Skip to content
Commit 7ae43cad authored by Craig Topper's avatar Craig Topper
Browse files

[X86] Don't use the OriginalDemandedBits to calculate the DemandedMask for PMULUDQ/PMULDQ inputs. 

Multiply a is complex operation so just because some bit of the output isn't used doesn't mean that bit of the input isn't used.

We might able to bound it, but it will require some more thought.

llvm-svn: 345241
parent 9ecdb5a7
Hide whitespace changes
Inline Side-by-side
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment