Merging r322272: --------------------------------------------------------------…

Authored by hansw on Jan 17 2018, 8:18 AM.


Merging r322272: ------------------------------------------------------------------------ r322272 | zvi | 2018-01-11 04:26:52 -0800 (Thu, 11 Jan 2018) | 15 lines

X86: Fix LowerBUILD_VECTORAsVariablePermute for case Src is smaller than Indices

As RKSimon suggested in pr35820, in the case that Src is smaller in
bit-size than Indices, need to widen Src to avoid type mismatch.

Fixes pr35820

Reviewers: RKSimon, craig.topper

Reviewed By: RKSimon

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D41865

llvm-svn: 322679