; RUN: llc -mtriple=x86_64-pc-windows-msvc < %s -enable-shrink-wrap=false | FileCheck %s ; Make sure shrink-wrapping does not break the lowering of exception handling. ; RUN: llc -mtriple=x86_64-pc-windows-msvc < %s -enable-shrink-wrap=true -pass-remarks-output=%t | FileCheck %s ; RUN: cat %t | FileCheck %s --check-prefix=REMARKS ; Repro cases from PR25168 ; test @catchret - catchret target is not address-taken until PEI ; splits it into lea/mov followed by ret. Make sure the MBB is ; handled, both by tempting BranchFolding to merge it with %early_out ; and delete it, and by checking that we emit a proper reference ; to it in the LEA declare void @ProcessCLRException() declare void @f() define void @catchret(i1 %b) personality void ()* @ProcessCLRException { entry: br i1 %b, label %body, label %early_out early_out: ret void body: invoke void @f() to label %exit unwind label %catch.pad catch.pad: %cs1 = catchswitch within none [label %catch.body] unwind to caller catch.body: %catch = catchpad within %cs1 [i32 33554467] catchret from %catch to label %exit exit: ret void } ; CHECK-LABEL: catchret: # @catchret ; CHECK: [[Exit:^[^ :]+]]: # Block address taken ; CHECK-NEXT: # %exit ; CHECK: # %catch.body ; CHECK: .seh_endprolog ; CHECK: leaq [[Exit]](%rip), %rax ; CHECK: retq # CATCHRET ; REMARKS: Pass: shrink-wrap ; REMARKS-NEXT: Name: UnsupportedEHFunclets ; REMARKS-NEXT: Function: catchret ; REMARKS-NEXT: Args: ; REMARKS-NEXT: - String: EH Funclets are not supported yet. ; test @setjmp - similar to @catchret, but the MBB in question ; is the one generated when the setjmp's block is split @buf = internal global [5 x i8*] zeroinitializer declare i8* @llvm.frameaddress(i32) nounwind readnone declare i8* @llvm.stacksave() nounwind declare i32 @llvm.eh.sjlj.setjmp(i8*) nounwind declare void @llvm.eh.sjlj.longjmp(i8*) nounwind define void @setjmp(i1 %b) nounwind { entry: br i1 %b, label %early_out, label %sj early_out: ret void sj: %fp = call i8* @llvm.frameaddress(i32 0) store i8* %fp, i8** getelementptr inbounds ([5 x i8*], [5 x i8*]* @buf, i64 0, i64 0), align 16 %sp = call i8* @llvm.stacksave() store i8* %sp, i8** getelementptr inbounds ([5 x i8*], [5 x i8*]* @buf, i64 0, i64 2), align 16 call i32 @llvm.eh.sjlj.setjmp(i8* bitcast ([5 x i8*]* @buf to i8*)) ret void } ; CHECK-LABEL: setjmp: # @setjmp ; CHECK: # %sj ; CHECK: leaq [[Label:\..+]](%rip), %[[Reg:.+]]{{$}} ; CHECK-NEXT: movq %[[Reg]], buf ; CHECK: {{^}}[[Label]]: # Block address taken ; CHECK-NEXT: # %sj