; LLVM IR from USDA-ARS-ACSL/MAIZSIM :: Crop source/radtrans.ll (ZN9CRadTrans4QtotEd)

; 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: 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: 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

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef double @_ZN9CRadTrans13IrradiancetotEv(ptr noundef nonnull align 8 dereferenceable(85)) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef double @_ZN9CRadTrans4QtotEd(ptr noundef nonnull align 8 dereferenceable(85) %0, double noundef %1) #3 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca double, align 8
  %5 = alloca double, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store double %1, ptr %4, align 8, !tbaa !9
  %6 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %7 = call noundef double @_ZN9CRadTrans13IrradiancetotEv(ptr noundef nonnull align 8 dereferenceable(85) %6)
  %8 = getelementptr inbounds %class.CRadTrans, ptr %6, i32 0, i32 0
  %9 = load double, ptr %8, align 8, !tbaa !11
  %10 = call double @sqrt(double noundef %9) #4
  %11 = fneg double %10
  %12 = call noundef double @_ZN9CRadTrans5GetKdEv(ptr noundef nonnull align 8 dereferenceable(85) %6)
  %13 = call noundef double @_ZN9CRadTrans5GetKbEv(ptr noundef nonnull align 8 dereferenceable(85) %6)
  %14 = fadd double %12, %13
  %15 = fmul double %11, %14
  %16 = fdiv double %15, 2.000000e+00
  %17 = load double, ptr %4, align 8, !tbaa !9
  %18 = fmul double %16, %17
  %19 = call double @exp(double noundef %18) #4
  %20 = fmul double %7, %19
  store double %20, ptr %5, align 8, !tbaa !9
  %21 = load double, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  ret double %21
}

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 = { 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 = { 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, !10, i64 0}
!10 = !{!"double", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"_ZTS9CRadTrans", !10, i64 0, !10, i64 8, !10, i64 16, !10, i64 24, !10, i64 32, !10, i64 40, !10, i64 48, !10, i64 56, !10, i64 64, !10, i64 72, !13, i64 80, !14, i64 84}
!13 = !{!"_ZTSN9CRadTrans10CLeafAngleE", !7, i64 0}
!14 = !{!"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 nofree nounwind willreturn memory(write)
declare double @sqrt(double noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef double @_ZN9CRadTrans5GetKbEv(ptr noundef nonnull align 8 dereferenceable(85)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef double @_ZN9CRadTrans5GetKdEv(ptr noundef nonnull align 8 dereferenceable(85)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nofree nounwind willreturn memory(write)
declare double @exp(double noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef double @_ZN9CRadTrans13IrradiancetotEv(ptr noundef nonnull align 8 dereferenceable(85)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef double @_ZN9CRadTrans4QtotEd(ptr noundef nonnull align 8 dereferenceable(85) %0, double noundef %1) local_unnamed_addr #1 align 2 {
  %3 = tail call noundef double @_ZN9CRadTrans13IrradiancetotEv(ptr noundef nonnull align 8 dereferenceable(85) %0)
  %4 = load double, ptr %0, align 8, !tbaa !5
  %5 = tail call double @sqrt(double noundef %4) #2
  %6 = fneg double %5
  %7 = tail call noundef double @_ZN9CRadTrans5GetKdEv(ptr noundef nonnull align 8 dereferenceable(85) %0)
  %8 = tail call noundef double @_ZN9CRadTrans5GetKbEv(ptr noundef nonnull align 8 dereferenceable(85) %0)
  %9 = fadd double %7, %8
  %10 = fmul double %9, %6
  %11 = fmul double %10, 5.000000e-01
  %12 = fmul double %11, %1
  %13 = tail call double @exp(double noundef %12) #2
  %14 = fmul double %3, %13
  ret double %14
}

attributes #0 = { 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 #1 = { 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 #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,ReassociatePass,SROAPass,TailCallElimPass