; LLVM IR from buresjan/optim_lbm :: nomad/src/Algos/CoordinateSearch (CSMesh)

; 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::Double" = type <{ ptr, double, i8, [7 x i8] }>

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind
declare void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17)) unnamed_addr #1

declare void @_ZN9NOMAD_4_36DoubleC1ERKd(ptr noundef nonnull align 8 dereferenceable(17), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK9NOMAD_4_36CSMesh16getdeltaMeshSizeERKNS_6DoubleES3_(ptr dead_on_unwind noalias writable sret(%"class.NOMAD_4_3::Double") align 8 %0, ptr noundef nonnull align 8 dereferenceable(336) %1, ptr noundef nonnull align 8 dereferenceable(17) %2, ptr noundef nonnull align 8 dereferenceable(17) %3) #3 align 2 personality ptr @__gxx_personality_v0 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i1, align 1
  %10 = alloca %"class.NOMAD_4_3::Double", align 8
  %11 = alloca double, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i32, align 4
  store ptr %0, ptr %5, align 8
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  store ptr %3, ptr %8, align 8, !tbaa !5
  %14 = load ptr, ptr %6, align 8
  store i1 false, ptr %9, align 1
  %15 = load ptr, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 24, ptr %10) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  store double 5.000000e-01, ptr %11, align 8, !tbaa !9
  call void @_ZN9NOMAD_4_36DoubleC1ERKd(ptr noundef nonnull align 8 dereferenceable(17) %10, ptr noundef nonnull align 8 dereferenceable(8) %11)
  invoke void @_ZN9NOMAD_4_3mlERKNS_6DoubleES2_(ptr dead_on_unwind writable sret(%"class.NOMAD_4_3::Double") align 8 %0, ptr noundef nonnull align 8 dereferenceable(17) %15, ptr noundef nonnull align 8 dereferenceable(17) %10)
          to label %16 unwind label %18

16:                                               ; preds = %4
  call void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17) %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #5
  store i1 true, ptr %9, align 1
  %17 = load i1, ptr %9, align 1
  br i1 %17, label %23, label %22

18:                                               ; preds = %4
  %19 = landingpad { ptr, i32 }
          cleanup
  %20 = extractvalue { ptr, i32 } %19, 0
  store ptr %20, ptr %12, align 8
  %21 = extractvalue { ptr, i32 } %19, 1
  store i32 %21, ptr %13, align 4
  call void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17) %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #5
  br label %24

22:                                               ; preds = %16
  call void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17) %0) #5
  br label %23

23:                                               ; preds = %22, %16
  ret void

24:                                               ; preds = %18
  %25 = load ptr, ptr %12, align 8
  %26 = load i32, ptr %13, align 4
  %27 = insertvalue { ptr, i32 } poison, ptr %25, 0
  %28 = insertvalue { ptr, i32 } %27, i32 %26, 1
  resume { ptr, i32 } %28
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN9NOMAD_4_3mlERKNS_6DoubleES2_(ptr dead_on_unwind noalias writable sret(%"class.NOMAD_4_3::Double") align 8, ptr noundef nonnull align 8 dereferenceable(17), ptr noundef nonnull align 8 dereferenceable(17)) #4

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { "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 = { 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 #4 = { inlinehint 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 #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, !10, i64 0}
!10 = !{!"double", !7, i64 0}


; 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"

%"class.NOMAD_4_3::Double" = type <{ ptr, double, i8, [7 x i8] }>

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind
declare void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17)) unnamed_addr #1

declare void @_ZN9NOMAD_4_36DoubleC1ERKd(ptr noundef nonnull align 8 dereferenceable(17), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK9NOMAD_4_36CSMesh16getdeltaMeshSizeERKNS_6DoubleES3_(ptr dead_on_unwind noalias writable sret(%"class.NOMAD_4_3::Double") align 8 %0, ptr nocapture noundef nonnull readnone align 8 dereferenceable(336) %1, ptr noundef nonnull align 8 dereferenceable(17) %2, ptr nocapture noundef nonnull readnone align 8 dereferenceable(17) %3) local_unnamed_addr #3 align 2 personality ptr @__gxx_personality_v0 {
  %5 = alloca %"class.NOMAD_4_3::Double", align 8
  %6 = alloca double, align 8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  store double 5.000000e-01, ptr %6, align 8, !tbaa !5
  call void @_ZN9NOMAD_4_36DoubleC1ERKd(ptr noundef nonnull align 8 dereferenceable(17) %5, ptr noundef nonnull align 8 dereferenceable(8) %6)
  invoke void @_ZN9NOMAD_4_3mlERKNS_6DoubleES2_(ptr dead_on_unwind writable sret(%"class.NOMAD_4_3::Double") align 8 %0, ptr noundef nonnull align 8 dereferenceable(17) %2, ptr noundef nonnull align 8 dereferenceable(17) %5)
          to label %7 unwind label %8

7:                                                ; preds = %4
  call void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17) %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #5
  ret void

8:                                                ; preds = %4
  %9 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17) %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #5
  resume { ptr, i32 } %9
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN9NOMAD_4_3mlERKNS_6DoubleES2_(ptr dead_on_unwind noalias writable sret(%"class.NOMAD_4_3::Double") align 8, ptr noundef nonnull align 8 dereferenceable(17), ptr noundef nonnull align 8 dereferenceable(17)) local_unnamed_addr #4

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { "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 = { 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 #4 = { inlinehint 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 #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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass