1 ; RUN: opt < %s -basicaa -gvn
2 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
3 %struct.S0 = type { [2 x i8], [2 x i8], [4 x i8], [2 x i8], i32, i32, i32, i32 }
4 define void @fn1(%struct.S0* byval align 8 %p1) {
6 for.cond: ; preds = %1, %0
8 %f2 = getelementptr inbounds %struct.S0, %struct.S0* %p1, i64 0, i32 2
9 %f9 = getelementptr inbounds %struct.S0, %struct.S0* %p1, i64 0, i32 7
11 for.end: ; preds = %for.cond
12 br i1 true, label %if.else, label %if.then
13 if.then: ; preds = %for.end
14 %f22 = getelementptr inbounds %struct.S0, %struct.S0* %p1, i64 0, i32 2
15 %f7 = getelementptr inbounds %struct.S0, %struct.S0* %p1, i64 0, i32 5
16 %tmp7 = load i32, i32* %f7, align 8
18 if.else: ; preds = %for.end
19 br i1 false, label %for.cond18, label %if.then6
20 if.then6: ; preds = %if.else
21 %f3 = getelementptr inbounds %struct.S0, %struct.S0* %p1, i64 0, i32 2
22 %tmp10 = bitcast %struct.S0* %p1 to i16*
23 %f5 = getelementptr inbounds %struct.S0, %struct.S0* %p1, i64 0, i32 3
24 %tmp11 = bitcast [2 x i8]* %f5 to i16*
25 %bf.load13 = load i16, i16* %tmp11, align 8
27 for.cond18: ; preds = %if.else
29 br i1 true, label %if.end, label %if.end36
30 if.end: ; preds = %for.cond18
31 %f321 = getelementptr inbounds %struct.S0, %struct.S0* %p1, i64 0, i32 2
32 %f925 = getelementptr inbounds %struct.S0, %struct.S0* %p1, i64 0, i32 7
33 %f526 = getelementptr inbounds %struct.S0, %struct.S0* %p1, i64 0, i32 3
34 %tmp15 = bitcast [2 x i8]* %f526 to i16*
35 %bf.load27 = load i16, i16* %tmp15, align 8
36 %tmp16 = bitcast %struct.S0* %p1 to i16*
38 if.end36: ; preds = %if.end, %for.cond18, %if.then6
39 %f537 = getelementptr inbounds %struct.S0, %struct.S0* %p1, i64 0, i32 3
40 %tmp17 = bitcast [2 x i8]* %f537 to i16*
41 %bf.load38 = load i16, i16* %tmp17, align 8
42 %bf.clear39 = and i16 %bf.load38, -16384
44 if.end40: ; preds = %if.end36, %if.then
45 %f6 = getelementptr inbounds %struct.S0, %struct.S0* %p1, i64 0, i32 4
46 %tmp18 = load i32, i32* %f6, align 4
47 call void @fn2(i32 %tmp18)
48 %f8 = getelementptr inbounds %struct.S0, %struct.S0* %p1, i64 0, i32 6
49 %tmp19 = load i32, i32* %f8, align 4
50 %tobool41 = icmp eq i32 %tmp19, 0
51 br i1 true, label %if.end50, label %if.then42
52 if.then42: ; preds = %if.end40
53 %tmp20 = bitcast %struct.S0* %p1 to i16*
54 %f547 = getelementptr inbounds %struct.S0, %struct.S0* %p1, i64 0, i32 3
55 %tmp21 = bitcast [2 x i8]* %f547 to i16*
56 %bf.load48 = load i16, i16* %tmp21, align 8
58 if.end50: ; preds = %if.then42, %if.end40
59 %f551 = getelementptr inbounds %struct.S0, %struct.S0* %p1, i64 0, i32 3
60 %tmp22 = bitcast [2 x i8]* %f551 to i16*
61 %bf.load52 = load i16, i16* %tmp22, align 8
62 %bf.clear53 = and i16 %bf.load52, -16384
65 declare void @fn2(i32)