https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70293
Kirill Yukhin changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70293
--- Comment #5 from Kirill Yukhin ---
Author: kyukhin
Date: Mon Mar 21 10:53:50 2016
New Revision: 234364
URL: https://gcc.gnu.org/viewcvs?rev=234364&root=gcc&view=rev
Log:
PR target/70293.
gcc/
* config/i386 (define_insn "*vec_dup"/AVX
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70293
--- Comment #4 from Kirill Yukhin ---
Author: kyukhin
Date: Mon Mar 21 10:51:04 2016
New Revision: 234363
URL: https://gcc.gnu.org/viewcvs?rev=234363&root=gcc&view=rev
Log:
PR target/70293
gcc/
* config/i386 (define_insn "*vec_dup"/AVX2
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70293
--- Comment #1 from Kirill Yukhin ---
We've got duplication of patterns (make mddump):
;; /export/users/kyukhin/gcc/git/gcc2/gcc/config/i386/sse.md: 17107
(define_insn ("avx2_pbroadcastv8hi")
[
(set (match_operand:V8HI 0 ("register_o
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70293
--- Comment #2 from Kirill Yukhin ---
Created attachment 38020
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38020&action=edit
Proposed patch
Attached patch solves the issue by blocking AVX2's broadcast pattern
alternative: $r->Yi, which
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70293
--- Comment #3 from Kirill Yukhin ---
Regtest is in progress
