| ; RUN: llc < %s | FileCheck %s |
| |
| ; This test was generated from the following code. |
| ; |
| ; void test() { |
| ; try { |
| ; try { |
| ; try { |
| ; two(); |
| ; throw 2; |
| ; } catch (int x) { |
| ; catch_two(); |
| ; } |
| ; a(); |
| ; throw 'a'; |
| ; } catch (char c) { |
| ; catch_a(); |
| ; } |
| ; one(); |
| ; throw 1; |
| ; } catch(int x) { |
| ; catch_one(); |
| ; } catch(...) { |
| ; catch_all(); |
| ; } |
| ; } |
| ; |
| ; The function calls before the throws were declared as 'noexcept' and are |
| ; just here to make blocks easier to identify in the IR. |
| |
| ; ModuleID = '<stdin>' |
| target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-pc-windows-msvc" |
| |
| %rtti.TypeDescriptor2 = type { i8**, i8*, [3 x i8] } |
| %eh.CatchHandlerType = type { i32, i8* } |
| %eh.CatchableType = type { i32, i32, i32, i32, i32, i32, i32 } |
| %eh.CatchableTypeArray.1 = type { i32, [1 x i32] } |
| %eh.ThrowInfo = type { i32, i32, i32, i32 } |
| |
| $"\01??_R0H@8" = comdat any |
| |
| $"\01??_R0D@8" = comdat any |
| |
| $"_CT??_R0H@84" = comdat any |
| |
| $_CTA1H = comdat any |
| |
| $_TI1H = comdat any |
| |
| $"_CT??_R0D@81" = comdat any |
| |
| $_CTA1D = comdat any |
| |
| $_TI1D = comdat any |
| |
| @"\01??_7type_info@@6B@" = external constant i8* |
| @"\01??_R0H@8" = linkonce_odr global %rtti.TypeDescriptor2 { i8** @"\01??_7type_info@@6B@", i8* null, [3 x i8] c".H\00" }, comdat |
| @llvm.eh.handlertype.H.0 = private unnamed_addr constant %eh.CatchHandlerType { i32 0, i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*) }, section "llvm.metadata" |
| @"\01??_R0D@8" = linkonce_odr global %rtti.TypeDescriptor2 { i8** @"\01??_7type_info@@6B@", i8* null, [3 x i8] c".D\00" }, comdat |
| @llvm.eh.handlertype.D.0 = private unnamed_addr constant %eh.CatchHandlerType { i32 0, i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0D@8" to i8*) }, section "llvm.metadata" |
| @__ImageBase = external constant i8 |
| @"_CT??_R0H@84" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 1, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 0, i32 -1, i32 0, i32 4, i32 0 }, section ".xdata", comdat |
| @_CTA1H = linkonce_odr unnamed_addr constant %eh.CatchableTypeArray.1 { i32 1, [1 x i32] [i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%eh.CatchableType* @"_CT??_R0H@84" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32)] }, section ".xdata", comdat |
| @_TI1H = linkonce_odr unnamed_addr constant %eh.ThrowInfo { i32 0, i32 0, i32 0, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%eh.CatchableTypeArray.1* @_CTA1H to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, section ".xdata", comdat |
| @"_CT??_R0D@81" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 1, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor2* @"\01??_R0D@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 0, i32 -1, i32 0, i32 1, i32 0 }, section ".xdata", comdat |
| @_CTA1D = linkonce_odr unnamed_addr constant %eh.CatchableTypeArray.1 { i32 1, [1 x i32] [i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%eh.CatchableType* @"_CT??_R0D@81" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32)] }, section ".xdata", comdat |
| @_TI1D = linkonce_odr unnamed_addr constant %eh.ThrowInfo { i32 0, i32 0, i32 0, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%eh.CatchableTypeArray.1* @_CTA1D to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, section ".xdata", comdat |
| |
| ; Function Attrs: nounwind uwtable |
| define void @"\01?test@@YAXXZ"() #0 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) { |
| entry: |
| %tmp = alloca i32, align 4 |
| %x = alloca i32, align 4 |
| %tmp2 = alloca i8, align 1 |
| %c = alloca i8, align 1 |
| %tmp11 = alloca i32, align 4 |
| %x21 = alloca i32, align 4 |
| call void @"\01?two@@YAXXZ"() #3 |
| store i32 2, i32* %tmp |
| %0 = bitcast i32* %tmp to i8* |
| call void (...) @llvm.localescape(i32* %x, i8* %c, i32* %x21) |
| invoke void @_CxxThrowException(i8* %0, %eh.ThrowInfo* @_TI1H) #5 |
| to label %unreachable unwind label %lpad |
| |
| lpad: ; preds = %entry |
| %1 = landingpad { i8*, i32 } |
| catch i8* bitcast (%eh.CatchHandlerType* @llvm.eh.handlertype.H.0 to i8*) |
| catch %eh.CatchHandlerType* @llvm.eh.handlertype.D.0 |
| catch %eh.CatchHandlerType* @llvm.eh.handlertype.H.0 |
| catch i8* null |
| %recover = call i8* (...) @llvm.eh.actions(i32 1, i8* bitcast (%eh.CatchHandlerType* @llvm.eh.handlertype.H.0 to i8*), i32 0, i8* (i8*, i8*)* @"\01?test@@YAXXZ.catch", i32 1, i8* bitcast (%eh.CatchHandlerType* @llvm.eh.handlertype.D.0 to i8*), i32 1, i8* (i8*, i8*)* @"\01?test@@YAXXZ.catch1", i32 1, i8* bitcast (%eh.CatchHandlerType* @llvm.eh.handlertype.H.0 to i8*), i32 2, i8* (i8*, i8*)* @"\01?test@@YAXXZ.catch2", i32 1, i8* null, i32 -1, i8* (i8*, i8*)* @"\01?test@@YAXXZ.catch3") |
| indirectbr i8* %recover, [label %try.cont, label %try.cont10, label %try.cont22] |
| |
| try.cont: ; preds = %lpad |
| call void @"\01?a@@YAXXZ"() #3 |
| store i8 97, i8* %tmp2 |
| invoke void @_CxxThrowException(i8* %tmp2, %eh.ThrowInfo* @_TI1D) #5 |
| to label %unreachable unwind label %lpad3 |
| |
| lpad3: ; preds = %try.cont |
| %2 = landingpad { i8*, i32 } |
| catch %eh.CatchHandlerType* @llvm.eh.handlertype.D.0 |
| catch %eh.CatchHandlerType* @llvm.eh.handlertype.H.0 |
| catch i8* null |
| %recover1 = call i8* (...) @llvm.eh.actions(i32 1, i8* bitcast (%eh.CatchHandlerType* @llvm.eh.handlertype.D.0 to i8*), i32 1, i8* (i8*, i8*)* @"\01?test@@YAXXZ.catch1", i32 1, i8* bitcast (%eh.CatchHandlerType* @llvm.eh.handlertype.H.0 to i8*), i32 2, i8* (i8*, i8*)* @"\01?test@@YAXXZ.catch2", i32 1, i8* null, i32 -1, i8* (i8*, i8*)* @"\01?test@@YAXXZ.catch3") |
| indirectbr i8* %recover1, [label %try.cont10, label %try.cont22] |
| |
| try.cont10: ; preds = %lpad3, %lpad |
| call void @"\01?one@@YAXXZ"() #3 |
| store i32 1, i32* %tmp11 |
| %3 = bitcast i32* %tmp11 to i8* |
| invoke void @_CxxThrowException(i8* %3, %eh.ThrowInfo* @_TI1H) #5 |
| to label %unreachable unwind label %lpad12 |
| |
| lpad12: ; preds = %try.cont10 |
| %4 = landingpad { i8*, i32 } |
| catch %eh.CatchHandlerType* @llvm.eh.handlertype.H.0 |
| catch i8* null |
| %recover2 = call i8* (...) @llvm.eh.actions(i32 1, i8* bitcast (%eh.CatchHandlerType* @llvm.eh.handlertype.H.0 to i8*), i32 2, i8* (i8*, i8*)* @"\01?test@@YAXXZ.catch2", i32 1, i8* null, i32 -1, i8* (i8*, i8*)* @"\01?test@@YAXXZ.catch3") |
| indirectbr i8* %recover2, [label %try.cont22] |
| |
| try.cont22: ; preds = %lpad12, %lpad3, %lpad |
| ret void |
| |
| unreachable: ; preds = %try.cont10, %try.cont, %entry |
| unreachable |
| } |
| |
| ; Function Attrs: nounwind |
| declare void @"\01?two@@YAXXZ"() #1 |
| |
| declare void @_CxxThrowException(i8*, %eh.ThrowInfo*) |
| |
| declare i32 @__CxxFrameHandler3(...) |
| |
| ; Function Attrs: nounwind readnone |
| declare i32 @llvm.eh.typeid.for(i8*) #2 |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.eh.begincatch(i8* nocapture, i8* nocapture) #3 |
| |
| ; Function Attrs: nounwind |
| declare void @"\01?catch_two@@YAXXZ"() #1 |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.eh.endcatch() #3 |
| |
| ; Function Attrs: nounwind |
| declare void @"\01?a@@YAXXZ"() #1 |
| |
| ; Function Attrs: nounwind |
| declare void @"\01?catch_a@@YAXXZ"() #1 |
| |
| ; Function Attrs: nounwind |
| declare void @"\01?one@@YAXXZ"() #1 |
| |
| ; Function Attrs: nounwind |
| declare void @"\01?catch_all@@YAXXZ"() #1 |
| |
| ; Function Attrs: nounwind |
| declare void @"\01?catch_one@@YAXXZ"() #1 |
| |
| ; Function Attrs: nounwind |
| declare i8* @llvm.eh.actions(...) #3 |
| |
| define internal i8* @"\01?test@@YAXXZ.catch"(i8*, i8*) #4 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) { |
| entry: |
| %x.i8 = call i8* @llvm.localrecover(i8* bitcast (void ()* @"\01?test@@YAXXZ" to i8*), i8* %1, i32 0) |
| %x = bitcast i8* %x.i8 to i32* |
| %2 = bitcast i32* %x to i8* |
| call void @"\01?catch_two@@YAXXZ"() #3 |
| invoke void @llvm.donothing() |
| to label %entry.split unwind label %stub |
| |
| entry.split: ; preds = %entry |
| ret i8* blockaddress(@"\01?test@@YAXXZ", %try.cont) |
| |
| stub: ; preds = %entry |
| %3 = landingpad { i8*, i32 } |
| cleanup |
| %recover = call i8* (...) @llvm.eh.actions() |
| unreachable |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.donothing() #2 |
| |
| define internal i8* @"\01?test@@YAXXZ.catch1"(i8*, i8*) #4 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) { |
| entry: |
| call void @"\01?catch_a@@YAXXZ"() #3 |
| invoke void @llvm.donothing() |
| to label %entry.split unwind label %stub |
| |
| entry.split: ; preds = %entry |
| ret i8* blockaddress(@"\01?test@@YAXXZ", %try.cont10) |
| |
| stub: ; preds = %entry |
| %2 = landingpad { i8*, i32 } |
| cleanup |
| %recover = call i8* (...) @llvm.eh.actions() |
| unreachable |
| } |
| |
| define internal i8* @"\01?test@@YAXXZ.catch2"(i8*, i8*) #4 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) { |
| entry: |
| %x21.i8 = call i8* @llvm.localrecover(i8* bitcast (void ()* @"\01?test@@YAXXZ" to i8*), i8* %1, i32 2) |
| %x21 = bitcast i8* %x21.i8 to i32* |
| %2 = bitcast i32* %x21 to i8* |
| call void @"\01?catch_one@@YAXXZ"() #3 |
| invoke void @llvm.donothing() |
| to label %entry.split unwind label %stub |
| |
| entry.split: ; preds = %entry |
| ret i8* blockaddress(@"\01?test@@YAXXZ", %try.cont22) |
| |
| stub: ; preds = %entry |
| %3 = landingpad { i8*, i32 } |
| cleanup |
| %recover = call i8* (...) @llvm.eh.actions() |
| unreachable |
| } |
| |
| define internal i8* @"\01?test@@YAXXZ.catch3"(i8*, i8*) #4 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) { |
| entry: |
| call void @"\01?catch_all@@YAXXZ"() #3 |
| invoke void @llvm.donothing() |
| to label %entry.split unwind label %stub |
| |
| entry.split: ; preds = %entry |
| ret i8* blockaddress(@"\01?test@@YAXXZ", %try.cont22) |
| |
| stub: ; preds = %entry |
| %2 = landingpad { i8*, i32 } |
| cleanup |
| %recover = call i8* (...) @llvm.eh.actions() |
| unreachable |
| } |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.localescape(...) #3 |
| |
| ; Function Attrs: nounwind readnone |
| declare i8* @llvm.localrecover(i8*, i8*, i32) #2 |
| |
| attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" "wineh-parent"="?test@@YAXXZ" } |
| attributes #1 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #2 = { nounwind readnone } |
| attributes #3 = { nounwind } |
| attributes #4 = { "wineh-parent"="?test@@YAXXZ" } |
| attributes #5 = { noreturn } |
| |
| !llvm.module.flags = !{!0} |
| !llvm.ident = !{!1} |
| |
| !0 = !{i32 1, !"PIC Level", i32 2} |
| !1 = !{!"clang version 3.7.0 (trunk 236059)"} |
| |
| ; CHECK-LABEL: "$cppxdata$?test@@YAXXZ": |
| ; CHECK-NEXT: .long 429065506 |
| ; CHECK-NEXT: .long |
| ; CHECK-NEXT: .long ("$stateUnwindMap$?test@@YAXXZ")@IMGREL |
| ; CHECK-NEXT: .long |
| ; CHECK-NEXT: .long ("$tryMap$?test@@YAXXZ")@IMGREL |
| ; CHECK-NEXT: .long |
| ; CHECK-NEXT: .long ("$ip2state$?test@@YAXXZ")@IMGREL |
| ; CHECK-NEXT: .long 40 |
| ; CHECK-NEXT: .long 0 |
| ; CHECK-NEXT: .long 1 |
| ; CHECK: "$stateUnwindMap$?test@@YAXXZ": |
| ; CHECK: "$tryMap$?test@@YAXXZ": |
| ; CHECK: "$handlerMap$0$?test@@YAXXZ": |
| ; CHECK: "$ip2state$?test@@YAXXZ": |
| ; CHECK-NEXT: .long .Lfunc_begin0@IMGREL |
| ; CHECK-NEXT: .long -1 |
| ; CHECK-NEXT: .long .Ltmp0@IMGREL |
| ; CHECK-NEXT: .long 2 |
| ; CHECK-NEXT: .long .Ltmp3@IMGREL |
| ; CHECK-NEXT: .long 1 |
| ; CHECK-NEXT: .long .Ltmp6@IMGREL |
| ; CHECK-NEXT: .long 0 |
| ; CHECK-NEXT: .long .Lfunc_begin1@IMGREL |
| ; CHECK-NEXT: .long 3 |
| ; CHECK-NEXT: .long .Lfunc_begin2@IMGREL |
| ; CHECK-NEXT: .long 4 |
| ; CHECK-NEXT: .long .Lfunc_begin3@IMGREL |
| ; CHECK-NEXT: .long 5 |
| ; CHECK-NEXT: .long .Lfunc_begin4@IMGREL |
| ; CHECK-NEXT: .long 6 |
