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1# RUN: llc -mtriple=amdgcn -verify-machineinstrs -run-pass si-insert-waitcnts -o - %s | FileCheck %s2--- |3 define amdgpu_ps <4 x float> @exp_done_waitcnt(<4 x i32> inreg, <4 x4 i32> inreg, i32 inreg %w, float %v) #0 {5 %a = load volatile float, ptr addrspace(1) poison6 %b = load volatile float, ptr addrspace(1) poison7 %c = load volatile float, ptr addrspace(1) poison8 %d = load volatile float, ptr addrspace(1) poison9 call void @llvm.amdgcn.exp.f32(i32 15, i32 1, float %a, float %b, float %c, float %d, i1 true, i1 false)10 ret <4 x float> <float 5.000000e-01, float 1.000000e+00, float 2.000000e+00, float 4.000000e+00>11 }12 13 declare void @llvm.amdgcn.exp.f32(i32, i32, float, float, float, float, i1, i1) #014 15 attributes #0 = { nounwind }16 17...18---19 20# CHECK-LABEL: name: exp_done_waitcnt{{$}}21# CHECK: EXP_DONE22# CHECK-NEXT: S_WAITCNT 385523# CHECK: $vgpr0 = V_MOV_B3224# CHECK: $vgpr1 = V_MOV_B3225# CHECK: $vgpr2 = V_MOV_B3226# CHECK: $vgpr3 = V_MOV_B3227name: exp_done_waitcnt28alignment: 129exposesReturnsTwice: false30legalized: false31regBankSelected: false32selected: false33tracksRegLiveness: true34frameInfo:35 isFrameAddressTaken: false36 isReturnAddressTaken: false37 hasStackMap: false38 hasPatchPoint: false39 stackSize: 040 offsetAdjustment: 041 maxAlignment: 042 adjustsStack: false43 hasCalls: false44 maxCallFrameSize: 045 hasOpaqueSPAdjustment: false46 hasVAStart: false47 hasMustTailInVarArgFunc: false48body: |49 bb.0 (%ir-block.2):50 $sgpr3 = S_MOV_B32 6144051 $sgpr2 = S_MOV_B32 -152 $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, implicit $exec :: (volatile load (s32) from `ptr addrspace(1) poison`)53 $vgpr1 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, implicit $exec :: (volatile load (s32) from `ptr addrspace(1) poison`)54 $vgpr2 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, implicit $exec :: (volatile load (s32) from `ptr addrspace(1) poison`)55 $vgpr3 = BUFFER_LOAD_DWORD_OFFSET killed $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, implicit $exec :: (volatile load (s32) from `ptr addrspace(1) poison`)56 EXP_DONE 0, killed $vgpr0, killed $vgpr1, killed $vgpr2, killed $vgpr3, -1, -1, 15, implicit $exec57 $vgpr0 = V_MOV_B32_e32 1056964608, implicit $exec58 $vgpr1 = V_MOV_B32_e32 1065353216, implicit $exec59 $vgpr2 = V_MOV_B32_e32 1073741824, implicit $exec60 $vgpr3 = V_MOV_B32_e32 1082130432, implicit $exec61 SI_RETURN_TO_EPILOG killed $vgpr0, killed $vgpr1, killed $vgpr2, killed $vgpr362 63...64