| ; RUN: llc -mtriple=x86_64-pc-linux-gnu -code-model=kernel -simplifycfg-require-and-preserve-domtree=1 %s -o - | FileCheck %s |
| ; CHECK-LABEL: main |
| ; CHECK: .cfi_startproc |
| ; CHECK: .cfi_personality 0, __gxx_personality_v0 |
| ; CHECK: .cfi_lsda 0, [[EXCEPTION_LABEL:.L[^ ]*]] |
| ; CHECK: [[EXCEPTION_LABEL]]: |
| ; CHECK: .byte 0 # @TType Encoding = absptr |
| ; CHECK: .quad _ZTIi |
| |
| @_ZTIi = external constant i8* |
| |
| ; Function Attrs: noinline norecurse optnone uwtable |
| define i32 @main() #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) { |
| %1 = alloca i32, align 4 |
| %2 = alloca i8* |
| %3 = alloca i32 |
| %4 = alloca i32, align 4 |
| store i32 0, i32* %1, align 4 |
| %5 = call i8* @__cxa_allocate_exception(i64 4) #2 |
| %6 = bitcast i8* %5 to i32* |
| store i32 20, i32* %6, align 16 |
| invoke void @__cxa_throw(i8* %5, i8* bitcast (i8** @_ZTIi to i8*), i8* null) #3 |
| to label %26 unwind label %7 |
| |
| ; <label>:7: ; preds = %0 |
| %8 = landingpad { i8*, i32 } |
| catch i8* bitcast (i8** @_ZTIi to i8*) |
| %9 = extractvalue { i8*, i32 } %8, 0 |
| store i8* %9, i8** %2, align 8 |
| %10 = extractvalue { i8*, i32 } %8, 1 |
| store i32 %10, i32* %3, align 4 |
| br label %11 |
| |
| ; <label>:11: ; preds = %7 |
| %12 = load i32, i32* %3, align 4 |
| %13 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*)) #2 |
| %14 = icmp eq i32 %12, %13 |
| br i1 %14, label %15, label %21 |
| |
| ; <label>:15: ; preds = %11 |
| %16 = load i8*, i8** %2, align 8 |
| %17 = call i8* @__cxa_begin_catch(i8* %16) #2 |
| %18 = bitcast i8* %17 to i32* |
| %19 = load i32, i32* %18, align 4 |
| store i32 %19, i32* %4, align 4 |
| call void @__cxa_end_catch() #2 |
| br label %20 |
| |
| ; <label>:20: ; preds = %15 |
| ret i32 0 |
| |
| ; <label>:21: ; preds = %11 |
| %22 = load i8*, i8** %2, align 8 |
| %23 = load i32, i32* %3, align 4 |
| %24 = insertvalue { i8*, i32 } undef, i8* %22, 0 |
| %25 = insertvalue { i8*, i32 } %24, i32 %23, 1 |
| resume { i8*, i32 } %25 |
| |
| ; <label>:26: ; preds = %0 |
| unreachable |
| } |
| |
| declare i8* @__cxa_allocate_exception(i64) |
| |
| declare void @__cxa_throw(i8*, i8*, i8*) |
| |
| declare i32 @__gxx_personality_v0(...) |
| |
| ; Function Attrs: nounwind readnone |
| declare i32 @llvm.eh.typeid.for(i8*) #1 |
| |
| declare i8* @__cxa_begin_catch(i8*) |
| |
| declare void @__cxa_end_catch() |
| |
| attributes #0 = { noinline norecurse optnone uwtable } |
| attributes #1 = { nounwind readnone } |
| attributes #2 = { nounwind } |
| attributes #3 = { noreturn } |