https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104440
Tom de Vries changed:
What|Removed |Added
Status|NEW |RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104440
--- Comment #12 from CVS Commits ---
The master branch has been updated by Tom de Vries :
https://gcc.gnu.org/g:02aedc6f269b5e3c1f354edcf5b84d27b0a15946
commit r12-7312-g02aedc6f269b5e3c1f354edcf5b84d27b0a15946
Author: Tom de Vries
Date: We
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104440
--- Comment #11 from Tom de Vries ---
Posted patch:
https://gcc.gnu.org/pipermail/gcc-patches/2022-February/590627.html
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104440
--- Comment #10 from Tom de Vries ---
A good thing to note at this point: why doesn't init-regs work here?
The pass works per insn, and when hitting the insn with the problematic use:
...
(gdb) call debug_rtx (insn)
(insn 18 17 19 4 (set (reg/v
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104440
--- Comment #9 from Tom de Vries ---
(In reply to Tom de Vries from comment #1)
> Tentative patch that fixes example:
> ...
> diff --git a/gcc/config/nvptx/nvptx.cc b/gcc/config/nvptx/nvptx.cc
> index 5b26c0f4c7dd..4dc154434853 100644
> --- a/gc
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104440
--- Comment #8 from Tom de Vries ---
Created attachment 52456
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52456&action=edit
Tentative patch, introducing -minit-regs=<0|1|2>
This patch fixes the problem, and survived a standalone build
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104440
--- Comment #7 from Richard Biener ---
(In reply to Richard Biener from comment #6)
> (In reply to Andrew Pinski from comment #5)
> > (In reply to Tom de Vries from comment #4)
> > > (In reply to Andrew Pinski from comment #2)
> > > > I thought
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104440
Richard Biener changed:
What|Removed |Added
Last reconfirmed||2022-02-08
Ever confirmed|0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104440
--- Comment #5 from Andrew Pinski ---
(In reply to Tom de Vries from comment #4)
> (In reply to Andrew Pinski from comment #2)
> > I thought there was another bug that reported a similar issue.
>
> You mean related to nvptx, or in general?
It
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104440
--- Comment #4 from Tom de Vries ---
(In reply to Andrew Pinski from comment #2)
> I thought there was another bug that reported a similar issue.
You mean related to nvptx, or in general?
FWIW, I do remember looking at this issue before in the
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104440
--- Comment #3 from Andrew Pinski ---
>Unfortunately, pass_initialize_regs does not insert the required init.
There is some ideas of getting rid of pass_initialize_regs for GCC 13 too.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104440
--- Comment #2 from Andrew Pinski ---
I thought there was another bug that reported a similar issue.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104440
Tom de Vries changed:
What|Removed |Added
Target||nvptx
Keywords|
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