1; RUN: llc -mtriple=thumbv7-apple-ios -relocation-model=pic -disable-fp-elim -mcpu=cortex-a8 < %s
2
3; CodeGen SplitCriticalEdge() shouldn't try to break edge to a landing pad.
4; rdar://11300144
5
6%0 = type opaque
7%class.FunctionInterpreter.3.15.31 = type { %class.Parser.1.13.29, %class.Parser.1.13.29*, %struct.ParserVariable.2.14.30*, i32 }
8%class.Parser.1.13.29 = type { i32 (...)**, %class.Parser.1.13.29* }
9%struct.ParserVariable.2.14.30 = type opaque
10%struct.ParseErrorMsg.0.12.28 = type { i32, i32, i32 }
11
12@_ZTI13ParseErrorMsg = external hidden unnamed_addr constant { i8*, i8* }
13@"OBJC_IVAR_$_MUMathExpressionDoubleBased.mInterpreter" = external hidden global i32, section "__DATA, __objc_ivar", align 4
14@"\01L_OBJC_SELECTOR_REFERENCES_14" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
15
16declare i8* @objc_msgSend(i8*, i8*, ...)
17
18declare i32 @llvm.eh.typeid.for(i8*) nounwind readnone
19
20declare i8* @__cxa_begin_catch(i8*)
21
22declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
23
24declare void @__cxa_end_catch()
25
26declare void @_ZSt9terminatev()
27
28define hidden double @t(%0* %self, i8* nocapture %_cmd) optsize ssp {
29entry:
30  %call = invoke double undef(%class.FunctionInterpreter.3.15.31* undef) optsize
31          to label %try.cont unwind label %lpad
32
33lpad:                                             ; preds = %entry
34  %0 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_sj0 to i8*)
35          catch i8* bitcast ({ i8*, i8* }* @_ZTI13ParseErrorMsg to i8*)
36  br i1 undef, label %catch, label %eh.resume
37
38catch:                                            ; preds = %lpad
39  invoke void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, %struct.ParseErrorMsg.0.12.28*)*)(i8* undef, i8* undef, %struct.ParseErrorMsg.0.12.28* undef) optsize
40          to label %invoke.cont2 unwind label %lpad1
41
42invoke.cont2:                                     ; preds = %catch
43  br label %try.cont
44
45try.cont:                                         ; preds = %invoke.cont2, %entry
46  %value.0 = phi double [ 0x7FF8000000000000, %invoke.cont2 ], [ %call, %entry ]
47  ret double %value.0
48
49lpad1:                                            ; preds = %catch
50  %1 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_sj0 to i8*)
51          cleanup
52  invoke void @__cxa_end_catch()
53          to label %eh.resume unwind label %terminate.lpad
54
55eh.resume:                                        ; preds = %lpad1, %lpad
56  resume { i8*, i32 } undef
57
58terminate.lpad:                                   ; preds = %lpad1
59  %2 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_sj0 to i8*)
60          catch i8* null
61  unreachable
62}
63
64declare i32 @__gxx_personality_sj0(...)
65
66!llvm.module.flags = !{!0, !1, !2, !3}
67
68!0 = metadata !{i32 1, metadata !"Objective-C Version", i32 2}
69!1 = metadata !{i32 1, metadata !"Objective-C Image Info Version", i32 0}
70!2 = metadata !{i32 1, metadata !"Objective-C Image Info Section", metadata !"__DATA, __objc_imageinfo, regular, no_dead_strip"}
71!3 = metadata !{i32 4, metadata !"Objective-C Garbage Collection", i32 0}
72