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-rw-r--r--test/CodeGen/WinEH/cppeh-prepared-cleanups.ll243
1 files changed, 243 insertions, 0 deletions
diff --git a/test/CodeGen/WinEH/cppeh-prepared-cleanups.ll b/test/CodeGen/WinEH/cppeh-prepared-cleanups.ll
new file mode 100644
index 000000000000..876cb53baba1
--- /dev/null
+++ b/test/CodeGen/WinEH/cppeh-prepared-cleanups.ll
@@ -0,0 +1,243 @@
+; RUN: llc < %s | FileCheck %s
+
+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.CatchableType = type { i32, i32, i32, i32, i32, i32, i32 }
+%eh.CatchableTypeArray.1 = type { i32, [1 x i32] }
+%eh.ThrowInfo = type { i32, i32, i32, i32 }
+%struct.S = type { i8 }
+
+$"\01??_DS@@QEAA@XZ" = comdat any
+
+$"\01??_R0H@8" = comdat any
+
+$"_CT??_R0H@84" = comdat any
+
+$_CTA1H = comdat any
+
+$_TI1H = comdat any
+
+@"\01??_7type_info@@6B@" = external constant i8*
+@"\01??_R0H@8" = linkonce_odr global %rtti.TypeDescriptor2 { i8** @"\01??_7type_info@@6B@", i8* null, [3 x i8] c".H\00" }, comdat
+@__ImageBase = external constant i8
+@"_CT??_R0H@84" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 1, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 0, i32 -1, i32 0, i32 4, i32 0 }, section ".xdata", comdat
+@_CTA1H = linkonce_odr unnamed_addr constant %eh.CatchableTypeArray.1 { i32 1, [1 x i32] [i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%eh.CatchableType* @"_CT??_R0H@84" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32)] }, section ".xdata", comdat
+@_TI1H = linkonce_odr unnamed_addr constant %eh.ThrowInfo { i32 0, i32 0, i32 0, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%eh.CatchableTypeArray.1* @_CTA1H to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, section ".xdata", comdat
+
+
+; CHECK-LABEL: "?test1@@YAXXZ":
+; CHECK: .seh_handlerdata
+; CHECK-NEXT: .long ("$cppxdata$?test1@@YAXXZ")@IMGREL
+; CHECK-NEXT:"$cppxdata$?test1@@YAXXZ":
+; CHECK-NEXT: .long 429065506
+; CHECK-NEXT: .long 1
+; CHECK-NEXT: .long ("$stateUnwindMap$?test1@@YAXXZ")@IMGREL
+; CHECK-NEXT: .long 0
+; CHECK-NEXT: .long 0
+; CHECK-NEXT: .long 2
+; CHECK-NEXT: .long ("$ip2state$?test1@@YAXXZ")@IMGREL
+; CHECK-NEXT: .long 32
+; CHECK-NEXT: .long 0
+; CHECK-NEXT: .long 1
+; CHECK-NEXT:"$stateUnwindMap$?test1@@YAXXZ":
+; CHECK-NEXT: .long -1
+; CHECK-NEXT: .long "?test1@@YAXXZ.cleanup"@IMGREL
+; CHECK-NEXT:"$ip2state$?test1@@YAXXZ":
+; CHECK-NEXT: .long .Lfunc_begin0@IMGREL
+; CHECK-NEXT: .long -1
+; CHECK-NEXT: .long .Ltmp0@IMGREL
+; CHECK-NEXT: .long 0
+
+define void @"\01?test1@@YAXXZ"() #0 {
+entry:
+ %unwindhelp = alloca i64
+ %tmp = alloca i32, align 4
+ %exn.slot = alloca i8*
+ %ehselector.slot = alloca i32
+ store i32 0, i32* %tmp
+ %0 = bitcast i32* %tmp to i8*
+ call void (...) @llvm.frameescape()
+ store volatile i64 -2, i64* %unwindhelp
+ %1 = bitcast i64* %unwindhelp to i8*
+ call void @llvm.eh.unwindhelp(i8* %1)
+ invoke void @_CxxThrowException(i8* %0, %eh.ThrowInfo* @_TI1H) #8
+ to label %unreachable unwind label %lpad1
+
+lpad1: ; preds = %entry
+ %2 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
+ cleanup
+ %recover = call i8* (...) @llvm.eh.actions(i32 0, void (i8*, i8*)* @"\01?test1@@YAXXZ.cleanup")
+ indirectbr i8* %recover, []
+
+unreachable: ; preds = %entry
+ unreachable
+}
+
+declare void @_CxxThrowException(i8*, %eh.ThrowInfo*)
+
+declare i32 @__CxxFrameHandler3(...)
+
+; Function Attrs: nounwind
+define linkonce_odr void @"\01??_DS@@QEAA@XZ"(%struct.S* %this) unnamed_addr #1 comdat align 2 {
+entry:
+ %this.addr = alloca %struct.S*, align 8
+ store %struct.S* %this, %struct.S** %this.addr, align 8
+ %this1 = load %struct.S*, %struct.S** %this.addr
+ call void @"\01??1S@@QEAA@XZ"(%struct.S* %this1) #4
+ ret void
+}
+
+; CHECK-LABEL: "?test2@@YAX_N@Z":
+; CHECK: .seh_handlerdata
+; CHECK-NEXT: .long ("$cppxdata$?test2@@YAX_N@Z")@IMGREL
+; CHECK-NEXT:"$cppxdata$?test2@@YAX_N@Z":
+; CHECK-NEXT: .long 429065506
+; CHECK-NEXT: .long 2
+; CHECK-NEXT: .long ("$stateUnwindMap$?test2@@YAX_N@Z")@IMGREL
+; CHECK-NEXT: .long 0
+; CHECK-NEXT: .long 0
+; CHECK-NEXT: .long 4
+; CHECK-NEXT: .long ("$ip2state$?test2@@YAX_N@Z")@IMGREL
+; CHECK-NEXT: .long 40
+; CHECK-NEXT: .long 0
+; CHECK-NEXT: .long 1
+; CHECK-NEXT:"$stateUnwindMap$?test2@@YAX_N@Z":
+; CHECK-NEXT: .long -1
+; CHECK-NEXT: .long "?test2@@YAX_N@Z.cleanup"@IMGREL
+; CHECK-NEXT: .long 0
+; CHECK-NEXT: .long "?test2@@YAX_N@Z.cleanup1"@IMGREL
+; CHECK-NEXT:"$ip2state$?test2@@YAX_N@Z":
+; CHECK-NEXT: .long .Lfunc_begin1@IMGREL
+; CHECK-NEXT: .long -1
+; CHECK-NEXT: .long .Ltmp7@IMGREL
+; CHECK-NEXT: .long 0
+; CHECK-NEXT: .long .Ltmp9@IMGREL
+; CHECK-NEXT: .long 1
+; CHECK-NEXT: .long .Ltmp12@IMGREL
+; CHECK-NEXT: .long 0
+
+define void @"\01?test2@@YAX_N@Z"(i1 zeroext %b) #2 {
+ %b.addr = alloca i8, align 1
+ %s = alloca %struct.S, align 1
+ %exn.slot = alloca i8*
+ %ehselector.slot = alloca i32
+ %s1 = alloca %struct.S, align 1
+ %frombool = zext i1 %b to i8
+ store i8 %frombool, i8* %b.addr, align 1
+ call void (...) @llvm.frameescape(%struct.S* %s, %struct.S* %s1)
+ call void @"\01?may_throw@@YAXXZ"()
+ invoke void @"\01?may_throw@@YAXXZ"()
+ to label %invoke.cont unwind label %lpad1
+
+invoke.cont: ; preds = %entry
+ %1 = load i8, i8* %b.addr, align 1
+ %tobool = trunc i8 %1 to i1
+ br i1 %tobool, label %if.then, label %if.else
+
+if.then: ; preds = %invoke.cont
+ invoke void @"\01?may_throw@@YAXXZ"()
+ to label %invoke.cont3 unwind label %lpad3
+
+invoke.cont3: ; preds = %if.then
+ call void @"\01??_DS@@QEAA@XZ"(%struct.S* %s1) #4
+ br label %if.end
+
+lpad1: ; preds = %entry, %if.end
+ %2 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
+ cleanup
+ %recover = call i8* (...) @llvm.eh.actions(i32 0, void (i8*, i8*)* @"\01?test2@@YAX_N@Z.cleanup")
+ indirectbr i8* %recover, []
+
+lpad3: ; preds = %if.then
+ %3 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
+ cleanup
+ %recover4 = call i8* (...) @llvm.eh.actions(i32 0, void (i8*, i8*)* @"\01?test2@@YAX_N@Z.cleanup1", i32 0, void (i8*, i8*)* @"\01?test2@@YAX_N@Z.cleanup")
+ indirectbr i8* %recover4, []
+
+if.else: ; preds = %invoke.cont
+ call void @"\01?dont_throw@@YAXXZ"() #4
+ br label %if.end
+
+if.end: ; preds = %if.else, %invoke.cont3
+ invoke void @"\01?may_throw@@YAXXZ"()
+ to label %invoke.cont4 unwind label %lpad1
+
+invoke.cont4: ; preds = %if.end
+ call void @"\01??_DS@@QEAA@XZ"(%struct.S* %s) #4
+ ret void
+}
+
+declare void @"\01?may_throw@@YAXXZ"() #3
+
+; Function Attrs: nounwind
+declare void @"\01?dont_throw@@YAXXZ"() #1
+
+; Function Attrs: nounwind
+declare void @"\01??1S@@QEAA@XZ"(%struct.S*) #1
+
+; Function Attrs: nounwind
+declare i8* @llvm.eh.actions(...) #4
+
+define internal void @"\01?test1@@YAXXZ.cleanup"(i8*, i8*) #5 {
+entry:
+ %s = alloca %struct.S, align 1
+ call void @"\01??_DS@@QEAA@XZ"(%struct.S* %s) #4
+ ret void
+}
+
+; Function Attrs: nounwind
+declare void @llvm.frameescape(...) #4
+
+; Function Attrs: nounwind readnone
+declare i8* @llvm.framerecover(i8*, i8*, i32) #6
+
+; Function Attrs: nounwind
+declare void @llvm.eh.unwindhelp(i8*) #4
+
+define internal void @"\01?test2@@YAX_N@Z.cleanup"(i8*, i8*) #7 {
+entry:
+ %s.i8 = call i8* @llvm.framerecover(i8* bitcast (void (i1)* @"\01?test2@@YAX_N@Z" to i8*), i8* %1, i32 0)
+ %s = bitcast i8* %s.i8 to %struct.S*
+ call void @"\01??_DS@@QEAA@XZ"(%struct.S* %s) #4
+ invoke void @llvm.donothing()
+ to label %entry.split unwind label %stub
+
+entry.split: ; preds = %entry
+ ret void
+
+stub: ; preds = %entry
+ %2 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
+ cleanup
+ unreachable
+}
+
+define internal void @"\01?test2@@YAX_N@Z.cleanup1"(i8*, i8*) #7 {
+entry:
+ %s1.i8 = call i8* @llvm.framerecover(i8* bitcast (void (i1)* @"\01?test2@@YAX_N@Z" to i8*), i8* %1, i32 1)
+ %s1 = bitcast i8* %s1.i8 to %struct.S*
+ call void @"\01??_DS@@QEAA@XZ"(%struct.S* %s1) #4
+ invoke void @llvm.donothing()
+ to label %entry.split unwind label %stub
+
+entry.split: ; preds = %entry
+ ret void
+
+stub: ; preds = %entry
+ %2 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
+ cleanup
+ unreachable
+}
+
+declare void @llvm.donothing()
+
+attributes #0 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" "wineh-parent"="?test1@@YAXXZ" }
+attributes #1 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #2 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" "wineh-parent"="?test2@@YAX_N@Z" }
+attributes #3 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #4 = { nounwind }
+attributes #5 = { "wineh-parent"="?test1@@YAXXZ" }
+attributes #6 = { nounwind readnone }
+attributes #7 = { "wineh-parent"="?test2@@YAX_N@Z" }
+attributes #8 = { noreturn }
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