[PATCH] SelectionDAG: fold (fp_to_u/sint (u/sint_to_fp val)) when possible

[Fiona Glaser]

Some slight improvements/tweaks based on internal comments.

Fiona

-------------- next part --------------
A non-text attachment was scrubbed...
Name: floatcvtfold.diff
Type: application/octet-stream
Size: 4122 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20150209/0817d734/attachment.obj>