2012-04-24-SplitEHCriticalEdge.ll
2.92 KB
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; RUN: llc -mtriple=thumbv7-apple-ios -relocation-model=pic -frame-pointer=all -mcpu=cortex-a8 < %s
; CodeGen SplitCriticalEdge() shouldn't try to break edge to a landing pad.
; rdar://11300144
%0 = type opaque
%class.FunctionInterpreter.3.15.31 = type { %class.Parser.1.13.29, %class.Parser.1.13.29*, %struct.ParserVariable.2.14.30*, i32 }
%class.Parser.1.13.29 = type { i32 (...)**, %class.Parser.1.13.29* }
%struct.ParserVariable.2.14.30 = type opaque
%struct.ParseErrorMsg.0.12.28 = type { i32, i32, i32 }
@_ZTI13ParseErrorMsg = external hidden unnamed_addr constant { i8*, i8* }
@"OBJC_IVAR_$_MUMathExpressionDoubleBased.mInterpreter" = external hidden global i32, section "__DATA, __objc_ivar", align 4
@"\01L_OBJC_SELECTOR_REFERENCES_14" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
declare i8* @objc_msgSend(i8*, i8*, ...)
declare i32 @llvm.eh.typeid.for(i8*) nounwind readnone
declare i8* @__cxa_begin_catch(i8*)
declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i1) nounwind
declare void @__cxa_end_catch()
declare void @_ZSt9terminatev()
define hidden double @t(%0* %self, i8* nocapture %_cmd) optsize ssp personality i8* bitcast (i32 (...)* @__gxx_personality_sj0 to i8*) {
entry:
%call = invoke double undef(%class.FunctionInterpreter.3.15.31* undef) optsize
to label %try.cont unwind label %lpad
lpad: ; preds = %entry
%0 = landingpad { i8*, i32 }
catch i8* bitcast ({ i8*, i8* }* @_ZTI13ParseErrorMsg to i8*)
br i1 undef, label %catch, label %eh.resume
catch: ; preds = %lpad
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
to label %invoke.cont2 unwind label %lpad1
invoke.cont2: ; preds = %catch
br label %try.cont
try.cont: ; preds = %invoke.cont2, %entry
%value.0 = phi double [ 0x7FF8000000000000, %invoke.cont2 ], [ %call, %entry ]
ret double %value.0
lpad1: ; preds = %catch
%1 = landingpad { i8*, i32 }
cleanup
invoke void @__cxa_end_catch()
to label %eh.resume unwind label %terminate.lpad
eh.resume: ; preds = %lpad1, %lpad
resume { i8*, i32 } undef
terminate.lpad: ; preds = %lpad1
%2 = landingpad { i8*, i32 }
catch i8* null
unreachable
}
declare i32 @__gxx_personality_sj0(...)
!llvm.module.flags = !{!0, !1, !2, !3}
!0 = !{i32 1, !"Objective-C Version", i32 2}
!1 = !{i32 1, !"Objective-C Image Info Version", i32 0}
!2 = !{i32 1, !"Objective-C Image Info Section", !"__DATA, __objc_imageinfo, regular, no_dead_strip"}
!3 = !{i32 4, !"Objective-C Garbage Collection", i32 0}