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