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* [Bug c/98086] New: [9/10/11 Regression] ICE in extract_insn, at recog.c:2315
@ 2020-12-01 17:53 gscfq@t-online.de
2020-12-02 8:19 ` [Bug c/98086] " rguenth at gcc dot gnu.org
` (8 more replies)
0 siblings, 9 replies; 10+ messages in thread
From: gscfq@t-online.de @ 2020-12-01 17:53 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98086
Bug ID: 98086
Summary: [9/10/11 Regression] ICE in extract_insn, at
recog.c:2315
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: gscfq@t-online.de
Target Milestone: ---
Started with r6 :
$ cat z1.c
struct S {
int a, b, c, d;
} x;
void f ()
{
asm ("" : "=@ccc"(x));
}
$ gcc-5 -c z1.c
z1.c: In function 'f':
z1.c:6:3: error: inconsistent operand constraints in an 'asm'
asm ("" : "=@ccc"(x));
^
$
$ gcc-11-20201129 -c z1.c
z1.c: In function 'f':
z1.c:7:1: error: unrecognizable insn:
7 | }
| ^
(insn 7 6 5 2 (set (reg:TI 82)
(zero_extend:TI (reg:QI 83))) "z1.c":6:3 -1
(nil))
during RTL pass: vregs
z1.c:7:1: internal compiler error: in extract_insn, at recog.c:2315
0x5f2645 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
../../gcc/rtl-error.c:108
0x5f2664 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
../../gcc/rtl-error.c:116
0xabf2b7 extract_insn(rtx_insn*)
../../gcc/recog.c:2315
0x89cc63 instantiate_virtual_regs_in_insn
../../gcc/function.c:1609
0x89cc63 instantiate_virtual_regs
../../gcc/function.c:1979
0x89cc63 execute
../../gcc/function.c:2028
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug c/98086] [9/10/11 Regression] ICE in extract_insn, at recog.c:2315
2020-12-01 17:53 [Bug c/98086] New: [9/10/11 Regression] ICE in extract_insn, at recog.c:2315 gscfq@t-online.de
@ 2020-12-02 8:19 ` rguenth at gcc dot gnu.org
2020-12-02 8:20 ` [Bug middle-end/98086] " rguenth at gcc dot gnu.org
` (7 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: rguenth at gcc dot gnu.org @ 2020-12-02 8:19 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98086
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |9.4
Keywords| |ice-on-invalid-code
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug middle-end/98086] [9/10/11 Regression] ICE in extract_insn, at recog.c:2315
2020-12-01 17:53 [Bug c/98086] New: [9/10/11 Regression] ICE in extract_insn, at recog.c:2315 gscfq@t-online.de
2020-12-02 8:19 ` [Bug c/98086] " rguenth at gcc dot gnu.org
@ 2020-12-02 8:20 ` rguenth at gcc dot gnu.org
2020-12-02 9:34 ` marxin at gcc dot gnu.org
` (6 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: rguenth at gcc dot gnu.org @ 2020-12-02 8:20 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98086
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |error-recovery
Component|c |middle-end
Target| |x86_64-*-*
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
x86_64 I presume?
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug middle-end/98086] [9/10/11 Regression] ICE in extract_insn, at recog.c:2315
2020-12-01 17:53 [Bug c/98086] New: [9/10/11 Regression] ICE in extract_insn, at recog.c:2315 gscfq@t-online.de
2020-12-02 8:19 ` [Bug c/98086] " rguenth at gcc dot gnu.org
2020-12-02 8:20 ` [Bug middle-end/98086] " rguenth at gcc dot gnu.org
@ 2020-12-02 9:34 ` marxin at gcc dot gnu.org
2020-12-02 14:40 ` [Bug target/98086] " jakub at gcc dot gnu.org
` (5 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: marxin at gcc dot gnu.org @ 2020-12-02 9:34 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98086
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
CC| |marxin at gcc dot gnu.org,
| |rth at gcc dot gnu.org
Ever confirmed|0 |1
Last reconfirmed| |2020-12-02
--- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> ---
Yes.
Started with r6-1854-gf767f58360e4a029.
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug target/98086] [9/10/11 Regression] ICE in extract_insn, at recog.c:2315
2020-12-01 17:53 [Bug c/98086] New: [9/10/11 Regression] ICE in extract_insn, at recog.c:2315 gscfq@t-online.de
` (2 preceding siblings ...)
2020-12-02 9:34 ` marxin at gcc dot gnu.org
@ 2020-12-02 14:40 ` jakub at gcc dot gnu.org
2020-12-03 18:36 ` ubizjak at gmail dot com
` (4 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: jakub at gcc dot gnu.org @ 2020-12-02 14:40 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98086
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org
Status|NEW |ASSIGNED
--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 49661
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49661&action=edit
gcc11-pr98086.patch
Untested fix.
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug target/98086] [9/10/11 Regression] ICE in extract_insn, at recog.c:2315
2020-12-01 17:53 [Bug c/98086] New: [9/10/11 Regression] ICE in extract_insn, at recog.c:2315 gscfq@t-online.de
` (3 preceding siblings ...)
2020-12-02 14:40 ` [Bug target/98086] " jakub at gcc dot gnu.org
@ 2020-12-03 18:36 ` ubizjak at gmail dot com
2020-12-03 18:55 ` ubizjak at gmail dot com
` (3 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: ubizjak at gmail dot com @ 2020-12-03 18:36 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98086
Uroš Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Attachment #49661|0 |1
is obsolete| |
--- Comment #4 from Uroš Bizjak <ubizjak at gmail dot com> ---
Created attachment 49674
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49674&action=edit
Proposed v2 patch
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug target/98086] [9/10/11 Regression] ICE in extract_insn, at recog.c:2315
2020-12-01 17:53 [Bug c/98086] New: [9/10/11 Regression] ICE in extract_insn, at recog.c:2315 gscfq@t-online.de
` (4 preceding siblings ...)
2020-12-03 18:36 ` ubizjak at gmail dot com
@ 2020-12-03 18:55 ` ubizjak at gmail dot com
2020-12-03 18:56 ` ubizjak at gmail dot com
` (2 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: ubizjak at gmail dot com @ 2020-12-03 18:55 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98086
--- Comment #5 from Uroš Bizjak <ubizjak at gmail dot com> ---
https://gcc.gnu.org/g:756f55e62f73eb32787497eb9e564d4b21a6e637
commit r11-5713-g756f55e62f73eb32787497eb9e564d4b21a6e637
Author: Uros Bizjak <ubizjak@gmail.com>
Date: Thu Dec 3 17:49:42 2020 +0100
i386: Fix up ix86_md_asm_adjust for TImode [PR98086]
ix86_md_asm_adjust assumes that dest_mode can be only [QHSD]Imode
and nothing else. The patch rewrites zero-extension part to use
convert_to_mode to handle TImode and hypothetically even wider modes.
2020-12-03 Uroš Bizjak <ubizjak@gmail.com>
Jakub Jelinek <jakub@redhat.com>
gcc/
PR target/98086
* config/i386/i386.c (ix86_md_asm_adjustmd): Rewrite
zero-extension part to use convert_to_mode.
gcc/testsuite/
PR target/98086
* gcc.target/i386/pr98086.c: New test.
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug target/98086] [9/10/11 Regression] ICE in extract_insn, at recog.c:2315
2020-12-01 17:53 [Bug c/98086] New: [9/10/11 Regression] ICE in extract_insn, at recog.c:2315 gscfq@t-online.de
` (5 preceding siblings ...)
2020-12-03 18:55 ` ubizjak at gmail dot com
@ 2020-12-03 18:56 ` ubizjak at gmail dot com
2020-12-03 18:56 ` ubizjak at gmail dot com
2020-12-03 18:58 ` ubizjak at gmail dot com
8 siblings, 0 replies; 10+ messages in thread
From: ubizjak at gmail dot com @ 2020-12-03 18:56 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98086
--- Comment #6 from Uroš Bizjak <ubizjak at gmail dot com> ---
https://gcc.gnu.org/g:4fa2ab664324eca33bd67981698c453820f70b86
commit r10-9116-g4fa2ab664324eca33bd67981698c453820f70b86
Author: Uros Bizjak <ubizjak@gmail.com>
Date: Thu Dec 3 17:49:42 2020 +0100
i386: Fix up ix86_md_asm_adjust for TImode [PR98086]
ix86_md_asm_adjust assumes that dest_mode can be only [QHSD]Imode
and nothing else. The patch rewrites zero-extension part to use
convert_to_mode to handle TImode and hypothetically even wider modes.
2020-12-03 Uroš Bizjak <ubizjak@gmail.com>
Jakub Jelinek <jakub@redhat.com>
gcc/
PR target/98086
* config/i386/i386.c (ix86_md_asm_adjustmd): Rewrite
zero-extension part to use convert_to_mode.
gcc/testsuite/
PR target/98086
* gcc.target/i386/pr98086.c: New test.
(cherry picked from commit 756f55e62f73eb32787497eb9e564d4b21a6e637)
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug target/98086] [9/10/11 Regression] ICE in extract_insn, at recog.c:2315
2020-12-01 17:53 [Bug c/98086] New: [9/10/11 Regression] ICE in extract_insn, at recog.c:2315 gscfq@t-online.de
` (6 preceding siblings ...)
2020-12-03 18:56 ` ubizjak at gmail dot com
@ 2020-12-03 18:56 ` ubizjak at gmail dot com
2020-12-03 18:58 ` ubizjak at gmail dot com
8 siblings, 0 replies; 10+ messages in thread
From: ubizjak at gmail dot com @ 2020-12-03 18:56 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98086
--- Comment #7 from Uroš Bizjak <ubizjak at gmail dot com> ---
https://gcc.gnu.org/g:521c839fad4e4a30cdadda254fb3f07706285033
commit r9-9096-g521c839fad4e4a30cdadda254fb3f07706285033
Author: Uros Bizjak <ubizjak@gmail.com>
Date: Thu Dec 3 19:08:23 2020 +0100
i386: Fix up ix86_md_asm_adjust for TImode [PR98086]
ix86_md_asm_adjust assumes that dest_mode can be only [QHSD]Imode
and nothing else. The patch rewrites zero-extension part to use
convert_to_mode to handle TImode and hypothetically even wider modes.
2020-12-03 Uroš Bizjak <ubizjak@gmail.com>
Jakub Jelinek <jakub@redhat.com>
gcc/
PR target/98086
* config/i386/i386.c (ix86_md_asm_adjustmd): Rewrite
zero-extension part to use convert_to_mode.
gcc/testsuite/
PR target/98086
* gcc.target/i386/pr98086.c: New test.
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug target/98086] [9/10/11 Regression] ICE in extract_insn, at recog.c:2315
2020-12-01 17:53 [Bug c/98086] New: [9/10/11 Regression] ICE in extract_insn, at recog.c:2315 gscfq@t-online.de
` (7 preceding siblings ...)
2020-12-03 18:56 ` ubizjak at gmail dot com
@ 2020-12-03 18:58 ` ubizjak at gmail dot com
8 siblings, 0 replies; 10+ messages in thread
From: ubizjak at gmail dot com @ 2020-12-03 18:58 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98086
Uroš Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |FIXED
Status|ASSIGNED |RESOLVED
Assignee|jakub at gcc dot gnu.org |ubizjak at gmail dot com
--- Comment #8 from Uroš Bizjak <ubizjak at gmail dot com> ---
Fixed for gcc-9.4, gcc-10.3 and gcc-11.0.
^ permalink raw reply [flat|nested] 10+ messages in thread
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2020-12-01 17:53 [Bug c/98086] New: [9/10/11 Regression] ICE in extract_insn, at recog.c:2315 gscfq@t-online.de
2020-12-02 8:19 ` [Bug c/98086] " rguenth at gcc dot gnu.org
2020-12-02 8:20 ` [Bug middle-end/98086] " rguenth at gcc dot gnu.org
2020-12-02 9:34 ` marxin at gcc dot gnu.org
2020-12-02 14:40 ` [Bug target/98086] " jakub at gcc dot gnu.org
2020-12-03 18:36 ` ubizjak at gmail dot com
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