; LLVM IR from libtcod/libtcod :: src/libtcod/color_.ll (ZNK9TCODColor6getHSVEPfS0_S0_)

; 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.TCOD_ColorRGB = type { i8, i8, i8 }
%class.TCODColor = type { i8, i8, i8 }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZNK9TCODColor6getHSVEPfS0_S0_(ptr noundef nonnull align 1 dereferenceable(3) %0, ptr noundef %1, ptr noundef %2, ptr noundef %3) #2 align 2 personality ptr @__gxx_personality_v0 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca %struct.TCOD_ColorRGB, align 1
  %10 = alloca %struct.TCOD_ColorRGB, align 1
  %11 = alloca i24, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  store ptr %3, ptr %8, align 8, !tbaa !5
  %12 = load ptr, ptr %5, align 8
  call void @llvm.lifetime.start.p0(i64 3, ptr %9) #5
  %13 = getelementptr inbounds %struct.TCOD_ColorRGB, ptr %9, i32 0, i32 0
  %14 = getelementptr inbounds %class.TCODColor, ptr %12, i32 0, i32 0
  %15 = load i8, ptr %14, align 1, !tbaa !9
  store i8 %15, ptr %13, align 1, !tbaa !11
  %16 = getelementptr inbounds %struct.TCOD_ColorRGB, ptr %9, i32 0, i32 1
  %17 = getelementptr inbounds %class.TCODColor, ptr %12, i32 0, i32 1
  %18 = load i8, ptr %17, align 1, !tbaa !13
  store i8 %18, ptr %16, align 1, !tbaa !14
  %19 = getelementptr inbounds %struct.TCOD_ColorRGB, ptr %9, i32 0, i32 2
  %20 = getelementptr inbounds %class.TCODColor, ptr %12, i32 0, i32 2
  %21 = load i8, ptr %20, align 1, !tbaa !15
  store i8 %21, ptr %19, align 1, !tbaa !16
  call void @llvm.memcpy.p0.p0.i64(ptr align 1 %10, ptr align 1 %9, i64 3, i1 false), !tbaa.struct !17
  %22 = load ptr, ptr %6, align 8, !tbaa !5
  %23 = load ptr, ptr %7, align 8, !tbaa !5
  %24 = load ptr, ptr %8, align 8, !tbaa !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %11, ptr align 1 %10, i64 3, i1 false)
  %25 = load i24, ptr %11, align 4
  invoke void @TCOD_color_get_HSV(i24 %25, ptr noundef %22, ptr noundef %23, ptr noundef %24)
          to label %26 unwind label %27

26:                                               ; preds = %4
  call void @llvm.lifetime.end.p0(i64 3, ptr %9) #5
  ret void

27:                                               ; preds = %4
  %28 = landingpad { ptr, i32 }
          catch ptr null
  %29 = extractvalue { ptr, i32 } %28, 0
  call void @__clang_call_terminate(ptr %29) #6
  unreachable
}

declare void @TCOD_color_get_HSV(i24, ptr noundef, ptr noundef, ptr noundef) #3

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #4

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { noinline noreturn nounwind uwtable "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 #2 = { 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" }
attributes #3 = { "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 #4 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #5 = { nounwind }
attributes #6 = { noreturn nounwind }

!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, !7, i64 0}
!10 = !{!"_ZTS9TCODColor", !7, i64 0, !7, i64 1, !7, i64 2}
!11 = !{!12, !7, i64 0}
!12 = !{!"_ZTS13TCOD_ColorRGB", !7, i64 0, !7, i64 1, !7, i64 2}
!13 = !{!10, !7, i64 1}
!14 = !{!12, !7, i64 1}
!15 = !{!10, !7, i64 2}
!16 = !{!12, !7, i64 2}
!17 = !{i64 0, i64 1, !18, i64 1, i64 1, !18, i64 2, i64 1, !18}
!18 = !{!7, !7, i64 0}


; 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"

declare i32 @__gxx_personality_v0(...)

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZNK9TCODColor6getHSVEPfS0_S0_(ptr nocapture noundef nonnull readonly align 1 dereferenceable(3) %0, ptr noundef %1, ptr noundef %2, ptr noundef %3) local_unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  %5 = load i8, ptr %0, align 1, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %0, i64 1
  %7 = load i16, ptr %6, align 1
  %8 = zext i16 %7 to i24
  %9 = shl nuw i24 %8, 8
  %.sroa.01.0.insert.ext = zext i8 %5 to i24
  %.sroa.01.0.insert.insert = or disjoint i24 %9, %.sroa.01.0.insert.ext
  invoke void @TCOD_color_get_HSV(i24 %.sroa.01.0.insert.insert, ptr noundef %1, ptr noundef %2, ptr noundef %3)
          to label %10 unwind label %11

10:                                               ; preds = %4
  ret void

11:                                               ; preds = %4
  %12 = landingpad { ptr, i32 }
          catch ptr null
  %13 = extractvalue { ptr, i32 } %12, 0
  tail call void @__clang_call_terminate(ptr %13) #3
  unreachable
}

declare void @TCOD_color_get_HSV(i24, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

attributes #0 = { noinline noreturn nounwind uwtable "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 = { 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" }
attributes #2 = { "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 #3 = { noreturn nounwind }

!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, !7, i64 0}
!6 = !{!"_ZTS9TCODColor", !7, i64 0, !7, i64 1, !7, i64 2}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; Effective O3 passes: AggressiveInstCombinePass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass