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* [Bug tree-optimization/112393] New: [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized
@ 2023-11-05 14:51 zsojka at seznam dot cz
2023-11-05 23:19 ` [Bug target/112393] " pinskia at gcc dot gnu.org
` (5 more replies)
0 siblings, 6 replies; 7+ messages in thread
From: zsojka at seznam dot cz @ 2023-11-05 14:51 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112393
Bug ID: 112393
Summary: [14 Regression] ICE: in gen_reg_rtx, at
emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized
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: zsojka at seznam dot cz
Target Milestone: ---
Host: x86_64-pc-linux-gnu
Target: x86_64-pc-linux-gnu
Created attachment 56509
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56509&action=edit
reduced testcase
Compiler output:
$ x86_64-pc-linux-gnu-gcc -mavx5124fmaps -Wuninitialized testcase.c
during GIMPLE pass: early_uninit
testcase.c: In function 'foo':
testcase.c:17:1: internal compiler error: in gen_reg_rtx, at emit-rtl.cc:1208
17 | }
| ^
0x7408fb gen_reg_rtx(machine_mode)
/repo/gcc-trunk/gcc/emit-rtl.cc:1208
0x1067067 force_reg(machine_mode, rtx_def*)
/repo/gcc-trunk/gcc/explow.cc:692
0x198d7f7 ix86_expand_vec_perm_vpermt2
/repo/gcc-trunk/gcc/config/i386/i386-expand.cc:5261
0x199c9e7 expand_vec_perm_1
/repo/gcc-trunk/gcc/config/i386/i386-expand.cc:20302
0x199ca11 expand_vec_perm_1
/repo/gcc-trunk/gcc/config/i386/i386-expand.cc:20307
0x199ee18 ix86_expand_vec_perm_const_1
/repo/gcc-trunk/gcc/config/i386/i386-expand.cc:22964
0x19c95d9 ix86_vectorize_vec_perm_const(machine_mode, machine_mode, rtx_def*,
rtx_def*, rtx_def*, vec_perm_indices const&)
/repo/gcc-trunk/gcc/config/i386/i386-expand.cc:23295
0x1a68ea4 gimple_simplify_VEC_PERM_EXPR(gimple_match_op*, gimple**, tree_node*
(*)(tree_node*), code_helper, tree_node*, tree_node*, tree_node*, tree_node*)
/repo/build-gcc-trunk-amd64/gcc/gimple-match-8.cc:17848
0x1b4b543 gimple_resimplify3
/repo/gcc-trunk/gcc/gimple-match-exports.cc:1077
0x1b4c6a2 gimple_simplify(gimple*, gimple_match_op*, gimple**, tree_node*
(*)(tree_node*), tree_node* (*)(tree_node*))
/repo/gcc-trunk/gcc/gimple-match-exports.cc:868
0x11322c1 gimple_fold_stmt_to_constant_1(gimple*, tree_node* (*)(tree_node*),
tree_node* (*)(tree_node*))
/repo/gcc-trunk/gcc/gimple-fold.cc:7543
0x16e84ac try_to_simplify
/repo/gcc-trunk/gcc/tree-ssa-sccvn.cc:6136
0x16e84ac visit_stmt
/repo/gcc-trunk/gcc/tree-ssa-sccvn.cc:6179
0x16e90a5 process_bb
/repo/gcc-trunk/gcc/tree-ssa-sccvn.cc:8010
0x16eabcc do_rpo_vn_1
/repo/gcc-trunk/gcc/tree-ssa-sccvn.cc:8609
0x16ec4da do_rpo_vn(function*, edge_def*, bitmap_head*, bool, bool,
vn_lookup_kind)
/repo/gcc-trunk/gcc/tree-ssa-sccvn.cc:8711
0x173f7af execute_early_warn_uninitialized
/repo/gcc-trunk/gcc/tree-ssa-uninit.cc:1478
0x173f7af execute
/repo/gcc-trunk/gcc/tree-ssa-uninit.cc:1517
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
$ x86_64-pc-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=/repo/gcc-trunk/binary-latest-amd64/bin/x86_64-pc-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-r14-5128-20231105174125-g9acea4376fd-checking-yes-rtl-df-extra-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/14.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++
--enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra
--with-cloog --with-ppl --with-isl --build=x86_64-pc-linux-gnu
--host=x86_64-pc-linux-gnu --target=x86_64-pc-linux-gnu
--with-ld=/usr/bin/x86_64-pc-linux-gnu-ld
--with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-r14-5128-20231105174125-g9acea4376fd-checking-yes-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.0 20231105 (experimental) (GCC)
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/112393] [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized
2023-11-05 14:51 [Bug tree-optimization/112393] New: [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized zsojka at seznam dot cz
@ 2023-11-05 23:19 ` pinskia at gcc dot gnu.org
2023-11-06 2:23 ` pinskia at gcc dot gnu.org
` (4 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: pinskia at gcc dot gnu.org @ 2023-11-05 23:19 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112393
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |14.0
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
ix86_expand_vec_perm_const_1 should not cause RTL to be generated ...
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/112393] [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized
2023-11-05 14:51 [Bug tree-optimization/112393] New: [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized zsojka at seznam dot cz
2023-11-05 23:19 ` [Bug target/112393] " pinskia at gcc dot gnu.org
@ 2023-11-06 2:23 ` pinskia at gcc dot gnu.org
2023-11-06 2:27 ` crazylht at gmail dot com
` (3 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: pinskia at gcc dot gnu.org @ 2023-11-06 2:23 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112393
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
See Also| |https://gcc.gnu.org/bugzill
| |a/show_bug.cgi?id=63734
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63734#c1
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/112393] [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized
2023-11-05 14:51 [Bug tree-optimization/112393] New: [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized zsojka at seznam dot cz
2023-11-05 23:19 ` [Bug target/112393] " pinskia at gcc dot gnu.org
2023-11-06 2:23 ` pinskia at gcc dot gnu.org
@ 2023-11-06 2:27 ` crazylht at gmail dot com
2023-11-06 10:36 ` cvs-commit at gcc dot gnu.org
` (2 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: crazylht at gmail dot com @ 2023-11-06 2:27 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112393
--- Comment #3 from Hongtao.liu <crazylht at gmail dot com> ---
Yes, should return true if d->testing_p instead of generate rtl code.
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/112393] [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized
2023-11-05 14:51 [Bug tree-optimization/112393] New: [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized zsojka at seznam dot cz
` (2 preceding siblings ...)
2023-11-06 2:27 ` crazylht at gmail dot com
@ 2023-11-06 10:36 ` cvs-commit at gcc dot gnu.org
2023-11-06 10:37 ` crazylht at gmail dot com
2023-11-06 14:40 ` pinskia at gcc dot gnu.org
5 siblings, 0 replies; 7+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2023-11-06 10:36 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112393
--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by hongtao Liu <liuhongt@gcc.gnu.org>:
https://gcc.gnu.org/g:f463ef79ddb403570461343ebda0c1aeac85d5bb
commit r14-5147-gf463ef79ddb403570461343ebda0c1aeac85d5bb
Author: liuhongt <hongtao.liu@intel.com>
Date: Mon Nov 6 10:58:15 2023 +0800
Avoid generating RTL code when d->testing_p.
gcc/ChangeLog:
PR target/112393
* config/i386/i386-expand.cc (ix86_expand_vec_perm_vpermt2):
Avoid generating RTL code when d->testing_p.
gcc/testsuite/ChangeLog:
* gcc.target/i386/pr112393.c: New test.
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/112393] [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized
2023-11-05 14:51 [Bug tree-optimization/112393] New: [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized zsojka at seznam dot cz
` (3 preceding siblings ...)
2023-11-06 10:36 ` cvs-commit at gcc dot gnu.org
@ 2023-11-06 10:37 ` crazylht at gmail dot com
2023-11-06 14:40 ` pinskia at gcc dot gnu.org
5 siblings, 0 replies; 7+ messages in thread
From: crazylht at gmail dot com @ 2023-11-06 10:37 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112393
--- Comment #5 from Hongtao.liu <crazylht at gmail dot com> ---
Fixed.
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/112393] [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized
2023-11-05 14:51 [Bug tree-optimization/112393] New: [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized zsojka at seznam dot cz
` (4 preceding siblings ...)
2023-11-06 10:37 ` crazylht at gmail dot com
@ 2023-11-06 14:40 ` pinskia at gcc dot gnu.org
5 siblings, 0 replies; 7+ messages in thread
From: pinskia at gcc dot gnu.org @ 2023-11-06 14:40 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112393
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution|--- |FIXED
--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
.
^ permalink raw reply [flat|nested] 7+ messages in thread
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2023-11-05 14:51 [Bug tree-optimization/112393] New: [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized zsojka at seznam dot cz
2023-11-05 23:19 ` [Bug target/112393] " pinskia at gcc dot gnu.org
2023-11-06 2:23 ` pinskia at gcc dot gnu.org
2023-11-06 2:27 ` crazylht at gmail dot com
2023-11-06 10:36 ` cvs-commit at gcc dot gnu.org
2023-11-06 10:37 ` crazylht at gmail dot com
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