xref: /llvm-project/polly/test/CodeGen/MemAccess/update_access_functions.ll (revision e1f056f692d869708c1898d9d65a69ac5584a0ed)
1; RUN: opt %loadNPMPolly '-passes=polly-import-jscop,polly-codegen' \
2; RUN:                -polly-import-jscop-postfix=transformed \
3; RUN:                 < %s -S | FileCheck %s
4
5; CHECK-LABEL: polly.stmt.loop1:
6; CHECK-NEXT:   %3 = mul nsw i64 5, %polly.indvar{{[0-9]*}}
7; CHECK-NEXT:   %4 = sub nsw i64 %3, 10
8; CHECK-NEXT:   %polly.access.A = getelementptr double, ptr %A, i64 %4
9; CHECK-NEXT:   store double 4.200000e+01, ptr %polly.access.A, align 8
10
11; CHECK-LABEL: polly.stmt.loop2:
12; CHECK-NEXT:   %polly.access.A[[Num0:[0-9]*]] = getelementptr double, ptr %A, i64 42
13; CHECK-NEXT:   %val_p_scalar_ = load double, ptr %polly.access.A[[Num0]], align 8
14
15; CHECK-LABEL: polly.stmt.loop3:
16; CHECK-NEXT:   %val.s2a.reload = load double, ptr %val.s2a
17; CHECK-NEXT:   [[REG0:%.*]] = mul nsw i64 13, %polly.indvar{{[0-9]*}}
18; CHECK-NEXT:   [[REG1:%.*]] = add nsw i64 [[REG0]], 5
19; CHECK-NEXT:   %polly.access.A[[Num1:[0-9]*]] = getelementptr double, ptr %A, i64 [[REG1]]
20; CHECK-NEXT:   store double %val.s2a.reload, ptr %polly.access.A[[Num1]], align 8,
21
22target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
23
24define void @update_access_functions(i64 %arg, ptr %A) {
25bb3:
26  br label %loop1
27
28loop1:
29  %indvar = phi i64 [ %indvar.next, %loop1 ], [ 1, %bb3 ]
30  %ptr1 = getelementptr inbounds double, ptr %A, i64 %indvar
31  store double 42.0, ptr %ptr1, align 8
32  %indvar.next = add nuw nsw i64 %indvar, 1
33  %cmp = icmp ne i64 %indvar.next, %arg
34  br i1 %cmp, label %loop1, label %loop2
35
36loop2:
37  %indvar.2 = phi i64 [ %indvar.2.next, %loop2 ], [ 1, %loop1 ]
38  %ptr2 = getelementptr inbounds double, ptr %A, i64 %indvar.2
39  %val = load double, ptr %ptr2, align 8
40  %indvar.2.next = add nuw nsw i64 %indvar.2, 1
41  %cmp.2 = icmp ne i64 %indvar.2.next, %arg
42  br i1 %cmp.2, label %loop2, label %loop3
43
44loop3:
45  %indvar.3 = phi i64 [ %indvar.3.next, %loop3 ], [ 1, %loop2 ]
46  %ptr3 = getelementptr inbounds double, ptr %A, i64 %indvar.3
47  store double %val, ptr %ptr3, align 8
48  %indvar.3.next = add nuw nsw i64 %indvar.3, 1
49  %cmp.3 = icmp ne i64 %indvar.3.next, %arg
50  br i1 %cmp.3, label %loop3, label %exit
51
52exit:
53  ret void
54}
55