Tim Renouf e38388381d InstCombineSimplifyDemanded: Allow v3 results for AMDGCN buffer and image intrinsics
This helps to avoid the situation where RA spots that only 3 of the
v4f32 result of a load are used, and immediately reallocates the 4th
register for something else, requiring a stall waiting for the load.

Differential Revision: https://reviews.llvm.org/D58906

Change-Id: I947661edfd5715f62361a02b100f14aeeada29aa
llvm-svn: 356768
2019-03-22 15:53:50 +00:00
..
2019-03-20 14:15:46 +00:00
2019-03-17 23:16:18 +00:00