https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #41 from CVS Commits ---
The master branch has been updated by Chenghua Xu :
https://gcc.gnu.org/g:68e605c93d57c17f07edd50f7e1c80f9216befd2
commit r11-2835-g68e605c93d57c17f07edd50f7e1c80f9216befd2
Author: Andrew Pinski
Date:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
Paul Hua changed:
What|Removed |Added
CC||paul.hua.gm at gmail dot com
--- Comment #40
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #39 from Andrew Pinski ---
Created attachment 47830
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47830=edit
MIPS patch
This is the MIPS patch, I will post it by the end of next week.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #38 from Andrew Pinski ---
(In reply to Wilco from comment #37)
> (In reply to Andrew Pinski from comment #36)
> > MIPS is still broken. I might look into MIPS brokenness next week.
>
> Yes it seems builtin_longjmp has the exact
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #37 from Wilco ---
(In reply to Andrew Pinski from comment #36)
> MIPS is still broken. I might look into MIPS brokenness next week.
Yes it seems builtin_longjmp has the exact same fp corruption issue:
move$fp,$17
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #36 from Andrew Pinski ---
MIPS is still broken. I might look into MIPS brokenness next week.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #35 from Eric Botcazou ---
Author: ebotcazou
Date: Mon Jul 1 16:27:06 2019
New Revision: 272890
URL: https://gcc.gnu.org/viewcvs?rev=272890=gcc=rev
Log:
PR middle-end/64242
* config/sparc/sparc.md (nonlocal_goto):
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #34 from Eric Botcazou ---
Author: ebotcazou
Date: Mon Jul 1 16:26:38 2019
New Revision: 272889
URL: https://gcc.gnu.org/viewcvs?rev=272889=gcc=rev
Log:
PR middle-end/64242
* config/sparc/sparc.md (nonlocal_goto):
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #33 from Wilco ---
Author: wilco
Date: Mon Jun 17 11:25:12 2019
New Revision: 272382
URL: https://gcc.gnu.org/viewcvs?rev=272382=gcc=rev
Log:
Improve PR64242 testcase
Clear the input array to avoid the testcase accidentally
passing
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #32 from John David Anglin ---
Author: danglin
Date: Sun Jun 16 21:49:19 2019
New Revision: 272364
URL: https://gcc.gnu.org/viewcvs?rev=272364=gcc=rev
Log:
PR middle-end/64242
* config/pa/pa.md (nonlocal_goto):
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #31 from John David Anglin ---
Author: danglin
Date: Sun Jun 16 21:46:47 2019
New Revision: 272363
URL: https://gcc.gnu.org/viewcvs?rev=272363=gcc=rev
Log:
PR middle-end/64242
* config/pa/pa.md (nonlocal_goto):
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #30 from John David Anglin ---
Author: danglin
Date: Sun Jun 16 21:44:08 2019
New Revision: 272362
URL: https://gcc.gnu.org/viewcvs?rev=272362=gcc=rev
Log:
PR middle-end/64242
* config/pa/pa.md (nonlocal_goto):
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #29 from John David Anglin ---
Author: danglin
Date: Sun Jun 16 21:27:14 2019
New Revision: 272361
URL: https://gcc.gnu.org/viewcvs?rev=272361=gcc=rev
Log:
PR middle-end/64242
* config/pa/pa.md (nonlocal_goto):
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #28 from dave.anglin at bell dot net ---
On 2019-06-14 10:13 a.m., wilco at gcc dot gnu.org wrote:
> Given there are many possible stack layouts, the easiest option would be to
> clear the input buffer so it will jump to a null
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #27 from Wilco ---
(In reply to dave.anglin from comment #26)
> On 2019-06-10 9:51 a.m., wilco at gcc dot gnu.org wrote:
> > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
> >
> > --- Comment #25 from Wilco ---
> > I believe
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #26 from dave.anglin at bell dot net ---
On 2019-06-10 9:51 a.m., wilco at gcc dot gnu.org wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
>
> --- Comment #25 from Wilco ---
> I believe this is now fixed for generic code
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #25 from Wilco ---
I believe this is now fixed for generic code - however targets which implement
the nonlocal_goto expander (eg. pa, sparc, vax) need similar fixes in their
backends.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #24 from Wilco ---
Author: wilco
Date: Mon Jun 3 13:55:15 2019
New Revision: 271870
URL: https://gcc.gnu.org/viewcvs?rev=271870=gcc=rev
Log:
Fix PR64242 - Longjmp expansion incorrect
Improve the fix for PR64242. Various
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
Eric Botcazou changed:
What|Removed |Added
CC||wilson at gcc dot gnu.org
--- Comment
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
John David Anglin changed:
What|Removed |Added
CC||danglin at gcc dot gnu.org
---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #21 from Wilco ---
(In reply to Rainer Orth from comment #20)
> The new testcase also FAILs on sparc-sun-solaris2.11 (both 32 and 64-bit):
>
> +FAIL: gcc.c-torture/execute/pr64242.c -O2 execution test
> +FAIL:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
Rainer Orth changed:
What|Removed |Added
CC||ebotcazou at gcc dot gnu.org,
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
Paul Hua changed:
What|Removed |Added
CC||paul.hua.gm at gmail dot com
--- Comment #19
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #18 from Wilco ---
(In reply to Jeffrey A. Law from comment #17)
> Or just emit a blockage insn to avoid the undesirable code motion.
I tried that already, it doesn't affect the forward substitution - I guess it
simply assumes it is
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #17 from Jeffrey A. Law ---
Or just emit a blockage insn to avoid the undesirable code motion.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #16 from Wilco ---
(In reply to Christophe Lyon from comment #9)
> Created attachment 45138 [details]
> QEMU traces for --with-cpu=cortex-m3 / QEMU --cpu cortex-m3
Thanks, I can reproduce this now. It fails due to sched1 scheduling
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #15 from Jakub Jelinek ---
Author: jakub
Date: Mon Dec 3 20:57:14 2018
New Revision: 266766
URL: https://gcc.gnu.org/viewcvs?rev=266766=gcc=rev
Log:
PR middle-end/64242
* gcc.c-torture/execute/pr64242.c (foo, bar):
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #14 from Wilco ---
(In reply to Jakub Jelinek from comment #13)
> I wonder about following, on i686-linux it FAILs with older trunk and
> succeeds with current trunk. Without the (useless) stack realignment the
> right value of
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #13 from Jakub Jelinek ---
I wonder about following, on i686-linux it FAILs with older trunk and succeeds
with current trunk. Without the (useless) stack realignment the right value of
stack pointer happened to be in exactly that
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
H.J. Lu changed:
What|Removed |Added
Status|RESOLVED|REOPENED
Resolution|FIXED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #11 from H.J. Lu ---
The testcase failed on many targets.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
Jakub Jelinek changed:
What|Removed |Added
CC||jakub at gcc dot gnu.org
--- Comment
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #9 from Christophe Lyon ---
Created attachment 45138
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45138=edit
QEMU traces for --with-cpu=cortex-m3 / QEMU --cpu cortex-m3
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #8 from Christophe Lyon ---
Created attachment 45137
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45137=edit
QEMU traces for --with-cpu=default / QEMU --cpu arm926
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
Christophe Lyon changed:
What|Removed |Added
CC||clyon at gcc dot gnu.org
--- Comment
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
Jeffrey A. Law changed:
What|Removed |Added
Status|NEW |RESOLVED
CC|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #5 from Jeffrey A. Law ---
Author: law
Date: Fri Nov 30 23:06:51 2018
New Revision: 266697
URL: https://gcc.gnu.org/viewcvs?rev=266697=gcc=rev
Log:
PR middle-end/64242
* builtins.c (expand_builtin_longjmp): Use a
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
Wilco changed:
What|Removed |Added
Assignee|unassigned at gcc dot gnu.org |wilco at gcc dot gnu.org
--- Comment #4
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
Wilco changed:
What|Removed |Added
Target|i386|
Status|UNCONFIRMED
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