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* [Bug target/104462] New: ICE: in extract_constrain_insn_cached, at recog.cc:2682 with -mavx512fp16 -mno-xsave
@ 2022-02-09 12:26 zsojka at seznam dot cz
2022-02-09 13:16 ` [Bug target/104462] " ubizjak at gmail dot com
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: zsojka at seznam dot cz @ 2022-02-09 12:26 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104462
Bug ID: 104462
Summary: ICE: in extract_constrain_insn_cached, at
recog.cc:2682 with -mavx512fp16 -mno-xsave
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
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 52389
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52389&action=edit
reduced testcase
Compiler output:
$ x86_64-pc-linux-gnu-gcc -mavx512fp16 -mno-xsave testcase.c
testcase.c: In function 'foo':
testcase.c:9:1: error: insn does not satisfy its constraints:
9 | }
| ^
(insn 127 9 11 2 (set (reg:V8HF 23 xmm3 [orig:87 _8 ] [87])
(xor:V8HF (reg:V8HF 21 xmm1 [orig:86 _7 ] [86])
(reg:V8HF 20 xmm0 [104]))) "testcase.c":8:8 2830 {*xorv8hf3}
(nil))
during RTL pass: shorten
testcase.c:9:1: internal compiler error: in extract_constrain_insn_cached, at
recog.cc:2682
0x7680ff _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
/repo/gcc-trunk/gcc/rtl-error.cc:108
0x768185 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
/repo/gcc-trunk/gcc/rtl-error.cc:118
0x7570ad extract_constrain_insn_cached(rtx_insn*)
/repo/gcc-trunk/gcc/recog.cc:2682
0x1b25c07 insn_default_length(rtx_insn*)
/repo/gcc-trunk/gcc/config/i386/i386.md:18585
0xfbce3c shorten_branches(rtx_insn*)
/repo/gcc-trunk/gcc/final.cc:1105
0xfbcf3f rest_of_handle_shorten_branches
/repo/gcc-trunk/gcc/final.cc:4380
0xfbcf3f execute
/repo/gcc-trunk/gcc/final.cc:4409
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-r12-7124-20220209171435-g59b31f0e2d1-checking-yes-rtl-df-extra-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/12.0.1/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-r12-7124-20220209171435-g59b31f0e2d1-checking-yes-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 12.0.1 20220209 (experimental) (GCC)
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug target/104462] ICE: in extract_constrain_insn_cached, at recog.cc:2682 with -mavx512fp16 -mno-xsave
2022-02-09 12:26 [Bug target/104462] New: ICE: in extract_constrain_insn_cached, at recog.cc:2682 with -mavx512fp16 -mno-xsave zsojka at seznam dot cz
@ 2022-02-09 13:16 ` ubizjak at gmail dot com
2022-02-09 19:20 ` cvs-commit at gcc dot gnu.org
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: ubizjak at gmail dot com @ 2022-02-09 13:16 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104462
Uroš Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Ever confirmed|0 |1
Last reconfirmed| |2022-02-09
Status|UNCONFIRMED |ASSIGNED
Assignee|unassigned at gcc dot gnu.org |ubizjak at gmail dot com
--- Comment #1 from Uroš Bizjak <ubizjak at gmail dot com> ---
-mno-xsave should also disable ISA2 flags.
diff --git a/gcc/common/config/i386/i386-common.cc
b/gcc/common/config/i386/i386-common.cc
index 607e9f20e85..449df6351c9 100644
--- a/gcc/common/config/i386/i386-common.cc
+++ b/gcc/common/config/i386/i386-common.cc
@@ -206,7 +206,8 @@ along with GCC; see the file COPYING3. If not see
(OPTION_MASK_ISA_XSAVE | OPTION_MASK_ISA_XSAVEOPT_UNSET \
| OPTION_MASK_ISA_XSAVES_UNSET | OPTION_MASK_ISA_XSAVEC_UNSET \
| OPTION_MASK_ISA_AVX_UNSET)
-#define OPTION_MASK_ISA2_XSAVE_UNSET OPTION_MASK_ISA2_AMX_TILE_UNSET
+#define OPTION_MASK_ISA2_XSAVE_UNSET \
+ (OPTION_MASK_ISA2_AVX2_UNSET | OPTION_MASK_ISA2_AMX_TILE_UNSET)
#define OPTION_MASK_ISA_XSAVEOPT_UNSET OPTION_MASK_ISA_XSAVEOPT
#define OPTION_MASK_ISA_AVX2_UNSET \
(OPTION_MASK_ISA_AVX2 | OPTION_MASK_ISA_AVX512F_UNSET)
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug target/104462] ICE: in extract_constrain_insn_cached, at recog.cc:2682 with -mavx512fp16 -mno-xsave
2022-02-09 12:26 [Bug target/104462] New: ICE: in extract_constrain_insn_cached, at recog.cc:2682 with -mavx512fp16 -mno-xsave zsojka at seznam dot cz
2022-02-09 13:16 ` [Bug target/104462] " ubizjak at gmail dot com
@ 2022-02-09 19:20 ` cvs-commit at gcc dot gnu.org
2022-02-09 22:26 ` cvs-commit at gcc dot gnu.org
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2022-02-09 19:20 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104462
--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Uros Bizjak <uros@gcc.gnu.org>:
https://gcc.gnu.org/g:2f9ab267e725ddf2b6b44113e4fc4fb8b2a6adfb
commit r12-7147-g2f9ab267e725ddf2b6b44113e4fc4fb8b2a6adfb
Author: Uros Bizjak <ubizjak@gmail.com>
Date: Wed Feb 9 20:19:45 2022 +0100
i386: -mno-xsave should disable all relevant ISA flags [PR104462]
2022-02-09 Uroš Bizjak <ubizjak@gmail.com>
gcc/ChangeLog:
PR target/104462
* common/config/i386/i386-common.cc (OPTION_MASK_ISA2_XSAVE_UNSET):
Also include OPTION_MASK_ISA2_AVX2_UNSET.
gcc/testsuite/ChangeLog:
PR target/104462
* gcc.target/i386/pr104462.c: New test.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug target/104462] ICE: in extract_constrain_insn_cached, at recog.cc:2682 with -mavx512fp16 -mno-xsave
2022-02-09 12:26 [Bug target/104462] New: ICE: in extract_constrain_insn_cached, at recog.cc:2682 with -mavx512fp16 -mno-xsave zsojka at seznam dot cz
2022-02-09 13:16 ` [Bug target/104462] " ubizjak at gmail dot com
2022-02-09 19:20 ` cvs-commit at gcc dot gnu.org
@ 2022-02-09 22:26 ` cvs-commit at gcc dot gnu.org
2022-02-09 22:44 ` ubizjak at gmail dot com
2022-02-16 16:07 ` jakub at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2022-02-09 22:26 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104462
--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-11 branch has been updated by Uros Bizjak <uros@gcc.gnu.org>:
https://gcc.gnu.org/g:f8a496d7a28c3dda868c201621b001825ea6cef9
commit r11-9549-gf8a496d7a28c3dda868c201621b001825ea6cef9
Author: Uros Bizjak <ubizjak@gmail.com>
Date: Wed Feb 9 23:25:27 2022 +0100
i386: -mno-xsave should disable all relevant ISA flags [PR104462]
2022-02-09 Uroš Bizjak <ubizjak@gmail.com>
gcc/ChangeLog:
PR target/104462
* common/config/i386/i386-common.c (OPTION_MASK_ISA2_XSAVE_UNSET):
Also include OPTION_MASK_ISA2_AVX2_UNSET.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug target/104462] ICE: in extract_constrain_insn_cached, at recog.cc:2682 with -mavx512fp16 -mno-xsave
2022-02-09 12:26 [Bug target/104462] New: ICE: in extract_constrain_insn_cached, at recog.cc:2682 with -mavx512fp16 -mno-xsave zsojka at seznam dot cz
` (2 preceding siblings ...)
2022-02-09 22:26 ` cvs-commit at gcc dot gnu.org
@ 2022-02-09 22:44 ` ubizjak at gmail dot com
2022-02-16 16:07 ` jakub at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: ubizjak at gmail dot com @ 2022-02-09 22:44 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104462
Uroš Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |11.4
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
--- Comment #4 from Uroš Bizjak <ubizjak at gmail dot com> ---
Fixed for gcc-11.4+.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug target/104462] ICE: in extract_constrain_insn_cached, at recog.cc:2682 with -mavx512fp16 -mno-xsave
2022-02-09 12:26 [Bug target/104462] New: ICE: in extract_constrain_insn_cached, at recog.cc:2682 with -mavx512fp16 -mno-xsave zsojka at seznam dot cz
` (3 preceding siblings ...)
2022-02-09 22:44 ` ubizjak at gmail dot com
@ 2022-02-16 16:07 ` jakub at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2022-02-16 16:07 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104462
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
*** Bug 104448 has been marked as a duplicate of this bug. ***
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2022-02-16 16:07 UTC | newest]
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2022-02-09 12:26 [Bug target/104462] New: ICE: in extract_constrain_insn_cached, at recog.cc:2682 with -mavx512fp16 -mno-xsave zsojka at seznam dot cz
2022-02-09 13:16 ` [Bug target/104462] " ubizjak at gmail dot com
2022-02-09 19:20 ` cvs-commit at gcc dot gnu.org
2022-02-09 22:26 ` cvs-commit at gcc dot gnu.org
2022-02-09 22:44 ` ubizjak at gmail dot com
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