; LLVM IR from SciCompMod/GMGPolar :: src/PolarGrid/point.ll (Z8subtractR5PointRKS_S2_)

; 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"

@.str.1 = external hidden unnamed_addr constant [77 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [25 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [28 x i8], align 1
@__PRETTY_FUNCTION__._Z8subtractR5PointRKS_S2_ = external hidden unnamed_addr constant [53 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK5Point4sizeEv(ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNK5PointixEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN5PointixEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_Z8subtractR5PointRKS_S2_(ptr noundef nonnull align 8 dereferenceable(16) %0, ptr noundef nonnull align 8 dereferenceable(16) %1, ptr noundef nonnull align 8 dereferenceable(16) %2) #1 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  %8 = load ptr, ptr %5, align 8, !tbaa !5
  %9 = call noundef i32 @_ZNK5Point4sizeEv(ptr noundef nonnull align 8 dereferenceable(16) %8)
  %10 = load ptr, ptr %6, align 8, !tbaa !5
  %11 = call noundef i32 @_ZNK5Point4sizeEv(ptr noundef nonnull align 8 dereferenceable(16) %10)
  %12 = icmp eq i32 %9, %11
  br i1 %12, label %13, label %14

13:                                               ; preds = %3
  br label %16

14:                                               ; preds = %3
  call void @__assert_fail(ptr noundef @.str.4, ptr noundef @.str.1, i32 noundef 72, ptr noundef @__PRETTY_FUNCTION__._Z8subtractR5PointRKS_S2_) #3
  unreachable

15:                                               ; No predecessors!
  br label %16

16:                                               ; preds = %15, %13
  %17 = load ptr, ptr %4, align 8, !tbaa !5
  %18 = call noundef i32 @_ZNK5Point4sizeEv(ptr noundef nonnull align 8 dereferenceable(16) %17)
  %19 = load ptr, ptr %5, align 8, !tbaa !5
  %20 = call noundef i32 @_ZNK5Point4sizeEv(ptr noundef nonnull align 8 dereferenceable(16) %19)
  %21 = icmp eq i32 %18, %20
  br i1 %21, label %22, label %23

22:                                               ; preds = %16
  br label %25

23:                                               ; preds = %16
  call void @__assert_fail(ptr noundef @.str.5, ptr noundef @.str.1, i32 noundef 73, ptr noundef @__PRETTY_FUNCTION__._Z8subtractR5PointRKS_S2_) #3
  unreachable

24:                                               ; No predecessors!
  br label %25

25:                                               ; preds = %24, %22
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 0, ptr %7, align 4, !tbaa !9
  br label %26

26:                                               ; preds = %43, %25
  %27 = load i32, ptr %7, align 4, !tbaa !9
  %28 = icmp slt i32 %27, 2
  br i1 %28, label %30, label %29

29:                                               ; preds = %26
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  br label %46

30:                                               ; preds = %26
  %31 = load ptr, ptr %5, align 8, !tbaa !5
  %32 = load i32, ptr %7, align 4, !tbaa !9
  %33 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK5PointixEi(ptr noundef nonnull align 8 dereferenceable(16) %31, i32 noundef %32)
  %34 = load double, ptr %33, align 8, !tbaa !11
  %35 = load ptr, ptr %6, align 8, !tbaa !5
  %36 = load i32, ptr %7, align 4, !tbaa !9
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK5PointixEi(ptr noundef nonnull align 8 dereferenceable(16) %35, i32 noundef %36)
  %38 = load double, ptr %37, align 8, !tbaa !11
  %39 = fsub double %34, %38
  %40 = load ptr, ptr %4, align 8, !tbaa !5
  %41 = load i32, ptr %7, align 4, !tbaa !9
  %42 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN5PointixEi(ptr noundef nonnull align 8 dereferenceable(16) %40, i32 noundef %41)
  store double %39, ptr %42, align 8, !tbaa !11
  br label %43

43:                                               ; preds = %30
  %44 = load i32, ptr %7, align 4, !tbaa !9
  %45 = add nsw i32 %44, 1
  store i32 %45, ptr %7, align 4, !tbaa !9
  br label %26, !llvm.loop !13

46:                                               ; preds = %29
  ret void
}

attributes #0 = { noreturn 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 #1 = { mustprogress 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { noreturn nounwind }
attributes #4 = { 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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"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"

@.str.1 = external hidden unnamed_addr constant [77 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [25 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [28 x i8], align 1
@__PRETTY_FUNCTION__._Z8subtractR5PointRKS_S2_ = external hidden unnamed_addr constant [53 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK5Point4sizeEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNK5PointixEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN5PointixEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_Z8subtractR5PointRKS_S2_(ptr noundef nonnull align 8 dereferenceable(16) %0, ptr noundef nonnull align 8 dereferenceable(16) %1, ptr noundef nonnull align 8 dereferenceable(16) %2) local_unnamed_addr #1 {
  %4 = tail call noundef i32 @_ZNK5Point4sizeEv(ptr noundef nonnull align 8 dereferenceable(16) %1)
  %5 = tail call noundef i32 @_ZNK5Point4sizeEv(ptr noundef nonnull align 8 dereferenceable(16) %2)
  %6 = icmp eq i32 %4, %5
  br i1 %6, label %8, label %7

7:                                                ; preds = %3
  tail call void @__assert_fail(ptr noundef nonnull @.str.4, ptr noundef nonnull @.str.1, i32 noundef 72, ptr noundef nonnull @__PRETTY_FUNCTION__._Z8subtractR5PointRKS_S2_) #2
  unreachable

8:                                                ; preds = %3
  %9 = tail call noundef i32 @_ZNK5Point4sizeEv(ptr noundef nonnull align 8 dereferenceable(16) %0)
  %10 = tail call noundef i32 @_ZNK5Point4sizeEv(ptr noundef nonnull align 8 dereferenceable(16) %1)
  %11 = icmp eq i32 %9, %10
  br i1 %11, label %.preheader.preheader, label %24

.preheader.preheader:                             ; preds = %8
  %12 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK5PointixEi(ptr noundef nonnull align 8 dereferenceable(16) %1, i32 noundef 0)
  %13 = load double, ptr %12, align 8, !tbaa !5
  %14 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK5PointixEi(ptr noundef nonnull align 8 dereferenceable(16) %2, i32 noundef 0)
  %15 = load double, ptr %14, align 8, !tbaa !5
  %16 = fsub double %13, %15
  %17 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZN5PointixEi(ptr noundef nonnull align 8 dereferenceable(16) %0, i32 noundef 0)
  store double %16, ptr %17, align 8, !tbaa !5
  %18 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK5PointixEi(ptr noundef nonnull align 8 dereferenceable(16) %1, i32 noundef 1)
  %19 = load double, ptr %18, align 8, !tbaa !5
  %20 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK5PointixEi(ptr noundef nonnull align 8 dereferenceable(16) %2, i32 noundef 1)
  %21 = load double, ptr %20, align 8, !tbaa !5
  %22 = fsub double %19, %21
  %23 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZN5PointixEi(ptr noundef nonnull align 8 dereferenceable(16) %0, i32 noundef 1)
  store double %22, ptr %23, align 8, !tbaa !5
  ret void

24:                                               ; preds = %8
  tail call void @__assert_fail(ptr noundef nonnull @.str.5, ptr noundef nonnull @.str.1, i32 noundef 73, ptr noundef nonnull @__PRETTY_FUNCTION__._Z8subtractR5PointRKS_S2_) #2
  unreachable
}

attributes #0 = { noreturn 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 #1 = { mustprogress 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 = { noreturn 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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; Effective O3 passes: GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,LoopSimplifyPass,SROAPass,SimplifyCFGPass,TailCallElimPass