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* [Bug tree-optimization/110614] New: [14 Regression] ICE in vect_supportable_dr_alignment @ 2023-07-10 15:16 dje at gcc dot gnu.org 2023-07-10 15:16 ` [Bug tree-optimization/110614] " dje at gcc dot gnu.org ` (5 more replies) 0 siblings, 6 replies; 7+ messages in thread From: dje at gcc dot gnu.org @ 2023-07-10 15:16 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110614 Bug ID: 110614 Summary: [14 Regression] ICE in vect_supportable_dr_alignment Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: dje at gcc dot gnu.org Target Milestone: --- Target: powerpc*-*-* Beginning with commit dd86a5a69cbda40cf76388a65d3317c91cb2b501 Author: Richard Biener <rguenther@suse.de> Date: Thu Jun 22 11:40:46 2023 +0200 A number of GCC testsuite test cases ICE in vect_supportable_dr_alignment() gcc/testsuite/gcc.dg/torture/pr68379.c $ ./xgcc -B./ -S -O2 -mcpu=power7 pr68379.c during GIMPLE pass: vect pr68379.c: In function ‘fn1’: pr68379.c:6:1: internal compiler error: Segmentation fault 6 | fn1 () | ^~~ 0x10c1d833 crash_signal /home/dje/src/gcc/gcc/toplev.cc:314 0x11b4ebd0 vect_supportable_dr_alignment(vec_info*, dr_vec_info*, tree_node*, int) /home/dje/src/gcc/gcc/tree-vect-data-refs.cc:6833 0x11b53717 vect_enhance_data_refs_alignment(_loop_vec_info*) /home/dje/src/gcc/gcc/tree-vect-data-refs.cc:2044 0x10fc35bb vect_analyze_loop_2 /home/dje/src/gcc/gcc/tree-vect-loop.cc:2783 0x10fc4d8f vect_analyze_loop_1 /home/dje/src/gcc/gcc/tree-vect-loop.cc:3316 0x10fc56bb vect_analyze_loop(loop*, vec_info_shared*) /home/dje/src/gcc/gcc/tree-vect-loop.cc:3470 0x110174e7 try_vectorize_loop_1 /home/dje/src/gcc/gcc/tree-vectorizer.cc:1064 0x110174e7 try_vectorize_loop /home/dje/src/gcc/gcc/tree-vectorizer.cc:1180 0x11017fa3 execute /home/dje/src/gcc/gcc/tree-vectorizer.cc:1296 The test cases succeed with Power8, Power9, or Power10, but ICE with -mcpu=power7. command line option. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/110614] [14 Regression] ICE in vect_supportable_dr_alignment 2023-07-10 15:16 [Bug tree-optimization/110614] New: [14 Regression] ICE in vect_supportable_dr_alignment dje at gcc dot gnu.org @ 2023-07-10 15:16 ` dje at gcc dot gnu.org 2023-07-10 18:30 ` seurer at gcc dot gnu.org ` (4 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: dje at gcc dot gnu.org @ 2023-07-10 15:16 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110614 David Edelsohn <dje at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2023-07-10 Ever confirmed|0 |1 --- Comment #1 from David Edelsohn <dje at gcc dot gnu.org> --- Confirmed. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/110614] [14 Regression] ICE in vect_supportable_dr_alignment 2023-07-10 15:16 [Bug tree-optimization/110614] New: [14 Regression] ICE in vect_supportable_dr_alignment dje at gcc dot gnu.org 2023-07-10 15:16 ` [Bug tree-optimization/110614] " dje at gcc dot gnu.org @ 2023-07-10 18:30 ` seurer at gcc dot gnu.org 2023-07-11 7:44 ` rguenth at gcc dot gnu.org ` (3 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: seurer at gcc dot gnu.org @ 2023-07-10 18:30 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110614 --- Comment #2 from seurer at gcc dot gnu.org --- This may be a dupe of PR110616 (or vice-versa). ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/110614] [14 Regression] ICE in vect_supportable_dr_alignment 2023-07-10 15:16 [Bug tree-optimization/110614] New: [14 Regression] ICE in vect_supportable_dr_alignment dje at gcc dot gnu.org 2023-07-10 15:16 ` [Bug tree-optimization/110614] " dje at gcc dot gnu.org 2023-07-10 18:30 ` seurer at gcc dot gnu.org @ 2023-07-11 7:44 ` rguenth at gcc dot gnu.org 2023-07-11 8:54 ` rguenth at gcc dot gnu.org ` (2 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: rguenth at gcc dot gnu.org @ 2023-07-11 7:44 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110614 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |ASSIGNED Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org Target Milestone|--- |14.0 --- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- I will have a look. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/110614] [14 Regression] ICE in vect_supportable_dr_alignment 2023-07-10 15:16 [Bug tree-optimization/110614] New: [14 Regression] ICE in vect_supportable_dr_alignment dje at gcc dot gnu.org ` (2 preceding siblings ...) 2023-07-11 7:44 ` rguenth at gcc dot gnu.org @ 2023-07-11 8:54 ` rguenth at gcc dot gnu.org 2023-07-11 10:23 ` cvs-commit at gcc dot gnu.org 2023-07-11 10:31 ` rguenth at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: rguenth at gcc dot gnu.org @ 2023-07-11 8:54 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110614 --- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> --- *** Bug 110616 has been marked as a duplicate of this bug. *** ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/110614] [14 Regression] ICE in vect_supportable_dr_alignment 2023-07-10 15:16 [Bug tree-optimization/110614] New: [14 Regression] ICE in vect_supportable_dr_alignment dje at gcc dot gnu.org ` (3 preceding siblings ...) 2023-07-11 8:54 ` rguenth at gcc dot gnu.org @ 2023-07-11 10:23 ` cvs-commit at gcc dot gnu.org 2023-07-11 10:31 ` rguenth at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: cvs-commit at gcc dot gnu.org @ 2023-07-11 10:23 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110614 --- Comment #5 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Richard Biener <rguenth@gcc.gnu.org>: https://gcc.gnu.org/g:4736ddd11874fe215662ac18877ce8eded1f5976 commit r14-2430-g4736ddd11874fe215662ac18877ce8eded1f5976 Author: Richard Biener <rguenther@suse.de> Date: Tue Jul 11 10:40:19 2023 +0200 tree-optimization/110614 - SLP splat and re-align (optimized) The following properly guards the re-align (optimized) paths used on old power CPUs for the added case of SLP splats from non-grouped loads. Testcases are existing in dg-torture. PR tree-optimization/110614 * tree-vect-data-refs.cc (vect_supportable_dr_alignment): SLP splats are not suitable for re-align ops. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/110614] [14 Regression] ICE in vect_supportable_dr_alignment 2023-07-10 15:16 [Bug tree-optimization/110614] New: [14 Regression] ICE in vect_supportable_dr_alignment dje at gcc dot gnu.org ` (4 preceding siblings ...) 2023-07-11 10:23 ` cvs-commit at gcc dot gnu.org @ 2023-07-11 10:31 ` rguenth at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: rguenth at gcc dot gnu.org @ 2023-07-11 10:31 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110614 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED --- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> --- Should be fixed. Thanks for reporting. ^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2023-07-11 10:31 UTC | newest] Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2023-07-10 15:16 [Bug tree-optimization/110614] New: [14 Regression] ICE in vect_supportable_dr_alignment dje at gcc dot gnu.org 2023-07-10 15:16 ` [Bug tree-optimization/110614] " dje at gcc dot gnu.org 2023-07-10 18:30 ` seurer at gcc dot gnu.org 2023-07-11 7:44 ` rguenth at gcc dot gnu.org 2023-07-11 8:54 ` rguenth at gcc dot gnu.org 2023-07-11 10:23 ` cvs-commit at gcc dot gnu.org 2023-07-11 10:31 ` rguenth at gcc dot gnu.org
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