; LLVM IR from buresjan/optim_lbm :: nomad/src/Math/Double.ll (ZNK9NOMAD_4_36Double9isIntegerEv)

; 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: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.floor.f64(double) #1

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK9NOMAD_4_36Double9isIntegerEv(ptr noundef nonnull align 8 dereferenceable(17) %0) #2 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca i1, align 1
  %3 = alloca ptr, align 8
  %4 = alloca %"class.NOMAD_4_3::Double", align 8
  %5 = alloca double, align 8
  %6 = alloca %"class.NOMAD_4_3::Double", align 8
  %7 = alloca double, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  %10 = load ptr, ptr %3, align 8
  %11 = getelementptr inbounds %"class.NOMAD_4_3::Double", ptr %10, i32 0, i32 2
  %12 = load i8, ptr %11, align 8, !tbaa !9, !range !13, !noundef !14
  %13 = trunc i8 %12 to i1
  br i1 %13, label %15, label %14

14:                                               ; preds = %1
  store i1 false, ptr %2, align 1
  br label %34

15:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %16 = getelementptr inbounds %"class.NOMAD_4_3::Double", ptr %10, i32 0, i32 1
  %17 = load double, ptr %16, align 8, !tbaa !15
  %18 = call double @llvm.floor.f64(double %17)
  store double %18, ptr %5, align 8, !tbaa !16
  call void @_ZN9NOMAD_4_36DoubleC1ERKd(ptr noundef nonnull align 8 dereferenceable(17) %4, ptr noundef nonnull align 8 dereferenceable(8) %5)
  call void @llvm.lifetime.start.p0(i64 24, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %19 = getelementptr inbounds %"class.NOMAD_4_3::Double", ptr %10, i32 0, i32 1
  %20 = load double, ptr %19, align 8, !tbaa !15
  %21 = call double @llvm.ceil.f64(double %20)
  store double %21, ptr %7, align 8, !tbaa !16
  invoke void @_ZN9NOMAD_4_36DoubleC1ERKd(ptr noundef nonnull align 8 dereferenceable(17) %6, ptr noundef nonnull align 8 dereferenceable(8) %7)
          to label %22 unwind label %25

22:                                               ; preds = %15
  %23 = invoke noundef zeroext i1 @_ZN9NOMAD_4_3eqERKNS_6DoubleES2_(ptr noundef nonnull align 8 dereferenceable(17) %4, ptr noundef nonnull align 8 dereferenceable(17) %6)
          to label %24 unwind label %29

24:                                               ; preds = %22
  store i1 %23, ptr %2, align 1
  call void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17) %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #4
  call void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17) %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #4
  br label %34

25:                                               ; preds = %15
  %26 = landingpad { ptr, i32 }
          cleanup
  %27 = extractvalue { ptr, i32 } %26, 0
  store ptr %27, ptr %8, align 8
  %28 = extractvalue { ptr, i32 } %26, 1
  store i32 %28, ptr %9, align 4
  br label %33

29:                                               ; preds = %22
  %30 = landingpad { ptr, i32 }
          cleanup
  %31 = extractvalue { ptr, i32 } %30, 0
  store ptr %31, ptr %8, align 8
  %32 = extractvalue { ptr, i32 } %30, 1
  store i32 %32, ptr %9, align 4
  call void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17) %6) #4
  br label %33

33:                                               ; preds = %29, %25
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #4
  call void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17) %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #4
  br label %36

34:                                               ; preds = %24, %14
  %35 = load i1, ptr %2, align 1
  ret i1 %35

36:                                               ; preds = %33
  %37 = load ptr, ptr %8, align 8
  %38 = load i32, ptr %9, align 4
  %39 = insertvalue { ptr, i32 } poison, ptr %37, 0
  %40 = insertvalue { ptr, i32 } %39, i32 %38, 1
  resume { ptr, i32 } %40
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN9NOMAD_4_3eqERKNS_6DoubleES2_(ptr noundef nonnull align 8 dereferenceable(17), ptr noundef nonnull align 8 dereferenceable(17)) #3

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.ceil.f64(double) #1

declare void @_ZN9NOMAD_4_36DoubleC1ERKd(ptr, ptr)

declare void @_ZN9NOMAD_4_36DoubleD1Ev(ptr)

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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 = { 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 #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, !12, i64 16}
!10 = !{!"_ZTSN9NOMAD_4_36DoubleE", !11, i64 8, !12, i64 16}
!11 = !{!"double", !7, i64 0}
!12 = !{!"bool", !7, i64 0}
!13 = !{i8 0, i8 2}
!14 = !{}
!15 = !{!10, !11, i64 8}
!16 = !{!11, !11, 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: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.floor.f64(double) #1

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK9NOMAD_4_36Double9isIntegerEv(ptr nocapture noundef nonnull readonly align 8 dereferenceable(17) %0) local_unnamed_addr #2 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"class.NOMAD_4_3::Double", align 8
  %3 = alloca double, align 8
  %4 = alloca %"class.NOMAD_4_3::Double", align 8
  %5 = alloca double, align 8
  %6 = getelementptr inbounds i8, ptr %0, i64 16
  %7 = load i8, ptr %6, align 8, !tbaa !5, !range !11, !noundef !12
  %8 = trunc nuw i8 %7 to i1
  br i1 %8, label %9, label %23

9:                                                ; preds = %1
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %10 = getelementptr inbounds i8, ptr %0, i64 8
  %11 = load double, ptr %10, align 8, !tbaa !13
  %12 = tail call double @llvm.floor.f64(double %11)
  store double %12, ptr %3, align 8, !tbaa !14
  call void @_ZN9NOMAD_4_36DoubleC1ERKd(ptr noundef nonnull align 8 dereferenceable(17) %2, ptr noundef nonnull align 8 dereferenceable(8) %3)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %13 = load double, ptr %10, align 8, !tbaa !13
  %14 = call double @llvm.ceil.f64(double %13)
  store double %14, ptr %5, align 8, !tbaa !14
  invoke void @_ZN9NOMAD_4_36DoubleC1ERKd(ptr noundef nonnull align 8 dereferenceable(17) %4, ptr noundef nonnull align 8 dereferenceable(8) %5)
          to label %15 unwind label %18

15:                                               ; preds = %9
  %16 = invoke noundef zeroext i1 @_ZN9NOMAD_4_3eqERKNS_6DoubleES2_(ptr noundef nonnull align 8 dereferenceable(17) %2, ptr noundef nonnull align 8 dereferenceable(17) %4)
          to label %17 unwind label %20

17:                                               ; preds = %15
  call void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17) %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #4
  call void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17) %2) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #4
  br label %23

18:                                               ; preds = %9
  %19 = landingpad { ptr, i32 }
          cleanup
  br label %22

20:                                               ; preds = %15
  %21 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17) %4) #4
  br label %22

22:                                               ; preds = %20, %18
  %.pn = phi { ptr, i32 } [ %21, %20 ], [ %19, %18 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #4
  call void @_ZN9NOMAD_4_36DoubleD1Ev(ptr noundef nonnull align 8 dereferenceable(17) %2) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #4
  resume { ptr, i32 } %.pn

23:                                               ; preds = %1, %17
  %.04 = phi i1 [ %16, %17 ], [ false, %1 ]
  ret i1 %.04
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN9NOMAD_4_3eqERKNS_6DoubleES2_(ptr noundef nonnull align 8 dereferenceable(17), ptr noundef nonnull align 8 dereferenceable(17)) local_unnamed_addr #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.ceil.f64(double) #1

declare void @_ZN9NOMAD_4_36DoubleC1ERKd(ptr, ptr) local_unnamed_addr

declare void @_ZN9NOMAD_4_36DoubleD1Ev(ptr) local_unnamed_addr

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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 = { 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 #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, !10, i64 16}
!6 = !{!"_ZTSN9NOMAD_4_36DoubleE", !7, i64 8, !10, i64 16}
!7 = !{!"double", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"bool", !8, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}
!13 = !{!6, !7, i64 8}
!14 = !{!7, !7, i64 0}


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