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5 Commits

Author SHA1 Message Date
Tom Stellard 6c7dd980e4 AMDGPU/SI: Fix crash caused by r284267 
Reviewers: arsenm, nhaehnle

Subscribers: kzhuravl, wdng, nhaehnle, yaxunl, tony-tye, llvm-commits

Differential Revision: https://reviews.llvm.org/D25782

llvm-svn: 284875
 2016-10-21 20:25:11 +00:00
Tom Stellard 09c2bd6bd4 AMDGPU/SI: Use new SimplifyDemandedBits helper for multi-use operations 
Summary:
We are using this helper for our 24-bit arithmetic combines, so we are now able to eliminate multi-use operations that mask the high-bits of 24-bit inputs (e.g. and x, 0xffffff)

Reviewers: arsenm, nhaehnle

Subscribers: tony-tye, arsenm, kzhuravl, wdng, nhaehnle, llvm-commits, yaxunl

Differential Revision: https://reviews.llvm.org/D24672

llvm-svn: 284267
 2016-10-14 19:14:29 +00:00
Matt Arsenault 2712d4a3d8 AMDGPU: Select mulhi 24-bit instructions 
llvm-svn: 279902
 2016-08-27 01:32:27 +00:00
Matt Arsenault 6689abe632 AMDGPU: Run r600 tests last 
llvm-svn: 268672
 2016-05-05 20:07:37 +00:00
Tom Stellard 45bb48ea19 R600 -> AMDGPU rename 
llvm-svn: 239657
 2015-06-13 03:28:10 +00:00