1; RUN: opt %loadNPMPolly -aa-pipeline=basic-aa -polly-allow-modref-calls '-passes=print<polly-function-scops>' -disable-output < %s 2>&1 | FileCheck %s 2; RUN: opt %loadNPMPolly -aa-pipeline=basic-aa -polly-allow-modref-calls -passes=polly-codegen -disable-output < %s 3; 4; Check that we assume the call to func has a read on the whole A array. 5; 6; CHECK: Stmt_for_body 7; CHECK-NEXT: Domain := 8; CHECK-NEXT: { Stmt_for_body[i0] : 0 <= i0 <= 1023 }; 9; CHECK-NEXT: Schedule := 10; CHECK-NEXT: { Stmt_for_body[i0] -> [i0] }; 11; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] 12; CHECK-NEXT: { Stmt_for_body[i0] -> MemRef_A[2 + i0] }; 13; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] 14; CHECK-NEXT: { Stmt_for_body[i0] -> MemRef_A[o0] }; 15; 16; #pragma readonly 17; int func(int *A); 18; 19; void jd(int *A) { 20; for (int i = 0; i < 1024; i++) 21; A[i + 2] = func(A); 22; } 23; 24target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 25 26define void @jd(ptr %A) { 27entry: 28 br label %for.body 29 30for.body: ; preds = %entry, %for.inc 31 %i = phi i64 [ 0, %entry ], [ %i.next, %for.inc ] 32 %call = call i32 @func(ptr %A) #2 33 %tmp = add nsw i64 %i, 2 34 %arrayidx = getelementptr inbounds i32, ptr %A, i64 %tmp 35 store i32 %call, ptr %arrayidx, align 4 36 br label %for.inc 37 38for.inc: ; preds = %for.body 39 %i.next = add nuw nsw i64 %i, 1 40 %exitcond = icmp ne i64 %i.next, 1024 41 br i1 %exitcond, label %for.body, label %for.end 42 43for.end: ; preds = %for.inc 44 ret void 45} 46 47declare i32 @func(ptr) #0 48 49attributes #0 = { nounwind readonly } 50