https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
Andrew Pinski changed:
What|Removed |Added
CC||christian.gnu at juner dot de
---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
H.J. Lu changed:
What|Removed |Added
Status|NEW |RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
--- Comment #20 from Goswin von Brederlow ---
So it's been a year since my last comment. Is this dead or is someone still
working on it? It would be a nice addition to gcc.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
Andrew Pinski changed:
What|Removed |Added
Target Milestone|6.5 |---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
Richard Biener changed:
What|Removed |Added
Target Milestone|6.4 |6.5
--- Comment #19 from Richard
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
Jakub Jelinek changed:
What|Removed |Added
Target Milestone|6.3 |6.4
--- Comment #18 from Jakub Jelinek
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
Richard Biener changed:
What|Removed |Added
Target Milestone|6.2 |6.3
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
Richard Biener changed:
What|Removed |Added
Target Milestone|6.2 |6.3
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
Richard Biener changed:
What|Removed |Added
Target Milestone|6.2 |6.3
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
Richard Biener changed:
What|Removed |Added
Target Milestone|6.2 |6.3
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
--- Comment #17 from Goswin von Brederlow ---
(In reply to H.J. Lu from comment #16)
> (In reply to Goswin von Brederlow from comment #15)
>
> > > No. We only do it for data pushed onto stack by CPU.
> >
> > I was thinking of something like:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
--- Comment #16 from H.J. Lu ---
(In reply to Goswin von Brederlow from comment #15)
> > No. We only do it for data pushed onto stack by CPU.
>
> I was thinking of something like:
>
> __attribute__ ((interrupt("save_regs")))
> void
> f
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
--- Comment #15 from Goswin von Brederlow ---
(In reply to H.J. Lu from comment #14)
> (In reply to Goswin von Brederlow from comment #13)
> > > > Secondly why pass error_code as argument if is already on the stack and
> > > > could be accessed
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
--- Comment #14 from H.J. Lu ---
(In reply to Goswin von Brederlow from comment #13)
> > >
> > > In a kernel there will always be some exception that simply prints a
> > > register dump and stack backtrace. So again how do you access the
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
--- Comment #13 from Goswin von Brederlow ---
(In reply to H.J. Lu from comment #12)
> (In reply to Goswin von Brederlow from comment #11)
> > I think the design is fundamentally lacking in the following points:
> >
> > 1. interrupt handler
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
--- Comment #12 from H.J. Lu ---
(In reply to Goswin von Brederlow from comment #11)
> I think the design is fundamentally lacking in the following points:
>
> 1. interrupt handler must be declared with a mandatory pointer argument:
>
>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
Goswin von Brederlow changed:
What|Removed |Added
CC||goswin-v-b at web dot de
---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
--- Comment #10 from Dominique d'Humieres ---
> Created attachment 38653 [details]
> A patch
>
> Please try this.
The patch fixes the issue, thanks.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
--- Comment #9 from H.J. Lu ---
Created attachment 38653
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38653=edit
A patch
Please try this.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
--- Comment #8 from Dominique d'Humieres ---
> Added:
> trunk/gcc/testsuite/gcc.dg/guality/pr68037-1.c
> trunk/gcc/testsuite/gcc.dg/guality/pr68037-2.c
> trunk/gcc/testsuite/gcc.dg/guality/pr68037-3.c
These tests fail on darwin:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
--- Comment #7 from hjl at gcc dot gnu.org ---
Author: hjl
Date: Fri Jun 3 15:08:00 2016
New Revision: 237073
URL: https://gcc.gnu.org/viewcvs?rev=237073=gcc=rev
Log:
Implement x86 interrupt attribute
The interrupt and exception handlers are
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
Jakub Jelinek changed:
What|Removed |Added
Target Milestone|6.0 |6.2
--- Comment #6 from Jakub Jelinek
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
--- Comment #5 from H.J. Lu ---
Updated spec to clarify MXCSR register, x87 FPU and MMX register state:
The interrupt and exception handlers are called by x86 processors. X86
hardware pushes information onto stack and calls the handler. The
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960
--- Comment #4 from H.J. Lu ---
The current specification:
The interrupt and exception handlers are called by x86 processors. X86
hardware pushes information onto stack and calls the handler. The
requirements are
1. Both interrupt and
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