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c980ffe7e2
This wasn't very observable in execution tests, because usually there is an invoke in the catchpad that unwinds the the catchendpad but never actually throws. llvm-svn: 249898
50 lines
1.4 KiB
LLVM
50 lines
1.4 KiB
LLVM
; RUN: llc -mtriple=x86_64-windows-msvc < %s | FileCheck %s
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@str = linkonce_odr unnamed_addr constant [27 x i8] c"GetExceptionCode(): 0x%lx\0A\00", align 1
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declare i32 @llvm.eh.exceptioncode(token)
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declare i32 @__C_specific_handler(...)
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declare void @crash()
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declare i32 @printf(i8* nocapture readonly, ...) nounwind
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define i32 @main() personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*) {
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entry:
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invoke void @crash()
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to label %__try.cont unwind label %lpad
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__try.cont:
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ret i32 0
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lpad:
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%p = catchpad [i8* null, i32 64, i8* null]
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to label %catchall unwind label %endpad
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catchall:
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%code = call i32 @llvm.eh.exceptioncode(token %p)
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call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @str, i64 0, i64 0), i32 %code)
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catchret %p to label %__try.cont
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endpad:
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catchendpad unwind to caller
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}
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; Check that we can get the exception code from eax to the printf.
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; CHECK-LABEL: main:
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; CHECK: callq crash
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; CHECK: retq
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; CHECK: .LBB0_2: # %lpad
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; CHECK: # %catchall
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; CHECK: leaq str(%rip), %rcx
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; CHECK: movl %eax, %edx
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; CHECK: callq printf
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; CHECK: .seh_handlerdata
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; CHECK-NEXT: .long (.Llsda_end0-.Llsda_begin0)/16
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; CHECK-NEXT: .Llsda_begin0:
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; CHECK-NEXT: .long .Ltmp{{[0-9]+}}@IMGREL
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; CHECK-NEXT: .long .Ltmp{{[0-9]+}}@IMGREL+1
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; CHECK-NEXT: .long 1
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; CHECK-NEXT: .long .LBB0_2@IMGREL
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; CHECK-NEXT: .Llsda_end0:
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