; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py ; RUN: opt -passes='print' -disable-output %s 2>&1 | FileCheck %s define i32 @pr58402_large_number_of_zext(ptr %dst) { ; CHECK-LABEL: 'pr58402_large_number_of_zext' ; CHECK-NEXT: Classifying expressions for: @pr58402_large_number_of_zext ; CHECK-NEXT: %d.0 = phi i32 [ 0, %entry ], [ %add7.15, %header ] ; CHECK-NEXT: --> %d.0 U: [0,65) S: [0,65) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %b.0 = phi i32 [ 59, %entry ], [ %b.0, %header ] ; CHECK-NEXT: --> 59 U: [59,60) S: [59,60) Exits: 59 LoopDispositions: { %header: Invariant } ; CHECK-NEXT: %conv.neg = sext i1 %cmp to i32 ; CHECK-NEXT: --> (sext i1 %cmp to i32) U: [-1,1) S: [-1,1) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %conv = zext i1 %cmp to i32 ; CHECK-NEXT: --> (zext i1 %cmp to i32) U: [0,2) S: [0,2) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i = and i32 %conv, -2 ; CHECK-NEXT: --> (2 * ((zext i1 %cmp to i32) /u 2)) U: [0,1) S: [0,1) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7 = add i32 %i, 4 ; CHECK-NEXT: --> (4 + (2 * ((zext i1 %cmp to i32) /u 2))) U: [4,5) S: [4,5) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i1 = and i32 %add7, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2)) U: [4,5) S: [4,5) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.1 = add i32 %i1, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) U: [8,9) S: [8,9) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i2 = and i32 %add7.1, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2)) U: [8,9) S: [8,9) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.2 = add i32 %i2, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) U: [12,13) S: [12,13) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i3 = and i32 %add7.2, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2)) U: [12,13) S: [12,13) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.3 = add i32 %i3, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) U: [16,17) S: [16,17) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i4 = and i32 %add7.3, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2)) U: [16,17) S: [16,17) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.4 = add i32 %i4, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) U: [20,21) S: [20,21) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i5 = and i32 %add7.4, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2)) U: [20,21) S: [20,21) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.5 = add i32 %i5, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) U: [24,25) S: [24,25) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i6 = and i32 %add7.5, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2)) U: [24,25) S: [24,25) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.6 = add i32 %i6, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) U: [28,29) S: [28,29) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i7 = and i32 %add7.6, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2)) U: [28,29) S: [28,29) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.7 = add i32 %i7, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) U: [32,33) S: [32,33) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i8 = and i32 %add7.7, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2)) U: [32,33) S: [32,33) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.8 = add i32 %i8, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) U: [36,37) S: [36,37) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i9 = and i32 %add7.8, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2)) U: [36,37) S: [36,37) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.9 = add i32 %i9, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) U: [40,41) S: [40,41) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i10 = and i32 %add7.9, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2)) U: [40,41) S: [40,41) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.10 = add i32 %i10, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) U: [44,45) S: [44,45) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i11 = and i32 %add7.10, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2)) U: [44,45) S: [44,45) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.11 = add i32 %i11, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) U: [48,49) S: [48,49) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i12 = and i32 %add7.11, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2)) U: [48,49) S: [48,49) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.12 = add i32 %i12, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) U: [52,53) S: [52,53) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i13 = and i32 %add7.12, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2)) U: [52,53) S: [52,53) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.13 = add i32 %i13, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) U: [56,57) S: [56,57) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i14 = and i32 %add7.13, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2)) U: [56,57) S: [56,57) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.14 = add i32 %i14, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) U: [60,61) S: [60,61) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i15 = and i32 %add7.14, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2)) U: [60,61) S: [60,61) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %add7.15 = add i32 %i15, 4 ; CHECK-NEXT: --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) U: [64,65) S: [64,65) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: %i16 = and i32 %add7.15, -2 ; CHECK-NEXT: --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2))) /u 2)) U: [64,65) S: [64,65) Exits: <> LoopDispositions: { %header: Variant } ; CHECK-NEXT: Determining loop execution counts for: @pr58402_large_number_of_zext ; CHECK-NEXT: Loop %header: Unpredictable backedge-taken count. ; CHECK-NEXT: Loop %header: Unpredictable constant max backedge-taken count. ; CHECK-NEXT: Loop %header: Unpredictable symbolic max backedge-taken count. ; CHECK-NEXT: Loop %header: Unpredictable predicated backedge-taken count. ; entry: br label %header header: %d.0 = phi i32 [ 0, %entry ], [ %add7.15, %header ] %b.0 = phi i32 [ 59, %entry ], [ %b.0, %header ] %cmp = icmp slt i32 %b.0, 1 %conv.neg = sext i1 %cmp to i32 %conv = zext i1 %cmp to i32 %i = and i32 %conv, -2 %add7 = add i32 %i, 4 %i1 = and i32 %add7, -2 %add7.1 = add i32 %i1, 4 %i2 = and i32 %add7.1, -2 %add7.2 = add i32 %i2, 4 %i3 = and i32 %add7.2, -2 %add7.3 = add i32 %i3, 4 %i4 = and i32 %add7.3, -2 %add7.4 = add i32 %i4, 4 %i5 = and i32 %add7.4, -2 %add7.5 = add i32 %i5, 4 %i6 = and i32 %add7.5, -2 %add7.6 = add i32 %i6, 4 %i7 = and i32 %add7.6, -2 %add7.7 = add i32 %i7, 4 %i8 = and i32 %add7.7, -2 %add7.8 = add i32 %i8, 4 %i9 = and i32 %add7.8, -2 %add7.9 = add i32 %i9, 4 %i10 = and i32 %add7.9, -2 %add7.10 = add i32 %i10, 4 %i11 = and i32 %add7.10, -2 %add7.11 = add i32 %i11, 4 %i12 = and i32 %add7.11, -2 %add7.12 = add i32 %i12, 4 %i13 = and i32 %add7.12, -2 %add7.13 = add i32 %i13, 4 %i14 = and i32 %add7.13, -2 %add7.14 = add i32 %i14, 4 %i15 = and i32 %add7.14, -2 %add7.15 = add i32 %i15, 4 %i16 = and i32 %add7.15, -2 store i32 %add7.15, ptr %dst, align 4 br label %header }