1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
; This testcase was extracted from the gzip SPEC benchmark
;
; RUN: llvm-as < %s | opt -adce
%bk = external global uint ; <uint*> [#uses=2]
%hufts = external global uint ; <uint*> [#uses=1]
implementation ; Functions:
int %inflate() {
bb0: ;[#uses=1]
br label %bb2
bb2: ;[#uses=2]
%reg128 = phi uint [ %reg130, %bb6 ], [ 0, %bb0 ] ; <uint> [#uses=2]
br bool true, label %bb4, label %bb3
bb3: ;[#uses=2]
br label %UnifiedExitNode
bb4: ;[#uses=2]
%reg117 = load uint* %hufts ; <uint> [#uses=2]
%cond241 = setle uint %reg117, %reg128 ; <bool> [#uses=1]
br bool %cond241, label %bb6, label %bb5
bb5: ;[#uses=2]
br label %bb6
bb6: ;[#uses=3]
%reg130 = phi uint [ %reg117, %bb5 ], [ %reg128, %bb4 ] ; <uint> [#uses=1]
br bool false, label %bb2, label %bb7
bb7: ;[#uses=1]
%reg126 = load uint* %bk ; <uint> [#uses=1]
%cond247 = setle uint %reg126, 7 ; <bool> [#uses=1]
br bool %cond247, label %bb9, label %bb8
bb8: ;[#uses=2]
%reg119 = load uint* %bk ; <uint> [#uses=1]
%cond256 = setgt uint %reg119, 7 ; <bool> [#uses=1]
br bool %cond256, label %bb8, label %bb9
bb9: ;[#uses=3]
br label %UnifiedExitNode
UnifiedExitNode: ;[#uses=2]
%UnifiedRetVal = phi int [ 7, %bb3 ], [ 0, %bb9 ] ; <int> [#uses=1]
ret int %UnifiedRetVal
}
|
