forked from OSchip/llvm-project
48 lines
1.1 KiB
LLVM
48 lines
1.1 KiB
LLVM
; RUN: opt %loadPolly -polly-scops -dot-scops -analyze < %s
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;
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; Check that the ScopPrinter does not crash.
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; ScopPrinter needs the ScopDetection pass, which should depend on
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; ScalarEvolution transitively.
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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define void @func(i32 %n, i32 %m, double* noalias nonnull %A) {
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entry:
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br label %outer.for
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outer.for:
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%j = phi i32 [0, %entry], [%j.inc, %outer.inc]
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%j.cmp = icmp slt i32 %j, %n
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br i1 %j.cmp, label %inner.for, label %outer.exit
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inner.for:
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%i = phi i32 [1, %outer.for], [%i.inc, %inner.inc]
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%b = phi double [0.0, %outer.for], [%a, %inner.inc]
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%i.cmp = icmp slt i32 %i, %m
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br i1 %i.cmp, label %body1, label %inner.exit
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body1:
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%A_idx = getelementptr inbounds double, double* %A, i32 %i
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%a = load double, double* %A_idx
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store double %a, double* %A_idx
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br label %inner.inc
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inner.inc:
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%i.inc = add nuw nsw i32 %i, 1
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br label %inner.for
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inner.exit:
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br label %outer.inc
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outer.inc:
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store double %b, double* %A
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%j.inc = add nuw nsw i32 %j, 1
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br label %outer.for
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outer.exit:
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br label %return
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return:
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ret void
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}
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