbenchmarks 
Reviewed-by: jvernee
 2022-06-17 12:24:16 +00:00
Alan Bateman
53bf1bfdab 8286176: Add JNI_VERSION_19 to jni.h and JNI spec 
Reviewed-by: dcubed, iris, mchung, dholmes
 2022-06-17 05:57:28 +00:00
Claes Redestad
8fc8fdca96 8287905: Reduce runtime of java.nio microbenchmarks 
Reviewed-by: jvernee
 2022-06-16 15:05:00 +00:00
Fei Gao
a1795901ee 8283091: Support type conversion between different data sizes in SLP 
Reviewed-by: kvn, sviswanathan
 2022-06-16 02:40:59 +00:00
Sandhya Viswanathan
2cc40afa07 8287835: Add support for additional float/double to integral conversion for x86 
Reviewed-by: kvn, jbhateja
 2022-06-10 17:02:33 +00:00
Claes Redestad
7e948f7ccb 8287903: Reduce runtime of java.math microbenchmarks 
Reviewed-by: ecaspole, aph
 2022-06-09 13:11:15 +00:00
Claes Redestad
5c39a36641 8287522: StringConcatFactory: Add in prependers and mixers in batches 
Reviewed-by: jlaskey, mchung
 2022-06-08 07:17:31 +00:00
Xiaohong Gong
39fa52b5f7 8283667: [vectorapi] Vectorization for masked load with IOOBE with predicate feature 
Reviewed-by: sviswanathan, psandoz
 2022-06-07 07:41:58 +00:00
Claes Redestad
42261d752a 8287785: Reduce runtime of java.lang.invoke microbenchmarks 
Reviewed-by: mchung
 2022-06-07 07:25:06 +00:00
Claes Redestad
778ed1a760 8287810: Reduce runtime of java.lang microbenchmarks 
Reviewed-by: mchung
 2022-06-07 07:23:30 +00:00
Claes Redestad
aa6c568a06 8287798: Reduce runtime of java.lang.reflect/runtime microbenchmarks 
Reviewed-by: jvernee, mchung
 2022-06-07 07:22:12 +00:00
Xiaohong Gong
ef7cc2105c 8286279: [vectorapi] Only check index of masked lanes if offset is out of array boundary for masked store 
Reviewed-by: psandoz
 2022-06-07 01:16:52 +00:00
Fei Gao
24fe8ad74c 8283307: Vectorize unsigned shift right on signed subword types 
Reviewed-by: jiefu, pli, sviswanathan, kvn
 2022-06-06 02:02:10 +00:00
Quan Anh Mai
0b35460fa0 8283694: Improve bit manipulation and boolean to integer conversion operations on x86_64 
Reviewed-by: kvn, dlong
 2022-06-03 20:19:37 +00:00
vamsi-parasa
7f44f572ea 8285868: x86 intrinsics for floating point method isInfinite 
Reviewed-by: kvn, jbhateja
 2022-06-02 17:42:42 +00:00
Jatin Bhateja
6f6486e977 8284960: Integration of JEP 426: Vector API (Fourth Incubator) 
Co-authored-by: Jatin Bhateja <jbhateja@openjdk.org>
Co-authored-by: Paul Sandoz <psandoz@openjdk.org>
Co-authored-by: Sandhya Viswanathan <sviswanathan@openjdk.org>
Co-authored-by: Smita Kamath <svkamath@openjdk.org>
Co-authored-by: Joshua Zhu <jzhu@openjdk.org>
Co-authored-by: Xiaohong Gong <xgong@openjdk.org>
Co-authored-by: John R Rose <jrose@openjdk.org>
Co-authored-by: Eric Liu <eliu@openjdk.org>
Co-authored-by: Ningsheng Jian <njian@openjdk.org>
Reviewed-by: ngasson, vlivanov, mcimadamore, jlahoda, kvn
 2022-05-31 16:02:09 +00:00
Quan Anh Mai
c1db70d827 8285973: x86_64: Improve fp comparison and cmove for eq/ne 
Reviewed-by: kvn, sviswanathan
 2022-05-24 00:15:54 +00:00
Quan Anh Mai
079312c835 8286182: [BACKOUT] x86: Handle integral division overflow during parsing 
8287035: [BACKOUT] PPC64: Handle integral division overflow during parsing

Reviewed-by: mdoerr, thartmann
 2022-05-19 19:12:28 +00:00
Jorn Vernee
ee45a0ac63 8286669: Replace MethodHandle specialization with ASM in mainline 
Co-authored-by: Jorn Vernee <jvernee@openjdk.org>
Co-authored-by: Maurizio Cimadamore <mcimadamore@openjdk.org>
Reviewed-by: mcimadamore
 2022-05-18 16:03:18 +00:00
Ningsheng Jian
b5526e5e59 8281712: [REDO] AArch64: Implement string_compare intrinsic in SVE 
Co-authored-by: Tat Wai Chong <tatwai.chong@arm.com>
Reviewed-by: thartmann, ngasson
 2022-05-18 01:34:14 +00:00
wanghaomin
d65fba412e 8286452: The array length of testSmallConstArray should be small and const 
Reviewed-by: redestad
 2022-05-17 02:17:08 +00:00
Maurizio Cimadamore
40f4dabce8 8286756: Cleanup foreign API benchmarks 
Reviewed-by: jvernee
 2022-05-16 20:56:31 +00:00
Maurizio Cimadamore
2c5d136260 8282191: Implementation of Foreign Function & Memory API (Preview) 
Reviewed-by: erikj, jvernee, psandoz, dholmes, mchung
 2022-05-12 16:17:45 +00:00
Claes Redestad
1586bf862b 8286401: Address possibly lossy conversions in Microbenchmarks 
Reviewed-by: shade, ecaspole
 2022-05-11 20:51:57 +00:00
Lennart Fricke
3462190965 8286163: micro-optimize Instant.plusSeconds 
Reviewed-by: scolebourne, redestad, naoto
 2022-05-10 09:00:09 +00:00
Alan Bateman
9583e3657e 8284161: Implementation of Virtual Threads (Preview) 
Co-authored-by: Ron Pressler <rpressler@openjdk.org>
Co-authored-by: Alan Bateman <alanb@openjdk.org>
Co-authored-by: Erik Österlund <eosterlund@openjdk.org>
Co-authored-by: Andrew Haley <aph@openjdk.org>
Co-authored-by: Rickard Bäckman <rbackman@openjdk.org>
Co-authored-by: Markus Grönlund <mgronlun@openjdk.org>
Co-authored-by: Leonid Mesnik <lmesnik@openjdk.org>
Co-authored-by: Serguei Spitsyn <sspitsyn@openjdk.org>
Co-authored-by: Chris Plummer <cjplummer@openjdk.org>
Co-authored-by: Coleen Phillimore <coleenp@openjdk.org>
Co-authored-by: Robbin Ehn <rehn@openjdk.org>
Co-authored-by: Stefan Karlsson <stefank@openjdk.org>
Co-authored-by: Thomas Schatzl <tschatzl@openjdk.org>
Co-authored-by: Sergey Kuksenko <skuksenko@openjdk.org>
Reviewed-by: lancea, eosterlund, rehn, sspitsyn, stefank, tschatzl, dfuchs, lmesnik, dcubed, kevinw, amenkov, dlong, mchung, psandoz, bpb, coleenp, smarks, egahlin, mseledtsov, coffeys, darcy
 2022-05-07 08:06:16 +00:00
Jatin Bhateja
e4066628ad 8282711: Accelerate Math.signum function for AVX and AVX512 target. 
Reviewed-by: sviswanathan, thartmann
 2022-04-29 06:34:09 +00:00
Pengfei Li
ea83b4455b 8280510: AArch64: Vectorize operations with loop induction variable 
Reviewed-by: adinn, thartmann
 2022-04-28 14:13:24 +00:00
Claes Redestad
6c79671e50 8285633: Take better advantage of generic MethodType cache 
Reviewed-by: jvernee
 2022-04-27 17:54:21 +00:00
Roland Westrelin
32593df392 8279888: Local variable independently used by multiple loops can interfere with loop optimizations 
Co-authored-by: Claes Redestad <redestad@openjdk.org>
Reviewed-by: thartmann, kvn
 2022-04-25 09:30:00 +00:00
Daniel Jeliński
d8446b4f60 8284694: Avoid evaluating SSLAlgorithmConstraints twice 
Reviewed-by: redestad, xuelei, coffeys
 2022-04-20 18:15:16 +00:00
Quan Anh Mai
b4a85cdae1 8284742: x86: Handle integral division overflow during parsing 
Reviewed-by: kvn, mdoerr
 2022-04-20 16:17:01 +00:00
Claes Redestad
5df8bd6b4e 8284880: Re-examine sun.invoke.util.Wrapper hash tables 
Reviewed-by: erikj, mchung
 2022-04-19 20:34:45 +00:00
Claes Redestad
e307bc8694 8285001: Simplify StringLatin1.regionMatches 
Reviewed-by: rriggs, naoto
 2022-04-19 20:29:16 +00:00
Tagir F. Valeev
4cc8eccfca 8280915: Better parallelization for AbstractSpliterator and IteratorSpliterator when size is unknown 
Reviewed-by: psandoz
 2022-04-15 15:18:38 +00:00
Paul Sandoz
fbb0916090 8283892: Compress and expand bits 
Reviewed-by: alanb, redestad
 2022-04-14 20:27:12 +00:00
vamsi-parasa
37e28aea27 8282221: x86 intrinsics for divideUnsigned and remainderUnsigned methods in java.lang.Integer and java.lang.Long 
Reviewed-by: sviswanathan, kvn, jbhateja
 2022-04-10 03:47:18 +00:00
Jatin Bhateja
003ec21f3c 8279508: Auto-vectorize Math.round API 
Reviewed-by: sviswanathan, aph
 2022-04-02 18:00:33 +00:00
Xin Liu
bab431cc12 8282429: StringBuilder/StringBuffer.toString() skip compressing for UTF16 strings 
Reviewed-by: djelinski, redestad
 2022-04-01 04:42:03 +00:00
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