https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90813
--- Comment #26 from Richard Biener ---
(In reply to Segher Boessenkool from comment #25)
> At expand time, the assignment is
>
>
> ;; c_ = c;
>
> (insn 35 34 36 (set (reg/f:DI 140)
> (unspec:DI [
> (symbol_ref:DI
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90813
--- Comment #25 from Segher Boessenkool ---
At expand time, the assignment is
;; c_ = c;
(insn 35 34 36 (set (reg/f:DI 140)
(unspec:DI [
(symbol_ref:DI ("*.LANCHOR1") [flags 0x182])
(reg:DI 2 2)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90813
--- Comment #24 from Segher Boessenkool ---
Is that disallowed? Is there any way to prevent that from happening, in
general?
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90813
--- Comment #23 from rguenther at suse dot de ---
On July 6, 2019 12:18:47 AM GMT+02:00, "pthaugen at linux dot ibm.com"
wrote:
>https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90813
>
>Pat Haugen changed:
>
> What|Removed
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90813
Pat Haugen changed:
What|Removed |Added
CC||pthaugen at linux dot ibm.com,
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90813
--- Comment #21 from Paul Thomas ---
(In reply to pthaugen from comment #20)
> (In reply to Segher Boessenkool from comment #17)
> > sched2 swaps the two insns (37 and 40 for me -- use -dp to see the numbers
> > in your .s file, use -da if you
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90813
pthaugen at gcc dot gnu.org changed:
What|Removed |Added
CC||pthaugen at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90813
Michael Meissner changed:
What|Removed |Added
CC||meissner at gcc dot gnu.org
---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90813
--- Comment #18 from Segher Boessenkool ---
-mno-power8-fusion seems to fix this. Can you confirm?
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90813
--- Comment #17 from Segher Boessenkool ---
sched2 swaps the two insns (37 and 40 for me -- use -dp to see the numbers
in your .s file, use -da if you want lots of dumps, -dap together).
So why did sched2 decide it can swap these? They are in
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90813
Thomas Koenig changed:
What|Removed |Added
Priority|P4 |P3
--- Comment #16 from Thomas Koenig
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90813
--- Comment #15 from paul.richard.thomas at gmail dot com ---
Hi Thomas,
I had come to the conclusion that the optimizer is screwing up somehow
and was going to suggest testing -fno-inline. Your splitting the files
was definitely the smoking
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90813
Thomas Koenig changed:
What|Removed |Added
Component|fortran |rtl-optimization
--- Comment #14 from
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