; LLVM IR from buresjan/optim_lbm :: nomad/src/Eval/MeshBase.ll (ZN9NOMAD_4_38MeshBase9setDeltasERKNS_13ArrayOfDoubleES3_)

; 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.NOMAD_4_3::MeshBase" = type <{ ptr, i64, %"class.std::shared_ptr", %"class.NOMAD_4_3::ArrayOfDouble", %"class.NOMAD_4_3::ArrayOfDouble", %"class.NOMAD_4_3::ArrayOfDouble", %"class.NOMAD_4_3::ArrayOfDouble", %"class.NOMAD_4_3::ArrayOfDouble", %"class.NOMAD_4_3::ArrayOfDouble", %"class.NOMAD_4_3::ArrayOfDouble", %"class.NOMAD_4_3::ArrayOfDouble", %"class.NOMAD_4_3::ArrayOfDouble", i32, i32, i8, [7 x i8] }>
%"class.std::shared_ptr" = type { %"class.std::__shared_ptr" }
%"class.std::__shared_ptr" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }
%"class.NOMAD_4_3::ArrayOfDouble" = type { ptr, i64, ptr }

; 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

declare noundef nonnull align 8 dereferenceable(17) ptr @_ZNK9NOMAD_4_313ArrayOfDoubleixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN9NOMAD_4_38MeshBase9setDeltasERKNS_13ArrayOfDoubleES3_(ptr noundef nonnull align 8 dereferenceable(257) %0, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %2) unnamed_addr #2 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i64, align 8
  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 %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  store i64 0, ptr %7, align 8, !tbaa !9
  br label %9

9:                                                ; preds = %26, %3
  %10 = load i64, ptr %7, align 8, !tbaa !9
  %11 = getelementptr inbounds %"class.NOMAD_4_3::MeshBase", ptr %8, i32 0, i32 1
  %12 = load i64, ptr %11, align 8, !tbaa !11
  %13 = icmp ult i64 %10, %12
  br i1 %13, label %15, label %14

14:                                               ; preds = %9
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #3
  br label %29

15:                                               ; preds = %9
  %16 = load i64, ptr %7, align 8, !tbaa !9
  %17 = load ptr, ptr %5, align 8, !tbaa !5
  %18 = load i64, ptr %7, align 8, !tbaa !9
  %19 = call noundef nonnull align 8 dereferenceable(17) ptr @_ZNK9NOMAD_4_313ArrayOfDoubleixEm(ptr noundef nonnull align 8 dereferenceable(24) %17, i64 noundef %18)
  %20 = load ptr, ptr %6, align 8, !tbaa !5
  %21 = load i64, ptr %7, align 8, !tbaa !9
  %22 = call noundef nonnull align 8 dereferenceable(17) ptr @_ZNK9NOMAD_4_313ArrayOfDoubleixEm(ptr noundef nonnull align 8 dereferenceable(24) %20, i64 noundef %21)
  %23 = load ptr, ptr %8, align 8, !tbaa !19
  %24 = getelementptr inbounds ptr, ptr %23, i64 17
  %25 = load ptr, ptr %24, align 8
  call void %25(ptr noundef nonnull align 8 dereferenceable(257) %8, i64 noundef %16, ptr noundef nonnull align 8 dereferenceable(17) %19, ptr noundef nonnull align 8 dereferenceable(17) %22)
  br label %26

26:                                               ; preds = %15
  %27 = load i64, ptr %7, align 8, !tbaa !9
  %28 = add i64 %27, 1
  store i64 %28, ptr %7, align 8, !tbaa !9
  br label %9, !llvm.loop !21

29:                                               ; preds = %14
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "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 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 = { 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 = !{!"long", !7, i64 0}
!11 = !{!12, !10, i64 8}
!12 = !{!"_ZTSN9NOMAD_4_38MeshBaseE", !10, i64 8, !13, i64 16, !16, i64 32, !16, i64 56, !16, i64 80, !16, i64 104, !16, i64 128, !16, i64 152, !16, i64 176, !16, i64 200, !16, i64 224, !17, i64 248, !17, i64 252, !18, i64 256}
!13 = !{!"_ZTSSt10shared_ptrIN9NOMAD_4_312PbParametersEE", !14, i64 0}
!14 = !{!"_ZTSSt12__shared_ptrIN9NOMAD_4_312PbParametersELN9__gnu_cxx12_Lock_policyE2EE", !6, i64 0, !15, i64 8}
!15 = !{!"_ZTSSt14__shared_countILN9__gnu_cxx12_Lock_policyE2EE", !6, i64 0}
!16 = !{!"_ZTSN9NOMAD_4_313ArrayOfDoubleE", !10, i64 8, !6, i64 16}
!17 = !{!"int", !7, i64 0}
!18 = !{!"bool", !7, i64 0}
!19 = !{!20, !20, i64 0}
!20 = !{!"vtable pointer", !8, i64 0}
!21 = distinct !{!21, !22}
!22 = !{!"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"

declare noundef nonnull align 8 dereferenceable(17) ptr @_ZNK9NOMAD_4_313ArrayOfDoubleixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN9NOMAD_4_38MeshBase9setDeltasERKNS_13ArrayOfDoubleES3_(ptr noundef nonnull align 8 dereferenceable(257) %0, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %2) unnamed_addr #1 align 2 {
  %4 = getelementptr inbounds i8, ptr %0, i64 8
  %5 = load i64, ptr %4, align 8, !tbaa !5
  %.not = icmp eq i64 %5, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %3
  ret void

.lr.ph:                                           ; preds = %3, %.lr.ph
  %.07 = phi i64 [ %11, %.lr.ph ], [ 0, %3 ]
  %6 = tail call noundef nonnull align 8 dereferenceable(17) ptr @_ZNK9NOMAD_4_313ArrayOfDoubleixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %.07)
  %7 = tail call noundef nonnull align 8 dereferenceable(17) ptr @_ZNK9NOMAD_4_313ArrayOfDoubleixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %.07)
  %8 = load ptr, ptr %0, align 8, !tbaa !17
  %9 = getelementptr inbounds i8, ptr %8, i64 136
  %10 = load ptr, ptr %9, align 8
  tail call void %10(ptr noundef nonnull align 8 dereferenceable(257) %0, i64 noundef %.07, ptr noundef nonnull align 8 dereferenceable(17) %6, ptr noundef nonnull align 8 dereferenceable(17) %7)
  %11 = add nuw i64 %.07, 1
  %12 = load i64, ptr %4, align 8, !tbaa !5
  %13 = icmp ult i64 %11, %12
  br i1 %13, label %.lr.ph, label %._crit_edge, !llvm.loop !19
}

attributes #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 = { 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)"}
!5 = !{!6, !7, i64 8}
!6 = !{!"_ZTSN9NOMAD_4_38MeshBaseE", !7, i64 8, !10, i64 16, !14, i64 32, !14, i64 56, !14, i64 80, !14, i64 104, !14, i64 128, !14, i64 152, !14, i64 176, !14, i64 200, !14, i64 224, !15, i64 248, !15, i64 252, !16, i64 256}
!7 = !{!"long", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTSSt10shared_ptrIN9NOMAD_4_312PbParametersEE", !11, i64 0}
!11 = !{!"_ZTSSt12__shared_ptrIN9NOMAD_4_312PbParametersELN9__gnu_cxx12_Lock_policyE2EE", !12, i64 0, !13, i64 8}
!12 = !{!"any pointer", !8, i64 0}
!13 = !{!"_ZTSSt14__shared_countILN9__gnu_cxx12_Lock_policyE2EE", !12, i64 0}
!14 = !{!"_ZTSN9NOMAD_4_313ArrayOfDoubleE", !7, i64 8, !12, i64 16}
!15 = !{!"int", !8, i64 0}
!16 = !{!"bool", !8, i64 0}
!17 = !{!18, !18, i64 0}
!18 = !{!"vtable pointer", !9, i64 0}
!19 = distinct !{!19, !20}
!20 = !{!"llvm.loop.mustprogress"}


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