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93 Commits

Author SHA1 Message Date
Tobias Hartmann
b137ad640d 8388441 2026-07-31 09:37:41 +02:00
David Simms
cc278dbb8a 8389219: Implement JEP 401: Value Objects (Preview) 
8389220: Implement JEP 539: Strict Field Initialization in the JVM (Preview)

Co-authored-by: David Simms <dsimms@openjdk.org>
Co-authored-by: Dan Smith <dlsmith@openjdk.org>
Co-authored-by: Frederic Parain <fparain@openjdk.org>
Co-authored-by: Tobias Hartmann <thartmann@openjdk.org>
Co-authored-by: Roger Riggs <rriggs@openjdk.org>
Co-authored-by: Vicente Romero <vromero@openjdk.org>
Co-authored-by: Axel Boldt-Christmas <aboldtch@openjdk.org>
Co-authored-by: Karen Kinnear <acorn@openjdk.org>
Co-authored-by: Alex Menkov <amenkov@openjdk.org>
Co-authored-by: Bill Huang <bhuang@openjdk.org>
Co-authored-by: Benoît Maillard <bmaillard@openjdk.org>
Co-authored-by: Christian Hagedorn <chagedorn@openjdk.org>
Co-authored-by: Chris Plummer <cjplummer@openjdk.org>
Co-authored-by: Casper Norrbin <cnorrbin@openjdk.org>
Co-authored-by: Coleen Phillimore <coleenp@openjdk.org>
Co-authored-by: David Beaumont <dbeaumont@openjdk.org>
Co-authored-by: Daniel D. Daugherty <dcubed@openjdk.org>
Co-authored-by: Damon Fenacci <dfenacci@openjdk.org>
Co-authored-by: David Holmes <dholmes@openjdk.org>
Co-authored-by: Dmitry Samersoff <dsamersoff@openjdk.org>
Co-authored-by: Eric Caspole <ecaspole@openjdk.org>
Co-authored-by: Evgeny Nikitin <enikitin@openjdk.org>
Co-authored-by: Ekaterina Pavlova <epavlova@openjdk.org>
Co-authored-by: Fei Yang <fyang@openjdk.org>
Co-authored-by: Dan Heidinga <heidinga@openjdk.org>
Co-authored-by: Harold Seigel <hseigel@openjdk.org>
Co-authored-by: Ioi Lam <iklam@openjdk.org>
Co-authored-by: Ivan Walulya <iwalulya@openjdk.org>
Co-authored-by: Jatin Bhateja <jbhateja@openjdk.org>
Co-authored-by: Jan Lahoda <jlahoda@openjdk.org>
Co-authored-by: Jim Laskey <jlaskey@openjdk.org>
Co-authored-by: John R Rose <jrose@openjdk.org>
Co-authored-by: Joel Sikström <jsikstro@openjdk.org>
Co-authored-by: Lois Foltan <lfoltan@openjdk.org>
Co-authored-by: Chen Liang <liach@openjdk.org>
Co-authored-by: Leonid Mesnik <lmesnik@openjdk.org>
Co-authored-by: Matias Saavedra Silva <matsaave@openjdk.org>
Co-authored-by: Marc Chevalier <mchevalier@openjdk.org>
Co-authored-by: Mandy Chung <mchung@openjdk.org>
Co-authored-by: Maurizio Cimadamore <mcimadamore@openjdk.org>
Co-authored-by: Markus Grönlund <mgronlun@openjdk.org>
Co-authored-by: Manuel Hässig <mhaessig@openjdk.org>
Co-authored-by: Nick Gasson <ngasson@openjdk.org>
Co-authored-by: Patricio Chilano Mateo <pchilanomate@openjdk.org>
Co-authored-by: Paul Hübner <phubner@openjdk.org>
Co-authored-by: Paul Sandoz <psandoz@openjdk.org>
Co-authored-by: Quan Anh Mai <qamai@openjdk.org>
Co-authored-by: Roberto Castañeda Lozano <rcastanedalo@openjdk.org>
Co-authored-by: Roland Westrelin <roland@openjdk.org>
Co-authored-by: Srikanth Adayapalam <sadayapalam@openjdk.org>
Co-authored-by: Aleksey Shipilev <shade@openjdk.org>
Co-authored-by: Stefan Johansson <sjohanss@openjdk.org>
Co-authored-by: Sergey Kuksenko <skuksenko@openjdk.org>
Co-authored-by: Serguei Spitsyn <sspitsyn@openjdk.org>
Co-authored-by: Stefan Karlsson <stefank@openjdk.org>
Co-authored-by: Thomas Stuefe <stuefe@openjdk.org>
Co-authored-by: Thomas Schatzl <tschatzl@openjdk.org>
Co-authored-by: Zoltan Majo <zmajo@openjdk.org>
Co-authored-by: Alan Bateman <alanb@openjdk.org>
Co-authored-by: Jaikiran Pai <jpai@openjdk.org>
Co-authored-by: Martin Doerr <mdoerr@openjdk.org>
Co-authored-by: Richard Reingruber <rrich@openjdk.org>
Co-authored-by: Feilong Jiang <fjiang@openjdk.org>
Co-authored-by: Daisuke Yamazaki <dyama@openjdk.org>
Reviewed-by: mcimadamore, liach, darcy, dcubed, aboldtch, coleenp, iklam, jlahoda, dlong, jpai, vklang, heidinga, sspitsyn, cjplummer
 2026-07-31 00:45:12 +00:00
Vladimir Ivanov
121165ec91 8290892: C2: Intrinsify Reference.reachabilityFence 
Co-authored-by: Tobias Holenstein <tholenstein@openjdk.org>
Co-authored-by: Vladimir Ivanov <vlivanov@openjdk.org>
Reviewed-by: dlong, epeter
 2026-04-13 16:49:57 +00:00
Manuel Hässig
f31421266f 8370416: C2: Optimizing away arraycopy leads to wrong execution 
Co-authored-by: Olivier Mattmann <olivier.mattmann@bluewin.ch>
Co-authored-by: Roland Westrelin <roland@openjdk.org>
Co-authored-by: Emanuel Peter <epeter@openjdk.org>
Co-authored-by: Tobias Hartmann <thartmann@openjdk.org>
Co-authored-by: Christian Hagedorn <chagedorn@openjdk.org>
Co-authored-by: Quan Anh Mai <qamai@openjdk.org>
Reviewed-by: epeter, qamai
 2026-04-07 07:35:50 +00:00
Kangcheng Xu
9658c19afd 8378713: C2: performance regression due to missing constant folding for Math.pow() 
Reviewed-by: roland, mchevalier
 2026-03-24 16:16:51 +00:00
Guanqiang Han
caf37add7a 8374789: C2: refactor GraphKit code that create AddP nodes for raw memory to use helper method 
Reviewed-by: chagedorn, qamai
 2026-03-23 08:11:22 +00:00
Roland Westrelin
d4960980cc 8373143: C2: verify that adr_type and adr's type match in LoadNode::make and StoreNode::make 
Reviewed-by: qamai, bmaillard
 2026-03-11 14:33:19 +00:00
Roland Westrelin
6e9256cb61 8373343: C2: verify AddP base input only set for heap addresses 
Reviewed-by: dlong, chagedorn, qamai
 2026-01-22 10:37:26 +00:00
Aleksey Shipilev
423132895d 8374698: Stub names should look more like identifiers 
Reviewed-by: adinn, kvn
 2026-01-09 07:16:58 +00:00
Roland Westrelin
2735140147 8370939: C2: SIGSEGV in SafePointNode::verify_input when processing MH call from Compile::process_late_inline_calls_no_inline() 
Reviewed-by: thartmann, vlivanov
 2025-12-04 15:25:37 +00:00
Daniel Lundén
39211e7fac 8369569: Rename methods in regmask.hpp to conform with HotSpot coding style 
Reviewed-by: aseoane, rcastanedalo, epeter
 2025-10-20 07:49:01 +00:00
Damon Fenacci
85877e2022 8355354: C2 crashed: assert(_callee == nullptr || _callee == m) failed: repeated inline attempt with different callee 
Reviewed-by: vlivanov, dlong
 2025-10-06 06:17:48 +00:00
Vladimir Ivanov
9cca4f7c76 8358751: C2: Recursive inlining check for compiled lambda forms is broken 
Reviewed-by: dlong, roland
 2025-09-05 16:44:08 +00:00
Marc Chevalier
ed70910b0f 8347901: C2 should remove unused leaf / pure runtime calls 
Reviewed-by: thartmann, vlivanov
 2025-07-22 08:48:07 +00:00
hanguanqiang
45300dd123 8358568: Purge obsolete/broken GenerateSynchronizationCode flag 
Reviewed-by: thartmann, shade
 2025-07-07 05:22:44 +00:00
Manuel Hässig
9ae39b62b9 8355276: Sort C2 includes 
Reviewed-by: kvn, thartmann
 2025-06-23 07:47:17 +00:00
Aleksey Shipilev
db6fa5923c 8355617: Remove historical debug_only macro in favor of DEBUG_ONLY 
Reviewed-by: stefank, kbarrett, jwaters
 2025-04-28 08:43:14 +00:00
Damon Fenacci
d9f2e69215 8352963: [REDO] Missing late inline cleanup causes compiler/vectorapi/VectorLogicalOpIdentityTest.java IR failure 
Reviewed-by: vlivanov, thartmann
 2025-04-08 13:05:15 +00:00
Tobias Hartmann
84d3dc75e4 8352965: [BACKOUT] 8302459: Missing late inline cleanup causes compiler/vectorapi/VectorLogicalOpIdentityTest.java IR failure 
Reviewed-by: chagedorn
 2025-03-26 12:32:52 +00:00
Damon Fenacci
2e4d7d1846 8302459: Missing late inline cleanup causes compiler/vectorapi/VectorLogicalOpIdentityTest.java IR failure 
Co-authored-by: Vladimir Ivanov <vlivanov@openjdk.org>
Reviewed-by: thartmann, vlivanov
 2025-03-26 07:07:48 +00:00
Marc Chevalier
466f82a499 8314999: IR framework fails to detect allocation 
Reviewed-by: chagedorn, thartmann
 2025-03-21 08:53:56 +00:00
Stefan Karlsson
c33c1cfe73 8347909: Automatic precompiled.hpp inclusion 
Reviewed-by: lkorinth, erikj, dholmes, ihse
 2025-01-21 10:21:24 +00:00
Theo Weidmann
f54e0bf267 8345766: C2 should emit macro nodes for ModF/ModD instead of calls during parsing 
Reviewed-by: kvn, epeter
 2025-01-21 09:15:18 +00:00
Amit Kumar
f5573f5cbd 8330851: C2: More efficient TypeFunc creation 
Reviewed-by: vlivanov, dlong
 2025-01-17 10:21:15 +00:00
Roman Kennke
44ec501a41 8305895: Implement JEP 450: Compact Object Headers (Experimental) 
Co-authored-by: Sandhya Viswanathan <sviswanathan@openjdk.org>
Co-authored-by: Martin Doerr <mdoerr@openjdk.org>
Co-authored-by: Hamlin Li <mli@openjdk.org>
Co-authored-by: Thomas Stuefe <stuefe@openjdk.org>
Co-authored-by: Amit Kumar <amitkumar@openjdk.org>
Co-authored-by: Stefan Karlsson <stefank@openjdk.org>
Co-authored-by: Coleen Phillimore <coleenp@openjdk.org>
Co-authored-by: Axel Boldt-Christmas <aboldtch@openjdk.org>
Reviewed-by: coleenp, stefank, stuefe, phh, ihse, lmesnik, tschatzl, matsaave, rcastanedalo, vpaprotski, yzheng, egahlin
 2024-11-08 17:21:39 +00:00
Hamlin Li
580eb62dc0 8320500: [vectorapi] RISC-V: Optimize vector math operations with SLEEF 
Reviewed-by: luhenry, ihse, erikj, fyang, rehn
 2024-10-08 15:15:13 +00:00
Aleksey Shipilev
5d965f36d3 8336466: C2: Parser incorrectly/unnecessarily checks for clinits 
Reviewed-by: kvn, thartmann
 2024-07-19 08:34:47 +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
Vladimir Kozlov
9c89f0861c 8334421: assert(!oldbox->is_unbalanced()) failed: this should not be called for unbalanced region 
Reviewed-by: vlivanov, thartmann
 2024-06-25 16:04:03 +00:00
Vladimir Kozlov
b938a5c9ed 8324969: C2: prevent elimination of unbalanced coarsened locking regions 
Reviewed-by: epeter, vlivanov, dlong
 2024-02-28 16:04:47 +00:00
Damon Fenacci
6d911f68a3 8317299: safepoint scalarization doesn't keep track of the depth of the JVM state 
Reviewed-by: thartmann, vlivanov
 2024-02-06 07:53:03 +00:00
Kim Barrett
122bc7770e 8322758: Eliminate -Wparentheses warnings in C2 code 
Reviewed-by: aph, kvn
 2024-01-02 22:32:58 +00:00
Joshua Cao
7263e25d9b 8322490: cleanup CastNode construction 
Reviewed-by: chagedorn, phh
 2023-12-22 21:08:45 +00:00
Martin Doerr
368e4f60a9 8315801: [PPC64] JNI code should be more similar to the Panama implementation 
Reviewed-by: rrich, lucy
 2023-11-17 11:49:21 +00:00
Cesar Soares Lucas
a53345ad03 8287061: Support for rematerializing scalar replaced objects participating in allocation merges 
Reviewed-by: kvn, vlivanov
 2023-07-17 23:01:35 +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
Johan Sjölen
5726d31e56 8301074: Replace NULL with nullptr in share/opto/ 
Reviewed-by: kvn, jwilhelm
 2023-03-09 20:28:26 +00:00
Xue-Lei Andrew Fan
e80b5ea448 8299635: Hotspot update for deprecated sprintf in Xcode 14 
Reviewed-by: dholmes, mikael
 2023-01-25 15:42:53 +00:00
Roland Westrelin
1ea0d6b424 8292301: [REDO v2] C2 crash when allocating array of size too large 
Reviewed-by: xliu, thartmann, kvn
 2022-09-28 07:16:59 +00:00
Emanuel Peter
83abfa5d82 8255670: Improve C2's detection of modified nodes 
Reviewed-by: kvn, thartmann, roland
 2022-09-22 07:44:50 +00:00
Emanuel Peter
dbb2c4b6ac 8288897: Clean up node dump code 
Reviewed-by: chagedorn, xliu
 2022-09-05 14:27:00 +00:00
David Holmes
77cd917a97 Merge 2022-08-14 20:05:10 +00:00
Vladimir Kozlov
967a28c3d8 8292260: [BACKOUT] JDK-8279219: [REDO] C2 crash when allocating array of size too large 
Reviewed-by: vlivanov
 2022-08-12 20:24:53 +00:00
Vladimir Kozlov
70fce07a38 8290246: test fails "assert(init != __null) failed: initialization not found" 
Reviewed-by: dlong, iveresov
 2022-07-15 05:07:21 +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
Emanuel Peter
33ed0365c3 8283775: better dump: VM support for graph querying in debugger with BFS traversal and node filtering 
Reviewed-by: kvn, chagedorn, thartmann, rcastanedalo
 2022-06-13 11:46:13 +00:00
Jorn Vernee
81e4bdbe13 8283689: Update the foreign linker VM implementation 
Co-authored-by: Jorn Vernee <jvernee@openjdk.org>
Co-authored-by: Nick Gasson <ngasson@openjdk.org>
Reviewed-by: mcimadamore, vlivanov, rehn
 2022-05-18 09:49:55 +00:00
Roland Westrelin
aa7ccdf445 8275201: C2: hide klass() accessor from TypeOopPtr and typeKlassPtr subclasses 
Reviewed-by: vlivanov, iveresov
 2022-05-11 07:25:49 +00:00
Magnus Ihse Bursie
4594696f54 8284903: Fix typos in hotspot 
Reviewed-by: cjplummer, coleenp, kvn, lucy, stefank
 2022-04-19 19:10:52 +00:00
Wu Yan
0c04bf8e59 8284198: Undo JDK-8261137: Optimization of Box nodes in uncommon_trap 
Reviewed-by: kvn, thartmann
 2022-04-11 06:23:09 +00:00