1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py 2# RUN: llc -march=amdgcn -run-pass=amdgpu-postlegalizer-combiner -verify-machineinstrs %s -o - | FileCheck -check-prefix=GCN %s 3 4--- 5name: select_from_different_results_of_unmerge_values 6tracksRegLiveness: true 7body: | 8 bb.0: 9 liveins: $vgpr0 10 11 ; GCN-LABEL: name: select_from_different_results_of_unmerge_values 12 ; GCN: liveins: $vgpr0 13 ; GCN: [[DEF:%[0-9]+]]:_(<2 x s32>) = G_IMPLICIT_DEF 14 ; GCN: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0 15 ; GCN: [[TRUNC:%[0-9]+]]:_(s1) = G_TRUNC [[COPY]](s32) 16 ; GCN: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[DEF]](<2 x s32>) 17 ; GCN: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[TRUNC]](s1), [[UV]], [[UV1]] 18 ; GCN: $vgpr0 = COPY [[SELECT]](s32) 19 ; GCN: SI_RETURN_TO_EPILOG $vgpr0 20 %0:_(<2 x s32>) = G_IMPLICIT_DEF 21 %1:_(s32) = COPY $vgpr0 22 %2:_(s1) = G_TRUNC %1:_(s32) 23 %3:_(s32), %4:_(s32) = G_UNMERGE_VALUES %0:_(<2 x s32>) 24 %5:_(s32) = G_SELECT %2:_(s1), %3:_, %4:_ 25 $vgpr0 = COPY %5 26 SI_RETURN_TO_EPILOG $vgpr0 27 28... 29 30--- 31name: select_from_same_results_of_unmerge_values 32tracksRegLiveness: true 33body: | 34 bb.0: 35 liveins: $vgpr0 36 37 ; GCN-LABEL: name: select_from_same_results_of_unmerge_values 38 ; GCN: liveins: $vgpr0 39 ; GCN: [[DEF:%[0-9]+]]:_(<2 x s32>) = G_IMPLICIT_DEF 40 ; GCN: [[BITCAST:%[0-9]+]]:_(s64) = G_BITCAST [[DEF]](<2 x s32>) 41 ; GCN: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[BITCAST]](s64) 42 ; GCN: $vgpr0 = COPY [[TRUNC]](s32) 43 ; GCN: SI_RETURN_TO_EPILOG $vgpr0 44 %0:_(<2 x s32>) = G_IMPLICIT_DEF 45 %1:_(s32) = COPY $vgpr0 46 %2:_(s1) = G_TRUNC %1:_(s32) 47 %3:_(s32), %4:_(s32) = G_UNMERGE_VALUES %0:_(<2 x s32>) 48 %5:_(s32) = G_SELECT %2:_(s1), %3:_, %3:_ 49 $vgpr0 = COPY %5 50 SI_RETURN_TO_EPILOG $vgpr0 51 52... 53 54--- 55name: select_different_result_from_different_unmerge_values_with_the_same_source 56tracksRegLiveness: true 57body: | 58 bb.0: 59 liveins: $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4 60 61 ; GCN-LABEL: name: select_different_result_from_different_unmerge_values_with_the_same_source 62 ; GCN: liveins: $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4 63 ; GCN: [[COPY:%[0-9]+]]:_(<4 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3 64 ; GCN: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr4 65 ; GCN: [[TRUNC:%[0-9]+]]:_(s1) = G_TRUNC [[COPY1]](s32) 66 ; GCN: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<4 x s32>) 67 ; GCN: [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32), [[UV6:%[0-9]+]]:_(s32), [[UV7:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<4 x s32>) 68 ; GCN: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[TRUNC]](s1), [[UV1]], [[UV7]] 69 ; GCN: $vgpr0 = COPY [[SELECT]](s32) 70 %0:_(<4 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3 71 %1:_(s32) = COPY $vgpr4 72 %2:_(s1) = G_TRUNC %1:_(s32) 73 %3:_(s32), %4:_(s32), %5:_(s32), %6:_(s32) = G_UNMERGE_VALUES %0:_(<4 x s32>) 74 %7:_(s32), %8:_(s32), %9:_(s32), %10:_(s32) = G_UNMERGE_VALUES %0:_(<4 x s32>) 75 %11:_(s32) = G_SELECT %2:_(s1), %4:_, %10:_ 76 $vgpr0 = COPY %11 77... 78 79--- 80name: select_same_result_from_different_unmerge_values_with_the_same_source 81tracksRegLiveness: true 82body: | 83 bb.0: 84 liveins: $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4 85 86 ; GCN-LABEL: name: select_same_result_from_different_unmerge_values_with_the_same_source 87 ; GCN: liveins: $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4 88 ; GCN: [[COPY:%[0-9]+]]:_(<4 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3 89 ; GCN: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<4 x s32>) 90 ; GCN: $vgpr0 = COPY [[UV1]](s32) 91 %0:_(<4 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3 92 %1:_(s32) = COPY $vgpr4 93 %2:_(s1) = G_TRUNC %1:_(s32) 94 %3:_(s32), %4:_(s32), %5:_(s32), %6:_(s32) = G_UNMERGE_VALUES %0:_(<4 x s32>) 95 %7:_(s32), %8:_(s32), %9:_(s32), %10:_(s32) = G_UNMERGE_VALUES %0:_(<4 x s32>) 96 %11:_(s32) = G_SELECT %2:_(s1), %4:_, %8:_ 97 $vgpr0 = COPY %11 98... 99