1; RUN: llc < %s -mtriple=thumbv8 -arm-atomic-cfg-tidy=0 | FileCheck %s
2; RUN: llc < %s -mtriple=thumbv7 -arm-atomic-cfg-tidy=0 -arm-restrict-it | FileCheck %s
3; RUN: llc < %s -mtriple=thumbv8 -arm-atomic-cfg-tidy=0 -relocation-model=pic | FileCheck %s --check-prefix=CHECK-PIC
4; RUN: llc < %s -mtriple=thumbv7 -arm-atomic-cfg-tidy=0 -arm-restrict-it -relocation-model=pic | FileCheck %s --check-prefix=CHECK-PIC
5
6%struct.FF = type { i32 (i32*)*, i32 (i32*, i32*, i32, i32, i32, i32)*, i32 (i32, i32, i8*)*, void ()*, i32 (i32, i8*, i32*)*, i32 ()* }
7%struct.BD = type { %struct.BD*, i32, i32, i32, i32, i64, i32 (%struct.BD*, i8*, i64, i32)*, i32 (%struct.BD*, i8*, i32, i32)*, i32 (%struct.BD*, i8*, i64, i32)*, i32 (%struct.BD*, i8*, i32, i32)*, i32 (%struct.BD*, i64, i32)*, [16 x i8], i64, i64 }
8
9@FuncPtr = external hidden unnamed_addr global %struct.FF*
10@.str1 = external hidden unnamed_addr constant [6 x i8], align 4
11@G = external unnamed_addr global i32
12@.str2 = external hidden unnamed_addr constant [58 x i8], align 4
13@.str3 = external hidden unnamed_addr constant [58 x i8], align 4
14
15define i32 @test() nounwind optsize ssp {
16entry:
17; CHECK-LABEL: test:
18; CHECK: push
19; CHECK-NOT: push
20  %block_size = alloca i32, align 4
21  %block_count = alloca i32, align 4
22  %index_cache = alloca i32, align 4
23  store i32 0, i32* %index_cache, align 4
24  %tmp = load i32, i32* @G, align 4
25  %tmp1 = call i32 @bar(i32 0, i32 0, i32 %tmp) nounwind
26  switch i32 %tmp1, label %bb8 [
27    i32 0, label %bb
28    i32 536870913, label %bb4
29    i32 536870914, label %bb6
30  ]
31
32bb:
33  %tmp2 = load i32, i32* @G, align 4
34  %tmp4 = icmp eq i32 %tmp2, 0
35  br i1 %tmp4, label %bb1, label %bb8
36
37bb1:
38; CHECK: %bb6
39; CHECK: it	eq
40; CHECK-NEXT: ldreq
41; CHECK-NEXT: it	eq
42; CHECK-NEXT: cmpeq
43; CHECK: %bb1
44  %tmp5 = load i32, i32* %block_size, align 4
45  %tmp6 = load i32, i32* %block_count, align 4
46  %tmp7 = call %struct.FF* @Get() nounwind
47  store %struct.FF* %tmp7, %struct.FF** @FuncPtr, align 4
48  %tmp10 = zext i32 %tmp6 to i64
49  %tmp11 = zext i32 %tmp5 to i64
50  %tmp12 = mul nsw i64 %tmp10, %tmp11
51  %tmp13 = call i32 @foo(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str1, i32 0, i32 0), i64 %tmp12, i32 %tmp5) nounwind
52  br label %bb8
53
54bb4:
55; CHECK-PIC: cmp
56; CHECK-PIC: cmp
57; CHECK-PIC-NEXT: bne
58; CHECK-PIC-NEXT: %bb4
59; CHECK-PIC-NEXT: movs
60; CHECK-PIC-NEXT: add
61; CHECK-PIC-NEXT: pop
62  ret i32 0
63
64bb6:
65  ret i32 1
66
67bb8:
68  ret i32 -1
69}
70
71declare i32 @printf(i8*, ...)
72
73declare %struct.FF* @Get()
74
75declare i32 @foo(i8*, i64, i32)
76
77declare i32 @bar(i32, i32, i32)
78