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1; RUN: llc -mtriple=amdgcn -mcpu=gfx900 < %s 2>&1 | FileCheck -check-prefix=WARN %s2 3; 1024 flat work group size across 2560 possible threads -> occupancy should be 8 max.4; WARN: warning: <unknown>:0:0: failed to meet occupancy target given by 'amdgpu-waves-per-eu' in 'occupancy_8_target_9': desired occupancy was 9, final occupancy is 85define amdgpu_kernel void @occupancy_8_target_9() #0 {6 ret void7}8 9; Impossible occupancy target10; WARN: warning: <unknown>:0:0: failed to meet occupancy target given by 'amdgpu-waves-per-eu' in 'impossible_occupancy': desired occupancy was 11, final occupancy is 1011define amdgpu_kernel void @impossible_occupancy() #1 {12 ret void13}14 15attributes #0 = { "amdgpu-flat-work-group-size"="1024,1024" "amdgpu-waves-per-eu"="9" }16attributes #1 = { "amdgpu-flat-work-group-size"="1,256" "amdgpu-waves-per-eu"="11" }17