Skip to content
Commit 0eafe011 authored by Simon Pilgrim's avatar Simon Pilgrim
Browse files

[TargetLowering] SimplifyDemandedBits - call SimplifyMultipleUseDemandedBits... 

[TargetLowering] SimplifyDemandedBits - call SimplifyMultipleUseDemandedBits for ISD::VECTOR_SHUFFLE

In particular this helps the SSE vector shift cvttps2dq+add+shl pattern by avoiding the need for zeros in shuffle style extensions to vXi32 types as we'll be shifting out those bits anyway

llvm-svn: 368155
parent b53203ec
Show whitespace changes
Inline Side-by-side
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Please to comment