; LLVM IR from asllop/AppOS :: app (utils)

; 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"

; 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 @console_put_data(i32 noundef %0, i8 noundef signext %1, i32 noundef %2, i32 noundef %3) #1 {
  %5 = alloca i32, align 4
  %6 = alloca i8, align 1
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  store i32 %0, ptr %5, align 4, !tbaa !5
  store i8 %1, ptr %6, align 1, !tbaa !9
  store i32 %2, ptr %7, align 4, !tbaa !5
  store i32 %3, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #2
  %11 = load i32, ptr %8, align 4, !tbaa !5
  %12 = mul i32 %11, 2
  %13 = zext i32 %12 to i64
  %14 = getelementptr inbounds i8, ptr inttoptr (i64 753664 to ptr), i64 %13
  store ptr %14, ptr %9, align 8, !tbaa !10
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #2
  store i32 0, ptr %10, align 4, !tbaa !5
  br label %15

15:                                               ; preds = %28, %4
  %16 = load i32, ptr %10, align 4, !tbaa !5
  %17 = load i32, ptr %7, align 4, !tbaa !5
  %18 = icmp slt i32 %16, %17
  br i1 %18, label %20, label %19

19:                                               ; preds = %15
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #2
  br label %31

20:                                               ; preds = %15
  %21 = load i8, ptr %6, align 1, !tbaa !9
  %22 = load ptr, ptr %9, align 8, !tbaa !10
  %23 = getelementptr inbounds i8, ptr %22, i32 1
  store ptr %23, ptr %9, align 8, !tbaa !10
  store volatile i8 %21, ptr %22, align 1, !tbaa !9
  %24 = load i32, ptr %5, align 4, !tbaa !5
  %25 = trunc i32 %24 to i8
  %26 = load ptr, ptr %9, align 8, !tbaa !10
  %27 = getelementptr inbounds i8, ptr %26, i32 1
  store ptr %27, ptr %9, align 8, !tbaa !10
  store volatile i8 %25, ptr %26, align 1, !tbaa !9
  br label %28

28:                                               ; preds = %20
  %29 = load i32, ptr %10, align 4, !tbaa !5
  %30 = add nsw i32 %29, 1
  store i32 %30, ptr %10, align 4, !tbaa !5
  br label %15, !llvm.loop !12

31:                                               ; preds = %19
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #2
  ret void
}

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 = { 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 = !{!7, !7, i64 0}
!10 = !{!11, !11, i64 0}
!11 = !{!"any pointer", !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


; 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: nofree norecurse nounwind uwtable
define dso_local void @console_put_data(i32 noundef %0, i8 noundef signext %1, i32 noundef %2, i32 noundef %3) local_unnamed_addr #0 {
  %5 = icmp sgt i32 %2, 0
  br i1 %5, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %4
  %6 = shl i32 %3, 1
  %7 = zext i32 %6 to i64
  %8 = getelementptr inbounds i8, ptr inttoptr (i64 753664 to ptr), i64 %7
  %9 = trunc i32 %0 to i8
  %xtraiter = and i32 %2, 7
  %10 = icmp ult i32 %2, 8
  br i1 %10, label %._crit_edge.loopexit.unr-lcssa, label %.lr.ph.new

.lr.ph.new:                                       ; preds = %.lr.ph
  %unroll_iter = and i32 %2, 2147483640
  br label %13

._crit_edge.loopexit.unr-lcssa:                   ; preds = %13, %.lr.ph
  %.078.unr = phi ptr [ %8, %.lr.ph ], [ %29, %13 ]
  %lcmp.mod.not = icmp eq i32 %xtraiter, 0
  br i1 %lcmp.mod.not, label %._crit_edge, label %.epil.preheader

.epil.preheader:                                  ; preds = %._crit_edge.loopexit.unr-lcssa, %.epil.preheader
  %.078.epil = phi ptr [ %12, %.epil.preheader ], [ %.078.unr, %._crit_edge.loopexit.unr-lcssa ]
  %epil.iter = phi i32 [ %epil.iter.next, %.epil.preheader ], [ 0, %._crit_edge.loopexit.unr-lcssa ]
  %11 = getelementptr inbounds i8, ptr %.078.epil, i64 1
  store volatile i8 %1, ptr %.078.epil, align 1, !tbaa !5
  %12 = getelementptr inbounds i8, ptr %.078.epil, i64 2
  store volatile i8 %9, ptr %11, align 1, !tbaa !5
  %epil.iter.next = add i32 %epil.iter, 1
  %epil.iter.cmp.not = icmp eq i32 %epil.iter.next, %xtraiter
  br i1 %epil.iter.cmp.not, label %._crit_edge, label %.epil.preheader, !llvm.loop !8

._crit_edge:                                      ; preds = %._crit_edge.loopexit.unr-lcssa, %.epil.preheader, %4
  ret void

13:                                               ; preds = %13, %.lr.ph.new
  %.078 = phi ptr [ %8, %.lr.ph.new ], [ %29, %13 ]
  %niter = phi i32 [ 0, %.lr.ph.new ], [ %niter.next.7, %13 ]
  %14 = getelementptr inbounds i8, ptr %.078, i64 1
  store volatile i8 %1, ptr %.078, align 1, !tbaa !5
  %15 = getelementptr inbounds i8, ptr %.078, i64 2
  store volatile i8 %9, ptr %14, align 1, !tbaa !5
  %16 = getelementptr inbounds i8, ptr %.078, i64 3
  store volatile i8 %1, ptr %15, align 1, !tbaa !5
  %17 = getelementptr inbounds i8, ptr %.078, i64 4
  store volatile i8 %9, ptr %16, align 1, !tbaa !5
  %18 = getelementptr inbounds i8, ptr %.078, i64 5
  store volatile i8 %1, ptr %17, align 1, !tbaa !5
  %19 = getelementptr inbounds i8, ptr %.078, i64 6
  store volatile i8 %9, ptr %18, align 1, !tbaa !5
  %20 = getelementptr inbounds i8, ptr %.078, i64 7
  store volatile i8 %1, ptr %19, align 1, !tbaa !5
  %21 = getelementptr inbounds i8, ptr %.078, i64 8
  store volatile i8 %9, ptr %20, align 1, !tbaa !5
  %22 = getelementptr inbounds i8, ptr %.078, i64 9
  store volatile i8 %1, ptr %21, align 1, !tbaa !5
  %23 = getelementptr inbounds i8, ptr %.078, i64 10
  store volatile i8 %9, ptr %22, align 1, !tbaa !5
  %24 = getelementptr inbounds i8, ptr %.078, i64 11
  store volatile i8 %1, ptr %23, align 1, !tbaa !5
  %25 = getelementptr inbounds i8, ptr %.078, i64 12
  store volatile i8 %9, ptr %24, align 1, !tbaa !5
  %26 = getelementptr inbounds i8, ptr %.078, i64 13
  store volatile i8 %1, ptr %25, align 1, !tbaa !5
  %27 = getelementptr inbounds i8, ptr %.078, i64 14
  store volatile i8 %9, ptr %26, align 1, !tbaa !5
  %28 = getelementptr inbounds i8, ptr %.078, i64 15
  store volatile i8 %1, ptr %27, align 1, !tbaa !5
  %29 = getelementptr inbounds i8, ptr %.078, i64 16
  store volatile i8 %9, ptr %28, align 1, !tbaa !5
  %niter.next.7 = add i32 %niter, 8
  %niter.ncmp.7 = icmp eq i32 %niter.next.7, %unroll_iter
  br i1 %niter.ncmp.7, label %._crit_edge.loopexit.unr-lcssa, label %13, !llvm.loop !10
}

attributes #0 = { nofree norecurse 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.unroll.disable"}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass