1
; RUN: llc < %s -mtriple=x86_64-apple-darwin10
5
%struct.re_pattern_buffer = type <{ i8*, i64, i64, i64, i8*, i64, i64, i8, i8, i8, i8, i8, i8, i8, i8 }>
7
define fastcc i32 @regex_compile(i8* %pattern, i64 %size, i64 %syntax, %struct.re_pattern_buffer* nocapture %bufp) nounwind ssp {
9
br i1 undef, label %return, label %if.end
11
if.end: ; preds = %entry
12
%tmp35 = getelementptr %struct.re_pattern_buffer* %bufp, i64 0, i32 3 ; <i64*> [#uses=1]
13
store i64 %syntax, i64* %tmp35
14
store i32 undef, i32* undef
15
br i1 undef, label %if.then66, label %if.end102
17
if.then66: ; preds = %if.end
18
br i1 false, label %if.else, label %if.then70
20
if.then70: ; preds = %if.then66
21
%call74 = call i8* @xrealloc(i8* undef, i64 32) nounwind ssp ; <i8*> [#uses=0]
24
if.else: ; preds = %if.then66
25
br i1 false, label %do.body86, label %if.end99
27
do.body86: ; preds = %if.else
28
br i1 false, label %do.end, label %if.then90
30
if.then90: ; preds = %do.body86
33
do.end: ; preds = %do.body86
36
if.end99: ; preds = %if.else
39
if.end102: ; preds = %if.end99, %if.end
42
while.body: ; preds = %if.end1126, %sw.bb532, %while.body, %if.end102
43
%laststart.2 = phi i8* [ null, %if.end102 ], [ %laststart.7.ph, %if.end1126 ], [ %laststart.2, %sw.bb532 ], [ %laststart.2, %while.body ] ; <i8*> [#uses=6]
44
%b.1 = phi i8* [ undef, %if.end102 ], [ %ctg29688, %if.end1126 ], [ %b.1, %sw.bb532 ], [ %b.1, %while.body ] ; <i8*> [#uses=5]
45
br i1 undef, label %while.body, label %if.end127
47
if.end127: ; preds = %while.body
48
switch i32 undef, label %sw.bb532 [
49
i32 123, label %handle_interval
50
i32 92, label %do.body3527
53
sw.bb532: ; preds = %if.end127
54
br i1 undef, label %while.body, label %if.end808
56
if.end808: ; preds = %sw.bb532
57
br i1 undef, label %while.cond1267.preheader, label %if.then811
59
while.cond1267.preheader: ; preds = %if.end808
60
br i1 false, label %return, label %if.end1294
62
if.then811: ; preds = %if.end808
63
%call817 = call fastcc i8* @skip_one_char(i8* %laststart.2) ssp ; <i8*> [#uses=0]
64
br i1 undef, label %cond.end834, label %lor.lhs.false827
66
lor.lhs.false827: ; preds = %if.then811
69
cond.end834: ; preds = %lor.lhs.false827, %if.then811
70
br i1 undef, label %land.lhs.true838, label %while.cond979.preheader
72
land.lhs.true838: ; preds = %cond.end834
73
br i1 undef, label %if.then842, label %while.cond979.preheader
75
if.then842: ; preds = %land.lhs.true838
76
%conv851 = trunc i64 undef to i32 ; <i32> [#uses=1]
77
br label %while.cond979.preheader
79
while.cond979.preheader: ; preds = %if.then842, %land.lhs.true838, %cond.end834
80
%startoffset.0.ph = phi i32 [ 0, %cond.end834 ], [ 0, %land.lhs.true838 ], [ %conv851, %if.then842 ] ; <i32> [#uses=2]
81
%laststart.7.ph = phi i8* [ %laststart.2, %cond.end834 ], [ %laststart.2, %land.lhs.true838 ], [ %laststart.2, %if.then842 ] ; <i8*> [#uses=3]
82
%b.4.ph = phi i8* [ %b.1, %cond.end834 ], [ %b.1, %land.lhs.true838 ], [ %b.1, %if.then842 ] ; <i8*> [#uses=3]
83
%ctg29688 = getelementptr i8* %b.4.ph, i64 6 ; <i8*> [#uses=1]
84
br label %while.cond979
86
while.cond979: ; preds = %if.end1006, %while.cond979.preheader
87
%cmp991 = icmp ugt i64 undef, 0 ; <i1> [#uses=1]
88
br i1 %cmp991, label %do.body994, label %while.end1088
90
do.body994: ; preds = %while.cond979
91
br i1 undef, label %return, label %if.end1006
93
if.end1006: ; preds = %do.body994
94
%cmp1014 = icmp ugt i64 undef, 32768 ; <i1> [#uses=1]
95
%storemerge10953 = select i1 %cmp1014, i64 32768, i64 undef ; <i64> [#uses=1]
96
store i64 %storemerge10953, i64* undef
97
br i1 false, label %return, label %while.cond979
99
while.end1088: ; preds = %while.cond979
100
br i1 undef, label %if.then1091, label %if.else1101
102
if.then1091: ; preds = %while.end1088
103
store i8 undef, i8* undef
104
%idx.ext1132.pre = zext i32 %startoffset.0.ph to i64 ; <i64> [#uses=1]
105
%add.ptr1133.pre = getelementptr i8* %laststart.7.ph, i64 %idx.ext1132.pre ; <i8*> [#uses=1]
106
%sub.ptr.lhs.cast1135.pre = ptrtoint i8* %add.ptr1133.pre to i64 ; <i64> [#uses=1]
109
if.else1101: ; preds = %while.end1088
110
%cond1109 = select i1 undef, i32 18, i32 14 ; <i32> [#uses=1]
111
%idx.ext1112 = zext i32 %startoffset.0.ph to i64 ; <i64> [#uses=1]
112
%add.ptr1113 = getelementptr i8* %laststart.7.ph, i64 %idx.ext1112 ; <i8*> [#uses=2]
113
%sub.ptr.rhs.cast1121 = ptrtoint i8* %add.ptr1113 to i64 ; <i64> [#uses=1]
114
call fastcc void @insert_op1(i32 %cond1109, i8* %add.ptr1113, i32 undef, i8* %b.4.ph) ssp
117
if.end1126: ; preds = %if.else1101, %if.then1091
118
%sub.ptr.lhs.cast1135.pre-phi = phi i64 [ %sub.ptr.rhs.cast1121, %if.else1101 ], [ %sub.ptr.lhs.cast1135.pre, %if.then1091 ] ; <i64> [#uses=1]
119
%add.ptr1128 = getelementptr i8* %b.4.ph, i64 3 ; <i8*> [#uses=1]
120
%sub.ptr.rhs.cast1136 = ptrtoint i8* %add.ptr1128 to i64 ; <i64> [#uses=1]
121
%sub.ptr.sub1137 = sub i64 %sub.ptr.lhs.cast1135.pre-phi, %sub.ptr.rhs.cast1136 ; <i64> [#uses=1]
122
%sub.ptr.sub11378527 = trunc i64 %sub.ptr.sub1137 to i32 ; <i32> [#uses=1]
123
%conv1139 = add i32 %sub.ptr.sub11378527, -3 ; <i32> [#uses=1]
124
store i8 undef, i8* undef
125
%shr10.i8599 = lshr i32 %conv1139, 8 ; <i32> [#uses=1]
126
%conv6.i8600 = trunc i32 %shr10.i8599 to i8 ; <i8> [#uses=1]
127
store i8 %conv6.i8600, i8* undef
130
if.end1294: ; preds = %while.cond1267.preheader
133
do.body3527: ; preds = %if.end127
134
br i1 undef, label %do.end3536, label %if.then3531
136
if.then3531: ; preds = %do.body3527
139
do.end3536: ; preds = %do.body3527
142
handle_interval: ; preds = %if.end127
143
br i1 undef, label %do.body4547, label %cond.false4583
145
do.body4547: ; preds = %handle_interval
146
br i1 undef, label %do.end4556, label %if.then4551
148
if.then4551: ; preds = %do.body4547
151
do.end4556: ; preds = %do.body4547
154
cond.false4583: ; preds = %handle_interval
157
return: ; preds = %if.end1006, %do.body994, %while.cond1267.preheader, %entry
161
declare i8* @xrealloc(i8*, i64) ssp
163
declare fastcc i8* @skip_one_char(i8*) nounwind readonly ssp
165
declare fastcc void @insert_op1(i32, i8*, i32, i8*) nounwind ssp