xref: /llvm-project/polly/test/ScopInfo/same-base-address-scalar-and-array.ll (revision e1f056f692d869708c1898d9d65a69ac5584a0ed)
1; RUN: opt %loadNPMPolly '-passes=print<polly-function-scops>' -disable-output < %s 2>&1 | FileCheck %s
2;
3; Verify we introduce two ScopArrayInfo objects (or virtual arrays) for the %out variable
4; as it is used as a memory base pointer (%0) but also as a scalar (%out.addr.0.lcssa).
5;
6; CHECK:         Arrays {
7; CHECK-NEXT:        ptr MemRef_out_addr_0_lcssa; // Element size 8
8; CHECK-NEXT:        float MemRef_out[*]; // Element size 4
9; CHECK-NEXT:    }
10;
11target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
12
13; Function Attrs: nounwind ssp uwtable
14define void @ff_celp_lp_synthesis_filterf(ptr %out) #0 {
15entry:
16  br label %entry.split
17
18entry.split:                                      ; preds = %entry
19  br i1 false, label %for.end.97, label %for.body.lr.ph
20
21for.body.lr.ph:                                   ; preds = %entry.split
22  %arrayidx13 = getelementptr inbounds float, ptr %out, i64 -3
23  %0 = load float, ptr %arrayidx13, align 4
24  br label %for.end.97
25
26for.end.97:                                       ; preds = %for.cond.for.end.97_crit_edge, %entry.split
27  %out.addr.0.lcssa = phi ptr [ undef, %for.body.lr.ph ], [ %out, %entry.split ]
28  ret void
29}
30