; LLVM IR from moarseniy/CudaFEMproject :: FEMproject/thirdparty/segyio2/src (segy)

; 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
declare dso_local i32 @segy_traces(ptr noundef, ptr noundef, i64 noundef, i32 noundef) #1

; Function Attrs: nounwind uwtable
define dso_local i32 @segy_count_lines(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef %3, ptr noundef %4, i64 noundef %5, i32 noundef %6) #1 {
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca ptr, align 8
  %13 = alloca ptr, align 8
  %14 = alloca i64, align 8
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  %19 = alloca i32, align 4
  %20 = alloca i32, align 4
  %21 = alloca i32, align 4
  store ptr %0, ptr %9, align 8, !tbaa !5
  store i32 %1, ptr %10, align 4, !tbaa !9
  store i32 %2, ptr %11, align 4, !tbaa !9
  store ptr %3, ptr %12, align 8, !tbaa !5
  store ptr %4, ptr %13, align 8, !tbaa !5
  store i64 %5, ptr %14, align 8, !tbaa !11
  store i32 %6, ptr %15, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #2
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #2
  %22 = load ptr, ptr %9, align 8, !tbaa !5
  %23 = load i64, ptr %14, align 8, !tbaa !11
  %24 = load i32, ptr %15, align 4, !tbaa !9
  %25 = call i32 @segy_traces(ptr noundef %22, ptr noundef %16, i64 noundef %23, i32 noundef %24)
  store i32 %25, ptr %17, align 4, !tbaa !9
  %26 = load i32, ptr %17, align 4, !tbaa !9
  %27 = icmp ne i32 %26, 0
  br i1 %27, label %28, label %30

28:                                               ; preds = %7
  %29 = load i32, ptr %17, align 4, !tbaa !9
  store i32 %29, ptr %8, align 4
  store i32 1, ptr %18, align 4
  br label %61

30:                                               ; preds = %7
  %31 = load i32, ptr %16, align 4, !tbaa !9
  %32 = load i32, ptr %11, align 4, !tbaa !9
  %33 = icmp eq i32 %31, %32
  br i1 %33, label %34, label %37

34:                                               ; preds = %30
  %35 = load ptr, ptr %13, align 8, !tbaa !5
  store i32 1, ptr %35, align 4, !tbaa !9
  %36 = load ptr, ptr %12, align 8, !tbaa !5
  store i32 1, ptr %36, align 4, !tbaa !9
  store i32 0, ptr %8, align 4
  store i32 1, ptr %18, align 4
  br label %61

37:                                               ; preds = %30
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #2
  %38 = load ptr, ptr %9, align 8, !tbaa !5
  %39 = load i32, ptr %10, align 4, !tbaa !9
  %40 = load i32, ptr %11, align 4, !tbaa !9
  %41 = load i32, ptr %16, align 4, !tbaa !9
  %42 = load i64, ptr %14, align 8, !tbaa !11
  %43 = load i32, ptr %15, align 4, !tbaa !9
  %44 = call i32 @count_lines(ptr noundef %38, i32 noundef %39, i32 noundef %40, i32 noundef %41, ptr noundef %19, i64 noundef %42, i32 noundef %43)
  store i32 %44, ptr %17, align 4, !tbaa !9
  %45 = load i32, ptr %17, align 4, !tbaa !9
  %46 = icmp ne i32 %45, 0
  br i1 %46, label %47, label %49

47:                                               ; preds = %37
  %48 = load i32, ptr %17, align 4, !tbaa !9
  store i32 %48, ptr %8, align 4
  store i32 1, ptr %18, align 4
  br label %60

49:                                               ; preds = %37
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #2
  %50 = load i32, ptr %19, align 4, !tbaa !9
  %51 = load i32, ptr %11, align 4, !tbaa !9
  %52 = mul nsw i32 %50, %51
  store i32 %52, ptr %20, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #2
  %53 = load i32, ptr %16, align 4, !tbaa !9
  %54 = load i32, ptr %20, align 4, !tbaa !9
  %55 = sdiv i32 %53, %54
  store i32 %55, ptr %21, align 4, !tbaa !9
  %56 = load i32, ptr %21, align 4, !tbaa !9
  %57 = load ptr, ptr %12, align 8, !tbaa !5
  store i32 %56, ptr %57, align 4, !tbaa !9
  %58 = load i32, ptr %19, align 4, !tbaa !9
  %59 = load ptr, ptr %13, align 8, !tbaa !5
  store i32 %58, ptr %59, align 4, !tbaa !9
  store i32 0, ptr %8, align 4
  store i32 1, ptr %18, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #2
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #2
  br label %60

60:                                               ; preds = %49, %47
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #2
  br label %61

61:                                               ; preds = %60, %34, %28
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #2
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #2
  %62 = load i32, ptr %8, align 4
  ret i32 %62
}

; Function Attrs: nounwind uwtable
declare hidden i32 @count_lines(ptr noundef, i32 noundef, i32 noundef, i32 noundef, ptr noundef, i64 noundef, i32 noundef) #1

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}


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

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

; Function Attrs: nounwind uwtable
declare dso_local i32 @segy_traces(ptr noundef, ptr noundef, i64 noundef, i32 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local i32 @segy_count_lines(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr nocapture noundef writeonly %3, ptr nocapture noundef writeonly %4, i64 noundef %5, i32 noundef %6) local_unnamed_addr #1 {
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #2
  %10 = call i32 @segy_traces(ptr noundef %0, ptr noundef nonnull %8, i64 noundef %5, i32 noundef %6)
  %.not = icmp eq i32 %10, 0
  br i1 %.not, label %11, label %23

11:                                               ; preds = %7
  %12 = load i32, ptr %8, align 4, !tbaa !5
  %13 = icmp eq i32 %12, %2
  br i1 %13, label %14, label %15

14:                                               ; preds = %11
  store i32 1, ptr %4, align 4, !tbaa !5
  store i32 1, ptr %3, align 4, !tbaa !5
  br label %23

15:                                               ; preds = %11
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #2
  %16 = call i32 @count_lines(ptr noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %12, ptr noundef nonnull %9, i64 noundef %5, i32 noundef %6)
  %.not23 = icmp eq i32 %16, 0
  br i1 %.not23, label %17, label %22

17:                                               ; preds = %15
  %18 = load i32, ptr %9, align 4, !tbaa !5
  %19 = mul nsw i32 %18, %2
  %20 = load i32, ptr %8, align 4, !tbaa !5
  %21 = sdiv i32 %20, %19
  store i32 %21, ptr %3, align 4, !tbaa !5
  store i32 %18, ptr %4, align 4, !tbaa !5
  br label %22

22:                                               ; preds = %15, %17
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #2
  br label %23

23:                                               ; preds = %7, %22, %14
  %.1 = phi i32 [ 0, %14 ], [ %16, %22 ], [ %10, %7 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #2
  ret i32 %.1
}

; Function Attrs: nounwind uwtable
declare hidden i32 @count_lines(ptr noundef, i32 noundef, i32 noundef, i32 noundef, ptr noundef, i64 noundef, i32 noundef) local_unnamed_addr #1

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 = { 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"}


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