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Author SHA1 Message Date
Sanjay Patel e09b7dcf3d [SelectionDAG] Removing FABS folding from DAGCombiner 
The code has bugs dealing with -0.0.

Since D44550 introduced FABS pattern folding in InstCombine, 
this patch removes the now-redundant code that causes 
https://bugs.llvm.org/show_bug.cgi?id=36600.

Patch by Mikhail Dvoretckii!

Differential Revision: https://reviews.llvm.org/D44683

llvm-svn: 328872
 2018-03-30 15:42:52 +00:00
Sanjay Patel 5a9210e651 [AArch64] add fabs tests for PR36600; NFC 
llvm-svn: 327995
 2018-03-20 16:08:47 +00:00