1 ; RUN: opt %loadPolly -polly-process-unprofitable -polly-scops -polly-invariant-load-hoisting=true -analyze < %s | FileCheck %s
3 ; CHECK: Invariant Accesses:
4 ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
5 ; CHECK-NEXT: { Stmt_bb2[i0] -> MemRef_B[0] };
6 ; CHECK-NOT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1]
7 ; CHECK-NOT: { Stmt_bb2[i0] -> MemRef_tmp[] };
9 ; void f(int *restrict A, int *restrict B) {
10 ; for (int i = 0; i < 1024; i++)
16 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
18 define void @f(i32* noalias %A, i32* noalias %B) {
22 bb1: ; preds = %bb4, %bb
23 %indvars.iv = phi i64 [ %indvars.iv.next, %bb4 ], [ 0, %bb ]
24 %exitcond = icmp ne i64 %indvars.iv, 1024
25 br i1 %exitcond, label %bb2, label %bb5
28 %tmp = load i32, i32* %B, align 4
32 %tmp3 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv
33 store i32 %tmp, i32* %tmp3, align 4
37 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1