; LLVM IR from kmilo17pet/QuarkTS-cpp :: src/fsm.ll (ZN3qOS12stateMachine14prepareHandlerENS_2sm8signal_tEPNS1_5stateE)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"struct.qOS::sm::signal_t" = type { i32, ptr }
%"class.qOS::sm::stateHandler" = type { ptr, ptr, ptr, ptr, ptr, i8, i16, i32, ptr, ptr, ptr }
%"class.qOS::sm::state" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, i64, i64, ptr }
%"class.qOS::stateMachine" = type { %"class.qOS::sm::stateHandler", ptr, ptr, ptr, ptr, ptr, ptr, %"class.qOS::sm::state", %"struct.qOS::sm::signal_t", ptr, ptr }

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN3qOS12stateMachine14prepareHandlerENS_2sm8signal_tEPNS1_5stateE(ptr noundef nonnull align 8 dereferenceable(240) %0, i32 %1, ptr %2, ptr noundef %3) #0 align 2 {
  %5 = alloca %"struct.qOS::sm::signal_t", align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = getelementptr inbounds { i32, ptr }, ptr %5, i32 0, i32 0
  store i32 %1, ptr %8, align 8
  %9 = getelementptr inbounds { i32, ptr }, ptr %5, i32 0, i32 1
  store ptr %2, ptr %9, align 8
  store ptr %0, ptr %6, align 8, !tbaa !5
  store ptr %3, ptr %7, align 8, !tbaa !5
  %10 = load ptr, ptr %6, align 8
  %11 = getelementptr inbounds %"struct.qOS::sm::signal_t", ptr %5, i32 0, i32 0
  %12 = load i32, ptr %11, align 8, !tbaa !9
  %13 = getelementptr inbounds %"class.qOS::sm::stateHandler", ptr %10, i32 0, i32 7
  store i32 %12, ptr %13, align 4, !tbaa !12
  %14 = getelementptr inbounds %"struct.qOS::sm::signal_t", ptr %5, i32 0, i32 1
  %15 = load ptr, ptr %14, align 8, !tbaa !16
  %16 = getelementptr inbounds %"class.qOS::sm::stateHandler", ptr %10, i32 0, i32 8
  store ptr %15, ptr %16, align 8, !tbaa !17
  %17 = getelementptr inbounds %"class.qOS::sm::stateHandler", ptr %10, i32 0, i32 2
  store ptr null, ptr %17, align 8, !tbaa !18
  %18 = getelementptr inbounds %"class.qOS::sm::stateHandler", ptr %10, i32 0, i32 1
  store ptr null, ptr %18, align 8, !tbaa !19
  %19 = getelementptr inbounds %"class.qOS::sm::stateHandler", ptr %10, i32 0, i32 6
  store i16 -32766, ptr %19, align 2, !tbaa !20
  %20 = getelementptr inbounds %"class.qOS::sm::stateHandler", ptr %10, i32 0, i32 5
  store i8 0, ptr %20, align 8, !tbaa !21
  %21 = load ptr, ptr %7, align 8, !tbaa !5
  %22 = getelementptr inbounds %"class.qOS::sm::state", ptr %21, i32 0, i32 7
  %23 = load ptr, ptr %22, align 8, !tbaa !22
  %24 = getelementptr inbounds %"class.qOS::sm::stateHandler", ptr %10, i32 0, i32 10
  store ptr %23, ptr %24, align 8, !tbaa !25
  %25 = getelementptr inbounds %"class.qOS::stateMachine", ptr %10, i32 0, i32 10
  %26 = load ptr, ptr %25, align 8, !tbaa !26
  %27 = getelementptr inbounds %"class.qOS::sm::stateHandler", ptr %10, i32 0, i32 9
  store ptr %26, ptr %27, align 8, !tbaa !28
  %28 = load ptr, ptr %7, align 8, !tbaa !5
  %29 = getelementptr inbounds %"class.qOS::sm::stateHandler", ptr %10, i32 0, i32 4
  store ptr %28, ptr %29, align 8, !tbaa !29
  ret void
}

attributes #0 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"_ZTSN3qOS2sm8signal_tE", !11, i64 0, !6, i64 8}
!11 = !{!"_ZTSN3qOS2sm8signalIDE", !7, i64 0}
!12 = !{!13, !11, i64 44}
!13 = !{!"_ZTSN3qOS2sm12stateHandlerE", !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !14, i64 40, !15, i64 42, !11, i64 44, !6, i64 48, !6, i64 56, !6, i64 64}
!14 = !{!"_ZTSN3qOS2sm11historyModeE", !7, i64 0}
!15 = !{!"_ZTSN3qOS2sm6statusE", !7, i64 0}
!16 = !{!10, !6, i64 8}
!17 = !{!13, !6, i64 48}
!18 = !{!13, !6, i64 16}
!19 = !{!13, !6, i64 8}
!20 = !{!13, !15, i64 42}
!21 = !{!13, !14, i64 40}
!22 = !{!23, !6, i64 56}
!23 = !{!"_ZTSN3qOS2sm5stateE", !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !24, i64 64, !24, i64 72, !6, i64 80}
!24 = !{!"long", !7, i64 0}
!25 = !{!13, !6, i64 64}
!26 = !{!27, !6, i64 232}
!27 = !{!"_ZTSN3qOS12stateMachineE", !13, i64 0, !6, i64 72, !6, i64 80, !6, i64 88, !6, i64 96, !6, i64 104, !6, i64 112, !23, i64 120, !10, i64 208, !6, i64 224, !6, i64 232}
!28 = !{!13, !6, i64 56}
!29 = !{!13, !6, i64 32}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable
define dso_local void @_ZN3qOS12stateMachine14prepareHandlerENS_2sm8signal_tEPNS1_5stateE(ptr nocapture noundef nonnull align 8 dereferenceable(240) %0, i32 %1, ptr %2, ptr noundef %3) local_unnamed_addr #0 align 2 {
  %5 = getelementptr inbounds i8, ptr %0, i64 44
  store i32 %1, ptr %5, align 4, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %0, i64 48
  store ptr %2, ptr %6, align 8, !tbaa !13
  %7 = getelementptr inbounds i8, ptr %0, i64 8
  %8 = getelementptr inbounds i8, ptr %0, i64 42
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %7, i8 0, i64 16, i1 false)
  store i16 -32766, ptr %8, align 2, !tbaa !14
  %9 = getelementptr inbounds i8, ptr %0, i64 40
  store i8 0, ptr %9, align 8, !tbaa !15
  %10 = getelementptr inbounds i8, ptr %3, i64 56
  %11 = load ptr, ptr %10, align 8, !tbaa !16
  %12 = getelementptr inbounds i8, ptr %0, i64 64
  store ptr %11, ptr %12, align 8, !tbaa !19
  %13 = getelementptr inbounds i8, ptr %0, i64 232
  %14 = load ptr, ptr %13, align 8, !tbaa !20
  %15 = getelementptr inbounds i8, ptr %0, i64 56
  store ptr %14, ptr %15, align 8, !tbaa !23
  %16 = getelementptr inbounds i8, ptr %0, i64 32
  store ptr %3, ptr %16, align 8, !tbaa !24
  ret void
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: write) }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !12, i64 44}
!6 = !{!"_ZTSN3qOS2sm12stateHandlerE", !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !10, i64 40, !11, i64 42, !12, i64 44, !7, i64 48, !7, i64 56, !7, i64 64}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTSN3qOS2sm11historyModeE", !8, i64 0}
!11 = !{!"_ZTSN3qOS2sm6statusE", !8, i64 0}
!12 = !{!"_ZTSN3qOS2sm8signalIDE", !8, i64 0}
!13 = !{!6, !7, i64 48}
!14 = !{!6, !11, i64 42}
!15 = !{!6, !10, i64 40}
!16 = !{!17, !7, i64 56}
!17 = !{!"_ZTSN3qOS2sm5stateE", !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !7, i64 48, !7, i64 56, !18, i64 64, !18, i64 72, !7, i64 80}
!18 = !{!"long", !8, i64 0}
!19 = !{!6, !7, i64 64}
!20 = !{!21, !7, i64 232}
!21 = !{!"_ZTSN3qOS12stateMachineE", !6, i64 0, !7, i64 72, !7, i64 80, !7, i64 88, !7, i64 96, !7, i64 104, !7, i64 112, !17, i64 120, !22, i64 208, !7, i64 224, !7, i64 232}
!22 = !{!"_ZTSN3qOS2sm8signal_tE", !12, i64 0, !7, i64 8}
!23 = !{!6, !7, i64 56}
!24 = !{!6, !7, i64 32}


; Effective O3 passes: GlobalOptPass,InstCombinePass,MemCpyOptPass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass