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f4ee371e60
These flags are now always passed to all tests and need to be disabled if not needed. Disabling these flags, rather than passing them to almost all tests, significantly simplfies our RUN: lines. llvm-svn: 249422
57 lines
2.0 KiB
LLVM
57 lines
2.0 KiB
LLVM
; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
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;
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; Test comes from a bug (15771) or better a feature request. It was not allowed
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; in Polly in the old domain generation as ScalarEvolution cannot figure out the
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; loop bounds. However, the new domain generation will detect the SCoP.
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;
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; CHECK: Context:
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; CHECK: [n] -> { : n <= 2147483647 and n >= -2147483648 }
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; CHECK: p0: %n
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; CHECK: Statements {
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; CHECK: Stmt_for_next
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; CHECK: Domain :=
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; CHECK: [n] -> { Stmt_for_next[i0] : i0 >= 0 and 2i0 <= -3 + n };
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; CHECK: Schedule :=
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; CHECK: [n] -> { Stmt_for_next[i0] -> [i0] };
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; CHECK: ReadAccess :=
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; CHECK: [n] -> { Stmt_for_next[i0] -> MemRef_A[i0] };
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; CHECK: WriteAccess :=
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; CHECK: [n] -> { Stmt_for_next[i0] -> MemRef_A[i0] };
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; CHECK: }
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;
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@A = common global [100 x i32] zeroinitializer, align 16
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define void @foo(i32 %n) #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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%cmp2 = icmp sgt i32 %n, 0
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br i1 %cmp2, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry.split
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%indvar = phi i64 [ 0, %for.body.lr.ph ], [ %indvar.next, %for.next ]
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%arrayidx = getelementptr [100 x i32], [100 x i32]* @A, i64 0, i64 %indvar
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%0 = mul i64 %indvar, 2
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%1 = add i64 %0, 2
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%add1 = trunc i64 %1 to i32
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%cmp = icmp slt i32 %add1, %n
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%indvar.next = add i64 %indvar, 1
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br i1 %cmp, label %for.next, label %for.cond.for.end_crit_edge
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for.next:
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%2 = load i32, i32* %arrayidx, align 4
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%add = add nsw i32 %2, 1
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store i32 %add, i32* %arrayidx, align 4
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br label %for.body
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for.cond.for.end_crit_edge: ; preds = %for.body
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br label %for.end
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for.end: ; preds = %for.cond.for.end_crit_edge, %entry.split
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ret void
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}
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