; LLVM IR from h-ssiqueira/Sort_Algorithms :: src/esotericFunMiscellaneous (cocktailBogoSort)

; 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 zeroext i1 @isMaxSorted(ptr noundef %0, i32 noundef %1, i32 noundef %2) #1 {
  %4 = alloca i1, align 1
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !9
  store i32 %2, ptr %7, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #2
  %10 = load ptr, ptr %5, align 8, !tbaa !5
  %11 = load i32, ptr %7, align 4, !tbaa !9
  %12 = sext i32 %11 to i64
  %13 = getelementptr inbounds i64, ptr %10, i64 %12
  %14 = getelementptr inbounds i64, ptr %13, i64 -1
  store ptr %14, ptr %8, align 8, !tbaa !5
  br label %15

15:                                               ; preds = %32, %3
  %16 = load ptr, ptr %8, align 8, !tbaa !5
  %17 = load ptr, ptr %5, align 8, !tbaa !5
  %18 = load i32, ptr %6, align 4, !tbaa !9
  %19 = sext i32 %18 to i64
  %20 = getelementptr inbounds i64, ptr %17, i64 %19
  %21 = icmp uge ptr %16, %20
  br i1 %21, label %23, label %22

22:                                               ; preds = %15
  store i32 2, ptr %9, align 4
  br label %35

23:                                               ; preds = %15
  %24 = load ptr, ptr %8, align 8, !tbaa !5
  %25 = getelementptr inbounds i64, ptr %24, i64 1
  %26 = load i64, ptr %25, align 8, !tbaa !11
  %27 = load ptr, ptr %8, align 8, !tbaa !5
  %28 = load i64, ptr %27, align 8, !tbaa !11
  %29 = icmp slt i64 %26, %28
  br i1 %29, label %30, label %31

30:                                               ; preds = %23
  store i1 false, ptr %4, align 1
  store i32 1, ptr %9, align 4
  br label %35

31:                                               ; preds = %23
  br label %32

32:                                               ; preds = %31
  %33 = load ptr, ptr %8, align 8, !tbaa !5
  %34 = getelementptr inbounds i64, ptr %33, i32 -1
  store ptr %34, ptr %8, align 8, !tbaa !5
  br label %15, !llvm.loop !13

35:                                               ; preds = %30, %22
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #2
  %36 = load i32, ptr %9, align 4
  switch i32 %36, label %40 [
    i32 2, label %37
    i32 1, label %38
  ]

37:                                               ; preds = %35
  store i1 true, ptr %4, align 1
  br label %38

38:                                               ; preds = %37, %35
  %39 = load i1, ptr %4, align 1
  ret i1 %39

40:                                               ; preds = %35
  unreachable
}

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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"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 nosync nounwind memory(read, inaccessiblemem: none) uwtable
define dso_local noundef zeroext i1 @isMaxSorted(ptr noundef readonly %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #0 {
  %4 = sext i32 %2 to i64
  %5 = getelementptr inbounds i64, ptr %0, i64 %4
  %6 = sext i32 %1 to i64
  %7 = getelementptr inbounds i64, ptr %0, i64 %6
  br label %8

8:                                                ; preds = %9, %3
  %.pn = phi ptr [ %5, %3 ], [ %.09, %9 ]
  %.09 = getelementptr inbounds i8, ptr %.pn, i64 -8
  %.not = icmp ult ptr %.09, %7
  br i1 %.not, label %13, label %9

9:                                                ; preds = %8
  %10 = load i64, ptr %.pn, align 8, !tbaa !5
  %11 = load i64, ptr %.09, align 8, !tbaa !5
  %12 = icmp slt i64 %10, %11
  br i1 %12, label %13, label %8, !llvm.loop !9

13:                                               ; preds = %9, %8
  ret i1 %.not
}

attributes #0 = { nofree norecurse nosync nounwind memory(read, inaccessiblemem: none) 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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,LCSSAPass,LICMPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass