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201 Commits

Author SHA1 Message Date
Roland Westrelin
26efff7586 8309902: C2: assert(false) failed: Bad graph detected in build_loop_late after JDK-8305189 
Reviewed-by: kvn, chagedorn
 2023-06-29 15:05:49 +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
Emanuel Peter
526dba1a29 8310130: C2: assert(false) failed: scalar_input is neither phi nor a matchin reduction 
Reviewed-by: kvn, chagedorn
 2023-06-28 05:52:26 +00:00
Emanuel Peter
886ac1c261 8308606: C2 SuperWord: remove alignment checks when not required 
Reviewed-by: fgao, kvn, pli
 2023-06-21 06:40:50 +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
Axel Boldt-Christmas
a0595761ef 8310187: Improve Generational ZGC jtreg testing 
Reviewed-by: stefank, eosterlund, stuefe
 2023-06-20 10:08:13 +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
Tobias Holenstein
f5cbe53fdd 8027711: Unify wildcarding syntax for CompileCommand and CompileOnly 
Reviewed-by: kvn, thartmann, chagedorn
 2023-06-12 07:39:23 +00:00
Roberto Castañeda Lozano
3fa776d66a 8302673: [SuperWord] MaxReduction and MinReduction should vectorize for int 
Co-authored-by: Jatin Bhateja <jbhateja@openjdk.org>
Reviewed-by: epeter, kvn
 2023-06-05 07:08:33 +00:00
Emanuel Peter
22a9a86be0 8309268: C2: "assert(in_bb(n)) failed: must be" after JDK-8306302 
Reviewed-by: rcastanedalo, kvn, thartmann
 2023-06-05 06:43:13 +00:00
Sandhya Viswanathan
f9ad7df4da 8300865: C2: product reduction in ProdRed_Double is not vectorized 
Reviewed-by: fgao, epeter, kvn
 2023-05-31 22:39:54 +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
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
Emanuel Peter
ad0e5a99ca 8304720: SuperWord::schedule should rebuild C2-graph from SuperWord dependency-graph 
Reviewed-by: kvn, fgao
 2023-05-08 06:09:10 +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
Emanuel Peter
cc894d849a 8303466: C2: failed: malformed control flow. Limit type made precise with MaxL/MinL 
Reviewed-by: roland, kvn, chagedorn, thartmann
 2023-04-26 05:42:26 +00:00
Tobias Holenstein
0e0c022b1f 8305356: Fix ignored bad CompileCommands in tests 
Reviewed-by: thartmann, chagedorn
 2023-04-05 09:35:45 +00:00
Emanuel Peter
83a924a100 8304042: C2 SuperWord: schedule must remove packs with cyclic dependencies 
Reviewed-by: kvn, thartmann
 2023-04-05 04:52:11 +00:00
Emanuel Peter
01e6920581 8298935: fix independence bug in create_pack logic in SuperWord::find_adjacent_refs 
Reviewed-by: kvn, jbhateja
 2023-03-15 14:02:45 +00:00
Daniel Skantz
d20bde29f2 8294715: Add IR checks to the reduction vectorization tests 
Reviewed-by: rcastanedalo, epeter
 2023-03-13 07:33:46 +00:00
Roland Westrelin
5e232cf0a9 8303564: C2: "Bad graph detected in build_loop_late" after a CMove is wrongly split thru phi 
Reviewed-by: kvn, thartmann
 2023-03-09 07:59:32 +00:00
Emanuel Peter
d2660a6915 8303045: Remove RegionNode::LoopStatus::NeverIrreducibleEntry assert with wrong assumption 
Reviewed-by: chagedorn, kvn
 2023-02-27 07:15:27 +00:00
Tobias Holenstein
9b911b492f 8301959: Compile command in compiler.loopopts.TestRemoveEmptyCountedLoop does not work 
Reviewed-by: kvn, thartmann
 2023-02-16 13:51:11 +00:00
Emanuel Peter
a9a53f417d 8302152: Speed up tests with infinite loops, sleep less 
Reviewed-by: thartmann, kvn
 2023-02-15 07:35:23 +00:00
Emanuel Peter
ac7119f0d5 8280126: C2: detect and remove dead irreducible loops 
Reviewed-by: kvn, chagedorn, thartmann
 2023-02-08 07:45:09 +00:00
Emanuel Peter
8f195ff236 8298952: All nodes should have type(n) == Value(n) after IGVN 
Reviewed-by: kvn, thartmann, chagedorn
 2023-02-06 08:45:48 +00:00
Damon Fenacci
4b0e656bb6 8298118: split-if optimization causes empty loop to temporarily have more than one phi 
Reviewed-by: roland, thartmann, kvn
 2023-01-26 07:41:15 +00:00
Emanuel Peter
5a4945c0d9 8299975: Limit underflow protection CMoveINode in PhaseIdealLoop::do_unroll must also protect type from underflow 
Reviewed-by: roland, chagedorn
 2023-01-23 13:10:42 +00:00
Tobias Holenstein
97c611d029 8289748: C2 compiled code crashes with SIGFPE with -XX:+StressLCM and -XX:+StressGCM 
Reviewed-by: thartmann, chagedorn, kvn
 2023-01-20 14:20:32 +00:00
Emanuel Peter
d716ec5d30 8299179: ArrayFill with store on backedge needs to reduce length by 1 
Reviewed-by: thartmann, kvn
 2023-01-12 07:23:19 +00:00
Jesper Wilhelmsson
19ce23c645 Merge 2022-12-23 11:25:10 +00:00
Roland Westrelin
a0a09d56ba 8298176: remove OpaqueZeroTripGuardPostLoop once main-loop disappears 
Reviewed-by: thartmann, chagedorn, kvn
 2022-12-22 08:56:00 +00:00
Jesper Wilhelmsson
c5a4a7a679 Merge 2022-12-20 11:40:56 +00:00
Emanuel Peter
da38d43fcc 8296412: Special case infinite loops with unmerged backedges in IdealLoopTree::check_safepts 
Reviewed-by: chagedorn, kvn, thartmann
 2022-12-19 12:21:50 +00:00
Tobias Hartmann
9e10f00edb 8298919: Add a regression test for JDK-8298520 
Reviewed-by: chagedorn, roland
 2022-12-16 14:39:48 +00:00
Emanuel Peter
736fcd49f7 8296318: use-def assert: special case undetected loops nested in infinite loops 
Reviewed-by: chagedorn, kvn
 2022-12-14 17:25:49 +00:00
Emanuel Peter
fabda24696 8296389: C2: PhaseCFG::convert_NeverBranch_to_Goto must handle both orders of successors 
Reviewed-by: thartmann, chagedorn
 2022-12-12 12:11:02 +00:00
Roland Westrelin
b7b996cb94 8298353: C2 fails with assert(opaq->outcnt() == 1 && opaq->in(1) == limit) failed 
Reviewed-by: chagedorn, thartmann, kvn
 2022-12-09 15:33:09 +00:00
Emanuel Peter
d562d3fcbe 8297642: PhaseIdealLoop::only_has_infinite_loops must detect all loops that never lead to termination 
Reviewed-by: thartmann, roland
 2022-12-08 15:29:26 +00:00
Christian Hagedorn
49b86224aa 8290850: C2: create_new_if_for_predicate() does not clone pinned phi input nodes resulting in a broken graph 
Reviewed-by: thartmann, kvn
 2022-12-08 11:23:42 +00:00
Roland Westrelin
86270e3068 8269820: C2 PhaseIdealLoop::do_unroll get wrong opaque node 
Reviewed-by: kvn, thartmann, chagedorn
 2022-12-07 14:16:50 +00:00
Christian Hagedorn
0bd04a6589 8297951: C2: Create skeleton predicates for all If nodes in loop predication 
Reviewed-by: thartmann, kvn
 2022-12-06 07:18:44 +00:00
Fei Gao
cc44419840 8295407: C2 crash: Error: ShouldNotReachHere() in multiple vector tests with -XX:-MonomorphicArrayCheck -XX:-UncommonNullCast 
Reviewed-by: thartmann, kvn
 2022-11-17 01:39:56 +00:00
Roland Westrelin
8c472e4816 8294217: Assertion failure: parsing found no loops but there are some 
Reviewed-by: chagedorn, thartmann
 2022-11-14 15:08:15 +00:00
Fei Gao
490fcd0c25 8293833: Error mixing types with -XX:+UseCMoveUnconditionally -XX:+UseVectorCmov 
Reviewed-by: chagedorn, kvn
 2022-10-18 02:00:53 +00:00
Jie Fu
6ed74ef654 8295005: compiler/loopopts/TestRemoveEmptyLoop.java fails with release VMs after JDK-8294839 
Reviewed-by: chagedorn, epeter
 2022-10-10 07:06:51 +00:00
Emanuel Peter
73f06468ae 8294839: Disable StressLongCountedLoop in compiler/loopopts/TestRemoveEmptyLoop.java 
Reviewed-by: thartmann, chagedorn
 2022-10-06 10:40:11 +00:00
Emanuel Peter
dd51f7e0b7 8293996: C2: fix and simplify IdealLoopTree::do_remove_empty_loop 
Reviewed-by: roland, thartmann, chagedorn
 2022-09-27 08:52:19 +00:00
Fei Gao
a4dc035a97 8290910: Wrong memory state is picked in SuperWord::co_locate_pack() 
Reviewed-by: chagedorn, kvn
 2022-09-23 01:26:21 +00:00