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648 Commits

Author SHA1 Message Date
Stefan Karlsson
77bdc30650 8247470: Fix CHeap GrowableArray NMT accounting 
Reviewed-by: coleenp, tschatzl, kbarrett
 2020-06-16 09:37:53 +02:00
Christian Hagedorn
08df6a1f15 8246203: Segmentation fault in verification due to stack overflow with -XX:+VerifyIterativeGVN 
Replace the recursive verification algorithm with an iterative one to avoid a stack overflow for large graphs.

Reviewed-by: kvn, thartmann
 2020-06-15 09:50:11 +02:00
Yang Zhang
3752a81ec8 8244926: Add absolute check for int/long to generate Abs nodes 
Reviewed-by: neliasso, thartmann
 2020-06-15 06:05:17 +00:00
Jesper Wilhelmsson
af83d6ab25 Merge 2020-06-13 01:00:00 +02:00
Xin Liu
892d998587 8139046: Compiler Control: IGVPrintLevel directive should set PrintIdealGraph 
Make !PrintIdealGraph a synonym for PrintIdealGraphLevel=-1 => print nothing

Reviewed-by: simonis, phh, neliasso
 2020-06-12 13:33:29 -07:00
Roland Westrelin
9c99008aff 8245714: "Bad graph detected in build_loop_late" when loads are pinned on loop limit check uncommon branch 
Reviewed-by: thartmann
 2020-05-28 13:21:54 +02:00
Roland Westrelin
01cfedf2c9 8244086: Following 8241492, strip mined loop may run extra iterations 
Reviewed-by: mdoerr, thartmann
 2020-04-29 10:06:38 +02:00
Tobias Hartmann
5793b0633a 8246153: TestEliminateArrayCopy fails with -XX:+StressReflectiveCode 
Use the memory input instead of the control input to find the membar.

Reviewed-by: kvn, neliasso
 2020-06-02 09:07:53 +02:00
Pengfei Li
30aa1b0689 8245158: C2: Enable SLP for some manually unrolled loops 
In SuperWord::find_align_to_ref(), only discard unalignable memory ops if memory references should be aligned on this platform.

Reviewed-by: roland, thartmann
 2020-06-02 03:34:15 +00:00
Coleen Phillimore
5314d28f84 8245289: Clean up offset code in JavaClasses 
Make offset member names consistent and private, move static initializations near owning classes

Reviewed-by: fparain, lfoltan
 2020-05-29 15:00:19 -04:00
Mikael Vidstedt
919f10c407 8245864: Obsolete BranchOnRegister 
Reviewed-by: thartmann, kvn
 2020-05-28 09:08:53 -07:00
Roland Westrelin
57388f807f 8244504: C2: refactor counted loop code in preparation for long counted loop 
Reviewed-by: jrose, thartmann
 2020-05-28 14:34:01 +02:00
Xiaohong Gong
bc669dfc82 8243339: AArch64: Obsolete UseBarriersForVolatile option 
Reviewed-by: adinn, aph, drwhite
 2020-05-27 15:17:09 +08:00
Mikael Vidstedt
1401fe0087 8245521: Remove STACK_BIAS 
Reviewed-by: dholmes, mbaesken, kvn
 2020-05-26 12:36:59 -07:00
Mikael Vidstedt
071bd521bc 8244224: Implementation of JEP 381: Remove the Solaris and SPARC Ports 
Reviewed-by: alanb, bchristi, dcubed, dfuchs, eosterlund, erikj, glaubitz, ihse, iignatyev, jjiang, kbarrett, ksrini, kvn, naoto, prr, rriggs, serb, sspitsyn, stefank, tschatzl, valeriep, weijun, weijun
 2020-05-20 17:33:37 -07:00
Martin Doerr
76b76654d2 8235673: [C1, C2] Split inlining control flags 
Reviewed-by: neliasso, kvn, thartmann
 2020-05-18 10:57:16 +02:00
Ioi Lam
92d1c4a61a 8244775: Remove unnecessary dependency to jfrEvents.hpp 
Reviewed-by: kbarrett, kvn
 2020-05-13 10:56:51 -07:00
Patricio Chilano Mateo
398a2b3c37 8231264: Implementation of JEP 374: Disable biased-locking and deprecate all flags related to biased-locking 
Changed default value of UseBiasedLocking to false and deprecated related flags.

Reviewed-by: dholmes, dcubed
 2020-05-13 15:47:10 +00:00
Erik Österlund
382e5dc334 8241825: Make compressed oops and compressed class pointers independent (x86_64, PPC, S390) 
Reviewed-by: coleenp, fparain, stuefe, mdoerr
 2020-05-13 09:36:12 +00:00
Yong Zhou
dc54da232d 8244407: JVM crashes after transformation in C2 IdealLoopTree::split_fall_in 
Reviewed-by: thartmann, kvn
 2020-05-13 07:25:47 +08:00
Xin Liu
52e1bec7bc 8022574: remove HaltNode code after uncommon trap calls 
Reviewed-by: thartmann, mdoerr, simonis
 2020-05-12 10:59:12 +02:00
Eric Liu
babaab2edb 8242429: Better implementation for sign extract 
Reviewed-by: vlivanov, thartmann
 2020-05-12 10:19:01 +08:00
Christian Hagedorn
3887904c16 8244207: Simplify usage of Compile::print_method() when debugging with gdb and enable its use with rr 
Improve debugging with usage of Compile::print_method() for IGV at breakpoints from gdb and rr.

Reviewed-by: kvn, thartmann
 2020-05-11 12:57:39 +02:00
Christian Hagedorn
09912cc509 8244182: Use root node as default for find_node when called from debugger 
Improve find_node for simpler debugging.

Reviewed-by: roland, thartmann
 2020-05-04 10:27:46 +02:00
Jatin Bhateja
f0f7070cb5 8244186: assertion failure test/jdk/javax/net/ssl/DTLS/RespondToRetransmit.java 
Removing an assertion which prevents logic folding over cones already having a MacroLogic node.

Reviewed-by: kvn
 2020-05-02 20:37:56 +05:30
Roland Westrelin
3cb0f002b3 8242502: UnexpectedDeoptimizationTest.java failed "assert(phase->type(obj)->isa_oopptr()) failed: only for oop input" 
Reviewed-by: kvn, thartmann
 2020-04-15 10:56:30 +02:00
Roland Westrelin
f0b37f161b 8239569: PublicMethodsTest.java failed due to NPE in java.base/java.nio.file.FileSystems.getFileSystem(FileSystems.java:230) 
Reviewed-by: thartmann, kvn
 2020-04-23 15:54:08 +02:00
Tobias Hartmann
0c7e01fa32 8242108: Performance regression after fix for JDK-8229496 
Backed out the fix for 8229496.

Reviewed-by: kvn, roland
 2020-04-22 16:22:53 +02:00
Mandy Chung
7cc1371059 8238358: Implementation of JEP 371: Hidden Classes 
Co-authored-by: Lois Foltan <lois.foltan@oracle.com>
Co-authored-by: David Holmes <david.holmes@oracle.com>
Co-authored-by: Harold Seigel <harold.seigel@oracle.com>
Co-authored-by: Serguei Spitsyn <serguei.spitsyn@oracle.com>
Co-authored-by: Alex Buckley <alex.buckley@oracle.com>
Co-authored-by: Jamsheed Mohammed C M <jamsheed.c.m@oracle.com>
Co-authored-by: Jan Lahoda <jan.lahoda@oracle.com>
Co-authored-by: Amy Lu <amy.lu@oracle.com>
Reviewed-by: alanb, cjplummer, coleenp, dholmes, dlong, forax, jlahoda, psandoz, plevart, sspitsyn, vromero
 2020-04-21 06:55:38 -07:00
Vladimir Ivanov
430f8020fd 8242492: C2: Remove Matcher::vector_shift_count_ideal_reg() 
Reviewed-by: kvn
 2020-04-17 17:59:15 +03:00
Vladimir Ivanov
078c027441 8242491: C2: assert(v2->bottom_type() == vt) failed: mismatch when creating MacroLogicV 
Reviewed-by: kvn, sviswanathan, jbhateja
 2020-04-17 17:58:52 +03:00
Vladimir Ivanov
1d7dee9ae4 8242289: C2: Support platform-specific node cloning in Matcher 
Reviewed-by: kvn
 2020-04-09 21:29:34 +03:00
Erik Österlund
76a8557d0c 8241438: Move IntelJccErratum mitigation code to platform-specific code 
Reviewed-by: vlivanov, kvn
 2020-04-08 15:34:56 +00:00
Roland Westrelin
6405d75070 8241900: Loop unswitching may cause dependence on null check to be lost 
Reviewed-by: thartmann, kvn
 2020-04-02 15:03:27 +02:00
Tobias Hartmann
3d36ef14b3 8241997: Scalar replacement of cloned array is broken after JDK-8238759 
Replacement code still expected ArrayCopyNode::Dest to be an AddPNode.

Reviewed-by: roland, neliasso
 2020-04-06 09:52:28 +02:00
Roland Westrelin
048c5c0ddd 8241041: C2: "assert((Value(phase) == t) || (t != TypeInt::CC_GT && t != TypeInt::CC_EQ)) failed: missing Value() optimization" still happens after fix for 8239335 
Reviewed-by: thartmann, neliasso
 2020-03-23 10:06:33 +01:00
Jatin Bhateja
5532b27d22 8241040: Support for AVX-512 Ternary Logic Instruction 
A new pass has been added which folds expression tree involving vector boolean logic operations into a MacroLogic node.

Reviewed-by: vlivanov, neliasso
 2020-04-02 22:38:23 +05:30
Roland Westrelin
ea56776ef5 8239072: subtype check macro node causes node budget to be exhausted 
Reviewed-by: vlivanov, kvn
 2020-03-31 10:40:17 +02:00
Roland Westrelin
73ddea766a 8241492: Strip mining not working for test/hotspot/jtreg/compiler/c2/Test6850611.java 
Reviewed-by: mdoerr, thartmann, neliasso
 2020-03-24 17:56:15 +01:00
Robbin Ehn
bf41f548e1 8220051: Remove global safepoint code 
Reviewed-by: mdoerr, dcubed, eosterlund, bulasevich, coleenp
 2020-04-01 14:54:44 +02:00
Jamsheed Mohammed C M
211e529373 8193210: [JVMCI/Graal] add JFR compiler phase/inlining events 
C++ EventCompilerPhase/EventCompilerInlining definitions are extended for JVMCI use.

Reviewed-by: dnsimon, egahlin, kvn, mgronlun, thartmann
 2020-03-27 09:47:13 -07:00
Vladimir Ivanov
536e062a56 8241436: C2: Factor out C2-specific code from MacroAssembler 
Reviewed-by: mdoerr, kvn, adinn
 2020-03-27 13:42:57 +03:00
Roland Westrelin
5ff2d7baaa 8240676: Meet not symmetric failure when running lucene on jdk8 
Reviewed-by: kvn, thartmann
 2020-03-24 11:06:26 +01:00
Christian Hagedorn
307b376a9b 8241595: Fix missing debug_orig information in Ideal Graph Visualizer 
Show missing debug_orig information for nodes in Ideal Graph Visualizer.

Reviewed-by: kvn, neliasso
 2020-03-26 13:43:51 +01:00
Roland Westrelin
b8f8dea9c2 8241365: Define Unique_Node_List::contains() to prevent usage by mistake 
Reviewed-by: kvn, thartmann
 2020-03-20 13:58:05 +01:00
Roland Westrelin
eb003a7382 8240335: C2: assert(found_sfpt) failed: no node in loop that's not input to safepoint 
Reviewed-by: kvn, thartmann
 2020-03-20 13:56:12 +01:00
Christian Hagedorn
c01e986cc9 8237859: C2: Crash when loads float above range check 
Fix control edges of predicates to data nodes when creating pre/main/post loops.

Reviewed-by: neliasso, thartmann, roland
 2020-03-25 14:41:52 +01:00
Tobias Hartmann
ca85500615 8240905: assert(mem == (Node*)1 || mem == mem2) failed: multiple Memories being matched at once? 
Stop recursion if there are multiple loads with different memory inputs in the tree.

Reviewed-by: kvn, vlivanov
 2020-03-24 17:39:52 +01:00
Sandhya Viswanathan
398ce2948c 8240248: Extend superword reduction optimizations for x86 
Add support for and, or, xor reduction

Co-authored-by: Shravya Rukmannagari <shravya.rukmannagari@intel.com>
Reviewed-by: vlivanov, thartmann
 2020-03-23 10:26:40 -07:00
Roland Westrelin
c9faf88cb7 8240795: [REDO] 8238384 CTW: C2 compilation fails with "assert(store != load->find_exact_control(load->in(0))) failed: dependence cycle found" 
Reviewed-by: kvn, thartmann
 2020-03-13 16:32:51 +01:00