blob: ca22e50eadfcfaa0f4eac0936160c1ffa2474e65 [file] [log] [blame]
Dan Gohman3c7d3082009-09-11 18:01:28 +00001; RUN: opt < %s -loop-index-split -disable-output
Devang Patel1d4115e2008-03-24 20:16:14 +00002; Handle Exit block phis that do not have any use inside the loop.
3
4 %struct.ATOM = type { double, double, double, double, double, double, i32, double, double, double, double, i8*, i8, [9 x i8], double, double, double, double, double, double, double, double, double, double, double, double, double, double, double, double, double, double, double, double, double, double, double, double, double, [200 x i8*], [32 x i8*], [32 x i8], i32 }
5 %struct.FILE = type { i8*, i32, i32, i16, i16, %struct.__sbuf, i32, i8*, i32 (i8*)*, i32 (i8*, i8*, i32)*, i64 (i8*, i64, i32)*, i32 (i8*, i8*, i32)*, %struct.__sbuf, %struct.__sFILEX*, i32, [3 x i8], [1 x i8], %struct.__sbuf, i32, i64 }
6 %struct.__sFILEX = type opaque
7 %struct.__sbuf = type { i8*, i32 }
8
9define i32 @math([80 x i8]* %tokens, double* %fvalue, i32* %ivalue, %struct.FILE* %ip, %struct.FILE* %op, i32 %echo) nounwind {
10entry:
11 br i1 false, label %bb.i, label %bb35.i
12bb.i: ; preds = %entry
13 br i1 false, label %bb6.i, label %bb9.i
14bb9.i: ; preds = %bb.i
15 ret i32 0
16bb35.i: ; preds = %entry
17 ret i32 0
18bb6.i: ; preds = %bb.i
19 br i1 false, label %a_l2_f.exit, label %bb16.i
20bb16.i: ; preds = %bb6.i
21 ret i32 0
22a_l2_f.exit: ; preds = %bb6.i
23 br i1 false, label %bb7.i97, label %bb6.i71
24bb6.i71: ; preds = %a_l2_f.exit
25 ret i32 0
26bb7.i97: ; preds = %a_l2_f.exit
27 br i1 false, label %bb, label %bb18.i102
28bb18.i102: ; preds = %bb7.i97
29 ret i32 0
30bb: ; preds = %bb7.i97
31 br i1 false, label %bb38, label %AFOUND
32bb38: ; preds = %bb
33 br i1 false, label %bb111, label %bb7.i120
34AFOUND: ; preds = %bb
35 ret i32 0
36bb7.i120: ; preds = %bb38
37 ret i32 0
38bb111: ; preds = %bb38
39 switch i32 0, label %bb574 [
40 i32 1, label %bb158
41 i32 0, label %bb166
42 ]
43bb158: ; preds = %bb111
44 ret i32 0
45bb166: ; preds = %bb111
46 ret i32 0
47bb574: ; preds = %bb111
48 br i1 false, label %bb11.i249, label %bb600
49bb11.i249: ; preds = %bb574
50 br i1 false, label %bb11.i265, label %bb596
51bb11.i265: ; preds = %bb590, %bb11.i249
52 %i.1.reg2mem.0 = phi i32 [ %tmp589.reg2mem.0, %bb590 ], [ 0, %bb11.i249 ] ; <i32> [#uses=2]
53 %tmp13.i264 = icmp slt i32 %i.1.reg2mem.0, 1 ; <i1> [#uses=1]
54 br i1 %tmp13.i264, label %bb16.i267, label %bb30.i279
55bb16.i267: ; preds = %bb11.i265
56 br label %bb590
57bb30.i279: ; preds = %bb11.i265
58 br label %bb590
59bb590: ; preds = %bb30.i279, %bb16.i267
60 %tmp5876282.reg2mem.0 = phi %struct.ATOM* [ null, %bb30.i279 ], [ null, %bb16.i267 ] ; <%struct.ATOM*> [#uses=1]
61 %tmp589.reg2mem.0 = add i32 %i.1.reg2mem.0, 1 ; <i32> [#uses=2]
62 %tmp593 = icmp slt i32 %tmp589.reg2mem.0, 0 ; <i1> [#uses=1]
63 br i1 %tmp593, label %bb11.i265, label %bb596
64bb596: ; preds = %bb590, %bb11.i249
65 %ap.0.reg2mem.0 = phi %struct.ATOM* [ null, %bb11.i249 ], [ %tmp5876282.reg2mem.0, %bb590 ] ; <%struct.ATOM*> [#uses=0]
66 ret i32 0
67bb600: ; preds = %bb574
68 ret i32 0
69}