forked from OSchip/llvm-project
47 lines
1.2 KiB
LLVM
47 lines
1.2 KiB
LLVM
; RUN: opt %loadPolly -polly-ast -polly-parallel -polly-parallel-force -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-n8:16:32:64"
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; for (i = 0; i < n; i++)
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; for (j = 0; j < n; j++)
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; A[j] = 1;
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@A = common global [1024 x i32] zeroinitializer
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define void @bar(i64 %n) {
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start:
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fence seq_cst
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br label %loop.i
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loop.i:
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%i = phi i64 [ 0, %start ], [ %i.next, %loop.i.backedge ]
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%exitcond.i = icmp ne i64 %i, %n
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br i1 %exitcond.i, label %loop.j, label %ret
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loop.j:
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%j = phi i64 [ 0, %loop.i], [ %j.next, %loop.j.backedge ]
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%exitcond.j = icmp ne i64 %j, %n
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br i1 %exitcond.j, label %loop.body, label %loop.i.backedge
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loop.body:
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%scevgep = getelementptr [1024 x i32], [1024 x i32]* @A, i64 0, i64 %j
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store i32 1, i32* %scevgep
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br label %loop.j.backedge
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loop.j.backedge:
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%j.next = add nsw i64 %j, 1
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br label %loop.j
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loop.i.backedge:
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%i.next = add nsw i64 %i, 1
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br label %loop.i
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ret:
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fence seq_cst
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ret void
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}
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; CHECK: for (int c0 = 0; c0 < n; c0 += 1)
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; CHECK: #pragma simd
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; CHECK: #pragma omp parallel for
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; CHECK: for (int c1 = 0; c1 < n; c1 += 1)
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; CHECK: Stmt_loop_body(c0, c1);
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