23 lines
553 B
LLVM
23 lines
553 B
LLVM
; RUN: opt < %s -scalar-evolution -analyze | FileCheck %s
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define void @foo([7 x i8]* %a) {
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; CHECK-LABEL: @foo
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entry:
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br label %bb
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bb:
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%idx = phi i64 [ 0, %entry ], [ %idx.incr, %bb ]
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%i = udiv i64 %idx, 7
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%j = urem i64 %idx, 7
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%a.ptr = getelementptr [7 x i8], [7 x i8]* %a, i64 %i, i64 %j
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; CHECK: %a.ptr = getelementptr [7 x i8], [7 x i8]* %a, i64 %i, i64 %j
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; CHECK-NEXT: --> {%a,+,1}<nw><%bb>
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%val = load i8, i8* %a.ptr
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%idx.incr = add i64 %idx, 1
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%test = icmp ne i64 %idx.incr, 35
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br i1 %test, label %bb, label %exit
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exit:
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ret void
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}
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