69 lines
2.8 KiB
LLVM
69 lines
2.8 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -print-predicateinfo < %s 2>&1 | FileCheck %s
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; Don't insert predicate info for conditions with a single target.
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@a = global i32 1, align 4
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@d = common global i32 0, align 4
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@c = common global i32 0, align 4
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@b = common global i32 0, align 4
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@e = common global i32 0, align 4
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define i32 @main() {
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; CHECK-LABEL: @main(
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; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* @d, align 4
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; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 0
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; CHECK-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP13:%.*]]
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; CHECK: [[TMP4:%.*]] = load i32, i32* @a, align 4
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; CHECK-NEXT: [[TMP5:%.*]] = load i32, i32* @c, align 4
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; CHECK-NEXT: [[TMP6:%.*]] = icmp slt i32 [[TMP5]], 1
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; CHECK-NEXT: br i1 [[TMP6]], label [[TMP7:%.*]], label [[TMP9:%.*]]
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; CHECK: [[TMP8:%.*]] = icmp eq i32 [[TMP4]], 0
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; CHECK-NEXT: br i1 [[TMP8]], label [[TMP9]], label [[TMP9]]
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; CHECK: [[DOT0:%.*]] = phi i32 [ [[TMP4]], [[TMP7]] ], [ [[TMP4]], [[TMP7]] ], [ [[DOT1:%.*]], [[TMP13]] ], [ [[TMP4]], [[TMP3]] ]
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; CHECK-NEXT: [[TMP10:%.*]] = load i32, i32* @b, align 4
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; CHECK-NEXT: [[TMP11:%.*]] = sdiv i32 [[TMP10]], [[DOT0]]
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; CHECK-NEXT: [[TMP12:%.*]] = icmp eq i32 [[TMP11]], 0
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; CHECK-NEXT: br i1 [[TMP12]], label [[TMP13]], label [[TMP13]]
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; CHECK: [[DOT1]] = phi i32 [ [[DOT0]], [[TMP9]] ], [ [[DOT0]], [[TMP9]] ], [ undef, [[TMP0:%.*]] ]
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; CHECK-NEXT: [[TMP14:%.*]] = load i32, i32* @e, align 4
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; CHECK-NEXT: [[TMP15:%.*]] = icmp eq i32 [[TMP14]], 0
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; CHECK-NEXT: br i1 [[TMP15]], label [[TMP16:%.*]], label [[TMP9]]
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; CHECK: ret i32 0
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;
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%1 = load i32, i32* @d, align 4
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%2 = icmp eq i32 %1, 0
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br i1 %2, label %3, label %13
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; <label>:3: ; preds = %0
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%4 = load i32, i32* @a, align 4
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%5 = load i32, i32* @c, align 4
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%6 = icmp slt i32 %5, 1
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br i1 %6, label %7, label %9
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; <label>:7: ; preds = %3
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%8 = icmp eq i32 %4, 0
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br i1 %8, label %9, label %9
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; <label>:9: ; preds = %13, %7, %7, %3
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%.0 = phi i32 [ %4, %7 ], [ %4, %7 ], [ %.1, %13 ], [ %4, %3 ]
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%10 = load i32, i32* @b, align 4
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%11 = sdiv i32 %10, %.0
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%12 = icmp eq i32 %11, 0
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br i1 %12, label %13, label %13
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; <label>:13: ; preds = %9, %9, %0
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%.1 = phi i32 [ %.0, %9 ], [ %.0, %9 ], [ undef, %0 ]
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%14 = load i32, i32* @e, align 4
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%15 = icmp eq i32 %14, 0
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br i1 %15, label %16, label %9
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; <label>:16: ; preds = %13
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ret i32 0
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}
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; Function Attrs: argmemonly nounwind
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declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture)
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; Function Attrs: argmemonly nounwind
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declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture)
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