; LLVM IR from moarseniy/CudaFEMproject :: deprecated/Linal2/src/Linal2.ll (ZN7MyArray3addES_)

; 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"

%class.MyArray = type { i32, ptr }

@.str.4 = external hidden unnamed_addr constant [33 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [91 x i8], align 1
@__PRETTY_FUNCTION__._ZN7MyArray3addES_ = external hidden unnamed_addr constant [27 x i8], align 1

; 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
define dso_local void @_ZN7MyArray3addES_(ptr noundef nonnull align 8 dereferenceable(16) %0, ptr noundef %1) #1 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %6 = load ptr, ptr %3, align 8
  %7 = getelementptr inbounds %class.MyArray, ptr %6, i32 0, i32 0
  %8 = load i32, ptr %7, align 8, !tbaa !9
  %9 = call noundef i32 @_ZN7MyArray8get_sizeEv(ptr noundef nonnull align 8 dereferenceable(16) %1)
  %10 = icmp ne i32 %8, %9
  br i1 %10, label %11, label %12

11:                                               ; preds = %2
  br label %14

12:                                               ; preds = %2
  call void @__assert_fail(ptr noundef @.str.4, ptr noundef @.str.5, i32 noundef 86, ptr noundef @__PRETTY_FUNCTION__._ZN7MyArray3addES_) #4
  unreachable

13:                                               ; No predecessors!
  br label %14

14:                                               ; preds = %13, %11
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  store i32 0, ptr %5, align 4, !tbaa !12
  br label %15

15:                                               ; preds = %32, %14
  %16 = load i32, ptr %5, align 4, !tbaa !12
  %17 = getelementptr inbounds %class.MyArray, ptr %6, i32 0, i32 0
  %18 = load i32, ptr %17, align 8, !tbaa !9
  %19 = icmp slt i32 %16, %18
  br i1 %19, label %21, label %20

20:                                               ; preds = %15
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %35

21:                                               ; preds = %15
  %22 = load i32, ptr %5, align 4, !tbaa !12
  %23 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN7MyArrayixEi(ptr noundef nonnull align 8 dereferenceable(16) %1, i32 noundef %22)
  %24 = load float, ptr %23, align 4, !tbaa !13
  %25 = getelementptr inbounds %class.MyArray, ptr %6, i32 0, i32 1
  %26 = load ptr, ptr %25, align 8, !tbaa !15
  %27 = load i32, ptr %5, align 4, !tbaa !12
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds float, ptr %26, i64 %28
  %30 = load float, ptr %29, align 4, !tbaa !13
  %31 = fadd float %30, %24
  store float %31, ptr %29, align 4, !tbaa !13
  br label %32

32:                                               ; preds = %21
  %33 = load i32, ptr %5, align 4, !tbaa !12
  %34 = add nsw i32 %33, 1
  store i32 %34, ptr %5, align 4, !tbaa !12
  br label %15, !llvm.loop !16

35:                                               ; preds = %20
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN7MyArray8get_sizeEv(ptr noundef nonnull align 8 dereferenceable(16)) #2 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZN7MyArrayixEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) #2 align 2

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 = { 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 #3 = { 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 #4 = { noreturn nounwind }
attributes #5 = { 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, !11, i64 0}
!10 = !{!"_ZTS7MyArray", !11, i64 0, !6, i64 8}
!11 = !{!"int", !7, i64 0}
!12 = !{!11, !11, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"float", !7, i64 0}
!15 = !{!10, !6, i64 8}
!16 = distinct !{!16, !17}
!17 = !{!"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.4 = external hidden unnamed_addr constant [33 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [91 x i8], align 1
@__PRETTY_FUNCTION__._ZN7MyArray3addES_ = external hidden unnamed_addr constant [27 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN7MyArray3addES_(ptr nocapture noundef nonnull readonly align 8 dereferenceable(16) %0, ptr noundef nonnull %1) local_unnamed_addr #0 align 2 {
  %3 = load i32, ptr %0, align 8, !tbaa !5
  %4 = tail call noundef i32 @_ZN7MyArray8get_sizeEv(ptr noundef nonnull align 8 dereferenceable(16) %1)
  %.not = icmp eq i32 %3, %4
  br i1 %.not, label %8, label %.preheader

.preheader:                                       ; preds = %2
  %5 = load i32, ptr %0, align 8, !tbaa !5
  %6 = icmp sgt i32 %5, 0
  br i1 %6, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %.preheader
  %7 = getelementptr inbounds i8, ptr %0, i64 8
  br label %9

8:                                                ; preds = %2
  tail call void @__assert_fail(ptr noundef nonnull @.str.4, ptr noundef nonnull @.str.5, i32 noundef 86, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN7MyArray3addES_) #2
  unreachable

._crit_edge:                                      ; preds = %9, %.preheader
  ret void

9:                                                ; preds = %.lr.ph, %9
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %9 ]
  %10 = trunc nuw nsw i64 %indvars.iv to i32
  %11 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZN7MyArrayixEi(ptr noundef nonnull align 8 dereferenceable(16) %1, i32 noundef %10)
  %12 = load float, ptr %11, align 4, !tbaa !11
  %13 = load ptr, ptr %7, align 8, !tbaa !13
  %14 = getelementptr inbounds float, ptr %13, i64 %indvars.iv
  %15 = load float, ptr %14, align 4, !tbaa !11
  %16 = fadd float %12, %15
  store float %16, ptr %14, align 4, !tbaa !11
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %17 = load i32, ptr %0, align 8, !tbaa !5
  %18 = sext i32 %17 to i64
  %19 = icmp slt i64 %indvars.iv.next, %18
  br i1 %19, label %9, label %._crit_edge, !llvm.loop !14
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN7MyArray8get_sizeEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #0 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZN7MyArrayixEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) local_unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { 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 #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, !7, i64 0}
!6 = !{!"_ZTS7MyArray", !7, i64 0, !10, i64 8}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"float", !8, i64 0}
!13 = !{!6, !10, i64 8}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}


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