forked from OSchip/llvm-project
58 lines
2.0 KiB
LLVM
58 lines
2.0 KiB
LLVM
; RUN: opt %loadPolly -polly-print-ast -polly-ast-detect-parallel -disable-output < %s | FileCheck %s
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;
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; The minimal dependence distance of the innermost loop should be 1 instead of 250.
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; CHECK: #pragma minimal dependence distance: 1
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; CHECK: for (int c0 = 0; c0 <= 499; c0 += 1)
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; CHECK: #pragma minimal dependence distance: 1
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; CHECK: for (int c1 = 0; c1 <= 998; c1 += 1) {
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; CHECK: Stmt_bb9(c0, c1);
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; CHECK: Stmt_bb9_b(c0, c1);
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;
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; void foo (int *A, int *B) {
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; for (int i=0; i < 500; i++) {
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; for (int j=0; j < 1000; j++) {
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; B[i] = B[i] + 1;
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; A[j] += A[j % 250];
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; }
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; }
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; }
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;
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target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
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define void @foo(i32* nocapture %arg, i32* nocapture %arg1) {
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bb:
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br label %bb2
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bb2: ; preds = %bb
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br label %bb4
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bb3: ; preds = %bb6
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ret void
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bb4: ; preds = %bb6, %bb2
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%tmp = phi i32 [ 0, %bb2 ], [ %tmp7, %bb6 ]
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%tmp5 = getelementptr inbounds i32, i32* %arg1, i32 %tmp
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br label %bb9
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bb6: ; preds = %bb9
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%tmp7 = add nuw nsw i32 %tmp, 1
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%tmp8 = icmp eq i32 %tmp7, 500
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br i1 %tmp8, label %bb3, label %bb4
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bb9: ; preds = %bb9, %bb4
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%tmp10 = phi i32 [ 1, %bb4 ], [ %tmp19, %bb9 ]
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%tmp11 = load i32, i32* %tmp5, align 4
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%tmp12 = add nsw i32 %tmp11, 1
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store i32 %tmp12, i32* %tmp5, align 4
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%tmp13 = urem i32 %tmp10, 250
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%tmp14 = getelementptr inbounds i32, i32* %arg, i32 %tmp13
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%tmp15 = load i32, i32* %tmp14, align 4
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%tmp16 = getelementptr inbounds i32, i32* %arg, i32 %tmp10
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%tmp17 = load i32, i32* %tmp16, align 4
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%tmp18 = add nsw i32 %tmp17, %tmp15
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store i32 %tmp18, i32* %tmp16, align 4
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%tmp19 = add nuw nsw i32 %tmp10, 1
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%tmp20 = icmp eq i32 %tmp19, 1000
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br i1 %tmp20, label %bb6, label %bb9
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}
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