; LLVM IR from thalium/icebox :: third_party/virtualbox/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Universal (PxeBcDisplayBootItem)

; 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"

@.str.13 = external hidden unnamed_addr constant [5 x i8], align 1

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

; Function Attrs: nounwind uwtable
define dso_local void @PxeBcDisplayBootItem(ptr noundef %0, i8 noundef zeroext %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca i8, align 1
  %5 = alloca i8, align 1
  store ptr %0, ptr %3, align 8, !tbaa !5
  store i8 %1, ptr %4, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #3
  %6 = load i8, ptr %4, align 1, !tbaa !9
  %7 = zext i8 %6 to i32
  %8 = icmp slt i32 70, %7
  br i1 %8, label %9, label %10

9:                                                ; preds = %2
  br label %13

10:                                               ; preds = %2
  %11 = load i8, ptr %4, align 1, !tbaa !9
  %12 = zext i8 %11 to i32
  br label %13

13:                                               ; preds = %10, %9
  %14 = phi i32 [ 70, %9 ], [ %12, %10 ]
  %15 = trunc i32 %14 to i8
  store i8 %15, ptr %4, align 1, !tbaa !9
  %16 = load ptr, ptr %3, align 8, !tbaa !5
  %17 = load i8, ptr %4, align 1, !tbaa !9
  %18 = zext i8 %17 to i64
  %19 = getelementptr inbounds i8, ptr %16, i64 %18
  %20 = load i8, ptr %19, align 1, !tbaa !9
  store i8 %20, ptr %5, align 1, !tbaa !9
  %21 = load ptr, ptr %3, align 8, !tbaa !5
  %22 = load i8, ptr %4, align 1, !tbaa !9
  %23 = zext i8 %22 to i64
  %24 = getelementptr inbounds i8, ptr %21, i64 %23
  store i8 0, ptr %24, align 1, !tbaa !9
  %25 = load ptr, ptr %3, align 8, !tbaa !5
  %26 = call i64 (ptr, ...) @AsciiPrint(ptr noundef @.str.13, ptr noundef %25)
  %27 = load i8, ptr %5, align 1, !tbaa !9
  %28 = load ptr, ptr %3, align 8, !tbaa !5
  %29 = load i8, ptr %4, align 1, !tbaa !9
  %30 = zext i8 %29 to i64
  %31 = getelementptr inbounds i8, ptr %28, i64 %30
  store i8 %27, ptr %31, align 1, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #3
  ret void
}

declare i64 @AsciiPrint(ptr noundef, ...) #2

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 = { "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 = { 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/C++ TBAA"}
!9 = !{!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"

@.str.13 = external hidden unnamed_addr constant [5 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local void @PxeBcDisplayBootItem(ptr noundef %0, i8 noundef zeroext %1) local_unnamed_addr #0 {
  %3 = tail call i8 @llvm.umin.i8(i8 %1, i8 70)
  %4 = zext nneg i8 %3 to i64
  %5 = getelementptr inbounds i8, ptr %0, i64 %4
  %6 = load i8, ptr %5, align 1, !tbaa !5
  store i8 0, ptr %5, align 1, !tbaa !5
  %7 = tail call i64 (ptr, ...) @AsciiPrint(ptr noundef nonnull @.str.13, ptr noundef %0) #3
  store i8 %6, ptr %5, align 1, !tbaa !5
  ret void
}

declare i64 @AsciiPrint(ptr noundef, ...) local_unnamed_addr #1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i8 @llvm.umin.i8(i8, i8) #2

attributes #0 = { 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 #1 = { "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 nosync nounwind speculatable willreturn memory(none) }
attributes #3 = { 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}


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