; LLVM IR from mkmarek/forex.analytics :: lib/ta-lib/src/ta_func (ta_ADOSC)

; 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: nounwind uwtable
define dso_local i32 @TA_ADOSC_Lookback(i32 noundef %0, i32 noundef %1) #0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  %8 = load i32, ptr %4, align 4, !tbaa !5
  %9 = icmp eq i32 %8, -2147483648
  br i1 %9, label %10, label %11

10:                                               ; preds = %2
  store i32 3, ptr %4, align 4, !tbaa !5
  br label %19

11:                                               ; preds = %2
  %12 = load i32, ptr %4, align 4, !tbaa !5
  %13 = icmp slt i32 %12, 2
  br i1 %13, label %17, label %14

14:                                               ; preds = %11
  %15 = load i32, ptr %4, align 4, !tbaa !5
  %16 = icmp sgt i32 %15, 100000
  br i1 %16, label %17, label %18

17:                                               ; preds = %14, %11
  store i32 -1, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %42

18:                                               ; preds = %14
  br label %19

19:                                               ; preds = %18, %10
  %20 = load i32, ptr %5, align 4, !tbaa !5
  %21 = icmp eq i32 %20, -2147483648
  br i1 %21, label %22, label %23

22:                                               ; preds = %19
  store i32 10, ptr %5, align 4, !tbaa !5
  br label %31

23:                                               ; preds = %19
  %24 = load i32, ptr %5, align 4, !tbaa !5
  %25 = icmp slt i32 %24, 2
  br i1 %25, label %29, label %26

26:                                               ; preds = %23
  %27 = load i32, ptr %5, align 4, !tbaa !5
  %28 = icmp sgt i32 %27, 100000
  br i1 %28, label %29, label %30

29:                                               ; preds = %26, %23
  store i32 -1, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %42

30:                                               ; preds = %26
  br label %31

31:                                               ; preds = %30, %22
  %32 = load i32, ptr %4, align 4, !tbaa !5
  %33 = load i32, ptr %5, align 4, !tbaa !5
  %34 = icmp slt i32 %32, %33
  br i1 %34, label %35, label %37

35:                                               ; preds = %31
  %36 = load i32, ptr %5, align 4, !tbaa !5
  store i32 %36, ptr %6, align 4, !tbaa !5
  br label %39

37:                                               ; preds = %31
  %38 = load i32, ptr %4, align 4, !tbaa !5
  store i32 %38, ptr %6, align 4, !tbaa !5
  br label %39

39:                                               ; preds = %37, %35
  %40 = load i32, ptr %6, align 4, !tbaa !5
  %41 = call i32 @TA_EMA_Lookback(i32 noundef %40)
  store i32 %41, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %42

42:                                               ; preds = %39, %29, %17
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  %43 = load i32, ptr %3, align 4
  ret i32 %43
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare i32 @TA_EMA_Lookback(i32 noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


; 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: nounwind uwtable
define dso_local i32 @TA_ADOSC_Lookback(i32 noundef %0, i32 noundef %1) local_unnamed_addr #0 {
  %3 = icmp eq i32 %0, -2147483648
  br i1 %3, label %6, label %4

4:                                                ; preds = %2
  %5 = add i32 %0, -100001
  %or.cond = icmp ult i32 %5, -99999
  br i1 %or.cond, label %12, label %6

6:                                                ; preds = %2, %4
  %.016 = phi i32 [ %0, %4 ], [ 3, %2 ]
  %7 = icmp eq i32 %1, -2147483648
  br i1 %7, label %10, label %8

8:                                                ; preds = %6
  %9 = add i32 %1, -100001
  %or.cond3 = icmp ult i32 %9, -99999
  br i1 %or.cond3, label %12, label %10

10:                                               ; preds = %6, %8
  %.015 = phi i32 [ %1, %8 ], [ 10, %6 ]
  %.015..016 = tail call i32 @llvm.umax.i32(i32 %.016, i32 %.015)
  %11 = tail call i32 @TA_EMA_Lookback(i32 noundef %.015..016) #3
  br label %12

12:                                               ; preds = %8, %4, %10
  %.017 = phi i32 [ %11, %10 ], [ -1, %4 ], [ -1, %8 ]
  ret i32 %.017
}

declare i32 @TA_EMA_Lookback(i32 noundef) local_unnamed_addr #1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.umax.i32(i32, i32) #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)"}


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