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190 Commits

Author SHA1 Message Date
Christian Hagedorn
d61f56a300 8342287: C2 fails with "assert(is_IfTrue()) failed: invalid node class: IfFalse" due to Template Assertion Predicate with two UCTs 
Reviewed-by: kvn, thartmann
 2024-10-21 06:28:40 +00:00
Dean Long
c89f76c0b9 8332644: Improve graph optimizations 
Co-authored-by: Martin Balao <mbalao@redhat.com>
Co-authored-by: Francisco Ferrari Bihurriet <fferrari@redhat.com>
Reviewed-by: epeter, ahgross, thartmann, rhalade, dlong, roland
 2024-10-15 17:04:27 +05:30
Roland Westrelin
ecc77a5b4a 8336702: C2 compilation fails with "all memory state should have been processed" assert 
Reviewed-by: thartmann, chagedorn
 2024-10-09 14:57:37 +00:00
Christian Hagedorn
3fba1702cd 8340786: Introduce Predicate classes with predicate iterators and visitors for simplified walking 
Reviewed-by: roland, thartmann
 2024-10-09 11:42:22 +00:00
Daniel Skantz
d3f3c6a8cd 8330157: C2: Add a stress flag for bailouts 
Reviewed-by: chagedorn, thartmann
 2024-10-09 07:01:23 +00:00
Christian Hagedorn
1dd60b62e3 8323688: C2: Fix UB of jlong overflow in PhaseIdealLoop::is_counted_loop() 
Reviewed-by: thartmann, kvn
 2024-09-24 06:47:20 +00:00
Roland Westrelin
e203df46fa 8338100: C2: assert(!n_loop->is_member(get_loop(lca))) failed: control must not be back in the loop 
Co-authored-by: Emanuel Peter <epeter@openjdk.org>
Reviewed-by: chagedorn, thartmann
 2024-09-05 15:51:27 +00:00
Andrew Dinn
ab509f1b98 8337654: Relocate uncommon trap stub from SharedRuntime to OptoRuntime 
Reviewed-by: kvn, vlivanov, fyang
 2024-08-06 13:22:55 +00:00
Tobias Hartmann
657c0bddf9 8336999: Verification for resource area allocated data structures in C2 
Reviewed-by: chagedorn, kvn
 2024-07-29 05:31:10 +00:00
Roland Westrelin
0ddf54e222 8335709: C2: assert(!loop->is_member(get_loop(useblock))) failed: must be outside loop 
Co-authored-by: Emanuel Peter <epeter@openjdk.org>
Reviewed-by: epeter, thartmann
 2024-07-19 07:30:23 +00:00
Kim Barrett
388fcf03c0 8336349: Fix more simple -Wzero-as-null-pointer-constant warnings in C2 code 
Reviewed-by: kvn, shade
 2024-07-15 16:00:00 +00:00
Kim Barrett
ab27acab0b 8336297: C2: Fix -Wzero-as-null-pointer-constant warnings in derived Node ctors 
Reviewed-by: kvn, jwaters
 2024-07-15 15:43:02 +00:00
Christian Hagedorn
48621ae193 8331168: Introduce PredicateEntryIterator to iterate through predicate entries 
Reviewed-by: roland, kvn
 2024-06-19 06:45:04 +00:00
Christian Hagedorn
1f9e62904c 8333434: IGV: Print loop node for PHASE_BEFORE/AFTER_CLOOPS 
Reviewed-by: thartmann, rcastanedalo
 2024-06-03 14:03:34 +00:00
Christian Hagedorn
2edb6d9813 8330386: Replace Opaque4Node of Initialized Assertion Predicate with new OpaqueInitializedAssertionPredicateNode 
Reviewed-by: kvn, roland
 2024-05-28 08:12:36 +00:00
Christian Hagedorn
4bbd972cbb 8305638: Renaming and small clean-ups around predicates 
Reviewed-by: roland, epeter
 2024-05-06 07:48:22 +00:00
Roland Westrelin
c615c18e9f 8330158: C2: Loop strip mining uses ABS with min int 
Reviewed-by: shade, kvn, dlong, mbalao
 2024-04-29 07:36:14 +00:00
Roland Westrelin
05854fd704 8329163: C2: possible overflow in PhaseIdealLoop::extract_long_range_checks() 
Reviewed-by: chagedorn, kvn
 2024-03-27 16:14:18 +00:00
Roland Westrelin
cb2a671359 8324121: SIGFPE in PhaseIdealLoop::extract_long_range_checks 
Reviewed-by: kvn, chagedorn
 2024-03-25 12:55:08 +00:00
Roland Westrelin
e1b0af29e4 8323972: C2 compilation fails with assert(!x->as_Loop()->is_loop_nest_inner_loop()) failed: loop was transformed 
Reviewed-by: chagedorn, epeter
 2024-03-19 07:56:53 +00:00
Magnus Ihse Bursie
09d4936657 8252136: Several methods in hotspot are missing "static" 
Reviewed-by: coleenp, stefank, kvn, kbarrett
 2024-02-14 16:29:58 +00:00
Joshua Cao
2546afe2aa 8325451: Missed elimination of assertion predicates 
Reviewed-by: chagedorn, phh
 2024-02-12 06:29:37 +00:00
Emanuel Peter
232d136885 8324890: C2 SuperWord: refactor out VLoop, make unrolling_analysis static, remove init/reset mechanism 
Reviewed-by: kvn, roland
 2024-02-10 14:19:01 +00:00
Emanuel Peter
85e320121e 8325159: C2 SuperWord: measure time for CITime 
Reviewed-by: rcastanedalo, kvn
 2024-02-05 06:53:51 +00:00
Christian Hagedorn
c1a568c9c4 8314307: Improve loop handling 
Co-authored-by: Christian Hagedorn <chagedorn@openjdk.org>
Co-authored-by: Roland Westrelin <rwestrel@redhat.com>
Co-authored-by: Emanuel Peter <epeter@openjdk.org>
Reviewed-by: mschoene, rhalade, thartmann, epeter
 2024-01-16 05:55:56 +00:00
Roland Westrelin
129c4708b4 8311932: Suboptimal compiled code of nested loop over memory segment 
Reviewed-by: thartmann, chagedorn
 2023-11-17 07:54:10 +00:00
Emanuel Peter
83eb20651f 8318889: C2: add bailout after assert Bad graph detected in build_loop_late 
Reviewed-by: shade, thartmann
 2023-10-30 07:17:30 +00:00
Thomas Stuefe
31ef400f31 8318183: C2: VM may crash after hitting node limit 
Reviewed-by: kvn, thartmann
 2023-10-18 08:39:00 +00:00
Emanuel Peter
1ed9c76ec8 8309204: Obsolete DoReserveCopyInSuperWord 
Reviewed-by: kvn, thartmann
 2023-10-05 07:01:18 +00:00
Pengfei Li
96781ba33d 8312332: C2: Refactor SWPointer out from SuperWord 
Reviewed-by: epeter, kvn
 2023-09-15 01:02:44 +00:00
Christian Hagedorn
4b445753e6 8305637: Remove Opaque1 nodes for Parse Predicates and clean up useless predicate elimination 
Reviewed-by: roland, kvn
 2023-09-05 12:45:55 +00:00
Roland Westrelin
9def4538ab 8314580: PhaseIdealLoop::transform_long_range_checks fails with assert "was tested before" 
Reviewed-by: chagedorn, kvn
 2023-09-04 15:18:39 +00:00
Kim Barrett
c077be4768 8314694: Separate checked_cast from globalDefinitions.hpp 
Reviewed-by: stuefe, coleenp, sspitsyn
 2023-08-23 22:32:37 +00:00
Christian Hagedorn
dc01604756 8305636: Expand and clean up predicate classes and move them into separate files 
Reviewed-by: thartmann, roland
 2023-08-07 09:14:16 +00:00
Pengfei Li
a38582e941 8311691: C2: Remove legacy code related to PostLoopMultiversioning 
Reviewed-by: kvn, sviswanathan
 2023-07-13 01:45:52 +00:00
Roland Westrelin
690d626995 8307927: C2: "malformed control flow" with irreducible loop 
Reviewed-by: thartmann, epeter
 2023-06-29 07:43:46 +00:00
Eric Nothum
4a9cc8a000 8309266: C2: assert(final_con == (jlong)final_int) failed: final value should be integer 
Reviewed-by: roland, chagedorn
 2023-06-20 13:52:45 +00:00
Emanuel Peter
6c3e621f98 8308749: C2 failed: regular loops only (counted loop inside infinite loop) 
Reviewed-by: kvn, chagedorn
 2023-06-12 07:40:58 +00:00
Christian Hagedorn
dfd3da3f52 8307683: Loop Predication should not hoist range checks with trap on success projection by negating their condition 
Reviewed-by: thartmann, roland
 2023-06-01 08:04:45 +00:00
Emanuel Peter
1f1f604071 8302670: use-after-free related to PhaseIterGVN interaction with Unique_Node_List and Node_Stack 
Co-authored-by: Justin King <jcking@openjdk.org>
Reviewed-by: thartmann, chagedorn, jcking
 2023-05-30 07:14:50 +00:00
Roland Westrelin
bac02b6e9d 8305189: C2 failed "assert(_outcnt==1) failed: not unique" 
Reviewed-by: chagedorn, thartmann
 2023-05-26 09:04:31 +00:00
Christian Hagedorn
4f096eb7c9 8305635: Replace Parse Predicate IfNode with new ParsePredicateNode and route predicate queries through dedicated classes 
Reviewed-by: thartmann, kvn
 2023-05-25 09:40:19 +00:00
Emanuel Peter
26227a6ff8 8305073: Fix VerifyLoopOptimizations - step 2 - verify idom 
Reviewed-by: chagedorn, thartmann, kvn
 2023-05-23 11:25:01 +00:00
Emanuel Peter
06b0a5e038 8302652: [SuperWord] Reduction should happen after loop, when possible 
Reviewed-by: kvn, pli, jbhateja, sviswanathan
 2023-05-23 08:05:13 +00:00
Christian Hagedorn
19c8c30d1c 8305634: Renaming predicates, simple cleanups, and adding summary about current predicates 
Reviewed-by: epeter, thartmann, roland
 2023-05-16 13:30:07 +00:00
Dean Long
7fcb0fdcd4 8307139: Fix signed integer overflow in compiler code, part 1 
Reviewed-by: thartmann, rcastanedalo, kvn
 2023-05-11 18:06:43 +00:00
Roland Westrelin
d2b3eef0f2 8307131: C2: assert(false) failed: malformed control flow 
Reviewed-by: kvn, chagedorn, thartmann
 2023-05-09 09:54:22 +00:00
Roberto Castañeda Lozano
1be80a4445 8287087: C2: perform SLP reduction analysis on-demand 
Reviewed-by: epeter, jbhateja, thartmann
 2023-04-27 09:39:53 +00:00
Xin Liu
35e802374c 8306872: Rename Node_Array::Size() 
Reviewed-by: kvn, thartmann, shade
 2023-04-26 16:02:53 +00:00
Emanuel Peter
24c6af0637 8173709: Fix VerifyLoopOptimizations - step 1 - minimal infrastructure 
Reviewed-by: kvn, chagedorn, thartmann
 2023-04-04 06:28:57 +00:00