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40 lines
1.2 KiB
LLVM
40 lines
1.2 KiB
LLVM
; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
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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) nounwind {
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entry:
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br label %for.i
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for.i:
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%i = phi i64 [ 0, %entry ], [ %i.inc, %for.j ]
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%i.inc = add nsw i64 %i, 1
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%exitcond.i = icmp sge i64 %i.inc, 2048
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br i1 %exitcond.i, label %return, label %for.j
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for.j:
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%j = phi i64 [ 0, %for.i ], [ %j.inc, %body ]
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%j.inc = add nsw i64 %j, 1
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%exitcond.j = icmp slt i64 %j.inc, 1024
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br i1 %exitcond.j, label %body, label %for.i
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body:
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%scevgep = getelementptr i64, i64* %a, i64 %j
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store i64 %j, i64* %scevgep
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br label %for.j
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return:
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ret void
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}
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; CHECK: Statements {
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; CHECK-NEXT: Stmt_body
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; CHECK-NEXT: Domain :=
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; CHECK-NEXT: { Stmt_body[i0, i1] : 0 <= i0 <= 2046 and 0 <= i1 <= 1022 };
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; CHECK-NEXT: Schedule :=
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; CHECK-NEXT: { Stmt_body[i0, i1] -> [i0, i1] };
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; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
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; CHECK-NEXT: { Stmt_body[i0, i1] -> MemRef_a[i1] };
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; CHECK-NEXT: }
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