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339 Commits

Author SHA1 Message Date
Fei Gao
aa48705ddd 8289422: Fix and re-enable vector conditional move 
Reviewed-by: thartmann, kvn
 2022-09-27 01:24:17 +00:00
casparcwang
cb72f80925 8293978: Duplicate simple loop back-edge will crash the vm 
Reviewed-by: roland, chagedorn
 2022-09-21 06:24:19 +00:00
Christian Hagedorn
471e2f12b4 8292088: C2: assert(is_OuterStripMinedLoop()) failed: invalid node class: IfTrue 
Reviewed-by: roland, kvn
 2022-09-19 10:15:18 +00:00
Fei Gao
ec2629c052 8275275: AArch64: Fix performance regression after auto-vectorization on NEON 
Reviewed-by: aph, xgong
 2022-09-13 03:13:38 +00:00
Evgeny Astigeevich
6ff4775b71 8285487: AArch64: Do not generate unneeded trampolines for runtime calls 
Reviewed-by: xliu, aph
 2022-09-07 14:39:48 +00:00
Roland Westrelin
77e21c57ce 8290529: C2: assert(BoolTest(btest).is_canonical()) failure 
Reviewed-by: kvn, thartmann
 2022-09-02 13:35:11 +00:00
Pengfei Li
a88a9e344f 8291466: C2: assert(false) failed: infinite loop in PhaseIterGVN::transform_old with -XX:+StressIGVN 
Reviewed-by: roland, chagedorn
 2022-08-29 13:06:20 +00:00
Bhavana Kilambi
07c797720d 8290249: Vectorize signum on AArch64 
Reviewed-by: aph, ngasson
 2022-08-22 09:01:08 +00:00
Christian Hagedorn
32d675ca60 8291775: C2: assert(r != __null && r->is_Region()) failed: this phi must have a region 
Reviewed-by: thartmann, kvn
 2022-08-18 07:35:14 +00:00
Bhavana Kilambi
6b2184e8d1 8290248: Implement MaxINode::Ideal transformation 
Reviewed-by: kvn, thartmann
 2022-08-05 01:51:34 +00:00
Jatin Bhateja
5d82d67a9e 8290034: Auto vectorize reverse bit operations. 
Reviewed-by: xgong, kvn
 2022-07-28 04:43:01 +00:00
Aleksey Shipilev
dc74ea21f1 8291048: x86: compiler/c2/irTests/TestAutoVectorization2DArray.java fails with lower SSE 
Reviewed-by: kvn, jiefu
 2022-07-27 16:58:49 +00:00
Jie Fu
4a4d8ed83b 8289801: [IR Framework] Add flags to whitelist which can be used to simulate a specific machine setup like UseAVX 
Reviewed-by: kvn, xgong, thartmann
 2022-07-18 22:49:17 +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
Coleen Phillimore
e7795851d2 8271707: migrate tests to use jdk.test.whitebox.WhiteBox 
Reviewed-by: lmesnik, dholmes
 2022-07-08 15:55:14 +00:00
Roland Westrelin
cbaf6e807e 8288022: c2: Transform (CastLL (AddL into (AddL (CastLL when possible 
Reviewed-by: thartmann, kvn
 2022-07-06 11:36:12 +00:00
Jesper Wilhelmsson
70f5693356 Merge 2022-07-02 18:07:36 +00:00
Tobias Hartmann
95497772e7 8284358: Unreachable loop is not removed from C2 IR, leading to a broken graph 
Co-authored-by: Christian Hagedorn <chagedorn@openjdk.org>
Reviewed-by: kvn, chagedorn
 2022-07-01 05:23:57 +00:00
Xin Liu
31e50f2c76 8286104: use aggressive liveness for unstable_if traps 
Reviewed-by: kvn, thartmann
 2022-06-30 03:59:42 +00:00
Jesper Wilhelmsson
86dc760f9e Merge 2022-06-28 22:11:23 +00:00
Christian Hagedorn
784a0f0496 8288683: C2: And node gets wrong type due to not adding it back to the worklist in CCP 
Reviewed-by: roland, thartmann
 2022-06-27 11:32:13 +00:00
Jesper Wilhelmsson
7039c6616a Merge 2022-06-20 19:38:49 +00:00
Emanuel Peter
302a6c068d 8287801: Fix test-bugs related to stress flags 
Reviewed-by: chagedorn, thartmann
 2022-06-20 14:29:06 +00:00
Christian Hagedorn
ed714af854 8288564: C2: LShiftLNode::Ideal produces wrong result after JDK-8278114 
Reviewed-by: kvn, iveresov, thartmann
 2022-06-20 06:47:40 +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
Roland Westrelin
dae4c493e4 8286197: C2: Optimize MemorySegment shape in int loop 
Reviewed-by: kvn, thartmann
 2022-06-10 08:17:26 +00:00
Christian Hagedorn
78d371266a 8287432: C2: assert(tn->in(0) != __null) failed: must have live top node 
Reviewed-by: kvn, thartmann
 2022-06-08 14:12:09 +00:00
Christian Hagedorn
b647a1259b 8286940: [IR Framework] Allow IR tests to build and use Whitebox without -DSkipWhiteBoxInstall=true 
Reviewed-by: kvn, thartmann
 2022-06-07 08:37:12 +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
c1db70d827 8285973: x86_64: Improve fp comparison and cmove for eq/ne 
Reviewed-by: kvn, sviswanathan
 2022-05-24 00:15:54 +00:00
Aleksey Shipilev
9c2548414c 8286339: compiler/c2/irTests/TestEnumFinalFold.java fails if Enum/String methods are not inlined 
Reviewed-by: thartmann, jiefu
 2022-05-11 05:29:11 +00:00
Aleksey Shipilev
080f3c5d8a 8286190: Add test to verify constant folding for Enum fields 
Reviewed-by: kvn, thartmann
 2022-05-06 16:32:02 +00:00
Roland Westrelin
fa1ca98fff 8281429: PhiNode::Value() is too conservative for tripcount of CountedLoop 
Reviewed-by: thartmann, kvn
 2022-05-06 08:24:33 +00:00
Jie Fu
1f9f8738f3 8285980: Several tests in compiler/c2/irTests miss @requires vm.compiler2.enabled 
Reviewed-by: thartmann
 2022-05-02 10:38:31 +00:00
Fei Gao
df7fba1cda 8284981: Support the vectorization of some counting-down loops in SLP 
Reviewed-by: roland, kvn
 2022-04-30 07:39:16 +00:00
Dean Long
cd8709e8e0 8284883: JVM crash: guarantee(sect->end() <= sect->limit()) failed: sanity on AVX512 
Reviewed-by: kvn, jbhateja
 2022-04-29 19:09:58 +00:00
Roland Westrelin
e98ac23553 8285793: C2: optimization of mask checks in counted loops fail in the presence of cast nodes 
Reviewed-by: kvn, thartmann
 2022-04-29 11:19:27 +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
Aleksey Shipilev
5629c7555f 8284848: C2: Compiler blackhole arguments should be treated as globally escaping 
Reviewed-by: kvn, thartmann
 2022-04-28 08:32:44 +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
Aleksey Shipilev
ce8db2c403 8285394: Compiler blackholes can be eliminated due to stale ciMethod::intrinsic_id() 
Reviewed-by: kvn, dlong
 2022-04-22 17:11:34 +00:00
Boris Ulasevich
21de4e55b8 8284681: compiler/c2/aarch64/TestFarJump.java fails with "RuntimeException: for CodeHeap < 250MB the far jump is expected to be encoded with a single branch instruction" 
Reviewed-by: kvn
 2022-04-16 05:57:00 +00:00
Zhiqiang Zang
c7755b815d 8283094: Add Ideal transformation: x + (con - y) -> (x - y) + con 
Reviewed-by: kvn, thartmann
 2022-04-13 16:01:10 +00:00
Boris Ulasevich
e524107a74 8280872: Reorder code cache segments to improve code density 
Reviewed-by: simonis, kvn
 2022-04-06 09:32:12 +00:00
Pengfei Li
741be46138 8183390: Fix and re-enable post loop vectorization 
Reviewed-by: roland, thartmann, kvn
 2022-04-05 23:50:13 +00:00
Jatin Bhateja
003ec21f3c 8279508: Auto-vectorize Math.round API 
Reviewed-by: sviswanathan, aph
 2022-04-02 18:00:33 +00:00
Roland Westrelin
14c20bc0e0 8283187: C2: loop candidate for superword not always unrolled fully if superword fails 
Reviewed-by: thartmann, chagedorn
 2022-03-24 12:53:44 +00:00
Fei Yang
5905b02c0e 8276799: Implementation of JEP 422: Linux/RISC-V Port 
Co-authored-by: Yadong Wang <yadonn.wang@huawei.com>
Co-authored-by: Yanhong Zhu <zhuyanhong2@huawei.com>
Co-authored-by: Feilong Jiang <jiangfeilong@huawei.com>
Co-authored-by: Kun Wang <wangkun49@huawei.com>
Co-authored-by: Zhuxuan Ni <nizhuxuan@huawei.com>
Co-authored-by: Taiping Guo <guotaiping1@huawei.com>
Co-authored-by: Kang He <hekang6@huawei.com>
Co-authored-by: Aleksey Shipilev <shade@openjdk.org>
Co-authored-by: Xiaolin Zheng <yunyao.zxl@alibaba-inc.com>
Co-authored-by: Kuai Wei <kuaiwei.kw@alibaba-inc.com>
Co-authored-by: Magnus Ihse Bursie <ihse@openjdk.org>
Reviewed-by: ihse, dholmes, rriggs, kvn, shade
 2022-03-24 09:22:46 +00:00
Roland Westrelin
fabde3b7b8 8283451: C2: assert(_base == Long) failed: Not a Long 
Reviewed-by: thartmann, chagedorn
 2022-03-22 14:06:49 +00:00