; LLVM IR from USDA-ARS-ACSL/MAIZSIM :: Crop source/radtrans.ll (ZN9CRadTrans7ReflectEv)

; 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.CRadTrans = type <{ double, double, double, double, double, double, double, double, double, double, i32, i8, [3 x i8] }>

; Function Attrs: mustprogress uwtable
define dso_local noundef double @_ZN9CRadTrans7ReflectEv(ptr noundef nonnull align 8 dereferenceable(85) %0) #0 align 2 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  %4 = getelementptr inbounds %class.CRadTrans, ptr %3, i32 0, i32 0
  %5 = load double, ptr %4, align 8, !tbaa !9
  %6 = call double @sqrt(double noundef %5) #3
  %7 = fsub double 1.000000e+00, %6
  %8 = getelementptr inbounds %class.CRadTrans, ptr %3, i32 0, i32 0
  %9 = load double, ptr %8, align 8, !tbaa !9
  %10 = call double @sqrt(double noundef %9) #3
  %11 = fadd double 1.000000e+00, %10
  %12 = fdiv double %7, %11
  %13 = call noundef double @_ZN9CRadTrans5GetKbEv(ptr noundef nonnull align 8 dereferenceable(85) %3)
  %14 = fmul double 2.000000e+00, %13
  %15 = call noundef double @_ZN9CRadTrans5GetKbEv(ptr noundef nonnull align 8 dereferenceable(85) %3)
  %16 = call noundef double @_ZN9CRadTrans5GetKdEv(ptr noundef nonnull align 8 dereferenceable(85) %3)
  %17 = fadd double %15, %16
  %18 = fdiv double %14, %17
  %19 = fmul double %12, %18
  ret double %19
}

; Function Attrs: nounwind
declare double @sqrt(double noundef) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef double @_ZN9CRadTrans5GetKbEv(ptr noundef nonnull align 8 dereferenceable(85)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef double @_ZN9CRadTrans5GetKdEv(ptr noundef nonnull align 8 dereferenceable(85)) #2 align 2

attributes #0 = { 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 #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 = { 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 = { 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 = !{!"_ZTS9CRadTrans", !11, i64 0, !11, i64 8, !11, i64 16, !11, i64 24, !11, i64 32, !11, i64 40, !11, i64 48, !11, i64 56, !11, i64 64, !11, i64 72, !12, i64 80, !13, i64 84}
!11 = !{!"double", !7, i64 0}
!12 = !{!"_ZTSN9CRadTrans10CLeafAngleE", !7, i64 0}
!13 = !{!"bool", !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"

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef double @_ZN9CRadTrans7ReflectEv(ptr noundef nonnull align 8 dereferenceable(85) %0) local_unnamed_addr #0 align 2 {
  %2 = load double, ptr %0, align 8, !tbaa !5
  %3 = tail call double @sqrt(double noundef %2) #2
  %4 = fsub double 1.000000e+00, %3
  %5 = load double, ptr %0, align 8, !tbaa !5
  %6 = tail call double @sqrt(double noundef %5) #2
  %7 = tail call noundef double @_ZN9CRadTrans5GetKbEv(ptr noundef nonnull align 8 dereferenceable(85) %0)
  %8 = fmul double %7, 2.000000e+00
  %9 = tail call noundef double @_ZN9CRadTrans5GetKbEv(ptr noundef nonnull align 8 dereferenceable(85) %0)
  %10 = tail call noundef double @_ZN9CRadTrans5GetKdEv(ptr noundef nonnull align 8 dereferenceable(85) %0)
  %11 = insertelement <2 x double> poison, double %6, i64 0
  %12 = insertelement <2 x double> %11, double %9, i64 1
  %13 = insertelement <2 x double> <double 1.000000e+00, double poison>, double %10, i64 1
  %14 = fadd <2 x double> %12, %13
  %15 = insertelement <2 x double> poison, double %4, i64 0
  %16 = insertelement <2 x double> %15, double %8, i64 1
  %17 = fdiv <2 x double> %16, %14
  %shift = shufflevector <2 x double> %17, <2 x double> poison, <2 x i32> <i32 1, i32 poison>
  %18 = fmul <2 x double> %17, %shift
  %19 = extractelement <2 x double> %18, i64 0
  ret double %19
}

; Function Attrs: mustprogress nofree nounwind willreturn memory(write)
declare double @sqrt(double noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef double @_ZN9CRadTrans5GetKbEv(ptr noundef nonnull align 8 dereferenceable(85)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef double @_ZN9CRadTrans5GetKdEv(ptr noundef nonnull align 8 dereferenceable(85)) 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 = { mustprogress nofree nounwind willreturn memory(write) "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 = { 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 = !{!"_ZTS9CRadTrans", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !7, i64 48, !7, i64 56, !7, i64 64, !7, i64 72, !10, i64 80, !11, i64 84}
!7 = !{!"double", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTSN9CRadTrans10CLeafAngleE", !8, i64 0}
!11 = !{!"bool", !8, i64 0}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SLPVectorizerPass,SROAPass,TailCallElimPass,VectorCombinePass