; LLVM IR from libtcod/libtcod :: src/libtcod/zip.ll (ZN7TCODZip8getColorEv)

; 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"

%class.TCODColor = type { i8, i8, i8 }
%struct.TCOD_ColorRGB = type { i8, i8, i8 }
%class.TCODZip = type { ptr }

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

; 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) #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 uwtable
define dso_local i24 @_ZN7TCODZip8getColorEv(ptr noundef nonnull align 8 dereferenceable(8) %0) #2 align 2 {
  %2 = alloca %class.TCODColor, align 1
  %3 = alloca ptr, align 8
  %4 = alloca %struct.TCOD_ColorRGB, align 1
  %5 = alloca i24, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  %6 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 3, ptr %4) #5
  %7 = getelementptr inbounds %class.TCODZip, ptr %6, i32 0, i32 0
  %8 = load ptr, ptr %7, align 8, !tbaa !9
  %9 = call i24 @TCOD_zip_get_color(ptr noundef %8)
  store i24 %9, ptr %4, align 1
  call void @_ZN9TCODColorC2ERK13TCOD_ColorRGB(ptr noundef nonnull align 1 dereferenceable(3) %2, ptr noundef nonnull align 1 dereferenceable(3) %4) #5
  call void @llvm.lifetime.end.p0(i64 3, ptr %4) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %5, ptr align 1 %2, i64 3, i1 false)
  %10 = load i24, ptr %5, align 4
  ret i24 %10
}

declare i24 @TCOD_zip_get_color(ptr noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9TCODColorC2ERK13TCOD_ColorRGB(ptr noundef nonnull align 1 dereferenceable(3), ptr noundef nonnull align 1 dereferenceable(3)) unnamed_addr #4 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress 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 = { 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 #5 = { 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, !6, i64 0}
!10 = !{!"_ZTS7TCODZip", !6, 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"

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

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

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

; Function Attrs: mustprogress uwtable
define dso_local i24 @_ZN7TCODZip8getColorEv(ptr nocapture noundef nonnull readonly align 8 dereferenceable(8) %0) local_unnamed_addr #1 align 2 {
  %2 = alloca %class.TCODColor, align 4
  %3 = alloca %struct.TCOD_ColorRGB, align 4
  call void @llvm.lifetime.start.p0(i64 3, ptr nonnull %3) #4
  %4 = load ptr, ptr %0, align 8, !tbaa !5
  %5 = tail call i24 @TCOD_zip_get_color(ptr noundef %4)
  store i24 %5, ptr %3, align 4
  call void @_ZN9TCODColorC2ERK13TCOD_ColorRGB(ptr noundef nonnull align 1 dereferenceable(3) %2, ptr noundef nonnull align 1 dereferenceable(3) %3) #4
  call void @llvm.lifetime.end.p0(i64 3, ptr nonnull %3) #4
  %.0.copyload = load i24, ptr %2, align 4
  ret i24 %.0.copyload
}

declare i24 @TCOD_zip_get_color(ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9TCODColorC2ERK13TCOD_ColorRGB(ptr noundef nonnull align 1 dereferenceable(3), ptr noundef nonnull align 1 dereferenceable(3)) unnamed_addr #3 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress 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 = { 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 #4 = { 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 = !{!"_ZTS7TCODZip", !7, i64 0}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}


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