; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s ; ; CHECK: Statements { ; CHECK-NEXT: Stmt_for_body ; CHECK-NEXT: Domain := ; CHECK-NEXT: [N] -> { Stmt_for_body[i0] : 0 <= i0 < N }; ; CHECK-NEXT: Schedule := ; CHECK-NEXT: [N] -> { Stmt_for_body[i0] -> [i0] }; ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: [N] -> { Stmt_for_body[i0] -> MemRef_A[o0] : -4 + N + 5i0 <= 5o0 <= N + 5i0 }; ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: [N] -> { Stmt_for_body[i0] -> MemRef_A[o0] : -N + 5i0 <= 5o0 <= 4 - N + 5i0 }; ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: [N] -> { Stmt_for_body[i0] -> MemRef_A[i0] }; ; CHECK-NEXT: } ; ; void f(int *A, int N) { ; for (int i = 0; i < N; i++) ; A[i] = A[i + (N / 5)] + A[i + (N / -5)]; ; } ; target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" define void @f(i32* %A, i32 %N) { entry: %tmp = sext i32 %N to i64 br label %for.cond for.cond: ; preds = %for.inc, %entry %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ] %cmp = icmp slt i64 %indvars.iv, %tmp br i1 %cmp, label %for.body, label %for.end for.body: ; preds = %for.cond %div = sdiv i32 %N, 5 %tmp1 = trunc i64 %indvars.iv to i32 %add = add nsw i32 %tmp1, %div %idxprom = sext i32 %add to i64 %arrayidx = getelementptr inbounds i32, i32* %A, i64 %idxprom %tmp2 = load i32, i32* %arrayidx, align 4 %div1 = sdiv i32 %N, -5 %tmp3 = trunc i64 %indvars.iv to i32 %add2 = add nsw i32 %tmp3, %div1 %idxprom3 = sext i32 %add2 to i64 %arrayidx4 = getelementptr inbounds i32, i32* %A, i64 %idxprom3 %tmp4 = load i32, i32* %arrayidx4, align 4 %add5 = add nsw i32 %tmp2, %tmp4 %arrayidx7 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv store i32 %add5, i32* %arrayidx7, align 4 br label %for.inc for.inc: ; preds = %for.body %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 br label %for.cond for.end: ; preds = %for.cond ret void }