; RUN: llc -mtriple=x86_64-windows-msvc < %s | FileCheck %s --check-prefix=X64 ; RUN: llc -mtriple=i686-windows-msvc < %s | FileCheck %s --check-prefix=X86 declare void @throw() declare i32 @__CxxFrameHandler3(...) declare void @llvm.trap() define void @test1() personality i32 (...)* @__CxxFrameHandler3 { entry: %alloca2 = alloca i8*, align 4 %alloca1 = alloca i8*, align 4 store volatile i8* null, i8** %alloca1 invoke void @throw() to label %unreachable unwind label %catch.dispatch ; X64-LABEL: test1: ; X64: movq $0, -8(%rbp) ; X64: callq throw ; X86-LABEL: _test1: ; X86: pushl %ebp ; X86: movl %esp, %ebp ; X86: pushl %ebx ; X86: pushl %edi ; X86: pushl %esi ; X86: subl $24, %esp ; X86: movl $0, -32(%ebp) ; X86: calll _throw catch.dispatch: ; preds = %entry %cs = catchswitch within none [label %catch.pad] unwind to caller catch.pad: ; preds = %catch.dispatch %cp = catchpad within %cs [i8* null, i32 0, i8** %alloca1] %v = load volatile i8*, i8** %alloca1 store volatile i8* null, i8** %alloca1 %bc1 = bitcast i8** %alloca1 to i8* call void @llvm.lifetime.end.p0i8(i64 4, i8* nonnull %bc1) %bc2 = bitcast i8** %alloca2 to i8* call void @llvm.lifetime.start.p0i8(i64 4, i8* %bc2) store volatile i8* null, i8** %alloca1 call void @llvm.trap() unreachable ; X64-LABEL: "?catch$2@?0?test1@4HA" ; X64: movq $0, -8(%rbp) ; X64: movq $0, -8(%rbp) ; X64: ud2 ; X86-LABEL: "?catch$2@?0?test1@4HA" ; X86: movl $0, -32(%ebp) ; X86: movl $0, -32(%ebp) ; X86: ud2 unreachable: ; preds = %entry unreachable } ; X64-LABEL: $cppxdata$test1: ; X64: .long 56 # CatchObjOffset ; -20 is difference between the end of the EH reg node stack object and the ; catch object at EBP -32. ; X86-LABEL: L__ehtable$test1: ; X86: .long -20 # CatchObjOffset define void @test2() personality i32 (...)* @__CxxFrameHandler3 { entry: %alloca2 = alloca i8*, align 4 %alloca1 = alloca i8*, align 4 store volatile i8* null, i8** %alloca1 invoke void @throw() to label %unreachable unwind label %catch.dispatch ; X64-LABEL: test2: ; X64: movq $0, -16(%rbp) ; X64: callq throw ; X86-LABEL: _test2: ; X86: movl $0, -32(%ebp) ; X86: calll _throw catch.dispatch: ; preds = %entry %cs = catchswitch within none [label %catch.pad] unwind to caller catch.pad: ; preds = %catch.dispatch %cp = catchpad within %cs [i8* null, i32 0, i8** null] store volatile i8* null, i8** %alloca1 %bc1 = bitcast i8** %alloca1 to i8* call void @llvm.lifetime.end.p0i8(i64 4, i8* nonnull %bc1) %bc2 = bitcast i8** %alloca2 to i8* call void @llvm.lifetime.start.p0i8(i64 4, i8* %bc2) store volatile i8* null, i8** %alloca1 call void @llvm.trap() unreachable ; X64-LABEL: "?catch$2@?0?test2@4HA" ; X64: movq $0, -16(%rbp) ; X64: movq $0, -16(%rbp) ; X64: ud2 ; X86-LABEL: "?catch$2@?0?test2@4HA" ; X86: movl $0, -32(%ebp) ; X86: movl $0, -32(%ebp) ; X86: ud2 unreachable: ; preds = %entry unreachable } ; X64-LABEL: $cppxdata$test2: ; X64: .long 0 # CatchObjOffset ; X86-LABEL: L__ehtable$test2: ; X86: .long 0 # CatchObjOffset ; Function Attrs: argmemonly nounwind declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #0 ; Function Attrs: argmemonly nounwind declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #0 attributes #0 = { argmemonly nounwind }