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1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 42# RUN: llc --verify-machineinstrs -mtriple=aarch64 -o - %s -run-pass pipeliner -aarch64-enable-pipeliner -pipeliner-mve-cg -pipeliner-force-ii=3 -mcpu=neoverse-n1 2>&1 | FileCheck %s3 4# test pipeliner code genearation by MVE algorithm5# compare instruction also updates the counter6 7...8---9name: func10tracksRegLiveness: true11body: |12 ; CHECK-LABEL: name: func13 ; CHECK: bb.0.entry:14 ; CHECK-NEXT: successors: %bb.3(0x80000000)15 ; CHECK-NEXT: liveins: $x0, $x116 ; CHECK-NEXT: {{ $}}17 ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr64 = COPY $x018 ; CHECK-NEXT: [[COPY1:%[0-9]+]]:gpr64 = COPY $x119 ; CHECK-NEXT: [[FMOVDi:%[0-9]+]]:fpr64 = FMOVDi 120 ; CHECK-NEXT: B %bb.321 ; CHECK-NEXT: {{ $}}22 ; CHECK-NEXT: bb.3:23 ; CHECK-NEXT: successors: %bb.4(0x40000000), %bb.7(0x40000000)24 ; CHECK-NEXT: {{ $}}25 ; CHECK-NEXT: [[SUBSXrr:%[0-9]+]]:gpr64 = SUBSXrr [[COPY]], [[COPY1]], implicit-def $nzcv26 ; CHECK-NEXT: [[CSINCXr:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv27 ; CHECK-NEXT: [[SUBSXrr1:%[0-9]+]]:gpr64 = SUBSXrr [[SUBSXrr]], [[COPY1]], implicit-def $nzcv28 ; CHECK-NEXT: [[CSINCXr1:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr]], [[CSINCXr]], 1, implicit $nzcv29 ; CHECK-NEXT: [[SUBSXrr2:%[0-9]+]]:gpr64 = SUBSXrr [[SUBSXrr1]], [[COPY1]], implicit-def $nzcv30 ; CHECK-NEXT: [[CSINCXr2:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr1]], [[CSINCXr1]], 1, implicit $nzcv31 ; CHECK-NEXT: [[SUBSXrr3:%[0-9]+]]:gpr64 = SUBSXrr [[SUBSXrr2]], [[COPY1]], implicit-def $nzcv32 ; CHECK-NEXT: [[CSINCXr3:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr2]], [[CSINCXr2]], 1, implicit $nzcv33 ; CHECK-NEXT: dead $xzr = SUBSXri [[CSINCXr3]], 0, 0, implicit-def $nzcv34 ; CHECK-NEXT: Bcc 0, %bb.4, implicit $nzcv35 ; CHECK-NEXT: B %bb.736 ; CHECK-NEXT: {{ $}}37 ; CHECK-NEXT: bb.4:38 ; CHECK-NEXT: successors: %bb.5(0x80000000)39 ; CHECK-NEXT: {{ $}}40 ; CHECK-NEXT: [[FADDDrr:%[0-9]+]]:fpr64 = FADDDrr [[FMOVDi]], [[FMOVDi]], implicit $fpcr41 ; CHECK-NEXT: [[SUBSXrr4:%[0-9]+]]:gpr64 = SUBSXrr [[COPY]], [[COPY1]], implicit-def $nzcv42 ; CHECK-NEXT: [[FADDDrr1:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr]], [[FMOVDi]], implicit $fpcr43 ; CHECK-NEXT: {{ $}}44 ; CHECK-NEXT: bb.5:45 ; CHECK-NEXT: successors: %bb.5(0x40000000), %bb.6(0x40000000)46 ; CHECK-NEXT: {{ $}}47 ; CHECK-NEXT: [[PHI:%[0-9]+]]:fpr64 = PHI [[FADDDrr5:%[0-9]+]], %bb.5, [[FMOVDi]], %bb.448 ; CHECK-NEXT: [[PHI1:%[0-9]+]]:gpr64 = PHI [[SUBSXrr6:%[0-9]+]], %bb.5, [[COPY]], %bb.449 ; CHECK-NEXT: [[PHI2:%[0-9]+]]:fpr64 = PHI [[FADDDrr8:%[0-9]+]], %bb.5, [[FADDDrr]], %bb.450 ; CHECK-NEXT: [[PHI3:%[0-9]+]]:gpr64 = PHI [[SUBSXrr7:%[0-9]+]], %bb.5, [[SUBSXrr4]], %bb.451 ; CHECK-NEXT: [[PHI4:%[0-9]+]]:fpr64 = PHI [[FADDDrr10:%[0-9]+]], %bb.5, [[FADDDrr1]], %bb.452 ; CHECK-NEXT: [[FADDDrr2:%[0-9]+]]:fpr64 = FADDDrr [[FMOVDi]], [[PHI2]], implicit $fpcr53 ; CHECK-NEXT: [[SUBSXrr5:%[0-9]+]]:gpr64 = SUBSXrr [[PHI3]], [[COPY1]], implicit-def $nzcv54 ; CHECK-NEXT: [[FADDDrr3:%[0-9]+]]:fpr64 = FADDDrr [[PHI4]], [[PHI]], implicit $fpcr55 ; CHECK-NEXT: [[FADDDrr4:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr2]], [[PHI2]], implicit $fpcr56 ; CHECK-NEXT: [[FADDDrr5]]:fpr64 = FADDDrr [[FMOVDi]], [[FADDDrr2]], implicit $fpcr57 ; CHECK-NEXT: [[SUBSXrr6]]:gpr64 = SUBSXrr [[SUBSXrr5]], [[COPY1]], implicit-def $nzcv58 ; CHECK-NEXT: [[FADDDrr6:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr4]], [[PHI2]], implicit $fpcr59 ; CHECK-NEXT: [[FADDDrr7:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr5]], [[FADDDrr2]], implicit $fpcr60 ; CHECK-NEXT: [[FADDDrr8]]:fpr64 = FADDDrr [[FMOVDi]], [[FADDDrr5]], implicit $fpcr61 ; CHECK-NEXT: [[SUBSXrr7]]:gpr64 = SUBSXrr [[SUBSXrr6]], [[COPY1]], implicit-def $nzcv62 ; CHECK-NEXT: [[FADDDrr9:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr7]], [[FADDDrr2]], implicit $fpcr63 ; CHECK-NEXT: [[FADDDrr10]]:fpr64 = FADDDrr [[FADDDrr8]], [[FADDDrr5]], implicit $fpcr64 ; CHECK-NEXT: [[CSINCXr4:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv65 ; CHECK-NEXT: [[SUBSXrr8:%[0-9]+]]:gpr64 = SUBSXrr [[SUBSXrr7]], [[COPY1]], implicit-def $nzcv66 ; CHECK-NEXT: [[CSINCXr5:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr4]], [[CSINCXr4]], 1, implicit $nzcv67 ; CHECK-NEXT: [[SUBSXrr9:%[0-9]+]]:gpr64 = SUBSXrr [[SUBSXrr8]], [[COPY1]], implicit-def $nzcv68 ; CHECK-NEXT: [[CSINCXr6:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr5]], [[CSINCXr5]], 1, implicit $nzcv69 ; CHECK-NEXT: dead $xzr = SUBSXri [[CSINCXr6]], 0, 0, implicit-def $nzcv70 ; CHECK-NEXT: Bcc 0, %bb.5, implicit $nzcv71 ; CHECK-NEXT: B %bb.672 ; CHECK-NEXT: {{ $}}73 ; CHECK-NEXT: bb.6:74 ; CHECK-NEXT: successors: %bb.7(0x40000000), %bb.2(0x40000000)75 ; CHECK-NEXT: {{ $}}76 ; CHECK-NEXT: [[FADDDrr11:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr10]], [[FADDDrr5]], implicit $fpcr77 ; CHECK-NEXT: [[SUBSXrr10:%[0-9]+]]:gpr64 = SUBSXrr [[SUBSXrr6]], [[COPY1]], implicit-def $nzcv78 ; CHECK-NEXT: [[CSINCXr7:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv79 ; CHECK-NEXT: dead $xzr = SUBSXri [[CSINCXr7]], 0, 0, implicit-def $nzcv80 ; CHECK-NEXT: Bcc 0, %bb.7, implicit $nzcv81 ; CHECK-NEXT: B %bb.282 ; CHECK-NEXT: {{ $}}83 ; CHECK-NEXT: bb.7:84 ; CHECK-NEXT: successors: %bb.1(0x80000000)85 ; CHECK-NEXT: {{ $}}86 ; CHECK-NEXT: [[PHI5:%[0-9]+]]:fpr64 = PHI [[FMOVDi]], %bb.3, [[FADDDrr8]], %bb.687 ; CHECK-NEXT: [[PHI6:%[0-9]+]]:gpr64 = PHI [[COPY]], %bb.3, [[SUBSXrr7]], %bb.688 ; CHECK-NEXT: B %bb.189 ; CHECK-NEXT: {{ $}}90 ; CHECK-NEXT: bb.1:91 ; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)92 ; CHECK-NEXT: {{ $}}93 ; CHECK-NEXT: [[PHI7:%[0-9]+]]:gpr64 = PHI [[PHI6]], %bb.7, [[SUBSXrr11:%[0-9]+]], %bb.194 ; CHECK-NEXT: [[PHI8:%[0-9]+]]:fpr64 = PHI [[PHI5]], %bb.7, [[FADDDrr12:%[0-9]+]], %bb.195 ; CHECK-NEXT: [[SUBSXrr11]]:gpr64 = SUBSXrr [[PHI7]], [[COPY1]], implicit-def $nzcv96 ; CHECK-NEXT: [[FADDDrr12]]:fpr64 = FADDDrr [[FMOVDi]], [[PHI8]], implicit $fpcr97 ; CHECK-NEXT: [[FADDDrr13:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr12]], [[PHI8]], implicit $fpcr98 ; CHECK-NEXT: [[FADDDrr14:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr13]], [[PHI8]], implicit $fpcr99 ; CHECK-NEXT: Bcc 1, %bb.1, implicit $nzcv100 ; CHECK-NEXT: B %bb.2101 ; CHECK-NEXT: {{ $}}102 ; CHECK-NEXT: bb.2:103 ; CHECK-NEXT: [[PHI9:%[0-9]+]]:fpr64 = PHI [[FADDDrr12]], %bb.1, [[FADDDrr8]], %bb.6104 ; CHECK-NEXT: [[PHI10:%[0-9]+]]:fpr64 = PHI [[FADDDrr14]], %bb.1, [[FADDDrr11]], %bb.6105 ; CHECK-NEXT: [[FMULDrr:%[0-9]+]]:fpr64 = FMULDrr [[PHI9]], [[PHI10]], implicit $fpcr106 ; CHECK-NEXT: $d0 = COPY [[FMULDrr]]107 ; CHECK-NEXT: RET_ReallyLR implicit $d0108 bb.0.entry:109 liveins: $x0, $x1110 %10:gpr64 = COPY $x0111 %11:gpr64 = COPY $x1112 %20:fpr64 = FMOVDi 1113 114 bb.1:115 %12:gpr64 = PHI %10, %bb.0, %13, %bb.1116 %24:fpr64 = PHI %20, %bb.0, %21, %bb.1117 %13:gpr64 = SUBSXrr %12, %11, implicit-def $nzcv118 %21:fpr64 = FADDDrr %20, %24, implicit $fpcr119 %22:fpr64 = FADDDrr %21, %24, implicit $fpcr120 %23:fpr64 = FADDDrr %22, %24, implicit $fpcr121 Bcc 1, %bb.1, implicit $nzcv122 B %bb.2123 124 bb.2:125 %25:fpr64 = FMULDrr %21, %23, implicit $fpcr126 $d0 = COPY %25127 RET_ReallyLR implicit $d0128...129