711 Commits

Author SHA1 Message Date
Aleksey Shipilev
0483ff56a0 8252362: C2: Remove no-op checking for callee-saved-floats
Reviewed-by: vlivanov
2020-08-27 06:34:24 +02:00
Aleksey Shipilev
25af8d8f69 8252291: C2: Assignment in conditional in loopUnswitch.cpp
Reviewed-by: thartmann
2020-08-26 09:29:46 +02:00
Aleksey Shipilev
27b5007ad5 8252290: Remove unused enum in CallGenerator
Reviewed-by: thartmann, rrich
2020-08-26 09:29:37 +02:00
Roland Westrelin
fcd005c417 8251527: CTW: C2 (Shenandoah) compilation fails with SEGV due to unhandled catchproj == NULL
Reviewed-by: chagedorn, kvn
2020-08-19 10:56:08 +02:00
Claes Redestad
ae912be86f 8251459: Compute caller save exclusion RegMasks once
Reviewed-by: kvn, vlivanov
2020-08-18 15:34:28 -07:00
Christian Hagedorn
552a73301c 8248791: sun/util/resources/cldr/TimeZoneNamesTest.java fails with -XX:-ReduceInitialCardMarks -XX:-ReduceBulkZeroing
Fix wrong replacement of loads by zero for non-completed InitializationNodes belonging to a clone when ReduceBulkZeroing is disabled.

Reviewed-by: kvn, thartmann
2020-08-14 10:30:51 +02:00
Tobias Hartmann
191e1e6075 8251458: Parse::do_lookupswitch fails with "assert(_cnt >= 0) failed"
Limit the counter value to max_jint.

Reviewed-by: kvn, vlivanov, chagedorn
2020-08-13 16:01:45 +02:00
Clive Verghese
832d896443 8251268: Move PhaseChaitin definitions from live.cpp to chaitin.cpp
Move PhaseChaitin verify_base_ptrs() and verify() from live.cpp to chaitin.cpp

Reviewed-by: chagedorn, kvn
2020-08-11 15:32:55 -07:00
Xiaohong Gong
23ed3a9e91 8250808: Re-associate loop invariants with other associative operations
Reviewed-by: kvn, thartmann
2020-08-11 06:00:43 +00:00
Vladimir Kozlov
092389e3c9 8249749: modify a primitive array through a stream and a for cycle causes jre crash
Check align_to_ref for NULL early and bailout SuperWord optimization.

Reviewed-by: vlivanov, thartmann
2020-08-10 15:31:01 -07:00
Charlie Gracie
7332181372 8251303: C2: remove unused _site_invoke_ratio and related code from InlineTree
Reviewed-by: vlivanov, thartmann
2020-08-10 12:12:40 +03:00
Tobias Hartmann
970e251a54 8249608: Vector register used by C2 compiled method corrupted at safepoint
Always update 'max_vlen_in_bytes'.

Reviewed-by: kvn, vlivanov, chagedorn
2020-08-10 08:21:14 +02:00
Jatin Bhateja
3ed56830b4 8248830: C2: Optimize Rotate API on x86
Improved existing scalar rotate operations, added support for vector rotate operations using new AVX512 instructions.

Reviewed-by: vlivanov, kvn
2020-08-09 02:03:09 +05:30
Coleen Phillimore
0c9e0c2e7f 8244997: Convert the JavaThread::_threadObj oop to use OopStorage
Move the oop and handle releasing it in the service thread.  Remove Universe::oops_do from callers.

Co-authored-by: Erik Osterlund <erik.osterlund@oracle.com>
Co-authored-by: Tom Rodriguez <tom.rodriguez@oracle.com>
Reviewed-by: dholmes, zgu, eosterlund, cjplummer
2020-08-07 07:53:26 -04:00
Ludovic Henry
339016a0f2 8250902: Implement MD5 Intrinsics on x86
Reviewed-by: kvn, vdeshpande, ascarpino
2020-08-05 11:32:15 -07:00
Boris Ulasevich
1066357887 8248445: Use of AbsI/AbsL nodes should be limited to supported platforms
Reviewed-by: kvn, vlivanov
2020-08-05 06:31:32 -04:00
Christian Hagedorn
696b9e1847 8249605: C2: assert(no_dead_loop) failed: dead loop detected
Fixed dead loop detection in PhiNode::Ideal() to additionally account for dead MergeMemNodes

Reviewed-by: kvn, thartmann
2020-08-03 09:21:45 +02:00
Jie Fu
e03ca73dc1 8250825: C2 crashes with assert(field != __null) failed: missing field
Reviewed-by: kvn, thartmann
2020-07-31 17:10:46 +08:00
Jie Fu
cf345fd768 8250745: assert(eval_map.contains(n)) failed: absent
Reviewed-by: vlivanov, kvn
2020-07-29 11:38:28 +08:00
Huang Wang
eef2e1e3fc 8250609: C2 crash in IfNode::fold_compares
Reviewed-by: kvn, chagedorn
2020-07-28 10:38:04 +08:00
Igor Ignatyev
0b42b1cf15 8250739: remove Compile::Generate_*_Graph methods declarations
Reviewed-by: kvn
2020-07-28 15:31:10 -07:00
Igor Ignatyev
f4301530b4 8250738: C2Compiler::is_intrinsic_supported(methodHandle&, bool) shouldn't be virtual
Reviewed-by: xliu, kvn
2020-07-28 15:31:09 -07:00
Christian Hagedorn
31368cd1f0 8249602: C2: assert(cnt == _outcnt) failed: no insertions allowed
Use DUIterator instead of DUIterator_Fast due to legit insertions.

Reviewed-by: kvn, thartmann
2020-07-28 16:05:30 +02:00
Coleen Phillimore
42ac8e1856 8250042: Clean up methodOop and method_oop names from the code
Reviewed-by: dholmes, sspitsyn, cjplummer, chagedorn
2020-07-28 07:33:51 -04:00
Christian Hagedorn
417e8e449d 8248552: C2 crashes with SIGFPE due to division by zero
Bail out in PhaseIdealLoop:split_thru_phi when trying to split a Div or ModNode iv phi whose zero check was removed but could potentially still be zero based on type information.

Reviewed-by: kvn, thartmann
2020-07-27 11:03:17 +02:00
Christian Hagedorn
18cf3d8080 8247743: Segmentation fault in debug builds due to stack overflow in find_recur with deep graphs
Replace the recursive algorithm of Node::find() by an iterative one to avoid a stack overflow crash with deep graphs.

Reviewed-by: kvn, thartmann
2020-07-22 10:31:37 +02:00
Christian Hagedorn
4f99e1fb11 8248467: C2: compiler/intrinsics/object/TestClone fails with -XX:+VerifyGraphEdges
Fix assert by taking MemBarNodes into account whose precedence edge can be NULL.

Reviewed-by: kvn, thartmann
2020-07-22 10:28:34 +02:00
Mikael Vidstedt
9ff01f7b2f Merge 2020-07-21 20:55:29 -07:00
Jamsheed Mohammed C M
39b22d134f 8242895: failed: sanity at src/hotspot/share/opto/escape.cpp:2361
The address_offset code in EA was improved to detect raw stores(init captured ones) after loopopt.

Reviewed-by: kvn, thartmann
2020-07-21 08:03:20 -07:00
Mikael Vidstedt
1f5e21a16e Merge 2020-07-15 21:24:39 -07:00
Roland Westrelin
b67814941f 8229495: SIGILL in C2 generated OSR compilation
Reviewed-by: kvn, chagedorn
2020-07-01 17:28:49 +02:00
Vladimir Ivanov
7a6c1a66b2 8247502: PhaseStringOpts crashes while optimising effectively dead code
Reviewed-by: kvn, thartmann
2020-07-14 16:57:34 +03:00
Nick Gasson
802737cae7 8248845: AArch64: stack corruption after spilling vector register
Reviewed-by: kvn
2020-07-07 14:14:22 +08:00
Yong Zhou
79ad5512cf 8243670: Unexpected test result caused by C2 MergeMemNode::Ideal
Reviewed-by: thartmann, roland
2020-07-04 08:18:17 +08:00
Nils Eliasson
999357250a 8248388: ZGC: Load barrier incorrectly elided in jdk/java/text/Format/DateFormat/SDFTCKZoneNamesTest.java
Reviewed-by: kvn, thartmann
2020-07-03 10:05:53 +02:00
Christian Hagedorn
83a8c4acc7 8244724: CTW: C2 compilation fails with "Live Node limit exceeded limit"
Fix live limit assert in node construction to be ignored during code generation in Compile::Code_Gen().

Reviewed-by: kvn, neliasso
2020-07-01 09:18:28 +02:00
Roland Westrelin
05dc2af21f 8247824: CTW: C2 (Shenandoah) compilation fails with SEGV in SBC2Support::pin_and_expand
Reviewed-by: rkennke, thartmann
2020-06-18 13:51:40 +02:00
Patric Hedlin
d19f2bdec0 8234605: C2 failed "assert(C->live_nodes() - live_at_begin <= 2 * _nodes_required) failed: Bad node estimate: actual = 208 >> request = 101"
Reviewed-by: neliasso, kvn
2020-06-29 19:33:35 +02:00
Roland Westrelin
eb758d53f1 8247763: assert(outer->outcnt() == 2) failed: 'only phis' failure in LoopNode::verify_strip_mined()
Reviewed-by: kvn, thartmann
2020-06-18 15:44:55 +02:00
Tobias Hartmann
326ba31787 8237950: C2 compilation fails with "Live Node limit exceeded limit" during ConvI2L::Ideal optimization
Postpone ConvI2L::Ideal optimization to IGVN.

Reviewed-by: kvn, neliasso
2020-06-19 11:32:51 +02:00
Vladimir Kozlov
241f401815 8247350: [aarch64] assert(false) failed: wrong size of mach node
Use movptr() to load address of string

Reviewed-by: adinn, azeemj
2020-06-12 14:33:20 -07:00
Christian Hagedorn
bf22f82207 8244719: CTW: C2 compilation fails with "assert(!VerifyHashTableKeys || _hash_lock == 0) failed: remove node from hash table before modifying it"
Fix Parse::Block::init_graph() to also count predecessors for exception blocks because they can have a direct bytecode jump to them resulting in this assertion failure.

Reviewed-by: kvn, thartmann
2020-06-10 17:56:23 +02:00
Tobias Hartmann
a98bad2b22 8246453: TestClone crashes with "all collected exceptions must come from the same place"
Set deoptimize_on_exception for slow paths.

Reviewed-by: neliasso
2020-06-08 08:30:52 +02:00
Vladimir Ivanov
a14490dd16 8247502: PhaseStringOpts crashes while optimising effectively dead code
Reviewed-by: kvn, thartmann
2020-07-13 16:44:13 +03:00
Jesper Wilhelmsson
3dcd1c1ab0 Merge 2020-07-09 04:32:30 +02:00
Christian Hagedorn
a6cf325152 8248226: TestCloneAccessStressGCM fails with -XX:-ReduceBulkZeroing
Taking GC barriers into account in LoadNode::find_previous_arraycopy() when ReduceInitialCardMarks is disabled.

Reviewed-by: kvn, roland
2020-07-07 13:00:46 +02:00
Patric Hedlin
485194c1a7 8245021: Adding method 'remove_if_existing' to growableArray
Reviewed-by: thartmann, neliasso
2020-04-21 10:35:53 +02:00
Ioi Lam
3d1b1a6bc9 8248170: Excessive include of compiledMethod, codeCache, javaClasses and systemDictionary
Reviewed-by: dholmes, kvn, coleenp, stefank
2020-07-06 23:11:37 -07:00
Jesper Wilhelmsson
e58423796e Merge 2020-07-07 03:12:11 +02:00
Boris Ulasevich
6d137a3616 8248043: Need to eliminate excessive i2l conversions
Reviewed-by: redestad, kvn, iveresov
2020-07-06 04:44:25 -04:00