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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-v1 2>&1 | FileCheck %s3 4# test pipeliner code genearation by MVE algorithm5# the compare instruction is whilexx6 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]+]]:gpr64common = COPY $x018 ; CHECK-NEXT: [[COPY1:%[0-9]+]]:gpr64common = COPY $x119 ; CHECK-NEXT: [[FMOVDi:%[0-9]+]]:fpr64 = FMOVDi 120 ; CHECK-NEXT: [[CNTD_XPiI:%[0-9]+]]:gpr64common = CNTD_XPiI 31, 1, implicit $vg21 ; CHECK-NEXT: B %bb.322 ; CHECK-NEXT: {{ $}}23 ; CHECK-NEXT: bb.3:24 ; CHECK-NEXT: successors: %bb.4(0x40000000), %bb.7(0x40000000)25 ; CHECK-NEXT: {{ $}}26 ; CHECK-NEXT: [[ADDXrr:%[0-9]+]]:gpr64common = ADDXrr [[COPY1]], [[CNTD_XPiI]]27 ; CHECK-NEXT: dead [[WHILELO_PXX_D:%[0-9]+]]:ppr = WHILELO_PXX_D [[ADDXrr]], [[COPY]], implicit-def $nzcv28 ; CHECK-NEXT: [[CSINCXr:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 4, implicit $nzcv29 ; CHECK-NEXT: [[ADDXrr1:%[0-9]+]]:gpr64common = ADDXrr [[ADDXrr]], [[CNTD_XPiI]]30 ; CHECK-NEXT: dead [[WHILELO_PXX_D1:%[0-9]+]]:ppr = WHILELO_PXX_D [[ADDXrr1]], [[COPY]], implicit-def $nzcv31 ; CHECK-NEXT: [[CSINCXr1:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr]], [[CSINCXr]], 4, implicit $nzcv32 ; CHECK-NEXT: [[ADDXrr2:%[0-9]+]]:gpr64common = ADDXrr [[ADDXrr1]], [[CNTD_XPiI]]33 ; CHECK-NEXT: dead [[WHILELO_PXX_D2:%[0-9]+]]:ppr = WHILELO_PXX_D [[ADDXrr2]], [[COPY]], implicit-def $nzcv34 ; CHECK-NEXT: [[CSINCXr2:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr1]], [[CSINCXr1]], 4, implicit $nzcv35 ; CHECK-NEXT: [[ADDXrr3:%[0-9]+]]:gpr64common = ADDXrr [[ADDXrr2]], [[CNTD_XPiI]]36 ; CHECK-NEXT: dead [[WHILELO_PXX_D3:%[0-9]+]]:ppr = WHILELO_PXX_D [[ADDXrr3]], [[COPY]], implicit-def $nzcv37 ; CHECK-NEXT: [[CSINCXr3:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr2]], [[CSINCXr2]], 4, implicit $nzcv38 ; CHECK-NEXT: dead $xzr = SUBSXri [[CSINCXr3]], 0, 0, implicit-def $nzcv39 ; CHECK-NEXT: Bcc 0, %bb.4, implicit $nzcv40 ; CHECK-NEXT: B %bb.741 ; CHECK-NEXT: {{ $}}42 ; CHECK-NEXT: bb.4:43 ; CHECK-NEXT: successors: %bb.5(0x80000000)44 ; CHECK-NEXT: {{ $}}45 ; CHECK-NEXT: [[FADDDrr:%[0-9]+]]:fpr64 = FADDDrr [[FMOVDi]], [[FMOVDi]], implicit $fpcr46 ; CHECK-NEXT: [[ADDXrr4:%[0-9]+]]:gpr64common = ADDXrr [[COPY1]], [[CNTD_XPiI]]47 ; CHECK-NEXT: dead [[WHILELO_PXX_D4:%[0-9]+]]:ppr = WHILELO_PXX_D [[ADDXrr4]], [[COPY]], implicit-def $nzcv48 ; CHECK-NEXT: [[FADDDrr1:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr]], [[FMOVDi]], implicit $fpcr49 ; CHECK-NEXT: {{ $}}50 ; CHECK-NEXT: bb.5:51 ; CHECK-NEXT: successors: %bb.5(0x40000000), %bb.6(0x40000000)52 ; CHECK-NEXT: {{ $}}53 ; CHECK-NEXT: [[PHI:%[0-9]+]]:fpr64 = PHI [[FADDDrr5:%[0-9]+]], %bb.5, [[FMOVDi]], %bb.454 ; CHECK-NEXT: [[PHI1:%[0-9]+]]:gpr64common = PHI [[ADDXrr6:%[0-9]+]], %bb.5, [[COPY1]], %bb.455 ; CHECK-NEXT: [[PHI2:%[0-9]+]]:fpr64 = PHI [[FADDDrr8:%[0-9]+]], %bb.5, [[FADDDrr]], %bb.456 ; CHECK-NEXT: [[PHI3:%[0-9]+]]:gpr64common = PHI [[ADDXrr7:%[0-9]+]], %bb.5, [[ADDXrr4]], %bb.457 ; CHECK-NEXT: [[PHI4:%[0-9]+]]:fpr64 = PHI [[FADDDrr10:%[0-9]+]], %bb.5, [[FADDDrr1]], %bb.458 ; CHECK-NEXT: [[FADDDrr2:%[0-9]+]]:fpr64 = FADDDrr [[FMOVDi]], [[PHI2]], implicit $fpcr59 ; CHECK-NEXT: [[ADDXrr5:%[0-9]+]]:gpr64common = ADDXrr [[PHI3]], [[CNTD_XPiI]]60 ; CHECK-NEXT: [[FADDDrr3:%[0-9]+]]:fpr64 = FADDDrr [[PHI4]], [[PHI]], implicit $fpcr61 ; CHECK-NEXT: dead [[WHILELO_PXX_D5:%[0-9]+]]:ppr = WHILELO_PXX_D [[ADDXrr5]], [[COPY]], implicit-def $nzcv62 ; CHECK-NEXT: [[FADDDrr4:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr2]], [[PHI2]], implicit $fpcr63 ; CHECK-NEXT: [[FADDDrr5]]:fpr64 = FADDDrr [[FMOVDi]], [[FADDDrr2]], implicit $fpcr64 ; CHECK-NEXT: [[ADDXrr6]]:gpr64common = ADDXrr [[ADDXrr5]], [[CNTD_XPiI]]65 ; CHECK-NEXT: [[FADDDrr6:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr4]], [[PHI2]], implicit $fpcr66 ; CHECK-NEXT: dead [[WHILELO_PXX_D6:%[0-9]+]]:ppr = WHILELO_PXX_D [[ADDXrr6]], [[COPY]], implicit-def $nzcv67 ; CHECK-NEXT: [[FADDDrr7:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr5]], [[FADDDrr2]], implicit $fpcr68 ; CHECK-NEXT: [[FADDDrr8]]:fpr64 = FADDDrr [[FMOVDi]], [[FADDDrr5]], implicit $fpcr69 ; CHECK-NEXT: [[ADDXrr7]]:gpr64common = ADDXrr [[ADDXrr6]], [[CNTD_XPiI]]70 ; CHECK-NEXT: [[FADDDrr9:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr7]], [[FADDDrr2]], implicit $fpcr71 ; CHECK-NEXT: dead [[WHILELO_PXX_D7:%[0-9]+]]:ppr = WHILELO_PXX_D [[ADDXrr7]], [[COPY]], implicit-def $nzcv72 ; CHECK-NEXT: [[FADDDrr10]]:fpr64 = FADDDrr [[FADDDrr8]], [[FADDDrr5]], implicit $fpcr73 ; CHECK-NEXT: [[CSINCXr4:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 4, implicit $nzcv74 ; CHECK-NEXT: [[ADDXrr8:%[0-9]+]]:gpr64common = ADDXrr [[ADDXrr7]], [[CNTD_XPiI]]75 ; CHECK-NEXT: dead [[WHILELO_PXX_D8:%[0-9]+]]:ppr = WHILELO_PXX_D [[ADDXrr8]], [[COPY]], implicit-def $nzcv76 ; CHECK-NEXT: [[CSINCXr5:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr4]], [[CSINCXr4]], 4, implicit $nzcv77 ; CHECK-NEXT: [[ADDXrr9:%[0-9]+]]:gpr64common = ADDXrr [[ADDXrr8]], [[CNTD_XPiI]]78 ; CHECK-NEXT: dead [[WHILELO_PXX_D9:%[0-9]+]]:ppr = WHILELO_PXX_D [[ADDXrr9]], [[COPY]], implicit-def $nzcv79 ; CHECK-NEXT: [[CSINCXr6:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr5]], [[CSINCXr5]], 4, implicit $nzcv80 ; CHECK-NEXT: dead $xzr = SUBSXri [[CSINCXr6]], 0, 0, implicit-def $nzcv81 ; CHECK-NEXT: Bcc 0, %bb.5, implicit $nzcv82 ; CHECK-NEXT: B %bb.683 ; CHECK-NEXT: {{ $}}84 ; CHECK-NEXT: bb.6:85 ; CHECK-NEXT: successors: %bb.7(0x40000000), %bb.2(0x40000000)86 ; CHECK-NEXT: {{ $}}87 ; CHECK-NEXT: [[FADDDrr11:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr10]], [[FADDDrr5]], implicit $fpcr88 ; CHECK-NEXT: dead [[WHILELO_PXX_D10:%[0-9]+]]:ppr = WHILELO_PXX_D [[ADDXrr7]], [[COPY]], implicit-def $nzcv89 ; CHECK-NEXT: [[CSINCXr7:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 4, implicit $nzcv90 ; CHECK-NEXT: dead $xzr = SUBSXri [[CSINCXr7]], 0, 0, implicit-def $nzcv91 ; CHECK-NEXT: Bcc 0, %bb.7, implicit $nzcv92 ; CHECK-NEXT: B %bb.293 ; CHECK-NEXT: {{ $}}94 ; CHECK-NEXT: bb.7:95 ; CHECK-NEXT: successors: %bb.1(0x80000000)96 ; CHECK-NEXT: {{ $}}97 ; CHECK-NEXT: [[PHI5:%[0-9]+]]:fpr64 = PHI [[FMOVDi]], %bb.3, [[FADDDrr8]], %bb.698 ; CHECK-NEXT: [[PHI6:%[0-9]+]]:gpr64common = PHI [[COPY1]], %bb.3, [[ADDXrr7]], %bb.699 ; CHECK-NEXT: B %bb.1100 ; CHECK-NEXT: {{ $}}101 ; CHECK-NEXT: bb.1:102 ; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)103 ; CHECK-NEXT: {{ $}}104 ; CHECK-NEXT: [[PHI7:%[0-9]+]]:gpr64common = PHI [[PHI6]], %bb.7, [[ADDXrr10:%[0-9]+]], %bb.1105 ; CHECK-NEXT: [[PHI8:%[0-9]+]]:fpr64 = PHI [[PHI5]], %bb.7, [[FADDDrr12:%[0-9]+]], %bb.1106 ; CHECK-NEXT: [[ADDXrr10]]:gpr64common = ADDXrr [[PHI7]], [[CNTD_XPiI]]107 ; CHECK-NEXT: dead [[WHILELO_PXX_D11:%[0-9]+]]:ppr = WHILELO_PXX_D [[ADDXrr10]], [[COPY]], implicit-def $nzcv108 ; CHECK-NEXT: [[FADDDrr12]]:fpr64 = FADDDrr [[FMOVDi]], [[PHI8]], implicit $fpcr109 ; CHECK-NEXT: [[FADDDrr13:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr12]], [[PHI8]], implicit $fpcr110 ; CHECK-NEXT: [[FADDDrr14:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr13]], [[PHI8]], implicit $fpcr111 ; CHECK-NEXT: Bcc 4, %bb.1, implicit $nzcv112 ; CHECK-NEXT: B %bb.2113 ; CHECK-NEXT: {{ $}}114 ; CHECK-NEXT: bb.2:115 ; CHECK-NEXT: [[PHI9:%[0-9]+]]:fpr64 = PHI [[FADDDrr12]], %bb.1, [[FADDDrr8]], %bb.6116 ; CHECK-NEXT: [[PHI10:%[0-9]+]]:fpr64 = PHI [[FADDDrr14]], %bb.1, [[FADDDrr11]], %bb.6117 ; CHECK-NEXT: [[FMULDrr:%[0-9]+]]:fpr64 = FMULDrr [[PHI9]], [[PHI10]], implicit $fpcr118 ; CHECK-NEXT: $d0 = COPY [[FMULDrr]]119 ; CHECK-NEXT: RET_ReallyLR implicit $d0120 bb.0.entry:121 liveins: $x0, $x1122 %10:gpr64common = COPY $x0123 %11:gpr64common = COPY $x1124 %20:fpr64 = FMOVDi 1125 %26:gpr64common = CNTD_XPiI 31, 1, implicit $vg126 127 bb.1:128 %12:gpr64common = PHI %11, %bb.0, %13, %bb.1129 %24:fpr64 = PHI %20, %bb.0, %21, %bb.1130 %13:gpr64common = ADDXrr %12, %26131 dead %30:ppr = WHILELO_PXX_D %13, %10, implicit-def $nzcv132 %21:fpr64 = FADDDrr %20, %24, implicit $fpcr133 %22:fpr64 = FADDDrr %21, %24, implicit $fpcr134 %23:fpr64 = FADDDrr %22, %24, implicit $fpcr135 Bcc 4, %bb.1, implicit $nzcv136 B %bb.2137 138 bb.2:139 %25:fpr64 = FMULDrr %21, %23, implicit $fpcr140 $d0 = COPY %25141 RET_ReallyLR implicit $d0142...143