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[Bug target/80819] [6/7 regression] Useless store to the stack in _mm_set_epi64x with SSE4 -mno-avx
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 15 Dec 2017 22:08:51 +0000
- Subject: [Bug target/80819] [6/7 regression] Useless store to the stack in _mm_set_epi64x with SSE4 -mno-avx
- Auto-submitted: auto-generated
- References: <bug-80819-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80819
--- Comment #13 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Fri Dec 15 22:08:20 2017
New Revision: 255720
URL: https://gcc.gnu.org/viewcvs?rev=255720&root=gcc&view=rev
Log:
Backported from mainline
2017-11-29 Jakub Jelinek <jakub@redhat.com>
PR target/80819
* config/i386/sse.md (vec_concatv2di): Remove * from (=Yr,0,*rm)
alternative.
* gcc.target/i386/pr80819-1.c: New test.
* gcc.target/i386/pr80819-2.c: New test.
Added:
branches/gcc-7-branch/gcc/testsuite/gcc.target/i386/pr80819-1.c
branches/gcc-7-branch/gcc/testsuite/gcc.target/i386/pr80819-2.c
Modified:
branches/gcc-7-branch/gcc/ChangeLog
branches/gcc-7-branch/gcc/config/i386/sse.md
branches/gcc-7-branch/gcc/testsuite/ChangeLog