Commit Graph

2 Commits

Author SHA1 Message Date
Chen Zheng fdf13ef342 [InstSimplify] simplify add instruction if two operands are negative
Differential Revision: https://reviews.llvm.org/D49216

llvm-svn: 336881
2018-07-12 03:06:04 +00:00
Sanjay Patel 14eeb5a5c0 [InstSimplify] add/move tests for add folds; NFC
isKnownNegation() is currently proposed as part of D48754,
but it could be used to make InstSimplify stronger independently
of any abs() improvements.

llvm-svn: 336822
2018-07-11 16:52:18 +00:00