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* [Bug tree-optimization/96483] New: ICE in code hoisting with AArch64 SVE2 intrinsics @ 2020-08-05 11:59 ktkachov at gcc dot gnu.org 2020-08-05 12:00 ` [Bug tree-optimization/96483] " ktkachov at gcc dot gnu.org ` (5 more replies) 0 siblings, 6 replies; 7+ messages in thread From: ktkachov at gcc dot gnu.org @ 2020-08-05 11:59 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96483 Bug ID: 96483 Summary: ICE in code hoisting with AArch64 SVE2 intrinsics Product: gcc Version: unknown Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: ktkachov at gcc dot gnu.org Target Milestone: --- Target: aarch64*-*-* The following (reduced) testcase ICEs on aarch64 with -O2 -w -march=armv8.2-a+sve2 GCC 10 and trunk ICE. Since the SVE2 intrinsics were introduced in GCC 10 it's not a regression. during GIMPLE pass: pre red.c: In function 'u': red.c:25:1: internal compiler error: in create_component_ref_by_pieces_1, at tree-ssa-pre.c:2659 25 | u () { | ^ 0xfc03c8 create_component_ref_by_pieces_1 $SRC/gcc/tree-ssa-pre.c:2659 0xfbe4fc create_expression_by_pieces $SRC/gcc/tree-ssa-pre.c:2795 0xfc215b do_hoist_insertion $SRC/gcc/tree-ssa-pre.c:3587 0xfc215b insert $SRC/gcc/tree-ssa-pre.c:3674 0xfc215b execute $SRC/gcc/tree-ssa-pre.c:4224 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. include "arm_sve.h" typedef unsigned long a; void b (svuint8_t *c, int d, char e, int f, char g, int h) { svbool_t i = svwhilegt_b8(svcntb(), (a)d); *c = svld1_u8(i, d); } void j (struct k *ci, long l, svuint8_t *m, svuint8_t *n, int o, char p, int w) { int q = 0, r, s; if (l) b(m, q, ci, r, ci, s); x(m); } void t (svuint8_t *c, int d, char p, struct k *ci, long offset) { j(ci, offset, c, 0, d, p, 6); } void u () { for (;;) { int ci, d; long offset; svuint8_t v; t(&v, d, 1, ci, offset); } } ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/96483] ICE in code hoisting with AArch64 SVE2 intrinsics 2020-08-05 11:59 [Bug tree-optimization/96483] New: ICE in code hoisting with AArch64 SVE2 intrinsics ktkachov at gcc dot gnu.org @ 2020-08-05 12:00 ` ktkachov at gcc dot gnu.org 2020-08-06 7:30 ` rguenth at gcc dot gnu.org ` (4 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: ktkachov at gcc dot gnu.org @ 2020-08-05 12:00 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96483 ktkachov at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |10.3 Known to fail| |10.1.1, 11.0 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/96483] ICE in code hoisting with AArch64 SVE2 intrinsics 2020-08-05 11:59 [Bug tree-optimization/96483] New: ICE in code hoisting with AArch64 SVE2 intrinsics ktkachov at gcc dot gnu.org 2020-08-05 12:00 ` [Bug tree-optimization/96483] " ktkachov at gcc dot gnu.org @ 2020-08-06 7:30 ` rguenth at gcc dot gnu.org 2020-08-06 8:16 ` rguenth at gcc dot gnu.org ` (3 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: rguenth at gcc dot gnu.org @ 2020-08-06 7:30 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96483 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org Last reconfirmed| |2020-08-06 Status|UNCONFIRMED |ASSIGNED Version|unknown |10.2.1 Ever confirmed|0 |1 --- Comment #1 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/96483] ICE in code hoisting with AArch64 SVE2 intrinsics 2020-08-05 11:59 [Bug tree-optimization/96483] New: ICE in code hoisting with AArch64 SVE2 intrinsics ktkachov at gcc dot gnu.org 2020-08-05 12:00 ` [Bug tree-optimization/96483] " ktkachov at gcc dot gnu.org 2020-08-06 7:30 ` rguenth at gcc dot gnu.org @ 2020-08-06 8:16 ` rguenth at gcc dot gnu.org 2020-08-06 10:18 ` cvs-commit at gcc dot gnu.org ` (2 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: rguenth at gcc dot gnu.org @ 2020-08-06 8:16 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96483 --- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> --- I have a simple patch. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/96483] ICE in code hoisting with AArch64 SVE2 intrinsics 2020-08-05 11:59 [Bug tree-optimization/96483] New: ICE in code hoisting with AArch64 SVE2 intrinsics ktkachov at gcc dot gnu.org ` (2 preceding siblings ...) 2020-08-06 8:16 ` rguenth at gcc dot gnu.org @ 2020-08-06 10:18 ` cvs-commit at gcc dot gnu.org 2020-08-06 10:22 ` cvs-commit at gcc dot gnu.org 2020-08-06 10:23 ` rguenth at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: cvs-commit at gcc dot gnu.org @ 2020-08-06 10:18 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96483 --- Comment #3 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:1f4c8afa1b2dac97f2ee78eacafe6eee246a4dae commit r11-2590-g1f4c8afa1b2dac97f2ee78eacafe6eee246a4dae Author: Richard Biener <rguenther@suse.de> Date: Thu Aug 6 12:16:05 2020 +0200 tree-optimization/96483 - fix ICE in PRE with POLY_INT_CST This adds a missing case for PRE expression re-materialization. 2020-08-06 Richard Biener <rguenther@suse.de> PR tree-optimization/96483 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle POLY_INT_CST. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/96483] ICE in code hoisting with AArch64 SVE2 intrinsics 2020-08-05 11:59 [Bug tree-optimization/96483] New: ICE in code hoisting with AArch64 SVE2 intrinsics ktkachov at gcc dot gnu.org ` (3 preceding siblings ...) 2020-08-06 10:18 ` cvs-commit at gcc dot gnu.org @ 2020-08-06 10:22 ` cvs-commit at gcc dot gnu.org 2020-08-06 10:23 ` rguenth at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: cvs-commit at gcc dot gnu.org @ 2020-08-06 10:22 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96483 --- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The releases/gcc-10 branch has been updated by Richard Biener <rguenth@gcc.gnu.org>: https://gcc.gnu.org/g:ca6c1bda8023d17577f1fca0b406402fbaaba63f commit r10-8580-gca6c1bda8023d17577f1fca0b406402fbaaba63f Author: Richard Biener <rguenther@suse.de> Date: Thu Aug 6 12:16:05 2020 +0200 tree-optimization/96483 - fix ICE in PRE with POLY_INT_CST This adds a missing case for PRE expression re-materialization. 2020-08-06 Richard Biener <rguenther@suse.de> PR tree-optimization/96483 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle POLY_INT_CST. (cherry picked from commit 1f4c8afa1b2dac97f2ee78eacafe6eee246a4dae) ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/96483] ICE in code hoisting with AArch64 SVE2 intrinsics 2020-08-05 11:59 [Bug tree-optimization/96483] New: ICE in code hoisting with AArch64 SVE2 intrinsics ktkachov at gcc dot gnu.org ` (4 preceding siblings ...) 2020-08-06 10:22 ` cvs-commit at gcc dot gnu.org @ 2020-08-06 10:23 ` rguenth at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: rguenth at gcc dot gnu.org @ 2020-08-06 10:23 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96483 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Known to fail|11.0 |10.2.0 Resolution|--- |FIXED Known to work| |10.2.1, 11.0 Status|ASSIGNED |RESOLVED --- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> --- Fixed. ^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2020-08-06 10:23 UTC | newest] Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2020-08-05 11:59 [Bug tree-optimization/96483] New: ICE in code hoisting with AArch64 SVE2 intrinsics ktkachov at gcc dot gnu.org 2020-08-05 12:00 ` [Bug tree-optimization/96483] " ktkachov at gcc dot gnu.org 2020-08-06 7:30 ` rguenth at gcc dot gnu.org 2020-08-06 8:16 ` rguenth at gcc dot gnu.org 2020-08-06 10:18 ` cvs-commit at gcc dot gnu.org 2020-08-06 10:22 ` cvs-commit at gcc dot gnu.org 2020-08-06 10:23 ` rguenth at gcc dot gnu.org
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