Oliver Stannard 8c2c67e63c LLVM incorrectly folds xor into select
LLVM replaces the SelectionDAG pattern (xor (set_cc cc x y) 1) with
(set_cc !cc x y), which is only correct when the xor has type i1.
Instead, we should check that the constant operand to the xor is all
ones.

llvm-svn: 221693
2014-11-11 17:36:01 +00:00
..
2014-10-21 23:01:01 +00:00
2014-10-29 15:23:11 +00:00
2014-10-21 23:01:01 +00:00
2014-10-29 15:23:11 +00:00