1 ; RUN: opt %loadNPMPolly '-passes=polly-import-jscop,print<polly-simplify>' -polly-import-jscop-postfix=transformed -disable-output < %s | FileCheck %s -match-full-lines
3 ; Map %phi to A[j], so the scalar write in Stmt_for_bodyA can be removed.
5 ; for (int j = 0; j < n; j += 1) {
15 define void @sweep_mapped_phi(i32 %n, ptr noalias nonnull %A, ptr noalias nonnull %B) {
20 %j = phi i32 [0, %entry], [%j.inc, %inc]
21 %j.cmp = icmp slt i32 %j, %n
22 br i1 %j.cmp, label %bodyA, label %exit
25 %val = fadd double 21.0, 21.0
26 %A_idx = getelementptr inbounds double, ptr %A, i32 %j
27 store double %val, ptr %A_idx
31 %phi = phi double [%val, %bodyA]
32 %B_idx = getelementptr inbounds double, ptr %B, i32 %j
33 store double %phi, ptr %B_idx
37 %j.inc = add nuw nsw i32 %j, 1
49 ; CHECK: Dead accesses removed: 1
52 ; CHECK: After accesses {
53 ; CHECK-NEXT: Stmt_bodyA
54 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
55 ; CHECK-NEXT: [n] -> { Stmt_bodyA[i0] -> MemRef_A[i0] };
56 ; CHECK-NEXT: Stmt_bodyB
57 ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 1]
58 ; CHECK-NEXT: [n] -> { Stmt_bodyB[i0] -> MemRef_phi__phi[] };
59 ; CHECK-NEXT: new: [n] -> { Stmt_bodyB[i0] -> MemRef_A[i0] };
60 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
61 ; CHECK-NEXT: [n] -> { Stmt_bodyB[i0] -> MemRef_B[i0] };