1; RUN: llc < %s -asm-verbose=false -O3  -mtriple=armv5e-none-linux-gnueabi | FileCheck %s
2; PR8986: PostRA antidependence breaker must respect "earlyclobber".
3; armv5e generates mulv5 that cannot used the same reg for src/dest.
4
5; ModuleID = '<stdin>'
6target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:64:128-a0:0:64-n32"
7target triple = "armv5e-none-linux-gnueabi"
8
9define hidden fastcc void @storeAtts() nounwind {
10entry:
11  %.SV116 = alloca i8**
12  br i1 undef, label %meshBB520, label %meshBB464
13
14bb15:                                             ; preds = %meshBB424
15  br i1 undef, label %bb216, label %meshBB396
16
17bb22:                                             ; preds = %meshBB396
18  br label %cBB564
19
20cBB564:                                           ; preds = %cBB564, %bb22
21  br label %cBB564
22
23poolStoreString.exit.thread:                      ; preds = %meshBB424
24  ret void
25
26bb78:                                             ; preds = %meshBB412
27  unreachable
28
29bb129:                                            ; preds = %meshBB540
30  br i1 undef, label %bb131.loopexit, label %meshBB540
31
32bb131.loopexit:                                   ; preds = %bb129
33  br label %bb131
34
35bb131:                                            ; preds = %bb135, %bb131.loopexit
36  br i1 undef, label %bb134, label %meshBB396
37
38bb134:                                            ; preds = %bb131
39  unreachable
40
41bb135:                                            ; preds = %meshBB396
42  %uriHash.1.phi.load = load i32* undef
43  %.load120 = load i8*** %.SV116
44  %.phi24 = load i8* null
45  %.phi26 = load i8** null
46  store i8 %.phi24, i8* %.phi26, align 1
47  %0 = getelementptr inbounds i8* %.phi26, i32 1
48  store i8* %0, i8** %.load120, align 4
49  ; CHECK: mul [[REGISTER:lr|r[0-9]+]],
50  ; CHECK-NOT: [[REGISTER]],
51  ; CHECK: {{(lr|r[0-9]+)$}}
52  %1 = mul i32 %uriHash.1.phi.load, 1000003
53  %2 = xor i32 0, %1
54  store i32 %2, i32* null
55  %3 = load i8* null, align 1
56  %4 = icmp eq i8 %3, 0
57  store i8* %0, i8** undef
58  br i1 %4, label %meshBB472, label %bb131
59
60bb212:                                            ; preds = %meshBB540
61  unreachable
62
63bb216:                                            ; preds = %bb15
64  ret void
65
66meshBB396:                                        ; preds = %bb131, %bb15
67  br i1 undef, label %bb135, label %bb22
68
69meshBB412:                                        ; preds = %meshBB464
70  br i1 undef, label %meshBB504, label %bb78
71
72meshBB424:                                        ; preds = %meshBB464
73  br i1 undef, label %poolStoreString.exit.thread, label %bb15
74
75meshBB464:                                        ; preds = %entry
76  br i1 undef, label %meshBB424, label %meshBB412
77
78meshBB472:                                        ; preds = %meshBB504, %bb135
79  unreachable
80
81meshBB504:                                        ; preds = %meshBB412
82  br label %meshBB472
83
84meshBB520:                                        ; preds = %entry
85  br label %meshBB540
86
87meshBB540:                                        ; preds = %meshBB520, %bb129
88  br i1 undef, label %bb212, label %bb129
89}
90