; LLVM IR from libtcod/libtcod :: src/libtcod (tileset_bdf)

; 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.BDFLoader = type { ptr, ptr, ptr, i32, ptr, %struct.BBox }
%struct.BBox = type { i32, i32, i32, i32 }

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

; Function Attrs: nounwind uwtable
define dso_local ptr @TCOD_load_bdf_memory(i32 noundef %0, ptr noundef %1) #1 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca %struct.BDFLoader, align 8
  store i32 %0, ptr %3, align 4, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 56, ptr %5) #4
  %6 = getelementptr inbounds %struct.BDFLoader, ptr %5, i32 0, i32 0
  %7 = load ptr, ptr %4, align 8, !tbaa !9
  store ptr %7, ptr %6, align 8, !tbaa !11
  %8 = getelementptr inbounds %struct.BDFLoader, ptr %5, i32 0, i32 1
  %9 = load ptr, ptr %4, align 8, !tbaa !9
  %10 = load i32, ptr %3, align 4, !tbaa !5
  %11 = sext i32 %10 to i64
  %12 = getelementptr inbounds i8, ptr %9, i64 %11
  store ptr %12, ptr %8, align 8, !tbaa !14
  %13 = getelementptr inbounds %struct.BDFLoader, ptr %5, i32 0, i32 2
  %14 = load ptr, ptr %4, align 8, !tbaa !9
  store ptr %14, ptr %13, align 8, !tbaa !15
  %15 = getelementptr inbounds %struct.BDFLoader, ptr %5, i32 0, i32 3
  store i32 0, ptr %15, align 8, !tbaa !16
  %16 = getelementptr inbounds %struct.BDFLoader, ptr %5, i32 0, i32 4
  store ptr null, ptr %16, align 8, !tbaa !17
  %17 = getelementptr inbounds %struct.BDFLoader, ptr %5, i32 0, i32 5
  call void @llvm.memset.p0.i64(ptr align 8 %17, i8 0, i64 16, i1 false)
  %18 = call i32 @parse_bdf(ptr noundef %5)
  %19 = icmp slt i32 %18, 0
  br i1 %19, label %20, label %24

20:                                               ; preds = %2
  %21 = getelementptr inbounds %struct.BDFLoader, ptr %5, i32 0, i32 4
  %22 = load ptr, ptr %21, align 8, !tbaa !17
  call void @TCOD_tileset_delete(ptr noundef %22)
  %23 = getelementptr inbounds %struct.BDFLoader, ptr %5, i32 0, i32 4
  store ptr null, ptr %23, align 8, !tbaa !17
  br label %24

24:                                               ; preds = %20, %2
  %25 = getelementptr inbounds %struct.BDFLoader, ptr %5, i32 0, i32 4
  %26 = load ptr, ptr %25, align 8, !tbaa !17
  call void @llvm.lifetime.end.p0(i64 56, ptr %5) #4
  ret ptr %26
}

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

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

; Function Attrs: nounwind uwtable
declare hidden i32 @parse_bdf(ptr noundef) #1

declare void @TCOD_tileset_delete(ptr noundef) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
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 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"BDFLoader", !10, i64 0, !10, i64 8, !10, i64 16, !6, i64 24, !10, i64 32, !13, i64 40}
!13 = !{!"BBox", !6, i64 0, !6, i64 4, !6, i64 8, !6, i64 12}
!14 = !{!12, !10, i64 8}
!15 = !{!12, !10, i64 16}
!16 = !{!12, !6, i64 24}
!17 = !{!12, !10, 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"

%struct.BDFLoader = type { ptr, ptr, ptr, i32, ptr, %struct.BBox }
%struct.BBox = type { i32, i32, i32, i32 }

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

; Function Attrs: nounwind uwtable
define dso_local ptr @TCOD_load_bdf_memory(i32 noundef %0, ptr noundef %1) local_unnamed_addr #1 {
  %3 = alloca %struct.BDFLoader, align 8
  call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3) #4
  store ptr %1, ptr %3, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %3, i64 8
  %5 = sext i32 %0 to i64
  %6 = getelementptr inbounds i8, ptr %1, i64 %5
  store ptr %6, ptr %4, align 8, !tbaa !12
  %7 = getelementptr inbounds i8, ptr %3, i64 16
  store ptr %1, ptr %7, align 8, !tbaa !13
  %8 = getelementptr inbounds i8, ptr %3, i64 24
  store i32 0, ptr %8, align 8, !tbaa !14
  %9 = getelementptr inbounds i8, ptr %3, i64 32
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %9, i8 0, i64 24, i1 false)
  %10 = call i32 @parse_bdf(ptr noundef nonnull %3)
  %11 = icmp slt i32 %10, 0
  %.pre = load ptr, ptr %9, align 8, !tbaa !15
  br i1 %11, label %12, label %13

12:                                               ; preds = %2
  call void @TCOD_tileset_delete(ptr noundef %.pre) #4
  br label %13

13:                                               ; preds = %12, %2
  %14 = phi ptr [ null, %12 ], [ %.pre, %2 ]
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %3) #4
  ret ptr %14
}

; 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 nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

; Function Attrs: nounwind uwtable
declare hidden i32 @parse_bdf(ptr noundef) local_unnamed_addr #1

declare void @TCOD_tileset_delete(ptr noundef) local_unnamed_addr #3

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
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 = { 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 = !{!"BDFLoader", !7, i64 0, !7, i64 8, !7, i64 16, !10, i64 24, !7, i64 32, !11, i64 40}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"BBox", !10, i64 0, !10, i64 4, !10, i64 8, !10, i64 12}
!12 = !{!6, !7, i64 8}
!13 = !{!6, !7, i64 16}
!14 = !{!6, !10, i64 24}
!15 = !{!6, !7, i64 32}


; Effective O3 passes: DSEPass,EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,MemCpyOptPass,SROAPass