forked from OSchip/llvm-project
27 lines
879 B
LLVM
27 lines
879 B
LLVM
; RUN: opt %loadPolly -polly-print-scops -disable-output < %s | FileCheck %s
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; CHECK: Assumed Context:
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; CHECK-NEXT: [N] -> { : }
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;
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; CHECK: Domain :=
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; CHECK-NEXT: [N] -> { Stmt_bb[0] };
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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"
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define void @f(i64* nocapture %a, i64 %N) nounwind {
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entry:
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br label %bb
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bb: ; preds = %bb, %entry
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%i = phi i64 [ 1000, %entry ], [ %i.dec, %bb ]
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%scevgep = getelementptr inbounds i64, i64* %a, i64 %i
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store i64 %i, i64* %scevgep
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%i.dec = add nsw i64 %i, -1
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%sub = sub nsw i64 %N, %i
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%exitcond = icmp ult i64 %sub, 0
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br i1 %exitcond, label %bb, label %return
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return: ; preds = %bb, %entry
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ret void
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}
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