1 # RUN: llc -mtriple=amdgcn -mcpu=gfx908 -start-before=si-pre-emit-peephole %s -o - | FileCheck -check-prefix=GCN %s
3 # Verify that the dedicated hazard recognizer pass is run after late peephole
4 # optimizations. New hazards can be introduced if instructions are removed by
5 # passes that are run before the final hazard recognizer.
8 # GCN-LABEL: {{^}}mai_hazard_pass_ordering_optimize_vcc_branch:
9 # GCN: v_accvgpr_read_b32
11 # GCN-NEXT: flat_load_dword
12 name: mai_hazard_pass_ordering_optimize_vcc_branch
15 $vgpr0 = V_MOV_B32_e32 1, implicit $exec
16 $vgpr2 = V_ACCVGPR_READ_B32_e64 killed $agpr0, implicit $exec
17 $sgpr8_sgpr9 = S_MOV_B64 -1
18 $vgpr3 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
19 $vcc = S_ANDN2_B64 $exec, killed renamable $sgpr8_sgpr9, implicit-def dead $scc
20 S_CBRANCH_VCCNZ %bb.1, implicit killed $vcc