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* [Bug target/113790] New: [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85
@ 2024-02-06 19:52 mjires at suse dot cz
2024-02-07 8:50 ` [Bug target/113790] " rguenth at gcc dot gnu.org
` (6 more replies)
0 siblings, 7 replies; 8+ messages in thread
From: mjires at suse dot cz @ 2024-02-06 19:52 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113790
Bug ID: 113790
Summary: [14 Regression][riscv64] ICE in curr_insn_transform,
at lra-constraints.cc:4294 since
r14-4944-gf55cdce3f8dd85
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: mjires at suse dot cz
CC: vmakarov at redhat dot com
Target Milestone: ---
Target: riscv64
Compiling testcase gcc.c-torture/compile/20120727-2.c results in ICE since
r14-4944-gf55cdce3f8dd85.
$ cat 20120727-2.c
/* { dg-options "-mfpmath=387" { target { i?86-*-* x86_64-*-* } } } */
union {
char *p;
double d;
} u;
void
f (void)
{
u.p = "";
u.d += 1.1;
}
$ riscv64-linux-gnu-gcc 20120727-2.c -mno-explicit-relocs
-fno-omit-frame-pointer -Oz
20120727-2.c: In function ‘f’:
20120727-2.c:13:1: error: unable to generate reloads for:
13 | }
| ^
(insn 20 19 21 2 (set (mem/c:DI (plus:DI (reg/f:DI 65 frame)
(const_int -24 [0xffffffffffffffe8])) [4 %sfp+-8 S8 A64])
(reg:DI 143 [142])) "20120727-2.c":12:7 208 {*movdi_64bit}
(expr_list:REG_DEAD (reg:DI 143 [142])
(nil)))
during RTL pass: reload
20120727-2.c:13:1: internal compiler error: in curr_insn_transform, at
lra-constraints.cc:4234
0x19851c4 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
/home/mjires/git/GCC/master/gcc/rtl-error.cc:108
0x1785645 curr_insn_transform
/home/mjires/git/GCC/master/gcc/lra-constraints.cc:4234
0x17898ab lra_constraints(bool)
/home/mjires/git/GCC/master/gcc/lra-constraints.cc:5432
0x17722e0 lra(_IO_FILE*, int)
/home/mjires/git/GCC/master/gcc/lra.cc:2442
0x171b25b do_reload
/home/mjires/git/GCC/master/gcc/ira.cc:5973
0x171b73c execute
/home/mjires/git/GCC/master/gcc/ira.cc:6161
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.
$ riscv64-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=riscv64-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/home/mjires/built/master/libexec/gcc/riscv64-linux-gnu/14.0.1/lto-wrapper
Target: riscv64-linux-gnu
Configured with: /home/mjires/git/GCC/master/configure
--prefix=/home/mjires/built/master --target=riscv64-linux-gnu
--disable-bootstrap --enable-languages=c,c++ --disable-multilib
--disable-libsanitizer --enable-checking : (reconfigured)
/home/mjires/git/GCC/master/configure --prefix=/home/mjires/built/master
--target=riscv64-linux-gnu --disable-bootstrap --disable-multilib
--disable-libsanitizer --enable-checking target_alias=riscv64-linux-gnu
--enable-languages=c,c++,lto --no-create --no-recursion
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.1 20240206 (experimental) (GCC)
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug target/113790] [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85
2024-02-06 19:52 [Bug target/113790] New: [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85 mjires at suse dot cz
@ 2024-02-07 8:50 ` rguenth at gcc dot gnu.org
2024-03-04 4:07 ` law at gcc dot gnu.org
` (5 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: rguenth at gcc dot gnu.org @ 2024-02-07 8:50 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113790
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |14.0
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug target/113790] [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85
2024-02-06 19:52 [Bug target/113790] New: [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85 mjires at suse dot cz
2024-02-07 8:50 ` [Bug target/113790] " rguenth at gcc dot gnu.org
@ 2024-03-04 4:07 ` law at gcc dot gnu.org
2024-03-04 4:08 ` law at gcc dot gnu.org
` (4 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: law at gcc dot gnu.org @ 2024-03-04 4:07 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113790
Jeffrey A. Law <law at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |law at gcc dot gnu.org
Last reconfirmed| |2024-03-04
Status|UNCONFIRMED |NEW
Ever confirmed|0 |1
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug target/113790] [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85
2024-02-06 19:52 [Bug target/113790] New: [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85 mjires at suse dot cz
2024-02-07 8:50 ` [Bug target/113790] " rguenth at gcc dot gnu.org
2024-03-04 4:07 ` law at gcc dot gnu.org
@ 2024-03-04 4:08 ` law at gcc dot gnu.org
2024-03-08 15:30 ` vmakarov at gcc dot gnu.org
` (3 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: law at gcc dot gnu.org @ 2024-03-04 4:08 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113790
Jeffrey A. Law <law at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P4
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug target/113790] [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85
2024-02-06 19:52 [Bug target/113790] New: [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85 mjires at suse dot cz
` (2 preceding siblings ...)
2024-03-04 4:08 ` law at gcc dot gnu.org
@ 2024-03-08 15:30 ` vmakarov at gcc dot gnu.org
2024-03-08 19:53 ` cvs-commit at gcc dot gnu.org
` (2 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: vmakarov at gcc dot gnu.org @ 2024-03-08 15:30 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113790
Vladimir Makarov <vmakarov at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |vmakarov at gcc dot gnu.org
--- Comment #1 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
I've reproduced it and started to work on it. I hope to fix it today or on
Monday.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug target/113790] [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85
2024-02-06 19:52 [Bug target/113790] New: [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85 mjires at suse dot cz
` (3 preceding siblings ...)
2024-03-08 15:30 ` vmakarov at gcc dot gnu.org
@ 2024-03-08 19:53 ` cvs-commit at gcc dot gnu.org
2024-03-09 7:33 ` law at gcc dot gnu.org
2024-04-16 14:47 ` schwab@linux-m68k.org
6 siblings, 0 replies; 8+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2024-03-08 19:53 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113790
--- Comment #2 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Vladimir Makarov <vmakarov@gcc.gnu.org>:
https://gcc.gnu.org/g:cebbaa2a84586a7345837f74a53b7a0263bf29ee
commit r14-9401-gcebbaa2a84586a7345837f74a53b7a0263bf29ee
Author: Vladimir N. Makarov <vmakarov@redhat.com>
Date: Fri Mar 8 14:48:33 2024 -0500
[PR113790][LRA]: Fixing LRA ICE on riscv64
LRA failed to consider all insn alternatives when non-reload pseudo
did not get a hard register. This resulted in failure to generate
code by LRA. The patch fixes this problem.
gcc/ChangeLog:
PR target/113790
* lra-assigns.cc (assign_by_spills): Set up all_spilled_pseudos
for non-reload pseudo too.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug target/113790] [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85
2024-02-06 19:52 [Bug target/113790] New: [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85 mjires at suse dot cz
` (4 preceding siblings ...)
2024-03-08 19:53 ` cvs-commit at gcc dot gnu.org
@ 2024-03-09 7:33 ` law at gcc dot gnu.org
2024-04-16 14:47 ` schwab@linux-m68k.org
6 siblings, 0 replies; 8+ messages in thread
From: law at gcc dot gnu.org @ 2024-03-09 7:33 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113790
Jeffrey A. Law <law at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |FIXED
Status|NEW |RESOLVED
--- Comment #3 from Jeffrey A. Law <law at gcc dot gnu.org> ---
Fixed on the trunk.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug target/113790] [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85
2024-02-06 19:52 [Bug target/113790] New: [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85 mjires at suse dot cz
` (5 preceding siblings ...)
2024-03-09 7:33 ` law at gcc dot gnu.org
@ 2024-04-16 14:47 ` schwab@linux-m68k.org
6 siblings, 0 replies; 8+ messages in thread
From: schwab@linux-m68k.org @ 2024-04-16 14:47 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113790
Andreas Schwab <schwab@linux-m68k.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |schwab@linux-m68k.org
--- Comment #4 from Andreas Schwab <schwab@linux-m68k.org> ---
*** Bug 114255 has been marked as a duplicate of this bug. ***
^ permalink raw reply [flat|nested] 8+ messages in thread
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2024-02-06 19:52 [Bug target/113790] New: [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85 mjires at suse dot cz
2024-02-07 8:50 ` [Bug target/113790] " rguenth at gcc dot gnu.org
2024-03-04 4:07 ` law at gcc dot gnu.org
2024-03-04 4:08 ` law at gcc dot gnu.org
2024-03-08 15:30 ` vmakarov at gcc dot gnu.org
2024-03-08 19:53 ` cvs-commit at gcc dot gnu.org
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2024-04-16 14:47 ` schwab@linux-m68k.org
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