llvm/llvm/test/CodeGen/PowerPC/sink-down-more-instructions-1.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple powerpc64le-unknown-linux-gnu -o - %s -verify-machineinstrs \
# RUN:   -run-pass=machine-sink | FileCheck %s

--- |
  ; ModuleID = 'sink-down-more-instructions-1.ll'
  source_filename = "sink-down-more-instructions-1.c"
  target datalayout = "e-m:e-i64:64-n32:64"
  target triple = "powerpc64le-unknown-linux-gnu"

  ; Function Attrs: nofree norecurse nounwind
  define dso_local signext i32 @foo(i32 signext %0, i32 signext %1, ptr nocapture readonly %2, ptr nocapture %3, i32 signext %4) local_unnamed_addr #0 {
    %6 = icmp sgt i32 %4, 0
    br i1 %6, label %7, label %37

  7:                                                ; preds = %5
    %8 = zext i32 %4 to i64
    %9 = icmp eq i32 %4, 1
    br i1 %9, label %17, label %10

  10:                                               ; preds = %7
    %11 = and i64 %8, 4294967294
    %scevgep20 = getelementptr i32, ptr %2, i64 -2
    %scevgep2021 = bitcast ptr %scevgep20 to ptr
    %scevgep22 = getelementptr i32, ptr %3, i64 -2
    %scevgep2223 = bitcast ptr %scevgep22 to ptr
    %12 = add nsw i64 %11, -2
    %13 = lshr i64 %12, 1
    %14 = add nuw i64 %13, 1
    call void @llvm.set.loop.iterations.i64(i64 %14)
    br label %38

  15:                                               ; preds = %74
    %16 = add nuw i32 %tmp18, 102
    br label %17

  17:                                               ; preds = %15, %7
    %18 = phi i64 [ 0, %7 ], [ %78, %15 ]
    %19 = phi i32 [ 100, %7 ], [ %16, %15 ]
    %20 = phi i32 [ 0, %7 ], [ %66, %15 ]
    %21 = and i64 %8, 1
    %22 = icmp eq i64 %21, 0
    br i1 %22, label %37, label %23

  23:                                               ; preds = %17
    %24 = getelementptr inbounds i32, ptr %2, i64 %18
    %25 = load i32, ptr %24, align 4, !tbaa !2
    %26 = add nsw i32 %25, %20
    switch i32 %0, label %30 [
      i32 1, label %27
      i32 3, label %33
    ]

  27:                                               ; preds = %23
    %28 = trunc i64 %18 to i32
    %29 = shl i32 %28, 1
    br label %33

  30:                                               ; preds = %23
    %31 = trunc i64 %18 to i32
    %32 = urem i32 %31, 30
    br label %33

  33:                                               ; preds = %30, %27, %23
    %34 = phi i32 [ %32, %30 ], [ %29, %27 ], [ %19, %23 ]
    %35 = add nsw i32 %34, %26
    %36 = getelementptr inbounds i32, ptr %3, i64 %18
    store i32 %35, ptr %36, align 4, !tbaa !2
    br label %37

  37:                                               ; preds = %33, %17, %5
    ret i32 undef

  38:                                               ; preds = %74, %10
    %39 = phi i64 [ 0, %10 ], [ %78, %74 ]
    %40 = phi i32 [ 0, %10 ], [ %66, %74 ]
    %41 = phi ptr [ %scevgep2021, %10 ], [ %45, %74 ]
    %42 = phi ptr [ %scevgep2223, %10 ], [ %43, %74 ]
    %43 = getelementptr i8, ptr %42, i64 8
    %44 = bitcast ptr %43 to ptr
    %45 = getelementptr i8, ptr %41, i64 8
    %46 = bitcast ptr %45 to ptr
    %lsr19 = trunc i64 %39 to i32
    %47 = udiv i32 %lsr19, 30
    %48 = mul nsw i32 %47, -30
    %49 = zext i32 %48 to i64
    %50 = add nuw nsw i64 %49, 1
    %51 = load i32, ptr %46, align 4, !tbaa !2
    %52 = add nsw i32 %51, %40
    switch i32 %0, label %58 [
      i32 1, label %53
      i32 3, label %56
    ]

  53:                                               ; preds = %38
    %54 = trunc i64 %39 to i32
    %55 = shl i32 %54, 1
    br label %60

  56:                                               ; preds = %38
    %57 = add nuw nsw i32 %lsr19, 100
    br label %60

  58:                                               ; preds = %38
    %59 = add i64 %39, %49
    %tmp15 = trunc i64 %59 to i32
    br label %60

  60:                                               ; preds = %58, %56, %53
    %61 = phi i32 [ %tmp15, %58 ], [ %57, %56 ], [ %55, %53 ]
    %62 = add nsw i32 %61, %52
    store i32 %62, ptr %44, align 4, !tbaa !2
    %63 = or i64 %39, 1
    %64 = getelementptr i8, ptr %45, i64 4
    %uglygep1112.cast = bitcast ptr %64 to ptr
    %65 = load i32, ptr %uglygep1112.cast, align 4, !tbaa !2
    %66 = add nsw i32 %65, %52
    switch i32 %0, label %72 [
      i32 1, label %69
      i32 3, label %67
    ]

  67:                                               ; preds = %60
    %68 = add nuw nsw i32 %lsr19, 101
    br label %74

  69:                                               ; preds = %60
    %70 = trunc i64 %63 to i32
    %71 = shl i32 %70, 1
    br label %74

  72:                                               ; preds = %60
    %73 = add i64 %39, %50
    %tmp = trunc i64 %73 to i32
    br label %74

  74:                                               ; preds = %72, %69, %67
    %75 = phi i32 [ %tmp, %72 ], [ %68, %67 ], [ %71, %69 ]
    %76 = add nsw i32 %75, %66
    %77 = getelementptr i8, ptr %43, i64 4
    %uglygep78.cast = bitcast ptr %77 to ptr
    store i32 %76, ptr %uglygep78.cast, align 4, !tbaa !2
    %78 = add nuw nsw i64 %39, 2
    %79 = add i64 %78, -2
    %tmp18 = trunc i64 %79 to i32
    %80 = call i1 @llvm.loop.decrement.i64(i64 1)
    br i1 %80, label %38, label %15
  }

  ; Function Attrs: noduplicate nounwind
  declare void @llvm.set.loop.iterations.i64(i64) #1

  ; Function Attrs: noduplicate nounwind
  declare i1 @llvm.loop.decrement.i64(i64) #1

  attributes #0 = { nofree norecurse nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="none" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="ppc64le" "target-features"="+altivec,+bpermd,+crypto,+direct-move,+extdiv,+htm,+power8-vector,+vsx,-power9-vector,-spe" "unsafe-fp-math"="false" "use-soft-float"="false" }
  attributes #1 = { noduplicate nounwind }

  !llvm.module.flags = !{!0}
  !llvm.ident = !{!1}

  !0 = !{i32 1, !"wchar_size", i32 4}
  !1 = !{!"clang version 12.0.0"}
  !2 = !{!3, !3, i64 0}
  !3 = !{!"int", !4, i64 0}
  !4 = !{!"omnipotent char", !5, i64 0}
  !5 = !{!"Simple C/C++ TBAA"}

...
---
name:            foo
alignment:       16
tracksRegLiveness: true
registers:
  - { id: 0, class: g8rc }
  - { id: 1, class: g8rc }
  - { id: 2, class: g8rc }
  - { id: 3, class: gprc }
  - { id: 4, class: g8rc }
  - { id: 5, class: gprc }
  - { id: 6, class: gprc }
  - { id: 7, class: gprc }
  - { id: 8, class: gprc_and_gprc_nor0 }
  - { id: 9, class: gprc }
  - { id: 10, class: gprc }
  - { id: 11, class: g8rc_and_g8rc_nox0 }
  - { id: 12, class: gprc }
  - { id: 13, class: g8rc_and_g8rc_nox0 }
  - { id: 14, class: g8rc_and_g8rc_nox0 }
  - { id: 15, class: g8rc_and_g8rc_nox0 }
  - { id: 16, class: g8rc_and_g8rc_nox0 }
  - { id: 17, class: g8rc_and_g8rc_nox0 }
  - { id: 18, class: gprc_and_gprc_nor0 }
  - { id: 19, class: g8rc }
  - { id: 20, class: g8rc }
  - { id: 21, class: gprc }
  - { id: 22, class: gprc_and_gprc_nor0 }
  - { id: 23, class: gprc }
  - { id: 24, class: gprc }
  - { id: 25, class: gprc }
  - { id: 26, class: g8rc }
  - { id: 27, class: gprc }
  - { id: 28, class: gprc }
  - { id: 29, class: gprc }
  - { id: 30, class: gprc }
  - { id: 31, class: gprc }
  - { id: 32, class: g8rc }
  - { id: 33, class: gprc_and_gprc_nor0 }
  - { id: 34, class: g8rc }
  - { id: 35, class: g8rc }
  - { id: 36, class: g8rc_and_g8rc_nox0 }
  - { id: 37, class: g8rc_and_g8rc_nox0 }
  - { id: 38, class: g8rc }
  - { id: 39, class: gprc }
  - { id: 40, class: gprc }
  - { id: 41, class: crrc }
  - { id: 42, class: g8rc }
  - { id: 43, class: gprc }
  - { id: 44, class: gprc }
  - { id: 45, class: g8rc }
  - { id: 46, class: g8rc }
  - { id: 47, class: crrc }
  - { id: 48, class: g8rc }
  - { id: 49, class: gprc }
  - { id: 50, class: g8rc_and_g8rc_nox0 }
  - { id: 51, class: g8rc }
  - { id: 52, class: g8rc_and_g8rc_nox0 }
  - { id: 53, class: g8rc }
  - { id: 54, class: gprc }
  - { id: 55, class: g8rc_and_g8rc_nox0 }
  - { id: 56, class: gprc }
  - { id: 57, class: gprc }
  - { id: 58, class: gprc }
  - { id: 59, class: gprc }
  - { id: 60, class: gprc }
  - { id: 61, class: g8rc }
  - { id: 62, class: g8rc }
  - { id: 63, class: crrc }
  - { id: 64, class: crrc }
  - { id: 65, class: gprc }
  - { id: 66, class: g8rc }
  - { id: 67, class: gprc }
  - { id: 68, class: gprc }
  - { id: 69, class: crrc }
  - { id: 70, class: crrc }
  - { id: 71, class: gprc }
  - { id: 72, class: g8rc }
  - { id: 73, class: gprc }
  - { id: 74, class: gprc_and_gprc_nor0 }
  - { id: 75, class: crbitrc }
  - { id: 76, class: g8rc }
  - { id: 77, class: gprc }
  - { id: 78, class: crrc }
  - { id: 79, class: crrc }
  - { id: 80, class: gprc }
  - { id: 81, class: gprc }
  - { id: 82, class: gprc }
  - { id: 83, class: gprc }
  - { id: 84, class: gprc }
  - { id: 85, class: gprc }
  - { id: 86, class: gprc }
  - { id: 87, class: gprc }
  - { id: 88, class: g8rc }
  - { id: 89, class: g8rc }
  - { id: 90, class: g8rc }
  - { id: 91, class: gprc }
  - { id: 92, class: gprc_nor0 }
  - { id: 93, class: gprc }
  - { id: 94, class: gprc_nor0 }
  - { id: 95, class: crrc }
liveins:
  - { reg: '$x3', virtual-reg: '%34' }
  - { reg: '$x5', virtual-reg: '%36' }
  - { reg: '$x6', virtual-reg: '%37' }
  - { reg: '$x7', virtual-reg: '%38' }
frameInfo:
  maxAlignment:    1
machineFunctionInfo: {}
body:             |
  ; CHECK-LABEL: name: foo
  ; CHECK: bb.0 (%ir-block.5):
  ; CHECK:   successors: %bb.1(0x50000000), %bb.8(0x30000000)
  ; CHECK:   liveins: $x3, $x5, $x6, $x7
  ; CHECK:   [[COPY:%[0-9]+]]:g8rc = COPY $x7
  ; CHECK:   [[COPY1:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY $x6
  ; CHECK:   [[COPY2:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY $x5
  ; CHECK:   [[COPY3:%[0-9]+]]:g8rc = COPY $x3
  ; CHECK:   [[COPY4:%[0-9]+]]:gprc = COPY [[COPY]].sub_32
  ; CHECK:   [[CMPWI:%[0-9]+]]:crrc = CMPWI [[COPY4]], 1
  ; CHECK:   BCC 12, killed [[CMPWI]], %bb.8
  ; CHECK:   B %bb.1
  ; CHECK: bb.1 (%ir-block.7):
  ; CHECK:   successors: %bb.18(0x40000000), %bb.2(0x40000000)
  ; CHECK:   [[COPY5:%[0-9]+]]:gprc = COPY [[COPY3]].sub_32
  ; CHECK:   [[DEF:%[0-9]+]]:g8rc = IMPLICIT_DEF
  ; CHECK:   [[INSERT_SUBREG:%[0-9]+]]:g8rc = INSERT_SUBREG [[DEF]], [[COPY4]], %subreg.sub_32
  ; CHECK:   [[RLDICL:%[0-9]+]]:g8rc = RLDICL killed [[INSERT_SUBREG]], 0, 32
  ; CHECK:   [[CMPLWI:%[0-9]+]]:crrc = CMPLWI [[COPY4]], 1
  ; CHECK:   [[CMPLWI1:%[0-9]+]]:crrc = CMPLWI [[COPY5]], 3
  ; CHECK:   BCC 68, killed [[CMPLWI]], %bb.2
  ; CHECK: bb.18:
  ; CHECK:   successors: %bb.4(0x80000000)
  ; CHECK:   [[LI:%[0-9]+]]:gprc = LI 0
  ; CHECK:   [[LI1:%[0-9]+]]:gprc = LI 100
  ; CHECK:   [[LI8_:%[0-9]+]]:g8rc = LI8 0
  ; CHECK:   B %bb.4
  ; CHECK: bb.2 (%ir-block.10):
  ; CHECK:   successors: %bb.9(0x80000000)
  ; CHECK:   [[RLWINM8_:%[0-9]+]]:g8rc_and_g8rc_nox0 = RLWINM8 [[RLDICL]], 0, 0, 30
  ; CHECK:   [[ADDI8_:%[0-9]+]]:g8rc = ADDI8 [[COPY2]], -8
  ; CHECK:   [[ADDI8_1:%[0-9]+]]:g8rc = ADDI8 [[COPY1]], -8
  ; CHECK:   [[ADDI8_2:%[0-9]+]]:g8rc = nsw ADDI8 killed [[RLWINM8_]], -2
  ; CHECK:   [[RLDICL1:%[0-9]+]]:g8rc_and_g8rc_nox0 = RLDICL [[ADDI8_2]], 63, 1
  ; CHECK:   [[ADDI8_3:%[0-9]+]]:g8rc = nuw ADDI8 killed [[RLDICL1]], 1
  ; CHECK:   MTCTR8loop killed [[ADDI8_3]], implicit-def dead $ctr8
  ; CHECK:   [[LI2:%[0-9]+]]:gprc = LI 0
  ; CHECK:   [[LI8_1:%[0-9]+]]:g8rc = LI8 0
  ; CHECK:   [[LIS:%[0-9]+]]:gprc = LIS 34952
  ; CHECK:   [[ORI:%[0-9]+]]:gprc = ORI [[LIS]], 34953
  ; CHECK:   [[DEF1:%[0-9]+]]:g8rc = IMPLICIT_DEF
  ; CHECK:   [[CMPLWI2:%[0-9]+]]:crrc = CMPLWI [[COPY5]], 1
  ; CHECK:   B %bb.9
  ; CHECK: bb.3 (%ir-block.15):
  ; CHECK:   successors: %bb.4(0x80000000)
  ; CHECK:   [[COPY6:%[0-9]+]]:gprc_and_gprc_nor0 = COPY %32.sub_32
  ; CHECK:   [[ADDI:%[0-9]+]]:gprc_and_gprc_nor0 = ADDI [[COPY6]], -2
  ; CHECK:   [[ADDI1:%[0-9]+]]:gprc = nuw ADDI [[ADDI]], 102
  ; CHECK: bb.4 (%ir-block.17):
  ; CHECK:   successors: %bb.8(0x40000000), %bb.5(0x40000000)
  ; CHECK:   [[PHI:%[0-9]+]]:g8rc = PHI [[LI8_]], %bb.18, %32, %bb.3
  ; CHECK:   [[PHI1:%[0-9]+]]:gprc = PHI [[LI1]], %bb.18, [[ADDI1]], %bb.3
  ; CHECK:   [[PHI2:%[0-9]+]]:gprc = PHI [[LI]], %bb.18, %27, %bb.3
  ; CHECK:   [[ANDI8_rec:%[0-9]+]]:g8rc = ANDI8_rec [[RLDICL]], 1, implicit-def $cr0
  ; CHECK:   [[COPY7:%[0-9]+]]:crbitrc = COPY $cr0gt
  ; CHECK:   BCn killed [[COPY7]], %bb.8
  ; CHECK:   B %bb.5
  ; CHECK: bb.5 (%ir-block.23):
  ; CHECK:   successors: %bb.7(0x2aaaaaab), %bb.6(0x55555555)
  ; CHECK:   [[RLDICR:%[0-9]+]]:g8rc = RLDICR [[PHI]], 2, 61
  ; CHECK:   [[LWZX:%[0-9]+]]:gprc = LWZX [[COPY2]], [[RLDICR]] :: (load (s32) from %ir.24, !tbaa !2)
  ; CHECK:   [[ADD4_:%[0-9]+]]:gprc = nsw ADD4 killed [[LWZX]], [[PHI2]]
  ; CHECK:   BCC 76, [[CMPLWI1]], %bb.7
  ; CHECK:   B %bb.6
  ; CHECK: bb.6 (%ir-block.23):
  ; CHECK:   successors: %bb.7(0x80000000)
  ; CHECK:   [[CMPLWI3:%[0-9]+]]:crrc = CMPLWI [[COPY5]], 1
  ; CHECK:   [[COPY8:%[0-9]+]]:gprc = COPY [[PHI]].sub_32
  ; CHECK:   [[LIS1:%[0-9]+]]:gprc = LIS 34952
  ; CHECK:   [[ORI1:%[0-9]+]]:gprc = ORI killed [[LIS1]], 34953
  ; CHECK:   [[MULHWU:%[0-9]+]]:gprc = MULHWU [[COPY8]], killed [[ORI1]]
  ; CHECK:   [[RLWINM:%[0-9]+]]:gprc = RLWINM [[MULHWU]], 28, 4, 31
  ; CHECK:   [[MULLI:%[0-9]+]]:gprc = MULLI killed [[RLWINM]], 30
  ; CHECK:   [[SUBF:%[0-9]+]]:gprc = SUBF killed [[MULLI]], [[COPY8]]
  ; CHECK:   [[COPY9:%[0-9]+]]:gprc = COPY [[PHI]].sub_32
  ; CHECK:   [[RLWINM1:%[0-9]+]]:gprc_and_gprc_nor0 = RLWINM [[COPY9]], 1, 0, 30
  ; CHECK:   [[ISEL:%[0-9]+]]:gprc = ISEL [[RLWINM1]], [[SUBF]], [[CMPLWI3]].sub_eq
  ; CHECK:   B %bb.7
  ; CHECK: bb.7 (%ir-block.33):
  ; CHECK:   successors: %bb.8(0x80000000)
  ; CHECK:   [[PHI3:%[0-9]+]]:gprc = PHI [[PHI1]], %bb.5, [[ISEL]], %bb.6
  ; CHECK:   [[ADD4_1:%[0-9]+]]:gprc = nsw ADD4 [[PHI3]], [[ADD4_]]
  ; CHECK:   STWX killed [[ADD4_1]], [[COPY1]], [[RLDICR]] :: (store (s32) into %ir.36, !tbaa !2)
  ; CHECK: bb.8 (%ir-block.37):
  ; CHECK:   [[LI8_2:%[0-9]+]]:g8rc = LI8 0
  ; CHECK:   $x3 = COPY [[LI8_2]]
  ; CHECK:   BLR8 implicit $lr8, implicit $rm, implicit $x3
  ; CHECK: bb.9 (%ir-block.38):
  ; CHECK:   successors: %bb.11(0x2aaaaaab), %bb.10(0x55555555)
  ; CHECK:   [[PHI4:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[LI8_1]], %bb.2, %32, %bb.17
  ; CHECK:   [[PHI5:%[0-9]+]]:gprc = PHI [[LI2]], %bb.2, %27, %bb.17
  ; CHECK:   [[PHI6:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[ADDI8_]], %bb.2, %55, %bb.17
  ; CHECK:   [[PHI7:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[ADDI8_1]], %bb.2, %15, %bb.17
  ; CHECK:   [[COPY10:%[0-9]+]]:gprc_and_gprc_nor0 = COPY [[PHI4]].sub_32
  ; CHECK:   [[MULHWU1:%[0-9]+]]:gprc = MULHWU [[COPY10]], [[ORI]]
  ; CHECK:   [[RLWINM2:%[0-9]+]]:gprc = RLWINM [[MULHWU1]], 28, 4, 31
  ; CHECK:   [[MULLI1:%[0-9]+]]:gprc = nsw MULLI killed [[RLWINM2]], -30
  ; CHECK:   [[INSERT_SUBREG1:%[0-9]+]]:g8rc = INSERT_SUBREG [[DEF1]], killed [[MULLI1]], %subreg.sub_32
  ; CHECK:   [[RLDICL2:%[0-9]+]]:g8rc = RLDICL killed [[INSERT_SUBREG1]], 0, 32
  ; CHECK:   BCC 76, [[CMPLWI1]], %bb.11
  ; CHECK:   B %bb.10
  ; CHECK: bb.10 (%ir-block.38):
  ; CHECK:   successors: %bb.12(0x80000000)
  ; CHECK:   [[ADD8_:%[0-9]+]]:g8rc = ADD8 [[PHI4]], [[RLDICL2]]
  ; CHECK:   [[COPY11:%[0-9]+]]:gprc = COPY [[ADD8_]].sub_32
  ; CHECK:   [[COPY12:%[0-9]+]]:gprc = COPY [[PHI4]].sub_32
  ; CHECK:   [[RLWINM3:%[0-9]+]]:gprc_and_gprc_nor0 = RLWINM [[COPY12]], 1, 0, 30
  ; CHECK:   [[ISEL1:%[0-9]+]]:gprc = ISEL [[RLWINM3]], [[COPY11]], [[CMPLWI2]].sub_eq
  ; CHECK:   B %bb.12
  ; CHECK: bb.11 (%ir-block.56):
  ; CHECK:   successors: %bb.12(0x80000000)
  ; CHECK:   [[ADDI2:%[0-9]+]]:gprc = nuw nsw ADDI [[COPY10]], 100
  ; CHECK:   B %bb.12
  ; CHECK: bb.12 (%ir-block.60):
  ; CHECK:   successors: %bb.15(0x2aaaaaab), %bb.13(0x55555555)
  ; CHECK:   [[PHI8:%[0-9]+]]:gprc = PHI [[ADDI2]], %bb.11, [[ISEL1]], %bb.10
  ; CHECK:   [[ADDI8_4:%[0-9]+]]:g8rc_and_g8rc_nox0 = ADDI8 [[PHI7]], 8
  ; CHECK:   [[LWZU:%[0-9]+]]:gprc, [[LWZU1:%[0-9]+]]:g8rc_and_g8rc_nox0 = LWZU 8, [[PHI6]] :: (load (s32) from %ir.46, !tbaa !2)
  ; CHECK:   [[ADD4_2:%[0-9]+]]:gprc = nsw ADD4 [[LWZU]], [[PHI5]]
  ; CHECK:   [[ADD4_3:%[0-9]+]]:gprc = nsw ADD4 [[PHI8]], [[ADD4_2]]
  ; CHECK:   STW killed [[ADD4_3]], 0, [[ADDI8_4]] :: (store (s32) into %ir.44, !tbaa !2)
  ; CHECK:   BCC 76, [[CMPLWI2]], %bb.15
  ; CHECK:   B %bb.13
  ; CHECK: bb.13 (%ir-block.60):
  ; CHECK:   successors: %bb.14(0x40000001), %bb.16(0x3fffffff)
  ; CHECK:   BCC 68, [[CMPLWI1]], %bb.16
  ; CHECK:   B %bb.14
  ; CHECK: bb.14 (%ir-block.67):
  ; CHECK:   successors: %bb.17(0x80000000)
  ; CHECK:   [[ADDI3:%[0-9]+]]:gprc = nuw nsw ADDI [[COPY10]], 101
  ; CHECK:   B %bb.17
  ; CHECK: bb.15 (%ir-block.69):
  ; CHECK:   successors: %bb.17(0x80000000)
  ; CHECK:   [[ORI8_:%[0-9]+]]:g8rc = ORI8 [[PHI4]], 1
  ; CHECK:   [[COPY13:%[0-9]+]]:gprc = COPY [[ORI8_]].sub_32
  ; CHECK:   [[RLWINM4:%[0-9]+]]:gprc = RLWINM [[COPY13]], 1, 0, 30
  ; CHECK:   B %bb.17
  ; CHECK: bb.16 (%ir-block.72):
  ; CHECK:   successors: %bb.17(0x80000000)
  ; CHECK:   [[ORI8_1:%[0-9]+]]:g8rc = ORI8 [[RLDICL2]], 1
  ; CHECK:   [[ADD8_1:%[0-9]+]]:g8rc = ADD8 [[PHI4]], [[ORI8_1]]
  ; CHECK:   [[COPY14:%[0-9]+]]:gprc = COPY [[ADD8_1]].sub_32
  ; CHECK: bb.17 (%ir-block.74):
  ; CHECK:   successors: %bb.9(0x7c000000), %bb.3(0x04000000)
  ; CHECK:   [[PHI9:%[0-9]+]]:gprc = PHI [[ADDI3]], %bb.14, [[RLWINM4]], %bb.15, [[COPY14]], %bb.16
  ; CHECK:   [[COPY15:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY [[ADDI8_4]]
  ; CHECK:   [[LWZ:%[0-9]+]]:gprc = LWZ 4, [[LWZU1]] :: (load (s32) from %ir.uglygep1112.cast, !tbaa !2)
  ; CHECK:   [[ADD4_4:%[0-9]+]]:gprc = nsw ADD4 [[LWZ]], [[ADD4_2]]
  ; CHECK:   [[ADD4_5:%[0-9]+]]:gprc = nsw ADD4 [[PHI9]], [[ADD4_4]]
  ; CHECK:   STW killed [[ADD4_5]], 4, [[COPY15]] :: (store (s32) into %ir.uglygep78.cast, !tbaa !2)
  ; CHECK:   [[ADDI8_5:%[0-9]+]]:g8rc = nuw nsw ADDI8 [[PHI4]], 2
  ; CHECK:   BDNZ8 %bb.9, implicit-def dead $ctr8, implicit $ctr8
  ; CHECK:   B %bb.3
  bb.0 (%ir-block.5):
    successors: %bb.1(0x50000000), %bb.9(0x30000000)
    liveins: $x3, $x5, $x6, $x7

    %38:g8rc = COPY $x7
    %37:g8rc_and_g8rc_nox0 = COPY $x6
    %36:g8rc_and_g8rc_nox0 = COPY $x5
    %34:g8rc = COPY $x3
    %39:gprc = COPY %34.sub_32
    %40:gprc = COPY %38.sub_32
    %41:crrc = CMPWI %40, 1
    BCC 12, killed %41, %bb.9
    B %bb.1

  bb.1 (%ir-block.7):
    %46:g8rc = IMPLICIT_DEF
    %45:g8rc = INSERT_SUBREG %46, %40, %subreg.sub_32
    %0:g8rc = RLDICL killed %45, 0, 32
    %44:gprc = LI 0
    %43:gprc = LI 100
    %42:g8rc = LI8 0
    %47:crrc = CMPLWI %40, 1
    %95:crrc = CMPLWI %39, 3
    BCC 76, killed %47, %bb.4
    B %bb.2

  bb.2 (%ir-block.10):
    %50:g8rc_and_g8rc_nox0 = RLWINM8 %0, 0, 0, 30
    %1:g8rc = ADDI8 %36, -8
    %2:g8rc = ADDI8 %37, -8
    %51:g8rc = nsw ADDI8 killed %50, -2
    %52:g8rc_and_g8rc_nox0 = RLDICL %51, 63, 1
    %53:g8rc = nuw ADDI8 killed %52, 1
    MTCTR8loop killed %53, implicit-def dead $ctr8
    %49:gprc = LI 0
    %48:g8rc = LI8 0
    %56:gprc = LIS 34952
    %57:gprc = ORI %56, 34953
    %62:g8rc = IMPLICIT_DEF
    %69:crrc = CMPLWI %39, 1
    B %bb.10

  bb.3 (%ir-block.15):
    %3:gprc = nuw ADDI %33, 102

  bb.4 (%ir-block.17):
    %4:g8rc = PHI %42, %bb.1, %32, %bb.3
    %5:gprc = PHI %43, %bb.1, %3, %bb.3
    %6:gprc = PHI %44, %bb.1, %27, %bb.3
    %90:g8rc = ANDI8_rec %0, 1, implicit-def $cr0
    %75:crbitrc = COPY $cr0gt
    BCn killed %75, %bb.9
    B %bb.5

  bb.5 (%ir-block.23):
    successors: %bb.8(0x2aaaaaab), %bb.21(0x55555555)

    %76:g8rc = RLDICR %4, 2, 61
    %77:gprc = LWZX %36, %76 :: (load (s32) from %ir.24, !tbaa !2)
    %7:gprc = nsw ADD4 killed %77, %6
    BCC 76, %95, %bb.8
    B %bb.21

  bb.21 (%ir-block.23):
    %79:crrc = CMPLWI %39, 1
    %81:gprc = COPY %4.sub_32
    %82:gprc = LIS 34952
    %83:gprc = ORI killed %82, 34953
    %84:gprc = MULHWU %81, killed %83
    %85:gprc = RLWINM %84, 28, 4, 31
    %86:gprc = MULLI killed %85, 30
    %9:gprc = SUBF killed %86, %81
    %80:gprc = COPY %4.sub_32
    %8:gprc_and_gprc_nor0 = RLWINM %80, 1, 0, 30
    %91:gprc = ISEL %8, %9, %79.sub_eq
    B %bb.8

  bb.8 (%ir-block.33):
    %10:gprc = PHI %5, %bb.5, %91, %bb.21
    %87:gprc = nsw ADD4 %10, %7
    STWX killed %87, %37, %76 :: (store (s32) into %ir.36, !tbaa !2)

  bb.9 (%ir-block.37):
    %89:g8rc = LI8 0
    $x3 = COPY %89
    BLR8 implicit $lr8, implicit $rm, implicit $x3

  bb.10 (%ir-block.38):
    successors: %bb.12(0x2aaaaaab), %bb.19(0x55555555)

    %11:g8rc_and_g8rc_nox0 = PHI %48, %bb.2, %32, %bb.18
    %12:gprc = PHI %49, %bb.2, %27, %bb.18
    %13:g8rc_and_g8rc_nox0 = PHI %1, %bb.2, %17, %bb.18
    %14:g8rc_and_g8rc_nox0 = PHI %2, %bb.2, %15, %bb.18
    %16:g8rc_and_g8rc_nox0 = ADDI8 %14, 8
    %15:g8rc_and_g8rc_nox0 = COPY %16
    %54:gprc, %55:g8rc_and_g8rc_nox0 = LWZU 8, %13 :: (load (s32) from %ir.46, !tbaa !2)
    %17:g8rc_and_g8rc_nox0 = COPY %55
    %18:gprc_and_gprc_nor0 = COPY %11.sub_32
    %58:gprc = MULHWU %18, %57
    %59:gprc = RLWINM %58, 28, 4, 31
    %60:gprc = nsw MULLI killed %59, -30
    %61:g8rc = INSERT_SUBREG %62, killed %60, %subreg.sub_32
    %19:g8rc = RLDICL killed %61, 0, 32
    %20:g8rc = ORI8 %19, 1
    %21:gprc = nsw ADD4 killed %54, %12
    BCC 76, %95, %bb.12
    B %bb.19

  bb.19 (%ir-block.38):
    %66:g8rc = ADD8 %11, %19
    %24:gprc = COPY %66.sub_32
    %65:gprc = COPY %11.sub_32
    %22:gprc_and_gprc_nor0 = RLWINM %65, 1, 0, 30
    %93:gprc = ISEL %22, %24, %69.sub_eq
    B %bb.14

  bb.12 (%ir-block.56):
    %23:gprc = nuw nsw ADDI %18, 100
    B %bb.14

  bb.14 (%ir-block.60):
    successors: %bb.16(0x2aaaaaab), %bb.20(0x55555555)

    %25:gprc = PHI %23, %bb.12, %93, %bb.19
    %67:gprc = nsw ADD4 %25, %21
    STW killed %67, 0, %16 :: (store (s32) into %ir.44, !tbaa !2)
    %26:g8rc = ORI8 %11, 1
    %68:gprc = LWZ 4, %17 :: (load (s32) from %ir.uglygep1112.cast, !tbaa !2)
    %27:gprc = nsw ADD4 killed %68, %21
    BCC 76, %69, %bb.16
    B %bb.20

  bb.20 (%ir-block.60):
    successors: %bb.15(0x40000001), %bb.17(0x3fffffff)

    BCC 68, %95, %bb.17
    B %bb.15

  bb.15 (%ir-block.67):
    %28:gprc = nuw nsw ADDI %18, 101
    B %bb.18

  bb.16 (%ir-block.69):
    %71:gprc = COPY %26.sub_32
    %29:gprc = RLWINM %71, 1, 0, 30
    B %bb.18

  bb.17 (%ir-block.72):
    %72:g8rc = ADD8 %11, %20
    %30:gprc = COPY %72.sub_32

  bb.18 (%ir-block.74):
    successors: %bb.10(0x7c000000), %bb.3(0x04000000)

    %31:gprc = PHI %28, %bb.15, %29, %bb.16, %30, %bb.17
    %73:gprc = nsw ADD4 %31, %27
    STW killed %73, 4, %15 :: (store (s32) into %ir.uglygep78.cast, !tbaa !2)
    %32:g8rc = nuw nsw ADDI8 %11, 2
    %74:gprc_and_gprc_nor0 = COPY %32.sub_32
    %33:gprc_and_gprc_nor0 = ADDI killed %74, -2
    BDNZ8 %bb.10, implicit-def dead $ctr8, implicit $ctr8
    B %bb.3

...