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Author SHA1 Message Date
Carl Ritson 74c14202d9 [AMDGPU] Propagate dead flag during pre-RA exec mask optimizations 
Preserve SCC dead flags in SIOptimizeExecMaskingPreRA.
This helps with removing redundant s_andn2 instructions later.

Reviewed By: rampitec

Differential Revision: https://reviews.llvm.org/D83637
 2020-07-14 12:53:43 +09:00
Stanislav Mekhanoshin e917b3b4b8 [AMDGPU] gfx10 tests. NFC. 
llvm-svn: 363946
 2019-06-20 16:29:40 +00:00