llvm-6502/test/CodeGen/ARM/2010-07-26-GlobalMerge.ll
Anton Korobeynikov b5a0ef99f8 Currently EH lowering code expects typeinfo to be global only.
This assumption is not satisfied due to global mergeing.
Workaround the issue by temporary disablinge mergeing of const globals.
Also, ignore LLVM "special" globals. This fixes PR7716

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109423 91177308-0d34-0410-b5e6-96231b3b80d8
2010-07-26 18:45:39 +00:00

96 lines
4.9 KiB
LLVM

; RUN: llc -enable-correct-eh-support < %s
; PR7716
target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:32-n32"
target triple = "thumbv7-apple-darwin10.0.0"
%0 = type { i8*, i8* }
%struct.A = type { i32 }
@d = internal global i32 0, align 4 ; <i32*> [#uses=6]
@_ZTVN10__cxxabiv117__class_type_infoE = external global i8* ; <i8**> [#uses=1]
@_ZTS1A = internal constant [3 x i8] c"1A\00" ; <[3 x i8]*> [#uses=1]
@_ZTI1A = internal constant %0 { i8* bitcast (i8** getelementptr inbounds (i8** @_ZTVN10__cxxabiv117__class_type_infoE, i32 2) to i8*), i8* getelementptr inbounds ([3 x i8]* @_ZTS1A, i32 0, i32 0) } ; <%0*> [#uses=1]
@.str2 = private constant [18 x i8] c"c == %d, d == %d\0A\00" ; <[18 x i8]*> [#uses=1]
@.str3 = private constant [16 x i8] c"A(const A&) %d\0A\00" ; <[16 x i8]*> [#uses=1]
@.str4 = private constant [9 x i8] c"~A() %d\0A\00" ; <[9 x i8]*> [#uses=1]
@.str5 = private constant [8 x i8] c"A() %d\0A\00" ; <[8 x i8]*> [#uses=1]
@str = internal constant [14 x i8] c"Throwing 1...\00" ; <[14 x i8]*> [#uses=1]
@str1 = internal constant [8 x i8] c"Caught.\00" ; <[8 x i8]*> [#uses=1]
declare i32 @printf(i8* nocapture, ...) nounwind
declare i8* @__cxa_allocate_exception(i32)
declare i8* @llvm.eh.exception() nounwind readonly
declare i32 @__gxx_personality_sj0(...)
declare i32 @llvm.eh.selector(i8*, i8*, ...) nounwind
declare i32 @llvm.eh.typeid.for(i8*) nounwind
declare void @_Unwind_SjLj_Resume(i8*)
define internal void @_ZN1AD1Ev(%struct.A* nocapture %this) nounwind ssp align 2 {
entry:
%tmp.i = getelementptr inbounds %struct.A* %this, i32 0, i32 0 ; <i32*> [#uses=1]
%tmp2.i = load i32* %tmp.i ; <i32> [#uses=1]
%call.i = tail call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([9 x i8]* @.str4, i32 0, i32 0), i32 %tmp2.i) nounwind ; <i32> [#uses=0]
%tmp3.i = load i32* @d ; <i32> [#uses=1]
%inc.i = add nsw i32 %tmp3.i, 1 ; <i32> [#uses=1]
store i32 %inc.i, i32* @d
ret void
}
declare void @__cxa_throw(i8*, i8*, i8*)
define i32 @main() ssp {
entry:
%puts.i = tail call i32 @puts(i8* getelementptr inbounds ([14 x i8]* @str, i32 0, i32 0)) ; <i32> [#uses=0]
%exception.i = tail call i8* @__cxa_allocate_exception(i32 4) nounwind ; <i8*> [#uses=2]
%tmp2.i.i.i = bitcast i8* %exception.i to i32* ; <i32*> [#uses=1]
store i32 1, i32* %tmp2.i.i.i
%call.i.i.i = tail call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([8 x i8]* @.str5, i32 0, i32 0), i32 1) nounwind ; <i32> [#uses=0]
invoke void @__cxa_throw(i8* %exception.i, i8* bitcast (%0* @_ZTI1A to i8*), i8* bitcast (void (%struct.A*)* @_ZN1AD1Ev to i8*)) noreturn
to label %.noexc unwind label %lpad
.noexc: ; preds = %entry
unreachable
try.cont: ; preds = %lpad
%0 = tail call i8* @__cxa_get_exception_ptr(i8* %exn) nounwind ; <i8*> [#uses=0]
%call.i.i = tail call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([16 x i8]* @.str3, i32 0, i32 0), i32 2) nounwind ; <i32> [#uses=0]
%1 = tail call i8* @__cxa_begin_catch(i8* %exn) nounwind ; <i8*> [#uses=0]
%puts = tail call i32 @puts(i8* getelementptr inbounds ([8 x i8]* @str1, i32 0, i32 0)) ; <i32> [#uses=0]
%call.i.i3 = tail call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([9 x i8]* @.str4, i32 0, i32 0), i32 2) nounwind ; <i32> [#uses=0]
%tmp3.i.i = load i32* @d ; <i32> [#uses=1]
%inc.i.i4 = add nsw i32 %tmp3.i.i, 1 ; <i32> [#uses=1]
store i32 %inc.i.i4, i32* @d
tail call void @__cxa_end_catch()
%tmp13 = load i32* @d ; <i32> [#uses=1]
%call14 = tail call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([18 x i8]* @.str2, i32 0, i32 0), i32 2, i32 %tmp13) ; <i32> [#uses=0]
%tmp16 = load i32* @d ; <i32> [#uses=1]
%cmp = icmp ne i32 %tmp16, 2 ; <i1> [#uses=1]
%conv = zext i1 %cmp to i32 ; <i32> [#uses=1]
ret i32 %conv
lpad: ; preds = %entry
%exn = tail call i8* @llvm.eh.exception() nounwind ; <i8*> [#uses=4]
%eh.selector = tail call i32 (i8*, i8*, ...)* @llvm.eh.selector(i8* %exn, i8* bitcast (i32 (...)* @__gxx_personality_sj0 to i8*), i8* bitcast (%0* @_ZTI1A to i8*), i8* null) nounwind ; <i32> [#uses=1]
%2 = tail call i32 @llvm.eh.typeid.for(i8* bitcast (%0* @_ZTI1A to i8*)) nounwind ; <i32> [#uses=1]
%3 = icmp eq i32 %eh.selector, %2 ; <i1> [#uses=1]
br i1 %3, label %try.cont, label %eh.resume
eh.resume: ; preds = %lpad
tail call void @_Unwind_SjLj_Resume(i8* %exn) noreturn
unreachable
}
declare i8* @__cxa_get_exception_ptr(i8*)
declare i8* @__cxa_begin_catch(i8*)
declare void @__cxa_end_catch()
declare i32 @puts(i8* nocapture) nounwind