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3 Commits

Author SHA1 Message Date
Matt Arsenault 9c47dd583a AMDGPU: Remove some old intrinsic uses from tests 
llvm-svn: 260493
 2016-02-11 06:02:01 +00:00
Matt Arsenault 2aed6ca1d3 AMDGPU: Switch barrier intrinsics to using convergent 
noduplicate prevents unrolling of small loops that happen to have
barriers in them. If a loop has a barrier in it, it is OK to duplicate
it for the unroll.

llvm-svn: 256075
 2015-12-19 01:46:41 +00:00
Matt Arsenault 966a94f861 AMDGPU: Handle sub of constant for DS offset folding 
sub C, x - > add (sub 0, x), C for DS offsets.

This is mostly to fix regressions that show up when
SeparateConstOffsetFromGEP is enabled.

llvm-svn: 247054
 2015-09-08 19:34:22 +00:00