; LLVM IR from nubot-nudt/simatch :: src/robot_code/world_model/rtdb/rtdb_api.ll (Z11DB_init_alli)

; 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: mustprogress uwtable
declare dso_local noundef i32 @_Z17DB_initializationii(i32 noundef, i32 noundef) #1

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z11DB_init_alli(i32 noundef %0) #1 {
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  store i32 %0, ptr %3, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #2
  store i32 0, ptr %4, align 4, !tbaa !5
  br label %6

6:                                                ; preds = %16, %1
  %7 = load i32, ptr %4, align 4, !tbaa !5
  %8 = icmp slt i32 %7, 10
  br i1 %8, label %9, label %19

9:                                                ; preds = %6
  %10 = load i32, ptr %4, align 4, !tbaa !5
  %11 = load i32, ptr %3, align 4, !tbaa !5
  %12 = call noundef i32 @_Z17DB_initializationii(i32 noundef %10, i32 noundef %11)
  %13 = icmp eq i32 %12, -1
  br i1 %13, label %14, label %15

14:                                               ; preds = %9
  store i32 -1, ptr %2, align 4
  store i32 1, ptr %5, align 4
  br label %20

15:                                               ; preds = %9
  br label %16

16:                                               ; preds = %15
  %17 = load i32, ptr %4, align 4, !tbaa !5
  %18 = add nsw i32 %17, 1
  store i32 %18, ptr %4, align 4, !tbaa !5
  br label %6, !llvm.loop !9

19:                                               ; preds = %6
  store i32 0, ptr %2, align 4
  store i32 1, ptr %5, align 4
  br label %20

20:                                               ; preds = %19, %14
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #2
  %21 = load i32, ptr %2, align 4
  ret i32 %21
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress 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++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"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: mustprogress uwtable
declare dso_local noundef i32 @_Z17DB_initializationii(i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local noundef range(i32 -1, 1) i32 @_Z11DB_init_alli(i32 noundef %0) local_unnamed_addr #0 {
  %2 = tail call noundef i32 @_Z17DB_initializationii(i32 noundef 0, i32 noundef %0)
  %3 = icmp eq i32 %2, -1
  br i1 %3, label %31, label %4

4:                                                ; preds = %1
  %5 = tail call noundef i32 @_Z17DB_initializationii(i32 noundef 1, i32 noundef %0)
  %6 = icmp eq i32 %5, -1
  br i1 %6, label %31, label %7

7:                                                ; preds = %4
  %8 = tail call noundef i32 @_Z17DB_initializationii(i32 noundef 2, i32 noundef %0)
  %9 = icmp eq i32 %8, -1
  br i1 %9, label %31, label %10

10:                                               ; preds = %7
  %11 = tail call noundef i32 @_Z17DB_initializationii(i32 noundef 3, i32 noundef %0)
  %12 = icmp eq i32 %11, -1
  br i1 %12, label %31, label %13

13:                                               ; preds = %10
  %14 = tail call noundef i32 @_Z17DB_initializationii(i32 noundef 4, i32 noundef %0)
  %15 = icmp eq i32 %14, -1
  br i1 %15, label %31, label %16

16:                                               ; preds = %13
  %17 = tail call noundef i32 @_Z17DB_initializationii(i32 noundef 5, i32 noundef %0)
  %18 = icmp eq i32 %17, -1
  br i1 %18, label %31, label %19

19:                                               ; preds = %16
  %20 = tail call noundef i32 @_Z17DB_initializationii(i32 noundef 6, i32 noundef %0)
  %21 = icmp eq i32 %20, -1
  br i1 %21, label %31, label %22

22:                                               ; preds = %19
  %23 = tail call noundef i32 @_Z17DB_initializationii(i32 noundef 7, i32 noundef %0)
  %24 = icmp eq i32 %23, -1
  br i1 %24, label %31, label %25

25:                                               ; preds = %22
  %26 = tail call noundef i32 @_Z17DB_initializationii(i32 noundef 8, i32 noundef %0)
  %27 = icmp eq i32 %26, -1
  br i1 %27, label %31, label %28

28:                                               ; preds = %25
  %29 = tail call noundef i32 @_Z17DB_initializationii(i32 noundef 9, i32 noundef %0)
  %30 = icmp eq i32 %29, -1
  %spec.select = sext i1 %30 to i32
  br label %31

31:                                               ; preds = %28, %25, %22, %19, %16, %13, %10, %7, %4, %1
  %.05 = phi i32 [ -1, %1 ], [ -1, %4 ], [ -1, %7 ], [ -1, %10 ], [ -1, %13 ], [ -1, %16 ], [ -1, %19 ], [ -1, %22 ], [ -1, %25 ], [ %spec.select, %28 ]
  ret i32 %.05
}

attributes #0 = { mustprogress 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: GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,SROAPass,SimplifyCFGPass,TailCallElimPass