; LLVM IR from kostya/crystal-benchmarks-game :: nbody (nbody)

; 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"

%struct.planet = type { double, double, double, double, double, double, double }

@bodies = external dso_local global [5 x %struct.planet], align 16
@.str = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local void @advance(i32 noundef, ptr noundef, double noundef) #0

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

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

; Function Attrs: nounwind uwtable
declare dso_local double @energy(i32 noundef, ptr noundef) #0

; Function Attrs: nounwind uwtable
declare dso_local void @offset_momentum(i32 noundef, ptr noundef) #0

; Function Attrs: nounwind uwtable
define dso_local i32 @main(i32 noundef %0, ptr noundef %1) #0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store i32 0, ptr %3, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  %8 = load ptr, ptr %5, align 8, !tbaa !9
  %9 = getelementptr inbounds ptr, ptr %8, i64 1
  %10 = load ptr, ptr %9, align 8, !tbaa !9
  %11 = call i32 @atoi(ptr noundef %10) #5
  store i32 %11, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  call void @offset_momentum(i32 noundef 5, ptr noundef @bodies)
  %12 = call double @energy(i32 noundef 5, ptr noundef @bodies)
  %13 = call i32 (ptr, ...) @printf(ptr noundef @.str, double noundef %12)
  store i32 1, ptr %7, align 4, !tbaa !5
  br label %14

14:                                               ; preds = %19, %2
  %15 = load i32, ptr %7, align 4, !tbaa !5
  %16 = load i32, ptr %6, align 4, !tbaa !5
  %17 = icmp sle i32 %15, %16
  br i1 %17, label %18, label %22

18:                                               ; preds = %14
  call void @advance(i32 noundef 5, ptr noundef @bodies, double noundef 1.000000e-02)
  br label %19

19:                                               ; preds = %18
  %20 = load i32, ptr %7, align 4, !tbaa !5
  %21 = add nsw i32 %20, 1
  store i32 %21, ptr %7, align 4, !tbaa !5
  br label %14, !llvm.loop !11

22:                                               ; preds = %14
  %23 = call double @energy(i32 noundef 5, ptr noundef @bodies)
  %24 = call i32 (ptr, ...) @printf(ptr noundef @.str, double noundef %23)
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  ret i32 0
}

; Function Attrs: inlinehint nounwind willreturn memory(read) uwtable
declare i32 @atoi(ptr noundef nonnull) #2

declare i32 @printf(ptr noundef, ...) #3

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 = { inlinehint nounwind willreturn memory(read) 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 #3 = { "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 #4 = { nounwind }
attributes #5 = { nounwind willreturn memory(read) }

!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"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"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"

%struct.planet = type { double, double, double, double, double, double, double }

@bodies = external dso_local global [5 x %struct.planet], align 16
@.str = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local void @advance(i32 noundef, ptr noundef, double noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local double @energy(i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local void @offset_momentum(i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr nocapture noundef readonly %1) local_unnamed_addr #0 {
  %3 = getelementptr inbounds i8, ptr %1, i64 8
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %5 = tail call i32 @atoi(ptr nocapture noundef %4) #3
  tail call void @offset_momentum(i32 noundef 5, ptr noundef nonnull @bodies)
  %6 = tail call double @energy(i32 noundef 5, ptr noundef nonnull @bodies)
  %7 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, double noundef %6)
  %.not3 = icmp slt i32 %5, 1
  br i1 %.not3, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %2, %.lr.ph
  %.04 = phi i32 [ %8, %.lr.ph ], [ 1, %2 ]
  tail call void @advance(i32 noundef 5, ptr noundef nonnull @bodies, double noundef 1.000000e-02)
  %8 = add nuw i32 %.04, 1
  %exitcond.not = icmp eq i32 %.04, %5
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph, %2
  %9 = tail call double @energy(i32 noundef 5, ptr noundef nonnull @bodies)
  %10 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, double noundef %9)
  ret i32 0
}

; Function Attrs: inlinehint mustprogress nofree nounwind willreturn memory(read) uwtable
declare i32 @atoi(ptr nocapture noundef nonnull) local_unnamed_addr #1

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #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 = { inlinehint mustprogress nofree nounwind willreturn memory(read) 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 = { nofree nounwind "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 willreturn memory(read) }

!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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass