forked from OSchip/llvm-project
28 lines
987 B
LLVM
28 lines
987 B
LLVM
; RUN: opt %loadPolly -polly-codegen -polly-vectorizer=polly < %s
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; This test case checks that the polly vectorizer does not crash when
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; calculating the number of iterations.
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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@b = external global [2048 x i64], align 16
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define void @foo(i64 %n) {
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entry:
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br label %for.cond
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for.cond: ; preds = %for.body, %entry
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%indvar = phi i64 [ 0, %entry ], [ %inc, %for.body ]
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%cmp = icmp slt i64 %indvar, %n
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br i1 %cmp, label %for.body, label %for.end
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for.body: ; preds = %for.cond
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%arrayidx = getelementptr inbounds [2048 x i64], [2048 x i64]* @b, i64 0, i64 %indvar
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store i64 1, i64* %arrayidx
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%inc = add nsw i64 %indvar, 1
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br label %for.cond
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for.end: ; preds = %for.cond
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ret void
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}
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