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| author | H.J. Lu <hongjiu.lu@intel.com> | 2016-01-05 20:17:26 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2016-01-05 12:17:26 -0800 |
| commit | 3f50525df20bafdcd1e04b2a406e9f83336df32a (patch) | |
| tree | 0bec7b41fbd97e8a68bdfad816048f68a21849d9 /gcc/tree-ssa-pre.c | |
| parent | ae120683c6a300fecd8b82ef2451faec3932688e (diff) | |
| download | gcc-3f50525df20bafdcd1e04b2a406e9f83336df32a.zip gcc-3f50525df20bafdcd1e04b2a406e9f83336df32a.tar.gz gcc-3f50525df20bafdcd1e04b2a406e9f83336df32a.tar.bz2 | |
Add vector_memory_operand and "Bm" constraint
SSE vector arithmetic and logic instructions only accept aligned memory
operand. This patch adds vector_memory_operand and "Bm" constraint for
aligned SSE memory operand. They are applied to SSE plusminus and
any_logic patterns.
gcc/
PR target/68991
* config/i386/constraints.md (Bm): New constraint.
* config/i386/predicates.md (vector_memory_operand): New
predicate.
* config/i386/sse.md: Replace xm with xBm in plusminus and
any_logic patterns.
gcc/testsuite/
PR target/68991
* g++.dg/pr68991-1.C: New test.
* g++.dg/pr68991-2.C: Likewise.
From-SVN: r232087
Diffstat (limited to 'gcc/tree-ssa-pre.c')
0 files changed, 0 insertions, 0 deletions