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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# no dedicated exit6 7...8---9name: func10tracksRegLiveness: true11body: |12 ; CHECK-LABEL: name: func13 ; CHECK: bb.0.entry:14 ; CHECK-NEXT: successors: %bb.3(0x40000000), %bb.1(0x40000000)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: dead [[SUBSXrr:%[0-9]+]]:gpr64 = SUBSXrr [[COPY]], [[COPY1]], implicit-def $nzcv21 ; CHECK-NEXT: Bcc 0, %bb.3, implicit $nzcv22 ; CHECK-NEXT: {{ $}}23 ; CHECK-NEXT: bb.1:24 ; CHECK-NEXT: successors: %bb.4(0x80000000)25 ; CHECK-NEXT: {{ $}}26 ; CHECK-NEXT: B %bb.427 ; CHECK-NEXT: {{ $}}28 ; CHECK-NEXT: bb.4:29 ; CHECK-NEXT: successors: %bb.5(0x40000000), %bb.8(0x40000000)30 ; CHECK-NEXT: {{ $}}31 ; CHECK-NEXT: [[ADDXrr:%[0-9]+]]:gpr64 = ADDXrr [[COPY1]], [[COPY1]]32 ; CHECK-NEXT: dead $xzr = SUBSXrr [[COPY]], [[ADDXrr]], implicit-def $nzcv33 ; CHECK-NEXT: [[CSINCXr:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv34 ; CHECK-NEXT: [[ADDXrr1:%[0-9]+]]:gpr64 = ADDXrr [[ADDXrr]], [[COPY1]]35 ; CHECK-NEXT: dead $xzr = SUBSXrr [[COPY]], [[ADDXrr1]], implicit-def $nzcv36 ; CHECK-NEXT: [[CSINCXr1:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr]], [[CSINCXr]], 1, implicit $nzcv37 ; CHECK-NEXT: dead $xzr = SUBSXri [[CSINCXr1]], 0, 0, implicit-def $nzcv38 ; CHECK-NEXT: Bcc 0, %bb.5, implicit $nzcv39 ; CHECK-NEXT: B %bb.840 ; CHECK-NEXT: {{ $}}41 ; CHECK-NEXT: bb.5:42 ; CHECK-NEXT: successors: %bb.6(0x80000000)43 ; CHECK-NEXT: {{ $}}44 ; CHECK-NEXT: [[FADDDrr:%[0-9]+]]:fpr64 = FADDDrr [[FMOVDi]], [[FMOVDi]], implicit $fpcr45 ; CHECK-NEXT: [[ADDXrr2:%[0-9]+]]:gpr64 = ADDXrr [[COPY1]], [[COPY1]]46 ; CHECK-NEXT: dead $xzr = SUBSXrr [[COPY]], [[ADDXrr2]], implicit-def $nzcv47 ; CHECK-NEXT: [[FADDDrr1:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr]], [[FADDDrr]], implicit $fpcr48 ; CHECK-NEXT: {{ $}}49 ; CHECK-NEXT: bb.6:50 ; CHECK-NEXT: successors: %bb.6(0x40000000), %bb.7(0x40000000)51 ; CHECK-NEXT: {{ $}}52 ; CHECK-NEXT: [[PHI:%[0-9]+]]:fpr64 = PHI [[FADDDrr2:%[0-9]+]], %bb.6, [[FADDDrr]], %bb.553 ; CHECK-NEXT: [[PHI1:%[0-9]+]]:gpr64 = PHI [[ADDXrr3:%[0-9]+]], %bb.6, [[ADDXrr2]], %bb.554 ; CHECK-NEXT: [[PHI2:%[0-9]+]]:fpr64 = PHI [[FADDDrr4:%[0-9]+]], %bb.6, [[FADDDrr1]], %bb.555 ; CHECK-NEXT: [[FADDDrr2]]:fpr64 = FADDDrr [[FMOVDi]], [[PHI]], implicit $fpcr56 ; CHECK-NEXT: [[ADDXrr3]]:gpr64 = ADDXrr [[PHI1]], [[COPY1]]57 ; CHECK-NEXT: [[FADDDrr3:%[0-9]+]]:fpr64 = FADDDrr [[PHI2]], [[PHI2]], implicit $fpcr58 ; CHECK-NEXT: dead $xzr = SUBSXrr [[COPY]], [[ADDXrr3]], implicit-def $nzcv59 ; CHECK-NEXT: [[FADDDrr4]]:fpr64 = FADDDrr [[FADDDrr2]], [[FADDDrr2]], implicit $fpcr60 ; CHECK-NEXT: [[CSINCXr2:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv61 ; CHECK-NEXT: dead $xzr = SUBSXri [[CSINCXr2]], 0, 0, implicit-def $nzcv62 ; CHECK-NEXT: Bcc 0, %bb.6, implicit $nzcv63 ; CHECK-NEXT: B %bb.764 ; CHECK-NEXT: {{ $}}65 ; CHECK-NEXT: bb.7:66 ; CHECK-NEXT: successors: %bb.8(0x40000000), %bb.9(0x40000000)67 ; CHECK-NEXT: {{ $}}68 ; CHECK-NEXT: [[FADDDrr5:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr4]], [[FADDDrr4]], implicit $fpcr69 ; CHECK-NEXT: dead $xzr = SUBSXrr [[COPY]], [[ADDXrr3]], implicit-def $nzcv70 ; CHECK-NEXT: [[CSINCXr3:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv71 ; CHECK-NEXT: dead $xzr = SUBSXri [[CSINCXr3]], 0, 0, implicit-def $nzcv72 ; CHECK-NEXT: Bcc 0, %bb.8, implicit $nzcv73 ; CHECK-NEXT: B %bb.974 ; CHECK-NEXT: {{ $}}75 ; CHECK-NEXT: bb.8:76 ; CHECK-NEXT: successors: %bb.2(0x80000000)77 ; CHECK-NEXT: {{ $}}78 ; CHECK-NEXT: [[PHI3:%[0-9]+]]:fpr64 = PHI [[FMOVDi]], %bb.4, [[FADDDrr2]], %bb.779 ; CHECK-NEXT: [[PHI4:%[0-9]+]]:gpr64 = PHI [[COPY1]], %bb.4, [[ADDXrr3]], %bb.780 ; CHECK-NEXT: B %bb.281 ; CHECK-NEXT: {{ $}}82 ; CHECK-NEXT: bb.9:83 ; CHECK-NEXT: successors: %bb.3(0x80000000)84 ; CHECK-NEXT: {{ $}}85 ; CHECK-NEXT: [[PHI5:%[0-9]+]]:fpr64 = PHI [[FADDDrr8:%[0-9]+]], %bb.2, [[FADDDrr5]], %bb.786 ; CHECK-NEXT: B %bb.387 ; CHECK-NEXT: {{ $}}88 ; CHECK-NEXT: bb.2:89 ; CHECK-NEXT: successors: %bb.2(0x40000000), %bb.9(0x40000000)90 ; CHECK-NEXT: {{ $}}91 ; CHECK-NEXT: [[PHI6:%[0-9]+]]:gpr64 = PHI [[PHI4]], %bb.8, [[ADDXrr4:%[0-9]+]], %bb.292 ; CHECK-NEXT: [[PHI7:%[0-9]+]]:fpr64 = PHI [[PHI3]], %bb.8, [[FADDDrr6:%[0-9]+]], %bb.293 ; CHECK-NEXT: [[ADDXrr4]]:gpr64 = ADDXrr [[PHI6]], [[COPY1]]94 ; CHECK-NEXT: dead $xzr = SUBSXrr [[COPY]], [[ADDXrr4]], implicit-def $nzcv95 ; CHECK-NEXT: [[FADDDrr6]]:fpr64 = FADDDrr [[FMOVDi]], [[PHI7]], implicit $fpcr96 ; CHECK-NEXT: [[FADDDrr7:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr6]], [[FADDDrr6]], implicit $fpcr97 ; CHECK-NEXT: [[FADDDrr8]]:fpr64 = FADDDrr [[FADDDrr7]], [[FADDDrr7]], implicit $fpcr98 ; CHECK-NEXT: Bcc 1, %bb.2, implicit $nzcv99 ; CHECK-NEXT: B %bb.9100 ; CHECK-NEXT: {{ $}}101 ; CHECK-NEXT: bb.3:102 ; CHECK-NEXT: [[PHI8:%[0-9]+]]:fpr64 = PHI [[FMOVDi]], %bb.0, [[PHI5]], %bb.9103 ; CHECK-NEXT: $d0 = COPY [[PHI8]]104 ; CHECK-NEXT: RET_ReallyLR implicit $d0105 bb.0.entry:106 liveins: $x0, $x1107 %10:gpr64 = COPY $x0108 %11:gpr64 = COPY $x1109 %20:fpr64 = FMOVDi 1110 dead %15:gpr64 = SUBSXrr %10, %11, implicit-def $nzcv111 Bcc 0, %bb.3, implicit $nzcv112 113 bb.1:114 115 bb.2:116 %12:gpr64 = PHI %11, %bb.1, %13, %bb.2117 %24:fpr64 = PHI %20, %bb.1, %21, %bb.2118 %13:gpr64 = ADDXrr %12, %11119 dead $xzr = SUBSXrr %10, %13, implicit-def $nzcv120 %21:fpr64 = FADDDrr %20, %24, implicit $fpcr121 %22:fpr64 = FADDDrr %21, %21, implicit $fpcr122 %23:fpr64 = FADDDrr %22, %22, implicit $fpcr123 Bcc 1, %bb.2, implicit $nzcv124 B %bb.3125 126 bb.3:127 %25:fpr64 = PHI %20, %bb.0, %23, %bb.2128 $d0 = COPY %25129 RET_ReallyLR implicit $d0130...131