; LLVM IR from NCAR/FastEddy-model :: SRC/PARAMETERS (hashTable)

; 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: nounwind uwtable
define dso_local i32 @next_pr(i32 noundef %0) #1 {
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  store i32 %0, ptr %2, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #2
  %4 = load i32, ptr %2, align 4, !tbaa !5
  %5 = icmp slt i32 %4, 2
  br i1 %5, label %6, label %7

6:                                                ; preds = %1
  store i32 2, ptr %3, align 4, !tbaa !5
  br label %34

7:                                                ; preds = %1
  %8 = load i32, ptr %2, align 4, !tbaa !5
  %9 = icmp eq i32 %8, 2
  br i1 %9, label %10, label %11

10:                                               ; preds = %7
  store i32 3, ptr %3, align 4, !tbaa !5
  br label %33

11:                                               ; preds = %7
  %12 = load i32, ptr %2, align 4, !tbaa !5
  %13 = and i32 %12, 1
  %14 = icmp ne i32 %13, 0
  br i1 %14, label %15, label %28

15:                                               ; preds = %11
  %16 = load i32, ptr %2, align 4, !tbaa !5
  %17 = add nsw i32 %16, 2
  store i32 %17, ptr %2, align 4, !tbaa !5
  %18 = load i32, ptr %2, align 4, !tbaa !5
  %19 = call i32 @is_prime(i32 noundef %18)
  %20 = icmp ne i32 %19, 0
  br i1 %20, label %21, label %23

21:                                               ; preds = %15
  %22 = load i32, ptr %2, align 4, !tbaa !5
  br label %26

23:                                               ; preds = %15
  %24 = load i32, ptr %2, align 4, !tbaa !5
  %25 = call i32 @next_pr(i32 noundef %24)
  br label %26

26:                                               ; preds = %23, %21
  %27 = phi i32 [ %22, %21 ], [ %25, %23 ]
  store i32 %27, ptr %3, align 4, !tbaa !5
  br label %32

28:                                               ; preds = %11
  %29 = load i32, ptr %2, align 4, !tbaa !5
  %30 = sub nsw i32 %29, 1
  %31 = call i32 @next_pr(i32 noundef %30)
  store i32 %31, ptr %3, align 4, !tbaa !5
  br label %32

32:                                               ; preds = %28, %26
  br label %33

33:                                               ; preds = %32, %10
  br label %34

34:                                               ; preds = %33, %6
  %35 = load i32, ptr %3, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #2
  ret i32 %35
}

; 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 @is_prime(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 = !{!"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 range(i32 2, -2147483648) i32 @next_pr(i32 noundef %0) local_unnamed_addr #0 {
  %2 = icmp slt i32 %0, 2
  br i1 %2, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %1
  %3 = icmp eq i32 %0, 2
  br i1 %3, label %._crit_edge, label %.lr.ph16

.lr.ph16:                                         ; preds = %.lr.ph.preheader, %tailrecurse.backedge
  %.tr1115 = phi i32 [ %.tr.be, %tailrecurse.backedge ], [ %0, %.lr.ph.preheader ]
  %4 = and i32 %.tr1115, 1
  %.not = icmp eq i32 %4, 0
  br i1 %.not, label %8, label %5

5:                                                ; preds = %.lr.ph16
  %6 = add nuw nsw i32 %.tr1115, 2
  %7 = tail call i32 @is_prime(i32 noundef %6)
  %.not10 = icmp eq i32 %7, 0
  br i1 %.not10, label %tailrecurse.backedge, label %._crit_edge

8:                                                ; preds = %.lr.ph16
  %9 = add nsw i32 %.tr1115, -1
  br label %tailrecurse.backedge

tailrecurse.backedge:                             ; preds = %8, %5
  %.tr.be = phi i32 [ %9, %8 ], [ %6, %5 ]
  %10 = icmp eq i32 %.tr.be, 2
  br i1 %10, label %._crit_edge, label %.lr.ph16

._crit_edge:                                      ; preds = %5, %tailrecurse.backedge, %.lr.ph.preheader, %1
  %.0 = phi i32 [ 2, %1 ], [ 3, %.lr.ph.preheader ], [ 3, %tailrecurse.backedge ], [ %6, %5 ]
  ret i32 %.0
}

; Function Attrs: nounwind uwtable
declare dso_local i32 @is_prime(i32 noundef) local_unnamed_addr #0

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" }

!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: GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass