[X86] Begin cleaning up combineOr -> SHLD/SHRD. NFCI.
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Sat, 15 Dec 2018 21:11:49 +0000 (21:11 +0000)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Sat, 15 Dec 2018 21:11:49 +0000 (21:11 +0000)
commit52c982406ec64f59d97f03606626726fa60b4636
tree2ea9a86e6448558a633f36bc6c1d77c9f9644a7d
parentef7b5949e5c35fdeefb69b8f9a8eef9cfa012ed0
[X86] Begin cleaning up combineOr -> SHLD/SHRD. NFCI.

In preparation for converting to funnel shifts.

llvm-svn: 349286
llvm/lib/Target/X86/X86ISelLowering.cpp