forked from OSchip/llvm-project
46 lines
1.7 KiB
LLVM
46 lines
1.7 KiB
LLVM
; RUN: opt %loadPolly -basicaa -polly-detect-track-failures -polly-detect-keep-going -polly-detect -analyze < %s | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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define i32 @a(i32 %n, i32* noalias %A, i32* noalias %B) #0 {
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entry:
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br label %entry.split
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entry.split: ; preds = %entry
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br label %for.body
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for.cond2.preheader: ; preds = %for.body
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br label %for.body4
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for.body: ; preds = %entry.split, %for.body
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%indvar = phi i64 [ 0, %entry.split ], [ %indvar.next, %for.body ]
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%j.02 = trunc i64 %indvar to i32
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%arrayidx = getelementptr i32, i32* %B, i64 %indvar
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store i32 %j.02, i32* %arrayidx, align 4
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%indvar.next = add i64 %indvar, 1
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%exitcond3 = icmp ne i64 %indvar.next, 32
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br i1 %exitcond3, label %for.body, label %for.cond2.preheader
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for.body4: ; preds = %for.cond2.preheader, %for.body4
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%0 = phi i32 [ 0, %for.cond2.preheader ], [ %1, %for.body4 ]
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%mul = mul i32 %n, %0
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%idxprom5 = sext i32 %mul to i64
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%arrayidx6 = getelementptr inbounds i32, i32* %A, i64 %idxprom5
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store i32 %0, i32* %arrayidx6, align 4
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%1 = add nsw i32 %0, 1
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%exitcond = icmp ne i32 %1, 32
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br i1 %exitcond, label %for.body4, label %for.end9
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for.end9: ; preds = %for.body4
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%idxprom10 = sext i32 %n to i64
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%arrayidx11 = getelementptr inbounds i32, i32* %A, i64 %idxprom10
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%2 = load i32, i32* %arrayidx11, align 4
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%idxprom12 = sext i32 %n to i64
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%arrayidx13 = getelementptr inbounds i32, i32* %B, i64 %idxprom12
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%3 = load i32, i32* %arrayidx13, align 4
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%add = add nsw i32 %3, %2
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ret i32 %add
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}
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; CHECK: Valid Region for Scop: for.body => for.body4
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