2011-10-27-lftrnull.ll
4.39 KB
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
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -indvars -S | FileCheck %s
; rdar://10359193: assert "IndVar type must match IVInit type"
target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32"
target triple = "thumbv7-apple-darwin"
define void @test() nounwind {
; CHECK-LABEL: @test(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[WHILE_COND:%.*]]
; CHECK: while.cond.loopexit:
; CHECK-NEXT: br label [[WHILE_COND_BACKEDGE:%.*]]
; CHECK: while.cond:
; CHECK-NEXT: br i1 true, label [[WHILE_END:%.*]], label [[WHILE_BODY:%.*]]
; CHECK: while.body:
; CHECK-NEXT: br i1 undef, label [[IF_THEN165:%.*]], label [[WHILE_COND_BACKEDGE]]
; CHECK: while.cond.backedge:
; CHECK-NEXT: br label [[WHILE_COND]]
; CHECK: if.then165:
; CHECK-NEXT: br i1 undef, label [[WHILE_COND_BACKEDGE]], label [[FOR_BODY_LR_PH_I81:%.*]]
; CHECK: for.body.lr.ph.i81:
; CHECK-NEXT: br label [[FOR_BODY_I86:%.*]]
; CHECK: for.body.i86:
; CHECK-NEXT: [[CMP196_I:%.*]] = icmp ult i32 0, undef
; CHECK-NEXT: br i1 [[CMP196_I]], label [[FOR_BODY21_LR_PH_I:%.*]], label [[FOR_END_I129:%.*]]
; CHECK: for.body21.lr.ph.i:
; CHECK-NEXT: br label [[FOR_BODY21_I:%.*]]
; CHECK: for.body21.i:
; CHECK-NEXT: [[DESTYPIXELPTR_010_I:%.*]] = phi i8* [ null, [[FOR_BODY21_LR_PH_I]] ], [ [[INCDEC_PTR_I:%.*]], [[IF_END_I126:%.*]] ]
; CHECK-NEXT: [[X_09_I:%.*]] = phi i32 [ 0, [[FOR_BODY21_LR_PH_I]] ], [ [[INC_I125:%.*]], [[IF_END_I126]] ]
; CHECK-NEXT: br i1 undef, label [[IF_END_I126]], label [[IF_ELSE_I124:%.*]]
; CHECK: if.else.i124:
; CHECK-NEXT: store i8 undef, i8* [[DESTYPIXELPTR_010_I]], align 1
; CHECK-NEXT: br label [[IF_END_I126]]
; CHECK: if.end.i126:
; CHECK-NEXT: [[INCDEC_PTR_I]] = getelementptr inbounds i8, i8* [[DESTYPIXELPTR_010_I]], i32 1
; CHECK-NEXT: [[INC_I125]] = add nuw i32 [[X_09_I]], 1
; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i32 [[INC_I125]], undef
; CHECK-NEXT: br i1 [[EXITCOND]], label [[FOR_BODY21_I]], label [[FOR_END_I129_LOOPEXIT:%.*]]
; CHECK: for.end.i129.loopexit:
; CHECK-NEXT: br label [[FOR_END_I129]]
; CHECK: for.end.i129:
; CHECK-NEXT: br i1 false, label [[FOR_BODY_I86]], label [[WHILE_COND_LOOPEXIT:%.*]]
; CHECK: while.end:
; CHECK-NEXT: br label [[BAIL:%.*]]
; CHECK: bail:
; CHECK-NEXT: unreachable
; CHECK: return:
; CHECK-NEXT: ret void
;
entry:
br label %while.cond
while.cond:
br i1 undef, label %while.end, label %while.body
while.body: ; preds = %while.cond
br i1 undef, label %if.then165, label %while.cond
if.then165: ; preds = %while.body
br i1 undef, label %while.cond, label %for.body.lr.ph.i81
for.body.lr.ph.i81: ; preds = %if.then165
br label %for.body.i86
for.body.i86: ; preds = %for.end.i129, %for.body.lr.ph.i81
%cmp196.i = icmp ult i32 0, undef
br i1 %cmp196.i, label %for.body21.lr.ph.i, label %for.end.i129
for.body21.lr.ph.i: ; preds = %for.body.i86
br label %for.body21.i
for.body21.i:
%destYPixelPtr.010.i = phi i8* [ null, %for.body21.lr.ph.i ], [ %incdec.ptr.i, %if.end.i126 ]
%x.09.i = phi i32 [ 0, %for.body21.lr.ph.i ], [ %inc.i125, %if.end.i126 ]
br i1 undef, label %if.end.i126, label %if.else.i124
if.else.i124: ; preds = %for.body21.i
store i8 undef, i8* %destYPixelPtr.010.i, align 1
br label %if.end.i126
if.end.i126: ; preds = %if.else.i124, %for.body21.i
%incdec.ptr.i = getelementptr inbounds i8, i8* %destYPixelPtr.010.i, i32 1
%inc.i125 = add i32 %x.09.i, 1
%cmp19.i = icmp ult i32 %inc.i125, undef
br i1 %cmp19.i, label %for.body21.i, label %for.end.i129
for.end.i129: ; preds = %if.end.i126, %for.body.i86
br i1 undef, label %for.body.i86, label %while.cond
while.end: ; preds = %while.cond
br label %bail
bail: ; preds = %while.end, %lor.lhs.false44, %lor.lhs.false41, %if.end29, %if.end
unreachable
return: ; preds = %lor.lhs.false20, %lor.lhs.false12, %lor.lhs.false, %entry
ret void
}