https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92176
--- Comment #11 from Andreas Krebbel ---
(In reply to CVS Commits from comment #10)
> The master branch has been updated by Andreas Krebbel :
>
> https://gcc.gnu.org/g:3b5757ea87ad2274b841340335bf7536204e615b
>
> commit
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92176
--- Comment #10 from CVS Commits ---
The master branch has been updated by Andreas Krebbel :
https://gcc.gnu.org/g:3b5757ea87ad2274b841340335bf7536204e615b
commit r10-5996-g3b5757ea87ad2274b841340335bf7536204e615b
Author: Andreas Krebbel
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92176
--- Comment #9 from Vladimir Makarov ---
Thank you, Andreas. I've committed the patch with your changes in the test.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92176
--- Comment #8 from Vladimir Makarov ---
Author: vmakarov
Date: Fri Dec 6 19:30:37 2019
New Revision: 279061
URL: https://gcc.gnu.org/viewcvs?rev=279061=gcc=rev
Log:
2019-12-06 Andreas Krebbel
Vladimir Makarov
PR
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92176
--- Comment #7 from Andreas Krebbel ---
Created attachment 47432
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47432=edit
Updated testcase
This is an updated testcase with the changes I propose.
Your testcase works fine. However, I
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92176
--- Comment #6 from Vladimir Makarov ---
(In reply to Vladimir Makarov from comment #5)
>
> I'll investigate this problem more.
Hi, Andreas. The rtlanal code (!lra_in_progress) was added to GCC since the
first patch introducing LRA. As I
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92176
--- Comment #5 from Vladimir Makarov ---
(In reply to Andreas Krebbel from comment #3)
> 276.ira:
>
>
> /* Give the backend a chance to disallow the mode change. */
> if (GET_MODE_CLASS (xmode) != MODE_COMPLEX_INT
> &&
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92176
Eric Botcazou changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92176
--- Comment #3 from Andreas Krebbel ---
276.ira:
(insn 6 85 11 2 (set (reg:SI 100 [ f ])
(mem/c:SI (symbol_ref:DI ("*.LANCHOR0") [flags 0x182]) [2 f+0 S4 A32]))
"t.c":13:8 1372 {*movsi_zarch}
(expr_list:REG_EQUIV (mem/c:SI
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92176
Andreas Krebbel changed:
What|Removed |Added
Priority|P3 |P2
Severity|normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92176
--- Comment #2 from Andreas Krebbel ---
Created attachment 47388
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47388=edit
Experimental patch
This patch fixes the second testcase. The first one currently doesn't fail on
head.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92176
--- Comment #1 from Andreas Krebbel ---
Created attachment 47387
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47387=edit
Another reduced testcase
gcc -O3 -march=z13 t.c -o t
./t
prints "checksum = 0" with head GCC
prints "checksum =
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