1 ; RUN: opt %loadPolly -basicaa -polly-scops -analyze \
2 ; RUN: -polly-invariant-load-hoisting=true < %s | FileCheck %s
4 ; void f(long A[], int N, int *init_ptr) {
7 ; for (i = 0; i < N; ++i) {
9 ; for (i = 0; i < N; ++i) {
15 ; CHECK-LABEL: Function: f
18 ; CHECK-NEXT: Stmt_for_j
19 ; CHECK-NEXT: Domain :=
20 ; CHECK-NEXT: [N] -> { Stmt_for_j[i0, i1] : 0 <= i0 < N and 0 <= i1 < N };
21 ; CHECK-NEXT: Schedule :=
22 ; CHECK-NEXT: [N] -> { Stmt_for_j[i0, i1] -> [i0, i1] };
23 ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 1]
24 ; CHECK-NEXT: [N] -> { Stmt_for_j[i0, i1] -> MemRef_init[] };
25 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
26 ; CHECK-NEXT: [N] -> { Stmt_for_j[i0, i1] -> MemRef_A[i1] };
29 ; CHECK-LABEL: Function: g
32 ; CHECK-NEXT: Stmt_for_j
33 ; CHECK-NEXT: Domain :=
34 ; CHECK-NEXT: [N] -> { Stmt_for_j[i0, i1] : 0 <= i0 < N and 0 <= i1 < N };
35 ; CHECK-NEXT: Schedule :=
36 ; CHECK-NEXT: [N] -> { Stmt_for_j[i0, i1] -> [i0, i1] };
37 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
38 ; CHECK-NEXT: [N] -> { Stmt_for_j[i0, i1] -> MemRef_A[i1] };
39 ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 1]
40 ; CHECK-NEXT: [N] -> { Stmt_for_j[i0, i1] -> MemRef_init[] };
43 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"
46 define void @f(i64* noalias %A, i64 %N, i64* noalias %init_ptr) nounwind {
51 %indvar.i = phi i64 [ 0, %entry ], [ %indvar.i.next, %for.i.end ]
52 %indvar.i.next = add nsw i64 %indvar.i, 1
56 %init = load i64, i64* %init_ptr
60 %indvar.j = phi i64 [ 0, %entry.next ], [ %indvar.j.next, %for.j ]
61 %init_plus_two = add i64 %init, 2
62 %scevgep = getelementptr i64, i64* %A, i64 %indvar.j
63 store i64 %init_plus_two, i64* %scevgep
64 %indvar.j.next = add nsw i64 %indvar.j, 1
65 %exitcond.j = icmp eq i64 %indvar.j.next, %N
66 br i1 %exitcond.j, label %for.i.end, label %for.j
69 %exitcond.i = icmp eq i64 %indvar.i.next, %N
70 br i1 %exitcond.i, label %return, label %for.i
76 define void @g(i64* noalias %A, i64 %N, i64* noalias %init_ptr) nounwind {
81 %indvar.i = phi i64 [ 0, %entry ], [ %indvar.i.next, %for.i.end ]
82 %indvar.i.next = add nsw i64 %indvar.i, 1
86 %init = load i64, i64* %init_ptr
90 %indvar.j = phi i64 [ 0, %entry.next ], [ %indvar.j.next, %for.j ]
91 %scevgep = getelementptr i64, i64* %A, i64 %indvar.j
92 store i64 %init, i64* %scevgep
93 %indvar.j.next = add nsw i64 %indvar.j, 1
94 %exitcond.j = icmp eq i64 %indvar.j.next, %N
95 br i1 %exitcond.j, label %for.i.end, label %for.j
98 %exitcond.i = icmp eq i64 %indvar.i.next, %N
99 br i1 %exitcond.i, label %return, label %for.i