forked from OSchip/llvm-project
149 lines
5.3 KiB
LLVM
149 lines
5.3 KiB
LLVM
; RUN: llc -mtriple x86_64-unknown-unknown -exception-model sjlj -verify-machineinstrs=0 < %s | FileCheck %s --check-prefix=NUM
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; RUN: llc -mtriple x86_64-unknown-unknown -exception-model sjlj -verify-machineinstrs=0 < %s | FileCheck %s --check-prefix=SJLJ
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; NUM-COUNT-3: endbr64
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;SJLJ: main: # @main
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;SJLJ-NEXT: .Lfunc_begin0:
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;SJLJ-NEXT: # %bb.0: # %entry
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;SJLJ-NEXT: endbr64
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;SJLJ-NEXT: pushq %rbp
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;SJLJ: callq _Unwind_SjLj_Register
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;SJLJ-NEXT: .Ltmp0:
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;SJLJ-NEXT: callq _Z3foov
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;SJLJ-NEXT: .Ltmp1:
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;SJLJ-NEXT: # %bb.1: # %invoke.cont
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;SJLJ-NEXT: movl
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;SJLJ-NEXT: .LBB0_7: # %return
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;SJLJ: callq _Unwind_SjLj_Unregister
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;SJLJ: retq
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;SJLJ-NEXT: .LBB0_9:
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;SJLJ-NEXT: endbr64
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;SJLJ-NEXT: movl
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;SJLJ-NEXT: cmpl
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;SJLJ-NEXT: jb .LBB0_10
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;SJLJ-NEXT: # %bb.11:
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;SJLJ-NEXT: ud2
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;SJLJ-NEXT: .LBB0_10:
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;SJLJ-NEXT: leaq .LJTI0_0(%rip), %rcx
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;SJLJ-NEXT: jmpq *(%rcx,%rax,8)
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;SJLJ-NEXT: .LBB0_2: # %lpad
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;SJLJ-NEXT: .Ltmp2:
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;SJLJ-NEXT: endbr64
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;SJLJ: jne .LBB0_4
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;SJLJ-NEXT: # %bb.3: # %catch3
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;SJLJ: callq __cxa_begin_catch
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;SJLJ: jmp .LBB0_6
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;SJLJ-NEXT: .LBB0_4: # %catch.fallthrough
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;SJLJ-NEXT: cmpl
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;SJLJ-NEXT: jne .LBB0_8
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;SJLJ-NEXT: # %bb.5: # %catch
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;SJLJ: callq __cxa_begin_catch
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;SJLJ: cmpb
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;SJLJ-NEXT: .LBB0_6: # %return
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;SJLJ: callq __cxa_end_catch
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;SJLJ-NEXT: jmp .LBB0_7
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;SJLJ-NEXT: .LBB0_8: # %eh.resume
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;SJLJ-NEXT: movl
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;SJLJ-NEXT: .Lfunc_end0:
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;SJLJ: .LJTI0_0:
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;SJLJ-NEXT: .quad .LBB0_2
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@_ZTIi = external dso_local constant i8*
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@_ZTIc = external dso_local constant i8*
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; Function Attrs: noinline norecurse optnone uwtable
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define dso_local i32 @main() #0 personality i8* bitcast (i32 (...)* @__gxx_personality_sj0 to i8*) {
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entry:
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%retval = alloca i32, align 4
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%exn.slot = alloca i8*
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%ehselector.slot = alloca i32
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%x = alloca i8, align 1
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%x4 = alloca i32, align 4
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store i32 0, i32* %retval, align 4
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invoke void @_Z3foov()
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to label %invoke.cont unwind label %lpad
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invoke.cont: ; preds = %entry
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br label %try.cont
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lpad: ; preds = %entry
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%0 = landingpad { i8*, i32 }
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catch i8* bitcast (i8** @_ZTIi to i8*)
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catch i8* bitcast (i8** @_ZTIc to i8*)
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%1 = extractvalue { i8*, i32 } %0, 0
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store i8* %1, i8** %exn.slot, align 8
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%2 = extractvalue { i8*, i32 } %0, 1
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store i32 %2, i32* %ehselector.slot, align 4
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br label %catch.dispatch
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catch.dispatch: ; preds = %lpad
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%sel = load i32, i32* %ehselector.slot, align 4
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%3 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*)) #3
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%matches = icmp eq i32 %sel, %3
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br i1 %matches, label %catch3, label %catch.fallthrough
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catch3: ; preds = %catch.dispatch
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%exn5 = load i8*, i8** %exn.slot, align 8
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%4 = call i8* @__cxa_begin_catch(i8* %exn5) #3
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%5 = bitcast i8* %4 to i32*
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%6 = load i32, i32* %5, align 4
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store i32 %6, i32* %x4, align 4
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%7 = load i32, i32* %x4, align 4
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%cmp6 = icmp ne i32 %7, 5
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%conv7 = zext i1 %cmp6 to i32
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store i32 %conv7, i32* %retval, align 4
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call void @__cxa_end_catch() #3
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br label %return
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catch.fallthrough: ; preds = %catch.dispatch
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%8 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIc to i8*)) #3
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%matches1 = icmp eq i32 %sel, %8
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br i1 %matches1, label %catch, label %eh.resume
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catch: ; preds = %catch.fallthrough
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%exn = load i8*, i8** %exn.slot, align 8
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%9 = call i8* @__cxa_begin_catch(i8* %exn) #3
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%10 = load i8, i8* %9, align 1
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store i8 %10, i8* %x, align 1
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%11 = load i8, i8* %x, align 1
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%conv = sext i8 %11 to i32
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%cmp = icmp ne i32 %conv, 3
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%conv2 = zext i1 %cmp to i32
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store i32 %conv2, i32* %retval, align 4
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call void @__cxa_end_catch() #3
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br label %return
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try.cont: ; preds = %invoke.cont
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store i32 1, i32* %retval, align 4
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br label %return
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return: ; preds = %try.cont, %catch3, %catch
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%12 = load i32, i32* %retval, align 4
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ret i32 %12
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eh.resume: ; preds = %catch.fallthrough
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%exn8 = load i8*, i8** %exn.slot, align 8
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%sel9 = load i32, i32* %ehselector.slot, align 4
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%lpad.val = insertvalue { i8*, i32 } undef, i8* %exn8, 0
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%lpad.val10 = insertvalue { i8*, i32 } %lpad.val, i32 %sel9, 1
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resume { i8*, i32 } %lpad.val10
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}
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declare dso_local void @_Z3foov() #1
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declare dso_local i32 @__gxx_personality_sj0(...)
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; Function Attrs: nounwind readnone
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declare i32 @llvm.eh.typeid.for(i8*) #2
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declare dso_local i8* @__cxa_begin_catch(i8*)
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declare dso_local void @__cxa_end_catch()
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!llvm.module.flags = !{!0, !1, !2}
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!0 = !{i32 1, !"wchar_size", i32 4}
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!1 = !{i32 4, !"cf-protection-return", i32 1}
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!2 = !{i32 4, !"cf-protection-branch", i32 1}
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