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48 lines
1.9 KiB
LLVM
48 lines
1.9 KiB
LLVM
; RUN: opt %loadPolly -polly-process-unprofitable=false \
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; RUN: -polly-detect -analyze < %s | FileCheck %s
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; RUN: opt %loadPolly -polly-allow-nonaffine-loops \
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; RUN: -polly-detect -analyze < %s | FileCheck %s --check-prefix=NALOOPS
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; RUN: opt %loadPolly -polly-allow-nonaffine-loops -polly-detect -analyze \
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; RUN: -polly-process-unprofitable=false < %s | \
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; RUN: FileCheck %s --check-prefix=PROFIT
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; The latch conditions of the outer loop are not affine, thus the loop cannot
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; handled by the domain generation and needs to be overapproximated.
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; CHECK-NOT: Valid
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; NALOOPS: Valid Region for Scop: for.body.6 => for.end.45
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; PROFIT-NOT: Valid
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; ModuleID = '/home/johannes/Downloads/bug.ll'
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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; Function Attrs: nounwind uwtable
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define void @kernel_reg_detect([6 x i32]* %path) #0 {
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entry:
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br label %for.body.6
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for.body.6: ; preds = %for.inc.43, %for.body.6, %entry
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%indvars.iv9 = phi i64 [ %indvars.iv.next10, %for.body.6 ], [ 0, %for.inc.43 ], [ 0, %entry ]
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%indvars.iv.next10 = add nuw nsw i64 %indvars.iv9, 1
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%lftr.wideiv = trunc i64 %indvars.iv.next10 to i32
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%exitcond = icmp ne i32 %lftr.wideiv, 6
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br i1 %exitcond, label %for.body.6, label %for.inc.40
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for.inc.40: ; preds = %for.inc.40, %for.body.6
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%arrayidx28 = getelementptr inbounds [6 x i32], [6 x i32]* %path, i64 0, i64 0
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%tmp = load i32, i32* %arrayidx28, align 4
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%arrayidx36 = getelementptr inbounds [6 x i32], [6 x i32]* %path, i64 0, i64 0
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store i32 0, i32* %arrayidx36, align 4
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%exitcond22 = icmp ne i64 0, 6
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br i1 %exitcond22, label %for.inc.40, label %for.inc.43
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for.inc.43: ; preds = %for.inc.40
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%exitcond23 = icmp ne i32 0, 10000
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br i1 %exitcond23, label %for.body.6, label %for.end.45
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for.end.45: ; preds = %for.inc.43
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ret void
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}
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